/* Causomic palette — committed light theme, one visual world. Source: causomic-landing index.html :root */
:root{
  /* base */
  --bone:#ECEFE9;            /* page ground */
  --paper:#F2F4F0;           /* panel / figure ground */
  --ink:#33303E;             /* text, CTAs, footer band */
  --ink-70:rgba(51,48,62,.70); /* subordinate text — the ONLY second text tone (4.65:1). No third tier. */
  --rule:rgba(51,48,62,.16);   /* hairline rules, full bleed */
  --rule-2:rgba(51,48,62,.30); /* stronger rule: dotted/dashed borders, hover underlines */
  --amber:#A8500F;           /* the single accent. Means "look here — this is the one". Clears 4.5:1 on paper. */
  --grid-mid:rgba(51,48,62,.55); /* legend swatch / non-selected data mark weight */
  /* semantic aliases */
  --surface-page:var(--bone);
  --surface-panel:var(--paper);
  --text-strong:var(--ink);
  --text-body:var(--ink-70);
  --border-hairline:var(--rule);
  --border-strong:var(--rule-2);
  --accent:var(--amber);
  --cta-bg:var(--ink);
  --cta-fg:var(--bone);
  /* plus-grid texture painted behind figure panels */
  --plus:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='34' height='34'%3E%3Cpath d='M17 13.5v7M13.5 17h7' stroke='%2333303E' stroke-opacity='.22' stroke-width='1'/%3E%3C/svg%3E"); /* @kind other */
}