/* Progressive enhancement: browsers without this API retain normal navigation. */
@view-transition { navigation: auto; }
::view-transition-old(root) { animation: page-out .16s ease-out both; }
::view-transition-new(root) { animation: page-in .22s ease-out both; }
@keyframes page-out { to { opacity: 0; } }
@keyframes page-in { from { opacity: 0; } }
@media (prefers-reduced-motion: reduce) {
  ::view-transition-old(root), ::view-transition-new(root) { animation: none; }
}