代码优化，epub阅读标签

lib/models/data_models.dart

@@ -46,6 +46,7 @@ class Movie {
   final String? summary; // 剧情简介
   final double? rating; // 评分 1-10
   final String status; // watched/want_to_watch/watching
+  final String category; // 影视分类: movie/tv/anime/variety/documentary/short
   final DateTime? watchDate; // 观看日期
   final DateTime createdAt;
   final DateTime updatedAt;
@@ -65,6 +66,7 @@ class Movie {
     this.summary,
     this.rating,
     required this.status,
+    this.category = 'movie',
     this.watchDate,
     required this.createdAt,
     required this.updatedAt,
@@ -86,6 +88,7 @@ class Movie {
       summary: json['summary'],
       rating: json['rating']?.toDouble(),
       status: json['status'] ?? 'want_to_watch',
+      category: json['category'] ?? 'movie',
       watchDate: _safeParseDate(json['watch_date']),
       createdAt: _safeParseDate(json['created_at'], fallback: DateTime.now())!,
       updatedAt: _safeParseDate(json['updated_at'], fallback: DateTime.now())!,
@@ -108,6 +111,7 @@ class Movie {
       'summary': summary,
       'rating': rating,
       'status': status,
+      'category': category,
       'watch_date': watchDate?.toUtc().toIso8601String(),
       'created_at': createdAt.toUtc().toIso8601String(),
       'updated_at': updatedAt.toUtc().toIso8601String(),
@@ -142,6 +146,7 @@ class Movie {
     Object? summary = _copyWithNull,
     Object? rating = _copyWithNull,
     String? status,
+    String? category,
     DateTime? watchDate,
     DateTime? createdAt,
     DateTime? updatedAt,
@@ -161,6 +166,7 @@ class Movie {
       summary: summary is _CopyWithNullSentinel ? this.summary : (summary as String?),
       rating: rating is _CopyWithNullSentinel ? this.rating : (rating as double?),
       status: status ?? this.status,
+      category: category ?? this.category,
       watchDate: watchDate ?? this.watchDate,
       createdAt: createdAt ?? this.createdAt,
       updatedAt: updatedAt ?? this.updatedAt,

lib/models/note_plus_models.dart

@@ -1,4 +1,5 @@
 import 'dart:convert';
+import 'package:flutter/foundation.dart';
 import 'package:uuid/uuid.dart';
 
 /// 块类型枚举
@@ -220,9 +221,15 @@ class NotePlusDocument {
   /// 从 JSON（DB 行）创建
   factory NotePlusDocument.fromJson(Map<String, dynamic> json) {
     final blocksJson = json['blocks_json'] as String? ?? '[]';
-    final blocksList = (jsonDecode(blocksJson) as List<dynamic>)
+    List<NoteBlock> blocksList;
-        .map((b) => NoteBlock.fromJson(b as Map<String, dynamic>))
+    try {
-        .toList();
+      blocksList = (jsonDecode(blocksJson) as List<dynamic>)
+          .map((b) => NoteBlock.fromJson(b as Map<String, dynamic>))
+          .toList();
+    } catch (e) {
+      debugPrint('[NotePlusDocument] blocks_json 解析失败，使用默认空文档: $e');
+      blocksList = [];
+    }
 
     return NotePlusDocument(
       id: json['id'] as String?,

lib/pages/book/book_excerpts_page.dart

@@ -296,24 +296,31 @@ class _BookExcerptsPageState extends State<BookExcerptsPage> {
         return AlertDialog(
           backgroundColor: colors.surface,
           elevation: 0,
-          shape: const RoundedRectangleBorder(borderRadius: BorderRadius.zero),
+          shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
-          title: const Text('确认删除'),
+          title: Text('确认删除', style: TextStyle(fontSize: 18, fontWeight: FontWeight.w600, color: colors.onSurface)),
-          content: const Text('确定要删除这条摘抄吗？'),
+          content: Text('确定要删除这条摘抄吗？删除后可在回收站恢复。',
+              style: TextStyle(fontSize: 14, color: colors.onSurface.withValues(alpha: 0.6), height: 1.5)),
           actions: [
             TextButton(
               onPressed: () => Navigator.pop(context),
               child: Text('取消', style: TextStyle(color: colors.onSurface.withValues(alpha: 0.6))),
             ),
-            TextButton(
+            ElevatedButton(
               onPressed: () async {
                 await context.read<AppProvider>().removeBookExcerpt(excerpt.id);
                 Navigator.pop(context);
                 _loadExcerpts();
                 ToastUtil.show(context, '已删除');
               },
-              child: Text('删除', style: TextStyle(color: colors.error)),
+              style: ElevatedButton.styleFrom(
+                backgroundColor: colors.error, foregroundColor: colors.onError, elevation: 0,
+                shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
+                padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+              ),
+              child: const Text('删除'),
             ),
           ],
+          actionsPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
         );
       },
     );

lib/pages/book/book_review_detail_page.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 import '../../models/data_models.dart';
 import '../../providers/app_provider.dart';
+import '../../utils/toast_util.dart';
 import 'book_review_form_page.dart';
 
 /// 书评详情页
@@ -55,12 +56,15 @@ class _BookReviewDetailPageState extends State<BookReviewDetailPage> {
       appBar: AppBar(
         title: const Text('书评详情'),
         actions: [
-          // 编辑按钮
           IconButton(
             icon: const Icon(Icons.edit_outlined),
             onPressed: () => _navigateToEdit(context),
           ),
-          const SizedBox(width: 8),
+          IconButton(
+            icon: Icon(Icons.delete_outline, size: 20, color: colors.error.withValues(alpha: 0.7)),
+            onPressed: _deleteReview,
+          ),
+          const SizedBox(width: 4),
         ],
       ),
       body: SingleChildScrollView(
@@ -168,6 +172,41 @@ class _BookReviewDetailPageState extends State<BookReviewDetailPage> {
     );
   }
 
+  Future<void> _deleteReview() async {
+    final colors = Theme.of(context).colorScheme;
+    final confirmed = await showDialog<bool>(
+      context: context,
+      builder: (ctx) => AlertDialog(
+        backgroundColor: colors.surface,
+        elevation: 0,
+        shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
+        title: Text('确认删除', style: TextStyle(fontSize: 18, fontWeight: FontWeight.w600, color: colors.onSurface)),
+        content: Text('确定要删除这条书评吗？删除后可在回收站恢复。',
+            style: TextStyle(fontSize: 14, color: colors.onSurface.withValues(alpha: 0.6), height: 1.5)),
+        actions: [
+          TextButton(
+            onPressed: () => Navigator.pop(ctx, false),
+            child: Text('取消', style: TextStyle(color: colors.onSurface.withValues(alpha: 0.6))),
+          ),
+          ElevatedButton(
+            onPressed: () => Navigator.pop(ctx, true),
+            style: ElevatedButton.styleFrom(
+              backgroundColor: colors.error, foregroundColor: colors.onError, elevation: 0,
+              shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
+              padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+            ),
+            child: const Text('删除'),
+          ),
+        ],
+        actionsPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
+      ),
+    );
+    if (confirmed == true) {
+      await context.read<AppProvider>().removeBookReview(_review.id);
+      if (mounted) { ToastUtil.show(context, '已删除'); Navigator.pop(context); }
+    }
+  }
+
   String _formatDate(DateTime date) {
     return '${date.year}.${date.month.toString().padLeft(2, '0')}.${date.day.toString().padLeft(2, '0')}';
   }

lib/pages/book/book_review_form_page.dart

@@ -1,20 +1,17 @@
+import 'dart:io';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 import '../../providers/app_provider.dart';
+import '../../widgets/fade_in_local_image.dart';
 import '../../models/data_models.dart';
 import '../../utils/toast_util.dart';
-import 'package:uuid/uuid.dart';
 
-/// 添加/编辑书评页面 - 极简设计
+/// 添加/编辑书评页面
 class BookReviewFormPage extends StatefulWidget {
   final String bookId;
   final BookReview? review;
 
-  const BookReviewFormPage({
+  const BookReviewFormPage({super.key, required this.bookId, this.review});
-    super.key,
-    required this.bookId,
-    this.review,
-  });
 
   @override
   State<BookReviewFormPage> createState() => _BookReviewFormPageState();
@@ -30,11 +27,10 @@ class _BookReviewFormPageState extends State<BookReviewFormPage> {
   @override
   void initState() {
     super.initState();
-    final review = widget.review;
+    _contentController = TextEditingController(text: widget.review?.content ?? '');
-    _contentController = TextEditingController(text: review?.content ?? '');
+    _reviewerController = TextEditingController(text: widget.review?.reviewer ?? '');
-    _reviewerController = TextEditingController(text: review?.reviewer ?? '');
+    _sourceController = TextEditingController(text: widget.review?.source ?? '');
-    _sourceController = TextEditingController(text: review?.source ?? '');
+    _reviewType = widget.review?.reviewType ?? 1;
-    _reviewType = review?.reviewType ?? 1;
   }
 
   @override
@@ -45,107 +41,90 @@ class _BookReviewFormPageState extends State<BookReviewFormPage> {
     super.dispose();
   }
 
+  Book? _getBook() {
+    return context.read<AppProvider>().books.where((b) => b.id == widget.bookId).firstOrNull;
+  }
+
   @override
   Widget build(BuildContext context) {
     final colors = Theme.of(context).colorScheme;
     final isEdit = widget.review != null;
+    final book = _getBook();
 
     return Scaffold(
       backgroundColor: colors.surface,
       appBar: AppBar(
         title: Text(isEdit ? '编辑书评' : '写书评'),
-        actions: [
-          TextButton(
-            onPressed: _saveReview,
-            child: const Text(
-              '保存',
-              style: TextStyle(
-                fontSize: 16,
-                fontWeight: FontWeight.w500,
-              ),
-            ),
-          ),
-          const SizedBox(width: 8),
-        ],
       ),
       body: Form(
         key: _formKey,
         child: Column(
           children: [
-            // 顶部信息栏
-            Container(
-              padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
-              decoration: BoxDecoration(
-                border: Border(
-                  bottom: BorderSide(color: colors.outline, width: 0.5),
-                ),
-              ),
-              child: Row(
-                children: [
-                  // 类型选择
-                  _buildTypeSelector(colors),
-                  const SizedBox(width: 16),
-                  // 评论人
-                  Expanded(
-                    child: TextField(
-                      controller: _reviewerController,
-                      style: TextStyle(fontSize: 14, color: colors.onSurface),
-                      decoration: InputDecoration(
-                        hintText: '评论人',
-                        hintStyle: TextStyle(fontSize: 14, color: colors.onSurface.withValues(alpha: 0.25)),
-                        border: InputBorder.none,
-                        isDense: true,
-                        contentPadding: EdgeInsets.zero,
-                      ),
-                    ),
-                  ),
-                  const SizedBox(width: 16),
-                  // 来源
-                  SizedBox(
-                    width: 100,
-                    child: TextField(
-                      controller: _sourceController,
-                      style: TextStyle(fontSize: 14, color: colors.onSurface),
-                      decoration: InputDecoration(
-                        hintText: '来源',
-                        hintStyle: TextStyle(fontSize: 14, color: colors.onSurface.withValues(alpha: 0.25)),
-                        border: InputBorder.none,
-                        isDense: true,
-                        contentPadding: EdgeInsets.zero,
-                      ),
-                    ),
-                  ),
-                ],
-              ),
-            ),
-
-            // 评论内容区域
             Expanded(
-              child: TextFormField(
+              child: SingleChildScrollView(
-                controller: _contentController,
+                padding: const EdgeInsets.all(16),
-                maxLines: null,
+                child: Column(
-                expands: true,
+                  crossAxisAlignment: CrossAxisAlignment.start,
-                textAlignVertical: TextAlignVertical.top,
+                  children: [
-                style: TextStyle(
+                    // ── 书籍信息卡片 ──────────────────
-                  fontSize: 16,
+                    if (book != null) _buildBookCard(book, colors),
-                  color: colors.onSurface,
+                    const SizedBox(height: 20),
-                  height: 1.7,
+
+                    // ── 类型选择 ──────────────────────
+                    Text('书评类型', style: TextStyle(fontSize: 13, fontWeight: FontWeight.w500, color: colors.onSurface.withValues(alpha: 0.5))),
+                    const SizedBox(height: 8),
+                    _buildTypeSelector(colors),
+                    const SizedBox(height: 20),
+
+                    // ── 元信息 ────────────────────────
+                    _buildMetaField(
+                      icon: Icons.person_outline,
+                      hint: '评论人（选填）',
+                      controller: _reviewerController,
+                      colors: colors,
+                    ),
+                    const SizedBox(height: 12),
+                    _buildMetaField(
+                      icon: Icons.link,
+                      hint: '来源（选填）',
+                      controller: _sourceController,
+                      colors: colors,
+                    ),
+                    const SizedBox(height: 20),
+
+                    // ── 评论内容 ──────────────────────
+                    Text('评论内容', style: TextStyle(fontSize: 13, fontWeight: FontWeight.w500, color: colors.onSurface.withValues(alpha: 0.5))),
+                    const SizedBox(height: 8),
+                    _buildContentField(colors),
+                  ],
                 ),
-                decoration: InputDecoration(
+              ),
-                  hintText: '写下你的书评...',
+            ),
-                  hintStyle: TextStyle(
+
-                    fontSize: 16,
+            // ── 底部保存按钮 ──────────────────────
-                    color: colors.onSurface.withValues(alpha: 0.25),
+            Container(
+              padding: EdgeInsets.only(
+                left: 16, right: 16, top: 12,
+                bottom: MediaQuery.of(context).padding.bottom + 12,
+              ),
+              decoration: BoxDecoration(
+                color: colors.surface,
+                border: Border(top: BorderSide(color: colors.outlineVariant, width: 0.5)),
+              ),
+              child: SizedBox(
+                width: double.infinity,
+                height: 48,
+                child: ElevatedButton(
+                  onPressed: _saveReview,
+                  style: ElevatedButton.styleFrom(
+                    backgroundColor: colors.primary,
+                    foregroundColor: colors.onPrimary,
+                    elevation: 0,
+                    shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
                   ),
-                  border: InputBorder.none,
+                  child: Text(isEdit ? '更新书评' : '保存书评',
-                  contentPadding: const EdgeInsets.all(16),
+                      style: const TextStyle(fontSize: 16, fontWeight: FontWeight.w600)),
                 ),
-                validator: (value) {
-                  if (value == null || value.trim().isEmpty) {
-                    return '请输入评论内容';
-                  }
-                  return null;
-                },
               ),
             ),
           ],
@@ -154,117 +133,211 @@ class _BookReviewFormPageState extends State<BookReviewFormPage> {
     );
   }
 
-  /// 构建类型选择器
+  // ═══════════════════════════════════════════════════════════════════
-  Widget _buildTypeSelector(ColorScheme colors) {
+  // 书籍信息卡片
-    return GestureDetector(
+  // ═══════════════════════════════════════════════════════════════════
-      onTap: () => _showTypeSelector(),
-      child: Container(
-        padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 4),
-        decoration: BoxDecoration(
-          border: Border.all(color: colors.outline),
-        ),
-        child: Row(
-          mainAxisSize: MainAxisSize.min,
-          children: [
-            Text(
-              _reviewType == 1 ? '短评' : '长评',
-              style: TextStyle(
-                fontSize: 13,
-                color: colors.onSurface.withValues(alpha: 0.6),
-              ),
-            ),
-            const SizedBox(width: 4),
-            Icon(
-              Icons.arrow_drop_down,
-              size: 16,
-              color: colors.onSurface.withValues(alpha: 0.4),
-            ),
-          ],
-        ),
-      ),
-    );
-  }
 
