:root{--ink:#102a43;--blue:#1769e0;--line:#d9e6f4;--muted:#58708a;--green:#19723a}*{box-sizing:border-box}body{margin:0;background:#f7fbff;color:var(--ink);font:16px/1.5 system-ui,-apple-system,"Segoe UI",sans-serif}header{width:min(1120px,calc(100% - 48px));margin:auto;padding:22px 0;border-bottom:1px solid var(--line);display:flex;gap:28px;align-items:center}.brand{font-size:1.3rem;font-weight:850;letter-spacing:.08em;color:var(--blue);text-decoration:none}nav{display:flex;gap:14px;flex-wrap:wrap}nav a{color:#315675;text-decoration:none;font-weight:650}main{width:min(820px,calc(100% - 48px));margin:0 auto;padding:54px 0 70px}.eyebrow{color:var(--blue);font-size:.85rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em}h1{font-size:clamp(2.4rem,7vw,4.8rem);line-height:1;margin:8px 0 16px;letter-spacing:-.06em}.lead{font-size:1.15rem;color:#42607d;max-width:680px}article{margin-top:18px;padding:20px;border:1px solid var(--line);border-radius:14px;background:#fff}article h2{margin:0}article p{margin:5px 0;color:var(--muted)}b{font-size:.9rem;color:var(--green)}.note{margin-top:30px;color:var(--muted);font-size:.92rem}@media(max-width:680px){header{width:min(100% - 32px,1120px);display:block}nav{margin-top:12px}main{width:min(100% - 32px,820px)}}