Modern Responsive Design with Utility CSS
Responsive design is no longer just about media queries for desktop and mobile breakpoints. With fluid typography, flexbox, CSS Grid, and container queries, layouts should naturally adapt to any viewport dimension.
1. Mobile-First Media Queries
Tailwind CSS defaults to mobile-first breakpoint prefixes (sm:, md:, lg:, xl:). Writing un-prefixed utilities defines styles for mobile devices first, progressively layering enhancements as screen width expands.
2. CSS Grid for Dynamic Card Layouts
<div class="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-6">
{/* Fluid responsive columns */}
</div>
3. Custom Design Tokens and Theme Variables
Configure consistent color palettes, border radii, and font hierarchies in tailwind.config.ts for frictionless dark mode transitions.

