playwright-browser-resize
To resize the browser window, change viewport size to test responsive layouts.
To resize the browser window, change viewport size to test responsive layouts.
Implements complete dark/light mode theming systems using CSS variables, Tailwind dark mode, React context, and system preference detection. Use when users request "add dark mode", "theme toggle", "dark theme", "light mode switch", or "color scheme".
Build complete UI screens by composing multiple uxscii components. Use when working with .uxm files, when user wants to create, scaffold, or build .uxm screens like login, dashboard, profile, settings, or checkout pages.
Creates data table patterns with filtering, sorting, pagination, row actions, column configuration, server/client rendering modes, and empty/loading states. Use when building "data tables", "list views", "admin tables", or "data grids".
Remote functions reactive UI patterns. Use for smooth in-place updates, preventing page jumps, and managing loading states with .current property.
Use when passing callbacks to custom hooks, fixing react-hooks/exhaustive-deps warnings, or debugging unexpected re-renders in React components.
Production-tested setup for Base UI (@base-ui-components/react) - MUI's unstyled component library that provides accessible, customizable React components using render props pattern. This skill should be used when building accessible UIs with full styling control, migrating from Radix UI, or needing components with Floating UI integration for smart positioning. Use when: Setting up Base UI in Vite + React projects, migrating from Radix UI to Base UI, implementing accessible components (Dialog, Select, Popover, Tooltip, NumberField, Accordion), encountering positioning issues with popups, needing render prop API instead of asChild pattern, building with Tailwind v4 + shadcn/ui, or deploying to Cloudflare Workers. ⚠️ BETA STATUS: Base UI is v1.0.0-beta.4. Stable v1.0 expected Q4 2025. This skill provides workarounds for known beta issues and guidance on API stability. Keywords: base-ui, @base-ui-components/react, mui base ui, unstyled components, accessible components, render props, radix alternative, radix
To hover over a page element, trigger hover states such as menus or tooltips.
Svelte 5 runes guidance. Use for reactive state, props, effects, or Svelte 4→5 migration. Covers $state, $derived, $effect, $props, $bindable. Prevents mixing syntaxes and reactivity mistakes.
Production-tested setup for Zustand state management in React applications with TypeScript. This skill provides comprehensive patterns for building scalable, type-safe global state. Use when: setting up global state in React, migrating from Redux or Context API, implementing state persistence with localStorage, configuring TypeScript with Zustand, using slices pattern for modular stores, adding devtools middleware for debugging, handling Next.js SSR hydration, or encountering hydration errors, TypeScript inference issues, or persist middleware problems. Prevents 5 documented issues: Next.js hydration mismatches, TypeScript double parentheses syntax errors, persist middleware export errors, infinite render loops, and slices pattern type inference failures. Keywords: zustand, state management, React state, TypeScript state, persist middleware, devtools, slices pattern, global state, React hooks, create store, useBoundStore, StateCreator, hydration error, text content mismatch, infinite render, localStorage,
Use when creating or modifying React components (.tsx files). Enforces component structure, import order, and hooks patterns.
To fill multiple form fields at once, set values for inputs, checkboxes, and selects in a single call.
Implements TanStack Query (React Query) for server state management with caching, mutations, optimistic updates, and infinite queries. Use when users request "react query", "tanstack query", "data fetching", "cache management", or "server state".
UI/UX design intelligence. 50 styles, 21 palettes, 50 font pairings, 20 charts, 9 stacks (React, Next.js, Vue, Svelte, SwiftUI, React Native, Flutter, Tailwind, shadcn/ui). Actions: plan, build, create, design, implement, review, fix, improve, optimize, enhance, refactor, check UI/UX code. Projects: website, landing page, dashboard, admin panel, e-commerce, SaaS, portfolio, blog, mobile app, .html, .tsx, .vue, .svelte. Elements: button, modal, navbar, sidebar, card, table, form, chart. Styles: glassmorphism, claymorphism, minimalism, brutalism, neumorphism, bento grid, dark mode, responsive, skeuomorphism, flat design. Topics: color palette, accessibility, animation, layout, typography, font pairing, spacing, hover, shadow, gradient. Integrations: shadcn/ui MCP for component search and examples.
