:root{--bg:#f6f7f9;--card:#fff;--ink:#17202a;--muted:#637080;--line:#dfe5eb;--accent:#2d5d62;--accent2:#eaf1ef;--max:1160px}
*{box-sizing:border-box} body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink);line-height:1.68}
a{color:#245c67;text-decoration-thickness:1px;text-underline-offset:3px} .wrap{max-width:var(--max);margin:auto;padding:0 22px}
header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.nav{display:flex;align-items:center;justify-content:space-between;min-height:70px;gap:24px}
.brand{display:flex;gap:11px;align-items:center;text-decoration:none;color:var(--ink);font-weight:800;letter-spacing:-.02em}.mark{width:34px;height:34px;border-radius:9px;background:var(--accent);display:grid;place-items:center;color:white;font-size:19px}
nav ul{display:flex;gap:18px;list-style:none;padding:0;margin:0;flex-wrap:wrap} nav a{text-decoration:none;color:#344250;font-size:.93rem}
.hero{padding:72px 0 44px}.eyebrow{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;font-weight:800;color:var(--accent)}
h1{font-size:clamp(2.25rem,5vw,4.6rem);line-height:1.03;letter-spacing:-.045em;margin:.22em 0 .3em}h2{font-size:clamp(1.55rem,3vw,2.25rem);line-height:1.15;letter-spacing:-.025em;margin:1.7em 0 .55em}h3{line-height:1.25;margin-top:1.6em}
.lede{font-size:1.16rem;color:#445260;max-width:760px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px}.card h3{margin-top:0}.pill{display:inline-block;border-radius:999px;background:var(--accent2);padding:6px 10px;font-size:.78rem;font-weight:700;color:var(--accent)}
main article{max-width:790px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:clamp(24px,5vw,52px);margin:42px auto}.article-meta{color:var(--muted);font-size:.9rem}.note,.evidence,.disclosure{border-left:4px solid var(--accent);background:var(--accent2);padding:16px 18px;margin:24px 0}.cta{background:#172f33;color:#fff;border-radius:16px;padding:26px;margin:30px 0}.cta h2,.cta h3{margin-top:0;color:#fff}.button{display:inline-block;background:#fff;color:#17363b!important;text-decoration:none;font-weight:800;padding:12px 17px;border-radius:10px;margin-top:8px}
table{border-collapse:collapse;width:100%;font-size:.95rem}th,td{padding:12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
footer{margin-top:70px;padding:42px 0;border-top:1px solid var(--line);background:white;color:var(--muted);font-size:.9rem}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}
.breadcrumb{font-size:.85rem;color:var(--muted);margin:24px 0 0}.related{margin-top:44px;border-top:1px solid var(--line);padding-top:20px}.related ul{padding-left:20px}
@media(max-width:800px){.grid,.footer-grid{grid-template-columns:1fr}.nav{align-items:flex-start;padding:14px 0;flex-direction:column}.hero{padding-top:44px}header{position:static}nav ul{gap:11px}}