:root{color-scheme:dark;font-family:Arial,Helvetica,sans-serif;background:#111113;color:#f7f5f2}*{box-sizing:border-box}body{margin:0}header,main,footer{max-width:720px;margin:auto;padding:24px}header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #34343b}header a{display:flex;gap:12px;align-items:center;color:inherit;text-decoration:none;font-weight:800}header img{width:48px;height:48px;object-fit:contain}header nav{display:flex;gap:12px;font-size:12px}h1{font-size:clamp(30px,7vw,46px);line-height:1.05;letter-spacing:-1.5px;margin:24px 0 16px}p,li{line-height:1.65;color:#c2c2cc}a{color:#f29680}button{font:inherit;cursor:pointer;min-height:48px;padding:12px 20px;border:1px solid #605255;border-radius:8px;background:#ee7c64;color:#161316;font-weight:700}button[aria-pressed=true]{background:#f0b39b}article{padding:22px;margin:24px 0;background:#1b1b20;border:1px solid #38343b;border-radius:12px}h2{font-size:18px}ol{padding-left:24px}li{margin-bottom:14px}label{display:flex;gap:12px;align-items:flex-start;line-height:1.5}input{width:20px;height:20px;flex:0 0 20px}textarea{width:100%;height:220px;padding:12px;background:#121217;border:1px solid #41414a;color:#ddd;font:12px/1.5 monospace;border-radius:8px;margin:14px 0;resize:vertical}small{display:block;line-height:1.6;color:#a2a2b0}footer{border-top:1px solid #34343b;padding-bottom:40px}#check-status{min-height:26px}#check-decoded{color:#f4d3c4;font-weight:bold}audio{display:none}@media(max-width:420px){header,main,footer{padding:18px}header a{font-size:13px}article{padding:16px}}

/* device-check:v60 */
label{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-block:18px}label span{flex:1 1 230px}select{max-width:100%;min-height:44px;background:#202026;color:#f5f4f6;border:1px solid #ffffff35;border-radius:5px;padding:8px}#check-download{margin:8px 0 8px 10px}@media(max-width:420px){#check-download{margin-left:0}}