diff --git a/src/TelegramPanel.Core/ServiceCollectionExtensions.cs b/src/TelegramPanel.Core/ServiceCollectionExtensions.cs
index f2ca234..0239835 100644
--- a/src/TelegramPanel.Core/ServiceCollectionExtensions.cs
+++ b/src/TelegramPanel.Core/ServiceCollectionExtensions.cs
@@ -26,7 +26,9 @@ public static class ServiceCollectionExtensions
 
         // 注册数据管理服务
         services.AddScoped<AccountManagementService>();
+        services.AddScoped<AccountCategoryManagementService>();
         services.AddScoped<ChannelManagementService>();
+        services.AddScoped<ChannelGroupManagementService>();
         services.AddScoped<GroupManagementService>();
         services.AddScoped<BatchTaskManagementService>();
 
diff --git a/src/TelegramPanel.Core/Services/AccountCategoryManagementService.cs b/src/TelegramPanel.Core/Services/AccountCategoryManagementService.cs
new file mode 100644
index 0000000..e9771de
--- /dev/null
+++ b/src/TelegramPanel.Core/Services/AccountCategoryManagementService.cs
@@ -0,0 +1,51 @@
+using TelegramPanel.Data.Entities;
+using TelegramPanel.Data.Repositories;
+
+namespace TelegramPanel.Core.Services;
+
+/// <summary>
+/// 账号分类管理服务
+/// </summary>
+public class AccountCategoryManagementService
+{
+    private readonly IAccountCategoryRepository _categoryRepository;
+
+    public AccountCategoryManagementService(IAccountCategoryRepository categoryRepository)
+    {
+        _categoryRepository = categoryRepository;
+    }
+
+    public async Task<IEnumerable<AccountCategory>> GetAllCategoriesAsync()
+    {
+        return await _categoryRepository.GetAllAsync();
+    }
+
+    public async Task<AccountCategory?> GetCategoryAsync(int id)
+    {
+        return await _categoryRepository.GetByIdAsync(id);
+    }
+
+    public async Task<AccountCategory?> GetCategoryByNameAsync(string name)
+    {
+        return await _categoryRepository.GetByNameAsync(name);
+    }
+
+    public async Task<AccountCategory> CreateCategoryAsync(AccountCategory category)
+    {
+        return await _categoryRepository.AddAsync(category);
+    }
+
+    public async Task UpdateCategoryAsync(AccountCategory category)
+    {
+        await _categoryRepository.UpdateAsync(category);
+    }
+
+    public async Task DeleteCategoryAsync(int id)
+    {
+        var category = await _categoryRepository.GetByIdAsync(id);
+        if (category != null)
+        {
+            await _categoryRepository.DeleteAsync(category);
+        }
+    }
+}
diff --git a/src/TelegramPanel.Core/Services/ChannelGroupManagementService.cs b/src/TelegramPanel.Core/Services/ChannelGroupManagementService.cs
new file mode 100644
index 0000000..ae1e31b
--- /dev/null
+++ b/src/TelegramPanel.Core/Services/ChannelGroupManagementService.cs
@@ -0,0 +1,51 @@
+using TelegramPanel.Data.Entities;
+using TelegramPanel.Data.Repositories;
+
+namespace TelegramPanel.Core.Services;
+
+/// <summary>
+/// 频道分组管理服务
+/// </summary>
+public class ChannelGroupManagementService
+{
+    private readonly IChannelGroupRepository _groupRepository;
+
+    public ChannelGroupManagementService(IChannelGroupRepository groupRepository)
+    {
+        _groupRepository = groupRepository;
+    }
+
+    public async Task<IEnumerable<ChannelGroup>> GetAllGroupsAsync()
+    {
+        return await _groupRepository.GetAllAsync();
+    }
+
+    public async Task<ChannelGroup?> GetGroupAsync(int id)
+    {
+        return await _groupRepository.GetByIdAsync(id);
+    }
+
+    public async Task<ChannelGroup?> GetGroupByNameAsync(string name)
+    {
+        return await _groupRepository.GetByNameAsync(name);
+    }
+
+    public async Task<ChannelGroup> CreateGroupAsync(ChannelGroup group)
+    {
+        return await _groupRepository.AddAsync(group);
+    }
+
+    public async Task UpdateGroupAsync(ChannelGroup group)
+    {
+        await _groupRepository.UpdateAsync(group);
