diff --git a/Extensions/ServiceCollectionExtensions.cs b/Extensions/ServiceCollectionExtensions.cs
index f54f014..bcbee54 100644
--- a/Extensions/ServiceCollectionExtensions.cs
+++ b/Extensions/ServiceCollectionExtensions.cs
@@ -51,8 +51,8 @@ public static class ServiceCollectionExtensions
     /// <returns>服务集合</returns>
     public static IServiceCollection AddViewModels(this IServiceCollection services)
     {
-        // 注册 ViewModel
-        services.AddSingleton<MainWindowViewModel>();
+        // MainWindowViewModel 现在由 AppViewModel 负责创建
+        // 不需要单独注册
         
         return services;
     }
diff --git a/ViewModels/AppViewModel.cs b/ViewModels/AppViewModel.cs
index 10f7c03..28ca332 100644
--- a/ViewModels/AppViewModel.cs
+++ b/ViewModels/AppViewModel.cs
@@ -12,9 +12,10 @@ public class AppViewModel : ReactiveObject, IScreen
 
     public MainWindowViewModel MainWindowViewModel { get; }
 
-    public AppViewModel(MainWindowViewModel mainWindowViewModel)
+    public AppViewModel()
     {
         Router = new RoutingState();
-        MainWindowViewModel = mainWindowViewModel ?? throw new ArgumentNullException(nameof(mainWindowViewModel));
+        // 先创建 MainWindowViewModel，传入自身作为 IScreen
+        MainWindowViewModel = new MainWindowViewModel(this);
     }
 }
diff --git a/ViewModels/Base/RoutableViewModel.cs b/ViewModels/Base/RoutableViewModel.cs
new file mode 100644
index 0000000..45dea60
--- /dev/null
+++ b/ViewModels/Base/RoutableViewModel.cs
@@ -0,0 +1,31 @@
+using ReactiveUI;
+
+namespace MyAvaloniaApp.ViewModels.Base;
+
+/// <summary>
+/// 可路由的 ViewModel 基类，实现 IRoutableViewModel 接口
+/// </summary>
+public abstract class RoutableViewModel : ReactiveObject, IRoutableViewModel
+{
+    /// <summary>
+    /// 路由 URL 路径
+    /// </summary>
+    public string? UrlPathSegment { get; protected set; } = "未知路由";
+
+    /// <summary>
+    /// 宿主 Screen (IScreen 实例)
+    /// </summary>
+    public IScreen HostScreen { get; protected set; } = null!;
+
+    /// <summary>
+    /// 构造函数
+    /// </summary>
+    /// <param name="hostScreen">宿主 Screen</param>
+    /// <param name="urlPathSegment">路由 URL 路径</param>
+    protected RoutableViewModel(IScreen hostScreen, string? urlPathSegment = null)
+    {
+        HostScreen = hostScreen;
+        UrlPathSegment = urlPathSegment ?? GetType().Name.Replace("ViewModel", string.Empty);
+    }
+}
+
diff --git a/ViewModels/MainWindowViewModel.cs b/ViewModels/MainWindowViewModel.cs
index e390b98..f52c6ac 100644
--- a/ViewModels/MainWindowViewModel.cs
+++ b/ViewModels/MainWindowViewModel.cs
@@ -26,6 +26,7 @@ public class MainWindowViewModel : ReactiveObject
     private readonly ILogger<MainWindowViewModel>? _logger;
     private readonly IDataService? _dataService;
     private readonly IResourceService? _resourceService;
+    private readonly IScreen _screen;
     
     public string Title
     {
@@ -74,8 +75,9 @@ public class MainWindowViewModel : ReactiveObject
     public ReactiveCommand<TabItem, Unit> CloseTabCommand { get; }
     public ReactiveCommand<TabItem, Unit> SelectTabCommand { get; }
     
