/**
 * BlueCart Cart Page - Premium Enhanced Design
 * Comprehensive shopping cart styles with premium UX enhancements
 */

/* ========================================
   PAGE-SPECIFIC BODY ADJUSTMENTS
   ======================================== */
/* REMOVED: body margin-top - sticky navbar naturally consumes space like homepage */
/* body.cart-page { margin-top: var(--navbar-height); } */

/* ========================================
   ENHANCED CSS VARIABLES FOR CART
   ======================================== */
/* ========================================
   PREMIUM CART PAGE LAYOUT
/* ========================================
   ENHANCED CSS VARIABLES FOR CART
   ======================================== */

/* Enhanced Body Styling */
.cart-page {
  background: var(--gradient-background-light);
  min-height: 100vh;
}

/* Main Content with Enhanced Layout */
.cart-main {
  padding: var(--spacing-12) 0 var(--spacing-20);
  min-height: 80vh;
}

.cart-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-4);
}

/* Premium Cart Content Container */
.cart-content {
  background: var(--bg-primary);
  backdrop-filter: blur(20px);
  border-radius: var(--cart-border-radius);
  padding: var(--spacing-8);
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--slate-200);
  position: relative;
  overflow: hidden;
}

.cart-content::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--bluecart-gradient);
  border-radius: var(--cart-border-radius) var(--cart-border-radius) 0 0;
}

/* New Cart System Container */
.new-cart-system {
  min-height: 400px;
  width: 100%;
}

#cart-page-container {
  width: 100%;
  margin-top: var(--spacing-8);
}

/* ========================================
   PREMIUM CART HEADER
   ======================================== */
.cart-header {
  text-align: center;
  margin-bottom: var(--spacing-8);
  padding: var(--spacing-8) 0;
  position: relative;
}

.cart-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 2px;
  background: var(--bluecart-gradient);
  border-radius: var(--radius-full);
}

.cart-title,
.cart-header h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: var(--spacing-4);
  letter-spacing: -0.02em;
  line-height: 1.1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-3);
  background: var(--bluecart-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
}

.cart-header h1 svg {
  width: 48px;
  height: 48px;
  color: var(--bluecart-primary);
  filter: drop-shadow(0 4px 8px rgba(46, 134, 193, 0.2));
}

.cart-subtitle,
.cart-header .subtitle {
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
  font-weight: 500;
  margin-bottom: var(--spacing-6);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Enhanced Cart Count */
.cart-count {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  background: var(--bluecart-gradient-subtle);
  color: var(--bluecart-primary);
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border: 1px solid rgba(46, 134, 193, 0.2);
}

.cart-actions {
  display: flex;
  gap: var(--spacing-3);
}

.cart-action-btn {
  padding: var(--spacing-2) var(--spacing-4);
  border: 1px solid var(--slate-200);
  background: var(--bg-primary);
  color: var(--text-secondary);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition-fast);
  font-size: var(--font-size-sm);
  text-decoration: none;
}

.cart-action-btn:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

/* ========================================
   CART CONTENT LAYOUT
   ======================================== */
.cart-content {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: var(--spacing-8);
  align-items: start;
}

/* Desktop Table Layout */
.cart-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--spacing-8);
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.cart-table th {
  background: var(--bg-secondary);
  text-align: left;
  padding: var(--spacing-4);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  border-bottom: 2px solid var(--slate-200);
}

.cart-table td {
  padding: var(--spacing-4);
  border-bottom: 1px solid var(--slate-200);
  vertical-align: middle;
}

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

.cart-table tr:hover {
  background: var(--bg-secondary);
}

/* Product Information */
.product-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
}

.product-image {
  width: 80px;
  height: 80px;
  border-radius: var(--border-radius);
  object-fit: cover;
  background: var(--bg-secondary);
}

.product-details h3 {
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-1);
  color: var(--text-primary);
  font-size: var(--font-size-lg);
}

