figui3
openbooklet.com/s/figui3openbooklet.com/s/figui3@1.0.0GET /api/v1/skills/figui3Guides development and maintenance of the FigUI3 web components library for Figma-style plugin UIs. Applies when adding or modifying `fig-*` custom elements, updating docs/demo pages, adjusting theme tokens, improving accessibility, or debugging component behavior in `fig.js`, `components.css`, `index.html`, and `README.md`.
Implements CSS nesting and advanced selectors with progressive enhancement and maintainable specificity. Use when writing or refactoring nested CSS, or when the user mentions :has, :is, :where, :not, or complex selector composition.
Guides creation and refinement of Figma-style property panel patterns ("PropKit") using FigUI3 components. Applies when building or modifying property fields in the playground app (`/propkit` route), generating consistent field prompts, composing horizontal `fig-field` rows, or tuning panel UX for controls like image, color, fill, slider, switch, dropdown, segmented control, easing, and angle.
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