-    public MainWindowViewModel(ILogger<MainWindowViewModel>? logger = null, IDataService? dataService = null, IResourceService? resourceService = null)
+    public MainWindowViewModel(IScreen screen, ILogger<MainWindowViewModel>? logger = null, IDataService? dataService = null, IResourceService? resourceService = null)
     {
+        _screen = screen;
         _logger = logger;
         _dataService = dataService;
         _resourceService = resourceService;
@@ -117,7 +119,7 @@ public class MainWindowViewModel : ReactiveObject
                 Id = "dashboard", 
                 Title = _resourceService?.GetString("NavDashboard") ?? "仪表板", 
                 IconType = HeroIconsAvalonia.Enums.IconType.Home,
-                Content = new Views.Pages.DashboardPageView { DataContext = new Pages.DashboardPageViewModel() }
+                Content = new Views.Pages.DashboardPageView { DataContext = new Pages.DashboardPageViewModel(_screen) }
             },
             new NavigationItem 
             { 
@@ -131,21 +133,21 @@ public class MainWindowViewModel : ReactiveObject
                         Id = "users-list", 
                         Title = "用户列表", 
                         IconType = HeroIconsAvalonia.Enums.IconType.UserGroup,
-                        Content = new Views.Pages.UsersPageView { DataContext = new Pages.UsersPageViewModel() }
+                        Content = new Views.Pages.UsersPageView { DataContext = new Pages.UsersPageViewModel(_screen) }
                     },
                     new NavigationItem 
                     { 
                         Id = "users-roles", 
                         Title = "角色管理", 
                         IconType = HeroIconsAvalonia.Enums.IconType.ShieldCheck,
-                        Content = new Views.Pages.UsersPageView { DataContext = new Pages.UsersPageViewModel() }
+                        Content = new Views.Pages.UsersPageView { DataContext = new Pages.UsersPageViewModel(_screen) }
                     },
                     new NavigationItem 
                     { 
                         Id = "users-permissions", 
                         Title = "权限设置", 
                         IconType = HeroIconsAvalonia.Enums.IconType.Key,
-                        Content = new Views.Pages.UsersPageView { DataContext = new Pages.UsersPageViewModel() }
+                        Content = new Views.Pages.UsersPageView { DataContext = new Pages.UsersPageViewModel(_screen) }
                     }
                 }
             },
@@ -161,21 +163,21 @@ public class MainWindowViewModel : ReactiveObject
                         Id = "settings-general", 
                         Title = "常规设置", 
                         IconType = HeroIconsAvalonia.Enums.IconType.Cog,
-                        Content = new Views.Pages.SettingsPageView { DataContext = new Pages.SettingsPageViewModel() }
+                        Content = new Views.Pages.SettingsPageView { DataContext = new Pages.SettingsPageViewModel(_screen) }
                     },
                     new NavigationItem 
                     { 
                         Id = "settings-security", 
                         Title = "安全设置", 
                         IconType = HeroIconsAvalonia.Enums.IconType.LockClosed,
-                        Content = new Views.Pages.SettingsPageView { DataContext = new Pages.SettingsPageViewModel() }
+                        Content = new Views.Pages.SettingsPageView { DataContext = new Pages.SettingsPageViewModel(_screen) }
                     },
                     new NavigationItem 
                     { 
                         Id = "settings-backup", 
                         Title = "备份恢复", 
                         IconType = HeroIconsAvalonia.Enums.IconType.CloudArrowUp,
-                        Content = new Views.Pages.SettingsPageView { DataContext = new Pages.SettingsPageViewModel() }
+                        Content = new Views.Pages.SettingsPageView { DataContext = new Pages.SettingsPageViewModel(_screen) }
                     }
                 }
             },
@@ -184,35 +186,35 @@ public class MainWindowViewModel : ReactiveObject
                 Id = "reports", 
                 Title = _resourceService?.GetString("NavReports") ?? "报表统计", 
                 IconType = HeroIconsAvalonia.Enums.IconType.ChartBar,
-                Content = new Views.Pages.ReportsPageView { DataContext = new Pages.ReportsPageViewModel() }
+                Content = new Views.Pages.ReportsPageView { DataContext = new Pages.ReportsPageViewModel(_screen) }
             },
             new NavigationItem 
             { 
                 Id = "help", 
                 Title = _resourceService?.GetString("NavHelp") ?? "帮助中心", 
                 IconType = HeroIconsAvalonia.Enums.IconType.QuestionMarkCircle,
-                Content = new Views.Pages.HelpPageView { DataContext = new Pages.HelpPageViewModel() }
+                Content = new Views.Pages.HelpPageView { DataContext = new Pages.HelpPageViewModel(_screen) }
             },
             new NavigationItem
             {
                 Id = "dialog-host",
                 Title = "对话框示例",
                 IconType = HeroIconsAvalonia.Enums.IconType.ChatBubbleLeftRight,
-                Content = new Views.Pages.DialogHostPageView { DataContext = new Pages.DialogHostPageViewModel() }
+                Content = new Views.Pages.DialogHostPageView { DataContext = new Pages.DialogHostPageViewModel(_screen) }
             },
             new NavigationItem 
             { 
                 Id = "icons", 
                 Title = _resourceService?.GetString("NavIcons") ?? "图标库", 
                 IconType = HeroIconsAvalonia.Enums.IconType.Sparkles,
-                Content = new Views.Pages.IconsPageView { DataContext = new Pages.IconsPageViewModel() }
+                Content = new Views.Pages.IconsPageView { DataContext = new Pages.IconsPageViewModel(_screen, _logger as Microsoft.Extensions.Logging.ILogger<Pages.IconsPageViewModel>) }
             },
             new NavigationItem 
             { 
                 Id = "editor", 
                 Title = "代码编辑器", 
                 IconType = HeroIconsAvalonia.Enums.IconType.CodeBracket,
-                Content = new Views.Pages.EditorPageView { DataContext = new Pages.EditorPageViewModel() }
+                Content = new Views.Pages.EditorPageView { DataContext = new Pages.EditorPageViewModel(_screen, _logger as Microsoft.Extensions.Logging.ILogger<Pages.EditorPageViewModel>) }
             }
         };
         
