/* ==========================================================================
   Single Product Page – E-Commerce (noon.com inspired)
   ========================================================================== */

/* ---------- Page-Specific Variables ---------- */
:root {
  --sp-accent: #c8a96e;
  --sp-accent-dark: #b8954f;
  --sp-success: #00a862;
  --sp-danger: #e53935;
  --sp-warning: #ff8f00;
  --sp-info: #1565c0;
  --sp-yellow: #f5a623;
  --sp-star: #ffa41c;
  --sp-bg-light: #f7f7f7;
  --sp-bg-tag: #fef3e4;
  --sp-border: #e8e6e1;
  --sp-radius: 12px;
  --sp-shadow-card: 0 2px 12px rgba(0,0,0,.06);
  --sp-shadow-hover: 0 8px 32px rgba(0,0,0,.10);
  --sp-transition: .3s cubic-bezier(.4,0,.2,1);
}

/* ---------- Breadcrumb ---------- */
.sp-breadcrumb {
  background: var(--sp-bg-light);
  padding: 12px 0;
  border-bottom: 1px solid var(--sp-border);
}

.sp-breadcrumb ol {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  font-size: .82rem;
  flex-wrap: wrap;
}

.sp-breadcrumb li a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--sp-transition);
}

.sp-breadcrumb li a:hover {
  color: var(--sp-accent);
}

.sp-breadcrumb li.active {
  color: var(--color-text);
  font-weight: 500;
}

.sp-breadcrumb li + li::before {
  content: '\203A';
  margin-right: 6px;
  color: #bbb;
}

/* ---------- Product Layout ---------- */
.sp-product-layout {
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 0;
  align-items: start;
  padding: 32px 0 48px;
}

@media (max-width: 991px) {
  .sp-product-layout {
    grid-template-columns: 1fr;
  }
}

/* ---------- Image Gallery ---------- */
.sp-media-column {
  position: sticky;
  top: 100px;
  padding-right: 24px;
}

.sp-gallery {
  display: flex;
  gap: 12px;
}

@media (max-width: 991px) {
  .sp-media-column {
    position: static;
    padding-right: 0;
  }
  .sp-gallery {
    flex-direction: column-reverse;
  }
}

.sp-gallery-thumbs {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
}

@media (max-width: 991px) {
  .sp-gallery-thumbs {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: 4px;
  }
}

.sp-gallery-thumb {
  width: 64px;
  height: 64px;
  border-radius: 8px;
  border: 2px solid transparent;
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--sp-transition), box-shadow var(--sp-transition);
  flex-shrink: 0;
  background: #fff;
}

.sp-gallery-thumb:hover {
  border-color: var(--sp-accent);
}

.sp-gallery-thumb.active {
  border-color: var(--sp-accent);
  box-shadow: 0 0 0 2px rgba(200,169,110,.25);
}

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

.sp-gallery-main {
  flex: 1;
  position: relative;
  border-radius: var(--sp-radius);
  overflow: hidden;
  background: #fafafa;
  aspect-ratio: 4 / 4.2;
  max-height: 640px;
}

.sp-gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform .5s cubic-bezier(.4,0,.2,1);
  cursor: zoom-in;
}

.sp-gallery-main:hover img {
  transform: scale(1.05);
}

.sp-gallery-main .sp-wishlist-btn {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--sp-transition);
  box-shadow: 0 2px 10px rgba(0,0,0,.08);
  z-index: 5;
  font-size: 1.15rem;
  color: #999;
}

.sp-wishlist-btn:hover,
.sp-wishlist-btn.active {
  color: #e53935;
  transform: scale(1.1);
}

.sp-wishlist-btn.active {
  background: #fff0f0;
}

.sp-gallery-main .sp-share-btn {
  position: absolute;
  top: 62px;
  right: 14px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--sp-transition);
  box-shadow: 0 2px 10px rgba(0,0,0,.08);
  z-index: 5;
  font-size: 1rem;
  color: #555;
}

