Tailwind CSS v4
@import "tailwindcss";@import "./atomus.tailwind.css";<button class="bg-brand-solid text-on-brand rounded-md px-xl h-10 shadow-e2">Save</button><p class="text-secondary text-body">…</p><section class="px-layout-md py-layout-xl">…</section>@themeholds the palette (bg-brand-600,text-gray-900…), radius, spacing (p-md,gap-layout-sm), type scale (text-h1) and shadows (shadow-e1 … e24).- 54 semantic utilities:
text-primary,bg-secondary,border-primary,fg-brand,text-on-warning… dark:works withdata-theme="dark"or.dark. Brand, radius and breakpoint switches come fromatomus.css, which the theme imports.
Use either this theme or the shadcn/ui theme in one app — both define bg-primary with different meanings.