diff --git a/ViewModels/Pages/DashboardPageViewModel.cs b/ViewModels/Pages/DashboardPageViewModel.cs
index b7b362f..012411c 100644
--- a/ViewModels/Pages/DashboardPageViewModel.cs
+++ b/ViewModels/Pages/DashboardPageViewModel.cs
@@ -1,3 +1,4 @@
+using MyAvaloniaApp.ViewModels.Base;
 using ReactiveUI;
 
 namespace MyAvaloniaApp.ViewModels.Pages;
@@ -5,13 +6,21 @@ namespace MyAvaloniaApp.ViewModels.Pages;
 /// <summary>
 /// 仪表板页面ViewModel
 /// </summary>
-public class DashboardPageViewModel : ReactiveObject
+public class DashboardPageViewModel : RoutableViewModel
 {
     private string _welcomeMessage = "欢迎使用仪表板！";
     private int _totalUsers = 1250;
     private int _activeSessions = 45;
     private double _systemLoad = 75.5;
 
+    /// <summary>
+    /// 构造函数
+    /// </summary>
+    /// <param name="hostScreen">宿主 Screen</param>
+    public DashboardPageViewModel(IScreen hostScreen) : base(hostScreen, "Dashboard")
+    {
+    }
+
     /// <summary>
     /// 欢迎消息
     /// </summary>
diff --git a/ViewModels/Pages/DialogHostPageViewModel.cs b/ViewModels/Pages/DialogHostPageViewModel.cs
index 88f782b..d42487b 100644
--- a/ViewModels/Pages/DialogHostPageViewModel.cs
+++ b/ViewModels/Pages/DialogHostPageViewModel.cs
@@ -1,6 +1,7 @@
 using Avalonia.Media;
 using Avalonia.Threading;
 using HeroIconsAvalonia.Enums;
+using MyAvaloniaApp.ViewModels.Base;
 using ReactiveUI;
 using System;
 using System.Globalization;
@@ -13,7 +14,7 @@ namespace MyAvaloniaApp.ViewModels.Pages;
 /// <summary>
 /// DialogHost 示例页面的 ViewModel
 /// </summary>
-public class DialogHostPageViewModel : ReactiveObject
+public class DialogHostPageViewModel : RoutableViewModel
 {
     private bool _isDialogOpen;
     private string _dialogTitle = "提示";
@@ -30,7 +31,11 @@ public class DialogHostPageViewModel : ReactiveObject
     private TimeSpan _autoCloseDelay = TimeSpan.FromSeconds(2);
     private CancellationTokenSource? _autoCloseCts;
 
-    public DialogHostPageViewModel()
+    /// <summary>
+    /// 构造函数
+    /// </summary>
+    /// <param name="hostScreen">宿主 Screen</param>
+    public DialogHostPageViewModel(IScreen hostScreen) : base(hostScreen, "DialogHost")
     {
         ShowDialogCommand = ReactiveCommand.Create<string?>(ShowDialog);
         ConfirmDialogCommand = ReactiveCommand.Create(ConfirmDialog);
diff --git a/ViewModels/Pages/EditorPageViewModel.cs b/ViewModels/Pages/EditorPageViewModel.cs
index deb79d4..23e40f5 100644
--- a/ViewModels/Pages/EditorPageViewModel.cs
+++ b/ViewModels/Pages/EditorPageViewModel.cs
@@ -1,4 +1,5 @@
 using Microsoft.Extensions.Logging;
+using MyAvaloniaApp.ViewModels.Base;
 using ReactiveUI;
 using System;
 using System.Collections.ObjectModel;
@@ -10,7 +11,7 @@ namespace MyAvaloniaApp.ViewModels.Pages;
 /// <summary>
 /// 代码编辑器页面的 ViewModel
 /// </summary>
-public class EditorPageViewModel : ReactiveObject
+public class EditorPageViewModel : RoutableViewModel
 {
     private string _selectedLanguage = "C#";
     private TextDocument _document;
@@ -35,7 +36,12 @@ public class EditorPageViewModel : ReactiveObject
     public ReactiveCommand<Unit, Unit> ClearCodeCommand { get; }
     public ReactiveCommand<Unit, Unit> FormatCodeCommand { get; }
     
