/* ==========================================================
   MULTISTORE E-COMMERCE - Main Stylesheet
   ========================================================== */

/* === CSS Custom Properties === */
:root {
  --ms-primary: #198754;
  --ms-primary-dark: #146c43;
  --ms-primary-light: #20c997;
  --ms-secondary: #6c757d;
  --ms-success: #198754;
  --ms-danger: #dc3545;
  --ms-warning: #ffc107;
  --ms-info: #0dcaf0;
  --ms-light: #f8f9fa;
  --ms-dark: #212529;
  --ms-white: #ffffff;
  --ms-gray-100: #f8f9fa;
  --ms-gray-200: #e9ecef;
  --ms-gray-300: #dee2e6;
  --ms-gray-400: #ced4da;
  --ms-gray-500: #adb5bd;
  --ms-gray-600: #6c757d;
  --ms-gray-700: #495057;
  --ms-gray-800: #343a40;
  --ms-gray-900: #212529;
  --ms-body-bg: #f5f5f5;
  --ms-card-bg: #ffffff;
  --ms-border-color: #e9ecef;
  --ms-shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --ms-shadow: 0 2px 8px rgba(0,0,0,.1);
  --ms-shadow-lg: 0 4px 16px rgba(0,0,0,.12);
  --ms-shadow-hover: 0 6px 20px rgba(0,0,0,.15);
  --ms-radius-sm: 6px;
  --ms-radius: 8px;
  --ms-radius-lg: 12px;
  --ms-radius-xl: 16px;
  --ms-transition: all .25s ease;
  --ms-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --ms-font-sm: .8125rem;
  --ms-font-xs: .75rem;
  --ms-topbar-h: 36px;
  --ms-navbar-h: 60px;
}

/* === Base Styles === */
body {
  font-family: var(--ms-font);
  background: var(--ms-body-bg);
  color: var(--ms-gray-800);
  line-height: 1.6;
  font-size: .875rem;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--ms-transition);
}

a:hover {
  color: var(--ms-primary);
}

img {
  max-width: 100%;
  height: auto;
}

/* === Scrollbar === */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--ms-gray-200); }
::-webkit-scrollbar-thumb { background: var(--ms-gray-400); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--ms-gray-500); }

/* === Top Bar === */
.ms-topbar {
  background: var(--ms-dark);
  color: var(--ms-gray-300);
  font-size: var(--ms-font-xs);
  height: var(--ms-topbar-h);
  line-height: var(--ms-topbar-h);
}

.ms-topbar a {
  color: var(--ms-gray-300);
  font-size: var(--ms-font-xs);
}

.ms-topbar a:hover {
  color: var(--ms-white);
}

.ms-topbar .dropdown-toggle::after {
  display: none;
}

.ms-topbar .dropdown-menu {
  font-size: var(--ms-font-xs);
  min-width: 120px;
  border: none;
  box-shadow: var(--ms-shadow);
  border-radius: var(--ms-radius-sm);
}

.ms-topbar .dropdown-item {
  padding: .35rem .75rem;
  font-size: var(--ms-font-xs);
}

/* === Navbar === */
.ms-navbar {
  background: var(--ms-white);
  box-shadow: var(--ms-shadow-sm);
  padding: .5rem 0;
  z-index: 1030;
}

.ms-navbar-brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--ms-primary) !important;
  display: flex;
  align-items: center;
  gap: .5rem;
}

.ms-navbar-brand i {
  font-size: 1.5rem;
}

/* === Search Bar === */
.ms-search {
  position: relative;
  flex: 1;
  max-width: 560px;
}

.ms-search input {
  border: 2px solid var(--ms-primary);
  border-radius: var(--ms-radius-lg);
  padding: .5rem 3rem .5rem 1rem;
  font-size: .875rem;
  width: 100%;
  transition: var(--ms-transition);
}

.ms-search input:focus {
  box-shadow: 0 0 0 3px rgba(25,135,84,.15);
  border-color: var(--ms-primary);
  outline: none;
}

