/* Gallery heading */
.gallery-heading { padding: 50px 0 32px; }
.gallery-heading h1 { font-size: clamp(38px, 6vw, 60px); line-height: 1.05; margin: 16px 0 22px; }
.gallery-label { color: var(--blue); font-size: 14px; font-weight: bold; }

/* Gallery list */
.gallery-index { padding: 25px; background: #fff6c5; margin-bottom: 10px; }
.gallery-index h2 { font-size: 22px; margin-bottom: 18px; }
.gallery-index ol { margin: 0; padding-left: 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 35px; }
.gallery-index li { padding-left: 3px; font-size: 15px; line-height: 1.5; }
.gallery-index a:hover { color: var(--blue); }
#browse-title { scroll-margin-top: 15px; }

/* Artifact entries */
.artifact { padding: 45px 0; border-bottom: 1px solid #d5ddd7; scroll-margin-top: 15px; }
.artifact-heading { padding: 22px 25px; background: #edf5f0; border-left: 4px solid var(--green); margin-bottom: 25px; }
.artifact:nth-of-type(3n+2) .artifact-heading { background: #eff6ff; border-color: var(--blue); }
.artifact:nth-of-type(3n) .artifact-heading { background: #fff6c5; border-color: #af7600; }
.artifact h2 { font-size: 28px; line-height: 1.2; margin: 12px 0 0; }
.artifact-details { font-size: 14px; margin: 0 0 25px; display: grid; grid-template-columns: 108px 1fr; gap: 12px 14px; line-height: 1.6; }
.artifact-details dt { font-weight: bold; }
.artifact-details dd { margin: 0; }
.artifact-story p { margin-bottom: 20px; }
.artifact-links { display: flex; flex-wrap: wrap; gap: 12px 24px; margin: 25px 0; }
.artifact-links a { color: var(--blue); font-size: 16px; font-weight: bold; }
.gallery-back { font-size: 13px; color: #526658; }

/* Map and chart */
.artifact-image { padding: 15px; background: #f6f4ed; }
.artifact-image img { height: 480px; object-fit: contain; }
.artifact-image figcaption, .access-chart figcaption { font-size: 12px; line-height: 1.6; margin-top: 12px; }
.access-chart { background: #eff6ff; padding: 26px; }
.access-chart h3 { font-size: 20px; margin-bottom: 25px; }
.chart-row { display: grid; grid-template-columns: 1fr auto; gap: 8px 20px; margin: 18px 0; font-size: 15px; line-height: 1.5; }
.chart-track { grid-column: 1 / -1; height: 16px; background: #d9e5fa; }
.chart-track span { display: block; height: 100%; background: var(--blue); }


/* Phone layout */
@media (max-width: 650px) {
  .gallery-heading { padding-top: 35px; }
  .gallery-index ol { grid-template-columns: 1fr; }
  .artifact { padding: 32px 0; scroll-margin-top: 15px; }
  .artifact-heading { padding: 18px; }
  .artifact h2 { font-size: 25px; }
  .artifact-details { grid-template-columns: 1fr; gap: 3px; }
  .artifact-details dd { margin-bottom: 12px; }
  .artifact-image img { height: 350px; }
  .access-chart { padding: 20px; }
  #browse-title { scroll-margin-top: 15px; }
}

/* Printing */
@media print {
  .gallery-index, .gallery-back { display: none; }
  .artifact { break-before: page; }
}

/* Artifact photos and previews */
.artifact-image { margin: 24px 0; background: #f6f4ed; }
.artifact-image img { height: auto; max-height: 500px; object-fit: contain; }
.artifact-image a { display: block; }
.artifact-image figcaption a { display: inline; }
.artifact-details { grid-template-columns: 120px 1fr; }
@media (max-width: 650px) {
  .artifact-details { grid-template-columns: 1fr; }
  .artifact-image { padding: 10px; }
  .artifact-image img { max-height: 420px; }
}

/* Related research */
.research-link { padding: 15px 18px; background: #eff6ff; font-size: 14px; line-height: 1.7; margin: 22px 0; }
.research-link a { color: var(--blue); }