-  /// 显示类型选择
+  Widget _buildBookCard(Book book, ColorScheme colors) {
-  void _showTypeSelector() {
+    return Container(
-    showModalBottomSheet(
+      padding: const EdgeInsets.all(12),
-      context: context,
+      decoration: BoxDecoration(
-      backgroundColor: Colors.transparent,
+        color: colors.surfaceContainerHighest,
-      shape: const RoundedRectangleBorder(borderRadius: BorderRadius.zero),
+        borderRadius: BorderRadius.circular(12),
-      builder: (context) {
+      ),
-        final colors = Theme.of(context).colorScheme;
+      child: Row(
-        return Container(
+        children: [
-          color: colors.surface,
+          Container(
-          child: SafeArea(
+            width: 56, height: 72,
+            decoration: BoxDecoration(
+              borderRadius: BorderRadius.circular(6),
+              color: colors.outlineVariant,
+            ),
+            clipBehavior: Clip.antiAlias,
+            child: book.coverPath != null && book.coverPath!.isNotEmpty && File(book.coverPath!).existsSync()
+                ? FadeInLocalImage(path: book.coverPath, fit: BoxFit.cover,
+                    errorWidget: Icon(Icons.book_outlined, size: 24, color: colors.onSurface.withValues(alpha: 0.25)))
+                : Icon(Icons.book_outlined, size: 24, color: colors.onSurface.withValues(alpha: 0.25)),
+          ),
+          const SizedBox(width: 14),
+          Expanded(
             child: Column(
-              mainAxisSize: MainAxisSize.min,
+              crossAxisAlignment: CrossAxisAlignment.start,
               children: [
-                ListTile(
+                Text(book.title, style: TextStyle(fontSize: 15, fontWeight: FontWeight.w600, color: colors.onSurface), maxLines: 2, overflow: TextOverflow.ellipsis),
-                  title: const Text('短评'),
+                if (book.authors.isNotEmpty) ...[
-                  trailing: _reviewType == 1
+                  const SizedBox(height: 4),
-                      ? Icon(Icons.check, color: colors.onSurface)
+                  Text(book.authors.take(2).join(' / '),
-                      : null,
+                      style: TextStyle(fontSize: 12, color: colors.onSurface.withValues(alpha: 0.5)),
-                  onTap: () {
+                      maxLines: 1, overflow: TextOverflow.ellipsis),
-                    setState(() => _reviewType = 1);
+                ],
-                    Navigator.pop(context);
+                if (book.rating != null) ...[
-                  },
+                  const SizedBox(height: 4),
-                ),
+                  Row(children: [
-                Divider(height: 0.5, color: colors.outline),
+                    Icon(Icons.star, size: 14, color: const Color(0xFFFFB800)),
-                ListTile(
+                    const SizedBox(width: 2),
-                  title: const Text('长评'),
+                    Text('${book.rating}', style: TextStyle(fontSize: 13, fontWeight: FontWeight.w600, color: colors.onSurface.withValues(alpha: 0.6))),
-                  trailing: _reviewType == 2
+                  ]),
-                      ? Icon(Icons.check, color: colors.onSurface)
+                ],
-                      : null,
-                  onTap: () {
-                    setState(() => _reviewType = 2);
-                    Navigator.pop(context);
-                  },
-                ),
               ],
             ),
           ),
-        );
+        ],
-      },
+      ),
     );
   }
 
+  // ═══════════════════════════════════════════════════════════════════
+  // 类型选择器（分段按钮）
+  // ═══════════════════════════════════════════════════════════════════
+
+  Widget _buildTypeSelector(ColorScheme colors) {
+    return SegmentedButton<int>(
+      segments: const [
+        ButtonSegment(value: 1, label: Text('短评'), icon: Icon(Icons.short_text)),
+        ButtonSegment(value: 2, label: Text('长评'), icon: Icon(Icons.menu_book)),
+      ],
+      selected: {_reviewType},
+      onSelectionChanged: (v) => setState(() => _reviewType = v.first),
+      style: ButtonStyle(
+        backgroundColor: WidgetStateProperty.resolveWith((states) {
+          if (states.contains(WidgetState.selected)) return colors.primary;
+          return colors.surfaceContainerHighest;
+        }),
+        foregroundColor: WidgetStateProperty.resolveWith((states) {
+          if (states.contains(WidgetState.selected)) return colors.onPrimary;
+          return colors.onSurface.withValues(alpha: 0.6);
+        }),
+        iconColor: WidgetStateProperty.resolveWith((states) {
+          if (states.contains(WidgetState.selected)) return colors.onPrimary;
+          return colors.onSurface.withValues(alpha: 0.4);
+        }),
+      ),
+    );
+  }
+
+  // ═══════════════════════════════════════════════════════════════════
+  // 元信息输入
+  // ═══════════════════════════════════════════════════════════════════
+
+  Widget _buildMetaField({
+    required IconData icon,
+    required String hint,
+    required TextEditingController controller,
+    required ColorScheme colors,
+  }) {
+    return Container(
+      padding: const EdgeInsets.symmetric(horizontal: 14),
+      decoration: BoxDecoration(
+        color: colors.surfaceContainerHighest,
+        borderRadius: BorderRadius.circular(10),
+      ),
+      child: Row(
+        children: [
+          Icon(icon, size: 18, color: colors.onSurface.withValues(alpha: 0.35)),
+          const SizedBox(width: 10),
+          Expanded(
+            child: TextField(
+              controller: controller,
+              style: TextStyle(fontSize: 14, color: colors.onSurface),
+              decoration: InputDecoration(
+                hintText: hint,
+                hintStyle: TextStyle(fontSize: 14, color: colors.onSurface.withValues(alpha: 0.3)),
+                border: InputBorder.none,
+                enabledBorder: InputBorder.none,
+                focusedBorder: InputBorder.none,
+                contentPadding: const EdgeInsets.symmetric(vertical: 12),
+              ),
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+
+  // ═══════════════════════════════════════════════════════════════════
+  // 内容输入区 + 字数统计
+  // ═══════════════════════════════════════════════════════════════════
+
+  Widget _buildContentField(ColorScheme colors) {
+    return Container(
+      decoration: BoxDecoration(
+        color: colors.surfaceContainerHighest,
+        borderRadius: BorderRadius.circular(10),
+      ),
+      child: Column(
+        children: [
+          TextFormField(
+            controller: _contentController,
+            maxLines: 10,
+            minLines: 6,
+            textAlignVertical: TextAlignVertical.top,
+            style: TextStyle(fontSize: 15, color: colors.onSurface, height: 1.7),
+            decoration: InputDecoration(
+              hintText: '写下你的书评...',
+              hintStyle: TextStyle(fontSize: 15, color: colors.onSurface.withValues(alpha: 0.25)),
+              border: InputBorder.none,
+              enabledBorder: InputBorder.none,
+              focusedBorder: InputBorder.none,
+              contentPadding: const EdgeInsets.all(14),
+            ),
+            validator: (value) {
+              if (value == null || value.trim().isEmpty) return '请输入评论内容';
+              return null;
+            },
+            onChanged: (_) => setState(() {}),
+          ),
+          Padding(
+            padding: const EdgeInsets.only(right: 14, bottom: 10),
+            child: Align(
+              alignment: Alignment.centerRight,
+              child: Text(
+                '${_contentController.text.length} 字',
+                style: TextStyle(fontSize: 11, color: colors.onSurface.withValues(alpha: 0.3)),
+              ),
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+
+  // ═══════════════════════════════════════════════════════════════════
+  // 保存
+  // ═══════════════════════════════════════════════════════════════════
+
   Future<void> _saveReview() async {
-    if (!_formKey.currentState!.validate()) {
+    if (!_formKey.currentState!.validate()) return;
-      return;
-    }
 
     try {
-    final now = DateTime.now();
+      final now = DateTime.now();
 
-    if (widget.review == null) {
+      if (widget.review == null) {
-      final newReview = BookReview(
+        final newReview = BookReview(
-        id: const Uuid().v4(),
+          id: now.millisecondsSinceEpoch.toString(),
-        bookId: widget.bookId,
+          bookId: widget.bookId,
-        content: _contentController.text.trim(),
+          content: _contentController.text.trim(),
-        reviewer: _reviewerController.text.trim(),
+          reviewer: _reviewerController.text.trim(),
-        source: _sourceController.text.trim(),
+          source: _sourceController.text.trim(),
-        reviewType: _reviewType,
+          reviewType: _reviewType,
-        isDeleted: false,
+          isDeleted: false,
-        createdAt: now,
+          createdAt: now,
-        updatedAt: now,
+          updatedAt: now,
-      );
+        );
-      await context.read<AppProvider>().addBookReview(newReview);
+        await context.read<AppProvider>().addBookReview(newReview);
-    } else {
+      } else {
-      final updatedReview = widget.review!.copyWith(
+        final updatedReview = widget.review!.copyWith(
-        content: _contentController.text.trim(),
+          content: _contentController.text.trim(),
-        reviewer: _reviewerController.text.trim(),
+          reviewer: _reviewerController.text.trim(),
-        source: _sourceController.text.trim(),
+          source: _sourceController.text.trim(),
-        reviewType: _reviewType,
+          reviewType: _reviewType,
-        updatedAt: now,
+          updatedAt: now,
-      );
+        );
-      await context.read<AppProvider>().updateBookReview(updatedReview);
+        await context.read<AppProvider>().updateBookReview(updatedReview);
-    }
+      }
 
-    if (!mounted) return;
+      if (!mounted) return;
-
+      ToastUtil.show(context, widget.review == null ? '添加成功' : '更新成功');
-    ToastUtil.show(context, widget.review == null ? '添加成功' : '更新成功');
+      Navigator.pop(context);
-
-    Navigator.pop(context);
     } catch (e) {
       if (!mounted) return;
       ToastUtil.show(context, '保存失败: $e');

lib/pages/book/book_reviews_page.dart

@@ -323,24 +323,31 @@ class _BookReviewsPageState extends State<BookReviewsPage> {
         return AlertDialog(
           backgroundColor: colors.surface,
           elevation: 0,
-          shape: const RoundedRectangleBorder(borderRadius: BorderRadius.zero),
+          shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
-          title: const Text('确认删除'),
+          title: Text('确认删除', style: TextStyle(fontSize: 18, fontWeight: FontWeight.w600, color: colors.onSurface)),
-          content: const Text('确定要删除这条书评吗？'),
+          content: Text('确定要删除这条书评吗？删除后可在回收站恢复。',
+              style: TextStyle(fontSize: 14, color: colors.onSurface.withValues(alpha: 0.6), height: 1.5)),
           actions: [
             TextButton(
               onPressed: () => Navigator.pop(context),
               child: Text('取消', style: TextStyle(color: colors.onSurface.withValues(alpha: 0.6))),
             ),
-            TextButton(
+            ElevatedButton(
               onPressed: () async {
                 await context.read<AppProvider>().removeBookReview(review.id);
                 Navigator.pop(context);
                 _loadReviews();
                 ToastUtil.show(context, '已删除');
               },
-              child: Text('删除', style: TextStyle(color: colors.error)),
+              style: ElevatedButton.styleFrom(
+                backgroundColor: colors.error, foregroundColor: colors.onError, elevation: 0,
+                shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
+                padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+              ),
+              child: const Text('删除'),
             ),
           ],
+          actionsPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
         );
       },
     );

lib/pages/epub_reader/book_link_page.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import '../../utils/book/book_dao.dart';
 import '../../utils/epub/reader_dao.dart';
+import '../../utils/toast_util.dart';
 import '../../models/data_models.dart';
 
 /// 选择关联书籍页面（带搜索功能）
@@ -63,9 +64,7 @@ class _BookLinkPageState extends State<BookLinkPage> {
   Future<void> _selectBook(Book book) async {
     await _readerDao.linkToBook(widget.readerBookId, book.id);
     if (mounted) {
-      ScaffoldMessenger.of(context).showSnackBar(
+      ToastUtil.show(context, '已关联《${book.title}》');
-        SnackBar(content: Text('已关联《${book.title}》')),
-      );
       Navigator.pop(context, true);
     }
   }

lib/pages/epub_reader/control_panel.dart

@@ -33,6 +33,13 @@ class ControlPanel extends StatefulWidget {
   final ValueChanged<double> onMarginBottomChanged;
   final ValueChanged<double> onMarginLeftChanged;
   final ValueChanged<double> onMarginRightChanged;
+  final int themeIndex;
+  final int customBgColor;
+  final int customTextColor;
+  final ValueChanged<int> onThemeIndexChanged;
+  final void Function(int bgColor, int textColor) onCustomColorChanged;
+  final bool currentPageHasBookmark;
+  final VoidCallback onBookmarkToggle;
 
   const ControlPanel({
     super.key,
@@ -64,6 +71,13 @@ class ControlPanel extends StatefulWidget {
     required this.onMarginBottomChanged,
     required this.onMarginLeftChanged,
     required this.onMarginRightChanged,
+    required this.themeIndex,
+    required this.customBgColor,
+    required this.customTextColor,
+    required this.onThemeIndexChanged,
+    required this.onCustomColorChanged,
+    required this.currentPageHasBookmark,
+    required this.onBookmarkToggle,
   });
 
   bool get isVertical => direction == 1;
@@ -246,6 +260,11 @@ class _ControlPanelState extends State<ControlPanel> {
                     onMarginBottomChanged: widget.onMarginBottomChanged,
                     onMarginLeftChanged: widget.onMarginLeftChanged,
                     onMarginRightChanged: widget.onMarginRightChanged,
+                    themeIndex: widget.themeIndex,
+                    customBgColor: widget.customBgColor,
+                    customTextColor: widget.customTextColor,
+                    onThemeIndexChanged: widget.onThemeIndexChanged,
+                    onCustomColorChanged: widget.onCustomColorChanged,
                   ),
                 ),
               ],
@@ -293,6 +312,16 @@ class _ControlPanelState extends State<ControlPanel> {
                   ),
                   overflow: TextOverflow.ellipsis,
                 ),
+                actions: [
+                  IconButton(
+                    icon: Icon(
+                      widget.currentPageHasBookmark
+                          ? Icons.bookmark
+                          : Icons.bookmark_outline,
+                    ),
+                    onPressed: widget.onBookmarkToggle,
+                  ),
+                ],
               ),
             ),
           ),

lib/pages/epub_reader/epub_detail_page.dart

@@ -7,7 +7,9 @@ import '../../utils/epub/epub_parser.dart';
 import '../../utils/epub/reader_models.dart';
 import '../../utils/book/book_dao.dart';
 import '../../models/data_models.dart';
+import '../book/book_detail_page.dart';
 import 'book_link_page.dart';
+import 'epub_edit_page.dart';
 import 'reader_screen.dart';
 
 /// EPUB 书籍详情页
@@ -68,80 +70,14 @@ class _EpubDetailPageState extends State<EpubDetailPage> {
     ).then((_) => _refreshBook());
   }
 
-  // ─── 编辑对话框 ─────────────────────────────────────────────
+  void _navigateToEdit() async {
-
+    final changed = await Navigator.push<bool>(
-  void _showEditDialog() {
+      context,
-    final titleCtrl = TextEditingController(text: _book['title'] as String? ?? '');
+      MaterialPageRoute(
-    final authorCtrl = TextEditingController(text: _book['author'] as String? ?? '');
+        builder: (_) => EpubEditPage(bookId: widget.bookId, book: _book),
-    final colors = Theme.of(context).colorScheme;
-
-    showDialog(
-      context: context,
-      builder: (ctx) => AlertDialog(
-        backgroundColor: colors.surface,
-        elevation: 0,
-        shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
-        title: Text('编辑书籍信息',
-            style: TextStyle(fontSize: 18, fontWeight: FontWeight.w600, color: colors.onSurface)),
-        content: Column(
-          mainAxisSize: MainAxisSize.min,
-          children: [
-            TextField(
-              controller: titleCtrl,
-              decoration: InputDecoration(
-                labelText: '标题',
-                labelStyle: TextStyle(fontSize: 13, color: colors.onSurface.withValues(alpha: 0.4)),
-                border: OutlineInputBorder(borderRadius: BorderRadius.circular(8)),
-              ),
-              style: const TextStyle(fontSize: 14),
-            ),
-            const SizedBox(height: 12),
-            TextField(
-              controller: authorCtrl,
-              decoration: InputDecoration(
-                labelText: '作者',
-                labelStyle: TextStyle(fontSize: 13, color: colors.onSurface.withValues(alpha: 0.4)),
-                border: OutlineInputBorder(borderRadius: BorderRadius.circular(8)),
-              ),
-              style: const TextStyle(fontSize: 14),
-            ),
-          ],
-        ),
-        actionsPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
-        actions: [
-          TextButton(
-            style: TextButton.styleFrom(
-              foregroundColor: colors.onSurface.withValues(alpha: 0.6),
-              padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
-            ),
-            onPressed: () => Navigator.pop(ctx),
-            child: const Text('取消'),
-          ),
-          ElevatedButton(
-            style: ElevatedButton.styleFrom(
-              backgroundColor: colors.primary,
-              foregroundColor: colors.onPrimary,
-              elevation: 0,
-              shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
-              padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
-            ),
-            onPressed: () async {
-              final newTitle = titleCtrl.text.trim();
-              final newAuthor = authorCtrl.text.trim();
-              if (newTitle.isEmpty) return;
-              await _dao.updateReaderBook(widget.bookId, {
-                'title': newTitle,
-                'author': newAuthor,
-                'updated_at': DateTime.now().toIso8601String(),
-              });
-              if (ctx.mounted) Navigator.pop(ctx);
-              await _refreshBook();
-            },
-            child: const Text('保存'),
-          ),
-        ],
       ),
     );
+    if (changed == true && mounted) await _refreshBook();
   }
 