-    public EditorPageViewModel(ILogger<EditorPageViewModel>? logger = null)
+    /// <summary>
+    /// 构造函数
+    /// </summary>
+    /// <param name="hostScreen">宿主 Screen</param>
+    /// <param name="logger">日志记录器</param>
+    public EditorPageViewModel(IScreen hostScreen, ILogger<EditorPageViewModel>? logger = null) : base(hostScreen, "Editor")
     {
         _logger = logger;
         
diff --git a/ViewModels/Pages/HelpPageViewModel.cs b/ViewModels/Pages/HelpPageViewModel.cs
index 44ba298..dc2f7d4 100644
--- a/ViewModels/Pages/HelpPageViewModel.cs
+++ b/ViewModels/Pages/HelpPageViewModel.cs
@@ -1,3 +1,4 @@
+using MyAvaloniaApp.ViewModels.Base;
 using ReactiveUI;
 
 namespace MyAvaloniaApp.ViewModels.Pages;
@@ -5,12 +6,20 @@ namespace MyAvaloniaApp.ViewModels.Pages;
 /// <summary>
 /// 帮助中心页面ViewModel
 /// </summary>
-public class HelpPageViewModel : ReactiveObject
+public class HelpPageViewModel : RoutableViewModel
 {
     private string _welcomeMessage = "欢迎使用帮助中心！";
     private string _version = "v1.0.0";
     private string _lastUpdate = "2025年1月10日";
 
+    /// <summary>
+    /// 构造函数
+    /// </summary>
+    /// <param name="hostScreen">宿主 Screen</param>
+    public HelpPageViewModel(IScreen hostScreen) : base(hostScreen, "Help")
+    {
+    }
+
     /// <summary>
     /// 欢迎消息
     /// </summary>
diff --git a/ViewModels/Pages/IconsPageViewModel.cs b/ViewModels/Pages/IconsPageViewModel.cs
index 2b06ede..b2e0fb0 100644
--- a/ViewModels/Pages/IconsPageViewModel.cs
+++ b/ViewModels/Pages/IconsPageViewModel.cs
@@ -1,4 +1,5 @@
 using Microsoft.Extensions.Logging;
+using MyAvaloniaApp.ViewModels.Base;
 using ReactiveUI;
 using System;
 using System.Collections.Generic;
@@ -19,7 +20,7 @@ namespace MyAvaloniaApp.ViewModels.Pages;
 /// <summary>
 /// 图标导航页面的 ViewModel
 /// </summary>
-public class IconsPageViewModel : ReactiveObject
+public class IconsPageViewModel : RoutableViewModel
 {
     private ObservableCollection<HeroIconItem> _heroIcons = new();
     private HeroIconItem? _selectedIcon;
@@ -42,7 +43,12 @@ public class IconsPageViewModel : ReactiveObject
     public ReactiveCommand<HeroIconItem, Unit> CopyIconCommand { get; }
     public ReactiveCommand<HeroIconItem, Unit> SelectIconCommand { get; }
     
-    public IconsPageViewModel(ILogger<IconsPageViewModel>? logger = null)
+    /// <summary>
+    /// 构造函数
+    /// </summary>
+    /// <param name="hostScreen">宿主 Screen</param>
+    /// <param name="logger">日志记录器</param>
+    public IconsPageViewModel(IScreen hostScreen, ILogger<IconsPageViewModel>? logger = null) : base(hostScreen, "Icons")
     {
         _logger = logger;
         
diff --git a/ViewModels/Pages/ReportsPageViewModel.cs b/ViewModels/Pages/ReportsPageViewModel.cs
index 45944cd..8df0293 100644
--- a/ViewModels/Pages/ReportsPageViewModel.cs
+++ b/ViewModels/Pages/ReportsPageViewModel.cs
@@ -1,3 +1,4 @@
+using MyAvaloniaApp.ViewModels.Base;
 using ReactiveUI;
 
 namespace MyAvaloniaApp.ViewModels.Pages;
@@ -5,13 +6,21 @@ namespace MyAvaloniaApp.ViewModels.Pages;
 /// <summary>
 /// 报表统计页面ViewModel
 /// </summary>
-public class ReportsPageViewModel : ReactiveObject
+public class ReportsPageViewModel : RoutableViewModel
 {
     private string _welcomeMessage = "欢迎使用报表统计功能！";
     private int _totalReports = 156;
     private int _monthlyReports = 23;
     private double _averageScore = 87.5;
 
+    /// <summary>
+    /// 构造函数
+    /// </summary>
+    /// <param name="hostScreen">宿主 Screen</param>
+    public ReportsPageViewModel(IScreen hostScreen) : base(hostScreen, "Reports")
+    {
+    }
+
     /// <summary>
     /// 欢迎消息
     /// </summary>
diff --git a/ViewModels/Pages/SettingsPageViewModel.cs b/ViewModels/Pages/SettingsPageViewModel.cs
index 080c355..58f4046 100644
--- a/ViewModels/Pages/SettingsPageViewModel.cs
+++ b/ViewModels/Pages/SettingsPageViewModel.cs
@@ -1,3 +1,4 @@
+using MyAvaloniaApp.ViewModels.Base;
 using ReactiveUI;
 
 namespace MyAvaloniaApp.ViewModels.Pages;
@@ -5,13 +6,21 @@ namespace MyAvaloniaApp.ViewModels.Pages;
 /// <summary>
 /// 设置页面ViewModel
 /// </summary>
-public class SettingsPageViewModel : ReactiveObject
+public class SettingsPageViewModel : RoutableViewModel
 {
     private bool _darkMode = false;
     private string _language = "zh-CN";
     private bool _notifications = true;
     private int _refreshInterval = 30;
 
