App.xaml

<Application x:Class="NetIsolatePlus.App"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             StartupUri="MainWindow.xaml">
    <Application.Resources>
        <!-- ToolTip theme -->
        <SolidColorBrush x:Key="ToolTipBg"     Color="#151515"/>
        <SolidColorBrush x:Key="ToolTipBorder" Color="#2A2A2A"/>
        <SolidColorBrush x:Key="ToolTipText"   Color="#FFFFFF"/>

        <Style TargetType="ToolTip">
            <Setter Property="Foreground"      Value="{StaticResource ToolTipText}"/>
            <Setter Property="Background"      Value="{StaticResource ToolTipBg}"/>
            <Setter Property="BorderBrush"     Value="{StaticResource ToolTipBorder}"/>
            <Setter Property="BorderThickness" Value="1"/>
            <Setter Property="Padding"         Value="10,6"/>
            <Setter Property="FontSize"        Value="12"/>
            <Setter Property="Placement"       Value="Mouse"/>
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="ToolTip">
                        <Border CornerRadius="8"
                Background="{TemplateBinding Background}"
                BorderBrush="{TemplateBinding BorderBrush}"
                BorderThickness="{TemplateBinding BorderThickness}">
                            <ContentPresenter Margin="{TemplateBinding Padding}"/>
                        </Border>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>

        <!-- Palette -->
        <Color x:Key="AccentColor">#4CC2FF</Color>
        <SolidColorBrush x:Key="AccentBrush" Color="{StaticResource AccentColor}"/>
        <SolidColorBrush x:Key="BgBrush" Color="#0D0D0D"/>
        <SolidColorBrush x:Key="SurfaceBrush" Color="#111111"/>
        <SolidColorBrush x:Key="CardBrush" Color="#1C1C1C"/>
        <SolidColorBrush x:Key="StrokeBrush" Color="#2A2A2A"/>
        <SolidColorBrush x:Key="TextBrush" Color="#F5F5F5"/>
        <SolidColorBrush x:Key="SubTextBrush" Color="#A9A9A9"/>

        <!-- Typography -->
        <Style TargetType="TextBlock">
            <Setter Property="Foreground" Value="{StaticResource TextBrush}"/>
            <Setter Property="FontFamily" Value="Segoe UI"/>
            <Setter Property="TextOptions.TextFormattingMode" Value="Ideal"/>
        </Style>

        <!-- Card -->
        <Style x:Key="CardBorder" TargetType="Border">
            <Setter Property="CornerRadius" Value="12"/>
            <Setter Property="Padding" Value="10"/>
            <Setter Property="Margin" Value="0,0,0,8"/>
            <Setter Property="Background" Value="{StaticResource CardBrush}"/>
            <Setter Property="BorderBrush" Value="{StaticResource StrokeBrush}"/>
            <Setter Property="BorderThickness" Value="1"/>
            <Setter Property="Effect">
                <Setter.Value>
                    <DropShadowEffect Color="#000000" Opacity="0.25" BlurRadius="8" ShadowDepth="1"/>
                </Setter.Value>
            </Setter>
        </Style>

        <!-- Luxury pill button -->
        <Style x:Key="PillButtonStyle" TargetType="Button">
            <Setter Property="FontFamily" Value="Segoe UI"/>
            <Setter Property="FontSize" Value="12"/>
            <Setter Property="FontWeight" Value="SemiBold"/>
            <Setter Property="Padding" Value="16,9"/>
            <Setter Property="MinWidth" Value="72"/>
            <Setter Property="MinHeight" Value="25" />
            <Setter Property="Cursor" Value="Hand"/>
            <Setter Property="Foreground" Value="{StaticResource TextBrush}"/>
            <Setter Property="Background" Value="#0F0F10"/>
            <Setter Property="BorderBrush" Value="{StaticResource AccentBrush}"/>
            <Setter Property="BorderThickness" Value="1"/>
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="Button">
                        <Grid>
                            <Border CornerRadius="12"
                      Background="{TemplateBinding Background}"
                      BorderBrush="{TemplateBinding BorderBrush}"
                      BorderThickness="{TemplateBinding BorderThickness}"/>
                            <Border CornerRadius="11"
                      BorderBrush="#40FFFFFF"
                      BorderThickness="1"
                      Margin="1"/>
                            <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center"/>
                        </Grid>
                        <ControlTemplate.Triggers>
                            <Trigger Property="IsMouseOver" Value="True">
                                <Setter Property="Background" Value="#171A1C"/>
                            </Trigger>
                            <Trigger Property="IsPressed" Value="True">
                                <Setter Property="Background" Value="#1F2428"/>
                            </Trigger>
                            <Trigger Property="IsEnabled" Value="False">
                                <Setter Property="Foreground" Value="#888"/>
                                <Setter Property="BorderBrush" Value="#3A3A3A"/>
                            </Trigger>
                        </ControlTemplate.Triggers>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>

