@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap");

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Inter", sans-serif;
  background-color: #f5f5f5;
  color: #333;
  line-height: 1.6;
}

.bundle-builder {
  min-height: 100vh;
  padding: 2rem 0;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Screen reader only content */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Header styles matching reference */
.header {
  text-align: center;
  margin-bottom: 3rem;
}

.header h1 {
  font-size: 2.5rem;
  font-weight: 600;
  color: #333;
  margin-bottom: 0.5rem;
}

.header p {
  font-size: 1.125rem;
  color: #666;
  max-width: 600px;
  margin: 0 auto;
}

/* Main Content Layout - matching reference */
.main-content {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: 4rem;
  align-items: start;
}

/* Products section */
.products-section {
  width: 100%;
}

/* Products Grid - 2x3 layout like reference */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 100%;
}

.product-card {
  background: white;
  border-radius: 0;
  padding: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  border: none;
  overflow: hidden;
}

.product-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.product-card.selected {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

/* Product images matching reference */
.product-image {
  margin-bottom: 0;
  border-radius: 0;
  overflow: hidden;
  aspect-ratio: 1;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.product-info {
  padding: 1.5rem;
}

.product-info h3 {
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: #333;
}

.product-price {
  font-size: 1rem;
  font-weight: 500;
  color: #333;
  margin-bottom: 1rem;
}

/* Buttons matching reference design */
.add-to-bundle-btn {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid #ddd;
  background: white;
  color: #333;
  border-radius: 0;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  font-size: 0.9rem;
}

.add-to-bundle-btn:hover {
  background: #f8f8f8;
}

.add-to-bundle-btn.added {
  background: #333;
  border-color: #333;
  color: white;
}

.add-to-bundle-btn.added:hover {
  background: #222;
  border-color: #222;
}

.btn-added {
  display: none;
}

.add-to-bundle-btn.added .btn-text {
  display: none;
}

.add-to-bundle-btn.added .btn-added {
  display: inline;
}

/* Bundle sidebar matching reference */
.bundle-sidebar {
  position: sticky;
  top: 2rem;
  background: white;
  border-radius: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  border: 1px solid #eee;
}

.sidebar-content {
  padding: 2rem;
}

/* Bundle header */
.bundle-header {
  margin-bottom: 2rem;
}

.bundle-header h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #333;
}

/* Progress container */
.progress-container {
  margin-bottom: 0;
}

.progress-container p {
  font-size: 0.9rem;
  color: #666;
  margin: 0;
}

/* Hide the progress bar to match reference */
.progress-bar[role="progressbar"] {
  display: none;
}

.progress-text {
  display: none;
}

/* Selected Products matching reference */
.selected-products {
  margin-bottom: 2rem;
  min-height: auto;
}

.empty-state {
  display: none;
}

.selected-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid #eee;
}

.selected-item:first-child {
  padding-top: 0;
}

.selected-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.selected-item img {
  width: 60px;
  height: 60px;
  object-fit: cover;
  object-position: center top;
  border-radius: 0;
}

.selected-item-info {
  flex: 1;
}

.selected-item-name {
  font-weight: 500;
  color: #333;
  margin-bottom: 0.25rem;
  font-size: 0.9rem;
}

.selected-item-price {
  color: #333;
  font-weight: 500;
  font-size: 0.9rem;
}

/* Quantity controls matching reference */
.quantity-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.quantity-btn {
  width: 24px;
  height: 24px;
  border: 1px solid #ddd;
  background: white;
  color: #333;
  border-radius: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
}

.quantity-btn:hover {
  background: #f8f8f8;
}

.quantity-display {
  min-width: 20px;
  text-align: center;
  font-size: 0.9rem;
}

.remove-item {
  background: none;
  border: none;
  color: #999;
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 0;
  transition: color 0.2s ease;
  font-size: 1rem;
}

.remove-item:hover {
  color: #666;
}

/* Bundle Summary matching reference */
.bundle-summary {
  border-top: 1px solid #eee;
  padding-top: 1.5rem;
  margin-bottom: 1.5rem;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  font-weight: 500;
  font-size: 0.9rem;
}

.discount-row {
  color: #333;
}

.discount-row span:first-child::before {
  content: "- ";
}

.total-row {
  font-size: 1.1rem;
  font-weight: 600;
  color: #333;
  border-top: 1px solid #eee;
  padding-top: 0.75rem;
  margin-top: 0.75rem;
}

/* Add Bundle Button matching reference */
.add-bundle-btn {
  width: 100%;
  padding: 1rem;
  background: #333;
  color: white;
  border: none;
  border-radius: 0;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-bottom: 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.add-bundle-btn:hover:not(:disabled) {
  background: #222;
}

.add-bundle-btn:disabled {
  background: #ccc;
  cursor: not-allowed;
}

/* Hide bundle savings to match reference */
.bundle-savings {
  display: none !important;
}

/* Responsive Design */
@media (min-width: 1200px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 1200px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1024px) {
  .main-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .bundle-sidebar {
    position: static;
    order: -1;
  }

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

@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }

  .header h1 {
    font-size: 2rem;
  }

  .header p {
    font-size: 1rem;
  }

  .products-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .sidebar-content {
    padding: 1.5rem;
  }

  .main-content {
    gap: 1.5rem;
  }
}

@media (max-width: 480px) {
  .bundle-builder {
    padding: 1rem 0;
  }

  .header {
    margin-bottom: 2rem;
  }

  .header h1 {
    font-size: 1.75rem;
  }

  .sidebar-content {
    padding: 1rem;
  }
}

/* Animation for adding items */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.selected-item {
  animation: slideIn 0.3s ease;
}

/* Focus styles for accessibility */
.add-to-bundle-btn:focus,
.add-bundle-btn:focus {
  outline: 2px solid #333;
  outline-offset: 2px;
}

.product-card:focus-within {
  outline: 2px solid #333;
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .product-card {
    border: 2px solid #000;
  }

  .add-to-bundle-btn {
    border: 2px solid #000;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .product-card,
  .add-to-bundle-btn,
  .selected-item {
    transition: none;
    animation: none;
  }
}