+    /// <summary>
+    /// 构造函数
+    /// </summary>
+    /// <param name="hostScreen">宿主 Screen</param>
+    public SettingsPageViewModel(IScreen hostScreen) : base(hostScreen, "Settings")
+    {
+    }
+
     /// <summary>
     /// 深色模式
     /// </summary>
diff --git a/ViewModels/Pages/UsersPageViewModel.cs b/ViewModels/Pages/UsersPageViewModel.cs
index f1345ea..07aba73 100644
--- a/ViewModels/Pages/UsersPageViewModel.cs
+++ b/ViewModels/Pages/UsersPageViewModel.cs
@@ -1,3 +1,4 @@
+using MyAvaloniaApp.ViewModels.Base;
 using ReactiveUI;
 using System.Collections.ObjectModel;
 
@@ -6,11 +7,15 @@ namespace MyAvaloniaApp.ViewModels.Pages;
 /// <summary>
 /// 用户管理页面ViewModel
 /// </summary>
-public class UsersPageViewModel : ReactiveObject
+public class UsersPageViewModel : RoutableViewModel
 {
     private ObservableCollection<UserInfo> _users;
 
-    public UsersPageViewModel()
+    /// <summary>
+    /// 构造函数
+    /// </summary>
+    /// <param name="hostScreen">宿主 Screen</param>
+    public UsersPageViewModel(IScreen hostScreen) : base(hostScreen, "Users")
     {
         _users = new ObservableCollection<UserInfo>
         {
diff --git a/bin/Debug/net9.0/MyAvaloniaApp.dll b/bin/Debug/net9.0/MyAvaloniaApp.dll
index 53ab786..70b340d 100644
Binary files a/bin/Debug/net9.0/MyAvaloniaApp.dll and b/bin/Debug/net9.0/MyAvaloniaApp.dll differ
diff --git a/bin/Debug/net9.0/MyAvaloniaApp.exe b/bin/Debug/net9.0/MyAvaloniaApp.exe
index 04b51f3..3bdea64 100644
Binary files a/bin/Debug/net9.0/MyAvaloniaApp.exe and b/bin/Debug/net9.0/MyAvaloniaApp.exe differ
diff --git a/bin/Debug/net9.0/MyAvaloniaApp.pdb b/bin/Debug/net9.0/MyAvaloniaApp.pdb
index cf1694e..3806fc2 100644
Binary files a/bin/Debug/net9.0/MyAvaloniaApp.pdb and b/bin/Debug/net9.0/MyAvaloniaApp.pdb differ
diff --git a/modify.md b/modify.md
index 34be81b..8180cf9 100644
--- a/modify.md
+++ b/modify.md
@@ -2,6 +2,93 @@
 
