:root {
  /* Families — Google Fonts stand-ins for the logo letterforms */
  --font-display: 'Quicksand', 'Trebuchet MS', sans-serif;  /* rounded geometric, matches wordmark */
  --font-body: 'Nunito Sans', 'Segoe UI', sans-serif;
  --font-mono: ui-monospace, 'SF Mono', Menlo, monospace;

  /* Scale */
  --text-xs: 12px;
  --text-sm: 14px;
  --text-md: 16px;
  --text-lg: 18px;
  --text-xl: 22px;
  --text-2xl: 28px;
  --text-3xl: 36px;
  --text-4xl: 48px;
  --text-5xl: 64px;

  /* Weights */
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  /* Line heights */
  --leading-tight: 1.1;
  --leading-snug: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.65;

  /* Tracking */
  --tracking-tight: -0.01em;
  --tracking-wide: 0.08em;
  --tracking-caps: 0.14em;   /* wordmark-style letterspaced caps */
}