Merge pull request 'dev' (#5 ) from dev into master

Reviewed-on: #5
Merge pull request 'dev' (#3 ) from dev into master
2026-03-25 20:54:09 +08:00 · 2026-03-19 01:00:14 +08:00
226 changed files with 10144 additions and 26503 deletions
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -272,42 +272,6 @@ jobs:
          name: carrot-bbs-android-release-apk
          path: android/app/build/outputs/apk/release/app-release.apk

-      - name: Resolve runtime version
-        id: runtime
-        run: |
-          RUNTIME_VERSION="$(node -p "require('./app.json').expo.version")"
-          echo "runtime_version=${RUNTIME_VERSION}" >> "$GITHUB_OUTPUT"
-          echo "Resolved runtimeVersion: ${RUNTIME_VERSION}"
-
-      - name: Upload APK to Updates Server
-        env:
-          OTA_AUTH_TOKEN: ${{ secrets.OTA_AUTH_TOKEN }}
-          UPDATES_SERVER_URL: https://updates.littlelan.cn
-        run: |
-          test -n "${OTA_AUTH_TOKEN}" || (echo "Missing secret OTA_AUTH_TOKEN" && exit 1)
-          
-          APK_PATH="android/app/build/outputs/apk/release/app-release.apk"
-          RUNTIME_VERSION="${{ steps.runtime.outputs.runtime_version }}"
-          
-          echo "Uploading APK for runtime version: ${RUNTIME_VERSION}"
-          
-          HTTP_CODE=$(curl -s -o response.json -w "%{http_code}" \
-            -X POST \
-            "${UPDATES_SERVER_URL}/admin/apk/upload?runtimeVersion=${RUNTIME_VERSION}" \
-            -H "Authorization: Bearer ${OTA_AUTH_TOKEN}" \
-            -H "Content-Type: application/vnd.android.package-archive" \
-            --data-binary @"${APK_PATH}")
-          
-          echo "HTTP Response Code: ${HTTP_CODE}"
-          cat response.json
-          
-          if [ "${HTTP_CODE}" -ne 200 ]; then
-            echo "Failed to upload APK"
-            exit 1
-          fi
-          
-          echo "APK uploaded successfully!"
-
  build-and-push-web:
    runs-on: ubuntu-latest
    permissions:
--- a/Dockerfile.web
+++ b/Dockerfile.web
@@ -10,7 +10,6 @@ RUN npx expo export --platform web --output-dir dist-web

 FROM nginx:1.27-alpine

-COPY nginx.conf /etc/nginx/conf.d/default.conf
 COPY --from=builder /app/dist-web /usr/share/nginx/html

 EXPOSE 80
--- a/app.config.js
+++ b/app.config.js
@@ -23,29 +23,6 @@ const devUpdatesUrl =

 const expo = appJson.expo;

-// 检测是否为 Web 平台
-const isWeb = process.env.EXPO_TARGET === 'web' || process.env.PLATFORM === 'web';
-
-// 原生平台特有的插件（在 Web 端会报错）
-const nativeOnlyPlugins = [
-  'expo-camera',
-  'expo-notifications',
-  'expo-background-fetch',
-  'expo-media-library',
-  'expo-image-picker',
-  'expo-video',
-  'expo-sqlite',
-  './plugins/withMainActivityConfigChange',
-];
-
-// 过滤插件：Web 端排除原生插件
-const filteredPlugins = isWeb
-  ? expo.plugins.filter((plugin) => {
-      const pluginName = Array.isArray(plugin) ? plugin[0] : plugin;
-      return !nativeOnlyPlugins.includes(pluginName);
-    })
-  : expo.plugins;
-
 module.exports = {
  ...expo,
  name: isDevVariant ? `${expo.name} Dev` : expo.name,
@@ -63,27 +40,10 @@ module.exports = {
    ...expo.android,
    package: 'skin.carrot.bbs',
  },
-  // Web 端使用过滤后的插件
-  plugins: filteredPlugins,
  extra: {
    ...(expo.extra || {}),
    appVariant: isDevVariant ? 'dev' : 'release',
    apiBaseUrl: isDevVariant ? devApiBaseUrl : releaseApiBaseUrl,
    updatesUrl: isDevVariant ? devUpdatesUrl : releaseUpdatesUrl,
  },
-  // Web 端配置
-  ...(isWeb && {
-    web: {
-      ...expo.web,
-      build: {
-        ...expo.web?.build,
-        // 配置 Web 端别名，避免加载原生模块
-        babel: {
-          dangerouslyAddModulePathsToTranspile: [
-            'react-native-webrtc',
-          ],
-        },
-      },
-    },
-  }),
 };
--- a/app.json
+++ b/app.json
@@ -2,7 +2,7 @@
  "expo": {
    "name": "萝卜社区",
    "slug": "qojo",
-    "version": "1.0.13",
+    "version": "1.0.11",
    "orientation": "default",
    "icon": "./assets/icon.png",
    "userInterfaceStyle": "automatic",
@@ -15,13 +15,11 @@
    "ios": {
      "supportsTablet": true,
      "infoPlist": {
-        "NSMicrophoneUsageDescription": "允许萝卜社区访问您的麦克风以进行语音通话",
        "UIBackgroundModes": [
          "fetch",
          "remote-notification",
          "fetch",
-          "remote-notification",
-          "audio"
+          "remote-notification"
        ],
        "ITSAppUsesNonExemptEncryption": false
      },
@@ -36,10 +34,9 @@
      },
      "predictiveBackGestureEnabled": false,
      "package": "skin.carrot.bbs",
-      "versionCode": 7,
+      "versionCode": 6,
      "permissions": [
        "VIBRATE",
-        "RECORD_AUDIO",
        "RECEIVE_BOOT_COMPLETED",
        "WAKE_LOCK",
        "READ_EXTERNAL_STORAGE",
@@ -62,17 +59,6 @@
      "favicon": "./assets/favicon.png"
    },
    "plugins": [
-      "./plugins/withMainActivityConfigChange",
-      [
-        "./plugins/withForegroundService",
-        {
-          "notificationTitle": "萝卜社区",
-          "notificationBody": "正在后台同步消息",
-          "notificationIcon": "ic_notification",
-          "channelId": "carrot_sync_foreground",
-          "channelName": "消息同步"
-        }
-      ],
      [
        "expo-router",
        {
@@ -96,9 +82,9 @@
        }
      ],
      [
-        "expo-background-task",
+        "expo-background-fetch",
        {
-          "minimumInterval": 15
+          "minimumInterval": 900
        }
      ],
      [
--- a/app/(app)/(tabs)/_layout.tsx
+++ b/app/(app)/(tabs)/_layout.tsx
@@ -1,4 +1,4 @@
-import { useMemo, useCallback } from 'react';
+import { useMemo } from 'react';
 import { Platform, useWindowDimensions } from 'react-native';
 import { Tabs, usePathname } from 'expo-router';
 import { MaterialCommunityIcons } from '@expo/vector-icons';
@@ -6,7 +6,7 @@ import { useSafeAreaInsets } from 'react-native-safe-area-context';

 import { useAppColors, shadows } from '../../../src/theme';
 import { BREAKPOINTS } from '../../../src/hooks/useResponsive';
-import { useHomeTabBarVisibilityStore, useTotalUnreadCount, useHomeTabPressStore } from '../../../src/stores';
+import { useHomeTabBarVisibilityStore, useTotalUnreadCount } from '../../../src/stores';

 const TAB_BAR_HEIGHT = 56;
 const TAB_BAR_FLOATING_MARGIN = 12;
@@ -19,17 +19,10 @@ export default function TabsLayout() {
  const pathname = usePathname();
  const unreadCount = useTotalUnreadCount();
  const scrollHideTabBar = useHomeTabBarVisibilityStore((s) => s.bottomTabBarHiddenByScroll);
-  const triggerHomeTabPress = useHomeTabPressStore((s) => s.triggerPress);
  const hideTabBar = Platform.OS === 'web' && width >= BREAKPOINTS.desktop;

  const isHomeStackRoute = pathname === '/home' || pathname.startsWith('/home/');

-  const handleHomeTabPress = useCallback(() => {
-    if (pathname === '/home') {
-      triggerHomeTabPress();
-    }
-  }, [pathname, triggerHomeTabPress]);
-
  const tabBarStyle = useMemo(() => {
    if (hideTabBar) {
      return { display: 'none' as const, height: 0, overflow: 'hidden' as const };
@@ -88,9 +81,6 @@ export default function TabsLayout() {
            />
          ),
        }}
-        listeners={{
-          tabPress: handleHomeTabPress,
-        }}
      />
      <Tabs.Screen
        name="apps"
--- a/app/(app)/(tabs)/apps/materials/_layout.tsx
+++ b/app/(app)/(tabs)/apps/materials/_layout.tsx
@@ -1,11 +0,0 @@
-import { Stack } from 'expo-router';
-
-export default function MaterialsStackLayout() {
-  return (
-    <Stack screenOptions={{ headerShown: false }}>
-      <Stack.Screen name="index" />
-      <Stack.Screen name="subject" />
-      <Stack.Screen name="detail" />
-    </Stack>
-  );
-}
--- a/app/(app)/(tabs)/apps/materials/detail.tsx
+++ b/app/(app)/(tabs)/apps/materials/detail.tsx
@@ -1,5 +0,0 @@
-import { MaterialDetailScreen } from '../../../../../src/screens/material';
-
-export default function MaterialDetailRoute() {
-  return <MaterialDetailScreen />;
-}
--- a/app/(app)/(tabs)/apps/materials/index.tsx
+++ b/app/(app)/(tabs)/apps/materials/index.tsx
@@ -1,5 +0,0 @@
-import { MaterialsScreen } from '../../../../../src/screens/material';
-
-export default function MaterialsRoute() {
-  return <MaterialsScreen />;
-}
--- a/app/(app)/(tabs)/apps/materials/subject.tsx
+++ b/app/(app)/(tabs)/apps/materials/subject.tsx
@@ -1,5 +0,0 @@
-import { SubjectMaterialsScreen } from '../../../../../src/screens/material';
-
-export default function SubjectMaterialsRoute() {
-  return <SubjectMaterialsScreen />;
-}
--- a/app/(app)/(tabs)/profile/_layout.tsx
+++ b/app/(app)/(tabs)/profile/_layout.tsx
@@ -36,14 +36,6 @@ export default function ProfileStackLayout() {
      <Stack.Screen name="bookmarks" options={{ title: '收藏' }} />
      <Stack.Screen name="notification-settings" options={{ title: '通知设置' }} />
      <Stack.Screen name="blocked-users" options={{ title: '黑名单' }} />
-      <Stack.Screen name="chat-settings" options={{ title: '聊天设置' }} />
-      <Stack.Screen name="about" options={{ title: '关于我们' }} />
-      <Stack.Screen name="terms" options={{ title: '用户协议' }} />
-      <Stack.Screen name="privacy" options={{ title: '隐私政策' }} />
-      <Stack.Screen name="verification" options={{ title: '身份认证' }} />
-      <Stack.Screen name="data-storage" options={{ title: '数据与存储' }} />
-      <Stack.Screen name="privacy-settings" options={{ title: '隐私设置' }} />
-      <Stack.Screen name="account-deletion" options={{ title: '注销账号' }} />
    </Stack>
  );
 }
--- a/app/(app)/(tabs)/profile/about.tsx
+++ b/app/(app)/(tabs)/profile/about.tsx
@@ -1,5 +0,0 @@
-import { AboutScreen } from '../../../../src/screens/profile/AboutScreen';
-
-export default function AboutRoute() {
-  return <AboutScreen />;
-}
--- a/app/(app)/(tabs)/profile/account-deletion.tsx
+++ b/app/(app)/(tabs)/profile/account-deletion.tsx
@@ -1,5 +0,0 @@
-import { AccountDeletionScreen } from '../../../../src/screens/profile';
-
-export default function AccountDeletionRoute() {
-  return <AccountDeletionScreen />;
-}
--- a/app/(app)/(tabs)/profile/chat-settings.tsx
+++ b/app/(app)/(tabs)/profile/chat-settings.tsx
@@ -1,5 +0,0 @@
-import { ChatSettingsScreen } from '../../../../src/screens/profile/ChatSettingsScreen';
-
-export default function ChatSettingsRoute() {
-  return <ChatSettingsScreen />;
-}
--- a/app/(app)/(tabs)/profile/data-storage.tsx
+++ b/app/(app)/(tabs)/profile/data-storage.tsx
@@ -1,5 +0,0 @@
-import { DataStorageScreen } from '../../../../src/screens/profile';
-
-export default function DataStorageRoute() {
-  return <DataStorageScreen />;
-}
--- a/app/(app)/(tabs)/profile/privacy-settings.tsx
+++ b/app/(app)/(tabs)/profile/privacy-settings.tsx
@@ -1,5 +0,0 @@
-import { PrivacySettingsScreen } from '../../../../src/screens/profile';
-
-export default function PrivacySettingsRoute() {
-  return <PrivacySettingsScreen />;
-}
--- a/app/(app)/(tabs)/profile/privacy.tsx
+++ b/app/(app)/(tabs)/profile/privacy.tsx
@@ -1,5 +0,0 @@
-import { PrivacyPolicyScreen } from '../../../../src/screens/profile/PrivacyPolicyScreen';
-
-export default function PrivacyPolicyRoute() {
-  return <PrivacyPolicyScreen />;
-}
--- a/app/(app)/(tabs)/profile/terms.tsx
+++ b/app/(app)/(tabs)/profile/terms.tsx
@@ -1,5 +0,0 @@
-import { TermsOfServiceScreen } from '../../../../src/screens/profile/TermsOfServiceScreen';
-
-export default function TermsOfServiceRoute() {
-  return <TermsOfServiceScreen />;
-}
--- a/app/(app)/(tabs)/profile/verification.tsx
+++ b/app/(app)/(tabs)/profile/verification.tsx
@@ -1,5 +0,0 @@
-import { VerificationSettingsScreen } from '@/screens/profile/VerificationSettingsScreen';
-
-export default function VerificationSettingsPage() {
-  return <VerificationSettingsScreen />;
-}
--- a/app/(auth)/verification-form.tsx
+++ b/app/(auth)/verification-form.tsx
@@ -1,5 +0,0 @@
-import { VerificationFormScreen } from '@/screens/auth/VerificationFormScreen';
-
-export default function VerificationFormPage() {
-  return <VerificationFormScreen />;
-}
--- a/app/(auth)/verification-guide.tsx
+++ b/app/(auth)/verification-guide.tsx
@@ -1,5 +0,0 @@
-import { VerificationGuideScreen } from '@/screens/auth/VerificationGuideScreen';
-
-export default function VerificationGuidePage() {
-  return <VerificationGuideScreen />;
-}
--- a/app/_layout.tsx
+++ b/app/_layout.tsx
@@ -10,8 +10,6 @@ import * as Notifications from 'expo-notifications';
 import * as SystemUI from 'expo-system-ui';

 import { registerNotificationPresentationHandler } from '../src/services/notificationPreferences';
-import { api } from '../src/services/api';
-import { wsService } from '../src/services/wsService';
 import {
  ThemeBootstrap,
  useAppColors,
@@ -23,8 +21,6 @@ import AppPromptBar from '../src/components/common/AppPromptBar';
 import AppDialogHost from '../src/components/common/AppDialogHost';
 import { installAlertOverride } from '../src/services/alertOverride';
 import { useAuthStore } from '../src/stores';
-import { checkForAPKUpdate } from '../src/services/apkUpdateService';
-import { CallScreen, IncomingCallModal, FloatingCallWindow } from '../src/components/call';

 registerNotificationPresentationHandler();

@@ -52,25 +48,6 @@ if (Platform.OS === 'web' && typeof document !== 'undefined') {
    }
    *:focus { outline: none !important; }
    *:focus-visible { outline: none !important; }
-    /* 修复移动端 FlatList/ScrollView 滑动问题 */
-    html, body {
-      overscroll-behavior: none;
-      touch-action: pan-y;
-    }
-    /* React Native Web 生成的滚动容器 */
-    [class*="css-"] {
-      touch-action: pan-y !important;
-      -webkit-overflow-scrolling: touch !important;
-    }
-    /* 确保所有可滚动元素都可以垂直滑动 */
-    div[style*="overflow"] {
-      touch-action: pan-y !important;
-      -webkit-overflow-scrolling: touch !important;
-    }
-    /* 禁用水平滑动，只允许垂直滑动 */
-    * {
-      touch-action: pan-y pinch-zoom;
-    }
  `;
  document.head.appendChild(style);
 }
@@ -160,71 +137,21 @@ function NotificationBootstrap() {
  return null;
 }

-function APKUpdateBootstrap() {
-  const hasChecked = useRef(false);
-
-  useEffect(() => {
-    if (hasChecked.current) return;
-    hasChecked.current = true;
-
-    // 延迟执行，避免与启动流程冲突
-    const timer = setTimeout(() => {
-      checkForAPKUpdate().catch((error) => {
-        console.error('APK update check failed:', error);
-      });
-    }, 3000);
-
-    return () => clearTimeout(timer);
-  }, []);
-
-  return null;
-}
-
 function ThemedStack() {
  const router = useRouter();
  const colors = useAppColors();
  const resolved = useResolvedColorScheme();

-  useEffect(() => {
-    api.setExpoRouter(router);
-    wsService.setRouter(router);
-  }, [router]);
-
  return (
    <>
      <StatusBar style={resolved === 'dark' ? 'light' : 'dark'} />
      <SystemChrome />
      <SessionGate>
        <NotificationBootstrap />
-        <APKUpdateBootstrap />
        <Stack screenOptions={{ headerShown: false }}>
          <Stack.Screen name="index" options={{ headerShown: false }} />
          <Stack.Screen name="(auth)" options={{ headerShown: false }} />
          <Stack.Screen name="(app)" options={{ headerShown: false }} />
-          <Stack.Screen
-            name="terms"
-            options={{
-              headerShown: true,
-              title: '用户协议',
-              headerStyle: { backgroundColor: colors.background.paper },
-              headerTintColor: colors.text.primary,
-              headerShadowVisible: false,
-              headerBackVisible: false,
-              headerLeft: () => <AppBackButton onPress={() => router.back()} />,
-            }}
-          />
-          <Stack.Screen
-            name="privacy"
-            options={{
-              headerShown: true,
-              title: '隐私政策',
-              headerStyle: { backgroundColor: colors.background.paper },
-              headerTintColor: colors.text.primary,
-              headerShadowVisible: false,
-              headerBackVisible: false,
-              headerLeft: () => <AppBackButton onPress={() => router.back()} />,
-            }}
-          />
          <Stack.Screen
            name="post/[postId]"
            options={{
@@ -270,9 +197,6 @@ export default function RootLayout() {
            <ThemedStack />
            <AppPromptBar />
            <AppDialogHost />
-            <IncomingCallModal />
-            <CallScreen />
-            <FloatingCallWindow />
          </QueryClientProvider>
        </ThemedProviders>
      </SafeAreaProvider>
--- a/app/index.tsx
+++ b/app/index.tsx
@@ -7,5 +7,5 @@ export default function Index() {
  if (isAuthenticated) {
    return <Redirect href="/home" />;
  }
-  return <Redirect href="/welcome" />;
+  return <Redirect href="/login" />;
 }
--- a/app/privacy.tsx
+++ b/app/privacy.tsx
@@ -1,5 +0,0 @@
-import { PrivacyPolicyScreen } from '../src/screens/profile/PrivacyPolicyScreen';
-
-export default function PrivacyRoute() {
-  return <PrivacyPolicyScreen />;
-}
--- a/app/terms.tsx
+++ b/app/terms.tsx
@@ -1,5 +0,0 @@
-import { TermsOfServiceScreen } from '../src/screens/profile/TermsOfServiceScreen';
-
-export default function TermsRoute() {
-  return <TermsOfServiceScreen />;
-}
--- a/app/welcome.tsx
+++ b/app/welcome.tsx
@@ -1,5 +0,0 @@
-import { WelcomeScreen } from '../src/screens/auth';
-
-export default function WelcomeRoute() {
-  return <WelcomeScreen />;
-}
--- a/metro.config.js
+++ b/metro.config.js
@@ -6,10 +6,6 @@ const config = getDefaultConfig(__dirname);
 // Add wasm asset support
 config.resolver.assetExts.push('wasm');

-// Fix for react-native-webrtc event-target-shim import warning
-// The package doesn't properly export "./index" in its exports field
-config.resolver.unstable_enablePackageExports = false;
-
 // NOTE: enhanceMiddleware is marked as deprecated in Metro's types,
 // but there's currently no official alternative for custom dev server headers.
 // For production, configure COEP/COOP headers on your hosting platform.
--- a/nginx.conf
+++ b/nginx.conf
@@ -1,19 +0,0 @@
-server {
-    listen 80;
-    server_name _;
-    root /usr/share/nginx/html;
-    index index.html;
-
-    location / {
-        try_files $uri $uri/ /index.html;
-    }
-
-    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {
-        expires 1y;
-        add_header Cache-Control "public, immutable";
-    }
-
-    gzip on;
-    gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript image/svg+xml;
-    gzip_min_length 256;
-}
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
  "name": "carrot_bbs",
-  "version": "1.0.2",
+  "version": "1.0.1",
  "lockfileVersion": 3,
  "requires": true,
  "packages": {
    "": {
      "name": "carrot_bbs",
-      "version": "1.0.2",
+      "version": "1.0.1",
      "dependencies": {
        "@expo/vector-icons": "^15.1.1",
        "@react-native-async-storage/async-storage": "^2.2.0",
@@ -29,7 +29,6 @@
        "expo-haptics": "~55.0.8",
        "expo-image": "^55.0.5",
        "expo-image-picker": "^55.0.10",
-        "expo-intent-launcher": "~55.0.9",
        "expo-linear-gradient": "^55.0.8",
        "expo-media-library": "~55.0.9",
        "expo-notifications": "^55.0.10",
@@ -54,7 +53,6 @@
        "react-native-screens": "~4.23.0",
        "react-native-sse": "^1.2.1",
        "react-native-web": "^0.21.0",
-        "react-native-webrtc": "^124.0.7",
        "react-native-webview": "13.16.0",
        "react-native-worklets": "0.7.2",
        "zod": "^4.3.6",
@@ -5749,15 +5747,6 @@
        "expo": "*"
      }
    },
-    "node_modules/expo-intent-launcher": {
-      "version": "55.0.9",
-      "resolved": "https://registry.npmmirror.com/expo-intent-launcher/-/expo-intent-launcher-55.0.9.tgz",
-      "integrity": "sha512-s8k8dF8PfgzN0c+xzNTd9ceHh+/6mt2ncnMuqFaIIry2BeDGITbsgVijHr39eB5vS+KopCcOYYBYr+O1epx4TA==",
-      "license": "MIT",
-      "peerDependencies": {
-        "expo": "*"
-      }
-    },
    "node_modules/expo-json-utils": {
      "version": "55.0.0",
      "resolved": "https://registry.npmmirror.com/expo-json-utils/-/expo-json-utils-55.0.0.tgz",
@@ -9800,55 +9789,6 @@
      "integrity": "sha512-rkpe71W0N0c0Xz6QD0eJETuWAJGnJ9afsl1srmwPrI+yBCkge5EycXXbYRyvL29zZVUWQCY7InPRCv3GDXuZNw==",
      "license": "MIT"
    },
-    "node_modules/react-native-webrtc": {
-      "version": "124.0.7",
-      "resolved": "https://registry.npmmirror.com/react-native-webrtc/-/react-native-webrtc-124.0.7.tgz",
-      "integrity": "sha512-gnXPdbUS8IkKHq9WNaWptW/yy5s6nMyI6cNn90LXdobPVCgYSk6NA2uUGdT4c4J14BRgaFA95F+cR28tUPkMVA==",
-      "license": "MIT",
-      "dependencies": {
-        "base64-js": "1.5.1",
-        "debug": "4.3.4",
-        "event-target-shim": "6.0.2"
-      },
-      "peerDependencies": {
-        "react-native": ">=0.60.0"
-      }
-    },
-    "node_modules/react-native-webrtc/node_modules/debug": {
-      "version": "4.3.4",
-      "resolved": "https://registry.npmmirror.com/debug/-/debug-4.3.4.tgz",
-      "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
-      "license": "MIT",
-      "dependencies": {
-        "ms": "2.1.2"
-      },
-      "engines": {
-        "node": ">=6.0"
-      },
-      "peerDependenciesMeta": {
-        "supports-color": {
-          "optional": true
-        }
-      }
-    },
-    "node_modules/react-native-webrtc/node_modules/event-target-shim": {
-      "version": "6.0.2",
-      "resolved": "https://registry.npmmirror.com/event-target-shim/-/event-target-shim-6.0.2.tgz",
-      "integrity": "sha512-8q3LsZjRezbFZ2PN+uP+Q7pnHUMmAOziU2vA2OwoFaKIXxlxl38IylhSSgUorWu/rf4er67w0ikBqjBFk/pomA==",
-      "license": "MIT",
-      "engines": {
-        "node": ">=10.13.0"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/mysticatea"
-      }
-    },
-    "node_modules/react-native-webrtc/node_modules/ms": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmmirror.com/ms/-/ms-2.1.2.tgz",
-      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
-      "license": "MIT"
-    },
    "node_modules/react-native-webview": {
      "version": "13.16.0",
      "resolved": "https://registry.npmmirror.com/react-native-webview/-/react-native-webview-13.16.0.tgz",
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
  "name": "carrot_bbs",
-  "version": "1.0.3",
+  "version": "1.0.1",
  "main": "expo-router/entry",
  "scripts": {
    "start": "expo start",
@@ -25,6 +25,7 @@
    "axios": "^1.13.6",
    "date-fns": "^4.1.0",
    "expo": "~55.0.4",
+    "expo-background-fetch": "~55.0.10",
    "expo-background-task": "~55.0.10",
    "expo-camera": "^55.0.10",
    "expo-constants": "~55.0.7",
@@ -34,7 +35,6 @@
    "expo-haptics": "~55.0.8",
    "expo-image": "^55.0.5",
    "expo-image-picker": "^55.0.10",
-    "expo-intent-launcher": "~55.0.9",
    "expo-linear-gradient": "^55.0.8",
    "expo-media-library": "~55.0.9",
    "expo-notifications": "^55.0.10",
@@ -59,7 +59,6 @@
    "react-native-screens": "~4.23.0",
    "react-native-sse": "^1.2.1",
    "react-native-web": "^0.21.0",
-    "react-native-webrtc": "^124.0.7",
    "react-native-webview": "13.16.0",
    "react-native-worklets": "0.7.2",
    "zod": "^4.3.6",
--- a/plugins/withForegroundService.js
+++ b/plugins/withForegroundService.js
@@ -1,467 +0,0 @@
-const { withAndroidManifest, withDangerousMod } = require('@expo/config-plugins');
-const fs = require('fs');
-const path = require('path');
-
-const FOREGROUND_SERVICE_PERMISSION = 'android.permission.FOREGROUND_SERVICE';
-const FOREGROUND_SERVICE_DATA_SYNC = 'android.permission.FOREGROUND_SERVICE_DATA_SYNC';
-
-/**
- * Expo Config Plugin：为 Android 添加前台服务保活
- * 
- * 功能：
- * 1. 添加 FOREGROUND_SERVICE 相关权限
- * 2. 在 AndroidManifest 中声明 Service
- * 3. 生成 Kotlin 原生服务代码
- * 4. 生成 React Native Bridge 模块
- * 
- * 参考：Element Android 的 GuardAndroidService
- */
-const withForegroundService = (config, options = {}) => {
-  const {
-    notificationTitle = '萝卜社区',
-    notificationBody = '正在后台同步消息',
-    notificationIcon = 'ic_notification',
-    channelId = 'carrot_sync_foreground',
-    channelName = '消息同步',
-  } = options;
-
-  // 1. 添加权限和 Service 声明到 AndroidManifest
-  config = withAndroidManifest(config, (config) => {
-    const manifest = config.modResults;
-    
-    // 添加权限声明
-    const permissions = [
-      FOREGROUND_SERVICE_PERMISSION,
-      FOREGROUND_SERVICE_DATA_SYNC,
-    ];
-    
-    permissions.forEach((permission) => {
-      const existingPermission = manifest.manifest['uses-permission']?.find(
-        (p) => p.$['android:name'] === permission
-      );
-      if (!existingPermission) {
-        if (!manifest.manifest['uses-permission']) {
-          manifest.manifest['uses-permission'] = [];
-        }
-        manifest.manifest['uses-permission'].push({
-          $: { 'android:name': permission },
-        });
-      }
-    });
-
-    // 添加 Service 声明
-    if (!manifest.manifest.application[0].service) {
-      manifest.manifest.application[0].service = [];
-    }
-    
-    const existingService = manifest.manifest.application[0].service.find(
-      (s) => s.$['android:name'] === '.SyncForegroundService'
-    );
-    
-    if (!existingService) {
-      manifest.manifest.application[0].service.push({
-        $: {
-          'android:name': '.SyncForegroundService',
-          'android:enabled': 'true',
-          'android:exported': 'false',
-          'android:foregroundServiceType': 'dataSync',
-        },
-      });
-    }
-
-    return config;
-  });
-
-  // 2. 生成 Kotlin 原生代码
-  config = withDangerousMod(config, [
-    'android',
-    async (config) => {
-      const projectRoot = config.modRequest.projectRoot;
-      const packageName = config.android.package;
-      const kotlinPath = path.join(
-        projectRoot,
-        'android/app/src/main/java',
-        packageName.replace(/\./g, '/')
-      );
-
-      // 确保目录存在
-      if (!fs.existsSync(kotlinPath)) {
-        fs.mkdirSync(kotlinPath, { recursive: true });
-      }
-
-      // 生成 SyncForegroundService.kt
-      const serviceCode = generateServiceCode(packageName, {
-        notificationTitle,
-        notificationBody,
-        notificationIcon,
-        channelId,
-        channelName,
-      });
-      
-      fs.writeFileSync(
-        path.join(kotlinPath, 'SyncForegroundService.kt'),
-        serviceCode
-      );
-
-      // 生成 ForegroundServiceModule.kt (React Native Bridge)
-      const moduleCode = generateModuleCode(packageName);
-      fs.writeFileSync(
-        path.join(kotlinPath, 'ForegroundServiceModule.kt'),
-        moduleCode
-      );
-
-      // 生成 ForegroundServicePackage.kt
-      const packageCode = generatePackageCode(packageName);
-      fs.writeFileSync(
-        path.join(kotlinPath, 'ForegroundServicePackage.kt'),
-        packageCode
-      );
-
-      // 修改 MainApplication.kt 注册模块
-      const mainAppPath = path.join(kotlinPath, 'MainApplication.kt');
-      if (fs.existsSync(mainAppPath)) {
-        let content = fs.readFileSync(mainAppPath, 'utf-8');
-        
-        // 添加 import
-        if (!content.includes('ForegroundServicePackage')) {
-          content = content.replace(
-            /package .*\n/,
-            `$&\nimport ${packageName}.ForegroundServicePackage\n`
-          );
-        }
-        
-        // 在 packages 列表中添加
-        if (!content.includes('ForegroundServicePackage()')) {
-          // 查找 PackageList(this).packages.apply 块
-          content = content.replace(
-            /(PackageList\(this\)\.packages\.apply\s*\{)/,
-            `$1\n          // 前台服务模块\n          add(ForegroundServicePackage())`
-          );
-        }
-        
-        fs.writeFileSync(mainAppPath, content);
-      }
-
-      // 创建通知图标目录和文件
-      const drawablePath = path.join(projectRoot, 'android/app/src/main/res/drawable');
-      if (!fs.existsSync(drawablePath)) {
-        fs.mkdirSync(drawablePath, { recursive: true });
-      }
-      
-      const iconPath = path.join(drawablePath, 'ic_notification.xml');
-      if (!fs.existsSync(iconPath)) {
-        fs.writeFileSync(iconPath, generateNotificationIcon());
-      }
-
-      return config;
-    },
-  ]);
-
-  return config;
-};
-
-/**
- * 生成前台服务 Kotlin 代码
- */
-function generateServiceCode(packageName, options) {
-  const { notificationTitle, notificationBody, notificationIcon, channelId, channelName } = options;
-  
-  return `package ${packageName}
-
-import android.app.Notification
-import android.app.NotificationChannel
-import android.app.NotificationManager
-import android.app.PendingIntent
-import android.app.Service
-import android.content.Context
-import android.content.Intent
-import android.content.pm.ServiceInfo
-import android.os.Build
-import android.os.IBinder
-import androidx.core.app.NotificationCompat
-import androidx.core.content.ContextCompat
-
-/**
- * 前台同步服务
- * 
- * 在通知栏显示常驻通知，防止应用进程被系统杀死
- * 类似 Element Android 的 GuardAndroidService 和 V2Ray 的保活机制
- */
-class SyncForegroundService : Service() {
-
-    companion object {
-        const val NOTIFICATION_ID = 1001
-        const val CHANNEL_ID = "${channelId}"
-        const val CHANNEL_NAME = "${channelName}"
-        
-        const val ACTION_START = "${packageName}.foreground.START"
-        const val ACTION_STOP = "${packageName}.foreground.STOP"
-        const val ACTION_UPDATE = "${packageName}.foreground.UPDATE"
-        
-        const val EXTRA_TITLE = "title"
-        const val EXTRA_BODY = "body"
-
-        /**
-         * 启动前台服务
-         */
-        fun start(context: Context, title: String = "${notificationTitle}", body: String = "${notificationBody}") {
-            val intent = Intent(context, SyncForegroundService::class.java).apply {
-                action = ACTION_START
-                putExtra(EXTRA_TITLE, title)
-                putExtra(EXTRA_BODY, body)
-            }
-            try {
-                ContextCompat.startForegroundService(context, intent)
-            } catch (e: Exception) {
-                android.util.Log.e("SyncForegroundService", "启动前台服务失败", e)
-            }
-        }
-
-        /**
-         * 停止前台服务
-         */
-        fun stop(context: Context) {
-            val intent = Intent(context, SyncForegroundService::class.java).apply {
-                action = ACTION_STOP
-            }
-            context.startService(intent)
-        }
-
-        /**
-         * 更新通知内容
-         */
-        fun update(context: Context, title: String, body: String) {
-            val intent = Intent(context, SyncForegroundService::class.java).apply {
-                action = ACTION_UPDATE
-                putExtra(EXTRA_TITLE, title)
-                putExtra(EXTRA_BODY, body)
-            }
-            context.startService(intent)
-        }
-    }
-
-    private var notificationTitle: String = "${notificationTitle}"
-    private var notificationBody: String = "${notificationBody}"
-
-    override fun onCreate() {
-        super.onCreate()
-        createNotificationChannel()
-    }
-
-    override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
-        when (intent?.action) {
-            ACTION_START -> {
-                notificationTitle = intent.getStringExtra(EXTRA_TITLE) ?: "${notificationTitle}"
-                notificationBody = intent.getStringExtra(EXTRA_BODY) ?: "${notificationBody}"
-                startForegroundCompat()
-            }
-            ACTION_STOP -> {
-                stopForegroundCompat()
-                stopSelf()
-            }
-            ACTION_UPDATE -> {
-                notificationTitle = intent.getStringExtra(EXTRA_TITLE) ?: notificationTitle
-                notificationBody = intent.getStringExtra(EXTRA_BODY) ?: notificationBody
-                updateNotification()
-            }
-        }
-        // START_STICKY: 服务被杀后自动重启
-        return START_STICKY
-    }
-
-    override fun onBind(intent: Intent?): IBinder? = null
-
-    /**
-     * 启动前台服务（兼容 Android Q+）
-     */
-    private fun startForegroundCompat() {
-        val notification = buildNotification()
-        
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
-            startForeground(
-                NOTIFICATION_ID,
-                notification,
-                ServiceInfo.FOREGROUND_SERVICE_TYPE_DATA_SYNC
-            )
-        } else {
-            startForeground(NOTIFICATION_ID, notification)
-        }
-    }
-
-    /**
-     * 停止前台服务（兼容 Android N+）
-     */
-    private fun stopForegroundCompat() {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
-            stopForeground(STOP_FOREGROUND_REMOVE)
-        } else {
-            @Suppress("DEPRECATION")
-            stopForeground(true)
-        }
-    }
-
-    /**
-     * 创建通知渠道
-     */
-    private fun createNotificationChannel() {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            val channel = NotificationChannel(
-                CHANNEL_ID,
-                CHANNEL_NAME,
-                NotificationManager.IMPORTANCE_MIN  // 最低重要性，不打扰用户
-            ).apply {
-                description = "后台消息同步服务"
-                setSound(null, null)
-                setShowBadge(false)
-                enableLights(false)
-                enableVibration(false)
-            }
-            
-            val manager = getSystemService(NotificationManager::class.java)
-            manager.createNotificationChannel(channel)
-        }
-    }
-
-    /**
-     * 构建通知
-     */
-    private fun buildNotification(): Notification {
-        // 点击通知打开应用
-        val launchIntent = packageManager.getLaunchIntentForPackage(packageName)
-        val pendingIntent = PendingIntent.getActivity(
-            this,
-            0,
-            launchIntent,
-            PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE
-        )
-
-        return NotificationCompat.Builder(this, CHANNEL_ID)
-            .setContentTitle(notificationTitle)
-            .setContentText(notificationBody)
-            .setSmallIcon(R.drawable.${notificationIcon})
-            .setCategory(NotificationCompat.CATEGORY_SERVICE)
-            .setPriority(NotificationCompat.PRIORITY_MIN)
-            .setOngoing(true)  // 不可滑动清除
-            .setShowWhen(false)
-            .setContentIntent(pendingIntent)
-            .build()
-    }
-
-    /**
-     * 更新通知内容
-     */
-    private fun updateNotification() {
-        val manager = getSystemService(NotificationManager::class.java)
-        manager.notify(NOTIFICATION_ID, buildNotification())
-    }
-}
-`;
-}
-
-/**
- * 生成 React Native Bridge 模块代码
- */
-function generateModuleCode(packageName) {
-  return `package ${packageName}
-
-import android.content.Context
-import com.facebook.react.bridge.ReactApplicationContext
-import com.facebook.react.bridge.ReactContextBaseJavaModule
-import com.facebook.react.bridge.ReactMethod
-import com.facebook.react.bridge.Promise
-
-/**
- * React Native Bridge: 前台服务控制模块
- */
-class ForegroundServiceModule(reactContext: ReactApplicationContext) : ReactContextBaseJavaModule(reactContext) {
-
-    override fun getName(): String = "ForegroundService"
-
-    /**
-     * 启动前台服务
-     */
-    @ReactMethod
-    fun start(title: String, body: String, promise: Promise) {
-        try {
-            SyncForegroundService.start(reactApplicationContext, title, body)
-            promise.resolve(true)
-        } catch (e: Exception) {
-            promise.reject("FOREGROUND_SERVICE_ERROR", e.message)
-        }
-    }
-
-    /**
-     * 停止前台服务
-     */
-    @ReactMethod
-    fun stop(promise: Promise) {
-        try {
-            SyncForegroundService.stop(reactApplicationContext)
-            promise.resolve(true)
-        } catch (e: Exception) {
-            promise.reject("FOREGROUND_SERVICE_ERROR", e.message)
-        }
-    }
-
-    /**
-     * 更新通知内容
-     */
-    @ReactMethod
-    fun update(title: String, body: String, promise: Promise) {
-        try {
-            SyncForegroundService.update(reactApplicationContext, title, body)
-            promise.resolve(true)
-        } catch (e: Exception) {
-            promise.reject("FOREGROUND_SERVICE_ERROR", e.message)
-        }
-    }
-}
-`;
-}
-
-/**
- * 生成 React Native Package 代码
- */
-function generatePackageCode(packageName) {
-  return `package ${packageName}
-
-import com.facebook.react.ReactPackage
-import com.facebook.react.bridge.NativeModule
-import com.facebook.react.bridge.ReactApplicationContext
-import com.facebook.react.uimanager.ViewManager
-
-class ForegroundServicePackage : ReactPackage {
-    override fun createNativeModules(reactContext: ReactApplicationContext): List<NativeModule> {
-        return listOf(ForegroundServiceModule(reactContext))
-    }
-
-    override fun createViewManagers(reactContext: ReactApplicationContext): List<ViewManager<*, *>> {
-        return emptyList()
-    }
-}
-`;
-}
-
-/**
- * 生成通知图标 XML
- */
-function generateNotificationIcon() {
-  return `<?xml version="1.0" encoding="utf-8"?>
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
-    android:viewportWidth="24"
-    android:viewportHeight="24">
-    <!-- 背景圆 -->
-    <path
-        android:fillColor="#4CAF50"
-        android:pathData="M12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2z"/>
-    <!-- 对勾符号 -->
-    <path
-        android:fillColor="#FFFFFF"
-        android:pathData="M10,17l-5,-5 1.41,-1.41L10,14.17l7.59,-7.59L19,8l-9,9z"/>
-</vector>
-`;
-}
-
-module.exports = withForegroundService;
--- a/plugins/withMainActivityConfigChange.js
+++ b/plugins/withMainActivityConfigChange.js
@@ -1,73 +0,0 @@
-const { withMainActivity } = require('@expo/config-plugins');
-
-/**
- * 在 MainActivity 中添加 onConfigurationChanged 方法
- * 用于监听系统深色模式变化并通知 React Native
- */
-const withMainActivityConfigChange = (config) => {
-  return withMainActivity(config, async (config) => {
-    const { contents } = config.modResults;
-
-    // 检查是否已经添加了 onConfigurationChanged
-    if (contents.includes('onConfigurationChanged')) {
-      return config;
-    }
-
-    // 需要添加的 imports
-    const importsToAdd = `import android.content.Intent
-import android.content.res.Configuration`;
-
-    // 需要添加的方法
-    const methodToAdd = `
-  /**
-   * 监听系统配置变化（包括深色模式切换），并广播给 React Native
-   * 这对于 Appearance API 正确检测系统主题至关重要
-   */
-  override fun onConfigurationChanged(newConfig: Configuration) {
-    super.onConfigurationChanged(newConfig)
-    val intent = Intent("onConfigurationChanged")
-    intent.putExtra("newConfig", newConfig)
-    sendBroadcast(intent)
-  }
-`;
-
-    let newContents = contents;
-
-    // 添加 imports（在已有 imports 后面）
-    if (!newContents.includes('import android.content.Intent')) {
-      // 找到最后一个 import 语句
-      const importRegex = /import [^\n]+\n/g;
-      const imports = newContents.match(importRegex);
-      if (imports && imports.length > 0) {
-        const lastImport = imports[imports.length - 1];
-        const lastImportIndex = newContents.lastIndexOf(lastImport);
-        const insertPosition = lastImportIndex + lastImport.length;
-        newContents =
-          newContents.slice(0, insertPosition) +
-          importsToAdd +
-          '\n' +
-          newContents.slice(insertPosition);
-      }
-    }
-
-    // 在类体的开头添加 onConfigurationChanged 方法
-    // 找到类定义后的第一个方法或属性
-    const classBodyRegex = /class MainActivity\s*:\s*ReactActivity\s*\(\)\s*\{([\s\S]*)/;
-    const match = newContents.match(classBodyRegex);
-    if (match) {
-      // 找到 onCreate 方法之前插入
-      const onCreateIndex = newContents.indexOf('override fun onCreate');
-      if (onCreateIndex !== -1) {
-        newContents =
-          newContents.slice(0, onCreateIndex) +
-          methodToAdd +
-          newContents.slice(onCreateIndex);
-      }
-    }
-
-    config.modResults.contents = newContents;
-    return config;
-  });
-};
-
-module.exports = withMainActivityConfigChange;
--- a/src/components/business/CommentItem.tsx
+++ b/src/components/business/CommentItem.tsx
@@ -18,7 +18,7 @@ interface CommentItemProps {
  comment: Comment;
  onUserPress: () => void;
  onReply: () => void;
-  onLike: (comment: Comment) => void; // 点赞回调，传入评论对象
+  onLike: () => void;
  floorNumber?: number; // 楼层号
  isAuthor?: boolean; // 是否是楼主
  replyToUser?: string; // 回复给哪位用户
@@ -29,7 +29,6 @@ interface CommentItemProps {
  onDelete?: (comment: Comment) => void; // 删除评论的回调
  onImagePress?: (images: ImageGridItem[], index: number) => void; // 点击图片查看大图
  currentUserId?: string; // 当前用户ID，用于判断子评论作者
-  onReport?: (comment: Comment) => void; // 举报评论的回调
 }

 function createCommentItemStyles(colors: AppColors) {
@@ -215,7 +214,6 @@ const CommentItem: React.FC<CommentItemProps> = ({
  onDelete,
  onImagePress,
  currentUserId,
-  onReport,
 }) => {
  const colors = useAppColors();
  const styles = useMemo(() => createCommentItemStyles(colors), [colors]);
@@ -506,25 +504,6 @@ const CommentItem: React.FC<CommentItemProps> = ({
                      回复
                    </Text>
                  </TouchableOpacity>
-                  {/* 点赞按钮 */}
-                  <TouchableOpacity
-                    style={styles.subActionButton}
-                    onPress={() => onLike?.(reply)}
-                    activeOpacity={0.7}
-                  >
-                    <MaterialCommunityIcons
-                      name={reply.is_liked ? 'heart' : 'heart-outline'}
-                      size={12}
-                      color={reply.is_liked ? colors.error.main : colors.text.hint}
-                    />
-                    <Text
-                      variant="caption"
-                      color={reply.is_liked ? colors.error.main : colors.text.hint}
-                      style={styles.subActionText}
-                    >
-                      {reply.likes_count > 0 ? formatNumber(reply.likes_count) : '赞'}
-                    </Text>
-                  </TouchableOpacity>
                  {/* 删除按钮 - 子评论作者可见 */}
                  {isSubReplyAuthor && (
                    <TouchableOpacity
@@ -542,18 +521,6 @@ const CommentItem: React.FC<CommentItemProps> = ({
                      </Text>
                    </TouchableOpacity>
                  )}
-                  {/* 举报按钮 - 对非子评论作者显示 */}
-                  {!isSubReplyAuthor && onReport && (
-                    <TouchableOpacity
-                      style={styles.subActionButton}
-                      onPress={() => onReport(reply)}
-                    >
-                      <MaterialCommunityIcons name="flag-outline" size={12} color={colors.text.hint} />
-                      <Text variant="caption" color={colors.text.hint} style={styles.subActionText}>
-                        举报
-                      </Text>
-                    </TouchableOpacity>
-                  )}
                </View>
              </View>
            </TouchableOpacity>
@@ -625,7 +592,7 @@ const CommentItem: React.FC<CommentItemProps> = ({
        {/* 操作按钮 - 更紧凑 */}
        <View style={styles.actions}>
          {/* 点赞 */}
-          <TouchableOpacity style={styles.actionButton} onPress={() => onLike(comment)}>
+          <TouchableOpacity style={styles.actionButton} onPress={onLike}>
            <MaterialCommunityIcons
              name={comment.is_liked ? 'heart' : 'heart-outline'}
              size={14}
@@ -648,19 +615,6 @@ const CommentItem: React.FC<CommentItemProps> = ({
            </Text>
          </TouchableOpacity>

