:root{font-family:system-ui,-apple-system,"Microsoft YaHei",sans-serif;color:#e9edf4;background:#0e141e;color-scheme:dark}*{box-sizing:border-box}body{margin:0;padding:48px 20px;background:radial-gradient(ellipse at top,#1f344e,#0e141e 60%);min-height:100vh}main{max-width:480px;margin:auto;background:#141e2bdd;padding:36px;border:1px solid #33445b;border-radius:20px;box-shadow:0 24px 80px #0005}.eyebrow{font-size:12px;letter-spacing:3px;color:#78d6c2}h1{font-size:30px;margin:14px 0}h2{font-size:19px}p,footer{color:#9dacc0;line-height:1.6}label{display:block;margin:18px 0 8px;font-size:14px}input{display:block;width:100%;margin-top:8px;background:#0d1521;border:1px solid #38495e;border-radius:8px;padding:13px;color:#fff;font-size:16px}input:focus{outline:2px solid #78d6c2}button{width:100%;padding:13px;margin:18px 0 4px;background:#78d6c2;color:#102b29;border:0;border-radius:8px;font-size:16px;font-weight:650;cursor:pointer}button:disabled{opacity:.45;cursor:wait}details{margin-top:24px;border-top:1px solid #33445b;padding-top:20px}summary{cursor:pointer;color:#78d6c2}#notice{border-left:3px solid #78d6c2;background:#203044;padding:12px;font-size:14px;line-height:1.6}.mono{font-family:monospace;overflow-wrap:anywhere}output{display:block;margin:18px 0;color:#78d6c2}.secondary{background:#26374b;color:#c4d2e2}footer{font-size:12px;text-align:center;margin-top:30px}[hidden]{display:none!important}