.product-category {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

/* Price Display */
.price {
  font-weight: var(--font-weight-semibold);
  color: var(--bluecart-primary);
  font-size: var(--font-size-lg);
}

/* ========================================
   CART ITEMS SECTION
   ======================================== */
.cart-items-section {
  background: var(--bg-primary);
  border: 1px solid var(--slate-200);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

.cart-items-header {
  background: var(--bg-secondary);
  padding: var(--spacing-4);
  border-bottom: 1px solid var(--slate-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-items-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.cart-items-count {
  background: var(--bluecart-primary);
  .cart-actions {
    display: flex;
    gap: var(--spacing-3);
  }
+
  .cart-action-btn {
    padding: var(--spacing-2) var(--spacing-4);
    border: 1px solid var(--slate-200);
    background: var(--bg-primary);
    color: var(--text-secondary);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: var(--font-size-sm);
    text-decoration: none;
  }
+
.cart-action-btn:hover {
  background: var(--slate-50);
  color: var(--text-primary);
  border-color: var(--bluecart-primary);
  transform: var(--cart-hover-lift);
}

/* ========================================
   PREMIUM CART TABLE
   ======================================== */
.cart-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--spacing-8);
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.cart-table th {
  background: var(--slate-50);
  text-align: left;
  padding: var(--spacing-4);
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 2px solid var(--slate-200);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cart-table td {
  padding: var(--spacing-4);
  border-bottom: 1px solid var(--slate-100);
  vertical-align: middle;
}
}

.cart-item-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--spacing-2);
}

/* ========================================
   PREMIUM CART ITEM DESIGN
   ======================================== */
.cart-item {
  padding: var(--spacing-6);
  border-bottom: 1px solid var(--slate-100);
  display: flex;
  gap: var(--spacing-4);
  align-items: center;
  transition: var(--cart-transition);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-2);
  background: var(--bg-primary);
  position: relative;
}

.cart-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--bluecart-gradient);
  opacity: 0;
  transition: opacity var(--cart-transition);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.cart-item:hover {
  background: var(--slate-50);
  transform: var(--cart-hover-lift);
  box-shadow: var(--shadow-md);
}

.cart-item:hover::before {
  opacity: 1;
}

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

/* Enhanced Cart Item Details */
.cart-item-details {
  flex: 1;
  min-width: 0;
}

.cart-item-name {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-1);
  line-height: 1.3;
  text-decoration: none;
  transition: color var(--cart-transition);
}

.cart-item-name:hover {
  color: var(--bluecart-primary);
}

.cart-item-variant,
.cart-item-description {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2);
  line-height: 1.4;
}

/* Enhanced Meta Information */
.cart-item-meta {
  display: flex;
  gap: var(--spacing-4);
  align-items: center;
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: var(--spacing-2);
}

.cart-item-sku {
  font-family: 'Courier New', monospace;
  background: var(--slate-100);
  padding: var(--spacing-1) var(--spacing-2);
  border-radius: var(--radius-sm);
  font-size: 11px;
}

.cart-item-stock {
  color: var(--bluecart-success);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
}

/* Enhanced Cart Item Status Indicators */
.cart-item-stock.low {
  color: var(--bluecart-warning);
}

.cart-item-stock.out {
  color: var(--bluecart-danger);
}

/* Premium Cart Item Actions */
.cart-item-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
  align-items: flex-end;
}

/* ========================================
   PREMIUM CART ITEM IMAGE
   ======================================== */
.cart-item-image {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  object-fit: cover;
  background: var(--slate-100);
  box-shadow: var(--shadow-sm);
  transition: var(--cart-transition);
}

.cart-item:hover .cart-item-image {
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

/* ========================================
   PREMIUM QUANTITY CONTROLS
   ======================================== */
.cart-quantity,
.cart-quantity-controls,
.quantity-controls {
  display: flex;
  align-items: center;
  border: 2px solid var(--slate-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-primary);
  box-shadow: var(--shadow-sm);
  transition: var(--cart-transition);
}