.ms-search .btn {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  border-radius: 0 var(--ms-radius) var(--ms-radius) 0;
  padding: .4rem .75rem;
}

.ms-search-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--ms-white);
  border: 1px solid var(--ms-border-color);
  border-radius: 0 0 var(--ms-radius) var(--ms-radius);
  box-shadow: var(--ms-shadow-lg);
  z-index: 1050;
  display: none;
  max-height: 400px;
  overflow-y: auto;
}

.ms-search-suggestions.active {
  display: block;
}

.ms-search-suggestions .list-group-item {
  border: none;
  padding: .5rem 1rem;
  font-size: var(--ms-font-sm);
  cursor: pointer;
}

.ms-search-suggestions .list-group-item:hover {
  background: var(--ms-gray-100);
  color: var(--ms-primary);
}

/* === Navbar Actions === */
.ms-nav-actions {
  display: flex;
  align-items: center;
  gap: .25rem;
}

.ms-nav-action {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: .35rem .5rem;
  border-radius: var(--ms-radius);
  color: var(--ms-gray-700);
  font-size: var(--ms-font-xs);
  text-decoration: none;
  transition: var(--ms-transition);
  background: none;
  border: none;
}

.ms-nav-action:hover {
  background: var(--ms-gray-100);
  color: var(--ms-primary);
}

.ms-nav-action i {
  font-size: 1.25rem;
  line-height: 1;
}

.ms-nav-action .badge {
  position: absolute;
  top: 0;
  right: 2px;
  font-size: .625rem;
  padding: .15rem .35rem;
  border-radius: 50%;
  min-width: 16px;
  min-height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* === Category Nav === */
.ms-category-nav {
  background: var(--ms-white);
  border-bottom: 1px solid var(--ms-border-color);
  font-size: var(--ms-font-sm);
}

.ms-category-nav .nav-link {
  color: var(--ms-gray-700);
  padding: .6rem .75rem;
  font-weight: 500;
  white-space: nowrap;
  font-size: var(--ms-font-sm);
}

.ms-category-nav .nav-link:hover,
.ms-category-nav .nav-link.active {
  color: var(--ms-primary);
}

/* === Mega Menu === */
.ms-mega-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--ms-white);
  box-shadow: var(--ms-shadow-lg);
  border-radius: 0 0 var(--ms-radius) var(--ms-radius);
  z-index: 1040;
  padding: 1.25rem;
  display: none;
}

.ms-mega-menu.show {
  display: block;
}

.ms-mega-menu .mega-title {
  font-weight: 700;
  font-size: .8125rem;
  color: var(--ms-gray-900);
  margin-bottom: .5rem;
  text-transform: uppercase;
  letter-spacing: .5px;
}

.ms-mega-menu .mega-link {
  display: block;
  padding: .25rem 0;
  color: var(--ms-gray-600);
  font-size: var(--ms-font-sm);
}

.ms-mega-menu .mega-link:hover {
  color: var(--ms-primary);
}

/* === Sticky Header === */
.ms-sticky-top {
  position: sticky;
  top: 0;
  z-index: 1030;
}

/* === Hero Banner === */
.ms-hero .carousel-item {
  height: 380px;
  overflow: hidden;
}

.ms-hero .carousel-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ms-hero-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem;
  background: linear-gradient(transparent, rgba(0,0,0,.7));
  color: var(--ms-white);
}

/* === Section === */
.ms-section {
  padding: 1.5rem 0;
}

.ms-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.ms-section-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--ms-gray-900);
  margin: 0;
  display: flex;
  align-items: center;
  gap: .5rem;
}

.ms-section-title i {
  color: var(--ms-primary);
}

.ms-section-link {
  font-size: var(--ms-font-sm);
  color: var(--ms-primary);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: .25rem;
}

