/* iPhone Deals Finder - UI Component Library */
/* Apple-inspired reusable components with smooth interactions */

/* Button Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-tight);
  text-decoration: none;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition-all);
  user-select: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

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

.btn:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Button variants */
.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn-secondary {
  background-color: var(--color-gray-100);
  color: var(--color-text-primary);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-gray-200);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-dark);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-text-secondary);
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--color-gray-100);
  color: var(--color-text-primary);
}

/* Button sizes */
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-lg);
}

.btn-xl {
  padding: var(--space-5) var(--space-10);
  font-size: var(--font-size-xl);
  border-radius: var(--radius-xl);
}

/* Button with icon */
.btn-icon {
  padding: var(--space-3);
  min-width: auto;
}

.btn-icon.btn-sm {
  padding: var(--space-2);
}

.btn-icon.btn-lg {
  padding: var(--space-4);
}

/* Badge Components */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-2);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  line-height: 1;
  border-radius: var(--radius-base);
  white-space: nowrap;
}

.badge-primary {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.badge-success {
  background-color: #D1FAE5;
  color: #065F46;
}

.badge-warning {
  background-color: #FEF3C7;
  color: #92400E;
}

.badge-error {
  background-color: #FEE2E2;
  color: #991B1B;
}

.badge-gray {
  background-color: var(--color-gray-100);
  color: var(--color-text-secondary);
}

/* Chip Components (for filters) */
.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  background-color: var(--color-gray-100);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition-all);
  user-select: none;
}

.chip:hover {
  background-color: var(--color-gray-200);
  border-color: var(--color-gray-300);
}

.chip.active {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.chip-removable {
  padding-right: var(--space-2);
}

.chip-remove {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: bold;
  cursor: pointer;
}

.chip-remove:hover {
  background-color: rgba(255, 255, 255, 0.3);
}

/* Card Components */
.card {
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-all);
}

.card:hover {
  border-color: var(--color-gray-300);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-header {
  padding: var(--space-5);
  border-bottom: 1px solid var(--color-border-light);
}

.card-body {
  padding: var(--space-5);
}

.card-footer {
  padding: var(--space-5);
  border-top: 1px solid var(--color-border-light);
  background-color: var(--color-background-secondary);
}

/* Deal Card - consolidated styling */
.deal-card {
  display: block;
  background: var(--bg-card, var(--color-background, #fff));
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: 16px;
  overflow: hidden;
  cursor: pointer;
  position: relative;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 4px 12px rgba(13,13,13,0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.deal-card:hover,
.deal-card:focus {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(13,13,13,0.15);
  outline: 2px solid rgba(0,113,227,0.15);
  outline-offset: 2px;
}

.deal-card-image {
  width: 100%;
  background: var(--bg-section, #fafafa);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  padding: 24px;
  aspect-ratio: 4 / 3;
}

.deal-card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.deal-card-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 10;
}

.deal-card-content {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* .deal-card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main, #1d1d1f);
  margin: 0;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
} */

.deal-card-subtitle,
.deal-card-sub {
  font-size: 0.875rem;
  color: var(--color-text-secondary, var(--text-muted, #6e6e73));
  margin: 0;
  line-height: 1.4;
}

.deal-card-price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent, #0071e3);
  margin: 8px 0 0 0;
  line-height: 1.2;
}

.deal-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 12px;
  color: var(--text-muted, #6e6e73);
  font-size: 0.875rem;
}

.deal-card-rating {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.deal-card-actions {
  margin-top: 12px;
  display: flex;
  gap: 8px;
  align-items: center;
}

.deal-card .btn {
  display: inline-block;
  padding: 10px 16px;
  font-size: 0.9375rem;
  border-radius: 10px;
  background: var(--accent, #0071e3);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(0,113,227,0.2);
  transition: all 0.25s ease;
}

.deal-card .btn.view-deal {
  background: linear-gradient(135deg, var(--accent, #0071e3), #005bd6);
}

.deal-card .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0,113,227,0.3);
}

.deal-card-info {
  display: flex;
  gap: 6px;
  margin-top: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.info-item {
  background: var(--accent-soft, rgba(0,113,227,0.1));
  color: var(--accent, #0071e3);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1;
}

.quality-badge {
  position: absolute;
  left: 12px;
  top: 12px;
  background: var(--accent, #0071e3);
  color: #fff;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(0,113,227,0.25);
  font-size: 0.8125rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  line-height: 1;
  z-index: 10;
}

.quality-badge::before {
  content: '★';
  display: inline-block;
  font-size: 0.875rem;
  line-height: 1;
}

.meta-seller,
.meta-shipping {
  font-size: 0.875rem;
  color: var(--text-muted, #6e6e73);
  line-height: 1.4;
  text-align: center;
}

/* Price Components */
.price {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.price-current {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.price-original {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  color: var(--color-text-tertiary);
  text-decoration: line-through;
}

.price-discount {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-success);
}

