When to use Use this skill when working with Tailwind CSS code. AI agents are trained on Tailwind v3 data and consistently generate outdated patterns - wrong config files, deprecated directives, removed utilities, and verbose class lists. This skill enforces Tailwind CSS v4 patterns. Critical Rules 1. Use CSS @import Instead of @tailwind Directives Wrong (agents do this): Correct: Why: Tailwind v4 removed directives entirely. Use a standard CSS statement. 2. Use CSS-First Configuration with @theme Wrong (agents do this): Correct: Why: Tailwind v4 uses CSS-first configuration with the directiv…