LanMountainDesktop/LanMountainDesktop.Launcher/Views/DataLocationPromptWindow.axaml

<Window xmlns="https://github.com/avaloniaui"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:views="clr-namespace:LanMountainDesktop.Launcher.Views"
        xmlns:fi="using:FluentIcons.Avalonia"
        mc:Ignorable="d"
        d:DesignWidth="520"
        d:DesignHeight="480"
        x:Class="LanMountainDesktop.Launcher.Views.DataLocationPromptWindow"
        x:DataType="views:DataLocationPromptWindow"
        Title="Choose Data Location"
        Width="520"
        Height="480"
        CanResize="False"
        WindowStartupLocation="CenterScreen"
        Background="{DynamicResource SolidBackgroundFillColorBaseBrush}"
        TransparencyLevelHint="None"
        Icon="/Assets/logo.ico">
  <Grid x:Name="ContentGrid"
        Opacity="0">
    <Grid.RenderTransform>
      <TranslateTransform Y="24" />
    </Grid.RenderTransform>
    <Grid Margin="36" RowDefinitions="Auto,*,Auto">
      <StackPanel Grid.Row="0" Spacing="8" Margin="0,0,0,20">
        <TextBlock Text="Choose Data Location"
                   FontSize="22"
                   FontWeight="SemiBold"
                   Foreground="{DynamicResource TextFillColorPrimaryBrush}" />
        <TextBlock Text="Choose where launcher and desktop data should be stored. You can change this later in settings."
                   FontSize="13"
                   TextWrapping="Wrap"
                   Foreground="{DynamicResource TextFillColorSecondaryBrush}" />
      </StackPanel>

      <StackPanel Grid.Row="1" Spacing="12">
        <Border x:Name="AdminWarningBanner"
                Background="{DynamicResource SystemFillColorCriticalBackgroundBrush}"
                CornerRadius="{DynamicResource DesignCornerRadiusMd}"
                Padding="12,10"
                IsVisible="False">
          <StackPanel Spacing="4">
            <StackPanel Orientation="Horizontal" Spacing="6">
              <fi:SymbolIcon Symbol="Important"
                             FontSize="16"
                             Foreground="{DynamicResource SystemFillColorCriticalBrush}" />
              <TextBlock Text="App folder is not writable"
                         FontWeight="SemiBold"
                         FontSize="13"
                         Foreground="{DynamicResource SystemFillColorCriticalBrush}" />
            </StackPanel>
            <TextBlock Text="The current install directory requires elevated permissions. Data will be stored in the system user profile instead."
                       FontSize="12"
                       TextWrapping="Wrap"
                       Foreground="{DynamicResource SystemFillColorCriticalBrush}" />
          </StackPanel>
        </Border>

        <Border x:Name="SystemOptionBorder"
                Background="{DynamicResource CardBackgroundFillColorDefaultBrush}"
                CornerRadius="{DynamicResource DesignCornerRadiusMd}"
                BorderThickness="2"
                BorderBrush="{DynamicResource AccentFillColorDefaultBrush}"
                Padding="16,14">
          <Grid ColumnDefinitions="Auto,*">
            <RadioButton x:Name="SystemRadio"
                         Grid.Column="0"
                         VerticalAlignment="Top"
                         Margin="0,2,12,0"
                         GroupName="DataLocation"
                         IsChecked="True" />
            <StackPanel Grid.Column="1" Spacing="4">
              <TextBlock Text="Store in the system user profile (Recommended)"
                         FontSize="14"
                         FontWeight="SemiBold"
                         Foreground="{DynamicResource TextFillColorPrimaryBrush}" />
              <TextBlock Text="Data stays tied to the current Windows user and remains intact across app reinstalls and updates."
                         FontSize="12"
                         TextWrapping="Wrap"
                         Foreground="{DynamicResource TextFillColorSecondaryBrush}" />
              <TextBlock x:Name="SystemPathText"
                         FontSize="11"
                         TextWrapping="Wrap"
                         Foreground="{DynamicResource TextFillColorTertiaryBrush}"
                         Margin="0,4,0,0" />
            </StackPanel>
          </Grid>
        </Border>

        <Border x:Name="PortableOptionBorder"
                Background="{DynamicResource CardBackgroundFillColorDefaultBrush}"
                CornerRadius="{DynamicResource DesignCornerRadiusMd}"
                BorderThickness="1"
                BorderBrush="{DynamicResource CardStrokeColorDefaultBrush}"
                Padding="16,14">
          <Grid ColumnDefinitions="Auto,*">
            <RadioButton x:Name="PortableRadio"
                         Grid.Column="0"
                         VerticalAlignment="Top"
                         Margin="0,2,12,0"
                         GroupName="DataLocation"
                         IsEnabled="False" />
            <StackPanel Grid.Column="1" Spacing="4">
              <TextBlock Text="Store next to the app"
                         FontSize="14"
                         FontWeight="SemiBold"
                         Foreground="{DynamicResource TextFillColorPrimaryBrush}" />
              <TextBlock Text="Useful for portable installs. The whole app folder can be moved to another machine together with its data."
                         FontSize="12"
                         TextWrapping="Wrap"
                         Foreground="{DynamicResource TextFillColorSecondaryBrush}" />
              <TextBlock x:Name="PortablePathText"
                         FontSize="11"
                         TextWrapping="Wrap"
                         Foreground="{DynamicResource TextFillColorTertiaryBrush}"
                         Margin="0,4,0,0" />
            </StackPanel>
          </Grid>
        </Border>

        <Border x:Name="MigrationInfoBorder"
                Background="{DynamicResource SystemFillColorSuccessBackgroundBrush}"
                CornerRadius="{DynamicResource DesignCornerRadiusMd}"
                Padding="12,10"
                IsVisible="False">
          <StackPanel Orientation="Horizontal" Spacing="6">
            <fi:SymbolIcon Symbol="Info"
                           FontSize="16"
                           Foreground="{DynamicResource SystemFillColorSuccessBrush}" />
            <TextBlock x:Name="MigrationInfoText"
                       FontSize="12"
                       TextWrapping="Wrap"
                       Foreground="{DynamicResource SystemFillColorSuccessBrush}" />
          </StackPanel>
        </Border>
      </StackPanel>

      <StackPanel Grid.Row="2"
                  Orientation="Horizontal"
                  HorizontalAlignment="Right"
                  Spacing="10"
                  Margin="0,20,0,0">
        <Button x:Name="CancelButton"
                Content="Cancel"
                Theme="{DynamicResource ButtonTheme}"
                IsVisible="False" />
        <Button x:Name="ConfirmButton"
                Content="Confirm"
                Theme="{DynamicResource AccentButtonTheme}" />
      </StackPanel>
    </Grid>
  </Grid>
</Window>