/* =====================================================================
   HELLO ONLINE SHOP PRODUCT DETAILS PAGE (PDP) STYLES
   ===================================================================== */

.product-detail-page {
  padding-top: var(--sp-3);
  padding-bottom: var(--section-y);
  width: 100%;
}

.product-detail-page .page-back-btn {
  margin-bottom: var(--sp-2);
  padding: 2px 0;
}

.product-detail-page > .container,
.product-detail-page.container {
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.product-detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-8);
  align-items: start;
}

/* Gallery & Thumbnails */
.product-gallery {
  display: flex;
  gap: var(--sp-4);
  position: sticky;
  top: calc(var(--header-h) + 20px);
}

.gallery-thumbs {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  width: 80px;
  flex-shrink: 0;
}

.gallery-thumb-btn {
  width: 80px;
  height: 80px;
  border-radius: var(--r-sm);
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  background: var(--c-bg-alt);
  transition: all var(--dur-2) var(--ease);
}
.gallery-thumb-btn.active, .gallery-thumb-btn:hover {
  border-color: var(--c-primary);
}
.gallery-thumb-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-main {
  position: relative;
  flex-grow: 1;
  aspect-ratio: 1 / 1;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  overflow: hidden;
  cursor: crosshair;
}

.gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-2) var(--ease);
}

/* Zoom lens */
.zoom-lens {
  position: absolute;
  width: 160px;
  height: 160px;
  border: 1px solid var(--c-primary);
  background: rgba(123, 30, 52, 0.1);
  display: none;
  pointer-events: none;
  border-radius: var(--r-sm);
}

/* Product Info */
.product-info {
  display: flex;
  flex-direction: column;
}

.product-title {
  font-family: var(--f-sans);
  font-size: var(--fs-h1);
  line-height: 1.15;
  color: var(--c-text);
  margin: var(--sp-2) 0 var(--sp-3);
}

.product-meta-row {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  white-space: nowrap;
  gap: var(--sp-4);
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
  margin-bottom: var(--sp-4);
}
.pdp-meta-sku {
  flex-shrink: 0;
  white-space: nowrap;
}
.pdp-meta-dot {
  flex-shrink: 0;
}
.pdp-meta-rating {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
  white-space: nowrap;
}
.pdp-reviews-short {
  display: none;
}

.product-price-box {
  display: flex;
  align-items: baseline;
  gap: var(--sp-3);
  padding: var(--sp-3) 0;
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  margin-bottom: var(--sp-5);
}

.product-price-current {
  font-family: var(--f-sans);
  font-size: 2rem;
  font-weight: 700;
  color: var(--c-primary);
}
.product-price-regular {
  font-size: 1.25rem;
  color: var(--c-text-soft);
  text-decoration: line-through;
}
.product-savings-badge {
  background: var(--c-accent-100);
  color: var(--c-accent-700);
  padding: 4px 10px;
  border-radius: var(--r-xs);
  font-size: var(--fs-xs);
  font-weight: 600;
}

.product-short-desc {
  font-size: var(--fs-base);
  color: var(--c-text);
  line-height: 1.6;
  margin-bottom: var(--sp-5);
}

/* Variant Selector */
.variant-block {
  margin-bottom: var(--sp-5);
}
.variant-label {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: var(--sp-2);
}
.variant-options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}
.variant-swatch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  background: var(--c-surface);
  cursor: pointer;
  font-size: var(--fs-sm);
  transition: all var(--dur-2) var(--ease);
}
.variant-swatch.active, .variant-swatch:hover {
  border-color: var(--c-primary);
  background: var(--c-primary-50);
  color: var(--c-primary);
}
.swatch-color-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.15);
}

/* Stock status */
.stock-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-sm);
  font-weight: 500;
  margin-bottom: var(--sp-5);
}
.stock-status.in-stock { display: none !important; }
.stock-status.low-stock { color: var(--c-warning); }
.stock-status.out-of-stock { color: var(--c-danger); }

