/* ─── Single Product — Dark Theme ────────────────────────────────────────── */
.tb-pdp {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: var(--tb-sp-7); align-items: start;
}
@media (max-width: 860px) { .tb-pdp { grid-template-columns: 1fr; } }

/* Gallery */
.tb-pdp-gallery { position: sticky; top: calc(var(--tb-header-h) + var(--tb-sp-4)); }
.woocommerce-product-gallery {
  border-radius: var(--tb-r-lg); overflow: hidden;
  border: 1px solid var(--tb-border);
}
.woocommerce-product-gallery .flex-viewport { background: var(--tb-surface); }
.woocommerce-product-gallery img { width: 100% !important; height: auto !important; }
.flex-control-thumbs { display: flex; flex-wrap: wrap; gap: var(--tb-sp-2); padding: var(--tb-sp-3); list-style: none; background: var(--tb-surface); border-top: 1px solid var(--tb-border); }
.flex-control-thumbs li { width: 68px; height: 68px; }
.flex-control-thumbs li img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--tb-r-sm); cursor: pointer; border: 2px solid var(--tb-border); transition: border-color var(--tb-dur-fast); }
.flex-control-thumbs li img.flex-active, .flex-control-thumbs li img:hover { border-color: var(--tb-accent); }

/* Summary */
.tb-pdp-summary { display: flex; flex-direction: column; gap: var(--tb-sp-5); }
.tb-pdp-badges { display: flex; flex-wrap: wrap; gap: var(--tb-sp-2); }
.entry-title, .product_title {
  font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 800;
  line-height: 1.15; letter-spacing: -.02em; margin: 0; color: var(--tb-text-strong);
}
.woocommerce-product-rating { display: flex; align-items: center; gap: var(--tb-sp-2); }
.star-rating { color: var(--tb-accent); font-size: .875rem; }
.woocommerce-review-link { font-size: .82rem; color: var(--tb-text-muted); transition: color var(--tb-dur-fast); }
.woocommerce-review-link:hover { color: var(--tb-accent); }

/* Price */
.tb-pdp-price .price { font-size: 1.75rem; font-weight: 800; display: flex; align-items: baseline; gap: var(--tb-sp-3); flex-wrap: wrap; }
.tb-pdp-price ins { text-decoration: none; color: var(--tb-text-strong); }
.tb-pdp-price del { font-size: 1.1rem; color: var(--tb-text-dim); font-weight: 400; }

.tb-pdp-separator { height: 1px; background: var(--tb-border); border: none; }
.tb-pdp-excerpt { font-size: .95rem; color: var(--tb-text-muted); line-height: 1.75; }

/* Variations */
.variations { width: 100%; border-collapse: collapse; }
.variations td, .variations th { padding: 0 0 var(--tb-sp-3); vertical-align: top; }
.variations label { font-weight: 600; font-size: .875rem; color: var(--tb-text-muted); display: block; margin-bottom: var(--tb-sp-2); }
.variations select {
  width: 100%; padding: 11px 16px;
  border: 1.5px solid var(--tb-border); border-radius: var(--tb-r-md);
  font-size: .95rem; background: var(--tb-surface-2); color: var(--tb-text-strong);
  transition: border-color var(--tb-dur);
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23A0A0A0' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
  cursor: pointer;
}
.variations select:focus { border-color: var(--tb-accent); outline: none; box-shadow: 0 0 0 3px rgba(140,230,25,.12); }
.variations select option { background: var(--tb-surface-2); }
.reset_variations { font-size: .8rem; color: var(--tb-text-dim); }
.reset_variations:hover { color: var(--tb-danger); }

/* Quantity + ATC */
.tb-atc-row { display: flex; gap: var(--tb-sp-3); align-items: stretch; flex-wrap: wrap; }
.quantity { display: flex; }
.quantity .qty {
  width: 76px; padding: 12px; text-align: center;
  border: 1.5px solid var(--tb-border); border-radius: var(--tb-r-md);
  font-size: 1rem; font-weight: 700; background: var(--tb-surface-2); color: var(--tb-text-strong);
}
.quantity .qty:focus { border-color: var(--tb-accent); outline: none; }
.single_add_to_cart_button {
  flex: 1; padding: 13px 24px; min-width: 180px;
  background: var(--tb-accent); color: #0A0A0A;
  border: none; border-radius: var(--tb-r-pill);
  font-weight: 800; font-size: 1rem; cursor: pointer; letter-spacing: .01em;
  transition: background var(--tb-dur), box-shadow var(--tb-dur);
  box-shadow: var(--tb-glow-sm);
}
.single_add_to_cart_button:hover { background: var(--tb-accent-hover); box-shadow: var(--tb-glow-md); }
.single_add_to_cart_button:disabled { opacity: .4; cursor: not-allowed; box-shadow: none; }
.single_add_to_cart_button.is-loading {
  opacity: .8;
  pointer-events: none;
}

