主要合入内容：

- 文件管理器分页加载、排序偏好、桌面表头排序、移动端排序菜单、Ctrl/Cmd+F搜索、Esc 关闭搜索、鼠标右滑返回上级。
- 移动端同步状态页、同步统计卡片、同步任务/累计统计事件、同步页布局更新。
- Android 相册同步默认路径改为 DCIM/Camera，下载路径改用 external_path。
- Rust sync-core 更新：Android 日志依赖、AlbumUpload/AlbumDownload、MirrorWcf 统计修复、Linux FUSE镜像挂载与读写同步支持。

- 依赖更新：external_path、fl_chart、pdfrx 升级，并修了 pdfrx 新版本的deprecated API。
- 新增文件包括：sort_options.dart、sync_page_android.dart、sync_stats_card.dart、platform/fuse.rs、sync_engine/fuse.rs。

lib/presentation/pages/files/category_files_page.dart

@@ -4,10 +4,13 @@ import 'package:lucide_icons/lucide_icons.dart';
 import 'package:provider/provider.dart';
 
 import '../../../core/utils/date_utils.dart' as date_utils;
+import '../../../core/constants/sort_options.dart';
+import '../../../core/constants/storage_keys.dart';
 import '../../../core/utils/file_type_utils.dart';
 import '../../../data/models/file_model.dart';
 import '../../../router/app_router.dart';
 import '../../../services/file_service.dart';
+import '../../../services/storage_service.dart';
 import '../../providers/file_manager_provider.dart';
 import '../../widgets/file_info_dialog.dart';
 import '../../widgets/file_operation_dialogs.dart';
@@ -52,10 +55,7 @@ class CategoryFilesPageArgs {
 class CategoryFilesPage extends StatefulWidget {
   final CategoryFilesPageArgs args;
 
-  const CategoryFilesPage({
-    super.key,
-    required this.args,
-  });
+  const CategoryFilesPage({super.key, required this.args});
 
   @override
   State<CategoryFilesPage> createState() => _CategoryFilesPageState();
@@ -73,6 +73,7 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
   bool _isLoading = true;
   bool _isLoadingMore = false;
   String? _errorMessage;
+  SortOption _sortOption = SortOption.default_;
 
   bool get _hasSelection => _selectedFilePaths.isNotEmpty;
 
@@ -83,6 +84,7 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
   @override
   void initState() {
     super.initState();
+    _restoreSortOption();
     _loadFiles(refresh: true);
     _scrollController.addListener(_onScroll);
   }
@@ -133,11 +135,14 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
       final response = await _fileService.listFilesByCategory(
         category: widget.args.category,
         pageSize: 100,
+        orderBy: _sortOption.field.apiKey,
+        orderDirection: _sortOption.direction.apiKey,
         nextPageToken: refresh ? null : _nextPageToken,
       );
 
       final filesData = response['files'] as List<dynamic>? ?? const [];
-      final pagination = response['pagination'] as Map<String, dynamic>? ?? const {};
+      final pagination =
+          response['pagination'] as Map<String, dynamic>? ?? const {};
       final newFiles = filesData
           .map((item) => FileModel.fromJson(item as Map<String, dynamic>))
           .where((file) => file.isFile)
@@ -152,7 +157,9 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
             ..addAll(newFiles);
         } else {
           final existingIds = _files.map((e) => e.id).toSet();
-          _files.addAll(newFiles.where((file) => !existingIds.contains(file.id)));
+          _files.addAll(
+            newFiles.where((file) => !existingIds.contains(file.id)),
+          );
         }
 
         _nextPageToken = pagination['next_token'] as String?;
@@ -170,8 +177,65 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
     }
   }
 
+  Widget _buildSortMenu() {
+    final allOptions = [
+      for (final field in SortField.values)
+        for (final dir in SortDirection.values) SortOption(field, dir),
+    ];
+
+    return PopupMenuButton<SortOption>(
+      icon: const Icon(LucideIcons.arrowUpDown),
+      tooltip: '排序',
+      position: PopupMenuPosition.under,
+      onSelected: _setSortOption,
+      itemBuilder: (context) => allOptions.map((option) {
+        final isSelected = _sortOption == option;
+        return PopupMenuItem<SortOption>(
+          value: option,
+          child: Row(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              if (isSelected)
+                Padding(
+                  padding: const EdgeInsets.only(right: 8),
+                  child: Icon(
+                    Icons.check,
+                    size: 16,
+                    color: Theme.of(context).colorScheme.primary,
+                  ),
+                )
+              else
+                const SizedBox(width: 24),
+              Text(option.menuLabel),
+            ],
+          ),
+        );
+      }).toList(),
+    );
+  }
+
   Future<void> _refresh() => _loadFiles(refresh: true);
 
+  Future<void> _restoreSortOption() async {
+    final key = await StorageService.instance.getString(
+      StorageKeys.fileSortOption,
+    );
+    final option = SortOption.fromKey(key);
+    if (option != _sortOption) {
+      setState(() => _sortOption = option);
+    }
+  }
+
+  Future<void> _setSortOption(SortOption option) async {
+    if (_sortOption == option) return;
+    setState(() => _sortOption = option);
+    await StorageService.instance.setString(
+      StorageKeys.fileSortOption,
+      option.toKey(),
+    );
+    await _loadFiles(refresh: true);
+  }
+
   void _toggleSelection(FileModel file) {
     HapticFeedback.selectionClick();
     setState(() {
@@ -207,10 +271,7 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
       },
       child: Scaffold(
         appBar: _buildAppBar(context),
-        body: RefreshIndicator(
-          onRefresh: _refresh,
-          child: _buildBody(context),
-        ),
+        body: RefreshIndicator(onRefresh: _refresh, child: _buildBody(context)),
         bottomNavigationBar: _buildSelectionBottomBar(context),
       ),
     );
@@ -230,10 +291,7 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
         centerTitle: true,
         title: Text('已选中 ${_selectedFilePaths.length} 个文件'),
         actions: [
-          TextButton(
-            onPressed: _selectAllVisible,
-            child: const Text('全选'),
-          ),
+          TextButton(onPressed: _selectAllVisible, child: const Text('全选')),
         ],
       );
     }
@@ -241,6 +299,7 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
     return AppBar(
       title: Text(args.title),
       actions: [
+        _buildSortMenu(),
         IconButton(
           icon: const Icon(LucideIcons.refreshCw),
           tooltip: '刷新',
@@ -265,10 +324,7 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
         layoutBuilder: (currentChild, previousChildren) {
           return Stack(
             alignment: Alignment.bottomCenter,
-            children: <Widget>[
-              ...previousChildren,
-              ?currentChild,
-            ],
+            children: <Widget>[...previousChildren, ?currentChild],
           );
         },
         transitionBuilder: (child, animation) {
@@ -298,17 +354,17 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
                     ? null
                     : () => _showSelectionMore(context, singleSelected),
                 onMove: () => FileOperationDialogs.showBatchMoveDialog(
-                      context,
-                      context.read<FileManagerProvider>(),
-                      _selectedFilePaths.toList(),
-                      false,
-                    ),
+                  context,
+                  context.read<FileManagerProvider>(),
+                  _selectedFilePaths.toList(),
+                  false,
+                ),
                 onCopy: () => FileOperationDialogs.showBatchMoveDialog(
-                      context,
-                      context.read<FileManagerProvider>(),
-                      _selectedFilePaths.toList(),
-                      true,
-                    ),
+                  context,
+                  context.read<FileManagerProvider>(),
+                  _selectedFilePaths.toList(),
+                  true,
+                ),
                 onDelete: () => _deleteSelectedFiles(context, selected),
               )
             : const SizedBox.shrink(
@@ -359,11 +415,7 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
         physics: const AlwaysScrollableScrollPhysics(),
         children: [
           SizedBox(height: MediaQuery.sizeOf(context).height * 0.25),
-          Icon(
-            widget.args.icon,
-            size: 52,
-            color: widget.args.color,
-          ),
+          Icon(widget.args.icon, size: 52, color: widget.args.color),
           const SizedBox(height: 12),
           Center(
             child: Text(
@@ -383,7 +435,7 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
         final horizontalPadding = width >= 720 ? 16.0 : 10.0;
         final columnWidth =
             (width - horizontalPadding * 2 - spacing * (columnCount - 1)) /
-                columnCount;
+            columnCount;
 
         final columns = List.generate(columnCount, (_) => <FileModel>[]);
         final heights = List.generate(columnCount, (_) => 0.0);
@@ -391,7 +443,8 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
         for (final file in _files) {
           final targetIndex = _indexOfMin(heights);
           columns[targetIndex].add(file);
-          heights[targetIndex] += _estimatedTileHeight(file, columnWidth) + spacing;
+          heights[targetIndex] +=
+              _estimatedTileHeight(file, columnWidth) + spacing;
         }
 
         return ListView(
@@ -417,12 +470,16 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
                           Padding(
                             padding: EdgeInsets.only(bottom: spacing),
                             child: _CategoryFileTile(
-                              key: ValueKey('category-file-${file.id.isNotEmpty ? file.id : file.path}'),
+                              key: ValueKey(
+                                'category-file-${file.id.isNotEmpty ? file.id : file.path}',
+                              ),
                               file: file,
                               contextHint: _contextHint,
                               category: widget.args.category,
                               accentColor: widget.args.color,
-                              isSelected: _selectedFilePaths.contains(file.path),
+                              isSelected: _selectedFilePaths.contains(
+                                file.path,
+                              ),
                               selectionMode: _hasSelection,
                               onTap: () {
                                 if (_hasSelection) {
@@ -536,11 +593,17 @@ class _CategoryFilesPageState extends State<CategoryFilesPage>
     } else if (FileTypeUtils.isAudio(file.name)) {
       Navigator.of(context).pushNamed(RouteNames.audioPreview, arguments: file);
     } else if (FileTypeUtils.isMarkdown(file.name)) {
-      Navigator.of(context).pushNamed(RouteNames.markdownPreview, arguments: file);
+      Navigator.of(
+        context,
+      ).pushNamed(RouteNames.markdownPreview, arguments: file);
     } else if (FileTypeUtils.isTextCode(file.name)) {
-      Navigator.of(context).pushNamed(RouteNames.documentPreview, arguments: file);
+      Navigator.of(
+        context,
+      ).pushNamed(RouteNames.documentPreview, arguments: file);
     } else {
-      ToastHelper.info('暂不支持预览 ${FileTypeUtils.getFileTypeDescription(file.name)}');
+      ToastHelper.info(
+        '暂不支持预览 ${FileTypeUtils.getFileTypeDescription(file.name)}',
+      );
     }
   }
 
@@ -760,9 +823,7 @@ class _CategoryFileTile extends StatelessWidget {
                             ),
                           ),
                           if (category == 'video')
-                            const Center(
-                              child: _PlayOverlay(),
-                            ),
+                            const Center(child: _PlayOverlay()),
                         ],
                       ),
                     ),
@@ -807,8 +868,9 @@ class _CategoryFileTile extends StatelessWidget {
                         boxShadow: isSelected
                             ? [
                                 BoxShadow(
-                                  color: theme.colorScheme.primary
-                                      .withValues(alpha: 0.12),
+                                  color: theme.colorScheme.primary.withValues(
+                                    alpha: 0.12,
+                                  ),
                                   blurRadius: 10,
                                   spreadRadius: 0.5,
                                 ),
@@ -877,10 +939,7 @@ class _SelectionCircle extends StatelessWidget {
   final bool selected;
   final VoidCallback? onTap;
 
-  const _SelectionCircle({
-    required this.selected,
-    this.onTap,
-  });
+  const _SelectionCircle({required this.selected, this.onTap});
 
   @override
   Widget build(BuildContext context) {
@@ -915,11 +974,7 @@ class _SelectionCircle extends StatelessWidget {
             ],
           ),
           child: selected
-              ? const Icon(
-                  LucideIcons.check,
-                  color: Colors.white,
-                  size: 16,
-                )
+              ? const Icon(LucideIcons.check, color: Colors.white, size: 16)
               : null,
         ),
       ),
@@ -948,10 +1003,7 @@ class _TypeBadge extends StatelessWidget {
         borderRadius: BorderRadius.circular(9),
       ),
       child: Padding(
-        padding: EdgeInsets.symmetric(
-          horizontal: compact ? 6 : 7,
-          vertical: 4,
-        ),
+        padding: EdgeInsets.symmetric(horizontal: compact ? 6 : 7, vertical: 4),
         child: Row(
           mainAxisSize: MainAxisSize.min,
           children: [
@@ -986,11 +1038,7 @@ class _PlayOverlay extends StatelessWidget {
       ),
       child: const Padding(
         padding: EdgeInsets.all(10),
-        child: Icon(
-          LucideIcons.play,
-          color: Colors.white,
-          size: 22,
-        ),
+        child: Icon(LucideIcons.play, color: Colors.white, size: 22),
       ),
     );
   }

lib/presentation/pages/files/files_page.dart

@@ -4,10 +4,12 @@ import 'dart:ui';
 
 import 'package:cross_file/cross_file.dart';
 import 'package:desktop_drop/desktop_drop.dart';
+import 'package:flutter/services.dart';
 import 'package:cloudreve4_flutter/data/models/file_model.dart';
 import 'package:cloudreve4_flutter/services/file_service.dart';
 import 'package:cloudreve4_flutter/services/upload_service.dart';
 import '../../../core/utils/file_utils.dart';
+import '../../../core/constants/sort_options.dart';
 import 'package:flutter/material.dart';
 import 'package:lucide_icons/lucide_icons.dart';
 import 'package:provider/provider.dart';
@@ -41,6 +43,8 @@ class _FilesPageState extends State<FilesPage> {
   bool _isFirstLoad = true;
   FileModel? _infoFile;
   final GlobalKey<ScaffoldState> _scaffoldKey = GlobalKey<ScaffoldState>();
+  final ScrollController _scrollController = ScrollController();
+  final ScrollController _breadcrumbController = ScrollController();
 
   // FAB 状态
   bool _isFabVisible = true;
@@ -50,24 +54,37 @@ class _FilesPageState extends State<FilesPage> {
   // 桌面端拖拽状态
   bool _isDraggingOver = false;
 
+  // 滑动手势追踪
+  Offset? _swipeStartPos;
+  DateTime? _swipeStartTime;
+
   @override
   void initState() {
     super.initState();
+    _scrollController.addListener(_onScrollForPagination);
+    HardwareKeyboard.instance.addHandler(_handleKeyEvent);
 
     Future.delayed(const Duration(milliseconds: 100), () {
       if (mounted) {
-        final fileManager = Provider.of<FileManagerProvider>(context, listen: false);
+        final fileManager = Provider.of<FileManagerProvider>(
+          context,
+          listen: false,
+        );
         final screenWidth = MediaQuery.of(context).size.width;
         if (screenWidth >= 1000) {
           fileManager.setViewType(FileViewType.grid);
         } else {
           fileManager.setViewType(FileViewType.list);
         }
+        fileManager.restoreSortOption();
         if (_isFirstLoad) {
           fileManager.loadFiles();
           _isFirstLoad = false;
         }
-        final downloadManager = Provider.of<DownloadManagerProvider>(context, listen: false);
+        final downloadManager = Provider.of<DownloadManagerProvider>(
+          context,
+          listen: false,
+        );
         downloadManager.initialize();
       }
     });
@@ -75,8 +92,13 @@ class _FilesPageState extends State<FilesPage> {
     // 上传完成 → 自动刷新当前目录文件列表
     UploadService.instance.onUploadCompleted = (targetPath, fileName) {
       if (!mounted) return;
-      final fileManager = Provider.of<FileManagerProvider>(context, listen: false);
-      final normalizedCurrent = FileUtils.toCloudreveUri(fileManager.currentPath);
+      final fileManager = Provider.of<FileManagerProvider>(
+        context,
+        listen: false,
+      );
+      final normalizedCurrent = FileUtils.toCloudreveUri(
+        fileManager.currentPath,
+      );
       if (targetPath == normalizedCurrent) {
         final fileUri = targetPath.endsWith('/')
             ? '$targetPath$fileName'
@@ -88,11 +110,74 @@ class _FilesPageState extends State<FilesPage> {
 
   @override
   void dispose() {
+    _scrollController.removeListener(_onScrollForPagination);
+    _scrollController.dispose();
+    _breadcrumbController.dispose();
     _fabShowTimer?.cancel();
+    HardwareKeyboard.instance.removeHandler(_handleKeyEvent);
     UploadService.instance.onUploadCompleted = null;
     super.dispose();
   }
 
+  void _onScrollForPagination() {
+    if (!_scrollController.hasClients) return;
+    final fileManager = Provider.of<FileManagerProvider>(
+      context,
+      listen: false,
+    );
+    if (!fileManager.hasMore ||
+        fileManager.isLoadingMore ||
+        fileManager.isLoading) {
+      return;
+    }
+    final position = _scrollController.position;
+    if (position.pixels >= position.maxScrollExtent - 320) {
+      fileManager.loadMoreFiles();
+    }
+  }
+
+  bool _handleKeyEvent(KeyEvent event) {
+    if (!mounted || event is! KeyDownEvent) return false;
+    // Ctrl+F / Cmd+F → 打开搜索
+    if (event.logicalKey == LogicalKeyboardKey.keyF &&
+        (HardwareKeyboard.instance.isControlPressed ||
+            HardwareKeyboard.instance.isMetaPressed)) {
+      if (ModalRoute.of(context)?.isCurrent == false) return false;
+      final nav = Provider.of<NavigationProvider>(context, listen: false);
+      if (nav.currentIndex == 1 && !SearchDialog.isShowing) {
+        SearchDialog.show(context);
+        return true;
+      }
+    }
+    return false;
+  }
+
+  void _onPointerDown(PointerDownEvent event) {
+    _swipeStartPos = event.position;
+    _swipeStartTime = DateTime.now();
+  }
+
+  void _onPointerUp(PointerUpEvent event) {
+    if (_swipeStartPos == null || _swipeStartTime == null) return;
+    final dx = event.position.dx - _swipeStartPos!.dx;
+    final dy = event.position.dy - _swipeStartPos!.dy;
+    final duration = DateTime.now().difference(_swipeStartTime!);
+    _swipeStartPos = null;
+    _swipeStartTime = null;
+    // 从右往左快速滑动 → 返回上一级
+    if (dx < -150 &&
+        dx.abs() > dy.abs() * 1.5 &&
+        duration.inMilliseconds < 500) {
+      final fileManager = Provider.of<FileManagerProvider>(
+        context,
+        listen: false,
+      );
+      if (fileManager.currentPath != '/') {
+        fileManager.goBack();
+      }
+    }
+  }
+
   void _showFileInfo(FileModel file) {
     setState(() => _infoFile = file);
     // 等待下一帧 rebuild 完成，endDrawer 从 null 变为非 null 后再打开
@@ -101,10 +186,7 @@ class _FilesPageState extends State<FilesPage> {
     });
   }
 
-  void _showSelectionMore(
-    FileModel file,
-    FileManagerProvider fileManager,
-  ) {
+  void _showSelectionMore(FileModel file, FileManagerProvider fileManager) {
     showModalBottomSheet<void>(
       context: context,
       builder: (sheetContext) => SafeArea(
@@ -116,7 +198,11 @@ class _FilesPageState extends State<FilesPage> {
               title: const Text('重命名'),
               onTap: () {
                 Navigator.of(sheetContext).pop();
-                FileOperationDialogs.showRenameDialog(context, fileManager, file);
+                FileOperationDialogs.showRenameDialog(
+                  context,
+                  fileManager,
+                  file,
+                );
               },
             ),
             ListTile(
@@ -179,13 +265,17 @@ class _FilesPageState extends State<FilesPage> {
   Widget build(BuildContext context) {
     final isDesktop = MediaQuery.of(context).size.width >= 1000;
 
-    return Scaffold(
-      key: _scaffoldKey,
-      appBar: _buildAppBar(context),
-      body: _buildBody(context),
-      bottomNavigationBar: _buildBottomBar(context),
-      endDrawer: _infoFile != null ? FileInfoPanel(file: _infoFile!) : null,
-      floatingActionButton: isDesktop ? null : _buildSpeedDialFAB(context),
+    return Listener(
+      onPointerDown: _onPointerDown,
+      onPointerUp: _onPointerUp,
+      child: Scaffold(
+        key: _scaffoldKey,
+        appBar: _buildAppBar(context),
+        body: _buildBody(context),
+        bottomNavigationBar: _buildBottomBar(context),
+        endDrawer: _infoFile != null ? FileInfoPanel(file: _infoFile!) : null,
+        floatingActionButton: isDesktop ? null : _buildSpeedDialFAB(context),
+      ),
     );
   }
 
@@ -200,7 +290,13 @@ class _FilesPageState extends State<FilesPage> {
             if (fileManager.currentPath == '/') {
               return const Text('文件');
             }
-            return _buildDesktopBreadcrumb(context, fileManager);
+            final segments = fileManager.currentPath
+                .split('/')
+                .where((s) => s.isNotEmpty)
+                .toList();
+            return Text(
+              segments.isNotEmpty ? _decodePathSegment(segments.last) : '文件',
+            );
           }
           return _buildMobileBreadcrumb(context, fileManager);
         },
@@ -224,60 +320,30 @@ class _FilesPageState extends State<FilesPage> {
     return decoded;
   }
 
-  Widget _buildDesktopBreadcrumb(BuildContext context, FileManagerProvider fileManager) {
+  Widget _buildMobileBreadcrumb(
+    BuildContext context,
+    FileManagerProvider fileManager,
+  ) {
     final theme = Theme.of(context);
     final colorScheme = theme.colorScheme;
     final pathParts = fileManager.currentPath.split('/');
     pathParts.removeWhere((part) => part.isEmpty);
 
