.admin-tabs {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-2xl);
  border-bottom: 2px solid var(--color-border-primary);
  overflow-x: auto;
}

.tab-btn {
  padding: var(--spacing-md) var(--spacing-xl);
  background: none;
  border: none;
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
}

.tab-btn:hover {
  color: var(--color-text-primary);
}

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

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
  gap: var(--spacing-lg);
}

.admin-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.admin-card {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  transition: all var(--transition-base);
}

.admin-card:hover {
  box-shadow: var(--shadow-md);
}

.admin-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.admin-card-info {
  flex: 1;
}

.admin-card-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
}

.admin-card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.admin-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.admin-card-description {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

.admin-card-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.btn-success {
  background: var(--color-success);
  color: white;
}

.btn-success:hover {
  background: var(--color-success);
  opacity: 0.9;
}

.btn-danger {
  background: var(--color-error);
  color: white;
}

.btn-danger:hover {
  background: var(--color-error);
  opacity: 0.9;
}

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: var(--font-size-sm);
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.category-card {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  transition: all var(--transition-base);
}

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

.category-name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.category-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.category-count {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  margin-bottom: var(--spacing-md);
}

.user-role-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-sm);
}

.role-admin {
  background: rgba(139, 92, 246, 0.1);
  color: var(--color-primary);
}

.role-user {
  background: rgba(163, 163, 163, 0.1);
  color: var(--color-text-secondary);
}

/* MODAL FIXES - Estilos corregidos para modales */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.75);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background-color: #ffffff !important;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.modal.active .modal-content {
  transform: scale(1);
}

.modal-header {
  padding: 24px;
  border-bottom: 1px solid #e5e7eb;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #f9fafb;
  border-radius: 12px 12px 0 0;
}

.modal-title {
  font-size: 20px;
  font-weight: 600;
  color: #111827 !important;
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: 24px;
  color: #6b7280;
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
  transition: color 0.2s ease;
}

.modal-close:hover {
  color: #111827;
}

.modal-body {
  padding: 24px;
  background-color: #ffffff !important;
}

.modal-form .form-group {
  margin-bottom: 20px;
}

.modal-form .form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: #374151 !important;
  font-size: 14px;
}

.modal-form .form-input,
.modal-form .form-select,
.modal-form .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  font-size: 14px;
  color: #111827 !important;
  background-color: #ffffff !important;
  transition: all 0.2s ease;
}

.modal-form .form-input::placeholder,
.modal-form .form-textarea::placeholder {
  color: #9ca3af !important;
}

.modal-form .form-input:focus,
.modal-form .form-select:focus,
.modal-form .form-textarea:focus {
  outline: none;
  border-color: #6366f1;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.modal-form .form-textarea {
  min-height: 100px;
  resize: vertical;
  font-family: inherit;
}

.modal-footer {
  padding: 20px 24px;
  border-top: 1px solid #e5e7eb;
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  background-color: #f9fafb;
  border-radius: 0 0 12px 12px;
}

.modal-footer .btn {
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.modal-footer .btn-secondary {
  background-color: #e5e7eb;
  color: #374151 !important;
}

.modal-footer .btn-secondary:hover {
  background-color: #d1d5db;
}

.modal-footer .btn-primary {
  background-color: #6366f1;
  color: #ffffff !important;
}

.modal-footer .btn-primary:hover {
  background-color: #4f46e5;
}

@media (max-width: 768px) {
  .admin-tabs {
    border-bottom: none;
    gap: 0;
  }

  .tab-btn {
    flex: 1;
    text-align: center;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .admin-card-header {
    flex-direction: column;
  }

  .admin-card-actions {
    width: 100%;
  }

  .admin-card-actions .btn {
    flex: 1;
  }

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

  .modal-content {
    width: 95%;
    max-height: 95vh;
  }

  .modal-header,
  .modal-body,
  .modal-footer {
    padding: 16px;
  }
}