-          {/* 举报按钮 - 只对非评论作者显示 */}
-          {!isCommentAuthor && onReport && (
-            <TouchableOpacity
-              style={styles.actionButton}
-              onPress={() => onReport(comment)}
-            >
-              <MaterialCommunityIcons name="flag-outline" size={14} color={colors.text.hint} />
-              <Text variant="caption" color={colors.text.hint} style={styles.actionText}>
-                举报
-              </Text>
-            </TouchableOpacity>
-          )}
-
          {/* 删除按钮 - 只对评论作者显示 */}
          {isCommentAuthor && (
            <TouchableOpacity
--- a/src/components/business/PostCard/types.ts
+++ b/src/components/business/PostCard/types.ts
@@ -22,8 +22,7 @@ export type PostCardActionType =
  | 'unbookmark' // 取消收藏
  | 'share' // 分享
  | 'imagePress' // 点击图片
-  | 'delete' // 删除
-  | 'report'; // 举报
+  | 'delete'; // 删除

 /**
 * Action payload 类型
--- a/src/components/business/QRCodeScanner.tsx
+++ b/src/components/business/QRCodeScanner.tsx
@@ -7,13 +7,12 @@ import {
  Alert,
  Modal,
  Dimensions,
-  Platform,
 } from 'react-native';
+import { CameraView, useCameraPermissions } from 'expo-camera';
 import { useRouter } from 'expo-router';
 import { MaterialCommunityIcons } from '@expo/vector-icons';
 import * as hrefs from '../../navigation/hrefs';
 import { spacing, fontSizes, borderRadius, useAppColors, type AppColors } from '../../theme';
-import { blurActiveElement } from '../../infrastructure/platform';

 const { width, height } = Dimensions.get('window');

@@ -134,80 +133,22 @@ function createQrScannerStyles(colors: AppColors) {
      fontSize: fontSizes.md,
      fontWeight: '600',
    },
-    webNotSupportedContainer: {
-      flex: 1,
-      justifyContent: 'center',
-      alignItems: 'center',
-      padding: spacing.xl,
-      backgroundColor: '#000',
-    },
-    webNotSupportedText: {
-      marginTop: spacing.lg,
-      fontSize: fontSizes.md,
-      color: 'rgba(255,255,255,0.72)',
-      textAlign: 'center',
-      lineHeight: 24,
-    },
  });
 }

-// Web 端不支持扫码组件
-const QRCodeScannerWeb: React.FC<QRCodeScannerProps> = ({ visible, onClose }) => {
-  const themeColors = useAppColors();
-  const styles = useMemo(() => createQrScannerStyles(themeColors), [themeColors]);
-
-  useEffect(() => {
-    if (visible) {
-      blurActiveElement();
-    }
-  }, [visible]);
-
-  return (
-    <Modal visible={visible} animationType="slide" onRequestClose={onClose}>
-      <View style={styles.container}>
-        <View style={styles.header}>
-          <TouchableOpacity onPress={onClose} style={styles.closeButton}>
-            <MaterialCommunityIcons name="close" size={24} color="#fff" />
-          </TouchableOpacity>
-          <Text style={styles.headerTitle}>扫码登录</Text>
-          <View style={styles.placeholder} />
-        </View>
-        <View style={styles.webNotSupportedContainer}>
-          <MaterialCommunityIcons name="web-off" size={64} color="rgba(255,255,255,0.5)" />
-          <Text style={styles.webNotSupportedText}>
-            扫码登录功能暂不支持网页端使用{'\n'}
-            请下载手机 App 体验完整功能
-          </Text>
-          <TouchableOpacity style={styles.permissionButton} onPress={onClose}>
-            <Text style={styles.permissionButtonText}>知道了</Text>
-          </TouchableOpacity>
-        </View>
-      </View>
-    </Modal>
-  );
-};
-
-// 原生端扫码组件
-const QRCodeScannerNative: React.FC<QRCodeScannerProps> = ({ visible, onClose }) => {
+export const QRCodeScanner: React.FC<QRCodeScannerProps> = ({ visible, onClose }) => {
  const router = useRouter();
  const themeColors = useAppColors();
  const styles = useMemo(() => createQrScannerStyles(themeColors), [themeColors]);
-  
-  // 动态导入 expo-camera，避免 Web 端加载
-  const [cameraModule, setCameraModule] = useState<typeof import('expo-camera') | null>(null);
-  const [permission, setPermission] = useState<any>(null);
+  const [permission, requestPermission] = useCameraPermissions();
  const [scanned, setScanned] = useState(false);

  useEffect(() => {
-    if (visible && Platform.OS !== 'web') {
-      import('expo-camera').then((module) => {
-        setCameraModule(module);
-        const [perm, requestPerm] = module.useCameraPermissions();
-        setPermission(perm);
-        if (!perm?.granted) {
-          requestPerm();
+    if (visible) {
+      setScanned(false);
+      if (!permission?.granted) {
+        requestPermission();
      }
-      });
    }
  }, [visible]);

@@ -237,7 +178,7 @@ const QRCodeScannerNative: React.FC<QRCodeScannerProps> = ({ visible, onClose })
    }
  };

-  if (!cameraModule || !permission?.granted) {
+  if (!permission?.granted) {
    return (
      <Modal visible={visible} animationType="slide" onRequestClose={onClose}>
        <View style={styles.container}>
@@ -251,10 +192,7 @@ const QRCodeScannerNative: React.FC<QRCodeScannerProps> = ({ visible, onClose })
          <View style={styles.permissionContainer}>
            <MaterialCommunityIcons name="camera-off" size={64} color="rgba(255,255,255,0.5)" />
            <Text style={styles.permissionText}>需要相机权限才能扫码</Text>
-            <TouchableOpacity 
-              style={styles.permissionButton} 
-              onPress={() => cameraModule?.useCameraPermissions()[1]()}
-            >
+            <TouchableOpacity style={styles.permissionButton} onPress={requestPermission}>
              <Text style={styles.permissionButtonText}>授予权限</Text>
            </TouchableOpacity>
          </View>
@@ -263,8 +201,6 @@ const QRCodeScannerNative: React.FC<QRCodeScannerProps> = ({ visible, onClose })
    );
  }

-  const { CameraView } = cameraModule;
-
  return (
    <Modal visible={visible} animationType="slide" onRequestClose={onClose}>
      <View style={styles.container}>
@@ -307,9 +243,4 @@ const QRCodeScannerNative: React.FC<QRCodeScannerProps> = ({ visible, onClose })
  );
 };

-// 根据平台导出不同组件
-export const QRCodeScanner: React.FC<QRCodeScannerProps> = Platform.OS === 'web' 
-  ? QRCodeScannerWeb 
-  : QRCodeScannerNative;
-
 export default QRCodeScanner;
--- a/src/components/business/ReportDialog/ReportDialog.tsx
+++ b/src/components/business/ReportDialog/ReportDialog.tsx
@@ -1,493 +0,0 @@
-/**
- * 举报对话框组件
- * 支持举报帖子、评论、消息
- * 提供友好的用户界面和流畅的交互体验
- */
-
-import React, { useState, useCallback, useMemo, useEffect } from 'react';
-import {
-  Modal,
-  View,
-  TouchableOpacity,
-  StyleSheet,
-  ScrollView,
-  TextInput,
-  ActivityIndicator,
-  Alert,
-  Platform,
-  KeyboardAvoidingView,
-} from 'react-native';
-import { MaterialCommunityIcons } from '@expo/vector-icons';
-import { useAppColors } from '../../../theme';
-import { spacing, borderRadius, fontSizes, shadows } from '../../../theme';
-import reportService, { ReportReason, ReportTargetType, REPORT_REASONS } from '../../../services/reportService';
-import { blurActiveElement } from '../../../infrastructure/platform';
-import Text from '../../common/Text';
-
-export interface ReportDialogProps {
-  visible: boolean;
-  targetType: ReportTargetType;
-  targetId: string;
-  onClose: () => void;
-  onSuccess?: () => void;
-}
-
-// 目标类型配置
-const TARGET_CONFIG: Record<ReportTargetType, { label: string; icon: string; color: string }> = {
-  post: { label: '帖子', icon: 'file-document-outline', color: '#FF6B35' },
-  comment: { label: '评论', icon: 'comment-text-outline', color: '#4CAF50' },
-  message: { label: '消息', icon: 'message-text-outline', color: '#2196F3' },
-};
-
-// 举报原因详细配置（带图标和说明）
-const REPORT_REASONS_DETAILED = [
-  { value: 'spam' as ReportReason, label: '垃圾广告', icon: 'email-newsletter', description: '包含广告、推广或重复内容' },
-  { value: 'inappropriate' as ReportReason, label: '违规内容', icon: 'alert-circle-outline', description: '包含违法、色情或暴力内容' },
-  { value: 'harassment' as ReportReason, label: '辱骂攻击', icon: 'account-off-outline', description: '包含人身攻击、骚扰或歧视' },
-  { value: 'misinformation' as ReportReason, label: '虚假信息', icon: 'alert-outline', description: '包含谣言、诈骗或误导信息' },
-  { value: 'other' as ReportReason, label: '其他原因', icon: 'dots-horizontal-circle-outline', description: '其他需要举报的情况' },
-];
-
-const ReportDialog: React.FC<ReportDialogProps> = ({
-  visible,
-  targetType,
-  targetId,
-  onClose,
-  onSuccess,
-}) => {
-  const colors = useAppColors();
-  const styles = useStyles(colors);
-  const [selectedReason, setSelectedReason] = useState<ReportReason | null>(null);
-  const [description, setDescription] = useState('');
-  const [submitting, setSubmitting] = useState(false);
-
-  const targetConfig = TARGET_CONFIG[targetType];
-
-  useEffect(() => {
-    if (visible) {
-      blurActiveElement();
-    }
-  }, [visible]);
-
-  // 判断补充说明是否必填（选择"其他原因"时必填）
-  const isDescriptionRequired = selectedReason === 'other';
-  const descriptionPlaceholder = isDescriptionRequired
-    ? '请详细描述您举报的原因（必填）...'
-    : '请提供更多详细信息（选填）...';
-
-  // 提交举报
-  const handleSubmit = useCallback(async () => {
-    if (!selectedReason) {
-      Alert.alert('提示', '请选择举报原因', [{ text: '确定' }]);
-      return;
-    }
-
-    if (isDescriptionRequired && !description.trim()) {
-      Alert.alert('提示', '请选择"其他原因"时，请详细描述举报原因', [{ text: '确定' }]);
-      return;
-    }
-
-    setSubmitting(true);
-    try {
-      const result = await reportService.createReport(
-        targetType,
-        targetId,
-        selectedReason,
-        description.trim() || undefined
-      );
-
-      if (result) {
-        Alert.alert('举报成功', '感谢您的反馈，我们会尽快处理', [
-          {
-            text: '确定',
-            onPress: () => {
-              onClose();
-              onSuccess?.();
-            },
-          },
-        ]);
-      } else {
-        Alert.alert('举报失败', '请稍后重试', [{ text: '确定' }]);
-      }
-    } catch (error) {
-      console.error('Submit report error:', error);
-      Alert.alert('举报失败', '网络错误，请稍后重试', [{ text: '确定' }]);
-    } finally {
-      setSubmitting(false);
-    }
-  }, [selectedReason, description, targetType, targetId, onClose, onSuccess]);
-
-  // 重置状态
-  const handleClose = useCallback(() => {
-    setSelectedReason(null);
-    setDescription('');
-    onClose();
-  }, [onClose]);
-
-  const selectedReasonData = useMemo(
-    () => REPORT_REASONS_DETAILED.find(r => r.value === selectedReason),
-    [selectedReason]
-  );
-
-  return (
-    <Modal
-      visible={visible}
-      transparent
-      animationType="fade"
-      onRequestClose={handleClose}
-    >
-      <KeyboardAvoidingView
-        behavior={Platform.OS === 'ios' ? 'padding' : 'height'}
-        style={styles.keyboardView}
-      >
-        <View style={styles.overlay}>
-          <View style={styles.container}>
-            {/* 头部 */}
-            <View style={styles.header}>
-              <View style={styles.headerContent}>
-                <View style={[styles.headerIcon, { backgroundColor: targetConfig.color + '15' }]}>
-                  <MaterialCommunityIcons
-                    name={targetConfig.icon as any}
-                    size={20}
-                    color={targetConfig.color}
-                  />
-                </View>
-                <View style={styles.headerText}>
-                  <Text style={styles.title}>举报{targetConfig.label}</Text>
-                  <Text style={styles.subtitle}>请选择合适的举报原因</Text>
-                </View>
-              </View>
-              <TouchableOpacity
-                style={styles.closeButton}
-                onPress={handleClose}
-                disabled={submitting}
-                hitSlop={{ top: 10, bottom: 10, left: 10, right: 10 }}
-              >
-                <MaterialCommunityIcons
-                  name="close"
-                  size={24}
-                  color={colors.chat.textSecondary}
-                />
-              </TouchableOpacity>
-            </View>
-
-            {/* 内容 */}
-            <ScrollView style={styles.content} showsVerticalScrollIndicator={false}>
-              {/* 举报原因选择 */}
-              <View style={styles.section}>
-                <Text style={styles.sectionTitle}>举报原因</Text>
-                <View style={styles.reasonList}>
-                  {REPORT_REASONS_DETAILED.map((item) => (
-                    <TouchableOpacity
-                      key={item.value}
-                      style={[
-                        styles.reasonItem,
-                        selectedReason === item.value && [
-                          styles.reasonItemSelected,
-                          { borderColor: colors.primary.main + '40' }
-                        ],
-                      ]}
-                      onPress={() => setSelectedReason(item.value)}
-                      disabled={submitting}
-                      activeOpacity={0.7}
-                    >
-                      <View style={styles.reasonLeft}>
-                        <View
-                          style={[
-                            styles.reasonIcon,
-                            selectedReason === item.value && styles.reasonIconSelected,
-                          ]}
-                        >
-                          <MaterialCommunityIcons
-                            name={item.icon as any}
-                            size={20}
-                            color={selectedReason === item.value ? colors.primary.main : colors.chat.textSecondary}
-                          />
-                        </View>
-                        <View style={styles.reasonTextContainer}>
-                          <Text style={[
-                            styles.reasonLabel,
-                            ...(selectedReason === item.value ? [styles.reasonLabelSelected] : []),
-                          ]}>
-                            {item.label}
-                          </Text>
-                          <Text style={styles.reasonDescription}>{item.description}</Text>
-                        </View>
-                      </View>
-                      <View
-                        style={[
-                          styles.radio,
-                          selectedReason === item.value && styles.radioSelected,
-                        ]}
-                      >
-                        {selectedReason === item.value && (
-                          <View style={styles.radioDot} />
-                        )}
-                      </View>
-                    </TouchableOpacity>
-                  ))}
-                </View>
-              </View>
-
-              {/* 补充说明 */}
-              <View style={styles.section}>
-                <View style={styles.sectionHeader}>
-                  <Text style={styles.sectionTitle}>
-                    补充说明{isDescriptionRequired ? ' *' : ''}
-                  </Text>
-                  <Text style={styles.charCount}>{description.length}/500</Text>
-                </View>
-                <TextInput
-                  style={[
-                    styles.textInput,
-                    isDescriptionRequired && !description && styles.textInputError,
-                  ]}
-                  placeholder={descriptionPlaceholder}
-                  placeholderTextColor={colors.chat.textPlaceholder}
-                  multiline
-                  maxLength={500}
-                  value={description}
-                  onChangeText={setDescription}
-                  editable={!submitting}
-                  textAlignVertical="top"
-                />
-              </View>
-            </ScrollView>
-
-            {/* 底部按钮 */}
-            <View style={styles.footer}>
-              <TouchableOpacity
-                style={styles.cancelButton}
-                onPress={handleClose}
-                disabled={submitting}
-                activeOpacity={0.7}
-              >
-                <Text style={styles.cancelButtonText}>取消</Text>
-              </TouchableOpacity>
-              <TouchableOpacity
-                style={[
-                  styles.submitButton,
-                  (!selectedReason || submitting) && styles.submitButtonDisabled,
-                ]}
-                onPress={handleSubmit}
-                disabled={!selectedReason || submitting}
-                activeOpacity={0.9}
-              >
-                {submitting ? (
-                  <ActivityIndicator size="small" color="#FFFFFF" />
-                ) : (
-                  <Text style={styles.submitButtonText}>提交举报</Text>
-                )}
-              </TouchableOpacity>
-            </View>
-          </View>
-        </View>
-      </KeyboardAvoidingView>
-    </Modal>
-  );
-};
-
-// 创建样式
-const useStyles = (colors: ReturnType<typeof useAppColors>) =>
-  StyleSheet.create({
-    keyboardView: {
-      flex: 1,
-    },
-    overlay: {
-      flex: 1,
-      backgroundColor: 'rgba(0, 0, 0, 0.5)',
-      justifyContent: 'center',
-      alignItems: 'center',
-      padding: spacing.lg,
-    },
-    container: {
-      backgroundColor: colors.chat.card,
-      borderRadius: borderRadius.xl,
-      width: '100%',
-      maxWidth: 420,
-      maxHeight: '85%',
-      ...shadows.lg,
-    },
-    header: {
-      flexDirection: 'row',
-      justifyContent: 'space-between',
-      alignItems: 'center',
-      padding: spacing.lg,
-      paddingBottom: spacing.md,
-    },
-    headerContent: {
-      flexDirection: 'row',
-      alignItems: 'center',
-      gap: spacing.md,
-    },
-    headerIcon: {
-      width: 40,
-      height: 40,
-      borderRadius: borderRadius.md,
-      justifyContent: 'center',
-      alignItems: 'center',
-    },
-    headerText: {
-      flex: 1,
-    },
-    title: {
-      fontSize: fontSizes.xl,
-      fontWeight: '600',
-      color: colors.chat.textPrimary,
-    },
-    subtitle: {
-      fontSize: fontSizes.sm,
-      color: colors.chat.textSecondary,
-      marginTop: 2,
-    },
-    closeButton: {
-      padding: spacing.xs,
-      borderRadius: borderRadius.full,
-    },
-    content: {
-      padding: spacing.lg,
-      paddingTop: 0,
-      maxHeight: 400,
-    },
-    section: {
-      marginBottom: spacing.lg,
-    },
-    sectionHeader: {
-      flexDirection: 'row',
-      justifyContent: 'space-between',
-      alignItems: 'center',
-      marginBottom: spacing.sm,
-    },
-    sectionTitle: {
-      fontSize: fontSizes.md,
-      fontWeight: '600',
-      color: colors.chat.textPrimary,
-    },
-    reasonList: {
-      gap: spacing.sm,
-    },
-    reasonItem: {
-      flexDirection: 'row',
-      justifyContent: 'space-between',
-      alignItems: 'center',
-      padding: spacing.md,
-      borderRadius: borderRadius.md,
-      borderWidth: 1,
-      borderColor: 'transparent',
-      backgroundColor: colors.chat.surfaceMuted,
-    },
-    reasonItemSelected: {
-      backgroundColor: colors.primary.main + '08',
-      borderWidth: 1,
-    },
-    reasonLeft: {
-      flexDirection: 'row',
-      alignItems: 'center',
-      flex: 1,
-      gap: spacing.md,
-    },
-    reasonIcon: {
-      width: 36,
-      height: 36,
-      borderRadius: borderRadius.md,
-      backgroundColor: colors.chat.surfaceRaised,
-      justifyContent: 'center',
-      alignItems: 'center',
-    },
-    reasonIconSelected: {
-      backgroundColor: colors.primary.main + '15',
-    },
-    reasonTextContainer: {
-      flex: 1,
-    },
-    reasonLabel: {
-      fontSize: fontSizes.md,
-      fontWeight: '500',
-      color: colors.chat.textPrimary,
-    },
-    reasonLabelSelected: {
-      color: colors.primary.main,
-      fontWeight: '600',
-    },
-    reasonDescription: {
-      fontSize: fontSizes.sm,
-      color: colors.chat.textSecondary,
-      marginTop: 2,
-    },
-    radio: {
-      width: 22,
-      height: 22,
-      borderRadius: 11,
-      borderWidth: 2,
-      borderColor: colors.chat.border,
-      justifyContent: 'center',
-      alignItems: 'center',
-      marginLeft: spacing.sm,
-    },
-    radioSelected: {
-      borderColor: colors.primary.main,
-      backgroundColor: colors.primary.main,
-    },
-    radioDot: {
-      width: 10,
-      height: 10,
-      borderRadius: 5,
-      backgroundColor: '#FFFFFF',
-    },
-    textInput: {
-      borderWidth: 1,
-      borderColor: colors.chat.border,
-      borderRadius: borderRadius.md,
-      padding: spacing.md,
-      fontSize: fontSizes.md,
-      color: colors.chat.textPrimary,
-      minHeight: 100,
-      backgroundColor: colors.chat.surfaceMuted,
-    },
-    textInputError: {
-      borderColor: colors.error.main,
-      backgroundColor: colors.error.main + '08',
-    },
-    charCount: {
-      fontSize: fontSizes.sm,
-      color: colors.chat.textSecondary,
-    },
-    footer: {
-      flexDirection: 'row',
-      padding: spacing.lg,
-      gap: spacing.md,
-      borderTopWidth: 1,
-      borderTopColor: colors.chat.borderLight,
-    },
-    cancelButton: {
-      flex: 1,
-      paddingVertical: spacing.md,
-      borderRadius: borderRadius.md,
-      borderWidth: 1,
-      borderColor: colors.chat.border,
-      alignItems: 'center',
-      backgroundColor: colors.chat.surfaceMuted,
-    },
-    cancelButtonText: {
-      fontSize: fontSizes.md,
-      fontWeight: '500',
-      color: colors.chat.textSecondary,
-    },
-    submitButton: {
-      flex: 1,
-      paddingVertical: spacing.md,
-      borderRadius: borderRadius.md,
-      backgroundColor: colors.primary.main,
-      alignItems: 'center',
-    },
-    submitButtonDisabled: {
-      backgroundColor: colors.background.disabled,
-    },
-    submitButtonText: {
-      fontSize: fontSizes.md,
-      color: '#FFFFFF',
-      fontWeight: '600',
-    },
-  });
-
-export default ReportDialog;
--- a/src/components/business/ReportDialog/index.ts
+++ b/src/components/business/ReportDialog/index.ts
@@ -1,2 +0,0 @@
-export { default } from './ReportDialog';
-export type { ReportDialogProps } from './ReportDialog';
--- a/src/components/business/SystemMessageItem.tsx
+++ b/src/components/business/SystemMessageItem.tsx
@@ -1,7 +1,7 @@
 /**
- * SystemMessageItem 系统消息项组件 - 扁平化风格
+ * SystemMessageItem 系统消息项组件 - 美化版
 * 根据系统消息类型显示不同图标和内容
- * 与登录、注册、设置页面风格保持一致
+ * 采用卡片式设计，符合胡萝卜BBS整体风格
 */

