/* Type. Inter only, in all material — print and digital (MIV §2.2).
   The scale is read off the manual's own layout: 68/45/20/19/16/15.5/13/11 px
   at 1280x720, normalised here to a rem scale. */
:root{
  --font-sans:"Inter","Inter var",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:var(--font-sans);
  --font-display:var(--font-sans);
  --font-mono:ui-monospace,"SFMono-Regular","Menlo",monospace;

  --fw-light:300; /* @kind font */
  --fw-regular:400; /* @kind font */
  --fw-medium:500; /* @kind font */
  --fw-semibold:600; /* @kind font */
  --fw-bold:700; /* @kind font */
  --fw-extrabold:800; /* @kind font */

  --fs-3xs:0.6875rem;  /* 11px  – swatch captions */
  --fs-2xs:0.75rem;    /* 12px  – micro labels */
  --fs-xs:0.8125rem;   /* 13px  – footer, spec text, small body */
  --fs-sm:0.875rem;    /* 14px */
  --fs-base:1rem;      /* 16px  – section subtitle */
  --fs-md:1.1875rem;   /* 19px  – lead paragraph */
  --fs-lg:1.25rem;     /* 20px  – slide section title */
  --fs-xl:1.75rem;     /* 28px */
  --fs-2xl:2.5rem;     /* 40px */
  --fs-3xl:2.8125rem;  /* 45px  – specimen title */
  --fs-4xl:4.25rem;    /* 68px  – specimen alphabet */
  --fs-5xl:5.5rem;     /* 88px  – hero display */

  --lh-tight:1.1; /* @kind font */
  --lh-snug:1.25; /* @kind font */
  /* 19/29 in the manual */
  --lh-body:1.53; /* @kind font */
  --lh-relaxed:1.6; /* @kind font */

  --ls-tight:-0.02em; /* @kind font */
  --ls-normal:0; /* @kind font */
  --ls-wide:0.04em; /* @kind font */
  /* footer lockup "FLUENCY FLOW | …" */
  --ls-caps:0.08em; /* @kind font */
}