/* ============================================
   LUVISKA — Product Detail Page (product.css)
   ============================================ */

/* ---- BREADCRUMB ---- */
.prod-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 18px 40px;
  font-size: 11.5px;
  letter-spacing: 0.5px;
  color: var(--color-text-light);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
}
.prod-breadcrumb a { color: var(--color-text-light); transition: color .2s; }
.prod-breadcrumb a:hover { color: var(--color-text); }
.prod-breadcrumb span:last-child { color: var(--color-text); font-weight: 500; }

/* ---- PRODUCT MAIN LAYOUT ---- */
.product-main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  max-width: 1400px;
  margin: 0 auto;
  padding: 48px 40px;
  align-items: start;
  gap: 56px;
}

/* ---- GALLERY ---- */
.product-gallery {
  display: flex;
  gap: 16px;
  position: sticky;
  top: calc(var(--header-h) + 24px);
}

.gallery-thumbs {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 76px;
  flex-shrink: 0;
}

.thumb {
  width: 76px;
  height: 76px;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  padding: 0;
  transition: border-color .25s;
  flex-shrink: 0;
}
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.thumb:hover { border-color: var(--color-primary); }
.thumb.active { border-color: var(--color-text); }

.gallery-main {
  flex: 1;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-bg-soft);
  aspect-ratio: 4/5;
}
.gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity .35s ease;
}

.gallery-badges {
  position: absolute;
  top: 16px;
  left: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.gallery-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(246,243,238,.9);
  border: 1px solid var(--color-border);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  cursor: pointer;
  color: var(--color-text);
  transition: background .2s;
  z-index: 5;
}
.gallery-arrow:hover { background: #fff; box-shadow: 0 2px 10px rgba(0,0,0,.1); }
.gallery-prev { left: 12px; }
.gallery-next { right: 12px; }

/* ---- PRODUCT INFO PANEL ---- */
.product-info-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.prod-rating {
  display: flex;
  align-items: center;
  gap: 10px;
}
.prod-stars { color: var(--color-primary); font-size: 15px; letter-spacing: 2px; }
.prod-review-count {
  font-size: 12.5px;
  color: var(--color-text-light);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color .2s;
}
.prod-review-count:hover { color: var(--color-text); }

.prod-title {
  font-family: var(--font-serif);
  font-size: clamp(32px, 3.5vw, 44px);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: 1px;
  color: var(--color-text);
}
.prod-subtitle {
  font-size: 15px;
  color: var(--color-text-light);
  font-weight: 300;
  margin-top: -8px;
}
.prod-tagline {
  font-size: 11.5px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-primary-dark);
}

.prod-price-wrap {
  display: flex;
  align-items: baseline;
  gap: 12px;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 16px 0;
}
.prod-price {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 500;
  color: var(--color-text);
}
.prod-price-orig {
  font-size: 16px;
  color: var(--color-text-light);
  text-decoration: line-through;
}
.prod-save-badge {
  background: #d4edda;
  color: #2d6a4f;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 50px;
}

.prod-klarna {
  font-size: 12.5px;
  color: var(--color-text-light);
  background: var(--color-bg-soft);
  padding: 10px 14px;
  border-radius: 8px;
  border-left: 3px solid var(--color-primary);
}

/* ---- OPTIONS ---- */
.prod-option-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.prod-option-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.prod-variants {
  display: flex;
  gap: 10px;
}
.variant-btn {
  flex: 1;
  padding: 10px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-light);
  background: var(--color-bg);
  cursor: pointer;
  transition: border-color .2s, color .2s, background .2s;
  text-align: center;
}
.variant-btn:hover { border-color: var(--color-primary); color: var(--color-text); }
.variant-btn.active {
  border-color: var(--color-text);
  color: var(--color-text);
  background: var(--color-bg-soft);
  font-weight: 600;
}

