/* ==========================================================================
   NGUYEN TU FASHION - EXTENDED PAGES & COMPONENTS STYLESHEET
   Harmonized with Burgundy/Wine-Red Theme (#3b070f, #4e0d19, #ff334b)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. BREADCRUMBS & PAGE HERO BANNER
   -------------------------------------------------------------------------- */
.page-hero-banner {
  background: linear-gradient(135deg, rgba(78, 13, 25, 0.95), rgba(42, 5, 11, 0.98)),
              url('../images/hero-banner.png') center/cover no-repeat;
  padding: 50px 0 40px;
  border-bottom: 1px solid var(--border-light);
  position: relative;
  text-align: center;
}

.page-hero-banner.compact {
  padding: 36px 0 28px;
}

.breadcrumb-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.breadcrumb-nav a {
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.breadcrumb-nav a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.breadcrumb-separator {
  color: rgba(255, 255, 255, 0.3);
  font-size: 0.75rem;
}

.breadcrumb-current {
  color: #ffffff;
  font-weight: 600;
}

.page-hero-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.page-hero-subtitle {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   2. CATALOG & FILTERING LAYOUT (PRODUCTS.HTML)
   -------------------------------------------------------------------------- */
.catalog-page-container {
  padding: 40px 0 80px;
}

.catalog-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 36px;
  align-items: start;
}

/* Filter Sidebar */
.filter-sidebar {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  position: sticky;
  top: 90px;
}

.filter-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 20px;
}

.filter-sidebar-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.filter-clear-btn {
  font-size: 0.75rem;
  color: var(--accent-red);
  font-weight: 600;
  text-decoration: underline;
  cursor: pointer;
  background: none;
  border: none;
}

.filter-group {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.filter-group:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.filter-group-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}

.filter-options-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.filter-check-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
  transition: color var(--transition-fast);
}

.filter-check-item:hover {
  color: #ffffff;
}

.filter-check-item input[type="radio"],
.filter-check-item input[type="checkbox"] {
  accent-color: var(--accent-red);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.filter-chips-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-chip-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-chip-btn:hover,
.filter-chip-btn.active {
  background: var(--accent-red);
  color: #ffffff;
  border-color: var(--accent-red);
}

/* Catalog Main Content */
.catalog-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 14px;
}

.catalog-count-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.catalog-count-text strong {
  color: #ffffff;
}

.catalog-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.catalog-view-toggle {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 3px;
}

.view-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  border-radius: 4px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.view-toggle-btn svg {
  display: block;
}

.view-toggle-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
}

.view-toggle-btn.active {
  background: linear-gradient(135deg, #8c1125 0%, #630a18 100%) !important;
  color: #ffffff !important;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.35);
}

@media (max-width: 992px) {
  .catalog-view-toggle {
    display: none !important;
  }
}

.catalog-sort-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.catalog-sort-wrap label {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.custom-select {
  background-color: #240409 !important;
  border: 1px solid var(--border-light);
  color: #ffffff !important;
  padding: 8px 34px 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 600;
  outline: none;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23ffffff' d='M6 8L0 0h12z'/%3E%3C/svg%3E") !important;
  background-repeat: no-repeat !important;
  background-position: calc(100% - 12px) center !important;
  background-size: 10px 6px !important;
  color-scheme: dark;
}

.custom-select option,
select option {
  background-color: #240409 !important;
  color: #ffffff !important;
  padding: 10px 14px !important;
}

.custom-select option:checked,
.custom-select option:hover,
select option:checked,
select option:hover {
  background-color: #8b0000 !important;
  color: #ffffff !important;
}

.mobile-filter-trigger {
  display: none;
  align-items: center;
  gap: 8px;
  background: var(--accent-red);
  color: #ffffff;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 700;
}

/* Product Card & Thumb Container (Tỷ lệ 1:1 chuẩn xác) */
.product-thumb-wrap,
.card-image-wrap {
  position: relative;
  aspect-ratio: 1 / 1;
  width: 100%;
  max-width: 100%;
  background-color: #ffffff;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}

.product-thumb-wrap > a,
.card-image-wrap > a,
.product-thumb-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 8px;
  box-sizing: border-box;
}

.product-thumb-wrap .product-img,
.card-image-wrap .product-img,
.product-img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  object-position: center;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-card:hover .product-img {
  transform: scale(1.05);
}

/* --------------------------------------------------------------------------
   3. PRODUCT DETAIL PAGE (PRODUCT-DETAIL.HTML)
   -------------------------------------------------------------------------- */
.product-breadcrumb-bar {
  background: rgba(0, 0, 0, 0.25);
  border-bottom: 1px solid var(--border-light);
  padding: 12px 0;
}

@media (max-width: 768px) {
  .product-breadcrumb-bar {
    padding: 8px 0 !important;
  }
  .product-breadcrumb-bar .breadcrumb-nav {
    font-size: 0.75rem !important;
    white-space: nowrap !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    scrollbar-width: none !important;
    padding: 0 4px !important;
  }
  .product-breadcrumb-bar .breadcrumb-nav::-webkit-scrollbar {
    display: none !important;
  }
}

.product-detail-container {
  padding: 40px 0 80px;
}

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  margin-bottom: 60px;
}

/* Left Gallery */
.gallery-sticky-wrap {
  position: sticky;
  top: 90px;
}

.main-image-viewport {
  position: relative;
  background: #ffffff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  padding: 12px;
}

.main-image-viewport img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.4s ease;
}

.main-image-viewport:hover img {
  transform: scale(1.05);
}

.gallery-badge {
  display: none !important;
}

/* Floating photo counter badge */
.gallery-counter-pill {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 12px;
  letter-spacing: 0.05em;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.15);
  pointer-events: none;
}

.thumb-gallery-strip {
  display: flex;
  gap: 10px;
  justify-content: flex-start;
  align-items: center;
  overflow-x: auto;
  padding: 2px 2px 8px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.thumb-gallery-strip::-webkit-scrollbar {
  display: none;
}

.thumb-item {
  width: 68px;
  height: 68px;
  flex-shrink: 0;
  aspect-ratio: 1 / 1;
  border-radius: 10px;
  border: 2px solid transparent;
  overflow: hidden;
  cursor: pointer;
  background: #ffffff;
  padding: 3px;
  opacity: 0.7;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}

.thumb-item.active,
.thumb-item:hover {
  opacity: 1;
  border-color: var(--accent-red);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 51, 75, 0.45);
}

.thumb-item img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 6px;
}

/* Right Info Panel */
.product-info-panel {
  display: flex;
  flex-direction: column;
}