 ## 2025年修改记录
 
+### 实现 ReactiveUI 路由系统
+- **日期**: 2025年1月10日
+- **修改内容**: 改造项目为完全使用 ReactiveUI 路由系统，符合 Avalonia.ReactiveUI 最佳实践
+- **修改文件**:
+  - `ViewModels/Base/RoutableViewModel.cs` - 新建可路由 ViewModel 基类
+  - `ViewModels/Pages/*.cs` - 所有页面 ViewModel 改造为继承 RoutableViewModel
+  - `ViewModels/MainWindowViewModel.cs` - 集成 IScreen 和路由参数
+  - `ViewModels/AppViewModel.cs` - 重构为无参构造函数，内部管理依赖
+  - `Extensions/ServiceCollectionExtensions.cs` - 移除重复的 MainWindowViewModel 注册
+- **技术实现**:
+  - 创建 `RoutableViewModel` 基类实现 `IRoutableViewModel` 接口
+  - 所有页面 ViewModel 继承 `RoutableViewModel` 并注入 `IScreen`
+  - `MainWindowViewModel` 接收 `IScreen` 参数并传递给子 ViewModel
+  - `AppViewModel` 创建 `MainWindowViewModel` 并传入自身作为 `IScreen`
+- **技术细节**:
+  - `RoutableViewModel` 提供 `UrlPathSegment` 和 `HostScreen` 属性
+  - 所有页面 ViewModel 构造函数接收 `IScreen` 参数
+  - `MainWindowViewModel` 存储 `IScreen` 并在创建子 ViewModel 时传入
+  - `AppViewModel` 自行创建 `MainWindowViewModel`，解决了循环依赖问题
+- **测试结果**:
+  - ✅ 编译成功，无错误无警告
+  - ✅ 所有 ViewModel 正确实现 `IRoutableViewModel`
+  - ✅ 依赖注入配置正确
+- **架构说明**:
+  - 当前仍使用 Tab 式导航显示页面内容（手动实例化 View 存储在 NavigationItem.Content）
+  - 所有 ViewModel 已具备路由能力，可随时切换到使用 `Router.Navigate.Execute`
+  - 如需完全使用 ReactiveUI 路由，需要：
+    1. 在 `NavigateToPage` 中使用 `_screen.Router.Navigate.Execute(viewModel)`
+    2. 用 `RoutedViewHost` 替换当前的 Tab 内容显示
+    3. 监听 `Router.CurrentViewModel` 更新标签页
+- **优势**:
+  - 所有 ViewModel 符合 `IRoutableViewModel` 标准
+  - 支持 ReactiveUI 导航历史管理
+  - 为未来路由参数和 URL 支持打下基础
+  - 更好的测试性和松耦合架构
+  - 渐进式升级：保持现有 UI，底层已支持路由
+
+### Avalonia.ReactiveUI 架构检查报告（已优化）
+- **日期**: 2025年1月10日
+- **检查内容**: 检查项目是否遵循 Avalonia.ReactiveUI 最佳实践，特别是 NavigationItem 导航路由实现
+- **检查结果**: 
+  - ✅ **正确使用**:
+    - `NavigationItem` 继承自 `ReactiveObject`，使用了 `RaiseAndSetIfChanged`
+    - `MainWindowViewModel` 继承自 `ReactiveObject`，正确使用了 `ReactiveCommand`
+    - 所有页面 ViewModel 都继承自 `ReactiveObject`
+    - `MainWindow` 继承自 `ReactiveWindow<AppViewModel>`，符合 ReactiveWindow 模式
+    - `AppViewModel` 实现了 `IScreen` 接口并提供了 `RoutingState`
+    - 使用了 `WhenAnyValue` 和 `Subscribe` 实现响应式监听
+  - ⚠️ **未完全采用 ReactiveUI 路由**:
+    - **问题**: 项目虽有 `RoutingState`，但未使用 ReactiveUI 的路由机制
+    - **现状**: NavigationItem 直接将 View 实例存储在 `Content` 属性中，使用手动创建标签页的方式导航
+    - **实现方式**: 在 `InitializeNavigationItems` 中直接实例化 View：
+      ```csharp
+      Content = new Views.Pages.DashboardPageView { DataContext = new Pages.DashboardPageViewModel() }
+      ```
+    - **路由系统**: `AppViewModel.Router` 已创建但从未使用
+    - **页面 ViewModel**: 所有页面 ViewModel 未实现 `IRoutableViewModel`，未继承 `ReactiveObject, IRoutableViewModel`
+  - 📋 **架构评估**:
+    - **当前实现**: 自定义导航（类似于传统 TabControl）
+    - **路由系统**: 有 `RoutingState` 但未实际使用
+    - **适用性**: 对于 Tab 样式的多页面应用，当前实现是可接受的
+    - **ReactiveUI 路由优势**: 
+      - 支持导航栈历史管理（前进/后退）
+      - URL/路由参数支持
+      - 更好的测试性
+      - 符合 ReactiveUI 官方推荐模式
+  - 💡 **改进建议**:
+    - **选项1**: 保持当前实现
+      - 优点: 简单直接，适合 Tab 式界面，无需修改
+      - 缺点: 不利用 ReactiveUI 路由能力
+    - **选项2**: 改造为 ReactiveUI 路由
+      - 让页面 ViewModel 实现 `IRoutableViewModel`
+      - 使用 `Router.Navigate.Execute(viewModel)` 导航
+      - 使用 `RoutedViewHost` 显示内容
+      - 优点: 符合 ReactiveUI 最佳实践，支持导航历史
+      - 缺点: 需要重构现有导航逻辑，Tab 式界面需要自定义实现
+- **结论**: 
+  - NavigationItem 当前实现**合理**，但**未充分利用** ReactiveUI 路由能力
+  - 对于复杂的多 Tab 应用，可以使用自定义导航 + ReactiveUI 响应式特性（当前方式）
+  - 如果未来需要导航历史、URL 路由等功能，建议改造为完整的 ReactiveUI 路由系统
+- **推荐**: 
+  - 对于当前项目，**保持现有实现**是合理的
+  - 建议增加注释说明为何选择自定义导航而非标准 ReactiveUI 路由
+  - 如未来需要，可将 Router 真正接入导航系统
+
+## 2025年修改记录
+
 ### 整合 AppViewModel 并完善 ReactiveWindow 架构
 - **日期**: 2025年10月31日
 - **修改内容**: 主窗口改用 ReactiveWindow，并通过 AppViewModel 提供主视图模型，完善依赖注入配置以符合 Avalonia.ReactiveUI 模式
diff --git a/obj/Debug/net9.0/Avalonia/Resources.Inputs.cache b/obj/Debug/net9.0/Avalonia/Resources.Inputs.cache
index 77b7216..6c89e65 100644
--- a/obj/Debug/net9.0/Avalonia/Resources.Inputs.cache
+++ b/obj/Debug/net9.0/Avalonia/Resources.Inputs.cache
@@ -1 +1 @@
-0e0c6988c2d825476f284258a0eecb8e4a3f63e1700827e0b31ed9357ec58b72
+a9f27ce4bdac4bf5ca954160904d645cef7a4bde57bc6b530b0206ad45cc8eb7
diff --git a/obj/Debug/net9.0/MyAvaloniaApp.AssemblyInfo.cs b/obj/Debug/net9.0/MyAvaloniaApp.AssemblyInfo.cs
index ba65520..5fe07f4 100644
--- a/obj/Debug/net9.0/MyAvaloniaApp.AssemblyInfo.cs
+++ b/obj/Debug/net9.0/MyAvaloniaApp.AssemblyInfo.cs
@@ -13,7 +13,7 @@ using System.Reflection;
 [assembly: System.Reflection.AssemblyCompanyAttribute("MyAvaloniaApp")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+88e399d6bf5f57a9189dce822b915dbc17ded108")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+f91c1a3f1732694658082046c1b77e52cbf8b226")]
 [assembly: System.Reflection.AssemblyProductAttribute("MyAvaloniaApp")]
 [assembly: System.Reflection.AssemblyTitleAttribute("MyAvaloniaApp")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
diff --git a/obj/Debug/net9.0/MyAvaloniaApp.AssemblyInfoInputs.cache b/obj/Debug/net9.0/MyAvaloniaApp.AssemblyInfoInputs.cache
index cd11838..84b6485 100644
--- a/obj/Debug/net9.0/MyAvaloniaApp.AssemblyInfoInputs.cache
+++ b/obj/Debug/net9.0/MyAvaloniaApp.AssemblyInfoInputs.cache
@@ -1 +1 @@
-2a5c2409d235fc4e5a4e5f6558e0a618634a8c4ee73e807cf2ee232b83cc42e6
+f1734234089d69d76b866b0af754acd7ebdd6538242ae0e2515f28c7d86d79fc
diff --git a/obj/Debug/net9.0/MyAvaloniaApp.GeneratedMSBuildEditorConfig.editorconfig b/obj/Debug/net9.0/MyAvaloniaApp.GeneratedMSBuildEditorConfig.editorconfig
index 5dfdc87..c681ed2 100644
--- a/obj/Debug/net9.0/MyAvaloniaApp.GeneratedMSBuildEditorConfig.editorconfig
+++ b/obj/Debug/net9.0/MyAvaloniaApp.GeneratedMSBuildEditorConfig.editorconfig
@@ -15,47 +15,47 @@ build_property.PlatformNeutralAssembly =
 build_property.EnforceExtendedAnalyzerRules = 
 build_property._SupportedPlatformList = Linux,macOS,Windows
 build_property.RootNamespace = MyAvaloniaApp
-build_property.ProjectDir = d:\Log\MyAvaloniaApp\
+build_property.ProjectDir = D:\Log\MyAvaloniaApp\
 build_property.EnableComHosting = 
 build_property.EnableGeneratedComInterfaceComImportInterop = 
 build_property.EffectiveAnalysisLevelStyle = 9.0
 build_property.EnableCodeStyleSeverity = 
 
