/* Shared UI motion values. Teaching/illustration sequencing is preserved. */
:root{
 --motion-fast:150ms;
 --motion-base:250ms;
 --motion-slow:420ms;
 --ease-soft:cubic-bezier(0.22,1,0.36,1);
 --motion-press:100ms;
 --motion-release:200ms;
 --motion-label:200ms;
 --motion-icon:250ms;
 --motion-follow-delay:40ms;
 --motion-reduced:150ms;
 --motion-duration:var(--motion-base);
 --motion-easing:var(--ease-soft);
}