:root{--bg:#0b1120;--card:#131d32;--card2:#192641;--line:#293954;--text:#edf3ff;--muted:#95a4bf;--primary:#4f8cff;--green:#34d399;--red:#fb7185}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 50% -15%,rgba(79,140,255,.16),transparent 38%),var(--bg);color:var(--text);font-family:Segoe UI,Arial,sans-serif}.topbar{height:74px;padding:0 6vw;border-bottom:1px solid var(--line);background:rgba(11,17,32,.92);display:flex;align-items:center;justify-content:space-between}.brand{display:flex;gap:12px;align-items:center}.logo{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,#4f8cff,#875cff);font-weight:800}.brand b{display:block}.brand small{display:block;color:var(--muted);font-size:12px;margin-top:2px}.pill{border:1px solid #35517f;color:#9fc1ff;border-radius:999px;padding:6px 11px;font-size:12px}main{width:min(1050px,calc(100% - 36px));margin:auto;padding:78px 0 50px}.hero{text-align:center}.eyebrow{font-size:11px;letter-spacing:.15em;font-weight:800;color:#69d9e0}.hero h1{font-size:clamp(40px,6vw,66px);letter-spacing:-.04em;margin:14px 0}.hero>p{max-width:700px;margin:0 auto 38px;color:var(--muted);line-height:1.7;font-size:17px}.release{display:flex;align-items:center;gap:24px;text-align:left;background:linear-gradient(145deg,var(--card),#0f1728);border:1px solid var(--line);border-radius:16px;padding:25px;box-shadow:0 22px 70px rgba(0,0,0,.25)}.release>div:first-child{flex:1}.label{font-size:10px;letter-spacing:.13em;color:var(--muted);font-weight:800}.release h2{margin:7px 0 5px}.muted{color:var(--muted)}button{border:0;border-radius:9px;padding:12px 18px;font-weight:750;cursor:pointer;background:var(--primary);color:#fff}button:disabled{opacity:.45;cursor:not-allowed}.message{min-height:18px;margin-top:10px;color:#ff9aaa}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:16px}.features article,.license,.notes{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:23px}.icon{color:var(--green);font-size:20px;margin-bottom:10px}.features h3{margin:0 0 8px}.features p{color:var(--muted);font-size:14px;line-height:1.6;margin:0}.license{margin-top:16px;display:grid;gap:18px}.license h2{margin:7px 0}.row{display:flex;gap:10px}.row input{flex:1;min-width:0;background:#0d1628;color:var(--text);border:1px solid var(--line);border-radius:9px;padding:13px;font:600 14px Consolas,monospace;outline:none}.row input:focus{border-color:var(--primary)}.status{min-height:18px;font-size:13px}.good{color:#80e8bc}.bad{color:#ff9aaa}.notes{margin-top:16px}.notes h2{margin:7px 0 12px}.notes div:last-child{white-space:pre-wrap;color:var(--muted);line-height:1.7;font-size:14px}footer{border-top:1px solid var(--line);padding:20px 6vw 30px;color:var(--muted);font-size:12px;display:flex;justify-content:space-between}@media(max-width:700px){main{padding-top:50px}.release{flex-direction:column;align-items:stretch}.release button{width:100%}.features{grid-template-columns:1fr}.row{flex-direction:column}footer{gap:8px;flex-direction:column}}