/* Brand tag pills */
.product-brand-tag {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.brand-tag-exclusive {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  font-weight: 800;
  color: #fbbf24;
  background: rgba(251, 191, 36, 0.12);
  border: 1px solid rgba(251, 191, 36, 0.28);
  padding: 3px 9px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.brand-tag-guarantee {
  display: inline-flex;
  align-items: center;
  font-size: 0.68rem;
  font-weight: 700;
  color: #34d399;
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.25);
  padding: 3px 8px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.product-detail-title {
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 2.5vw, 1.85rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 10px;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.product-meta-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 0.8125rem;
  color: var(--text-muted);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 16px;
}

.rating-stars-gold {
  color: #fbbf24;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: opacity 0.2s;
}
.rating-stars-gold:hover {
  opacity: 0.85;
}
.meta-reviews-text {
  color: var(--text-secondary);
  font-size: 0.78rem;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.meta-dot-sep {
  color: rgba(255, 255, 255, 0.25);
}

.meta-sku-pill {
  font-size: 0.78rem;
  color: var(--text-muted);
}
.meta-sku-pill code {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 700;
}

.meta-sold-pill {
  font-size: 0.72rem;
  font-weight: 700;
  color: #ff9800;
  background: rgba(255, 152, 0, 0.12);
  border: 1px solid rgba(255, 152, 0, 0.28);
  padding: 2px 7px;
  border-radius: 4px;
}

/* ELEVATED PRICE CARD */
.product-price-section {
  background: rgba(0, 0, 0, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 12px;
  padding: 14px 16px;
  margin-bottom: 18px;
}

.price-digits-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.product-price-section .price-current,
.product-detail-info .price-current {
  font-family: var(--font-heading);
  font-size: 1.9rem;
  font-weight: 900;
  color: var(--accent-red);
  letter-spacing: -0.02em;
  line-height: 1;
}

.product-price-section .price-old,
.product-detail-info .price-old {
  font-size: 1.05rem;
  color: var(--text-muted);
  text-decoration: line-through;
  opacity: 0.75;
}

.price-discount-pill {
  background: linear-gradient(135deg, #ff334b 0%, #db1b32 100%) !important;
  border: none !important;
  color: #ffffff !important;
  font-size: 0.75rem !important;
  font-weight: 800 !important;
  padding: 3px 8px !important;
  border-radius: 6px !important;
  white-space: nowrap !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  line-height: 1.2 !important;
  flex-shrink: 0 !important;
  box-shadow: 0 2px 8px rgba(255, 51, 75, 0.35) !important;
}

.price-incentive-line {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--accent-gold);
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px dashed rgba(255, 255, 255, 0.08);
}

.incentive-badge {
  background: rgba(251, 191, 36, 0.15);
  color: #fbbf24;
  font-weight: 800;
  font-size: 0.68rem;
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
  flex-shrink: 0;
}

/* Variant Selectors */
.selector-group {
  margin-bottom: 18px;
}

.selector-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.selector-label {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #ffffff;
  letter-spacing: 0.04em;
}

.size-guide-link {
  font-size: 0.75rem;
  color: var(--accent-red);
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
  background: none;
  border: none;
  padding: 0;
}
.size-guide-link:hover {
  color: #ffffff;
}

.color-chips-row {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.color-chip-ball {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.25);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.color-chip-ball.active {
  transform: scale(1.12);
  border-color: #ffffff;
  box-shadow: 0 0 0 2px var(--bg-primary), 0 0 0 4.5px var(--accent-red), 0 4px 12px rgba(255, 51, 75, 0.4);
}

.size-pill-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.size-btn-pill {
  min-width: 52px;
  height: 44px;
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  color: #ffffff;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.size-btn-pill:hover,
.size-btn-pill.active {
  background: var(--accent-red) !important;
  border-color: var(--accent-red) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(255, 51, 75, 0.4);
}

.stock-indicator-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--accent-green);
  margin-top: 10px;
  font-weight: 600;
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.25);
  border-radius: 6px;
  padding: 5px 10px;
}

.stock-pulse-dot {
  width: 7px;
  height: 7px;
  background-color: var(--accent-green);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.7);
  animation: pulseGreen 1.8s infinite;
}

@keyframes pulseGreen {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(52, 211, 153, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

/* Product Highlight Box (Brief Description) */
.product-highlight-box {
  background: rgba(0, 0, 0, 0.2);
  border-left: 3px solid var(--accent-red);
  border-radius: 0 8px 8px 0;
  padding: 10px 14px;
  margin: 16px 0 20px;
}

.highlight-title {
  font-size: 0.6875rem;
  font-weight: 800;
  color: var(--accent-red);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.product-desc-brief {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin: 0;
}

/* Purchase Actions Row */
.purchase-actions-row {
  display: flex;
  gap: 12px;
  margin: 22px 0;
}

.qty-counter {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  overflow: hidden;
  height: 48px;
  flex-shrink: 0;
}

.qty-btn {
  width: 40px;
  height: 100%;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.15rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s;
}
.qty-btn:active {
  background: rgba(255, 255, 255, 0.15);
}

.qty-input {
  width: 44px;
  height: 100%;
  text-align: center;
  border: none;
  background: none;
  color: #ffffff;
  font-weight: 700;
  font-size: 0.95rem;
}

.btn-add-cart {
  flex: 1;
  height: 48px;
  background: rgba(255, 255, 255, 0.08);
  border: 1.5px solid rgba(255, 255, 255, 0.25);
  color: #ffffff;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.btn-add-cart:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: #ffffff;
}
.btn-add-cart:active {
  transform: scale(0.98);
}

.btn-buy-now {
  flex: 1.3;
  height: 48px;
  background: linear-gradient(135deg, #ff334b 0%, #e61d36 100%);
  border: none;
  color: #ffffff;
  border-radius: 8px;
  font-weight: 800;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(255, 51, 75, 0.4);
  transition: all 0.2s ease;
}
.btn-buy-now:hover {
  background: linear-gradient(135deg, #ff4d63 0%, #d9162e 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(255, 51, 75, 0.55);
}
.btn-buy-now:active {
  transform: scale(0.98);
}

/* Store Perks Box (Showroom Ninh Bình Guarantees) */
.detail-perks-box {
  background: rgba(0, 0, 0, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 14px 16px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.perk-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.perk-icon-wrap {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.perk-info strong {
  display: block;
  font-size: 0.8125rem;
  color: #ffffff;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 2px;
}

.perk-info p {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.35;
  margin: 0;
}

/* Product Tabs */
.product-tabs-section {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 30px;
  margin-bottom: 60px;
}

.tab-nav-bar {
  display: flex;
  gap: 24px;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 24px;
  overflow-x: auto;
}

.tab-nav-item {
  padding: 12px 6px;
  font-size: 0.9375rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.tab-nav-item.active,
.tab-nav-item:hover {
  color: #ffffff;
  border-bottom-color: var(--accent-red);
}

.tab-content-panel {
  display: none;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