        <!-- Toggle switch (with ON/OFF text) -->
        <Style x:Key="ToggleSwitchStyle" TargetType="CheckBox">
            <Setter Property="Width" Value="48"/>
            <Setter Property="Height" Value="26"/>
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="CheckBox">
                        <Grid>
                            <Border x:Name="Track" CornerRadius="13" Background="#2B2B2B" BorderBrush="#3A3A3A" BorderThickness="1"/>

                            <!-- ON/OFF label layer (subtle, modern) -->
                            <Grid Margin="6,0,6,0" IsHitTestVisible="False">
                                <Grid.ColumnDefinitions>
                                    <ColumnDefinition/>
                                    <ColumnDefinition/>
                                </Grid.ColumnDefinitions>

                                <TextBlock x:Name="OffText"
                                           Grid.Column="0"
                                           Text="OFF"
                                           FontSize="10"
                                           FontWeight="SemiBold"
                                           Foreground="#B0B0B0"
                                           VerticalAlignment="Center"
                                           HorizontalAlignment="Left"
                                           Opacity="0.85"/>

                                <TextBlock x:Name="OnText"
                                           Grid.Column="1"
                                           Text="ON"
                                           FontSize="10"
                                           FontWeight="SemiBold"
                                           Foreground="#BFEFFF"
                                           VerticalAlignment="Center"
                                           HorizontalAlignment="Right"
                                           Opacity="0.25"/>
                            </Grid>

                            <Ellipse x:Name="Thumb" Width="20" Height="20" Margin="4,3,0,3"
                       HorizontalAlignment="Left" Fill="White"/>
                            <ContentPresenter Visibility="Collapsed"/>
                        </Grid>

                        <ControlTemplate.Triggers>
                            <Trigger Property="IsChecked" Value="True">
                                <Setter TargetName="Track" Property="Background" Value="#113344"/>
                                <Setter TargetName="Track" Property="BorderBrush" Value="{StaticResource AccentBrush}"/>
                                <Setter TargetName="Thumb" Property="HorizontalAlignment" Value="Right"/>
                                <Setter TargetName="Thumb" Property="Margin" Value="0,3,4,3"/>
                                <Setter TargetName="Thumb" Property="Fill" Value="{StaticResource AccentBrush}"/>

                                <Setter TargetName="OffText" Property="Opacity" Value="0.25"/>
                                <Setter TargetName="OnText" Property="Opacity" Value="0.9"/>
                            </Trigger>

                            <Trigger Property="IsChecked" Value="False">
                                <Setter TargetName="OffText" Property="Opacity" Value="0.85"/>
                                <Setter TargetName="OnText" Property="Opacity" Value="0.25"/>
                            </Trigger>

                            <Trigger Property="IsEnabled" Value="False">
                                <Setter TargetName="Track" Property="Opacity" Value="0.5"/>
                                <Setter TargetName="Thumb" Property="Opacity" Value="0.6"/>
                                <Setter TargetName="OffText" Property="Opacity" Value="0.35"/>
                                <Setter TargetName="OnText" Property="Opacity" Value="0.35"/>
                            </Trigger>
                        </ControlTemplate.Triggers>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>