.sp-share-btn:hover {
  color: var(--sp-accent);
  transform: scale(1.1);
}

.sp-share-btn:hover {
  color: var(--sp-accent);
  transform: scale(1.1);
}

.sp-gallery-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(8px);
  border: 1px solid #eee;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--sp-transition);
  z-index: 5;
  font-size: .9rem;
  color: #333;
}

.sp-gallery-nav:hover {
  background: #fff;
  box-shadow: 0 4px 12px rgba(0,0,0,.12);
}

.sp-gallery-nav.prev { left: 10px; }
.sp-gallery-nav.next { right: 10px; }

.sp-gallery-counter {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(8px);
  color: #fff;
  padding: 4px 14px;
  border-radius: 20px;
  font-size: .75rem;
  font-weight: 500;
  z-index: 5;
}

/* WhatsApp Quotation Button */
.sp-whatsapp-quote {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: fit-content;
  margin: 20px auto 0;
  padding: 15px 24px;
  background: #25D366;
  color: #fff;
  border: none;
  border-radius: 14px;
  font-size: .95rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--sp-transition);
  box-shadow: 0 4px 16px rgba(37,211,102,.25);
  position: relative;
  overflow: hidden;
  letter-spacing: .01em;
}

.sp-whatsapp-quote::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.15), transparent);
  transition: left .6s ease;
}

.sp-whatsapp-quote:hover::before {
  left: 100%;
}

.sp-whatsapp-quote:hover {
  background: #1fb855;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(37,211,102,.35);
}

.sp-whatsapp-quote:active {
  transform: translateY(0);
  box-shadow: 0 4px 12px rgba(37,211,102,.25);
}

.sp-whatsapp-quote svg {
  flex-shrink: 0;
}

@media (max-width: 991px) {
  .sp-whatsapp-quote {
    border-radius: 12px;
    padding: 14px 20px;
    font-size: .9rem;
  }
}

/* ---------- Product Info Section ---------- */
.sp-info {
  padding: 0 0 0 36px;
}

@media (max-width: 991px) {
  .sp-info {
    padding: 28px 0 0;
  }
}

/* ---------- Purchase Section ---------- */
.sp-purchase-section {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--sp-border);
}

.sp-purchase-actions {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-top: 16px;
}

.sp-purchase-actions .sp-quantity {
  margin-bottom: 0;
}

.sp-purchase-actions .sp-cta-group {
  flex: 1;
  display: flex;
  gap: 10px;
  flex-direction: row;
}

.sp-purchase-actions .sp-btn-cart,
.sp-purchase-actions .sp-btn-buy {
  flex: 1;
  padding: 13px 20px;
  font-size: .88rem;
}

@media (max-width: 575px) {
  .sp-purchase-actions {
    flex-direction: column;
    gap: 14px;
  }
  .sp-purchase-actions .sp-cta-group {
    width: 100%;
  }
}

/* Trust Badges */
.sp-trust-badges {
  display: flex;
  gap: 8px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.sp-trust-badge {
  flex: 1;
  min-width: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 14px 8px;
  border: 1px solid #f0efed;
  border-radius: 10px;
  background: var(--sp-bg-light);
  text-align: center;
  transition: all var(--sp-transition);
}

.sp-trust-badge:hover {
  border-color: var(--sp-accent);
  background: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(200,169,110,.10);
}

.sp-trust-badge i {
  font-size: 1.2rem;
  color: var(--sp-accent);
}

.sp-trust-badge span {
  font-size: .72rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.2;
}

/* Deal tag */
.sp-deal-tag {
  display: inline-block;
  background: #e53935;
  color: #fff;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: 10px;
}

/* Brand */
.sp-brand {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--sp-accent);
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: 8px;
  text-decoration: none;
  transition: color var(--sp-transition);
}

.sp-brand:hover { color: var(--sp-accent-dark); }
.sp-brand i { font-size: .7rem; }

/* Product Title */
.sp-title {
  font-size: 1.3rem;
  font-weight: 600;
  line-height: 1.45;
  color: var(--color-text);
  margin-bottom: 12px;
}