+    }
+
+    public async Task DeleteGroupAsync(int id)
+    {
+        var group = await _groupRepository.GetByIdAsync(id);
+        if (group != null)
+        {
+            await _groupRepository.DeleteAsync(group);
+        }
+    }
+}
diff --git a/src/TelegramPanel.Data/Repositories/AccountCategoryRepository.cs b/src/TelegramPanel.Data/Repositories/AccountCategoryRepository.cs
new file mode 100644
index 0000000..e0761cb
--- /dev/null
+++ b/src/TelegramPanel.Data/Repositories/AccountCategoryRepository.cs
@@ -0,0 +1,29 @@
+using Microsoft.EntityFrameworkCore;
+using TelegramPanel.Data.Entities;
+
+namespace TelegramPanel.Data.Repositories;
+
+/// <summary>
+/// 账号分类仓储实现
+/// </summary>
+public class AccountCategoryRepository : Repository<AccountCategory>, IAccountCategoryRepository
+{
+    public AccountCategoryRepository(AppDbContext context) : base(context)
+    {
+    }
+
+    public override async Task<IEnumerable<AccountCategory>> GetAllAsync()
+    {
+        return await _dbSet
+            .Include(c => c.Accounts)
+            .OrderBy(c => c.Name)
+            .ToListAsync();
+    }
+
+    public async Task<AccountCategory?> GetByNameAsync(string name)
+    {
+        return await _dbSet
+            .Include(c => c.Accounts)
+            .FirstOrDefaultAsync(c => c.Name == name);
+    }
+}
diff --git a/src/TelegramPanel.Data/Repositories/ChannelGroupRepository.cs b/src/TelegramPanel.Data/Repositories/ChannelGroupRepository.cs
new file mode 100644
index 0000000..ab95741
--- /dev/null
+++ b/src/TelegramPanel.Data/Repositories/ChannelGroupRepository.cs
@@ -0,0 +1,29 @@
+using Microsoft.EntityFrameworkCore;
+using TelegramPanel.Data.Entities;
+
+namespace TelegramPanel.Data.Repositories;
+
+/// <summary>
+/// 频道分组仓储实现
+/// </summary>
+public class ChannelGroupRepository : Repository<ChannelGroup>, IChannelGroupRepository
+{
+    public ChannelGroupRepository(AppDbContext context) : base(context)
+    {
+    }
+
+    public override async Task<IEnumerable<ChannelGroup>> GetAllAsync()
+    {
+        return await _dbSet
+            .Include(g => g.Channels)
+            .OrderBy(g => g.Name)
+            .ToListAsync();
+    }
+
+    public async Task<ChannelGroup?> GetByNameAsync(string name)
+    {
+        return await _dbSet
+            .Include(g => g.Channels)
+            .FirstOrDefaultAsync(g => g.Name == name);
+    }
+}
diff --git a/src/TelegramPanel.Data/Repositories/IAccountCategoryRepository.cs b/src/TelegramPanel.Data/Repositories/IAccountCategoryRepository.cs
new file mode 100644
index 0000000..58f7dc0
--- /dev/null
+++ b/src/TelegramPanel.Data/Repositories/IAccountCategoryRepository.cs
@@ -0,0 +1,11 @@
+using TelegramPanel.Data.Entities;
+
+namespace TelegramPanel.Data.Repositories;
+
+/// <summary>
+/// 账号分类仓储接口
+/// </summary>
+public interface IAccountCategoryRepository : IRepository<AccountCategory>
+{
+    Task<AccountCategory?> GetByNameAsync(string name);
+}
diff --git a/src/TelegramPanel.Data/Repositories/IChannelGroupRepository.cs b/src/TelegramPanel.Data/Repositories/IChannelGroupRepository.cs
new file mode 100644
index 0000000..c0e214c
--- /dev/null
+++ b/src/TelegramPanel.Data/Repositories/IChannelGroupRepository.cs
@@ -0,0 +1,11 @@
+using TelegramPanel.Data.Entities;
+
+namespace TelegramPanel.Data.Repositories;
+
+/// <summary>
+/// 频道分组仓储接口
+/// </summary>
+public interface IChannelGroupRepository : IRepository<ChannelGroup>
+{
+    Task<ChannelGroup?> GetByNameAsync(string name);
+}
diff --git a/src/TelegramPanel.Data/ServiceCollectionExtensions.cs b/src/TelegramPanel.Data/ServiceCollectionExtensions.cs
index cf81aad..0fb39fb 100644
--- a/src/TelegramPanel.Data/ServiceCollectionExtensions.cs
+++ b/src/TelegramPanel.Data/ServiceCollectionExtensions.cs
@@ -17,7 +17,9 @@ public static class ServiceCollectionExtensions
 
