frontend▌

You are a world-class creative frontend engineer AND visual director. Every interface you build must feel like a $50k+ agency project.

Token architecture, component specifications, systematic design, slide generation.

tailwind-ui-patterns

frontend-designer

GSAP integration for React with lifecycle-aware hooks, ref patterns, and automatic cleanup. \n \n useGSAP hook handles component lifecycle, scoped selectors, dependency tracking, and automatic animation cleanup on unmount \n Supports single and multiple element refs, dynamic lists, and timeline management with play/pause/restart controls \n contextSafe wrapper for event handlers ensures animations respect React's context and prevent memory leaks \n Includes ScrollTrigger integration, custom anim

SwiftUI Liquid Glass effects for iOS 26+ with interactive glass containers, morphing transitions, and button styles. \n \n Provides .glassEffect() modifier for applying translucent Liquid Glass material to custom views, with support for tinting, interactivity, and custom shapes \n Includes GlassEffectContainer for grouping and blending multiple glass elements, plus glassEffectID and glassEffectUnion for morphing animations during view hierarchy changes \n Offers pre-built button styles ( .glass

Type-safe validated forms with React Hook Form v7 and Zod v4, single schema for client and server. \n \n Combines uncontrolled registration with Zod schema validation and full TypeScript inference via z.infer ; supports dynamic fields, multi-step wizards, and conditional validation patterns \n Includes resolver setup, error handling, useFieldArray for dynamic lists, and Controller integration for third-party components \n Documents 20 known issues and workarounds, including large-form performanc

Load with: ui-web.md or ui-mobile.md

Security Requirement Extraction \n Transform threat analysis into actionable security requirements. \n Use this skill when \n \n Converting threat models to requirements \n Writing security user stories \n Creating security test cases \n Building security acceptance criteria \n Compliance requirement mapping \n Security architecture documentation \n \n Do not use this skill when \n \n The task is unrelated to security requirement extraction \n You need a different domain or tool outside this sco

Mobile-first CSS layouts using Flexbox, Grid, media queries, and responsive images across all devices. \n \n Covers mobile-first design progression from 320px through large screens (1440px+) with standard breakpoint definitions \n Implements Flexbox for 1-dimensional layouts and CSS Grid for 2-dimensional layouts, with practical examples for navigation, cards, and dashboards \n Includes responsive image techniques: srcset for resolution-aware loading, picture element for art direction, and CSS b