.cart-popup-overlay {
  position: fixed;
  inset: 0;
  z-index: 10001;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  background: rgba(0, 0, 0, 0.45);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.cart-popup-overlay.open {
  opacity: 1;
  visibility: visible;
}

.cart-popup {
  position: relative;
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
  background: #ffffff;
  border-radius: 20px;
  padding: 0;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.2), 0 8px 20px rgba(0, 0, 0, 0.08);
  transform: scale(0.9) translateY(20px);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.35s ease;
}
.cart-popup-overlay.open .cart-popup {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.cart-popup-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border: none;
  background: #f3f4f6;
  border-radius: 50%;
  font-size: 20px;
  line-height: 1;
  color: #4b5563;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, transform 0.2s;
  z-index: 2;
}
.cart-popup-close:hover,
.cart-popup-close:focus-visible {
  background: #e5e7eb;
  transform: rotate(90deg);
}

.cart-popup-success {
  text-align: center;
  padding: 32px 32px 0;
}
.cart-popup-checkmark {
  width: 56px;
  height: 56px;
  margin: 0 auto 12px;
  background: #10b981;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: cartPopCheckIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) both;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}
.cart-popup-checkmark svg {
  width: 28px;
  height: 28px;
  stroke: #fff;
  stroke-width: 3;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}
@keyframes cartPopCheckIn {
  0% { transform: scale(0); opacity: 0; }
  60% { transform: scale(1.2); }
  100% { transform: scale(1); opacity: 1; }
}

.cart-popup-success p {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: #10b981;
  margin: 0;
  letter-spacing: 0.01em;
}

.cart-popup-product {
  display: flex;
  gap: 16px;
  padding: 20px 32px;
  align-items: center;
  border-bottom: 1px solid #f3f4f6;
}
.cart-popup-product-image {
  width: 72px;
  height: 72px;
  border-radius: 12px;
  object-fit: cover;
  flex-shrink: 0;
  background: #f9fafb;
}
.cart-popup-product-image-fallback {
  width: 72px;
  height: 72px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  flex-shrink: 0;
}
.cart-popup-product-info {
  flex: 1;
  min-width: 0;
}
.cart-popup-product-info h4 {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: #111827;
  margin: 0 0 4px;
  line-height: 1.3;
}
.cart-popup-product-variant {
  font-size: 0.8rem;
  color: #6b7280;
  margin: 0 0 2px;
}
.cart-popup-product-meta {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}
.cart-popup-product-price {
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: #111827;
  margin: 0;
}
.cart-popup-product-qty {
  font-size: 0.8rem;
  color: #6b7280;
  margin: 0;
}

.cart-popup-actions {
  display: flex;
  gap: 12px;
  padding: 12px 32px;
}
.cart-popup-btn {
  flex: 1;
  padding: 14px 20px;
  border: none;
  border-radius: 12px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.cart-popup-btn:focus-visible {
  outline: 3px solid #6366f1;
  outline-offset: 2px;
}
.cart-popup-btn-secondary {
  background: #f3f4f6;
  color: #374151;
}
.cart-popup-btn-secondary:hover {
  background: #e5e7eb;
}
.cart-popup-btn-primary {
  background: #f59e0b;
  color: #fff;
}
.cart-popup-btn-primary:hover {
  background: #d97706;
}

.cart-popup-recommendations {
  padding: 20px 32px 24px;
}
.cart-popup-recommendations h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: #6b7280;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 14px;
}
.cart-popup-rec-scroll {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 8px;
  scrollbar-width: thin;
  scrollbar-color: #d1d5db transparent;
}
.cart-popup-rec-scroll::-webkit-scrollbar {
  height: 4px;
}
.cart-popup-rec-scroll::-webkit-scrollbar-track {
  background: transparent;
}
.cart-popup-rec-scroll::-webkit-scrollbar-thumb {
  background: #d1d5db;
  border-radius: 4px;
}

.cart-popup-rec-link {
  text-decoration: none;
  color: inherit;
  display: block;
}
.cart-popup-rec-card {
  flex: 0 0 160px;
  scroll-snap-align: start;
  background: #f9fafb;
  border-radius: 14px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s;
}
.cart-popup-rec-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}
.cart-popup-rec-card img {
  width: 100%;
  height: 120px;
  object-fit: contain;
  border-radius: 10px;
  margin-bottom: 8px;
  background: #fff;
}
.cart-popup-rec-card-name {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.78rem;
  font-weight: 500;
  color: #111827;
  margin: 0 0 4px;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.cart-popup-rec-card-price {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: #111827;
  margin: 0 0 8px;
}
.cart-popup-rec-card-btn {
  width: 100%;
  padding: 8px;
  border: none;
  border-radius: 8px;
  background: #2D5A3D;
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: auto;
}
.cart-popup-rec-card-btn:hover {
  background: #1e3f2a;
}
.cart-popup-rec-card-btn:disabled {
  background: #d1d5db;
  cursor: not-allowed;
}
.cart-popup-rec-card-btn.added {
  background: #10b981;
}

.cart-popup-summary {
  padding: 12px 32px 24px;
  text-align: center;
}
.cart-popup-summary p {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.8rem;
  color: #6b7280;
  margin: 0;
}
.cart-popup-summary strong {
  color: #111827;
}

@media (min-width: 640px) {
  .cart-popup-rec-scroll {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    overflow-x: visible;
  }
  .cart-popup-rec-card {
    flex: none;
  }
}

@media (max-width: 480px) {
  .cart-popup {
    max-width: 100%;
    border-radius: 16px;
  }
  .cart-popup-success {
    padding: 24px 20px 0;
  }
  .cart-popup-product {
    padding: 16px 20px;
  }
  .cart-popup-actions {
    flex-direction: column;
    padding: 8px 20px;
  }
  .cart-popup-recommendations {
    padding: 16px 20px 20px;
  }
  .cart-popup-summary {
    padding: 8px 20px 20px;
  }
}