:root{color-scheme:dark;font-family:Arial,sans-serif;background:#080c0e;color:#e8f0f2;--cyan:#00f5ff;--muted:#a4b8bf}*{box-sizing:border-box}body{margin:0}a{color:var(--cyan);text-underline-offset:4px}header{display:flex;justify-content:space-between;gap:24px;padding:25px 5vw;border-bottom:1px solid #25353b}header a{text-decoration:none}header span{color:#ff65c6}main{max-width:1240px;margin:auto;padding:50px 5vw}.product{display:grid;grid-template-columns:1.2fr 1fr;gap:55px}img{display:block;width:100%;height:auto;max-height:480px;object-fit:contain;background:#000;border:1px solid #25353b}.eyebrow{font:14px monospace;letter-spacing:.14em;color:var(--cyan);margin-top:25px}h1{font-size:clamp(32px,4vw,56px);line-height:1.05;letter-spacing:-.04em;text-transform:uppercase}h1 span{color:var(--cyan)}h2{font-size:26px}h3{font-size:18px}p,li{font-size:16px;line-height:1.7;color:var(--muted)}li{margin:7px 0}aside{padding:28px;background:#10191d;border:1px solid #29414b}.price{font-size:52px;font-weight:bold}.price small{font-size:16px;color:var(--muted)}.license{border-top:1px solid #29414b;padding-top:12px;margin-top:24px}.accept{display:flex;gap:12px;font-size:15px;line-height:1.5;margin:24px 0}.accept input{width:22px;height:22px;flex-shrink:0;accent-color:var(--cyan)}.small{font-size:14px}button{background:var(--cyan);color:#080c0e;border:0;padding:16px;font-size:16px;font-weight:bold;cursor:pointer;margin:8px 0;width:100%}button:disabled{opacity:.5;cursor:wait}button[hidden]{display:none}:focus-visible{outline:3px solid #ff65c6;outline-offset:4px}footer{max-width:1240px;margin:auto;padding:30px 5vw;border-top:1px solid #29414b;color:var(--muted);font-size:14px}#status{border-left:3px solid var(--cyan);padding-left:14px}@media(max-width:760px){.product{grid-template-columns:1fr;gap:24px}header{font-size:14px;flex-wrap:wrap}main{padding-top:25px}aside{padding:22px}}

#login{max-width:460px}#login input{display:block;width:100%;padding:14px;margin:10px 0 18px;font-size:18px;background:#10191d;color:#e8f0f2;border:1px solid #29414b}.purchase{padding:24px;margin:24px 0;border:1px solid #29414b;max-width:620px}#logout{max-width:180px}