   // ─── Build ──────────────────────────────────────────────────
@@ -166,7 +102,7 @@ class _EpubDetailPageState extends State<EpubDetailPage> {
         actions: [
           IconButton(
             icon: Icon(Icons.edit_outlined, size: 20, color: colors.onSurface.withValues(alpha: 0.6)),
-            onPressed: _showEditDialog,
+            onPressed: _navigateToEdit,
           ),
           const SizedBox(width: 4),
         ],
@@ -316,21 +252,35 @@ class _EpubDetailPageState extends State<EpubDetailPage> {
   Widget _buildLinkedBookCard(ColorScheme colors) {
     final linkedBookId = _book['book_id'] as String? ?? '';
     if (linkedBookId.isEmpty) {
-      return InkWell(
+      return GestureDetector(
         onTap: _navigateToLinkPage,
-        borderRadius: BorderRadius.circular(10),
         child: Container(
-          padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 12),
+          padding: const EdgeInsets.all(16),
           decoration: BoxDecoration(
-            color: colors.surfaceContainerHighest,
+            color: colors.surfaceContainerHigh,
             borderRadius: BorderRadius.circular(10),
+            border: Border.all(color: colors.outlineVariant, width: 0.5),
           ),
           child: Row(children: [
-            Icon(Icons.link_outlined, size: 18, color: colors.onSurface.withValues(alpha: 0.4)),
+            Container(
-            const SizedBox(width: 10),
+              width: 40, height: 40,
+              decoration: BoxDecoration(
+                color: colors.surface,
+                borderRadius: BorderRadius.circular(8),
+                border: Border.all(color: colors.outlineVariant, width: 0.5),
+              ),
+              child: Icon(Icons.link_outlined, size: 20, color: colors.onSurface.withValues(alpha: 0.6)),
+            ),
+            const SizedBox(width: 12),
             Expanded(
-              child: Text('选择关联书籍',
+              child: Column(
-                  style: TextStyle(fontSize: 14, color: colors.onSurface.withValues(alpha: 0.5))),
+                crossAxisAlignment: CrossAxisAlignment.start,
+                children: [
+                  Text('关联书籍', style: TextStyle(fontSize: 15, fontWeight: FontWeight.w600, color: colors.onSurface)),
+                  const SizedBox(height: 4),
+                  Text('点击选择要关联的书籍', style: TextStyle(fontSize: 13, color: colors.onSurface.withValues(alpha: 0.4))),
+                ],
+              ),
             ),
             Icon(Icons.chevron_right, size: 18, color: colors.onSurface.withValues(alpha: 0.25)),
           ]),
@@ -342,35 +292,97 @@ class _EpubDetailPageState extends State<EpubDetailPage> {
       future: _bookDao.getBookById(linkedBookId),
       builder: (context, snapshot) {
         final linkedTitle = snapshot.data?.title ?? '未知书籍';
-        return Container(
+        final linkedAuthor = snapshot.data?.authors.take(2).join(' / ') ?? '';
-          padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 10),
+        return GestureDetector(
-          decoration: BoxDecoration(
+          onTap: () => _showLinkedBookActions(colors, linkedTitle),
-            color: colors.surfaceContainerHighest,
+          child: Container(
-            borderRadius: BorderRadius.circular(10),
+            padding: const EdgeInsets.all(16),
-          ),
+            decoration: BoxDecoration(
-          child: Row(children: [
+              color: colors.surfaceContainerHigh,
-            Icon(Icons.link_outlined, size: 18, color: colors.primary),
+              borderRadius: BorderRadius.circular(10),
-            const SizedBox(width: 10),
+              border: Border.all(color: colors.outlineVariant, width: 0.5),
-            Expanded(
+            ),
-              child: Column(
+            child: Row(children: [
-                crossAxisAlignment: CrossAxisAlignment.start,
+              Container(
-                children: [
+                width: 40, height: 40,
-                  Text('已关联', style: TextStyle(fontSize: 11, color: colors.onSurface.withValues(alpha: 0.4))),
+                decoration: BoxDecoration(
-                  Text(linkedTitle, maxLines: 1, overflow: TextOverflow.ellipsis,
+                  color: colors.surface,
-                      style: TextStyle(fontSize: 14, fontWeight: FontWeight.w500, color: colors.onSurface)),
+                  borderRadius: BorderRadius.circular(8),
-                ],
+                  border: Border.all(color: colors.outlineVariant, width: 0.5),
+                ),
+                child: Icon(Icons.link, size: 20, color: colors.primary),
               ),
-            ),
+              const SizedBox(width: 12),
-            GestureDetector(
+              Expanded(
-              onTap: _unlinkBook,
+                child: Column(
-              child: Icon(Icons.close, size: 16, color: colors.onSurface.withValues(alpha: 0.35)),
+                  crossAxisAlignment: CrossAxisAlignment.start,
-            ),
+                  children: [
-          ]),
+                    Text(linkedTitle, maxLines: 1, overflow: TextOverflow.ellipsis,
+                        style: TextStyle(fontSize: 15, fontWeight: FontWeight.w600, color: colors.onSurface)),
+                    const SizedBox(height: 4),
+                    Text(
+                      linkedAuthor.isNotEmpty ? '已关联 · $linkedAuthor' : '已关联',
+                      style: TextStyle(fontSize: 13, color: colors.onSurface.withValues(alpha: 0.4)),
+                    ),
+                  ],
+                ),
+              ),
+              Icon(Icons.chevron_right, size: 18, color: colors.onSurface.withValues(alpha: 0.25)),
+            ]),
+          ),
         );
       },
     );
   }
 
+  void _showLinkedBookActions(ColorScheme colors, String title) {
+    showModalBottomSheet(
+      context: context,
+      backgroundColor: colors.surface,
+      shape: const RoundedRectangleBorder(borderRadius: BorderRadius.vertical(top: Radius.circular(16))),
+      builder: (ctx) => SafeArea(
+        child: Column(mainAxisSize: MainAxisSize.min, children: [
+          Container(width: 36, height: 4, margin: const EdgeInsets.only(top: 12, bottom: 16),
+              decoration: BoxDecoration(color: colors.onSurface.withValues(alpha: 0.15), borderRadius: BorderRadius.circular(2))),
+          Padding(
+            padding: const EdgeInsets.symmetric(horizontal: 20),
+            child: Align(alignment: Alignment.centerLeft,
+                child: Text(title, maxLines: 1, overflow: TextOverflow.ellipsis,
+                    style: TextStyle(fontSize: 16, fontWeight: FontWeight.w600, color: colors.onSurface))),
+          ),
+          const SizedBox(height: 12),
+          Divider(height: 0.5, color: colors.outlineVariant),
+          ListTile(
+            contentPadding: const EdgeInsets.symmetric(horizontal: 20),
+            leading: Container(width: 36, height: 36,
+                decoration: BoxDecoration(color: colors.surfaceContainerHighest, borderRadius: BorderRadius.circular(10)),
+                child: Icon(Icons.menu_book_outlined, size: 18, color: colors.onSurface.withValues(alpha: 0.6))),
+            title: Text('查看书籍详情', style: TextStyle(fontSize: 13, color: colors.onSurface)),
+            onTap: () async {
+              Navigator.pop(ctx);
+              final bookId = _book['book_id'] as String? ?? '';
+              if (bookId.isEmpty) return;
+              final book = await _bookDao.getBookById(bookId);
+              if (book != null && mounted) {
+                Navigator.push(context, MaterialPageRoute(builder: (_) => BookDetailPage(book: book)));
+              }
+            },
+          ),
+          Divider(height: 0.5, indent: 20, endIndent: 20, color: colors.outlineVariant),
+          ListTile(
+            contentPadding: const EdgeInsets.symmetric(horizontal: 20),
+            leading: Container(width: 36, height: 36,
+                decoration: BoxDecoration(color: colors.surfaceContainerHighest, borderRadius: BorderRadius.circular(10)),
+                child: Icon(Icons.link_off, size: 18, color: colors.error)),
+            title: Text('取消关联', style: TextStyle(fontSize: 13, color: colors.error)),
+            onTap: () { Navigator.pop(ctx); _unlinkBook(); },
+          ),
+          const SizedBox(height: 8),
+        ]),
+      ),
+    );
+  }
+
   Future<void> _navigateToLinkPage() async {
     final linked = await Navigator.push<bool>(
       context,

lib/pages/epub_reader/epub_edit_page.dart

@@ -0,0 +1,338 @@
+import 'dart:io';
+
+import 'package:flutter/material.dart';
+import 'package:image_picker/image_picker.dart';
+import 'package:path/path.dart' as p;
+import 'package:path_provider/path_provider.dart';
+
+import '../../utils/epub/reader_dao.dart';
+import '../../widgets/text_input_panel.dart';
+
+/// EPUB 书籍编辑页
+class EpubEditPage extends StatefulWidget {
+  final String bookId;
+  final Map<String, dynamic> book;
+
+  const EpubEditPage({
+    super.key,
+    required this.bookId,
+    required this.book,
+  });
+
+  @override
+  State<EpubEditPage> createState() => _EpubEditPageState();
+}
+
+class _EpubEditPageState extends State<EpubEditPage> {
+  final ReaderDao _dao = ReaderDao();
+
+  late TextEditingController _titleCtrl;
+  late TextEditingController _authorCtrl;
+
+  @override
+  void initState() {
+    super.initState();
+    _titleCtrl = TextEditingController(text: widget.book['title'] as String? ?? '');
+    _authorCtrl = TextEditingController(text: widget.book['author'] as String? ?? '');
+  }
+
+  @override
+  void dispose() {
+    _titleCtrl.dispose();
+    _authorCtrl.dispose();
+    super.dispose();
+  }
+
+  Future<void> _save() async {
+    final newTitle = _titleCtrl.text.trim();
+    if (newTitle.isEmpty) return;
+    await _dao.updateReaderBook(widget.bookId, {
+      'title': newTitle,
+      'author': _authorCtrl.text.trim(),
+      'updated_at': DateTime.now().toIso8601String(),
+    });
+    if (mounted) Navigator.pop(context, true);
+  }
+
+  Future<void> _pickCover() async {
+    final picker = ImagePicker();
+    final picked = await picker.pickImage(source: ImageSource.gallery, imageQuality: 85);
+    if (picked == null || !mounted) return;
+
+    final appDir = await getApplicationDocumentsDirectory();
+    final bookDir = Directory(p.join(appDir.path, 'epub_books', widget.bookId));
+    if (!await bookDir.exists()) await bookDir.create(recursive: true);
+
+    final existing = bookDir.listSync().whereType<File>().where((f) {
+      final name = p.basenameWithoutExtension(f.path);
+      return name.startsWith('cover_') && RegExp(r'^cover_\d+$').hasMatch(name);
+    }).toList();
+    int nextIndex = 1;
+    if (existing.isNotEmpty) {
+      final indices = existing.map((f) {
+        return int.tryParse(p.basenameWithoutExtension(f.path).substring(6)) ?? 0;
+      }).toList();
+      indices.sort();
+      nextIndex = indices.last + 1;
+    }
+
+    final ext = p.extension(picked.path).toLowerCase();
+    final destPath = p.join(bookDir.path, 'cover_$nextIndex$ext');
+    await File(picked.path).copy(destPath);
+
+    await _dao.updateReaderBook(widget.bookId, {
+      'cover_path': destPath,
+      'updated_at': DateTime.now().toIso8601String(),
+    });
+    if (mounted) Navigator.pop(context, true);
+  }
+
+  Future<void> _revertCover() async {
+    final appDir = await getApplicationDocumentsDirectory();
+    final bookDir = Directory(p.join(appDir.path, 'epub_books', widget.bookId));
+
+    final existing = bookDir.listSync().whereType<File>().where((f) {
+      final name = p.basenameWithoutExtension(f.path);
+      return name.startsWith('cover_') && RegExp(r'^cover_\d+$').hasMatch(name);
+    }).toList();
+
+    if (existing.isEmpty) return;
+
+    existing.sort((a, b) {
+      final ia = int.tryParse(p.basenameWithoutExtension(a.path).substring(6)) ?? 0;
+      final ib = int.tryParse(p.basenameWithoutExtension(b.path).substring(6)) ?? 0;
+      return ia.compareTo(ib);
+    });
+    final currentMax = existing.last;
+    final currentIndex = int.tryParse(p.basenameWithoutExtension(currentMax.path).substring(6)) ?? 0;
+    await currentMax.delete();
+
+    if (currentIndex <= 1) {
+      final coverFile = bookDir.listSync().whereType<File>().where((f) {
+        final name = p.basenameWithoutExtension(f.path);
+        return name == 'cover';
+      }).firstOrNull;
+      await _dao.updateReaderBook(widget.bookId, {
+        'cover_path': coverFile?.path ?? '',
+        'updated_at': DateTime.now().toIso8601String(),
+      });
+    } else {
+      final prev = existing.where((f) {
+        final idx = int.tryParse(p.basenameWithoutExtension(f.path).substring(6)) ?? 0;
+        return idx == currentIndex - 1;
+      }).firstOrNull;
+      await _dao.updateReaderBook(widget.bookId, {
+        'cover_path': prev?.path ?? '',
+        'updated_at': DateTime.now().toIso8601String(),
+      });
+    }
+    if (mounted) Navigator.pop(context, true);
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final colors = Theme.of(context).colorScheme;
+    final coverPath = widget.book['cover_path'] as String?;
+
+    return Scaffold(
+      backgroundColor: colors.surface,
+      appBar: AppBar(
+        backgroundColor: colors.surface,
+        elevation: 0,
+        title: Text('编辑书籍信息',
+            style: TextStyle(fontSize: 17, fontWeight: FontWeight.w600, color: colors.onSurface)),
+        leading: IconButton(
+          icon: Icon(Icons.close, size: 20, color: colors.onSurface.withValues(alpha: 0.6)),
+          onPressed: () => Navigator.pop(context),
+        ),
+        actions: [
+          TextButton(
+            onPressed: _save,
+            child: Text('保存', style: TextStyle(fontSize: 14, fontWeight: FontWeight.w600, color: colors.primary)),
+          ),
+          const SizedBox(width: 4),
+        ],
+      ),
+      body: ListView(
+        padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 16),
+        children: [
+          // 封面选择
+          Center(child: _buildCoverPicker(coverPath, colors)),
+          const SizedBox(height: 24),
+          // 信息卡片
+          Wrap(
+            spacing: 12,
+            runSpacing: 12,
+            children: [
+              SizedBox(
+                width: (MediaQuery.of(context).size.width - 52) / 2,
+                height: 90,
+                child: _buildInfoCard(
+                  label: '标题',
+                  value: _titleCtrl.text,
+                  required: true,
+                  icon: Icons.auto_stories_outlined,
+                  onTap: () async {
+                    final result = await TextInputPanel.show(
+                      context: context,
+                      title: '书名',
+                      initialValue: _titleCtrl.text,
+                      hint: '请输入书名',
+                    );
+                    if (result != null) setState(() => _titleCtrl.text = result);
+                  },
+                  colors: colors,
+                ),
+              ),
+              SizedBox(
+                width: (MediaQuery.of(context).size.width - 52) / 2,
+                height: 90,
+                child: _buildInfoCard(
+                  label: '作者',
+                  value: _authorCtrl.text,
+                  icon: Icons.person_outline,
+                  onTap: () async {
+                    final result = await TextInputPanel.show(
+                      context: context,
+                      title: '作者',
+                      initialValue: _authorCtrl.text,
+                      hint: '请输入作者',
+                    );
+                    if (result != null) setState(() => _authorCtrl.text = result);
+                  },
+                  colors: colors,
+                ),
+              ),
+            ],
+          ),
+          const SizedBox(height: 24),
+          // 封面操作
+          Text('封面操作',
+              style: TextStyle(fontSize: 11, fontWeight: FontWeight.w600,
+                  color: colors.onSurface.withValues(alpha: 0.4))),
+          const SizedBox(height: 10),
+          Row(children: [
+            Expanded(child: _buildActionCard(
+              icon: Icons.add_photo_alternate_outlined, title: '更换封面', subtitle: '从相册选择',
+              color: colors.primary,
+              onTap: _pickCover,
+            )),
+            const SizedBox(width: 10),
+            Expanded(child: _buildActionCard(
+              icon: Icons.undo, title: '恢复上次', subtitle: '回退到上一个封面',
+              color: colors.onSurface.withValues(alpha: 0.5),
+              onTap: _revertCover,
+            )),
+          ]),
+        ],
+      ),
+    );
+  }
+
+  // ─── 构建组件 ────────────────────────────────────────────────
+
+  Widget _buildCoverPicker(String? coverPath, ColorScheme colors) {
+    return GestureDetector(
+      onTap: _pickCover,
+      child: Container(
+        width: 110, height: 154,
+        decoration: BoxDecoration(
+          color: colors.surfaceContainerHighest,
+          borderRadius: BorderRadius.circular(8),
+          border: Border.all(color: colors.outlineVariant, width: 0.5),
+        ),
+        clipBehavior: Clip.antiAlias,
+        child: coverPath != null && coverPath.isNotEmpty && File(coverPath).existsSync()
+            ? Image.file(File(coverPath), fit: BoxFit.cover)
+            : Column(
+                mainAxisAlignment: MainAxisAlignment.center,
+                children: [
+                  Icon(Icons.add_photo_alternate_outlined, size: 28,
+                      color: colors.onSurface.withValues(alpha: 0.25)),
+                  const SizedBox(height: 6),
+                  Text('点击更换',
+                      style: TextStyle(fontSize: 11, color: colors.onSurface.withValues(alpha: 0.3))),
+                ],
+              ),
+      ),
+    );
+  }
+
+  Widget _buildInfoCard({
+    required String label, required String value, required IconData icon,
+    required VoidCallback onTap, required ColorScheme colors,
+    bool required = false,
+  }) {
+    return GestureDetector(
+      onTap: onTap,
+      child: Container(
+        padding: const EdgeInsets.all(12),
+        decoration: BoxDecoration(
+          color: colors.surfaceContainerHigh,
+          borderRadius: BorderRadius.circular(10),
+          border: Border.all(color: colors.outlineVariant, width: 0.5),
+        ),
+        child: Column(
+          crossAxisAlignment: CrossAxisAlignment.start,
+          children: [
+            Row(children: [
+              Icon(icon, size: 14, color: colors.onSurface.withValues(alpha: 0.4)),
+              const SizedBox(width: 6),
+              Text(label, style: TextStyle(fontSize: 11, color: colors.onSurface.withValues(alpha: 0.4))),
+              if (required)
+                Text(' *', style: TextStyle(fontSize: 11, color: colors.error)),
+            ]),
+            const Spacer(),
+            Text(
+              value.isEmpty ? '未设置' : value,
+              maxLines: 2,
+              overflow: TextOverflow.ellipsis,
+              style: TextStyle(
+                fontSize: 14, fontWeight: FontWeight.w500,
+                color: value.isEmpty ? colors.onSurface.withValues(alpha: 0.2) : colors.onSurface,
+              ),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+
+  Widget _buildActionCard({
+    required IconData icon, required String title, required String subtitle,
+    required Color color, required VoidCallback onTap,
+  }) {
+    final colors = Theme.of(context).colorScheme;
+    return GestureDetector(
+      onTap: onTap,
+      child: Container(
+        padding: const EdgeInsets.all(14),
+        decoration: BoxDecoration(
+          color: colors.surfaceContainerHigh,
+          borderRadius: BorderRadius.circular(10),
+          border: Border.all(color: colors.outlineVariant, width: 0.5),
+        ),
+        child: Row(children: [
+          Container(
+            width: 36, height: 36,
+            decoration: BoxDecoration(
+              color: colors.surface,
+              borderRadius: BorderRadius.circular(8),
+              border: Border.all(color: colors.outlineVariant, width: 0.5),
+            ),
+            child: Icon(icon, size: 18, color: color),
+          ),
+          const SizedBox(width: 10),
+          Expanded(child: Column(
+            crossAxisAlignment: CrossAxisAlignment.start,
+            children: [
+              Text(title, style: TextStyle(fontSize: 13, fontWeight: FontWeight.w500, color: colors.onSurface)),
+              const SizedBox(height: 2),
+              Text(subtitle, style: TextStyle(fontSize: 11, color: colors.onSurface.withValues(alpha: 0.4))),
+            ],
+          )),
+        ]),
+      ),
+    );
+  }
+}

