/* Phase 2: accessibility improvements without changing the visual design */
.skip-link {
  position: fixed;
  left: 12px;
  top: 12px;
  z-index: 2147483647;
  padding: 10px 14px;
  border-radius: 4px;
  background: #fff;
  color: #111;
  font: 600 14px/1.2 Arial, sans-serif;
  text-decoration: none;
  box-shadow: 0 2px 10px rgba(0,0,0,.25);
  transform: translateY(-180%);
  transition: transform .15s ease;
}
.skip-link:focus { transform: translateY(0); }

:where(a, button, input, select, textarea, [tabindex]):focus-visible {
  outline: 3px solid currentColor;
  outline-offset: 3px;
}

#page-content-anchor {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  html:focus-within { scroll-behavior: auto !important; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}