/* ============================================================================
   Admin Page Styles
   ============================================================================ */

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

.admin-header {
  margin-bottom: 2rem;
}

.admin-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.admin-subtitle {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--color-text-secondary);
}

.admin-tabs {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  border-bottom: 2px solid var(--color-border);
}

.admin-tab {
  padding: 1rem 2rem;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  bottom: -2px;
}

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

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

.admin-tab-content {
  display: none;
  animation: fadeIn 0.3s ease;
}

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

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================================================
   Users Table
   ============================================================================ */

.admin-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  gap: 1rem;
  flex-wrap: wrap;
}

.admin-search {
  flex: 1;
  min-width: 300px;
  max-width: 500px;
}

.admin-search input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 2px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  transition: all 0.3s ease;
}

.admin-search input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--color-bg-primary);
}

.users-table-container {
  overflow-x: auto;
  background: var(--color-bg-secondary);
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.users-table {
  width: 100%;
  border-collapse: collapse;
}

.users-table thead {
  background: var(--color-bg-tertiary);
}

.users-table th {
  padding: 1rem;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--color-border);
}

.users-table td {
  padding: 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text-primary);
  border-bottom: 1px solid var(--color-border);
}

.users-table tbody tr {
  transition: background-color 0.2s ease;
}

.users-table tbody tr:hover {
  background: var(--color-bg-tertiary);
}

.user-email {
  font-weight: 500;
}

.user-role-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 12px;
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
}

.user-role-badge.level-1 {
  background: #e3f2fd;
  color: #1976d2;
}

.user-role-badge.level-2 {
  background: #f3e5f5;
  color: #7b1fa2;
}

.user-role-badge.level-3 {
  background: #fff3e0;
  color: #f57c00;
}

.user-role-badge.level-4 {
  background: #e8f5e9;
  color: #388e3c;
}

.user-role-badge.level-5 {
  background: #fce4ec;
  color: #c2185b;
}

.user-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-indicator.active {
  background: var(--color-success);
}

.status-indicator.disabled {
  background: var(--color-error);
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.service-tag {
  display: inline-block;
  padding: 0.25rem 0.625rem;
  background: var(--color-primary-light, #e3f2fd);
  color: var(--color-primary);
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 500;
}

.user-actions {
  display: flex;
  gap: 0.5rem;
}

.btn-icon {
  padding: 0.5rem;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 1rem;
}

.btn-icon:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-primary);
}

.btn-icon.btn-danger:hover {
  background: var(--color-error-light, #ffebee);
  color: var(--color-error);
}

/* ============================================================================
   Buttons
   ============================================================================ */

.btn {
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-primary {
  background: #007bff;
  color: white;
  box-shadow: 0 2px 4px rgba(0, 123, 255, 0.2);
}

.btn-primary:hover {
  background: #0056b3;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
}

.btn-secondary {
  background: #6c757d;
  color: white;
}

.btn-secondary:hover {
  background: #5a6268;
}

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

.btn-success:hover {
  background: var(--color-success-dark, #28a745);
}

.btn-danger {
  background: #dc3545;
  color: white;
}

.btn-danger:hover {
  background: #c82333;
}

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

/* ============================================================================
   Modal
   ============================================================================ */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeIn 0.2s ease;
}

.modal {
  background: #ffffff;
  border-radius: 16px;
  padding: 2rem;
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: #1f2937;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 0.25rem;
  line-height: 1;
}

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

.modal-body {
  margin-bottom: 1.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: 0.5rem;
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 2px solid #d1d5db;
  border-radius: 8px;
  background: #ffffff;
  color: #1f2937;
  transition: all 0.3s ease;
}

.form-input:focus {
  outline: none;
  border-color: #007bff;
  background: #ffffff;
}

.form-select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 2px solid #d1d5db;
  border-radius: 8px;
  background: #ffffff;
  color: #1f2937;
  cursor: pointer;
  transition: all 0.3s ease;
}

.form-select:focus {
  outline: none;
  border-color: #007bff;
}

.checkbox-group {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
  max-height: 300px;
  overflow-y: auto;
  padding: 1rem;
  background: #f9fafb;
  border-radius: 8px;
  border: 1px solid #e5e7eb;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.checkbox-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.checkbox-item label {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: #1f2937;
  cursor: pointer;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
}

.alert {
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
}

.alert-success {
  background: var(--color-success-light, #d4edda);
  color: var(--color-success-dark, #155724);
  border: 1px solid var(--color-success);
}

.alert-error {
  background: var(--color-error-light, #f8d7da);
  color: var(--color-error-dark, #721c24);
  border: 1px solid var(--color-error);
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--color-text-secondary);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.empty-state-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.empty-state-text {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text-secondary);
}

/* ============================================================================
   Responsive
   ============================================================================ */

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

  .admin-title {
    font-size: 2rem;
  }

  .admin-tabs {
    overflow-x: auto;
  }

  .admin-tab {
    padding: 0.75rem 1.5rem;
    white-space: nowrap;
  }

  .admin-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .admin-search {
    max-width: 100%;
  }

  .users-table-container {
    overflow-x: scroll;
  }

  .users-table {
    min-width: 800px;
  }

  .modal {
    width: 95%;
    padding: 1.5rem;
  }

  .checkbox-group {
    grid-template-columns: 1fr;
  }
}