lib/pages/epub_reader/epub_library_page.dart

@@ -1,3 +1,4 @@
+import 'dart:io';
 import 'package:flutter/material.dart';
 import 'package:file_picker/file_picker.dart';
 import '../../utils/epub/reader_dao.dart';
@@ -48,6 +49,14 @@ class _EpubLibraryPageState extends State<EpubLibraryPage> {
     if (result == null || result.files.isEmpty) return;
     final path = result.files.single.path;
     if (path == null) return;
+    if (!path.toLowerCase().endsWith('.epub')) {
+      if (mounted) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          const SnackBar(content: Text('仅支持导入 .epub 格式的文件')),
+        );
+      }
+      return;
+    }
 
     if (!mounted) return;
     showDialog(
@@ -210,29 +219,123 @@ class _EpubLibraryPageState extends State<EpubLibraryPage> {
   }
 
   Widget _buildGrid(ColorScheme colors) {
-    final bool isRelaxed = _viewMode == ViewMode.relaxed;
+    final bool showList = _viewMode == ViewMode.compact;
-    final maxExtent = isRelaxed ? 180.0 : 120.0;
-    final aspectRatio = isRelaxed ? 0.55 : 0.68;
-    final spacing = isRelaxed ? 16.0 : 8.0;
 
+    if (showList) {
+      return _buildListView(colors);
+    }
+    return _buildGridView(colors);
+  }
+
+  Widget _buildGridView(ColorScheme colors) {
     return GridView.builder(
       padding: const EdgeInsets.fromLTRB(16, 16, 16, 100),
-      gridDelegate: SliverGridDelegateWithMaxCrossAxisExtent(
+      gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
-        maxCrossAxisExtent: maxExtent,
+        crossAxisCount: 3,
-        childAspectRatio: aspectRatio,
+        crossAxisSpacing: 12,
-        crossAxisSpacing: spacing,
+        mainAxisSpacing: 16,
-        mainAxisSpacing: spacing,
+        childAspectRatio: 0.55,
       ),
       itemCount: _books.length,
       itemBuilder: (context, index) {
         final book = _books[index];
         return BookGridItem(
           book: book,
-          viewMode: _viewMode,
+          viewMode: ViewMode.relaxed,
           onTap: () => _openBook(book),
           onLongPress: () => _deleteBook(book),
         );
       },
     );
   }
+
+  Widget _buildListView(ColorScheme colors) {
+    return ListView.builder(
+      padding: const EdgeInsets.fromLTRB(16, 8, 16, 100),
+      itemCount: _books.length,
+      itemBuilder: (context, index) {
+        final book = _books[index];
+        final title = book['title'] as String? ?? '';
+        final author = book['author'] as String? ?? '';
+        final coverPath = book['cover_path'] as String?;
+        final progress = (book['reading_percentage'] as num?)?.toDouble() ?? 0.0;
+
+        return GestureDetector(
+          onTap: () => _openBook(book),
+          onLongPress: () => _deleteBook(book),
+          child: Container(
+            margin: const EdgeInsets.only(bottom: 12),
+            padding: const EdgeInsets.all(12),
+            decoration: BoxDecoration(
+              color: colors.surfaceContainerHigh,
+              borderRadius: BorderRadius.circular(10),
+              border: Border.all(color: colors.outlineVariant, width: 0.5),
+            ),
+            child: Row(
+              children: [
+                // 封面
+                SizedBox(
+                  width: 56, height: 80,
+                  child: _buildCover(coverPath, colors),
+                ),
+                const SizedBox(width: 14),
+                // 信息
+                Expanded(
+                  child: Column(
+                    crossAxisAlignment: CrossAxisAlignment.start,
+                    children: [
+                      Text(title, maxLines: 1, overflow: TextOverflow.ellipsis,
+                          style: TextStyle(fontSize: 15, fontWeight: FontWeight.w600, color: colors.onSurface)),
+                      if (author.isNotEmpty) ...[
+                        const SizedBox(height: 4),
+                        Text(author, maxLines: 1, overflow: TextOverflow.ellipsis,
+                            style: TextStyle(fontSize: 13, color: colors.onSurface.withValues(alpha: 0.5))),
+                      ],
+                      const SizedBox(height: 8),
+                      // 标签
+                      Wrap(spacing: 6, runSpacing: 4, children: [
+                        _buildTag('EPUB', colors),
+                        if (progress > 0) _buildTag('${(progress * 100).toInt()}%', colors),
+                      ]),
+                    ],
+                  ),
+                ),
+                Icon(Icons.chevron_right, size: 18, color: colors.onSurface.withValues(alpha: 0.25)),
+              ],
+            ),
+          ),
+        );
+      },
+    );
+  }
+
+  Widget _buildCover(String? path, ColorScheme colors) {
+    if (path != null && path.isNotEmpty && File(path).existsSync()) {
+      return ClipRRect(
+        borderRadius: BorderRadius.circular(6),
+        child: Image.file(File(path), fit: BoxFit.cover,
+            width: double.infinity, height: double.infinity),
+      );
+    }
+    return Container(
+      decoration: BoxDecoration(
+        color: colors.surfaceContainerHighest,
+        borderRadius: BorderRadius.circular(6),
+      ),
+      child: Icon(Icons.auto_stories_outlined, size: 24,
+          color: colors.onSurface.withValues(alpha: 0.25)),
+    );
+  }
+
+  Widget _buildTag(String label, ColorScheme colors) {
+    return Container(
+      padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
+      decoration: BoxDecoration(
+        color: colors.surfaceContainerHighest,
+        borderRadius: BorderRadius.circular(4),
+      ),
+      child: Text(label,
+          style: TextStyle(fontSize: 10, color: colors.onSurface.withValues(alpha: 0.5))),
+    );
+  }
 }

lib/pages/epub_reader/reader_screen.dart

@@ -129,6 +129,9 @@ class _ReaderScreenState extends State<ReaderScreen>
   bool styleDrawerOpen = false;
   AppLifecycleState? lastLifecycleState = AppLifecycleState.resumed;
 
+  // 书签
+  final List<Map<String, dynamic>> _bookmarks = [];
+
   // Services
   final EpubStreamService _streamService = EpubStreamService();
   final ReaderDao _readerDao = ReaderDao();
@@ -311,6 +314,7 @@ class _ReaderScreenState extends State<ReaderScreen>
           currentSpineItemIndex = bookSession.initialChapterIndex;
         });
         updateProgressDebounced();
+        _loadBookmarks();
       }
     } catch (e) {
       if (mounted) {
@@ -322,6 +326,84 @@ class _ReaderScreenState extends State<ReaderScreen>
     }
   }
 
+  // ─── 书签 ──────────────────────────────────────────────────────
+
+  Future<void> _loadBookmarks() async {
+    final list = await _readerDao.getBookmarksByBookId(widget.bookId);
+    if (mounted) setState(() => _bookmarks..clear()..addAll(list));
+  }
+
+  bool get _currentPageHasBookmark {
+    final cfi = '$currentSpineItemIndex:${(currentPageInChapter / (totalPagesInChapter > 0 ? totalPagesInChapter : 1)).toStringAsFixed(4)}';
+    return _bookmarks.any((bm) => (bm['cfi'] as String? ?? '') == cfi);
+  }
+
+  Future<void> _toggleBookmark() async {
+    // 检查当前页是否已有书签
+    final cfi = '$currentSpineItemIndex:${(currentPageInChapter / (totalPagesInChapter > 0 ? totalPagesInChapter : 1)).toStringAsFixed(4)}';
+    final existing = _bookmarks.where((bm) => (bm['cfi'] as String? ?? '') == cfi).firstOrNull;
+
+    if (existing != null) {
+      // 删除已有书签
+      await _readerDao.deleteBookmark(existing['id'] as int);
+      if (mounted) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          const SnackBar(content: Text('已移除书签'), duration: Duration(seconds: 1)),
+        );
+      }
+    } else {
+      // 添加书签
+      final chapterTitle = bookSession.spine.isNotEmpty &&
+              currentSpineItemIndex < bookSession.spine.length
+          ? bookSession.spine[currentSpineItemIndex].href
+          : '';
+      // 尝试从 TOC 找更友好的标题
+      String title = chapterTitle;
+      for (final toc in bookSession.toc) {
+        if (toc.spineIndex == currentSpineItemIndex) {
+          title = toc.label;
+          break;
+        }
+      }
+
+      await _readerDao.insertBookmark({
+        'book_id': widget.bookId,
+        'content': title,
+        'cfi': cfi,
+        'chapter': currentSpineItemIndex.toString(),
+        'created_at': DateTime.now().toIso8601String(),
+        'updated_at': DateTime.now().toIso8601String(),
+      });
+      if (mounted) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          const SnackBar(content: Text('已添加书签'), duration: Duration(seconds: 1)),
+        );
+      }
+    }
+    await _loadBookmarks();
+  }
+
+  void _jumpToBookmark(Map<String, dynamic> bookmark) {
+    final cfi = bookmark['cfi'] as String? ?? '';
+    if (cfi.isEmpty) return;
+    final parts = cfi.split(':');
+    if (parts.isEmpty) return;
+    final chapterIndex = int.tryParse(parts[0]) ?? 0;
+    final scrollRatio = parts.length >= 2 ? (double.tryParse(parts[1]) ?? 0.0) : 0.0;
+
+    if (chapterIndex >= 0 && chapterIndex < bookSession.spine.length) {
+      setState(() {
+        currentSpineItemIndex = chapterIndex;
+      });
+      loadCarousel(restoreScrollRatio: scrollRatio);
+    }
+  }
+
+  Future<void> _deleteBookmark(int id) async {
+    await _readerDao.deleteBookmark(id);
+    await _loadBookmarks();
+  }
+
   void toggleControls() {
     if (showControls) {
       hideBottomNavigationBar();
@@ -399,6 +481,9 @@ class _ReaderScreenState extends State<ReaderScreen>
                 onTocItemSelected: navigateToTocItem,
                 onCoverTap: navigateToFirstTocItemFirstPage,
                 themeData: themeData,
+                bookmarks: _bookmarks,
+                onBookmarkTap: _jumpToBookmark,
+                onBookmarkDelete: _deleteBookmark,
               ),
               onDrawerChanged: (isOpened) {
                 tocDrawerOpen = isOpened;
@@ -530,6 +615,28 @@ class _ReaderScreenState extends State<ReaderScreen>
                         readerSettings.save();
                         updateWebViewTheme();
                       },
+                      themeIndex: readerSettings.themeIndex,
+                      customBgColor: readerSettings.customBgColor,
+                      customTextColor: readerSettings.customTextColor,
+                      onThemeIndexChanged: (index) {
+                        setState(() {
+                          readerSettings = readerSettings.copyWith(themeIndex: index);
+                        });
+                        readerSettings.save();
+                        updateWebViewTheme();
+                      },
+                      onCustomColorChanged: (bgColor, textColor) {
+                        setState(() {
+                          readerSettings = readerSettings.copyWith(
+                            customBgColor: bgColor,
+                            customTextColor: textColor,
+                          );
+                        });
+                        readerSettings.save();
+                        updateWebViewTheme();
+                      },
+                      currentPageHasBookmark: _currentPageHasBookmark,
+                      onBookmarkToggle: _toggleBookmark,
                     ),
                   ],
                 ),

lib/pages/epub_reader/reader_style_sheet.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import '../../utils/epub/epub_theme.dart';
 import 'widgets/integer_stepper.dart';
 import 'widgets/reader_scale_slider.dart';
 
@@ -18,6 +19,11 @@ class ReaderStyleSheet extends StatefulWidget {
   final ValueChanged<double> onMarginLeftChanged;
   final ValueChanged<double> onMarginRightChanged;
   final ValueChanged<double> onFontSizeChanged;
+  final int themeIndex;
+  final int customBgColor;
+  final int customTextColor;
+  final ValueChanged<int> onThemeIndexChanged;
+  final void Function(int bgColor, int textColor) onCustomColorChanged;
 
   const ReaderStyleSheet({
     super.key,
@@ -33,6 +39,11 @@ class ReaderStyleSheet extends StatefulWidget {
     required this.onMarginLeftChanged,
     required this.onMarginRightChanged,
     required this.onFontSizeChanged,
+    required this.themeIndex,
+    required this.customBgColor,
+    required this.customTextColor,
+    required this.onThemeIndexChanged,
+    required this.onCustomColorChanged,
   });
 
   @override
@@ -46,6 +57,9 @@ class _ReaderStyleSheetState extends State<ReaderStyleSheet> {
   late int _leftMargin;
   late int _rightMargin;
   late double _fontSize;
+  late int _themeIndex;
+  late int _customBgColor;
+  late int _customTextColor;
 
   static const int _marginMin = 0;
   static const int _marginMax = 64;
@@ -62,6 +76,9 @@ class _ReaderStyleSheetState extends State<ReaderStyleSheet> {
     _leftMargin = widget.marginLeft.toInt();
     _rightMargin = widget.marginRight.toInt();
     _fontSize = widget.fontSize;
+    _themeIndex = widget.themeIndex;
+    _customBgColor = widget.customBgColor;
+    _customTextColor = widget.customTextColor;
   }
 
