Design e Frontend

Prevents lossy compression from erasing conditions, exceptions, and uncertainties during summarization.

A/B testing strategy for iOS Product Page Optimization (PPO) and Android Store Listing Experiments. Hypothesis design, variant creation, statistical significance guidance. Triggers on: "A/B test", "experiment", "PPO", "product page optimization", "store listing experiments".

Extract a visual design system from any website URL and generate a DESIGN.md, Tailwind v4 theme, and accessibility report. Use when the user says "extract the design from <url>", "grab the design from <url>", "get the design system from <url>", "pull the design from <url>", or similar. Requires Firecrawl CLI.

Forces generation of genuinely different solution paths before committing, preventing single-path pattern gravity.

Loop diário de autoaperfeiçoamento: escaneia fontes configuradas em busca de novos padrões, compara com a configuração atual, implementa Ganhos Rápidos e gera um relatório datado. Lê sources.yaml e config.yaml; use --dry-run apenas para o relatório.

Propose a new change with all artifacts generated in one step. Use when the user wants to quickly describe what they want to build and get a complete proposal with design, specs, and tasks ready for implementation.

Performs an expert SEO audit (Local or General) + full GEO analysis: Technical SEO, Core Web Vitals, E-E-A-T, Entity SEO, GEO (AI visibility), UX-Conversion, and competitive analysis with scores /90 and a prioritized action plan. Use this skill for: SEO audit, local/national SEO, Google Business Profile, keyword gap, backlinks, link building, domain authority, cannibalization, featured snippets, K

UI design and implementation for real product surfaces with taste-first critique, reference routing, project-specific design briefs, variation comparison, and implementation verification. Use when Codex should redesign, build, polish, or critique frontend UI by reading project context, exploring taste, routing through `references/catalog.md`, synthesizing `PROJECT_DESIGN.md` or `design.md`, using

Enforces measure-profile-optimize order, preventing intuition-driven optimization of non-bottlenecks.

Forces the model to interrupt its surface response and activate deeper knowledge pathways before answering.

Uma skill do Claude Code que replica capturas de tela de UI de celular em demos HTML interativas.

Re-derives every decision for the mobile context — thumb zones, network reality, attention budgets, and input constraints.