Icon library selection, sizing system, optical alignment, stroke vs fill decisions, color inheritance, icon weight matching to typography, and animated icon patterns for UI and branding. Use when choosing an icon set, sizing icons in a layout, matching icons to a font, adding icon animation, or deciding between stroke and fill icon styles. Works alongside color-combo-skill, design-effects-skill, and font-pairing-skill. Activate on: "what icon library", "icon size", "icon weight", "icon animation", "icon system", "stroke icons", "fill icons", "/icon-system-skill".
2026-06-26