/* ==========================================================================
   Utilities — Skip Link, Screen Reader Only, Focus
   ========================================================================== */

/* Skip Link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  position: fixed;
  left: var(--space-md);
  top: var(--space-md);
  width: auto;
  height: auto;
  padding: var(--space-sm) var(--space-md);
  background: var(--bg);
  color: var(--fg);
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  z-index: 9999;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
}

/* Screen Reader Only */
.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 Visible */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}