/* Ratings */
.sp-rating {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.sp-rating-score {
  font-weight: 700;
  font-size: .95rem;
  color: var(--color-text);
}

.sp-stars {
  display: flex;
  gap: 1px;
  font-size: .9rem;
  color: var(--sp-star);
}

.sp-stars .empty { color: #ddd; }

.sp-rating-count {
  font-size: .82rem;
  color: var(--sp-info);
  text-decoration: underline;
  text-decoration-color: transparent;
  transition: text-decoration-color var(--sp-transition);
  cursor: pointer;
}

.sp-rating-count:hover {
  text-decoration-color: var(--sp-info);
}

/* Price Block */
.sp-price-block {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.sp-price-currency {
  font-size: .85rem;
  font-weight: 600;
  color: var(--color-text);
}

.sp-price-value {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -.02em;
}

.sp-price-original {
  font-size: .9rem;
  color: #999;
  text-decoration: line-through;
}

.sp-price-discount {
  font-size: .85rem;
  font-weight: 700;
  color: var(--sp-success);
  background: #e8f5e9;
  padding: 2px 8px;
  border-radius: 4px;
}

/* Best Seller Badge */
.sp-bestseller {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--sp-border);
  border-radius: 8px;
  margin: 14px 0;
  cursor: pointer;
  transition: background var(--sp-transition);
}

.sp-bestseller:hover { background: var(--sp-bg-light); }

.sp-bestseller-icon {
  width: 22px;
  height: 22px;
  background: var(--sp-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: .65rem;
}

.sp-bestseller-text {
  flex: 1;
  font-size: .82rem;
  color: var(--color-text);
}

.sp-bestseller-text strong { font-weight: 700; }

.sp-bestseller-arrow {
  color: #bbb;
  font-size: .85rem;
}

/* Section headings */
.sp-section-title {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #888;
  margin: 24px 0 12px;
}

/* Delivery Info */
.sp-delivery {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  gap: 12px;
  flex-wrap: wrap;
}

.sp-delivery-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sp-express-badge {
  background: linear-gradient(135deg, var(--sp-accent), var(--sp-accent-dark));
  color: #fff;
  padding: 4px 12px;
  border-radius: 4px;
  font-size: .72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.sp-delivery-date {
  font-size: .88rem;
  color: var(--color-text);
  font-weight: 500;
}

.sp-delivery-urgency {
  font-size: .82rem;
  font-weight: 600;
  color: var(--sp-accent);
}

/* Coupons */
.sp-coupons {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  scroll-snap-type: x mandatory;
}

.sp-coupon-card {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px dashed var(--sp-border);
  border-radius: 8px;
  background: #fff;
  scroll-snap-align: start;
  transition: border-color var(--sp-transition), box-shadow var(--sp-transition);
  min-width: 200px;
}

.sp-coupon-card:hover {
  border-color: var(--sp-accent);
  box-shadow: 0 2px 8px rgba(200,169,110,.12);
}

.sp-coupon-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .75rem;
  flex-shrink: 0;
}

.sp-coupon-icon.cashback {
  background: #e8f5e9;
  color: var(--sp-success);
}

.sp-coupon-icon.discount {
  background: #fff3e0;
  color: var(--sp-warning);
}

.sp-coupon-text {
  font-size: .78rem;
  color: var(--color-text);
  line-height: 1.3;
}

.sp-coupon-text a {
  color: var(--sp-info);
  font-weight: 500;
  text-decoration: none;
}

.sp-coupon-code {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--sp-bg-tag);
  border: 1px dashed var(--sp-accent);
  color: var(--sp-accent-dark);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: .72rem;
  font-weight: 700;
  font-family: monospace;
  cursor: pointer;
  transition: background var(--sp-transition);
}

.sp-coupon-code:hover {
  background: #fce9c8;
}

.sp-coupon-code i { font-size: .6rem; }

/* Payment Methods */
.sp-payments {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.sp-payment-card {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border: 1px solid var(--sp-border);
  border-radius: 8px;
  background: #fff;
  min-width: 220px;
  transition: box-shadow var(--sp-transition);
}

