<Window xmlns="https://github.com/avaloniaui"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        x:Class="Client.Avalonia.Views.MainWindow"
        Title="{Binding Title}"
        Width="1100"
        Height="750"
        WindowStartupLocation="CenterScreen">
  <Grid RowDefinitions="Auto,*">
    <!-- 顶部标题栏 -->
    <Border Grid.Row="0" Padding="14,8" Background="{DynamicResource SystemAccentColor}">
      <Grid ColumnDefinitions="Auto,*,Auto">
        <Label Grid.Column="0" FontSize="16" FontWeight="Bold" Foreground="White"
               VerticalAlignment="Center">📡 JT808 测试客户端</Label>
        <Label Grid.Column="2" FontSize="12" Foreground="#CCFFFFFF" VerticalAlignment="Center"
               Content="{Binding Connection.StatusText}" />
      </Grid>
    </Border>

    <!-- 标签页 -->
    <TabControl Grid.Row="1" SelectedIndex="{Binding SelectedTab}" Margin="0">
      <TabControl.Styles>
        <Style Selector="TabItem">
          <Setter Property="FontSize" Value="13" />
          <Setter Property="Padding" Value="16,10" />
        </Style>
        <Style Selector="TabItem:selected">
          <Setter Property="FontWeight" Value="Bold" />
        </Style>
      </TabControl.Styles>
      <TabItem Header="🔌 连接管理">
        <ContentControl Content="{Binding Connection}" />
      </TabItem>
      <TabItem Header="📱 终端模拟">
        <ContentControl Content="{Binding Device}" />
      </TabItem>
      <TabItem Header="📋 消息日志">
        <ContentControl Content="{Binding MessageLog}" />
      </TabItem>
      <TabItem Header="⚙️ 服务端管理">
        <ContentControl Content="{Binding Server}" />
      </TabItem>
      <TabItem Header="🔍 指令解析">
        <ContentControl Content="{Binding Parser}" />
      </TabItem>
    </TabControl>
  </Grid>
</Window>