/* Categories overview + single collection page */
body.collection-page {
  --navy: #0b1c33;
  --navy-mid: #132a47;
  --sky: #e8eef6;
  --gold: #e6b422;
  --paper: #f5f7fb;
  background: var(--paper);
}

body.collection-page .site-nav {
  background: var(--navy);
  border-bottom: 0;
  backdrop-filter: none;
}

body.collection-page .site-nav .brand,
body.collection-page .site-nav .nav-links a,
body.collection-page .site-nav .muted {
  color: #f4f7fb;
}

body.collection-page .site-nav .brand span {
  color: var(--gold);
}

body.collection-page .nav-cat {
  color: #f4f7fb !important;
}

body.collection-page .nav-cat:hover,
body.collection-page .nav-cat.is-active {
  background: rgba(230, 180, 34, 0.2);
  color: var(--gold) !important;
}

body.collection-page .site-nav .btn-ghost {
  border-color: rgba(244, 247, 251, 0.35);
  color: #f4f7fb;
}

body.collection-page .site-nav .btn-primary {
  background: var(--gold);
  color: var(--navy);
}

@media (max-width: 900px) {
  body.collection-page .nav-cats {
    background: rgba(244, 247, 251, 0.08);
  }
}

body.collection-page .footer {
  background: var(--navy);
  color: rgba(244, 247, 251, 0.75);
  border-top: 0;
}

/* Collection hero banner */
.collection-hero {
  position: relative;
  min-height: 42vh;
  display: grid;
  align-items: end;
  color: #f4f7fb;
  overflow: hidden;
}

.collection-hero-media {
  position: absolute;
  inset: 0;
}

.collection-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: heroDrift 20s ease-in-out infinite alternate;
}

.collection-hero-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 28, 51, 0.35) 0%, rgba(11, 28, 51, 0.88) 100%);
}

.collection-hero-content {
  position: relative;
  z-index: 2;
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  padding: 3rem 0 2.25rem;
  animation: riseIn 0.7s ease both;
}

.collection-hero-content .eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.collection-hero-content h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin: 0 0 0.45rem;
  letter-spacing: -0.02em;
}

.collection-hero-content p {
  margin: 0;
  max-width: 42ch;
  color: rgba(244, 247, 251, 0.85);
}

.collection-count {
  margin-top: 0.85rem;
  font-weight: 600;
  color: var(--gold);
}

/* Category overview cards */
.collection-overview {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.1rem;
}

@media (max-width: 700px) {
  .collection-overview {
    grid-template-columns: 1fr;
  }
}

.collection-card {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  min-height: 220px;
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(11, 28, 51, 0.1);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

@media (max-width: 600px) {
  .collection-card {
    grid-template-columns: 1fr;
  }
}

.collection-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(11, 28, 51, 0.1);
}

.collection-card-media {
  min-height: 180px;
  overflow: hidden;
}

.collection-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.collection-card:hover .collection-card-media img {
  transform: scale(1.05);
}

.collection-card-body {
  padding: 1.35rem 1.2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.4rem;
}

.collection-card-body .tag {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #1a4d7c;
}

.collection-card-body h2 {
  font-family: var(--font-display);
  font-size: 1.55rem;
  margin: 0;
  color: var(--navy);
}

.collection-card-body p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.collection-card-body .go {
  margin-top: 0.55rem;
  font-weight: 700;
  color: var(--navy);
  font-size: 0.9rem;
}

/* Sub filters on collection */
.collection-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: end;
  margin: 1.25rem 0 1.5rem;
}

.collection-toolbar label {
  min-width: 140px;
  flex: 1;
}

.chip-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1.25rem;
}

.chip-nav a {
  padding: 0.45rem 0.85rem;
  border-radius: 8px;
  border: 1px solid rgba(11, 28, 51, 0.12);
  background: #fff;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--navy);
  transition: background 0.2s ease, color 0.2s ease;
}

.chip-nav a:hover,
.chip-nav a.is-active {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}

body.collection-page .listing {
  background: #fff;
}

body.collection-page .page-hero h1 {
  color: var(--navy);
}

.sub-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.sub-options button {
  border: 1px solid rgba(11, 28, 51, 0.12);
  background: #fff;
  padding: 0.45rem 0.8rem;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--navy);
}

.sub-options button.is-active {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}