rollup-styles

Universal Rollup plugin for processing CSS and preprocessor files (PostCSS, Sass, Less, Stylus). Current stable version is v1.5.0 (v2.0.0 available but may have breaking changes). Supports CSS Modules, URL resolving/rewriting with asset handling, and @import in regular CSS. Modes: inject (default, CSS embedded in JS), extract (separate CSS files), emit (pass through for other plugins). Automatic PostCSS config loading. Ships TypeScript types. Alternative to rollup-plugin-postcss or rollup-plugin-css-only.