/* Shared reflection layer: image markup and layout remain intact. */
.site-image-shimmer {
  position: absolute;
  display: block;
  overflow: hidden;
  pointer-events: none;
  z-index: 5;
  isolation: isolate;
  visibility: hidden;
}
.site-image-shimmer::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 25%, rgba(255,255,255,.08) 39%, rgba(255,255,255,.36) 50%, rgba(255,255,255,.08) 61%, transparent 75%);
  transform: translateX(-150%);
  animation: site-image-reflection 8s ease-in-out infinite;
}
@keyframes site-image-reflection {
  0%, 15% { transform: translateX(-150%); opacity: 0; }
  22% { opacity: 1; }
  50%, 100% { transform: translateX(150%); opacity: 0; }
}
.archid-shimmer-paused .site-image-shimmer::after,
.site-image-shimmer[data-visible="false"]::after { animation-play-state: paused; opacity: 0; }
/* The shared reflection also covers both logo stages. */
#archidHeroStill::after, #archidLabStill::after { display: none !important; }
@media (prefers-reduced-motion: reduce) {
  .site-image-shimmer { display: none !important; }
  .site-image-shimmer::after { animation: none; }
}

/* Shared hover treatment also applies to dynamically inserted images.
   Individual scale preserves existing logo transforms and crossfades. */
@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  :root body img {
    transition: scale 350ms ease, transform 650ms ease, opacity 650ms ease, filter 650ms ease;
  }
  :root body img:hover { scale: .97; }
  /* Keep the permanent header mark gently zooming inward on interaction. */
  :root body .brand:hover img,
  :root body .brand:focus-visible img,
  :root body .w-mark:hover img,
  :root body .w-mark:focus-visible img { scale: 1.06; }
}

/* Softly deepen each language pill on hover and keyboard focus. */
.lang-switch button{transition:background-color 180ms ease,color 180ms ease}
.lang-switch button:hover,.lang-switch button:focus-visible{background:#e1e7e5;color:#33474e}
.lang-switch button.active:hover,.lang-switch button.active:focus-visible{background:#125a79;color:#fff}
@media(prefers-reduced-motion:reduce){.lang-switch button{transition:none}}