/* === Promo Banners === */
.ms-promo-banner {
  border-radius: var(--ms-radius-lg);
  overflow: hidden;
  position: relative;
  display: block;
}

.ms-promo-banner img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  transition: transform .3s ease;
}

.ms-promo-banner:hover img {
  transform: scale(1.03);
}

.ms-promo-banner .promo-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: .75rem;
  background: linear-gradient(transparent, rgba(0,0,0,.6));
  color: var(--ms-white);
}

/* === Flash Sale === */
.ms-flash-sale .section-header {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.ms-flash-timer {
  display: flex;
  align-items: center;
  gap: .25rem;
}

.ms-flash-timer span {
  background: var(--ms-danger);
  color: var(--ms-white);
  padding: .2rem .4rem;
  border-radius: 4px;
  font-weight: 700;
  font-size: var(--ms-font-sm);
  min-width: 28px;
  text-align: center;
}

.ms-flash-timer .timer-sep {
  background: none;
  color: var(--ms-danger);
  font-weight: 700;
}

/* === Product Card === */
.ms-product-card {
  background: var(--ms-white);
  border: none;
  border-radius: var(--ms-radius);
  overflow: hidden;
  transition: var(--ms-transition);
  height: 100%;
  position: relative;
}

.ms-product-card:hover {
  box-shadow: var(--ms-shadow-hover);
  transform: translateY(-2px);
}

.ms-product-img {
  position: relative;
  padding-top: 100%;
  overflow: hidden;
  background: var(--ms-gray-100);
}

.ms-product-img img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

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

.ms-product-img .discount-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  background: var(--ms-danger);
  color: var(--ms-white);
  padding: .15rem .5rem;
  border-radius: 4px;
  font-size: var(--ms-font-xs);
  font-weight: 600;
  z-index: 2;
}

.ms-product-img .btn-wishlist {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--ms-white);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--ms-shadow-sm);
  opacity: 0;
  transform: scale(.8);
  transition: var(--ms-transition);
  z-index: 2;
  color: var(--ms-gray-500);
}

.ms-product-card:hover .btn-wishlist {
  opacity: 1;
  transform: scale(1);
}

.ms-product-img .btn-wishlist:hover {
  color: var(--ms-danger);
  background: var(--ms-white);
}

.ms-product-img .btn-wishlist.active {
  color: var(--ms-danger);
}

.ms-product-img .product-actions {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  gap: 2px;
  padding: 6px;
  opacity: 0;
  transform: translateY(10px);
  transition: var(--ms-transition);
}

.ms-product-card:hover .product-actions {
  opacity: 1;
  transform: translateY(0);
}

.ms-product-img .product-actions .btn {
  flex: 1;
  font-size: var(--ms-font-xs);
  padding: .3rem;
  border: none;
  border-radius: 4px;
  font-weight: 500;
}

.ms-product-body {
  padding: .75rem;
}

.ms-product-category {
  font-size: var(--ms-font-xs);
  color: var(--ms-gray-500);
  margin-bottom: .25rem;
}

.ms-product-name {
  font-size: .8125rem;
  font-weight: 500;
  color: var(--ms-gray-800);
  margin-bottom: .25rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
}

.ms-product-name:hover {
  color: var(--ms-primary);
}

.ms-product-store {
  font-size: var(--ms-font-xs);
  color: var(--ms-gray-500);
  margin-bottom: .25rem;
  display: flex;
  align-items: center;
  gap: .25rem;
}

.ms-product-rating {
  display: flex;
  align-items: center;
  gap: .25rem;
  font-size: var(--ms-font-xs);
  margin-bottom: .35rem;
}

.ms-product-rating .stars {
  color: var(--ms-warning);
}

.ms-product-rating .sold {
  color: var(--ms-gray-500);
}

.ms-product-price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .35rem;
  margin-top: auto;
}

.ms-product-price .price {
  font-size: 1rem;
  font-weight: 700;
  color: var(--ms-primary);
}