        <!-- Dark ComboBox (closed + popup) -->
        <Style x:Key="DarkComboBox" TargetType="ComboBox">
            <Setter Property="Foreground" Value="White"/>
            <Setter Property="Background" Value="#141414"/>
            <Setter Property="BorderBrush" Value="#2A2A2A"/>
            <Setter Property="Padding" Value="8,4"/>
            <Setter Property="FocusVisualStyle" Value="{x:Null}"/>
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="ComboBox">
                        <Grid SnapsToDevicePixels="True">
                            <ToggleButton x:Name="Toggle"
                        Focusable="False"
                        OverridesDefaultStyle="True"
                        Background="Transparent"
                        BorderBrush="{x:Null}"
                        FocusVisualStyle="{x:Null}"
                        IsChecked="{Binding IsDropDownOpen, Mode=TwoWay, RelativeSource={RelativeSource TemplatedParent}}">
                                <ToggleButton.Template>
                                    <ControlTemplate TargetType="ToggleButton">
                                        <ContentPresenter/>
                                    </ControlTemplate>
                                </ToggleButton.Template>

                                <Border x:Name="Face"
                    Background="{TemplateBinding Background}"
                    BorderBrush="{TemplateBinding BorderBrush}"
                    BorderThickness="1"
                    CornerRadius="8">
                                    <Grid>
                                        <ContentPresenter Margin="10,6,30,6"
                                  Content="{TemplateBinding SelectionBoxItem}"
                                  ContentTemplate="{TemplateBinding SelectionBoxItemTemplate}"
                                  HorizontalAlignment="Left"
                                  VerticalAlignment="Center"/>
                                        <Path Data="M 0 0 L 4 5 L 8 0 Z" Fill="White"
                      HorizontalAlignment="Right" VerticalAlignment="Center"
                      Margin="0,0,9,0"/>
                                    </Grid>
                                </Border>
                            </ToggleButton>

                            <Popup x:Name="PART_Popup"
                 Placement="Bottom"
                 PlacementTarget="{Binding ElementName=Toggle}"
                 IsOpen="{TemplateBinding IsDropDownOpen}"
                 AllowsTransparency="True" Focusable="False"
                 PopupAnimation="Slide">
                                <Border Background="#141414"
                    BorderBrush="{TemplateBinding BorderBrush}"
                    BorderThickness="1" CornerRadius="8"
                    Width="{Binding ElementName=Toggle, Path=ActualWidth}">
                                    <ScrollViewer CanContentScroll="True"
                            MaxHeight="{TemplateBinding MaxDropDownHeight}">
                                        <ItemsPresenter HorizontalAlignment="Stretch"/>
                                    </ScrollViewer>
                                </Border>
                            </Popup>
                        </Grid>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>

            <Setter Property="ItemContainerStyle">
                <Setter.Value>
                    <Style TargetType="ComboBoxItem">
                        <Setter Property="Foreground" Value="White"/>
                        <Setter Property="Background" Value="#141414"/>
                        <Setter Property="FontSize" Value="14"/>
                        <Setter Property="HorizontalContentAlignment" Value="Stretch"/>
                        <Setter Property="Padding" Value="12,8"/>
                        <Setter Property="FocusVisualStyle" Value="{x:Null}"/>
                        <Setter Property="Template">
                            <Setter.Value>
                                <ControlTemplate TargetType="ComboBoxItem">
                                    <Border x:Name="Bd" Background="{TemplateBinding Background}">
                                        <ContentPresenter Margin="{TemplateBinding Padding}"/>
                                    </Border>
                                    <ControlTemplate.Triggers>
                                        <Trigger Property="IsHighlighted" Value="True">
                                            <Setter TargetName="Bd" Property="Background" Value="#1E1E1E"/>
                                        </Trigger>
                                        <Trigger Property="IsSelected" Value="True">
                                            <Setter TargetName="Bd" Property="Background" Value="#232323"/>
                                        </Trigger>
                                    </ControlTemplate.Triggers>
                                </ControlTemplate>
                            </Setter.Value>
                        </Setter>
                    </Style>
                </Setter.Value>
            </Setter>
        </Style>
    </Application.Resources>
</Application>