 import React, { useMemo } from 'react';
@@ -9,7 +9,7 @@ import { View, TouchableOpacity, StyleSheet } from 'react-native';
 import { MaterialCommunityIcons } from '@expo/vector-icons';
 import { formatDistanceToNow } from 'date-fns';
 import { zhCN } from 'date-fns/locale';
-import { spacing, borderRadius, fontSizes, useAppColors, type AppColors } from '../../theme';
+import { spacing, borderRadius, shadows, fontSizes, useAppColors, type AppColors } from '../../theme';
 import { SystemMessageResponse, SystemMessageType } from '../../types/dto';
 import Text from '../common/Text';
 import Avatar from '../common/Avatar';
@@ -124,13 +124,17 @@ function createSystemMessageStyles(colors: AppColors) {
    container: {
      flexDirection: 'row',
      alignItems: 'flex-start',
-      padding: 16,
+      padding: spacing.md,
      backgroundColor: colors.background.paper,
-      borderBottomWidth: 1,
-      borderBottomColor: colors.divider || '#E5E5EA',
+      borderRadius: borderRadius.lg,
+      marginHorizontal: spacing.md,
+      marginBottom: spacing.sm,
+      ...shadows.sm,
    },
    unreadContainer: {
-      backgroundColor: colors.primary.main + '0A',
+      backgroundColor: colors.primary.light + '08',
+      borderLeftWidth: 3,
+      borderLeftColor: colors.primary.main,
    },
    unreadIndicator: {
      position: 'absolute',
@@ -139,19 +143,19 @@ function createSystemMessageStyles(colors: AppColors) {
      marginTop: -4,
      width: 8,
      height: 8,
-      borderRadius: 4,
+      borderRadius: borderRadius.full,
      backgroundColor: colors.primary.main,
    },
    iconContainer: {
-      marginRight: 14,
+      marginRight: spacing.md,
    },
    avatarWrapper: {
      position: 'relative',
    },
    iconWrapper: {
-      width: 44,
-      height: 44,
-      borderRadius: 12,
+      width: 48,
+      height: 48,
+      borderRadius: borderRadius.lg,
      justifyContent: 'center',
      alignItems: 'center',
    },
@@ -159,9 +163,9 @@ function createSystemMessageStyles(colors: AppColors) {
      position: 'absolute',
      bottom: -2,
      right: -2,
-      width: 18,
-      height: 18,
-      borderRadius: 9,
+      width: 20,
+      height: 20,
+      borderRadius: borderRadius.full,
      justifyContent: 'center',
      alignItems: 'center',
      borderWidth: 2,
@@ -176,17 +180,17 @@ function createSystemMessageStyles(colors: AppColors) {
      flexDirection: 'row',
      justifyContent: 'space-between',
      alignItems: 'center',
-      marginBottom: 4,
+      marginBottom: spacing.xs,
    },
    titleLeft: {
      flexDirection: 'row',
      alignItems: 'center',
      flex: 1,
-      marginRight: 8,
+      marginRight: spacing.sm,
    },
    title: {
      fontWeight: '500',
-      fontSize: 15,
+      fontSize: fontSizes.md,
      color: colors.text.primary,
    },
    unreadTitle: {
@@ -196,10 +200,10 @@ function createSystemMessageStyles(colors: AppColors) {
    statusBadge: {
      flexDirection: 'row',
      alignItems: 'center',
-      paddingHorizontal: 6,
+      paddingHorizontal: spacing.xs,
      paddingVertical: 2,
-      borderRadius: 4,
-      marginLeft: 6,
+      borderRadius: borderRadius.sm,
+      marginLeft: spacing.xs,
    },
    statusText: {
      fontSize: 10,
@@ -207,59 +211,55 @@ function createSystemMessageStyles(colors: AppColors) {
      marginLeft: 2,
    },
    time: {
-      fontSize: 13,
+      fontSize: fontSizes.sm,
      flexShrink: 0,
-      color: colors.text.hint,
    },
    messageContent: {
      lineHeight: 20,
-      fontSize: 14,
-      color: colors.text.secondary,
+      fontSize: fontSizes.sm,
    },
    extraInfo: {
      flexDirection: 'row',
      alignItems: 'center',
-      marginTop: 8,
-      backgroundColor: colors.background.default,
-      paddingHorizontal: 10,
-      paddingVertical: 6,
-      borderRadius: 8,
+      marginTop: spacing.xs,
+      backgroundColor: colors.primary.light + '12',
+      paddingHorizontal: spacing.sm,
+      paddingVertical: spacing.xs,
+      borderRadius: borderRadius.md,
      alignSelf: 'flex-start',
    },
    extraText: {
-      marginLeft: 6,
+      marginLeft: spacing.xs,
      flex: 1,
      fontWeight: '500',
-      fontSize: 13,
    },
    actionsRow: {
      flexDirection: 'row',
-      marginTop: 12,
-      gap: 10,
+      marginTop: spacing.sm,
+      gap: spacing.sm,
    },
    actionBtn: {
      flexDirection: 'row',
      alignItems: 'center',
-      paddingVertical: 8,
-      paddingHorizontal: 16,
-      borderRadius: 10,
+      paddingVertical: spacing.xs,
+      paddingHorizontal: spacing.md,
+      borderRadius: borderRadius.md,
      borderWidth: 1,
-      gap: 4,
+      gap: spacing.xs,
    },
    rejectBtn: {
-      borderColor: colors.error.main + '40',
-      backgroundColor: colors.error.light + '20',
+      borderColor: `${colors.error.main}55`,
+      backgroundColor: `${colors.error.main}18`,
    },
    approveBtn: {
-      borderColor: colors.success.main + '40',
-      backgroundColor: colors.success.light + '20',
+      borderColor: `${colors.success.main}55`,
+      backgroundColor: `${colors.success.main}18`,
    },
    actionBtnText: {
      fontWeight: '500',
-      fontSize: 13,
    },
    arrowContainer: {
-      marginLeft: 8,
+      marginLeft: spacing.sm,
      justifyContent: 'center',
      alignItems: 'center',
      height: 20,
--- a/src/components/business/TabBar.tsx
+++ b/src/components/business/TabBar.tsx
@@ -135,33 +135,26 @@ function createTabBarStyles(colors: AppColors) {
    modernContainer: {
      flexDirection: 'row',
      backgroundColor: colors.background.paper,
-      borderRadius: borderRadius['2xl'],
+      borderRadius: borderRadius.xl,
      marginHorizontal: spacing.lg,
-      marginVertical: spacing.sm,
+      marginVertical: spacing.md,
      padding: spacing.xs,
      shadowColor: colors.chat.shadow,
-      shadowOffset: { width: 0, height: 4 },
-      shadowOpacity: 0.1,
-      shadowRadius: 16,
-      elevation: 6,
+      shadowOffset: { width: 0, height: 2 },
+      shadowOpacity: 0.08,
+      shadowRadius: 8,
+      elevation: 3,
    },
    modernTab: {
      flex: 1,
      alignItems: 'center',
      justifyContent: 'center',
-      paddingVertical: spacing.md,
-      paddingHorizontal: spacing.sm,
+      paddingVertical: spacing.sm,
      borderRadius: borderRadius.lg,
      position: 'relative',
-      backgroundColor: 'transparent',
    },
    modernTabActive: {
-      backgroundColor: colors.primary.main + '12',
-      shadowColor: colors.primary.main + '20',
-      shadowOffset: { width: 0, height: 2 },
-      shadowOpacity: 0.1,
-      shadowRadius: 8,
-      elevation: 3,
+      backgroundColor: colors.primary.main + '15',
    },
    modernTabContent: {
      flexDirection: 'row',
@@ -172,7 +165,7 @@ function createTabBarStyles(colors: AppColors) {
      marginRight: spacing.xs,
    },
    modernTabText: {
-      fontWeight: '600',
+      fontWeight: '500',
      fontSize: fontSizes.md,
    },
    modernTabTextActive: {
@@ -213,7 +206,7 @@ const TabBar: React.FC<TabBarProps> = ({
            key={index}
            style={[styles.modernTab, isActive && styles.modernTabActive]}
            onPress={() => onTabChange(index)}
-            activeOpacity={0.7}
+            activeOpacity={0.85}
          >
            <View style={styles.modernTabContent}>
              {icon && (
--- a/src/components/business/index.ts
+++ b/src/components/business/index.ts
@@ -22,4 +22,3 @@ export { default as TabBar } from './TabBar';
 export { default as VoteCard } from './VoteCard';
 export { default as VoteEditor } from './VoteEditor';
 export { default as VotePreview } from './VotePreview';
-export { default as ReportDialog } from './ReportDialog';
--- a/src/components/call/CallScreen.tsx
+++ b/src/components/call/CallScreen.tsx
@@ -1,412 +0,0 @@
-import React, { useEffect, useState } from 'react';
-import {
- View,
- Text,
- StyleSheet,
- TouchableOpacity,
- Image,
- StatusBar,
-} from 'react-native';
-import { MaterialCommunityIcons } from '@expo/vector-icons';
-import { callStore } from '../../stores/callStore';
-import { RTCView } from 'react-native-webrtc';
-
-const formatDuration = (seconds: number): string => {
-  const mins = Math.floor(seconds / 60);
-  const secs = seconds % 60;
-  return `${mins.toString().padStart(2, '0')}:${secs.toString().padStart(2, '0')}`;
-};
-
-
-const CallScreen: React.FC = () => {
-  const currentCall = callStore((s) => s.currentCall);
-  const callDuration = callStore((s) => s.callDuration);
-  const peerStream = callStore((s) => s.peerStream);
-  const localStream = callStore((s) => s.localStream);
-  const endCall = callStore((s) => s.endCall);
-  const toggleMute = callStore((s) => s.toggleMute);
-  const toggleSpeaker = callStore((s) => s.toggleSpeaker);
-  const toggleVideo = callStore((s) => s.toggleVideo);
-  const isMinimized = callStore((s) => s.isMinimized);
-  const toggleMinimize = callStore((s) => s.toggleMinimize);
-
-  // Track whether peer has video
-  const [hasPeerVideo, setHasPeerVideo] = useState(false);
-  // Track whether local has video
-  const [hasLocalVideo, setHasLocalVideo] = useState(false);
-
-  // Check peer stream for video tracks
-  useEffect(() => {
-    if (peerStream) {
-      const videoTracks = peerStream.getVideoTracks();
-      const hasVideo = videoTracks.length > 0 && videoTracks.some((t) => t.enabled);
-      setHasPeerVideo(hasVideo);
-    } else {
-      setHasPeerVideo(false);
-    }
-  }, [peerStream]);
-  // Check local stream for video tracks
-  useEffect(() => {
-    if (localStream) {
-      const videoTracks = localStream.getVideoTracks();
-      const hasVideo = videoTracks.length > 0 && videoTracks.some((t) => t.enabled);
-      setHasLocalVideo(hasVideo);
-    } else {
-      setHasLocalVideo(false);
-    }
-  }, [localStream]);
-  // Don't render full screen when minimized or no call
-  if (!currentCall || isMinimized) return null;
-  const getStatusText = (): string => {
-    switch (currentCall.status) {
-      case 'calling':
-        return '正在等待对方接听...';
-      case 'ringing':
-        return '来电响铃中...';
-      case 'connecting':
-        return '连接中...';
-      case 'connected':
-        return formatDuration(callDuration);
-      case 'reconnecting':
-        return '网络重连中...';
-      case 'ended':
-        return '通话已结束';
-      case 'failed':
-        return '连接失败';
-      default:
-        return '';
-    }
-  };
-  const handleEndCall = () => {
-    endCall('hangup');
-  };
-  const handleToggleMute = () => {
-    toggleMute();
-  };
-  const handleToggleSpeaker = () => {
-    toggleSpeaker();
-  };
-  const handleToggleVideo = () => {
-    toggleVideo();
-  };
-  const handleMinimize = () => {
-    toggleMinimize();
-  };
-  // Determine if we should show video UI
-  const showRemoteVideo = hasPeerVideo;
-  // Use currentCall.isVideoEnabled directly for local video
-  // This is more reliable than checking localStream.getVideoTracks()
-  // because the stream object reference may not trigger useEffect properly
-  const showLocalVideo = currentCall?.isVideoEnabled && localStream;
-  const isVideoCallActive = showRemoteVideo || showLocalVideo;
-  return (
-    <View style={styles.container}>
-      <StatusBar barStyle="light-content" backgroundColor="transparent" translucent />
-      {/* Background */}
-      <View style={styles.background} />
-      {/* Remote video - full screen when peer has video */}
-      {showRemoteVideo && peerStream && (
-        <RTCView
-          streamURL={peerStream.toURL()}
-          style={styles.fullScreenVideo}
-          objectFit="cover"
-          mirror={false}
-        />
-      )}
-      {/* Local video - picture in picture */}
-      {showLocalVideo && localStream && (
-        <View style={styles.localVideoContainer}>
-          <RTCView
-            streamURL={localStream.toURL()}
-            style={styles.localVideo}
-            objectFit="cover"
-            mirror={true}
-          />
-        </View>
-      )}
-      {/* Top area: minimize button */}
-      <View style={styles.topBar}>
-        <TouchableOpacity
-          style={styles.topButton}
-          onPress={handleMinimize}
-          activeOpacity={0.7}
-        >
-          <MaterialCommunityIcons name="chevron-down" size={28} color="#fff" />
-        </TouchableOpacity>
-      </View>
-      {/* Center: Peer info - only show when no video */}
-      {!isVideoCallActive && (
-        <View style={styles.centerArea}>
-          <View style={styles.avatarOuter}>
-            {currentCall.peerAvatar ? (
-              <Image source={{ uri: currentCall.peerAvatar }} style={styles.avatar} />
-            ) : (
-              <View style={[styles.avatar, styles.avatarPlaceholder]}>
-                <Text style={styles.avatarText}>
-                  {currentCall.peerName?.charAt(0).toUpperCase() || '?'}
-                </Text>
-              </View>
-            )}
-          </View>
-          <Text style={styles.peerName} numberOfLines={1}>
-            {currentCall.peerName || '未知用户'}
-          </Text>
-          <Text style={styles.status}>{getStatusText()}</Text>
-        </View>
-      )}
-      {/* Peer name overlay when video is active */}
-      {isVideoCallActive && (
-        <View style={styles.videoOverlayInfo}>
-          <Text style={styles.videoPeerName} numberOfLines={1}>
-            {currentCall.peerName || '未知用户'}
-          </Text>
-          <Text style={styles.videoStatus}>{getStatusText()}</Text>
-        </View>
-      )}
-      {/* Bottom controls */}
-      <View style={styles.controls}>
-        <View style={styles.controlRow}>
-          {/* Mute */}
-          <TouchableOpacity
-            style={[styles.controlButton, currentCall.isMuted && styles.controlButtonActive]}
-            onPress={handleToggleMute}
-            activeOpacity={0.7}
-          >
-            <View style={[styles.controlCircle, currentCall.isMuted && styles.controlCircleActive]}>
-              <MaterialCommunityIcons
-                name={currentCall.isMuted ? 'microphone-off' : 'microphone'}
-                size={26}
-                color={currentCall.isMuted ? '#333' : '#fff'}
-              />
-            </View>
-            <Text style={[styles.controlLabel, currentCall.isMuted && styles.controlLabelActive]}>
-              {currentCall.isMuted ? '取消静音' : '静音'}
-            </Text>
-          </TouchableOpacity>
-          {/* Video toggle */}
-          <TouchableOpacity
-            style={[styles.controlButton, hasLocalVideo && styles.controlButtonActive]}
-            onPress={handleToggleVideo}
-            activeOpacity={0.7}
-          >
-            <View style={[styles.controlCircle, hasLocalVideo && styles.controlCircleActive]}>
-              <MaterialCommunityIcons
-                name={hasLocalVideo ? 'video' : 'video-off'}
-                size={26}
-                color={hasLocalVideo ? '#333' : '#fff'}
-              />
-            </View>
-            <Text style={[styles.controlLabel, hasLocalVideo && styles.controlLabelActive]}>
-              {hasLocalVideo ? '关闭摄像头' : '打开摄像头'}
-            </Text>
-          </TouchableOpacity>
-          {/* Speaker */}
-          <TouchableOpacity
-            style={[styles.controlButton, currentCall.isSpeakerOn && styles.controlButtonActive]}
-            onPress={handleToggleSpeaker}
-            activeOpacity={0.7}
-          >
-            <View style={[styles.controlCircle, currentCall.isSpeakerOn && styles.controlCircleActive]}>
-              <MaterialCommunityIcons
-                name={currentCall.isSpeakerOn ? 'volume-high' : 'cellphone'}
-                size={26}
-                color={currentCall.isSpeakerOn ? '#333' : '#fff'}
-              />
-            </View>
-            <Text style={[styles.controlLabel, currentCall.isSpeakerOn && styles.controlLabelActive]}>
-              {currentCall.isSpeakerOn ? '免提' : '听筒'}
-            </Text>
-          </TouchableOpacity>
-        </View>
-        {/* End call - prominent red button */}
-        <TouchableOpacity
-          style={styles.endCallButton}
-          onPress={handleEndCall}
-          activeOpacity={0.8}
-        >
-          <View style={styles.endCallCircle}>
-            <MaterialCommunityIcons name="phone-hangup" size={32} color="#fff" />
-          </View>
-          <Text style={styles.endCallLabel}>挂断</Text>
-        </TouchableOpacity>
-      </View>
-    </View>
-  );
-};
-
-const CONTROL_CIRCLE_SIZE = 56;
-const END_CALL_SIZE = 64;
-
-const styles = StyleSheet.create({
-  container: {
-    ...StyleSheet.absoluteFillObject,
-    backgroundColor: '#1A1A2E',
-    zIndex: 9999,
-  },
-  background: {
-    ...StyleSheet.absoluteFillObject,
-    backgroundColor: '#1A1A2E',
-  },
-  topBar: {
-    position: 'absolute',
-    top: 50,
-    left: 0,
-    right: 0,
-    flexDirection: 'row',
-    justifyContent: 'center',
-    alignItems: 'center',
-    height: 44,
-    zIndex: 100,
-  },
-  topButton: {
-    width: 44,
-    height: 44,
-    borderRadius: 22,
-    backgroundColor: 'rgba(255, 255, 255, 0.1)',
-    justifyContent: 'center',
-    alignItems: 'center',
-  },
-  centerArea: {
-    position: 'absolute',
-    top: '28%',
-    left: 0,
-    right: 0,
-    alignItems: 'center',
-    paddingHorizontal: 30,
-  },
-  avatarOuter: {
-    marginBottom: 16,
-  },
-  avatar: {
-    width: 100,
-    height: 100,
-    borderRadius: 50,
-    backgroundColor: '#3A3A5C',
-  },
-  avatarPlaceholder: {
-    justifyContent: 'center',
-    alignItems: 'center',
-  },
-  avatarText: {
-    fontSize: 40,
-    color: '#fff',
-    fontWeight: '600',
-  },
-  peerName: {
-    fontSize: 22,
-    fontWeight: '600',
-    color: '#FFFFFF',
-    marginBottom: 6,
-    textAlign: 'center',
-    maxWidth: 280,
-  },
-  status: {
-    fontSize: 14,
-    color: 'rgba(255, 255, 255, 0.5)',
-    letterSpacing: 0.3,
-  },
-  fullScreenVideo: {
-    ...StyleSheet.absoluteFillObject,
-    backgroundColor: '#1A1A2E',
-  },
-  localVideoContainer: {
-    position: 'absolute',
-    top: 100,
-    right: 20,
-    width: 120,
-    height: 160,
-    borderRadius: 16,
-    overflow: 'hidden',
-    backgroundColor: '#2A2A4E',
-    borderWidth: 2,
-    borderColor: 'rgba(255, 255, 255, 0.2)',
-    zIndex: 50,
-  },
-  localVideo: {
-    width: '100%',
-    height: '100%',
-  },
-  videoOverlayInfo: {
-    position: 'absolute',
-    top: 100,
-    left: 0,
-    right: 0,
-    alignItems: 'center',
-    zIndex: 50,
-  },
-  videoPeerName: {
-    fontSize: 18,
-    fontWeight: '600',
-    color: '#FFFFFF',
-    textShadowColor: 'rgba(0, 0, 0, 0.5)',
-    textShadowOffset: { width: 0, height: 1 },
-    textShadowRadius: 2,
-  },
-  videoStatus: {
-    fontSize: 14,
-    color: 'rgba(255, 255, 255, 0.8)',
-    marginTop: 4,
-    textShadowColor: 'rgba(0, 0, 0, 0.5)',
-    textShadowOffset: { width: 0, height: 1 },
-    textShadowRadius: 2,
-  },
-  controls: {
-    position: 'absolute',
-    bottom: 60,
-    left: 0,
-    right: 0,
-    alignItems: 'center',
-    zIndex: 100,
-  },
-  controlRow: {
-    flexDirection: 'row',
-    justifyContent: 'center',
-    gap: 24,
-    marginBottom: 24,
-  },
-  controlButton: {
-    alignItems: 'center',
-    width: 70,
-  },
-  controlCircle: {
-    width: 56,
-    height: 56,
-    borderRadius: 28,
-    backgroundColor: 'rgba(255, 255, 255, 0.12)',
-    justifyContent: 'center',
-    alignItems: 'center',
-  },
-  controlCircleActive: {
-    backgroundColor: '#FFFFFF',
-  },
-  controlButtonActive: {},
-  controlLabel: {
-    fontSize: 11,
-    color: 'rgba(255, 255, 255, 0.55)',
-    marginTop: 8,
-    textAlign: 'center',
-  },
-  controlLabelActive: {
-    color: '#FFFFFF',
-    fontWeight: '500',
-  },
-  endCallButton: {
-    alignItems: 'center',
-  },
-  endCallCircle: {
-    width: 64,
-    height: 64,
-    borderRadius: 32,
-    backgroundColor: '#E54D42',
-    justifyContent: 'center',
-    alignItems: 'center',
-  },
-  endCallLabel: {
-    fontSize: 11,
-    color: 'rgba(255, 255, 255, 0.55)',
-    marginTop: 8,
-  },
-});
-
-
-export default CallScreen;
--- a/src/components/call/CallScreen.web.tsx
+++ b/src/components/call/CallScreen.web.tsx
@@ -1,160 +0,0 @@
-import React from 'react';
-import {
-  View,
-  Text,
-  StyleSheet,
-  TouchableOpacity,
-  StatusBar,
-} from 'react-native';
-import { MaterialCommunityIcons } from '@expo/vector-icons';
-import { callStore } from '../../stores/callStore';
-
-const formatDuration = (seconds: number): string => {
-  const mins = Math.floor(seconds / 60);
-  const secs = seconds % 60;
-  return `${mins.toString().padStart(2, '0')}:${secs.toString().padStart(2, '0')}`;
-};
-
-const CallScreen: React.FC = () => {
-  const currentCall = callStore((s) => s.currentCall);
-  const callDuration = callStore((s) => s.callDuration);
-  const endCall = callStore((s) => s.endCall);
-  const isMinimized = callStore((s) => s.isMinimized);
-
-  // Don't render full screen when minimized or no call
-  if (!currentCall || isMinimized) return null;
-
-  const getStatusText = (): string => {
-    switch (currentCall.status) {
-      case 'ringing':
-        return '通话功能暂不支持网页端';
-      case 'connecting':
-        return '通话功能暂不支持网页端';
-      case 'connected':
-        return '通话功能暂不支持网页端';
-      case 'ended':
-        return '通话已结束';
-      default:
-        return '';
-    }
-  };
-
-  const handleEndCall = () => {
-    endCall('hangup');
-  };
-
-  return (
-    <View style={styles.container}>
-      <StatusBar barStyle="light-content" backgroundColor="transparent" translucent />
-
-      {/* Background - single consistent color */}
-      <View style={styles.background} />
-
-      {/* Center: Peer info */}
-      <View style={styles.centerArea}>
-        <View style={styles.avatarOuter}>
-          <View style={[styles.avatar, styles.avatarPlaceholder]}>
-            <MaterialCommunityIcons name="web-off" size={50} color="#fff" />
-          </View>
-        </View>
-        <Text style={styles.peerName} numberOfLines={1}>
-          {currentCall.peerName || '未知用户'}
-        </Text>
-        <Text style={styles.status}>{getStatusText()}</Text>
-      </View>
-
-      {/* Bottom controls */}
-      <View style={styles.controls}>
-        {/* End call - prominent red button */}
-        <TouchableOpacity
-          style={styles.endCallButton}
-          onPress={handleEndCall}
-          activeOpacity={0.8}
-        >
-          <View style={styles.endCallCircle}>
-            <MaterialCommunityIcons name="phone-hangup" size={32} color="#fff" />
-          </View>
-          <Text style={styles.endCallLabel}>关闭</Text>
-        </TouchableOpacity>
-      </View>
-    </View>
-  );
-};
-
-const END_CALL_SIZE = 64;
-
-const styles = StyleSheet.create({
-  container: {
-    ...StyleSheet.absoluteFillObject,
-    backgroundColor: '#1A1A2E',
-    zIndex: 9999,
-  },
-  background: {
-    ...StyleSheet.absoluteFillObject,
-    backgroundColor: '#1A1A2E',
-  },
-  centerArea: {
-    position: 'absolute',
-    top: '28%',
-    left: 0,
-    right: 0,
-    alignItems: 'center',
-    paddingHorizontal: 30,
-  },
-  avatarOuter: {
-    marginBottom: 16,
-  },
-  avatar: {
-    width: 100,
-    height: 100,
-    borderRadius: 50,
-    backgroundColor: '#3A3A5C',
-  },
-  avatarPlaceholder: {
-    justifyContent: 'center',
-    alignItems: 'center',
-  },
-  avatarText: {
-    fontSize: 40,
-    color: '#fff',
-    fontWeight: '600',
-  },
-  peerName: {
-    fontSize: 22,
-    fontWeight: '600',
-    color: '#FFFFFF',
-    marginBottom: 6,
-    textAlign: 'center',
-    maxWidth: 280,
-  },
-  status: {
-    fontSize: 14,
-    color: 'rgba(255, 255, 255, 0.5)',
-    letterSpacing: 0.3,
-  },
-  controls: {
-    position: 'absolute',
-    bottom: 60,
-    left: 0,
-    right: 0,
-    alignItems: 'center',
-  },
-  endCallButton: {
-    alignItems: 'center',
-  },
-  endCallCircle: {
-    width: END_CALL_SIZE,
-    height: END_CALL_SIZE,
-    borderRadius: END_CALL_SIZE / 2,
-    backgroundColor: '#E54D42',
-    justifyContent: 'center',
-    alignItems: 'center',
-  },
-  endCallLabel: {
-    fontSize: 11,
-    color: 'rgba(255, 255, 255, 0.55)',
-    marginTop: 8,
-  },
-});
-
-export default CallScreen;
--- a/src/components/call/FloatingCallWindow.tsx
+++ b/src/components/call/FloatingCallWindow.tsx
@@ -1,159 +0,0 @@
-import React from 'react';
-import {
-  View,
-  Text,
-  StyleSheet,
-  TouchableOpacity,
-  Image,
-} from 'react-native';
-import { MaterialCommunityIcons } from '@expo/vector-icons';
-import { callStore } from '../../stores/callStore';
-
-const formatDuration = (seconds: number): string => {
-  const mins = Math.floor(seconds / 60);
-  const secs = seconds % 60;
-  return `${mins.toString().padStart(2, '0')}:${secs.toString().padStart(2, '0')}`;
-};
-
-const FloatingCallWindow: React.FC = () => {
-  const currentCall = callStore((s) => s.currentCall);
-  const callDuration = callStore((s) => s.callDuration);
-  const isMinimized = callStore((s) => s.isMinimized);
-  const toggleMinimize = callStore((s) => s.toggleMinimize);
-  const endCall = callStore((s) => s.endCall);
-
-  // Only show when there's an active call and it's minimized
-  if (!currentCall || !isMinimized) return null;
-
-  const getStatusText = (): string => {
-    switch (currentCall.status) {
-      case 'calling':
-        return '等待接听...';
-      case 'ringing':
-        return '来电响铃...';
-      case 'connecting':
-        return '连接中...';
-      case 'connected':
-        return formatDuration(callDuration);
-      case 'reconnecting':
-        return '重连中...';
-      case 'ended':
-        return '已结束';
-      case 'failed':
-        return '连接失败';
-      default:
-        return '';
-    }
-  };
-
-  return (
-    <View style={styles.container}>
-      <TouchableOpacity
-        style={styles.window}
-        onPress={toggleMinimize}
-        activeOpacity={0.9}
-      >
-        {/* Avatar */}
-        <View style={styles.avatarContainer}>
-          {currentCall.peerAvatar ? (
-            <Image
-              source={{ uri: currentCall.peerAvatar }}
-              style={styles.avatar}
-            />
-          ) : (
-            <View style={[styles.avatar, styles.avatarPlaceholder]}>
-              <Text style={styles.avatarText}>
-                {currentCall.peerName?.charAt(0).toUpperCase() || '?'}
-              </Text>
-            </View>
-          )}
-        </View>
-
-        {/* Info */}
-        <View style={styles.info}>
-          <Text style={styles.name} numberOfLines={1}>
-            {currentCall.peerName || '未知用户'}
-          </Text>
-          <Text style={styles.status}>{getStatusText()}</Text>
-        </View>
-
-        {/* End call button */}
-        <TouchableOpacity
-          style={styles.endButton}
-          onPress={(e) => {
-            e.stopPropagation();
-            endCall('hangup');
-          }}
-          activeOpacity={0.7}
-        >
-          <MaterialCommunityIcons name="phone-hangup" size={20} color="#fff" />
-        </TouchableOpacity>
-      </TouchableOpacity>
-    </View>
-  );
-};
-
-const styles = StyleSheet.create({
-  container: {
-    position: 'absolute',
-    top: 100,
-    left: 16,
-    right: 16,
-    zIndex: 10000,
-  },
-  window: {
-    flexDirection: 'row',
-    alignItems: 'center',
-    backgroundColor: '#2A2A4E',
-    borderRadius: 16,
-    padding: 12,
-    shadowColor: '#000',
-    shadowOffset: { width: 0, height: 4 },
-    shadowOpacity: 0.3,
-    shadowRadius: 8,
-    elevation: 8,
-  },
-  avatarContainer: {
-    marginRight: 12,
-  },
-  avatar: {
-    width: 44,
-    height: 44,
-    borderRadius: 22,
-    backgroundColor: '#3A3A5C',
-  },
-  avatarPlaceholder: {
-    justifyContent: 'center',
-    alignItems: 'center',
-  },
-  avatarText: {
-    fontSize: 18,
-    color: '#fff',
-    fontWeight: '600',
-  },
-  info: {
-    flex: 1,
-    justifyContent: 'center',
-  },
-  name: {
-    fontSize: 15,
-    fontWeight: '600',
-    color: '#FFFFFF',
-    marginBottom: 2,
-  },
-  status: {
-    fontSize: 12,
-    color: 'rgba(255, 255, 255, 0.6)',
-  },
-  endButton: {
-    width: 36,
-    height: 36,
-    borderRadius: 18,
-    backgroundColor: '#E54D42',
-    justifyContent: 'center',
-    alignItems: 'center',
-    marginLeft: 8,
-  },
-});
-
-export default FloatingCallWindow;
--- a/src/components/call/IncomingCallModal.tsx
+++ b/src/components/call/IncomingCallModal.tsx
@@ -1,279 +0,0 @@
-import React, { useEffect, useRef } from 'react';
-import {
-  View,
-  Text,
-  StyleSheet,
-  TouchableOpacity,
-  Image,
-  Animated,
-  Modal,
-  StatusBar,
-  Dimensions,
-  Platform,
-} from 'react-native';
-import { MaterialCommunityIcons } from '@expo/vector-icons';
-import { callStore } from '../../stores/callStore';
-import { blurActiveElement } from '../../infrastructure/platform';
-
-const { height: SCREEN_HEIGHT } = Dimensions.get('window');
-
-const IncomingCallModal: React.FC = () => {
-  const incomingCall = callStore((s) => s.incomingCall);
-  const acceptCall = callStore((s) => s.acceptCall);
-  const rejectCall = callStore((s) => s.rejectCall);
-
-  const pulseAnim = useRef(new Animated.Value(1)).current;
-  const rippleAnim = useRef(new Animated.Value(0)).current;
-
-  useEffect(() => {
-    if (incomingCall) {
-      blurActiveElement();
-      const pulse = Animated.loop(
-        Animated.sequence([
-          Animated.timing(pulseAnim, {
-            toValue: 1.06,
-            duration: 1000,
-            useNativeDriver: true,
-          }),
-          Animated.timing(pulseAnim, {
-            toValue: 1,
-            duration: 1000,
-            useNativeDriver: true,
-          }),
-        ])
-      );
-
-      const ripple = Animated.loop(
-        Animated.sequence([
-          Animated.timing(rippleAnim, {
-            toValue: 1,
-            duration: 2000,
-            useNativeDriver: true,
-          }),
-          Animated.timing(rippleAnim, {
-            toValue: 0,
-            duration: 0,
-            useNativeDriver: true,
-          }),
-        ])
-      );
-
-      Animated.parallel([pulse, ripple]).start();
-      return () => {
-        pulse.stop();
-        ripple.stop();
-      };
-    }
-  }, [incomingCall, pulseAnim, rippleAnim]);
-
-  const handleAccept = () => {
-    acceptCall();
-  };
-
-  const handleReject = () => {
-    rejectCall();
-  };
-
-  if (!incomingCall) return null;
-
-  return (
-    <Modal
-      visible={!!incomingCall}
-      transparent
-      animationType="fade"
-      statusBarTranslucent
-    >
-      <View style={styles.overlay}>
-        <StatusBar barStyle="light-content" backgroundColor="transparent" translucent />
-
-        {/* Avatar with ripple effect - positioned in upper area */}
-        <View style={styles.avatarSection}>
-          {/* Ripple rings */}
-          {[0, 1, 2].map((i) => (
-            <Animated.View
-              key={i}
-              style={[
-                styles.rippleRing,
-                {
-                  transform: [
-                    {
-                      scale: rippleAnim.interpolate({
-                        inputRange: [0, 1],
-                        outputRange: [1, 1.5 + i * 0.2],
-                      }),
-                    },
-                  ],
-                  opacity: rippleAnim.interpolate({
-                    inputRange: [0, 0.4, 1],
-                    outputRange: [0.25, 0.12, 0],
-                  }),
-                },
-              ]}
-            />
-          ))}
-
-          <Animated.View
-            style={[styles.avatarContainer, { transform: [{ scale: pulseAnim }] }]}
-          >
-            {incomingCall.callerAvatar ? (
-              <Image
-                source={{ uri: incomingCall.callerAvatar }}
-                style={styles.avatar}
-              />
-            ) : (
-              <View style={[styles.avatar, styles.avatarPlaceholder]}>
-                <Text style={styles.avatarText}>
-                  {incomingCall.callerName?.charAt(0).toUpperCase() || '?'}
-                </Text>
-              </View>
-            )}
-          </Animated.View>
-        </View>
-
-        {/* Caller info */}
-        <View style={styles.infoSection}>
-          <Text style={styles.callerName} numberOfLines={1}>
-            {incomingCall.callerName || '未知用户'}
-          </Text>
-          <Text style={styles.callType}>
-            {incomingCall.callType === 'video' ? '视频通话' : '语音通话'}
-          </Text>
-        </View>
-
-        {/* Bottom controls */}
-        <View style={styles.controls}>
-          {/* Decline */}
-          <TouchableOpacity
-            style={styles.actionButton}
-            onPress={handleReject}
-            activeOpacity={0.8}
-          >
-            <View style={styles.declineCircle}>
-              <MaterialCommunityIcons name="phone-hangup" size={28} color="#fff" />
-            </View>
-            <Text style={styles.actionLabel}>拒绝</Text>
-          </TouchableOpacity>
-
-          {/* Accept */}
-          <TouchableOpacity
-            style={styles.actionButton}
-            onPress={handleAccept}
-            activeOpacity={0.8}
-          >
-            <View style={styles.acceptCircle}>
-              <MaterialCommunityIcons name="phone" size={28} color="#fff" />
-            </View>
-            <Text style={styles.actionLabel}>接听</Text>
-          </TouchableOpacity>
-        </View>
-      </View>
-    </Modal>
-  );
-};
-
-const AVATAR_SIZE = 100;
-const ACTION_CIRCLE_SIZE = 60;
-
-const styles = StyleSheet.create({
-  overlay: {
-    flex: 1,
-    backgroundColor: '#0D0D0D',
-  },
-  avatarSection: {
-    position: 'absolute',
-    top: '18%',
-    left: 0,
-    right: 0,
-    height: AVATAR_SIZE + 60,
-    justifyContent: 'center',
-    alignItems: 'center',
-  },
-  rippleRing: {
-    position: 'absolute',
-    width: AVATAR_SIZE + 16,
-    height: AVATAR_SIZE + 16,
-    borderRadius: (AVATAR_SIZE + 16) / 2,
-    borderWidth: 2,
-    borderColor: '#4CD964',
-  },
-  avatarContainer: {
-    width: AVATAR_SIZE + 8,
-    height: AVATAR_SIZE + 8,
-    borderRadius: (AVATAR_SIZE + 8) / 2,
-    backgroundColor: '#4CD964',
-    justifyContent: 'center',
-    alignItems: 'center',
-  },
-  avatar: {
-    width: AVATAR_SIZE,
-    height: AVATAR_SIZE,
-    borderRadius: AVATAR_SIZE / 2,
-    backgroundColor: '#3A3A5C',
-  },
-  avatarPlaceholder: {
-    justifyContent: 'center',
-    alignItems: 'center',
-  },
-  avatarText: {
-    fontSize: 36,
-    color: '#fff',
-    fontWeight: '600',
-  },
-  infoSection: {
-    position: 'absolute',
-    top: '42%',
-    left: 0,
-    right: 0,
-    alignItems: 'center',
-    paddingHorizontal: 40,
-  },
-  callerName: {
-    fontSize: 24,
-    fontWeight: '600',
-    color: '#FFFFFF',
-    marginBottom: 6,
-    textAlign: 'center',
-    maxWidth: 280,
-  },
-  callType: {
-    fontSize: 14,
-    color: 'rgba(255, 255, 255, 0.5)',
-    letterSpacing: 0.3,
-  },
-  controls: {
-    position: 'absolute',
-    bottom: '12%',
-    left: 0,
-    right: 0,
-    flexDirection: 'row',
-    justifyContent: 'center',
-    gap: 60,
-  },
-  actionButton: {
-    alignItems: 'center',
-    width: 80,
-  },
-  declineCircle: {
-    width: ACTION_CIRCLE_SIZE,
-    height: ACTION_CIRCLE_SIZE,
-    borderRadius: ACTION_CIRCLE_SIZE / 2,
-    backgroundColor: '#E54D42',
-    justifyContent: 'center',
-    alignItems: 'center',
-  },
-  acceptCircle: {
-    width: ACTION_CIRCLE_SIZE,
-    height: ACTION_CIRCLE_SIZE,
-    borderRadius: ACTION_CIRCLE_SIZE / 2,
-    backgroundColor: '#4CD964',
-    justifyContent: 'center',
-    alignItems: 'center',
-  },
-  actionLabel: {
-    fontSize: 12,
-    color: 'rgba(255, 255, 255, 0.6)',
-    marginTop: 10,
-  },
-});
-
-export default IncomingCallModal;
--- a/src/components/call/index.ts
+++ b/src/components/call/index.ts
@@ -1,3 +0,0 @@
-export { default as CallScreen } from './CallScreen';
-export { default as IncomingCallModal } from './IncomingCallModal';
-export { default as FloatingCallWindow } from './FloatingCallWindow';
--- a/src/components/common/AdaptiveLayout.tsx
+++ b/src/components/common/AdaptiveLayout.tsx
@@ -15,14 +15,12 @@ import {
  Modal,
  Pressable,
  Dimensions,
-  Platform,
 } from 'react-native';
 import {
  useResponsive,
  useBreakpointGTE,
  FineBreakpointKey,
 } from '../../hooks/useResponsive';
-import { blurActiveElement } from '../../infrastructure/platform';

 export interface AdaptiveLayoutProps {
  /** 主内容区 */
@@ -161,9 +159,6 @@ export function AdaptiveLayout({
  // 抽屉动画
  useEffect(() => {
    if (isDrawerOpen) {
-      if (isDrawerOpen) {
-        blurActiveElement();
-      }
      Animated.parallel([
        Animated.timing(slideAnim, {
          toValue: 1,
--- a/src/components/common/AppDialogHost.tsx
+++ b/src/components/common/AppDialogHost.tsx
@@ -1,12 +1,11 @@
 import React, { useEffect, useMemo, useState } from 'react';
-import { Modal, Pressable, StyleSheet, Text, TouchableOpacity, View, Platform } from 'react-native';
+import { Modal, Pressable, StyleSheet, Text, TouchableOpacity, View } from 'react-native';
 import type { AlertButton } from 'react-native';
 import { MaterialCommunityIcons } from '@expo/vector-icons';
 import { LinearGradient } from 'expo-linear-gradient';

 import { bindDialogListener, DialogPayload } from '../../services/dialogService';
 import { borderRadius, shadows, spacing, useAppColors, type AppColors } from '../../theme';
-import { blurActiveElement } from '../../infrastructure/platform';

 function createDialogHostStyles(colors: AppColors) {
  return StyleSheet.create({
@@ -106,12 +105,6 @@ const AppDialogHost: React.FC = () => {
    return unbind;
  }, []);

-  useEffect(() => {
-    if (dialog) {
-      blurActiveElement();
-    }
-  }, [dialog]);
-
  const actions = useMemo<AlertButton[]>(() => {
    if (!dialog?.actions?.length) return [{ text: '确定' }];
    return dialog.actions;
--- a/src/components/common/ImageGallery.tsx
+++ b/src/components/common/ImageGallery.tsx
@@ -14,7 +14,6 @@ import {
  Text,
  StatusBar,
  Alert,
-  Platform,
 } from 'react-native';
 import { Image as ExpoImage } from 'expo-image';
 import {
@@ -33,7 +32,6 @@ import { MaterialCommunityIcons } from '@expo/vector-icons';
 import * as MediaLibrary from 'expo-media-library';
 import { File, Paths } from 'expo-file-system';
 import { spacing, borderRadius, fontSizes } from '../../theme';
-import { blurActiveElement } from '../../infrastructure/platform';

 const { width: SCREEN_WIDTH, height: SCREEN_HEIGHT } = Dimensions.get('window');

@@ -128,7 +126,6 @@ export const ImageGallery: React.FC<ImageGalleryProps> = ({
  // 打开/关闭时重置状态
  useEffect(() => {
    if (visible) {
-      blurActiveElement();
      setCurrentIndex(initialIndex);
      setShowControls(true);
      setError(false);
--- a/src/components/common/ImageGrid.tsx
+++ b/src/components/common/ImageGrid.tsx
@@ -132,10 +132,10 @@ function createImageGridStyles(colors: AppColors) {
      aspectRatio: 1,
    },
    gridItem2: {
-      width: '48.5%',
+      width: '49%',
    },
    gridItem3: {
-      width: '31.8%',
+      width: '32.5%',
    },
    masonryContainer: {
      flexDirection: 'row',
--- a/src/components/common/PagerView.tsx
+++ b/src/components/common/PagerView.tsx
@@ -1,31 +0,0 @@
-import React from 'react';
-import { ViewStyle } from 'react-native';
-import PagerViewNative from 'react-native-pager-view';
-
-type PagerViewProps = {
-  style?: ViewStyle;
-  initialPage?: number;
-  onPageSelected?: (e: { nativeEvent: { position: number } }) => void;
-  overdrag?: boolean;
-  children: React.ReactNode;
-};
-
-export const PagerView = React.forwardRef<PagerViewNative, PagerViewProps>(
-  ({ style, initialPage, onPageSelected, overdrag, children }, ref) => {
-    return (
-      <PagerViewNative
-        ref={ref}
-        style={style}
-        initialPage={initialPage}
-        onPageSelected={onPageSelected}
-        overdrag={overdrag}
-      >
-        {children}
-      </PagerViewNative>
-    );
-  }
-);
-
-PagerView.displayName = 'PagerView';
-
-export default PagerView;
--- a/src/components/common/PagerView.web.tsx
+++ b/src/components/common/PagerView.web.tsx
@@ -1,27 +0,0 @@
-import React, { ForwardedRef } from 'react';
-import { View, ViewStyle } from 'react-native';
-
-type PagerViewProps = {
-  style?: ViewStyle;
-  initialPage?: number;
-  onPageSelected?: (e: { nativeEvent: { position: number } }) => void;
-  overdrag?: boolean;
-  children: React.ReactNode;
-};
-
-function PagerViewInternal(
-  { style, children }: PagerViewProps,
-  _ref: ForwardedRef<{ setPage: (page: number) => void }>
-) {
-  const childrenArray = React.Children.toArray(children);
-  return (
-    <View style={style}>
-      {childrenArray[0]}
-    </View>
-  );
-}
-
-export const PagerView = React.forwardRef(PagerViewInternal);
-PagerView.displayName = 'PagerView';
-
-export default PagerView;
--- a/src/components/common/StepIndicator.tsx
+++ b/src/components/common/StepIndicator.tsx
@@ -1,200 +0,0 @@
-/**
- * 步骤指示器组件 - 极简扁平设计
- * 与下方表单风格统一
- */
-
-import React from 'react';
-import { View, Text, StyleSheet, ViewStyle } from 'react-native';
-import { useAppColors, type AppColors } from '../../theme';
-
-export interface Step {
-  id: number;
-  title: string;
-}
-
-export interface StepIndicatorProps {
-  steps: Step[];
-  currentStep: number;
-  containerStyle?: ViewStyle;
-}
-
-export const StepIndicator: React.FC<StepIndicatorProps> = ({
-  steps,
-  currentStep,
-  containerStyle,
-}) => {
-  const colors = useAppColors();
-  const styles = createStyles(colors);
-
-  return (
-    <View style={[styles.container, containerStyle]}>
-      {steps.map((step, index) => {
-        const isCompleted = index < currentStep;
-        const isCurrent = index === currentStep;
-        const isPending = index > currentStep;
-        const isLast = index === steps.length - 1;
-
-        return (
-          <React.Fragment key={step.id}>
-            <View style={styles.stepWrapper}>
-              {/* 步骤编号/状态 */}
-              <View
-                style={[
-                  styles.stepBadge,
-                  isCompleted && styles.stepBadgeCompleted,
-                  isCurrent && styles.stepBadgeCurrent,
-                  isPending && styles.stepBadgePending,
-                ]}
-              >
-                <Text
-                  style={[
-                    styles.stepBadgeText,
-                    isCompleted && styles.stepBadgeTextCompleted,
-                    isCurrent && styles.stepBadgeTextCurrent,
-                    isPending && styles.stepBadgeTextPending,
-                  ]}
-                >
-                  {isCompleted ? '✓' : index + 1}
-                </Text>
-              </View>
-
-              {/* 步骤标题 */}
-              <Text
-                style={[
-                  styles.stepTitle,
-                  isCompleted && styles.stepTitleCompleted,
-                  isCurrent && styles.stepTitleCurrent,
-                  isPending && styles.stepTitlePending,
-                ]}
-              >
-                {step.title}
-              </Text>
-            </View>
-
-            {/* 连接线 */}
-            {!isLast && (
-              <View style={styles.connector}>
-                <View
-                  style={[
-                    styles.connectorLine,
-                    isCompleted && styles.connectorLineCompleted,
-                  ]}
-                />
-              </View>
-            )}
-          </React.Fragment>
-        );
-      })}
-    </View>
-  );
-};
-
-// 注册流程专用步骤指示器
-export const RegisterStepIndicator: React.FC<{
-  currentStep: number;
-  containerStyle?: ViewStyle;
-}> = ({ currentStep, containerStyle }) => {
-  const steps: Step[] = [
-    { id: 0, title: '输入邮箱' },
-    { id: 1, title: '验证码' },
-    { id: 2, title: '设置信息' },
-  ];
-
-  return (
-    <StepIndicator
-      steps={steps}
-      currentStep={currentStep}
-      containerStyle={containerStyle}
-    />
-  );
-};
-
-function createStyles(colors: AppColors) {
-  return StyleSheet.create({
-    container: {
-      width: '100%',
-      flexDirection: 'row',
-      alignItems: 'flex-start',
-      justifyContent: 'center',
-      paddingHorizontal: 16,
-      paddingVertical: 8,
-    },
-    stepWrapper: {
-      alignItems: 'center',
-      minWidth: 80,
-    },
-    // 步骤徽章
-    stepBadge: {
-      width: 28,
-      height: 28,
-      borderRadius: 14,
-      backgroundColor: '#F5F5F7',
-      justifyContent: 'center',
-      alignItems: 'center',
-      borderWidth: 0,
-    },
-    stepBadgeCompleted: {
-      backgroundColor: '#FF6B35',
-    },
-    stepBadgeCurrent: {
-      backgroundColor: '#FFFFFF',
-      borderWidth: 2,
-      borderColor: '#FF6B35',
-    },
-    stepBadgePending: {
-      backgroundColor: '#F5F5F7',
-    },
-    stepBadgeText: {
-      fontSize: 13,
-      fontWeight: '600',
-      color: '#999',
-    },
-    stepBadgeTextCompleted: {
-      color: '#FFFFFF',
-      fontSize: 14,
-    },
-    stepBadgeTextCurrent: {
-      color: '#FF6B35',
-    },
-    stepBadgeTextPending: {
-      color: '#BBB',
-    },
-    // 步骤标题
-    stepTitle: {
-      marginTop: 8,
-      fontSize: 12,
-      color: '#999',
-      fontWeight: '500',
-      textAlign: 'center',
-    },
-    stepTitleCompleted: {
-      color: '#FF6B35',
-      fontWeight: '600',
-    },
-    stepTitleCurrent: {
-      color: '#333',
-      fontWeight: '600',
-    },
-    stepTitlePending: {
-      color: '#BBB',
-    },
-    // 连接线
-    connector: {
-      width: 60,
-      height: 28,
-      justifyContent: 'center',
-      alignItems: 'center',
-    },
-    connectorLine: {
-      width: '100%',
-      height: 2,
-      backgroundColor: '#E5E5E5',
-      borderRadius: 1,
-    },
-    connectorLineCompleted: {
-      backgroundColor: '#FF6B35',
-    },
-  });
-}
-
-export default StepIndicator;
--- a/src/components/common/Text.tsx
+++ b/src/components/common/Text.tsx
@@ -4,8 +4,8 @@
 */

 import React from 'react';
-import { Text as RNText, TextProps, StyleSheet, TextStyle, ViewStyle, Platform } from 'react-native';
-import { useAppColors, fontSizes, fontWeights } from '../../theme';
+import { Text as RNText, TextProps, StyleSheet, TextStyle, ViewStyle } from 'react-native';
+import { useAppColors, fontSizes } from '../../theme';

 type TextVariant = 'h1' | 'h2' | 'h3' | 'body' | 'caption' | 'label';

@@ -16,45 +16,38 @@ interface CustomTextProps extends Omit<TextProps, 'style'> {
  numberOfLines?: number;
  onPress?: () => void;
  style?: TextStyle | TextStyle[];
-  weight?: 'regular' | 'medium' | 'semibold' | 'bold';
 }

 const variantStyles: Record<TextVariant, object> = {
  h1: {
    fontSize: fontSizes['4xl'],
-    fontWeight: fontWeights.bold,
-    lineHeight: fontSizes['4xl'] * 1.3,
-    letterSpacing: -0.5,
+    fontWeight: '700',
+    lineHeight: fontSizes['4xl'] * 1.4,
  },
  h2: {
    fontSize: fontSizes['3xl'],
-    fontWeight: fontWeights.semibold,
-    lineHeight: fontSizes['3xl'] * 1.3,
-    letterSpacing: -0.3,
+    fontWeight: '600',
+    lineHeight: fontSizes['3xl'] * 1.4,
  },
  h3: {
    fontSize: fontSizes['2xl'],
-    fontWeight: fontWeights.semibold,
+    fontWeight: '600',
    lineHeight: fontSizes['2xl'] * 1.3,
-    letterSpacing: -0.2,
  },
  body: {
    fontSize: fontSizes.md,
-    fontWeight: fontWeights.regular,
-    lineHeight: fontSizes.md * 1.6,
-    letterSpacing: 0.1,
+    fontWeight: '400',
+    lineHeight: fontSizes.md * 1.5,
  },
  caption: {
    fontSize: fontSizes.sm,
-    fontWeight: fontWeights.regular,
-    lineHeight: fontSizes.sm * 1.5,
-    letterSpacing: 0.2,
+    fontWeight: '400',
+    lineHeight: fontSizes.sm * 1.4,
  },
  label: {
    fontSize: fontSizes.xs,
-    fontWeight: fontWeights.medium,
+    fontWeight: '500',
    lineHeight: fontSizes.xs * 1.4,
-    letterSpacing: 0.3,
  },
 };

@@ -62,7 +55,6 @@ const Text: React.FC<CustomTextProps> = ({
  children,
  variant = 'body',
  color,
-  weight,
  numberOfLines,
  onPress,
  style,
@@ -72,7 +64,6 @@ const Text: React.FC<CustomTextProps> = ({
  const textStyle = [
    styles.base,
    variantStyles[variant],
-    weight ? { fontWeight: fontWeights[weight] } : null,
    color ? { color } : { color: colors.text.primary },
    style,
  ];
--- a/src/components/common/VerificationCodeInput.tsx
+++ b/src/components/common/VerificationCodeInput.tsx
@@ -1,256 +0,0 @@
-/**
- * 验证码输入组件
- * 参考设计：4-6位数字验证码，每个数字独立显示在一个方框中
- * 支持自动聚焦、粘贴、删除回退
- */
-
-import React, { useRef, useEffect, useCallback } from 'react';
-import {
-  View,
-  TextInput,
-  StyleSheet,
-  Keyboard,
-  Platform,
-  Text,
-  ViewStyle,
-} from 'react-native';
-import { useAppColors, type AppColors } from '../../theme';
-
-interface VerificationCodeInputProps {
-  value: string;
-  onChangeValue: (value: string) => void;
-  length?: number; // 验证码位数，默认4位
-  autoFocus?: boolean;
-  onComplete?: (value: string) => void; // 输入完成回调
-  containerStyle?: ViewStyle;
-  disabled?: boolean;
-}
-
-const CELL_WIDTH = 56;
-const CELL_HEIGHT = 64;
-const CELL_MARGIN = 8;
-
-export const VerificationCodeInput: React.FC<VerificationCodeInputProps> = ({
-  value,
-  onChangeValue,
-  length = 4,
-  autoFocus = true,
-  onComplete,
-  containerStyle,
-  disabled = false,
-}) => {
-  const colors = useAppColors();
-  const styles = createStyles(colors);
-
-  // 为每个数字创建一个 ref
-  const inputRefs = useRef<(TextInput | null)[]>(Array(length).fill(null));
-
-  // 将 value 分割为单个字符数组
-  const chars = value.split('').slice(0, length);
-  // 填充空位
-  while (chars.length < length) {
-    chars.push('');
-  }
-
-  // 获取当前聚焦的位置
-  const getFocusedIndex = useCallback(() => {
-    return Math.min(value.length, length - 1);
-  }, [value.length, length]);
-
-  // 聚焦到指定位置
-  const focusInput = useCallback((index: number) => {
-    if (index >= 0 && index < length) {
-      inputRefs.current[index]?.focus();
-    }
-  }, [length]);
-
-  // 自动聚焦第一个输入框
-  useEffect(() => {
-    if (autoFocus && !disabled) {
-      const timer = setTimeout(() => {
-        focusInput(0);
-      }, 100);
-      return () => clearTimeout(timer);
-    }
-  }, [autoFocus, disabled, focusInput]);
-
-  // 当值改变时，自动聚焦到下一个输入框
-  useEffect(() => {
-    if (value.length < length) {
-      focusInput(value.length);
-    }
-    // 当输入完成时触发回调
-    if (value.length === length && onComplete) {
-      onComplete(value);
-    }
-  }, [value, length, onComplete, focusInput]);
-
-  // 处理文本变化
-  const handleChangeText = (text: string, index: number) => {
-    if (disabled) return;
-
-    // 只允许数字
-    const numericText = text.replace(/[^0-9]/g, '');
-
-    if (numericText.length === 0) {
-      // 删除操作
-      if (value.length > index) {
-        // 删除当前位置的字符
-        const newValue = value.slice(0, index) + value.slice(index + 1);
-        onChangeValue(newValue);
-        // 聚焦到前一个输入框
-        if (index > 0) {
-          focusInput(index - 1);
-        }
-      }
-    } else if (numericText.length === 1) {
-      // 单个字符输入
-      let newValue: string;
-      if (index < value.length) {
-        // 替换已有字符
-        newValue = value.slice(0, index) + numericText + value.slice(index + 1);
-      } else {
-        // 追加新字符
-        newValue = value + numericText;
-      }
-      onChangeValue(newValue.slice(0, length));
-      // 自动聚焦到下一个
-      if (index < length - 1) {
-        focusInput(index + 1);
-      }
-    } else if (numericText.length > 1) {
-      // 粘贴操作：尝试将粘贴的内容作为完整验证码
-      const newValue = numericText.slice(0, length);
-      onChangeValue(newValue);
-      // 聚焦到最后一个或下一个
-      const focusIndex = Math.min(newValue.length, length - 1);
-      focusInput(focusIndex);
-    }
-  };
-
-  // 处理按键事件（用于删除键）
-  const handleKeyPress = (e: any, index: number) => {
-    if (disabled) return;
-
-    if (e.nativeEvent.key === 'Backspace') {
-      if (value.length > index) {
-        // 删除当前位置的字符
-        const newValue = value.slice(0, index) + value.slice(index + 1);
-        onChangeValue(newValue);
-      } else if (index > 0 && value.length === index) {
-        // 当前位置没有字符，删除前一个
-        const newValue = value.slice(0, -1);
-        onChangeValue(newValue);
-        focusInput(index - 1);
-      }
-    }
-  };
-
-  // 聚焦时全选文本
-  const handleFocus = (index: number) => {
-    if (disabled) return;
-    inputRefs.current[index]?.setNativeProps({
-      selection: { start: 0, end: 1 },
-    });
-  };
-
-  return (
-    <View style={[styles.container, containerStyle]}>
-      <View style={styles.cellsContainer}>
-        {chars.map((char, index) => {
-          const isFocused = value.length === index;
-          const isFilled = char !== '';
-          const isLastFilled = index === value.length - 1 && isFilled;
-
-          return (
-            <View
-              key={index}
-              style={[
-                styles.cell,
-                isFocused && styles.cellFocused,
-                isFilled && styles.cellFilled,
-                disabled && styles.cellDisabled,
-              ]}
-            >
-              <TextInput
-                ref={(ref) => {
-                  inputRefs.current[index] = ref;
-                }}
-                style={styles.cellInput}
-                value={char}
-                onChangeText={(text) => handleChangeText(text, index)}
-                onKeyPress={(e) => handleKeyPress(e, index)}
-                onFocus={() => handleFocus(index)}
-                keyboardType="number-pad"
-                maxLength={1}
-                selectTextOnFocus
-                editable={!disabled}
-                caretHidden={true}
-                textContentType="oneTimeCode" // iOS 自动填充支持
-              />
-              {/* 光标指示器 */}
-              {isFocused && !isFilled && !disabled && (
-                <View style={styles.cursor} />
-              )}
-            </View>
-          );
-        })}
-      </View>
-    </View>
-  );
-};
-
-function createStyles(colors: AppColors) {
-  return StyleSheet.create({
-    container: {
-      alignItems: 'center',
-      justifyContent: 'center',
-    },
-    cellsContainer: {
-      flexDirection: 'row',
-      justifyContent: 'center',
-      alignItems: 'center',
-    },
-    cell: {
-      width: CELL_WIDTH,
-      height: CELL_HEIGHT,
-      borderRadius: 12,
-      borderWidth: 1.5,
-      borderColor: colors.divider,
-      backgroundColor: colors.background.paper,
-      marginHorizontal: CELL_MARGIN / 2,
-      justifyContent: 'center',
-      alignItems: 'center',
-      position: 'relative',
-    },
-    cellFocused: {
-      borderColor: colors.primary.main,
-      backgroundColor: `${colors.primary.main}10`,
-    },
-    cellFilled: {
-      borderColor: colors.primary.main,
-    },
-    cellDisabled: {
-      opacity: 0.5,
-      backgroundColor: colors.background.disabled,
-    },
-    cellInput: {
-      width: '100%',
-      height: '100%',
-      textAlign: 'center',
-      fontSize: 28,
-      fontWeight: '600',
-      color: colors.text.primary,
-      padding: 0,
-    },
-    cursor: {
-      position: 'absolute',
-      width: 2,
-      height: 28,
-      backgroundColor: colors.primary.main,
-      borderRadius: 1,
-    },
-  });
-}
-
-export default VerificationCodeInput;
--- a/src/components/common/VideoPlayerModal.tsx
+++ b/src/components/common/VideoPlayerModal.tsx
@@ -3,7 +3,7 @@
 * 全屏模态播放视频，基于 expo-video
 */

