:root{
  --primary-color: #007bff;
  --secondary-color: #6c757d;
  --bg: #ffffff;
  --text: #0b1220;
  --muted: #6b7280;
  --font-family: Inter, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
  --btn-radius: 8px;
}