:root{color-scheme:dark;--bg:#080e19;--card:#111b2b;--line:#26384e;--text:#eef3fb;--muted:#a7b5c9;--blue:#64caff;--pink:#ee84c7}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 85% 20%,#12304d70,transparent 50%),var(--bg);color:var(--text);font:16px/1.65 system-ui,-apple-system,Segoe UI,sans-serif}header,main,footer{max-width:1240px;margin:auto;padding:26px 32px}header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}a{color:var(--blue)}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text);font-size:25px;font-weight:750;line-height:1.2}.brand small{display:block;font-size:10px;letter-spacing:.2em;margin-top:7px;color:var(--muted)}.blue{color:var(--blue)}.back{font-size:14px;text-decoration:none}main{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center;padding-top:90px;padding-bottom:80px}.eyebrow{color:var(--pink);font-size:11px;letter-spacing:.18em;font-weight:700}h1{font-size:clamp(30px,3.6vw,46px);line-height:1.18;letter-spacing:-.04em;margin:20px 0}p{color:var(--muted)}.intro>p{max-width:490px}.topics{display:flex;gap:10px;flex-wrap:wrap;margin:28px 0}.topics span{border:1px solid var(--line);border-radius:20px;padding:6px 12px;font-size:12px}.card{padding:34px;background:linear-gradient(145deg,#172438,#0e1725);border:1px solid var(--line);border-radius:22px;box-shadow:0 28px 70px #0003}.mark{color:var(--pink);font-size:30px}h2{font-size:25px;letter-spacing:-.03em;margin:9px 0}label{display:block;font-size:14px;margin:20px 0 8px}input[type=email]{width:100%;background:#080f1c;border:1px solid #3c536e;border-radius:9px;padding:14px;color:var(--text);font:inherit}.check{display:flex;gap:10px;font-size:12px;color:var(--muted);align-items:flex-start}.check input{margin-top:5px;accent-color:var(--blue)}button,.button{display:block;border:0;width:100%;margin-top:24px;border-radius:9px;padding:14px 18px;background:var(--blue);color:#07101d;font:700 15px system-ui;cursor:pointer;text-decoration:none;text-align:center}button:hover,.button:hover{background:#9edfff}:focus-visible{outline:3px solid var(--pink);outline-offset:3px}.small{font-size:12px;line-height:1.6}.error{border-left:3px solid var(--pink);padding:12px;background:#ee84c710;color:#ffd6ed}.trap{position:absolute;left:-9999px}details{grid-column:1/-1;border-top:1px solid var(--line);padding-top:20px;font-size:13px;color:var(--muted)}summary{cursor:pointer}footer{font-size:12px;color:var(--muted);border-top:1px solid var(--line)}@media(max-width:760px){header,main,footer{padding-left:22px;padding-right:22px}header{gap:20px}.brand{font-size:20px}.back{font-size:12px}main{grid-template-columns:1fr;gap:26px;padding-top:40px}.card{padding:25px}.intro p{font-size:15px}h1{font-size:34px}}