/* Koushik Labs design tokens v1.0 - 17 September 2026. Light palette on :root; dark palette is its own validated set, not an inversion. */
:root{
  --kl-ink:#1E2A1F; --kl-cream:#F5F1E8; --kl-parchment:#FBF8EF; --kl-sand:#E0D9C7; --kl-verdigris:#2F6F6D; --kl-brass:#C9A961; --kl-brass-ink:#82672C; --kl-sage:#56755A; --kl-muted:#66756A; --kl-dim:#C9C0A9;
  --kl-bg:var(--kl-cream); --kl-surface:var(--kl-parchment); --kl-text:var(--kl-ink); --kl-text-2:var(--kl-muted); --kl-line:var(--kl-sand);
  --kl-accent:var(--kl-verdigris); --kl-accent-ink:#FBF8EF; --kl-highlight:var(--kl-brass); --kl-highlight-text:var(--kl-brass-ink); --kl-product-tbp:var(--kl-sage);
  /* data: categorical, fixed order, never cycled (validated 17 Sep 2026, validate_palette.js) */
  --kl-s1:#0A968E; --kl-s2:#D0532F; --kl-s3:#3B72C4; --kl-s4:#BF7A1E; --kl-s5:#7A4FAF; --kl-s6:#4F8F2E; --kl-s-dim:#C9C0A9;
  /* data: sequential teal, light to dark; ordinal use starts at 400 */
  --kl-seq-100:#DDEFEC; --kl-seq-200:#B5DCD8; --kl-seq-300:#8CC8C2; --kl-seq-400:#63B2AB; --kl-seq-500:#3C9B93; --kl-seq-600:#1F827B; --kl-seq-700:#0F6862;
  /* data: diverging teal <-> rust with a neutral midpoint */
  --kl-div-neg:#D0532F; --kl-div-mid:#E0D9C7; --kl-div-pos:#0A968E;
  /* status: fixed, never a series; always with icon + label */
  --kl-good:#1E8449; --kl-warning:#C77F1C; --kl-serious:#E07B39; --kl-critical:#B3261E;
  --kl-font-display:"Newsreader","Iowan Old Style","Palatino Linotype",Georgia,serif;
  --kl-font-body:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  --kl-font-mono:"IBM Plex Mono",Consolas,Menlo,monospace;
  --kl-radius:10px; --kl-shadow:0 6px 18px rgba(44,62,45,.12);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --kl-bg:#1B221C; --kl-surface:#242D25; --kl-text:#EEE9DB; --kl-text-2:#A6B0A6; --kl-line:#36432F; --kl-accent:#6FB2AE; --kl-accent-ink:#1B221C; --kl-highlight:#D4B66E; --kl-highlight-text:#D4B66E; --kl-product-tbp:#B8CCA9;
    --kl-s1:#0F918A; --kl-s2:#C9583A; --kl-s3:#4A78C4; --kl-s4:#B8832A; --kl-s5:#8462B5; --kl-s6:#5E9A3C; --kl-s-dim:#4A574B; --kl-div-mid:#36432F; --kl-shadow:0 6px 18px rgba(0,0,0,.4);
  }
}
:root[data-theme="dark"]{
  --kl-bg:#1B221C; --kl-surface:#242D25; --kl-text:#EEE9DB; --kl-text-2:#A6B0A6; --kl-line:#36432F; --kl-accent:#6FB2AE; --kl-accent-ink:#1B221C; --kl-highlight:#D4B66E; --kl-highlight-text:#D4B66E; --kl-product-tbp:#B8CCA9;
  --kl-s1:#0F918A; --kl-s2:#C9583A; --kl-s3:#4A78C4; --kl-s4:#B8832A; --kl-s5:#8462B5; --kl-s6:#5E9A3C; --kl-s-dim:#4A574B; --kl-div-mid:#36432F; --kl-shadow:0 6px 18px rgba(0,0,0,.4);
}