.cart-quantity:hover,
.cart-quantity-controls:hover,
.quantity-controls:hover {
  border-color: var(--bluecart-primary);
  box-shadow: 0 0 0 3px var(--bluecart-primary-alpha);
}

.cart-quantity-btn,
.quantity-btn {
  background: var(--bg-primary);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: var(--cart-transition);
  color: var(--text-secondary);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.cart-quantity-btn:hover,
.quantity-btn:hover {
  background: var(--bluecart-primary);
  color: var(--text-light);
  transform: scale(1.05);
}

.cart-quantity-btn:disabled,
.quantity-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

/* Enhanced Quantity Input */
.cart-quantity-input,
.quantity-input {
  border: none;
  width: 60px;
  padding: var(--spacing-2) var(--spacing-1);
  text-align: center;
  font-weight: 600;
  background: var(--bg-primary);
  color: var(--text-primary);
  outline: none;
  font-size: var(--font-size-base);
}

.cart-quantity-input:focus,
.quantity-input:focus {
  background: var(--slate-50);
  color: var(--bluecart-primary);
}

/* ========================================
   PREMIUM PRICE DISPLAY
   ======================================== */
.cart-item-price {
  text-align: right;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-1);
}

.cart-item-unit-price {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  text-decoration: line-through;
}

.cart-item-total-price {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--bluecart-primary);
}

.cart-item-savings {
  font-size: var(--font-size-xs);
  color: var(--bluecart-success);
  font-weight: 500;
}

/* ========================================
   PREMIUM CART SUMMARY SECTION
   ======================================== */
.cart-summary {
  background: var(--bg-primary);
  border: 2px solid var(--slate-200);
  border-radius: var(--cart-border-radius);
  padding: var(--spacing-6);
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: var(--spacing-4);
}

.cart-item-total-price {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--bluecart-primary);
}

.cart-item-original-price {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  text-decoration: line-through;
}

/* ========================================
   PREMIUM REMOVE BUTTON
   ======================================== */
.cart-item-remove,
.cart-remove-btn,
.remove-btn {
  background: var(--bg-primary);
  border: 2px solid var(--slate-200);
  color: var(--text-secondary);
  padding: 0;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--cart-transition);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  position: relative;
  overflow: hidden;
}

.cart-item-remove::before,
.cart-remove-btn::before,
.remove-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--bluecart-danger);
  opacity: 0;
  transition: opacity var(--cart-transition);
}

.cart-item-remove:hover,
.cart-remove-btn:hover,
.remove-btn:hover {
  color: var(--text-light);
  border-color: var(--bluecart-danger);
  transform: scale(1.1);
}

.cart-item-remove:hover::before,
.cart-remove-btn:hover::before,
.remove-btn:hover::before {
  opacity: 1;
}

.cart-item-remove svg,
.cart-remove-btn svg,
.remove-btn svg {
  position: relative;
  z-index: 1;
}

/* Enhanced Cart Summary Title */
.cart-summary-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-6);
  text-align: center;
  position: relative;
  padding-bottom: var(--spacing-3);
}

.cart-summary-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--bluecart-gradient);
  border-radius: var(--radius-full);
}

/* ========================================
   PREMIUM CART SUMMARY ROWS
   ======================================== */
.cart-summary-row,
.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-4);
  padding: var(--spacing-3) 0;
  font-size: var(--font-size-base);
  border-bottom: 1px solid var(--slate-100);
}

/* Enhanced Summary Values */
.cart-summary-label,
.summary-row .cart-summary-label {
  color: var(--text-secondary);
  font-weight: 500;
}

.cart-summary-value,
.summary-row .cart-summary-value {
  font-weight: 600;
  color: var(--text-primary);
}

/* Premium Total Section */
.cart-summary-total,
.summary-row.total {
  border-top: 3px solid var(--bluecart-primary);
  padding-top: var(--spacing-4);
  margin-top: var(--spacing-4);
  margin-bottom: var(--spacing-8);
  font-size: var(--font-size-lg);
  background: var(--bluecart-gradient-subtle);
  border-radius: var(--radius-lg);
  padding: var(--spacing-4);
  border-bottom: none;
}

