/* Button feedback changes color only, without movement or elevation. */
[data-button-hover] {
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}
@media (hover: hover) and (pointer: fine) {
  [data-button-hover]:hover {
    --button-active-background: var(--button-hover-background);
  }
}
[data-button-hover]:focus-visible {
  --button-active-background: var(--button-hover-background);
  outline: 2px solid currentColor;
  outline-offset: 4px;
}
@media (prefers-reduced-motion: reduce) {
  [data-button-hover] { transition: none; }
}