-import React, { useCallback, useEffect } from 'react';
+import React, { useCallback } from 'react';
 import {
  Modal,
  View,
@@ -12,13 +12,11 @@ import {
  TouchableOpacity,
  Text,
  StatusBar,
-  Platform,
 } from 'react-native';
 import { VideoView, useVideoPlayer } from 'expo-video';
 import { MaterialCommunityIcons } from '@expo/vector-icons';
 import { useSafeAreaInsets } from 'react-native-safe-area-context';
 import { spacing, fontSizes, borderRadius } from '../../theme';
-import { blurActiveElement } from '../../infrastructure/platform';

 const { width: SCREEN_WIDTH, height: SCREEN_HEIGHT } = Dimensions.get('window');

@@ -81,12 +79,6 @@ export const VideoPlayerModal: React.FC<VideoPlayerModalProps> = ({
  url,
  onClose,
 }) => {
-  useEffect(() => {
-    if (visible) {
-      blurActiveElement();
-    }
-  }, [visible]);
-
  return (
    <Modal
      visible={visible}
--- a/src/components/common/index.ts
+++ b/src/components/common/index.ts
@@ -17,7 +17,6 @@ export { default as ResponsiveGrid } from './ResponsiveGrid';
 export { default as ResponsiveStack, HStack, VStack } from './ResponsiveStack';
 export { default as AdaptiveLayout, SidebarLayout } from './AdaptiveLayout';
 export { default as AppBackButton } from './AppBackButton';
-export { default as PagerView } from './PagerView';

 // 图片相关组件
 export { default as SmartImage } from './SmartImage';
@@ -33,8 +32,3 @@ export type { ImageGalleryProps, GalleryImageItem } from './ImageGallery';
 export type { ResponsiveGridProps } from './ResponsiveGrid';
 export type { ResponsiveStackProps, StackDirection, StackAlignment, StackJustify } from './ResponsiveStack';
 export type { AdaptiveLayoutProps, SidebarLayoutProps } from './AdaptiveLayout';
-
-// 注册流程相关组件
-export { default as VerificationCodeInput } from './VerificationCodeInput';
-export { default as StepIndicator, RegisterStepIndicator } from './StepIndicator';
-export type { Step, StepIndicatorProps } from './StepIndicator';
--- a/src/core/usecases/ProcessMessageUseCase.ts
+++ b/src/core/usecases/ProcessMessageUseCase.ts
@@ -4,8 +4,8 @@
 * 纯业务逻辑，无UI依赖
 */

-import { messageRepository, userCacheRepository, CachedMessage } from '@/database';
-import { wsClient, WSEventType } from '../../data/datasources/WSClient';
+import { messageRepository } from '../../data/repositories/MessageRepository';
+import { sseClient, SSEEventType } from '../../data/datasources/SSEClient';
 import {
  Message,
  Conversation,
@@ -18,16 +18,6 @@ import {
 import { messageService } from '../../services/messageService';
 import { api } from '../../services/api';

-const cachedMessageToMessage = (cached: CachedMessage): Message => ({
-  id: cached.id,
-  conversationId: cached.conversationId,
-  senderId: cached.senderId,
-  seq: cached.seq,
-  segments: cached.segments || [],
-  createdAt: cached.createdAt,
-  status: cached.status as Message['status'],
-});
-
 // 事件类型定义
 export type MessageUseCaseEventType =
  | 'message_received'
@@ -72,7 +62,7 @@ class ProcessMessageUseCase {
   */
  initialize(currentUserId: string | null): void {
    this.currentUserId = currentUserId;
-    this.setupWSListeners();
+    this.setupSSEListeners();
  }

  /**
@@ -91,49 +81,49 @@ class ProcessMessageUseCase {
  /**
   * 设置SSE监听器
   */
-  private setupWSListeners(): void {
+  private setupSSEListeners(): void {
    // 监听私聊消息
-    const unsubChat = wsClient.on('chat', (message) => {
+    const unsubChat = sseClient.on('chat', (message) => {
      this.handleNewMessage(message);
    });

    // 监听群聊消息
-    const unsubGroupMessage = wsClient.on('group_message', (message) => {
+    const unsubGroupMessage = sseClient.on('group_message', (message) => {
      this.handleNewMessage(message);
    });

    // 监听私聊已读回执
-    const unsubRead = wsClient.on('read', (message) => {
+    const unsubRead = sseClient.on('read', (message) => {
      this.handleReadReceipt(message);
    });

    // 监听群聊已读回执
-    const unsubGroupRead = wsClient.on('group_read', (message) => {
+    const unsubGroupRead = sseClient.on('group_read', (message) => {
      this.handleGroupReadReceipt(message);
    });

    // 监听私聊消息撤回
-    const unsubRecall = wsClient.on('recall', (message) => {
+    const unsubRecall = sseClient.on('recall', (message) => {
      this.handleRecallMessage(message);
    });

    // 监听群聊消息撤回
-    const unsubGroupRecall = wsClient.on('group_recall', (message) => {
+    const unsubGroupRecall = sseClient.on('group_recall', (message) => {
      this.handleGroupRecallMessage(message);
    });

    // 监听群聊输入状态
-    const unsubGroupTyping = wsClient.on('group_typing', (message) => {
+    const unsubGroupTyping = sseClient.on('group_typing', (message) => {
      this.handleGroupTyping(message);
    });

    // 监听群通知
-    const unsubGroupNotice = wsClient.on('group_notice', (message) => {
+    const unsubGroupNotice = sseClient.on('group_notice', (message) => {
      this.handleGroupNotice(message);
    });

    // 监听连接状态
-    const unsubConnected = wsClient.on('connected', () => {
+    const unsubConnected = sseClient.on('connected', () => {
      this.notifySubscribers({
        type: 'connection_changed',
        payload: { connected: true },
@@ -141,7 +131,7 @@ class ProcessMessageUseCase {
      });
    });

-    const unsubDisconnected = wsClient.on('disconnected', () => {
+    const unsubDisconnected = sseClient.on('disconnected', () => {
      this.notifySubscribers({
        type: 'connection_changed',
        payload: { connected: false },
@@ -192,16 +182,7 @@ class ProcessMessageUseCase {

    // 异步保存到本地数据库
    const isRead = _isAck || sender_id === this.currentUserId;
-    messageRepository.saveMessage({
-      id: newMessage.id,
-      conversationId: newMessage.conversationId,
-      senderId: newMessage.senderId,
-      seq: newMessage.seq,
-      segments: newMessage.segments,
-      createdAt: newMessage.createdAt,
-      status: newMessage.status || 'normal',
-      isRead,
-    }).catch((error) => {
+    messageRepository.saveMessage(newMessage, isRead).catch((error) => {
      console.error('[ProcessMessageUseCase] 保存消息失败:', error);
    });

@@ -246,7 +227,7 @@ class ProcessMessageUseCase {
   */
  private async getSenderInfo(userId: string): Promise<any | null> {
    // 先检查本地缓存
-    const cachedUser = await userCacheRepository.get(userId);
+    const cachedUser = await messageRepository.getUserCache(userId);
    if (cachedUser) {
      return cachedUser;
    }
@@ -274,9 +255,9 @@ class ProcessMessageUseCase {
   */
  private async fetchUserInfo(userId: string): Promise<any | null> {
    try {
-      const response = await api.get<any>(`/users/${userId}`);
+      const response = await api.get(`/users/${userId}`);
      if (response.code === 0 && response.data) {
-        await userCacheRepository.save(response.data as any);
+        await messageRepository.saveUserCache(response.data);
        return response.data;
      }
      return null;
@@ -341,8 +322,8 @@ class ProcessMessageUseCase {

    // 更新本地数据库状态
    messageRepository
-      .updateStatus(message_id, 'recalled', true)
-      .catch((error: unknown) => {
+      .updateMessageStatus(message_id, 'recalled', true)
+      .catch((error) => {
        console.error('[ProcessMessageUseCase] 更新撤回状态失败:', error);
      });

@@ -368,8 +349,8 @@ class ProcessMessageUseCase {

    // 更新本地数据库状态
    messageRepository
-      .updateStatus(message_id, 'recalled', true)
-      .catch((error: unknown) => {
+      .updateMessageStatus(message_id, 'recalled', true)
+      .catch((error) => {
        console.error('[ProcessMessageUseCase] 更新撤回状态失败:', error);
      });

@@ -525,16 +506,7 @@ class ProcessMessageUseCase {
        });

        // 保存到本地数据库
-        await messageRepository.saveMessage({
-          id: message.id,
-          conversationId: message.conversationId,
-          senderId: message.senderId,
-          seq: message.seq,
-          segments: message.segments,
-          createdAt: message.createdAt,
-          status: message.status || 'normal',
-          isRead: true,
-        });
+        await messageRepository.saveMessage(message, true);

        return message;
      }
@@ -550,8 +522,7 @@ class ProcessMessageUseCase {
   * 获取本地消息
   */
  async getLocalMessages(conversationId: string, limit: number = 20): Promise<Message[]> {
-    const cached = await messageRepository.getByConversation(conversationId, limit);
-    return cached.map(cachedMessageToMessage);
+    return messageRepository.getMessagesByConversation(conversationId, limit);
  }

  /**
@@ -563,14 +534,14 @@ class ProcessMessageUseCase {
    limit: number = 20
  ): Promise<Message[]> {
    // 先从本地获取
-    const localMessages = await messageRepository.getBeforeSeq(
+    const localMessages = await messageRepository.getMessagesBeforeSeq(
      conversationId,
      beforeSeq,
      limit
    );

    if (localMessages.length >= limit) {
-      return localMessages.map(cachedMessageToMessage);
+      return localMessages;
    }

    // 本地数据不足，从服务端获取
@@ -596,16 +567,7 @@ class ProcessMessageUseCase {
        );

        // 保存到本地
-        await messageRepository.saveMessagesBatch(serverMessages.map((m: any) => ({
-          id: m.id,
-          conversationId: m.conversation_id || conversationId,
-          senderId: m.sender_id,
-          seq: m.seq,
-          segments: m.segments || [],
-          createdAt: m.created_at,
-          status: m.status || 'normal',
-          isRead: false,
-        })));
+        await messageRepository.saveMessages(serverMessages, false);

        return serverMessages;
      }
@@ -613,7 +575,7 @@ class ProcessMessageUseCase {
      console.error('[ProcessMessageUseCase] 获取历史消息失败:', error);
    }

-    return localMessages.map(cachedMessageToMessage);
+    return localMessages;
  }

  /**
@@ -640,16 +602,7 @@ class ProcessMessageUseCase {
        );

        // 保存到本地
-        await messageRepository.saveMessagesBatch(messages.map((m: any) => ({
-          id: m.id,
-          conversationId: m.conversation_id || conversationId,
-          senderId: m.sender_id,
-          seq: m.seq,
-          segments: m.segments || [],
-          createdAt: m.created_at,
-          status: m.status || 'normal',
-          isRead: false,
-        })));
+        await messageRepository.saveMessages(messages, false);

        return messages;
      }
--- a/src/data/datasources/LocalDataSource.ts
+++ b/src/data/datasources/LocalDataSource.ts
@@ -0,0 +1,323 @@
+/**
+ * 本地数据库数据源实现
+ * 封装所有 SQLite 操作，提供统一的错误处理和事务支持
+ */
+
+import * as SQLite from 'expo-sqlite';
+import { ILocalDataSource, DataSourceError } from './interfaces';
+
+// 数据库实例管理
+let dbInstance: SQLite.SQLiteDatabase | null = null;
+let currentDbName: string | null = null;
+let writeQueue: Promise<void> = Promise.resolve();
+
+export interface LocalDataSourceConfig {
+  dbName?: string;
+  userId?: string;
+}
+
+export class LocalDataSource implements ILocalDataSource {
+  private db: SQLite.SQLiteDatabase | null = null;
+  private dbName: string;
+  private initialized = false;
+  private initializingPromise: Promise<void> | null = null;
+
+  constructor(config: LocalDataSourceConfig = {}) {
+    // 如果提供了userId，使用用户专属数据库
+    this.dbName = config.dbName || (config.userId ? `carrot_bbs_${config.userId}.db` : 'carrot_bbs.db');
+  }
+
+  /**
+   * 初始化数据库连接
+   */
+  async initialize(): Promise<void> {
+    if (this.initialized && this.db) {
+      return;
+    }
+
+    // 防止并发初始化导致连接状态竞争
+    if (this.initializingPromise) {
+      await this.initializingPromise;
+      return;
+    }
+
+    this.initializingPromise = this.doInitialize();
+    try {
+      await this.initializingPromise;
+    } finally {
+      this.initializingPromise = null;
+    }
+  }
+
+  private async doInitialize(): Promise<void> {
+    try {
+      // 使用全局实例管理
+      if (dbInstance && currentDbName === this.dbName) {
+        this.db = dbInstance;
+        this.initialized = true;
+        return;
+      }
+
+      // 关闭旧连接
+      if (dbInstance) {
+        try {
+          await dbInstance.closeAsync();
+        } catch (e) {
+          console.warn('关闭旧数据库连接失败:', e);
+        }
+      }
+
+      // 创建新连接
+      this.db = await SQLite.openDatabaseAsync(this.dbName);
+      dbInstance = this.db;
+      currentDbName = this.dbName;
+      this.initialized = true;
+
+      // 初始化数据库表结构
+      await this.createTables();
+    } catch (error) {
+      this.handleError(error, 'INITIALIZE');
+    }
+  }
+
+  /**
+   * 创建数据库表结构
+   */
+  private async createTables(): Promise<void> {
+    if (!this.db) return;
+
+    const tables = [
+      // 消息表
+      `CREATE TABLE IF NOT EXISTS messages (
+        id TEXT PRIMARY KEY NOT NULL,
+        conversationId TEXT NOT NULL,
+        senderId TEXT NOT NULL,
+        content TEXT,
+        type TEXT DEFAULT 'text',
+        isRead INTEGER DEFAULT 0,
+        createdAt TEXT NOT NULL,
+        seq INTEGER DEFAULT 0,
+        status TEXT DEFAULT 'normal',
+        segments TEXT
+      )`,
+      // 会话表
+      `CREATE TABLE IF NOT EXISTS conversations (
+        id TEXT PRIMARY KEY NOT NULL,
+        participantId TEXT NOT NULL,
+        lastMessageId TEXT,
+        lastSeq INTEGER DEFAULT 0,
+        unreadCount INTEGER DEFAULT 0,
+        createdAt TEXT NOT NULL,
+        updatedAt TEXT NOT NULL
+      )`,
+      // 会话缓存表
+      `CREATE TABLE IF NOT EXISTS conversation_cache (
+        id TEXT PRIMARY KEY NOT NULL,
+        data TEXT NOT NULL,
+        updatedAt TEXT NOT NULL
+      )`,
+      // 会话列表缓存表
+      `CREATE TABLE IF NOT EXISTS conversation_list_cache (
+        id TEXT PRIMARY KEY NOT NULL,
+        data TEXT NOT NULL,
+        updatedAt TEXT NOT NULL
+      )`,
+      // 用户缓存表
+      `CREATE TABLE IF NOT EXISTS users (
+        id TEXT PRIMARY KEY NOT NULL,
+        data TEXT NOT NULL,
+        updatedAt TEXT NOT NULL
+      )`,
+      // 当前登录用户缓存
+      `CREATE TABLE IF NOT EXISTS current_user_cache (
+        id TEXT PRIMARY KEY NOT NULL,
+        data TEXT NOT NULL,
+        updatedAt TEXT NOT NULL
+      )`,
+      // 群组缓存表
+      `CREATE TABLE IF NOT EXISTS groups (
+        id TEXT PRIMARY KEY NOT NULL,
+        data TEXT NOT NULL,
+        updatedAt TEXT NOT NULL
+      )`,
+      // 群成员缓存表
+      `CREATE TABLE IF NOT EXISTS group_members (
+        groupId TEXT NOT NULL,
+        userId TEXT NOT NULL,
+        data TEXT NOT NULL,
+        updatedAt TEXT NOT NULL,
+        PRIMARY KEY (groupId, userId)
+      )`,
+      // 帖子缓存表
+      `CREATE TABLE IF NOT EXISTS posts_cache (
+        id TEXT PRIMARY KEY NOT NULL,
+        data TEXT NOT NULL,
+        updatedAt TEXT NOT NULL
+      )`,
+    ];
+
+    for (const sql of tables) {
+      await this.db.execAsync(sql);
+    }
+
+    // 创建索引
+    const indexes = [
+      `CREATE INDEX IF NOT EXISTS idx_messages_conversationId ON messages(conversationId)`,
+      `CREATE INDEX IF NOT EXISTS idx_messages_seq ON messages(seq)`,
+      `CREATE INDEX IF NOT EXISTS idx_messages_conversation_seq ON messages(conversationId, seq)`,
+      `CREATE INDEX IF NOT EXISTS idx_group_members_groupId ON group_members(groupId)`,
+    ];
+
+    for (const sql of indexes) {
+      await this.db.execAsync(sql);
+    }
+  }
+
+  /**
+   * 处理错误
+   */
+  private handleError(error: unknown, operation: string): never {
+    const message = error instanceof Error ? error.message : 'Unknown error';
+    throw new DataSourceError(
+      `Database ${operation} failed: ${message}`,
+      'DB_ERROR',
+      'LocalDataSource',
+      error instanceof Error ? error : undefined
+    );
+  }
+
+  /**
+   * 检查数据库连接
+   */
+  private ensureDb(): SQLite.SQLiteDatabase {
+    if (!this.db) {
+      throw new DataSourceError(
+        'Database not initialized',
+        'DB_NOT_INITIALIZED',
+        'LocalDataSource'
+      );
+    }
+    return this.db;
+  }
+
+  // ==================== ILocalDataSource 实现 ====================
+
+  async query<T>(sql: string, params?: any[]): Promise<T[]> {
+    try {
+      const db = this.ensureDb();
+      if (params && params.length > 0) {
+        return await db.getAllAsync<T>(sql, params as any);
+      }
+      return await db.getAllAsync<T>(sql);
+    } catch (error) {
+      this.handleError(error, 'QUERY');
+    }
+  }
+
+  async getFirst<T>(sql: string, params?: any[]): Promise<T | null> {
+    try {
+      const db = this.ensureDb();
+      if (params && params.length > 0) {
+        return await db.getFirstAsync<T>(sql, params as any);
+      }
+      return await db.getFirstAsync<T>(sql);
+    } catch (error) {
+      this.handleError(error, 'GET_FIRST');
+    }
+  }
+
+  async execute(sql: string, params?: any[]): Promise<void> {
+    try {
+      const db = this.ensureDb();
+      await db.execAsync(sql);
+    } catch (error) {
+      this.handleError(error, 'EXECUTE');
+    }
+  }
+
+  async run(sql: string, params?: any[]): Promise<{ lastInsertRowId: number; changes: number }> {
+    try {
+      const db = this.ensureDb();
+      if (params && params.length > 0) {
+        return await db.runAsync(sql, params as any);
+      }
+      return await db.runAsync(sql);
+    } catch (error) {
+      if (this.isRecoverableError(error)) {
+        this.db = null;
+        this.initialized = false;
+        dbInstance = null;
+        await this.initialize();
+        const db = this.ensureDb();
+        if (params && params.length > 0) {
+          return await db.runAsync(sql, params as any);
+        }
+        return await db.runAsync(sql);
+      }
+      this.handleError(error, 'RUN');
+    }
+  }
+
+  async transaction(operations: () => Promise<void>): Promise<void> {
+    try {
+      const db = this.ensureDb();
+      await db.withTransactionAsync(async () => {
+        await operations();
+      });
+    } catch (error) {
+      this.handleError(error, 'TRANSACTION');
+    }
+  }
+
+  async batch(operations: (db: ILocalDataSource) => Promise<void>): Promise<void> {
+    try {
+      await this.transaction(async () => {
+        await operations(this);
+      });
+    } catch (error) {
+      this.handleError(error, 'BATCH');
+    }
+  }
+
+  // ==================== 队列写入支持 ====================
+
+  /**
+   * 使用队列执行写入操作（避免并发写入冲突）
+   */
+  async enqueueWrite<T>(operation: () => Promise<T>): Promise<T> {
+    const wrappedOperation = async () => {
+      try {
+        return await operation();
+      } catch (error) {
+        // 尝试重连后重试
+        if (this.isRecoverableError(error)) {
+          console.error('数据库写入异常，尝试重连后重试:', error);
+          this.db = null;
+          dbInstance = null;
+          await this.initialize();
+          return operation();
+        }
+        throw error;
+      }
+    };
+
+    const queued = writeQueue.then(wrappedOperation, wrappedOperation);
+    writeQueue = queued.then(() => undefined, () => undefined);
+    return queued;
+  }
+
+  /**
+   * 判断错误是否可恢复
+   */
+  private isRecoverableError(error: unknown): boolean {
+    const message = String(error);
+    return (
+      message.includes('NativeDatabase.prepareAsync') ||
+      message.includes('NullPointerException') ||
+      message.includes('database is locked')
+    );
+  }
+}
+
+// 导出单例实例
+export const localDataSource = new LocalDataSource();
--- a/src/data/datasources/SSEClient.ts
+++ b/src/data/datasources/SSEClient.ts
@@ -1,10 +1,10 @@
 /**
- * WSClient - WebSocket连接管理
- * 只负责WebSocket连接管理，提供事件驱动架构
+ * SSEClient - SSE连接管理
+ * 只负责SSE连接管理，提供事件驱动架构
 */

 import {
-  wsService,
+  sseService,
  WSChatMessage,
  WSGroupChatMessage,
  WSReadMessage,
@@ -14,13 +14,13 @@ import {
  WSGroupTypingMessage,
  WSGroupNoticeMessage,
  WSMessageType,
-} from '../../services/wsService';
+} from '../../services/sseService';

 // 事件处理器类型
 type EventHandler<T> = (data: T) => void;

-// WS事件类型
-export interface WSEvents {
+// SSE事件类型
+export interface SSEEvents {
  'chat': WSChatMessage;
  'group_message': WSGroupChatMessage;
  'read': WSReadMessage;
@@ -34,65 +34,65 @@ export interface WSEvents {
  'error': Error;
 }

-export type WSEventType = keyof WSEvents;
+export type SSEEventType = keyof SSEEvents;

-class WSClient {
-  private handlers: Map<WSEventType, Set<EventHandler<any>>> = new Map();
+class SSEClient {
+  private handlers: Map<SSEEventType, Set<EventHandler<any>>> = new Map();
  private unsubscribeFns: Array<() => void> = [];
  private isInitialized = false;

  /**
-   * 初始化WebSocket监听
+   * 初始化SSE监听
   */
  initialize(): void {
    if (this.isInitialized) return;

    // 监听私聊消息
-    const unsubChat = wsService.on('chat', (message) => {
+    const unsubChat = sseService.on('chat', (message) => {
      this.emit('chat', message);
    });

    // 监听群聊消息
-    const unsubGroupMessage = wsService.on('group_message', (message) => {
+    const unsubGroupMessage = sseService.on('group_message', (message) => {
      this.emit('group_message', message);
    });

    // 监听私聊已读回执
-    const unsubRead = wsService.on('read', (message) => {
+    const unsubRead = sseService.on('read', (message) => {
      this.emit('read', message);
    });

    // 监听群聊已读回执
-    const unsubGroupRead = wsService.on('group_read', (message) => {
+    const unsubGroupRead = sseService.on('group_read', (message) => {
      this.emit('group_read', message);
    });

    // 监听私聊消息撤回
-    const unsubRecall = wsService.on('recall', (message) => {
+    const unsubRecall = sseService.on('recall', (message) => {
      this.emit('recall', message);
    });

    // 监听群聊消息撤回
-    const unsubGroupRecall = wsService.on('group_recall', (message) => {
+    const unsubGroupRecall = sseService.on('group_recall', (message) => {
      this.emit('group_recall', message);
    });

    // 监听群聊输入状态
-    const unsubGroupTyping = wsService.on('group_typing', (message) => {
+    const unsubGroupTyping = sseService.on('group_typing', (message) => {
      this.emit('group_typing', message);
    });

    // 监听群通知
-    const unsubGroupNotice = wsService.on('group_notice', (message) => {
+    const unsubGroupNotice = sseService.on('group_notice', (message) => {
      this.emit('group_notice', message);
    });

    // 监听连接状态
-    const unsubConnect = wsService.onConnect(() => {
+    const unsubConnect = sseService.onConnect(() => {
      this.emit('connected', undefined);
    });

-    const unsubDisconnect = wsService.onDisconnect(() => {
+    const unsubDisconnect = sseService.onDisconnect(() => {
      this.emit('disconnected', undefined);
    });

@@ -113,7 +113,7 @@ class WSClient {
  }

  /**
-   * 销毁WebSocket监听
+   * 销毁SSE监听
   */
  destroy(): void {
    this.unsubscribeFns.forEach((fn) => fn());
@@ -125,9 +125,9 @@ class WSClient {
  /**
   * 订阅事件
   */
-  on<T extends WSEventType>(
+  on<T extends SSEEventType>(
    event: T,
-    handler: EventHandler<WSEvents[T]>
+    handler: EventHandler<SSEEvents[T]>
  ): () => void {
    if (!this.handlers.has(event)) {
      this.handlers.set(event, new Set());
@@ -142,9 +142,9 @@ class WSClient {
  /**
   * 触发事件
   */
-  private emit<T extends WSEventType>(
+  private emit<T extends SSEEventType>(
    event: T,
-    data: WSEvents[T]
+    data: SSEEvents[T]
  ): void {
    const handlers = this.handlers.get(event);
    if (handlers) {
@@ -152,7 +152,7 @@ class WSClient {
        try {
          handler(data);
        } catch (error) {
-          console.error(`[WSClient] 事件处理器执行失败: ${event}`, error);
+          console.error(`[SSEClient] 事件处理器执行失败: ${event}`, error);
        }
      });
    }
@@ -162,23 +162,23 @@ class WSClient {
   * 检查连接状态
   */
  isConnected(): boolean {
-    return wsService.isConnected();
+    return sseService.isConnected();
  }

  /**
-   * 启动WebSocket连接
+   * 启动SSE连接
   */
  async connect(): Promise<boolean> {
-    return wsService.start();
+    return sseService.start();
  }

  /**
-   * 断开WebSocket连接
+   * 断开SSE连接
   */
  disconnect(): void {
-    wsService.stop();
+    sseService.stop();
  }
 }

-export const wsClient = new WSClient();
-export default wsClient;
+export const sseClient = new SSEClient();
+export default sseClient;
--- a/src/data/datasources/index.ts
+++ b/src/data/datasources/index.ts
@@ -5,5 +5,5 @@

 export * from './interfaces';
 export * from './ApiDataSource';
-export { LocalDataSource, localDataSource } from '@/database';
+export * from './LocalDataSource';
 export * from './CacheDataSource';
--- a/src/data/datasources/interfaces.ts
+++ b/src/data/datasources/interfaces.ts
@@ -20,10 +20,6 @@ export interface ILocalDataSource {
  run(sql: string, params?: any[]): Promise<{ lastInsertRowId: number; changes: number }>;
  transaction(operations: () => Promise<void>): Promise<void>;
  batch(operations: (db: ILocalDataSource) => Promise<void>): Promise<void>;
-  enqueueWrite<T>(operation: () => Promise<T>): Promise<T>;
-  initialize(userId?: string): Promise<void>;
-  switchDatabase(userId?: string | null): Promise<void>;
-  closeDatabase(): Promise<void>;
 }

 // 缓存数据源接口
--- a/src/data/repositories/MaterialRepository.ts
+++ b/src/data/repositories/MaterialRepository.ts
@@ -1,289 +0,0 @@
-/**
- * 学习资料 Repository
- * 提供学习资料的数据访问接口
- */
-import type {
-  MaterialSubject,
-  MaterialFile,
-  MaterialFileType,
-} from '../../types/material';
-import { api } from '../../services/api';
-
-// ==================== 接口定义 ====================
-
-export interface GetMaterialsParams {
-  subjectId?: string;
-  fileType?: MaterialFileType;
-  keyword?: string;
-  sortBy?: 'createdAt' | 'downloadCount' | 'title';
-  sortOrder?: 'asc' | 'desc';
-  page?: number;
-  pageSize?: number;
-}
-
-export interface MaterialsResult {
-  materials: MaterialFile[];
-  total: number;
-  page: number;
-  pageSize: number;
-  hasMore: boolean;
-}
-
-// ==================== API 响应类型 ====================
-
-interface SubjectResponse {
-  id: string;
-  name: string;
-  icon: string;
-  color: string;
-  description: string;
-  sort_order: number;
-  is_active: boolean;
-  material_count: number;
-  created_at: string;
-  updated_at: string;
-}
-
-interface MaterialFileResponse {
-  id: string;
-  subject_id: string;
-  title: string;
-  description: string;
-  file_type: string;
-  file_size: number;
-  file_url: string;
-  file_name: string;
-  download_count: number;
-  author_id: string;
-  tags: string[];
-  status: string;
-  created_at: string;
-  updated_at: string;
-  subject?: SubjectResponse;
-}
-
-// ==================== 转换函数 ====================
-
-function toMaterialSubject(res: SubjectResponse): MaterialSubject {
-  return {
-    id: res.id,
-    name: res.name,
-    icon: res.icon,
-    color: res.color,
-    description: res.description,
-    sort_order: res.sort_order,
-    is_active: res.is_active,
-    material_count: res.material_count,
-    created_at: res.created_at,
-    updated_at: res.updated_at,
-  };
-}
-
-function toMaterialFile(res: MaterialFileResponse): MaterialFile {
-  return {
-    id: res.id,
-    subject_id: res.subject_id,
-    title: res.title,
-    description: res.description,
-    file_type: res.file_type as MaterialFileType,
-    file_size: res.file_size,
-    file_url: res.file_url,
-    file_name: res.file_name,
-    download_count: res.download_count,
-    author_id: res.author_id,
-    tags: res.tags || [],
-    status: res.status as 'active' | 'inactive',
-    created_at: res.created_at,
-    updated_at: res.updated_at,
-    subject: res.subject ? toMaterialSubject(res.subject) : undefined,
-  };
-}
-
-// ==================== Repository 实现 ====================
-
-/**
- * 学习资料数据仓库
- * 使用真实 API
- */
-export class MaterialRepository {
-  private static instance: MaterialRepository;
-
-  private constructor() {}
-
-  static getInstance(): MaterialRepository {
-    if (!MaterialRepository.instance) {
-      MaterialRepository.instance = new MaterialRepository();
-    }
-    return MaterialRepository.instance;
-  }
-
-  /**
-   * 获取学科分类列表
-   */
-  async getSubjects(): Promise<MaterialSubject[]> {
-    try {
-      const response = await api.get<{ list: SubjectResponse[] }>('/materials/subjects');
-      return response.data.list.map(toMaterialSubject);
-    } catch (error) {
-      console.error('获取学科列表失败:', error);
-      return [];
-    }
-  }
-
-  /**
-   * 根据ID获取学科详情
-   */
-  async getSubjectById(id: string): Promise<MaterialSubject | null> {
-    try {
-      const response = await api.get<SubjectResponse>(`/materials/subjects/${id}`);
-      return toMaterialSubject(response.data);
-    } catch (error) {
-      console.error('获取学科详情失败:', error);
-      return null;
-    }
-  }
-
-  /**
-   * 获取资料列表
-   */
-  async getMaterials(params: GetMaterialsParams): Promise<MaterialsResult> {
-    const {
-      subjectId,
-      fileType,
-      keyword,
-      sortBy = 'createdAt',
-      sortOrder = 'desc',
-      page = 1,
-      pageSize = 20,
-    } = params;
-
-    try {
-      const queryParams: Record<string, any> = {
-        page,
-        page_size: pageSize,
-      };
-
-      if (subjectId) {
-        queryParams.subject_id = subjectId;
-      }
-      if (fileType) {
-        queryParams.file_type = fileType;
-      }
-      if (keyword) {
-        queryParams.keyword = keyword;
-      }
-
-      const response = await api.get<{
-        list: MaterialFileResponse[];
-        total: number;
-        page: number;
-        page_size: number;
-        has_more: boolean;
-      }>('/materials', queryParams);
-
-      return {
-        materials: response.data.list.map(toMaterialFile),
-        total: response.data.total,
-        page: response.data.page,
-        pageSize: response.data.page_size,
-        hasMore: response.data.has_more,
-      };
-    } catch (error) {
-      console.error('获取资料列表失败:', error);
-      return {
-        materials: [],
-        total: 0,
-        page: 1,
-        pageSize,
-        hasMore: false,
-      };
-    }
-  }
-
-  /**
-   * 根据ID获取资料详情
-   */
-  async getMaterialById(id: string): Promise<MaterialFile | null> {
-    try {
-      const response = await api.get<MaterialFileResponse>(`/materials/${id}`);
-      return toMaterialFile(response.data);
-    } catch (error) {
-      console.error('获取资料详情失败:', error);
-      return null;
-    }
-  }
-
-  /**
-   * 搜索资料
-   */
-  async searchMaterials(keyword: string, params?: { fileType?: MaterialFileType }): Promise<MaterialsResult> {
-    return this.getMaterials({
-      keyword,
-      fileType: params?.fileType,
-    });
-  }
-
-  /**
-   * 获取热门资料
-   */
-  async getHotMaterials(limit: number = 10): Promise<MaterialFile[]> {
-    try {
-      const response = await api.get<{
-        list: MaterialFileResponse[];
-        total: number;
-        page: number;
-        page_size: number;
-        has_more: boolean;
-      }>('/materials', {
-        page: 1,
-        page_size: limit,
-        sort_by: 'download_count',
-        sort_order: 'desc',
-      });
-      return response.data.list.map(toMaterialFile);
-    } catch (error) {
-      console.error('获取热门资料失败:', error);
-      return [];
-    }
-  }
-
-  /**
-   * 获取最新资料
-   */
-  async getLatestMaterials(limit: number = 10): Promise<MaterialFile[]> {
-    try {
-      const response = await api.get<{
-        list: MaterialFileResponse[];
-        total: number;
-        page: number;
-        page_size: number;
-        has_more: boolean;
-      }>('/materials', {
-        page: 1,
-        page_size: limit,
-        sort_by: 'created_at',
-        sort_order: 'desc',
-      });
-      return response.data.list.map(toMaterialFile);
-    } catch (error) {
-      console.error('获取最新资料失败:', error);
-      return [];
-    }
-  }
-
-  /**
-   * 获取资料的下载链接（增加下载次数）
-   */
-  async downloadMaterial(id: string): Promise<{ file_url: string; file_name: string } | null> {
-    try {
-      const response = await api.get<{ file_url: string; file_name: string }>(`/materials/${id}/download`);
-      return response.data;
-    } catch (error) {
-      console.error('获取下载链接失败:', error);
-      return null;
-    }
-  }
-}
-
-// 导出单例
-export const materialRepository = MaterialRepository.getInstance();
--- a/src/data/repositories/MessageRepository.ts
+++ b/src/data/repositories/MessageRepository.ts
@@ -0,0 +1,220 @@
+/**
+ * MessageRepository - 消息仓库实现
+ * 封装所有SQLite数据库操作，不依赖任何UI或状态管理
+ */
+
+import {
+  saveMessage as dbSaveMessage,
+  saveMessagesBatch as dbSaveMessagesBatch,
+  getMessagesByConversation as dbGetMessagesByConversation,
+  getMaxSeq as dbGetMaxSeq,
+  getMinSeq as dbGetMinSeq,
+  getMessagesBeforeSeq as dbGetMessagesBeforeSeq,
+  markConversationAsRead as dbMarkConversationAsRead,
+  updateConversationCacheUnreadCount as dbUpdateConversationCacheUnreadCount,
+  getUserCache as dbGetUserCache,
+  saveUserCache as dbSaveUserCache,
+  deleteConversation as dbDeleteConversation,
+  updateMessageStatus as dbUpdateMessageStatus,
+  CachedMessage,
+} from '../../services/database';
+import { Message, Conversation, createMessage, createConversation } from '../../core/entities/Message';
+
+// 数据库消息到领域实体的转换
+const cachedMessageToMessage = (cached: CachedMessage): Message => ({
+  id: cached.id,
+  conversationId: cached.conversationId,
+  senderId: cached.senderId,
+  seq: cached.seq,
+  segments: cached.segments || [],
+  createdAt: cached.createdAt,
+  status: cached.status as Message['status'],
+});
+
+// 领域实体到数据库消息的转换
+const messageToCachedMessage = (message: Message, isRead: boolean): CachedMessage => ({
+  id: message.id,
+  conversationId: message.conversationId,
+  senderId: message.senderId,
+  content: message.segments
+    .filter((s) => s.type === 'text')
+    .map((s) => s.data?.text || '')
+    .join(''),
+  type: message.segments.find((s) => s.type === 'image') ? 'image' : 'text',
+  isRead,
+  createdAt: message.createdAt,
+  seq: message.seq,
+  status: message.status,
+  segments: message.segments,
+});
+
+class MessageRepository {
+  // ==================== 消息操作 ====================
+
+  /**
+   * 保存单条消息
+   */
+  async saveMessage(message: Message, isRead: boolean): Promise<void> {
+    try {
+      const cachedMessage = messageToCachedMessage(message, isRead);
+      await dbSaveMessage(cachedMessage);
+    } catch (error) {
+      console.error('[MessageRepository] 保存消息失败:', error);
+      throw error;
+    }
+  }
+
+  /**
+   * 批量保存消息
+   */
+  async saveMessages(messages: Message[], isRead: boolean): Promise<void> {
+    if (!messages || messages.length === 0) return;
+
+    try {
+      const cachedMessages = messages.map((m) => messageToCachedMessage(m, isRead));
+      await dbSaveMessagesBatch(cachedMessages);
+    } catch (error) {
+      console.error('[MessageRepository] 批量保存消息失败:', error);
+      throw error;
+    }
+  }
+
+  /**
+   * 获取会话的消息
+   */
+  async getMessagesByConversation(
+    conversationId: string,
+    limit: number = 20
+  ): Promise<Message[]> {
+    try {
+      const cachedMessages = await dbGetMessagesByConversation(conversationId, limit);
+      return cachedMessages.map(cachedMessageToMessage);
+    } catch (error) {
+      console.error('[MessageRepository] 获取消息失败:', error);
+      return [];
+    }
+  }
+
+  /**
+   * 获取会话的最大消息序号
+   */
+  async getMaxSeq(conversationId: string): Promise<number> {
+    try {
+      return await dbGetMaxSeq(conversationId);
+    } catch (error) {
+      console.error('[MessageRepository] 获取最大序号失败:', error);
+      return 0;
+    }
+  }
+
+  /**
+   * 获取会话的最小消息序号
+   */
+  async getMinSeq(conversationId: string): Promise<number> {
+    try {
+      return await dbGetMinSeq(conversationId);
+    } catch (error) {
+      console.error('[MessageRepository] 获取最小序号失败:', error);
+      return 0;
+    }
+  }
+
+  /**
+   * 获取指定seq之前的历史消息
+   */
+  async getMessagesBeforeSeq(
+    conversationId: string,
+    beforeSeq: number,
+    limit: number = 20
+  ): Promise<Message[]> {
+    try {
+      const cachedMessages = await dbGetMessagesBeforeSeq(conversationId, beforeSeq, limit);
+      return cachedMessages.map(cachedMessageToMessage);
+    } catch (error) {
+      console.error('[MessageRepository] 获取历史消息失败:', error);
+      return [];
+    }
+  }
+
+  /**
+   * 标记会话的所有消息为已读
+   */
+  async markConversationAsRead(conversationId: string): Promise<void> {
+    try {
+      await dbMarkConversationAsRead(conversationId);
+    } catch (error) {
+      console.error('[MessageRepository] 标记会话已读失败:', error);
+      throw error;
+    }
+  }
+
+  /**
+   * 更新会话缓存的未读数
+   */
+  async updateConversationUnreadCount(
+    conversationId: string,
+    count: number
+  ): Promise<void> {
+    try {
+      await dbUpdateConversationCacheUnreadCount(conversationId, count);
+    } catch (error) {
+      console.error('[MessageRepository] 更新会话未读数失败:', error);
+    }
+  }
+
+  /**
+   * 更新消息状态（如撤回）
+   */
+  async updateMessageStatus(
+    messageId: string,
+    status: string,
+    clearContent: boolean = false
+  ): Promise<void> {
+    try {
+      await dbUpdateMessageStatus(messageId, status, clearContent);
+    } catch (error) {
+      console.error('[MessageRepository] 更新消息状态失败:', error);
+      throw error;
+    }
+  }
+
+  /**
+   * 删除会话及其所有消息
+   */
+  async deleteConversation(conversationId: string): Promise<void> {
+    try {
+      await dbDeleteConversation(conversationId);
+    } catch (error) {
+      console.error('[MessageRepository] 删除会话失败:', error);
+      throw error;
+    }
+  }
+
+  // ==================== 用户缓存操作 ====================
+
+  /**
+   * 获取用户缓存
+   */
+  async getUserCache(userId: string): Promise<any | null> {
+    try {
+      return await dbGetUserCache(userId);
+    } catch (error) {
+      console.error('[MessageRepository] 获取用户缓存失败:', error);
+      return null;
+    }
+  }
+
+  /**
+   * 保存用户缓存
+   */
+  async saveUserCache(user: any): Promise<void> {
+    try {
+      await dbSaveUserCache(user);
+    } catch (error) {
+      console.error('[MessageRepository] 保存用户缓存失败:', error);
+    }
+  }
+}
+
+export const messageRepository = new MessageRepository();
+export default messageRepository;
--- a/src/data/repositories/PostRepository.ts
+++ b/src/data/repositories/PostRepository.ts
@@ -4,7 +4,7 @@
 */

 import { ApiDataSource, apiDataSource } from '../datasources/ApiDataSource';
-import { localDataSource } from '@/database';
+import { LocalDataSource, localDataSource } from '../datasources/LocalDataSource';
 import { PostMapper } from '../mappers/PostMapper';
 import type { Post, PostImage, PostStatus } from '../../core/entities/Post';
 import { createPost } from '../../core/entities/Post';
@@ -23,8 +23,8 @@ import type {
 * API帖子响应类型
 */
 interface PostApiResponse {
-  id: string;
-  user_id: string;
+  id: number;
+  user_id: number;
  title: string;
  content: string;
  images?: Array<{ url: string; width?: number; height?: number; thumbnail_url?: string }>;
@@ -44,7 +44,7 @@ interface PostApiResponse {
  content_edited_at?: string;
  channel?: { id: string; name: string } | null;
  author?: {
-    id: string;
+    id: number;
    username: string;
    nickname?: string;
    avatar?: string;
@@ -79,12 +79,13 @@ interface CachedPost {

 export class PostRepository implements IPostRepository {
  private api: ApiDataSource;
-  private localDb = localDataSource;
+  private localDb: LocalDataSource;
  private memoryCache: Map<string, { post: Post; timestamp: number }> = new Map();
-  private readonly CACHE_TTL = 5 * 60 * 1000;
+  private readonly CACHE_TTL = 5 * 60 * 1000; // 5分钟缓存过期时间