-    return Row(
-      mainAxisSize: MainAxisSize.min,
-      children: [
-        InkWell(
-          onTap: () => fileManager.currentPath != '/' ? fileManager.enterFolder('/') : null,
-          borderRadius: BorderRadius.circular(6),
-          child: Padding(
-            padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 4),
-            child: Icon(LucideIcons.home, size: 18, color: colorScheme.primary),
-          ),
-        ),
-        for (int i = 0; i < pathParts.length; i++) ...[
-          Padding(
-            padding: const EdgeInsets.symmetric(horizontal: 2),
-            child: Icon(LucideIcons.chevronRight, size: 14, color: theme.hintColor.withValues(alpha: 0.5)),
-          ),
-          InkWell(
-            onTap: () {
-              final targetPath = '/${pathParts.sublist(0, i + 1).join('/')}';
-              if (targetPath != fileManager.currentPath) fileManager.enterFolder(targetPath);
-            },
-            borderRadius: BorderRadius.circular(6),
-            child: Padding(
-              padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 4),
-              child: Text(
-                _decodePathSegment(pathParts[i]),
-                style: TextStyle(
-                  color: i == pathParts.length - 1 ? colorScheme.onSurface : colorScheme.primary,
-                  fontWeight: i == pathParts.length - 1 ? FontWeight.w600 : FontWeight.normal,
-                ),
-              ),
-            ),
-          ),
-        ],
-      ],
-    );
-  }
-
-  Widget _buildMobileBreadcrumb(BuildContext context, FileManagerProvider fileManager) {
-    final theme = Theme.of(context);
-    final colorScheme = theme.colorScheme;
-    final pathParts = fileManager.currentPath.split('/');
-    pathParts.removeWhere((part) => part.isEmpty);
+    // 路径变化后自动滚动到末尾
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      if (_breadcrumbController.hasClients) {
+        _breadcrumbController.animateTo(
+          _breadcrumbController.position.maxScrollExtent,
+          duration: const Duration(milliseconds: 200),
+          curve: Curves.easeOut,
+        );
+      }
+    });
 
     return SizedBox(
       height: 40,
       child: ListView(
-        key: const PageStorageKey('mobile_breadcrumb'),
+        controller: _breadcrumbController,
         scrollDirection: Axis.horizontal,
         children: [
           _buildBreadcrumbChip(
@@ -285,12 +351,18 @@ class _FilesPageState extends State<FilesPage> {
             label: '文件',
             icon: LucideIcons.home,
             color: colorScheme.primary,
-            onTap: () => fileManager.currentPath != '/' ? fileManager.enterFolder('/') : null,
+            onTap: () => fileManager.currentPath != '/'
+                ? fileManager.enterFolder('/')
+                : null,
           ),
           for (int i = 0; i < pathParts.length; i++) ...[
             Padding(
               padding: const EdgeInsets.symmetric(horizontal: 2),
-              child: Icon(LucideIcons.chevronRight, size: 14, color: theme.hintColor.withValues(alpha: 0.5)),
+              child: Icon(
+                LucideIcons.chevronRight,
+                size: 14,
+                color: theme.hintColor.withValues(alpha: 0.5),
+              ),
             ),
             _buildBreadcrumbChip(
               context,
@@ -300,7 +372,9 @@ class _FilesPageState extends State<FilesPage> {
               isLast: i == pathParts.length - 1,
               onTap: () {
                 final targetPath = '/${pathParts.sublist(0, i + 1).join('/')}';
-                if (targetPath != fileManager.currentPath) fileManager.enterFolder(targetPath);
+                if (targetPath != fileManager.currentPath) {
+                  fileManager.enterFolder(targetPath);
+                }
               },
             ),
           ],
@@ -324,7 +398,9 @@ class _FilesPageState extends State<FilesPage> {
         height: 28,
         padding: const EdgeInsets.symmetric(horizontal: 8),
         decoration: BoxDecoration(
-          color: isLast ? color.withValues(alpha: 0.15) : color.withValues(alpha: 0.06),
+          color: isLast
+              ? color.withValues(alpha: 0.15)
+              : color.withValues(alpha: 0.06),
           borderRadius: BorderRadius.circular(14),
         ),
         child: Row(
@@ -358,12 +434,19 @@ class _FilesPageState extends State<FilesPage> {
       Consumer<FileManagerProvider>(
         builder: (context, fileManager, child) {
           return IconButton(
-            icon: Icon(fileManager.isLoading ? Icons.hourglass_empty : Icons.refresh),
+            icon: Icon(
+              fileManager.isLoading ? Icons.hourglass_empty : Icons.refresh,
+            ),
             onPressed: () => fileManager.refreshFiles(),
             tooltip: '刷新',
           );
         },
       ),
+      Consumer<FileManagerProvider>(
+        builder: (context, fileManager, child) {
+          return _buildSortMenu(fileManager);
+        },
+      ),
       Consumer<FileManagerProvider>(
         builder: (context, fileManager, child) {
           final icon = fileManager.viewType == FileViewType.list
@@ -378,14 +461,19 @@ class _FilesPageState extends State<FilesPage> {
                     : FileViewType.list,
               );
             },
-            tooltip: fileManager.viewType == FileViewType.list ? '网格视图' : '列表视图',
+            tooltip: fileManager.viewType == FileViewType.list
+                ? '网格视图'
+                : '列表视图',
           );
         },
       ),
       IconButton(
         icon: const Icon(Icons.add),
         onPressed: () {
-          final fileManager = Provider.of<FileManagerProvider>(context, listen: false);
+          final fileManager = Provider.of<FileManagerProvider>(
+            context,
+            listen: false,
+          );
           FileOperationDialogs.showCreateDialog(context, fileManager);
         },
         tooltip: '新建',
@@ -397,7 +485,8 @@ class _FilesPageState extends State<FilesPage> {
       ),
       IconButton(
         icon: const Icon(Icons.cloud_download),
-        onPressed: () => Provider.of<NavigationProvider>(context, listen: false).setIndex(2),
+        onPressed: () =>
+            Provider.of<NavigationProvider>(context, listen: false).setIndex(2),
         tooltip: '下载',
       ),
     ];
@@ -405,6 +494,11 @@ class _FilesPageState extends State<FilesPage> {
 
   List<Widget> _buildMobileActions() {
     return [
+      Consumer<FileManagerProvider>(
+        builder: (context, fileManager, child) {
+          return _buildSortMenu(fileManager);
+        },
+      ),
       Consumer<FileManagerProvider>(
         builder: (context, fileManager, child) {
           final icon = fileManager.viewType == FileViewType.list
@@ -419,13 +513,52 @@ class _FilesPageState extends State<FilesPage> {
                     : FileViewType.list,
               );
             },
-            tooltip: fileManager.viewType == FileViewType.list ? '网格视图' : '列表视图',
+            tooltip: fileManager.viewType == FileViewType.list
+                ? '网格视图'
+                : '列表视图',
           );
         },
       ),
     ];
   }
 
+  Widget _buildSortMenu(FileManagerProvider fileManager) {
+    final allOptions = [
+      for (final field in SortField.values)
+        for (final dir in SortDirection.values) SortOption(field, dir),
+    ];
+
+    return PopupMenuButton<SortOption>(
+      icon: const Icon(LucideIcons.arrowUpDown),
+      tooltip: '排序',
+      position: PopupMenuPosition.under,
+      onSelected: (option) => fileManager.setSortOption(option),
+      itemBuilder: (context) => allOptions.map((option) {
+        final isSelected = fileManager.sortOption == option;
+        return PopupMenuItem<SortOption>(
+          value: option,
+          child: Row(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              if (isSelected)
+                Padding(
+                  padding: const EdgeInsets.only(right: 8),
+                  child: Icon(
+                    Icons.check,
+                    size: 16,
+                    color: Theme.of(context).colorScheme.primary,
+                  ),
+                )
+              else
+                const SizedBox(width: 24),
+              Text(option.menuLabel),
+            ],
+          ),
+        );
+      }).toList(),
+    );
+  }
+
   // ---- SpeedDial FAB ----
 
   Widget _buildSpeedDialFAB(BuildContext context) {
@@ -471,8 +604,16 @@ class _FilesPageState extends State<FilesPage> {
               isDark: isDark,
               colorScheme: colorScheme,
               onTap: () {
-                final fileManager = Provider.of<FileManagerProvider>(context, listen: false);
-                _onFabSubAction(() => FileOperationDialogs.showCreateDialog(context, fileManager));
+                final fileManager = Provider.of<FileManagerProvider>(
+                  context,
+                  listen: false,
+                );
+                _onFabSubAction(
+                  () => FileOperationDialogs.showCreateDialog(
+                    context,
+                    fileManager,
+                  ),
+                );
               },
             ),
             _buildFabSubItem(
@@ -482,7 +623,10 @@ class _FilesPageState extends State<FilesPage> {
               label: '离线下载',
               isDark: isDark,
               colorScheme: colorScheme,
-              onTap: () => _onFabSubAction(() => Navigator.of(context).pushNamed(RouteNames.remoteDownload)),
+              onTap: () => _onFabSubAction(
+                () =>
+                    Navigator.of(context).pushNamed(RouteNames.remoteDownload),
+              ),
             ),
             Consumer<FileManagerProvider>(
               builder: (context, fileManager, _) {
@@ -568,7 +712,10 @@ class _FilesPageState extends State<FilesPage> {
                   child: BackdropFilter(
                     filter: ImageFilter.blur(sigmaX: 10, sigmaY: 10),
                     child: Container(
-                      padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 7),
+                      padding: const EdgeInsets.symmetric(
+                        horizontal: 12,
+                        vertical: 7,
+                      ),
                       decoration: BoxDecoration(
                         color: isDark
                             ? Colors.white.withValues(alpha: 0.12)
@@ -649,7 +796,8 @@ class _FilesPageState extends State<FilesPage> {
     final isDesktop = MediaQuery.of(context).size.width >= 1000;
     final child = _buildFileList(context);
 
-    if (!isDesktop || !Platform.isWindows && !Platform.isLinux && !Platform.isMacOS) {
+    if (!isDesktop ||
+        !Platform.isWindows && !Platform.isLinux && !Platform.isMacOS) {
       return child;
     }
 
@@ -673,13 +821,19 @@ class _FilesPageState extends State<FilesPage> {
                     strokeAlign: BorderSide.strokeAlignOutside,
                   ),
                   borderRadius: BorderRadius.circular(8),
-                  color: Theme.of(context).colorScheme.surface.withValues(alpha: 0.85),
+                  color: Theme.of(
+                    context,
+                  ).colorScheme.surface.withValues(alpha: 0.85),
                 ),
                 child: Center(
                   child: Column(
                     mainAxisSize: MainAxisSize.min,
                     children: [
-                      Icon(LucideIcons.upload, size: 48, color: Theme.of(context).colorScheme.primary),
+                      Icon(
+                        LucideIcons.upload,
+                        size: 48,
+                        color: Theme.of(context).colorScheme.primary,
+                      ),
                       const SizedBox(height: 12),
                       Text(
                         '释放文件以上传到当前目录',
@@ -709,8 +863,14 @@ class _FilesPageState extends State<FilesPage> {
     }
     if (files.isEmpty) return;
 
-    final uploadManager = Provider.of<UploadManagerProvider>(context, listen: false);
-    final fileManager = Provider.of<FileManagerProvider>(context, listen: false);
+    final uploadManager = Provider.of<UploadManagerProvider>(
+      context,
+      listen: false,
+    );
+    final fileManager = Provider.of<FileManagerProvider>(
+      context,
+      listen: false,
+    );
     uploadManager.markShouldShowDialog();
     uploadManager.startUpload(files, fileManager.currentPath);
     ToastHelper.info('已添加 ${files.length} 个文件到上传队列');
@@ -740,12 +900,19 @@ class _FilesPageState extends State<FilesPage> {
     );
   }
 
-  Widget _buildErrorView(BuildContext context, FileManagerProvider fileManager) {
+  Widget _buildErrorView(
+    BuildContext context,
+    FileManagerProvider fileManager,
+  ) {
     return Center(
       child: Column(
         mainAxisAlignment: MainAxisAlignment.center,
         children: [
-          Icon(Icons.error_outline, size: 64, color: Theme.of(context).colorScheme.error),
+          Icon(
+            Icons.error_outline,
+            size: 64,
+            color: Theme.of(context).colorScheme.error,
+          ),
           const SizedBox(height: 16),
           Text(
             fileManager.errorMessage!,
@@ -783,23 +950,38 @@ class _FilesPageState extends State<FilesPage> {
   Widget _buildListView(BuildContext context, FileManagerProvider fileManager) {
     final isDesktop = MediaQuery.of(context).size.width >= 1000;
     final showCheckbox = fileManager.hasSelection;
+    final itemCount =
+        fileManager.files.length +
+        (fileManager.hasMore || fileManager.isLoadingMore ? 1 : 0);
 
     return Column(
       children: [
-        if (isDesktop) FileListHeader(showCheckbox: showCheckbox),
+        if (isDesktop)
+          FileListHeader(
+            showCheckbox: showCheckbox,
+            currentSort: fileManager.sortOption,
+            onSort: (option) => fileManager.setSortOption(option),
+          ),
         Expanded(
           child: RefreshIndicator(
             onRefresh: () => _onRefresh(fileManager),
             child: NotificationListener<ScrollNotification>(
               onNotification: _onScrollNotification,
               child: ListView.builder(
+                controller: _scrollController,
                 key: PageStorageKey('files_list_${fileManager.currentPath}'),
                 cacheExtent: 900,
-                keyboardDismissBehavior: ScrollViewKeyboardDismissBehavior.onDrag,
-                itemCount: fileManager.files.length,
+                keyboardDismissBehavior:
+                    ScrollViewKeyboardDismissBehavior.onDrag,
+                itemCount: itemCount,
                 itemBuilder: (context, index) {
+                  if (index >= fileManager.files.length) {
+                    return _buildLoadMoreIndicator(context, fileManager);
+                  }
                   final file = fileManager.files[index];
-                  final isSelected = fileManager.selectedFiles.contains(file.path);
+                  final isSelected = fileManager.selectedFiles.contains(
+                    file.path,
+                  );
 
                   return FileListItem(
                     key: ValueKey('file_${file.id}'),
@@ -821,14 +1003,40 @@ class _FilesPageState extends State<FilesPage> {
                       }
                     },
                     onSelect: () => fileManager.toggleSelection(file.path),
-                    onDownload: !file.isFolder ? () => _downloadFile(context, fileManager, file) : null,
-                    onOpenInBrowser: !file.isFolder ? () => _openInBrowser(context, file) : null,
-                    onOpenInCloudreveApp: !file.isFolder ? () => _openInCloudreveApp(context, file) : null,
-                    onRename: () => FileOperationDialogs.showRenameDialog(context, fileManager, file),
-                    onMove: () => FileOperationDialogs.showMoveDialog(context, fileManager, file, false),
-                    onCopy: () => FileOperationDialogs.showMoveDialog(context, fileManager, file, true),
-                    onShare: () => FileOperationDialogs.showShareDialog(context, file),
-                    onDelete: () => FileOperationDialogs.showDeleteSingleConfirmation(context, fileManager, file),
+                    onDownload: !file.isFolder
+                        ? () => _downloadFile(context, fileManager, file)
+                        : null,
+                    onOpenInBrowser: !file.isFolder
+                        ? () => _openInBrowser(context, file)
+                        : null,
+                    onOpenInCloudreveApp: !file.isFolder
+                        ? () => _openInCloudreveApp(context, file)
+                        : null,
+                    onRename: () => FileOperationDialogs.showRenameDialog(
+                      context,
+                      fileManager,
+                      file,
+                    ),
+                    onMove: () => FileOperationDialogs.showMoveDialog(
+                      context,
+                      fileManager,
+                      file,
+                      false,
+                    ),
+                    onCopy: () => FileOperationDialogs.showMoveDialog(
+                      context,
+                      fileManager,
+                      file,
+                      true,
+                    ),
+                    onShare: () =>
+                        FileOperationDialogs.showShareDialog(context, file),
+                    onDelete: () =>
+                        FileOperationDialogs.showDeleteSingleConfirmation(
+                          context,
+                          fileManager,
+                          file,
+                        ),
                     onInfo: () => _showFileInfo(file),
                   );
                 },
@@ -857,15 +1065,20 @@ class _FilesPageState extends State<FilesPage> {
       crossAxisCount = 5;
     }
 
-    final itemWidth = (availableWidth - spacing * (crossAxisCount - 1)) / crossAxisCount;
+    final itemWidth =
+        (availableWidth - spacing * (crossAxisCount - 1)) / crossAxisCount;
     final childAspectRatio = itemWidth / 160;
     final showCheckbox = fileManager.hasSelection;
+    final itemCount =
+        fileManager.files.length +
+        (fileManager.hasMore || fileManager.isLoadingMore ? 1 : 0);
 
     return RefreshIndicator(
       onRefresh: () => _onRefresh(fileManager),
       child: NotificationListener<ScrollNotification>(
         onNotification: _onScrollNotification,
         child: GridView.builder(
+          controller: _scrollController,
           key: PageStorageKey('files_grid_${fileManager.currentPath}'),
           cacheExtent: 1100,
           keyboardDismissBehavior: ScrollViewKeyboardDismissBehavior.onDrag,
@@ -876,8 +1089,11 @@ class _FilesPageState extends State<FilesPage> {
             crossAxisSpacing: spacing / 2,
             childAspectRatio: childAspectRatio,
           ),
-          itemCount: fileManager.files.length,
+          itemCount: itemCount,
           itemBuilder: (context, index) {
+            if (index >= fileManager.files.length) {
+              return _buildGridLoadMoreIndicator(context, fileManager);
+            }
             final file = fileManager.files[index];
             final isSelected = fileManager.selectedFiles.contains(file.path);
 
@@ -900,14 +1116,39 @@ class _FilesPageState extends State<FilesPage> {
                 }
               },
               onSelect: () => fileManager.toggleSelection(file.path),
-              onDownload: !file.isFolder ? () => _downloadFile(context, fileManager, file) : null,
-              onOpenInBrowser: !file.isFolder ? () => _openInBrowser(context, file) : null,
-              onOpenInCloudreveApp: !file.isFolder ? () => _openInCloudreveApp(context, file) : null,
-              onRename: () => FileOperationDialogs.showRenameDialog(context, fileManager, file),
-              onMove: () => FileOperationDialogs.showMoveDialog(context, fileManager, file, false),
-              onCopy: () => FileOperationDialogs.showMoveDialog(context, fileManager, file, true),
-              onShare: () => FileOperationDialogs.showShareDialog(context, file),
-              onDelete: () => FileOperationDialogs.showDeleteSingleConfirmation(context, fileManager, file),
+              onDownload: !file.isFolder
+                  ? () => _downloadFile(context, fileManager, file)
+                  : null,
+              onOpenInBrowser: !file.isFolder
+                  ? () => _openInBrowser(context, file)
+                  : null,
+              onOpenInCloudreveApp: !file.isFolder
+                  ? () => _openInCloudreveApp(context, file)
+                  : null,
+              onRename: () => FileOperationDialogs.showRenameDialog(
+                context,
+                fileManager,
+                file,
+              ),
+              onMove: () => FileOperationDialogs.showMoveDialog(
+                context,
+                fileManager,
+                file,
+                false,
+              ),
+              onCopy: () => FileOperationDialogs.showMoveDialog(
+                context,
+                fileManager,
+                file,
+                true,
+              ),
+              onShare: () =>
+                  FileOperationDialogs.showShareDialog(context, file),
+              onDelete: () => FileOperationDialogs.showDeleteSingleConfirmation(
+                context,
+                fileManager,
+                file,
+              ),
               onInfo: () => _showFileInfo(file),
             );
           },
@@ -916,6 +1157,62 @@ class _FilesPageState extends State<FilesPage> {
     );
   }
 
+  Widget _buildLoadMoreIndicator(
+    BuildContext context,
+    FileManagerProvider fileManager,
+  ) {
+    if (fileManager.isLoadingMore) {
+      return const Padding(
+        padding: EdgeInsets.symmetric(vertical: 16),
+        child: Center(
+          child: SizedBox(
+            width: 20,
+            height: 20,
+            child: CircularProgressIndicator(strokeWidth: 2),
+          ),
+        ),
+      );
+    }
+    return Padding(
+      padding: const EdgeInsets.symmetric(vertical: 12),
+      child: Center(
+        child: OutlinedButton.icon(
+          onPressed: () => fileManager.loadMoreFiles(),
+          icon: const Icon(LucideIcons.chevronsDown, size: 16),
+          label: const Text('加载更多'),
+        ),
+      ),
+    );
+  }
+
+  Widget _buildGridLoadMoreIndicator(
+    BuildContext context,
+    FileManagerProvider fileManager,
+  ) {
+    if (fileManager.isLoadingMore) {
+      return const Center(
+        child: Padding(
+          padding: EdgeInsets.all(16),
+          child: SizedBox(
+            width: 20,
+            height: 20,
+            child: CircularProgressIndicator(strokeWidth: 2),
+          ),
+        ),
+      );
+    }
+    return Center(
+      child: Padding(
+        padding: const EdgeInsets.all(8),
+        child: OutlinedButton.icon(
+          onPressed: () => fileManager.loadMoreFiles(),
+          icon: const Icon(LucideIcons.chevronsDown, size: 16),
+          label: const Text('加载更多'),
+        ),
+      ),
+    );
+  }
+
   Widget _buildBottomBar(BuildContext context) {
     final screenWidth = MediaQuery.of(context).size.width;
     final isDesktop = screenWidth >= 1000;
@@ -930,29 +1227,29 @@ class _FilesPageState extends State<FilesPage> {
             onSelectAll: () => fileManager.selectAll(),
             onMore: fileManager.selectedFiles.length == 1
                 ? () => _showSelectionMore(
-                      fileManager.files.firstWhere(
-                        (f) => f.path == fileManager.selectedFiles.first,
-                      ),
-                      fileManager,
-                    )
+                    fileManager.files.firstWhere(
+                      (f) => f.path == fileManager.selectedFiles.first,
+                    ),
+                    fileManager,
+                  )
                 : null,
             onMove: () => FileOperationDialogs.showBatchMoveDialog(
-                  context,
-                  fileManager,
-                  fileManager.selectedFiles,
-                  false,
-                ),
+              context,
+              fileManager,
+              fileManager.selectedFiles,
+              false,
+            ),
             onCopy: () => FileOperationDialogs.showBatchMoveDialog(
-                  context,
-                  fileManager,
-                  fileManager.selectedFiles,
-                  true,
-                ),
+              context,
+              fileManager,
+              fileManager.selectedFiles,
+              true,
+            ),
             onDelete: () => FileOperationDialogs.showDeleteConfirmation(
-                  context,
-                  fileManager,
-                  fileManager.selectedFiles,
-                ),
+              context,
+              fileManager,
+              fileManager.selectedFiles,
+            ),
           );
         }
 
