Extend Tailwind CSS configuration. Add custom colors, fonts, spacing, breakpoints, and plugins. Update PostCSS config if needed. Triggers: Tailwind config, extend Tailwind, custom Tailwind, Tailwind theme, Tailwind plugin
tailwind.config.js or tailwind.config.ts.documentation/AI_RULES.md for any styling mandates.tailwind.config.js (or .ts).theme.extend to add without overriding defaults:module.exports = {
theme: {
extend: {
colors: {
primary: { 50: '#f0f9ff', 500: '#3b82f6', 900: '#1e3a5f' },
},
fontFamily: {
display: ['Inter', 'sans-serif'],
},
},
},
};
fontFamily in config.['Inter', 'system-ui', 'sans-serif']).'18': '4.5rem'.screens: { 'xs': '475px', '3xl': '1920px' }
@tailwindcss/forms for form styling.@tailwindcss/typography for prose content.@tailwindcss/container-queries for container queries.plugins array in config.postcss.config.js includes tailwindcss and autoprefixer.postcss-import).state/STATE.md with Tailwind config changes.logs/claude_log.md.theme.extend (not theme override) to preserve defaults.