/* Quantity & Action Buttons */
.purchase-actions {
  display: flex;
  gap: var(--sp-3);
  margin-bottom: var(--sp-5);
}
.purchase-actions .btn {
  flex: 1;
}
.purchase-actions .pdp-wishlist-btn {
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  min-width: 44px;
  padding: 11px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Tabs */
.product-tabs-section {
  margin-top: var(--sp-10);
  border-top: 1px solid var(--c-border);
  padding-top: var(--sp-8);
}

.tab-nav {
  display: flex;
  gap: var(--sp-6);
  border-bottom: 1px solid var(--c-border);
  margin-bottom: var(--sp-6);
}

.tab-link {
  font-family: var(--f-sans);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--c-text-muted);
  padding-bottom: var(--sp-3);
  position: relative;
  cursor: pointer;
}
.tab-link.active {
  color: var(--c-primary);
}
.tab-link.active::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--c-primary);
}

.tab-panel {
  display: none;
  font-size: var(--fs-base);
  line-height: 1.7;
}
.tab-panel.active {
  display: block;
}

.specs-table {
  width: 100%;
  max-width: 600px;
  border-collapse: collapse;
}
.specs-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--c-border);
}
.specs-table td:first-child {
  font-weight: 600;
  color: var(--c-text);
  width: 35%;
}

/* Reviews List */
.reviews-summary {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
  margin-bottom: var(--sp-6);
}
.reviews-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}
.review-item {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: var(--sp-4);
}

.reviews-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

/* Mobile Sticky Bar - Disabled per request */
.mobile-sticky-bar {
  display: none !important;
}

@media (max-width: 900px) {
  .product-detail-page {
    padding-top: var(--sp-2);
    padding-bottom: 0;
  }
  .product-detail-page .page-back-btn {
    margin-bottom: 6px;
  }
  .related-products-section {
    margin-top: var(--sp-6);
    padding-top: var(--sp-4);
  }
  main.product-detail-page ~ .newsletter-section {
    padding-top: var(--sp-4);
    padding-bottom: var(--sp-6);
  }
  .product-detail-layout {
    grid-template-columns: 1fr;
    gap: var(--sp-5);
  }
  .product-gallery {
    position: relative !important;
    top: auto !important;
    flex-direction: column-reverse;
    gap: var(--sp-3);
    width: 100%;
    touch-action: pan-y;
  }
    .gallery-main {
    width: 100%;
    max-width: 460px;
    margin: 0 auto;
    aspect-ratio: 1 / 1;
    height: auto;
    cursor: default;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--c-surface);
    overflow: hidden;
    position: relative;
    border-radius: var(--r-md);
    touch-action: pan-y;
  }
  .gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover !important;
    object-position: center center !important;
    display: block;
  }
  .gallery-thumbs {
    flex-direction: row;
    width: 100%;
    overflow-x: auto;
    padding: 4px 2px 8px;
    gap: 8px;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-x pan-y;
  }
  .gallery-thumb-btn {
    width: 54px;
    height: 54px;
    flex-shrink: 0;
  }
  .product-title {
    font-size: clamp(1.4rem, 5vw, 1.85rem);
    margin-top: 0;
  }
  .product-price-current {
    font-size: 1.65rem;
  }
  .tab-nav {
    display: flex;
    align-items: flex-end;
    overflow-x: auto;
    overflow-y: hidden;
    white-space: nowrap;
    gap: 20px;
    padding-bottom: 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    scroll-snap-type: x mandatory;
    scroll-padding: 0 4px;
    border-bottom: 2px solid var(--c-border);
    position: relative;
  }
  .tab-nav::-webkit-scrollbar {
    display: none;
  }
  .tab-link {
    flex-shrink: 0;
    scroll-snap-align: start;
    font-size: 0.95rem;
    padding-bottom: 10px;
    margin-bottom: -2px;
    line-height: 1;
    position: relative;
    cursor: pointer;
  }
  .tab-link.active::after {
    height: 2px;
    bottom: 0;
    background: var(--c-primary);
  }
  .reviews-grid {
    grid-template-columns: 1fr;
    gap: var(--sp-6);
  }
  .mobile-sticky-bar {
    display: none !important;
  }
}

