/* ============================================================
   Yablonskyy — Typography tokens
   Helvetica Neue carries everything visible. JetBrains Mono is
   the technical voice. A companion serif (Source Serif 4) is the
   optional long-form reading voice for courses / agreements.
   ============================================================ */

:root {
  /* --- Families --- */
  --font-sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-condensed: "Helvetica Neue Condensed", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-serif-alt: "Spectral", Georgia, "Times New Roman", serif;

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

  /* --- Type scale (desktop px) --- */
  --text-display: 92px;   /* hero H1 */
  --text-h1: 72px;
  --text-h2: 46px;        /* section heading */
  --text-h3: 24px;        /* subsection */
  --text-lead: 21px;      /* lead paragraph 19–21 */
  --text-body-size: 18px; /* body 17–18 */
  --text-small: 15px;     /* small / caption 14–15 */
  --text-label: 13px;     /* mono kicker / label 12–13 */

  /* --- Line heights --- */
  --leading-display: 0.98;
  --leading-h2: 1.05;
  --leading-h3: 1.1;
  --leading-lead: 1.5;
  --leading-body: 1.58;   /* body 1.55–1.6 */
  --leading-serif: 1.7;   /* long-form serif 1.6–1.7 */

  /* --- Letter spacing --- */
  --tracking-display: -0.035em;
  --tracking-h2: -0.03em;
  --tracking-h3: -0.02em;
  --tracking-tight: -0.01em;
  --tracking-label: 0.18em;   /* mono kicker 0.16–0.22 */
  --tracking-label-tight: 0.08em;
}