/* Terrain extends the approved category shell without changing other collections. */
.terrain-page .terrain-photo img { transform: scale(var(--terrain-scale, 1)); transform-origin: 50% 53%; }
.terrain-overview { padding: 38px 0 48px; border-top: 1px solid var(--rule); scroll-margin-top: 150px; }
.terrain-group-nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 36px; border-top: 1px solid var(--rule); }
.terrain-group-nav a { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 70px; padding: 14px 0; border-bottom: 1px solid var(--rule); font-size: 18px; }
.terrain-group-count { font: 12px/1.5 'Geist Mono', monospace; color: var(--muted); }
.terrain-section-intro { max-width: 49ch; margin: 16px 0 0; color: var(--muted); font-size: 16px; line-height: 1.6; }
.terrain-section-meta a { display: inline-flex; min-height: 44px; align-items: center; color: var(--muted); font-size: 12px; text-decoration: underline; text-underline-offset: 4px; }
.terrain-wide { grid-column: 1 / -1; }
.terrain-wide .terrain-card { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(26px, 4vw, 60px); align-items: center; }
.terrain-wide .train-card-body { padding: 26px 0; }
.terrain-wide .train-card-action { margin-top: 22px; }
.terrain-group-nav a:focus-visible { outline-offset: 4px; }
@media (hover: hover) { .terrain-group-nav a:hover { color: var(--focus); } }
@media (max-width: 760px) {
  .terrain-overview { padding-block: 30px 40px; scroll-margin-top: 130px; }
  .terrain-group-nav { gap: 0 24px; }
  .terrain-group-nav a { font-size: 15px; }
  .terrain-wide .terrain-card { gap: 26px; }
  .terrain-page .category-hero h1 { font-size: clamp(56px, 12vw, 86px); }
}
@media (max-width: 540px) {
  .terrain-wide .terrain-card { display: flex; gap: 0; }
  .terrain-wide .train-card-body { padding: 18px 0 0; }
  .terrain-wide .train-card-action { margin-top: auto; }
}