Build production-ready design systems with Tailwind CSS v4, including CSS-first configuration, design tokens, component variants, responsive patterns, and accessibility.
Note: This skill targets Tailwind CSS v4 (2024+). For v3 projects, refer to the upgrade guide.
When to Use This Skill
- Creating a component library with Tailwind v4
- Implementing design tokens and theming with CSS-first configuration
- Building responsive and accessible components
- Standardizing UI patterns across a codebase
- Migrating from Tailwind v3 to v4
- Setting up dark mode with native CSS features
Key v4 Changes
| v3 Pattern | v4 Pattern |
|---|---|
tailwind.config.ts |
@theme in CSS |
@tailwind base/components/utilities |
@import "tailwindcss" |
darkMode: "class" |
@custom-variant dark (&:where(.dark, .dark *)) |
theme.extend.colors |
@theme { --color-*: value } |
require("tailwindcss-animate") |
CSS @keyframes in @theme + @starting-style for entry animations |
CSS setup, component patterns, and migration: PATTERNS.md.