.sp-payment-card:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,.06);
}

.sp-payment-icon {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.sp-payment-icon.split {
  background: linear-gradient(135deg, #e8f5e9, #c8e6c9);
  color: var(--sp-success);
}

.sp-payment-icon.cashback-pay {
  background: linear-gradient(135deg, #fef3e4, #fce9c8);
  color: var(--sp-accent);
}

.sp-payment-text {
  font-size: .78rem;
  color: var(--color-text);
  line-height: 1.4;
}

.sp-payment-text a {
  color: var(--sp-info);
  font-weight: 500;
  text-decoration: none;
}

/* ---------- Product Specifications ---------- */
.sp-specs-table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0 24px;
}

.sp-specs-table tr {
  border-bottom: 1px solid #f3f3f3;
}

.sp-specs-table tr:last-child { border-bottom: none; }

.sp-specs-table td {
  padding: 10px 0;
  font-size: .84rem;
  vertical-align: top;
}

.sp-specs-table td:first-child {
  color: #888;
  width: 140px;
  font-weight: 500;
}

.sp-specs-table td:last-child {
  color: var(--color-text);
  font-weight: 400;
}

/* ---------- Frequently Bought Together ---------- */
.sp-fbt {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--sp-border);
}

.sp-fbt-title {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #888;
  margin-bottom: 16px;
}

.sp-fbt-grid {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
}

.sp-fbt-item {
  flex-shrink: 0;
  width: 140px;
  border: 1px solid var(--sp-border);
  border-radius: 10px;
  padding: 10px;
  background: #fff;
  position: relative;
  cursor: pointer;
  transition: box-shadow var(--sp-transition), border-color var(--sp-transition);
}

.sp-fbt-item:hover {
  box-shadow: var(--sp-shadow-hover);
  border-color: var(--sp-accent);
}

.sp-fbt-item .sp-fbt-check {
  position: absolute;
  top: 6px;
  left: 6px;
  width: 20px;
  height: 20px;
  border-radius: 4px;
  background: var(--sp-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .6rem;
  z-index: 2;
}

.sp-fbt-item img {
  width: 100%;
  height: 100px;
  object-fit: contain;
  margin-bottom: 8px;
  border-radius: 6px;
}

.sp-fbt-price {
  font-size: .82rem;
  font-weight: 700;
  color: var(--color-text);
}

.sp-fbt-plus {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--sp-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .9rem;
  font-weight: 600;
  color: #999;
}

/* ---------- Seller Sidebar ---------- */
.sp-sidebar {
  position: sticky;
  top: 100px;
  padding-left: 24px;
}

@media (max-width: 1199px) {
  .sp-sidebar {
    position: static;
    padding-left: 0;
    grid-column: 1 / -1;
    margin-top: 24px;
  }
}

.sp-sidebar-card {
  border: 1px solid var(--sp-border);
  border-radius: var(--sp-radius);
  padding: 20px;
  background: #fff;
  box-shadow: var(--sp-shadow-card);
}

/* Seller info */
.sp-seller {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid #f3f3f3;
  margin-bottom: 16px;
}

.sp-seller-avatar {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--sp-accent), var(--sp-accent-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: .9rem;
}

.sp-seller-name {
  font-size: .84rem;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 4px;
}

.sp-seller-name i { font-size: .7rem; color: #bbb; }

.sp-seller-rating {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .78rem;
  color: var(--color-text-muted);
}

.sp-seller-star {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  background: #1a472a;
  color: #fff;
  padding: 2px 6px;
  border-radius: 3px;
  font-size: .7rem;
  font-weight: 700;
}

.sp-seller-star i { font-size: .55rem; }

/* Stats */
.sp-seller-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid #f3f3f3;
}

.sp-stat {
  font-size: .78rem;
  color: var(--color-text-muted);
}

.sp-stat-value {
  float: right;
  font-weight: 600;
  color: var(--color-text);
}

/* Guarantees */
.sp-guarantees {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-bottom: 20px;
  border-bottom: 1px solid #f3f3f3;
  margin-bottom: 20px;
}