         // 注册所有Repository
         services.AddScoped<IAccountRepository, AccountRepository>();
+        services.AddScoped<IAccountCategoryRepository, AccountCategoryRepository>();
         services.AddScoped<IChannelRepository, ChannelRepository>();
+        services.AddScoped<IChannelGroupRepository, ChannelGroupRepository>();
         services.AddScoped<IGroupRepository, GroupRepository>();
         services.AddScoped<IBatchTaskRepository, BatchTaskRepository>();
         services.AddScoped(typeof(IRepository<>), typeof(Repository<>));
diff --git a/src/TelegramPanel.Web/Components/Pages/AccountLogin.razor b/src/TelegramPanel.Web/Components/Pages/AccountLogin.razor
index c7eac82..3881e90 100644
--- a/src/TelegramPanel.Web/Components/Pages/AccountLogin.razor
+++ b/src/TelegramPanel.Web/Components/Pages/AccountLogin.razor
@@ -1,6 +1,9 @@
 @page "/accounts/login"
 @inject IAccountService AccountService
+@inject AccountManagementService AccountManagement
 @inject ISnackbar Snackbar
+@inject NavigationManager Navigation
+@using TelegramPanel.Data.Entities
 
 <PageTitle>手机号登录 - Telegram Panel</PageTitle>
 
@@ -16,6 +19,9 @@
                         <MudTextField @bind-Value="apiHash" Label="API Hash" Variant="Variant.Outlined" Required="true" Class="mt-3" />
                         <MudTextField @bind-Value="phoneNumber" Label="手机号" Variant="Variant.Outlined" Required="true"
                                       Placeholder="+86xxxxxxxxxx" Class="mt-3" />
+                        <MudText Typo="Typo.caption" Class="mt-2" Color="Color.Info">
+                            * 手机号需包含国家代码，例如：+8613800138000
+                        </MudText>
                     </MudStep>
 
                     <MudStep Title="验证码" IsResultStep="false">
@@ -24,6 +30,9 @@
                         </MudText>
                         <MudTextField @bind-Value="verificationCode" Label="验证码" Variant="Variant.Outlined" Required="true"
                                       Placeholder="12345" />
+                        <MudText Typo="Typo.caption" Class="mt-2" Color="Color.Info">
+                            请在Telegram客户端查收验证码
+                        </MudText>
                     </MudStep>
 
                     <MudStep Title="密码验证" Optional="true">
@@ -36,10 +45,14 @@
 
                     <MudStep Title="完成" IsResultStep="true">
                         <MudAlert Severity="Severity.Success" Class="mb-3">
-                            <MudText Typo="Typo.body1">登录成功！</MudText>
+                            <MudText Typo="Typo.body1">登录成功并保存到数据库！</MudText>
                         </MudAlert>
-                        <MudText Typo="Typo.body2">用户名：@username</MudText>
-                        <MudText Typo="Typo.body2">用户ID：@userId</MudText>
+                        <MudText Typo="Typo.body2"><strong>手机号：</strong>@phoneNumber</MudText>
+                        <MudText Typo="Typo.body2"><strong>用户名：</strong>@(username ?? "无")</MudText>
+                        <MudText Typo="Typo.body2"><strong>用户ID：</strong>@userId</MudText>
+                        <MudButton Variant="Variant.Filled" Color="Color.Primary" Href="/accounts" Class="mt-4">
+                            查看账号列表
+                        </MudButton>
                     </MudStep>
                 </MudStepper>
             </MudCardContent>
@@ -48,7 +61,7 @@
                     重置
                 </MudButton>
                 <MudSpacer />
-                @if (stepper.GetActiveIndex() > 0)
+                @if (stepper.GetActiveIndex() > 0 && !stepper.IsAllStepsCompleted())
                 {
                     <MudButton Variant="Variant.Text" Color="Color.Primary" OnClick="@(() => stepper.Previous())">
                         上一步
@@ -84,62 +97,96 @@
     private string verificationCode = "";
     private string password = "";
 
-    private string username = "";
+    private string? username = "";
     private long userId = 0;
+    private int accountId = 0;
 
     private async Task NextStep()
     {
         var currentStep = stepper.GetActiveIndex();
-
         logging = true;
 
         try
         {
             if (currentStep == 0)
             {
-                // 验证 API 配置并发送验证码
-                if (!int.TryParse(apiId, out _))
+                // 步骤1：验证 API 配置并发送验证码
+                if (!int.TryParse(apiId, out int parsedApiId))
                 {
                     Snackbar.Add("API ID 格式错误", Severity.Error);
                     return;
                 }
 
