/* Vista previa de imagen en el modal de producto */
#image-preview-container {
  text-align: center;
}

#image-preview {
  max-width: 300px;
  max-height: 300px;
  display: inline-block;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

/* Hero del panel admin */
.admin-hero {
  background: linear-gradient(120deg, var(--christmas-green) 0%, #2E7D32 50%, var(--christmas-gold) 100%);
  padding: 48px 0;
  text-align: center;
  color: white;
}

.admin-hero h1 {
  margin: 0 0 12px;
  font-size: 32px;
  font-weight: 700;
  color: white;
}

.admin-hero p {
  margin: 0;
  font-size: 16px;
  color: rgba(255, 255, 255, 0.9);
}

/* Sección principal del admin */
.admin-section {
  padding: var(--spacing-xl) 0;
  min-height: 70vh;
  background: var(--bg-secondary);
}

/* Tabs de navegación */
.admin-tabs {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
  border-bottom: 2px solid var(--gray-200);
  overflow-x: auto;
  padding-bottom: 2px;
}

.tab-btn {
  background: transparent;
  border: none;
  padding: 12px 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  transition: all .2s ease;
  white-space: nowrap;
}

.tab-btn:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.02);
}

.tab-btn.active {
  color: var(--christmas-green);
  border-bottom-color: var(--christmas-green);
}

/* Contenido de las tabs */
.admin-content {
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease-in;
}

/* Header de contenido */
.content-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-xl);
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.header-left h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 6px;
}

.subtitle {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0;
}

/* Botones principales */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--christmas-green);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: all .2s ease;
}

.btn-primary:hover {
  background: #0d4220;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-icon {
  font-size: 16px;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: all .2s ease;
}

.btn-secondary:hover {
  background: var(--gray-100);
  border-color: var(--gray-300);
}

/* Barra de búsqueda y filtros */
.search-bar {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.search-input-wrapper {
  position: relative;
  flex: 1;
  min-width: 250px;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 16px;
  color: var(--text-secondary);
}

.search-input {
  width: 100%;
  padding: 10px 12px 10px 38px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-size: 14px;
  transition: border-color .2s ease;
}

.search-input:focus {
  outline: none;
  border-color: var(--christmas-green);
}

.filter-select {
  padding: 10px 16px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-size: 14px;
  background: var(--bg-primary);
  cursor: pointer;
  transition: border-color .2s ease;
}

.filter-select:focus {
  outline: none;
  border-color: var(--christmas-green);
}

/* Tabla admin */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-primary);
}

.admin-table thead {
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
}

.admin-table th {
  padding: 14px 16px;
  text-align: left;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--gray-200);
}

.admin-table td {
  padding: 16px;
  border-bottom: 1px solid var(--gray-100);
  font-size: 14px;
  color: var(--text-primary);
}

.admin-table tbody tr:hover {
  background: var(--gray-50);
}

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

/* Imagen en tabla */
.table-img {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
}

.table-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Información de producto en tabla */
.product-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.product-info strong {
  font-size: 14px;
  color: var(--text-primary);
}

.product-sku {
  font-size: 12px;
  color: var(--text-secondary);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge-category {
  background: var(--lego-yellow);
  color: var(--gray-900);
}

.badge-active {
  background: #E8F5E9;
  color: #2E7D32;
}

.badge-inactive {
  background: #FFEBEE;
  color: #C62828;
}

.badge-pending {
  background: #FFF3E0;
  color: #E65100;
}

.badge-processing {
  background: #E3F2FD;
  color: #1565C0;
}

.badge-shipped {
  background: #F3E5F5;
  color: #6A1B9A;
}

/* Stock badges */
.stock-badge {
  display: inline-block;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
}

.stock-ok {
  background: #E8F5E9;
  color: #2E7D32;
}

.stock-low {
  background: #FFF3E0;
  color: #E65100;
}

.stock-out {
  background: #FFEBEE;
  color: #C62828;
}

/* Precio en tabla */
.price {
  font-weight: 700;
  color: var(--lego-red);
}

/* Botones de acción */
.action-buttons {
  display: flex;
  gap: 8px;
}

.btn-action {
  width: 36px;
  height: 36px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
  font-size: 16px;
  cursor: pointer;
  transition: all .2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-action:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-edit:hover {
  background: var(--lego-yellow);
  border-color: var(--lego-yellow);
}

.btn-delete:hover {
  background: #FFEBEE;
  border-color: #FFCDD2;
}

.btn-view:hover {
  background: #E3F2FD;
  border-color: #BBDEFB;
}

/* Paginación */
.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-xl);
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.pagination-btn {
  padding: 10px 18px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all .2s ease;
}