.ms-product-price .original-price {
  font-size: var(--ms-font-xs);
  color: var(--ms-gray-500);
  text-decoration: line-through;
}

.ms-product-price .discount-pct {
  font-size: var(--ms-font-xs);
  color: var(--ms-danger);
  font-weight: 600;
}

/* === Category Card === */
.ms-category-card {
  text-align: center;
  padding: 1.25rem .75rem;
  background: var(--ms-white);
  border-radius: var(--ms-radius);
  transition: var(--ms-transition);
  text-decoration: none;
  display: block;
}

.ms-category-card:hover {
  box-shadow: var(--ms-shadow);
  transform: translateY(-2px);
  color: var(--ms-primary);
}

.ms-category-card i {
  font-size: 2rem;
  color: var(--ms-primary);
  margin-bottom: .5rem;
}

.ms-category-card .cat-name {
  font-size: var(--ms-font-sm);
  font-weight: 600;
  display: block;
}

/* === Store Card === */
.ms-store-card {
  background: var(--ms-white);
  border-radius: var(--ms-radius);
  overflow: hidden;
  transition: var(--ms-transition);
  text-decoration: none;
  display: block;
}

.ms-store-card:hover {
  box-shadow: var(--ms-shadow-hover);
  transform: translateY(-2px);
  color: inherit;
}

.ms-store-cover {
  height: 100px;
  background: linear-gradient(135deg, var(--ms-primary), var(--ms-primary-light));
  position: relative;
}

.ms-store-logo {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 2px solid var(--ms-white);
  background: var(--ms-white);
  position: absolute;
  bottom: -25px;
  left: 50%;
  transform: translateX(-50%);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ms-store-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ms-store-info {
  padding: 2rem .75rem .75rem;
  text-align: center;
}

.ms-store-name {
  font-weight: 600;
  font-size: .875rem;
  margin-bottom: .25rem;
}

.ms-store-meta {
  font-size: var(--ms-font-xs);
  color: var(--ms-gray-500);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
}

/* === Breadcrumb === */
.ms-breadcrumb {
  padding: .75rem 0;
}

.ms-breadcrumb .breadcrumb {
  margin: 0;
  font-size: var(--ms-font-sm);
  background: none;
}

.ms-breadcrumb .breadcrumb-item a {
  color: var(--ms-gray-500);
}

.ms-breadcrumb .breadcrumb-item.active {
  color: var(--ms-gray-700);
}

/* === Pagination === */
.ms-pagination .page-link {
  color: var(--ms-gray-700);
  font-size: var(--ms-font-sm);
  border-color: var(--ms-border-color);
  padding: .35rem .65rem;
}

.ms-pagination .page-item.active .page-link {
  background-color: var(--ms-primary);
  border-color: var(--ms-primary);
}

/* === Newsletter === */
.ms-newsletter {
  background: linear-gradient(135deg, var(--ms-primary), var(--ms-primary-dark));
  color: var(--ms-white);
  border-radius: var(--ms-radius-lg);
  padding: 2.5rem;
}

.ms-newsletter h4 {
  font-weight: 700;
  margin-bottom: .25rem;
}

.ms-newsletter .input-group {
  max-width: 400px;
}

.ms-newsletter .form-control {
  border-radius: var(--ms-radius-lg) 0 0 var(--ms-radius-lg);
  border: none;
  padding: .6rem 1rem;
}

.ms-newsletter .btn {
  border-radius: 0 var(--ms-radius-lg) var(--ms-radius-lg) 0;
}

/* === Footer === */
.ms-footer {
  background: var(--ms-dark);
  color: var(--ms-gray-400);
  padding-top: 3rem;
}

.ms-footer h6 {
  color: var(--ms-white);
  font-weight: 700;
  margin-bottom: 1rem;
  font-size: .9375rem;
}

.ms-footer a {
  color: var(--ms-gray-400);
  font-size: var(--ms-font-sm);
  display: block;
  padding: .2rem 0;
}

