/* ── Catalog Page ───────────────────────────────────────── */
.catalog-main {
  padding: 48px 0 80px;
  background: var(--warm-white);
  min-height: 60vh;
}

.catalog-header {
  margin-bottom: 28px;
}

.catalog-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-dark);
}

/* Filters */
.catalog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 36px;
}

.catalog-filter-btn {
  padding: 8px 18px;
  border: 1.5px solid var(--border);
  border-radius: 50px;
  background: transparent;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-dark);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.catalog-filter-btn:hover {
  border-color: var(--green-mid);
  background: var(--off-white);
}

.catalog-filter-btn.selected {
  background: var(--green-dark);
  border-color: var(--green-dark);
  color: #fff;
}

/* Variant tier filters */
.catalog-variant-filter-wrap {
  margin-bottom: 16px;
}

.catalog-filter-section-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-mid);
  margin-bottom: 10px;
}

.catalog-variant-filter-wrap .catalog-filters {
  margin-bottom: 0;
}

/* Color palette filters */
.catalog-color-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.catalog-color-item {
  display: flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  color: var(--text-dark);
  user-select: none;
}

.catalog-color-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: var(--green-dark);
  flex-shrink: 0;
}

.catalog-color-swatch {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1.5px solid rgba(0,0,0,0.12);
  flex-shrink: 0;
}

.catalog-color-name {
  color: var(--text-dark);
}

/* Loading / empty states */
.catalog-loading,
.catalog-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 0;
  color: var(--text-mid);
  font-family: var(--font-sans);
  font-size: 0.95rem;
}

/* Product cards */
.catalog-card {
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.15s, border-color 0.15s;
}

.catalog-card:hover {
  border-color: var(--green-dark);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.catalog-card-img {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #fff;
  position: relative;
}

.catalog-card-color-badge {
  position: absolute;
  bottom: 8px;
  left: 8px;
  display: flex;
  gap: 4px;
  align-items: center;
  background: rgba(0, 0, 0, 0.35);
  border-radius: 20px;
  padding: 5px 8px;
}

.catalog-color-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, 0.85);
  flex-shrink: 0;
}

.catalog-card-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.catalog-card-placeholder {
  width: 100%;
  height: 100%;
  background: var(--off-white);
}

.catalog-card-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  background: var(--off-white);
}

.catalog-card-sku {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-mid);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.catalog-card-name {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
  margin: 0;
}

.catalog-card-price {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--text-dark);
  font-weight: 500;
}


/* Grid */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

@media (min-width: 640px) {
  .catalog-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 960px) {
  .catalog-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}