@@ -976,11 +1273,17 @@ class _FilesPageState extends State<FilesPage> {
     } else if (FileTypeUtils.isAudio(file.name)) {
       Navigator.of(context).pushNamed(RouteNames.audioPreview, arguments: file);
     } else if (FileTypeUtils.isMarkdown(file.name)) {
-      Navigator.of(context).pushNamed(RouteNames.markdownPreview, arguments: file);
+      Navigator.of(
+        context,
+      ).pushNamed(RouteNames.markdownPreview, arguments: file);
     } else if (FileTypeUtils.isTextCode(file.name)) {
-      Navigator.of(context).pushNamed(RouteNames.documentPreview, arguments: file);
+      Navigator.of(
+        context,
+      ).pushNamed(RouteNames.documentPreview, arguments: file);
     } else {
-      ToastHelper.info('暂不支持预览 ${FileTypeUtils.getFileTypeDescription(file.name)}');
+      ToastHelper.info(
+        '暂不支持预览 ${FileTypeUtils.getFileTypeDescription(file.name)}',
+      );
     }
   }
 
@@ -989,7 +1292,10 @@ class _FilesPageState extends State<FilesPage> {
     FileManagerProvider fileManager,
     FileModel file,
   ) async {
-    final downloadManager = Provider.of<DownloadManagerProvider>(context, listen: false);
+    final downloadManager = Provider.of<DownloadManagerProvider>(
+      context,
+      listen: false,
+    );
     final task = await downloadManager.addDownloadTask(
       fileName: file.name,
       fileUri: file.relativePath,
@@ -1037,11 +1343,8 @@ class _FilesPageState extends State<FilesPage> {
   }
 
   void _openInCloudreveApp(BuildContext context, FileModel file) {
-    Navigator.of(context).pushNamed(
-      RouteNames.cloudreveFileApp,
-      arguments: {
-        'file': file,
-      },
-    );
+    Navigator.of(
+      context,
+    ).pushNamed(RouteNames.cloudreveFileApp, arguments: {'file': file});
   }
 }

lib/presentation/pages/preview/pdf_preview_page.dart

@@ -114,9 +114,12 @@ class _PdfPreviewPageState extends State<PdfPreviewPage> {
         initialPageNumber: 1,
         params: const PdfViewerParams(
           activeMatchTextColor: Colors.yellow,
-          annotationRenderingMode: PdfAnnotationRenderingMode.annotationAndForms,
-          maxScale: 4.0,
-          minScale: 0.8, // Allow 300% zoom
+          annotationRenderingMode:
+              PdfAnnotationRenderingMode.annotationAndForms,
+          sizeDelegateProvider: PdfViewerSizeDelegateProviderLegacy(
+            maxScale: 4.0,
+            minScale: 0.8,
+          ),
           scaleEnabled: true,
           textSelectionParams: PdfTextSelectionParams(
             enabled: true,

lib/presentation/pages/profile/widgets/quick_functions_section.dart

@@ -23,26 +23,48 @@ class QuickFunctionsSection extends StatelessWidget {
   const QuickFunctionsSection({super.key});
 
   static final _functions = [
-    _QuickFunction(icon: LucideIcons.share2, label: '我的分享', route: RouteNames.share),
-    _QuickFunction(icon: LucideIcons.cloud, label: 'WebDAV', route: RouteNames.webdav),
-    _QuickFunction(icon: LucideIcons.download, label: '离线下载', route: RouteNames.remoteDownload),
-    _QuickFunction(icon: LucideIcons.trash2, label: '回收站', route: RouteNames.recycleBin),
+    _QuickFunction(
+      icon: LucideIcons.share2,
+      label: '我的分享',
+      route: RouteNames.share,
+    ),
+    _QuickFunction(
+      icon: LucideIcons.cloud,
+      label: 'WebDAV',
+      route: RouteNames.webdav,
+    ),
+    _QuickFunction(
+      icon: LucideIcons.download,
+      label: '离线下载',
+      route: RouteNames.remoteDownload,
+    ),
+    _QuickFunction(
+      icon: LucideIcons.trash2,
+      label: '回收站',
+      route: RouteNames.recycleBin,
+    ),
     _QuickFunction(
       icon: LucideIcons.refreshCw,
       label: '文件同步',
       onTap: (ctx) {
         final nav = ctx.read<NavigationProvider>();
-        // 桌面端有同步 Tab（index 4），直接切换；移动端跳转同步设置页
-        final isDesktop = defaultTargetPlatform != TargetPlatform.android &&
+        // 桌面端或 Android 平板（宽屏）有同步 Tab，直接切换；手机端跳转同步详情页
+        final isDesktop =
+            defaultTargetPlatform != TargetPlatform.android &&
             defaultTargetPlatform != TargetPlatform.iOS;
-        if (isDesktop) {
-          nav.setIndex(4);
+        final isWideScreen = MediaQuery.of(ctx).size.width >= 800;
+        if (isDesktop || isWideScreen) {
+          nav.setIndex(3);
         } else {
-          Navigator.of(ctx).pushNamed(RouteNames.syncSettings);
+          Navigator.of(ctx).pushNamed(RouteNames.syncStatus);
         }
       },
     ),
-    _QuickFunction(icon: LucideIcons.settings, label: '设置', route: RouteNames.settings),
+    _QuickFunction(
+      icon: LucideIcons.settings,
+      label: '设置',
+      route: RouteNames.settings,
+    ),
   ];
 
   static const double _spacing = 12;
@@ -63,9 +85,12 @@ class QuickFunctionsSection extends StatelessWidget {
             children: [
               Icon(LucideIcons.zap, size: 18, color: theme.colorScheme.primary),
               const SizedBox(width: 8),
-              Text('快捷功能',
-                  style: theme.textTheme.titleMedium
-                      ?.copyWith(fontWeight: FontWeight.w600)),
+              Text(
+                '快捷功能',
+                style: theme.textTheme.titleMedium?.copyWith(
+                  fontWeight: FontWeight.w600,
+                ),
+              ),
             ],
           ),
         ),
@@ -79,7 +104,8 @@ class QuickFunctionsSection extends StatelessWidget {
               if (itemWidth < _minItemWidth) break;
               perRow = next;
             }
-            final itemWidth = (availableWidth - _spacing * (perRow - 1)) / perRow;
+            final itemWidth =
+                (availableWidth - _spacing * (perRow - 1)) / perRow;
 
             return Wrap(
               spacing: _spacing,
@@ -132,9 +158,7 @@ class _QuickFunctionCardState extends State<_QuickFunctionCard> {
     final colorScheme = theme.colorScheme;
 
     return Card(
-      color: _hovered
-          ? colorScheme.surfaceContainerHighest
-          : null,
+      color: _hovered ? colorScheme.surfaceContainerHighest : null,
       child: InkWell(
         onTap: widget.onTap,
         borderRadius: BorderRadius.circular(12),

lib/presentation/pages/shell/app_shell.dart

@@ -1,9 +1,11 @@
+import 'package:cloudreve4_flutter/presentation/providers/admin_provider.dart';
 import 'package:cloudreve4_flutter/presentation/providers/auth_provider.dart';
 import 'package:cloudreve4_flutter/presentation/providers/download_manager_provider.dart';
 import 'package:cloudreve4_flutter/presentation/providers/file_manager_provider.dart';
 import 'package:cloudreve4_flutter/presentation/providers/navigation_provider.dart';
 import 'package:cloudreve4_flutter/presentation/providers/sync_provider.dart';
 import 'package:cloudreve4_flutter/presentation/providers/upload_manager_provider.dart';
+import 'package:cloudreve4_flutter/presentation/providers/user_setting_provider.dart';
 import 'package:cloudreve4_flutter/presentation/widgets/announcement_dialog.dart';
 import 'package:cloudreve4_flutter/presentation/widgets/gesture_handler_mixin.dart';
 import 'package:cloudreve4_flutter/presentation/widgets/glassmorphism_container.dart';
@@ -57,12 +59,18 @@ class _AppShellState extends State<AppShell>
   final Set<int> _visitedPageIndexes = <int>{0};
   late AnimationController _syncSpinController;
   String? _lastClipboardShareId;
+  String? _lastUserId;
+  bool _cachedShowSyncTab = false;
 
-  bool get _showSyncTab =>
-      defaultTargetPlatform != TargetPlatform.android &&
-      defaultTargetPlatform != TargetPlatform.iOS;
+  static bool _shouldShowSyncTab(double screenWidth) {
+    if (defaultTargetPlatform != TargetPlatform.android &&
+        defaultTargetPlatform != TargetPlatform.iOS) {
+      return true;
+    }
+    return screenWidth >= 800;
+  }
 
-  List<Widget> get _pages => _showSyncTab
+  List<Widget> _pages(bool showSyncTab) => showSyncTab
       ? [
           const OverviewPage(),
           const FilesPage(),
@@ -78,7 +86,7 @@ class _AppShellState extends State<AppShell>
         ];
 
   int _clampedIndex(int index) {
-    final maxIndex = _pages.length - 1;
+    final maxIndex = _pages(_cachedShowSyncTab).length - 1;
     if (index < 0) return 0;
     if (index > maxIndex) return maxIndex;
     return index;
@@ -95,6 +103,7 @@ class _AppShellState extends State<AppShell>
     WidgetsBinding.instance.addPostFrameCallback((_) {
       _showPostLoginAnnouncement();
       _checkClipboardShareLink();
+      _lastUserId = context.read<AuthProvider>().user?.id;
     });
   }
 
@@ -112,6 +121,56 @@ class _AppShellState extends State<AppShell>
     }
   }
 
+  void _handleTabSelected(int index) {
+    final nav = Provider.of<NavigationProvider>(context, listen: false);
+    nav.setIndex(index);
+
+    final userSetting = Provider.of<UserSettingProvider>(
+      context,
+      listen: false,
+    );
+    if (index == 0 || index == _pages(_cachedShowSyncTab).length - 1) {
+      userSetting.loadCapacity();
+    }
+  }
+
+  void _checkUserChange(AuthProvider auth) {
+    final currentUserId = auth.user?.id;
+    if (_lastUserId != null && currentUserId != _lastUserId) {
+      _lastUserId = currentUserId;
+      Future.microtask(() {
+        if (mounted) _resetProvidersOnUserChange();
+      });
+    } else if (_lastUserId == null && currentUserId != null) {
+      _lastUserId = currentUserId;
+    }
+  }
+
+  void _resetProvidersOnUserChange() {
+    final fileManager = Provider.of<FileManagerProvider>(
+      context,
+      listen: false,
+    );
+    final userSetting = Provider.of<UserSettingProvider>(
+      context,
+      listen: false,
+    );
+    final admin = Provider.of<AdminProvider>(context, listen: false);
+    final sync = Provider.of<SyncProvider>(context, listen: false);
+
+    fileManager.clearFiles();
+    userSetting.clear();
+    admin.clear();
+
+    if (sync.engineInitialized) {
+      sync.resetSync();
+    }
+
+    final nav = Provider.of<NavigationProvider>(context, listen: false);
+    nav.setIndex(0);
+    userSetting.loadCapacity();
+  }
+
   Future<void> _showPostLoginAnnouncement() async {
     final authProvider = context.read<AuthProvider>();
     if (!authProvider.isAuthenticated) return;
@@ -193,6 +252,7 @@ class _AppShellState extends State<AppShell>
   Widget build(BuildContext context) {
     final screenWidth = MediaQuery.of(context).size.width;
     final isDesktop = screenWidth >= 1000;
+    _cachedShowSyncTab = _shouldShowSyncTab(screenWidth);
 
     return PopScope(
       canPop: false,
@@ -217,8 +277,9 @@ class _AppShellState extends State<AppShell>
           }
         }
       },
-      child: Consumer<NavigationProvider>(
-        builder: (context, navProvider, _) {
+      child: Consumer2<AuthProvider, NavigationProvider>(
+        builder: (context, auth, navProvider, _) {
+          _checkUserChange(auth);
           if (isDesktop) {
             return _buildDesktopLayout(context, navProvider);
           }
@@ -229,7 +290,7 @@ class _AppShellState extends State<AppShell>
   }
 
   Widget _buildPageContent(BuildContext context, int currentIndex) {
-    final pages = _pages;
+    final pages = _pages(_cachedShowSyncTab);
     final visibleIndex = _clampedIndex(currentIndex);
     _visitedPageIndexes.add(visibleIndex);
 
@@ -297,7 +358,7 @@ class _AppShellState extends State<AppShell>
             return NavigationBar(
               height: 64,
               selectedIndex: _clampedIndex(navProvider.currentIndex),
-              onDestinationSelected: (i) => navProvider.setIndex(i),
+              onDestinationSelected: _handleTabSelected,
               destinations: [
                 const NavigationDestination(
                   icon: Icon(LucideIcons.layoutDashboard),
@@ -322,7 +383,7 @@ class _AppShellState extends State<AppShell>
                   ),
                   label: '任务',
                 ),
-                if (_showSyncTab)
+                if (_cachedShowSyncTab)
                   NavigationDestination(
                     icon: Consumer<SyncProvider>(
                       builder: (context, sync, _) {
@@ -373,15 +434,18 @@ class _AppShellState extends State<AppShell>
         children: [
           NavigationRail(
             selectedIndex: _clampedIndex(navProvider.currentIndex),
-            onDestinationSelected: (i) => navProvider.setIndex(i),
+            onDestinationSelected: _handleTabSelected,
             leading: Padding(
               padding: const EdgeInsets.symmetric(vertical: 16),
               child: GestureDetector(
-                onTap: () => navProvider.setIndex(_pages.length - 1),
+                onTap: () =>
+                    navProvider.setIndex(_pages(_cachedShowSyncTab).length - 1),
                 child: Container(
                   decoration: BoxDecoration(
                     shape: BoxShape.circle,
-                    border: navProvider.currentIndex == _pages.length - 1
+                    border:
+                        navProvider.currentIndex ==
+                            _pages(_cachedShowSyncTab).length - 1
                         ? Border.all(
                             color: theme.colorScheme.primary,
                             width: 2.5,
@@ -424,7 +488,7 @@ class _AppShellState extends State<AppShell>
                 selectedIcon: const Icon(LucideIcons.listChecks, weight: 700),
                 label: const Text('任务'),
               ),
-              if (_showSyncTab)
+              if (_cachedShowSyncTab)
                 NavigationRailDestination(
                   icon: Consumer<SyncProvider>(
                     builder: (context, sync, _) {

lib/presentation/pages/sync/sync_page.dart

@@ -5,6 +5,7 @@ import 'package:lucide_icons/lucide_icons.dart';
 
 import '../../../data/models/sync_task_model.dart';
 import '../../providers/sync_provider.dart';
+import '../../widgets/sync_stats_card.dart';
 import '../../widgets/toast_helper.dart';
 import 'sync_settings_page.dart';
 
@@ -47,191 +48,328 @@ class _SyncPageState extends State<SyncPage> {
         ],
       ),
       body: RefreshIndicator(
-          onRefresh: () async {
-            final sync = context.read<SyncProvider>();
-            sync.invalidateAllTaskDetails();
-            await sync.loadRecentTasks();
-          },
-          child: ListView(
-            padding: const EdgeInsets.symmetric(vertical: 8),
-            children: [
-              _buildStatusCard(sync, theme),
-              const SizedBox(height: 8),
-              _buildActiveTasksSection(sync, theme),
-              const SizedBox(height: 8),
-              _buildCompletedTasksSection(sync, theme),
-              const SizedBox(height: 32),
-            ],
-          ),
-        ),
-    );
-  }
-
-  void _navigateToSettings() {
-    Navigator.of(context).push(
-      MaterialPageRoute(builder: (_) => const SyncSettingsPage()),
-    );
-  }
-
-  Widget _buildStatusCard(SyncProvider sync, ThemeData theme) {
-    final isActive = sync.isActive;
-    final isPaused = sync.isPaused;
-    final hasError = sync.hasError;
-
-    Color statusColor;
-    IconData statusIcon;
-    String statusText;
-
-    if (isActive) {
-      statusColor = theme.colorScheme.primary;
-      statusIcon = Icons.sync;
-      statusText = _syncModeLabel(sync);
-    } else if (isPaused) {
-      statusColor = Colors.orange;
-      statusIcon = Icons.pause_circle_outline;
-      statusText = '已暂停';
-    } else if (hasError) {
-      statusColor = theme.colorScheme.error;
-      statusIcon = Icons.error_outline;
-      statusText = '同步错误';
-    } else if (sync.state == SyncState.stopped) {
-      statusColor = theme.disabledColor;
-      statusIcon = Icons.stop_circle_outlined;
-      statusText = '已停止';
-    } else {
-      statusColor = theme.disabledColor;
-      statusIcon = Icons.cloud_off;
-      statusText = '未启动';
-    }
-
-    return Card(
-      margin: const EdgeInsets.symmetric(horizontal: 5),
-      child: Padding(
-        padding: const EdgeInsets.all(16),
-        child: Column(
-          crossAxisAlignment: CrossAxisAlignment.start,
+        onRefresh: () async {
+          final sync = context.read<SyncProvider>();
+          sync.invalidateAllTaskDetails();
+          await sync.loadRecentTasks();
+        },
+        child: ListView(
+          padding: const EdgeInsets.symmetric(vertical: 8),
           children: [
-            Row(
-              children: [
-                Icon(statusIcon, color: statusColor, size: 28),
-                const SizedBox(width: 12),
-                Expanded(
-                  child: Column(
-                    crossAxisAlignment: CrossAxisAlignment.start,
+            Padding(
+              padding: const EdgeInsets.symmetric(horizontal: 5),
+              child: LayoutBuilder(
+                builder: (context, constraints) {
+                  final isWide = constraints.maxWidth >= 800;
+                  final statsCard = SyncStatsCard(
+                    uploaded: sync.cumUploaded,
+                    downloaded: sync.cumDownloaded,
+                    renamed: sync.cumRenamed,
+                    moved: sync.cumMoved,
+                    conflicts: sync.cumConflicts,
+                    failed: sync.cumFailed,
+                    deletedLocal: sync.cumDeletedLocal,
+                    deletedRemote: sync.cumDeletedRemote,
+                    skipped: sync.cumSkipped,
+                  );
+
+                  if (isWide) {
+                    return IntrinsicHeight(
+                      child: Row(
+                        crossAxisAlignment: CrossAxisAlignment.stretch,
+                        children: [
+                          Expanded(child: _buildStatusHeaderCard(sync, theme)),
+                          const SizedBox(width: 8),
+                          Expanded(child: statsCard),
+                        ],
+                      ),
+                    );
+                  }
+                  return Column(
                     children: [
-                      Text(
-                        statusText,
-                        style: theme.textTheme.titleMedium?.copyWith(
-                          fontWeight: FontWeight.w600,
-                        ),
-                      ),
-                      if (sync.errorMessage != null)
-                        Text(
-                          sync.errorMessage!,
-                          style: theme.textTheme.bodySmall?.copyWith(
-                            color: theme.colorScheme.error,
-                          ),
-                          maxLines: 1,
-                          overflow: TextOverflow.ellipsis,
-                        ),
+                      _buildStatusHeaderCard(sync, theme),
+                      const SizedBox(height: 8),
+                      statsCard,
                     ],
-                  ),
-                ),
-                if (sync.activeWorkerCount > 0)
-                  Badge(
-                    label: Text('${sync.activeWorkerCount}'),
-                    child: Icon(LucideIcons.loader, color: statusColor, size: 24),
-                  ),
-              ],
-            ),
-            if (isActive || isPaused) ...[
-              const SizedBox(height: 12),
-              ClipRRect(
-                borderRadius: BorderRadius.circular(4),
-                child: LinearProgressIndicator(
-                  value: sync.totalFiles > 0 ? sync.progress : null,
-                  minHeight: 6,
-                ),
-              ),
-              const SizedBox(height: 8),
-              Text(
-                sync.totalFiles > 0
-                    ? '${sync.syncedFiles} / ${sync.totalFiles} 文件'
-                    : sync.state == SyncState.continuous
-                        ? '持续同步中'
-                        : '正在同步...',
-                style: theme.textTheme.bodySmall,
-              ),
-            ],
-            if (sync.lastSummary != null) ...[
-              const SizedBox(height: 12),
-              Wrap(
-                spacing: 12,
-                runSpacing: 4,
-                children: [
-                  _summaryChip(theme, '上传', sync.lastSummary!.uploaded),
-                  _summaryChip(theme, '下载', sync.lastSummary!.downloaded),
-                  _summaryChip(theme, '冲突', sync.lastSummary!.conflicts),
-                  _summaryChip(theme, '失败', sync.lastSummary!.failed),
-                  _summaryChip(theme, '重命名', sync.lastSummary!.renamed),
-                  _summaryChip(theme, '移动', sync.lastSummary!.moved),
-                ],
-              ),
-            ],
-            const SizedBox(height: 12),
-            Row(
-              children: [
-                if (!sync.isActive && !sync.isPaused)
-                  Expanded(
-                    child: FilledButton.icon(
-                      onPressed: () => _navigateToSettings(),
-                      icon: const Icon(Icons.play_arrow, size: 18),
-                      label: const Text('开始同步'),
-                    ),
-                  ),
-                if (sync.isActive)
-                  Expanded(
-                    child: OutlinedButton.icon(
-                      onPressed: () => sync.pause(),
-                      icon: const Icon(Icons.pause, size: 18),
-                      label: const Text('暂停'),
-                    ),
-                  ),
-                if (sync.isPaused)
-                  Expanded(
-                    child: FilledButton.icon(
-                      onPressed: () => sync.resume(),
-                      icon: const Icon(Icons.play_arrow, size: 18),
-                      label: const Text('恢复'),
-                    ),
-                  ),
-                if (sync.isActive || sync.isPaused) ...[
-                  const SizedBox(width: 8),
-                  Expanded(
-                    child: OutlinedButton.icon(
-                      onPressed: () => _stopSync(sync),
-                      icon: const Icon(Icons.stop, size: 18),
-                      label: const Text('停止'),
-                      style: OutlinedButton.styleFrom(
-                        foregroundColor: theme.colorScheme.error,
-                      ),
-                    ),
-                  ),
-                ],
-              ],
+                  );
+                },
+              ),
             ),
+            const SizedBox(height: 8),
+            _buildActiveTasksSection(sync, theme),
+            const SizedBox(height: 8),
+            _buildCompletedTasksSection(sync, theme),
+            const SizedBox(height: 32),
           ],
         ),
       ),
     );
   }
 
