:root{--ink:#17221f;--muted:#5c6964;--paper:#fbfcfa;--card:#f1f5f2;--line:#dce6df;--accent:#2f6b57;--accent2:#e7f1ec;--max:1120px}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--paper);color:var(--ink);line-height:1.65}
a{color:var(--accent);text-decoration-thickness:.08em;text-underline-offset:.16em}img{max-width:100%}
.wrap{width:min(var(--max),92vw);margin:auto}.site-header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:10}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:68px}.brand{font-weight:800;letter-spacing:-.02em;text-decoration:none;color:var(--ink);font-size:1.15rem}
nav{display:flex;gap:18px;flex-wrap:wrap}nav a{text-decoration:none;color:var(--ink);font-size:.94rem}
.hero{padding:72px 0 40px}.eyebrow{font-weight:700;text-transform:uppercase;letter-spacing:.08em;font-size:.78rem;color:var(--accent)}
h1{font-size:clamp(2.2rem,5vw,4.6rem);line-height:1.02;letter-spacing:-.045em;margin:.25em 0}.lede{font-size:1.2rem;color:var(--muted);max-width:760px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}
.card h2,.card h3{margin-top:0}.btn{display:inline-block;background:var(--accent);color:white;text-decoration:none;padding:12px 17px;border-radius:999px;font-weight:700}.btn.secondary{background:var(--accent2);color:var(--accent)}
main.article{display:grid;grid-template-columns:minmax(0,760px) 280px;gap:44px;padding:48px 0}.article-body h2{margin-top:2.2em;line-height:1.15}.article-body h3{margin-top:1.6em}.note{background:var(--card);border-left:4px solid var(--accent);padding:16px 18px;border-radius:10px}
.disclosure{font-size:.92rem;color:var(--muted);border:1px solid var(--line);padding:14px 16px;border-radius:12px;background:#fff}.toc{position:sticky;top:92px;align-self:start}.toc ul{padding-left:18px}.crumbs{font-size:.88rem;color:var(--muted);padding-top:20px}
.meta{color:var(--muted);font-size:.92rem}.cta{background:var(--ink);color:white;border-radius:18px;padding:24px;margin:28px 0}.cta a{color:white}.evidence{border:1px solid var(--line);border-radius:16px;overflow:hidden;margin:26px 0}.evidence div{padding:14px 16px;border-top:1px solid var(--line)}.evidence div:first-child{border-top:0}.evidence strong{display:block}
footer{border-top:1px solid var(--line);margin-top:64px;padding:36px 0 56px;color:var(--muted);font-size:.92rem}.footer-links{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:12px}
@media(max-width:850px){.grid{grid-template-columns:1fr}.header-inner{align-items:flex-start;padding:14px 0}.site-header{position:static}nav{gap:10px}.hero{padding-top:42px}main.article{grid-template-columns:1fr}.toc{position:static;order:-1}}