.prod-qty {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  width: fit-content;
  overflow: hidden;
}
.qty-btn {
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  font-size: 20px;
  color: var(--color-text);
  cursor: pointer;
  transition: background .2s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.qty-btn:hover { background: var(--color-bg-soft); }
.qty-value {
  min-width: 44px;
  text-align: center;
  font-size: 15px;
  font-weight: 500;
  border-left: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  padding: 0 8px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---- CTA BUTTONS ---- */
.prod-cta-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.add-to-cart-main {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  background: var(--color-primary);
  color: #fff;
  border: none;
  padding: 17px 24px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  border-radius: 50px;
  cursor: pointer;
  transition: background .25s, transform .2s;
}
.add-to-cart-main:hover { background: var(--color-primary-dark); transform: translateY(-1px); }

.buy-now-btn {
  width: 100%;
  background: var(--color-text);
  color: #fff;
  border: none;
  padding: 17px 24px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  border-radius: 50px;
  cursor: pointer;
  transition: background .25s, transform .2s;
}
.buy-now-btn:hover { background: #3a3a3a; transform: translateY(-1px); }

/* ---- TRUST ITEMS ---- */
.prod-trust {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px 0;
  border-top: 1px solid var(--color-border);
}
.prod-trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  color: var(--color-text-light);
}

/* ---- ACCORDION ---- */
.prod-accordion {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--color-border);
}
.accordion-item {
  border-bottom: 1px solid var(--color-border);
}
.accordion-item summary {
  list-style: none;
}
.accordion-item summary::-webkit-details-marker { display: none; }

.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: 0.5px;
  color: var(--color-text);
  cursor: pointer;
  user-select: none;
}
.accordion-header:hover { color: var(--color-primary-dark); }

.acc-icon {
  flex-shrink: 0;
  transition: transform .3s;
}
details[open] .acc-icon { transform: rotate(180deg); }

.accordion-body {
  padding: 0 0 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 13.5px;
  color: var(--color-text-light);
  line-height: 1.7;
}

.spec-table { width: 100%; border-collapse: collapse; }
.spec-table tr { border-bottom: 1px solid var(--color-border); }
.spec-table td { padding: 10px 4px; font-size: 12.5px; }
.spec-table td:first-child { color: var(--color-text); font-weight: 500; width: 40%; }
.spec-table td:last-child { color: var(--color-text-light); }

.how-to-steps {
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.how-to-steps li { padding-left: 4px; }

/* ---- WHAT'S IN THE BOX ---- */
.witb-section {
  background: var(--color-bg);
  padding: 80px 40px;
  border-top: 1px solid var(--color-border);
}
.witb-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.witb-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.witb-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
  padding: 28px 16px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  transition: border-color .25s, box-shadow .25s, transform .25s;
  cursor: default;
}
.witb-item:hover {
  border-color: var(--color-primary);
  box-shadow: 0 8px 28px rgba(0,0,0,.07);
  transform: translateY(-3px);
}

.witb-img-wrap {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--color-bg-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 2px solid var(--color-border);
  transition: border-color .25s;
}
.witb-item:hover .witb-img-wrap {
  border-color: var(--color-primary);
}

/* When a real <img> is placed inside witb-img-wrap */
.witb-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 50%;
}

.witb-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.8;
}

.witb-item-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.witb-qty {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  color: var(--color-primary);
  line-height: 1;
  display: block;
}

.witb-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.3px;
}

.witb-desc {
  font-size: 12px;
  color: var(--color-text-light);
  line-height: 1.5;
  max-width: 160px;
}

/* ---- FEATURES SECTION ---- */
.prod-features-section {
  background: var(--color-bg-soft);
  padding: 80px 40px;
}
.prod-features-inner { max-width: 1200px; margin: 0 auto; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px 40px;
  margin-top: 48px;
}
.feature-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
}
.feature-card h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 500;
  color: var(--color-text);
}
.feature-card p { font-size: 13.5px; color: var(--color-text-light); line-height: 1.65; }

/* ---- BEFORE / AFTER ---- */
.prod-before-after {
  padding: 80px 40px;
  background: var(--color-bg);
}
.ba-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  max-width: 1200px;
  margin: 40px auto 0;
}
.ba-card {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}
.ba-card img { width: 100%; aspect-ratio: 3/4; object-fit: cover; display: block; }
.ba-label {
  padding: 12px 14px;
  font-size: 12px;
  color: var(--color-text-light);
  background: var(--color-bg-soft);
  line-height: 1.4;
}

