/* ========================================
   PROFESSIONAL UI IMPROVEMENTS
   ======================================== */

/* Mobile Menu - Removed - using original simple responsive style */

/* Cart Progress - Enhanced Design */
.cart-progress {
  background: linear-gradient(135deg, rgba(244,114,182,.05), rgba(236,72,153,.05));
  border-radius: 12px;
  padding: 14px 16px;
  border: 1px solid rgba(244,114,182,.1);
}

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

.cart-progress-label {
  color: var(--ink-600);
  font-weight: 500;
}

.cart-progress-text {
  font-weight: 700;
  color: var(--brand-700);
  font-size: 0.9rem;
}

.cart-progress-bar-container {
  width: 100%;
  height: 10px;
  background: rgba(15,23,42,.08);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}

.cart-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--brand-500), var(--brand-600), var(--brand-700));
  border-radius: 999px;
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.cart-progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.4), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* Cart Actions - Premium Buttons */
.cart-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.cart-action-btn {
  flex: 1;
  min-width: 0;
  font-size: 0.9rem;
  padding: 11px 16px;
  border-radius: 11px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  background: rgba(15,23,42,.04);
  color: var(--ink-700);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.cart-action-btn:hover:not(:disabled) {
  background: rgba(15,23,42,.08);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,.1);
}

.cart-action-btn:active:not(:disabled) {
  transform: translateY(0);
}

.cart-action-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Estimated Delivery - Enhanced */
.estimated-delivery {
  margin-top: 14px;
  padding: 12px 16px;
  background: linear-gradient(135deg, rgba(59,130,246,.08), rgba(147,197,253,.08));
  border-radius: 11px;
  text-align: center;
  font-size: 0.875rem;
  color: var(--ink-700);
  border: 1px solid rgba(59,130,246,.15);
  font-weight: 500;
}

/* Search Container - Premium Design */
.search-container {
  position: relative;
  flex: 1;
  max-width: 400px;
}

.search-container .input {
  width: 100%;
  padding: 12px 16px 12px 44px;
  border-radius: 12px;
  border: 1.5px solid rgba(15,23,42,.1);
  background: rgba(255,255,255,0.9);
  transition: all 0.2s ease;
  font-size: 0.95rem;
}

.search-container .input:focus {
  outline: none;
  border-color: var(--brand-500);
  background: rgba(255,255,255,1);
  box-shadow: 0 0 0 4px rgba(244,114,182,.1);
}

.search-container::before {
  content: '🔍';
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.1rem;
  pointer-events: none;
  opacity: 0.5;
}

/* Form Error States - Professional */
.form-error {
  display: none;
  color: #dc2626;
  font-size: 0.875rem;
  margin-top: 8px;
  padding: 10px 12px;
  background: rgba(220,38,38,.08);
  border-left: 3px solid #dc2626;
  border-radius: 8px;
  font-weight: 500;
  animation: slideDown 0.3s ease;
}

.form-success {
  display: none;
  color: #059669;
  font-size: 0.875rem;
  margin-top: 8px;
  padding: 10px 12px;
  background: rgba(5,150,105,.08);
  border-left: 3px solid #059669;
  border-radius: 8px;
  font-weight: 500;
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.input.is-error,
.textarea.is-error,
.select.is-error {
  border-color: #dc2626;
  background: rgba(220,38,38,.04);
}

.input.is-error:focus,
.textarea.is-error:focus,
.select.is-error:focus {
  box-shadow: 0 0 0 4px rgba(220,38,38,.1);
}

/* Skeleton - Smoother Animation */
.skeleton {
  pointer-events: none;
  user-select: none;
  overflow: hidden;
}

.skeleton .product-media {
  background: linear-gradient(90deg, #f1f5f9 0%, #e2e8f0 50%, #f1f5f9 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
}

.skeleton .sk-line {
  background: linear-gradient(90deg, #f1f5f9 0%, #e2e8f0 50%, #f1f5f9 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
}

.skeleton .sk-btn {
  background: linear-gradient(90deg, #f1f5f9 0%, #e2e8f0 50%, #f1f5f9 100%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
}

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

/* Reviews Section - Professional Design */
.product-reviews-section {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 2px solid rgba(15,23,42,.06);
}

.review-summary {
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-stars {
  display: flex;
  gap: 4px;
  align-items: center;
}

.review-item {
  padding: 20px;
  margin-bottom: 20px;
  background: rgba(255,255,255,0.7);
  border-radius: 14px;
  border: 1px solid rgba(15,23,42,.06);
  transition: all 0.2s ease;
}

