@view-transition { navigation: auto; }

::view-transition-old(root) {
  animation: fenja-fade-out 220ms var(--ease-exit) both;
}
::view-transition-new(root) {
  animation: fenja-fade-in 280ms var(--ease-entrance) both;
}

@keyframes fenja-fade-out {
  to { opacity: 0; transform: translateY(-4px); }
}
@keyframes fenja-fade-in {
  from { opacity: 0; transform: translateY(8px); }
}

body {
  transition: opacity 280ms var(--ease-entrance),
              transform 280ms var(--ease-entrance);
}
body.is-entering {
  opacity: 0;
  transform: translateY(8px);
}
body.is-leaving {
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 220ms var(--ease-exit),
              transform 220ms var(--ease-exit);
}

@media (prefers-reduced-motion: reduce) {
  body,
  body.is-entering,
  body.is-leaving {
    transition: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation: none;
  }
}