-  Widget _summaryChip(ThemeData theme, String label, int value) {
+  void _navigateToSettings() {
+    Navigator.of(
+      context,
+    ).push(MaterialPageRoute(builder: (_) => const SyncSettingsPage()));
+  }
+
+  Widget _buildStatusHeaderCard(SyncProvider sync, ThemeData theme) {
+    final isActive = sync.isActive;
+    final isPaused = sync.isPaused;
+    final hasError = sync.hasError;
+
+    Color statusColor;
+    String statusText;
+
+    if (isActive) {
+      statusColor = theme.colorScheme.primary;
+      statusText = _syncModeLabel(sync);
+    } else if (isPaused) {
+      statusColor = Colors.orange;
+      statusText = '已暂停';
+    } else if (hasError) {
+      statusColor = theme.colorScheme.error;
+      statusText = '同步错误';
+    } else if (sync.state == SyncState.stopped) {
+      statusColor = theme.disabledColor;
+      statusText = '已停止';
+    } else {
+      statusColor = theme.disabledColor;
+      statusText = '未启动';
+    }
+
+    return Container(
+      width: double.infinity,
+      decoration: BoxDecoration(
+        gradient: LinearGradient(
+          begin: Alignment.topLeft,
+          end: Alignment.bottomRight,
+          colors: [
+            theme.colorScheme.primaryContainer.withValues(alpha: 0.3),
+            theme.colorScheme.tertiaryContainer.withValues(alpha: 0.3),
+          ],
+        ),
+        borderRadius: BorderRadius.circular(24),
+      ),
+      padding: const EdgeInsets.fromLTRB(24, 16, 24, 28),
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          Center(
+            child: Text(
+              statusText,
+              style: theme.textTheme.titleMedium?.copyWith(
+                fontWeight: FontWeight.w600,
+                color: statusColor,
+              ),
+            ),
+          ),
+          if (sync.errorMessage != null) ...[
+            const SizedBox(height: 4),
+            Center(
+              child: Text(
+                sync.errorMessage!,
+                style: theme.textTheme.bodySmall?.copyWith(
+                  color: theme.colorScheme.error,
+                ),
+                maxLines: 1,
+                overflow: TextOverflow.ellipsis,
+              ),
+            ),
+          ],
+          const SizedBox(height: 16),
+          Row(
+            mainAxisAlignment: MainAxisAlignment.center,
+            children: [
+              SizedBox(
+                width: 96,
+                height: 96,
+                child: Stack(
+                  alignment: Alignment.center,
+                  children: [
+                    if (isActive)
+                      SizedBox(
+                        width: 96,
+                        height: 96,
+                        child: CircularProgressIndicator(
+                          value: sync.activeTotalCount > 0
+                              ? sync.activeProgress
+                              : null,
+                          strokeWidth: 6,
+                          strokeCap: StrokeCap.round,
+                          backgroundColor:
+                              theme.colorScheme.surfaceContainerHighest,
+                          valueColor: AlwaysStoppedAnimation<Color>(
+                            statusColor,
+                          ),
+                        ),
+                      )
+                    else
+                      SizedBox(
+                        width: 96,
+                        height: 96,
+                        child: CircularProgressIndicator(
+                          value: 0,
+                          strokeWidth: 6,
+                          backgroundColor:
+                              theme.colorScheme.surfaceContainerHighest,
+                          valueColor: AlwaysStoppedAnimation<Color>(
+                            statusColor,
+                          ),
+                        ),
+                      ),
+                    Column(
+                      mainAxisSize: MainAxisSize.min,
+                      children: [
+                        if (isActive && sync.activeTotalCount > 0)
+                          Text(
+                            '${(sync.activeProgress * 100).toInt()}%',
+                            style: theme.textTheme.titleMedium?.copyWith(
+                              fontWeight: FontWeight.bold,
+                              color: statusColor,
+                            ),
+                          ),
+                        Text(
+                          isActive
+                              ? (sync.state == SyncState.continuous
+                                    ? '持续同步'
+                                    : '同步中')
+                              : isPaused
+                              ? '已暂停'
+                              : hasError
+                              ? '错误'
+                              : '未启动',
+                          style: theme.textTheme.bodySmall?.copyWith(
+                            color: theme.hintColor,
+                            fontSize: 11,
+                          ),
+                        ),
+                      ],
+                    ),
+                  ],
+                ),
+              ),
+              const SizedBox(width: 24),
+              IntrinsicWidth(
+                child: Column(
+                  crossAxisAlignment: CrossAxisAlignment.start,
+                  children: [
+                    _buildStatRow(
+                      Icons.file_upload_outlined,
+                      '${sync.cumUploaded}',
+                      '已上传',
+                      Colors.blue,
+                      theme,
+                    ),
+                    const SizedBox(height: 8),
+                    _buildStatRow(
+                      Icons.file_download_outlined,
+                      '${sync.cumDownloaded}',
+                      '已下载',
+                      Colors.green,
+                      theme,
+                    ),
+                    const SizedBox(height: 8),
+                    _buildStatRow(
+                      Icons.warning_amber_outlined,
+                      '${sync.cumConflicts}',
+                      '冲突',
+                      Colors.orange,
+                      theme,
+                    ),
+                  ],
+                ),
+              ),
+            ],
+          ),
+          if (isActive && sync.currentFile != null) ...[
+            const SizedBox(height: 12),
+            Text(
+              sync.currentFile!,
+              style: theme.textTheme.bodySmall?.copyWith(
+                color: theme.hintColor,
+              ),
+              overflow: TextOverflow.ellipsis,
+              maxLines: 1,
+            ),
+          ],
+          if (isActive && sync.activeTotalCount > 0) ...[
+            const SizedBox(height: 8),
+            Text(
+              '${sync.activeCompletedCount} / ${sync.activeTotalCount} 文件',
+              style: theme.textTheme.bodySmall?.copyWith(
+                color: theme.hintColor,
+              ),
+            ),
+          ],
+          const SizedBox(height: 16),
+          Row(
+            children: [
+              if (!sync.isActive && !sync.isPaused)
+                Expanded(
+                  child: FilledButton.icon(
+                    onPressed: () => _navigateToSettings(),
+                    icon: const Icon(Icons.play_arrow, size: 18),
+                    label: const Text('开始同步'),
+                  ),
+                ),
+              if (sync.isActive)
+                Expanded(
+                  child: OutlinedButton.icon(
+                    onPressed: () => sync.pause(),
+                    icon: const Icon(Icons.pause, size: 18),
+                    label: const Text('暂停'),
+                  ),
+                ),
+              if (sync.isPaused)
+                Expanded(
+                  child: FilledButton.icon(
+                    onPressed: () => sync.resume(),
+                    icon: const Icon(Icons.play_arrow, size: 18),
+                    label: const Text('恢复'),
+                  ),
+                ),
+              if (sync.isActive || sync.isPaused) ...[
+                const SizedBox(width: 8),
+                Expanded(
+                  child: OutlinedButton.icon(
+                    onPressed: () => _stopSync(sync),
+                    icon: const Icon(Icons.stop, size: 18),
+                    label: const Text('停止'),
+                    style: OutlinedButton.styleFrom(
+                      foregroundColor: theme.colorScheme.error,
+                    ),
+                  ),
+                ),
+              ],
+            ],
+          ),
+        ],
+      ),
+    );
+  }
+
+  Widget _buildStatRow(
+    IconData icon,
+    String value,
+    String label,
+    Color color,
+    ThemeData theme,
+  ) {
     return Row(
-      mainAxisSize: MainAxisSize.min,
       children: [
-        Text('$label:', style: theme.textTheme.bodySmall?.copyWith(color: theme.hintColor)),
-        Text(' $value', style: theme.textTheme.bodySmall?.copyWith(fontWeight: FontWeight.w600)),
+        Icon(icon, size: 16, color: color),
+        const SizedBox(width: 8),
+        Text(
+          value,
+          style: theme.textTheme.titleSmall?.copyWith(
+            fontWeight: FontWeight.bold,
+          ),
+        ),
+        const SizedBox(width: 4),
+        Text(
+          label,
+          style: theme.textTheme.bodySmall?.copyWith(color: theme.hintColor),
+        ),
       ],
     );
   }
@@ -262,9 +400,13 @@ class _SyncPageState extends State<SyncPage> {
 
   Widget _buildCompletedTasksSection(SyncProvider sync, ThemeData theme) {
     final tasks = sync.recentTasks
-        .where((t) =>
-            (t.status == 'completed' || t.status == 'failed' || t.status == 'cancelled') &&
-            t.totalCount > 0)
+        .where(
+          (t) =>
+              (t.status == 'completed' ||
+                  t.status == 'failed' ||
+                  t.status == 'cancelled') &&
+              t.totalCount > 0,
+        )
         .toList();
 
     return _buildTaskSection(
@@ -308,7 +450,10 @@ class _SyncPageState extends State<SyncPage> {
             child: Padding(
               padding: const EdgeInsets.all(24),
               child: Center(
-                child: Text(emptyText, style: TextStyle(color: theme.hintColor)),
+                child: Text(
+                  emptyText,
+                  style: TextStyle(color: theme.hintColor),
+                ),
               ),
             ),
           )
@@ -357,9 +502,15 @@ class _SyncPageState extends State<SyncPage> {
                     child: Row(
                       children: [
                         Container(
-                          padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
+                          padding: const EdgeInsets.symmetric(
+                            horizontal: 8,
+                            vertical: 2,
+                          ),
                           decoration: BoxDecoration(
-                            color: _statusColor(task.status, theme).withValues(alpha: 0.1),
+                            color: _statusColor(
+                              task.status,
+                              theme,
+                            ).withValues(alpha: 0.1),
                             borderRadius: BorderRadius.circular(4),
                           ),
                           child: Text(
@@ -396,8 +547,7 @@ class _SyncPageState extends State<SyncPage> {
               ),
             ),
           ),
-          if (isExpanded)
-            _buildTaskDetailList(task, theme),
+          if (isExpanded) _buildTaskDetailList(task, theme),
         ],
       ),
     );
@@ -410,7 +560,13 @@ class _SyncPageState extends State<SyncPage> {
     if (_loadingDetails.contains(task.id)) {
       return const Padding(
         padding: EdgeInsets.all(16),
-        child: Center(child: SizedBox(width: 20, height: 20, child: CircularProgressIndicator(strokeWidth: 2))),
+        child: Center(
+          child: SizedBox(
+            width: 20,
+            height: 20,
+            child: CircularProgressIndicator(strokeWidth: 2),
+          ),
+        ),
       );
     }
 
@@ -430,10 +586,41 @@ class _SyncPageState extends State<SyncPage> {
           padding: const EdgeInsets.symmetric(horizontal: 5, vertical: 6),
           child: Row(
             children: [
-              SizedBox(width: 70, child: Text('操作', style: theme.textTheme.labelSmall?.copyWith(color: theme.hintColor))),
-              Expanded(child: Text('文件名', style: theme.textTheme.labelSmall?.copyWith(color: theme.hintColor))),
-              SizedBox(width: 55, child: Text('状态', style: theme.textTheme.labelSmall?.copyWith(color: theme.hintColor))),
-              SizedBox(width: 110, child: Text('时间', style: theme.textTheme.labelSmall?.copyWith(color: theme.hintColor))),
+              SizedBox(
+                width: 70,
+                child: Text(
+                  '操作',
+                  style: theme.textTheme.labelSmall?.copyWith(
+                    color: theme.hintColor,
+                  ),
+                ),
+              ),
+              Expanded(
+                child: Text(
+                  '文件名',
+                  style: theme.textTheme.labelSmall?.copyWith(
+                    color: theme.hintColor,
+                  ),
+                ),
+              ),
+              SizedBox(
+                width: 55,
+                child: Text(
+                  '状态',
+                  style: theme.textTheme.labelSmall?.copyWith(
+                    color: theme.hintColor,
+                  ),
+                ),
+              ),
+              SizedBox(
+                width: 110,
+                child: Text(
+                  '时间',
+                  style: theme.textTheme.labelSmall?.copyWith(
+                    color: theme.hintColor,
+                  ),
+                ),
+              ),
             ],
           ),
         ),
@@ -463,7 +650,10 @@ class _SyncPageState extends State<SyncPage> {
             child: Container(
               padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 1),
               decoration: BoxDecoration(
-                color: _actionColor(item.actionType, theme).withValues(alpha: 0.1),
+                color: _actionColor(
+                  item.actionType,
+                  theme,
+                ).withValues(alpha: 0.1),
                 borderRadius: BorderRadius.circular(3),
               ),
               child: Text(
@@ -560,7 +750,8 @@ class _SyncPageState extends State<SyncPage> {
     setState(() => _expandedTasks.add(taskId));
     sync.watchTaskDetail(taskId);
 
-    if (sync.getCachedTaskDetail(taskId) == null && !_loadingDetails.contains(taskId)) {
+    if (sync.getCachedTaskDetail(taskId) == null &&
+        !_loadingDetails.contains(taskId)) {
       setState(() => _loadingDetails.add(taskId));
       sync.getTaskDetail(taskId).whenComplete(() {
         if (mounted) {

