UI Design System When to Use Activate this skill when: - Creating new UI components that must follow a design system - Building page layouts with consistent spacing and structure - Setting up or extending design tokens (colors, typography, spacing) - Choosing colors, fonts, or spacing values for a project - Reviewing UI code for design consistency and accessibility - Integrating shadcn/ui components into existing layouts Do NOT use this skill for: - Backend API implementation (use ) - Component or hook testing (use ) - E2E browser testing (use ) - General React patterns unrelated to design sy…