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

/* --------------------------------------------------------------------------
   4. CART & CHECKOUT PAGES (CART.HTML & CHECKOUT.HTML)
   -------------------------------------------------------------------------- */
.cart-checkout-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 36px;
}

.step-bubble {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-muted);
}

.step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
}

.step-bubble.active {
  color: #ffffff;
}

.step-bubble.active .step-num {
  background: var(--accent-red);
  color: #ffffff;
}

.step-connector {
  width: 40px;
  height: 2px;
  background: var(--border-light);
}

/* Cart Page Grid */
.cart-page-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 36px;
  align-items: start;
}

.cart-items-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px 28px;
}

.cart-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  table-layout: fixed;
}

/* Explicit column width distribution & alignment for Cart items table */
.cart-items-card .cart-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  table-layout: fixed;
}

.cart-items-card .cart-table .cart-th-product {
  width: 44%;
  text-align: left;
  padding: 14px 16px 14px 0;
}

.cart-items-card .cart-table .cart-th-price {
  width: 17%;
  text-align: center;
  padding: 14px 12px;
}

.cart-items-card .cart-table .cart-th-qty {
  width: 16%;
  text-align: center;
  padding: 14px 12px;
}

.cart-items-card .cart-table .cart-th-subtotal {
  width: 16%;
  text-align: right;
  padding: 14px 16px 14px 8px;
}

.cart-items-card .cart-table .cart-th-remove {
  width: 7%;
  text-align: center;
  padding: 14px 0 14px 8px;
}

.cart-table th {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  border-bottom: 1.5px solid rgba(255, 255, 255, 0.12);
  white-space: nowrap;
}

.cart-table td {
  padding: 20px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  vertical-align: middle;
}

.cart-table td.col-product {
  padding-left: 0;
  padding-right: 16px;
}

.cart-product-cell {
  display: flex;
  align-items: center;
  gap: 16px;
}

.cart-item-img-link {
  display: block;
  flex-shrink: 0;
}

.cart-item-img {
  width: 74px;
  height: 90px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: #2a050b;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform var(--transition-fast);
}

.cart-item-img:hover {
  transform: scale(1.04);
}

.cart-item-info {
  flex: 1;
  min-width: 0;
}

.cart-item-info h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  margin-bottom: 6px;
  line-height: 1.4;
}

.cart-item-info h4 a {
  color: #ffffff;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.cart-item-info h4 a:hover {
  color: var(--accent-red);
}

.cart-item-attr {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.cart-table td.col-unit-price {
  text-align: center;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #e5e7eb;
  white-space: nowrap;
}

.cart-table td.col-qty {
  text-align: center;
}

.cart-table .cart-item-qty-counter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  height: 36px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.cart-table .cart-item-qty-counter .qty-btn {
  width: 32px;
  height: 100%;
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s ease, color 0.15s ease;
  line-height: 1;
  padding: 0;
}

.cart-table .cart-item-qty-counter .qty-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: var(--accent-red);
}

.cart-table .cart-item-qty-counter .qty-input {
  width: 38px;
  height: 100%;
  text-align: center;
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 0.875rem;
  font-weight: 700;
  outline: none;
  padding: 0;
}

.cart-table td.col-subtotal {
  text-align: right;
  padding-right: 16px;
  white-space: nowrap;
}

.cart-table td.col-subtotal strong {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--accent-red);
  letter-spacing: -0.01em;
}

.cart-table td.col-delete {
  text-align: center;
  padding-right: 0;
}

.cart-table .cart-remove-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #9ca3af;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 0;
}

.cart-table .cart-remove-btn svg {
  display: block;
  transition: transform 0.2s ease;
}

.cart-table .cart-remove-btn:hover {
  background: rgba(239, 68, 68, 0.18);
  border-color: rgba(239, 68, 68, 0.45);
  color: #ff4d6d;
  transform: scale(1.08);
}

.cart-summary-box {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  position: sticky;
  top: 90px;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.summary-row.total-row {
  border-top: 1px solid var(--border-light);
  padding-top: 16px;
  margin-top: 16px;
  font-size: 1.15rem;
  font-weight: 800;
  color: #ffffff;
}

.summary-row.total-row span:last-child {
  color: var(--accent-red);
}

/* Checkout Page Grid */
.checkout-page-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 36px;
  align-items: start;
}

.checkout-section-box {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
}

.checkout-section-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-control-wrap {
  margin-bottom: 16px;
}

.form-control-wrap label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: #ffffff;
}

.custom-input,
.custom-textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: #ffffff;
  font-size: 0.875rem;
  outline: none;
  transition: border-color var(--transition-fast);
  color-scheme: dark;
}

select.custom-input,
.custom-input select,
select.form-control {
  background-color: #240409 !important;
  color: #ffffff !important;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23ffffff' d='M6 8L0 0h12z'/%3E%3C/svg%3E") !important;
  background-repeat: no-repeat !important;
  background-position: calc(100% - 14px) center !important;
  background-size: 10px 6px !important;
  padding-right: 36px !important;
}

select.custom-input option,
.custom-input option,
select option {
  background-color: #240409 !important;
  color: #ffffff !important;
  padding: 10px 14px !important;
}

select.custom-input option:checked,
select.custom-input option:hover,
.custom-input option:checked,
.custom-input option:hover {
  background-color: #8b0000 !important;
  color: #ffffff !important;
}

.custom-input:focus,
.custom-textarea:focus {
  border-color: var(--accent-red);
  box-shadow: 0 0 0 2px rgba(255, 51, 75, 0.2);
}

.payment-method-card {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin-bottom: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: all var(--transition-fast);
  background: rgba(255, 255, 255, 0.03);
}

.payment-method-card.active,
.payment-method-card:hover {
  border-color: var(--accent-red);
  background: rgba(255, 51, 75, 0.08);
}

.payment-method-card input[type="radio"] {
  accent-color: var(--accent-red);
  width: 18px;
  height: 18px;
}

/* VietQR Live Box */
.vietqr-presentation-card {
  background: #ffffff;
  color: #111111;
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  margin-top: 16px;
}

.vietqr-qr-image {
  max-width: 240px;
  margin: 0 auto 16px;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius-sm);
  display: block;
}

.vietqr-bank-details {
  text-align: left;
  background: #f9fafb;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 0.8125rem;
  margin-bottom: 12px;
}

.vietqr-detail-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 6px;
}

.copy-pill-btn {
  background: #111111;
  color: #ffffff;
  border: none;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.6875rem;
  cursor: pointer;
  margin-left: 6px;
}

/* --------------------------------------------------------------------------
   5. BLOG & ARTICLE PAGES (BLOG.HTML & BLOG-DETAIL.HTML)
   -------------------------------------------------------------------------- */
.blog-main-container {
  padding: 40px 24px 80px;
}