lib/presentation/pages/sync/sync_page_android.dart

@@ -0,0 +1,768 @@
+import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+
+import '../../../data/models/sync_task_model.dart';
+import '../../providers/sync_provider.dart';
+import '../../widgets/sync_stats_card.dart';
+import 'sync_settings_page.dart';
+
+/// 移动端同步详情页面 - 展示实时同步状态和任务列表
+class SyncPageAndroid extends StatefulWidget {
+  const SyncPageAndroid({super.key});
+
+  @override
+  State<SyncPageAndroid> createState() => _SyncPageAndroidState();
+}
+
+class _SyncPageAndroidState extends State<SyncPageAndroid> {
+  final Set<String> _expandedTasks = {};
+  final Set<String> _loadingDetails = {};
+
+  @override
+  void initState() {
+    super.initState();
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      context.read<SyncProvider>().loadRecentTasks();
+    });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final sync = context.watch<SyncProvider>();
+    final theme = Theme.of(context);
+
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('文件同步'),
+        actions: [
+          IconButton(
+            icon: const Icon(Icons.settings_outlined),
+            onPressed: () => _navigateToSettings(),
+            tooltip: '同步设置',
+          ),
+        ],
+      ),
+      body: RefreshIndicator(
+        onRefresh: () async {
+          final sync = context.read<SyncProvider>();
+          sync.invalidateAllTaskDetails();
+          await sync.loadRecentTasks();
+        },
+        child: CustomScrollView(
+          physics: const AlwaysScrollableScrollPhysics(),
+          slivers: [
+            SliverToBoxAdapter(
+              child: Padding(
+                padding: const EdgeInsets.fromLTRB(16, 8, 16, 0),
+                child: _buildHeader(sync, theme),
+              ),
+            ),
+            SliverToBoxAdapter(
+              child: Padding(
+                padding: const EdgeInsets.fromLTRB(16, 12, 16, 0),
+                child: SyncStatsCard(
+                  uploaded: sync.cumUploaded,
+                  downloaded: sync.cumDownloaded,
+                  renamed: sync.cumRenamed,
+                  moved: sync.cumMoved,
+                  conflicts: sync.cumConflicts,
+                  failed: sync.cumFailed,
+                  deletedLocal: sync.cumDeletedLocal,
+                  deletedRemote: sync.cumDeletedRemote,
+                  skipped: sync.cumSkipped,
+                ),
+              ),
+            ),
+            SliverToBoxAdapter(
+              child: Padding(
+                padding: const EdgeInsets.fromLTRB(20, 24, 20, 12),
+                child: Row(
+                  children: [
+                    Icon(
+                      Icons.sync_outlined,
+                      size: 18,
+                      color: theme.colorScheme.primary,
+                    ),
+                    const SizedBox(width: 8),
+                    Text(
+                      '同步任务',
+                      style: theme.textTheme.titleSmall?.copyWith(
+                        fontWeight: FontWeight.bold,
+                        color: theme.colorScheme.primary,
+                      ),
+                    ),
+                  ],
+                ),
+              ),
+            ),
+            _buildTaskList(sync, theme),
+            const SliverToBoxAdapter(child: SizedBox(height: 100)),
+          ],
+        ),
+      ),
+    );
+  }
+
+  void _navigateToSettings() {
+    Navigator.of(
+      context,
+    ).push(MaterialPageRoute(builder: (_) => const SyncSettingsPage()));
+  }
+
+  Widget _buildHeader(SyncProvider sync, ThemeData theme) {
+    final isActive = sync.isActive;
+    final isPaused = sync.isPaused;
+    final hasError = sync.hasError;
+
+    Color statusColor;
+    String statusText;
+
+    if (isActive) {
+      statusColor = theme.colorScheme.primary;
+      statusText = _syncModeLabel(sync);
+    } else if (isPaused) {
+      statusColor = Colors.orange;
+      statusText = '已暂停';
+    } else if (hasError) {
+      statusColor = theme.colorScheme.error;
+      statusText = '同步错误';
+    } else if (sync.state == SyncState.stopped) {
+      statusColor = theme.disabledColor;
+      statusText = '已停止';
+    } else {
+      statusColor = theme.disabledColor;
+      statusText = '未启动';
+    }
+
+    return Container(
+      width: double.infinity,
+      decoration: BoxDecoration(
+        gradient: LinearGradient(
+          begin: Alignment.topLeft,
+          end: Alignment.bottomRight,
+          colors: [
+            theme.colorScheme.primaryContainer.withValues(alpha: 0.3),
+            theme.colorScheme.tertiaryContainer.withValues(alpha: 0.3),
+          ],
+        ),
+        borderRadius: BorderRadius.circular(24),
+      ),
+      padding: const EdgeInsets.fromLTRB(24, 16, 24, 28),
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          // 顶部：状态文字居中
+          Center(
+            child: Text(
+              statusText,
+              style: theme.textTheme.titleMedium?.copyWith(
+                fontWeight: FontWeight.w600,
+                color: statusColor,
+              ),
+            ),
+          ),
+          const SizedBox(height: 16),
+          // 中间：左侧旋转圆 + 右侧统计
+          Row(
+            mainAxisAlignment: MainAxisAlignment.center,
+            children: [
+              // 左侧：旋转圆形指示器
+              SizedBox(
+                width: 96,
+                height: 96,
+                child: Stack(
+                  alignment: Alignment.center,
+                  children: [
+                    if (isActive)
+                      SizedBox(
+                        width: 96,
+                        height: 96,
+                        child: CircularProgressIndicator(
+                          value: sync.activeTotalCount > 0
+                              ? sync.activeProgress
+                              : null,
+                          strokeWidth: 6,
+                          strokeCap: StrokeCap.round,
+                          backgroundColor:
+                              theme.colorScheme.surfaceContainerHighest,
+                          valueColor: AlwaysStoppedAnimation<Color>(
+                            statusColor,
+                          ),
+                        ),
+                      )
+                    else
+                      SizedBox(
+                        width: 96,
+                        height: 96,
+                        child: CircularProgressIndicator(
+                          value: 0,
+                          strokeWidth: 6,
+                          backgroundColor:
+                              theme.colorScheme.surfaceContainerHighest,
+                          valueColor: AlwaysStoppedAnimation<Color>(
+                            statusColor,
+                          ),
+                        ),
+                      ),
+                    // 中心文字
+                    Column(
+                      mainAxisSize: MainAxisSize.min,
+                      children: [
+                        if (isActive && sync.activeTotalCount > 0)
+                          Text(
+                            '${(sync.activeProgress * 100).toInt()}%',
+                            style: theme.textTheme.titleMedium?.copyWith(
+                              fontWeight: FontWeight.bold,
+                              color: statusColor,
+                            ),
+                          ),
+                        Text(
+                          isActive
+                              ? (sync.state == SyncState.continuous
+                                    ? '持续同步'
+                                    : '同步中')
+                              : isPaused
+                              ? '已暂停'
+                              : hasError
+                              ? '错误'
+                              : '未启动',
+                          style: theme.textTheme.bodySmall?.copyWith(
+                            color: theme.hintColor,
+                            fontSize: 11,
+                          ),
+                        ),
+                      ],
+                    ),
+                  ],
+                ),
+              ),
+              const SizedBox(width: 24),
+              // 右侧：统计行
+              IntrinsicWidth(
+                child: Column(
+                  crossAxisAlignment: CrossAxisAlignment.start,
+                  children: [
+                    _buildStatRow(
+                      Icons.file_upload_outlined,
+                      '${sync.cumUploaded}',
+                      '已上传',
+                      Colors.blue,
+                      theme,
+                    ),
+                    const SizedBox(height: 8),
+                    _buildStatRow(
+                      Icons.file_download_outlined,
+                      '${sync.cumDownloaded}',
+                      '已下载',
+                      Colors.green,
+                      theme,
+                    ),
+                    const SizedBox(height: 8),
+                    _buildStatRow(
+                      Icons.warning_amber_outlined,
+                      '${sync.cumConflicts}',
+                      '冲突',
+                      Colors.orange,
+                      theme,
+                    ),
+                  ],
+                ),
+              ),
+            ],
+          ),
+          if (isActive && sync.currentFile != null) ...[
+            const SizedBox(height: 12),
+            Text(
+              sync.currentFile!,
+              style: theme.textTheme.bodySmall?.copyWith(
+                color: theme.hintColor,
+              ),
+              overflow: TextOverflow.ellipsis,
+              maxLines: 1,
+            ),
+          ],
+          if (isActive && sync.activeTotalCount > 0) ...[
+            const SizedBox(height: 8),
+            Text(
+              '${sync.activeCompletedCount} / ${sync.activeTotalCount} 文件',
+              style: theme.textTheme.bodySmall?.copyWith(
+                color: theme.hintColor,
+              ),
+            ),
+          ],
+          const SizedBox(height: 16),
+          // 操作按钮
+          Row(
+            children: [
+              if (!sync.isActive && !sync.isPaused)
+                Expanded(
+                  child: FilledButton.icon(
+                    onPressed: () => _navigateToSettings(),
+                    icon: const Icon(Icons.play_arrow, size: 18),
+                    label: const Text('开始同步'),
+                  ),
+                ),
+              if (sync.isActive)
+                Expanded(
+                  child: OutlinedButton.icon(
+                    onPressed: () => sync.pause(),
+                    icon: const Icon(Icons.pause, size: 18),
+                    label: const Text('暂停'),
+                  ),
+                ),
+              if (sync.isPaused)
+                Expanded(
+                  child: FilledButton.icon(
+                    onPressed: () => sync.resume(),
+                    icon: const Icon(Icons.play_arrow, size: 18),
+                    label: const Text('恢复'),
+                  ),
+                ),
+              if (sync.isActive || isPaused) ...[
+                const SizedBox(width: 8),
+                Expanded(
+                  child: OutlinedButton.icon(
+                    onPressed: () => _stopSync(sync),
+                    icon: const Icon(Icons.stop, size: 18),
+                    label: const Text('停止'),
+                    style: OutlinedButton.styleFrom(
+                      foregroundColor: theme.colorScheme.error,
+                    ),
+                  ),
+                ),
+              ],
+            ],
+          ),
+        ],
+      ),
+    );
+  }
+
+  Widget _buildStatRow(
+    IconData icon,
+    String value,
+    String label,
+    Color color,
+    ThemeData theme,
+  ) {
+    return Row(
+      children: [
+        Icon(icon, size: 16, color: color),
+        const SizedBox(width: 8),
+        Text(
+          value,
+          style: theme.textTheme.titleSmall?.copyWith(
+            fontWeight: FontWeight.bold,
+          ),
+        ),
+        const SizedBox(width: 4),
+        Text(
+          label,
+          style: theme.textTheme.bodySmall?.copyWith(color: theme.hintColor),
+        ),
+      ],
+    );
+  }
+
+  Widget _buildTaskList(SyncProvider sync, ThemeData theme) {
+    // 活跃任务 + 已完成任务
+    final activeTasks = sync.activeTasks;
+    final completedTasks = sync.recentTasks
+        .where(
+          (t) =>
+              (t.status == 'completed' ||
+                  t.status == 'failed' ||
+                  t.status == 'cancelled') &&
+              t.totalCount > 0,
+        )
+        .toList();
+    final allTasks = [...activeTasks, ...completedTasks];
+
+    if (allTasks.isEmpty) {
+      return SliverFillRemaining(
+        hasScrollBody: false,
+        child: Center(
+          child: Column(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              Icon(Icons.cloud_off, size: 48, color: theme.hintColor),
+              const SizedBox(height: 12),
+              Text('暂无同步任务', style: TextStyle(color: theme.hintColor)),
+            ],
+          ),
+        ),
+      );
+    }
+
+    return SliverPadding(
+      padding: const EdgeInsets.symmetric(horizontal: 16),
+      sliver: SliverList(
+        delegate: SliverChildBuilderDelegate(
+          (context, index) => _buildTaskCard(allTasks[index], sync, theme),
+          childCount: allTasks.length,
+        ),
+      ),
+    );
+  }
+
+  Widget _buildTaskCard(
+    SyncTaskModel task,
+    SyncProvider sync,
+    ThemeData theme,
+  ) {
+    final isExpanded = _expandedTasks.contains(task.id);
+    final isRunning = task.status == 'running';
+    final isFailed = task.status == 'failed';
+    final isCompleted = task.status == 'completed';
+
+    Color statusColor = switch (task.status) {
+      'running' => theme.colorScheme.primary,
+      'completed' => Colors.green,
+      'failed' => theme.colorScheme.error,
+      'cancelled' => theme.hintColor,
+      _ => theme.hintColor,
+    };
+
+    return Container(
+      margin: const EdgeInsets.only(bottom: 12),
+      decoration: BoxDecoration(
+        color: theme.colorScheme.surface,
+        borderRadius: BorderRadius.circular(20),
+        boxShadow: [
+          BoxShadow(
+            color: Colors.black.withValues(alpha: 0.03),
+            blurRadius: 8,
+            offset: const Offset(0, 2),
+          ),
+        ],
+      ),
+      child: Column(
+        children: [
+          InkWell(
+            onTap: () => _toggleTaskExpand(task.id),
+            borderRadius: BorderRadius.circular(20),
+            child: Padding(
+              padding: const EdgeInsets.all(16),
+              child: Row(
+                children: [
+                  // 状态图标
+                  Container(
+                    padding: const EdgeInsets.all(10),
+                    decoration: BoxDecoration(
+                      color: statusColor.withValues(alpha: 0.1),
+                      borderRadius: BorderRadius.circular(14),
+                    ),
+                    child: Icon(
+                      isRunning
+                          ? Icons.sync
+                          : isFailed
+                          ? Icons.error_outline
+                          : isCompleted
+                          ? Icons.check_circle_outline
+                          : Icons.cloud_off,
+                      color: statusColor,
+                      size: 20,
+                    ),
+                  ),
+                  const SizedBox(width: 14),
+                  // 任务信息
+                  Expanded(
+                    child: Column(
+                      crossAxisAlignment: CrossAxisAlignment.start,
+                      children: [
+                        Row(
+                          children: [
+                            Container(
+                              padding: const EdgeInsets.symmetric(
+                                horizontal: 8,
+                                vertical: 2,
+                              ),
+                              decoration: BoxDecoration(
+                                color: statusColor.withValues(alpha: 0.1),
+                                borderRadius: BorderRadius.circular(6),
+                              ),
+                              child: Text(
+                                task.statusLabel,
+                                style: theme.textTheme.bodySmall?.copyWith(
+                                  color: statusColor,
+                                  fontWeight: FontWeight.w600,
+                                ),
+                              ),
+                            ),
+                            const SizedBox(width: 8),
+                            Text(
+                              task.triggerLabel,
+                              style: theme.textTheme.bodySmall?.copyWith(
+                                color: theme.hintColor,
+                              ),
+                            ),
+                          ],
+                        ),
+                        const SizedBox(height: 8),
+                        // 进度条
+                        ClipRRect(
+                          borderRadius: BorderRadius.circular(4),
+                          child: LinearProgressIndicator(
+                            value: isRunning && task.totalCount > 0
+                                ? task.progress
+                                : (isCompleted ? 1.0 : null),
+                            minHeight: 4,
+                            backgroundColor:
+                                theme.colorScheme.surfaceContainerHighest,
+                            valueColor: AlwaysStoppedAnimation<Color>(
+                              statusColor,
+                            ),
+                          ),
+                        ),
+                        const SizedBox(height: 4),
+                        Row(
+                          mainAxisAlignment: MainAxisAlignment.spaceBetween,
+                          children: [
+                            Text(
+                              '${task.completedCount}/${task.totalCount}',
+                              style: theme.textTheme.bodySmall?.copyWith(
+                                fontSize: 11,
+                              ),
+                            ),
+                            if (task.failedCount > 0)
+                              Text(
+                                '失败${task.failedCount}',
+                                style: theme.textTheme.bodySmall?.copyWith(
+                                  fontSize: 11,
+                                  color: theme.colorScheme.error,
+                                ),
+                              ),
+                          ],
+                        ),
+                      ],
+                    ),
+                  ),
+                  const SizedBox(width: 8),
+                  Icon(
+                    isExpanded ? Icons.expand_less : Icons.expand_more,
+                    size: 20,
+                    color: theme.hintColor,
+                  ),
+                ],
+              ),
+            ),
+          ),
+          if (isExpanded) _buildTaskDetailList(task, sync, theme),
+        ],
+      ),
+    );
+  }
+
+  Widget _buildTaskDetailList(
+    SyncTaskModel task,
+    SyncProvider sync,
+    ThemeData theme,
+  ) {
+    final items = sync.getCachedTaskDetail(task.id);
+
+    if (_loadingDetails.contains(task.id)) {
+      return const Padding(
+        padding: EdgeInsets.all(16),
+        child: Center(
+          child: SizedBox(
+            width: 20,
+            height: 20,
+            child: CircularProgressIndicator(strokeWidth: 2),
+          ),
+        ),
+      );
+    }
+
+    if (items == null || items.isEmpty) {
+      return Padding(
+        padding: const EdgeInsets.all(16),
+        child: Text('暂无任务项', style: TextStyle(color: theme.hintColor)),
+      );
+    }
+
+    final hasMore = sync.hasMoreTaskDetail(task.id);
+
+    return Column(
+      children: [
+        Divider(
+          height: 1,
+          indent: 16,
+          endIndent: 16,
+          color: theme.dividerColor,
+        ),
+        ...items.map((item) => _buildTaskItemTile(item, theme)),
+        if (hasMore)
+          Padding(
+            padding: const EdgeInsets.symmetric(vertical: 8),
+            child: TextButton.icon(
+              onPressed: () => _loadMoreDetail(task.id),
+              icon: const Icon(Icons.expand_more, size: 16),
+              label: const Text('加载更多'),
+            ),
+          ),
+        const SizedBox(height: 4),
+      ],
+    );
+  }
+
+  Widget _buildTaskItemTile(SyncTaskItemModel item, ThemeData theme) {
+    Color actionColor = switch (item.actionType) {
+      'upload' => Colors.blue,
+      'download' => Colors.green,
+      'create_placeholder' => Colors.teal,
+      'delete_local' || 'delete_remote' => theme.colorScheme.error,
+      'rename' || 'move' => Colors.orange,
+      'conflict_resolve' => Colors.purple,
+      _ => theme.colorScheme.primary,
+    };
+
+    Color itemStatusColor = switch (item.status) {
+      'completed' => Colors.green,
+      'failed' => theme.colorScheme.error,
+      'running' => theme.colorScheme.primary,
+      _ => theme.hintColor,
+    };
+
+    return Padding(
+      padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 4),
+      child: Row(
+        children: [
+          // 操作类型图标
+          Container(
+            padding: const EdgeInsets.all(6),
+            decoration: BoxDecoration(
+              color: actionColor.withValues(alpha: 0.1),
+              borderRadius: BorderRadius.circular(8),
+            ),
+            child: Icon(
+              item.actionType == 'upload'
+                  ? Icons.file_upload_outlined
+                  : item.actionType == 'download'
+                  ? Icons.file_download_outlined
+                  : item.actionType == 'delete_local' ||
+                        item.actionType == 'delete_remote'
+                  ? Icons.delete_outline
+                  : item.actionType == 'rename'
+                  ? Icons.edit_outlined
+                  : item.actionType == 'move'
+                  ? Icons.drive_file_move_outline
+                  : Icons.sync_outlined,
+              color: actionColor,
+              size: 14,
+            ),
+          ),
+          const SizedBox(width: 10),
+          // 文件名 + 状态
+          Expanded(
+            child: Column(
+              crossAxisAlignment: CrossAxisAlignment.start,
+              children: [
+                Text(
+                  item.filename,
+                  style: theme.textTheme.bodySmall?.copyWith(
+                    fontWeight: FontWeight.w500,
+                  ),
+                  overflow: TextOverflow.ellipsis,
+                  maxLines: 1,
+                ),
+                if (item.errorMessage != null)
+                  Text(
+                    item.errorMessage!,
+                    style: theme.textTheme.bodySmall?.copyWith(
+                      fontSize: 10,
+                      color: theme.colorScheme.error,
+                    ),
+                    maxLines: 1,
+                    overflow: TextOverflow.ellipsis,
+                  ),
+              ],
+            ),
+          ),
+          const SizedBox(width: 8),
+          // 状态标签
+          Container(
+            padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
+            decoration: BoxDecoration(
+              color: itemStatusColor.withValues(alpha: 0.1),
+              borderRadius: BorderRadius.circular(4),
+            ),
+            child: Text(
+              item.statusLabel,
+              style: theme.textTheme.bodySmall?.copyWith(
+                fontSize: 10,
+                color: itemStatusColor,
+                fontWeight: FontWeight.w600,
+              ),
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+
+  String _syncModeLabel(SyncProvider sync) {
+    final mode = sync.persistedConfig?.syncMode ?? 'full';
+    return switch (mode) {
+      'full' => '全量同步中',
+      'upload_only' => '仅上传中',
+      'download_only' => '仅下载中',
+      'album_upload' => '相册上传中',
+      'album_download' => '相册下载中',
+      'mirror_wcf' => '镜像同步中',
+      _ => '同步中',
+    };
+  }
+
+  void _toggleTaskExpand(String taskId) {
+    final sync = context.read<SyncProvider>();
+    if (_expandedTasks.contains(taskId)) {
+      setState(() => _expandedTasks.remove(taskId));
+      sync.unwatchTaskDetail(taskId);
+      return;
+    }
+
+    setState(() => _expandedTasks.add(taskId));
+    sync.watchTaskDetail(taskId);
+
+    if (sync.getCachedTaskDetail(taskId) == null &&
+        !_loadingDetails.contains(taskId)) {
+      setState(() => _loadingDetails.add(taskId));
+      sync.getTaskDetail(taskId).whenComplete(() {
+        if (mounted) {
+          setState(() => _loadingDetails.remove(taskId));
+        }
+      });
+    }
+  }
+
+  void _loadMoreDetail(String taskId) {
+    context.read<SyncProvider>().loadMoreTaskDetail(taskId);
+  }
+
+  Future<void> _stopSync(SyncProvider sync) async {
+    final confirmed = await showDialog<bool>(
+      context: context,
+      builder: (ctx) => AlertDialog(
+        title: const Text('停止同步'),
+        content: const Text('确定要停止文件同步吗？'),
+        actions: [
+          TextButton(
+            onPressed: () => Navigator.pop(ctx, false),
+            child: const Text('取消'),
+          ),
+          FilledButton(
+            onPressed: () => Navigator.pop(ctx, true),
+            style: FilledButton.styleFrom(
+              backgroundColor: Theme.of(ctx).colorScheme.error,
+            ),
+            child: const Text('停止'),
+          ),
+        ],
+      ),
+    );
+
+    if (confirmed == true) {
+      await sync.stop();
+    }
+  }
+}

lib/presentation/pages/sync/sync_settings_page.dart

@@ -1,6 +1,7 @@
 import 'dart:io';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
+import 'package:external_path/external_path.dart';
 import 'package:file_picker/file_picker.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:open_file/open_file.dart';
@@ -10,8 +11,11 @@ import '../../../core/utils/app_logger.dart';
 import '../../../data/models/sync_config_model.dart';
 import '../../providers/auth_provider.dart';
 import '../../providers/sync_provider.dart';
+import '../../../services/sync_service.dart';
+import 'package:permission_handler/permission_handler.dart';
 import '../../widgets/desktop_constrained.dart';
 import '../../widgets/folder_picker.dart';
+import '../../widgets/sync_stats_card.dart';
 import '../../widgets/toast_helper.dart';
 import 'sync_log_viewer_page.dart';
 
@@ -42,6 +46,13 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
     _localRootController = TextEditingController(
       text: SyncDefaults.defaultLocalRoot(),
     );
+    if (Platform.isAndroid) {
+      _syncMode = SyncDefaults.defaultAndroidSyncMode;
+      _remoteRoot = SyncDefaults.defaultAndroidRemoteRoot;
+      SyncDefaults.getDefaultAndroidLocalRoot().then((path) {
+        if (mounted) setState(() => _localRootController.text = path);
+      });
+    }
 
     AppLogger.i('默认同步目录: ${_localRootController.text}');
 
