Community Tailwind CSS v4 Best Practices Comprehensive performance optimization guide for Tailwind CSS v4 applications. Contains 44 rules across 8 categories, prioritized by impact to guide automated refactoring and code generation. When to Apply Reference these guidelines when: - Configuring Tailwind CSS v4 build tooling (Vite plugin, PostCSS, CLI) - Writing or migrating styles using v4's CSS-first approach - Optimizing CSS bundle size and build performance - Implementing responsive designs with breakpoints or container queries - Setting up theming with @theme directive and design tokens Rul…