/* ==========================================================================
   CHU GIA SECURITY - PRODUCTS CATALOG STYLESHEET (san-pham.html)
   ========================================================================== */

/* Page Banner */
.catalog-hero {
  position: relative;
  background: radial-gradient(120% 120% at 50% 0%, #0f1c30 0%, #090e17 100%);
  color: #ffffff;
  padding: 48px 0 36px;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.catalog-hero::before {
  content: "";
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 132, 255, 0.18) 0%, rgba(255, 102, 0, 0.08) 60%, transparent 80%);
  filter: blur(60px);
  pointer-events: none;
}

.catalog-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: #94a3b8;
  margin-bottom: 14px;
}

.catalog-breadcrumb a {
  color: #cbd5e1;
  transition: var(--transition);
}

.catalog-breadcrumb a:hover {
  color: #38bdf8;
}

.catalog-breadcrumb span {
  color: #64748b;
}

.catalog-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}

.catalog-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: rgba(0, 132, 255, 0.12);
  border: 1px solid rgba(0, 132, 255, 0.3);
  color: #38bdf8;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 14px;
  letter-spacing: 0.5px;
}

.catalog-hero-title {
  font-size: 2.3rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #ffffff 40%, #bae6fd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.catalog-hero-desc {
  font-size: 1rem;
  color: #94a3b8;
  max-width: 680px;
  margin: 0 auto 26px;
  line-height: 1.6;
}

/* Fast Search in Banner */
.catalog-search-wrap {
  position: relative;
  max-width: 620px;
  margin: 0 auto;
}

.catalog-search-input {
  width: 100%;
  padding: 15px 54px 15px 22px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  color: #ffffff;
  font-size: 0.98rem;
  font-family: inherit;
  outline: none;
  transition: all 0.25s ease;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.catalog-search-input::placeholder {
  color: #94a3b8;
}

.catalog-search-input:focus {
  border-color: #0084ff;
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 0 4px rgba(0, 132, 255, 0.25);
}

.catalog-search-btn {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0084ff, #00a0e9);
  border: none;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.2s ease;
}

.catalog-search-btn:hover {
  transform: translateY(-50%) scale(1.05);
}

.catalog-search-clear {
  position: absolute;
  right: 56px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: #94a3b8;
  cursor: pointer;
  padding: 4px;
  display: none;
}

.catalog-search-clear.active {
  display: block;
}

/* Quick Category Scrollbar (Pills) */
.quick-pills-bar {
  background: #ffffff;
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 68px;
  z-index: 95;
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}

.quick-pills-wrapper {
  max-width: 1320px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  position: relative;
  padding: 0 16px;
  gap: 8px;
}

.quick-pills-container {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 4px;
  overflow-x: auto;
  white-space: nowrap;
  scroll-behavior: smooth;
  scrollbar-width: none; /* Hide scrollbar Firefox */
  -ms-overflow-style: none; /* Hide scrollbar IE/Edge */
  -webkit-overflow-scrolling: touch;
  cursor: grab;
  user-select: none;
}

.quick-pills-container:active {
  cursor: grabbing;
}

.quick-pills-container::-webkit-scrollbar {
  display: none; /* Hide default scrollbar Chrome/Safari */
  width: 0;
  height: 0;
}

.quick-pill {
  flex-shrink: 0;
  white-space: nowrap;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  user-select: none;
  scroll-margin: 0 24px;
}

.quick-pill:hover {
  color: var(--ezviz-blue);
  background: #eff6ff;
  border-color: #bfdbfe;
  transform: translateY(-1px);
}

.quick-pill.active {
  background: var(--ezviz-blue);
  color: #ffffff;
  border-color: var(--ezviz-blue);
  box-shadow: 0 4px 14px rgba(0, 132, 255, 0.28);
  transform: translateY(-1px);
}

.quick-pill-badge {
  font-size: 0.75rem;
  padding: 2px 7px;
  border-radius: 99px;
  background: rgba(0,0,0,0.08);
  font-weight: 700;
  transition: background 0.2s ease;
}

.quick-pill.active .quick-pill-badge {
  background: rgba(255, 255, 255, 0.25);
  color: #ffffff;
}

/* Nav scroll buttons */
.pill-nav-btn {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  color: #475569;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  transition: all 0.2s ease;
  z-index: 2;
  padding: 0;
}