.blog-filter-bar {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.blog-cat-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 700;
  padding: 9px 22px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.blog-cat-btn.active,
.blog-cat-btn:hover {
  background: var(--accent-red);
  border-color: var(--accent-red);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(220, 38, 38, 0.35);
}

/* Base Badge */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
  line-height: 1.2;
}

.badge-hot {
  background: var(--accent-red);
  color: #ffffff;
}

/* Blog Spotlight Article */
.blog-spotlight-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  align-items: stretch;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.blog-spotlight-card:hover {
  border-color: rgba(255, 255, 255, 0.35);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.45);
}

.blog-spotlight-thumb {
  position: relative;
  min-height: 340px;
  background: #2a050b;
  overflow: hidden;
}

.blog-spotlight-thumb a {
  display: block;
  width: 100%;
  height: 100%;
}

.blog-spotlight-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.blog-spotlight-card:hover .blog-spotlight-thumb img {
  transform: scale(1.04);
}

.blog-spotlight-content {
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blog-spotlight-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  margin-bottom: 14px;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.blog-spotlight-meta .badge {
  white-space: nowrap;
}

.blog-spotlight-cat {
  color: var(--accent-gold);
  font-weight: 700;
  white-space: nowrap;
}

.blog-spotlight-sep {
  color: rgba(255, 255, 255, 0.3);
}

.blog-spotlight-time {
  color: var(--text-muted);
  white-space: nowrap;
}

.blog-spotlight-title {
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 2.2vw, 1.85rem);
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 14px;
}

.blog-spotlight-title a {
  color: #ffffff;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.blog-spotlight-title a:hover {
  color: var(--accent-red);
}

.blog-spotlight-excerpt {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.65;
  margin-bottom: 22px;
}

.blog-spotlight-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 16px;
  margin-top: auto;
}

.blog-spotlight-author {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.blog-spotlight-btn {
  font-size: 0.8125rem;
  padding: 10px 20px;
  font-weight: 800;
}

/* Newsletter CTA Card */
.blog-newsletter-card {
  background: linear-gradient(135deg, rgba(78, 13, 25, 0.9), rgba(42, 5, 11, 0.95));
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 40px;
  text-align: center;
  max-width: 760px;
  margin: 40px auto 0;
}

.blog-newsletter-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.blog-newsletter-desc {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-bottom: 24px;
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

.blog-grid-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 60px;
}

.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.blog-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.4);
}

.blog-card-thumb-wrap {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: #2a050b;
}

.blog-card-thumb-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.blog-card:hover .blog-card-thumb-wrap img {
  transform: scale(1.05);
}

.blog-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.blog-card-badge {
  color: var(--accent-red);
  font-weight: 700;
  text-transform: uppercase;
}

.blog-card-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 10px;
  color: #ffffff;
}

.blog-card-excerpt {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 16px;
  flex: 1;
}

.blog-card-readmore {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--accent-red);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Article Reading Page */
.article-reading-container {
  max-width: 860px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.article-header {
  margin-bottom: 30px;
  text-align: center;
}

.article-headline {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 16px;
  color: #ffffff;
}

.article-featured-img {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 36px;
}

.article-body-content {
  font-size: 1.05rem;
  line-height: 1.85;
  color: #f1f5f9;
}

.article-body-content h2 {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  margin: 36px 0 16px;
  color: #ffffff;
  border-left: 4px solid var(--accent-red);
  padding-left: 12px;
}

.article-body-content p {
  margin-bottom: 20px;
}

.article-quote-box {
  background: rgba(255, 51, 75, 0.1);
  border-left: 4px solid var(--accent-red);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  margin: 24px 0;
}

.article-products-widget {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 40px 0;
}

/* --------------------------------------------------------------------------
   6. CONTACT & SHOWROOM PAGE (CONTACT.HTML)
   -------------------------------------------------------------------------- */
.contact-layout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding: 50px 0 80px;
}

.contact-info-card,
.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 32px;
}

.contact-card-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.contact-meta-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin: 24px 0;
}

.contact-meta-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.contact-icon-bubble {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 51, 75, 0.15);
  color: var(--accent-red);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-meta-text h5 {
  font-size: 0.9375rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 2px;
}

.contact-meta-text p {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.map-embed-box {
  width: 100%;
  height: 260px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-top: 20px;
  border: 1px solid var(--border-light);
}

.map-embed-box iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* --------------------------------------------------------------------------
   7. FLOATING LIVE CHAT & CONSULTATION WIDGET
   -------------------------------------------------------------------------- */
.floating-chat-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
}

.floating-chat-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-red), #b91c1c);
  color: #ffffff;
  border: none;
  box-shadow: 0 8px 24px rgba(255, 51, 75, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  transition: transform var(--transition-bounce);
}

.floating-chat-btn:hover {
  transform: scale(1.08);
}

.chat-online-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 14px;
  height: 14px;
  background: var(--accent-green);
  border: 2px solid #ffffff;
  border-radius: 50%;
}

.chat-callout-pill {
  position: absolute;
  right: 70px;
  top: 50%;
  transform: translateY(-50%);
  background: #111111;
  color: #ffffff;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255, 255, 255, 0.15);
  pointer-events: none;
  animation: float-horizontal 3s ease-in-out infinite;
}

@keyframes float-horizontal {
  0%, 100% { transform: translateY(-50%) translateX(0); }
  50% { transform: translateY(-50%) translateX(-6px); }
}

.chat-popup-window {
  position: absolute;
  bottom: 74px;
  right: 0;
  width: 360px;
  max-width: calc(100vw - 32px);
  height: 520px;
  background: #1c0408;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-dark);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px) scale(0.95);
  transition: all var(--transition-fast);
}

.chat-popup-window.active {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0) scale(1);
}

.chat-header {
  background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-light);
}

.chat-header-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.chat-avatar-mini {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent-red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.8125rem;
}

.chat-title-group h4 {
  font-size: 0.875rem;
  font-weight: 700;
}

.chat-title-group span {
  font-size: 0.6875rem;
  color: var(--accent-green);
  display: flex;
  align-items: center;
  gap: 4px;
}

.chat-close-btn {
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.25rem;
  cursor: pointer;
  opacity: 0.7;
}

.chat-close-btn:hover {
  opacity: 1;
}

.chat-body-stream {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chat-bubble {
  max-width: 82%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 0.8125rem;
  line-height: 1.5;
}

.chat-bubble.bot {
  background: rgba(255, 255, 255, 0.08);
  color: #f1f5f9;
  align-self: flex-start;
  border-bottom-left-radius: 2px;
}

.chat-bubble.user {
  background: var(--accent-red);
  color: #ffffff;
  align-self: flex-end;
  border-bottom-right-radius: 2px;
}

