/* Nexa IA — typography tokens */
:root {
  --font-sans: "Instrument Sans", -apple-system, "Segoe UI", sans-serif;
  --font-mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* Scale (desktop) */
  --text-hero: 64px;        /* hero H1 */
  --text-h2: 44px;          /* section headline */
  --text-h3: 36px;          /* feature headline (sticky left column) */
  --text-h4: 24px;          /* card / pricing plan name */
  --text-lg: 20px;          /* hero subhead */
  --text-base: 16px;        /* body */
  --text-sm: 14px;          /* captions, nav, badges */
  --text-xs: 12px;          /* legal, labels */
  --text-price: 44px;       /* pricing figure */

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

  /* Leading + tracking */
  --leading-tight: 1.05;    /* hero + display */
  --leading-snug: 1.2;      /* h2–h4 */
  --leading-normal: 1.55;   /* body */
  --tracking-display: -0.03em;
  --tracking-body: -0.01em;
  --tracking-mono: 0;
}