.pill-nav-btn:hover {
  background: var(--ezviz-blue);
  color: #ffffff;
  border-color: var(--ezviz-blue);
  box-shadow: 0 4px 10px rgba(0, 132, 255, 0.25);
  transform: scale(1.06);
}

.pill-nav-btn:disabled,
.pill-nav-btn.disabled {
  opacity: 0.25;
  cursor: not-allowed;
  pointer-events: none;
  box-shadow: none;
}

@media (max-width: 768px) {
  .pill-nav-btn {
    display: none;
  }
  .quick-pills-wrapper {
    padding: 0 12px;
    gap: 0;
  }
  .quick-pills-container {
    padding: 10px 2px;
    gap: 8px;
  }
}

/* Main Catalog Layout */
.catalog-main-section {
  padding: 36px 0 64px;
  background: var(--light-bg);
}

.catalog-container {
  max-width: 1320px !important;
  width: 100%;
  margin: 0 auto;
}

.catalog-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.catalog-sidebar {
  grid-column: 1;
  width: 280px;
}

.catalog-content-col {
  grid-column: 2;
  min-width: 0;
  width: 100%;
}

.sidebar-backdrop {
  display: none;
}

/* Sidebar Filters */
.catalog-sidebar {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 140px;
  max-height: calc(100vh - 160px);
  overflow-y: auto;
  scrollbar-width: thin;
}

.catalog-sidebar::-webkit-scrollbar {
  width: 5px;
}

.catalog-sidebar::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}

.filter-group {
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid #f1f5f9;
}

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

.filter-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.filter-clear-link {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ezviz-blue);
  cursor: pointer;
}

.filter-clear-link:hover {
  text-decoration: underline;
}

/* Category Tree List */
.cat-filter-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cat-filter-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.cat-filter-item:hover {
  background: #f8fafc;
  color: var(--ezviz-blue);
}

.cat-filter-item.active {
  background: #eff6ff;
  color: var(--ezviz-blue);
  font-weight: 700;
}

.cat-count-badge {
  font-size: 0.75rem;
  color: #94a3b8;
  background: #f1f5f9;
  padding: 2px 7px;
  border-radius: 99px;
}

.cat-filter-item.active .cat-count-badge {
  background: #dbeafe;
  color: #1d4ed8;
}

/* Brand Filter Pills in Sidebar */
.brand-filter-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.brand-chip {
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  font-size: 0.8rem;
  font-weight: 600;
  color: #475569;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.brand-chip:hover {
  border-color: #93c5fd;
  color: var(--ezviz-blue);
  background: #eff6ff;
}

.brand-chip.active {
  background: #0f172a;
  color: #ffffff;
  border-color: #0f172a;
}

/* Price Range Filter */
.price-radio-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.price-radio-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
}

.price-radio-label input[type="radio"] {
  accent-color: var(--ezviz-blue);
}

/* Catalog Top Control Bar */
.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  margin-bottom: 22px;
  box-shadow: var(--shadow-sm);
  flex-wrap: wrap;
  gap: 14px;
}

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

.result-count-label {
  font-size: 0.92rem;
  color: var(--text-muted);
}

.result-count-label strong {
  color: var(--text-main);
  font-weight: 700;
}

.active-filter-tags {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.active-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.78rem;
  padding: 3px 8px;
  border-radius: 99px;
  background: #e0f2fe;
  color: #0369a1;
  font-weight: 600;
}

.active-tag-remove {
  cursor: pointer;
  font-weight: bold;
}

.toolbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sort-select {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid #cbd5e1;
  background: #ffffff;
  color: var(--text-main);
  font-size: 0.86rem;
  font-family: inherit;
  outline: none;
  cursor: pointer;
}

.sort-select:focus {
  border-color: var(--ezviz-blue);
}

.mobile-filter-btn {
  display: none;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: #0f172a;
  color: #ffffff;
  border: none;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
}

/* Products Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 36px;
}

@media (min-width: 1400px) {
  .products-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Product Card */
.pro-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
  position: relative;
}

.pro-card:hover {
  transform: translateY(-5px);
  border-color: #93c5fd;
  box-shadow: 0 14px 30px rgba(0, 132, 255, 0.12);
}

/* Card Header Badges */
.pro-card-badges {
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  z-index: 3;
  pointer-events: none;
}

