/* ==========================================================================
   Utilities — Screen reader, skip link, focus styles
   ========================================================================== */

/* Visually hidden but 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;
}

/* Skip to main content link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 1000;
  padding: var(--space-2) var(--space-4);
  background-color: var(--color-blue);
  color: var(--color-white);
  font-weight: var(--font-semibold);
  border-radius: var(--radius-md);
}

.skip-link:focus {
  top: var(--space-2);
}

/* Global focus-visible style */
:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 2px;
}