MainWindow.xaml

<Window x:Class="CloudIgnore.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="CloudIgnore" Height="780" Width="1280"
        Loaded="Window_Loaded"
        Background="#F6F8FB"
        FontFamily="Segoe UI">
    <Window.Resources>
        <Style x:Key="CardStyle" TargetType="Border">
            <Setter Property="Background" Value="White" />
            <Setter Property="BorderBrush" Value="#E5EAF2" />
            <Setter Property="BorderThickness" Value="1" />
            <Setter Property="CornerRadius" Value="14" />
            <Setter Property="Padding" Value="16" />
        </Style>
        <Style x:Key="PrimaryButton" TargetType="Button">
            <Setter Property="Background" Value="#2563EB" />
            <Setter Property="Foreground" Value="White" />
            <Setter Property="Padding" Value="14,9" />
            <Setter Property="BorderThickness" Value="0" />
            <Setter Property="FontWeight" Value="Bold" />
            <Setter Property="Cursor" Value="Hand" />
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="Button">
                        <Border Background="{TemplateBinding Background}" CornerRadius="10" Padding="{TemplateBinding Padding}">
                            <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center" />
                        </Border>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>
        <Style x:Key="SecondaryButton" TargetType="Button" BasedOn="{StaticResource PrimaryButton}">
            <Setter Property="Background" Value="White" />
            <Setter Property="Foreground" Value="#334155" />
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="Button">
                        <Border Background="{TemplateBinding Background}" BorderBrush="#E5EAF2" BorderThickness="1" CornerRadius="10" Padding="{TemplateBinding Padding}">
                            <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center" />
                        </Border>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>
    </Window.Resources>

    <Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="240" />
            <ColumnDefinition Width="*" />
        </Grid.ColumnDefinitions>

        <!-- Sidebar -->
        <Border Grid.Column="0" Background="White" BorderBrush="#E5EAF2" BorderThickness="0,0,1,0">
            <DockPanel Margin="20">
                <StackPanel Orientation="Horizontal" DockPanel.Dock="Top" Margin="0,0,0,24">
                    <Border Background="#2563EB" CornerRadius="10" Width="38" Height="38">
                        <TextBlock Text="CI" Foreground="White" FontWeight="Bold" HorizontalAlignment="Center" VerticalAlignment="Center" />
                    </Border>
                    <StackPanel Margin="10,0,0,0">
                        <TextBlock Text="CloudIgnore" FontWeight="Bold" FontSize="16" />
                        <TextBlock Text="Dropbox sync helper" Foreground="#64748B" FontSize="11" />
                    </StackPanel>
                </StackPanel>

                <Border DockPanel.Dock="Bottom" Background="#F8FAFC" BorderBrush="#E5EAF2" BorderThickness="1" CornerRadius="12" Padding="12">
                    <StackPanel>
                        <TextBlock Text="Safety Mode On" FontWeight="Bold" Margin="0,0,0,4" />
                        <TextBlock Text="No changes are made until you scan, preview, select items, and confirm Apply Ignore."
                                   TextWrapping="Wrap" Foreground="#64748B" FontSize="11" />
                    </StackPanel>
                </Border>

                <StackPanel DockPanel.Dock="Top" Margin="0,8,0,0">
                    <TextBlock Text="Dashboard" Padding="10" Background="#EFF6FF" Foreground="#2563EB" FontWeight="Bold" />
                </StackPanel>
            </DockPanel>
        </Border>

        <!-- Main -->
        <Grid Grid.Column="1" Margin="28">
            <Grid.RowDefinitions>
                <RowDefinition Height="Auto" />
                <RowDefinition Height="Auto" />
                <RowDefinition Height="Auto" />
                <RowDefinition Height="*" />
            </Grid.RowDefinitions>

            <!-- Topbar -->
            <Grid Grid.Row="0" Margin="0,0,0,20">
                <Grid.ColumnDefinitions>
                    <ColumnDefinition Width="*" />
                    <ColumnDefinition Width="Auto" />
                </Grid.ColumnDefinitions>
                <StackPanel Grid.Column="0">
                    <TextBlock Text="Dropbox Ignore Manager" FontSize="26" FontWeight="Bold" />
                    <TextBlock Text="Scan generated folders and apply Dropbox ignore flags only after preview." Foreground="#64748B" Margin="0,4,0,0" />
                </StackPanel>
                <Button Grid.Column="1" Content="Browse Root" Style="{StaticResource SecondaryButton}" Click="BrowseRoot_Click" />
            </Grid>

            <!-- Root card -->
            <Border Grid.Row="1" Background="#EFF6FF" BorderBrush="#BFDBFE" BorderThickness="1" CornerRadius="14" Padding="16" Margin="0,0,0,16">
                <Grid>
                    <Grid.ColumnDefinitions>
                        <ColumnDefinition Width="*" />
                        <ColumnDefinition Width="Auto" />
                    </Grid.ColumnDefinitions>
                    <StackPanel Grid.Column="0">
                        <TextBlock Text="SELECTED ROOT" FontWeight="Bold" FontSize="11" Foreground="#1D4ED8" />
                        <TextBlock x:Name="RootPathText" Text="No folder selected — choose one with Browse Root" FontFamily="Consolas" Margin="0,4,0,0" />
                        <TextBlock x:Name="RootSourceText" Text="" Foreground="#1D4ED8" FontSize="11" Margin="0,4,0,0" TextWrapping="Wrap" />
                    </StackPanel>
                    <Button Grid.Column="1" Content="Scan Now" Style="{StaticResource PrimaryButton}" Click="ScanNow_Click" />
                </Grid>
            </Border>