.pro-brand-badge {
  font-size: 0.7rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 6px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(4px);
  color: #ffffff;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.pro-brand-badge.imou {
  background: rgba(255, 102, 0, 0.9);
}

.pro-brand-badge.ezviz {
  background: rgba(0, 132, 255, 0.9);
}

.pro-brand-badge.dahua {
  background: rgba(220, 38, 38, 0.9);
}

.pro-brand-badge.hikvision {
  background: rgba(185, 28, 28, 0.9);
}

.pro-brand-badge.tp-link {
  background: rgba(14, 165, 233, 0.9);
}

.pro-brand-badge.ruijie {
  background: rgba(2, 132, 199, 0.9);
}

.pro-discount-badge {
  font-size: 0.72rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 6px;
  background: #dc2626;
  color: #ffffff;
}

/* Card Image */
.pro-card-image-box {
  position: relative;
  width: 100%;
  padding-top: 85%;
  background: #f8fafc;
  overflow: hidden;
  cursor: pointer;
}

.pro-card-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 18px;
  transition: transform 0.35s ease;
}

.pro-card:hover .pro-card-image {
  transform: scale(1.08);
}

/* Chu Gia Security Watermark Stamp (Covers and replaces old watermark at bottom-left) */
.pro-card-watermark {
  position: absolute;
  bottom: 8px;
  left: 8px;
  z-index: 2;
  pointer-events: none;
  width: 135px;
  max-width: 46%;
  height: auto;
  filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.12));
  transition: transform 0.25s ease;
}

.pro-card-watermark img {
  width: 100%;
  height: auto;
  display: block;
}

.pro-card:hover .pro-card-watermark {
  transform: translateY(-2px);
}

.modal-img-top-brand {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 3;
  pointer-events: none;
}

.modal-brand-badge-pill {
  background: rgba(15, 23, 42, 0.92);
  color: #38bdf8;
  border: 1.5px solid rgba(0, 132, 255, 0.5);
  backdrop-filter: blur(8px);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.6px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.modal-img-watermark {
  position: absolute;
  bottom: 14px;
  left: 14px;
  z-index: 2;
  pointer-events: none;
  width: 175px;
  max-width: 48%;
  height: auto;
  filter: drop-shadow(0 3px 8px rgba(0, 0, 0, 0.15));
}

.modal-img-watermark img {
  width: 100%;
  height: auto;
  display: block;
}

/* Quick View Overlay Button on Hover */
.pro-card-hover-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.pro-card:hover .pro-card-hover-overlay {
  opacity: 1;
}

.btn-quick-preview {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: #ffffff;
  color: var(--text-main);
  font-size: 0.8rem;
  font-weight: 700;
  border: none;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  gap: 6px;
  transform: translateY(10px);
  transition: all 0.25s ease;
}

.pro-card:hover .btn-quick-preview {
  transform: translateY(0);
}

.btn-quick-preview:hover {
  background: var(--ezviz-blue);
  color: #ffffff;
}

/* Card Body */
.pro-card-body {
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.pro-card-cat-name {
  font-size: 0.75rem;
  color: #64748b;
  margin-bottom: 4px;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.pro-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.4;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 2.8em;
  cursor: pointer;
  transition: color 0.2s;
}

.pro-card-title:hover {
  color: var(--ezviz-blue);
}

/* SKU & Warranty line */
.pro-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.76rem;
  color: #64748b;
  margin-bottom: 10px;
}

.pro-sku-tag {
  background: #f1f5f9;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: monospace;
  font-size: 0.72rem;
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Features Pill/List */
.pro-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 14px;
  min-height: 52px;
}

.pro-features-list li {
  font-size: 0.78rem;
  color: #475569;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pro-features-list li svg {
  color: #10b981;
  flex-shrink: 0;
}

/* Price Section */
.pro-price-box {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed #e2e8f0;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}

.pro-retail-price {
  font-size: 1.25rem;
  font-weight: 800;
  color: #0284c7;
  letter-spacing: -0.5px;
}

.pro-retail-price.contact-only {
  font-size: 1.05rem;
  color: var(--imou-orange);
}

.pro-old-price {
  font-size: 0.85rem;
  color: #94a3b8;
  text-decoration: line-through;
}

