chore: migrate from Tailwind CSS v3 to v4#287
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andygrunwald merged 1 commit intomainfrom Mar 22, 2026
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- Replace @astrojs/tailwind (deprecated) with @tailwindcss/vite plugin - Convert tailwind.config.cjs to CSS-first @theme config in global.css - Convert newspost.scss to plain CSS (SCSS not supported in v4) - Remove sass dependency (no longer needed) - Replace bg-body with bg-white in layouts (v4 single color per name) - Add @reference directive for @apply in component CSS files - Update CI workflow paths (remove deleted tailwind.config.cjs) Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
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Summary
@astrojs/tailwindintegration with@tailwindcss/viteplugintailwind.config.cjs(554 lines) to a@themeblock insrc/styles/global.cssnewspost.scssto plain CSS (SCSS not supported in Tailwind v4)sassdependencyKey changes
@astrojs/tailwind,sass; added@tailwindcss/vite; updatedtailwindcssto v4integrations: [tailwind()]tovite: { plugins: [tailwindcss()] }@themedirective. Standard color palettes (gray, red, yellow, etc.) are identical to v4 defaults and omitted.bg-body/text-bodysplit: In v3 these mapped to different colors (#fff / #1e293b). In v4 a single--color-bodygenerates both. Solved by usingbg-whitefor backgrounds and--color-body: #1e293bfor text.@layer baserule to preserve v3's#e2e8f0default (v4 defaults tocurrentColor)@apply(no SCSS-specific features), so the conversion is a file rename +@referencedirective for v4 compatibilitytailwind.config.cjsfrom workflow path triggersTest plan
make buildsucceeds (verified locally)🤖 Generated with Claude Code