-                // TODO: 调用 API 发送验证码
-                Snackbar.Add($"验证码已发送到 {phoneNumber}", Severity.Info);
-                stepper.Next();
+                if (string.IsNullOrWhiteSpace(apiHash) || string.IsNullOrWhiteSpace(phoneNumber))
+                {
+                    Snackbar.Add("请填写完整信息", Severity.Error);
+                    return;
+                }
+
+                // 生成临时账号ID（用于跟踪登录过程）
+                accountId = DateTime.UtcNow.GetHashCode();
+
+                var result = await AccountService.StartLoginAsync(accountId, phoneNumber);
+
+                if (result.NextStep == "code")
+                {
+                    Snackbar.Add($"验证码已发送到 {phoneNumber}", Severity.Info);
+                    stepper.Next();
+                }
+                else if (result.NextStep == "signup")
+                {
+                    Snackbar.Add("此号码未注册Telegram，请先注册", Severity.Error);
+                }
+                else
+                {
+                    Snackbar.Add(result.Message ?? "发送验证码失败", Severity.Error);
+                }
             }
             else if (currentStep == 1)
             {
-                // 验证验证码
-                if (string.IsNullOrEmpty(verificationCode))
+                // 步骤2：验证验证码
+                if (string.IsNullOrWhiteSpace(verificationCode))
                 {
                     Snackbar.Add("请输入验证码", Severity.Error);
                     return;
                 }
 
-                // TODO: 验证验证码，检查是否需要密码
-                bool needsPassword = false; // 模拟
+                var result = await AccountService.SubmitCodeAsync(accountId, verificationCode);
 
-                if (needsPassword)
+                if (result.Success)
                 {
+                    // 登录成功，保存到数据库
+                    await SaveAccount(result.Account!);
+                }
+                else if (result.NextStep == "password")
+                {
+                    Snackbar.Add("需要两步验证密码", Severity.Info);
                     stepper.Next();
                 }
                 else
                 {
-                    // 直接完成登录
-                    await CompleteLogin();
+                    Snackbar.Add(result.Message ?? "验证码错误", Severity.Error);
                 }
             }
             else if (currentStep == 2)
             {
-                // 验证密码并完成登录
-                if (string.IsNullOrEmpty(password))
+                // 步骤3：验证密码
+                if (string.IsNullOrWhiteSpace(password))
                 {
                     Snackbar.Add("请输入密码", Severity.Error);
                     return;
                 }
 
-                await CompleteLogin();
+                var result = await AccountService.SubmitPasswordAsync(accountId, password);
+
+                if (result.Success)
+                {
+                    await SaveAccount(result.Account!);
+                }
+                else
+                {
+                    Snackbar.Add(result.Message ?? "密码错误", Severity.Error);
+                }
             }
         }
         catch (Exception ex)
@@ -152,13 +199,53 @@
         }
     }
 
-    private async Task CompleteLogin()
+    private async Task SaveAccount(TelegramPanel.Core.Models.AccountInfo accountInfo)
     {
-        // TODO: 完成登录并保存 session
-        username = "TestUser";
-        userId = 123456789;
+        try
+        {
+            // 检查账号是否已存在
+            var existingAccount = await AccountManagement.GetAccountByPhoneAsync(accountInfo.Phone!);
 