/* Action Buttons */
.pro-card-actions {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.btn-card-order {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, #0084ff, #00a0e9);
  color: #ffffff;
  font-size: 0.82rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-card-order:hover {
  background: linear-gradient(135deg, #0070db, #008ece);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 132, 255, 0.3);
}

.btn-card-share {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  color: #475569;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-card-share:hover {
  background: #e0f2fe;
  color: #0284c7;
  border-color: #bae6fd;
}

/* Empty State */
.catalog-empty-state {
  text-align: center;
  padding: 60px 20px;
  background: #ffffff;
  border-radius: var(--radius-md);
  border: 1px dashed #cbd5e1;
  grid-column: 1 / -1;
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}

.empty-state-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.empty-state-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

/* Pagination Controls */
.catalog-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.page-btn {
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: #ffffff;
  border: 1px solid #cbd5e1;
  color: var(--text-main);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.page-btn:hover:not(:disabled) {
  border-color: var(--ezviz-blue);
  color: var(--ezviz-blue);
  background: #eff6ff;
}

.page-btn.active {
  background: var(--ezviz-blue);
  color: #ffffff;
  border-color: var(--ezviz-blue);
  box-shadow: 0 4px 10px rgba(0, 132, 255, 0.25);
}

.page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.page-ellipsis {
  padding: 0 6px;
  color: #94a3b8;
}

/* Quick View Modal Styles */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(6px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.2s ease;
}

@media (max-width: 576px) {
  .modal-overlay {
    padding: 8px;
  }
}

.modal-overlay.active {
  display: flex;
}

.modal-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  max-width: 850px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  overflow-x: hidden;
  position: relative;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
  animation: modalPop 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (max-width: 576px) {
  .modal-card {
    max-height: 94vh;
    border-radius: 16px;
  }
}

@keyframes modalPop {
  from {
    transform: scale(0.95);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.modal-close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #f1f5f9;
  border: none;
  font-size: 1.2rem;
  color: #475569;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all 0.2s;
}

.modal-close-btn:hover {
  background: #e2e8f0;
  color: #0f172a;
}

.modal-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 32px;
  padding: 32px;
}

.modal-gallery-box {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.modal-main-img-wrap {
  width: 100%;
  padding-top: 90%;
  position: relative;
  background: #f8fafc;
  border-radius: var(--radius-md);
  border: 1px solid #e2e8f0;
  overflow: hidden;
}

.modal-main-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 16px;
}

.modal-thumbs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
}

.modal-thumb {
  width: 58px;
  height: 58px;
  border-radius: 6px;
  border: 2px solid transparent;
  background: #f8fafc;
  cursor: pointer;
  padding: 4px;
  object-fit: contain;
  transition: border-color 0.2s;
}

.modal-thumb.active {
  border-color: var(--ezviz-blue);
}

.modal-details {
  display: flex;
  flex-direction: column;
}

.modal-brand-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--ezviz-blue);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.modal-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.35;
  margin-bottom: 12px;
}

.modal-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  background: #f8fafc;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 18px;
  font-size: 0.82rem;
  border: 1px solid #e2e8f0;
}

.modal-meta-item strong {
  color: #64748b;
  font-weight: 500;
}

.modal-meta-item span {
  color: var(--text-main);
  font-weight: 600;
}

.modal-pricing {
  margin-bottom: 20px;
  padding: 14px 18px;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.modal-retail-price {
  font-size: 1.7rem;
  font-weight: 800;
  color: #15803d;
}

.modal-old-price {
  font-size: 1rem;
  color: #94a3b8;
  text-decoration: line-through;
}

.modal-discount-tag {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 99px;
  background: #dcfce7;
  color: #166534;
}

/* ================= Modal Tabs Navigation & Content ================= */
.modal-tabs-nav {
  display: flex;
  gap: 6px;
  background: #f1f5f9;
  padding: 4px;
  border-radius: 10px;
  margin-bottom: 14px;
  border: 1px solid #e2e8f0;
}

.modal-tab-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 12px;
  border-radius: 7px;
  border: none;
  background: transparent;
  color: #64748b;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  font-family: inherit;
}

.modal-tab-btn svg {
  flex-shrink: 0;
  color: #94a3b8;
  transition: color 0.2s ease, transform 0.2s ease;
}

