What problem does it solve? Writing and maintaining CSS at scale leads to scattered media queries, conflicting class names, and inconsistent design tokens. This Skill provides proven Tailwind CSS patterns so you can build responsive, dark-mode-ready interfaces with predictable class composition instead of ad-hoc stylesheets. ## Core Features & Use Cases - Utility Composition Patterns: Ready-to-use snippets for flexbox, grid, spacing, typography, and state variants (hover, focus, group, peer). - Component Variants with cva: Define typed, reusable component APIs (buttons, badges) with base styles plus variant and size props instead of duplicated if/else class strings. - Conflict Resolution with cn(): Merge conditional classes safely using clsx and tailwind-merge so overrides behave predictably. - Use Case: You are building a Next.js dashboard that needs a responsive card grid, dark mode support, and a consistent button system. Apply these patterns to configure the theme, add dark: variants, and encapsulate button styles with cva. ## Quick Start Ask the AI to build a responsive card component with dark mode support and a cva-based button using Tailwind CSS.