   @override
@@ -257,6 +274,13 @@ class _ReaderStyleSheetState extends State<ReaderStyleSheet> {
                     ),
                   ],
                 ),
+
+                const SizedBox(height: 24),
+
+                // -- 阅读主题 --
+                const _SectionTitle(label: '阅读主题'),
+                const SizedBox(height: 10),
+                _buildThemePresets(colorScheme),
               ],
             ),
           ),
@@ -264,6 +288,223 @@ class _ReaderStyleSheetState extends State<ReaderStyleSheet> {
       },
     );
   }
+
+  Widget _buildThemePresets(ColorScheme colorScheme) {
+    final presets = ReaderThemePresets.presets;
+    return SizedBox(
+      height: 56,
+      child: ListView.separated(
+        scrollDirection: Axis.horizontal,
+        itemCount: presets.length + 1, // +1 for custom
+        separatorBuilder: (_, __) => const SizedBox(width: 12),
+        itemBuilder: (ctx, i) {
+          final isSelected = _themeIndex == i;
+          final borderColor = isSelected
+              ? colorScheme.primary
+              : colorScheme.outlineVariant;
+          if (i < presets.length) {
+            final preset = presets[i];
+            return GestureDetector(
+              onTap: () {
+                setState(() => _themeIndex = i);
+                widget.onThemeIndexChanged(i);
+              },
+              child: AnimatedContainer(
+                duration: const Duration(milliseconds: 200),
+                width: 56,
+                height: 56,
+                decoration: BoxDecoration(
+                  color: i == 0
+                      ? colorScheme.surfaceContainerHighest
+                      : preset.surface,
+                  borderRadius: BorderRadius.circular(28),
+                  border: Border.all(
+                    color: borderColor,
+                    width: isSelected ? 2.5 : 1,
+                  ),
+                ),
+                child: Center(
+                  child: isSelected
+                      ? Icon(
+                          Icons.check,
+                          size: 20,
+                          color: i == 0
+                              ? colorScheme.onSurface
+                              : preset.onSurface,
+                        )
+                      : i == 0
+                          ? Icon(
+                              Icons.phone_android,
+                              size: 18,
+                              color: colorScheme.onSurfaceVariant,
+                            )
+                          : Container(
+                              width: 16,
+                              height: 16,
+                              decoration: BoxDecoration(
+                                color: preset.onSurface,
+                                borderRadius: BorderRadius.circular(8),
+                              ),
+                            ),
+                ),
+              ),
+            );
+          }
+          // Custom color chip
+          return GestureDetector(
+            onTap: () => _showCustomColorPicker(ctx),
+            child: AnimatedContainer(
+              duration: const Duration(milliseconds: 200),
+              width: 56,
+              height: 56,
+              decoration: BoxDecoration(
+                color: Color(_customBgColor),
+                borderRadius: BorderRadius.circular(28),
+                border: Border.all(
+                  color: borderColor,
+                  width: isSelected ? 2.5 : 1,
+                ),
+              ),
+              child: Center(
+                child: isSelected
+                    ? Icon(Icons.check, size: 20, color: Color(_customTextColor))
+                    : Icon(Icons.palette_outlined, size: 18, color: Color(_customTextColor)),
+              ),
+            ),
+          );
+        },
+      ),
+    );
+  }
+
+  void _showCustomColorPicker(BuildContext context) {
+    final cs = Theme.of(context).colorScheme;
+    Color bgColor = Color(_customBgColor);
+    Color textColor = Color(_customTextColor);
+
+    showDialog(
+      context: context,
+      builder: (ctx) {
+        return StatefulBuilder(
+          builder: (ctx, setDialogState) {
+            return AlertDialog(
+              backgroundColor: cs.surface,
+              shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
+              title: Text('自定义颜色', style: TextStyle(fontSize: 16, fontWeight: FontWeight.w600, color: cs.onSurface)),
+              content: Column(
+                mainAxisSize: MainAxisSize.min,
+                children: [
+                  // Preview
+                  Container(
+                    width: double.infinity,
+                    height: 64,
+                    decoration: BoxDecoration(
+                      color: bgColor,
+                      borderRadius: BorderRadius.circular(12),
+                      border: Border.all(color: cs.outlineVariant, width: 0.5),
+                    ),
+                    child: Center(
+                      child: Text('预览文字 Aa 字体',
+                          style: TextStyle(color: textColor, fontSize: 16)),
+                    ),
+                  ),
+                  const SizedBox(height: 20),
+                  // Background color
+                  _buildColorRow(
+                    label: '背景色',
+                    color: bgColor,
+                    onChanged: (c) => setDialogState(() => bgColor = c),
+                    cs: cs,
+                  ),
+                  const SizedBox(height: 12),
+                  // Text color
+                  _buildColorRow(
+                    label: '文字色',
+                    color: textColor,
+                    onChanged: (c) => setDialogState(() => textColor = c),
+                    cs: cs,
+                  ),
+                ],
+              ),
+              actions: [
+                TextButton(
+                  onPressed: () => Navigator.pop(ctx),
+                  child: Text('取消', style: TextStyle(color: cs.onSurfaceVariant)),
+                ),
+                TextButton(
+                  onPressed: () {
+                    setState(() {
+                      _customBgColor = bgColor.value;
+                      _customTextColor = textColor.value;
+                      _themeIndex = 9;
+                    });
+                    widget.onCustomColorChanged(bgColor.value, textColor.value);
+                    widget.onThemeIndexChanged(9);
+                    Navigator.pop(ctx);
+                  },
+                  child: Text('确定', style: TextStyle(fontWeight: FontWeight.w600, color: cs.primary)),
+                ),
+              ],
+            );
+          },
+        );
+      },
+    );
+  }
+
+  Widget _buildColorRow({
+    required String label,
+    required Color color,
+    required ValueChanged<Color> onChanged,
+    required ColorScheme cs,
+  }) {
+    return Row(
+      children: [
+        Text(label, style: TextStyle(fontSize: 13, color: cs.onSurfaceVariant)),
+        const Spacer(),
+        // Preset color chips
+        ..._presetColors.map((c) {
+          final selected = c.$2 == color;
+          return GestureDetector(
+            onTap: () => onChanged(c.$2),
+            child: Container(
+              width: 28,
+              height: 28,
+              margin: const EdgeInsets.only(left: 6),
+              decoration: BoxDecoration(
+                color: c.$2,
+                borderRadius: BorderRadius.circular(14),
+                border: Border.all(
+                  color: selected ? cs.primary : cs.outlineVariant,
+                  width: selected ? 2 : 1,
+                ),
+              ),
+              child: selected
+                  ? Icon(Icons.check, size: 14,
+                      color: ThemeData.estimateBrightnessForColor(c.$2) == Brightness.dark
+                          ? Colors.white : Colors.black)
+                  : null,
+            ),
+          );
+        }),
+      ],
+    );
+  }
+
+  static const _presetColors = [
+    ('白色', Color(0xFFFFFFFF)),
+    ('浅灰', Color(0xFFF5F5F5)),
+    ('护眼', Color(0xFFF4ECD8)),
+    ('抹茶', Color(0xFFF6FBF5)),
+    ('樱花', Color(0xFFFFF8F8)),
+    ('浅蓝', Color(0xFFF0F4FF)),
+    ('深灰', Color(0xFF333333)),
+    ('深褐', Color(0xFF2C2418)),
+    ('深蓝', Color(0xFF1A2A3A)),
+    ('深绿', Color(0xFF1A2E1A)),
+    ('黑色', Color(0xFF1A1A1A)),
+    ('深红', Color(0xFF3A1A1A)),
+  ];
 }
 
 /// Section title (equivalent to lumina's SettingsSectionTitle)

lib/pages/epub_reader/toc_drawer.dart

@@ -29,6 +29,11 @@ class TocDrawer extends StatefulWidget {
   final VoidCallback? onCoverTap;
   final ThemeData themeData;
 
+  // 书签相关
+  final List<Map<String, dynamic>> bookmarks;
+  final void Function(Map<String, dynamic> bookmark)? onBookmarkTap;
+  final void Function(int bookmarkId)? onBookmarkDelete;
+
   const TocDrawer({
     super.key,
     required this.bookTitle,
@@ -40,20 +45,25 @@ class TocDrawer extends StatefulWidget {
     required this.onTocItemSelected,
     this.onCoverTap,
     required this.themeData,
+    this.bookmarks = const [],
+    this.onBookmarkTap,
+    this.onBookmarkDelete,
   });
 
   @override
   State<TocDrawer> createState() => _TocDrawerState();
 }
 
-class _TocDrawerState extends State<TocDrawer> {
+class _TocDrawerState extends State<TocDrawer> with SingleTickerProviderStateMixin {
-  final ScrollController _scrollController = ScrollController();
+  final ScrollController _tocScrollController = ScrollController();
   final Set<TocEntry> _expandedItems = {};
   List<_TocRowItem> _visibleItems = [];
+  late TabController _tabController;
 
   @override
   void initState() {
     super.initState();
+    _tabController = TabController(length: 2, vsync: this);
     _initExpansionState();
     _regenerateVisibleItems();
 
@@ -80,7 +90,8 @@ class _TocDrawerState extends State<TocDrawer> {
 
   @override
   void dispose() {
-    _scrollController.dispose();
+    _tocScrollController.dispose();
+    _tabController.dispose();
     super.dispose();
   }
 
@@ -161,10 +172,10 @@ class _TocDrawerState extends State<TocDrawer> {
       (row) => widget.activeTocItems.contains(row.item),
     );
 
-    if (index != -1 && _scrollController.hasClients) {
+    if (index != -1 && _tocScrollController.hasClients) {
       final offset = (index * 56.0) - (56.0 * 4);
-      _scrollController.jumpTo(
+      _tocScrollController.jumpTo(
-        offset.clamp(0.0, _scrollController.position.maxScrollExtent),
+        offset.clamp(0.0, _tocScrollController.position.maxScrollExtent),
       );
     }
   }
@@ -172,6 +183,7 @@ class _TocDrawerState extends State<TocDrawer> {
   @override
   Widget build(BuildContext context) {
     final isDark = widget.themeData.brightness == Brightness.dark;
+    final colors = widget.themeData.colorScheme;
 
     return Drawer(
       backgroundColor: widget.themeData.scaffoldBackgroundColor,
@@ -179,19 +191,36 @@ class _TocDrawerState extends State<TocDrawer> {
         child: Column(
           children: [
             _buildHeader(context, isDark),
+            // Tab bar
+            Container(
+              decoration: BoxDecoration(
+                border: Border(
+                  bottom: BorderSide(color: colors.outlineVariant, width: 0.5),
+                ),
+              ),
+              child: TabBar(
+                controller: _tabController,
+                labelColor: colors.onSurface,
+                unselectedLabelColor: colors.onSurfaceVariant,
+                labelStyle: const TextStyle(fontSize: 14, fontWeight: FontWeight.w600),
+                unselectedLabelStyle: const TextStyle(fontSize: 14, fontWeight: FontWeight.w400),
+                indicatorColor: colors.onSurface,
+                indicatorSize: TabBarIndicatorSize.label,
+                indicatorWeight: 2,
+                dividerColor: Colors.transparent,
+                tabs: const [
+                  Tab(text: '目录'),
+                  Tab(text: '书签'),
+                ],
+              ),
+            ),
             Expanded(
-              child: ListView.builder(
+              child: TabBarView(
-                controller: _scrollController,
+                controller: _tabController,
-                itemCount: _visibleItems.length + 1,
+                children: [
-                itemExtent: 56.0,
+                  _buildTocTab(context, isDark),
-                itemBuilder: (context, index) {
+                  _buildBookmarkTab(context, isDark),
-                  if (index == _visibleItems.length) {
+                ],
-                    return const SizedBox(height: 56);
-                  }
-
-                  final row = _visibleItems[index];
-                  return _buildRowItem(context, row, isDark);
-                },
               ),
             ),
           ],
@@ -200,6 +229,24 @@ class _TocDrawerState extends State<TocDrawer> {
     );
   }
 
+  // ─── 目录 Tab ────────────────────────────────────────────────
+
+  Widget _buildTocTab(BuildContext context, bool isDark) {
+    return ListView.builder(
+      controller: _tocScrollController,
+      itemCount: _visibleItems.length + 1,
+      itemExtent: 56.0,
+      itemBuilder: (context, index) {
+        if (index == _visibleItems.length) {
+          return const SizedBox(height: 56);
+        }
+
+        final row = _visibleItems[index];
+        return _buildRowItem(context, row, isDark);
+      },
+    );
+  }
+
   Widget _buildRowItem(BuildContext context, _TocRowItem row, bool isDark) {
     final item = row.item;
     // 用 activeTocItems 匹配，或者直接用 spineIndex 匹配当前章节
@@ -266,6 +313,129 @@ class _TocDrawerState extends State<TocDrawer> {
     );
   }
 
+  // ─── 书签 Tab ────────────────────────────────────────────────
+
+  Widget _buildBookmarkTab(BuildContext context, bool isDark) {
+    final colors = widget.themeData.colorScheme;
+
+    if (widget.bookmarks.isEmpty) {
+      return Center(
+        child: Column(
+          mainAxisSize: MainAxisSize.min,
+          children: [
+            Icon(Icons.bookmark_outline, size: 48, color: colors.onSurfaceVariant.withValues(alpha: 0.3)),
+            const SizedBox(height: 12),
+            Text('暂无书签', style: TextStyle(fontSize: 14, color: colors.onSurfaceVariant.withValues(alpha: 0.5))),
+            const SizedBox(height: 4),
+            Text('阅读时点击顶部书签图标添加', style: TextStyle(fontSize: 12, color: colors.onSurfaceVariant.withValues(alpha: 0.3))),
+          ],
+        ),
+      );
+    }
+
+    return ListView.builder(
+      padding: const EdgeInsets.only(bottom: 56),
+      itemCount: widget.bookmarks.length,
+      itemBuilder: (context, index) {
+        final bm = widget.bookmarks[index];
+        return _buildBookmarkItem(context, bm);
+      },
+    );
+  }
+
+  Widget _buildBookmarkItem(BuildContext context, Map<String, dynamic> bookmark) {
+    final colors = widget.themeData.colorScheme;
+    final content = bookmark['content'] as String? ?? '';
+    final cfi = bookmark['cfi'] as String? ?? '';
+    final createdAt = bookmark['created_at'] as String? ?? '';
+    final bookmarkId = bookmark['id'] as int;
+
+    // 解析页码信息
+    String pageInfo = '';
+    if (cfi.isNotEmpty) {
+      final parts = cfi.split(':');
+      if (parts.length >= 2) {
+        final chapterIdx = int.tryParse(parts[0]) ?? 0;
+        pageInfo = '第 ${chapterIdx + 1} 章';
+      }
+    }
+
+    // 解析时间
+    String timeStr = '';
+    if (createdAt.isNotEmpty) {
+      try {
+        final dt = DateTime.parse(createdAt).toLocal();
+        timeStr = '${dt.month}/${dt.day} ${dt.hour}:${dt.minute.toString().padLeft(2, '0')}';
+      } catch (_) {}
+    }
+
+    return Dismissible(
+      key: ValueKey(bookmarkId),
+      direction: DismissDirection.endToStart,
+      background: Container(
+        alignment: Alignment.centerRight,
+        padding: const EdgeInsets.only(right: 24),
+        color: colors.error,
+        child: Icon(Icons.delete_outline, color: colors.onError, size: 20),
+      ),
+      onDismissed: (_) {
+        widget.onBookmarkDelete?.call(bookmarkId);
+      },
+      child: Material(
+        color: Colors.transparent,
+        child: InkWell(
+          onTap: () {
+            widget.onBookmarkTap?.call(bookmark);
+            Navigator.of(context).pop();
+          },
+          child: Container(
+            padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
+            decoration: BoxDecoration(
+              border: Border(
+                bottom: BorderSide(color: colors.outlineVariant, width: 0.5),
+              ),
+            ),
+            child: Row(
+              children: [
+                Icon(Icons.bookmark, size: 18, color: colors.primary),
+                const SizedBox(width: 12),
+                Expanded(
+                  child: Column(
+                    crossAxisAlignment: CrossAxisAlignment.start,
+                    children: [
+                      Text(
+                        content.isNotEmpty ? content : pageInfo,
+                        maxLines: 1,
+                        overflow: TextOverflow.ellipsis,
+                        style: widget.themeData.textTheme.bodyMedium?.copyWith(
+                          fontWeight: FontWeight.w500,
+                        ),
+                      ),
+                      if (pageInfo.isNotEmpty && content.isNotEmpty) ...[
+                        const SizedBox(height: 2),
+                        Text(
+                          pageInfo,
+                          style: TextStyle(fontSize: 12, color: colors.onSurfaceVariant.withValues(alpha: 0.5)),
+                        ),
+                      ],
+                    ],
+                  ),
+                ),
+                if (timeStr.isNotEmpty)
+                  Text(
+                    timeStr,
+                    style: TextStyle(fontSize: 11, color: colors.onSurfaceVariant.withValues(alpha: 0.4)),
+                  ),
+              ],
+            ),
+          ),
+        ),
+      ),
+    );
+  }
+
+  // ─── Header ──────────────────────────────────────────────────
+
   Widget _buildHeader(BuildContext context, bool isDark) {
     const authorText = '';
 
