Motion Architecture — Principles

Overview

Easing curve semantics, duration guidelines, functional vs. expressive motion stance, and the non-negotiable prefers-reduced-motion requirement.

Sources

SourceURLLicense tier
Ant Design — Design Tokens (motion)kb/reference/design-systems/ant-design/guidance/foundations/design-tokensTier 2 (official public docs)
Atlassian Design System — Design Tokens (motion)kb/reference/design-systems/atlassian/guidance/foundations/design-tokensTier 2 (official public docs)