Foundation
Motion
Durations, easings and the fourteen keyframes the theme ships.
Still drafting
This foundation is inventoried but the decision has not been made yet.
What this page is waiting on
Blocked on audit gap #1 — two different @keyframes shimmer collide, and one theme keyframe (preview-frame-in) has no animation entry at all.
In the meantime
Follow the closest documented foundation and flag the gap. A rule invented on a single screen is how design systems drift, so raise it rather than settling it locally.