/* Vetreve shared base. Legacy token NAMES kept for compatibility; VALUES are Ink & Gold (2026-10-22). Spec: vetreve/brand/DESIGN-SYSTEM.md.
   Mobile first. Fonts load via <link> to Google Fonts in each page head:
   Geist 400..700, Geist Mono 500, Instrument Serif 400.
   Every text/background token pair below is >= 7:1. Clay is for strike marks and
   one highlight only, never for body text. No hidden-by-opacity text, no reveal classes. */
:root{
  --cream:#f1ece1;
  --cream-soft:#ebe5d6;
  --cream-card:#f9f5ea;
  --ink:#1c1a14;
  --ink-soft:#3a352b;
  --muted:#4a4539;
  --forest:#15140f;
  --forest-deep:#1f1d17;
  --night:#0c1e17;
  --paper:#f1ece1;
  --mint:#d6c9a3;
  --clay:#b5542d;
  --line:#c9c1ad;
  --line-dark:#3b5f51;

  --font-sans:"Instrument Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --font-mono:"Instrument Sans",ui-monospace,SFMono-Regular,Menlo,monospace;
  --font-serif:"Newsreader",Georgia,"Times New Roman",serif;

  --radius:12px;
  --btn-h:52px;
  --wrap:1140px;
  --gutter:16px;
  --sec-pad:56px;
  --measure:62ch;
  --shadow:0 18px 40px -22px rgba(12,30,23,.45);
}
@media (min-width:640px){:root{--gutter:28px}}
@media (min-width:900px){:root{--sec-pad:72px}}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:var(--font-sans);font-size:19px;font-weight:500;line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img,svg,video{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-family:var(--font-sans);font-weight:700;color:inherit;margin:0 0 .5em;letter-spacing:-.015em}
h1{font-size:clamp(36px,5vw,60px);line-height:1.08}
h2{font-size:clamp(30px,4vw,44px);line-height:1.12}
h3{font-size:22px;line-height:1.25}
p{margin:0 0 1em;max-width:var(--measure)}
a{color:var(--forest);text-underline-offset:3px}
ul,ol{margin:0 0 1em;padding-left:1.2em}
li{margin-bottom:.35em}
small,figcaption,.caption{font-size:16px;line-height:1.5}
figure{margin:0}
:focus-visible{outline:3px solid var(--clay);outline-offset:3px}

.eyebrow{font-family:var(--font-mono);font-size:16px;font-weight:500;text-transform:uppercase;letter-spacing:.06em;line-height:1.4;margin:0 0 14px;color:var(--muted)}
.muted{color:var(--muted)}
.mono{font-family:var(--font-mono);font-weight:500}
.serif-display{font-family:var(--font-serif);font-weight:400;font-size:clamp(44px,6vw,64px);line-height:1.08;letter-spacing:-.01em}
.strike{text-decoration:line-through;text-decoration-color:var(--clay);text-decoration-thickness:3px}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
section,.sec{padding:var(--sec-pad) 0}
.sec-cream{background:var(--cream);color:var(--ink)}
.sec-soft{background:var(--cream-soft);color:var(--ink)}
.sec-forest{background:var(--forest);color:var(--paper)}
.sec-night{background:var(--night);color:var(--paper)}
.sec-forest .eyebrow,.sec-night .eyebrow{color:var(--mint)}
.sec-forest a,.sec-night a{color:var(--mint)}
.sec-forest .muted,.sec-night .muted{color:var(--mint)}
.card{background:var(--cream-card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;color:var(--ink)}

/* Buttons: 12px radius, 52px tall, never pills */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:var(--btn-h);padding:0 26px;border-radius:var(--radius);border:2px solid var(--forest);background:var(--forest);color:var(--cream);font-family:var(--font-sans);font-size:18px;font-weight:700;line-height:1.2;text-decoration:none;cursor:pointer;text-align:center;max-width:100%}
.btn:hover{background:var(--forest-deep);border-color:var(--forest-deep)}
.btn-ghost{background:transparent;color:var(--ink);border:2px solid var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--cream);border-color:var(--ink)}
.btn-paper{background:var(--cream);color:var(--forest);border:2px solid var(--cream)}
.btn-paper:hover{background:var(--mint);color:var(--forest-deep);border-color:var(--mint)}
.textlink{font-weight:700;color:inherit;display:inline-flex;align-items:center;min-height:44px}

/* Grid helpers: one column under 640px */
.grid{display:grid;gap:22px;grid-template-columns:1fr}
@media (min-width:640px){
  .grid-2{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(3,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:900px){
  .grid-4{grid-template-columns:repeat(4,1fr)}
  .split{grid-template-columns:1.05fr .95fr;align-items:center;gap:48px}
}
.stack>*+*{margin-top:16px}
.row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

/* Sticky header: wordmark + one button */
.hdr{position:sticky;top:0;z-index:50;background:var(--cream);color:var(--ink);border-bottom:1px solid var(--line);min-height:72px;display:flex;align-items:center}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px}
.hdr-dark{background:var(--night);color:var(--paper);border-bottom:1px solid var(--line-dark)}
.wordmark{font-family:var(--font-serif);font-weight:400;font-size:34px;line-height:1;letter-spacing:-.01em;color:inherit;text-decoration:none;display:inline-flex;align-items:center;min-height:44px}
.wordmark em{font-style:italic;color:var(--forest)}
.hdr-dark .wordmark em,.sec-night .wordmark em,.sec-forest .wordmark em,.ftr .wordmark em{color:var(--mint)}

/* Footer */
.ftr{background:var(--night);color:var(--paper);padding:48px 0}
.ftr a{color:var(--mint);display:inline-flex;align-items:center;min-height:44px}
.ftr .grid{align-items:start}
.ftr ul{list-style:none;padding:0;margin:0}
.ftr li{margin:0}
.ftr small{color:var(--mint)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}

/* Pending-approval chip: marks a claim Brian still has to confirm. */
.chk{display:inline-block;vertical-align:middle;background:#ffe066;color:#3d3000;font:600 16px/1 var(--font-sans);padding:6px 9px;border-radius:8px;margin-left:6px;cursor:help}

/* Version 3 (Ink and Gold) tokens. Scoped to body.v3 so Version 1 and Version 2 render unchanged.
   Pairs used for text are all >= 7:1: cream/sec-dk/gold on ink, ink/sec-lt on cream, ink on gold. */
body.v3{
  --ig-ink:#15140f;--ig-ink-2:#1f1d17;--ig-cream:#f9f6ef;--ig-deep:#f1ece1;--ig-card:#fbf9f4;
  --ig-tx-dk:#f1ece1;--ig-sec-dk:#cfcabd;--ig-gold:#d6c9a3;--ig-gold-dk:#8a7a4a;--ig-sec-lt:#4a4539;
  --ig-red:#b4372a;--ig-red-fill:#e2695a;--ig-red-tx:#f19a8c;
  --ig-line-dk:rgba(241,236,225,.14);--ig-line-lt:rgba(21,20,15,.12);
  --ig-serif:"Newsreader",Georgia,"Times New Roman",serif;
  --ig-sans:"Instrument Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  background:var(--ig-cream);color:var(--ig-ink);font-family:var(--ig-sans);
}