/* Shared across all pages; keep viewer rules isolated from page styles. */
img.image-viewer-trigger { cursor: zoom-in; }
img.image-viewer-trigger:focus-visible,
.image-viewer button:focus-visible {
  outline: 3px solid #8ecbff;
  outline-offset: 4px;
}
html.image-viewer-open { overflow: hidden; }
dialog.image-viewer {
  position: fixed;
  inset: 0;
  box-sizing: border-box;
  width: 100%;
  max-width: none;
  height: 100%;
  height: 100dvh;
  max-height: none;
  margin: 0;
  border: 0;
  padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
  background: rgba(9, 17, 28, .97);
  color: #fff;
  font: 16px/1.5 system-ui, sans-serif;
  overscroll-behavior: contain;
}
.image-viewer::backdrop { background: rgba(9, 17, 28, .85); }
.image-viewer[open] { display: flex; flex-direction: column; gap: 12px; }
.image-viewer .image-viewer-toolbar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex: 0 0 auto;
  gap: 16px;
}
.image-viewer button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 48px;
  height: 48px;
  min-width: 48px;
  margin: 0;
  border: 1px solid #788696;
  border-radius: 50%;
  padding: 0;
  background: #26374a;
  color: #fff;
  font: 400 32px/1 system-ui, sans-serif;
  cursor: pointer;
  box-shadow: none;
  transform: none;
}
.image-viewer button:hover { background: #3a516a; color: #fff; transform: none; }
.image-viewer button:disabled { opacity: .4; cursor: default; }
.image-viewer .image-viewer-stage {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) 48px;
  align-items: center;
  gap: 16px;
  flex: 1;
  min-height: 0;
}
.image-viewer .image-viewer-media {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: stretch;
  min-width: 0;
  min-height: 0;
}
.image-viewer img.image-viewer-image {
  display: block;
  position: static;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  min-width: 0;
  min-height: 0;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  object-fit: contain;
  aspect-ratio: auto;
  transform: none;
  box-shadow: none;
}
.image-viewer .image-viewer-caption { margin: 0; text-align: center; color: #e3eaf3; font-size: .9rem; }
.image-viewer .image-viewer-counter { display: block; color: #b5c6d9; }
.image-viewer .image-viewer-error { position: absolute; padding: 16px; text-align: center; }
.image-viewer [hidden] { display: none !important; }
@media (max-width: 600px) {
  .image-viewer .image-viewer-stage { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 12px; }
  .image-viewer .image-viewer-media { grid-column: 1 / -1; grid-row: 1; }
  .image-viewer .image-viewer-previous { grid-column: 1; grid-row: 2; justify-self: end; }
  .image-viewer .image-viewer-next { grid-column: 2; grid-row: 2; justify-self: start; }
  .image-viewer .image-viewer-stage { grid-template-rows: minmax(0, 1fr) 48px; }
}