design▌

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

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.

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

Only code in HTML/Tailwind in a single code block. Any CSS styles should be in the style attribute. Start with a response, then code and finish with a response. Don't mention about tokens, Tailwind or HTML. Always include the html, head and body tags. Use lucide icons for javascript, 1.5 strokewidth. Unless style is specified by user, design in the style of Linear, Stripe, Vercel, Tailwind UI (IMPORTANT: don't mention names). Checkboxes, sliders, dropdowns, toggles should be custom (don't add, o

Design banners across social, ads, web, and print formats. Generates multiple art direction options per request with AI-powered visual elements. This skill handles banner design only. Does NOT handle video editing, full website design, or print production.

Create, test, and iteratively improve AI agent skills with structured evaluation and benchmarking. \n \n Guides you through the full skill development lifecycle: intent capture, drafting, test case creation, evaluation, and iteration based on user feedback \n Runs parallel test cases with and without the skill to measure impact, capturing timing and token usage for quantitative comparison \n Generates an interactive browser-based reviewer showing outputs, qualitative feedback, and benchmark metr

Create, edit, and analyze Excel spreadsheets with formulas, formatting, and error-free calculations. \n \n Supports reading, creating, and modifying .xlsx, .xlsm, .csv, and .tsv files using pandas for data analysis and openpyxl for formulas and formatting \n Automatically recalculates all formulas and scans for Excel errors (#REF!, #DIV/0!, #VALUE!, #N/A, #NAME?) using LibreOffice integration \n Enforces industry-standard color coding and number formatting for financial models (blue for inputs,

Professional UI/UX design creation in Penpot with MCP tools, design systems, and accessibility standards. \n \n Four MCP tools enable design creation, modification, export, and API access within Penpot's plugin context \n Includes discovery workflow to identify existing design systems, components, and tokens before building new designs \n Covers responsive layouts for mobile (375×812), desktop (1440×900), and platform-specific guidelines (iOS, Android, Material Design) \n Provides default design

A comprehensive guide for creating animations that feel right, based on Emil Kowalski's "Animations on the Web" course.

Distinctive, production-grade frontend interfaces that reject generic AI aesthetics through intentional design direction. \n \n Guides developers through design thinking before coding: establish purpose, tone, constraints, and a memorable differentiator to anchor aesthetic choices \n Emphasizes typography, color theming, motion, spatial composition, and textural details as core levers for visual impact \n Explicitly warns against overused fonts (Inter, Roboto, Arial), clichéd color schemes (purp