What problem does it solve? Building consistent, accessible user interfaces requires coordinating design tokens, component architecture, WCAG compliance, icon systems, and dark mode theming, which is error-prone when done ad hoc. ## Core Features & Use Cases - Design Token Architecture: Implements W3C DTCG 2025.10 tokens with Style Dictionary 4.0 transformation for multi-platform, multi-theme projects. - Accessible Component Patterns: Provides Atomic Design component structures with WCAG 2.2 AA/AAA compliance, keyboard navigation, ARIA patterns, and jest-axe testing. - Icon and Theming Systems: Covers 10+ icon libraries (Lucide, Iconify, Hugeicons, Tabler) with bundle optimization, plus CSS variable-based light/dark theming with Tailwind CSS. - Use Case: When setting up a shadcn/ui component library, use this Skill to generate token files, accessible Button and Input components with Storybook stories, and a ThemeProvider with dark mode support. ## Quick Start Ask the AI to set up a design token system with WCAG-compliant accessible React components and dark mode theming for your project.