Filament provides a flexible theming system that lets you customize the look and feel of your admin panel. This guide covers how to create and apply custom themes for Filament v4/v5 with Tailwind CSS v4. This is an updated version of an earlier guide written for Filament v3 and Tailwind v3 . The overall approach is similar, but what the theme command generates and the CSS syntax have changed with Tailwind v4's CSS-first configuration. If you're still on Filament v3, the original guide is a...