.pagination-btn:hover:not(:disabled) {
  background: var(--christmas-green);
  color: white;
  border-color: var(--christmas-green);
}

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

.pagination-numbers {
  display: flex;
  gap: 6px;
  align-items: center;
}

.pagination-number {
  width: 36px;
  height: 36px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all .2s ease;
}

.pagination-number:hover {
  background: var(--gray-100);
}

.pagination-number.active {
  background: var(--christmas-green);
  color: white;
  border-color: var(--christmas-green);
}

.pagination-dots {
  color: var(--text-secondary);
  padding: 0 4px;
}

/* Grid de categorías */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.category-card {
  background: var(--bg-primary);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all .2s ease;
}

.category-card:hover {
  border-color: var(--lego-yellow);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.category-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.category-header h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.category-actions {
  display: flex;
  gap: 6px;
}

.category-description {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.category-stats {
  display: flex;
  gap: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--gray-200);
}

.stat-item {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 600;
}

/* Información de cliente */
.customer-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.customer-info strong {
  font-size: 14px;
  color: var(--text-primary);
}

.customer-email {
  font-size: 12px;
  color: var(--text-secondary);
}

/* Grid de estadísticas */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.stat-card {
  background: var(--bg-primary);
  border: 2px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  display: flex;
  gap: var(--spacing-md);
  transition: all .2s ease;
}

.stat-card:hover {
  border-color: var(--lego-yellow);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.stat-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  flex-shrink: 0;
}

.stat-content {
  flex: 1;
}

.stat-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0 0 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 6px;
}

.stat-change {
  font-size: 12px;
  font-weight: 600;
}

.stat-change.positive {
  color: #2E7D32;
}

.stat-change.negative {
  color: #C62828;
}

.stat-change.neutral {
  color: var(--text-secondary);
}

/* Sección de reportes */
.report-section {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-xl);
  border-top: 2px solid var(--gray-200);
}

.report-section h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-lg);
}

.rank-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 700;
}

.rank-1 {
  background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
  color: white;
}

.rank-2 {
  background: linear-gradient(135deg, #C0C0C0 0%, #A9A9A9 100%);
  color: white;
}

.rank-3 {
  background: linear-gradient(135deg, #CD7F32 0%, #8B4513 100%);
  color: white;
}

.trend-up {
  color: #2E7D32;
  font-weight: 600;
}

.trend-down {
  color: #C62828;
  font-weight: 600;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
}

.modal.active {
  display: flex;
  animation: fadeIn 0.2s ease-in;
}

.modal-content {
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg);
  border-bottom: 2px solid var(--gray-200);
}

.modal-header h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.modal-close {
  background: transparent;
  border: none;
  font-size: 28px;
  color: var(--text-secondary);
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: all .2s ease;
}

.modal-close:hover {
  background: var(--gray-100);
  color: var(--text-primary);
}

.modal-form {
  padding: var(--spacing-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-family: inherit;
  transition: border-color .2s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--christmas-green);
}

.form-textarea {
  resize: vertical;
}

.form-file {
  width: 100%;
  padding: 10px;
  border: 2px dashed var(--gray-300);
  border-radius: var(--radius-md);
  font-size: 14px;
  cursor: pointer;
  transition: all .2s ease;
}

.form-file:hover {
  border-color: var(--christmas-green);
  background: var(--gray-50);
}

.modal-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--gray-200);
}

/* Responsive */
@media (max-width: 768px) {
  .admin-hero h1 {
    font-size: 26px;
  }

  .content-header {
    flex-direction: column;
    align-items: stretch;
  }

  .search-bar {
    flex-direction: column;
  }

  .search-input-wrapper {
    min-width: 100%;
  }

  .admin-table {
    font-size: 13px;
  }

  .admin-table th,
  .admin-table td {
    padding: 10px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .pagination {
    flex-direction: column;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 768px) {
  .admin-hero h1 {
    font-size: 38px;
  }
}

@media (min-width: 1024px) {
  .admin-hero {
    padding: 56px 0;
  }

  .admin-hero h1 {
    font-size: 42px;
  }

  .admin-content {
    padding: var(--spacing-xl) calc(var(--spacing-xl) * 1.5);
  }
}

[data-theme="dark"] .admin-hero {
  background: linear-gradient(120deg, #0f1115 0%, #181b21 60%, var(--christmas-gold) 100%);
}

