:root {
  --primary: #1a365d;
  --bg: #f7fafc;
  --card: #ffffff;
  --border: #e2e8f0;
  --text: #1a202c;
  --muted: #718096;
  --radius: 12px;
  --shadow: 0 10px 25px rgba(0,0,0,0.08);
  --accent: #2b6cb0;
  --success: #276749;
  --warning: #c05621;
}