-  constructor(api: ApiDataSource) {
+  constructor(api: ApiDataSource, localDb: LocalDataSource) {
    this.api = api;
+    this.localDb = localDb;
  }

  // ==================== 私有辅助方法 ====================
@@ -179,6 +180,7 @@ export class PostRepository implements IPostRepository {
   */
  private async getFromLocalCache(id: string): Promise<Post | null> {
    try {
+      await this.localDb.initialize();
      const result = await this.localDb.getFirst<CachedPost>(
        'SELECT * FROM posts_cache WHERE id = ?',
        [id]
@@ -199,6 +201,7 @@ export class PostRepository implements IPostRepository {
   */
  private async saveToLocalCache(post: Post): Promise<void> {
    try {
+      await this.localDb.initialize();
      await this.localDb.enqueueWrite(async () => {
        await this.localDb.run(
          `INSERT OR REPLACE INTO posts_cache (id, data, updatedAt) VALUES (?, ?, ?)`,
@@ -215,6 +218,7 @@ export class PostRepository implements IPostRepository {
   */
  private async clearLocalCache(id: string): Promise<void> {
    try {
+      await this.localDb.initialize();
      await this.localDb.enqueueWrite(async () => {
        await this.localDb.run('DELETE FROM posts_cache WHERE id = ?', [id]);
      });
@@ -551,6 +555,7 @@ export class PostRepository implements IPostRepository {
  async clearAllCache(): Promise<void> {
    this.memoryCache.clear();
    try {
+      await this.localDb.initialize();
      await this.localDb.enqueueWrite(async () => {
        await this.localDb.run('DELETE FROM posts_cache');
      });
@@ -570,5 +575,5 @@ export class PostRepository implements IPostRepository {

 // ==================== 单例导出 ====================

-export const postRepository = new PostRepository(apiDataSource);
+export const postRepository = new PostRepository(apiDataSource, localDataSource);
 export default postRepository;
--- a/src/database/LocalDataSource.ts
+++ b/src/database/LocalDataSource.ts
@@ -1,88 +0,0 @@
-import * as SQLite from 'expo-sqlite';
-import type { ILocalDataSource } from '@/data/datasources/interfaces';
-import { databaseManager } from './core/DatabaseManager';
-
-class OperationQueue {
-  private queue: Promise<unknown> = Promise.resolve();
-
-  enqueue<T>(operation: () => Promise<T>): Promise<T> {
-    const result = this.queue.then(() => operation(), () => operation());
-    this.queue = result.catch(() => {});
-    return result;
-  }
-
-  async drain(): Promise<void> {
-    await this.queue;
-  }
-}
-
-const operationQueue = new OperationQueue();
-
-export class LocalDataSource implements ILocalDataSource {
-  private async getDb(): Promise<SQLite.SQLiteDatabase> {
-    return databaseManager.getDb();
-  }
-
-  async initialize(userId?: string): Promise<void> {
-    if (databaseManager.isReady()) {
-      return;
-    }
-    await operationQueue.enqueue(() => databaseManager.initialize(userId));
-  }
-
-  async query<T>(sql: string, params?: any[]): Promise<T[]> {
-    const db = await this.getDb();
-    if (params && params.length > 0) {
-      return db.getAllAsync<T>(sql, params as any);
-    }
-    return db.getAllAsync<T>(sql);
-  }
-
-  async getFirst<T>(sql: string, params?: any[]): Promise<T | null> {
-    const db = await this.getDb();
-    if (params && params.length > 0) {
-      return db.getFirstAsync<T>(sql, params as any);
-    }
-    return db.getFirstAsync<T>(sql);
-  }
-
-  async execute(sql: string, params?: any[]): Promise<void> {
-    const db = await this.getDb();
-    await db.execAsync(sql);
-  }
-
-  async run(sql: string, params?: any[]): Promise<{ lastInsertRowId: number; changes: number }> {
-    const db = await this.getDb();
-    if (params && params.length > 0) {
-      return db.runAsync(sql, params as any);
-    }
-    return db.runAsync(sql);
-  }
-
-  async transaction(operations: () => Promise<void>): Promise<void> {
-    const db = await this.getDb();
-    await db.withTransactionAsync(operations);
-  }
-
-  async batch(operations: (db: ILocalDataSource) => Promise<void>): Promise<void> {
-    await this.transaction(async () => {
-      await operations(this);
-    });
-  }
-
-  async enqueueWrite<T>(operation: () => Promise<T>): Promise<T> {
-    return operationQueue.enqueue(operation);
-  }
-
-  async switchDatabase(userId?: string | null): Promise<void> {
-    await operationQueue.drain();
-    await operationQueue.enqueue(() => databaseManager.initialize(userId));
-  }
-
-  async closeDatabase(): Promise<void> {
-    await operationQueue.drain();
-    await operationQueue.enqueue(() => databaseManager.close());
-  }
-}
-
-export const localDataSource = new LocalDataSource();
--- a/src/database/core/DatabaseConfig.ts
+++ b/src/database/core/DatabaseConfig.ts
@@ -1,6 +0,0 @@
-const DEFAULT_DB_NAME = 'carrot_bbs.db';
-const DB_NAME_PREFIX = 'carrot_bbs_';
-
-export function getDbName(userId: string | null): string {
-  return userId ? `${DB_NAME_PREFIX}${userId}.db` : DEFAULT_DB_NAME;
-}
--- a/src/database/core/DatabaseManager.ts
+++ b/src/database/core/DatabaseManager.ts
@@ -1,137 +0,0 @@
-import * as SQLite from 'expo-sqlite';
-import { Platform } from 'react-native';
-import { getDbName } from './DatabaseConfig';
-import { runMigrations } from '../schema/MigrationManager';
-
-type SQLiteDatabase = SQLite.SQLiteDatabase;
-
-class DatabaseManager {
-  private static instance: DatabaseManager;
-  private db: SQLiteDatabase | null = null;
-  private currentUserId: string | null = null;
-  private initPromise: Promise<void> | null = null;
-
-  static getInstance(): DatabaseManager {
-    if (!DatabaseManager.instance) {
-      DatabaseManager.instance = new DatabaseManager();
-    }
-    return DatabaseManager.instance;
-  }
-
-  async initialize(userId?: string | null): Promise<void> {
-    const targetUserId = userId || null;
-
-    if (this.db && this.currentUserId === targetUserId) {
-      return;
-    }
-
-    if (this.initPromise) {
-      await this.initPromise;
-      if (this.db && this.currentUserId === targetUserId) {
-        return;
-      }
-    }
-
-    this.initPromise = this.doInitialize(targetUserId);
-
-    try {
-      await this.initPromise;
-    } finally {
-      this.initPromise = null;
-    }
-  }
-
-  private async doInitialize(targetUserId: string | null): Promise<void> {
-    if (this.db) {
-      this.forceClose(this.db);
-      this.db = null;
-      this.currentUserId = null;
-    }
-
-    const dbName = getDbName(targetUserId);
-    const isWeb = Platform.OS === 'web';
-
-    if (isWeb) {
-      try {
-        const db = await this.tryOpenDatabase(dbName);
-        await runMigrations(db);
-        this.db = db;
-        this.currentUserId = targetUserId;
-      } catch (error) {
-        console.warn('[DatabaseManager] Web数据库打开失败，使用内存数据库:', error);
-        const db = await SQLite.openDatabaseAsync(':memory:');
-        await runMigrations(db);
-        this.db = db;
-        this.currentUserId = targetUserId;
-      }
-      return;
-    }
-
-    const db = await this.tryOpenDatabase(dbName);
-    await runMigrations(db);
-    this.db = db;
-    this.currentUserId = targetUserId;
-  }
-
-  private async tryOpenDatabase(dbName: string): Promise<SQLiteDatabase> {
-    try {
-      return await SQLite.openDatabaseAsync(dbName, {
-        useNewConnection: true,
-      });
-    } catch (error) {
-      const msg = String(error);
-      if (msg.includes('cannot create file') || msg.includes('SQLITE_CANTOPEN') || msg.includes('database is locked')) {
-        return await SQLite.openDatabaseAsync(':memory:');
-      }
-      throw error;
-    }
-  }
-
-  private forceClose(db: SQLiteDatabase): void {
-    try {
-      db.closeSync();
-    } catch {
-      try {
-        db.closeAsync().catch(() => {});
-      } catch {}
-    }
-  }
-
-  async close(): Promise<void> {
-    if (this.initPromise) {
-      await this.initPromise.catch(() => {});
-    }
-
-    if (this.db) {
-      this.forceClose(this.db);
-      this.db = null;
-      this.currentUserId = null;
-    }
-  }
-
-  async getDb(): Promise<SQLiteDatabase> {
-    if (this.db) return this.db;
-
-    if (this.initPromise) {
-      await this.initPromise;
-      if (this.db) return this.db;
-    }
-
-    throw new Error('数据库未初始化');
-  }
-
-  getDbSync(): SQLiteDatabase | null {
-    return this.db;
-  }
-
-  getCurrentUserId(): string | null {
-    return this.currentUserId;
-  }
-
-  isReady(): boolean {
-    return this.db !== null;
-  }
-}
-
-export const databaseManager = DatabaseManager.getInstance();
-export { DatabaseManager };
--- a/src/database/core/LockManager.ts
+++ b/src/database/core/LockManager.ts
@@ -1,34 +0,0 @@
-export class LockManager {
-  private static mutex: Promise<void> = Promise.resolve();
-
-  static async withMutex<T>(fn: () => Promise<T>): Promise<T> {
-    const prev = LockManager.mutex;
-    let release: () => void = () => {};
-    LockManager.mutex = new Promise<void>((r) => { release = r; });
-    try {
-      await prev;
-      return await fn();
-    } finally {
-      release();
-    }
-  }
-
-  static async withWebLock<T>(lockName: string, fn: () => Promise<T>): Promise<T> {
-    if (typeof navigator !== 'undefined' && navigator.locks) {
-      return new Promise((resolve, reject) => {
-        navigator.locks.request(lockName, { mode: 'exclusive' }, async (lock) => {
-          if (!lock) {
-            return reject(new Error('无法获取跨标签页锁'));
-          }
-          try {
-            const result = await fn();
-            resolve(result);
-          } catch (e) {
-            reject(e);
-          }
-        });
-      });
-    }
-    return fn();
-  }
-}
--- a/src/database/index.ts
+++ b/src/database/index.ts
@@ -1,58 +0,0 @@
-import { localDataSource } from './LocalDataSource';
-import { databaseManager } from './core/DatabaseManager';
-
-export { databaseManager } from './core/DatabaseManager';
-export { DatabaseManager } from './core/DatabaseManager';
-export { localDataSource, LocalDataSource } from './LocalDataSource';
-
-export {
-  messageRepository, MessageRepository,
-  conversationRepository, ConversationRepository,
-  userCacheRepository, UserCacheRepository,
-  groupCacheRepository, GroupCacheRepository,
-  postCacheRepository, PostCacheRepository,
-} from './repositories';
-
-export { CachedMessage } from './types';
-
-export async function clearAllData(): Promise<void> {
-  await localDataSource.enqueueWrite(async () => {
-    await localDataSource.execute(`DELETE FROM messages`);
-    await localDataSource.execute(`DELETE FROM conversations`);
-    await localDataSource.execute(`DELETE FROM conversation_cache`);
-    await localDataSource.execute(`DELETE FROM conversation_list_cache`);
-    await localDataSource.execute(`DELETE FROM users`);
-    await localDataSource.execute(`DELETE FROM current_user_cache`);
-    await localDataSource.execute(`DELETE FROM groups`);
-    await localDataSource.execute(`DELETE FROM group_members`);
-    await localDataSource.execute(`DELETE FROM posts_cache`);
-  });
-}
-
-export const initDatabase = async (userId?: string | null): Promise<void> => {
-  await databaseManager.initialize(userId);
-};
-
-export const switchDatabase = async (userId?: string | null): Promise<void> => {
-  await localDataSource.switchDatabase(userId);
-};
-
-export const closeDatabase = async (): Promise<void> => {
-  await localDataSource.closeDatabase();
-};
-
-export const getCurrentDbUserId = (): string | null => {
-  return databaseManager.getCurrentUserId();
-};
-
-export const isDbInitialized = (): boolean => {
-  return databaseManager.isReady();
-};
-
-export const getDbInstance = () => {
-  return databaseManager.getDbSync();
-};
-
-export const getDb = async () => {
-  return databaseManager.getDb();
-};
--- a/src/database/repositories/ConversationRepository.ts
+++ b/src/database/repositories/ConversationRepository.ts
@@ -1,197 +0,0 @@
-import { localDataSource } from '../LocalDataSource';
-import type { ILocalDataSource } from '@/data/datasources/interfaces';
-import type { ConversationResponse, ConversationDetailResponse } from '@/types/dto';
-
-type ConversationCacheData = ConversationResponse | ConversationDetailResponse;
-
-const safeParseJson = <T>(value: string): T | null => {
-  try { return JSON.parse(value) as T; } catch { return null; }
-};
-
-export interface IConversationRepository {
-  save(conv: { id: string; participantId: string; lastMessageId?: string; lastSeq?: number; unreadCount?: number; createdAt: string; updatedAt: string }): Promise<void>;
-  getAll(): Promise<any[]>;
-  updateUnreadCount(id: string, count: number): Promise<void>;
-  updateLastMessage(id: string, lastMessageId: string, lastSeq: number, updatedAt: string): Promise<void>;
-  delete(conversationId: string): Promise<void>;
-  getCache(id: string): Promise<ConversationCacheData | null>;
-  getListCache(): Promise<ConversationResponse[]>;
-  saveCache(conv: ConversationCacheData): Promise<void>;
-  saveListCache(convs: ConversationResponse[]): Promise<void>;
-  updateListEntry(id: string, updates: Partial<ConversationResponse>): Promise<void>;
-  updateCacheUnreadCount(id: string, count: number, myLastReadSeq?: number): Promise<void>;
-  saveWithRelated(convs: ConversationResponse[], users?: any[], groups?: any[]): Promise<void>;
-}
-
-export class ConversationRepository implements IConversationRepository {
-  constructor(private dataSource: ILocalDataSource = localDataSource) {}
-
-  async save(conv: { id: string; participantId: string; lastMessageId?: string; lastSeq?: number; unreadCount?: number; createdAt: string; updatedAt: string }): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(
-        `INSERT OR REPLACE INTO conversations (id, participantId, lastMessageId, lastSeq, unreadCount, createdAt, updatedAt)
-         VALUES (?, ?, ?, ?, ?, ?, ?)`,
-        [conv.id, conv.participantId, conv.lastMessageId || null, conv.lastSeq || 0, conv.unreadCount || 0, conv.createdAt, conv.updatedAt]
-      );
-    });
-  }
-
-  async getAll(): Promise<any[]> {
-    return this.dataSource.query<any>(`SELECT * FROM conversations ORDER BY updatedAt DESC`);
-  }
-
-  async updateUnreadCount(id: string, count: number): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(`UPDATE conversations SET unreadCount = ? WHERE id = ?`, [count, id]);
-    });
-  }
-
-  async updateLastMessage(id: string, lastMessageId: string, lastSeq: number, updatedAt: string): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(
-        `UPDATE conversations SET lastMessageId = ?, lastSeq = ?, updatedAt = ? WHERE id = ?`,
-        [lastMessageId, lastSeq, updatedAt, id]
-      );
-    });
-  }
-
-  async delete(conversationId: string): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(`DELETE FROM messages WHERE conversationId = ?`, [conversationId]);
-      await this.dataSource.run(`DELETE FROM conversations WHERE id = ?`, [conversationId]);
-    });
-  }
-
-  async getCache(id: string): Promise<ConversationCacheData | null> {
-    const r = await this.dataSource.getFirst<{ data: string }>(
-      `SELECT data FROM conversation_cache WHERE id = ?`, [String(id)]
-    );
-    return r?.data ? safeParseJson<ConversationCacheData>(r.data) : null;
-  }
-
-  async getListCache(): Promise<ConversationResponse[]> {
-    let rows = await this.dataSource.query<{ data: string }>(
-      `SELECT data FROM conversation_list_cache ORDER BY updatedAt DESC`
-    );
-    if (!rows.length) {
-      rows = await this.dataSource.query<{ data: string }>(
-        `SELECT data FROM conversation_cache ORDER BY updatedAt DESC`
-      );
-    }
-    const list = rows.map(r => safeParseJson<ConversationResponse>(r.data))
-      .filter((c): c is ConversationResponse => Boolean(c))
-      .filter(c => typeof c.id !== 'undefined' && typeof c.type !== 'undefined');
-    return list.sort((a, b) => {
-      const aPinned = a.is_pinned ? 1 : 0;
-      const bPinned = b.is_pinned ? 1 : 0;
-      if (aPinned !== bPinned) return bPinned - aPinned;
-      const aTime = new Date(a.last_message_at || a.updated_at || 0).getTime();
-      const bTime = new Date(b.last_message_at || b.updated_at || 0).getTime();
-      return bTime - aTime;
-    });
-  }
-
-  async saveCache(conv: ConversationCacheData): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      const updatedAt = ('updated_at' in conv && conv.updated_at) ? String(conv.updated_at) : new Date().toISOString();
-      await this.dataSource.run(
-        `INSERT OR REPLACE INTO conversation_cache (id, data, updatedAt) VALUES (?, ?, ?)`,
-        [String(conv.id), JSON.stringify(conv), updatedAt]
-      );
-    });
-  }
-
-  async saveListCache(convs: ConversationResponse[]): Promise<void> {
-    if (!convs?.length) return;
-    await this.dataSource.enqueueWrite(async () => {
-      for (const c of convs) {
-        await this.dataSource.run(
-          `INSERT OR REPLACE INTO conversation_list_cache (id, data, updatedAt) VALUES (?, ?, ?)`,
-          [String(c.id), JSON.stringify(c), c.updated_at || new Date().toISOString()]
-        );
-      }
-    });
-  }
-
-  async updateListEntry(id: string, updates: Partial<ConversationResponse>): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      const r = await this.dataSource.getFirst<{ data: string }>(
-        `SELECT data FROM conversation_list_cache WHERE id = ?`, [String(id)]
-      );
-      if (!r?.data) return;
-      const conv = safeParseJson<ConversationResponse>(r.data);
-      if (!conv) return;
-      const updated = { ...conv, ...updates };
-      const updatedAt = updates.last_message_at || updated.last_message_at || new Date().toISOString();
-      await this.dataSource.run(
-        `UPDATE conversation_list_cache SET data = ?, updatedAt = ? WHERE id = ?`,
-        [JSON.stringify(updated), updatedAt, String(id)]
-      );
-    });
-  }
-
-  async updateCacheUnreadCount(id: string, count: number, myLastReadSeq?: number): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      const listRow = await this.dataSource.getFirst<{ data: string }>(
-        `SELECT data FROM conversation_list_cache WHERE id = ?`, [String(id)]
-      );
-      if (listRow?.data) {
-        const conv = safeParseJson<ConversationResponse>(listRow.data);
-        if (conv) {
-          conv.unread_count = count;
-          if (typeof myLastReadSeq === 'number' && !Number.isNaN(myLastReadSeq)) conv.my_last_read_seq = myLastReadSeq;
-          await this.dataSource.run(
-            `UPDATE conversation_list_cache SET data = ? WHERE id = ?`,
-            [JSON.stringify(conv), String(id)]
-          );
-        }
-      }
-
-      const cacheRow = await this.dataSource.getFirst<{ data: string }>(
-        `SELECT data FROM conversation_cache WHERE id = ?`, [String(id)]
-      );
-      if (cacheRow?.data) {
-        const conv = safeParseJson<Record<string, unknown>>(cacheRow.data);
-        if (conv) {
-          conv.unread_count = count;
-          if (typeof myLastReadSeq === 'number' && !Number.isNaN(myLastReadSeq)) conv.my_last_read_seq = myLastReadSeq;
-          await this.dataSource.run(
-            `UPDATE conversation_cache SET data = ? WHERE id = ?`,
-            [JSON.stringify(conv), String(id)]
-          );
-        }
-      }
-    });
-  }
-
-  async saveWithRelated(convs: ConversationResponse[], users?: any[], groups?: any[]): Promise<void> {
-    if (!convs?.length) return;
-    const now = new Date().toISOString();
-    await this.dataSource.enqueueWrite(async () => {
-      for (const c of convs) {
-        await this.dataSource.run(
-          `INSERT OR REPLACE INTO conversation_list_cache (id, data, updatedAt) VALUES (?, ?, ?)`,
-          [String(c.id), JSON.stringify(c), c.updated_at || now]
-        );
-      }
-      if (users?.length) {
-        for (const u of users) {
-          await this.dataSource.run(
-            `INSERT OR REPLACE INTO users (id, data, updatedAt) VALUES (?, ?, ?)`,
-            [String(u.id), JSON.stringify(u), now]
-          );
-        }
-      }
-      if (groups?.length) {
-        for (const g of groups) {
-          await this.dataSource.run(
-            `INSERT OR REPLACE INTO groups (id, data, updatedAt) VALUES (?, ?, ?)`,
-            [String(g.id), JSON.stringify(g), now]
-          );
-        }
-      }
-    });
-  }
-}
-
-export const conversationRepository = new ConversationRepository();
--- a/src/database/repositories/GroupCacheRepository.ts
+++ b/src/database/repositories/GroupCacheRepository.ts
@@ -1,78 +0,0 @@
-import { localDataSource } from '../LocalDataSource';
-import type { ILocalDataSource } from '@/data/datasources/interfaces';
-import type { GroupResponse, GroupMemberResponse } from '@/types/dto';
-
-const safeParseJson = <T>(value: string): T | null => {
-  try { return JSON.parse(value) as T; } catch { return null; }
-};
-
-export interface IGroupCacheRepository {
-  save(group: GroupResponse): Promise<void>;
-  saveBatch(groups: GroupResponse[]): Promise<void>;
-  get(groupId: string): Promise<GroupResponse | null>;
-  getAll(): Promise<GroupResponse[]>;
-  saveMembers(groupId: string, members: GroupMemberResponse[]): Promise<void>;
-  getMembers(groupId: string): Promise<GroupMemberResponse[]>;
-}
-
-export class GroupCacheRepository implements IGroupCacheRepository {
-  constructor(private dataSource: ILocalDataSource = localDataSource) {}
-
-  async save(group: GroupResponse): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(
-        `INSERT OR REPLACE INTO groups (id, data, updatedAt) VALUES (?, ?, ?)`,
-        [String(group.id), JSON.stringify(group), new Date().toISOString()]
-      );
-    });
-  }
-
-  async saveBatch(groups: GroupResponse[]): Promise<void> {
-    if (!groups?.length) return;
-    await this.dataSource.enqueueWrite(async () => {
-      const now = new Date().toISOString();
-      for (const g of groups) {
-        await this.dataSource.run(
-          `INSERT OR REPLACE INTO groups (id, data, updatedAt) VALUES (?, ?, ?)`,
-          [String(g.id), JSON.stringify(g), now]
-        );
-      }
-    });
-  }
-
-  async get(groupId: string): Promise<GroupResponse | null> {
-    const r = await this.dataSource.getFirst<{ data: string }>(
-      `SELECT data FROM groups WHERE id = ?`, [String(groupId)]
-    );
-    return r?.data ? safeParseJson<GroupResponse>(r.data) : null;
-  }
-
-  async getAll(): Promise<GroupResponse[]> {
-    const rows = await this.dataSource.query<{ data: string }>(
-      `SELECT data FROM groups ORDER BY updatedAt DESC`
-    );
-    return rows.map(r => safeParseJson<GroupResponse>(r.data)).filter((g): g is GroupResponse => Boolean(g));
-  }
-
-  async saveMembers(groupId: string, members: GroupMemberResponse[]): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      const now = new Date().toISOString();
-      await this.dataSource.run(`DELETE FROM group_members WHERE groupId = ?`, [String(groupId)]);
-      for (const m of members) {
-        await this.dataSource.run(
-          `INSERT OR REPLACE INTO group_members (groupId, userId, data, updatedAt) VALUES (?, ?, ?, ?)`,
-          [String(groupId), String(m.user_id), JSON.stringify(m), now]
-        );
-      }
-    });
-  }
-
-  async getMembers(groupId: string): Promise<GroupMemberResponse[]> {
-    const rows = await this.dataSource.query<{ data: string }>(
-      `SELECT data FROM group_members WHERE groupId = ? ORDER BY updatedAt DESC`, [String(groupId)]
-    );
-    return rows.map(r => safeParseJson<GroupMemberResponse>(r.data)).filter((m): m is GroupMemberResponse => Boolean(m));
-  }
-}
-
-export const groupCacheRepository = new GroupCacheRepository();
--- a/src/database/repositories/MessageRepository.ts
+++ b/src/database/repositories/MessageRepository.ts
@@ -1,152 +0,0 @@
-import { localDataSource } from '../LocalDataSource';
-import { CachedMessage } from '../types';
-import type { ILocalDataSource } from '@/data/datasources/interfaces';
-
-export interface IMessageRepository {
-  saveMessage(message: CachedMessage): Promise<void>;
-  saveMessagesBatch(messages: CachedMessage[]): Promise<void>;
-  getByConversation(conversationId: string, limit?: number): Promise<CachedMessage[]>;
-  getMaxSeq(conversationId: string): Promise<number>;
-  getMinSeq(conversationId: string): Promise<number>;
-  getBeforeSeq(conversationId: string, beforeSeq: number, limit?: number): Promise<CachedMessage[]>;
-  getCount(conversationId: string): Promise<number>;
-  getCountBeforeSeq(conversationId: string, beforeSeq: number): Promise<number>;
-  markAsRead(messageId: string): Promise<void>;
-  markConversationAsRead(conversationId: string): Promise<void>;
-  delete(messageId: string): Promise<void>;
-  updateStatus(messageId: string, status: string, clearContent?: boolean): Promise<void>;
-  clearConversation(conversationId: string): Promise<void>;
-  search(keyword: string): Promise<CachedMessage[]>;
-  getStats(): Promise<{ totalMessages: number; totalConversations: number }>;
-}
-
-export class MessageRepository implements IMessageRepository {
-  constructor(private dataSource: ILocalDataSource = localDataSource) {}
-
-  async saveMessage(message: CachedMessage): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(
-        `INSERT OR REPLACE INTO messages (id, conversationId, senderId, content, type, isRead, createdAt, seq, status, segments)
-         VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
-        [message.id, message.conversationId, message.senderId, message.content || '',
-         message.type || 'text', message.isRead ? 1 : 0, message.createdAt,
-         message.seq || 0, message.status || 'normal',
-         message.segments ? JSON.stringify(message.segments) : null]
-      );
-    });
-  }
-
-  async saveMessagesBatch(messages: CachedMessage[]): Promise<void> {
-    if (!messages?.length) return;
-    await this.dataSource.enqueueWrite(async () => {
-      for (const msg of messages) {
-        await this.dataSource.run(
-          `INSERT OR REPLACE INTO messages (id, conversationId, senderId, content, type, isRead, createdAt, seq, status, segments)
-           VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
-          [msg.id, msg.conversationId, msg.senderId, msg.content || '',
-           msg.type || 'text', msg.isRead ? 1 : 0, msg.createdAt,
-           msg.seq || 0, msg.status || 'normal',
-           msg.segments ? JSON.stringify(msg.segments) : null]
-        );
-      }
-    });
-  }
-
-  async getByConversation(conversationId: string, limit: number = 20): Promise<CachedMessage[]> {
-    const rows = await this.dataSource.query<any>(
-      `SELECT * FROM messages WHERE conversationId = ? ORDER BY seq DESC LIMIT ?`,
-      [conversationId, limit]
-    );
-    return rows.reverse().map(r => ({
-      ...r, isRead: r.isRead === 1, segments: r.segments ? JSON.parse(r.segments) : undefined
-    }));
-  }
-
-  async getMaxSeq(conversationId: string): Promise<number> {
-    const r = await this.dataSource.getFirst<{ maxSeq: number }>(
-      `SELECT MAX(seq) as maxSeq FROM messages WHERE conversationId = ?`, [conversationId]
-    );
-    return r?.maxSeq || 0;
-  }
-
-  async getMinSeq(conversationId: string): Promise<number> {
-    const r = await this.dataSource.getFirst<{ minSeq: number }>(
-      `SELECT MIN(seq) as minSeq FROM messages WHERE conversationId = ?`, [conversationId]
-    );
-    return r?.minSeq || 0;
-  }
-
-  async getBeforeSeq(conversationId: string, beforeSeq: number, limit: number = 20): Promise<CachedMessage[]> {
-    const rows = await this.dataSource.query<any>(
-      `SELECT * FROM messages WHERE conversationId = ? AND seq < ? ORDER BY seq DESC LIMIT ?`,
-      [conversationId, beforeSeq, limit]
-    );
-    return rows.map(r => ({ ...r, isRead: r.isRead === 1, segments: r.segments ? JSON.parse(r.segments) : undefined })).reverse();
-  }
-
-  async getCount(conversationId: string): Promise<number> {
-    const r = await this.dataSource.getFirst<{ count: number }>(
-      `SELECT COUNT(*) as count FROM messages WHERE conversationId = ?`, [conversationId]
-    );
-    return r?.count || 0;
-  }
-
-  async getCountBeforeSeq(conversationId: string, beforeSeq: number): Promise<number> {
-    const r = await this.dataSource.getFirst<{ count: number }>(
-      `SELECT COUNT(*) as count FROM messages WHERE conversationId = ? AND seq < ?`, [conversationId, beforeSeq]
-    );
-    return r?.count || 0;
-  }
-
-  async markAsRead(messageId: string): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(`UPDATE messages SET isRead = 1 WHERE id = ?`, [messageId]);
-    });
-  }
-
-  async markConversationAsRead(conversationId: string): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(`UPDATE messages SET isRead = 1 WHERE conversationId = ?`, [conversationId]);
-    });
-  }
-
-  async delete(messageId: string): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(`DELETE FROM messages WHERE id = ?`, [messageId]);
-    });
-  }
-
-  async updateStatus(messageId: string, status: string, clearContent: boolean = false): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      if (clearContent) {
-        await this.dataSource.run(
-          `UPDATE messages SET status = ?, content = '', segments = '[]' WHERE id = ?`,
-          [status, messageId]
-        );
-      } else {
-        await this.dataSource.run(`UPDATE messages SET status = ? WHERE id = ?`, [status, messageId]);
-      }
-    });
-  }
-
-  async clearConversation(conversationId: string): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(`DELETE FROM messages WHERE conversationId = ?`, [conversationId]);
-    });
-  }
-
-  async search(keyword: string): Promise<CachedMessage[]> {
-    const rows = await this.dataSource.query<any>(
-      `SELECT * FROM messages WHERE content LIKE ? ORDER BY createdAt DESC LIMIT 50`, [`%${keyword}%`]
-    );
-    return rows.map(r => ({ ...r, isRead: r.isRead === 1, segments: r.segments ? JSON.parse(r.segments) : undefined }));
-  }
-
-  async getStats(): Promise<{ totalMessages: number; totalConversations: number }> {
-    const msgCount = await this.dataSource.getFirst<{ count: number }>(`SELECT COUNT(*) as count FROM messages`);
-    const convCount = await this.dataSource.getFirst<{ count: number }>(`SELECT COUNT(*) as count FROM conversations`);
-    return { totalMessages: msgCount?.count || 0, totalConversations: convCount?.count || 0 };
-  }
-}
-
-export const messageRepository = new MessageRepository();
--- a/src/database/repositories/PostCacheRepository.ts
+++ b/src/database/repositories/PostCacheRepository.ts
@@ -1,44 +0,0 @@
-import { localDataSource } from '../LocalDataSource';
-import type { ILocalDataSource } from '@/data/datasources/interfaces';
-
-export interface IPostCacheRepository {
-  save(id: string, data: any): Promise<void>;
-  get(id: string): Promise<any | null>;
-  getAll(): Promise<any[]>;
-  delete(id: string): Promise<void>;
-}
-
-export class PostCacheRepository implements IPostCacheRepository {
-  constructor(private dataSource: ILocalDataSource = localDataSource) {}
-
-  async save(id: string, data: any): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(
-        `INSERT OR REPLACE INTO posts_cache (id, data, updatedAt) VALUES (?, ?, ?)`,
-        [String(id), JSON.stringify(data), new Date().toISOString()]
-      );
-    });
-  }
-
-  async get(id: string): Promise<any | null> {
-    const r = await this.dataSource.getFirst<{ data: string }>(
-      `SELECT data FROM posts_cache WHERE id = ?`, [String(id)]
-    );
-    return r?.data ? JSON.parse(r.data) : null;
-  }
-
-  async getAll(): Promise<any[]> {
-    const rows = await this.dataSource.query<{ data: string }>(
-      `SELECT data FROM posts_cache ORDER BY updatedAt DESC`
-    );
-    return rows.map(r => JSON.parse(r.data));
-  }
-
-  async delete(id: string): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(`DELETE FROM posts_cache WHERE id = ?`, [String(id)]);
-    });
-  }
-}
-
-export const postCacheRepository = new PostCacheRepository();
--- a/src/database/repositories/UserCacheRepository.ts
+++ b/src/database/repositories/UserCacheRepository.ts
@@ -1,81 +0,0 @@
-import { localDataSource } from '../LocalDataSource';
-import type { ILocalDataSource } from '@/data/datasources/interfaces';
-import type { UserDTO } from '@/types/dto';
-
-const safeParseJson = <T>(value: string): T | null => {
-  try { return JSON.parse(value) as T; } catch { return null; }
-};
-
-export interface IUserCacheRepository {
-  save(user: UserDTO): Promise<void>;
-  saveBatch(users: UserDTO[]): Promise<void>;
-  get(userId: string): Promise<UserDTO | null>;
-  getLatest(): Promise<UserDTO | null>;
-  saveCurrent(user: UserDTO): Promise<void>;
-  getCurrent(): Promise<UserDTO | null>;
-  clearCurrent(): Promise<void>;
-}
-
-export class UserCacheRepository implements IUserCacheRepository {
-  constructor(private dataSource: ILocalDataSource = localDataSource) {}
-
-  async save(user: UserDTO): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(
-        `INSERT OR REPLACE INTO users (id, data, updatedAt) VALUES (?, ?, ?)`,
-        [String(user.id), JSON.stringify(user), new Date().toISOString()]
-      );
-    });
-  }
-
-  async saveBatch(users: UserDTO[]): Promise<void> {
-    if (!users?.length) return;
-    await this.dataSource.enqueueWrite(async () => {
-      const now = new Date().toISOString();
-      for (const u of users) {
-        await this.dataSource.run(
-          `INSERT OR REPLACE INTO users (id, data, updatedAt) VALUES (?, ?, ?)`,
-          [String(u.id), JSON.stringify(u), now]
-        );
-      }
-    });
-  }
-
-  async get(userId: string): Promise<UserDTO | null> {
-    const r = await this.dataSource.getFirst<{ data: string }>(
-      `SELECT data FROM users WHERE id = ?`, [String(userId)]
-    );
-    return r?.data ? safeParseJson<UserDTO>(r.data) : null;
-  }
-
-  async getLatest(): Promise<UserDTO | null> {
-    const r = await this.dataSource.getFirst<{ data: string }>(
-      `SELECT data FROM users ORDER BY updatedAt DESC LIMIT 1`
-    );
-    return r?.data ? safeParseJson<UserDTO>(r.data) : null;
-  }
-
-  async saveCurrent(user: UserDTO): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(
-        `INSERT OR REPLACE INTO current_user_cache (id, data, updatedAt) VALUES (?, ?, ?)`,
-        ['me', JSON.stringify(user), new Date().toISOString()]
-      );
-    });
-  }
-
-  async getCurrent(): Promise<UserDTO | null> {
-    const r = await this.dataSource.getFirst<{ data: string }>(
-      `SELECT data FROM current_user_cache WHERE id = 'me'`
-    );
-    return r?.data ? safeParseJson<UserDTO>(r.data) : null;
-  }
-
-  async clearCurrent(): Promise<void> {
-    await this.dataSource.enqueueWrite(async () => {
-      await this.dataSource.run(`DELETE FROM current_user_cache WHERE id = 'me'`);
-    });
-  }
-}
-
-export const userCacheRepository = new UserCacheRepository();
--- a/src/database/repositories/index.ts
+++ b/src/database/repositories/index.ts
@@ -1,5 +0,0 @@
-export { IMessageRepository, MessageRepository, messageRepository } from './MessageRepository';
-export { IConversationRepository, ConversationRepository, conversationRepository } from './ConversationRepository';
-export { IUserCacheRepository, UserCacheRepository, userCacheRepository } from './UserCacheRepository';
-export { IGroupCacheRepository, GroupCacheRepository, groupCacheRepository } from './GroupCacheRepository';
-export { IPostCacheRepository, PostCacheRepository, postCacheRepository } from './PostCacheRepository';
--- a/src/database/schema/ConversationSchema.ts
+++ b/src/database/schema/ConversationSchema.ts
@@ -1,40 +0,0 @@
-import type { SQLiteDatabase } from 'expo-sqlite';
-
-export const CONVERSATIONS_TABLE = 'conversations';
-export const CONVERSATION_CACHE_TABLE = 'conversation_cache';
-export const CONVERSATION_LIST_CACHE_TABLE = 'conversation_list_cache';
-
-export const CREATE_CONVERSATIONS_TABLE = `CREATE TABLE IF NOT EXISTS conversations (
-  id TEXT PRIMARY KEY NOT NULL,
-  participantId TEXT NOT NULL,
-  lastMessageId TEXT,
-  lastSeq INTEGER DEFAULT 0,
-  unreadCount INTEGER DEFAULT 0,
-  createdAt TEXT NOT NULL,
-  updatedAt TEXT NOT NULL
-)`;
-
-export const CREATE_CONVERSATION_CACHE_TABLE = `CREATE TABLE IF NOT EXISTS conversation_cache (
-  id TEXT PRIMARY KEY NOT NULL,
-  data TEXT NOT NULL,
-  updatedAt TEXT NOT NULL
-)`;
-
-export const CREATE_CONVERSATION_LIST_CACHE_TABLE = `CREATE TABLE IF NOT EXISTS conversation_list_cache (
-  id TEXT PRIMARY KEY NOT NULL,
-  data TEXT NOT NULL,
-  updatedAt TEXT NOT NULL
-)`;
-
-export const MIGRATE_CONVERSATIONS_TABLE = async (db: SQLiteDatabase): Promise<void> => {
-  try {
-    const tableInfo = await db.getAllAsync<{ name: string }>(`PRAGMA table_info(conversations)`);
-    const columns = tableInfo.map(col => col.name);
-
-    if (!columns.includes('lastSeq')) {
-      await db.execAsync(`ALTER TABLE conversations ADD COLUMN lastSeq INTEGER DEFAULT 0`);
-    }
-  } catch (error) {
-    console.error('[ConversationSchema] 迁移失败:', error);
-  }
-};
--- a/src/database/schema/GroupSchema.ts
+++ b/src/database/schema/GroupSchema.ts
@@ -1,20 +0,0 @@
-export const GROUPS_TABLE = 'groups';
-export const GROUP_MEMBERS_TABLE = 'group_members';
-
-export const CREATE_GROUPS_TABLE = `CREATE TABLE IF NOT EXISTS groups (
-  id TEXT PRIMARY KEY NOT NULL,
-  data TEXT NOT NULL,
-  updatedAt TEXT NOT NULL
-)`;
-
-export const CREATE_GROUP_MEMBERS_TABLE = `CREATE TABLE IF NOT EXISTS group_members (
-  groupId TEXT NOT NULL,
-  userId TEXT NOT NULL,
-  data TEXT NOT NULL,
-  updatedAt TEXT NOT NULL,
-  PRIMARY KEY (groupId, userId)
-)`;
-
-export const CREATE_GROUP_INDEXES = [
-  `CREATE INDEX IF NOT EXISTS idx_group_members_groupId ON group_members(groupId)`,
-];
--- a/src/database/schema/MessageSchema.ts
+++ b/src/database/schema/MessageSchema.ts
@@ -1,41 +0,0 @@
-import type { SQLiteDatabase } from 'expo-sqlite';
-
-export const MESSAGES_TABLE = 'messages';
-
-export const CREATE_MESSAGES_TABLE = `CREATE TABLE IF NOT EXISTS messages (
-  id TEXT PRIMARY KEY NOT NULL,
-  conversationId TEXT NOT NULL,
-  senderId TEXT NOT NULL,
-  content TEXT,
-  type TEXT DEFAULT 'text',
-  isRead INTEGER DEFAULT 0,
-  createdAt TEXT NOT NULL,
-  seq INTEGER DEFAULT 0,
-  status TEXT DEFAULT 'normal',
-  segments TEXT
-)`;
-
-export const CREATE_MESSAGES_INDEXES = [
-  `CREATE INDEX IF NOT EXISTS idx_messages_conversationId ON messages(conversationId)`,
-  `CREATE INDEX IF NOT EXISTS idx_messages_seq ON messages(seq)`,
-  `CREATE INDEX IF NOT EXISTS idx_messages_conversation_seq ON messages(conversationId, seq)`,
-];
-
-export const MIGRATE_MESSAGES_TABLE = async (db: SQLiteDatabase): Promise<void> => {
-  try {
-    const tableInfo = await db.getAllAsync<{ name: string }>(`PRAGMA table_info(messages)`);
-    const columns = tableInfo.map(col => col.name);
-
-    if (!columns.includes('seq')) {
-      await db.execAsync(`ALTER TABLE messages ADD COLUMN seq INTEGER DEFAULT 0`);
-    }
-    if (!columns.includes('status')) {
-      await db.execAsync(`ALTER TABLE messages ADD COLUMN status TEXT DEFAULT 'normal'`);
-    }
-    if (!columns.includes('segments')) {
-      await db.execAsync(`ALTER TABLE messages ADD COLUMN segments TEXT`);
-    }
-  } catch (error) {
-    console.error('[MessageSchema] 迁移失败:', error);
-  }
-};
--- a/src/database/schema/MigrationManager.ts
+++ b/src/database/schema/MigrationManager.ts
@@ -1,66 +0,0 @@
-import type { SQLiteDatabase } from 'expo-sqlite';
-import {
-  CREATE_MESSAGES_TABLE,
-  CREATE_MESSAGES_INDEXES,
-  MIGRATE_MESSAGES_TABLE,
-} from './MessageSchema';
-import {
-  CREATE_CONVERSATIONS_TABLE,
-  CREATE_CONVERSATION_CACHE_TABLE,
-  CREATE_CONVERSATION_LIST_CACHE_TABLE,
-  MIGRATE_CONVERSATIONS_TABLE,
-} from './ConversationSchema';
-import {
-  CREATE_USERS_TABLE,
-  CREATE_CURRENT_USER_CACHE_TABLE,
-} from './UserSchema';
-import {
-  CREATE_GROUPS_TABLE,
-  CREATE_GROUP_MEMBERS_TABLE,
-  CREATE_GROUP_INDEXES,
-} from './GroupSchema';
-import {
-  CREATE_POSTS_CACHE_TABLE,
-} from './PostSchema';
-
-async function execWithRetry(db: SQLiteDatabase, sql: string, maxRetries = 5): Promise<void> {
-  for (let i = 0; i < maxRetries; i++) {
-    try {
-      await db.execAsync(sql);
-      return;
-    } catch (error) {
-      const msg = String(error);
-      if (msg.includes('database is locked') && i < maxRetries - 1) {
-        const delay = 200 * (i + 1);
-        console.warn(`[MigrationManager] 数据库锁定，${delay}ms 后重试 (${i + 1}/${maxRetries})`);
-        await new Promise(r => setTimeout(r, delay));
-        continue;
-      }
-      throw error;
-    }
-  }
-}
-
-export async function runMigrations(db: SQLiteDatabase): Promise<void> {
-  await execWithRetry(db, 'PRAGMA busy_timeout = 10000;');
-  
-  await execWithRetry(db, CREATE_MESSAGES_TABLE);
-  await execWithRetry(db, CREATE_CONVERSATIONS_TABLE);
-  await execWithRetry(db, CREATE_CONVERSATION_CACHE_TABLE);
-  await execWithRetry(db, CREATE_CONVERSATION_LIST_CACHE_TABLE);
-  await execWithRetry(db, CREATE_USERS_TABLE);
-  await execWithRetry(db, CREATE_CURRENT_USER_CACHE_TABLE);
-  await execWithRetry(db, CREATE_GROUPS_TABLE);
-  await execWithRetry(db, CREATE_GROUP_MEMBERS_TABLE);
-  await execWithRetry(db, CREATE_POSTS_CACHE_TABLE);
-
-  for (const indexSql of CREATE_MESSAGES_INDEXES) {
-    await execWithRetry(db, indexSql);
-  }
-  for (const indexSql of CREATE_GROUP_INDEXES) {
-    await execWithRetry(db, indexSql);
-  }
-
-  await MIGRATE_MESSAGES_TABLE(db);
-  await MIGRATE_CONVERSATIONS_TABLE(db);
-}
--- a/src/database/schema/PostSchema.ts
+++ b/src/database/schema/PostSchema.ts
@@ -1,9 +0,0 @@
-export const POSTS_CACHE_TABLE = 'posts_cache';
-
-export const CREATE_POSTS_CACHE_TABLE = `CREATE TABLE IF NOT EXISTS posts_cache (
-  id TEXT PRIMARY KEY NOT NULL,
-  data TEXT NOT NULL,
-  updatedAt TEXT NOT NULL
-)`;
-
-export const CREATE_POSTS_INDEXES: string[] = [];
--- a/src/database/schema/UserSchema.ts
+++ b/src/database/schema/UserSchema.ts
@@ -1,16 +0,0 @@
-export const USERS_TABLE = 'users';
-export const CURRENT_USER_CACHE_TABLE = 'current_user_cache';
-
-export const CREATE_USERS_TABLE = `CREATE TABLE IF NOT EXISTS users (
-  id TEXT PRIMARY KEY NOT NULL,
-  data TEXT NOT NULL,
-  updatedAt TEXT NOT NULL
-)`;
-
-export const CREATE_CURRENT_USER_CACHE_TABLE = `CREATE TABLE IF NOT EXISTS current_user_cache (
-  id TEXT PRIMARY KEY NOT NULL,
-  data TEXT NOT NULL,
-  updatedAt TEXT NOT NULL
-)`;
-
-export const CREATE_USER_INDEXES: string[] = [];
--- a/src/database/schema/index.ts
+++ b/src/database/schema/index.ts
@@ -1,6 +0,0 @@
-export * from './MessageSchema';
-export * from './ConversationSchema';
-export * from './UserSchema';
-export * from './GroupSchema';
-export * from './PostSchema';
-export { runMigrations } from './MigrationManager';
--- a/src/database/types/CachedMessage.ts
+++ b/src/database/types/CachedMessage.ts
@@ -1,14 +0,0 @@
-export interface CachedMessage {
-  id: string;
-  conversationId: string;
-  senderId: string;
-  content?: string;
-  type?: string;
-  isRead: boolean;
-  createdAt: string;
-  seq: number;
-  status: string;
-  segments?: any;
-}
-
-export { CachedMessage as default };
--- a/src/database/types/index.ts
+++ b/src/database/types/index.ts
@@ -1 +0,0 @@
-export { CachedMessage } from './CachedMessage';
--- a/src/hooks/index.ts
+++ b/src/hooks/index.ts
@@ -111,16 +111,3 @@ export type {
  UseDifferentialPostsResult,
  DiffUpdatesInfo,
 } from './useDifferentialPosts';
-
-// ==================== 平台键盘 Hooks ====================
-export {
-  usePlatformKeyboard,
-  useKeyboardAvoidingProps,
-  useKeyboardListener,
-} from './usePlatformKeyboard';
-
-export type {
-  KeyboardEventType,
-  PlatformKeyboardOptions,
-  PlatformKeyboardResult,
-} from './usePlatformKeyboard';
--- a/src/hooks/usePlatformKeyboard.ts
+++ b/src/hooks/usePlatformKeyboard.ts
@@ -1,179 +0,0 @@
-/**
- * usePlatformKeyboard - 统一的跨平台键盘行为 Hook
- * 
- * 消除散落在多个文件中的 Platform.OS 键盘事件判断
- * 
- * 使用前（重复代码）：
- * ```tsx
- * const showSub = Keyboard.addListener(
- *   Platform.OS === 'ios' ? 'keyboardWillShow' : 'keyboardDidShow',
- *   handler
- * );
- * ```
- * 
- * 使用后：
- * ```tsx
- * const { addListener } = usePlatformKeyboard();
- * const showSub = addListener('show', handler);
- * ```
- */
-
-import { useEffect, useRef, useCallback } from 'react';
-import { Keyboard, Platform, KeyboardEvent, EmitterSubscription } from 'react-native';
-
-export type KeyboardEventType = 'show' | 'hide' | 'change';
-
-export interface PlatformKeyboardOptions {
-  onShow?: (event: KeyboardEvent) => void;
-  onHide?: (event: KeyboardEvent) => void;
-  onChange?: (height: number) => void;
-  enabled?: boolean;
-}
-
-export interface PlatformKeyboardResult {
-  /** 键盘高度 */
-  keyboardHeight: number;
-  /** 键盘是否可见 */
-  isKeyboardVisible: boolean;
-  /** 平台最佳的 KeyboardAvoidingView behavior */
-  keyboardBehavior: 'padding' | 'height' | undefined;
-  /** 平台最佳的 keyboardVerticalOffset */
-  keyboardVerticalOffset: number;
-}
-
-/**
- * 获取平台特定的键盘事件名称
- */
-function getKeyboardEventName(type: KeyboardEventType): string {
-  switch (type) {
-    case 'show':
-      return Platform.OS === 'ios' ? 'keyboardWillShow' : 'keyboardDidShow';
-    case 'hide':
-      return Platform.OS === 'ios' ? 'keyboardWillHide' : 'keyboardDidHide';
-    case 'change':
-      return Platform.OS === 'ios' ? 'keyboardWillChangeFrame' : 'keyboardDidShow';
-  }
-}
-
-/**
- * 平台键盘 Hook
- * 
- * 自动处理跨平台键盘事件差异
- */
-export function usePlatformKeyboard(
-  options: PlatformKeyboardOptions = {}
-): PlatformKeyboardResult {
-  const { onShow, onHide, onChange, enabled = true } = options;
-
-  useEffect(() => {
-    if (!enabled) return;
-
-    const subscriptions: EmitterSubscription[] = [];
-
-    if (onShow) {
-      subscriptions.push(
-        Keyboard.addListener(
-          getKeyboardEventName('show') as any,
-          onShow
-        )
-      );
-    }
-
-    if (onHide) {
-      subscriptions.push(
-        Keyboard.addListener(
-          getKeyboardEventName('hide') as any,
-          onHide
-        )
-      );
-    }
-
-    if (onChange) {
-      const handleChange = (e: KeyboardEvent) => {
-        onChange(e.endCoordinates.height);
-      };
-      subscriptions.push(
-        Keyboard.addListener(
-          getKeyboardEventName('show') as any,
-          handleChange
-        )
-      );
-      subscriptions.push(
-        Keyboard.addListener(
-          getKeyboardEventName('hide') as any,
-          () => onChange(0)
-        )
-      );
-    }
-
-    return () => {
-      subscriptions.forEach(sub => sub.remove());
-    };
-  }, [enabled, onShow, onHide, onChange]);
-
-  return {
-    keyboardHeight: 0,
-    isKeyboardVisible: false,
-    keyboardBehavior: Platform.OS === 'ios' ? 'padding' : undefined,
-    keyboardVerticalOffset: Platform.OS === 'ios' ? 0 : 0,
-  };
-}
-
-/**
- * 获取平台最佳的 KeyboardAvoidingView props
- * 
- * 用于替代重复的 Platform.OS 三元判断：
- * ```tsx
- * // 之前
- * behavior={Platform.OS === 'ios' ? 'padding' : 'height'}
- * 
- * // 之后
- * const { keyboardProps } = useKeyboardAvoidingProps();
- * <KeyboardAvoidingView {...keyboardProps}>
- * ```
- */
-export function useKeyboardAvoidingProps(
-  options: { offset?: number; defaultBehavior?: 'padding' | 'height' } = {}
-): {
-  keyboardProps: {
-    behavior: 'padding' | 'height' | undefined;
-    keyboardVerticalOffset: number;
-  };
-} {
-  const { offset = 0, defaultBehavior } = options;
-
-  return {
-    keyboardProps: {
-      behavior: defaultBehavior ?? (Platform.OS === 'ios' ? 'padding' : undefined),
-      keyboardVerticalOffset: Platform.OS === 'ios' ? offset : 0,
-    },
-  };
-}
-
-/**
- * 键盘事件监听 Hook（简化版）
- * 
- * 返回一个平台无关的 addListener 函数
- */
-export function useKeyboardListener() {
-  const subscriptionsRef = useRef<EmitterSubscription[]>([]);
-
-  useEffect(() => {
-    return () => {
-      subscriptionsRef.current.forEach(sub => sub.remove());
-      subscriptionsRef.current = [];
-    };
-  }, []);
-
-  const addListener = useCallback(
-    (type: KeyboardEventType, handler: (event: KeyboardEvent) => void) => {
-      const eventName = getKeyboardEventName(type);
-      const sub = Keyboard.addListener(eventName as any, handler);
-      subscriptionsRef.current.push(sub);
-      return sub;
-    },
-    []
-  );
-
-  return { addListener };
-}
--- a/src/hooks/usePrefetch.ts
+++ b/src/hooks/usePrefetch.ts
@@ -14,7 +14,6 @@ import { postManager } from '../stores/postManager';
 import { groupManager } from '../stores/groupManager';
 import { userManager } from '../stores/userManager';
 import { messageManager } from '../stores/messageManager';
-import type { PostListTab } from '../stores/postListSources';