.cart-summary-total .cart-summary-label,
.summary-row.total .cart-summary-label {
  font-weight: 700;
  color: var(--text-primary);
}

.cart-summary-total .cart-summary-value,
.summary-row.total .cart-summary-value {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--bluecart-primary);
}

/* ========================================
   PREMIUM CART ACTIONS & CHECKOUT
   ======================================== */
.cart-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
  margin-top: var(--spacing-8);
}

/* Premium Checkout Button */
.cart-btn,
.cart-checkout-btn {
  padding: var(--spacing-4) var(--spacing-6);
  border-radius: var(--radius-xl);
  font-size: var(--font-size-lg);
  font-weight: 700;
  cursor: pointer;
  transition: var(--cart-transition);
  text-align: center;
  text-decoration: none;
  border: 2px solid transparent;
  display: block;
  width: 100%;
  position: relative;
  overflow: hidden;
}

/* 
  REMOVED: Complex .btn-primary override selector
  Cart page now uses master.css .btn-primary with cart-specific variants
*/

.cart-btn-primary,
.cart-checkout-btn {
  background: var(--bluecart-gradient);
  color: var(--text-light);
  box-shadow: var(--shadow-lg);
}

.cart-btn-primary::before,
.cart-checkout-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--bluecart-primary-dark) 0%, var(--bluecart-primary) 100%);
  opacity: 0;
  transition: opacity var(--cart-transition);
}

.cart-btn-primary:hover,
.cart-checkout-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.cart-btn-primary:hover::before,
.cart-checkout-btn:hover::before {
  opacity: 1;
}

.cart-btn-primary span,
.cart-checkout-btn span {
  position: relative;
  z-index: 1;
}

/* 
  REMOVED: Complex .btn-primary override selectors
  Cart page now uses master.css .btn-primary with cart-specific classes
*/

.cart-page .btn-primary {
  background: var(--gradient-primary);
  color: var(--text-light);
  box-shadow: var(--shadow-md);
}

.cart-btn-primary:hover,
.cart-checkout-btn:hover,
.cart-page .btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.cart-btn-secondary,
.cart-continue-shopping {
  background: var(--bg-primary);
  color: var(--text-primary);
  border-color: var(--slate-200);
}

.cart-btn-secondary:hover,
.cart-continue-shopping:hover {
  background: var(--bg-secondary);
}

.cart-page .btn-primary:active {
  transform: scale(0.98);
}

.cart-page .btn-primary:disabled {
  background: var(--bg-secondary);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* ========================================
   CART PROMOTIONS & PROMO CODES
   ======================================== */
.cart-promotions,
.cart-promo {
  background: var(--bg-secondary);
  border: 1px solid var(--slate-200);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-4);
  margin-bottom: var(--spacing-6);
}

.cart-promotions-title,
.cart-promo-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-3);
}

.cart-promo-input,
.cart-promo-form {
  display: flex;
  gap: var(--spacing-2);
  margin-bottom: var(--spacing-3);
}

.cart-promo-field,
.cart-promo-input {
  flex: 1;
  padding: var(--spacing-2) var(--spacing-3);
  border: 1px solid var(--slate-200);
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
  background: var(--bg-primary);
}

.cart-promo-btn {
  padding: var(--spacing-2) var(--spacing-4);
  background: var(--bluecart-primary);
  color: var(--text-light);
  border: none;
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: var(--transition-fast);
}

.cart-promo-btn:hover {
  background: var(--bluecart-primary-dark);
}

.cart-applied-promos {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
}

.cart-applied-promo {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bluecart-success);
  color: var(--bluecart-success);
  padding: var(--spacing-2);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-sm);
}

.cart-promo-remove {
  background: none;
  border: none;
  color: var(--bluecart-success);
  cursor: pointer;
  font-size: var(--font-size-xs);
  padding: var(--spacing-1);
}

