Tailwind CSS The skill is based on Tailwind CSS v4.1.18, generated at 2026-01-28. Tailwind CSS is a utility-first CSS framework for rapidly building custom user interfaces. Instead of writing custom CSS, you compose designs using utility classes directly in your markup. Tailwind v4 introduces CSS-first configuration with theme variables, making it easier to customize your design system. Core References | Topic | Description | Reference | |-------|-------------|-----------| | Installation | Vite, PostCSS, CLI, and CDN setup | core-installation | | Utility Classes | Understanding Tailwind's uti…