.price-lg .price-current {
  font-size: var(--font-size-3xl);
}

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

.price-sm .price-current {
  font-size: var(--font-size-lg);
}

.price-sm .price-original {
  font-size: var(--font-size-sm);
}

/* Input Components */
.input {
  display: block;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: var(--transition-colors);
}

.input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.input::placeholder {
  color: var(--color-text-tertiary);
}

.input-lg {
  padding: var(--space-4) var(--space-5);
  font-size: var(--font-size-lg);
}

.input-sm {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
}

/* Search Input with Icon */
.search-input-wrapper {
  position: relative;
}

.search-input {
  padding-left: var(--space-10);
}

.search-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-tertiary);
  font-size: var(--font-size-lg);
}

/* Select Component */
.select {
  display: block;
  width: 100%;
  padding: var(--space-3) var(--space-10) var(--space-3) var(--space-4);
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition-colors);
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6,9 12,15 18,9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  background-size: 16px;
}

.select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

/* Skeleton Loader Components */
.skeleton {
  background: linear-gradient(90deg, var(--color-gray-100) 25%, var(--color-gray-50) 50%, var(--color-gray-100) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-base);
}

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

.skeleton-text {
  height: 1rem;
  margin-bottom: var(--space-2);
}

.skeleton-text.skeleton-text-lg {
  height: 1.5rem;
}

.skeleton-text.skeleton-text-sm {
  height: 0.75rem;
}

.skeleton-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
}

.skeleton-image {
  width: 100%;
  height: 200px;
}

/* Info Box Component */
.info-box {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border-left: 4px solid;
  background-color: var(--color-background-secondary);
}

.info-box-primary {
  border-color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.info-box-success {
  border-color: var(--color-success);
  background-color: #D1FAE5;
}

.info-box-warning {
  border-color: var(--color-warning);
  background-color: #FEF3C7;
}

.info-box-error {
  border-color: var(--color-error);
  background-color: #FEE2E2;
}

.info-box-title {
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-2);
}

.info-box-content {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* Quality Score Component */
.quality-score {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.quality-score-value {
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-lg);
}

.quality-score-excellent {
  color: var(--color-success);
}

.quality-score-good {
  color: #10B981;
}

.quality-score-fair {
  color: var(--color-warning);
  font-size: 105%;
  font-weight: bold;
}

.quality-score-poor {
  color: var(--color-error);
}

.quality-score-bar {
  flex: 1;
  height: 4px;
  background-color: var(--color-gray-200);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.quality-score-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.5s ease;
}

/* Rating Stars Component */
.rating {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.rating-star {
  color: var(--color-gray-300);
  font-size: var(--font-size-base);
}

.rating-star.filled {
  color: var(--color-warning);
}

.rating-value {
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  margin-left: var(--space-2);
}

/* Empty State Component */
.empty-state {
  text-align: center;
  padding: var(--space-16) var(--space-8);
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-6);
  opacity: 0.5;
}

.empty-state-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.empty-state-description {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

/* Loading Spinner */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-gray-300);
  border-radius: 50%;
  border-top-color: var(--color-primary);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.spinner-lg {
  width: 32px;
  height: 32px;
  border-width: 3px;
}

.spinner-sm {
  width: 16px;
  height: 16px;
  border-width: 2px;
}

/* Pagination Component */
.pagination {
  display: flex;
  gap: 10px;
  justify-content: center;
  align-items: center;
  margin-top: 28px;
  flex-wrap: wrap;
}

.pagination .page-numbers,
.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  border-radius: 12px;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  box-shadow: var(--shadow-sm);
  min-width: 44px;
}

.pagination .page-numbers.current,
.pagination .current {
  background: linear-gradient(120deg, var(--color-primary), #005bd6);
  color: var(--color-text-inverse);
  border-color: transparent;
  box-shadow: var(--shadow-lg);
}

.pagination .page-numbers.dots,
.pagination .dots {
  background: transparent;
  box-shadow: none;
  border: none;
  color: var(--color-text-secondary);
  padding: 0 8px;
  min-width: auto;
}

.pagination a:hover:not(.current),
.pagination .page-numbers:hover:not(.current) {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
}

.pagination a:focus,
.pagination .page-numbers:focus {
  outline: 3px solid rgba(0,113,227,0.08);
  outline-offset: 3px;
  box-shadow: none;
}

@media (max-width: 640px) {
  .pagination { gap: 8px; margin-top: 18px; }
  .pagination .page-numbers, .pagination a, .pagination span { padding: 8px 10px; min-width: 36px; }
}

/* Divider Component */
.divider {
  border: 0;
  height: 1px;
  background-color: var(--color-border);
  margin: var(--space-6) 0;
}

.divider-vertical {
  width: 1px;
  height: auto;
  background-color: var(--color-border);
  margin: 0 var(--space-4);
}

/* Responsive adjustments */
@media (max-width: 640px) {
  .deal-card-content {
    padding: var(--space-3);
  }
  
  .btn-lg {
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-base);
  }
  
  .price-lg .price-current {
    font-size: var(--font-size-2xl);
  }
}