@@ -273,12 +443,6 @@ class _TocDrawerState extends State<TocDrawer> {
       padding: const EdgeInsets.all(16),
       decoration: BoxDecoration(
         color: widget.themeData.colorScheme.surface,
-        border: Border(
-          bottom: BorderSide(
-            color: widget.themeData.colorScheme.outline,
-            width: 1,
-          ),
-        ),
       ),
       child: GestureDetector(
         onTap: () {

lib/pages/epub_reader/widgets/book_grid_item.dart

@@ -36,7 +36,7 @@ class BookGridItem extends StatelessWidget {
 
   // ─── mode helpers ─────────────────────────────────────────────────────────
 
-  /// Relaxed: cover + title + author + progress bar.
+  /// Relaxed: cover + title + author, 右上角进度百分比。
   Widget _buildRelaxed(BuildContext context) {
     final title = book['title'] as String? ?? '';
     final author = book['author'] as String? ?? '';
@@ -45,8 +45,10 @@ class BookGridItem extends StatelessWidget {
     return Column(
       crossAxisAlignment: CrossAxisAlignment.start,
       children: [
-        Expanded(child: _buildCoverStack(context, fit: StackFit.expand)),
+        Expanded(child: _buildCoverStack(context, fit: StackFit.expand, extras: [
-        const SizedBox(height: 12),
+          if (progress > 0) _buildProgressBadge(context),
+        ])),
+        const SizedBox(height: 8),
         Text(
           title,
           maxLines: 2,
@@ -55,8 +57,8 @@ class BookGridItem extends StatelessWidget {
             fontWeight: FontWeight.w500,
           ),
         ),
-        const SizedBox(height: 4),
+        if (author.isNotEmpty) ...[
-        if (author.isNotEmpty)
+          const SizedBox(height: 2),
           Text(
             author,
             maxLines: 1,
@@ -66,17 +68,7 @@ class BookGridItem extends StatelessWidget {
               fontSize: 12,
             ),
           ),
-        if (progress > 0)
+        ],
-          Padding(
-            padding: const EdgeInsets.only(top: 8),
-            child: ClipRRect(
-              borderRadius: BorderRadius.circular(2),
-              child: LinearProgressIndicator(
-                value: progress,
-                minHeight: 3,
-              ),
-            ),
-          ),
       ],
     );
   }

lib/pages/home_page.dart

@@ -18,6 +18,15 @@ class HomePage extends StatefulWidget {
 class _HomePageState extends State<HomePage> {
   final PageController _pageController = PageController();
   bool _isSwitchingPage = false;
+  int _lastNavIndex = 0;
+
+  @override
+  void initState() {
+    super.initState();
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      _lastNavIndex = context.read<AppProvider>().bottomNavIndex;
+    });
+  }
 
   @override
   void dispose() {
@@ -25,6 +34,27 @@ class _HomePageState extends State<HomePage> {
     super.dispose();
   }
 
+  void _onNavIndexChanged(AppProvider provider) {
+    final currentPage = provider.bottomNavIndex == 0 ? 0 : 1;
+    if (currentPage == _lastNavIndex) return;
+    _lastNavIndex = currentPage;
+
+    if (!_pageController.hasClients) return;
+    if (_pageController.page?.round() == currentPage) return;
+
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      if (!mounted) return;
+      _isSwitchingPage = true;
+      _pageController.jumpToPage(currentPage);
+      Future.delayed(const Duration(milliseconds: 300), () {
+        if (mounted) {
+          _isSwitchingPage = false;
+          provider.setBottomNavVisible(true);
+        }
+      });
+    });
+  }
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(
@@ -34,21 +64,7 @@ class _HomePageState extends State<HomePage> {
 
       body: Consumer<AppProvider>(
         builder: (context, provider, child) {
-          final currentPage = provider.bottomNavIndex == 0 ? 0 : 1;
+          _onNavIndexChanged(provider);
-          if (_pageController.hasClients && _pageController.page?.round() != currentPage) {
-            WidgetsBinding.instance.addPostFrameCallback((_) {
-              if (mounted) {
-                _isSwitchingPage = true;
-                _pageController.jumpToPage(currentPage);
-                Future.delayed(const Duration(milliseconds: 300), () {
-                  if (mounted) {
-                    _isSwitchingPage = false;
-                    provider.setBottomNavVisible(true);
-                  }
-                });
-              }
-            });
-          }
 
           return NotificationListener<ScrollNotification>(
             onNotification: (notification) {

lib/pages/movies/movie_detail_page.dart

@@ -598,6 +598,8 @@ class _MovieDetailPageState extends State<MovieDetailPage> {
                 const SizedBox(width: 16),
               ],
               _buildStatusTag(movie),
+              const SizedBox(width: 6),
+              _buildCategoryTag(movie),
             ],
           ),
           const SizedBox(height: 8),
@@ -679,6 +681,35 @@ class _MovieDetailPageState extends State<MovieDetailPage> {
     );
   }
 
+  Widget _buildCategoryTag(Movie movie) {
+    final colors = Theme.of(context).colorScheme;
+    const labels = {
+      'movie': '电影',
+      'tv': '电视剧',
+      'anime': '动漫',
+      'variety': '综艺',
+      'documentary': '纪录片',
+      'short': '微短剧',
+    };
+    final label = labels[movie.category];
+    if (label == null) return const SizedBox.shrink();
+    return Container(
+      padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
+      decoration: BoxDecoration(
+        color: colors.surfaceContainerHighest,
+        borderRadius: BorderRadius.circular(6),
+      ),
+      child: Text(
+        label,
+        style: TextStyle(
+          fontSize: 12,
+          color: colors.onSurface.withValues(alpha: 0.5),
+          fontWeight: FontWeight.w500,
+        ),
+      ),
+    );
+  }
+
   Widget _buildDirectorsSection(Movie movie) {
     final isOverlay = _detailStyle == 1;
     final colors = Theme.of(context).colorScheme;

lib/pages/movies/movie_form_page.dart

@@ -50,6 +50,7 @@ class _MovieFormPageState extends State<MovieFormPage> {
   List<String> _alternateTitles = [];
   String? _posterPath;
   String _status = 'want_to_watch';
+  String _category = 'movie';
   DateTime? _releaseDate;
   DateTime? _watchDate;
   bool _isDownloading = false;
@@ -85,6 +86,7 @@ class _MovieFormPageState extends State<MovieFormPage> {
       _alternateTitles = List.from(movie.alternateTitles);
       _posterPath = movie.posterPath;
       _status = movie.status;
+      _category = movie.category;
       _releaseDate = movie.releaseDate;
       _watchDate = movie.watchDate;
     } else if (widget.initialStatus != null) {
@@ -831,11 +833,60 @@ class _MovieFormPageState extends State<MovieFormPage> {
               ],
             ],
           ),
+          const SizedBox(height: 12),
+          // 分类
+          Row(
+            children: [
+              Text('分类', style: TextStyle(fontSize: 12, color: colors.onSurface.withValues(alpha: 0.4))),
+              const SizedBox(width: 12),
+              Expanded(
+                child: SingleChildScrollView(
+                  scrollDirection: Axis.horizontal,
+                  child: Row(
+                    mainAxisSize: MainAxisSize.min,
+                    children: _categories.map((c) {
+                      final isSelected = _category == c.$2;
+                      return GestureDetector(
+                        onTap: () => setState(() => _category = c.$2),
+                        child: AnimatedContainer(
+                          duration: const Duration(milliseconds: 200),
+                          margin: EdgeInsets.only(right: c == _categories.last ? 0 : 6),
+                          padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 5),
+                          decoration: BoxDecoration(
+                            color: isSelected ? colors.primary : colors.surfaceContainerHighest,
+                            borderRadius: BorderRadius.circular(6),
+                          ),
+                          child: Text(
+                            c.$1,
+                            style: TextStyle(
+                              fontSize: 12,
+                              fontWeight: isSelected ? FontWeight.w500 : FontWeight.normal,
+                              color: isSelected ? colors.onPrimary : colors.onSurface.withValues(alpha: 0.5),
+                            ),
+                          ),
+                        ),
+                      );
+                    }).toList(),
+                  ),
+                ),
+              ),
+            ],
+          ),
         ],
       ),
     );
   }
 
+  /// 影视分类选项
+  static const _categories = [
+    ('电影', 'movie'),
+    ('电视剧', 'tv'),
+    ('动漫', 'anime'),
+    ('综艺', 'variety'),
+    ('纪录片', 'documentary'),
+    ('微短剧', 'short'),
+  ];
+
   /// 构建状态选项
   Widget _buildStatusOption(String label, String value) {
     final isSelected = _status == value;
@@ -1292,6 +1343,7 @@ class _MovieFormPageState extends State<MovieFormPage> {
         summary: _summaryController.text.trim(),
         rating: rating,
         status: _status,
+        category: _category,
         watchDate: _watchDate,
         createdAt: now,
         updatedAt: now,
@@ -1311,6 +1363,7 @@ class _MovieFormPageState extends State<MovieFormPage> {
         summary: _summaryController.text.trim(),
         rating: rating,
         status: _status,
+        category: _category,
         watchDate: _watchDate,
         updatedAt: now,
       );

lib/pages/movies/movie_posters_page.dart

@@ -533,24 +533,31 @@ class _MoviePostersPageState extends State<MoviePostersPage> {
         return AlertDialog(
           backgroundColor: colors.surface,
           elevation: 0,
-          shape: const RoundedRectangleBorder(borderRadius: BorderRadius.zero),
+          shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
-          title: const Text('确认删除'),
+          title: Text('确认删除', style: TextStyle(fontSize: 18, fontWeight: FontWeight.w600, color: colors.onSurface)),
-          content: const Text('确定要删除这张海报吗？'),
+          content: Text('确定要删除这张海报吗？删除后可在回收站恢复。',
+              style: TextStyle(fontSize: 14, color: colors.onSurface.withValues(alpha: 0.6), height: 1.5)),
           actions: [
             TextButton(
               onPressed: () => Navigator.pop(context),
               child: Text('取消', style: TextStyle(color: colors.onSurface.withValues(alpha: 0.6))),
             ),
-            TextButton(
+            ElevatedButton(
               onPressed: () async {
                 await context.read<AppProvider>().removeMoviePoster(poster.id);
                 Navigator.pop(context);
                 _loadPosters();
                 ToastUtil.show(context, '已删除');
               },
-              child: Text('删除', style: TextStyle(color: colors.error)),
+              style: ElevatedButton.styleFrom(
+                backgroundColor: colors.error, foregroundColor: colors.onError, elevation: 0,
+                shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
+                padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+              ),
+              child: const Text('删除'),
             ),
           ],
+          actionsPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
         );
       },
     );

lib/pages/movies/movie_review_detail_page.dart

@@ -50,17 +50,27 @@ class _MovieReviewDetailPageState extends State<MovieReviewDetailPage> {
       context: context,
       builder: (ctx) => AlertDialog(
         backgroundColor: colors.surface,
+        elevation: 0,
         shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
         title: Text('确认删除', style: TextStyle(fontSize: 18, fontWeight: FontWeight.w600, color: colors.onSurface)),
-        content: Text('确定要删除这条影评吗？', style: TextStyle(fontSize: 14, color: colors.onSurface.withValues(alpha: 0.6))),
+        content: Text('确定要删除这条影评吗？删除后可在回收站恢复。',
+            style: TextStyle(fontSize: 14, color: colors.onSurface.withValues(alpha: 0.6), height: 1.5)),
         actions: [
-          TextButton(onPressed: () => Navigator.pop(ctx, false), child: Text('取消', style: TextStyle(color: colors.onSurface.withValues(alpha: 0.5)))),
+          TextButton(
+            onPressed: () => Navigator.pop(ctx, false),
+            child: Text('取消', style: TextStyle(color: colors.onSurface.withValues(alpha: 0.6))),
+          ),
           ElevatedButton(
             onPressed: () => Navigator.pop(ctx, true),
-            style: ElevatedButton.styleFrom(backgroundColor: colors.error, foregroundColor: colors.onError, elevation: 0, shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8))),
+            style: ElevatedButton.styleFrom(
+              backgroundColor: colors.error, foregroundColor: colors.onError, elevation: 0,
+              shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
+              padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+            ),
             child: const Text('删除'),
           ),
         ],
+        actionsPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
       ),
     );
     if (confirmed == true) {

lib/pages/movies/movie_reviews_page.dart

@@ -323,24 +323,31 @@ class _MovieReviewsPageState extends State<MovieReviewsPage> {
         return AlertDialog(
           backgroundColor: colors.surface,
           elevation: 0,
-          shape: const RoundedRectangleBorder(borderRadius: BorderRadius.zero),
+          shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
-          title: const Text('确认删除'),
+          title: Text('确认删除', style: TextStyle(fontSize: 18, fontWeight: FontWeight.w600, color: colors.onSurface)),
-          content: const Text('确定要删除这条影评吗？'),
+          content: Text('确定要删除这条影评吗？删除后可在回收站恢复。',
+              style: TextStyle(fontSize: 14, color: colors.onSurface.withValues(alpha: 0.6), height: 1.5)),
           actions: [
             TextButton(
               onPressed: () => Navigator.pop(context),
               child: Text('取消', style: TextStyle(color: colors.onSurface.withValues(alpha: 0.6))),
             ),
-            TextButton(
+            ElevatedButton(
               onPressed: () async {
                 await context.read<AppProvider>().removeMovieReview(review.id);
                 Navigator.pop(context);
                 _loadReviews();
                 ToastUtil.show(context, '已删除');
               },
-              child: Text('删除', style: TextStyle(color: colors.error)),
+              style: ElevatedButton.styleFrom(
+                backgroundColor: colors.error, foregroundColor: colors.onError, elevation: 0,
+                shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
+                padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
+              ),
+              child: const Text('删除'),
             ),
           ],
+          actionsPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
         );
       },
     );

lib/pages/note_plus/note_plus_form_page.dart

@@ -283,7 +283,7 @@ class _NotePlusFormPageState extends State<NotePlusFormPage> {
         top: false,
         child: Container(
           decoration: BoxDecoration(
-            color: const Color(0xFFF5F5F5),
+            color: colors.surfaceContainerHighest,
             borderRadius: BorderRadius.circular(14),
           ),
           padding: const EdgeInsets.symmetric(horizontal: 4, vertical: 3),

lib/pages/recycle_bin_page.dart

@@ -12,7 +12,7 @@ class RecycleBinPage extends StatefulWidget {
   State<RecycleBinPage> createState() => _RecycleBinPageState();
 }
 
-enum _ItemType { movie, book, note }
+enum _ItemType { movie, book, note, movieReview, bookReview }
 
 class _DeletedItem {
   final _ItemType type;
@@ -45,6 +45,22 @@ class _DeletedItem {
         subtitle = '删除于 ${n.updatedAt.year}.${n.updatedAt.month.toString().padLeft(2, '0')}.${n.updatedAt.day.toString().padLeft(2, '0')}',
         icon = Icons.description_outlined,
         typeLabel = '笔记';
+
+  _DeletedItem.movieReview(MovieReview r)
+      : type = _ItemType.movieReview,
+        id = r.id,
+        title = r.content.isNotEmpty ? r.content : '影评',
+        subtitle = '删除于 ${r.updatedAt.year}.${r.updatedAt.month.toString().padLeft(2, '0')}.${r.updatedAt.day.toString().padLeft(2, '0')}',
+        icon = Icons.rate_review_outlined,
+        typeLabel = '影评';
+
+  _DeletedItem.bookReview(BookReview r)
+      : type = _ItemType.bookReview,
+        id = r.id,
+        title = r.content.isNotEmpty ? r.content : '书评',
+        subtitle = '删除于 ${r.updatedAt.year}.${r.updatedAt.month.toString().padLeft(2, '0')}.${r.updatedAt.day.toString().padLeft(2, '0')}',
+        icon = Icons.rate_review_outlined,
+        typeLabel = '书评';
 }
 
 class _RecycleBinPageState extends State<RecycleBinPage> {
@@ -67,12 +83,16 @@ class _RecycleBinPageState extends State<RecycleBinPage> {
     final movies = await provider.getDeletedMovies();
     final books = await provider.getDeletedBooks();
     final notes = await provider.getDeletedNotes();
+    final movieReviews = await provider.getDeletedMovieReviews();
+    final bookReviews = await provider.getDeletedBookReviews();
     if (!mounted) return;
     setState(() {
       _allItems = [
         for (final m in movies) _DeletedItem.movie(m),
         for (final b in books) _DeletedItem.book(b),
         for (final n in notes) _DeletedItem.note(n),
+        for (final r in movieReviews) _DeletedItem.movieReview(r),
+        for (final r in bookReviews) _DeletedItem.bookReview(r),
       ];
       _isLoading = false;
     });
@@ -138,11 +158,14 @@ class _RecycleBinPageState extends State<RecycleBinPage> {
       ),
       child: Wrap(
         spacing: 8,
+        runSpacing: 8,
         children: [
           _filterChip('全部', null),
           _filterChip('影视', _ItemType.movie),
           _filterChip('书籍', _ItemType.book),
           _filterChip('笔记', _ItemType.note),
+          _filterChip('影评', _ItemType.movieReview),
+          _filterChip('书评', _ItemType.bookReview),
         ],
       ),
     );
@@ -327,6 +350,12 @@ class _RecycleBinPageState extends State<RecycleBinPage> {
       case _ItemType.note:
         await provider.restoreNote(item.id);
         if (mounted) ToastUtil.show(context, '笔记已恢复');
+      case _ItemType.movieReview:
+        await provider.restoreMovieReview(item.id);
+        if (mounted) ToastUtil.show(context, '影评已恢复');
+      case _ItemType.bookReview:
+        await provider.restoreBookReview(item.id);
+        if (mounted) ToastUtil.show(context, '书评已恢复');
     }
     _loadDeletedItems();
   }
@@ -342,6 +371,10 @@ class _RecycleBinPageState extends State<RecycleBinPage> {
         await provider.permanentDeleteBook(item.id);
       case _ItemType.note:
         await provider.permanentDeleteNote(item.id);
+      case _ItemType.movieReview:
+        await provider.permanentDeleteMovieReview(item.id);
+      case _ItemType.bookReview:
+        await provider.permanentDeleteBookReview(item.id);
     }
     _loadDeletedItems();
     if (mounted) ToastUtil.show(context, '已彻底删除');

lib/pages/statistics_page.dart

@@ -21,70 +21,90 @@ class _StatisticsPageState extends State<StatisticsPage> {
   bool get _showBooks => UserPrefs().showBookTab;
   bool get _showNotes => UserPrefs().showNoteTab;
 
