What problem does it solve? Designing modern websites requires balancing current visual trends, WCAG accessibility compliance, Core Web Vitals performance, and animation implementation across many libraries, which is difficult to coordinate without a unified reference. ## Core Features & Use Cases - Design Pattern Catalog: Provides implementation patterns for bold minimalism, glassmorphism, scrollytelling, cursor UX, micro-interactions, and 3D product viewers with code examples in GSAP, Framer Motion, and React Three Fiber. - Accessibility & Performance Guidance: Includes a WCAG AAA compliance guide covering contrast ratios, keyboard navigation, screen reader support, and prefers-reduced-motion handling, plus Core Web Vitals optimization checklists. - Design Audit Tooling: Ships a Python script that audits HTML files for accessibility issues, performance problems, SEO basics, and modern CSS practices, generating a scored report. - Use Case: When building a landing page with scroll-driven animations, use this Skill to get the GSAP ScrollTrigger implementation, fluid typography tokens, and an accessibility checklist, then run design_audit.py on the output HTML. ## Quick Start Use the modern-web-design skill to implement an accessible hero section with scroll-triggered animations and fluid typography for my Next.js landing page.