/* ============================================================
   UTILITIES — Small, stable, reusable helper classes that are
   genuinely cross-component. Only promote after 3+ real uses.
   ============================================================ */

/* Visually-hidden but screen-reader-accessible */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Skip-to-content link (visible only on keyboard focus) */
.skip-link {
  position: absolute;
  top: -999px;
  left: 1rem;
  z-index: 9999;
  padding: var(--space-2xs) var(--space-s);
  background: var(--accent-primary);
  color: var(--accent-foreground);
  font-size: var(--step--1);
  font-weight: 600;
  text-decoration: none;
  border-radius: 0 0 4px 4px;
}

.skip-link:focus {
  top: 0;
}

.skip-link:hover {
  color: var(--accent-primary);
  background: var(--accent-foreground);
}

/* Respect user motion preferences */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}