.review-item:hover {
  background: rgba(255,255,255,0.9);
  box-shadow: 0 4px 16px rgba(0,0,0,.06);
  transform: translateY(-2px);
}

.review-form-container {
  background: rgba(255,255,255,0.9);
  padding: 28px;
  border-radius: 16px;
  border: 1px solid rgba(15,23,42,.08);
  box-shadow: 0 4px 20px rgba(0,0,0,.04);
}

.rating-stars span {
  font-size: 2rem;
  color: #d1d5db;
  cursor: pointer;
  transition: all 0.15s ease;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,.1));
}

.rating-stars span:hover,
.rating-stars span.active {
  color: #fbbf24;
  transform: scale(1.2);
  filter: drop-shadow(0 4px 8px rgba(251,191,36,.4));
}

/* Cart Item - Enhanced */
.cart-item {
  padding: 16px 8px;
  border-bottom: 1px solid rgba(15,23,42,.06);
  transition: background 0.2s ease;
}

.cart-item:hover {
  background: rgba(244,114,182,.03);
}

.qty-btn {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  background: rgba(15,23,42,.06);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--ink-700);
  transition: all 0.2s ease;
}

.qty-btn:hover {
  background: var(--brand-500);
  color: white;
  transform: scale(1.1);
}

.qty-btn:active {
  transform: scale(0.95);
}

.remove-btn {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  background: rgba(220,38,38,.1);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  color: #dc2626;
  transition: all 0.2s ease;
}

.remove-btn:hover {
  background: #dc2626;
  color: white;
  transform: scale(1.1);
}

/* Toast - Premium Design with Playful Effect */
.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  background: linear-gradient(135deg, rgba(236,72,153,.95), rgba(244,114,182,.95));
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border: 1px solid rgba(255,255,255,.2);
  box-shadow: 0 20px 60px rgba(236,72,153,.4), 0 0 0 1px rgba(255,255,255,.1) inset;
  border-radius: 16px;
  padding: 14px 24px;
  z-index: 70;
  color: white;
  font-weight: 600;
  font-size: 0.95rem;
  animation: toastSlideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  max-width: 90%;
  text-align: center;
  letter-spacing: 0.3px;
}

@keyframes toastSlideUp {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

/* Product Card - Enhanced Hover */
/* Product card transitions - smooth and elegant, overridden by smooth-effects.css */
.product-card {
  transition: transform 0.7s cubic-bezier(0.23, 1, 0.32, 1), 
              box-shadow 0.7s cubic-bezier(0.23, 1, 0.32, 1);
}

.product-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 40px rgba(2,6,23,.12);
}

/* No Results - Better Design */
.empty {
  text-align: center;
  color: var(--ink-500);
  padding: 80px 24px;
  font-size: 1.05rem;
  font-weight: 500;
}

/* Loading State - Better Indicator */
.is-loading {
  position: relative;
  pointer-events: none;
}

.is-loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255,255,255,.8);
  backdrop-filter: blur(2px);
  border-radius: inherit;
  z-index: 1;
}

/* ========================================
   PRODUCT DETAIL PAGE ENHANCEMENTS
   ======================================== */
.product-detail {
  padding: clamp(32px, 6vw, 64px) 0;
}

.product-detail .container {
  padding-left: clamp(16px, 5vw, 32px);
  padding-right: clamp(16px, 5vw, 32px);
}

.product-detail-grid {
  display: grid;
  gap: clamp(24px, 6vw, 48px);
  align-items: start;
}

/* Desktop layout: 2 columns (image left, info right) */
@media (min-width: 768px) {
  .product-detail-grid {
    grid-template-columns: 1fr 1fr;
    gap: clamp(32px, 5vw, 64px);
  }
  
  .product-media-section {
    position: sticky;
    top: 20px;
    align-self: start;
  }
}

@media (min-width: 960px) {
  .product-detail-grid {
    grid-template-columns: minmax(400px, 1fr) minmax(400px, 1fr);
    gap: clamp(48px, 6vw, 80px);
  }
}

.product-back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  color: #6b7280;
  text-decoration: none;
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

.product-back-link:hover,
.product-back-link:focus-visible {
  color: #4b5563;
  text-decoration: underline;
  text-decoration-thickness: 2px;
}

.product-detail-title {
  font-size: clamp(1.9rem, 5vw, 2.75rem);
  font-weight: 700;
  color: #222;
  margin: 0 0 12px 0;
  line-height: 1.2;
}

.product-detail-price {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  color: #FF4DA6;
  margin-bottom: 8px;
}

.product-price-note {
  margin: 0 0 20px 0;
  font-size: 0.95rem;
  color: #6b7280;
}