 // ==================== 预取配置 ====================

@@ -135,7 +134,7 @@ const prefetchService = new PrefetchService();
 * 预取帖子数据
 * @param types 帖子类型数组
 */
-function prefetchPosts(types: PostListTab[] = ['latest', 'hot']): void {
+function prefetchPosts(types: string[] = ['latest', 'hot']): void {
  types.forEach((type, index) => {
    prefetchService.schedule({
      key: `posts:${type}:1`,
@@ -153,7 +152,10 @@ function prefetchConversations(): void {
    key: 'conversations:list',
    executor: async () => {
      await messageManager.initialize();
-      await messageManager.refreshConversations(true, 'prefetch');
+      await messageManager.requestConversationListRefresh('prefetch', {
+        force: true,
+        allowDefer: true,
+      });
      return messageManager.getConversations();
    },
    priority: Priority.HIGH,
@@ -277,7 +279,7 @@ export function usePrefetch() {
  const hasInitialPrefetched = useRef(false);

  /** 预取帖子 */
-  const prefetchPostsData = useCallback((types?: PostListTab[]) => {
+  const prefetchPostsData = useCallback((types?: string[]) => {
    prefetchPosts(types);
  }, []);

--- a/src/infrastructure/cache/MediaCacheManager.ts
+++ b/src/infrastructure/cache/MediaCacheManager.ts
@@ -4,9 +4,8 @@
 * @description 管理图片、视频、音频缓存，支持多种清理策略
 */

-import { File, Directory, Paths } from 'expo-file-system';
+import { File, Paths } from 'expo-file-system';
 import AsyncStorage from '@react-native-async-storage/async-storage';
-import { Platform } from 'react-native';
 import {
  MediaType,
  CleanupTrigger,
@@ -28,7 +27,7 @@ const CACHE_RECORD_PREFIX = 'media_cache_record_';
 * 获取缓存目录路径
 */
 function getCacheDir(): string {
-  const cachePath = Paths.cache.uri;
+  const cachePath = Paths.cache;
  return `${cachePath}media_cache/`;
 }

@@ -103,15 +102,13 @@ export class MediaCacheManager {
      // 加载缓存记录
      await this.loadCacheRecords();
      
-      // 启动时清理 (非web平台)
-      if (this.policy.cleanupOnStart && Platform.OS !== 'web') {
+      // 启动时清理
+      if (this.policy.cleanupOnStart) {
        await this.cleanup(CleanupTrigger.STARTUP);
      }
      
-      // 启动定期清理 (非web平台)
-      if (Platform.OS !== 'web') {
+      // 启动定期清理
      this.startPeriodicCleanup();
-      }
      
      this.isInitialized = true;
    } catch (error) {
@@ -124,19 +121,12 @@ export class MediaCacheManager {
   * 确保缓存目录存在
   */
  private async ensureDirectories(): Promise<void> {
-    if (Platform.OS === 'web') return;
-    
    try {
-      const cacheDir = new Directory(Paths.cache, 'media_cache');
-      if (!await cacheDir.exists) {
-        await cacheDir.create();
-      }
-      
-      const subDirs = ['images', 'videos', 'audios'];
-      for (const subDir of subDirs) {
-        const dir = new Directory(cacheDir, subDir);
-        if (!await dir.exists) {
-          await dir.create();
+      const dirs = [getImageDir(), getVideoDir(), getAudioDir()];
+      for (const dir of dirs) {
+        const dirFile = new File(dir);
+        if (!await dirFile.exists) {
+          await dirFile.create();
        }
      }
    } catch (error) {
@@ -178,8 +168,6 @@ export class MediaCacheManager {
   * 检查文件是否存在
   */
  private async checkFileExists(path: string): Promise<boolean> {
-    if (Platform.OS === 'web') return false;
-    
    try {
      const file = new File(path);
      return await file.exists;
@@ -211,10 +199,6 @@ export class MediaCacheManager {
      size?: number;
    } = {}
  ): Promise<string> {
-    if (Platform.OS === 'web') {
-      return uri;
-    }
-
    const { conversationId, messageId, size = 0 } = options;
    
    // 生成唯一键
--- a/src/infrastructure/platform/domUtils.ts
+++ b/src/infrastructure/platform/domUtils.ts
@@ -1,83 +0,0 @@
-/**
- * Web Platform DOM Utilities
- * 
- * 提供Web平台特定的DOM操作工具函数
- * 解决跨平台代码中需要访问Web DOM的补丁问题
- */
-
-import { Platform, Keyboard } from 'react-native';
-
-/**
- * Blur当前激活的DOM元素（Web）并收起键盘（移动端）
- * 
- * - Web: blur DOM active element
- * - iOS/Android: Keyboard.dismiss()
- * 
- * 替代散落在多个文件中的重复代码
- */
-export function blurActiveElement(): void {
-  if (Platform.OS === 'web') {
-    try {
-      const activeElement = (globalThis as any)?.document?.activeElement as 
-        { blur?: () => void } | undefined;
-      
-      if (activeElement?.blur) {
-        activeElement.blur();
-      }
-    } catch {
-      // 安全忽略：某些环境下document可能不可访问
-    }
-  } else {
-    Keyboard.dismiss();
-  }
-}
-
-/**
- * 检查当前是否有激活的DOM元素（仅Web平台）
- */
-export function hasActiveElement(): boolean {
-  if (Platform.OS !== 'web') return false;
-  
-  try {
-    const doc = (globalThis as any)?.document;
-    return !!doc?.activeElement && doc.activeElement !== doc.body;
-  } catch {
-    return false;
-  }
-}
-
-/**
- * 获取当前激活元素的类型（仅Web平台）
- * 用于判断是否需要特殊处理（如输入框）
- */
-export function getActiveElementType(): string | null {
-  if (Platform.OS !== 'web') return null;
-  
-  try {
-    const activeElement = (globalThis as any)?.document?.activeElement as 
-      { tagName?: string; type?: string } | undefined;
-    
-    if (!activeElement) return null;
-    
-    const tagName = activeElement.tagName?.toLowerCase();
-    const type = activeElement.type?.toLowerCase();
-    
-    return tagName === 'input' ? `input:${type || 'text'}` : tagName || null;
-  } catch {
-    return null;
-  }
-}
-
-/**
- * 判断当前激活元素是否为输入类型
- */
-export function isInputFocused(): boolean {
-  const elementType = getActiveElementType();
-  if (!elementType) return false;
-  
-  return (
-    elementType.startsWith('input:') ||
-    elementType === 'textarea' ||
-    elementType === 'select'
-  );
-}
--- a/src/infrastructure/platform/index.ts
+++ b/src/infrastructure/platform/index.ts
@@ -1,12 +0,0 @@
-/**
- * Platform Infrastructure
- * 
- * 平台相关的基础设施代码
- */
-
-export {
-  blurActiveElement,
-  hasActiveElement,
-  getActiveElementType,
-  isInputFocused,
-} from './domUtils';
--- a/src/navigation/hrefs.ts
+++ b/src/navigation/hrefs.ts
@@ -61,10 +61,6 @@ export function hrefProfileBlocked(): string {
  return '/profile/blocked-users';
 }

-export function hrefProfileChatSettings(): string {
-  return '/profile/chat-settings';
-}
-
 export function hrefProfileMyPosts(): string {
  return '/profile/my-posts';
 }
@@ -159,62 +155,3 @@ export function hrefAuthRegister(): string {
 export function hrefAuthForgot(): string {
  return '/forgot-password';
 }
-
-export function hrefAuthWelcome(): string {
-  return '/welcome';
-}
-
-// ==================== Materials (学习资料) ====================
-
-export function hrefMaterials(): string {
-  return '/apps/materials';
-}
-
-export function hrefMaterialSubject(subjectId: string): string {
-  return `/apps/materials/subject?subjectId=${encodeURIComponent(subjectId)}`;
-}
-
-export function hrefMaterialDetail(materialId: string): string {
-  return `/apps/materials/detail?materialId=${encodeURIComponent(materialId)}`;
-}
-
-// ==================== Profile Settings (设置相关) ====================
-
-export function hrefProfileAbout(): string {
-  return '/profile/about';
-}
-
-export function hrefProfileTerms(): string {
-  return '/terms';
-}
-
-export function hrefProfilePrivacy(): string {
-  return '/privacy';
-}
-
-export function hrefProfileVerification(): string {
-  return '/profile/verification';
-}
-
-export function hrefVerificationGuide(): string {
-  return '/verification-guide';
-}
-
-export function hrefVerificationForm(identity?: string): string {
-  if (identity) {
-    return `/verification-form?identity=${encodeURIComponent(identity)}`;
-  }
-  return '/verification-form';
-}
-
-export function hrefProfileDataStorage(): string {
-  return '/profile/data-storage';
-}
-
-export function hrefProfilePrivacySettings(): string {
-  return '/profile/privacy-settings';
-}
-
-export function hrefProfileDeletion(): string {
-  return '/profile/account-deletion';
-}
--- a/src/screens/apps/AppsScreen.tsx
+++ b/src/screens/apps/AppsScreen.tsx
@@ -18,7 +18,7 @@ import {
  type AppColors,
 } from '../../theme';
 import * as hrefs from '../../navigation/hrefs';
-import { Text } from '../../components/common';
+import { Text, ResponsiveContainer } from '../../components/common';
 import { useResponsive, useResponsiveSpacing, useBreakpointGTE } from '../../hooks/useResponsive';

 type AppItem = {
@@ -37,18 +37,8 @@ const APP_ENTRIES: AppItem[] = [
    icon: 'calendar-week',
    href: hrefs.hrefSchedule(),
  },
-  {
-    id: 'materials',
-    title: '学习资料',
-    subtitle: '按学科分类的学习资源网盘',
-    icon: 'folder-multiple',
-    href: hrefs.hrefMaterials(),
-  },
 ];

-// 应用卡片最大宽度设置
-const APP_CARD_MAX_WIDTH = 720;
-
 export const AppsScreen: React.FC = () => {
  const colors = useAppColors();
  const resolvedScheme = useResolvedColorScheme();
@@ -66,9 +56,6 @@ export const AppsScreen: React.FC = () => {
      shadowOpacity: 0.06,
      shadowRadius: 8,
      elevation: 2,
-      maxWidth: APP_CARD_MAX_WIDTH,
-      alignSelf: 'center' as const,
-      width: '100%' as const,
    }),
    [colors]
  );
@@ -142,6 +129,17 @@ export const AppsScreen: React.FC = () => {
        </View>
      </View>

+      {isWideScreen ? (
+        <ResponsiveContainer maxWidth={720}>
+          <ScrollView
+            style={styles.scroll}
+            contentContainerStyle={[styles.scrollContent, { paddingBottom: scrollBottomInset }]}
+            showsVerticalScrollIndicator={false}
+          >
+            {renderTiles()}
+          </ScrollView>
+        </ResponsiveContainer>
+      ) : (
        <ScrollView
          style={styles.scroll}
          contentContainerStyle={[
@@ -152,6 +150,7 @@ export const AppsScreen: React.FC = () => {
        >
          {renderTiles()}
        </ScrollView>
+      )}
    </SafeAreaView>
  );
 };
--- a/src/screens/auth/ForgotPasswordScreen.tsx
+++ b/src/screens/auth/ForgotPasswordScreen.tsx
@@ -1,15 +1,4 @@
-/**
- * 忘记密码页 ForgotPasswordScreen（简洁表单样式）
- * 胡萝卜BBS - 找回密码
- * 
- * 设计风格：
- * - 纯白背景，扁平化设计
- * - 增大间距
- * - 输入框带灰色背景填充
- * - 橙色圆角按钮
- */
-
-import React, { useEffect, useMemo, useState, useRef } from 'react';
+import React, { useEffect, useMemo, useState } from 'react';
 import {
  View,
  Text,
@@ -20,22 +9,123 @@ import {
  Platform,
  ScrollView,
  ActivityIndicator,
-  Animated,
-  StatusBar,
 } from 'react-native';
 import { SafeAreaView } from 'react-native-safe-area-context';
 import { useRouter } from 'expo-router';
 import { MaterialCommunityIcons } from '@expo/vector-icons';
-import { useAppColors, useResolvedColorScheme, type AppColors } from '../../theme';
+import { LinearGradient } from 'expo-linear-gradient';
+import { spacing, borderRadius, shadows, fontSizes, useAppColors, type AppColors } from '../../theme';
 import { authService, resolveAuthApiError } from '../../services/authService';
 import { showPrompt } from '../../services/promptService';

+function createForgotPasswordStyles(colors: AppColors) {
+  return StyleSheet.create({
+    container: { flex: 1 },
+    gradient: { flex: 1 },
+    keyboardView: { flex: 1 },
+    scrollContent: {
+      flexGrow: 1,
+      justifyContent: 'center',
+      paddingHorizontal: spacing.xl,
+      paddingVertical: spacing['2xl'],
+    },
+    formCard: {
+      backgroundColor: colors.background.paper,
+      borderRadius: borderRadius['2xl'],
+      padding: spacing.xl,
+      ...shadows.md,
+    },
+    title: {
+      fontSize: fontSizes['2xl'],
+      fontWeight: '700',
+      color: colors.text.primary,
+      textAlign: 'center',
+      marginBottom: spacing.xs,
+    },
+    subtitle: {
+      fontSize: fontSizes.sm,
+      color: colors.text.secondary,
+      textAlign: 'center',
+      marginBottom: spacing.lg,
+    },
+    inputWrapper: {
+      flexDirection: 'row',
+      alignItems: 'center',
+      backgroundColor: colors.background.default,
+      borderRadius: borderRadius.lg,
+      borderWidth: 1.5,
+      borderColor: colors.divider,
+      paddingHorizontal: spacing.md,
+      height: 52,
+      marginBottom: spacing.md,
+    },
+    inputIcon: {
+      marginRight: spacing.sm,
+    },
+    input: {
+      flex: 1,
+      fontSize: fontSizes.md,
+      color: colors.text.primary,
+    },
+    codeRow: {
+      flexDirection: 'row',
+      alignItems: 'center',
+      gap: spacing.sm,
+      marginBottom: spacing.md,
+    },
+    codeInput: {
+      flex: 1,
+      marginBottom: 0,
+    },
+    sendCodeButton: {
+      height: 52,
+      minWidth: 110,
+      borderRadius: borderRadius.lg,
+      backgroundColor: colors.primary.main,
+      alignItems: 'center',
+      justifyContent: 'center',
+      paddingHorizontal: spacing.md,
+    },
+    sendCodeButtonDisabled: {
+      opacity: 0.6,
+    },
+    sendCodeButtonText: {
+      color: '#fff',
+      fontSize: fontSizes.sm,
+      fontWeight: '600',
+    },
+    submitButton: {
+      height: 50,
+      borderRadius: borderRadius.lg,
+      backgroundColor: colors.primary.main,
+      alignItems: 'center',
+      justifyContent: 'center',
+      marginTop: spacing.sm,
+    },
+    submitButtonDisabled: {
+      opacity: 0.6,
+    },
+    submitButtonText: {
+      color: '#fff',
+      fontSize: fontSizes.lg,
+      fontWeight: '700',
+    },
+    backButton: {
+      alignItems: 'center',
+      marginTop: spacing.md,
+    },
+    backButtonText: {
+      color: colors.primary.main,
+      fontSize: fontSizes.md,
+      fontWeight: '500',
+    },
+  });
+}
+
 export const ForgotPasswordScreen: React.FC = () => {
  const colors = useAppColors();
-  const resolved = useResolvedColorScheme();
  const styles = useMemo(() => createForgotPasswordStyles(colors), [colors]);
  const router = useRouter();
-  
  const [email, setEmail] = useState('');
  const [verificationCode, setVerificationCode] = useState('');
  const [newPassword, setNewPassword] = useState('');
@@ -46,26 +136,6 @@ export const ForgotPasswordScreen: React.FC = () => {
  const [loading, setLoading] = useState(false);
  const [countdown, setCountdown] = useState(0);

-  // 动画值
-  const fadeAnim = useRef(new Animated.Value(0)).current;
-  const slideAnim = useRef(new Animated.Value(20)).current;
-
-  // 启动入场动画
-  useEffect(() => {
-    Animated.parallel([
-      Animated.timing(fadeAnim, {
-        toValue: 1,
-        duration: 400,
-        useNativeDriver: true,
-      }),
-      Animated.timing(slideAnim, {
-        toValue: 0,
-        duration: 400,
-        useNativeDriver: true,
-      }),
-    ]).start();
-  }, []);
-
  useEffect(() => {
    if (countdown <= 0) {
      return;
@@ -109,20 +179,8 @@ export const ForgotPasswordScreen: React.FC = () => {
      showPrompt({ title: '提示', message: '请输入验证码', type: 'warning' });
      return;
    }
-    if (newPassword.length < 8) {
-      showPrompt({ title: '提示', message: '新密码至少 8 位', type: 'warning' });
-      return;
-    }
-    if (!/[A-Z]/.test(newPassword)) {
-      showPrompt({ title: '提示', message: '新密码必须包含大写字母', type: 'warning' });
-      return;
-    }
-    if (!/[a-z]/.test(newPassword)) {
-      showPrompt({ title: '提示', message: '新密码必须包含小写字母', type: 'warning' });
-      return;
-    }
-    if (!/[0-9]/.test(newPassword)) {
-      showPrompt({ title: '提示', message: '新密码必须包含数字', type: 'warning' });
+    if (newPassword.length < 6) {
+      showPrompt({ title: '提示', message: '新密码至少 6 位', type: 'warning' });
      return;
    }
    if (newPassword !== confirmPassword) {
@@ -150,61 +208,32 @@ export const ForgotPasswordScreen: React.FC = () => {

  return (
    <SafeAreaView style={styles.container}>
-      <StatusBar barStyle={resolved === 'dark' ? 'light-content' : 'dark-content'} backgroundColor={colors.background.paper} />
-      <KeyboardAvoidingView 
-        behavior={Platform.OS === 'ios' ? 'padding' : 'height'} 
-        style={styles.keyboardView}
-      >
-        <ScrollView 
-          contentContainerStyle={styles.scrollContent} 
-          keyboardShouldPersistTaps="handled"
-          showsVerticalScrollIndicator={false}
-        >
-          <Animated.View 
-            style={[
-              styles.content,
-              {
-                opacity: fadeAnim,
-                transform: [{ translateY: slideAnim }],
-              },
-            ]}
-          >
-            {/* 标题区域 */}
-            <View style={styles.titleSection}>
+      <LinearGradient colors={['#FF6B35', '#FF8F66', '#FFB088']} style={styles.gradient}>
+        <KeyboardAvoidingView behavior={Platform.OS === 'ios' ? 'padding' : 'height'} style={styles.keyboardView}>
+          <ScrollView contentContainerStyle={styles.scrollContent} keyboardShouldPersistTaps="handled">
+            <View style={styles.formCard}>
              <Text style={styles.title}>找回密码</Text>
-              <View style={styles.underline} />
-              <Text style={styles.subtitle}>请输入邮箱并完成验证</Text>
-            </View>
+              <Text style={styles.subtitle}>请输入邮箱并完成验证码验证</Text>

-            {/* 表单区域 */}
-            <View style={styles.formSection}>
-              {/* 邮箱输入框 */}
-              <View style={styles.inputContainer}>
-                <Text style={styles.inputLabel}>邮箱</Text>
              <View style={styles.inputWrapper}>
+                <MaterialCommunityIcons name="email-outline" size={22} color={colors.primary.main} style={styles.inputIcon} />
                <TextInput
                  style={styles.input}
-                    placeholder="请输入邮箱地址"
+                  placeholder="邮箱"
                  placeholderTextColor={colors.text.hint}
                  value={email}
                  onChangeText={setEmail}
                  autoCapitalize="none"
                  keyboardType="email-address"
                />
-                  {email.length > 0 && validateEmail(email) && (
-                    <MaterialCommunityIcons name="check-circle" size={20} color={colors.primary.main} style={styles.checkIcon} />
-                  )}
-                </View>
              </View>

-              {/* 验证码 */}
-              <View style={styles.inputContainer}>
-                <Text style={styles.inputLabel}>验证码</Text>
              <View style={styles.codeRow}>
-                  <View style={[styles.inputWrapper, styles.codeInputWrapper]}>
+                <View style={[styles.inputWrapper, styles.codeInput]}>
+                  <MaterialCommunityIcons name="shield-key-outline" size={22} color={colors.primary.main} style={styles.inputIcon} />
                  <TextInput
                    style={styles.input}
-                      placeholder="6位验证码"
+                    placeholder="验证码"
                    placeholderTextColor={colors.text.hint}
                    value={verificationCode}
                    onChangeText={setVerificationCode}
@@ -216,242 +245,64 @@ export const ForgotPasswordScreen: React.FC = () => {
                  style={[styles.sendCodeButton, (sendingCode || countdown > 0) && styles.sendCodeButtonDisabled]}
                  onPress={handleSendCode}
                  disabled={sendingCode || countdown > 0}
-                    activeOpacity={0.8}
                >
                  {sendingCode ? (
-                      <ActivityIndicator size="small" color={colors.primary.main} />
+                    <ActivityIndicator size="small" color="#fff" />
                  ) : (
-                      <Text style={styles.sendCodeButtonText}>{countdown > 0 ? `${countdown}s` : '获取验证码'}</Text>
+                    <Text style={styles.sendCodeButtonText}>{countdown > 0 ? `${countdown}s` : '发送验证码'}</Text>
                  )}
                </TouchableOpacity>
              </View>
-              </View>

-              {/* 新密码输入框 */}
-              <View style={styles.inputContainer}>
-                <Text style={styles.inputLabel}>新密码</Text>
              <View style={styles.inputWrapper}>
+                <MaterialCommunityIcons name="lock-outline" size={22} color={colors.primary.main} style={styles.inputIcon} />
                <TextInput
                  style={styles.input}
-                    placeholder="至少6位"
+                  placeholder="新密码（至少6位）"
                  placeholderTextColor={colors.text.hint}
                  value={newPassword}
                  onChangeText={setNewPassword}
                  secureTextEntry={!showPassword}
                  autoCapitalize="none"
                />
-                  <TouchableOpacity 
-                    onPress={() => setShowPassword((v) => !v)}
-                    style={styles.eyeButton}
-                  >
-                    <MaterialCommunityIcons 
-                      name={showPassword ? 'eye-off-outline' : 'eye-outline'} 
-                      size={20} 
-                      color={colors.text.hint} 
-                    />
+                <TouchableOpacity onPress={() => setShowPassword((v) => !v)}>
+                  <MaterialCommunityIcons name={showPassword ? 'eye-off-outline' : 'eye-outline'} size={20} color={colors.text.hint} />
                </TouchableOpacity>
              </View>
-              </View>

-              {/* 确认密码输入框 */}
-              <View style={styles.inputContainer}>
-                <Text style={styles.inputLabel}>确认密码</Text>
              <View style={styles.inputWrapper}>
+                <MaterialCommunityIcons name="lock-check-outline" size={22} color={colors.primary.main} style={styles.inputIcon} />
                <TextInput
                  style={styles.input}
-                    placeholder="再次输入新密码"
+                  placeholder="确认新密码"
                  placeholderTextColor={colors.text.hint}
                  value={confirmPassword}
                  onChangeText={setConfirmPassword}
                  secureTextEntry={!showConfirmPassword}
                  autoCapitalize="none"
-                    returnKeyType="done"
-                    onSubmitEditing={handleResetPassword}
-                  />
-                  <TouchableOpacity 
-                    onPress={() => setShowConfirmPassword((v) => !v)}
-                    style={styles.eyeButton}
-                  >
-                    <MaterialCommunityIcons 
-                      name={showConfirmPassword ? 'eye-off-outline' : 'eye-outline'} 
-                      size={20} 
-                      color={colors.text.hint} 
                />
+                <TouchableOpacity onPress={() => setShowConfirmPassword((v) => !v)}>
+                  <MaterialCommunityIcons name={showConfirmPassword ? 'eye-off-outline' : 'eye-outline'} size={20} color={colors.text.hint} />
                </TouchableOpacity>
              </View>
-              </View>

-              {/* 重置密码按钮 */}
              <TouchableOpacity
                style={[styles.submitButton, loading && styles.submitButtonDisabled]}
                onPress={handleResetPassword}
                disabled={loading}
-                activeOpacity={0.9}
              >
-                {loading ? (
-                  <ActivityIndicator size="small" color={colors.text.inverse} />
-                ) : (
-                  <Text style={styles.submitButtonText}>重置密码</Text>
-                )}
+                {loading ? <ActivityIndicator size="small" color="#fff" /> : <Text style={styles.submitButtonText}>重置密码</Text>}
              </TouchableOpacity>

-              {/* 返回登录 */}
-              <TouchableOpacity 
-                style={styles.backButton} 
-                onPress={() => router.back()}
-                activeOpacity={0.8}
-              >
-                <MaterialCommunityIcons name="arrow-left" size={18} color={colors.primary.main} style={{ marginRight: 4 }} />
+              <TouchableOpacity style={styles.backButton} onPress={() => router.back()}>
                <Text style={styles.backButtonText}>返回登录</Text>
              </TouchableOpacity>
            </View>
-          </Animated.View>
          </ScrollView>
        </KeyboardAvoidingView>
+      </LinearGradient>
    </SafeAreaView>
  );
 };

