:root{color-scheme:dark;--bg:#020a14;--panel:#0c192a;--line:#20344c;--muted:#a0b3c9;--cyan:#21e8f5}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 90% 15%,#10314a 0,transparent 48%),var(--bg);color:#f5fbff;font:16px/1.6 system-ui,sans-serif}main{max-width:1120px;margin:auto;padding:32px}header,.row{display:flex;justify-content:space-between;align-items:center;gap:18px}.brand{font-weight:800;letter-spacing:2px;color:#f5fbff;text-decoration:none}.brand span,h1 span,.eyebrow,article b{color:var(--cyan)}.badge{font-size:11px;letter-spacing:2px;color:var(--muted)}.hero{padding:80px 0 48px;max-width:800px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:3px}h1{font-size:clamp(36px,5vw,60px);line-height:1.12;letter-spacing:-2px;margin:22px 0}p{color:var(--muted)}.hero>p{max-width:610px}.actions{display:flex;align-items:center;gap:14px;margin:30px 0 18px}button,.secondary{font:inherit;cursor:pointer;display:inline-block;border:1px solid transparent;border-radius:12px;padding:12px 20px;background:var(--cyan);color:var(--bg);font-weight:700;text-decoration:none}button:disabled{opacity:.5;cursor:wait}.secondary{background:transparent;border-color:var(--line);color:#e1edfa}a{color:var(--cyan)}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding:32px 0}.cards article,.panel{border:1px solid var(--line);border-radius:20px;background:var(--panel);padding:26px}.cards h2{font-size:20px}.panel h2{margin:0}select{display:block;width:100%;margin:12px 0 24px;padding:13px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:white;font:inherit}li{padding:10px 0;border-bottom:1px solid var(--line)}ul{list-style:none;padding:0}.panel{margin-bottom:20px}footer{padding:25px 0;border-top:1px solid var(--line);font-size:13px}#message{font-size:14px;min-height:24px}button:focus-visible,a:focus-visible,select:focus-visible{outline:3px solid white;outline-offset:4px}[hidden]{display:none!important}@media(max-width:640px){main{padding:22px}.hero{padding-top:45px}.cards{grid-template-columns:1fr}.badge{display:none}.row{align-items:flex-start;flex-direction:column}.actions{flex-wrap:wrap}}