.chat-quick-replies {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 6px;
}

.quick-reply-pill {
  background: rgba(255, 51, 75, 0.15);
  border: 1px solid rgba(255, 51, 75, 0.35);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.quick-reply-pill:hover {
  background: var(--accent-red);
  color: #ffffff;
}

.chat-footer-input {
  padding: 12px;
  background: rgba(0, 0, 0, 0.3);
  border-top: 1px solid var(--border-light);
  display: flex;
  gap: 8px;
}

.chat-input-field {
  flex: 1;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  padding: 8px 14px;
  color: #ffffff;
  font-size: 0.8125rem;
  outline: none;
}

.chat-send-action-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent-red);
  border: none;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* --------------------------------------------------------------------------
   8. RESPONSIVE BREAKPOINTS FOR EXTENDED PAGES
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
  .catalog-layout {
    grid-template-columns: 1fr;
  }
  .filter-sidebar {
    display: none;
  }
  .filter-sidebar.active-mobile {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1100;
    overflow-y: auto;
    border-radius: 0;
  }
  .mobile-filter-trigger {
    display: inline-flex;
  }
  .product-detail-grid,
  .cart-page-grid,
  .checkout-page-grid,
  .contact-layout-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .gallery-sticky-wrap,
  .cart-summary-box {
    position: static;
  }
  .blog-grid-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .blog-spotlight-card {
    grid-template-columns: 1fr;
  }
  .blog-spotlight-thumb {
    min-height: 260px;
    max-height: 380px;
    aspect-ratio: 16/9;
  }
  .blog-spotlight-content {
    padding: 28px 24px;
  }
}

@media (max-width: 640px) {
  .blog-main-container {
    padding: 20px 14px 60px;
  }
  .blog-filter-bar {
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 10px;
    margin-bottom: 24px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding-left: 2px;
    padding-right: 2px;
  }
  .blog-filter-bar::-webkit-scrollbar {
    display: none;
  }
  .blog-cat-btn {
    white-space: nowrap;
    flex-shrink: 0;
    font-size: 0.8125rem;
    padding: 7px 16px;
  }
  .blog-spotlight-thumb {
    min-height: 200px;
    max-height: 250px;
    aspect-ratio: 16/9;
  }
  .blog-spotlight-content {
    padding: 20px 16px;
  }
  .blog-spotlight-title {
    font-size: 1.18rem;
    line-height: 1.35;
    margin-bottom: 10px;
  }
  .blog-spotlight-excerpt {
    font-size: 0.85rem;
    line-height: 1.55;
    margin-bottom: 16px;
  }
  .blog-spotlight-footer {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .blog-spotlight-footer .btn {
    width: 100%;
    text-align: center;
    justify-content: center;
  }
  .blog-newsletter-card {
    padding: 28px 18px;
  }
  .blog-newsletter-title {
    font-size: 1.25rem;
  }
  .blog-grid-container {
    grid-template-columns: 1fr;
  }
  .form-grid-2 {
    grid-template-columns: 1fr;
  }
  .cart-checkout-steps {
    gap: 10px;
  }
  .step-connector {
    width: 20px;
  }
  .floating-chat-container {
    bottom: 74px;
    right: 16px;
  }
}

/* --------------------------------------------------------------------------
   MOBILE STICKY ACTION BAR & MOBILE POLISH (PRODUCT DETAIL)
   -------------------------------------------------------------------------- */
.mobile-sticky-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(30, 4, 8, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 8px 14px;
  padding-bottom: max(8px, env(safe-area-inset-bottom));
  z-index: 1000;
  box-shadow: 0 -6px 24px rgba(0, 0, 0, 0.6);
  animation: slideUpSticky 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUpSticky {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.sticky-bar-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 600px;
  margin: 0 auto;
}

.sticky-thumb {
  width: 44px;
  height: 48px;
  object-fit: cover;
  border-radius: 6px;
  background: #ffffff;
  flex-shrink: 0;
  padding: 2px;
}

.sticky-info {
  flex: 1;
  min-width: 0;
}

.sticky-product-title {
  font-size: 0.8125rem;
  font-weight: 700;
  color: #ffffff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0 0 2px;
}

.sticky-price-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
}

.sticky-badge {
  font-size: 0.6875rem;
  font-weight: 800;
  padding: 1px 6px;
  border-radius: 4px;
  background: rgba(255, 51, 75, 0.2);
  color: var(--accent-red);
  border: 1px solid rgba(255, 51, 75, 0.3);
}

.sticky-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.sticky-actions .btn-sm {
  padding: 8px 14px !important;
  font-size: 0.8125rem !important;
  font-weight: 800 !important;
  height: 40px !important;
  border-radius: 8px !important;
}

/* Adjust Floating Chat when Sticky Bar is visible on Mobile */
body.has-sticky-bar .floating-chat-container,
.floating-chat-container.pushed-up {
  bottom: 84px !important;
  transition: bottom 0.25s ease;
}

/* ==========================================================================
   MOBILE POLISH: PRODUCT DETAIL TABS, ACTIONS & REVIEWS
   ========================================================================== */
.btn-write-review-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #ffffff;
  font-size: 0.8125rem;
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-write-review-pill:hover {
  background: var(--accent-red);
  border-color: var(--accent-red);
}

.tab-nav-bar {
  display: flex !important;
  gap: 8px !important;
  border-bottom: 1px solid var(--border-light) !important;
  margin-bottom: 24px !important;
  overflow-x: auto !important;
  -webkit-overflow-scrolling: touch !important;
  scroll-snap-type: x mandatory !important;
  padding: 4px 2px 8px !important;
  scrollbar-width: none !important;
}
.tab-nav-bar::-webkit-scrollbar {
  display: none !important;
}

.tab-nav-item {
  scroll-snap-align: start !important;
  flex-shrink: 0 !important;
  padding: 10px 16px !important;
  font-size: 0.8125rem !important;
  font-weight: 700 !important;
  text-transform: uppercase !important;
  color: var(--text-muted) !important;
  cursor: pointer !important;
  border-radius: 8px !important;
  background: rgba(255, 255, 255, 0.05) !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  transition: all 0.2s ease !important;
  white-space: nowrap !important;
}
.tab-nav-item.active {
  background: rgba(255, 51, 75, 0.2) !important;
  border-color: var(--accent-red) !important;
  color: #ffffff !important;
  box-shadow: 0 2px 10px rgba(255, 51, 75, 0.25) !important;
}

