/* Subject palette: birch paper, pale timber, bark and ochre. Fixed composition requested. */
:root {
  --ink: #2b1a0c; /* bark ink */
  --bg: #f1e6d5; /* birch paper */
  --surface: #e4d4ba; /* pale timber */
  --muted: #624c39; /* bark */
  --accent: #765015; /* dark ochre, focus on paper */
  --accent-fill: #d9993a; /* warm ochre */
  --accent-on-fill: #2b1a0c; /* bark ink */
  --on-ink: #f6e9d3; /* birch cream */
  --ink-field: #2b1a0c; /* opaque price plate */
  --coal: #100c09; /* bath shade */
  --coal-clear: rgba(16,12,9,0);
}