.photo-gallery { color: var(--space-black); }
.photo-gallery h1 {
  margin: 0 0 18px;
  padding-bottom: 10px;
  border-bottom: 3px solid var(--atomic-red);
  color: #b62020;
  font: 28px 'Russo One', sans-serif;
}
.photo-gallery p { line-height: 1.6; }
.band-photo-preview { margin-top: 28px; text-align: center; }
.band-photo-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 28px;
  border: 2px solid #b62020;
  border-radius: 999px;
  background: #b62020;
  color: #fff;
  font: 20px 'Russo One', sans-serif;
  text-decoration: none;
  box-shadow: 0 4px 10px rgba(0,0,0,.2);
}
.band-photo-button:hover { background: #8e1919; border-color: #8e1919; }
.band-photo-button:focus-visible { outline: 3px solid #0000ee; outline-offset: 3px; }
.photo-preview-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 18px;
  margin-top: 28px;
}
.photo-thumbnail {
  position: relative;
  display: grid;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border: 3px solid #fff;
  border-radius: 10px;
  background: var(--space-black);
  box-shadow: 0 4px 12px rgba(0,0,0,.2);
}
.photo-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .2s ease;
}
.photo-thumbnail:hover img { transform: scale(1.04); }
.photo-thumbnail:focus-visible {
  outline: 3px solid #0000ee;
  outline-offset: 3px;
}
.thumbnail-error {
  position: absolute;
  inset: auto 0 0;
  padding: 10px;
  background: #0a0a0a;
  color: #fff;
}
html.viewer-open { overflow: hidden; }
.photo-viewer {
  width: 100%;
  max-width: none;
  height: 100%;
  height: 100dvh;
  max-height: none;
  margin: 0;
  padding: 16px;
  border: 0;
  background: #0a0a0a;
  color: #f6f6f6;
}
.photo-viewer[open] {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  gap: 16px;
}
.photo-viewer::backdrop { background: #0a0a0a; }
.photo-viewer > .site-header {
  position: relative;
  top: auto;
  margin: -16px -16px 0;
}
.viewer-toolbar, .viewer-navigation {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.viewer-toolbar button, .viewer-toolbar a, .viewer-navigation button {
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid var(--atomic-yellow);
  border-radius: 8px;
  background: transparent;
  color: var(--atomic-yellow);
  font: inherit;
  text-decoration: none;
  cursor: pointer;
}
.viewer-toolbar button:hover, .viewer-toolbar a:hover, .viewer-navigation button:hover {
  background: var(--atomic-yellow);
  color: var(--space-black);
}
.viewer-toolbar :focus-visible, .viewer-navigation :focus-visible {
  outline: 3px solid var(--atomic-teal);
  outline-offset: 3px;
}
.viewer-toolbar p, .viewer-navigation p { margin: 0; color: inherit; text-align: center; }
.viewer-stage { min-height: 0; display: grid; place-items: center; touch-action: pan-y pinch-zoom; }
.viewer-stage img { display: block; width: 100%; height: 100%; min-height: 0; object-fit: contain; }
#viewer-help { color: #ccc; font-size: 14px; }
.viewer-new-tab { font-size: 12px; }
@media (max-width: 600px) {
  .photo-preview-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .photo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .photo-viewer { padding: 10px; gap: 10px; }
  .photo-viewer > .site-header { margin: -10px -10px 0; }
  .viewer-toolbar { flex-wrap: wrap; gap: 10px; }
  .viewer-toolbar p { order: 3; width: 100%; }
  .viewer-toolbar button, .viewer-toolbar a { font-size: 14px; padding: 10px; }
  .viewer-new-tab { display: block; }
  .viewer-navigation { flex-wrap: wrap; gap: 10px; }
  #viewer-help { order: 3; width: 100%; font-size: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  .photo-thumbnail img { transition: none; }
}