-function createForgotPasswordStyles(colors: AppColors) {
-  return StyleSheet.create({
-    container: {
-      flex: 1,
-      backgroundColor: colors.background.paper,
-    },
-    keyboardView: {
-      flex: 1,
-    },
-    scrollContent: {
-      flexGrow: 1,
-      paddingHorizontal: 28,
-      paddingTop: 50,
-      paddingBottom: 40,
-    },
-    content: {
-      flex: 1,
-      maxWidth: 400,
-      width: '100%',
-      alignSelf: 'center',
-    },
-
-    // 标题区域
-    titleSection: {
-      marginBottom: 40,
-      marginTop: 20,
-    },
-    title: {
-      fontSize: 32,
-      fontWeight: '700',
-      color: colors.text.primary,
-      lineHeight: 40,
-    },
-    underline: {
-      width: 40,
-      height: 4,
-      backgroundColor: colors.primary.main,
-      borderRadius: 2,
-      marginTop: 12,
-      marginBottom: 16,
-    },
-    subtitle: {
-      fontSize: 16,
-      color: colors.text.secondary,
-    },
-
-    // 表单区域
-    formSection: {
-      marginBottom: 24,
-    },
-
-    // 输入框
-    inputContainer: {
-      marginBottom: 20,
-    },
-    inputLabel: {
-      fontSize: 14,
-      fontWeight: '500',
-      color: colors.text.secondary,
-      marginBottom: 10,
-    },
-    inputWrapper: {
-      flexDirection: 'row',
-      alignItems: 'center',
-      backgroundColor: colors.background.default,
-      borderRadius: 14,
-      paddingHorizontal: 18,
-      height: 56,
-    },
-    input: {
-      flex: 1,
-      fontSize: 16,
-      color: colors.text.primary,
-      height: 56,
-    },
-    checkIcon: {
-      marginLeft: 8,
-    },
-    eyeButton: {
-      padding: 4,
-      marginLeft: 4,
-    },
-
-    // 验证码行
-    codeRow: {
-      flexDirection: 'row',
-      gap: 12,
-    },
-    codeInputWrapper: {
-      flex: 1,
-    },
-    sendCodeButton: {
-      height: 56,
-      paddingHorizontal: 16,
-      backgroundColor: colors.primary.light + '20',
-      borderRadius: 14,
-      alignItems: 'center',
-      justifyContent: 'center',
-      minWidth: 100,
-    },
-    sendCodeButtonDisabled: {
-      opacity: 0.5,
-    },
-    sendCodeButtonText: {
-      fontSize: 14,
-      fontWeight: '600',
-      color: colors.primary.main,
-    },
-
-    // 提交按钮
-    submitButton: {
-      height: 56,
-      borderRadius: 14,
-      backgroundColor: colors.primary.main,
-      alignItems: 'center',
-      justifyContent: 'center',
-      marginTop: 8,
-    },
-    submitButtonDisabled: {
-      opacity: 0.7,
-    },
-    submitButtonText: {
-      color: colors.text.inverse,
-      fontSize: 17,
-      fontWeight: '600',
-    },
-
-    // 返回按钮
-    backButton: {
-      flexDirection: 'row',
-      alignItems: 'center',
-      justifyContent: 'center',
-      marginTop: 24,
-    },
-    backButtonText: {
-      color: colors.primary.main,
-      fontSize: 15,
-      fontWeight: '500',
-    },
-  });
-}
-
 export default ForgotPasswordScreen;
--- a/src/screens/auth/LoginScreen.tsx
+++ b/src/screens/auth/LoginScreen.tsx
@@ -1,12 +1,10 @@
 /**
- * 登录页 LoginScreen（简洁表单样式）
+ * 登录页 LoginScreen（响应式适配 - 分栏布局）
 * 胡萝卜BBS - 用户登录
 * 
- * 设计风格：
- * - 纯白背景，扁平化设计
- * - 增大间距，避免页面太空
- * - 输入框带灰色背景填充
- * - 橙色圆角按钮
+ * 布局规则：
+ * - 屏幕宽度 < 768px：单栏布局，橙色渐变背景
+ * - 屏幕宽度 >= 768px：分栏布局，左侧橙色右侧中性灰
 */

 import React, { useState, useEffect, useRef, useMemo } from 'react';
@@ -26,45 +24,83 @@ import {
 import { SafeAreaView } from 'react-native-safe-area-context';
 import { useRouter } from 'expo-router';
 import { MaterialCommunityIcons } from '@expo/vector-icons';
-import { useAppColors, useResolvedColorScheme, type AppColors } from '../../theme';
+import { LinearGradient } from 'expo-linear-gradient';
+import { spacing, borderRadius, shadows, fontSizes, useAppColors, type AppColors } from '../../theme';
 import { useAuthStore } from '../../stores';
 import * as hrefs from '../../navigation/hrefs';
-import { useResponsive } from '../../hooks';
+import { useResponsive, useResponsiveValue } from '../../hooks';
 import { showPrompt } from '../../services/promptService';

-
+// 分栏布局断点
+const SPLIT_BREAKPOINT = 768;

 export const LoginScreen: React.FC = () => {
  const colors = useAppColors();
-  const resolved = useResolvedColorScheme();
  const styles = useMemo(() => createLoginStyles(colors), [colors]);
  const router = useRouter();
  const login = useAuthStore((state) => state.login);
  const isAuthenticated = useAuthStore((state) => state.isAuthenticated);
+  const storeError = useAuthStore((state) => state.error);
  const setStoreError = useAuthStore((state) => state.setError);

-  const { isLandscape } = useResponsive();
+  // 响应式布局
+  const { isLandscape, width } = useResponsive();
+  
+  // 是否使用分栏布局
+  const isSplitLayout = width >= SPLIT_BREAKPOINT;

  const [username, setUsername] = useState('');
  const [password, setPassword] = useState('');
  const [loading, setLoading] = useState(false);
  const [showPassword, setShowPassword] = useState(false);
-  const [agreedToTerms, setAgreedToTerms] = useState(false);
+  const [errorMsg, setErrorMsg] = useState<string | null>(null);

  // 动画值
  const fadeAnim = useRef(new Animated.Value(0)).current;
-  const slideAnim = useRef(new Animated.Value(20)).current;
+  const slideAnim = useRef(new Animated.Value(50)).current;
+  const scaleAnim = useRef(new Animated.Value(0.9)).current;
+  const inputFadeAnim = useRef(new Animated.Value(0)).current;
+
+  // 响应式值 - 大屏模式单独放大Logo尺寸，更显大气
+  const logoSize = useResponsiveValue({ 
+    xs: 64, sm: 72, md: 80, 
+    lg: isSplitLayout ? 140 : 96,  // 大屏模式Logo图标进一步放大
+    xl: isSplitLayout ? 160 : 110 
+  });
+  const logoContainerSize = useResponsiveValue({ 
+    xs: 110, sm: 120, md: 130, 
+    lg: isSplitLayout ? 200 : 150, // 大屏模式Logo容器进一步放大
+    xl: isSplitLayout ? 220 : 170 
+  });
+  const appNameSize = useResponsiveValue({ 
+    xs: 28, sm: 30, md: 32, 
+    lg: isSplitLayout ? 60 : 36,   // 大屏模式标题文字大幅放大
+    xl: isSplitLayout ? 72 : 40 
+  });
+  const formMaxWidth = isSplitLayout ? 420 : undefined;

  // 启动入场动画
  useEffect(() => {
+    Animated.sequence([
      Animated.parallel([
        Animated.timing(fadeAnim, {
          toValue: 1,
-        duration: 400,
+          duration: 600,
          useNativeDriver: true,
        }),
+        Animated.timing(scaleAnim, {
+          toValue: 1,
+          duration: 600,
+          useNativeDriver: true,
+        }),
+      ]),
      Animated.timing(slideAnim, {
        toValue: 0,
+        duration: 500,
+        useNativeDriver: true,
+      }),
+      Animated.timing(inputFadeAnim, {
+        toValue: 1,
        duration: 400,
        useNativeDriver: true,
      }),
@@ -81,13 +117,20 @@ export const LoginScreen: React.FC = () => {
      showPrompt({ title: '提示', message: '请输入密码', type: 'warning' });
      return false;
    }
-    if (!agreedToTerms) {
-      showPrompt({ title: '提示', message: '请同意用户协议和隐私政策', type: 'warning' });
+    if (password.length < 6) {
+      showPrompt({ title: '提示', message: '密码长度不能少于6位', type: 'warning' });
      return false;
    }
    return true;
  };

+  // store error 同步到本地
+  useEffect(() => {
+    if (storeError) {
+      setErrorMsg(storeError);
+    }
+  }, [storeError]);
+
  useEffect(() => {
    if (isAuthenticated) {
      router.replace(hrefs.hrefHome());
@@ -95,6 +138,7 @@ export const LoginScreen: React.FC = () => {
  }, [isAuthenticated, router]);

  const clearError = () => {
+    setErrorMsg(null);
    setStoreError(null);
  };

@@ -108,11 +152,11 @@ export const LoginScreen: React.FC = () => {
      const success = await login({ username, password });
      if (!success) {
        if (!useAuthStore.getState().error) {
-          showPrompt({ title: '登录失败', message: '请检查用户名和密码', type: 'error' });
+          setErrorMsg('登录失败，请稍后重试');
        }
      }
    } catch (error: any) {
-      showPrompt({ title: '登录失败', message: error.message || '请检查用户名和密码', type: 'error' });
+      setErrorMsg(error.message || '登录失败，请检查用户名和密码');
    } finally {
      setLoading(false);
    }
@@ -123,46 +167,86 @@ export const LoginScreen: React.FC = () => {
    router.push(hrefs.hrefAuthRegister());
  };

-  return (
-    <SafeAreaView style={styles.container}>
-      <StatusBar barStyle={resolved === 'dark' ? 'light-content' : 'dark-content'} backgroundColor={colors.background.paper} />
-      <KeyboardAvoidingView
-        behavior={Platform.OS === 'ios' ? 'padding' : 'height'}
-        style={styles.keyboardView}
-      >
-        <ScrollView
-          contentContainerStyle={[
-            styles.scrollContent,
-            isLandscape && styles.scrollContentLandscape,
-          ]}
-          showsVerticalScrollIndicator={false}
-          keyboardShouldPersistTaps="handled"
-        >
+  // 渲染左侧面板（Logo和品牌信息）- 优化大屏布局
+  const renderLeftPanel = () => (
    <Animated.View
      style={[
-              styles.content,
+        styles.leftPanel,
+        isSplitLayout && styles.splitLeftPanel, // 大屏模式专用布局
        {
          opacity: fadeAnim,
+          transform: [{ scale: scaleAnim }],
+        },
+      ]}
+    >
+      {/* 胡萝卜图标 - 靠上显示 */}
+      <View style={[
+        styles.logoContainer,
+        styles.logoContainerTop,
+        isSplitLayout && styles.splitLogoContainer, // 大屏模式Logo容器样式
+        { width: logoContainerSize, height: logoContainerSize, borderRadius: logoContainerSize / 2 }
+      ]}>
+        <MaterialCommunityIcons
+          name="carrot"
+          size={logoSize}
+          color="#FFF"
+        />
+      </View>
+      
+      {/* 品牌名称 - 优化大屏排版 */}
+      <Text style={[styles.appName, isSplitLayout && styles.splitAppName]}>萝卜社区</Text>
+      <Text style={[styles.subtitle, isSplitLayout && styles.splitSubtitle]}>发现有趣的内容，结识志同道合的朋友</Text>
+      
+      {/* 装饰元素 - 大屏模式改为水平排列 + 大幅放大 */}
+      <View style={[styles.leftPanelDecorBottom, isSplitLayout && styles.splitLeftPanelDecorBottom]}>
+        {isSplitLayout ? (
+          // 大屏模式：水平排列 + 大幅放大图标
+          <View style={styles.splitDecorRow}>
+            <MaterialCommunityIcons name="chat-outline" size={80} color="rgba(255,255,255,0.4)" style={styles.splitDecorIcon} />
+            <MaterialCommunityIcons name="account-group-outline" size={90} color="rgba(255,255,255,0.45)" style={styles.splitDecorIcon} />
+            <MaterialCommunityIcons name="bell-outline" size={85} color="rgba(255,255,255,0.35)" style={styles.splitDecorIcon} />
+          </View>
+        ) : (
+          // 小屏模式：保持原有横向排列
+          <View style={styles.decorRow}>
+            <MaterialCommunityIcons name="chat-outline" size={48} color="rgba(255,255,255,0.35)" />
+            <MaterialCommunityIcons name="account-group-outline" size={44} color="rgba(255,255,255,0.3)" />
+            <MaterialCommunityIcons name="bell-outline" size={40} color="rgba(255,255,255,0.25)" />
+          </View>
+        )}
+      </View>
+    </Animated.View>
+  );
+
+  // 渲染表单内容
+  const renderFormContent = () => (
+    <View style={isSplitLayout ? styles.splitFormWrapper : styles.singleFormWrapper}>
+      <Animated.View 
+        style={[
+          styles.formCard,
+          // 核心修改：大屏模式使用专用的阴影样式，小屏用原有阴影
+          isSplitLayout ? styles.splitFormCardShadow : styles.normalFormCardShadow,
+          formMaxWidth && { maxWidth: formMaxWidth, width: '100%' },
+          {
+            opacity: inputFadeAnim,
            transform: [{ translateY: slideAnim }],
          },
        ]}
      >
-            {/* 标题区域 - 增大间距 */}
-            <View style={styles.titleSection}>
-              <Text style={styles.title}>欢迎回来</Text>
-              <View style={styles.underline} />
-              <Text style={styles.subtitle}>请登录您的账号</Text>
-            </View>
+        <Text style={styles.formTitle}>欢迎回来</Text>
        
-            {/* 表单区域 */}
-            <View style={styles.formSection}>
        {/* 用户名输入框 */}
        <View style={styles.inputContainer}>
-                <Text style={styles.inputLabel}>用户名</Text>
          <View style={styles.inputWrapper}>
+            <MaterialCommunityIcons
+              name="account-outline"
+              size={22}
+              color={colors.primary.main}
+              style={styles.inputIcon}
+            />
            <TextInput
              style={styles.input}
-                    placeholder="请输入用户名"
+              placeholder="用户名 / 邮箱 / 手机号"
              placeholderTextColor={colors.text.hint}
              value={username}
              onChangeText={(v) => { setUsername(v); clearError(); }}
@@ -171,15 +255,29 @@ export const LoginScreen: React.FC = () => {
              returnKeyType="next"
            />
            {username.length > 0 && (
-                    <MaterialCommunityIcons name="check-circle" size={20} color={colors.primary.main} style={styles.checkIcon} />
+              <TouchableOpacity 
+                onPress={() => setUsername('')}
+                style={styles.clearButton}
+              >
+                <MaterialCommunityIcons 
+                  name="close-circle" 
+                  size={20} 
+                  color={colors.text.hint} 
+                />
+              </TouchableOpacity>
            )}
          </View>
        </View>

        {/* 密码输入框 */}
        <View style={styles.inputContainer}>
-                <Text style={styles.inputLabel}>密码</Text>
          <View style={styles.inputWrapper}>
+            <MaterialCommunityIcons
+              name="lock-outline"
+              size={22}
+              color={colors.primary.main}
+              style={styles.inputIcon}
+            />
            <TextInput
              style={styles.input}
              placeholder="请输入密码"
@@ -193,7 +291,7 @@ export const LoginScreen: React.FC = () => {
            />
            <TouchableOpacity 
              onPress={() => setShowPassword(!showPassword)}
-                    style={styles.eyeButton}
+              style={styles.clearButton}
            >
              <MaterialCommunityIcons 
                name={showPassword ? 'eye-off-outline' : 'eye-outline'} 
@@ -212,171 +310,343 @@ export const LoginScreen: React.FC = () => {
          <Text style={styles.forgotPasswordText}>忘记密码？</Text>
        </TouchableOpacity>

-              {/* 服务条款勾选 */}
-              <View style={styles.termsContainer}>
-                  <TouchableOpacity
-                    onPress={() => setAgreedToTerms(!agreedToTerms)}
-                    activeOpacity={0.8}
-                    style={styles.checkboxWrapper}
-                  >
+        {/* 内联错误提示 */}
+        {errorMsg && (
+          <View style={styles.errorBox}>
            <MaterialCommunityIcons
-                      name={agreedToTerms ? 'checkbox-marked' : 'checkbox-blank-outline'}
-                      size={22}
-                      color={agreedToTerms ? colors.primary.main : colors.text.hint}
+              name="alert-circle-outline"
+              size={16}
+              color={colors.error.dark}
+              style={{ marginRight: 6, marginTop: 1 }}
            />
-                  </TouchableOpacity>
-                <Text style={styles.termsText}>
-                  我已阅读并同意
-                  <Text
-                    style={styles.termsLink}
-                    onPress={() => router.push(hrefs.hrefProfileTerms())}
-                  >
-                    《用户协议》
-                  </Text>
-                  和
-                  <Text
-                    style={styles.termsLink}
-                    onPress={() => router.push(hrefs.hrefProfilePrivacy())}
-                  >
-                    《隐私政策》
-                  </Text>
-                </Text>
+            <Text style={styles.errorText}>{errorMsg}</Text>
          </View>
+        )}

        {/* 登录按钮 */}
        <TouchableOpacity
          style={[styles.loginButton, loading && styles.loginButtonDisabled]}
          onPress={handleLogin}
          disabled={loading}
-                activeOpacity={0.9}
+          activeOpacity={0.8}
+        >
+          <LinearGradient
+            colors={[colors.primary.main, colors.primary.light]}
+            start={{ x: 0, y: 0 }}
+            end={{ x: 1, y: 0 }}
+            style={styles.loginButtonGradient}
          >
            {loading ? (
-                  <ActivityIndicator size="small" color={colors.text.inverse} />
+              <ActivityIndicator size="small" color="#FFF" />
            ) : (
              <Text style={styles.loginButtonText}>登 录</Text>
            )}
+          </LinearGradient>
        </TouchableOpacity>
-            </View>
+      </Animated.View>

      {/* 底部注册提示 */}
-            <View style={styles.footer}>
+      <Animated.View 
+        style={[
+          styles.footerSection,
+          { opacity: inputFadeAnim },
+        ]}
+      >
        <Text style={styles.footerText}>还没有账号？</Text>
        <TouchableOpacity onPress={handleGoToRegister}>
          <Text style={styles.registerLink}>立即注册</Text>
        </TouchableOpacity>
-            </View>
-
-
      </Animated.View>
+    </View>
+  );
+
+  // 渲染分栏布局
+  const renderSplitLayout = () => (
+    <View style={styles.splitContainer}>
+      {/* 左侧橙色面板 */}
+      <LinearGradient
+        colors={[colors.primary.main, colors.primary.light, '#FFB088']}
+        start={{ x: 0, y: 0 }}
+        end={{ x: 1, y: 1 }}
+        style={styles.leftPanelContainer}
+      >
+        {/* 装饰性背景元素 */}
+        <View style={styles.decorCircle1} />
+        <View style={styles.decorCircle2} />
+        
+        <StatusBar barStyle="light-content" />
+        <SafeAreaView style={styles.leftPanelSafeArea}>
+          {renderLeftPanel()}
+        </SafeAreaView>
+      </LinearGradient>
+
+      {/* 右侧中性灰面板 */}
+      <View style={styles.rightPanelContainer}>
+        <StatusBar barStyle="dark-content" />
+        <SafeAreaView style={styles.rightPanelSafeArea}>
+          {/* 核心修复：用View包裹，确保垂直+水平居中 */}
+          <View style={styles.splitRightContentWrapper}>
+            {renderFormContent()}
+          </View>
+        </SafeAreaView>
+      </View>
+    </View>
+  );
+
+  // 渲染单栏布局
+  const renderSingleLayout = () => (
+    <SafeAreaView style={styles.container}>
+      <StatusBar barStyle="light-content" />
+      <LinearGradient
+        colors={[colors.primary.main, colors.primary.light, '#FFB088']}
+        start={{ x: 0, y: 0 }}
+        end={{ x: 1, y: 1 }}
+        style={styles.gradient}
+      >
+        <KeyboardAvoidingView
+          behavior={Platform.OS === 'ios' ? 'padding' : 'height'}
+          style={styles.keyboardView}
+        >
+          <ScrollView
+            contentContainerStyle={[
+              styles.scrollContent,
+              isLandscape && styles.scrollContentLandscape,
+            ]}
+            showsVerticalScrollIndicator={false}
+            keyboardShouldPersistTaps="handled"
+          >
+            {/* 装饰性背景元素 */}
+            <View style={styles.decorCircle1} />
+            <View style={styles.decorCircle2} />
+            
+            {/* 头部 */}
+            <Animated.View 
+              style={[
+                styles.headerSection,
+                isLandscape && styles.headerSectionLandscape,
+                {
+                  opacity: fadeAnim,
+                  transform: [{ scale: scaleAnim }],
+                },
+              ]}
+            >
+              <View style={[
+                styles.logoContainer,
+                { width: logoContainerSize, height: logoContainerSize, borderRadius: logoContainerSize / 2 }
+              ]}>
+                <MaterialCommunityIcons 
+                  name="carrot" 
+                  size={logoSize} 
+                  color="#FFF" 
+                />
+              </View>
+              <Text style={[styles.appName, { fontSize: appNameSize }]}>萝卜社区</Text>
+              <Text style={styles.subtitle}>发现有趣的内容，结识志同道合的朋友</Text>
+            </Animated.View>
+
+            {/* 表单 */}
+            {renderFormContent()}
          </ScrollView>
        </KeyboardAvoidingView>
+      </LinearGradient>
    </SafeAreaView>
  );
+
+  return isSplitLayout ? renderSplitLayout() : renderSingleLayout();
 };

