:root{color-scheme:dark;--bg:#061019;--card:#0e1d28;--line:rgba(255,255,255,.1);--text:#f6f8fa;--muted:#9fb0bb;--cyan:#3cc8ed;--mint:#67e8c4;--yellow:#ffd34e}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 80% -10%,rgba(60,200,237,.18),transparent 34rem),var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",sans-serif;line-height:1.65}a{color:inherit}.shell{width:min(760px,calc(100% - 40px));margin:auto}.nav{display:flex;align-items:center;justify-content:space-between;padding:24px 0}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-weight:800;font-size:18px}.mark{width:38px;height:38px;border-radius:12px;background:var(--cyan);display:grid;place-items:center;color:#021018;font-weight:900}.navlinks{display:flex;gap:8px}.navlinks a{text-decoration:none;color:var(--muted);padding:8px 12px;border-radius:999px;font-size:14px}.navlinks a:hover,.navlinks a[aria-current="page"]{background:rgba(255,255,255,.08);color:var(--text)}main{padding:56px 0 96px}.eyebrow{color:var(--cyan);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.hero h1{font-size:clamp(40px,8vw,68px);line-height:1.02;letter-spacing:-.045em;margin:12px 0 20px}.hero p{font-size:19px;color:var(--muted);max-width:620px}.meta{display:flex;flex-wrap:wrap;gap:9px;margin-top:24px}.pill{padding:7px 11px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:13px}.content{margin-top:54px}.card{background:linear-gradient(145deg,rgba(255,255,255,.065),rgba(255,255,255,.025));border:1px solid var(--line);border-radius:24px;padding:clamp(20px,5vw,34px);margin:14px 0}.card h2{font-size:24px;line-height:1.2;margin:0 0 10px;letter-spacing:-.02em}.card p,.card li{color:var(--muted)}.card strong{color:var(--text)}.card ul{padding-left:20px}.notice{border-left:3px solid var(--mint)}.actions{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:30px}.action{display:block;text-decoration:none;border-radius:20px;padding:20px;background:var(--card);border:1px solid var(--line)}.action span{display:block;color:var(--muted);font-size:13px;margin-top:3px}.action:hover{border-color:rgba(60,200,237,.5);transform:translateY(-1px)}details{border-top:1px solid var(--line);padding:17px 0}details:last-child{border-bottom:1px solid var(--line)}summary{cursor:pointer;font-weight:700}details p{color:var(--muted);margin:8px 0 0}footer{border-top:1px solid var(--line);padding:24px 0 40px;color:var(--muted);font-size:13px}.footerrow{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.footerrow a{color:var(--muted)}@media(max-width:560px){.shell{width:min(100% - 28px,760px)}.nav{align-items:flex-start}.navlinks{gap:0}.navlinks a{padding:8px}.actions{grid-template-columns:1fr}main{padding-top:35px}.hero p{font-size:17px}}