Design & UX

Modern CSS organization with native @import, @layer cascade control, CSS nesting, design tokens, and element-focused selectors. AUTO-INVOKED when editing .css files.

Use when overseeing animation vision, setting creative direction for motion, or guiding teams on animation quality and consistency.

Creates WPF animations using Storyboard, Timeline, and EasingFunction patterns. Use when implementing UI transitions, state change visualizations, or interactive feedback effects.

Create OpenGraph and Twitter share images for Next.js applications using next/og ImageResponse. Generates dynamic social preview cards with gradients, SVG icons, and proper dimensions. Use when building OG images, Twitter cards, social previews, meta images, or share images for webapps.

Use when building marketing landing pages or SaaS homepages - provides a systematic workflow for hero-first design, animation patterns, social proof, and section expansion that creates consistent, professional results

Use this skill when creating graphics, images, logos, social media posts, marketing materials, presentations, or any visual design work. Integrates with Google Labs AI tools (ImageFX, MusicFX, VideoFX, Whisk) and Canva for professional graphic design. Invoke for logos, banners, thumbnails, infographics, brand assets, photo editing, AI image generation, or any visual creative work.

Create an Excalidraw wireframe

fluid-slide 项目专用的幻灯片制作规范。 定义了 Grid 布局、MD3 工具类、特殊组件等项目内约定。 配合 quarto-revealjs 技能使用。

Converts natural-language descriptions or UI spec files into optimized Google Stitch prompts. Use when creating, refining, or validating design directives for Google Stitch. Follows Stitch best practices with short, directive prompts focused on screens, structure, and visual hierarchy.

Scaffolds a new design in the design-inspirations repo with preview component, detail page, and main page entry. Use when creating a new design, adding a design inspiration, or scaffolding design files.

Create an Excalidraw flowchart

Use when creating ongoing animations - loading spinners, pulsing indicators, ambient motion, background effects, or any animation that repeats indefinitely.

Use when building ongoing loop animations - loading states, ambient motion, background effects that run indefinitely without user fatigue

Los elementos alineados en una línea o curva se perciben como más relacionados que elementos no alineados. El ojo tiende a seguir el camino más suave.

Las restricciones limitan las acciones posibles del usuario, previniendo errores al hacer imposible o difícil realizar acciones incorrectas. Guían al usuario hacia el camino correcto.

La usabilidad mejora cuando elementos similares funcionan de manera similar en todo el sistema. La consistencia reduce el aprendizaje, previene errores, y crea confianza.

Los elementos que se mueven en la misma dirección y velocidad se perciben como relacionados o parte del mismo grupo, incluso si tienen otras características diferentes.

Define brand styling for website projects. Updates globals.css with CSS color variables (oklch format), typography (h1-h6, p, a, blockquote), and container styles. Use at the start of a project after sitemap is created. Requires primary, secondary, and accent colors plus font choice.

World-class color theory expertise combining the scientific precision of Josef Albers' "Interaction of Color," the systematic thinking of color systems from Pantone and RAL, and the perceptual psychology insights from researchers like Bevil Conway. Color is not just aesthetics - it's communication, emotion, and usability compressed into wavelengths. Great color work is invisible when done right. Users don't notice "nice colors" - they notice when they can't read text, when buttons don't look...

Expert in color theory, palette harmony, and perceptual color science for computational photo composition. Specializes in earth-mover distance optimization, warm/cool alternation, diversity-aware palette selection, and hue-based photo sequencing. Activate on "color palette", "color harmony", "warm cool", "earth mover distance", "Wasserstein", "LAB space", "hue sorted", "palette matching". NOT for basic RGB manipulation (use standard image processing), single-photo color grading (use native-ap...

La carga cognitiva es la cantidad total de esfuerzo mental utilizado en la memoria de trabajo. Las interfaces deben minimizar la carga innecesaria para que los usuarios puedan enfocarse en sus tareas.

El cerebro tiende a completar formas incompletas o fragmentadas, rellenando los vacíos para percibir objetos completos y familiares.

Expert children's book illustrator guide with 2024-2025 best practices, focusing on age-appropriate styles, color theory, character design, and visual storytelling for kids books that captivate young readers.

Create research posters using HTML/CSS that can be exported to PDF or PPTX. Use this skill ONLY when the user explicitly requests PowerPoint/PPTX poster format. For standard research posters, use latex-posters instead. This skill provides modern web-based poster design with responsive layouts and easy visual integration.