@@ -60,6 +71,7 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
           _maxWorkers = config.maxWorkers;
           _logLevel = config.logLevel;
         });
+        _applyAlbumPaths();
       }
       _loadSyncLogInfo();
     });
@@ -109,10 +121,16 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
                 children: [
                   if (sync.isActive || sync.isPaused)
                     Padding(
-                      padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+                      padding: const EdgeInsets.symmetric(
+                        horizontal: 16,
+                        vertical: 8,
+                      ),
                       child: Text(
                         '同步运行中，无法切换模式。请先停止同步再修改。',
-                        style: TextStyle(color: Theme.of(context).colorScheme.error, fontSize: 12),
+                        style: TextStyle(
+                          color: Theme.of(context).colorScheme.error,
+                          fontSize: 12,
+                        ),
                       ),
                     ),
                   RadioGroup<String>(
@@ -124,7 +142,7 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
                           },
                     child: Column(
                       children: [
-                        if (Platform.isWindows)
+                        if (Platform.isWindows || Platform.isLinux)
                           RadioListTile<String>(
                             title: Row(
                               mainAxisSize: MainAxisSize.min,
@@ -132,9 +150,13 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
                                 const Text('镜像同步'),
                                 const SizedBox(width: 8),
                                 Container(
-                                  padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 1),
+                                  padding: const EdgeInsets.symmetric(
+                                    horizontal: 6,
+                                    vertical: 1,
+                                  ),
                                   decoration: BoxDecoration(
-                                    color: Theme.of(context).colorScheme.primary.withValues(alpha: 0.1),
+                                    color: Theme.of(context).colorScheme.primary
+                                        .withValues(alpha: 0.1),
                                     borderRadius: BorderRadius.circular(4),
                                   ),
                                   child: Text(
@@ -142,7 +164,9 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
                                     style: TextStyle(
                                       fontSize: 11,
                                       fontWeight: FontWeight.w600,
-                                      color: Theme.of(context).colorScheme.primary,
+                                      color: Theme.of(
+                                        context,
+                                      ).colorScheme.primary,
                                     ),
                                   ),
                                 ),
@@ -182,7 +206,9 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
                           ? const Text('同步运行中，无法修改')
                           : Text(_conflictStrategyLabel(_conflictStrategy)),
                       trailing: const Icon(Icons.chevron_right),
-                      onTap: (sync.isActive || sync.isPaused) ? null : () => _pickConflictStrategy(),
+                      onTap: (sync.isActive || sync.isPaused)
+                          ? null
+                          : () => _pickConflictStrategy(),
                     ),
                   ],
                 ),
@@ -197,7 +223,9 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
                           ? const Text('同步运行中，无法修改')
                           : Text(_wcfDeleteModeLabel(_wcfDeleteMode)),
                       trailing: const Icon(Icons.chevron_right),
-                      onTap: (sync.isActive || sync.isPaused) ? null : () => _pickWcfDeleteMode(),
+                      onTap: (sync.isActive || sync.isPaused)
+                          ? null
+                          : () => _pickWcfDeleteMode(),
                     ),
                   ],
                 ),
@@ -206,14 +234,41 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
               _buildSection(
                 title: '相册同步',
                 children: [
-                  SwitchListTile(
-                    title: const Text('自动备份相册'),
-                    subtitle: const Text('将手机照片自动备份到云端'),
-                    value: _syncMode == 'album',
-                    onChanged: (v) {
-                      setState(() => _syncMode = v ? 'album' : 'full');
-                      _pushConfig();
-                    },
+                  if (sync.isActive || sync.isPaused)
+                    Padding(
+                      padding: const EdgeInsets.symmetric(
+                        horizontal: 16,
+                        vertical: 8,
+                      ),
+                      child: Text(
+                        '同步运行中，无法切换模式。请先停止同步再修改。',
+                        style: TextStyle(
+                          color: Theme.of(context).colorScheme.error,
+                          fontSize: 12,
+                        ),
+                      ),
+                    ),
+                  RadioGroup<String>(
+                    groupValue: _syncMode,
+                    onChanged: (sync.isActive || sync.isPaused)
+                        ? (_) {}
+                        : (v) {
+                            if (v != null) _handleAlbumModeChange(v);
+                          },
+                    child: Column(
+                      children: [
+                        RadioListTile<String>(
+                          title: const Text('仅上传'),
+                          subtitle: const Text('备份手机照片到云端'),
+                          value: 'album_upload',
+                        ),
+                        RadioListTile<String>(
+                          title: const Text('仅下载'),
+                          subtitle: const Text('从云端下载照片到手机'),
+                          value: 'album_download',
+                        ),
+                      ],
+                    ),
                   ),
                 ],
               ),
@@ -253,7 +308,10 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
               children: [
                 if (!sync.isActive && !sync.isPaused)
                   Padding(
-                    padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
+                    padding: const EdgeInsets.symmetric(
+                      horizontal: 16,
+                      vertical: 12,
+                    ),
                     child: SizedBox(
                       width: double.infinity,
                       child: FilledButton.icon(
@@ -265,7 +323,10 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
                   ),
                 if (sync.isActive || sync.isPaused)
                   Padding(
-                    padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+                    padding: const EdgeInsets.symmetric(
+                      horizontal: 16,
+                      vertical: 8,
+                    ),
                     child: Row(
                       children: [
                         if (sync.isActive)
@@ -291,7 +352,9 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
                             icon: const Icon(Icons.stop),
                             label: const Text('停止'),
                             style: OutlinedButton.styleFrom(
-                              foregroundColor: Theme.of(context).colorScheme.error,
+                              foregroundColor: Theme.of(
+                                context,
+                              ).colorScheme.error,
                             ),
                           ),
                         ),
@@ -300,7 +363,10 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
                   ),
                 if (sync.isActive)
                   Padding(
-                    padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 4),
+                    padding: const EdgeInsets.symmetric(
+                      horizontal: 16,
+                      vertical: 4,
+                    ),
                     child: SizedBox(
                       width: double.infinity,
                       child: OutlinedButton.icon(
@@ -312,7 +378,10 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
                   ),
                 if (sync.engineInitialized)
                   Padding(
-                    padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 4),
+                    padding: const EdgeInsets.symmetric(
+                      horizontal: 16,
+                      vertical: 4,
+                    ),
                     child: SizedBox(
                       width: double.infinity,
                       child: OutlinedButton.icon(
@@ -394,7 +463,8 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
     if (newMode == 'full') {
       final confirmed = await _showModeConfirmDialog(
         title: '全量同步',
-        description: '此模式下：\n\n'
+        description:
+            '此模式下：\n\n'
             '• 本地和远程双向同步所有文件\n'
             '• 本地新增、修改的文件将上传到远程\n'
             '• 远程新增、修改的文件将下载到本地\n'
@@ -407,7 +477,8 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
     } else if (newMode == 'upload_only') {
       final confirmed = await _showModeConfirmDialog(
         title: '仅上传本地到远程',
-        description: '此模式下：\n\n'
+        description:
+            '此模式下：\n\n'
             '• 本地新增、修改的文件将上传到远程\n'
             '• 本地重命名、移动的文件会在远程同步操作\n'
             '• 本地删除的文件不会删除远程副本\n'
@@ -419,7 +490,8 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
     } else if (newMode == 'download_only') {
       final confirmed = await _showModeConfirmDialog(
         title: '仅下载远程到本地',
-        description: '此模式下：\n\n'
+        description:
+            '此模式下：\n\n'
             '• 远程新增、修改的文件将下载到本地\n'
             '• 远程删除的文件将同步删除本地副本\n'
             '• 远程重命名、移动会在本地同步\n'
@@ -432,7 +504,8 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
     } else if (newMode == 'mirror_wcf') {
       final confirmed = await _showModeConfirmDialog(
         title: '镜像同步',
-        description: '此模式下（仅 Windows）：\n\n'
+        description:
+            '此模式下（仅 Windows | Linux）：\n\n'
             '• 远程文件以占位符形式出现在本地\n'
             '• 占位符不占用磁盘空间，但在资源管理器中可见\n'
             '• 打开文件时自动从云端下载（水合）\n'
@@ -447,6 +520,27 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
     setState(() => _syncMode = newMode);
   }
 
+  void _handleAlbumModeChange(String mode) {
+    setState(() {
+      _syncMode = mode;
+      _remoteRoot = SyncDefaults.defaultAndroidRemoteRoot;
+    });
+    SyncDefaults.getDefaultAndroidLocalRoot().then((path) {
+      if (mounted) setState(() => _localRootController.text = path);
+    });
+    _pushConfig();
+  }
+
+  /// 当前模式为相册模式时，自动设置写死路径
+  Future<void> _applyAlbumPaths() async {
+    if (!Platform.isAndroid) return;
+    if (_syncMode == 'album_upload' || _syncMode == 'album_download') {
+      final path = await SyncDefaults.getDefaultAndroidLocalRoot();
+      _localRootController.text = path;
+      _remoteRoot = SyncDefaults.defaultAndroidRemoteRoot;
+    }
+  }
+
   Future<bool?> _showModeConfirmDialog({
     required String title,
     required String description,
@@ -475,10 +569,7 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
       title: '同步状态',
       children: [
         ListTile(
-          leading: Icon(
-            _stateIcon(sync),
-            color: _stateColor(sync),
-          ),
+          leading: Icon(_stateIcon(sync), color: _stateColor(sync)),
           title: Text(_stateLabel(sync)),
           subtitle: sync.hasError && sync.errorMessage != null
               ? Text(
@@ -502,8 +593,8 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
               sync.totalFiles > 0
                   ? '${sync.syncedFiles} / ${sync.totalFiles} 文件'
                   : sync.state == SyncState.continuous
-                      ? '持续同步中'
-                      : '正在同步...',
+                  ? '持续同步中'
+                  : '正在同步...',
               style: Theme.of(context).textTheme.bodySmall,
             ),
           ),
@@ -518,21 +609,21 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
               ),
             ),
         ],
-        if (sync.lastSummary != null) ...[
+        // 实时累积统计卡片
+        if (sync.engineInitialized) ...[
           const Divider(indent: 16, endIndent: 16),
           Padding(
-            padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
-            child: Wrap(
-              spacing: 16,
-              children: [
-                _summaryChip('上传', sync.lastSummary!.uploaded),
-                _summaryChip('下载', sync.lastSummary!.downloaded),
-                _summaryChip('冲突', sync.lastSummary!.conflicts),
-                _summaryChip('失败', sync.lastSummary!.failed),
-                _summaryChip('跳过', sync.lastSummary!.skipped),
-                _summaryChip('删本地', sync.lastSummary!.deletedLocal),
-                _summaryChip('删远程', sync.lastSummary!.deletedRemote),
-              ],
+            padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 4),
+            child: SyncStatsCard(
+              uploaded: sync.cumUploaded,
+              downloaded: sync.cumDownloaded,
+              renamed: sync.cumRenamed,
+              moved: sync.cumMoved,
+              conflicts: sync.cumConflicts,
+              failed: sync.cumFailed,
+              deletedLocal: sync.cumDeletedLocal,
+              deletedRemote: sync.cumDeletedRemote,
+              skipped: sync.cumSkipped,
             ),
           ),
         ],
@@ -540,15 +631,6 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
     );
   }
 
-  Widget _summaryChip(String label, int value) {
-    return Chip(
-      label: Text('$label: $value'),
-      labelStyle: Theme.of(context).textTheme.bodySmall,
-      materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
-      visualDensity: VisualDensity.compact,
-    );
-  }
-
   IconData _stateIcon(SyncProvider sync) {
     if (sync.isActive) return Icons.sync;
     if (sync.isPaused) return Icons.pause_circle_outline;
@@ -797,9 +879,9 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
             const SizedBox(height: 8),
             Text(
               '0 表示自动等于 CPU 核心数\n最大不超过 CPU 核心数的 2 倍，超出无效',
-              style: Theme.of(ctx).textTheme.bodySmall?.copyWith(
-                    color: Theme.of(ctx).hintColor,
-                  ),
+              style: Theme.of(
+                ctx,
+              ).textTheme.bodySmall?.copyWith(color: Theme.of(ctx).hintColor),
             ),
           ],
         ),
@@ -871,6 +953,8 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
     if (config == null) return;
 
     final updated = config.copyWith(
+      localRoot: _localRootController.text,
+      remoteRoot: _remoteRoot,
       syncMode: _syncMode,
       conflictStrategy: _conflictStrategy,
       wcfDeleteMode: _wcfDeleteMode,
@@ -890,6 +974,67 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
       return;
     }
 
+    // Android 相册模式：先申请对应权限
+    if (Platform.isAndroid && _syncMode == 'album_upload') {
+      final statuses = await [Permission.photos, Permission.videos].request();
+      if (!statuses[Permission.photos]!.isGranted ||
+          !statuses[Permission.videos]!.isGranted) {
+        if (mounted) {
+          ToastHelper.failure('需要相册和视频权限才能同步');
+          final shouldOpen = await showDialog<bool>(
+            context: context,
+            builder: (ctx) => AlertDialog(
+              title: const Text('权限不足'),
+              content: const Text('相册同步需要访问照片和视频的权限，请在系统设置中开启。'),
+              actions: [
+                TextButton(
+                  onPressed: () => Navigator.pop(ctx, false),
+                  child: const Text('取消'),
+                ),
+                FilledButton(
+                  onPressed: () => Navigator.pop(ctx, true),
+                  child: const Text('去设置'),
+                ),
+              ],
+            ),
+          );
+          if (shouldOpen == true) {
+            await openAppSettings();
+          }
+        }
+        return;
+      }
+    } else if (Platform.isAndroid && _syncMode == 'album_download') {
+      // 仅下载模式需要写入 Camera 目录，必须拥有所有文件管理权限
+      final status = await Permission.manageExternalStorage.request();
+      if (!status.isGranted) {
+        if (mounted) {
+          ToastHelper.failure('需要所有文件管理权限才能写入相册');
+          final shouldOpen = await showDialog<bool>(
+            context: context,
+            builder: (ctx) => AlertDialog(
+              title: const Text('权限不足'),
+              content: const Text('下载照片到手机相册需要"所有文件管理权限"，请在系统设置中开启。'),
+              actions: [
+                TextButton(
+                  onPressed: () => Navigator.pop(ctx, false),
+                  child: const Text('取消'),
+                ),
+                FilledButton(
+                  onPressed: () => Navigator.pop(ctx, true),
+                  child: const Text('去设置'),
+                ),
+              ],
+            ),
+          );
+          if (shouldOpen == true) {
+            await openAppSettings();
+          }
+        }
+        return;
+      }
+    }
+
     final appSupportDir = await getApplicationSupportDirectory();
 
     final config = SyncConfigModel(
@@ -909,7 +1054,23 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
       logLevel: _logLevel,
     );
 
-    await sync.startSync(config);
+    // Album 模式：先初始化引擎，再确保远程相册目录存在
+    if (_syncMode == 'album_upload' || _syncMode == 'album_download') {
+      await sync.startSync(config);
+      try {
+        final result = await SyncService.instance.checkCloudAlbumDirs(
+          'cloudreve://my',
+        );
+        if (!(result['cameraExists'] as bool? ?? false)) {
+          AppLogger.i('远程 DCIM/Camera 目录不完整，正在创建...');
+          await SyncService.instance.createCloudAlbumDirs('cloudreve://my');
+        }
+      } catch (e) {
+        AppLogger.w('检查/创建远程相册目录失败: $e');
+      }
+    } else {
+      await sync.startSync(config);
+    }
   }
 
   Future<void> _stopSync(SyncProvider sync) async {
@@ -940,17 +1101,23 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
   }
 
   Future<void> _resetSync(SyncProvider sync) async {
+    final isAndroid = Platform.isAndroid;
+    final description = isAndroid
+        ? '此操作将：\n\n'
+              '• 停止当前同步任务\n'
+              '• 清空同步数据库（任务记录、文件映射）\n\n'
+              '本地文件不会被删除。重置后需重新点击"开始同步"。'
+        : '此操作将：\n\n'
+              '• 停止当前同步任务\n'
+              '• 清空同步数据库（任务记录、文件映射）\n'
+              '• 删除本地同步目录中的所有文件（不影响远程）\n\n'
+              '重置后需重新点击"开始同步"。此操作不可恢复。';
+
     final confirmed = await showDialog<bool>(
       context: context,
       builder: (ctx) => AlertDialog(
         title: const Text('重置同步'),
-        content: const Text(
-          '此操作将：\n\n'
-          '• 停止当前同步任务\n'
-          '• 清空同步数据库（任务记录、文件映射）\n'
-          '• 删除本地同步目录中的所有文件（不影响远程）\n\n'
-          '重置后需重新点击"开始同步"。此操作不可恢复。',
-        ),
+        content: Text(description),
         actions: [
           TextButton(
             onPressed: () => Navigator.pop(ctx, false),
@@ -968,7 +1135,7 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
     );
 
     if (confirmed == true) {
-      await sync.resetSync();
+      await sync.resetSync(deleteLocalFiles: !Platform.isAndroid);
       if (mounted) ToastHelper.success('同步已重置');
     }
   }
@@ -1085,13 +1252,25 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
         if (mounted) ToastHelper.error('日志文件不存在');
         return;
       }
-      final downloadDir = await getDownloadsDirectory();
-      if (downloadDir == null) {
-        if (mounted) ToastHelper.error('无法获取下载目录');
-        return;
+      final String downloadPath;
+      if (Platform.isAndroid) {
+        downloadPath = await ExternalPath.getExternalStoragePublicDirectory(
+          ExternalPath.DIRECTORY_DOWNLOAD,
+        );
+      } else {
+        final downloadDir = await getDownloadsDirectory();
+        if (downloadDir == null) {
+          if (mounted) ToastHelper.error('无法获取下载目录');
+          return;
+        }
+        downloadPath = downloadDir.path;
       }
-      final timestamp = DateTime.now().toIso8601String().replaceAll(':', '-').substring(0, 19);
-      final destPath = '${downloadDir.path}${Platform.pathSeparator}sync_core_log_$timestamp.txt';
+      final timestamp = DateTime.now()
+          .toIso8601String()
+          .replaceAll(':', '-')
+          .substring(0, 19);
+      final destPath =
+          '$downloadPath${Platform.pathSeparator}sync_core_log_$timestamp.txt';
       await srcFile.copy(destPath);
       if (mounted) ToastHelper.success('日志已导出到：$destPath');
     } catch (e) {
@@ -1100,11 +1279,9 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
   }
 
   Future<void> _previewSyncLog() async {
-    Navigator.of(context).push(
-      MaterialPageRoute(
-        builder: (_) => const SyncLogViewerPage(),
-      ),
-    );
+    Navigator.of(
+      context,
+    ).push(MaterialPageRoute(builder: (_) => const SyncLogViewerPage()));
   }
 
   Future<void> _clearSyncLog() async {
@@ -1120,7 +1297,9 @@ class _SyncSettingsPageState extends State<SyncSettingsPage> {
           ),
           FilledButton(
             onPressed: () => Navigator.pop(ctx, true),
-            style: FilledButton.styleFrom(backgroundColor: Theme.of(ctx).colorScheme.error),
+            style: FilledButton.styleFrom(
+              backgroundColor: Theme.of(ctx).colorScheme.error,
+            ),
             child: const Text('清空'),
           ),
         ],

lib/presentation/providers/admin_provider.dart

@@ -63,10 +63,7 @@ class AdminProvider extends ChangeNotifier {
   Future<void> loadAll() async {
     _setState(AdminState.loading);
     try {
-      await Future.wait([
-        loadGroups(),
-        loadUsers(),
-      ]);
+      await Future.wait([loadGroups(), loadUsers()]);
       _setState(AdminState.idle);
     } catch (e) {
       _errorMessage = e.toString();
@@ -213,6 +210,19 @@ class AdminProvider extends ChangeNotifier {
 
   bool isUserSelected(int userId) => _selectedUserIds.contains(userId);
 
+  /// 清除管理员数据（切换账号时调用）
+  void clear() {
+    _groups = [];
+    _users = [];
+    _groupsPagination = null;
+    _usersPagination = null;
+    _selectedUserIds.clear();
+    _isSelectingUsers = false;
+    _errorMessage = null;
+    _state = AdminState.idle;
+    notifyListeners();
+  }
+
   void _setState(AdminState state) {
     _state = state;
     notifyListeners();

lib/presentation/providers/file_manager_provider.dart

@@ -3,7 +3,10 @@ import 'dart:async';
 import 'package:flutter/foundation.dart';
 import '../../data/models/file_model.dart';
 import '../../services/file_service.dart';
+import '../../services/storage_service.dart';
 import '../../services/thumbnail_service.dart';
+import '../../core/constants/sort_options.dart';
+import '../../core/constants/storage_keys.dart';
 import '../../core/utils/app_logger.dart';
 import '../../core/utils/file_utils.dart';
 
@@ -15,7 +18,11 @@ class RefreshResult {
   final int added;
   final int removed;
   final int updated;
-  const RefreshResult({required this.added, required this.removed, required this.updated});
+  const RefreshResult({
+    required this.added,
+    required this.removed,
+    required this.updated,
+  });
   bool get isUnchanged => added == 0 && removed == 0 && updated == 0;
 }
 
@@ -25,8 +32,11 @@ class FileManagerProvider extends ChangeNotifier {
   List<FileModel> _files = [];
   List<String> _selectedFiles = [];
   FileViewType _viewType = FileViewType.list;
+  SortOption _sortOption = SortOption.default_;
   bool _isLoading = false;
+  bool _isLoadingMore = false;
   bool _hasMore = true;
+  String? _nextPageToken;
   String? _errorMessage;
   String? _contextHint;
   String? _highlightPath;
@@ -36,15 +46,21 @@ class FileManagerProvider extends ChangeNotifier {
   List<FileModel> get files => _files;
   List<String> get selectedFiles => _selectedFiles;
   FileViewType get viewType => _viewType;
+  SortOption get sortOption => _sortOption;
   bool get isLoading => _isLoading;
+  bool get isLoadingMore => _isLoadingMore;
   bool get hasMore => _hasMore;
+  String? get nextPageToken => _nextPageToken;
   String? get errorMessage => _errorMessage;
   String? get contextHint => _contextHint;
   bool get hasSelection => _selectedFiles.isNotEmpty;
   String? get highlightPath => _highlightPath;
 
   /// 加载文件列表
-  Future<void> loadFiles({bool refresh = false, Duration timeout = const Duration(seconds: 5)}) async {
+  Future<void> loadFiles({
+    bool refresh = false,
+    Duration timeout = const Duration(seconds: 5),
+  }) async {
     if (refresh) {
       _selectedFiles.clear();
     }
@@ -52,13 +68,18 @@ class FileManagerProvider extends ChangeNotifier {
     setState(() {
       _isLoading = true;
       _errorMessage = null;
+      _nextPageToken = null;
     });
 
     try {
-      final response = await FileService().listFiles(
-        uri: _currentPath,
-        pageSize: 50,
-      ).timeout(timeout);
+      final response = await FileService()
+          .listFiles(
+            uri: _currentPath,
+            pageSize: 50,
+            orderBy: _sortOption.field.apiKey,
+            orderDirection: _sortOption.direction.apiKey,
+          )
+          .timeout(timeout);
 
       final List<dynamic> filesData = response['files'] as List<dynamic>? ?? [];
       final pagination = response['pagination'] as Map<String, dynamic>? ?? {};
@@ -67,7 +88,8 @@ class FileManagerProvider extends ChangeNotifier {
         _files = filesData
             .map((f) => FileModel.fromJson(f as Map<String, dynamic>))
             .toList();
-        _hasMore = pagination['next_token'] != null;
+        _nextPageToken = pagination['next_token'] as String?;
+        _hasMore = _nextPageToken != null;
         _contextHint = response['context_hint'] as String?;
       });
     } on TimeoutException {
@@ -87,12 +109,62 @@ class FileManagerProvider extends ChangeNotifier {
     }
   }
 
+  /// 加载更多文件（分页）
+  Future<void> loadMoreFiles({
+    Duration timeout = const Duration(seconds: 5),
+  }) async {
+    if (_isLoadingMore || _nextPageToken == null) return;
+
+    setState(() {
+      _isLoadingMore = true;
+      _errorMessage = null;
+    });
+
+    try {
+      final response = await FileService()
+          .listFiles(
+            uri: _currentPath,
+            pageSize: 50,
+            orderBy: _sortOption.field.apiKey,
+            orderDirection: _sortOption.direction.apiKey,
+            nextPageToken: _nextPageToken,
+          )
+          .timeout(timeout);
+
+      final List<dynamic> filesData = response['files'] as List<dynamic>? ?? [];
+      final pagination = response['pagination'] as Map<String, dynamic>? ?? {};
+      final newFiles = filesData
+          .map((f) => FileModel.fromJson(f as Map<String, dynamic>))
+          .toList();
+
+      setState(() {
+        final existingIds = _files.map((e) => e.id).toSet();
+        _files.addAll(newFiles.where((f) => !existingIds.contains(f.id)));
+        _nextPageToken = pagination['next_token'] as String?;
+        _hasMore = _nextPageToken != null;
+      });
+    } on TimeoutException {
+      setState(() {
+        _errorMessage = '加载更多超时，请重试';
+      });
+    } catch (e) {
+      setState(() {
+        _errorMessage = e.toString();
+      });
+    } finally {
+      setState(() {
+        _isLoadingMore = false;
+      });
+    }
+  }
+
   /// 进入文件夹
   Future<void> enterFolder(String path) async {
     _currentPath = path;
     _selectedFiles.clear();
     _highlightPath = null;
     _highlightTimer?.cancel();
+    _nextPageToken = null;
     ThumbnailService.instance.clearAll();
     await loadFiles();
   }
@@ -111,6 +183,7 @@ class FileManagerProvider extends ChangeNotifier {
     _selectedFiles.clear();
     _highlightPath = null;
     _highlightTimer?.cancel();
+    _nextPageToken = null;
     ThumbnailService.instance.clearAll();
     notifyListeners();
     await loadFiles();
@@ -144,6 +217,30 @@ class FileManagerProvider extends ChangeNotifier {
     notifyListeners();
   }
 