-        Snackbar.Add("登录成功！", Severity.Success);
-        stepper.Next();
+            if (existingAccount != null)
+            {
+                // 更新现有账号
+                existingAccount.Username = accountInfo.Username;
+                existingAccount.IsActive = true;
+                existingAccount.LastSyncAt = DateTime.UtcNow;
+                await AccountManagement.UpdateAccountAsync(existingAccount);
+
+                Snackbar.Add("账号信息已更新", Severity.Success);
+            }
+            else
+            {
+                // 创建新账号
+                var account = new Account
+                {
+                    Phone = accountInfo.Phone!,
+                    UserId = accountInfo.TelegramUserId,
+                    Username = accountInfo.Username,
+                    SessionPath = $"sessions/{accountInfo.Phone}.session",
+                    ApiId = int.Parse(apiId),
+                    ApiHash = apiHash,
+                    IsActive = true,
+                    CreatedAt = DateTime.UtcNow,
+                    LastSyncAt = DateTime.UtcNow
+                };
+
+                await AccountManagement.CreateAccountAsync(account);
+                Snackbar.Add("账号已保存到数据库", Severity.Success);
+            }
+
+            // 设置显示信息
+            username = accountInfo.Username;
+            userId = accountInfo.TelegramUserId;
+
+            // 跳转到完成步骤
+            stepper.Next();
+        }
+        catch (Exception ex)
+        {
+            Snackbar.Add($"保存账号失败：{ex.Message}", Severity.Error);
+        }
     }
 }
diff --git a/src/TelegramPanel.Web/Components/Pages/Accounts.razor b/src/TelegramPanel.Web/Components/Pages/Accounts.razor
index 18676df..b30bdef 100644
--- a/src/TelegramPanel.Web/Components/Pages/Accounts.razor
+++ b/src/TelegramPanel.Web/Components/Pages/Accounts.razor
@@ -1,6 +1,8 @@
 @page "/accounts"
-@inject IAccountService AccountService
+@inject AccountManagementService AccountManagement
 @inject ISnackbar Snackbar
+@inject IDialogService DialogService
+@using TelegramPanel.Data.Entities
 
 <PageTitle>账号列表 - Telegram Panel</PageTitle>
 
@@ -8,18 +10,22 @@
 
 <MudCard>
     <MudCardContent>
-        <MudTable Items="@accounts" Hover="true" Breakpoint="Breakpoint.Sm" Loading="@loading">
+        <MudTable Items="@filteredAccounts" Hover="true" Breakpoint="Breakpoint.Sm" Loading="@loading">
             <ToolBarContent>
-                <MudText Typo="Typo.h6">已导入账号</MudText>
+                <MudText Typo="Typo.h6">已导入账号 (@accounts.Count)</MudText>
                 <MudSpacer />
                 <MudTextField @bind-Value="searchString" Placeholder="搜索账号..." Adornment="Adornment.Start"
-                              AdornmentIcon="@Icons.Material.Filled.Search" IconSize="Size.Medium" Class="mt-0" />
+                              AdornmentIcon="@Icons.Material.Filled.Search" IconSize="Size.Medium" Class="mt-0"
+                              Immediate="true" />
+                <MudButton Variant="Variant.Filled" Color="Color.Primary" StartIcon="@Icons.Material.Filled.Refresh"
+                           OnClick="LoadAccounts" Class="ml-2">刷新</MudButton>
             </ToolBarContent>
             <HeaderContent>
                 <MudTh>手机号</MudTh>
                 <MudTh>用户名</MudTh>
                 <MudTh>用户ID</MudTh>
                 <MudTh>分类</MudTh>
+                <MudTh>频道/群组</MudTh>
                 <MudTh>状态</MudTh>
                 <MudTh>最后同步</MudTh>
                 <MudTh>操作</MudTh>
@@ -28,22 +34,40 @@
                 <MudTd DataLabel="手机号">@context.Phone</MudTd>
                 <MudTd DataLabel="用户名">@(context.Username ?? "-")</MudTd>
                 <MudTd DataLabel="用户ID">@context.UserId</MudTd>
-                <MudTd DataLabel="分类">@(context.Category ?? "未分类")</MudTd>
+                <MudTd DataLabel="分类">
+                    @if (context.Category != null)
+                    {
+                        <MudChip Size="Size.Small" Style="@($"background-color: {context.Category.Color ?? "#9E9E9E"}")">
+                            @context.Category.Name
+                        </MudChip>
+                    }
+                    else
+                    {
+                        <MudText Typo="Typo.body2" Color="Color.Default">未分类</MudText>
+                    }
+                </MudTd>
+                <MudTd DataLabel="频道/群组">
+                    <MudText Typo="Typo.body2">@context.Channels.Count / @context.Groups.Count</MudText>
+                </MudTd>
                 <MudTd DataLabel="状态">
                     <MudChip Size="Size.Small" Color="@(context.IsActive ? Color.Success : Color.Default)">
-                        @(context.IsActive ? "在线" : "离线")
+                        @(context.IsActive ? "活跃" : "停用")
                     </MudChip>
                 </MudTd>
                 <MudTd DataLabel="最后同步">@context.LastSyncAt.ToString("yyyy-MM-dd HH:mm")</MudTd>
                 <MudTd DataLabel="操作">
                     <MudIconButton Icon="@Icons.Material.Filled.Info" Size="Size.Small" Color="Color.Info"
-                                   OnClick="@(() => ShowDetails(context))" />
+                                   OnClick="@(() => ShowDetails(context))" Title="查看详情" />
+                    <MudIconButton Icon="@(context.IsActive ? Icons.Material.Filled.Stop : Icons.Material.Filled.PlayArrow)"
+                                   Size="Size.Small" Color="@(context.IsActive ? Color.Warning : Color.Success)"
+                                   OnClick="@(() => ToggleActive(context))"
+                                   Title="@(context.IsActive ? "停用" : "启用")" />
                     <MudIconButton Icon="@Icons.Material.Filled.Delete" Size="Size.Small" Color="Color.Error"
-                                   OnClick="@(() => DeleteAccount(context.Id))" />
+                                   OnClick="@(() => DeleteAccount(context))" Title="删除账号" />
                 </MudTd>
             </RowTemplate>
             <NoRecordsContent>
-                <MudText>暂无账号数据，请先导入账号</MudText>
+                <MudText>暂无账号数据，请先<MudLink Href="/accounts/import">导入账号</MudLink></MudText>
             </NoRecordsContent>
             <LoadingContent>
                 <MudProgressCircular Indeterminate="true" />
@@ -53,10 +77,18 @@
 </MudCard>
 
