/* Image preview overlay (replaces Fancybox) */
.lightbox-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.lightbox-overlay.is-open {
  display: flex;
}
.lightbox-overlay img {
  max-width: 95%;
  max-height: 95vh;
  object-fit: contain;
  pointer-events: none;
}