/* ==========================================================================
   BASMA DESIGNERS - PRODUCT DETAILS PAGE STYLING
   Inspired by: Asim Jofa & Sapphire PK (Clean, High-Fashion, Fast, Bug-Free)
   ========================================================================== */

.product-detail-section {
  padding: 30px 0 80px;
}

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: flex-start;
}

/* Sticky Gallery (Left) */
.product-gallery-sticky {
  position: sticky;
  top: 100px;
  display: flex;
  gap: 16px;
}

.gallery-thumbnails {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 80px;
  flex-shrink: 0;
}

.gallery-thumb {
  width: 80px;
  height: 105px;
  border-radius: var(--radius-xs);
  overflow: hidden;
  border: 1px solid var(--color-border);
  cursor: pointer;
  background: #F7F7F7;
  transition: all var(--transition-fast);
}

.gallery-thumb.active,
.gallery-thumb:hover {
  border-color: var(--color-noir);
}

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

.gallery-main-viewport {
  flex: 1;
  height: 600px;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xs);
  background: #F7F7F7;
  border: 1px solid var(--color-border);
}

.gallery-main-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.2s ease;
}

/* Info Panel (Right) */
.product-info-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.product-sku-tag {
  font-family: var(--font-brand);
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--color-light-gray);
  margin-bottom: 4px;
}

.product-title-main {
  font-family: var(--font-brand);
  font-size: clamp(1.4rem, 2.2vw, 1.8rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.25;
  color: var(--color-noir);
}

.product-rating-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--color-gold-dark);
}

.product-price-box {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}

.product-price-large {
  font-family: var(--font-brand);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-noir);
}

.product-compare-price {
  font-family: var(--font-brand);
  font-size: 1.1rem;
  text-decoration: line-through;
  color: var(--color-light-gray);
}

.product-discount-pill {
  background: var(--color-sale-red);
  color: #FFFFFF;
  font-family: var(--font-brand);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-xs);
}

/* Variant Blocks */
.variant-block {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.variant-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-brand);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.size-guide-trigger-btn {
  background: none;
  border: none;
  font-family: var(--font-brand);
  font-size: 0.72rem;
  font-weight: 600;
  text-decoration: underline;
  cursor: pointer;
  color: var(--color-gold-dark);
}

.color-buttons-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.color-btn-option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  cursor: pointer;
  font-size: 0.82rem;
  font-family: var(--font-brand);
}

.color-btn-option.selected {
  border-color: var(--color-noir);
  background: #FAF8F5;
  font-weight: 600;
}

.color-circle {
  width: 14px;
  height: 14px;
  border-radius: 50%;
}

.size-buttons-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.size-btn-option {
  padding: 10px 18px;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  font-family: var(--font-brand);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.size-btn-option.selected,
.size-btn-option:hover {
  background: var(--color-noir);
  color: #FFFFFF;
  border-color: var(--color-noir);
}

/* Bespoke Fitting Box */
.bespoke-notes-box {
  background: #FAF8F5;
  border: 1px solid var(--color-border);
  padding: 14px;
  border-radius: var(--radius-xs);
  display: none;
}

.bespoke-notes-title {
  font-family: var(--font-brand);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 6px;
}

/* Purchase Actions */
.purchase-actions-box {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 10px;
}

.cart-qty-row {
  display: flex;
  gap: 12px;
}

.large-stepper {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-border);
  background: #FFFFFF;
  border-radius: var(--radius-xs);
}

.large-stepper button {
  background: none;
  border: none;
  padding: 12px 18px;
  font-size: 1.1rem;
  cursor: pointer;
}

.large-stepper span {
  padding: 0 14px;
  font-family: var(--font-brand);
  font-weight: 700;
  font-size: 0.95rem;
}

.add-bag-btn {
  flex: 1;
}

/* Trust Perks */
.product-trust-badges {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
  text-align: center;
}

.trust-item-icon {
  font-size: 1.2rem;
  color: var(--color-noir);
  margin-bottom: 4px;
}

.trust-item-text {
  font-family: var(--font-brand);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-muted);
}

/* Accordion / Tabs */
.product-tabs-wrap {
  margin-top: 10px;
}

.tab-nav-row {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  gap: 20px;
}

.tab-nav-btn {
  background: none;
  border: none;
  padding: 10px 0;
  font-family: var(--font-brand);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  cursor: pointer;
  position: relative;
}

.tab-nav-btn.active {
  color: var(--color-noir);
}

.tab-nav-btn.active::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-noir);
}

.tab-pane {
  display: none;
  padding: 16px 0;
  font-size: 0.88rem;
  line-height: 1.7;
}

.tab-pane.active {
  display: block;
}

/* Reviews Section */
.product-reviews-section {
  margin-top: 70px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
}

.reviews-header-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-bottom: 30px;
}

.review-card-item {
  background: #FAF8F5;
  border: 1px solid var(--color-border);
  padding: 20px;
  border-radius: var(--radius-xs);
  margin-bottom: 14px;
}

.review-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}

.reviewer-name {
  font-family: var(--font-brand);
  font-weight: 700;
  font-size: 0.85rem;
}

.verified-badge {
  font-size: 0.7rem;
  color: var(--color-success);
  font-weight: 600;
}

@media (max-width: 900px) {
  .product-detail-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .product-gallery-sticky {
    position: relative;
    top: 0;
    flex-direction: column-reverse;
  }
  .gallery-thumbnails {
    flex-direction: row;
    width: 100%;
    overflow-x: auto;
  }
  .gallery-main-viewport {
    height: 450px;
  }
  .reviews-header-grid {
    grid-template-columns: 1fr;
  }
}