.modal-tab-btn:hover {
  color: #0f172a;
  background: rgba(255, 255, 255, 0.7);
}

.modal-tab-btn:hover svg {
  color: #0084ff;
}

.modal-tab-btn.active {
  background: #ffffff;
  color: #0084ff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.modal-tab-btn.active svg {
  color: #0084ff;
}

/* Tab Content Panes Container */
.modal-tab-panes {
  min-height: 180px;
  max-height: 250px;
  overflow-y: auto;
  padding-right: 4px;
  margin-bottom: 20px;
}

.modal-tab-panes::-webkit-scrollbar {
  width: 5px;
}
.modal-tab-panes::-webkit-scrollbar-track {
  background: #f1f5f9;
  border-radius: 4px;
}
.modal-tab-panes::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}
.modal-tab-panes::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

.modal-tab-pane {
  display: none;
  animation: fadeInModalPane 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

@keyframes fadeInModalPane {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Tab 1: Highlights List */
.modal-specs-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 4px 0;
}

.modal-specs-list li {
  font-size: 0.85rem;
  color: #334155;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.45;
}

.modal-specs-list li svg {
  color: #10b981;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Tab 2: Categorized Tags (Tech, Fit, Material) */
.modal-tag-sections {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.modal-tag-block {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 10px 12px;
}

.modal-tag-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: #1e293b;
  margin-bottom: 8px;
}

.tag-icon-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 6px;
  font-size: 0.8rem;
  flex-shrink: 0;
}

.tag-icon-tech {
  background: #e0f2fe;
}

.tag-icon-fit {
  background: #dcfce7;
}

.tag-icon-material {
  background: #fef3c7;
}

.modal-tag-chips-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.76rem;
  font-weight: 700;
  line-height: 1.35;
  transition: all 0.2s ease;
  cursor: default;
}

.tag-chip:hover {
  transform: translateY(-1px);
}

/* 1. Technology Tags (Electric Cyan/Sky Blue) */
.chip-tech {
  background: #f0f9ff;
  color: #0284c7;
  border: 1px solid #bae6fd;
}
.chip-tech:hover {
  background: #e0f2fe;
  box-shadow: 0 2px 6px rgba(2, 132, 199, 0.15);
}

/* 2. Suitability Tags (Emerald Green) */
.chip-fit {
  background: #f0fdf4;
  color: #15803d;
  border: 1px solid #bbf7d0;
}
.chip-fit:hover {
  background: #dcfce7;
  box-shadow: 0 2px 6px rgba(21, 128, 61, 0.15);
}

/* 3. Material Tags (Warm Amber) */
.chip-material {
  background: #fffbeb;
  color: #b45309;
  border: 1px solid #fde68a;
}
.chip-material:hover {
  background: #fef3c7;
  box-shadow: 0 2px 6px rgba(180, 83, 9, 0.15);
}

/* Tab 3: Detailed Tech Specs Table */
.modal-tech-table-wrap {
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  overflow-x: auto;
  max-width: 100%;
  background: #ffffff;
}

.tech-table {
  width: 100%;
  table-layout: fixed;
  border-collapse: collapse;
  font-size: 0.8rem;
  text-align: left;
}

.tech-table-label,
.tech-table-val {
  word-break: break-word;
  overflow-wrap: break-word;
}

.tech-table tr {
  border-bottom: 1px solid #e2e8f0;
  transition: background 0.15s ease;
}

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

.tech-table tr:nth-child(even) {
  background: #f8fafc;
}

.tech-table tr:hover {
  background: #f1f5f9;
}

.tech-table-label {
  width: 38%;
  padding: 8px 12px;
  font-weight: 600;
  color: #64748b;
  border-right: 1px solid #e2e8f0;
  background: rgba(241, 245, 249, 0.6);
  vertical-align: middle;
}

.tech-table-val {
  width: 62%;
  padding: 8px 12px;
  color: #0f172a;
  font-weight: 500;
  line-height: 1.4;
  vertical-align: middle;
}

