/* ─── Accessibility Utilities ─────────────────────────────────────────────── */

/* Visually hide content while keeping it accessible to screen readers. */
.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;
}

/* Focus ring — high-contrast orange outline for keyboard navigation. */
:focus-visible {
  outline: 2px solid var(--portal-accent-color);
  outline-offset: 2px;
  border-radius: 0.25rem;
}

/* Reduced motion — respect user OS preference. */
@media (prefers-reduced-motion: reduce) {
  *,
  ::before,
  ::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}