/* ═══════════════════════════════════════════════════════════
   PRODUCT DETAIL
   ═══════════════════════════════════════════════════════════ */

.product-detail {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 0 4rem;
}

.product-detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: start;
}

@media (max-width: 860px) {
  .product-detail-grid { grid-template-columns: 1fr; gap: 1.75rem; }
}

/* ─── Gallery ────────────────────────────────────────────── */

.gallery-col { position: relative; }

.gallery-main {
  aspect-ratio: 1/1;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.gallery-main i {
  font-size: 4rem;
  color: var(--text-faint);
}

.gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(64px, 1fr));
  gap: 0.5rem;
  margin-top: 0.75rem;
}
.gallery-thumb {
  aspect-ratio: 1/1;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: border-color 0.15s;
}
.gallery-thumb:hover { border-color: var(--line-strong); }
.gallery-thumb.active { border-color: var(--gold); }
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }

/* ─── Info column ────────────────────────────────────────── */

.info-col { display: flex; flex-direction: column; gap: 1rem; }

.product-info-brand {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.product-info-title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 1.75rem;
  line-height: 1.25;
  letter-spacing: 0.01em;
}

.product-info-price-row {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
}
.product-info-price {
  font-size: 1.6rem;
  color: var(--gold);
  font-weight: 600;
}
.product-info-was {
  color: var(--text-faint);
  text-decoration: line-through;
  font-size: 1rem;
}
.price-badge {
  background: var(--danger);
  color: #fff;
  padding: 0.15rem 0.5rem;
  font-size: 0.75rem;
  border-radius: var(--radius);
  letter-spacing: 0.05em;
}

.product-stock {
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}
.product-stock.in  { color: var(--ok); }
.product-stock.out { color: var(--danger); }

/* ─── Variants ───────────────────────────────────────────── */

.variants-section {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: 0.75rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.variant-group { display: flex; flex-direction: column; gap: 0.4rem; }
.variant-group-label {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.variant-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.variant-btn {
  padding: 0.4rem 0.85rem;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.85rem;
  transition: 0.15s;
}
.variant-btn:hover { border-color: var(--line-strong); }
.variant-btn.active {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(212,175,55,0.08);
}

/* ─── Purchase controls ──────────────────────────────────── */

.purchase-row {
  display: flex;
  align-items: stretch;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.qty-control {
  display: flex;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.qty-btn {
  width: 40px;
  background: transparent;
  border: 0;
  color: var(--text);
  font-size: 1.1rem;
  transition: background 0.15s;
}
.qty-btn:hover { background: var(--bg-raised); }
.qty-input {
  width: 56px;
  text-align: center;
  background: transparent;
  border: 0;
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
  color: var(--text);
  outline: none;
}
.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button { -webkit-appearance: none; }
.qty-input[type="number"] { -moz-appearance: textfield; }

.btn-cart,
.btn-buy {
  flex: 1;
  min-width: 140px;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  transition: 0.15s;
}
.btn-cart {
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--text);
}
.btn-cart:hover:not(:disabled) { border-color: var(--gold); color: var(--gold); }
.btn-buy {
  background: var(--gold);
  border: 1px solid var(--gold);
  color: #111;
}
.btn-buy:hover:not(:disabled) { filter: brightness(1.1); }
.btn-cart:disabled,
.btn-buy:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  filter: grayscale(0.6);
}

/* ─── Description ────────────────────────────────────────── */

.product-description {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--text-dim);
  line-height: 1.7;
  font-size: 0.9rem;
}
.product-description h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: 0.75rem;
  letter-spacing: 0.04em;
}
.product-description ul { padding-left: 1.25rem; margin: 0.5rem 0; }
.product-description li { margin-bottom: 0.25rem; }
.product-description b,
.product-description strong { color: var(--text); }

/* h2 i description (heading-order-fix) */
.product-description h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: 0.75rem;
  letter-spacing: 0.04em;
}