frontend▌

react-19

Expert product design spanning UX research, UI systems, prototyping, and usability validation. \n \n Covers five-stage workflow: Discover (user research), Define (information architecture), Develop (wireframes and prototypes), Test (usability studies with 5–8 participants), and Deliver (design tokens and dev handoff) \n Includes 5-day design sprint format with daily checkpoints, user journey map templates, and card sorting methods for information architecture validation \n Provides design token

CSS architecture patterns for scalable, maintainable styling systems across teams and projects. \n \n Covers three core methodologies: BEM (Block Element Modifier) for component naming, SMACSS for modular organization, and CSS-in-JS with Styled Components for dynamic styling \n Includes reference guides for CSS Variables, Utility-First CSS (Tailwind pattern), and practical implementation examples \n Best suited for large-scale stylesheets, component-based design systems, and multi-team collabora

Semantic Design System Skill for Google Stitch. Generates agent-friendly DESIGN.md files that enforce premium, anti-generic UI standards — strict typography, calibrated color, asymmetric layouts, perpetual micro-motion, and hardware-accelerated performance.

Only use the $state rune for variables that should be reactive — in other words, variables that cause an $effect, $derived or template expression to update. Everything else can be a normal variable.

Translates natural language requests into executable ComfyUI workflow JSON. Always validates against inventory before generating.

This skill enables systematic extraction of design systems from reference UI images through a multi-step workflow: analyze visual patterns → generate design system documentation → create PRD → produce implementation-ready UI prompts.

Guidelines for building high-quality Expo React Native applications with JavaScript, focusing on clean code, modularity, and performance.

Distinctive, production-grade frontend interfaces that reject generic AI aesthetics. \n \n Guides design thinking before coding: establish bold aesthetic direction (brutalist, maximalist, retro-futuristic, luxury, playful, etc.) with clear purpose, tone, and differentiation \n Emphasizes typography, color theming, motion, spatial composition, and textural details as core design pillars; uses CSS variables, animations, and scroll-triggered effects \n Generates working, functional code (HTML/CSS/J

$23