.sp-guarantee {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .82rem;
  color: var(--color-text-muted);
}

.sp-guarantee i {
  font-size: .9rem;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.sp-guarantee i.return { color: #999; }
.sp-guarantee i.secure { color: var(--sp-success); }
.sp-guarantee i.warranty { color: var(--sp-info); }

/* Quantity */
.sp-quantity {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.sp-quantity-label {
  font-size: .82rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.sp-quantity-control {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--sp-border);
  border-radius: 8px;
  overflow: hidden;
}

.sp-qty-btn {
  width: 36px;
  height: 36px;
  border: none;
  background: var(--sp-bg-light);
  color: var(--color-text);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--sp-transition);
}

.sp-qty-btn:hover { background: #eee; }
.sp-qty-btn:disabled { opacity: .4; cursor: not-allowed; }

.sp-qty-value {
  width: 44px;
  text-align: center;
  font-weight: 600;
  font-size: .9rem;
  border: none;
  outline: none;
  background: transparent;
}

/* CTA Buttons */
.sp-cta-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sp-btn-cart {
  width: 100%;
  padding: 14px 24px;
  border-radius: 10px;
  border: none;
  background: linear-gradient(135deg, var(--sp-accent), var(--sp-accent-dark));
  color: #fff;
  font-size: .92rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--sp-transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  position: relative;
  overflow: hidden;
}

.sp-btn-cart::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.2), transparent);
  transition: left .6s ease;
}

.sp-btn-cart:hover::before {
  left: 100%;
}

.sp-btn-cart:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(200,169,110,.35);
}

.sp-btn-cart:active {
  transform: translateY(0);
}

.sp-btn-buy {
  width: 100%;
  padding: 14px 24px;
  border-radius: 10px;
  border: 2px solid var(--sp-accent);
  background: transparent;
  color: var(--sp-accent);
  font-size: .92rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--sp-transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.sp-btn-buy:hover {
  background: var(--sp-bg-tag);
  transform: translateY(-1px);
}

/* ---------- Product Description & Tabs ---------- */
.sp-tabs-section {
  padding: 40px 0;
  border-top: 8px solid var(--sp-bg-light);
}

.sp-tabs-nav {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--sp-border);
  margin-bottom: 24px;
  overflow-x: auto;
}

.sp-tab-btn {
  padding: 12px 24px;
  border: none;
  background: none;
  font-size: .88rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  position: relative;
  white-space: nowrap;
  transition: color var(--sp-transition);
}

.sp-tab-btn::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: transparent;
  transition: background var(--sp-transition);
}

.sp-tab-btn.active {
  color: var(--sp-accent);
}

.sp-tab-btn.active::after {
  background: var(--sp-accent);
}

.sp-tab-btn:hover { color: var(--sp-accent); }

.sp-tab-content {
  display: none;
  animation: spFadeIn .4s ease;
}

.sp-tab-content.active { display: block; }

@keyframes spFadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.sp-description {
  font-size: .9rem;
  line-height: 1.75;
  color: #555;
  max-width: 800px;
}

.sp-description h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 24px 0 10px;
}

.sp-description ul {
  padding-left: 20px;
  margin: 12px 0;
}

.sp-description ul li {
  margin-bottom: 6px;
  padding-left: 4px;
}

.sp-description ul li::marker {
  color: var(--sp-accent);
}

/* ---------- Reviews Section ---------- */
.sp-reviews-summary {
  display: flex;
  align-items: flex-start;
  gap: 40px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.sp-review-big-score {
  text-align: center;
  flex-shrink: 0;
}

.sp-review-big-number {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  color: var(--color-text);
}

.sp-review-big-stars {
  display: flex;
  gap: 2px;
  justify-content: center;
  margin: 6px 0;
  font-size: 1.1rem;
  color: var(--sp-star);
}

