Avalonia Layout with Zafiro.Avalonia Master modern, clean, and maintainable Avalonia UI layouts. Focus on semantic containers, shared styles, and minimal XAML. 🎯 Selective Reading Rule Read ONLY files relevant to the layout challenge! --- The five guides below are bundled; the author-local Angor solution is not. Examples are partial and need the actual Avalonia/Zafiro/package versions and XML namespace declarations; UntouchedClassBehavior and icon resources must exist in that installation. Do not assume MultiBinding supplies logical And/Or without a suitable converter, or merge style files a…