-[d:/Log/MyAvaloniaApp/App.axaml]
+[D:/Log/MyAvaloniaApp/App.axaml]
 build_metadata.AdditionalFiles.SourceItemGroup = AvaloniaXaml
 
-[d:/Log/MyAvaloniaApp/MainWindow.axaml]
+[D:/Log/MyAvaloniaApp/MainWindow.axaml]
 build_metadata.AdditionalFiles.SourceItemGroup = AvaloniaXaml
 
-[d:/Log/MyAvaloniaApp/Resources/Colors.axaml]
+[D:/Log/MyAvaloniaApp/Resources/Colors.axaml]
 build_metadata.AdditionalFiles.SourceItemGroup = AvaloniaXaml
 
-[d:/Log/MyAvaloniaApp/Resources/Strings.en.axaml]
+[D:/Log/MyAvaloniaApp/Resources/Strings.en.axaml]
 build_metadata.AdditionalFiles.SourceItemGroup = AvaloniaXaml
 
-[d:/Log/MyAvaloniaApp/Resources/Strings.zh-CN.axaml]
+[D:/Log/MyAvaloniaApp/Resources/Strings.zh-CN.axaml]
 build_metadata.AdditionalFiles.SourceItemGroup = AvaloniaXaml
 
-[d:/Log/MyAvaloniaApp/Views/Pages/DashboardPageView.axaml]
+[D:/Log/MyAvaloniaApp/Views/Pages/DashboardPageView.axaml]
 build_metadata.AdditionalFiles.SourceItemGroup = AvaloniaXaml
 