.sp-review-big-count {
  font-size: .78rem;
  color: var(--color-text-muted);
}

.sp-review-bars {
  flex: 1;
  min-width: 200px;
}

.sp-review-bar-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.sp-review-bar-label {
  font-size: .78rem;
  font-weight: 500;
  color: var(--color-text-muted);
  width: 20px;
  text-align: right;
}

.sp-review-bar-track {
  flex: 1;
  height: 8px;
  border-radius: 4px;
  background: #f0f0f0;
  overflow: hidden;
}

.sp-review-bar-fill {
  height: 100%;
  border-radius: 4px;
  background: var(--sp-star);
  transition: width 1s ease;
}

.sp-review-bar-count {
  font-size: .72rem;
  color: #bbb;
  width: 30px;
}

/* Individual Review */
.sp-review-item {
  padding: 20px 0;
  border-bottom: 1px solid #f5f5f5;
}

.sp-review-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.sp-reviewer {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sp-reviewer-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #e8e6e1, #d5d2cb);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: .8rem;
  color: #777;
}

.sp-reviewer-name {
  font-size: .84rem;
  font-weight: 600;
  color: var(--color-text);
}

.sp-reviewer-date {
  font-size: .75rem;
  color: #bbb;
}

.sp-review-stars {
  display: flex;
  gap: 1px;
  font-size: .8rem;
  color: var(--sp-star);
}

.sp-review-text {
  font-size: .86rem;
  line-height: 1.6;
  color: #555;
  margin-bottom: 10px;
}

.sp-review-verified {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: .72rem;
  color: var(--sp-success);
  font-weight: 500;
}

.sp-review-helpful {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 8px;
}

.sp-helpful-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: none;
  background: none;
  color: #999;
  font-size: .78rem;
  cursor: pointer;
  transition: color var(--sp-transition);
}

.sp-helpful-btn:hover { color: var(--sp-accent); }

/* ---------- Related Products ---------- */
.sp-related {
  padding: 40px 0;
  border-top: 8px solid var(--sp-bg-light);
  background: #fff;
}

.sp-related-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 20px;
}

.sp-related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

.sp-related-card {
  border: 1px solid var(--sp-border);
  border-radius: var(--sp-radius);
  overflow: hidden;
  background: #fff;
  transition: box-shadow var(--sp-transition), transform var(--sp-transition);
  cursor: pointer;
}

.sp-related-card:hover {
  box-shadow: var(--sp-shadow-hover);
  transform: translateY(-4px);
}

.sp-related-card-img {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #fafafa;
}

.sp-related-card-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--sp-transition);
  padding: 12px;
}

.sp-related-card:hover .sp-related-card-img img {
  transform: scale(1.08);
}

.sp-related-card-body {
  padding: 14px;
}

.sp-related-card-brand {
  font-size: .72rem;
  color: var(--sp-accent);
  font-weight: 600;
  margin-bottom: 4px;
}

.sp-related-card-name {
  font-size: .82rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.35;
}

.sp-related-card-price {
  font-size: .95rem;
  font-weight: 700;
  color: var(--color-text);
}

.sp-related-card-price .original {
  font-size: .78rem;
  color: #aaa;
  text-decoration: line-through;
  margin-left: 6px;
  font-weight: 400;
}

.sp-related-card-rating {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: .72rem;
  color: #999;
  margin-top: 6px;
}

.sp-related-card-rating .stars {
  color: var(--sp-star);
  font-size: .7rem;
}

/* ---------- AI Assistant Bar ---------- */
/* ---------- Mobile Bottom Bar (CTA) ---------- */
.sp-mobile-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #fff;
  border-top: 1px solid var(--sp-border);
  padding: 12px 16px;
  z-index: 200;
  box-shadow: 0 -4px 20px rgba(0,0,0,.08);
}

@media (max-width: 991px) {
  .sp-mobile-bar { display: flex; gap: 10px; align-items: center; }
  body { padding-bottom: 70px; }
}

.sp-mobile-price {
  flex: 1;
}

.sp-mobile-price-val {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-text);
}

.sp-mobile-price-orig {
  font-size: .72rem;
  color: #999;
  text-decoration: line-through;
}