/* Delivery grid */
.tb-pdp-delivery { display: grid; grid-template-columns: 1fr 1fr; gap: var(--tb-sp-3); }
.tb-delivery-item {
  display: flex; align-items: center; gap: var(--tb-sp-3);
  padding: var(--tb-sp-3) var(--tb-sp-4);
  background: var(--tb-surface-2); border: 1px solid var(--tb-border);
  border-radius: var(--tb-r-md);
  font-size: .82rem;
}
.tb-delivery-item__icon {
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(140,230,25,.12);
  color: var(--tb-accent);
  font-size: .74rem;
  font-weight: 800;
}
.tb-delivery-item__text strong { display: block; font-weight: 700; font-size: .82rem; color: var(--tb-text-strong); }
.tb-delivery-item__text span { color: var(--tb-text-dim); font-size: .75rem; }

.tb-pdp-extra-info {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--tb-sp-3);
}
.tb-pdp-extra-info article {
  border: 1px solid var(--tb-border);
  border-radius: var(--tb-r-md);
  background: var(--tb-surface-2);
  padding: var(--tb-sp-4);
}
.tb-pdp-extra-info h3 {
  margin: 0 0 var(--tb-sp-2);
  font-size: .95rem;
}
.tb-pdp-extra-info p {
  margin: 0;
  color: var(--tb-text-muted);
  font-size: .85rem;
  line-height: 1.55;
}

/* Meta */
.product_meta { font-size: .82rem; color: var(--tb-text-dim); }
.product_meta .sku_wrapper, .product_meta .posted_in, .product_meta .tagged_as { display: block; margin-bottom: 4px; }
.product_meta a { color: var(--tb-accent); }
.product_meta a:hover { text-decoration: underline; }

/* Tabs */
.tb-pdp-tabs { margin-top: var(--tb-sp-8); }
.woocommerce-tabs .tabs {
  display: flex; gap: 0; border-bottom: 2px solid var(--tb-border);
  margin-bottom: var(--tb-sp-6); list-style: none; padding: 0;
}
.woocommerce-tabs .tabs li { margin-bottom: -2px; }
.woocommerce-tabs .tabs li a {
  display: block; padding: var(--tb-sp-3) var(--tb-sp-5);
  font-weight: 600; font-size: .875rem; color: var(--tb-text-muted);
  border-bottom: 2px solid transparent;
  transition: color var(--tb-dur-fast), border-color var(--tb-dur-fast);
}
.woocommerce-tabs .tabs li a:hover { color: var(--tb-text-strong); }
.woocommerce-tabs .tabs li.active a { color: var(--tb-accent); border-bottom-color: var(--tb-accent); }
.woocommerce-tabs .panel { color: var(--tb-text); line-height: 1.75; }
.woocommerce-tabs .panel h2 { display: none; }
.woocommerce-tabs .panel p { margin-bottom: var(--tb-sp-4); }
.woocommerce-tabs .panel table { width: 100%; border-collapse: collapse; }
.woocommerce-tabs .panel table th, .woocommerce-tabs .panel table td { padding: var(--tb-sp-3); border-bottom: 1px solid var(--tb-border); font-size: .875rem; text-align: left; }
.woocommerce-tabs .panel table th { font-weight: 600; color: var(--tb-text-muted); background: var(--tb-surface-2); width: 30%; }

/* Related / upsells */
.related.products, .up-sells.products { margin-top: var(--tb-sp-9); }
.related.products > h2, .up-sells.products > h2 { font-size: 1.5rem; font-weight: 700; margin-bottom: var(--tb-sp-6); color: var(--tb-text-strong); }

/* Stock */
.stock { font-size: .875rem; font-weight: 700; }
.stock.in-stock  { color: var(--tb-accent); }
.stock.out-of-stock { color: var(--tb-danger); }

/* Reviews */
#reviews { margin-top: var(--tb-sp-7); }
#review_form { margin-top: var(--tb-sp-5); }
.comment-form-rating .stars a { color: var(--tb-accent); }

@media (max-width: 860px) {
  .tb-pdp-gallery { position: static; }
  .tb-pdp-delivery { grid-template-columns: 1fr; }
  .tb-pdp-extra-info { grid-template-columns: 1fr; }
  .woocommerce-tabs .tabs { overflow-x: auto; }
}

@media (max-width: 640px) {
  .tb-pdp { gap: var(--tb-sp-5); }
  .tb-pdp-summary { gap: var(--tb-sp-4); }
  .tb-atc-row { flex-direction: column; align-items: stretch; }
  .quantity { width: 100%; }
  .quantity .qty { width: 100%; }
  .single_add_to_cart_button { width: 100%; }
}