.specimen {
  --page: #fff;
  --surface: #ffffff;
  --ink: #182d3d;
  --muted: #182d3d;
  --accent: #166347;
  --line: color-mix(in srgb, var(--ink) 22%, transparent);
  --font-heading: 'DM Sans', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --space: 8px;
  --measure: 65ch;
  --content: 1240px;
  --radius: 0px;
  --duration: 160ms;
}