[data-theme="dark"] .admin-section {
  background: var(--bg-primary);
}

/* Estilos para gráficos y estadísticas */
.charts-section {
  margin: var(--spacing-xl) 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.chart-container {
  background: white;
  border-radius: 12px;
  padding: var(--spacing-lg);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  overflow: hidden;
}

[data-theme="dark"] .chart-container {
  background: #1a1d23;
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  border-bottom: 2px solid var(--gray-200);
  padding-bottom: var(--spacing-md);
}

[data-theme="dark"] .chart-header {
  border-bottom-color: #333;
}

.chart-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: #333;
}

[data-theme="dark"] .chart-header h3 {
  color: #fff;
}

.chart-period {
  font-size: 14px;
  color: #666;
  font-weight: 500;
}

[data-theme="dark"] .chart-period {
  color: #aaa;
}

.charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

@media (max-width: 1024px) {
  .charts-row {
    grid-template-columns: 1fr;
  }
}

/* Tarjetas de estadísticas mejoradas */
.stat-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  border-radius: 12px;
  background: white;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

[data-theme="dark"] .stat-card {
  background: #1a1d23;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .stat-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.stat-icon {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  flex-shrink: 0;
}

.stat-content {
  flex: 1;
}

.stat-label {
  margin: 0;
  font-size: 13px;
  font-weight: 500;
  color: #666;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

[data-theme="dark"] .stat-label {
  color: #aaa;
}

.stat-value {
  margin: var(--spacing-xs) 0;
  font-size: 24px;
  font-weight: 700;
  color: #333;
}

[data-theme="dark"] .stat-value {
  color: #fff;
}

.stat-change {
  font-size: 12px;
  font-weight: 500;
}

.stat-change.positive {
  color: #4CAF50;
}

.stat-change.negative {
  color: #F44336;
}

.stat-change.neutral {
  color: #FF9800;
}

/* Tabla de estadísticas */
.admin-table tbody tr:hover {
  background-color: #f5f5f5;
}

[data-theme="dark"] .admin-table tbody tr:hover {
  background-color: #2a2d33;
}

.rank-badge {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 12px;
}

.rank-1 {
  background: #FFD700;
  color: #333;
}

.rank-2 {
  background: #C0C0C0;
  color: #333;
}

.rank-3 {
  background: #CD7F32;
  color: #fff;
}

.trend-up {
  color: #4CAF50;
  font-weight: 600;
}

.trend-down {
  color: #F44336;
  font-weight: 600;
}

/* Paginación mejorada */
.pagination-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg) 0;
  flex-wrap: wrap;
}

.pagination-btn {
  padding: 8px 12px;
  border: 2px solid var(--christmas-gold);
  background: white;
  color: var(--christmas-gold);
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

[data-theme="dark"] .pagination-btn {
  background: #1a1d23;
  color: var(--christmas-gold);
  border-color: var(--christmas-gold);
}

.pagination-btn:hover {
  background: var(--christmas-gold);
  color: white;
}

.pagination-active {
  padding: 8px 12px;
  border-radius: 6px;
  background: var(--christmas-gold);
  color: white;
  font-weight: 700;
  display: inline-block;
}

/* Filtro de período */
.filter-select {
  padding: 10px 12px;
  border: 2px solid var(--gray-300);
  border-radius: 8px;
  background: white;
  color: #333;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.3s ease;
}

.filter-select:hover,
.filter-select:focus {
  border-color: var(--christmas-gold);
  outline: none;
}

[data-theme="dark"] .filter-select {
  background: #1a1d23;
  color: #fff;
  border-color: #333;
}

[data-theme="dark"] .filter-select:hover,
[data-theme="dark"] .filter-select:focus {
  border-color: var(--christmas-gold);
}

/* Sección de reportes */
.report-section {
  background: white;
  border-radius: 12px;
  padding: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] .report-section {
  background: #1a1d23;
}

.report-section h3 {
  margin: 0 0 var(--spacing-lg);
  font-size: 20px;
  font-weight: 600;
  color: #333;
}

[data-theme="dark"] .report-section h3 {
  color: #fff;
}

/* Animaciones de carga */
@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.5;
  }
}

.loading {
  animation: pulse 2s infinite;
}

/* Responsive */
@media (max-width: 768px) {
  .stat-card {
    flex-direction: column;
    text-align: center;
  }

  .stat-icon {
    width: 48px;
    height: 48px;
    font-size: 24px;
  }

  .charts-row {
    grid-template-columns: 1fr;
  }

  .chart-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }
}