@media (max-width: 768px) {
  .product-detail-container {
    padding: 16px 0 45px !important;
  }
  .product-detail-grid {
    gap: 20px !important;
    margin-bottom: 30px !important;
  }
  .thumb-gallery-strip {
    justify-content: center !important;
    gap: 8px !important;
  }
  .thumb-item {
    width: 62px !important;
    height: 62px !important;
  }
  .product-brand-tag {
    gap: 6px !important;
    margin-bottom: 8px !important;
  }
  .product-detail-title {
    font-size: 1.35rem !important;
    line-height: 1.3 !important;
    margin-bottom: 8px !important;
  }
  .product-meta-row {
    gap: 8px !important;
    padding-bottom: 12px !important;
    margin-bottom: 14px !important;
    font-size: 0.78rem !important;
  }
  .product-price-section {
    padding: 12px 14px !important;
    margin-bottom: 16px !important;
    border-radius: 10px !important;
  }
  .price-digits-row {
    gap: 10px !important;
    align-items: baseline !important;
  }
  .product-price-section .price-current {
    font-size: 1.65rem !important;
  }
  .product-price-section .price-old {
    font-size: 0.95rem !important;
  }
  .price-discount-pill {
    font-size: 0.72rem !important;
    padding: 3px 7px !important;
    white-space: nowrap !important;
  }
  .selector-group {
    margin-bottom: 14px !important;
  }
  .selector-header {
    margin-bottom: 6px !important;
  }
  .color-chips-row {
    gap: 10px !important;
  }
  .color-chip-ball {
    width: 34px !important;
    height: 34px !important;
  }
  .size-pill-row {
    gap: 8px !important;
  }
  .size-btn-pill {
    min-width: 48px !important;
    height: 42px !important;
    font-size: 0.85rem !important;
    padding: 0 12px !important;
  }
  .product-highlight-box {
    padding: 8px 12px !important;
    margin: 12px 0 16px !important;
    font-size: 0.8125rem !important;
  }
  .purchase-actions-row {
    display: grid !important;
    grid-template-columns: 104px 1fr !important;
    gap: 10px !important;
    margin: 16px 0 20px !important;
  }
  .purchase-actions-row .qty-counter {
    grid-column: 1 / 2 !important;
    height: 46px !important;
    border-radius: 8px !important;
  }
  .btn-add-cart {
    grid-column: 2 / 3 !important;
    height: 46px !important;
    font-size: 0.8125rem !important;
    white-space: nowrap !important;
    padding: 0 8px !important;
    border-radius: 8px !important;
    letter-spacing: 0.02em !important;
  }
  .btn-buy-now {
    grid-column: 1 / -1 !important;
    height: 50px !important;
    font-size: 0.9375rem !important;
    font-weight: 800 !important;
    letter-spacing: 0.03em !important;
    border-radius: 8px !important;
  }
  .detail-perks-box {
    grid-template-columns: 1fr 1fr !important;
    gap: 10px !important;
    padding: 12px 14px !important;
    border-radius: 10px !important;
  }
  .perk-item {
    gap: 8px !important;
  }
  .perk-icon-wrap {
    width: 28px !important;
    height: 28px !important;
    font-size: 0.875rem !important;
  }
  .perk-info strong {
    font-size: 0.75rem !important;
  }
  .perk-info p {
    font-size: 0.68rem !important;
  }
  .product-tabs-section {
    padding: 18px 14px !important;
    border-radius: 10px !important;
    margin-bottom: 30px !important;
  }
  .reviews-header-wrap {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 12px !important;
  }
  .btn-write-review-pill {
    width: 100% !important;
    height: 42px !important;
  }
}


/* ==========================================================================
   CART PAGE MOBILE RESPONSIVE ENHANCEMENTS
   ========================================================================== */
.cart-freeship-box {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 24px;
}

.cart-freeship-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  font-size: 0.875rem;
  gap: 12px;
}

.cart-freeship-target {
  color: var(--accent-gold);
  font-weight: 700;
  white-space: nowrap;
}

.cart-freeship-track {
  background: rgba(255, 255, 255, 0.1);
  height: 8px;
  border-radius: 4px;
  overflow: hidden;
}

.mobile-price-tag {
  display: none;
}

.mobile-subtotal-label {
  display: none;
}

.cart-remove-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 4px 8px;
}

.cart-remove-btn:hover {
  color: #ff4d4f;
  transform: scale(1.15);
}

.cart-bottom-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-light);
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 768px) {
  .cart-main-container {
    padding: 20px 12px 60px !important;
  }

  .cart-items-card {
    padding: 14px 12px !important;
    background: transparent !important;
    border: none !important;
  }

  /* Compact Cart Steps */
  .cart-checkout-steps {
    gap: 8px !important;
    margin-bottom: 22px !important;
  }
  .step-connector {
    width: 14px !important;
  }
  .step-bubble {
    gap: 4px !important;
    font-size: 0.75rem !important;
    white-space: nowrap !important;
  }
  .step-num {
    width: 22px !important;
    height: 22px !important;
    font-size: 0.7rem !important;
  }

  /* Responsive Freeship Progress */
  .cart-freeship-box {
    padding: 12px 14px !important;
    margin-bottom: 18px !important;
  }
  .cart-freeship-header {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 6px !important;
    font-size: 0.8125rem !important;
    line-height: 1.4 !important;
  }
  .cart-freeship-target {
    font-size: 0.75rem !important;
  }

  /* Transform HTML Table into Responsive Modern Cart Cards */
  .cart-items-card .cart-table,
  .cart-layout .cart-table {
    display: block !important;
    width: 100% !important;
    border: none !important;
  }

  .cart-items-card .cart-table thead,
  .cart-layout .cart-table thead {
    display: none !important;
  }

  .cart-items-card .cart-table tbody,
  .cart-layout .cart-table tbody {
    display: block !important;
    width: 100% !important;
  }

  .cart-table tr.cart-table-row {
    display: block !important;
    position: relative !important;
    background: var(--bg-card) !important;
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius-md) !important;
    padding: 14px !important;
    margin-bottom: 14px !important;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25) !important;
    overflow: hidden !important;
  }

  /* Top Section: Product info & thumbnail */
  .cart-table td.col-product {
    display: block !important;
    padding: 0 0 12px 0 !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08) !important;
    width: 100% !important;
  }

  .cart-product-cell {
    display: flex !important;
    align-items: flex-start !important;
    gap: 12px !important;
  }

  .cart-item-img-link {
    flex-shrink: 0 !important;
    display: block !important;
  }

  .cart-item-img {
    width: 74px !important;
    height: 90px !important;
    flex-shrink: 0 !important;
    object-fit: cover !important;
    border-radius: 6px !important;
    background: #1e1e1e !important;
  }

  .cart-item-info {
    flex: 1 !important;
    min-width: 0 !important;
    padding-right: 30px !important; /* reserve room for delete button */
  }

  .cart-item-info h4 {
    font-size: 0.875rem !important;
    font-weight: 700 !important;
    line-height: 1.35 !important;
    margin: 0 0 6px 0 !important;
    word-break: break-word !important;
  }