/* ========================================
   WARNING MESSAGES
   ======================================== */
.cart-warning {
  background: linear-gradient(135deg, var(--bluecart-warning) 0%, var(--bluecart-warning) 100%);
  border: 1px solid var(--bluecart-warning);
  border-radius: var(--border-radius);
  padding: var(--spacing-4);
  margin-bottom: var(--spacing-6);
  color: var(--bluecart-warning);
  font-weight: var(--font-weight-medium);
}

.pause-warning {
  background: linear-gradient(135deg, var(--bluecart-danger) 0%, var(--bluecart-danger) 100%);
  border: 1px solid var(--bluecart-danger);
  border-radius: var(--border-radius);
  padding: var(--spacing-4);
  margin-bottom: var(--spacing-6);
  color: var(--bluecart-danger);
  font-weight: var(--font-weight-semibold);
}

/* ========================================
   EMPTY CART STATE
   ======================================== */
.cart-empty,
.empty-cart {
  text-align: center;
  padding: var(--spacing-16) var(--spacing-4);
}

.cart-empty-icon {
  font-size: var(--font-size-6xl);
  color: var(--text-muted);
  margin-bottom: var(--spacing-6);
}

.cart-empty h2,
.empty-cart h2,
.empty-cart h3 {
  font-size: var(--font-size-2xl);
  color: var(--text-primary);
  margin-bottom: var(--spacing-3);
}

.cart-empty p,
.empty-cart p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-8);
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
}

.cart-empty-actions,
.empty-cart-actions {
  display: flex;
  gap: var(--spacing-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ========================================
   CART NOTIFICATIONS & TOASTS
   ======================================== */
.cart-toast {
  position: fixed;
  bottom: var(--spacing-5);
  right: var(--spacing-5);
  padding: var(--spacing-3) var(--spacing-6);
  border-radius: var(--border-radius);
  color: var(--text-light);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-toast);
  opacity: 0;
  transform: translateY(10px);
  transition: var(--transition-fast);
  max-width: 300px;
}

.cart-toast.show {
  opacity: 1;
  transform: translateY(0);
}

.cart-toast.success {
  background: var(--bluecart-success);
  color: var(--text-light);
}

.cart-toast.error {
  background: var(--bluecart-danger);
}

.cart-toast.info {
  background: var(--bluecart-cyan);
}

.cart-toast.warning {
  background: var(--bluecart-warning);
}

/* ========================================
   LOADING STATES
   ======================================== */
.cart-loading {
  opacity: 0.6;
  pointer-events: none;
  position: relative;
}

.cart-loading::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

/* Loading Overlay */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: var(--z-overlay);
  transition: var(--transition-slow);
}

body.loaded .loading-overlay {
  opacity: 0;
  visibility: hidden;
}

.loading-spinner {
  width: 80px;
  height: 80px;
  border: 8px solid rgba(255, 255, 255, 0.3);
  border-left: 8px solid #ffffff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Loading Spinner Animation from cart-additions.css */
@keyframes dash {
  0% {
    stroke-dashoffset: 126;
  }
  50% {
    stroke-dashoffset: 63;
  }
  100% {
    stroke-dashoffset: 0;
  }
}

.spinner-path {
  stroke-dasharray: 126;
  stroke-dashoffset: 0;
  animation: dash 1.5s ease-in-out infinite;
}

/* Body Loading State */
body {
  transition: opacity 0.5s ease-in-out;
}

body.loaded {
  opacity: 1;
}

/* ========================================
   SAVED FOR LATER
   ======================================== */
.cart-saved {
  margin-top: var(--spacing-8);
  padding-top: var(--spacing-8);
  border-top: 2px solid var(--slate-200);
}

.cart-saved-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-6);
}

.cart-saved-items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-4);
}

.cart-saved-item {
  background: var(--bg-primary);
  border: 1px solid var(--slate-200);
  border-radius: var(--border-radius);
  padding: var(--spacing-3);
  transition: var(--transition-fast);
}