.ms-footer a:hover {
  color: var(--ms-white);
}

.ms-footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 1rem 0;
  margin-top: 2rem;
}

.ms-footer .social-icons a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  color: var(--ms-gray-300);
  font-size: 1rem;
  transition: var(--ms-transition);
}

.ms-footer .social-icons a:hover {
  background: var(--ms-primary);
  color: var(--ms-white);
}

/* === Product Detail === */
.ms-gallery-thumb {
  width: 60px;
  height: 60px;
  border: 2px solid var(--ms-border-color);
  border-radius: var(--ms-radius-sm);
  overflow: hidden;
  cursor: pointer;
  transition: var(--ms-transition);
}

.ms-gallery-thumb.active,
.ms-gallery-thumb:hover {
  border-color: var(--ms-primary);
}

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

.ms-main-image {
  border: 1px solid var(--ms-border-color);
  border-radius: var(--ms-radius);
  overflow: hidden;
  background: var(--ms-white);
  position: relative;
}

.ms-main-image img {
  width: 100%;
  cursor: zoom-in;
}

.ms-variant-btn {
  padding: .35rem .75rem;
  border: 1px solid var(--ms-border-color);
  border-radius: var(--ms-radius-sm);
  background: var(--ms-white);
  font-size: var(--ms-font-sm);
  cursor: pointer;
  transition: var(--ms-transition);
}

.ms-variant-btn:hover,
.ms-variant-btn.active {
  border-color: var(--ms-primary);
  color: var(--ms-primary);
  background: rgba(25,135,84,.05);
}

.ms-qty-input {
  display: flex;
  align-items: center;
  border: 1px solid var(--ms-border-color);
  border-radius: var(--ms-radius-sm);
  overflow: hidden;
  width: fit-content;
}

.ms-qty-input .btn {
  width: 36px;
  height: 36px;
  border: none;
  background: var(--ms-gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.ms-qty-input input {
  width: 50px;
  text-align: center;
  border: none;
  border-left: 1px solid var(--ms-border-color);
  border-right: 1px solid var(--ms-border-color);
  font-size: .875rem;
  font-weight: 600;
  padding: .35rem;
}

.ms-qty-input input:focus {
  outline: none;
}

/* === Store Info Sidebar === */
.ms-store-sidebar {
  background: var(--ms-white);
  border-radius: var(--ms-radius);
  border: 1px solid var(--ms-border-color);
  padding: 1.25rem;
}

.ms-store-sidebar .store-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--ms-gray-200);
  overflow: hidden;
  margin: 0 auto .75rem;
}

.ms-store-sidebar .store-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* === Cart === */
.ms-cart-item {
  display: flex;
  align-items: center;
  padding: 1rem;
  border-bottom: 1px solid var(--ms-border-color);
  gap: 1rem;
}

.ms-cart-item:last-child {
  border-bottom: none;
}

.ms-cart-item .item-img {
  width: 80px;
  height: 80px;
  border-radius: var(--ms-radius-sm);
  overflow: hidden;
  flex-shrink: 0;
}

.ms-cart-item .item-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* === Checkout === */
.ms-checkout-section {
  background: var(--ms-white);
  border-radius: var(--ms-radius);
  border: 1px solid var(--ms-border-color);
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.ms-checkout-section h6 {
  font-weight: 700;
  margin-bottom: 1rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--ms-border-color);
}

/* === Order Timeline === */
.ms-order-timeline {
  position: relative;
  padding-left: 2rem;
}

.ms-order-timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--ms-gray-300);
}

.ms-order-timeline .timeline-item {
  position: relative;
  padding-bottom: 1.5rem;
}

.ms-order-timeline .timeline-item::before {
  content: '';
  position: absolute;
  left: -2rem;
  top: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--ms-white);
  border: 2px solid var(--ms-gray-400);
}

.ms-order-timeline .timeline-item.active::before {
  background: var(--ms-primary);
  border-color: var(--ms-primary);
}

