:root{
  --color-primary:#2563eb;--color-primary-dark:#1d4ed8;--color-primary-light:#dbeafe;
  --color-secondary:#0f766e;--color-text:#0f172a;--color-text-secondary:#334155;
  --color-text-muted:#64748b;--color-background:#fff;--color-background-soft:#f8fafc;
  --color-surface:#fff;--color-border:#e2e8f0;--font-body:Inter,"Segoe UI",Arial,sans-serif;
  --container-width:1200px;--header-height:76px;--radius-small:8px;--radius-medium:16px;
  --radius-large:24px;--radius-extra-large:32px;--shadow-small:0 4px 16px rgba(15,23,42,.06);
  --shadow-medium:0 14px 36px rgba(15,23,42,.10);--shadow-large:0 30px 70px rgba(15,23,42,.14);
  --transition-fast:.2s ease;--transition:.3s ease
}