.product-stock-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 24px;
  background: #ecfdf5;
  color: #047857;
}

.product-stock-badge.is-available {
  background: rgba(16, 185, 129, 0.12);
  color: #047857;
}

.product-stock-badge.is-low {
  background: rgba(251, 191, 36, 0.18);
  color: #d97706;
}

.product-stock-badge.is-out {
  background: rgba(239, 68, 68, 0.18);
  color: #dc2626;
}

.product-stock-badge.is-preorder {
  background: rgba(129, 140, 248, 0.16);
  color: #4c1d95;
}

.product-stock-badge .stock-badge-text {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.stock-tooltip {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  color: inherit;
  font-weight: 700;
  font-size: 0.8rem;
  cursor: help;
  transition: transform 0.2s ease, background 0.2s ease;
}

.stock-tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 10px);
  transform: translateX(-50%) translateY(6px);
  background: rgba(17, 24, 39, 0.92);
  color: #fff;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 0.8rem;
  line-height: 1.4;
  width: max(220px, 18vw);
  max-width: 280px;
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.25);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 5;
}

.stock-tooltip::before {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 100%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: rgba(17, 24, 39, 0.92);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.stock-tooltip:hover::after,
.stock-tooltip:hover::before,
.stock-tooltip:focus-visible::after,
.stock-tooltip:focus-visible::before {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.variant-selection {
  margin-bottom: 24px;
}

.variant-group {
  margin-bottom: 20px;
}

.variant-group-label {
  display: block;
  margin-bottom: 12px;
  font-weight: 600;
  color: #374151;
  font-size: 0.95rem;
}

.variant-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.variant-option-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 12px 16px;
  min-width: 56px;
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  background: #fff;
  color: #1f2937;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.variant-option-btn:hover:not(.is-disabled) {
  border-color: #FF66B2;
  box-shadow: 0 8px 20px rgba(255, 102, 178, 0.18);
  transform: translateY(-1px);
}

.variant-option-btn.is-active {
  border-color: #FF66B2;
  background: rgba(255, 102, 178, 0.08);
  color: #FF66B2;
  box-shadow: 0 10px 24px rgba(255, 102, 178, 0.2);
}

.variant-option-btn.is-disabled {
  color: #ccc;
  border-color: #ededed;
  background: #f9fafb;
  cursor: not-allowed;
  opacity: 0.75;
}

.variant-option-btn.is-disabled .color-swatch {
  border-color: #e5e7eb;
  opacity: 0.7;
}

.color-option {
  justify-content: flex-start;
  gap: 10px;
  padding: 10px 18px;
}

.color-swatch {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid #e5e7eb;
  background: var(--swatch-color, #f4f4f4);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.variant-option-btn.is-active .color-swatch {
  border-color: #FF66B2;
  transform: scale(1.06);
}

.color-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: inherit;
}

.product-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.product-actions .btn {
  width: 100%;
  justify-content: center;
  padding: 14px 18px;
  min-height: 48px;
  font-weight: 600;
  font-size: 1rem;
  border-radius: 14px;
  transition: filter 0.2s ease, transform 0.2s ease;
}

.product-actions .btn.is-disabled {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-add-to-cart {
  background: #FFB6C1;
  border: none;
  color: #222;
}

.btn-add-to-cart:hover {
  filter: brightness(0.92);
}

.btn-buy-now {
  background: #FF4DA6;
  border: none;
  color: #fff;
}

.btn-buy-now:hover {
  filter: brightness(0.9);
}

#viewCartBtn.btn-secondary {
  background: #f9fafb;
  border: 2px solid #e5e7eb;
  color: #1f2937;
}

#viewCartBtn.btn-secondary:hover {
  filter: brightness(0.95);
}

.wishlist-btn {
  align-self: flex-start;
  background: transparent;
  border: 2px solid #FF4DA6;
  color: #FF4DA6;
  border-radius: 999px;
  font-weight: 600;
  padding: 10px 18px;
  min-height: 44px;
  cursor: pointer;
  transition: background 0.2s ease, filter 0.2s ease, transform 0.2s ease;
}

.wishlist-btn:hover {
  background: rgba(255, 77, 166, 0.1);
  filter: brightness(0.96);
}

.product-description {
  color: #1f2937;
  line-height: 1.7;
  font-size: 1.05rem;
  margin-bottom: 32px;
}

@media (max-width: 768px) {
  .product-detail-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .product-actions .btn {
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  .product-actions .btn {
    padding: 13px 16px;
    min-height: 46px;
  }

  .variant-option-btn {
    flex: 1 1 calc(50% - 8px);
  }
}