/* main — shell layer: skip link, a11y helpers */


.skip-link {
  position: absolute; left: var(--space-4); top: -3rem;
  background: var(--primary); color: #fff; padding: 0.5rem 1rem;
  border-radius: var(--radius); z-index: var(--z-modal);
  transition: top var(--dur) var(--ease);
}
.skip-link:focus { top: var(--space-4); }

.visually-hidden {
  position:absolute!important; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; border:0;
}