@media (max-width: 520px) {
  .modal-tabs-nav {
    display: flex;
    gap: 4px;
    padding: 3px;
    overflow-x: auto;
    max-width: 100%;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }
  .modal-tabs-nav::-webkit-scrollbar {
    display: none;
  }
  .modal-tab-btn {
    flex: 0 0 auto;
    padding: 7px 8px;
    font-size: 0.74rem;
    gap: 4px;
  }
  .modal-tab-btn svg {
    width: 13px;
    height: 13px;
  }
  .tech-table-label {
    width: 42%;
    padding: 6px 8px;
    font-size: 0.75rem;
  }
  .tech-table-val {
    width: 58%;
    padding: 6px 8px;
    font-size: 0.75rem;
  }
}

.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: auto;
  flex-wrap: wrap;
}

.modal-actions-subgroup {
  display: flex;
  gap: 10px;
  flex: 2;
  min-width: 0;
}

@media (max-width: 640px) {
  .modal-actions {
    flex-direction: column;
    gap: 8px;
    width: 100%;
  }
  .btn-modal-cart {
    width: 100% !important;
    justify-content: center;
    padding: 12px 14px;
    font-size: 0.92rem;
  }
  .modal-actions-subgroup {
    display: flex;
    gap: 8px;
    width: 100%;
  }
  .btn-modal-zalo,
  .btn-modal-call {
    flex: 1;
    min-width: 0;
    padding: 11px 6px;
    font-size: 0.8rem;
    justify-content: center;
    gap: 5px;
  }
  .btn-modal-share {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
  }
}

.btn-modal-zalo {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  background: #0068ff;
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 700;
  transition: opacity 0.2s;
}

.btn-modal-call {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  background: var(--imou-orange);
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 700;
}

.btn-modal-share {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  border-radius: var(--radius-sm);
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  color: #475569;
  cursor: pointer;
}

/* Mobile Responsive */
@media (max-width: 991px) {
  .quick-pills-bar {
    top: 60px;
  }

  .nav-menu.open,
  .nav-menu.active {
    transform: translateY(0) !important;
    display: flex !important;
    visibility: visible !important;
  }

  .catalog-layout {
    grid-template-columns: 1fr;
  }
  
  .catalog-sidebar {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 300px;
    z-index: 1001;
    border-radius: 0;
    max-height: 100vh;
  }

  .catalog-sidebar.mobile-open {
    display: block;
  }

  .sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    display: none;
  }

  .sidebar-backdrop.active {
    display: block;
  }

  .mobile-filter-btn {
    display: inline-flex;
  }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .modal-grid {
    grid-template-columns: minmax(0, 1fr) !important;
    padding: 18px 14px;
    gap: 16px;
  }

  .modal-details,
  .modal-gallery-box {
    min-width: 0;
    max-width: 100%;
    overflow-x: hidden;
  }

  .modal-tabs-nav {
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding: 4px;
    gap: 4px;
  }

  .modal-tabs-nav::-webkit-scrollbar {
    display: none;
  }

  .modal-tab-btn {
    flex-shrink: 0;
    padding: 8px 10px;
    font-size: 0.76rem;
    white-space: nowrap;
  }
}

@media (max-width: 576px) {
  .catalog-hero-title {
    font-size: 1.65rem;
  }
  
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .pro-card-body {
    padding: 12px 10px;
  }

  .pro-card-title {
    font-size: 0.84rem;
    height: 2.6em;
  }

  .pro-retail-price {
    font-size: 1.05rem;
  }

  .pro-old-price {
    font-size: 0.75rem;
  }

  .pro-features-list {
    display: none;
  }

  .btn-card-order {
    padding: 8px 10px;
    font-size: 0.75rem;
  }
}

/* ==========================================================================
   QUOTE CART (GIỎ BÁO GIÁ) & FLOATING BUTTON & MOBILE BOTTOM NAV
   ========================================================================== */

/* Product Card Cart Button */
.btn-card-cart {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: rgba(30, 41, 59, 0.9);
  color: #f1f5f9;
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-card-cart:hover {
  background: #0084ff;
  border-color: #0084ff;
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 132, 255, 0.35);
}

.btn-card-cart.added {
  background: #16a34a;
  border-color: #16a34a;
  color: #fff;
}

/* Modal Cart Button */
.btn-modal-cart {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, #0084ff 0%, #0056b3 100%);
  color: #ffffff;
  border: none;
  padding: 13px 20px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: 0 4px 15px rgba(0, 132, 255, 0.3);
}

.btn-modal-cart:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 132, 255, 0.45);
  background: linear-gradient(135deg, #0094ff 0%, #0066cc 100%);
}