  .cart-item-attr {
    font-size: 0.75rem !important;
    color: var(--text-secondary) !important;
    margin-bottom: 4px !important;
  }

  .mobile-price-tag {
    display: block !important;
    font-size: 0.8125rem !important;
    color: var(--text-muted) !important;
    margin-top: 4px !important;
  }

  .mobile-price-tag strong {
    color: #ffffff !important;
  }

  /* Hide redundant desktop unit price column */
  .cart-table td.col-unit-price {
    display: none !important;
  }

  /* Delete button fixed at top-right corner */
  .cart-table td.col-delete {
    position: absolute !important;
    top: 10px !important;
    right: 10px !important;
    padding: 0 !important;
    border: none !important;
    width: auto !important;
    display: block !important;
    z-index: 2 !important;
  }

  .cart-remove-btn {
    width: 28px !important;
    height: 28px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    background: rgba(255, 255, 255, 0.08) !important;
    border-radius: 50% !important;
    color: #ff6b6b !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    font-size: 1.15rem !important;
    line-height: 1 !important;
    padding: 0 !important;
  }

  /* Bottom Row: Quantity on left, Subtotal on right */
  .cart-table td.col-qty {
    display: inline-flex !important;
    align-items: center !important;
    padding: 10px 0 0 0 !important;
    border: none !important;
    width: 48% !important;
    float: left !important;
  }

  .cart-item-qty-counter {
    display: inline-flex !important;
    align-items: center !important;
    height: 32px !important;
    border-radius: 6px !important;
    background: rgba(255, 255, 255, 0.06) !important;
    border: 1px solid var(--border-light) !important;
    overflow: hidden !important;
  }

  .cart-item-qty-counter .qty-btn {
    width: 30px !important;
    height: 100% !important;
    font-size: 1rem !important;
    font-weight: 700 !important;
    color: #fff !important;
    background: none !important;
    border: none !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    cursor: pointer !important;
  }

  .cart-item-qty-counter .qty-input {
    width: 32px !important;
    height: 100% !important;
    text-align: center !important;
    font-size: 0.8125rem !important;
    font-weight: 700 !important;
    color: #fff !important;
    background: none !important;
    border: none !important;
    padding: 0 !important;
  }

  .cart-table td.col-subtotal {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: flex-end !important;
    padding: 10px 0 0 0 !important;
    border: none !important;
    width: 52% !important;
    float: right !important;
    text-align: right !important;
  }

  .cart-table td.col-subtotal strong {
    font-size: 1rem !important;
    font-weight: 800 !important;
    color: var(--accent-red) !important;
  }

  .mobile-subtotal-label {
    display: inline !important;
    font-size: 0.75rem !important;
    color: var(--text-muted) !important;
    margin-right: 4px !important;
  }

  /* Clearfix for the float row */
  .cart-table tr.cart-table-row::after {
    content: "" !important;
    display: table !important;
    clear: both !important;
  }

  /* Bottom Actions */
  .cart-bottom-actions {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 10px !important;
    margin-top: 14px !important;
    padding-top: 14px !important;
  }

  .cart-bottom-actions a,
  .cart-bottom-actions button {
    width: 100% !important;
    text-align: center !important;
    justify-content: center !important;
    padding: 12px !important;
  }

  /* Summary Box on Mobile */
  .cart-summary-box {
    padding: 18px 16px !important;
  }
}


/* Prevent Floating Chat from Overlapping Summary Box & Checkout Button on Cart & Checkout pages */
@media (min-width: 769px) {
  body.cart-page .floating-chat-container,
  body.checkout-page .floating-chat-container {
    left: 28px !important;
    right: auto !important;
  }

  body.cart-page .chat-callout-pill,
  body.checkout-page .chat-callout-pill {
    left: 74px !important;
    right: auto !important;
  }

  body.cart-page .chat-popup-window,
  body.checkout-page .chat-popup-window {
    left: 0 !important;
    right: auto !important;
  }
}


/* ==========================================================================
   MOBILE STICKY BAR, SIZE GUIDE TABLE & ALL-PAGES MOBILE RESPONSIVE POLISH
   ========================================================================== */

/* 1. Product Detail Sticky Buy Bar (Zero Cramping / Zero Line Breaks) */
.sticky-bar-inner {
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
  max-width: 600px !important;
  margin: 0 auto !important;
}

.sticky-thumb {
  width: 42px !important;
  height: 46px !important;
  object-fit: cover !important;
  border-radius: 6px !important;
  background: #ffffff !important;
  flex-shrink: 0 !important;
  padding: 2px !important;
}

.sticky-info {
  flex: 1 !important;
  min-width: 0 !important;
}

.sticky-product-title {
  font-size: 0.8125rem !important;
  font-weight: 700 !important;
  color: #ffffff !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  margin: 0 0 3px !important;
  line-height: 1.25 !important;
}

.sticky-price-row {
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
  font-size: 0.8125rem !important;
  flex-wrap: nowrap !important;
}

#sticky-price {
  white-space: nowrap !important;
  flex-shrink: 0 !important;
  line-height: 1.2 !important;
  font-size: 0.875rem !important;
}

.sticky-badge,
#sticky-size-badge {
  font-size: 0.68rem !important;
  font-weight: 800 !important;
  padding: 2px 7px !important;
  border-radius: 5px !important;
  background: rgba(255, 51, 75, 0.18) !important;
  color: #ff6b81 !important;
  border: 1px solid rgba(255, 51, 75, 0.38) !important;
  white-space: nowrap !important;
  flex-shrink: 0 !important;
  line-height: 1.2 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
}

.sticky-actions {
  display: flex !important;
  gap: 6px !important;
  flex-shrink: 0 !important;
}

.sticky-actions .btn-sm {
  padding: 0 12px !important;
  font-size: 0.78rem !important;
  font-weight: 800 !important;
  height: 38px !important;
  border-radius: 8px !important;
  white-space: nowrap !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  flex-shrink: 0 !important;
}

@media (max-width: 400px) {
  .mobile-sticky-bar {
    padding: 8px 10px !important;
    padding-bottom: max(8px, env(safe-area-inset-bottom)) !important;
  }
  .sticky-bar-inner {
    gap: 8px !important;
  }
  .sticky-thumb {
    width: 38px !important;
    height: 42px !important;
  }
  .sticky-product-title {
    font-size: 0.75rem !important;
  }
  #sticky-price {
    font-size: 0.8125rem !important;
  }
  .sticky-badge,
  #sticky-size-badge {
    font-size: 0.625rem !important;
    padding: 1px 5px !important;
  }
  .sticky-actions {
    gap: 5px !important;
  }
  .sticky-actions .btn-sm {
    padding: 0 10px !important;
    font-size: 0.72rem !important;
    height: 36px !important;
  }
}