+  // 缓存过滤后的列表，避免每次 build 都重新过滤
+  List<Movie>? _cachedMovies;
+  List<Book>? _cachedBooks;
+  List<Note>? _cachedNotes;
+  List<Movie>? _filteredMovies;
+  List<Book>? _filteredBooks;
+  List<Note>? _filteredNotes;
+
+  (List<Movie>, List<Book>, List<Note>) _getFilteredLists(
+      List<Movie> movies, List<Book> books, List<Note> notes) {
+    if (!identical(movies, _cachedMovies) ||
+        !identical(books, _cachedBooks) ||
+        !identical(notes, _cachedNotes)) {
+      _cachedMovies = movies;
+      _cachedBooks = books;
+      _cachedNotes = notes;
+      _filteredMovies = movies.where((m) => !m.isDeleted).toList();
+      _filteredBooks = books.where((b) => !b.isDeleted).toList();
+      _filteredNotes = notes.where((n) => !n.isDeleted).toList();
+    }
+    return (_filteredMovies!, _filteredBooks!, _filteredNotes!);
+  }
+
   @override
   Widget build(BuildContext context) {
     final colors = Theme.of(context).colorScheme;
+    final movies = context.select<AppProvider, List<Movie>>((p) => p.movies);
+    final books = context.select<AppProvider, List<Book>>((p) => p.books);
+    final notes = context.select<AppProvider, List<Note>>((p) => p.notes);
+    final (fm, fb, fn) = _getFilteredLists(movies, books, notes);
+
     return Scaffold(
       backgroundColor: colors.surface,
       appBar: AppBar(title: const Text('数据统计')),
-      body: Consumer<AppProvider>(
+      body: ListView(
-        builder: (context, provider, child) {
+        padding: const EdgeInsets.all(20),
-          final movies = provider.movies.where((m) => !m.isDeleted).toList();
+        children: [
-          final books = provider.books.where((b) => !b.isDeleted).toList();
+          // 1. 总览
-          final notes = provider.notes.where((n) => !n.isDeleted).toList();
+          _buildOverview(fm, fb, fn),
-
-          return ListView(
-            padding: const EdgeInsets.all(20),
-            children: [
-              // 1. 总览
-              _buildOverview(movies, books, notes),
               const SizedBox(height: 28),
               // 2. 状态分布
               if (_showMovies) ...[
-                _buildStatusSection('影视状态分布', movies, (m) => m.status, {'已看': 'watched', '在看': 'watching', '想看': 'want_to_watch'}),
+                _buildStatusSection('影视状态分布', fm, (m) => m.status, {'已看': 'watched', '在看': 'watching', '想看': 'want_to_watch'}),
                 const SizedBox(height: 28),
               ],
               if (_showBooks) ...[
-                _buildStatusSection('阅读状态分布', books, (b) => b.status, {'已读': 'read', '在读': 'reading', '想读': 'want_to_read'}),
+                _buildStatusSection('阅读状态分布', fb, (b) => b.status, {'已读': 'read', '在读': 'reading', '想读': 'want_to_read'}),
                 const SizedBox(height: 28),
               ],
               // 3. 习惯洞察
-              _buildHabitsInsight(movies, books, notes),
+              _buildHabitsInsight(fm, fb, fn),
               const SizedBox(height: 28),
               // 4. 类型偏好雷达图
-              _buildGenreRadar(movies, books),
+              _buildGenreRadar(fm, fb),
               const SizedBox(height: 28),
               // 5. 导演/作者 TOP 5
-              _buildDirectorTop5(movies),
+              _buildDirectorTop5(fm),
               const SizedBox(height: 28),
-              _buildAuthorTop5(books),
+              _buildAuthorTop5(fb),
               const SizedBox(height: 28),
               // 6. 高分之最
-              _buildTopRated(movies, books),
+              _buildTopRated(fm, fb),
               const SizedBox(height: 28),
               // 7. 评分分布
-              _buildRatingDistribution(movies, books),
+              _buildRatingDistribution(fm, fb),
               const SizedBox(height: 28),
               // 8. 年度趋势
-              _buildYearlyTrend(movies, books, notes),
+              _buildYearlyTrend(fm, fb, fn),
               const SizedBox(height: 28),
               // 9. 星期分布
-              _buildWeekdayDistribution(movies, books, notes),
+              _buildWeekdayDistribution(fm, fb, fn),
               const SizedBox(height: 28),
               // 10. 累计增长
-              _buildCumulativeGrowth(movies, books, notes),
+              _buildCumulativeGrowth(fm, fb, fn),
               const SizedBox(height: 28),
               // 11. 标签词云
-              _buildTagCloud(movies, books, notes),
+              _buildTagCloud(fm, fb, fn),
               const SizedBox(height: 28),
               // 12+13. 马拉松 + 标签之最
-              _buildFunStats(movies, books, notes),
+              _buildFunStats(fm, fb, fn),
               const SizedBox(height: 80),
             ],
-          );
+          ),
-        },
+        );
-      ),
-    );
   }
 
   // ─── 1. 总览区域 ──────────────────────────────────────────────────────

lib/providers/app_provider.dart

@@ -1,3 +1,4 @@
+import 'dart:collection';
 import 'package:flutter/material.dart';
 import '../models/data_models.dart';
 import '../utils/movie/movie_dao.dart';
@@ -147,9 +148,9 @@ class AppProvider extends ChangeNotifier {
   ThemeMode get themeMode => _themeMode;
   int get colorSchemeIndex => _colorSchemeIndex;
   String get fontFamily => _fontFamily;
-  List<Movie> get movies => _movies;
+  List<Movie> get movies => UnmodifiableListView(_movies);
-  List<Book> get books => _books;
+  List<Book> get books => UnmodifiableListView(_books);
-  List<Note> get notes => _notes;
+  List<Note> get notes => UnmodifiableListView(_notes);
 
   // 根据状态获取影视列表
   List<Movie> getMoviesByStatus(String status) {
@@ -490,6 +491,8 @@ class AppProvider extends ChangeNotifier {
     final deletedMovies = await getDeletedMovies();
     final deletedBooks = await getDeletedBooks();
     final deletedNotes = await getDeletedNotes();
+    final deletedMovieReviews = await getDeletedMovieReviews();
+    final deletedBookReviews = await getDeletedBookReviews();
 
     for (final movie in deletedMovies) {
       await permanentDeleteMovie(movie.id);
@@ -500,12 +503,44 @@ class AppProvider extends ChangeNotifier {
     for (final note in deletedNotes) {
       await permanentDeleteNote(note.id);
     }
-    
+    for (final review in deletedMovieReviews) {
+      await _reviewDao.permanentDeleteReview(review.id);
+    }
+    for (final review in deletedBookReviews) {
+      await _bookReviewDao.permanentDeleteReview(review.id);
+    }
+
     await loadMovies();
     await loadBooks();
     await loadNotes();
   }
 
+  // ========== 影评书评回收站 ==========
+
+  Future<List<MovieReview>> getDeletedMovieReviews() async {
+    return await _reviewDao.getDeletedReviews();
+  }
+
+  Future<void> restoreMovieReview(String id) async {
+    await _reviewDao.restoreReview(id);
+  }
+
+  Future<void> permanentDeleteMovieReview(String id) async {
+    await _reviewDao.permanentDeleteReview(id);
+  }
+
+  Future<List<BookReview>> getDeletedBookReviews() async {
+    return await _bookReviewDao.getDeletedReviews();
+  }
+
+  Future<void> restoreBookReview(String id) async {
+    await _bookReviewDao.restoreReview(id);
+  }
+
+  Future<void> permanentDeleteBookReview(String id) async {
+    await _bookReviewDao.permanentDeleteReview(id);
+  }
+
   // ========== 标签管理方法 ==========
 
   Future<List<Map<String, dynamic>>> getTags(String type, {bool excludeHidden = false}) async {

lib/utils/database_helper.dart

@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'package:sqflite/sqflite.dart';
 import 'package:path/path.dart';
 import 'package:flutter/foundation.dart';
@@ -7,7 +8,7 @@ import '../models/data_models.dart';
 class DatabaseHelper {
   static final DatabaseHelper instance = DatabaseHelper._init();
   static Database? _database;
-  static bool _isReopening = false;
+  static Completer<void>? _reopenCompleter;
 
   DatabaseHelper._init();
 
@@ -19,24 +20,30 @@ class DatabaseHelper {
 
   /// 重新打开数据库（用于 WebDAV 同步后）
   Future<void> reopenDatabase() async {
-    // 防止并发重开
+    // 如果已有重开在进行，等待它完成即可
-    if (_isReopening) return;
+    if (_reopenCompleter != null) {
-    _isReopening = true;
+      return _reopenCompleter!.future;
+    }
+    _reopenCompleter = Completer<void>();
     try {
       if (_database != null) {
         await _database!.close();
         _database = null;
       }
       _database = await _initDB('mooknote.db');
+      _reopenCompleter!.complete();
+    } catch (e) {
+      _reopenCompleter!.completeError(e);
+      rethrow;
     } finally {
-      _isReopening = false;
+      _reopenCompleter = null;
     }
   }
 
   Future<Database> get database async {
-    // 等待重开完成
+    // 如果正在重开，等待完成（无忙等待）
-    while (_isReopening) {
+    if (_reopenCompleter != null) {
-      await Future.delayed(const Duration(milliseconds: 50));
+      await _reopenCompleter!.future;
     }
     if (_database != null) return _database!;
     _database = await _initDB('mooknote.db');
@@ -49,7 +56,7 @@ class DatabaseHelper {
 
     return await openDatabase(
       path,
-      version: 24,
+      version: 25,
       onCreate: _createDB,
       onUpgrade: _onUpgrade,
     );
@@ -215,6 +222,13 @@ class DatabaseHelper {
         await db.execute("ALTER TABLE reader_books ADD COLUMN book_id TEXT DEFAULT ''");
       }
     }
+    if (oldVersion < 25) {
+      // movies 添加 category 列（影视分类）
+      final cols = await db.rawQuery('PRAGMA table_info(movies)');
+      if (!cols.any((col) => col['name'] == 'category')) {
+        await db.execute("ALTER TABLE movies ADD COLUMN category TEXT NOT NULL DEFAULT 'movie'");
+      }
+    }
   }
 
   /// 升级books表到V11（添加ISBN和出版时间字段）
@@ -531,12 +545,13 @@ class DatabaseHelper {
         summary TEXT,
         rating REAL,
         status TEXT NOT NULL,
+        category TEXT NOT NULL DEFAULT 'movie',
         created_at TEXT NOT NULL,
         updated_at TEXT NOT NULL,
         is_deleted INTEGER DEFAULT 0
       )
     ''');
-    
+
     // 迁移旧数据（尽可能保留）
     for (final row in oldData) {
       try {
@@ -585,6 +600,7 @@ class DatabaseHelper {
         summary TEXT,
         rating REAL,
         status TEXT NOT NULL,
+        category TEXT NOT NULL DEFAULT 'movie',
         watch_date TEXT,
         created_at TEXT NOT NULL,
         updated_at TEXT NOT NULL,

lib/utils/epub/epub_service.dart

@@ -22,9 +22,9 @@ class EpubService {
 
     // 复制 EPUB 到永久存储（FilePicker 临时文件会被清理）
     final appDir = await getApplicationDocumentsDirectory();
-    final booksDir = Directory(p.join(appDir.path, 'epub_books'));
+    final bookDir = Directory(p.join(appDir.path, 'epub_books', bookId));
-    if (!await booksDir.exists()) await booksDir.create(recursive: true);
+    if (!await bookDir.exists()) await bookDir.create(recursive: true);
-    final permanentPath = p.join(booksDir.path, '$bookId.epub');
+    final permanentPath = p.join(bookDir.path, 'book.epub');
     await File(sourcePath).copy(permanentPath);
 
     // 从永久副本解析
@@ -97,9 +97,9 @@ class EpubService {
       final coverFile = File(p.join(extractDir, coverRelPath));
       if (!await coverFile.exists()) return null;
 
-      // 保存到应用文档目录
+      // 保存到 epub_books/{bookId}/ 目录下
       final appDir = await getApplicationDocumentsDirectory();
-      final coverDir = p.join(appDir.path, 'images', 'books', bookId);
+      final coverDir = p.join(appDir.path, 'epub_books', bookId);
       await Directory(coverDir).create(recursive: true);
       final ext = p.extension(coverFile.path).toLowerCase();
       final destPath = p.join(coverDir, 'cover$ext');
@@ -142,19 +142,11 @@ class EpubService {
       if (await dir.exists()) await dir.delete(recursive: true);
     } catch (_) {}
 
-    // 清理封面
+    // 清理 epub_books/{bookId}/ 目录（epub + 封面）
     try {
       final appDir = await getApplicationDocumentsDirectory();
-      final coverDir = p.join(appDir.path, 'images', 'books', bookId);
+      final bookDir = Directory(p.join(appDir.path, 'epub_books', bookId));
-      final dir = Directory(coverDir);
+      if (await bookDir.exists()) await bookDir.delete(recursive: true);
-      if (await dir.exists()) await dir.delete(recursive: true);
-    } catch (_) {}
-
-    // 清理永久 EPUB 文件
-    try {
-      final appDir = await getApplicationDocumentsDirectory();
-      final epubFile = File(p.join(appDir.path, 'epub_books', '$bookId.epub'));
-      if (await epubFile.exists()) await epubFile.delete();
     } catch (_) {}
 
     // 软删除数据库记录

lib/utils/epub/epub_theme.dart

@@ -1,6 +1,35 @@
 import 'package:flutter/material.dart';
 import 'reader_scripts.dart';
 
+/// 阅读器主题预设
+class ReaderThemePreset {
+  final String name;
+  final Color surface;
+  final Color onSurface;
+  final bool isDark;
+
+  const ReaderThemePreset({
+    required this.name,
+    required this.surface,
+    required this.onSurface,
+    this.isDark = false,
+  });
+}
+
+class ReaderThemePresets {
+  static const List<ReaderThemePreset> presets = [
+    ReaderThemePreset(name: '跟随App', surface: Colors.white, onSurface: Colors.black),
+    ReaderThemePreset(name: '纯白', surface: Color(0xFFFFFFFF), onSurface: Color(0xFF1A1A1A)),
+    ReaderThemePreset(name: '护眼', surface: Color(0xFFF4ECD8), onSurface: Color(0xFF5B4636)),
+    ReaderThemePreset(name: '抹茶', surface: Color(0xFFF6FBF5), onSurface: Color(0xFF2E3E2E)),
+    ReaderThemePreset(name: '樱花', surface: Color(0xFFFFF8F8), onSurface: Color(0xFF4A2030)),
+    ReaderThemePreset(name: '午夜蓝', surface: Color(0xFFF7F9FC), onSurface: Color(0xFF1A2A3A)),
+    ReaderThemePreset(name: '深色', surface: Color(0xFF191919), onSurface: Color(0xFFD4D4D4), isDark: true),
+    ReaderThemePreset(name: '深色护眼', surface: Color(0xFF1C1A18), onSurface: Color(0xFFC8B8A0), isDark: true),
+    ReaderThemePreset(name: '咖啡', surface: Color(0xFFFCF8F3), onSurface: Color(0xFF3E2E1E)),
+  ];
+}
+
 class EpubTheme {
   final double zoom;
   final bool shouldOverrideTextColor;

lib/utils/epub/reader_dao.dart

@@ -133,4 +133,32 @@ class ReaderDao {
     final db = await _db.database;
     return db.delete('book_annotations', where: 'id = ?', whereArgs: [id]);
   }
+
+  // ─── bookmarks ──────────────────────────────────────────────────
+
+  /// 获取某本书的所有书签
+  Future<List<Map<String, dynamic>>> getBookmarksByBookId(String bookId) async {
+    final db = await _db.database;
+    return db.query(
+      'book_annotations',
+      where: 'book_id = ? AND type = ?',
+      whereArgs: [bookId, 'bookmark'],
+      orderBy: 'created_at DESC',
+    );
+  }
+
+  /// 插入书签
+  Future<int> insertBookmark(Map<String, dynamic> bookmark) async {
+    final db = await _db.database;
+    return db.insert('book_annotations', {
+      ...bookmark,
+      'type': 'bookmark',
+    });
+  }
+
+  /// 删除书签
+  Future<int> deleteBookmark(int id) async {
+    final db = await _db.database;
+    return db.delete('book_annotations', where: 'id = ?', whereArgs: [id]);
+  }
 }

lib/utils/epub/reader_settings.dart

@@ -28,6 +28,15 @@ class ReaderSettings {
   /// When true, volume up/down keys turn pages in the reader.
   final bool volumeKeyTurnsPage;
 