            <!-- Stats -->
            <Grid Grid.Row="2" Margin="0,0,0,16">
                <Grid.ColumnDefinitions>
                    <ColumnDefinition Width="*" />
                    <ColumnDefinition Width="*" />
                    <ColumnDefinition Width="*" />
                    <ColumnDefinition Width="*" />
                </Grid.ColumnDefinitions>
                <Border Grid.Column="0" Style="{StaticResource CardStyle}" Margin="0,0,8,0">
                    <StackPanel>
                        <TextBlock Text="Active Profile" Foreground="#64748B" FontSize="12" />
                        <TextBlock x:Name="ActiveProfileText" Text=".NET Build" FontSize="20" FontWeight="Bold" Margin="0,6,0,0" />
                    </StackPanel>
                </Border>
                <Border Grid.Column="1" Style="{StaticResource CardStyle}" Margin="8,0,8,0">
                    <StackPanel>
                        <TextBlock Text="Rules" Foreground="#64748B" FontSize="12" />
                        <TextBlock x:Name="RuleCountText" Text="0 active" FontSize="20" FontWeight="Bold" Margin="0,6,0,0" />
                    </StackPanel>
                </Border>
                <Border Grid.Column="2" Style="{StaticResource CardStyle}" Margin="8,0,8,0">
                    <StackPanel>
                        <TextBlock Text="Matches Found" Foreground="#64748B" FontSize="12" />
                        <TextBlock x:Name="MatchesFoundText" Text="0" FontSize="20" FontWeight="Bold" Margin="0,6,0,0" />
                    </StackPanel>
                </Border>
                <Border Grid.Column="3" Style="{StaticResource CardStyle}" Margin="8,0,0,0">
                    <StackPanel>
                        <TextBlock Text="Ready to Apply" Foreground="#64748B" FontSize="12" />
                        <TextBlock x:Name="ReadyToApplyText" Text="0" FontSize="20" FontWeight="Bold" Margin="0,6,0,0" />
                    </StackPanel>
                </Border>
            </Grid>

            <!-- Content grid -->
            <Grid Grid.Row="3">
                <Grid.ColumnDefinitions>
                    <ColumnDefinition Width="300" />
                    <ColumnDefinition Width="*" />
                </Grid.ColumnDefinitions>

                <Border Grid.Column="0" Style="{StaticResource CardStyle}" Margin="0,0,16,0" VerticalAlignment="Top">
                    <StackPanel>
                        <TextBlock Text="Ignore Profiles" FontWeight="Bold" FontSize="16" Margin="0,0,0,12" />
                        <Button Content="Import .gitignore..." Style="{StaticResource SecondaryButton}" Margin="0,0,0,12" HorizontalAlignment="Stretch" Click="ImportGitignore_Click" />
                        <ListBox x:Name="ProfileList" BorderThickness="0" SelectionChanged="ProfileList_SelectionChanged">
                            <ListBox.ItemTemplate>
                                <DataTemplate>
                                    <Border BorderBrush="#E5EAF2" BorderThickness="1" CornerRadius="10" Padding="10" Margin="0,0,0,8">
                                        <StackPanel>
                                            <TextBlock Text="{Binding Name}" FontWeight="Bold" />
                                            <TextBlock Text="{Binding Description}" Foreground="#64748B" FontSize="11" Margin="0,4,0,0" TextWrapping="Wrap" />
                                        </StackPanel>
                                    </Border>
                                </DataTemplate>
                            </ListBox.ItemTemplate>
                        </ListBox>
                    </StackPanel>
                </Border>

                <Border Grid.Column="1" Style="{StaticResource CardStyle}" VerticalAlignment="Stretch">
                    <DockPanel>
                        <StackPanel Orientation="Horizontal" DockPanel.Dock="Top" Margin="0,0,0,12">
                            <Button Content="Apply Ignore" Style="{StaticResource PrimaryButton}" Margin="0,0,8,0" Click="ApplyIgnore_Click" />
                            <Button Content="Undo Ignore" Style="{StaticResource SecondaryButton}" Margin="0,0,8,0" Click="UndoIgnore_Click" />
                            <Button Content="Clear Results" Style="{StaticResource SecondaryButton}" Click="ClearResults_Click" />
                        </StackPanel>

                        <DataGrid x:Name="ResultsGrid" AutoGenerateColumns="False" IsReadOnly="False"
                                  CanUserAddRows="False" GridLinesVisibility="Horizontal" HeadersVisibility="Column"
                                  BorderThickness="0" RowHeight="36">
                            <DataGrid.Columns>
                                <DataGridCheckBoxColumn Header="Use" Binding="{Binding Selected}" Width="50" />
                                <DataGridTextColumn Header="Name" Binding="{Binding Name}" Width="140" IsReadOnly="True" />
                                <DataGridTextColumn Header="Type" Binding="{Binding Type}" Width="70" IsReadOnly="True" />
                                <DataGridTextColumn Header="Rule" Binding="{Binding MatchedRule}" Width="80" IsReadOnly="True" />
                                <DataGridTextColumn Header="Status" Binding="{Binding StatusLabel}" Width="120" IsReadOnly="True" />
                                <DataGridTextColumn Header="Path" Binding="{Binding FullPath}" Width="*" IsReadOnly="True" />
                            </DataGrid.Columns>
                        </DataGrid>
                    </DockPanel>
                </Border>
            </Grid>
        </Grid>
    </Grid>
</Window>