/* 2. Size Guide Table (Fix Overlapping Headers & 3-Line Cell Breaks on Mobile) */
.size-table-scroll-wrap {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.25);
  margin-bottom: 18px;
}

#tab-pane-size table,
#tab-pane-size .cart-table,
.size-guide-table {
  width: 100% !important;
  max-width: 680px;
  table-layout: auto !important;
  border-collapse: collapse !important;
  margin-bottom: 0 !important;
}

#tab-pane-size table thead,
#tab-pane-size .cart-table thead,
.size-guide-table thead {
  display: table-header-group !important;
}

#tab-pane-size table tbody,
#tab-pane-size .cart-table tbody,
.size-guide-table tbody {
  display: table-row-group !important;
}

#tab-pane-size table tr,
#tab-pane-size .cart-table tr,
.size-guide-table tr {
  display: table-row !important;
}

#tab-pane-size table th,
#tab-pane-size .cart-table th,
.size-guide-table th {
  display: table-cell !important;
  background: rgba(255, 255, 255, 0.06) !important;
  color: var(--accent-gold) !important;
  font-family: var(--font-heading) !important;
  font-size: 0.75rem !important;
  font-weight: 800 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.03em !important;
  padding: 12px 10px !important;
  text-align: center !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12) !important;
  white-space: nowrap !important;
}

#tab-pane-size table td,
#tab-pane-size .cart-table td,
.size-guide-table td {
  display: table-cell !important;
  padding: 12px 10px !important;
  font-size: 0.8125rem !important;
  color: var(--text-primary) !important;
  text-align: center !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06) !important;
  white-space: nowrap !important;
  vertical-align: middle !important;
}

#tab-pane-size table tr:last-child td,
#tab-pane-size .cart-table tr:last-child td,
.size-guide-table tr:last-child td {
  border-bottom: none !important;
}

#tab-pane-size table td:first-child,
#tab-pane-size .cart-table td:first-child,
.size-guide-table td:first-child {
  font-weight: 800 !important;
  color: var(--accent-red) !important;
  background: rgba(255, 51, 75, 0.06) !important;
}

/* 3. Comprehensive Smartphone Polish Across Subpages (<= 768px & <= 600px) */
@media (max-width: 768px) {
  /* Page Hero Banner */
  .page-hero-banner {
    padding: 24px 0 !important;
  }
  .page-hero-banner.compact {
    padding: 18px 0 !important;
  }
  .page-hero-title {
    font-size: 1.45rem !important;
    line-height: 1.25 !important;
    margin-bottom: 8px !important;
  }
  .page-hero-desc {
    font-size: 0.8125rem !important;
    line-height: 1.5 !important;
  }
  .breadcrumb-nav {
    font-size: 0.75rem !important;
    margin-bottom: 8px !important;
    gap: 6px !important;
  }

  /* Catalog Page (products.html) */
  .catalog-layout {
    padding: 20px 12px 60px !important;
    gap: 20px !important;
  }
  .catalog-main .catalog-toolbar {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 12px 14px !important;
    gap: 10px !important;
    margin-bottom: 18px !important;
  }
  .catalog-count-text {
    width: 100% !important;
    font-size: 0.8125rem !important;
    padding-bottom: 6px !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06) !important;
  }
  .mobile-filter-trigger {
    flex: 1 1 130px !important;
    height: 38px !important;
    padding: 0 12px !important;
    font-size: 0.78rem !important;
    justify-content: center !important;
    white-space: nowrap !important;
    margin: 0 !important;
  }
  .catalog-toolbar-actions {
    flex: 1.3 1 165px !important;
    justify-content: flex-end !important;
  }
  .catalog-sort-wrap {
    width: 100% !important;
    gap: 6px !important;
  }
  .catalog-sort-wrap .sort-label {
    display: none !important;
  }
  .catalog-sort-select {
    width: 100% !important;
    height: 38px !important;
    font-size: 0.78rem !important;
    padding: 0 28px 0 12px !important;
  }
  .grid-view-toggles {
    display: none !important;
  }
  .filter-sidebar.active-mobile {
    padding: 20px 16px 96px !important;
  }

  /* Checkout Page (checkout.html) */
  .checkout-section-card {
    padding: 18px 14px !important;
    margin-bottom: 16px !important;
    border-radius: 12px !important;
  }
  .checkout-card-title {
    font-size: 0.95rem !important;
    margin-bottom: 14px !important;
    padding-bottom: 10px !important;
  }
  .payment-option-card {
    padding: 12px !important;
    gap: 10px !important;
  }
  .payment-option-header {
    flex-wrap: wrap !important;
    gap: 6px !important;
  }
  .payment-option-title {
    font-size: 0.85rem !important;
  }
  .payment-option-desc {
    font-size: 0.75rem !important;
  }

  /* Blog & Blog Detail (blog.html, blog-detail.html) */
  .blog-featured-banner {
    margin: 20px auto 24px !important;
    border-radius: 12px !important;
  }
  .blog-featured-img {
    min-height: 200px !important;
    max-height: 240px !important;
  }
  .blog-featured-content {
    padding: 18px 16px !important;
  }
  .blog-featured-title {
    font-size: 1.25rem !important;
    margin-bottom: 10px !important;
    line-height: 1.3 !important;
  }
  .blog-featured-excerpt {
    font-size: 0.85rem !important;
    margin-bottom: 16px !important;
  }
  .article-detail-header {
    padding: 24px 12px 18px !important;
  }
  .article-detail-title {
    font-size: 1.4rem !important;
    line-height: 1.3 !important;
    margin-bottom: 12px !important;
  }
  .article-detail-meta {
    font-size: 0.78rem !important;
    gap: 10px !important;
    flex-wrap: wrap !important;
  }
  .article-hero-img {
    margin-bottom: 24px !important;
    border-radius: 10px !important;
  }
  .article-body-content {
    font-size: 0.9375rem !important;
    line-height: 1.7 !important;
    padding: 0 12px 40px !important;
  }
  .article-body-content h2 {
    font-size: 1.2rem !important;
    margin: 24px 0 10px !important;
  }
  .article-cta-box {
    padding: 18px 14px !important;
    flex-direction: column !important;
    text-align: center !important;
    gap: 12px !important;
    margin: 24px 0 !important;
  }
}

@media (max-width: 600px) {
  #tab-pane-size table th,
  #tab-pane-size .cart-table th,
  .size-guide-table th {
    font-size: 0.68rem !important;
    padding: 10px 6px !important;
    letter-spacing: 0.01em !important;
  }

  #tab-pane-size table td,
  #tab-pane-size .cart-table td,
  .size-guide-table td {
    font-size: 0.75rem !important;
    padding: 10px 6px !important;
    white-space: nowrap !important;
  }
}