/* Topic catalog pages (/catalog/, /catalog/geography/) */
body.page-catalog {
  padding-top: 60px;
}
@media (min-width: 992px) {
  body.page-catalog {
    padding-top: 56px;
  }
}

.catalog-page {
  padding: 1.25rem 0 2.5rem;
}

.catalog-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
}
.catalog-breadcrumb a {
  color: var(--primary);
  text-decoration: none;
}
.catalog-breadcrumb a:hover {
  text-decoration: underline;
}

.catalog-page-head {
  margin-bottom: 1.35rem;
}
.catalog-page-title {
  font-size: clamp(1.5rem, 3vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 0.35rem;
}
.catalog-page-lead {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  max-width: 40rem;
}

.catalog-subject-hero {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.25rem;
  padding: 1.15rem 1.25rem;
  border-radius: 18px;
  color: #0f172a;
  margin-bottom: 1.35rem;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.08);
}
.catalog-subject-hero-main {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
}
.catalog-subject-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.55);
  font-size: 1.5rem;
  flex-shrink: 0;
}
.catalog-subject-title {
  font-size: clamp(1.35rem, 2.5vw, 1.65rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 0.2rem;
}
.catalog-subject-meta {
  font-size: 0.82rem;
  font-weight: 600;
  opacity: 0.85;
}
.catalog-subject-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.catalog-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 0.95rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.15s;
}
.catalog-btn:hover {
  transform: translateY(-1px);
  text-decoration: none;
}
.catalog-btn--play {
  background: #0f172a;
  color: #fff;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.2);
}
.catalog-btn--play:hover {
  color: #fff;
}
.catalog-btn--ghost {
  background: rgba(255, 255, 255, 0.65);
  color: #0f172a;
  border: 1px solid rgba(15, 23, 42, 0.12);
}
.catalog-btn--ghost:hover {
  color: #0f172a;
}

.catalog-section-head {
  margin-bottom: 0.85rem;
}
.catalog-section-title {
  font-size: 1.15rem;
  font-weight: 800;
  margin: 0 0 0.25rem;
}
.catalog-section-head p {
  margin: 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.catalog-topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}
.catalog-topic-grid .home-play-tile {
  flex: none;
  width: 100%;
  min-height: 100%;
}

.catalog-subject-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}
.catalog-subject-card {
  text-decoration: none;
  color: #0f172a;
  padding: 0;
  overflow: hidden;
  min-height: 0;
}
.catalog-subject-card:hover {
  color: #0f172a;
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.12);
}
.catalog-subject-card .home-path-card-preview {
  padding: 0 1rem 1rem;
}

.catalog-empty-note {
  padding: 1rem 0 0.5rem;
}