/* ---- REVIEWS ---- */
.prod-reviews-section {
  background: var(--color-bg-soft);
  padding: 80px 40px;
}
.prod-reviews-inner { max-width: 1200px; margin: 0 auto; }

.reviews-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 48px;
  gap: 32px;
}
.reviews-summary {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}
.reviews-score {
  font-family: var(--font-serif);
  font-size: 52px;
  font-weight: 400;
  line-height: 1;
  color: var(--color-text);
}
.reviews-stars-big { font-size: 20px; color: var(--color-primary); letter-spacing: 2px; }
.reviews-total { font-size: 12px; color: var(--color-text-light); margin-top: 4px; }

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.review-card {
  background: var(--color-bg);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: 0 1px 8px rgba(0,0,0,.04);
}
.review-stars { color: var(--color-primary); font-size: 14px; letter-spacing: 1px; }
.review-text {
  font-size: 13.5px;
  color: var(--color-text);
  line-height: 1.7;
  font-style: italic;
  flex: 1;
}
.reviewer-info { display: flex; align-items: center; gap: 12px; }
.reviewer-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  flex-shrink: 0;
}
.reviewer-name { font-size: 13px; font-weight: 600; color: var(--color-text); }
.reviewer-meta { font-size: 11px; color: var(--color-text-light); }
.verified-badge {
  font-size: 10px;
  color: #2d6a4f;
  background: #d4edda;
  padding: 2px 7px;
  border-radius: 50px;
  margin-left: 6px;
  font-weight: 500;
}

.reviews-load-more {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

/* ---- RELATED PRODUCTS ---- */
.related-section {
  padding: 80px 40px;
  background: var(--color-bg);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1200px;
  margin: 40px auto 0;
}
.related-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  cursor: pointer;
  transition: opacity .2s;
}
.related-card:hover { opacity: 0.85; }
.related-img-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--color-bg-soft);
}
.related-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.related-card:hover .related-img-wrap img { transform: scale(1.04); }
.related-img-wrap .badge {
  position: absolute;
  top: 10px;
  left: 10px;
}
.related-name { font-family: var(--font-serif); font-size: 16px; font-weight: 500; color: var(--color-text); }
.related-price { font-size: 13px; color: var(--color-text-light); }

/* ---- STICKY CART BAR ---- */
.sticky-cart-bar {
  position: fixed;
  bottom: -80px;
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 24px rgba(0,0,0,.08);
  z-index: 300;
  transition: bottom .35s cubic-bezier(0.4,0,0.2,1);
}
.sticky-cart-bar.visible { bottom: 0; }

.sticky-cart-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.sticky-product-info { display: flex; align-items: center; gap: 14px; }
.sticky-thumb { width: 48px; height: 48px; border-radius: 8px; object-fit: cover; }
.sticky-name { font-family: var(--font-serif); font-size: 15px; font-weight: 500; color: var(--color-text); }
.sticky-price { font-size: 13px; color: var(--color-text-light); }
.sticky-atc-btn {
  background: var(--color-primary);
  color: #fff;
  border: none;
  padding: 14px 40px;
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  border-radius: 50px;
  cursor: pointer;
  transition: background .25s;
  white-space: nowrap;
}
.sticky-atc-btn:hover { background: var(--color-primary-dark); }

/* ---- LOAD MORE BUTTON (reuse) ---- */
.load-more-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: 1.5px solid var(--color-border);
  color: var(--color-text);
  padding: 14px 40px;
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-radius: 50px;
  cursor: pointer;
  transition: background .25s, border-color .25s, color .25s;
}
.load-more-btn:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* ---- MANUAL BUTTON ---- */
.manual-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 14px 18px;
  border: 1.5px solid var(--color-border);
  border-radius: 10px;
  background: var(--color-bg);
  color: var(--color-text-light);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color .2s, color .2s, background .2s;
  text-align: left;
}
.manual-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
  background: var(--color-bg-soft);
}
.manual-btn svg { flex-shrink: 0; }