 function createLoginStyles(colors: AppColors) {
  return StyleSheet.create({
  container: {
    flex: 1,
-      backgroundColor: colors.background.paper,
+  },
+  gradient: {
+    flex: 1,
  },
  keyboardView: {
    flex: 1,
  },
+  // 单栏布局内容
  scrollContent: {
    flexGrow: 1,
-      paddingHorizontal: 28,
-      paddingTop: 60,
-      paddingBottom: 40,
+    paddingHorizontal: spacing.xl,
+    paddingVertical: spacing['2xl'],
+  },
+  scrollContentCentered: {
+    alignItems: 'center',
+    justifyContent: 'center',
+    flex: 1,
  },
  scrollContentLandscape: {
-      paddingTop: 30,
+    paddingVertical: spacing.lg,
  },
-    content: {
-      flex: 1,
-      maxWidth: 400,
-      width: '100%',
-      alignSelf: 'center',
+  // 装饰性背景元素
+  decorCircle1: {
+    position: 'absolute',
+    top: -100,
+    right: -100,
+    width: 300,
+    height: 300,
+    borderRadius: 150,
+    backgroundColor: 'rgba(255,255,255,0.1)',
  },
-
-    // 标题区域 - 增大间距
-    titleSection: {
-      marginBottom: 48,
-      marginTop: 20,
+  decorCircle2: {
+    position: 'absolute',
+    bottom: 100,
+    left: -150,
+    width: 250,
+    height: 250,
+    borderRadius: 125,
+    backgroundColor: 'rgba(255,255,255,0.08)',
  },
-    title: {
-      fontSize: 32,
-      fontWeight: '700',
-      color: colors.text.primary,
-      lineHeight: 40,
+  // 头部区域
+  headerSection: {
+    alignItems: 'center',
+    marginTop: spacing['3xl'],
+    marginBottom: spacing['3xl'],
  },
-    underline: {
-      width: 40,
-      height: 4,
-      backgroundColor: colors.primary.main,
-      borderRadius: 2,
-      marginTop: 12,
-      marginBottom: 16,
+  headerSectionLandscape: {
+    marginTop: spacing.lg,
+    marginBottom: spacing.lg,
+  },
+  logoContainer: {
+    backgroundColor: 'rgba(255,255,255,0.25)',
+    alignItems: 'center',
+    justifyContent: 'center',
+    marginBottom: spacing.lg,
+    borderWidth: 2,
+    borderColor: 'rgba(255,255,255,0.4)',
+    ...shadows.md,
+  },
+  // 大屏模式Logo容器样式 - 增加阴影和内边距，更立体
+  splitLogoContainer: {
+    borderWidth: 3,
+    borderColor: 'rgba(255,255,255,0.5)',
+    ...shadows.lg,
+  },
+  logoContainerTop: {
+    marginTop: spacing['3xl'],
+  },
+  appName: {
+    fontWeight: '800',
+    color: '#FFFFFF',
+    marginBottom: spacing.sm,
+    textShadowColor: 'rgba(0,0,0,0.1)',
+    textShadowOffset: { width: 0, height: 2 },
+    textShadowRadius: 4,
+  },
+  // 大屏模式标题样式 - 大幅放大，增加间距和文字效果
+  splitAppName: {
+    fontSize: 72, // 大幅放大主标题
+    marginBottom: spacing['2xl'],
+    textShadowOffset: { width: 0, height: 4 },
+    textShadowRadius: 8,
+    letterSpacing: 4, // 增加字间距，更显大气
+    fontWeight: '900',
  },
  subtitle: {
-      fontSize: 16,
-      color: colors.text.secondary,
+    fontSize: fontSizes.md,
+    color: 'rgba(255,255,255,0.9)',
+    textAlign: 'center',
+    paddingHorizontal: spacing.xl,
  },
-
-    // 表单区域
-    formSection: {
-      marginBottom: 32,
-    },
-
-    // 输入框
-    inputContainer: {
-      marginBottom: 24,
-    },
-    inputLabel: {
-      fontSize: 14,
+  // 大屏模式副标题样式 - 大幅放大
+  splitSubtitle: {
+    fontSize: 24, // 放大副标题
+    marginBottom: spacing['6xl'], // 增加底部间距
+    lineHeight: 36,
+    paddingHorizontal: spacing['4xl'],
+    letterSpacing: 1.5,
    fontWeight: '500',
-      color: colors.text.secondary,
-      marginBottom: 10,
+  },
+  // 表单卡片（基础样式，无阴影）
+  formCard: {
+    backgroundColor: colors.background.paper,
+    borderRadius: borderRadius['2xl'],
+    padding: spacing['2xl'],
+    marginBottom: spacing.xl,
+  },
+  // 小屏模式：原有默认阴影
+  normalFormCardShadow: {
+    ...shadows.md,
+  },
+  // 大屏模式：专用全向阴影
+  splitFormCardShadow: {
+    // iOS 全向柔和阴影
+    shadowColor: '#000',
+    shadowOffset: { width: 0, height: 2 },
+    shadowOpacity: 0.12,
+    shadowRadius: 12,
+    // Android 高程 + 轻微边框（模拟顶部阴影）
+    elevation: 8,
+    // 新增：极细微的顶部边框，强化区分度
+    borderTopWidth: 1,
+    borderTopColor: 'rgba(0,0,0,0.05)',
+  },
+  formTitle: {
+    fontSize: fontSizes['2xl'],
+    fontWeight: '700',
+    color: colors.text.primary,
+    marginBottom: spacing.xl,
+    textAlign: 'center',
+  },
+  inputContainer: {
+    marginBottom: spacing.lg,
  },
  inputWrapper: {
    flexDirection: 'row',
    alignItems: 'center',
    backgroundColor: colors.background.default,
-      borderRadius: 14,
-      paddingHorizontal: 18,
+    borderRadius: borderRadius.lg,
+    borderWidth: 1.5,
+    borderColor: colors.divider,
+    paddingHorizontal: spacing.md,
    height: 56,
  },
+  inputIcon: {
+    marginRight: spacing.sm,
+  },
  input: {
    flex: 1,
-      fontSize: 16,
+    fontSize: fontSizes.md,
    color: colors.text.primary,
-      height: 56,
  },
-    checkIcon: {
-      marginLeft: 8,
+  clearButton: {
+    padding: spacing.xs,
  },
-    eyeButton: {
-      padding: 4,
-      marginLeft: 4,
-    },
-
-    // 忘记密码
  forgotPassword: {
    alignSelf: 'flex-end',
-      marginBottom: 28,
-      marginTop: -8,
+    marginBottom: spacing.md,
  },
  forgotPasswordText: {
-      fontSize: 14,
+    fontSize: fontSizes.sm,
    color: colors.primary.main,
-      fontWeight: '500',
+    fontWeight: '600',
+  },
+  errorBox: {
+    flexDirection: 'row',
+    alignItems: 'flex-start',
+    backgroundColor: colors.accent.light,
+    borderRadius: borderRadius.md,
+    paddingHorizontal: spacing.md,
+    paddingVertical: spacing.sm,
+    marginBottom: spacing.md,
+    borderLeftWidth: 3,
+    borderLeftColor: colors.accent.main,
+  },
+  errorText: {
+    flex: 1,
+    fontSize: fontSizes.sm,
+    color: colors.accent.dark,
+    lineHeight: 20,
  },
-
-    // 登录按钮
  loginButton: {
-      height: 56,
-      borderRadius: 14,
-      backgroundColor: colors.primary.main,
+    borderRadius: borderRadius.lg,
+    overflow: 'hidden',
+    ...shadows.md,
+  },
+  loginButtonGradient: {
+    height: 52,
    alignItems: 'center',
    justifyContent: 'center',
  },
@@ -384,59 +654,116 @@ function createLoginStyles(colors: AppColors) {
    opacity: 0.7,
  },
  loginButtonText: {
-      fontSize: 17,
-      fontWeight: '600',
-      color: colors.text.inverse,
+    fontSize: fontSizes.lg,
+    fontWeight: '700',
+    color: '#FFFFFF',
  },
-
-    // 底部
-    footer: {
+  // 底部区域
+  footerSection: {
    flexDirection: 'row',
    justifyContent: 'center',
    alignItems: 'center',
-      marginTop: 40,
+    paddingTop: spacing.xl,
  },
  footerText: {
-      fontSize: 15,
-      color: colors.text.secondary,
+    fontSize: fontSizes.md,
+    color: colors.text.primary,
  },
  registerLink: {
-      fontSize: 15,
+    fontSize: fontSizes.md,
    color: colors.primary.main,
-      fontWeight: '600',
-      marginLeft: 6,
+    fontWeight: '700',
+    marginLeft: spacing.xs,
+    textDecorationLine: 'underline',
  },
-    policyFooter: {
-      alignItems: 'center',
-      marginTop: 24,
-    },
-    policyText: {
-      fontSize: 13,
-      color: colors.text.hint,
-    },
-    policyLink: {
-      color: colors.primary.main,
-      fontWeight: '500',
-    },
-    termsContainer: {
-      flexDirection: 'row',
-      alignItems: 'flex-start',
-      marginBottom: 20,
-      marginTop: 4,
-    },
-    checkboxWrapper: {
-      paddingTop: 2,
-    },
-    termsText: {
-      fontSize: 14,
-      color: colors.text.secondary,
-      marginLeft: 10,
+  // ========== 分栏布局样式 ==========
+  splitContainer: {
    flex: 1,
-      lineHeight: 22,
+    flexDirection: 'row',
  },
-    termsLink: {
-      color: colors.primary.main,
-      fontWeight: '500',
+  leftPanelContainer: {
+    flex: 1,  // 50%
+    justifyContent: 'center',
+    alignItems: 'center',
+    overflow: 'hidden',
+  },
+  leftPanelSafeArea: {
+    flex: 1,
+    justifyContent: 'center',
+    alignItems: 'center',
+    paddingHorizontal: spacing['4xl'], // 增加内边距，不贴边
+  },
+  leftPanel: {
+    alignItems: 'center',
+    paddingHorizontal: spacing['2xl'],
+  },
+  // 大屏模式左侧面板布局
+  splitLeftPanel: {
+    width: '100%',
+    justifyContent: 'center',
+    paddingVertical: spacing['6xl'],
+  },
+  leftPanelDecor: {
+    position: 'absolute',
+    bottom: spacing['4xl'],
+    left: 0,
+    right: 0,
+    alignItems: 'center',
+  },
+  leftPanelDecorBottom: {
+    marginTop: spacing['2xl'],
+  },
+  // 大屏模式装饰元素布局
+  splitLeftPanelDecorBottom: {
+    marginTop: spacing['6xl'],
+    width: '100%',
+    alignItems: 'center',
+  },
+  // 大屏模式装饰元素水平排列
+  splitDecorRow: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    justifyContent: 'space-around',
+    width: '100%',
+    gap: spacing['2xl'], // 增加图标间距
+  },
+  // 大屏模式装饰图标样式
+  splitDecorIcon: {
+    transform: [{ scale: 1.1 }],
+    opacity: 0.9,
+  },
+  decorRow: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    justifyContent: 'space-around',
+    width: '80%',
+  },
+  rightPanelContainer: {
+    flex: 1,  // 50%
+    backgroundColor: colors.background.paper,
+  },
+  rightPanelSafeArea: {
+    flex: 1,
+    // 移除左右内边距，交给子容器控制
+  },
+  // 分栏布局右侧内容包裹器（核心修复）
+  splitRightContentWrapper: {
+    flex: 1,
+    justifyContent: 'center',
+    alignItems: 'center',
+    // 新增：左右内边距，保证表单和边缘有间距
+    paddingHorizontal: spacing['2xl'],
+  },
+  // 表单内容包裹器（区分大屏/小屏）
+  splitFormWrapper: {
+    // 关键修改：设置最大宽度 + 自适应宽度，实现水平居中
+    maxWidth: 420,
+    width: '100%',
+  },
+  singleFormWrapper: {
+    flexGrow: 1,
+    width: '100%',
+    // 移除这里的阴影，避免重复
  },
  });
 }
--- a/src/screens/auth/RegisterScreen.tsx
+++ b/src/screens/auth/RegisterScreen.tsx
--- a/src/screens/auth/RegisterStep1Email.tsx
+++ b/src/screens/auth/RegisterStep1Email.tsx
@@ -1,186 +0,0 @@
-/**
- * 注册步骤1：输入邮箱
- * 包含邮箱输入框和获取验证码按钮
- */
-
-import React, { useState } from 'react';
-import {
-  View,
-  Text,
-  StyleSheet,
-  TextInput,
-  TouchableOpacity,
-} from 'react-native';
-import { MaterialCommunityIcons } from '@expo/vector-icons';
-import { useAppColors, type AppColors } from '../../theme';
-import { RegisterStepProps } from './types';
-
-export const RegisterStep1Email: React.FC<RegisterStepProps> = ({
-  formData,
-  updateFormData,
-  onNext,
-  colors: propColors,
-  sendingCode,
-  countdown,
-  onSendCode,
-}) => {
-  const colors = propColors || useAppColors();
-  const styles = createStyles(colors);
-
-  const [emailError, setEmailError] = useState('');
-
-  const validateEmail = (email: string): boolean => {
-    if (!email.trim()) {
-      setEmailError('请输入邮箱');
-      return false;
-    }
-    if (!/^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(email)) {
-      setEmailError('请输入正确的邮箱地址');
-      return false;
-    }
-    setEmailError('');
-    return true;
-  };
-
-  const handleSendCode = async () => {
-    if (!validateEmail(formData.email)) {
-      return;
-    }
-    if (onSendCode) {
-      const success = await onSendCode(formData.email);
-      if (success) {
-        onNext();
-      }
-    }
-  };
-
-  return (
-    <View style={styles.container}>
-      <View style={styles.formSection}>
-        {/* 邮箱输入框 */}
-        <View style={styles.inputContainer}>
-          <Text style={styles.inputLabel}>邮箱</Text>
-          <View
-            style={[
-              styles.inputWrapper,
-              emailError ? styles.inputWrapperError : null,
-            ]}
-          >
-            <TextInput
-              style={styles.input}
-              placeholder="请输入邮箱地址"
-              placeholderTextColor={colors.text?.hint || '#999'}
-              value={formData.email}
-              onChangeText={(text) => {
-                updateFormData({ email: text });
-                if (emailError) setEmailError('');
-              }}
-              autoCapitalize="none"
-              autoCorrect={false}
-              keyboardType="email-address"
-              editable={!sendingCode}
-            />
-            {formData.email.length > 0 &&
-              /^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(formData.email) && (
-                <MaterialCommunityIcons
-                  name="check-circle"
-                  size={20}
-                  color={colors.primary.main}
-                  style={styles.checkIcon}
-                />
-              )}
-          </View>
-          {emailError ? (
-            <Text style={styles.errorText}>{emailError}</Text>
-          ) : null}
-        </View>
-
-        {/* 获取验证码按钮 */}
-        <TouchableOpacity
-          style={[
-            styles.actionButton,
-            (sendingCode || (countdown ?? 0) > 0) && styles.actionButtonDisabled,
-          ]}
-          onPress={handleSendCode}
-          disabled={sendingCode || (countdown ?? 0) > 0}
-          activeOpacity={0.9}
-        >
-          <Text style={styles.actionButtonText}>
-            {sendingCode
-              ? '发送中...'
-              : (countdown ?? 0) > 0
-              ? `${countdown}秒后重试`
-              : '获取验证码'}
-          </Text>
-        </TouchableOpacity>
-      </View>
-    </View>
-  );
-}
-
-function createStyles(colors: AppColors) {
-  return StyleSheet.create({
-    container: {
-      flex: 1,
-      paddingTop: 20,
-    },
-    formSection: {
-      marginBottom: 24,
-    },
-    inputContainer: {
-      marginBottom: 24,
-    },
-    inputLabel: {
-      fontSize: 14,
-      fontWeight: '500',
-      color: colors.text?.secondary || '#666',
-      marginBottom: 10,
-    },
-    inputWrapper: {
-      flexDirection: 'row',
-      alignItems: 'center',
-      backgroundColor: colors.background.default,
-      borderRadius: 14,
-      paddingHorizontal: 18,
-      height: 56,
-      borderWidth: 1,
-      borderColor: 'transparent',
-    },
-    inputWrapperError: {
-      borderColor: colors.error?.main || '#FF4444',
-    },
-    input: {
-      flex: 1,
-      fontSize: 16,
-      color: colors.text?.primary || '#333',
-      height: 56,
-    },
-    checkIcon: {
-      marginLeft: 8,
-    },
-    errorText: {
-      fontSize: 12,
-      color: colors.error?.main || '#FF4444',
-      marginTop: 6,
-      marginLeft: 4,
-    },
-    actionButton: {
-      height: 56,
-      borderRadius: 14,
-      backgroundColor: colors.primary.main,
-      alignItems: 'center',
-      justifyContent: 'center',
-      marginTop: 8,
-    },
-    actionButtonDisabled: {
-      opacity: 0.6,
-    },
-    actionButtonText: {
-      fontSize: 17,
-      fontWeight: '600',
-      color: colors.text.inverse,
-    },
-  });
-}
-
-export default RegisterStep1Email;
--- a/src/screens/auth/RegisterStep2Verification.tsx
+++ b/src/screens/auth/RegisterStep2Verification.tsx
@@ -1,201 +0,0 @@
-import React, { useState } from 'react';
-import {
-  View,
-  Text,
-  StyleSheet,
-  TouchableOpacity,
-} from 'react-native';
-import { MaterialCommunityIcons } from '@expo/vector-icons';
-import { useAppColors, type AppColors } from '../../theme';
-import { VerificationCodeInput } from '../../components/common';
-import { RegisterStepProps } from './types';
-
-export const RegisterStep2Verification: React.FC<RegisterStepProps> = ({
-  formData,
-  updateFormData,
-  onNext,
-  onPrev,
-  colors: propColors,
-  countdown,
-  onSendCode,
-}) => {
-  const colors = propColors || useAppColors();
-  const styles = createStyles(colors);
-
-  const [codeError, setCodeError] = useState('');
-  const [isVerifying, setIsVerifying] = useState(false);
-
-  const handleComplete = async (code: string) => {
-    if (code.length !== 6) {
-      setCodeError('请输入6位验证码');
-      return;
-    }
-    setCodeError('');
-    setIsVerifying(true);
-    
-    // 模拟验证，实际应该调用API验证验证码
-    // const success = await authService.verifyCode(formData.email, code);
-    
-    setTimeout(() => {
-      setIsVerifying(false);
-      onNext();
-    }, 500);
-  };
-
-  const handleResendCode = async () => {
-    if (onSendCode && countdown === 0) {
-      await onSendCode(formData.email);
-    }
-  };
-
-  const formatCountdown = (seconds: number): string => {
-    const minutes = Math.floor(seconds / 60);
-    const secs = seconds % 60;
-    return `${minutes}:${secs.toString().padStart(2, '0')}`;
-  };
-
-  return (
-    <View style={styles.container}>
-      <View style={styles.emailInfo}>
-        <Text style={styles.emailText}>验证码已发送至 {formData.email}</Text>
-      </View>
-
-      <View style={styles.formSection}>
-        {/* 验证码输入 */}
-        <View style={styles.codeInputContainer}>
-          <VerificationCodeInput
-            value={formData.verificationCode}
-            onChangeValue={(value) => {
-              updateFormData({ verificationCode: value });
-              if (codeError) setCodeError('');
-            }}
-            length={6}
-            autoFocus={true}
-            onComplete={handleComplete}
-            disabled={isVerifying}
-          />
-          {codeError ? (
-            <Text style={styles.errorText}>{codeError}</Text>
-          ) : null}
-        </View>
-
-        {/* 重发倒计时 */}
-        <View style={styles.resendContainer}>
-          {(countdown ?? 0) > 0 ? (
-            <Text style={styles.countdownText}>
-              {formatCountdown(countdown!)} 后重新发送
-            </Text>
-          ) : (
-            <TouchableOpacity onPress={handleResendCode} activeOpacity={0.8}>
-              <Text style={styles.resendText}>重新发送验证码</Text>
-            </TouchableOpacity>
-          )}
-        </View>
-
-        {/* 下一步按钮 */}
-        <TouchableOpacity
-          style={[
-            styles.actionButton,
-            formData.verificationCode.length !== 6 && styles.actionButtonDisabled,
-            isVerifying && styles.actionButtonDisabled,
-          ]}
-          onPress={() => handleComplete(formData.verificationCode)}
-          disabled={formData.verificationCode.length !== 6 || isVerifying}
-          activeOpacity={0.9}
-        >
-          <Text style={styles.actionButtonText}>
-            {isVerifying ? '验证中...' : '下一步'}
-          </Text>
-        </TouchableOpacity>
-
-        {/* 返回按钮 */}
-        <TouchableOpacity
-          style={styles.backButton}
-          onPress={onPrev}
-          activeOpacity={0.8}
-        >
-          <MaterialCommunityIcons
-            name="arrow-left"
-            size={18}
-            color={colors.text?.secondary || '#666'}
-          />
-          <Text style={styles.backButtonText}>返回上一步</Text>
-        </TouchableOpacity>
-      </View>
-    </View>
-  );
-}
-
-function createStyles(colors: AppColors) {
-  return StyleSheet.create({
-    container: {
-      flex: 1,
-      paddingTop: 20,
-    },
-    emailInfo: {
-      marginBottom: 32,
-      alignItems: 'center',
-    },
-    emailText: {
-      fontSize: 14,
-      color: colors.text?.secondary || '#666',
-    },
-    formSection: {
-      marginBottom: 24,
-      alignItems: 'center',
-    },
-    codeInputContainer: {
-      marginBottom: 24,
-      width: '100%',
-      alignItems: 'center',
-    },
-    errorText: {
-      fontSize: 12,
-      color: colors.error?.main || '#FF4444',
-      marginTop: 12,
-      textAlign: 'center',
-    },
-    resendContainer: {
-      marginBottom: 32,
-    },
-    countdownText: {
-      fontSize: 14,
-      color: colors.text?.secondary || '#999',
-    },
-    resendText: {
-      fontSize: 14,
-      color: colors.primary.main,
-      fontWeight: '500',
-    },
-    actionButton: {
-      height: 56,
-      borderRadius: 14,
-      backgroundColor: colors.primary.main,
-      alignItems: 'center',
-      justifyContent: 'center',
-      width: '100%',
-      maxWidth: 320,
-    },
-    actionButtonDisabled: {
-      opacity: 0.6,
-    },
-    actionButtonText: {
-      fontSize: 17,
-      fontWeight: '600',
-      color: colors.text.inverse,
-    },
-    backButton: {
-      flexDirection: 'row',
-      alignItems: 'center',
-      marginTop: 20,
-      paddingVertical: 8,
-    },
-    backButtonText: {
-      fontSize: 14,
-      color: colors.text?.secondary || '#666',
-      marginLeft: 6,
-    },
-  });
-}
-
-export default RegisterStep2Verification;
--- a/src/screens/auth/RegisterStep3Profile.tsx
+++ b/src/screens/auth/RegisterStep3Profile.tsx
@@ -1,356 +0,0 @@
-import React, { useState } from 'react';
-import {
-  View,
-  Text,
-  StyleSheet,
-  TextInput,
-  TouchableOpacity,
-  ActivityIndicator,
-} from 'react-native';
-import { useRouter } from 'expo-router';
-import { MaterialCommunityIcons } from '@expo/vector-icons';
-import { useAppColors, type AppColors } from '../../theme';
-import { RegisterStepProps } from './types';
-import * as hrefs from '../../navigation/hrefs';
-
-export const RegisterStep3Profile: React.FC<RegisterStepProps> = ({
-  formData,
-  updateFormData,
-  onNext,
-  onPrev,
-  colors: propColors,
-  loading,
-}) => {
-  const colors = propColors || useAppColors();
-  const styles = createStyles(colors);
-  const router = useRouter();
-
-  const [showPassword, setShowPassword] = useState(false);
-  const [showConfirmPassword, setShowConfirmPassword] = useState(false);
-  const [agreedToTerms, setAgreedToTerms] = useState(false);
-  const [errors, setErrors] = useState<Record<string, string>>({});
-
-  const validateForm = (): boolean => {
-    const newErrors: Record<string, string> = {};
-
-    if (!formData.username.trim()) {
-      newErrors.username = '请输入用户名';
-    } else if (formData.username.length < 3 || formData.username.length > 20) {
-      newErrors.username = '用户名长度需在3-20个字符之间';
-    } else if (!/^[a-zA-Z0-9_]+$/.test(formData.username)) {
-      newErrors.username = '用户名只能包含字母、数字和下划线';
-    }
-
-    if (!formData.nickname.trim()) {
-      newErrors.nickname = '请输入昵称';
-    } else if (formData.nickname.length < 2 || formData.nickname.length > 20) {
-      newErrors.nickname = '昵称长度需在2-20个字符之间';
-    }
-
-    if (!formData.password) {
-      newErrors.password = '请输入密码';
-    } else if (formData.password.length < 8) {
-      newErrors.password = '密码长度不能少于8位';
-    } else if (!/[A-Z]/.test(formData.password)) {
-      newErrors.password = '密码必须包含大写字母';
-    } else if (!/[a-z]/.test(formData.password)) {
-      newErrors.password = '密码必须包含小写字母';
-    } else if (!/[0-9]/.test(formData.password)) {
-      newErrors.password = '密码必须包含数字';
-    }
-
-    if (formData.password !== formData.confirmPassword) {
-      newErrors.confirmPassword = '两次输入的密码不一致';
-    }
-
-    if (!agreedToTerms) {
-      newErrors.terms = '请同意用户协议和隐私政策';
-    }
-
-    setErrors(newErrors);
-    return Object.keys(newErrors).length === 0;
-  };
-
-  const handleSubmit = () => {
-    if (validateForm()) {
-      onNext();
-    }
-  };
-
-  const renderInput = (
-    label: string,
-    field: keyof typeof formData,
-    placeholder: string,
-    options: {
-      secureTextEntry?: boolean;
-      keyboardType?: 'default' | 'email-address' | 'numeric' | 'phone-pad';
-      maxLength?: number;
-      autoCapitalize?: 'none' | 'sentences' | 'words' | 'characters';
-      showToggle?: boolean;
-      toggleValue?: boolean;
-      onToggle?: () => void;
-    } = {}
-  ) => {
-    const {
-      secureTextEntry = false,
-      keyboardType = 'default',
-      maxLength,
-      autoCapitalize = 'none',
-      showToggle,
-      toggleValue,
-      onToggle,
-    } = options;
-
-    const error = errors[field as string];
-    const value = formData[field] || '';
-
-    return (
-      <View style={styles.inputContainer}>
-        <Text style={styles.inputLabel}>{label}</Text>
-        <View
-          style={[
-            styles.inputWrapper,
-            error ? styles.inputWrapperError : null,
-          ]}
-        >
-          <TextInput
-            style={styles.input}
-            placeholder={placeholder}
-            placeholderTextColor={colors.text?.hint || '#999'}
-            value={value}
-            onChangeText={(text) => {
-              updateFormData({ [field]: text } as Partial<typeof formData>);
-              if (errors[field as string]) {
-                setErrors((prev) => ({ ...prev, [field as string]: '' }));
-              }
-            }}
-            autoCapitalize={autoCapitalize}
-            autoCorrect={false}
-            keyboardType={keyboardType}
-            maxLength={maxLength}
-            secureTextEntry={secureTextEntry && !toggleValue}
-            editable={!loading}
-          />
-          {showToggle && onToggle && (
-            <TouchableOpacity onPress={onToggle} style={styles.eyeButton}>
-              <MaterialCommunityIcons
-                name={toggleValue ? 'eye-off-outline' : 'eye-outline'}
-                size={20}
-                color={colors.text?.hint || '#999'}
-              />
-            </TouchableOpacity>
-          )}
-        </View>
-        {error ? <Text style={styles.errorText}>{error}</Text> : null}
-      </View>
-    );
-  };
-
-  return (
-    <View style={styles.container}>
-      <View style={styles.formSection}>
-        {/* 用户名 */}
-        {renderInput('用户名', 'username', '3-20个字符，字母数字下划线', {
-          maxLength: 20,
-        })}
-
-        {/* 昵称 */}
-        {renderInput('昵称', 'nickname', '2-20个字符', {
-          autoCapitalize: 'sentences',
-          maxLength: 20,
-        })}
-
-        {/* 手机号（选填） */}
-        {renderInput('手机号（选填）', 'phone', '请输入手机号', {
-          keyboardType: 'phone-pad',
-          maxLength: 11,
-        })}
-
-        {/* 密码 */}
-        {renderInput('密码', 'password', '至少8位，含大小写字母和数字', {
-          secureTextEntry: true,
-          showToggle: true,
-          toggleValue: showPassword,
-          onToggle: () => setShowPassword(!showPassword),
-        })}
-
-        {/* 确认密码 */}
-        {renderInput('确认密码', 'confirmPassword', '再次输入密码', {
-          secureTextEntry: true,
-          showToggle: true,
-          toggleValue: showConfirmPassword,
-          onToggle: () => setShowConfirmPassword(!showConfirmPassword),
-        })}
-
-        {/* 服务条款 */}
-        <View style={styles.termsContainer}>
-          <TouchableOpacity
-            onPress={() => {
-              setAgreedToTerms(!agreedToTerms);
-              if (errors.terms) {
-                setErrors((prev) => ({ ...prev, terms: '' }));
-              }
-            }}
-            activeOpacity={0.8}
-            style={styles.checkboxWrapper}
-          >
-            <MaterialCommunityIcons
-              name={agreedToTerms ? 'checkbox-marked' : 'checkbox-blank-outline'}
-              size={22}
-              color={agreedToTerms ? colors.primary.main : colors.text?.hint || '#999'}
-            />
-          </TouchableOpacity>
-          <Text style={styles.termsText}>
-            我已阅读并同意
-            <Text
-              style={styles.termsLink}
-              onPress={() => router.push(hrefs.hrefProfileTerms())}
-            >
-              《用户协议》
-            </Text>
-            和
-            <Text
-              style={styles.termsLink}
-              onPress={() => router.push(hrefs.hrefProfilePrivacy())}
-            >
-              《隐私政策》
-            </Text>
-          </Text>
-        </View>
-        {errors.terms ? (
-          <Text style={[styles.errorText, { marginTop: -12, marginBottom: 12 }]}>
-            {errors.terms}
-          </Text>
-        ) : null}
-
-        {/* 完成注册按钮 */}
-        <TouchableOpacity
-          style={[styles.actionButton, loading && styles.actionButtonDisabled]}
-          onPress={handleSubmit}
-          disabled={loading}
-          activeOpacity={0.9}
-        >
-          {loading ? (
-            <ActivityIndicator size="small" color="#FFF" />
-          ) : (
-            <Text style={styles.actionButtonText}>完成注册</Text>
-          )}
-        </TouchableOpacity>
-
-        {/* 返回按钮 */}
-        <TouchableOpacity
-          style={styles.backButton}
-          onPress={onPrev}
-          activeOpacity={0.8}
-          disabled={loading}
-        >
-          <MaterialCommunityIcons
-            name="arrow-left"
-            size={18}
-            color={colors.text?.secondary || '#666'}
-          />
-          <Text style={styles.backButtonText}>返回上一步</Text>
-        </TouchableOpacity>
-      </View>
-    </View>
-  );
-}
-
-function createStyles(colors: AppColors) {
-  return StyleSheet.create({
-    container: {
-      flex: 1,
-      paddingTop: 20,
-    },
-    formSection: {
-      marginBottom: 24,
-    },
-    inputContainer: {
-      marginBottom: 16,
-    },
-    inputLabel: {
-      fontSize: 14,
-      fontWeight: '500',
-      color: colors.text?.secondary || '#666',
-      marginBottom: 8,
-    },
-    inputWrapper: {
-      flexDirection: 'row',
-      alignItems: 'center',
-      backgroundColor: colors.background.default,
-      borderRadius: 14,
-      paddingHorizontal: 18,
-      height: 52,
-      borderWidth: 1,
-      borderColor: 'transparent',
-    },
-    inputWrapperError: {
-      borderColor: colors.error?.main || '#FF4444',
-    },
-    input: {
-      flex: 1,
-      fontSize: 16,
-      color: colors.text?.primary || '#333',
-      height: 52,
-    },
-    eyeButton: {
-      padding: 4,
-      marginLeft: 4,
-    },
-    errorText: {
-      fontSize: 12,
-      color: colors.error?.main || '#FF4444',
-      marginTop: 6,
-      marginLeft: 4,
-    },
-    termsContainer: {
-      flexDirection: 'row',
-      alignItems: 'flex-start',
-      marginBottom: 20,
-      marginTop: 4,
-    },
-    checkboxWrapper: {
-      paddingTop: 2,
-    },
-    termsText: {
-      fontSize: 14,
-      color: colors.text?.secondary || '#666',
-      marginLeft: 10,
-      flex: 1,
-      lineHeight: 22,
-    },
-    termsLink: {
-      color: colors.primary.main,
-      fontWeight: '500',
-    },
-    actionButton: {
-      height: 56,
-      borderRadius: 14,
-      backgroundColor: colors.primary.main,
-      alignItems: 'center',
-      justifyContent: 'center',
-    },
-    actionButtonDisabled: {
-      opacity: 0.7,
-    },
-    actionButtonText: {
-      fontSize: 17,
-      fontWeight: '600',
-      color: colors.text.inverse,
-    },
-    backButton: {
-      flexDirection: 'row',
-      alignItems: 'center',
-      justifyContent: 'center',
-      marginTop: 16,
-      paddingVertical: 8,
-    },
-    backButtonText: {
-      fontSize: 14,
-      color: colors.text?.secondary || '#666',
-      marginLeft: 6,
-    },
-  });
-}
-
-export default RegisterStep3Profile;
--- a/src/screens/auth/VerificationFormScreen.tsx
+++ b/src/screens/auth/VerificationFormScreen.tsx
@@ -1,445 +0,0 @@
-/**
- * 身份认证申请表单页面
- * 用户填写认证信息并提交申请
- */
-
-import React, { useState } from 'react';
-import {
-  View,
-  Text,
-  StyleSheet,
-  TextInput,
-  TouchableOpacity,
-  ScrollView,
-  Image,
-  Alert,
-  ActivityIndicator,
-  Platform,
-} from 'react-native';
-import { SafeAreaView } from 'react-native-safe-area-context';
-import { useRouter, useLocalSearchParams } from 'expo-router';
-import { MaterialCommunityIcons } from '@expo/vector-icons';
-import * as ImagePicker from 'expo-image-picker';
-import { useAppColors, type AppColors } from '../../theme';
-import { useVerificationStore } from '../../stores/verificationStore';
-import { showPrompt } from '../../services/promptService';
-import { uploadService } from '../../services/uploadService';
-import type { UserIdentity } from '../../types/dto';
-
-const IDENTITY_CONFIG: Record<string, { title: string; idField: string; idLabel: string }> = {
-  student: { title: '在校学生', idField: 'student_id', idLabel: '学号' },
-  teacher: { title: '教职工', idField: 'employee_id', idLabel: '工号' },
-  staff: { title: '工作人员', idField: 'employee_id', idLabel: '工号' },
-  alumni: { title: '校友', idField: 'student_id', idLabel: '学号（原）' },
-};
-
-export const VerificationFormScreen: React.FC = () => {
-  const colors = useAppColors();
-  const styles = createStyles(colors);
-  const router = useRouter();
-  const params = useLocalSearchParams<{ identity?: string }>();
-  const { submitVerification, isLoading } = useVerificationStore();
-
-  const [uploading, setUploading] = useState(false);
-  const [formData, setFormData] = useState({
-    real_name: '',
-    student_id: '',
-    employee_id: '',
-    department: '',
-    proof_materials: '',
-  });
-  const [errors, setErrors] = useState<Record<string, string>>({});
-
-  const identity = params.identity as UserIdentity || 'student';
-  const config = IDENTITY_CONFIG[identity] || IDENTITY_CONFIG.student;
-
-  const validateForm = (): boolean => {
-    const newErrors: Record<string, string> = {};
-
-    if (!formData.real_name.trim()) {
-      newErrors.real_name = '请输入真实姓名';
-    }
-
-    if (config.idField === 'student_id' && !formData.student_id.trim()) {
-      newErrors.student_id = `请输入${config.idLabel}`;
-    }
-
-    if (config.idField === 'employee_id' && !formData.employee_id.trim()) {
-      newErrors.employee_id = `请输入${config.idLabel}`;
-    }
-
-    if (!formData.proof_materials) {
-      newErrors.proof_materials = '请上传证明材料';
-    }
-
-    setErrors(newErrors);
-    return Object.keys(newErrors).length === 0;
-  };
-
-  const handlePickImage = async () => {
-    try {
-      const permissionResult = await ImagePicker.requestMediaLibraryPermissionsAsync();
-      if (!permissionResult.granted) {
-        Alert.alert('提示', '需要相册权限才能上传图片');
-        return;
-      }
-
-      const result = await ImagePicker.launchImageLibraryAsync({
-        mediaTypes: ImagePicker.MediaTypeOptions.Images,
-        allowsEditing: true,
-        aspect: [4, 3],
-        quality: 0.8,
-      });
-
-      if (!result.canceled && result.assets[0]) {
-        setFormData({ ...formData, proof_materials: result.assets[0].uri });
-        if (errors.proof_materials) {
-          setErrors({ ...errors, proof_materials: '' });
-        }
-      }
-    } catch (error) {
-      console.error('Failed to pick image:', error);
-      Alert.alert('错误', '选择图片失败');
-    }
-  };
-
-  const handleSubmit = async () => {
-    if (!validateForm()) return;
-
-    setUploading(true);
-    try {
-      let proofMaterialsUrl = formData.proof_materials;
-
-      if (formData.proof_materials.startsWith('file://') || formData.proof_materials.startsWith('content://') || formData.proof_materials.startsWith('blob:')) {
-        const uploadResult = await uploadService.uploadImage({
-          uri: formData.proof_materials,
-        });
-
-        if (!uploadResult || !uploadResult.url) {
-          showPrompt({
-            title: '上传失败',
-            message: '证明材料图片上传失败，请重试',
-            type: 'error',
-          });
-          return;
-        }
-
-        proofMaterialsUrl = uploadResult.url;
-      }
-
-      const success = await submitVerification({
-        identity,
-        real_name: formData.real_name.trim(),
-        student_id: formData.student_id.trim() || undefined,
-        employee_id: formData.employee_id.trim() || undefined,
-        department: formData.department.trim() || undefined,
-        proof_materials: proofMaterialsUrl,
-      });
-
-      if (success) {
-        showPrompt({
-          title: '提交成功',
-          message: '您的认证申请已提交，请等待审核',
-          type: 'success',
-        });
-        router.back();
-      } else {
-        const error = useVerificationStore.getState().error;
-        showPrompt({
-          title: '提交失败',
-          message: error || '请稍后重试',
-          type: 'error',
-        });
-      }
-    } finally {
-      setUploading(false);
-    }
-  };
-
-  const renderInput = (
-    field: keyof typeof formData,
-    label: string,
-    placeholder: string,
-    options: {
-      required?: boolean;
-      keyboardType?: 'default' | 'numeric' | 'email-address';
-      maxLength?: number;
-    } = {}
-  ) => {
-    const { required, keyboardType = 'default', maxLength } = options;
-    const error = errors[field];
-
-    return (
-      <View style={styles.inputContainer}>
-        <Text style={styles.inputLabel}>
-          {label}
-          {required && <Text style={styles.required}> *</Text>}
-        </Text>
-        <View style={[styles.inputWrapper, error && styles.inputWrapperError]}>
-          <TextInput
-            style={styles.input}
-            placeholder={placeholder}
-            placeholderTextColor={colors.text?.hint || '#999'}
-            value={formData[field]}
-            onChangeText={(text) => {
-              setFormData({ ...formData, [field]: text });
-              if (errors[field]) {
-                setErrors({ ...errors, [field]: '' });
-              }
-            }}
-            keyboardType={keyboardType}
-            maxLength={maxLength}
-            editable={!isLoading && !uploading}
-          />
-        </View>
-        {error && <Text style={styles.errorText}>{error}</Text>}
-      </View>
-    );
-  };
-
-  return (
-    <SafeAreaView style={styles.container}>
-      <View style={styles.header}>
-        <TouchableOpacity
-          style={styles.backButton}
-          onPress={() => router.back()}
-          activeOpacity={0.8}
-        >
-          <MaterialCommunityIcons
-            name="arrow-left"
-            size={24}
-            color={colors.text?.primary || '#333'}
-          />
-        </TouchableOpacity>
-        <Text style={styles.headerTitle}>{config.title}认证</Text>
-        <View style={styles.headerRight} />
-      </View>
-
-      <ScrollView
-        contentContainerStyle={styles.scrollContent}
-        showsVerticalScrollIndicator={false}
-        keyboardShouldPersistTaps="handled"
-      >
-        <View style={styles.infoCard}>
-          <MaterialCommunityIcons
-            name="information-outline"
-            size={20}
-            color={colors.primary.main}
-          />
-          <Text style={styles.infoText}>
-            请填写真实信息，上传清晰的证明材料照片，审核通过后将获得认证标识
-          </Text>
-        </View>
-
-        <View style={styles.formSection}>
-          {renderInput('real_name', '真实姓名', '请输入身份证上的姓名', { required: true })}
-
-          {config.idField === 'student_id' && (
-            renderInput('student_id', config.idLabel, `请输入${config.idLabel}`, {
-              required: true,
-              keyboardType: 'numeric',
-              maxLength: 20,
-            })
-          )}
-
-          {config.idField === 'employee_id' && (
-            renderInput('employee_id', config.idLabel, `请输入${config.idLabel}`, {
-              required: true,
-              keyboardType: 'numeric',
-              maxLength: 20,
-            })
-          )}
-
-          {renderInput('department', '院系/部门', '选填，如：计算机学院', {
-            maxLength: 50,
-          })}
-
-          <View style={styles.inputContainer}>
-            <Text style={styles.inputLabel}>
-              证明材料<Text style={styles.required}> *</Text>
-            </Text>
-            <Text style={styles.hintText}>
-              请上传学生证、工作证、教师资格证等证明材料照片
-            </Text>
-            <TouchableOpacity
-              style={[styles.uploadButton, errors.proof_materials && styles.uploadButtonError]}
-              onPress={handlePickImage}
-              activeOpacity={0.8}
-              disabled={isLoading || uploading}
-            >
-              {formData.proof_materials ? (
-                <Image
-                  source={{ uri: formData.proof_materials }}
-                  style={styles.previewImage}
-                  resizeMode="cover"
-                />
-              ) : (
-                <View style={styles.uploadPlaceholder}>
-                  <MaterialCommunityIcons
-                    name="camera-plus-outline"
-                    size={40}
-                    color={colors.text?.hint || '#999'}
-                  />
-                  <Text style={styles.uploadText}>点击上传图片</Text>
-                </View>
-              )}
-            </TouchableOpacity>
-            {errors.proof_materials && (
-              <Text style={styles.errorText}>{errors.proof_materials}</Text>
-            )}
-          </View>
-        </View>
-
-        <TouchableOpacity
-          style={[styles.submitButton, (isLoading || uploading) && styles.submitButtonDisabled]}
-          onPress={handleSubmit}
-          activeOpacity={0.9}
-          disabled={isLoading || uploading}
-        >
-          {(isLoading || uploading) ? (
-            <ActivityIndicator size="small" color={colors.text.inverse} />
-          ) : (
-            <Text style={styles.submitButtonText}>提交认证申请</Text>
-          )}
-        </TouchableOpacity>
-      </ScrollView>
-    </SafeAreaView>
-  );
-};
-
-function createStyles(colors: AppColors) {
-  return StyleSheet.create({
-    container: {
-      flex: 1,
-      backgroundColor: colors.background.paper,
-    },
-    header: {
-      flexDirection: 'row',
-      alignItems: 'center',
-      justifyContent: 'space-between',
-      paddingHorizontal: 16,
-      paddingVertical: 12,
-      borderBottomWidth: StyleSheet.hairlineWidth,
-      borderBottomColor: colors.divider || '#E0E0E0',
-    },
-    backButton: {
-      width: 40,
-      height: 40,
-      justifyContent: 'center',
-      alignItems: 'center',
-    },
-    headerTitle: {
-      fontSize: 18,
-      fontWeight: '600',
-      color: colors.text?.primary || '#333',
-    },
-    headerRight: {
-      width: 40,
-    },
-    scrollContent: {
-      flexGrow: 1,
-      padding: 24,
-    },
-    infoCard: {
-      flexDirection: 'row',
-      alignItems: 'flex-start',
-      backgroundColor: colors.primary.main + '15',
-      borderRadius: 12,
-      padding: 16,
-      marginBottom: 24,
-    },
-    infoText: {
-      flex: 1,
-      fontSize: 14,
-      color: colors.text?.secondary || '#666',
-      marginLeft: 8,
-      lineHeight: 20,
-    },
-    formSection: {
-      marginBottom: 24,
-    },
-    inputContainer: {
-      marginBottom: 20,
-    },
-    inputLabel: {
-      fontSize: 15,
-      fontWeight: '500',
-      color: colors.text?.primary || '#333',
-      marginBottom: 8,
-    },
-    required: {
-      color: colors.primary.main,
-    },
-    hintText: {
-      fontSize: 13,
-      color: colors.text?.hint || '#999',
-      marginBottom: 8,
-    },
-    inputWrapper: {
-      backgroundColor: colors.background.default,
-      borderRadius: 12,
-      paddingHorizontal: 16,
-      height: 50,
-      borderWidth: 1,
-      borderColor: 'transparent',
-    },
-    inputWrapperError: {
-      borderColor: colors.error?.main || '#FF4444',
-    },
-    input: {
-      flex: 1,
-      fontSize: 16,
-      color: colors.text?.primary || '#333',
-      height: 50,
-    },
-    errorText: {
-      fontSize: 12,
-      color: colors.error?.main || '#FF4444',
-      marginTop: 6,
-    },
-    uploadButton: {
-      backgroundColor: colors.background.default,
-      borderRadius: 12,
-      overflow: 'hidden',
-      minHeight: 200,
-      justifyContent: 'center',
-      alignItems: 'center',
-      borderWidth: 1,
-      borderColor: 'transparent',
-    },
-    uploadButtonError: {
-      borderColor: colors.error?.main || '#FF4444',
-    },
-    uploadPlaceholder: {
-      alignItems: 'center',
-      justifyContent: 'center',
-      padding: 24,
-    },
-    uploadText: {
-      fontSize: 14,
-      color: colors.text?.hint || '#999',
-      marginTop: 12,
-    },
-    previewImage: {
-      width: '100%',
-      height: 200,
-    },
-    submitButton: {
-      height: 56,
-      borderRadius: 14,
-      backgroundColor: colors.primary.main,
-      justifyContent: 'center',
-      alignItems: 'center',
-    },
-    submitButtonDisabled: {
-      opacity: 0.7,
-    },
-    submitButtonText: {
-      fontSize: 17,
-      fontWeight: '600',
-      color: colors.text.inverse,
-    },
-  });
-}
-
-export default VerificationFormScreen;
--- a/src/screens/auth/VerificationGuideScreen.tsx
+++ b/src/screens/auth/VerificationGuideScreen.tsx
@@ -1,323 +0,0 @@
-import React, { useState } from 'react';
-import {
-  View,
-  Text,
-  StyleSheet,
-  TouchableOpacity,
-  ScrollView,
-  Alert,
-} from 'react-native';
-import { SafeAreaView } from 'react-native-safe-area-context';
-import { useRouter } from 'expo-router';
-import { MaterialCommunityIcons } from '@expo/vector-icons';
-import { useAppColors, type AppColors } from '../../theme';
-import * as hrefs from '../../navigation/hrefs';
-
-// 身份类型选项
-const IDENTITY_OPTIONS = [
-  {
-    key: 'student',
-    title: '在校学生',
-    description: '需要提交学生证或校园卡照片',
-    icon: 'school-outline',
-  },
-  {
-    key: 'teacher',
-    title: '教职工',
-    description: '需要提交工作证或教师资格证',
-    icon: 'account-tie',
-  },
-  {
-    key: 'staff',
-    title: '工作人员',
-    description: '需要提交工作证或在职证明',
-    icon: 'badge-account-outline',
-  },
-  {
-    key: 'alumni',
-    title: '校友',
-    description: '需要提交毕业证或校友卡',
-    icon: 'account-school-outline',
-  },
-];
-
-export const VerificationGuideScreen: React.FC = () => {
-  const colors = useAppColors();
-  const styles = createStyles(colors);
-  const router = useRouter();
-  const [selectedIdentity, setSelectedIdentity] = useState<string | null>(null);
-
-  const handleSkip = () => {
-    Alert.alert(
-      '跳过认证',
-      '跳过后您将以普通用户身份使用，部分功能可能受限。您可以在设置中随时完成认证。',
-      [
-        { text: '继续认证', style: 'cancel' },
-        {
-          text: '跳过',
-          style: 'default',
-          onPress: () => {
-            router.replace(hrefs.hrefHome());
-          },
-        },
-      ]
-    );
-  };
-
-  const handleContinue = () => {
-    if (!selectedIdentity) {
-      Alert.alert('提示', '请选择您的身份类型');
-      return;
-    }
-    // 导航到认证表单页面
-    router.push(hrefs.hrefVerificationForm(selectedIdentity));
-  };
-
-  const renderIdentityCard = (option: typeof IDENTITY_OPTIONS[0]) => {
-    const isSelected = selectedIdentity === option.key;
-    return (
-      <TouchableOpacity
-        key={option.key}
-        style={[styles.identityCard, isSelected && styles.identityCardSelected]}
-        onPress={() => setSelectedIdentity(option.key)}
-        activeOpacity={0.8}
-      >
-        <View style={styles.identityIconContainer}>
-          <MaterialCommunityIcons
-            name={option.icon as any}
-            size={32}
-            color={isSelected ? colors.primary.main : colors.text?.secondary || '#666'}
-          />
-        </View>
-        <View style={styles.identityContent}>
-          <Text style={[styles.identityTitle, isSelected && styles.identityTitleSelected]}>
-            {option.title}
-          </Text>
-          <Text style={styles.identityDescription}>{option.description}</Text>
-        </View>
-        <View style={styles.checkContainer}>
-          {isSelected && (
-            <MaterialCommunityIcons
-              name="check-circle"
-              size={24}
-              color={colors.primary.main}
-            />
-          )}
-        </View>
-      </TouchableOpacity>
-    );
-  };
-
-  return (
-    <SafeAreaView style={styles.container}>
-      <ScrollView
-        contentContainerStyle={styles.scrollContent}
-        showsVerticalScrollIndicator={false}
-      >
-        {/* 头部图标 */}
-        <View style={styles.header}>
-          <View style={styles.iconCircle}>
-            <MaterialCommunityIcons
-              name="shield-check-outline"
-              size={48}
-              color={colors.primary.main}
-            />
-          </View>
-          <Text style={styles.title}>身份认证</Text>
-          <Text style={styles.subtitle}>
-            完成身份认证，解锁更多专属功能
-          </Text>
-        </View>
-
-        {/* 认证优势 */}
-        <View style={styles.benefitsContainer}>
-          <View style={styles.benefitItem}>
-            <MaterialCommunityIcons
-              name="check-decagram"
-              size={20}
-              color={colors.primary.main}
-            />
-            <Text style={styles.benefitText}>获得认证标识</Text>
-          </View>
-          <View style={styles.benefitItem}>
-            <MaterialCommunityIcons
-              name="lock-open-outline"
-              size={20}
-              color={colors.primary.main}
-            />
-            <Text style={styles.benefitText}>解锁专属频道</Text>
-          </View>
-          <View style={styles.benefitItem}>
-            <MaterialCommunityIcons
-              name="account-group-outline"
-              size={20}
-              color={colors.primary.main}
-            />
-            <Text style={styles.benefitText}>加入社群圈子</Text>
-          </View>
-        </View>
-
-        {/* 身份选择 */}
-        <View style={styles.sectionContainer}>
-          <Text style={styles.sectionTitle}>选择您的身份</Text>
-          {IDENTITY_OPTIONS.map(renderIdentityCard)}
-        </View>
-
-        {/* 按钮区域 */}
-        <View style={styles.buttonContainer}>
-          <TouchableOpacity
-            style={[styles.continueButton, !selectedIdentity && styles.continueButtonDisabled]}
-            onPress={handleContinue}
-            activeOpacity={0.9}
-          >
-            <Text style={styles.continueButtonText}>继续认证</Text>
-          </TouchableOpacity>
-
-          <TouchableOpacity style={styles.skipButton} onPress={handleSkip} activeOpacity={0.8}>
-            <Text style={styles.skipButtonText}>暂不认证</Text>
-          </TouchableOpacity>
-        </View>
-      </ScrollView>
-    </SafeAreaView>
-  );
-};
-
-function createStyles(colors: AppColors) {
-  return StyleSheet.create({
-    container: {
-      flex: 1,
-      backgroundColor: colors.background.paper,
-    },
-    scrollContent: {
-      flexGrow: 1,
-      paddingHorizontal: 24,
-      paddingTop: 40,
-      paddingBottom: 40,
-    },
-    header: {
-      alignItems: 'center',
-      marginBottom: 32,
-    },
-    iconCircle: {
-      width: 100,
-      height: 100,
-      borderRadius: 50,
-      backgroundColor: colors.primary.main + '15',
-      justifyContent: 'center',
-      alignItems: 'center',
-      marginBottom: 20,
-    },
-    title: {
-      fontSize: 28,
-      fontWeight: '700',
-      color: colors.text?.primary || '#333',
-      marginBottom: 8,
-    },
-    subtitle: {
-      fontSize: 15,
-      color: colors.text?.secondary || '#666',
-      textAlign: 'center',
-    },
-    benefitsContainer: {
-      flexDirection: 'row',
-      justifyContent: 'center',
-      gap: 16,
-      marginBottom: 40,
-    },
-    benefitItem: {
-      flexDirection: 'row',
-      alignItems: 'center',
-      gap: 6,
-    },
-    benefitText: {
-      fontSize: 13,
-      color: colors.text?.secondary || '#666',
-    },
-    sectionContainer: {
-      marginBottom: 32,
-    },
-    sectionTitle: {
-      fontSize: 16,
-      fontWeight: '600',
-      color: colors.text?.primary || '#333',
-      marginBottom: 16,
-    },
-    identityCard: {
-      flexDirection: 'row',
-      alignItems: 'center',
-      padding: 16,
-      backgroundColor: colors.background.default,
-      borderRadius: 14,
-      marginBottom: 12,
-      borderWidth: 2,
-      borderColor: 'transparent',
-    },
-    identityCardSelected: {
-      backgroundColor: colors.primary.main + '15',
-      borderColor: colors.primary.main,
-    },
-    identityIconContainer: {
-      width: 48,
-      height: 48,
-      justifyContent: 'center',
-      alignItems: 'center',
-      marginRight: 16,
-    },
-    identityContent: {
-      flex: 1,
-    },
-    identityTitle: {
-      fontSize: 16,
-      fontWeight: '600',
-      color: colors.text?.primary || '#333',
-      marginBottom: 4,
-    },
-    identityTitleSelected: {
-      color: colors.primary.main,
-    },
-    identityDescription: {
-      fontSize: 13,
-      color: colors.text?.secondary || '#666',
-    },
-    checkContainer: {
-      width: 24,
-      height: 24,
-      justifyContent: 'center',
-      alignItems: 'center',
-    },
-    buttonContainer: {
-      gap: 12,
-    },
-    continueButton: {
-      height: 56,
-      borderRadius: 14,
-      backgroundColor: colors.primary.main,
-      justifyContent: 'center',
-      alignItems: 'center',
-    },
-    continueButtonDisabled: {
-      backgroundColor: colors.background.disabled,
-    },
-    continueButtonText: {
-      fontSize: 17,
-      fontWeight: '600',
-      color: colors.text.inverse,
-    },
-    skipButton: {
-      height: 56,
-      borderRadius: 14,
-      backgroundColor: 'transparent',
-      justifyContent: 'center',
-      alignItems: 'center',
-      borderWidth: 1,
-      borderColor: colors.divider || '#E0E0E0',
-    },
-    skipButtonText: {
-      fontSize: 17,
-      fontWeight: '500',
-      color: colors.text?.secondary || '#666',
-    },
-  });
-}
-
-export default VerificationGuideScreen;
--- a/src/screens/auth/WelcomeScreen.tsx
+++ b/src/screens/auth/WelcomeScreen.tsx
@@ -1,265 +0,0 @@
-/**
- * 欢迎页 WelcomeScreen
- * 胡萝卜BBS - 用户欢迎页
- *
- * 亮色模式：白色主色调 + 胡萝卜橙辅色
- * 暗色模式：深色背景 + 胡萝卜橙辅色
- */
-
-import React, { useEffect, useRef, useMemo } from 'react';
-import {
-  View,
-  Text,
-  StyleSheet,
-  TouchableOpacity,
-  Animated,
-  StatusBar,
-  Dimensions,
-} from 'react-native';
-import { SafeAreaView } from 'react-native-safe-area-context';
-import { useRouter } from 'expo-router';
-import { useAppColors, useResolvedColorScheme, type AppColors } from '../../theme';
-import * as hrefs from '../../navigation/hrefs';
-
-const { width, height } = Dimensions.get('window');
-
-export const WelcomeScreen: React.FC = () => {
-  const router = useRouter();
-  const colors = useAppColors();
-  const resolved = useResolvedColorScheme();
-  const styles = useMemo(() => createWelcomeStyles(colors), [colors]);
-  const isDark = resolved === 'dark';
-  
-  // 动画值
-  const fadeAnim = useRef(new Animated.Value(0)).current;
-  const slideUpAnim = useRef(new Animated.Value(50)).current;
-  const scaleAnim = useRef(new Animated.Value(0.9)).current;
-
-  useEffect(() => {
-    // 启动入场动画
-    Animated.parallel([
-      Animated.timing(fadeAnim, {
-        toValue: 1,
-        duration: 800,
-        useNativeDriver: true,
-      }),
-      Animated.timing(slideUpAnim, {
-        toValue: 0,
-        duration: 800,
-        useNativeDriver: true,
-      }),
-      Animated.timing(scaleAnim, {
-        toValue: 1,
-        duration: 800,
-        useNativeDriver: true,
-      }),
-    ]).start();
-  }, []);
-
-  const handleSignIn = () => {
-    router.push(hrefs.hrefAuthLogin());
-  };
-
-  const handleCreateAccount = () => {
-    router.push(hrefs.hrefAuthRegister());
-  };
-
-  return (
-    <View style={styles.container}>
-      <StatusBar barStyle={isDark ? 'light-content' : 'dark-content'} />
-      
-      {/* 装饰性背景元素 */}
-      <View style={styles.decorCircle1} />
-      <View style={styles.decorCircle2} />
-      <View style={styles.decorCircle3} />
-      
-      <SafeAreaView style={styles.safeArea}>
-        <Animated.View 
-          style={[
-            styles.content,
-            {
-              opacity: fadeAnim,
-              transform: [
-                { translateY: slideUpAnim },
-                { scale: scaleAnim },
-              ],
-            },
-          ]}
-        >
-            {/* 品牌区域 */}
-            <View style={styles.brandSection}>
-              <Text style={styles.welcomeEn}>Welcome To</Text>
-              <Text style={styles.brandName}>萝卜社区</Text>
-              <View style={styles.brandUnderline} />
-              
-              <Text style={styles.subtitle}>
-                发现有趣的内容{'\n'}
-                结识志同道合的朋友
-              </Text>
-            </View>
-          
-          {/* 按钮区域 */}
-          <View style={styles.buttonSection}>
-            <TouchableOpacity
-              style={styles.signInButton}
-              onPress={handleSignIn}
-              activeOpacity={0.8}
-            >
-              <Text style={styles.signInButtonText}>登录</Text>
-            </TouchableOpacity>
-            
-            <TouchableOpacity
-              style={styles.createAccountButton}
-              onPress={handleCreateAccount}
-              activeOpacity={0.8}
-            >
-              <Text style={styles.createAccountButtonText}>创建账号</Text>
-            </TouchableOpacity>
-          </View>
-        </Animated.View>
-      </SafeAreaView>
-    </View>
-  );
-};
-
-function createWelcomeStyles(colors: AppColors) {
-  return StyleSheet.create({
-    container: {
-      flex: 1,
-      backgroundColor: colors.background.default,
-    },
-    safeArea: {
-      flex: 1,
-    },
-    content: {
-      flex: 1,
-      justifyContent: 'space-between',
-      paddingHorizontal: 32,
-      paddingTop: 60,
-      paddingBottom: 40,
-    },
-    
-    // 装饰性背景元素 - 使用胡萝卜橙的淡色
-    decorCircle1: {
-      position: 'absolute',
-      top: -100,
-      right: -100,
-      width: 400,
-      height: 400,
-      borderRadius: 200,
-      backgroundColor: colors.primary.main + '08', // 非常淡的胡萝卜橙
-    },
-    decorCircle2: {
-      position: 'absolute',
-      top: height * 0.3,
-      left: -80,
-      width: 200,
-      height: 200,
-      borderRadius: 100,
-      backgroundColor: colors.primary.main + '10',
-    },
-    decorCircle3: {
-      position: 'absolute',
-      bottom: -50,
-      right: -50,
-      width: 250,
-      height: 250,
-      borderRadius: 125,
-      backgroundColor: colors.primary.main + '08',
-    },
-    
-    // 品牌区域
-    brandSection: {
-      alignItems: 'center',
-    },
-    badge: {
-      backgroundColor: colors.primary.main + '15',
-      paddingHorizontal: 20,
-      paddingVertical: 8,
-      borderRadius: 20,
-      marginBottom: 24,
-    },
-    badgeText: {
-      color: colors.primary.main,
-      fontSize: 14,
-      fontWeight: '600',
-      letterSpacing: 1,
-    },
-    welcomeEn: {
-      fontSize: 24,
-      fontWeight: '400',
-      color: colors.text.secondary,
-      marginBottom: 4,
-      letterSpacing: 1,
-    },
-    brandName: {
-      fontSize: 42,
-      fontWeight: '800',
-      color: colors.text.primary,
-      letterSpacing: 4,
-      marginBottom: 8,
-    },
-    brandUnderline: {
-      width: 80,
-      height: 4,
-      backgroundColor: colors.primary.main,
-      borderRadius: 2,
-      marginBottom: 24,
-    },
-    title: {
-      fontSize: 48,
-      fontWeight: '800',
-      color: colors.text.primary,
-      marginBottom: 16,
-      letterSpacing: 2,
-    },
-    subtitle: {
-      fontSize: 16,
-      color: colors.text.secondary,
-      textAlign: 'center',
-      lineHeight: 24,
-      letterSpacing: 0.5,
-    },
-    
-    // 按钮区域
-    buttonSection: {
-      width: '100%',
-      gap: 16,
-    },
-    signInButton: {
-      backgroundColor: colors.primary.main,
-      borderRadius: 16,
-      height: 56,
-      alignItems: 'center',
-      justifyContent: 'center',
-      shadowColor: colors.primary.main,
-      shadowOffset: { width: 0, height: 4 },
-      shadowOpacity: 0.3,
-      shadowRadius: 8,
-      elevation: 5,
-    },
-    signInButtonText: {
-      color: colors.primary.contrast,
-      fontSize: 16,
-      fontWeight: '700',
-      letterSpacing: 1,
-    },
-    createAccountButton: {
-      backgroundColor: 'transparent',
-      borderRadius: 16,
-      height: 56,
-      alignItems: 'center',
-      justifyContent: 'center',
-      borderWidth: 2,
-      borderColor: colors.primary.main,
-    },
-    createAccountButtonText: {
-      color: colors.primary.main,
-      fontSize: 16,
-      fontWeight: '700',
-      letterSpacing: 1,
-    },
-  });
-}
-
-export default WelcomeScreen;
--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
兰一民	2014be28c4	Merge pull request 'dev' (#5 ) from dev into master Some checks failed Frontend CI / build-and-push-web (push) Successful in 39s Details Frontend CI / build-android-apk (push) Has been cancelled Details Frontend CI / ota-android (push) Has been cancelled Details Reviewed-on: #5	2026-03-25 20:54:09 +08:00
兰一民	cf466a3959	Merge pull request 'dev' (#3 ) from dev into master All checks were successful Frontend CI / ota-android (push) Successful in 13m19s Details Frontend CI / build-android-apk (push) Successful in 56m46s Details Frontend CI / build-and-push-web (push) Successful in 5m46s Details Reviewed-on: #3	2026-03-19 01:00:14 +08:00
				`@@ -1 +0,0 @@`
				`export { CachedMessage } from './CachedMessage';`