StabilityMatrix/StabilityMatrix.Avalonia/Styles/ButtonStyles.axaml

<Styles xmlns="https://github.com/avaloniaui"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:ui="clr-namespace:FluentAvalonia.UI.Controls;assembly=FluentAvalonia">
    <Design.PreviewWith>
        <Border Padding="20">
            <StackPanel>
                <Button Classes="success" Content="Success Button" Margin="8" HorizontalAlignment="Center" />
                <Button Classes="danger" Content="Danger Button" Margin="8" HorizontalAlignment="Center" />
                <Button Classes="info" Content="Info Button" Margin="8" HorizontalAlignment="Center" />
                <Button Content="Disabled Button" Margin="8" IsEnabled="False" />
            </StackPanel>
        </Border>
    </Design.PreviewWith>

    <!-- Success -->
    <Style Selector="Button.success">
        <Style Selector="^ /template/ ui|FABorder#Root">
            <Setter Property="Background" Value="{DynamicResource ThemeGreenColor}" />
            <Setter Property="BorderBrush" Value="{DynamicResource ThemeGreenColor}" />
        </Style>
        <Style Selector="^ /template/ ContentPresenter#PART_ContentPresenter">
            <Setter Property="Foreground" Value="{DynamicResource ButtonForeground}" />
        </Style>

        <Style Selector="^:pointerover">
            <Style Selector="^ /template/ ui|FABorder#Root">
                <Setter Property="Background" Value="{DynamicResource ThemeDarkGreenColor}"/>
                <Setter Property="BorderBrush" Value="{DynamicResource ThemeDarkGreenColor}" />
            </Style>
            <Style Selector="^ /template/ ContentPresenter#PART_ContentPresenter">
                <Setter Property="Foreground" Value="{DynamicResource ButtonForegroundPointerOver}" />
            </Style>
        </Style>

        <Style Selector="^:pressed">
            <Style Selector="^ /template/ ui|FABorder#Root">
                <Setter Property="Background" Value="{DynamicResource ThemeDarkDarkGreenColor}" />
                <Setter Property="BorderBrush" Value="{DynamicResource ThemeDarkDarkGreenColor}" />
            </Style>
            <Style Selector="^ /template/ ContentPresenter#PART_ContentPresenter">
                <Setter Property="Foreground" Value="{DynamicResource ButtonForegroundPressed}" />
            </Style>
        </Style>

        <Style Selector="^:disabled">
            <Style Selector="^ /template/ ui|FABorder#Root">
                <Setter Property="Background" Value="{DynamicResource ButtonBackgroundDisabled}" />
                <Setter Property="BorderBrush" Value="{DynamicResource ButtonBorderBrushDisabled}" />
            </Style>
            <Style Selector="^ /template/ ContentPresenter#PART_ContentPresenter">
                <Setter Property="Foreground" Value="{DynamicResource ButtonForegroundDisabled}" />
            </Style>
        </Style>
    </Style>
    
    <!-- Danger -->
    <Style Selector="Button.danger">
        <Style Selector="^ /template/ ui|FABorder#Root">
            <Setter Property="Background" Value="{DynamicResource ThemeRedColor}" />
            <Setter Property="BorderBrush" Value="{DynamicResource ThemeRedColor}" />
        </Style>
        <Style Selector="^ /template/ ContentPresenter#PART_ContentPresenter">
            <Setter Property="Foreground" Value="{DynamicResource ButtonForeground}" />
        </Style>

        <Style Selector="^:pointerover">
            <Style Selector="^ /template/ ui|FABorder#Root">
                <Setter Property="Background" Value="{DynamicResource ThemeDarkRedColor}"/>
                <Setter Property="BorderBrush" Value="{DynamicResource ThemeDarkRedColor}" />
            </Style>
            <Style Selector="^ /template/ ContentPresenter#PART_ContentPresenter">
                <Setter Property="Foreground" Value="{DynamicResource ButtonForegroundPointerOver}" />
            </Style>
        </Style>

        <Style Selector="^:pressed">
            <Style Selector="^ /template/ ui|FABorder#Root">
                <Setter Property="Background" Value="{DynamicResource ThemeDarkDarkRedColor}" />
                <Setter Property="BorderBrush" Value="{DynamicResource ThemeDarkDarkRedColor}" />
            </Style>
            <Style Selector="^ /template/ ContentPresenter#PART_ContentPresenter">
                <Setter Property="Foreground" Value="{DynamicResource ButtonForegroundPressed}" />
            </Style>
        </Style>

        <Style Selector="^:disabled">
            <Style Selector="^ /template/ ui|FABorder#Root">
                <Setter Property="Background" Value="{DynamicResource ButtonBackgroundDisabled}" />
                <Setter Property="BorderBrush" Value="{DynamicResource ButtonBorderBrushDisabled}" />
            </Style>
            <Style Selector="^ /template/ ContentPresenter#PART_ContentPresenter">
                <Setter Property="Foreground" Value="{DynamicResource ButtonForegroundDisabled}" />
            </Style>
        </Style>
    </Style>
    
    <!-- Info -->
    <Style Selector="Button.info">
        <Style Selector="^ /template/ ui|FABorder#Root">
            <Setter Property="Background" Value="{DynamicResource ThemeLightBlueColor}" />
            <Setter Property="BorderBrush" Value="{DynamicResource ThemeLightBlueColor}" />
        </Style>
        <Style Selector="^ /template/ ContentPresenter#PART_ContentPresenter">
            <Setter Property="Foreground" Value="{DynamicResource ButtonForeground}" />
        </Style>

        <Style Selector="^:pointerover">
            <Style Selector="^ /template/ ui|FABorder#Root">
                <Setter Property="Background" Value="{DynamicResource ThemeBlueColor}"/>
                <Setter Property="BorderBrush" Value="{DynamicResource ThemeBlueColor}" />
            </Style>
            <Style Selector="^ /template/ ContentPresenter#PART_ContentPresenter">
                <Setter Property="Foreground" Value="{DynamicResource ButtonForegroundPointerOver}" />
            </Style>
        </Style>

        <Style Selector="^:pressed">
            <Style Selector="^ /template/ ui|FABorder#Root">
                <Setter Property="Background" Value="{DynamicResource ThemeDarkBlueColor}" />
                <Setter Property="BorderBrush" Value="{DynamicResource ThemeDarkBlueColor}" />
            </Style>
            <Style Selector="^ /template/ ContentPresenter#PART_ContentPresenter">
                <Setter Property="Foreground" Value="{DynamicResource ButtonForegroundPressed}" />
            </Style>
        </Style>

        <Style Selector="^:disabled">
            <Style Selector="^ /template/ ui|FABorder#Root">
                <Setter Property="Background" Value="{DynamicResource ButtonBackgroundDisabled}" />
                <Setter Property="BorderBrush" Value="{DynamicResource ButtonBorderBrushDisabled}" />
            </Style>
            <Style Selector="^ /template/ ContentPresenter#PART_ContentPresenter">
                <Setter Property="Foreground" Value="{DynamicResource ButtonForegroundDisabled}" />
            </Style>
        </Style>
    </Style>
</Styles>