/* ---- MANUAL OVERLAY ---- */
.manual-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(20,16,12,.55);
  backdrop-filter: blur(4px);
  z-index: 9000;
  align-items: flex-end;
  justify-content: center;
  padding: 24px;
}
.manual-overlay.open {
  display: flex;
  animation: manualFadeIn .22s ease;
}
@keyframes manualFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ---- MANUAL MODAL ---- */
.manual-modal {
  background: #fff;
  border-radius: 20px;
  width: 100%;
  max-width: 700px;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0,0,0,.22);
  animation: manualSlideUp .28s cubic-bezier(.22,1,.36,1);
  margin: auto;
}
@keyframes manualSlideUp {
  from { transform: translateY(32px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.manual-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 28px;
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}
.manual-modal-title-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}
.manual-modal-eyebrow {
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 2px;
}
.manual-modal-title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.1;
}
.manual-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  cursor: pointer;
  background: none;
  transition: background .2s, color .2s;
  flex-shrink: 0;
}
.manual-close:hover { background: var(--color-bg-soft); color: var(--color-text); }

/* ---- MODAL BODY ---- */
.manual-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 32px;
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.manual-section-title {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}

.manual-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 0;
}
.manual-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13.5px;
  color: var(--color-text-light);
  line-height: 1.6;
}
.manual-list li::before {
  content: '—';
  color: var(--color-primary);
  flex-shrink: 0;
  font-weight: 600;
  margin-top: 1px;
}
.manual-list--warning li::before {
  content: '⚠';
  font-size: 12px;
}
.manual-list--warning li {
  color: #8a6040;
  background: #fdf6ec;
  padding: 10px 14px;
  border-radius: 8px;
  border-left: 3px solid #e9b96e;
}

/* ---- STEPS ---- */
.manual-steps {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.manual-steps li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  font-size: 13.5px;
  color: var(--color-text-light);
  line-height: 1.6;
}
.manual-step-num {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  color: var(--color-primary);
  line-height: 1.1;
  min-width: 28px;
  flex-shrink: 0;
}
.manual-steps strong { color: var(--color-text); }

/* ---- FREQUENCY GRID ---- */
.manual-freq-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.manual-freq-card {
  background: var(--color-bg-soft);
  border-radius: 10px;
  padding: 16px 14px;
  border: 1px solid var(--color-border);
  text-align: center;
}
.manual-freq-label {
  font-size: 10.5px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: 6px;
}
.manual-freq-val {
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--color-text);
  font-weight: 400;
}

/* ---- MODAL FOOTER ---- */
.manual-modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
  gap: 16px;
  flex-wrap: wrap;
}
.manual-footer-note {
  font-size: 11px;
  color: var(--color-text-light);
}
.manual-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--color-text);
  color: #fff;
  border-radius: 50px;
  padding: 10px 22px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: background .2s;
  text-decoration: none;
  white-space: nowrap;
}
.manual-download-btn:hover { background: #3a3a3a; }

/* ---- RESPONSIVE ---- */
@media (max-width: 1100px) {
  .product-main { gap: 36px; padding: 36px 28px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .ba-grid { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid { grid-template-columns: repeat(2, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .witb-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .product-main {
    grid-template-columns: 1fr;
    padding: 24px 20px;
    gap: 32px;
  }
  .product-gallery { flex-direction: column-reverse; position: static; }
  .gallery-thumbs { flex-direction: row; width: 100%; overflow-x: auto; }
  .thumb { width: 64px; height: 64px; flex-shrink: 0; }
  .features-grid { grid-template-columns: 1fr; }
  .ba-grid { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid { grid-template-columns: 1fr; }
  .reviews-header { flex-direction: column; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .witb-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .witb-section { padding: 56px 20px; }
  .prod-features-section, .prod-before-after, .prod-reviews-section, .related-section { padding: 56px 20px; }
  .prod-breadcrumb { padding: 14px 20px; }
  .sticky-cart-inner { padding: 12px 20px; }
}