/* ============================================================
   Arunda — Typography tokens  (v2)
   Primary:  Arial / Helvetica — matches arunda.sk exactly
             (the site ships no webfont; system sans is the brand).
   Mono:     Space Mono — technical labels, specs, measurements,
             eyebrow kickers. The one deliberate modern accent.
   ============================================================ */

:root {
  /* Families */
  --font-sans:    Arial, Helvetica, 'Helvetica Neue', system-ui, sans-serif;
  --font-display: var(--font-sans);   /* headings share the site face */
  --font-body:    var(--font-sans);
  --font-mono:    'Space Mono', ui-monospace, 'SFMono-Regular', monospace;

  /* Weights (Arial: 400 / 700) */
  --weight-regular:  400;
  --weight-medium:   700;   /* Arial has no 500/600 — map medium→bold */
  --weight-semibold: 700;
  --weight-bold:     700;

  /* Fluid display sizes (clamp: min … max) */
  --text-display:  clamp(2.5rem, 1.3rem + 4.8vw, 4.75rem); /* @kind spacing */
  --text-h1:       clamp(2rem, 1.3rem + 2.9vw, 3.25rem); /* @kind spacing */
  --text-h2:       clamp(1.55rem, 1.15rem + 1.7vw, 2.4rem); /* @kind spacing */
  --text-h3:       clamp(1.25rem, 1.05rem + 0.9vw, 1.65rem); /* @kind spacing */
  --text-h4:       1.2rem;
  --text-h5:       1.0625rem;

  /* Static UI / body sizes */
  --text-lead:  1.2rem;
  --text-base:  1rem;
  --text-sm:    0.875rem;
  --text-xs:    0.75rem;
  --text-2xs:   0.6875rem;

  /* Line heights */
  --leading-tight:   1.06;
  --leading-snug:    1.2;
  --leading-normal:  1.6;
  --leading-relaxed: 1.75;

  /* Letter spacing — Arial needs a touch of negative on big display */
  --tracking-display: -0.02em;
  --tracking-tight:   -0.01em;
  --tracking-normal:  0em;
  --tracking-wide:    0.03em;
  --tracking-label:   0.16em;   /* mono eyebrow / kicker — UPPERCASE */
  --tracking-mono:    0.02em;
}