.btn-modal-cart.added {
  background: #16a34a !important;
  box-shadow: 0 4px 15px rgba(22, 163, 74, 0.35);
}

/* Floating Cart Button */
.cart-float-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 990;
  display: flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #0084ff 0%, #0052cc 100%);
  color: #ffffff;
  border: none;
  padding: 12px 20px;
  border-radius: 50px;
  box-shadow: 0 8px 25px rgba(0, 132, 255, 0.45), 0 0 0 1px rgba(255, 255, 255, 0.2) inset;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  font-family: inherit;
  font-weight: 700;
  font-size: 0.88rem;
}

.cart-float-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 12px 30px rgba(0, 132, 255, 0.6);
}

.cart-float-btn.bounce {
  animation: cartBtnBounce 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes cartBtnBounce {
  0% { transform: scale(1); }
  40% { transform: scale(1.22); }
  70% { transform: scale(0.92); }
  100% { transform: scale(1); }
}

.cart-float-badge {
  background: #ef4444;
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 800;
  min-width: 22px;
  height: 22px;
  line-height: 22px;
  text-align: center;
  border-radius: 11px;
  padding: 0 6px;
  border: 2px solid #ffffff;
  display: inline-block;
}

/* Cart Drawer Backdrop */
.cart-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 20, 0.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.cart-drawer-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

/* Cart Drawer Panel */
.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 440px;
  max-width: 92vw;
  background: #0d1527;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.5);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.cart-drawer.open {
  transform: translateX(0);
}

.cart-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(15, 23, 42, 0.8);
}

.cart-drawer-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
}

.cart-drawer-close {
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: #94a3b8;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.cart-drawer-close:hover {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

/* Cart Items List */
.cart-items-list {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.cart-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  transition: all 0.2s ease;
}

.cart-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(0, 132, 255, 0.3);
}

.cart-item-img {
  width: 56px;
  height: 56px;
  border-radius: 8px;
  object-fit: cover;
  background: #ffffff;
  padding: 4px;
  flex-shrink: 0;
}

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

.cart-item-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: #f1f5f9;
  margin: 0 0 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cart-item-price {
  font-size: 0.88rem;
  font-weight: 700;
  color: #4ade80;
}

.cart-item-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
}

.cart-qty-btn {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: #f1f5f9;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s ease;
}

.cart-qty-btn:hover {
  background: #0084ff;
  color: #ffffff;
}

.cart-qty-num {
  font-size: 0.85rem;
  font-weight: 700;
  color: #ffffff;
  min-width: 20px;
  text-align: center;
}

.cart-remove-btn {
  background: transparent;
  border: none;
  color: #64748b;
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
  transition: color 0.15s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cart-remove-btn:hover {
  color: #ef4444;
}

/* Cart Empty State */
.cart-empty {
  text-align: center;
  padding: 48px 20px;
  color: #94a3b8;
}

.cart-empty-icon {
  font-size: 3rem;
  margin-bottom: 12px;
  opacity: 0.6;
}

/* Cart Footer */
.cart-drawer-footer {
  padding: 18px 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(15, 23, 42, 0.9);
}

.cart-total-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.cart-total-label {
  font-size: 0.95rem;
  color: #cbd5e1;
  font-weight: 600;
}

.cart-total-price {
  font-size: 1.3rem;
  font-weight: 800;
  color: #4ade80;
}

.cart-footer-note {
  font-size: 0.75rem;
  color: #94a3b8;
  margin-bottom: 14px;
  line-height: 1.4;
}

.cart-footer-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cart-btn-zalo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, #0084ff 0%, #0056b3 100%);
  color: #ffffff;
  border: none;
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: 0 4px 15px rgba(0, 132, 255, 0.35);
  text-decoration: none;
}

.cart-btn-zalo:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 132, 255, 0.5);
}

.cart-btn-sub-actions {
  display: flex;
  gap: 8px;
}

.cart-btn-copy, .cart-btn-clear {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #cbd5e1;
  padding: 9px 12px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.cart-btn-copy:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.cart-btn-clear:hover {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.3);
  color: #ef4444;
}

@media (max-width: 768px) {
  .cart-float-btn {
    bottom: 74px;
    right: 14px;
    padding: 10px 14px;
  }

  .cart-float-label {
    display: none;
  }
}