+  /// 设置排序选项并重新加载
+  Future<void> setSortOption(SortOption option) async {
+    if (_sortOption == option) return;
+    _sortOption = option;
+    notifyListeners();
+    await StorageService.instance.setString(
+      StorageKeys.fileSortOption,
+      option.toKey(),
+    );
+    await loadFiles(refresh: true);
+  }
+
+  /// 从持久化恢复排序偏好
+  Future<void> restoreSortOption() async {
+    final key = await StorageService.instance.getString(
+      StorageKeys.fileSortOption,
+    );
+    final option = SortOption.fromKey(key);
+    if (option != _sortOption) {
+      _sortOption = option;
+      notifyListeners();
+    }
+  }
+
   /// 设置错误信息
   void setErrorMessage(String? message) {
     _errorMessage = message;
@@ -224,7 +321,11 @@ class FileManagerProvider extends ChangeNotifier {
   }
 
   /// 移动文件（增量更新）
-  Future<String?> moveFiles(List<String> uris, String destination, {bool copy = false}) async {
+  Future<String?> moveFiles(
+    List<String> uris,
+    String destination, {
+    bool copy = false,
+  }) async {
     try {
       await FileService().moveFiles(uris: uris, dst: destination, copy: copy);
       clearSelection();
@@ -253,7 +354,10 @@ class FileManagerProvider extends ChangeNotifier {
   /// 重命名文件（原地更新，不刷新列表）
   Future<String?> renameFile(String path, String newName) async {
     try {
-      final response = await FileService().renameFile(uri: path, newName: newName);
+      final response = await FileService().renameFile(
+        uri: path,
+        newName: newName,
+      );
       if (response.isEmpty) {
         await loadFiles();
         return null;
@@ -319,21 +423,29 @@ class FileManagerProvider extends ChangeNotifier {
       _selectedFiles = [];
       _currentPath = '/';
       _errorMessage = null;
+      _nextPageToken = null;
+      _hasMore = true;
     });
   }
 
-  /// 智能刷新 - 只更新差异部分
-  Future<RefreshResult> refreshFiles({Duration timeout = const Duration(seconds: 5)}) async {
+  /// 智能刷新 - 只更新差异部分（仅刷新首页）
+  Future<RefreshResult> refreshFiles({
+    Duration timeout = const Duration(seconds: 5),
+  }) async {
     setState(() {
       _isLoading = true;
       _errorMessage = null;
     });
 
     try {
-      final response = await FileService().listFiles(
-        uri: _currentPath,
-        pageSize: 50,
-      ).timeout(timeout);
+      final response = await FileService()
+          .listFiles(
+            uri: _currentPath,
+            pageSize: 50,
+            orderBy: _sortOption.field.apiKey,
+            orderDirection: _sortOption.direction.apiKey,
+          )
+          .timeout(timeout);
 
       final List<dynamic> filesData = response['files'] as List<dynamic>? ?? [];
       final newFiles = filesData
@@ -378,9 +490,11 @@ class FileManagerProvider extends ChangeNotifier {
         }
       }
 
+      final pagination = response['pagination'] as Map<String, dynamic>?;
       setState(() {
         _files = updatedFiles;
-        _hasMore = response['pagination']?['next_token'] != null;
+        _nextPageToken = pagination?['next_token'] as String?;
+        _hasMore = _nextPageToken != null;
         _contextHint = response['context_hint'] as String?;
       });
 

lib/presentation/providers/sync_provider.dart

@@ -19,7 +19,6 @@ enum SyncState {
 }
 
 class SyncProvider extends ChangeNotifier {
-
   SyncState _state = SyncState.idle;
   String? _errorMessage;
   SyncSummaryModel? _lastSummary;
@@ -48,6 +47,17 @@ class SyncProvider extends ChangeNotifier {
   // 持久化的同步配置
   SyncConfigModel? _persistedConfig;
 
+  // 累积统计（跨所有 Worker 实时汇总，不仅仅是 lastSummary）
+  int _cumUploaded = 0;
+  int _cumDownloaded = 0;
+  int _cumRenamed = 0;
+  int _cumMoved = 0;
+  int _cumFailed = 0;
+  int _cumConflicts = 0;
+  int _cumDeletedLocal = 0;
+  int _cumDeletedRemote = 0;
+  int _cumSkipped = 0;
+
   SyncState get state => _state;
   String? get errorMessage => _errorMessage;
   SyncSummaryModel? get lastSummary => _lastSummary;
@@ -62,6 +72,70 @@ class SyncProvider extends ChangeNotifier {
   List<SyncTaskModel> get recentTasks => _recentTasks;
   int get activeWorkerCount => _activeWorkerCount;
 
+  /// 累积上传数（所有 Worker 汇总）
+  int get cumUploaded => _cumUploaded;
+
+  /// 累积下载数（所有 Worker 汇总）
+  int get cumDownloaded => _cumDownloaded;
+
+  /// 累积重命名数
+  int get cumRenamed => _cumRenamed;
+
+  /// 累积移动数
+  int get cumMoved => _cumMoved;
+
+  /// 累积失败数
+  int get cumFailed => _cumFailed;
+
+  /// 累积冲突数
+  int get cumConflicts => _cumConflicts;
+
+  /// 累积删本地数
+  int get cumDeletedLocal => _cumDeletedLocal;
+
+  /// 累积删远程数
+  int get cumDeletedRemote => _cumDeletedRemote;
+
+  /// 累积跳过数
+  int get cumSkipped => _cumSkipped;
+
+  /// 累积总计操作数
+  int get cumTotal =>
+      _cumUploaded +
+      _cumDownloaded +
+      _cumRenamed +
+      _cumMoved +
+      _cumFailed +
+      _cumConflicts +
+      _cumDeletedLocal +
+      _cumDeletedRemote +
+      _cumSkipped;
+
+  /// 从活跃任务聚合的已完成数
+  int get activeCompletedCount {
+    int sum = 0;
+    for (final t in _activeTasks) {
+      sum += t.completedCount;
+    }
+    return sum;
+  }
+
+  /// 从活跃任务聚合的总数
+  int get activeTotalCount {
+    int sum = 0;
+    for (final t in _activeTasks) {
+      sum += t.totalCount;
+    }
+    return sum;
+  }
+
+  /// 从活跃任务聚合的进度（0.0~1.0）
+  double get activeProgress {
+    final total = activeTotalCount;
+    if (total == 0) return 0.0;
+    return activeCompletedCount / total;
+  }
+
   bool get isActive =>
       _state == SyncState.initializing ||
       _state == SyncState.initialSync ||
@@ -75,8 +149,7 @@ class SyncProvider extends ChangeNotifier {
   bool _engineInitialized = false;
   bool get engineInitialized => _engineInitialized;
 
-  double get progress =>
-      _totalFiles > 0 ? _syncedFiles / _totalFiles : 0.0;
+  double get progress => _totalFiles > 0 ? _syncedFiles / _totalFiles : 0.0;
 
   /// 从持久化存储恢复同步配置和状态
   Future<void> restoreFromStorage() async {
@@ -89,17 +162,25 @@ class SyncProvider extends ChangeNotifier {
           refreshToken: configMap['refreshToken'] as String? ?? '',
           localRoot: configMap['localRoot'] as String? ?? '',
           remoteRoot: configMap['remoteRoot'] as String? ?? 'cloudreve://my',
-          syncMode: configMap['syncMode'] as String? ?? 'full',
-          conflictStrategy: configMap['conflictStrategy'] as String? ?? 'keep_both',
-          wcfDeleteMode: configMap['wcfDeleteMode'] as String? ?? 'wcf_delete_local_only',
-          maxConcurrentTransfers: configMap['maxConcurrentTransfers'] as int? ?? 3,
+          // 旧版 'album' 迁移为 'album_upload'
+          syncMode: (configMap['syncMode'] as String? ?? 'full') == 'album'
+              ? 'album_upload'
+              : (configMap['syncMode'] as String? ?? 'full'),
+          conflictStrategy:
+              configMap['conflictStrategy'] as String? ?? 'keep_both',
+          wcfDeleteMode:
+              configMap['wcfDeleteMode'] as String? ?? 'wcf_delete_local_only',
+          maxConcurrentTransfers:
+              configMap['maxConcurrentTransfers'] as int? ?? 3,
           bandwidthLimitKbps: configMap['bandwidthLimitKbps'] as int? ?? 0,
           maxWorkers: configMap['maxWorkers'] as int? ?? 0,
           dataDir: configMap['dataDir'] as String? ?? '',
           clientId: configMap['clientId'] as String? ?? '',
           logLevel: configMap['logLevel'] as String? ?? 'info',
         );
-        AppLogger.i('恢复同步配置: 模式=${_persistedConfig!.syncMode}, 冲突=${_persistedConfig!.conflictStrategy}, 并发=${_persistedConfig!.maxConcurrentTransfers}, 带宽=${_persistedConfig!.bandwidthLimitKbps}kbps, maxWorkers=${_persistedConfig!.maxWorkers}');
+        AppLogger.i(
+          '恢复同步配置: 模式=${_persistedConfig!.syncMode}, 冲突=${_persistedConfig!.conflictStrategy}, 并发=${_persistedConfig!.maxConcurrentTransfers}, 带宽=${_persistedConfig!.bandwidthLimitKbps}kbps, maxWorkers=${_persistedConfig!.maxWorkers}',
+        );
       } catch (e) {
         AppLogger.e('恢复同步配置失败: $e');
       }
@@ -109,6 +190,23 @@ class SyncProvider extends ChangeNotifier {
     if (savedState != null && savedState != 'idle' && savedState != 'stopped') {
       AppLogger.i('恢复同步状态: $savedState');
     }
+
+    // 恢复累积统计
+    final cumStats = await StorageService.instance.getSyncCumStats();
+    if (cumStats != null) {
+      _cumUploaded = cumStats['uploaded'] ?? 0;
+      _cumDownloaded = cumStats['downloaded'] ?? 0;
+      _cumRenamed = cumStats['renamed'] ?? 0;
+      _cumMoved = cumStats['moved'] ?? 0;
+      _cumFailed = cumStats['failed'] ?? 0;
+      _cumConflicts = cumStats['conflicts'] ?? 0;
+      _cumDeletedLocal = cumStats['deleted_local'] ?? 0;
+      _cumDeletedRemote = cumStats['deleted_remote'] ?? 0;
+      _cumSkipped = cumStats['skipped'] ?? 0;
+      AppLogger.i(
+        '恢复累积统计: 上传=$_cumUploaded, 下载=$_cumDownloaded, 失败=$_cumFailed, 冲突=$_cumConflicts, 删本地=$_cumDeletedLocal, 删远程=$_cumDeletedRemote, 跳过=$_cumSkipped',
+      );
+    }
   }
 
   /// 保存同步配置到持久化存储
@@ -132,6 +230,47 @@ class SyncProvider extends ChangeNotifier {
     });
   }
 
+  /// 持久化累积统计
+  Future<void> _persistCumStats() async {
+    await StorageService.instance.setSyncCumStats({
+      'uploaded': _cumUploaded,
+      'downloaded': _cumDownloaded,
+      'renamed': _cumRenamed,
+      'moved': _cumMoved,
+      'failed': _cumFailed,
+      'conflicts': _cumConflicts,
+      'deleted_local': _cumDeletedLocal,
+      'deleted_remote': _cumDeletedRemote,
+      'skipped': _cumSkipped,
+    });
+  }
+
+  /// 从 Rust DB 加载累积统计（权威数据源）
+  /// 取 DB 和内存中的较大值，避免覆盖事件已递增的增量
+  Future<void> _loadCumStatsFromDb() async {
+    try {
+      final stats = await SyncService.instance.getCumStats();
+      _cumUploaded = _max(_cumUploaded, stats['uploaded'] ?? 0);
+      _cumDownloaded = _max(_cumDownloaded, stats['downloaded'] ?? 0);
+      _cumRenamed = _max(_cumRenamed, stats['renamed'] ?? 0);
+      _cumMoved = _max(_cumMoved, stats['moved'] ?? 0);
+      _cumFailed = _max(_cumFailed, stats['failed'] ?? 0);
+      _cumConflicts = _max(_cumConflicts, stats['conflicts'] ?? 0);
+      _cumDeletedLocal = _max(_cumDeletedLocal, stats['deleted_local'] ?? 0);
+      _cumDeletedRemote = _max(_cumDeletedRemote, stats['deleted_remote'] ?? 0);
+      _cumSkipped = _max(_cumSkipped, stats['skipped'] ?? 0);
+      await _persistCumStats();
+      AppLogger.i(
+        '从 DB 校准累积统计: 上传=$_cumUploaded, 下载=$_cumDownloaded, 失败=$_cumFailed, 冲突=$_cumConflicts, 删本地=$_cumDeletedLocal, 删远程=$_cumDeletedRemote, 跳过=$_cumSkipped',
+      );
+      notifyListeners();
+    } catch (e) {
+      AppLogger.e('从 DB 加载累积统计失败: $e');
+    }
+  }
+
+  static int _max(int a, int b) => a > b ? a : b;
+
   /// 持久化同步状态
   Future<void> _persistState(SyncState state) async {
     final stateStr = switch (state) {
@@ -153,6 +292,7 @@ class SyncProvider extends ChangeNotifier {
     _syncedFiles = 0;
     _totalFiles = 0;
     _currentFile = null;
+    // 不再清零 cum — 从 DB 加载权威数据
     notifyListeners();
 
     // 确保 clientId 已注入（Dart 生成、持久化、全层共享）
@@ -166,6 +306,10 @@ class SyncProvider extends ChangeNotifier {
     try {
       await SyncService.instance.init(configWithClientId);
       _engineInitialized = true;
+
+      // 从 DB 加载累积统计（权威数据源，替代 SharedPreferences）
+      await _loadCumStatsFromDb();
+
       _subscribeEvents();
 
       _state = SyncState.initialSync;
@@ -176,22 +320,28 @@ class SyncProvider extends ChangeNotifier {
       _startPolling();
 
       // 启动初始同步（后台运行）
-      SyncService.instance.startInitialSync().then((summary) async {
-        _lastSummary = summary;
-        _state = SyncState.continuous;
-        await _persistState(SyncState.continuous);
-        AppLogger.i('初始同步完成');
-        notifyListeners();
+      SyncService.instance
+          .startInitialSync()
+          .then((summary) async {
+            _lastSummary = summary;
+            // 不再覆盖 cum — TaskItemUpdated 事件已实时递增
+            // 初始同步完成后从 DB 重新校准（避免事件遗漏）
+            await _loadCumStatsFromDb();
+            _state = SyncState.continuous;
+            await _persistState(SyncState.continuous);
+            AppLogger.i('初始同步完成');
+            notifyListeners();
 
-        // 自动启动持续同步
-        SyncService.instance.startContinuousSync();
-      }).catchError((e) async {
-        _state = SyncState.error;
-        _errorMessage = e.toString();
-        await _persistState(SyncState.error);
-        AppLogger.e('初始同步失败: $e');
-        notifyListeners();
-      });
+            // 自动启动持续同步
+            SyncService.instance.startContinuousSync();
+          })
+          .catchError((e) async {
+            _state = SyncState.error;
+            _errorMessage = e.toString();
+            await _persistState(SyncState.error);
+            AppLogger.e('初始同步失败: $e');
+            notifyListeners();
+          });
     } catch (e) {
       _state = SyncState.error;
       _errorMessage = e.toString();
@@ -212,7 +362,10 @@ class SyncProvider extends ChangeNotifier {
     if (_persistedConfig == null) return;
 
     final savedState = await StorageService.instance.getSyncState();
-    if (savedState == null || savedState == 'idle' || savedState == 'stopped' || savedState == 'error') {
+    if (savedState == null ||
+        savedState == 'idle' ||
+        savedState == 'stopped' ||
+        savedState == 'error') {
       return;
     }
 
@@ -283,6 +436,7 @@ class SyncProvider extends ChangeNotifier {
   }
 
   int _pollErrorCount = 0;
+  int _pollCount = 0;
 
   Future<void> _pollStatus() async {
     try {
@@ -305,7 +459,8 @@ class SyncProvider extends ChangeNotifier {
 
       // 轮询活跃任务 + 刷新已完成任务
       try {
-        final newActiveWorkerCount = await SyncService.instance.getActiveWorkerCount();
+        final newActiveWorkerCount = await SyncService.instance
+            .getActiveWorkerCount();
         final newActiveTasks = await SyncService.instance.getActiveTasksTyped();
 
         bool changed = newActiveWorkerCount != _activeWorkerCount;
@@ -334,6 +489,43 @@ class SyncProvider extends ChangeNotifier {
         }
       } catch (_) {}
 
+      // 每 5 次轮询从 DB 校准累积统计（兜底，防止事件丢失导致 UI 不同步）
+      _pollCount++;
+      if (_pollCount % 5 == 0 && _engineInitialized) {
+        try {
+          final stats = await SyncService.instance.getCumStats();
+          final dbUploaded = stats['uploaded'] ?? 0;
+          final dbDownloaded = stats['downloaded'] ?? 0;
+          final dbRenamed = stats['renamed'] ?? 0;
+          final dbMoved = stats['moved'] ?? 0;
+          final dbFailed = stats['failed'] ?? 0;
+          final dbConflicts = stats['conflicts'] ?? 0;
+          final dbDeletedLocal = stats['deleted_local'] ?? 0;
+          final dbDeletedRemote = stats['deleted_remote'] ?? 0;
+          final dbSkipped = stats['skipped'] ?? 0;
+          if (dbUploaded != _cumUploaded ||
+              dbDownloaded != _cumDownloaded ||
+              dbRenamed != _cumRenamed ||
+              dbMoved != _cumMoved ||
+              dbFailed != _cumFailed ||
+              dbConflicts != _cumConflicts ||
+              dbDeletedLocal != _cumDeletedLocal ||
+              dbDeletedRemote != _cumDeletedRemote ||
+              dbSkipped != _cumSkipped) {
+            _cumUploaded = dbUploaded;
+            _cumDownloaded = dbDownloaded;
+            _cumRenamed = dbRenamed;
+            _cumMoved = dbMoved;
+            _cumFailed = dbFailed;
+            _cumConflicts = dbConflicts;
+            _cumDeletedLocal = dbDeletedLocal;
+            _cumDeletedRemote = dbDeletedRemote;
+            _cumSkipped = dbSkipped;
+            await _persistCumStats();
+          }
+        } catch (_) {}
+      }
+
       notifyListeners();
       _adjustPollInterval();
     } catch (_) {
@@ -439,11 +631,80 @@ class SyncProvider extends ChangeNotifier {
           _lastSummary = summary;
           _state = SyncState.continuous;
           await _persistState(SyncState.continuous);
-          SyncService.instance.startContinuousSync();
+        // 不再在此启动 continuous sync — .then() 回调已启动，避免重复
         case SyncDiskSpaceWarning():
           AppLogger.w('磁盘空间不足');
+        case SyncWorkerCompleted():
+          break;
+        case SyncWorkerFailed():
+          break;
+        case SyncTaskItemUpdated(:final taskId, :final action, :final status):
+          AppLogger.d(
+            '[SyncProvider] TaskItemUpdated: taskId=$taskId, action=$action, status=$status',
+          );
+          // 实时更新活跃任务的 completedCount/failedCount
+          final idx = _activeTasks.indexWhere((t) => t.id == taskId);
+          if (idx >= 0) {
+            final old = _activeTasks[idx];
+            if (status == 'completed') {
+              _activeTasks[idx] = SyncTaskModel(
+                id: old.id,
+                trigger: old.trigger,
+                totalCount: old.totalCount,
+                completedCount: old.completedCount + 1,
+                failedCount: old.failedCount,
+                status: old.status,
+                createdAt: old.createdAt,
+                updatedAt: old.updatedAt,
+                finishedAt: old.finishedAt,
+              );
+            } else if (status == 'failed') {
+              _activeTasks[idx] = SyncTaskModel(
+                id: old.id,
+                trigger: old.trigger,
+                totalCount: old.totalCount,
+                completedCount: old.completedCount,
+                failedCount: old.failedCount + 1,
+                status: old.status,
+                createdAt: old.createdAt,
+                updatedAt: old.updatedAt,
+                finishedAt: old.finishedAt,
+              );
+            }
+          }
+          // 实时递增累积计数器
+          if (status == 'completed') {
+            switch (action) {
+              case 'upload':
+                _cumUploaded++;
+                AppLogger.d('[SyncProvider] cumUploaded=$_cumUploaded');
+              case 'download':
+                _cumDownloaded++;
+              case 'rename':
+                _cumRenamed++;
+              case 'move':
+                _cumMoved++;
+              case 'conflict_resolve':
+                _cumConflicts++;
+              case 'delete_local':
+                _cumDeletedLocal++;
+              case 'delete_remote':
+                _cumDeletedRemote++;
+              case 'create_placeholder':
+                break;
+              default:
+                AppLogger.w(
+                  '[SyncProvider] TaskItemUpdated: 未知 action=$action',
+                );
+            }
+          } else if (status == 'skipped') {
+            _cumSkipped++;
+          } else if (status == 'failed') {
+            _cumFailed++;
+          }
       }
       notifyListeners();
+      _persistCumStats();
     });
   }
 
