:root{
  --ink:#1f2f46;
  --ink-2:#304863;
  --kraft:#c79755;
  --kraft-dark:#926c36;
  --paper:#fffaf1;
  --card:#ffffff;
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  --teal:#20746f;
  --teal-dark:#155854;
  --line:#d8c9b3;
  --muted:#5e6a76;
  --shadow:0 16px 40px rgba(31,47,70,.12);
  --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:linear-gradient(180deg,#fffaf1 0,#f6efe2 42%,#f8f9f7 100%);line-height:1.65;font-size:17px}
a{color:var(--teal-dark);text-decoration-thickness:2px;text-underline-offset:3px}
a:hover{color:#0f423f}
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h2{font-size:clamp(1.7rem,3vw,2.45rem);line-height:1.05;margin:0;letter-spacing:-.04em}.muted{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1.15rem;box-shadow:0 8px 24px rgba(31,47,70,.06)}.card h3{margin:.15rem 0 .45rem;font-size:1.18rem;line-height:1.16}.card p{margin:.45rem 0}.card .small{font-size:.92rem}.pill-row{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:.8rem}.pill{display:inline-flex;align-items:center;border-radius:999px;padding:.24rem .6rem;background:#f3eadb;color:#62451e;font-size:.86rem;font-weight:800}.feature-band{background:#17283e;color:#fff;border-radius:28px;padding:1.5rem;box-shadow:var(--shadow)}.feature-band h2,.feature-band h3{color:#fff}.feature-band a{color:#d7fff9}.diagram{background:#fff;border:1px dashed 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