/* === Profile === */
.ms-profile-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--ms-primary);
  margin: 0 auto;
}

.ms-profile-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ms-summary-card {
  background: var(--ms-white);
  border-radius: var(--ms-radius);
  padding: 1.25rem;
  text-align: center;
  transition: var(--ms-transition);
  border: 1px solid var(--ms-border-color);
}

.ms-summary-card:hover {
  box-shadow: var(--ms-shadow);
}

.ms-summary-card .summary-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto .75rem;
  font-size: 1.25rem;
}

.ms-summary-card .summary-count {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ms-gray-900);
}

.ms-summary-card .summary-label {
  font-size: var(--ms-font-sm);
  color: var(--ms-gray-500);
}

/* === Auth Pages === */
.ms-auth-wrapper {
  min-height: calc(100vh - 120px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 0;
}

.ms-auth-card {
  background: var(--ms-white);
  border-radius: var(--ms-radius-lg);
  box-shadow: var(--ms-shadow-lg);
  width: 100%;
  max-width: 440px;
  padding: 2.5rem;
}

.ms-auth-card .auth-logo {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--ms-primary);
  text-align: center;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
}

.ms-auth-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1.25rem 0;
  font-size: var(--ms-font-sm);
  color: var(--ms-gray-500);
}

.ms-auth-divider::before,
.ms-auth-divider::after {
  content: '';
  flex: 1;
  border-top: 1px solid var(--ms-border-color);
}

/* === Buttons === */
.btn-ms-primary {
  background: var(--ms-primary);
  color: var(--ms-white);
  border: none;
  border-radius: var(--ms-radius);
  padding: .5rem 1.25rem;
  font-weight: 600;
  font-size: .875rem;
  transition: var(--ms-transition);
}

.btn-ms-primary:hover {
  background: var(--ms-primary-dark);
  color: var(--ms-white);
  box-shadow: var(--ms-shadow);
}

.btn-ms-outline {
  border: 1px solid var(--ms-primary);
  color: var(--ms-primary);
  border-radius: var(--ms-radius);
  padding: .5rem 1.25rem;
  font-weight: 600;
  font-size: .875rem;
  background: transparent;
  transition: var(--ms-transition);
}

.btn-ms-outline:hover {
  background: var(--ms-primary);
  color: var(--ms-white);
}

.btn-buy-now {
  background: var(--ms-warning);
  color: var(--ms-dark);
  border: none;
  border-radius: var(--ms-radius);
  padding: .5rem 1.25rem;
  font-weight: 600;
  font-size: .875rem;
}

.btn-buy-now:hover {
  background: #e0a800;
  color: var(--ms-dark);
}

/* === Cards === */
.ms-card {
  background: var(--ms-white);
  border: 1px solid var(--ms-border-color);
  border-radius: var(--ms-radius);
  overflow: hidden;
  transition: var(--ms-transition);
}

.ms-card:hover {
  box-shadow: var(--ms-shadow);
}

.ms-card-header {
  padding: .75rem 1rem;
  border-bottom: 1px solid var(--ms-border-color);
  font-weight: 600;
  font-size: .875rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ms-card-body {
  padding: 1rem;
}

/* === Tab === */
.ms-tab .nav-link {
  color: var(--ms-gray-600);
  font-weight: 500;
  font-size: .875rem;
  border: none;
  border-bottom: 2px solid transparent;
  padding: .65rem 1rem;
}

.ms-tab .nav-link.active {
  color: var(--ms-primary);
  border-bottom-color: var(--ms-primary);
  background: none;
}

/* === Filter Sidebar === */
.ms-filter-group {
  background: var(--ms-white);
  border-radius: var(--ms-radius);
  border: 1px solid var(--ms-border-color);
  overflow: hidden;
}

.ms-filter-group .filter-header {
  padding: .75rem 1rem;
  font-weight: 600;
  font-size: .875rem;
  background: var(--ms-gray-100);
  border-bottom: 1px solid var(--ms-border-color);
}