 @code {
-    private List<AccountInfo> accounts = new();
+    private List<Account> accounts = new();
     private bool loading = true;
     private string searchString = "";
 
+    private IEnumerable<Account> filteredAccounts =>
+        string.IsNullOrWhiteSpace(searchString)
+            ? accounts
+            : accounts.Where(a =>
+                a.Phone.Contains(searchString, StringComparison.OrdinalIgnoreCase) ||
+                (a.Username?.Contains(searchString, StringComparison.OrdinalIgnoreCase) ?? false) ||
+                a.UserId.ToString().Contains(searchString));
+
     protected override async Task OnInitializedAsync()
     {
         await LoadAccounts();
@@ -67,9 +99,8 @@
         loading = true;
         try
         {
-            // TODO: 从数据库加载账号列表
-            accounts = new List<AccountInfo>();
-            Snackbar.Add("账号列表加载成功", Severity.Success);
+            var accountList = await AccountManagement.GetAllAccountsAsync();
+            accounts = accountList.ToList();
         }
         catch (Exception ex)
         {
@@ -81,15 +112,57 @@
         }
     }
 
-    private void ShowDetails(AccountInfo account)
+    private async Task ShowDetails(Account account)
     {
-        Snackbar.Add($"查看账号详情：{account.Phone}", Severity.Info);
-        // TODO: 显示账号详情对话框
+        var (channels, groups) = await AccountManagement.GetAccountStatisticsAsync(account.Id);
+        var message = $@"
+账号详情：
+手机号：{account.Phone}
+用户名：{account.Username ?? "无"}
+用户ID：{account.UserId}
+分类：{account.Category?.Name ?? "未分类"}
+创建的频道：{channels} 个
+创建的群组：{groups} 个
+创建时间：{account.CreatedAt:yyyy-MM-dd HH:mm}
+最后同步：{account.LastSyncAt:yyyy-MM-dd HH:mm}
+Session路径：{account.SessionPath}
+";
+        await DialogService.ShowMessageBox("账号详情", message, "关闭");
     }
 
-    private async Task DeleteAccount(int accountId)
+    private async Task ToggleActive(Account account)
     {
-        // TODO: 确认对话框 + 删除账号
-        Snackbar.Add("删除功能开发中", Severity.Warning);
+        try
+        {
+            await AccountManagement.SetAccountActiveStatusAsync(account.Id, !account.IsActive);
+            account.IsActive = !account.IsActive;
+            Snackbar.Add($"账号已{(account.IsActive ? "启用" : "停用")}", Severity.Success);
+        }
+        catch (Exception ex)
+        {
+            Snackbar.Add($"操作失败：{ex.Message}", Severity.Error);
+        }
+    }
+
+    private async Task DeleteAccount(Account account)
+    {
+        bool? result = await DialogService.ShowMessageBox(
+            "确认删除",
+            $"确定要删除账号 {account.Phone} 吗？此操作不可撤销！",
+            yesText: "删除", cancelText: "取消");
+
+        if (result == true)
+        {
+            try
+            {
+                await AccountManagement.DeleteAccountAsync(account.Id);
+                accounts.Remove(account);
+                Snackbar.Add("账号已删除", Severity.Success);
+            }
+            catch (Exception ex)
+            {
+                Snackbar.Add($"删除失败：{ex.Message}", Severity.Error);
+            }
+        }
     }
 }