/* ==========================================================
   TOKENS — the one place colours, paper size and timings are declared
   Every other stylesheet reads from these. Change the book's palette here.
   ========================================================== */

:root{
  --desk-dark:#100905;
  --desk:#2c1c0e;
  --leather:#2e1f16;
  --leather-edge:#4a3320;
  --paper:#e9dcbd;
  --paper-deep:#d9c79f;
  --ink:#2b2116;
  --ink-faint:#5d4c35;
  --brass:#9c7c3c;
  --rubric:#7a2f1d; /* oxblood red used in medieval rubrication */
  --page-w: min(46vw, calc((100vh - 96px) / 1.32), 1200px);
  --page-w: min(46vw, calc((100dvh - 96px) / 1.32), 1200px);
  --page-h: calc(var(--page-w) * 1.32);
  --turn-ms: 900ms;
}