:root {
  --primary-color: #A31621;         /* Deep Crimson Red */
  --primary-dark: #6E0F16;          /* Very rich accent */
  --gradient: linear-gradient(135deg, #A31621, #C52E2E);
  --border-color: #D7D3D3;
  --hover-bg: #EEEAEA;
  --error-color: #C62828;
  --sidebar-width: 200px;
}