animation-easing-language git:20260905.f7824baA

Immutable. This exact content never changes and is served at /api/v1/blob/a240cc6693c5f5fb.

---
name: animation-easing-language
description: "Define coherent motion timing and rhythm."
---

# Animation Easing Language

For substantial web work, reuse the [scoped web contract](../website-operating-rules/references/scoped-web-contract.md) when available; it replaces duplicated policy here. Match the requested scope and existing decisions; a missing optional sibling does not block this local procedure.

## Use This Skill

Use this skill to define motion timing, easing, duration, delay, and rhythm.

## Required Reference

Read [references/animation-easing-language-guide.md](references/animation-easing-language-guide.md) before making architectural or visible UI changes with this skill.