/* Design tokens: "study desk" direction (see docs/DECISIONS.md). */
:root {
  --paper: #F8F5EE; --card: #FFFDF8; --ink: #22261F; --ink-soft: #565B50; --line: #D9D3C3;
  --sage: #4F6B52; --on-sage: #FFFFFF; --sage-tint: #E3EBDD;
  --ochre: #8A5A12; --ochre-tint: #F3E6CC; --danger: #9B2C2C; --focus: #1F4E8C;
  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --s1: .25rem; --s2: .5rem; --s3: .75rem; --s4: 1rem; --s5: 1.5rem; --s6: 2.5rem;
  --r-card: 12px; --r-ctl: 8px; --r-chip: 4px;
  --fs-sm: .875rem; --fs-1: 1.0625rem; --fs-2: 1.375rem; --fs-hero: clamp(2rem, 7vw, 3.25rem);
  --dur: .15s; color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #1A1D18; --card: #22261F; --ink: #ECE9DF; --ink-soft: #B4B8A9; --line: #3B4036;
    --sage: #A8C4AA; --on-sage: #1A1D18; --sage-tint: #2C382D;
    --ochre: #E0B05A; --ochre-tint: #3A2F18; --danger: #F0A0A0; --focus: #8DB6F0;
  }
}
:root[data-theme="dark"] {
  --paper: #1A1D18; --card: #22261F; --ink: #ECE9DF; --ink-soft: #B4B8A9; --line: #3B4036;
  --sage: #A8C4AA; --on-sage: #1A1D18; --sage-tint: #2C382D;
  --ochre: #E0B05A; --ochre-tint: #3A2F18; --danger: #F0A0A0; --focus: #8DB6F0;
  color-scheme: dark;
}