+  /// Reader theme preset index (0 = follow app, 1-8 = presets, 9 = custom).
+  final int themeIndex;
+
+  /// Custom background color (ARGB int), used when themeIndex == 9.
+  final int customBgColor;
+
+  /// Custom text color (ARGB int), used when themeIndex == 9.
+  final int customTextColor;
+
   const ReaderSettings({
     this.zoom = 1.0,
     this.followAppTheme = true,
@@ -40,6 +49,9 @@ class ReaderSettings {
     this.fontFileName,
     this.overrideFontFamily = false,
     this.volumeKeyTurnsPage = false,
+    this.themeIndex = 0,
+    this.customBgColor = 0xFFFFFFFF,
+    this.customTextColor = 0xFF1A1A1A,
   });
 
   // Sentinel: lets copyWith(fontFileName: null) mean "set to null" rather than
@@ -58,6 +70,9 @@ class ReaderSettings {
     Object? fontFileName = _kUnset,
     bool? overrideFontFamily,
     bool? volumeKeyTurnsPage,
+    int? themeIndex,
+    int? customBgColor,
+    int? customTextColor,
   }) {
     return ReaderSettings(
       zoom: zoom ?? this.zoom,
@@ -73,21 +88,78 @@ class ReaderSettings {
           : fontFileName as String?,
       overrideFontFamily: overrideFontFamily ?? this.overrideFontFamily,
       volumeKeyTurnsPage: volumeKeyTurnsPage ?? this.volumeKeyTurnsPage,
+      themeIndex: themeIndex ?? this.themeIndex,
+      customBgColor: customBgColor ?? this.customBgColor,
+      customTextColor: customTextColor ?? this.customTextColor,
     );
   }
 
   EpubTheme toEpubTheme(BuildContext context) {
-    final colorScheme = Theme.of(context).colorScheme;
+    ColorScheme colorScheme;
+    bool shouldOverride = true;
+
+    if (themeIndex == 0) {
+      // 跟随 App 主题
+      colorScheme = Theme.of(context).colorScheme;
+    } else {
+      Color bg;
+      Color text;
+      bool isDark;
+
+      if (themeIndex == 9) {
+        // 自定义颜色
+        bg = Color(customBgColor);
+        text = Color(customTextColor);
+        isDark = ThemeData.estimateBrightnessForColor(bg) == Brightness.dark;
+      } else if (themeIndex >= 1 &&
+          themeIndex <= ReaderThemePresets.presets.length) {
+        final preset = ReaderThemePresets.presets[themeIndex];
+        bg = preset.surface;
+        text = preset.onSurface;
+        isDark = preset.isDark;
+      } else {
+        colorScheme = Theme.of(context).colorScheme;
+        return EpubTheme(
+          zoom: zoom,
+          shouldOverrideTextColor: true,
+          colorScheme: colorScheme,
+          padding: EdgeInsets.only(
+            top: marginTop, bottom: marginBottom,
+            left: marginLeft, right: marginRight,
+          ),
+          fontFileName: fontFileName,
+          overrideFontFamily: overrideFontFamily,
+        );
+      }
+
+      colorScheme = ColorScheme(
+        brightness: isDark ? Brightness.dark : Brightness.light,
+        primary: text,
+        onPrimary: bg,
+        secondary: text,
+        onSecondary: bg,
+        error: const Color(0xFFDC2626),
+        onError: bg,
+        surface: bg,
+        onSurface: text,
+        surfaceContainerHighest: isDark ? const Color(0xFF2A2A2A) : const Color(0xFFF0F0F0),
+        surfaceContainerHigh: isDark ? const Color(0xFF222222) : const Color(0xFFFAFAFA),
+        surfaceContainer: isDark ? const Color(0xFF1E1E1E) : const Color(0xFFF5F5F5),
+        surfaceContainerLow: isDark ? const Color(0xFF1A1A1A) : const Color(0xFFFAFAFA),
+        outline: isDark ? const Color(0xFF444444) : const Color(0xFFCCCCCC),
+        outlineVariant: isDark ? const Color(0xFF333333) : const Color(0xFFE5E5E5),
+        onSurfaceVariant: isDark ? const Color(0xFFAAAAAA) : const Color(0xFF666666),
+        primaryContainer: isDark ? const Color(0xFF2A2A2A) : const Color(0xFFF0F0F0),
+      );
+    }
 
     return EpubTheme(
       zoom: zoom,
-      shouldOverrideTextColor: true,
+      shouldOverrideTextColor: shouldOverride,
       colorScheme: colorScheme,
       padding: EdgeInsets.only(
-        top: marginTop,
+        top: marginTop, bottom: marginBottom,
-        bottom: marginBottom,
+        left: marginLeft, right: marginRight,
-        left: marginLeft,
-        right: marginRight,
       ),
       fontFileName: fontFileName,
       overrideFontFamily: overrideFontFamily,
@@ -115,6 +187,9 @@ class ReaderSettings {
     }
     await prefs.setBool('${_kPrefix}overrideFontFamily', overrideFontFamily);
     await prefs.setBool('${_kPrefix}volumeKeyTurnsPage', volumeKeyTurnsPage);
+    await prefs.setInt('${_kPrefix}themeIndex', themeIndex);
+    await prefs.setInt('${_kPrefix}customBgColor', customBgColor);
+    await prefs.setInt('${_kPrefix}customTextColor', customTextColor);
   }
 
   static Future<ReaderSettings> load() async {

lib/utils/movie/movie_review_dao.dart

@@ -100,4 +100,36 @@ class MovieReviewDao {
     );
     return List.generate(maps.length, (i) => MovieReview.fromJson(maps[i]));
   });
+
+  /// 获取所有已删除的影评
+  Future<List<MovieReview>> getDeletedReviews() => _wrap('getDeletedReviews', () async {
+    final db = await _dbHelper.database;
+    final List<Map<String, dynamic>> maps = await db.query(
+      'movie_reviews',
+      where: 'is_deleted = 1',
+      orderBy: 'updated_at DESC',
+    );
+    return List.generate(maps.length, (i) => MovieReview.fromJson(maps[i]));
+  });
+
+  /// 恢复已删除的影评
+  Future<void> restoreReview(String id) => _wrap('restoreReview', () async {
+    final db = await _dbHelper.database;
+    await db.update(
+      'movie_reviews',
+      {'is_deleted': 0},
+      where: 'id = ?',
+      whereArgs: [id],
+    );
+  });
+
+  /// 彻底删除影评
+  Future<void> permanentDeleteReview(String id) => _wrap('permanentDeleteReview', () async {
+    final db = await _dbHelper.database;
+    await db.delete(
+      'movie_reviews',
+      where: 'id = ?',
+      whereArgs: [id],
+    );
+  });
 }

lib/utils/sync/auto_backup_service.dart

@@ -105,35 +105,54 @@ class AutoBackupService {
   /// 获取备份目录（下载目录/mooknote）
   Future<Directory?> _getBackupDirectory() async {
     try {
-      // 尝试获取下载目录
-      Directory? downloadDir;
-      
       if (Platform.isAndroid) {
-        // Android: 使用外部存储的下载目录
+        // 优先级 1: 官方 API 获取下载目录
+        try {
+          final dirs = await getExternalStorageDirectories(
+            type: StorageDirectory.downloads,
+          );
+          if (dirs != null && dirs.isNotEmpty) {
+            return Directory('${dirs.first.path}/$_backupDirName');
+          }
+        } catch (_) {}
+
+        // 优先级 2: 标准路径直接拼
+        final standardPath = '/storage/emulated/0/Download/$_backupDirName';
+        final standardDir = Directory(standardPath);
+        if (await standardDir.parent.exists()) {
+          return standardDir;
+        }
+
+        // 优先级 3: 从外部存储路径推导（旧逻辑兜底）
         final externalDir = await getExternalStorageDirectory();
         if (externalDir != null) {
-          // 通常路径是 /storage/emulated/0/Android/data/.../files
+          final segments = externalDir.uri.pathSegments;
-          // 我们需要找到真正的下载目录
+          if (segments.length >= 3) {
-          final path = externalDir.path;
+            final pkg = segments[segments.length - 3];
-          final downloadPath = path.replaceAll(
+            final downloadPath = externalDir.path.replaceAll(
-            '/Android/data/${externalDir.uri.pathSegments[externalDir.uri.pathSegments.length - 3]}/files',
+              '/Android/data/$pkg/files',
-            '/Download',
+              '/Download',
-          );
+            );
-          downloadDir = Directory('$downloadPath/$_backupDirName');
+            return Directory('$downloadPath/$_backupDirName');
+          }
         }
+
+        // 优先级 4: 降级到 app 内部目录
+        final appDir = await getApplicationDocumentsDirectory();
+        return Directory('${appDir.path}/$_backupDirName');
+
       } else if (Platform.isIOS) {
-        // iOS: 使用文档目录
         final docDir = await getApplicationDocumentsDirectory();
-        downloadDir = Directory('${docDir.path}/$_backupDirName');
+        return Directory('${docDir.path}/$_backupDirName');
       } else {
-        // 桌面端: 使用下载目录
+        // 桌面端
         final home = Platform.environment['HOME'] ?? Platform.environment['USERPROFILE'];
         if (home != null) {
-          downloadDir = Directory('$home/Downloads/$_backupDirName');
+          return Directory('$home/Downloads/$_backupDirName');
         }
+        final docDir = await getApplicationDocumentsDirectory();
+        return Directory('${docDir.path}/$_backupDirName');
       }
-      
-      return downloadDir;
     } catch (e) {
       debugPrint('AutoBackup: 获取备份目录失败 - $e');
       return null;

lib/utils/sync/backup_service.dart

@@ -1,6 +1,5 @@
 import 'dart:convert';
 import 'dart:io';
-import 'package:archive/archive.dart';
 import 'package:archive/archive_io.dart';
 import 'package:file_picker/file_picker.dart';
 import 'package:flutter/foundation.dart';
@@ -89,57 +88,73 @@ class BackupService {
       },
     };
 
-    // 创建 ZIP
+    // 创建 ZIP（逐文件写入磁盘，避免全部加载到内存）
-    final archive = Archive();
+    final tempDir = await getTemporaryDirectory();
-    final jsonString = const JsonEncoder.withIndent('  ').convert(backupData);
+    final tempZipPath = path.join(tempDir.path, 'mooknote_backup_temp.zip');
-    final jsonBytes = Uint8List.fromList(utf8.encode(jsonString));
+    final encoder = ZipFileEncoder();
-    archive.addFile(ArchiveFile('data.json', jsonBytes.length, jsonBytes));
+    encoder.create(tempZipPath);
 
-    int imageCount = 0;
+    try {
-    final appDir = await getApplicationDocumentsDirectory();
+      // data.json
-    final imagesRoot = path.join(appDir.path, 'images');
+      final jsonString = const JsonEncoder.withIndent('  ').convert(backupData);
+      final jsonBytes = Uint8List.fromList(utf8.encode(jsonString));
+      final dataFile = File(path.join(tempDir.path, 'mooknote_data.json'));
+      await dataFile.writeAsBytes(jsonBytes);
+      encoder.addFile(dataFile, 'data.json');
+      await dataFile.delete();
 
-    for (final imagePath in imagePaths) {
+      int imageCount = 0;
-      final file = File(imagePath);
+      final appDir = await getApplicationDocumentsDirectory();
-      if (await file.exists()) {
+      final imagesRoot = path.join(appDir.path, 'images');
-        final bytes = await file.readAsBytes();
-        String relativePath;
-        if (imagePath.startsWith(imagesRoot)) {
-          relativePath = imagePath.substring(imagesRoot.length + 1);
-        } else {
-          relativePath = path.basename(imagePath);
-        }
-        archive.addFile(ArchiveFile('images/$relativePath', bytes.length, bytes));
-        imageCount++;
-      }
-    }
 
-    // 收集 epub_books 目录下的 epub 文件
+      for (final imagePath in imagePaths) {
-    int epubCount = 0;
+        final file = File(imagePath);
-    final epubRoot = path.join(appDir.path, 'epub_books');
+        if (await file.exists()) {
-    final epubDir = Directory(epubRoot);
+          String relativePath;
-    if (await epubDir.exists()) {
+          if (imagePath.startsWith(imagesRoot)) {
-      await for (final entity in epubDir.list(recursive: true)) {
+            relativePath = imagePath.substring(imagesRoot.length + 1);
-        if (entity is File) {
+          } else {
-          final bytes = await entity.readAsBytes();
+            relativePath = path.basename(imagePath);
-          final relativePath = entity.path.substring(epubRoot.length + 1);
+          }
-          archive.addFile(ArchiveFile('epub_books/$relativePath', bytes.length, bytes));
+          encoder.addFile(file, 'images/$relativePath');
-          epubCount++;
+          imageCount++;
         }
       }
+
+      // 收集 epub_books 目录下的 epub 文件
+      int epubCount = 0;
+      final epubRoot = path.join(appDir.path, 'epub_books');
+      final epubDir = Directory(epubRoot);
+      if (await epubDir.exists()) {
+        await for (final entity in epubDir.list(recursive: true)) {
+          if (entity is File) {
+            final relativePath = entity.path.substring(epubRoot.length + 1);
+            encoder.addFile(entity, 'epub_books/$relativePath');
+            epubCount++;
+          }
+        }
+      }
+
+      encoder.close();
+
+      // 读取最终 zip 文件
+      final zipFile = File(tempZipPath);
+      final zipBytes = await zipFile.readAsBytes();
+      await zipFile.delete();
+
+      return _ExportData(
+        zipBytes: Uint8List.fromList(zipBytes),
+        movieCount: movies.length,
+        bookCount: books.length,
+        noteCount: notes.length,
+        imageCount: imageCount,
+        epubCount: epubCount,
+      );
+    } catch (e) {
+      encoder.close();
+      try { await File(tempZipPath).delete(); } catch (_) {}
+      rethrow;
     }
-
-    final zipBytes = ZipEncoder().encode(archive);
-    if (zipBytes == null) throw Exception('压缩备份文件失败');
-
-    return _ExportData(
-      zipBytes: Uint8List.fromList(zipBytes),
-      movieCount: movies.length,
-      bookCount: books.length,
-      noteCount: notes.length,
-      imageCount: imageCount,
-      epubCount: epubCount,
-    );
   }
 
   // ─── 手动导出 ─────────────────────────────────────────

lib/utils/sync/webdav_service.dart

@@ -311,11 +311,16 @@ class WebDAVService {
         }
 
         final prefs = await SharedPreferences.getInstance();
-        await prefs.setString(_lastSyncKey, DateTime.now().toIso8601String());
+
+        // 仅在上传成功或下载成功时记录同步时间
+        final bool anySuccess = uploadedFiles > 0 || downloadedFiles > 0;
+        if (anySuccess) {
+          await prefs.setString(_lastSyncKey, DateTime.now().toIso8601String());
+        }
 
         return SyncResult(
-          success: true,
+          success: anySuccess,
-          message: '同步完成',
+          message: anySuccess ? '同步完成' : '同步未完成，未传输任何数据',
           lastSyncTime: DateTime.now(),
           uploadedFiles: uploadedFiles,
           downloadedFiles: downloadedFiles,

lib/utils/theme/app_theme.dart

@@ -127,6 +127,44 @@ class AppTheme {
         selectedLabelStyle: TextStyle(fontFamily: _fontFamily, fontSize: 11, fontWeight: _medium),
         unselectedLabelStyle: TextStyle(fontFamily: _fontFamily, fontSize: 11, fontWeight: _regular, color: scheme.onSurfaceVariant),
       ),
+      textTheme: TextTheme(
+        headlineLarge: TextStyle(
+          fontFamily: _fontFamily, fontSize: 32, fontWeight: _semibold,
+          color: scheme.onSurface, letterSpacing: 0, height: 1.2,
+        ),
+        headlineMedium: TextStyle(
+          fontFamily: _fontFamily, fontSize: 24, fontWeight: _semibold,
+          color: scheme.onSurface, letterSpacing: 0, height: 1.3,
+        ),
+        headlineSmall: TextStyle(
+          fontFamily: _fontFamily, fontSize: 20, fontWeight: _semibold,
+          color: scheme.onSurface, letterSpacing: 0, height: 1.4,
+        ),
+        bodyLarge: TextStyle(
+          fontFamily: _fontFamily, fontSize: 16, fontWeight: _regular,
+          color: scheme.onSurface, height: 1.6,
+        ),
+        bodyMedium: TextStyle(
+          fontFamily: _fontFamily, fontSize: 15, fontWeight: _regular,
+          color: scheme.onSurface, height: 1.5,
+        ),
+        bodySmall: TextStyle(
+          fontFamily: _fontFamily, fontSize: 13, fontWeight: _regular,
+          color: scheme.onSurfaceVariant, height: 1.5,
+        ),
+        labelLarge: TextStyle(
+          fontFamily: _fontFamily, fontSize: 14, fontWeight: _medium,
+          color: scheme.onSurface,
+        ),
+        labelMedium: TextStyle(
+          fontFamily: _fontFamily, fontSize: 12, fontWeight: _medium,
+          color: scheme.onSurfaceVariant,
+        ),
+        labelSmall: TextStyle(
+          fontFamily: _fontFamily, fontSize: 11, fontWeight: _medium,
+          color: scheme.onSurfaceVariant, letterSpacing: 0.3,
+        ),
+      ),
     );
   }