.cart-saved-item:hover {
  border-color: var(--bluecart-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.cart-saved-item-image {
  width: 100%;
  height: 120px;
  object-fit: cover;
  border-radius: var(--border-radius-sm);
  margin-bottom: var(--spacing-2);
  background: var(--bg-secondary);
}

.cart-saved-item-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  margin-bottom: var(--spacing-2);
  line-height: var(--line-height-tight);
}

.cart-saved-item-price {
  font-weight: var(--font-weight-semibold);
  color: var(--bluecart-primary);
  margin-bottom: var(--spacing-3);
}

.cart-saved-item-actions {
  display: flex;
  gap: var(--spacing-2);
}

.cart-saved-btn {
  flex: 1;
  padding: var(--spacing-2);
  border: 1px solid var(--slate-200);
  background: var(--bg-primary);
  color: var(--text-primary);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-xs);
  cursor: pointer;
  transition: var(--transition-fast);
  text-align: center;
}

.cart-saved-btn.primary {
  background: var(--bluecart-primary);
  color: var(--text-light);
  border-color: var(--bluecart-primary);
}

.cart-saved-btn:hover {
  background: var(--bg-secondary);
}

.cart-saved-btn.primary:hover {
  background: var(--bluecart-primary-dark);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Large Screens */
@media (max-width: 1100px) {
  .cart-container {
    max-width: 98vw;
    padding: 0 2vw;
  }
  
  .cart-content {
    grid-template-columns: 1fr 320px;
  }
}

@media (max-width: 1024px) {
  .cart-container {
    padding: 0 var(--spacing-4);
    margin: var(--spacing-6) auto;
  }

  .cart-content {
    padding: var(--spacing-8);
    border-radius: var(--border-radius-xl);
  }

  .cart-header h1,
  .cart-title {
    font-size: var(--font-size-3xl);
  }

  .cart-subtitle,
  .cart-header .subtitle {
    font-size: var(--font-size-lg);
  }
  
  .cart-content {
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-6);
  }
  
  .cart-summary {
    position: static;
  }
}

@media (max-width: 900px) {
  .cart-content {
    padding: var(--spacing-8);
  }
  
  .cart-header h1,
  .cart-title {
    font-size: var(--font-size-3xl);
  }
}

@media (max-width: 768px) {
  .cart-container {
    padding: 0 var(--spacing-2);
    margin: var(--spacing-4) auto;
  }

  .cart-content {
    padding: var(--spacing-6);
    border-radius: var(--border-radius-lg);
    grid-template-columns: 1fr;
    gap: var(--spacing-6);
  }

  .cart-header {
    margin-bottom: var(--spacing-8);
    padding-bottom: var(--spacing-6);
  }

  .cart-header h1,
  .cart-title {
    font-size: var(--font-size-2xl);
    flex-direction: column;
    gap: var(--spacing-2);
  }

  .cart-subtitle,
  .cart-header .subtitle {
    font-size: var(--font-size-base);
  }

  /* Hide desktop table, show mobile layout */
  .cart-table {
    display: none;
  }

  .cart-items-mobile {
    display: block;
  }
  
  .cart-summary {
    order: -1;
    position: static;
  }
  
  .cart-item {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-3);
  }
  
  .cart-item-actions {
    flex-direction: row;
    justify-content: space-between;
    width: 100%;
  }
  
  .cart-actions {
    flex-direction: column;
  }
  
  .cart-empty-actions,
  .empty-cart-actions {
    flex-direction: column;
    align-items: center;
  }

  .cart-container .btn-primary:not(#auth-actions .btn-primary):not(.nav-links .btn-primary) {
    padding: var(--spacing-3) var(--spacing-6);
    font-size: var(--font-size-base);
    width: 100%;
    max-width: none;
  }

  .cart-summary {
    padding: var(--spacing-6);
    margin-top: var(--spacing-6);
  }
}

