/* ==========================================================================
   Collections index
   ========================================================================== */

.collections-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 760px) {
  .collections-grid { grid-template-columns: 1fr; }
}

.collection-card {
  display: block;
  transition: transform var(--transition-base);
}

.collection-card:hover { transform: translateY(-3px); }

/* 3-image mosaic — one large tile, two stacked beside it */
.collection-card__mosaic {
  display: grid;
  grid-template-columns: 2fr 1fr;
  grid-template-rows: repeat(2, 1fr);
  gap: var(--space-2xs);
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.collection-card__mosaic > *:first-child { grid-row: span 2; }

.collection-card__tile {
  display: block;
  width: 100%;
  height: 100%;
}

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

.collection-card__tile.placeholder-art {
  aspect-ratio: auto;
  border-radius: 0;
  font-size: 0.85rem;
}

.collection-card__body {
  padding-top: var(--space-sm);
}

.collection-card__body h2 {
  font-size: 1.5rem;
  margin-bottom: 0.3rem;
}

.collection-card__tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: 1rem;
  color: var(--color-charcoal);
  opacity: 0.75;
  margin-bottom: var(--space-sm);
}

.collection-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

.collection-card__meta > span:first-child {
  opacity: 0.6;
}

.collection-card__cta {
  font-weight: var(--weight-medium);
  color: var(--color-terracotta-dark);
}