/* ============================================================
   DEF Express — Typography Tokens
   ============================================================ */

:root {
  /* Families */
  --font-display: 'Montserrat', 'Segoe UI', system-ui, sans-serif;
  --font-body:    'Public Sans', 'Segoe UI', system-ui, sans-serif;
  --font-mono:    'IBM Plex Mono', 'SF Mono', ui-monospace, monospace;

  /* Weights */
  --weight-regular:  400;
  --weight-medium:   500;
  --weight-semibold: 600;
  --weight-bold:     700;
  --weight-extra:    800;

  /* Type scale — fluid-friendly fixed steps */
  --text-2xs: 0.6875rem;  /* 11px — labels, eyebrows */
  --text-xs:  0.75rem;    /* 12px */
  --text-sm:  0.875rem;   /* 14px */
  --text-md:  1rem;       /* 16px — base body */
  --text-lg:  1.125rem;   /* 18px */
  --text-xl:  1.375rem;   /* 22px */
  --text-2xl: 1.75rem;    /* 28px */
  --text-3xl: 2.25rem;    /* 36px */
  --text-4xl: 3rem;       /* 48px */
  --text-5xl: 3.75rem;    /* 60px */
  --text-6xl: 4.75rem;    /* 76px — hero */

  /* Line heights */
  --leading-tight:  1.08;
  --leading-snug:   1.22;
  --leading-normal: 1.5;
  --leading-relaxed: 1.65;

  /* Letter spacing */
  --tracking-tight:  -0.02em;
  --tracking-normal: 0;
  --tracking-wide:   0.04em;
  --tracking-eyebrow: 0.14em;  /* uppercase eyebrows like "SERVICES" */
}