/* Oats typography — Zilla Slab (display), Hanken Grotesk (UI/body), JetBrains Mono (technical). */
:root {
  --font-display: 'Zilla Slab', 'Iowan Old Style', Georgia, serif;
  --font-sans: 'Hanken Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Type scale (1.20 minor-third-ish, tuned) */
  --text-xs:   12px;
  --text-sm:   13px;
  --text-base: 15px;   /* app default */
  --text-md:   16px;
  --text-lg:   18px;
  --text-xl:   22px;
  --text-2xl:  28px;
  --text-3xl:  36px;
  --text-4xl:  46px;
  --text-5xl:  60px;
  --text-6xl:  80px;

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

  /* Line heights */
  --lh-tight:   1.08; /* @kind font */
  --lh-snug:    1.25; /* @kind font */
  --lh-normal:  1.5; /* @kind font */
  --lh-relaxed: 1.65; /* @kind font */

  /* Letter spacing */
  --ls-tight:  -0.02em; /* @kind font */
  --ls-snug:   -0.01em; /* @kind font */
  --ls-normal: 0; /* @kind font */
  --ls-wide:   0.04em; /* @kind font */
  --ls-caps:   0.08em; /* @kind font */
}