:root {
  --collection-umber: #6f4b34;
  --collection-brass: #aa7b42;
  --collection-matte: #e7e7e4;
  --collection-deep: #24211e;
}
.collection-page {
  background: #f2f1ee;
  color: var(--ink);
  --muted: #45423e;
}
.collection-page .site-header,
.collection-page .section,
.collection-hero {
  border-bottom: 0;
}

.collection-page .nav-list a,
.collection-page .footer-copy,
.collection-page .footer-links a,
.collection-page .card-link {
  font-size: 0.8125rem;
}

.collection-page .nav-menu > summary {
  font-size: 0.875rem;
  letter-spacing: 0.03em;
  text-transform: none;
}

.collection-hero { padding: clamp(3.5rem, 6vw, 5.5rem) 0 2.5rem; }

.collection-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(250px, 0.6fr);
  gap: 3rem;
  align-items: center;
}

.collection-hero h1 { max-width: 13ch; }

.collection-intro {
  max-width: 680px;
  margin-top: 1.4rem;
  color: var(--ink);
  font-size: clamp(1.125rem, 1.5vw, 1.22rem);
}

.collection-note {
  padding: 1.3rem;
  border-top: 3px solid var(--collection-brass);
  background: #fff;
}

.collection-note strong,
.collection-note span {
  display: block;
}

.collection-note span {
  margin-top: 0.5rem;
  color: var(--muted);
  font-size: 1rem;
}

.collection-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0 0 2.5rem;
}

.collection-filter {
  min-height: 42px;
  padding: 0.65rem 0.9rem;
  border: 0;
  border-radius: 999px;
  background: #e5e1da;
  color: var(--ink-soft);
  cursor: pointer;
  font: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.collection-filter:hover,
.collection-filter[aria-pressed='true'] {
  border-color: var(--collection-deep);
  background: var(--collection-deep);
  color: #fff;
}

.collection-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1rem, 2vw, 1.7rem);
  align-items: start;
}

.collection-card {
  grid-column: span 6;
  display: flex;
  min-width: 0;
  flex-direction: column;
  background: #f4f4f2;
  color: inherit;
  text-decoration: none;
  transition: transform 180ms ease;
}

.collection-card:hover {
  transform: translateY(-4px);
}

.collection-card[hidden] {
  display: none;
}

.collection-photo,
.collection-placeholder {
  position: relative;
  display: grid;
  width: 100%;
  aspect-ratio: 16 / 10;
  place-items: center;
  overflow: hidden;
  background: var(--collection-matte);
}

.collection-photo[data-draft-photo]::after {
  content: attr(data-draft-photo);
  position: absolute;
  right: 0.65rem;
  bottom: 0.65rem;
  padding: 0.3rem 0.5rem;
  background: rgba(22, 20, 18, 0.78);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.collection-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.collection-placeholder {
  padding: 1.5rem;
  color: #4a4743;
  text-align: center;
}

.collection-placeholder span {
  display: block;
  max-width: 22ch;
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 1.15rem;
  line-height: 1.05;
}

.collection-card-body {
  display: flex;
  min-height: 230px;
  padding: 1.25rem;
  flex-direction: column;
}

.collection-card h2 {
  margin-bottom: 0.7rem;
  font-size: clamp(1.35rem, 2.1vw, 1.85rem);
}

.collection-card p {
  color: var(--ink);
  font-size: 1rem;
}

.collection-card .card-link {
  margin-top: auto;
}

.collection-status {
  display: inline-flex;
  width: fit-content;
  margin-top: 0.8rem;
  padding: 0.35rem 0.55rem;
  border: 0;
  background: #e9e4da;
  color: #5f574d;
  font-size: 0.9rem;
  font-weight: 600;
}

.collection-status[data-status='display-only'] {
  background: #f4ede4;
}

.collection-detail {
  padding: clamp(3rem, 7vw, 6rem) 0;
}

.collection-detail-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}

.collection-detail-media {
  position: sticky;
  top: 94px;
}

.collection-figure {
  margin: 0;
}

.collection-figure figcaption {
  margin-top: 0.75rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.collection-detail-media .collection-photo,
.collection-detail-media .collection-placeholder {
  aspect-ratio: 16 / 10;
  border: 0;
}

.collection-thumbs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.collection-thumbs img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 0;
}

.collection-detail-copy h1 {
  margin-bottom: 1.1rem;
}

.collection-category {
  margin: -0.5rem 0 1.25rem;
  color: var(--muted);
  font-size: 1.125rem;
}

