:root{color-scheme:dark;--bg:#0a1722;--panel:#102535;--ink:#f2f6f8;--muted:#b4c7d2;--line:#294351;--accent:#90e5d1}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.7 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:var(--accent);text-underline-offset:.25em}a:hover{color:white}a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}header,main,footer{max-width:1120px;margin:auto;padding:24px 28px}header{display:flex;justify-content:space-between;gap:24px;align-items:center;border-bottom:1px solid var(--line)}.brand{font-size:20px;letter-spacing:.12em;font-weight:800;text-decoration:none;color:white}.brand span{color:var(--accent)}nav{display:flex;gap:24px;flex-wrap:wrap}nav a{font-size:15px;color:var(--muted)}nav a[aria-current]{color:var(--accent)}main{padding-top:65px;padding-bottom:65px}.eyebrow{text-transform:uppercase;letter-spacing:.18em;font-size:12px;color:var(--accent);font-weight:700}h1{font-size:clamp(36px,6.5vw,72px);line-height:1.04;letter-spacing:-.045em;max-width:850px;margin:20px 0 25px}h2{font-size:26px;line-height:1.25;margin:36px 0 14px}h3{font-size:19px}.lead{font-size:21px;max-width:710px;color:var(--muted)}p{margin:12px 0 20px}.button{display:inline-block;padding:12px 22px;border-radius:7px;background:var(--accent);color:#092219;text-decoration:none;font-weight:700;margin:8px 12px 8px 0;overflow-wrap:anywhere}.button:hover{background:white;color:#092219}.secondary{background:var(--panel);color:var(--ink);border:1px solid var(--line)}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}.card{padding:26px;background:var(--panel);border:1px solid var(--line);border-radius:10px}.card h2{margin-top:0;font-size:22px}.card p,.muted{color:var(--muted)}figure{margin:42px 0 0}figure img{width:100%;height:auto;border-radius:12px;border:1px solid var(--line)}figcaption{font-size:13px;color:var(--muted);padding-top:8px}.prose{max-width:820px}.prose h1{font-size:clamp(36px,6vw,56px)}.prose li{margin:8px 0}.prose a{overflow-wrap:anywhere}.language{display:flex;gap:15px;margin:25px 0 35px}.language a{padding:5px 12px;border:1px solid var(--line);border-radius:5px}section[id]{scroll-margin-top:25px}.notice{border-left:3px solid var(--accent);padding:14px 22px;background:var(--panel);margin:28px 0}details{border-bottom:1px solid var(--line);padding:18px 0}summary{cursor:pointer;font-size:19px;font-weight:650}footer{border-top:1px solid var(--line);font-size:14px;color:var(--muted);display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}footer a{margin-left:14px}@media(max-width:680px){header,main,footer{padding-left:20px;padding-right:20px}header{align-items:flex-start;flex-direction:column;gap:12px}main{padding-top:40px}.grid{grid-template-columns:1fr}.lead{font-size:19px}nav{gap:20px}.card{padding:22px}footer{display:block}footer a{margin-left:0;margin-right:20px}}