@media (max-width: 768px) {
  .product-meta-row {
    flex-wrap: nowrap !important;
    white-space: nowrap !important;
    gap: 8px;
    font-size: clamp(11px, 2.9vw, 13px);
    margin-bottom: var(--sp-3);
    line-height: 1.2;
    overflow: hidden;
  }
  .product-meta-row .stars {
    font-size: 11px;
    letter-spacing: 0.2px;
  }
  .pdp-meta-rating {
    gap: 4px;
  }
  .purchase-actions {
    flex-wrap: wrap;
    align-items: center;
  }
  /* Remove background, border, and box from product page heart icon in mobile */
  .pdp-wishlist-btn,
  .purchase-actions .btn-secondary.js-wishlist-toggle,
  .purchase-actions .js-wishlist-toggle {
    background: transparent !important;
    background-color: transparent !important;
    border: none !important;
    box-shadow: none !important;
    outline: none !important;
    padding: 0 6px !important;
    width: 36px !important;
    min-width: 36px !important;
    height: 44px !important;
    border-radius: 0 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: var(--c-text);
  }
  .pdp-wishlist-btn svg,
  .purchase-actions .js-wishlist-toggle svg {
    width: 22px !important;
    height: 22px !important;
  }
  .pdp-wishlist-btn:hover,
  .purchase-actions .js-wishlist-toggle:hover {
    color: var(--c-accent) !important;
    background: transparent !important;
  }
  .pdp-wishlist-btn.in-wishlist,
  .purchase-actions .js-wishlist-toggle.in-wishlist {
    color: var(--c-accent) !important;
    background: transparent !important;
    border: none !important;
  }
  .pdp-wishlist-btn.in-wishlist svg,
  .purchase-actions .js-wishlist-toggle.in-wishlist svg {
    fill: var(--c-accent) !important;
  }
}

@media (max-width: 500px) {
  .product-meta-row {
    gap: 6px;
    font-size: clamp(10px, 2.7vw, 11.5px);
  }
  .product-meta-row .stars {
    font-size: 10px;
    letter-spacing: 0;
  }
  .pdp-reviews-full {
    display: none;
  }
  .pdp-reviews-short {
    display: inline;
  }
  .product-detail-layout {
    gap: var(--sp-4);
  }
  .related-products-section {
    margin-top: var(--sp-5);
    padding-top: var(--sp-3);
  }
  main.product-detail-page ~ .newsletter-section {
    padding-top: var(--sp-3);
    padding-bottom: var(--sp-5);
  }
    .gallery-main {
    width: 100%;
    aspect-ratio: 1 / 1;
    height: auto;
    max-height: 80vh;
  }
  .gallery-thumb-btn {
    width: 48px;
    height: 48px;
  }
  .purchase-actions .qty-stepper {
    order: 1;
  }
  .purchase-actions .pdp-wishlist-btn,
  .purchase-actions .btn-secondary {
    order: 2;
    flex: 0 0 auto;
    margin-left: auto;
  }
  .purchase-actions #pdpBuyNowBtn {
    order: 3;
    flex-basis: calc(50% - 6px);
  }
  .purchase-actions #pdpAddToCartBtn {
    order: 4;
    flex-basis: calc(50% - 6px);
  }
}

@media (max-width: 360px) {
  .product-meta-row {
    gap: 4px;
    font-size: 9.5px;
  }
  .product-meta-row .stars {
    font-size: 9px;
  }
}

/* ---------------------------------------------------- Related Products Section */
.related-products-section {
  margin-top: var(--sp-10);
  padding-top: var(--sp-6);
  border-top: 1px solid var(--c-border);
}

.related-products-section .section-heading {
  text-align: center;
  margin-bottom: var(--sp-5);
  padding-bottom: var(--sp-2);
}

.related-products-section .section-title {
  font-family: var(--f-sans);
  font-size: var(--fs-h2);
  color: var(--c-text);
  margin-top: 4px;
}

.related-products-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--sp-4);
  padding-top: var(--sp-2);
}

@media (max-width: 1280px) {
  .related-products-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: var(--sp-3);
  }
}

@media (max-width: 900px) {
  .related-products-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-3);
  }
}

@media (max-width: 640px) {
  .related-products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
}