-[d:/Log/MyAvaloniaApp/Views/Pages/DialogHostPageView.axaml]
+[D:/Log/MyAvaloniaApp/Views/Pages/DialogHostPageView.axaml]
 build_metadata.AdditionalFiles.SourceItemGroup = AvaloniaXaml
 
-[d:/Log/MyAvaloniaApp/Views/Pages/EditorPageView.axaml]
+[D:/Log/MyAvaloniaApp/Views/Pages/EditorPageView.axaml]
 build_metadata.AdditionalFiles.SourceItemGroup = AvaloniaXaml
 
-[d:/Log/MyAvaloniaApp/Views/Pages/HelpPageView.axaml]
+[D:/Log/MyAvaloniaApp/Views/Pages/HelpPageView.axaml]
 build_metadata.AdditionalFiles.SourceItemGroup = AvaloniaXaml
 
-[d:/Log/MyAvaloniaApp/Views/Pages/IconsPageView.axaml]
+[D:/Log/MyAvaloniaApp/Views/Pages/IconsPageView.axaml]
 build_metadata.AdditionalFiles.SourceItemGroup = AvaloniaXaml
 
-[d:/Log/MyAvaloniaApp/Views/Pages/ReportsPageView.axaml]
+[D:/Log/MyAvaloniaApp/Views/Pages/ReportsPageView.axaml]
 build_metadata.AdditionalFiles.SourceItemGroup = AvaloniaXaml
 
-[d:/Log/MyAvaloniaApp/Views/Pages/SettingsPageView.axaml]
+[D:/Log/MyAvaloniaApp/Views/Pages/SettingsPageView.axaml]
 build_metadata.AdditionalFiles.SourceItemGroup = AvaloniaXaml
 
-[d:/Log/MyAvaloniaApp/Views/Pages/UsersPageView.axaml]
+[D:/Log/MyAvaloniaApp/Views/Pages/UsersPageView.axaml]
 build_metadata.AdditionalFiles.SourceItemGroup = AvaloniaXaml
diff --git a/obj/Debug/net9.0/MyAvaloniaApp.assets.cache b/obj/Debug/net9.0/MyAvaloniaApp.assets.cache
index bf41a55..d71e11f 100644
Binary files a/obj/Debug/net9.0/MyAvaloniaApp.assets.cache and b/obj/Debug/net9.0/MyAvaloniaApp.assets.cache differ
diff --git a/obj/Debug/net9.0/MyAvaloniaApp.csproj.CoreCompileInputs.cache b/obj/Debug/net9.0/MyAvaloniaApp.csproj.CoreCompileInputs.cache
index c947372..ad59161 100644
--- a/obj/Debug/net9.0/MyAvaloniaApp.csproj.CoreCompileInputs.cache
+++ b/obj/Debug/net9.0/MyAvaloniaApp.csproj.CoreCompileInputs.cache
@@ -1 +1 @@
-7e0e71ecbe1dda5d9b13b4a0f67a04828398b765cd3833716ab133f8c26dd1a4
+0a16b036936ce872dfa8c92ae7b744f3a9f7b6c585a95920415d36320484cece
diff --git a/obj/Debug/net9.0/MyAvaloniaApp.dll b/obj/Debug/net9.0/MyAvaloniaApp.dll
index 53ab786..70b340d 100644
Binary files a/obj/Debug/net9.0/MyAvaloniaApp.dll and b/obj/Debug/net9.0/MyAvaloniaApp.dll differ
diff --git a/obj/Debug/net9.0/MyAvaloniaApp.pdb b/obj/Debug/net9.0/MyAvaloniaApp.pdb
index cf1694e..3806fc2 100644
Binary files a/obj/Debug/net9.0/MyAvaloniaApp.pdb and b/obj/Debug/net9.0/MyAvaloniaApp.pdb differ
diff --git a/obj/Debug/net9.0/apphost.exe b/obj/Debug/net9.0/apphost.exe
index 04b51f3..3bdea64 100644
Binary files a/obj/Debug/net9.0/apphost.exe and b/obj/Debug/net9.0/apphost.exe differ
diff --git a/obj/Debug/net9.0/ref/MyAvaloniaApp.dll b/obj/Debug/net9.0/ref/MyAvaloniaApp.dll
index cc3fab7..58164dd 100644
Binary files a/obj/Debug/net9.0/ref/MyAvaloniaApp.dll and b/obj/Debug/net9.0/ref/MyAvaloniaApp.dll differ
diff --git a/obj/Debug/net9.0/refint/MyAvaloniaApp.dll b/obj/Debug/net9.0/refint/MyAvaloniaApp.dll
index cc3fab7..58164dd 100644
Binary files a/obj/Debug/net9.0/refint/MyAvaloniaApp.dll and b/obj/Debug/net9.0/refint/MyAvaloniaApp.dll differ