.sp-mobile-cart-btn {
  padding: 12px 28px;
  border-radius: 10px;
  border: none;
  background: linear-gradient(135deg, var(--sp-accent), var(--sp-accent-dark));
  color: #fff;
  font-size: .88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--sp-transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.sp-mobile-cart-btn:hover {
  box-shadow: 0 6px 20px rgba(200,169,110,.35);
}

/* ---------- Image Zoom Modal ---------- */
.sp-zoom-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,.9);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
  animation: spFadeIn .3s ease;
}

.sp-zoom-overlay.active { display: flex; }

.sp-zoom-overlay img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 8px;
}

.sp-zoom-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  border: none;
  color: #fff;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--sp-transition);
}

.sp-zoom-close:hover { background: rgba(255,255,255,.2); }

/* ---------- Variations / Color Swatches ---------- */
.sp-variations {
  margin: 16px 0;
}

.sp-var-label {
  font-size: .82rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.sp-var-label span {
  font-weight: 400;
  color: var(--color-text-muted);
}

.sp-color-swatches {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.sp-swatch {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  border: 2px solid transparent;
  overflow: hidden;
  cursor: pointer;
  transition: all var(--sp-transition);
  padding: 3px;
}

.sp-swatch:hover { border-color: #ccc; }

.sp-swatch.active {
  border-color: var(--sp-accent);
  box-shadow: 0 0 0 2px rgba(200,169,110,.25);
}

.sp-swatch img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 7px;
}

/* ---------- Promo Banner ---------- */
.sp-promo-banner {
  margin: 20px 0;
  padding: 14px 18px;
  border-radius: 10px;
  background: linear-gradient(135deg, #1a1a1a, #2d2d2d);
  color: #fff;
  display: flex;
  align-items: center;
  gap: 14px;
}

.sp-promo-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.sp-promo-text {
  flex: 1;
}

.sp-promo-text strong {
  display: block;
  font-size: .85rem;
  margin-bottom: 2px;
}

.sp-promo-text span {
  font-size: .75rem;
  opacity: .7;
}

/* ---------- Stock Status ---------- */
.sp-stock {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .82rem;
  font-weight: 500;
  margin-bottom: 12px;
}

.sp-stock.in-stock { color: var(--sp-success); }
.sp-stock.low-stock { color: var(--sp-warning); }
.sp-stock.out-of-stock { color: var(--sp-danger); }

.sp-stock-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  animation: spStockPulse 2s ease infinite;
}

@keyframes spStockPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .4; }
}

/* ---------- Responsive Tweaks ---------- */
@media (max-width: 767px) {
  .sp-title { font-size: 1.1rem; }
  .sp-price-value { font-size: 1.35rem; }
  .sp-gallery-thumb { width: 52px; height: 52px; }
  .sp-tabs-section { padding: 24px 0; }
  .sp-related-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  .sp-reviews-summary { gap: 24px; }
  .sp-fbt-item { width: 120px; }
}

@media (max-width: 480px) {
  .sp-gallery-main { max-height: 380px; }
  .sp-related-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .sp-related-card-body { padding: 10px; }
}

/* Smooth scroll-snap for horizontal scrollable areas */
.sp-coupons::-webkit-scrollbar,
.sp-payments::-webkit-scrollbar,
.sp-fbt-grid::-webkit-scrollbar,
.sp-gallery-thumbs::-webkit-scrollbar {
  height: 4px;
}

.sp-coupons::-webkit-scrollbar-thumb,
.sp-payments::-webkit-scrollbar-thumb,
.sp-fbt-grid::-webkit-scrollbar-thumb,
.sp-gallery-thumbs::-webkit-scrollbar-thumb {
  background: #ddd;
  border-radius: 4px;
}

/* Tooltip style */
[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: #333;
  color: #fff;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: .72rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--sp-transition);
}

[data-tooltip]:hover::after { opacity: 1; }

/* Loading skeleton shimmer */
.sp-skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: spShimmer 1.5s ease infinite;
}

@keyframes spShimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}