fix box shadow
MODIFY
WalletWasabi.Fluent/Styles/Themes/BaseDark.xaml
WalletWasabi.Fluent/Styles/Themes/BaseDark.xaml
<SolidColorBrush x:Key="StatusBarControlForeground">#A3A3A3</SolidColorBrush>
<SolidColorBrush x:Key="TextForeground">#FFFFFF</SolidColorBrush>
<SolidColorBrush x:Key="AcrylicFallbackColor">#1F1F1F</SolidColorBrush>
+ <SolidColorBrush x:Key="BoxShadowColor">#131313</SolidColorBrush>
<Color x:Key="RegionColor">#FF212121</Color>
</Styles.Resources>
<StyleInclude Source="avares://Avalonia.Themes.Fluent/Accents/FluentDark.xaml"/>

MODIFY
WalletWasabi.Fluent/Styles/Themes/BaseLight.xaml
WalletWasabi.Fluent/Styles/Themes/BaseLight.xaml
<SolidColorBrush x:Key="StatusBarControlForeground">#777777</SolidColorBrush>
<SolidColorBrush x:Key="TextForeground">#212121</SolidColorBrush>
<SolidColorBrush x:Key="AcrylicFallbackColor">#E2E2E2</SolidColorBrush>
+ <SolidColorBrush x:Key="BoxShadowColor">#D1D1D1</SolidColorBrush>
<Color x:Key="RegionColor">#FFFAFAFA</Color>
</Styles.Resources>
<StyleInclude Source="avares://Avalonia.Themes.Fluent/Accents/FluentLight.xaml"/>

MODIFY
WalletWasabi.Fluent/Views/MainView.axaml
WalletWasabi.Fluent/Views/MainView.axaml
</Panel>
</SplitView.Pane>
<Panel>
- <Border Background="{DynamicResource RegionColor}" BoxShadow="0 1 4 #131313" IsHitTestVisible="False" />
<DockPanel>
<local:StatusBar DockPanel.Dock="Bottom" DataContext="{Binding StatusBar}" VerticalAlignment="Bottom" Height="32" TextBlock.FontSize="12" />
+ <Border Background="{DynamicResource RegionColor}" BoxShadow="0 1 4 #131313" IsHitTestVisible="False">
<Panel Margin="20 10 20 0">
<DockPanel>
<TextBlock Text="{Binding NavBar.SelectedItem.Title}" DockPanel.Dock="Top" FontSize="28" IsHitTestVisible="False" />
</rxui:RoutedViewHost>
</DockPanel>
</Panel>
+ </Border>
</DockPanel>
</Panel>
</SplitView>

fix box shadow