.ms-filter-group .filter-body {
  padding: .75rem 1rem;
}

/* === Chat Widget === */
.ms-chat-widget {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 1055;
}

.ms-chat-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--ms-primary);
  color: var(--ms-white);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: var(--ms-shadow-lg);
  cursor: pointer;
  transition: var(--ms-transition);
}

.ms-chat-btn:hover {
  background: var(--ms-primary-dark);
  transform: scale(1.05);
}

/* === Back to Top === */
.ms-back-to-top {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--ms-white);
  color: var(--ms-primary);
  border: 1px solid var(--ms-border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--ms-shadow);
  opacity: 0;
  visibility: hidden;
  transition: var(--ms-transition);
  z-index: 1045;
  cursor: pointer;
}

.ms-back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.ms-back-to-top:hover {
  background: var(--ms-primary);
  color: var(--ms-white);
}

/* === Badges === */
.ms-badge-success {
  background: rgba(25,135,84,.1);
  color: var(--ms-primary);
  font-size: var(--ms-font-xs);
  padding: .2rem .5rem;
  border-radius: var(--ms-radius-sm);
}

.ms-badge-warning {
  background: rgba(255,193,7,.15);
  color: #cc8400;
  font-size: var(--ms-font-xs);
  padding: .2rem .5rem;
  border-radius: var(--ms-radius-sm);
}

.ms-badge-danger {
  background: rgba(220,53,69,.1);
  color: var(--ms-danger);
  font-size: var(--ms-font-xs);
  padding: .2rem .5rem;
  border-radius: var(--ms-radius-sm);
}

/* === Toast === */
.ms-toast {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 9999;
}

/* === Loading Spinner === */
.ms-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 0;
}

/* === Empty State === */
.ms-empty-state {
  text-align: center;
  padding: 3rem 1rem;
}

.ms-empty-state i {
  font-size: 3rem;
  color: var(--ms-gray-400);
  margin-bottom: 1rem;
}

.ms-empty-state h5 {
  color: var(--ms-gray-600);
  font-weight: 600;
}

/* === Overlay === */
.ms-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.4);
  z-index: 1040;
  opacity: 0;
  visibility: hidden;
  transition: var(--ms-transition);
}

.ms-overlay.show {
  opacity: 1;
  visibility: visible;
}

/* === Skeleton Loading === */
@keyframes ms-shimmer {
  0% { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}

.ms-skeleton {
  background: linear-gradient(90deg, var(--ms-gray-200) 25%, var(--ms-gray-100) 50%, var(--ms-gray-200) 75%);
  background-size: 800px 100%;
  animation: ms-shimmer 1.5s infinite;
  border-radius: var(--ms-radius-sm);
}

/* === Animations === */
@keyframes ms-fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.ms-animate-in {
  animation: ms-fadeIn .4s ease forwards;
}

/* === Product List View === */
.ms-product-list .ms-product-card .ms-product-img {
  padding-top: 0;
  width: 120px;
  height: 120px;
  flex-shrink: 0;
}

.ms-product-list .ms-product-card {
  flex-direction: row;
}

/* === Range Slider === */
input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  background: var(--ms-gray-300);
  border-radius: 2px;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--ms-primary);
  cursor: pointer;
}

/* === Offcanvas === */
.offcanvas {
  max-width: 320px;
}

.offcanvas-header {
  border-bottom: 1px solid var(--ms-border-color);
}

.offcanvas-title {
  font-weight: 700;
}

/* === Utility === */
.ms-text-primary { color: var(--ms-primary) !important; }
.ms-bg-primary { background-color: var(--ms-primary) !important; }
.ms-text-muted { color: var(--ms-gray-500) !important; }
.ms-cursor-pointer { cursor: pointer; }
.ms-line-clamp-1 { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.ms-line-clamp-2 { overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }