/**
 * Galería / fichas de obra
 */
.gallery-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  align-items: end;
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.gallery-toolbar .form-group {
  margin: 0;
  min-width: 160px;
  flex: 1;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--spacing-lg);
}

.obra-tile {
  display: block;
  color: inherit;
  background: transparent;
  transition: transform var(--transition);
}

.obra-tile:hover {
  transform: translateY(-4px);
  color: inherit;
}

.obra-tile-image {
  aspect-ratio: 4 / 5;
  background: var(--color-surface-elevated);
  overflow: hidden;
  margin-bottom: var(--spacing-sm);
  border: 1px solid var(--color-border);
}

.obra-tile-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.obra-tile:hover .obra-tile-image img {
  transform: scale(1.04);
}

.obra-tile-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin: 0;
}

.obra-tile-meta {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 300;
}

.obra-detail {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-lg);
}

.obra-gallery-main {
  background: var(--color-surface);
  min-height: 420px;
  border: 1px solid var(--color-border);
}

.obra-gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.obra-thumbs {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.obra-thumbs img {
  width: 72px;
  height: 72px;
  object-fit: cover;
  opacity: 0.65;
  cursor: pointer;
  border: 1px solid var(--color-border);
}

.obra-thumbs img.active,
.obra-thumbs img:hover {
  opacity: 1;
  border-color: var(--color-primary);
}

.obra-price {
  font-size: 1.6rem;
  font-weight: 600;
  margin: var(--spacing-md) 0;
  color: var(--color-primary);
}

.related-grid {
  margin-top: var(--spacing-2xl);
}

.empty-state {
  padding: var(--spacing-2xl);
  text-align: center;
  color: var(--color-text-muted);
  border: 1px dashed var(--color-border);
  background: var(--color-surface);
}

@media (max-width: 860px) {
  .obra-detail {
    grid-template-columns: 1fr;
  }
}