/* ============================================================
   FUSD — TYPOGRAPHY TOKENS
   Orbitron = display/headings (wide tracking, technical).
   Inter    = body, UI, labels.
   IBM Plex Mono = numerics, balances, addresses, code.
   ============================================================ */
:root {
  /* Families */
  --font-display: 'Orbitron', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SF Mono', ui-monospace, monospace;

  /* Weights */
  --fw-regular: 400; /* @kind font */
  --fw-medium: 500; /* @kind font */
  --fw-semibold: 600; /* @kind font */
  --fw-bold: 700; /* @kind font */
  --fw-black: 800; /* @kind font */

  /* Type scale (rem, 16px base) */
  --text-2xs: 0.6875rem;  /* 11px */
  --text-xs: 0.75rem;     /* 12px */
  --text-sm: 0.875rem;    /* 14px */
  --text-base: 1rem;      /* 16px */
  --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: 4rem;       /* 64px */
  --text-6xl: 5.5rem;     /* 88px */

  /* Line heights */
  --leading-tight: 1.05;
  --leading-snug: 1.2;
  --leading-normal: 1.5;
  --leading-relaxed: 1.7;

  /* Letter spacing — Orbitron reads best with positive tracking */
  --tracking-display: 0.04em;
  --tracking-wide: 0.18em;   /* eyebrows / overlines (uppercase) */
  --tracking-label: 0.06em;
  --tracking-normal: 0em;
  --tracking-tight: -0.01em;
}