.collection-detail-copy .lede {
  margin-bottom: 1.5rem;
  max-width: 60ch;
}

.collection-detail-copy .prose,
.collection-detail-copy .collection-caveat,
.collection-sources {
  max-width: 60ch;
}

.collection-facts {
  display: grid;
  margin: 2rem 0;
}

.collection-fact {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 1rem;
  padding: 0.9rem 0;
  margin-bottom: 0.4rem;
  background: #e8e5de;
}

.collection-fact dt {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.collection-fact dd {
  margin: 0;
}

.collection-caveat {
  margin-top: 2rem;
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--collection-brass);
  background: #fff;
  color: var(--muted);
  font-size: 0.86rem;
}

.collection-back {
  display: inline-block;
  margin-bottom: 1.25rem;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
}

.collection-back:hover {
  color: var(--ink);
}

.collection-sources {
  margin-top: 2rem;
  padding-top: 1.5rem;
}

.collection-sources h2 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.collection-sources p,
.collection-sources li {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.collection-sources ul {
  margin: 0.75rem 0 0;
  padding-left: 1.2rem;
}

.collection-sources a {
  color: var(--ink);
  text-underline-offset: 0.2em;
}

@keyframes collection-rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.collection-hero h1,
.collection-intro,
.collection-note,
.collection-card,
.collection-card .collection-photo,
.collection-card h2,
.collection-card p,
.collection-card .collection-status,
.collection-card .card-link {
  animation: collection-rise 500ms ease both;
}

.collection-intro { animation-delay: 70ms; }
.collection-note { animation-delay: 120ms; }
.collection-card:nth-child(3n + 2) { animation-delay: 60ms; }
.collection-card:nth-child(3n) { animation-delay: 110ms; }
.collection-card .collection-photo { animation-delay: 80ms; }
.collection-card h2 { animation-delay: 120ms; }
.collection-card p { animation-delay: 160ms; }
.collection-card .collection-status { animation-delay: 200ms; }
.collection-card .card-link { animation-delay: 240ms; }

.collection-detail-media,
.collection-detail-copy h1,
.collection-detail-copy .collection-category,
.collection-detail-copy .collection-back,
.collection-detail-copy .lede,
.collection-detail-copy .collection-status,
.collection-detail-copy .prose,
.collection-detail-copy .collection-facts,
.collection-detail-copy .actions,
.collection-detail-copy .collection-caveat,
.collection-detail-copy .collection-sources {
  animation: collection-rise 500ms ease both;
}

.collection-detail-copy .collection-category { animation-delay: 40ms; }
.collection-detail-copy .collection-back { animation-delay: 70ms; }
.collection-detail-copy .lede { animation-delay: 100ms; }
.collection-detail-copy .collection-status { animation-delay: 130ms; }
.collection-detail-copy .prose { animation-delay: 160ms; }
.collection-detail-copy .collection-facts { animation-delay: 190ms; }
.collection-detail-copy .actions { animation-delay: 220ms; }
.collection-detail-copy .collection-caveat { animation-delay: 250ms; }
.collection-detail-copy .collection-sources { animation-delay: 280ms; }

@media (max-width: 900px) {
  .collection-hero-grid,
  .collection-detail-grid {
    grid-template-columns: 1fr;
  }

  .collection-detail-media {
    position: static;
    order: 1;
  }

  .collection-detail-copy {
    order: 2;
  }

  .collection-card,
  .collection-card:nth-child(n) {
    grid-column: span 6;
  }
}
@media (max-width: 620px) {
  .collection-page .container {
    width: min(calc(100% - 3.5rem), var(--max));
  }
  .collection-hero {
    padding-top: 3rem;
  }

  .collection-grid {
    display: block;
  }

  .collection-card + .collection-card {
    margin-top: 1rem;
  }

  .collection-card-body {
    min-height: 0;
  }

  .collection-card h2 {
    font-size: 1.15rem;
  }

  .collection-fact {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .collection-hero h1,
  .collection-intro,
  .collection-note,
  .collection-card,
  .collection-card .collection-photo,
  .collection-card h2,
  .collection-card p,
  .collection-card .collection-status,
  .collection-card .card-link,
  .collection-detail-media,
  .collection-detail-copy h1,
  .collection-detail-copy .collection-category,
  .collection-detail-copy .collection-back,
  .collection-detail-copy .lede,
  .collection-detail-copy .collection-status,
  .collection-detail-copy .prose,
  .collection-detail-copy .collection-facts,
  .collection-detail-copy .actions,
  .collection-detail-copy .collection-caveat,
  .collection-detail-copy .collection-sources {
    animation: none;
    transition: none;
  }
}