@@ -554,11 +815,11 @@ class SyncProvider extends ChangeNotifier {
     _adjustPollInterval();
   }
 
-  /// 重置同步：停止任务 → 清空 DB → 清空本地目录 → 回到初始状态
-  Future<void> resetSync() async {
+  /// 重置同步：停止任务 → 清空 DB → (可选)清空本地目录 → 回到初始状态
+  Future<void> resetSync({bool deleteLocalFiles = true}) async {
     // 引擎未初始化时仅清空本地状态
     try {
-      await SyncService.instance.resetSync();
+      await SyncService.instance.resetSync(deleteLocalFiles: deleteLocalFiles);
     } catch (_) {}
     _state = SyncState.idle;
     _errorMessage = null;
@@ -569,6 +830,16 @@ class SyncProvider extends ChangeNotifier {
     _downloadingCount = 0;
     _currentFile = null;
     _lastSummary = null;
+    _cumUploaded = 0;
+    _cumDownloaded = 0;
+    _cumRenamed = 0;
+    _cumMoved = 0;
+    _cumFailed = 0;
+    _cumConflicts = 0;
+    _cumDeletedLocal = 0;
+    _cumDeletedRemote = 0;
+    _cumSkipped = 0;
+    _persistCumStats();
     _activeTasks = [];
     _recentTasks = [];
     _activeWorkerCount = 0;

lib/presentation/providers/user_setting_provider.dart

@@ -46,10 +46,7 @@ class UserSettingProvider extends ChangeNotifier {
 
   /// 同时加载设置和容量
   Future<void> loadAll() async {
-    await Future.wait([
-      loadSettings(),
-      loadCapacity(),
-    ]);
+    await Future.wait([loadSettings(), loadCapacity()]);
   }
 
   /// 修改昵称
@@ -244,6 +241,15 @@ class UserSettingProvider extends ChangeNotifier {
     notifyListeners();
   }
 
+  /// 清除用户数据（切换账号时调用）
+  void clear() {
+    _settings = null;
+    _capacity = null;
+    _errorMessage = null;
+    _state = UserSettingState.idle;
+    notifyListeners();
+  }
+
   void _setState(UserSettingState state) {
     _state = state;
     notifyListeners();

lib/presentation/widgets/file_breadcrumb.dart

@@ -4,7 +4,7 @@ import 'package:lucide_icons/lucide_icons.dart';
 import '../../core/utils/file_utils.dart';
 
 /// 面包屑导航组件
-class FileBreadcrumb extends StatelessWidget {
+class FileBreadcrumb extends StatefulWidget {
   final String currentPath;
   final void Function(String path) onPathTap;
 
@@ -14,9 +14,38 @@ class FileBreadcrumb extends StatelessWidget {
     required this.onPathTap,
   });
 
+  @override
+  State<FileBreadcrumb> createState() => _FileBreadcrumbState();
+}
+
+class _FileBreadcrumbState extends State<FileBreadcrumb> {
+  final _controller = ScrollController();
+
+  @override
+  void didUpdateWidget(covariant FileBreadcrumb oldWidget) {
+    super.didUpdateWidget(oldWidget);
+    if (oldWidget.currentPath != widget.currentPath) {
+      WidgetsBinding.instance.addPostFrameCallback((_) {
+        if (_controller.hasClients) {
+          _controller.animateTo(
+            _controller.position.maxScrollExtent,
+            duration: const Duration(milliseconds: 200),
+            curve: Curves.easeOut,
+          );
+        }
+      });
+    }
+  }
+
+  @override
+  void dispose() {
+    _controller.dispose();
+    super.dispose();
+  }
+
   @override
   Widget build(BuildContext context) {
-    final pathParts = currentPath.split('/');
+    final pathParts = widget.currentPath.split('/');
     pathParts.removeWhere((part) => part.isEmpty);
     final theme = Theme.of(context);
     final colorScheme = theme.colorScheme;
@@ -34,6 +63,7 @@ class FileBreadcrumb extends StatelessWidget {
         ),
       ),
       child: SingleChildScrollView(
+        controller: _controller,
         scrollDirection: Axis.horizontal,
         child: Row(
           children: [
@@ -43,7 +73,7 @@ class FileBreadcrumb extends StatelessWidget {
               path: '/',
               icon: LucideIcons.home,
               primaryColor: colorScheme.primary,
-              onTap: () => onPathTap('/'),
+              onTap: () => widget.onPathTap('/'),
             ),
             for (int i = 0; i < pathParts.length; i++) ...[
               Padding(
@@ -60,8 +90,9 @@ class FileBreadcrumb extends StatelessWidget {
                 path: '/${pathParts.sublist(0, i + 1).join('/')}',
                 icon: null,
                 primaryColor: colorScheme.primary,
-                onTap: () =>
-                    onPathTap('/${pathParts.sublist(0, i + 1).join('/')}'),
+                onTap: () => widget.onPathTap(
+                  '/${pathParts.sublist(0, i + 1).join('/')}',
+                ),
               ),
             ],
           ],

lib/presentation/widgets/file_list_header.dart

@@ -1,18 +1,23 @@
 import 'package:flutter/material.dart';
 
-/// 文件列表表头（桌面端）
+import '../../core/constants/sort_options.dart';
+
+/// 文件列表表头（桌面端），支持点击排序
 class FileListHeader extends StatelessWidget {
   final bool showCheckbox;
-  const FileListHeader({super.key, this.showCheckbox = false});
+  final SortOption? currentSort;
+  final ValueChanged<SortOption>? onSort;
+
+  const FileListHeader({
+    super.key,
+    this.showCheckbox = false,
+    this.currentSort,
+    this.onSort,
+  });
 
   @override
   Widget build(BuildContext context) {
     final theme = Theme.of(context);
-    final style = TextStyle(
-      color: theme.hintColor,
-      fontSize: 12,
-      fontWeight: FontWeight.w500,
-    );
 
     return Container(
       padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 8),
@@ -26,11 +31,77 @@ class FileListHeader extends StatelessWidget {
           if (showCheckbox) const SizedBox(width: 40),
           // 图标占位
           const SizedBox(width: 36 + 16),
-          Expanded(flex: 5, child: Text('名称', style: style)),
-          Expanded(flex: 2, child: Text('修改日期', style: style)),
-          Expanded(flex: 1, child: Text('大小', style: style)),
+          Expanded(
+            flex: 5,
+            child: _buildSortHeader(context, theme, SortField.name, '名称'),
+          ),
+          Expanded(
+            flex: 2,
+            child: _buildSortHeader(
+              context,
+              theme,
+              SortField.updatedAt,
+              '修改日期',
+            ),
+          ),
+          Expanded(
+            flex: 1,
+            child: _buildSortHeader(context, theme, SortField.size, '大小'),
+          ),
         ],
       ),
     );
   }
+
+  Widget _buildSortHeader(
+    BuildContext context,
+    ThemeData theme,
+    SortField field,
+    String label,
+  ) {
+    final isActive = currentSort?.field == field;
+    final style = TextStyle(
+      color: isActive ? theme.colorScheme.primary : theme.hintColor,
+      fontSize: 12,
+      fontWeight: isActive ? FontWeight.w600 : FontWeight.w500,
+    );
+
+    return InkWell(
+      onTap: () => _onHeaderTap(field),
+      borderRadius: BorderRadius.circular(4),
+      child: Padding(
+        padding: const EdgeInsets.symmetric(vertical: 2),
+        child: Row(
+          mainAxisSize: MainAxisSize.min,
+          children: [
+            Text(label, style: style),
+            if (isActive) ...[
+              const SizedBox(width: 4),
+              Icon(
+                currentSort!.direction == SortDirection.asc
+                    ? Icons.arrow_upward
+                    : Icons.arrow_downward,
+                size: 14,
+                color: theme.colorScheme.primary,
+              ),
+            ],
+          ],
+        ),
+      ),
+    );
+  }
+
+  void _onHeaderTap(SortField field) {
+    if (onSort == null) return;
+    if (currentSort?.field == field) {
+      // 同一列：切换方向
+      final newDir = currentSort!.direction == SortDirection.asc
+          ? SortDirection.desc
+          : SortDirection.asc;
+      onSort!(SortOption(field, newDir));
+    } else {
+      // 新列：默认升序
+      onSort!(SortOption(field, SortDirection.asc));
+    }
+  }
 }

lib/presentation/widgets/search_dialog.dart

@@ -1,6 +1,7 @@
 import 'dart:async';
 
 import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
 import 'package:lucide_icons/lucide_icons.dart';
 import 'package:provider/provider.dart';
 
@@ -18,7 +19,12 @@ import 'glassmorphism_container.dart';
 class SearchDialog extends StatefulWidget {
   const SearchDialog({super.key});
 
+  static bool _isShowing = false;
+  static bool get isShowing => _isShowing;
+
   static Future<void> show(BuildContext context) {
+    if (_isShowing) return Future.value();
+    _isShowing = true;
     return showGeneralDialog(
       context: context,
       barrierDismissible: true,
@@ -41,7 +47,7 @@ class SearchDialog extends StatefulWidget {
       },
       pageBuilder: (context, animation, secondaryAnimation) =>
           const SearchDialog(),
-    );
+    ).whenComplete(() => _isShowing = false);
   }
 
   @override
@@ -185,25 +191,40 @@ class _SearchDialogState extends State<SearchDialog> {
     final isWide = screenWidth >= 600;
     final dialogWidth = isWide ? 560.0 : screenWidth - 32.0;
 
-    return Center(
-      child: Container(
-        width: dialogWidth,
-        constraints: BoxConstraints(maxHeight: screenHeight * 0.75),
-        child: GlassmorphismContainer(
-          borderRadius: 16,
-          sigmaX: 20,
-          sigmaY: 20,
-          child: ClipRRect(
-            borderRadius: BorderRadius.circular(16),
-            child: Material(
-              color: Colors.transparent,
-              child: Column(
-                mainAxisSize: MainAxisSize.min,
-                children: [
-                  _buildSearchInput(context),
-                  const Divider(height: 1),
-                  Flexible(child: _buildBody(context)),
-                ],
+    return Shortcuts(
+      shortcuts: <ShortcutActivator, Intent>{
+        const SingleActivator(LogicalKeyboardKey.escape): DismissIntent(),
+      },
+      child: Actions(
+        actions: <Type, Action<Intent>>{
+          DismissIntent: CallbackAction<DismissIntent>(
+            onInvoke: (_) {
+              Navigator.of(context).pop();
+              return null;
+            },
+          ),
+        },
+        child: Center(
+          child: Container(
+            width: dialogWidth,
+            constraints: BoxConstraints(maxHeight: screenHeight * 0.75),
+            child: GlassmorphismContainer(
+              borderRadius: 16,
+              sigmaX: 20,
+              sigmaY: 20,
+              child: ClipRRect(
+                borderRadius: BorderRadius.circular(16),
+                child: Material(
+                  color: Colors.transparent,
+                  child: Column(
+                    mainAxisSize: MainAxisSize.min,
+                    children: [
+                      _buildSearchInput(context),
+                      const Divider(height: 1),
+                      Flexible(child: _buildBody(context)),
+                    ],
+                  ),
+                ),
               ),
             ),
           ),

lib/presentation/widgets/sync_stats_card.dart

@@ -0,0 +1,363 @@
+import 'package:fl_chart/fl_chart.dart';
+import 'package:flutter/material.dart';
+
+/// 同步统计卡片
+/// 宽屏（>=400）：左饼图 + 右双列明细（左5右4）
+/// 窄屏（<400）：上饼图+5指标，下4指标
+class SyncStatsCard extends StatelessWidget {
+  final int uploaded;
+  final int downloaded;
+  final int renamed;
+  final int moved;
+  final int conflicts;
+  final int failed;
+  final int deletedLocal;
+  final int deletedRemote;
+  final int skipped;
+
+  const SyncStatsCard({
+    super.key,
+    required this.uploaded,
+    required this.downloaded,
+    required this.renamed,
+    required this.moved,
+    required this.conflicts,
+    required this.failed,
+    required this.deletedLocal,
+    required this.deletedRemote,
+    required this.skipped,
+  });
+
+  static const _colorUploaded = Color(0xFF8E5D67);
+  static const _colorDownloaded = Color(0xFF8BA7DA);
+  static const _colorRenamed = Color(0xFFD4AF37);
+  static const _colorMoved = Color(0xFF67B5B1);
+  static const _colorConflicts = Color(0xFFE69A6A);
+  static const _colorFailed = Color(0xFFD9534F);
+  static const _colorDeletedLocal = Color(0xFFE57373);
+  static const _colorDeletedRemote = Color(0xFFEF9A9A);
+  static const _colorSkipped = Color(0xFFB0BEC5);
+
+  static const _narrowThreshold = 400.0;
+
+  int get _total =>
+      uploaded +
+      downloaded +
+      renamed +
+      moved +
+      conflicts +
+      failed +
+      deletedLocal +
+      deletedRemote +
+      skipped;
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+
+    final decoration = BoxDecoration(
+      gradient: LinearGradient(
+        begin: Alignment.topLeft,
+        end: Alignment.bottomRight,
+        colors: [
+          theme.colorScheme.primaryContainer.withValues(alpha: 0.3),
+          theme.colorScheme.tertiaryContainer.withValues(alpha: 0.3),
+        ],
+      ),
+      borderRadius: BorderRadius.circular(24),
+    );
+
+    return LayoutBuilder(
+      builder: (context, constraints) {
+        final isWide = constraints.maxWidth >= _narrowThreshold;
+
+        if (isWide) {
+          return Container(
+            width: double.infinity,
+            padding: const EdgeInsets.all(24),
+            decoration: decoration,
+            child: Column(
+              crossAxisAlignment: CrossAxisAlignment.start,
+              children: [
+                Center(
+                  child: Text(
+                    '同步数据概览',
+                    style: theme.textTheme.titleSmall?.copyWith(
+                      fontWeight: FontWeight.w600,
+                    ),
+                  ),
+                ),
+                const SizedBox(height: 16),
+                Row(
+                  children: [
+                    // 饼图
+                    Expanded(
+                      flex: 4,
+                      child: Stack(
+                        alignment: Alignment.center,
+                        children: [
+                          SizedBox(
+                            height: 160,
+                            child: PieChart(
+                              PieChartData(
+                                sectionsSpace: 4,
+                                centerSpaceRadius: 42,
+                                sections: _buildSections(),
+                              ),
+                            ),
+                          ),
+                          Text(
+                            '$_total',
+                            style: theme.textTheme.bodyLarge?.copyWith(
+                              fontWeight: FontWeight.bold,
+                            ),
+                          ),
+                        ],
+                      ),
+                    ),
+                    const SizedBox(width: 16),
+                    // 双列明细
+                    Expanded(
+                      flex: 6,
+                      child: Row(
+                        crossAxisAlignment: CrossAxisAlignment.center,
+                        children: [
+                          // 左列 5 项
+                          Expanded(
+                            child: Column(
+                              mainAxisSize: MainAxisSize.min,
+                              crossAxisAlignment: CrossAxisAlignment.start,
+                              children: [
+                                _buildRow(
+                                  '上传',
+                                  uploaded,
+                                  _colorUploaded,
+                                  theme,
+                                ),
+                                _buildRow(
+                                  '下载',
+                                  downloaded,
+                                  _colorDownloaded,
+                                  theme,
+                                ),
+                                _buildRow('移动', moved, _colorMoved, theme),
+                                _buildRow(
+                                  '冲突',
+                                  conflicts,
+                                  _colorConflicts,
+                                  theme,
+                                ),
+                                _buildRow('失败', failed, _colorFailed, theme),
+                              ],
+                            ),
+                          ),
+                          const SizedBox(width: 12),
+                          // 右列 4 项
+                          Expanded(
+                            child: Column(
+                              mainAxisSize: MainAxisSize.min,
+                              crossAxisAlignment: CrossAxisAlignment.start,
+                              children: [
+                                _buildRow('重命名', renamed, _colorRenamed, theme),
+                                _buildRow(
+                                  '删本地',
+                                  deletedLocal,
+                                  _colorDeletedLocal,
+                                  theme,
+                                ),
+                                _buildRow(
+                                  '删远程',
+                                  deletedRemote,
+                                  _colorDeletedRemote,
+                                  theme,
+                                ),
+                                _buildRow('跳过', skipped, _colorSkipped, theme),
+                              ],
+                            ),
+                          ),
+                        ],
+                      ),
+                    ),
+                  ],
+                ),
+              ],
+            ),
+          );
+        }
+
+        // 窄屏：上下布局
+        return Container(
+          width: double.infinity,
+          padding: const EdgeInsets.fromLTRB(20, 20, 20, 24),
+          decoration: decoration,
+          child: Column(
+            crossAxisAlignment: CrossAxisAlignment.start,
+            children: [
+              Center(
+                child: Text(
+                  '同步数据概览',
+                  style: theme.textTheme.titleSmall?.copyWith(
+                    fontWeight: FontWeight.w600,
+                  ),
+                ),
+              ),
+              const SizedBox(height: 12),
+              // 上半区：饼图 + 5 个主指标
+              Row(
+                children: [
+                  SizedBox(
+                    width: 120,
+                    height: 120,
+                    child: Stack(
+                      alignment: Alignment.center,
+                      children: [
+                        PieChart(
+                          PieChartData(
+                            sectionsSpace: 3,
+                            centerSpaceRadius: 32,
+                            sections: _buildSections(),
+                          ),
+                        ),
+                        Text(
+                          '$_total',
+                          style: theme.textTheme.bodyLarge?.copyWith(
+                            fontWeight: FontWeight.bold,
+                          ),
+                        ),
+                      ],
+                    ),
+                  ),
+                  const SizedBox(width: 20),
+                  Expanded(
+                    child: Column(
+                      crossAxisAlignment: CrossAxisAlignment.start,
+                      children: [
+                        _buildRow('上传', uploaded, _colorUploaded, theme),
+                        _buildRow('下载', downloaded, _colorDownloaded, theme),
+                        _buildRow('移动', moved, _colorMoved, theme),
+                        _buildRow('冲突', conflicts, _colorConflicts, theme),
+                        _buildRow('失败', failed, _colorFailed, theme),
+                      ],
+                    ),
+                  ),
+                ],
+              ),
+              const SizedBox(height: 12),
+              // 下半区：4 个副指标
+              Row(
+                children: [
+                  _buildSubItem('重命名', renamed, _colorRenamed, theme),
+                  const SizedBox(width: 16),
+                  _buildSubItem('删本地', deletedLocal, _colorDeletedLocal, theme),
+                  const SizedBox(width: 16),
+                  _buildSubItem(
+                    '删远程',
+                    deletedRemote,
+                    _colorDeletedRemote,
+                    theme,
+                  ),
+                  const SizedBox(width: 16),
+                  _buildSubItem('跳过', skipped, _colorSkipped, theme),
+                ],
+              ),
+            ],
+          ),
+        );
+      },
+    );
+  }
+
+  /// 指标行：圆点 + 固定宽标签 + 数字，保证数字对齐
+  Widget _buildRow(String label, int count, Color color, ThemeData theme) {
+    return Padding(
+      padding: const EdgeInsets.symmetric(vertical: 3.5),
+      child: Row(
+        children: [
+          Container(
+            width: 8,
+            height: 8,
+            decoration: BoxDecoration(color: color, shape: BoxShape.circle),
+          ),
+          const SizedBox(width: 6),
+          SizedBox(
+            width: 40,
+            child: Text(
+              label,
+              style: TextStyle(fontSize: 12, color: theme.hintColor),
+            ),
+          ),
+          Text(
+            '$count',
+            style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 13),
+          ),
+        ],
+      ),
+    );
+  }
+
+  /// 窄屏副指标：圆点 + 标签 + 数字（紧凑，Expanded 均分）
+  Widget _buildSubItem(String label, int count, Color color, ThemeData theme) {
+    return Expanded(
+      child: Row(
+        mainAxisSize: MainAxisSize.min,
+        children: [
+          Container(
+            width: 7,
+            height: 7,
+            decoration: BoxDecoration(color: color, shape: BoxShape.circle),
+          ),
+          const SizedBox(width: 4),
+          Flexible(
+            child: Text(
+              label,
+              style: TextStyle(fontSize: 11, color: theme.hintColor),
+              overflow: TextOverflow.ellipsis,
+            ),
+          ),
+          const SizedBox(width: 3),
+          Text(
+            '$count',
+            style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 12),
+          ),
+        ],
+      ),
+    );
+  }
+
+  List<PieChartSectionData> _buildSections() {
+    if (_total == 0) {
+      return [
+        PieChartSectionData(
+          value: 1,
+          color: const Color(0xFFE0E0E0),
+          radius: 14,
+          showTitle: false,
+        ),
+      ];
+    }
+
+    final entries = [
+      (uploaded, _colorUploaded, 18.0),
+      (downloaded, _colorDownloaded, 16.0),
+      (renamed, _colorRenamed, 14.0),
+      (moved, _colorMoved, 12.0),
+      (conflicts, _colorConflicts, 10.0),
+      (failed, _colorFailed, 8.0),
+      (deletedLocal, _colorDeletedLocal, 8.0),
+      (deletedRemote, _colorDeletedRemote, 6.0),
+      (skipped, _colorSkipped, 6.0),
+    ];
+
+    return entries
+        .where((e) => e.$1 > 0)
+        .map(
+          (e) => PieChartSectionData(
+            value: e.$1.toDouble(),
+            color: e.$2,
+            radius: e.$3,
+            showTitle: false,
+          ),
+        )
+        .toList();
+  }
+}