@media (max-width: 700px) {
  .cart-content {
    padding: var(--spacing-6);
    margin: var(--spacing-4);
  }
  
  .cart-header h1,
  .cart-title {
    font-size: var(--font-size-2xl);
  }
  
  .cart-table th,
  .cart-table td {
    padding: var(--spacing-3) var(--spacing-2);
    font-size: var(--font-size-sm);
  }
  
  .cart-actions {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (max-width: 500px) {
  .cart-container {
    padding: 0 var(--spacing-4);
  }
  
  .cart-content {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
  }
}

@media (max-width: 480px) {
  .cart-container {
    padding: 0 var(--spacing-1);
    margin: var(--spacing-3) auto;
  }

  .cart-content {
    padding: var(--spacing-4);
    border-radius: var(--border-radius);
  }

  .cart-header h1,
  .cart-title {
    font-size: var(--font-size-xl);
  }

  .cart-subtitle,
  .cart-header .subtitle {
    font-size: var(--font-size-sm);
  }

  .cart-item-mobile {
    padding: var(--spacing-4);
    margin-bottom: var(--spacing-3);
    border-radius: var(--border-radius);
  }

  .cart-item-info h3 {
    font-size: var(--font-size-base);
  }

  .cart-item-price {
    font-size: var(--font-size-lg);
  }

  .cart-item-image {
    width: 60px;
    height: 60px;
  }

  .cart-quantity-btn,
  .quantity-btn {
    width: 30px;
    height: 30px;
  }

  .cart-quantity-input,
  .quantity-input {
    width: 50px;
    padding: var(--spacing-1);
  }

  .cart-container .btn-primary:not(#auth-actions .btn-primary):not(.nav-links .btn-primary) {
    padding: var(--spacing-3) var(--spacing-5);
    font-size: var(--font-size-sm);
    border-radius: var(--border-radius);
  }

  .cart-summary {
    padding: var(--spacing-4);
    margin-top: var(--spacing-4);
    border-radius: var(--border-radius);
  }

  .cart-summary-row,
  .summary-row {
    font-size: var(--font-size-sm);
  }

  .cart-summary-total,
  .summary-row.total {
    font-size: var(--font-size-base);
  }

  .cart-empty,
  .empty-cart {
    padding: var(--spacing-8) var(--spacing-4);
  }

  .cart-empty h2,
  .empty-cart h2,
  .empty-cart h3 {
    font-size: var(--font-size-xl);
  }
  
  .cart-saved-items {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }
  
  .cart-toast {
    left: var(--spacing-2);
    right: var(--spacing-2);
    bottom: var(--spacing-2);
  }
}

@media (max-width: 360px) {
  .cart-content {
    padding: var(--spacing-3);
  }

  .cart-header h1,
  .cart-title {
    font-size: var(--font-size-lg);
  }

  .cart-item-mobile {
    padding: var(--spacing-3);
  }
  
  .cart-item {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .cart-item-image {
    width: 100%;
    height: 200px;
    margin: 0 auto var(--spacing-3);
  }
  
  .cart-item-controls {
    grid-column: span 1;
    flex-direction: column;
    gap: var(--spacing-3);
  }
  
  .cart-promo-form {
    flex-direction: column;
  }
  
  .cart-empty-actions,
  .empty-cart-actions {
    flex-direction: column;
    align-items: center;
  }
}

/* ========================================
   TOUCH FEEDBACK FOR MOBILE
   ======================================== */
@media (hover: none) and (pointer: coarse) {
  .cart-container .btn-primary:not(#auth-actions .btn-primary):not(.nav-links .btn-primary):hover,
  .cart-btn-secondary:hover {
    transform: none;
    box-shadow: var(--shadow-primary);
  }

  .cart-quantity-btn:hover,
  .quantity-btn:hover {
    transform: none;
  }

  .cart-item-mobile:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }
  
  .cart-saved-item:hover {
    transform: none;
  }
}