UI/UX design intelligence. 50 styles, 21 palettes, 50 font pairings, 20 charts, 9 stacks (React, Next.js, Vue, Svelte, SwiftUI, React Native, Flutter, Tailwind, shadcn/ui). Actions: plan, build, create, design, implement, review, fix, improve, optimize, enhance, refactor, check UI/UX code. Projects: website, landing page, dashboard, admin panel, e-commerce, SaaS, portfolio, blog, mobile app, .html, .tsx, .vue, .svelte. Elements: button, modal, navbar, sidebar, card, table, form, chart. Styles: glassmorphism, claymorphism, minimalism, brutalism, neumorphism, bento grid, dark mode, responsive, skeuomorphism, flat design. Topics: color palette, accessibility, animation, layout, typography, font pairing, spacing, hover, shadow, gradient. Integrations: shadcn/ui MCP for component search and examples.
UI/UX design intelligence. 50 styles, 21 palettes, 50 font pairings, 20 charts, 9 stacks (React, Next.js, Vue, Svelte, SwiftUI, React Native, Flutter, Tailwind, shadcn/ui). Actions: plan, build, create, design, implement, review, fix, improve, optimize, enhance, refactor, check UI/UX code. Projects: website, landing page, dashboard, admin panel, e-commerce, SaaS, portfolio, blog, mobile app, .html, .tsx, .vue, .svelte. Elements: button, modal, navbar, sidebar, card, table, form, chart. Styles: glassmorphism, claymorphism, minimalism, brutalism, neumorphism, bento grid, dark mode, responsive, skeuomorphism, flat design. Topics: color palette, accessibility, animation, layout, typography, font pairing, spacing, hover, shadow, gradient. Integrations: shadcn/ui MCP for component search and examples.
UI/UX design reference database. 50+ styles, 21 palettes, 50 font pairings, 20 charts, 8 stacks (React, Next.js, Vue, Svelte, SwiftUI, React Native, Flutter, Tailwind). Actions: plan, build, create, design, implement, review, fix, improve, optimize, enhance, refactor, check UI/UX code. Projects: website, landing page, dashboard, admin panel, e-commerce, SaaS, portfolio, blog, mobile app, .html, .tsx, .vue, .svelte. Elements: button, modal, navbar, sidebar, card, table, form, chart. Styles: glassmorphism, claymorphism, minimalism, brutalism, neumorphism, bento grid, dark mode, responsive, skeuomorphism, flat design. Topics: color palette, accessibility, animation, layout, typography, font pairing, spacing, hover, shadow, gradient.
UI/UX design intelligence. 50 styles, 21 palettes, 50 font pairings, 20 charts, 9 stacks (React, Next.js, Vue, Svelte, SwiftUI, React Native, Flutter, Tailwind, shadcn/ui). Actions: plan, build, create, design, implement, review, fix, improve, optimize, enhance, refactor, check UI/UX code. Projects: website, landing page, dashboard, admin panel, e-commerce, SaaS, portfolio, blog, mobile app, .html, .tsx, .vue, .svelte. Elements: button, modal, navbar, sidebar, card, table, form, chart. Styles: glassmorphism, claymorphism, minimalism, brutalism, neumorphism, bento grid, dark mode, responsive, skeuomorphism, flat design. Topics: color palette, accessibility, animation, layout, typography, font pairing, spacing, hover, shadow, gradient. Integrations: shadcn/ui MCP for component search and examples.
Common GPUI patterns including component composition, state management strategies, event handling, and action dispatching. Use when user needs guidance on GPUI patterns, component design, or state management approaches.
This skill should be used when the user asks to "create UI component", "build Blazor page", "add MudBlazor component", "style MudBlazor", "fix CSS isolation", "use ::deep selector", "customize theme", "support dark mode", "migrate MudBlazor v8", "use OnAfterRenderAsync", "create UI module", "module file structure", "UI folder structure", "refactor Minimal API", or needs guidance on Blazor component lifecycle, MudBlazor styling patterns, CSS isolation, theme customization, offline UI requirements, or MoFramework UI module structure in the MoLibrary framework.
Dramatic animated effects for landing pages and marketing sites. Use when user needs "wow-factor", hero sections with spotlights/aurora, 3D hover cards, text reveal animations, animated backgrounds. Built on Framer Motion + Tailwind. NOT for basic UI (use shadcn) or SaaS dashboards (use Magic UI).
Reactアプリケーションを最新バージョンにアップグレードし、クラスコンポーネントからフックへ移行し、並行機能を採用します。Reactコードベースのモダナイゼーション、React Hooksへの移行、または最新Reactバージョンへのアップグレード時に使用します。