:root{--bg:#0f1216;--card:#171c22;--fg:#e7ecf2;--mut:#9aa7b4;--acc:#3d8bfd;--err:#ff6b6b}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.5 -apple-system,Segoe UI,Roboto,Helvetica,Arial,"PingFang SC","Microsoft YaHei",sans-serif}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;background:#12161b;border-bottom:1px solid #232a32}
.brand{font-weight:600}
.who{color:var(--mut)}
.inline{display:inline}
.wrap{max-width:760px;margin:32px auto;padding:0 16px}
.card{background:var(--card);padding:24px;border-radius:12px;border:1px solid #232a32}
h1{font-size:20px;margin:0 0 16px}
label{display:block;margin:12px 0;color:var(--mut)}
input{width:100%;padding:10px;margin-top:6px;border-radius:8px;border:1px solid #2c343d;background:#0e1216;color:var(--fg)}
button,.btn{display:inline-block;padding:10px 16px;border-radius:8px;border:0;background:var(--acc);color:#fff;cursor:pointer;text-decoration:none}
button.link{background:none;color:var(--mut);text-decoration:underline;padding:0 0 0 8px}
.err{color:var(--err)}
.hint{color:var(--mut);font-size:13px}
code{background:#0e1216;padding:1px 6px;border-radius:6px}
.peerlist{list-style:none;padding:0}
.peerlist li{display:flex;justify-content:space-between;align-items:center;background:var(--card);border:1px solid #232a32;border-radius:10px;padding:14px 16px;margin:10px 0}
.pinfo small{display:block;color:var(--mut)}
.adv{margin-top:20px}
textarea{width:100%;height:80px;margin-top:8px;background:#0e1216;color:var(--fg);border:1px solid #2c343d;border-radius:8px;padding:8px}
.foot{text-align:center;color:var(--mut);font-size:12px;padding:24px}