:root{font:15px/1.65 system-ui,"Microsoft YaHei",sans-serif;color:#192c29;background:#f3f6f4}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0}main{max-width:900px;padding:32px 20px;margin:auto}header,.toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px}.eyebrow{letter-spacing:.13em;font-size:11px;color:#55766b}h1{font-size:28px;line-height:1.3;margin:4px 0}h2{font-size:18px}.muted,footer{color:#60706a;font-size:13px}section{margin-top:28px}form{display:flex;flex-wrap:wrap;align-items:center;gap:12px}#profile-form{display:grid;grid-template-columns:1fr;margin:16px 0}#profile-form label{display:flex;flex-direction:column;gap:4px}#library-editor select{max-width:100%;padding:8px}textarea{width:100%;font:14px/1.6 monospace}#qr{max-width:100%;height:auto;background:white}#setup-key{overflow-wrap:anywhere}#enrollment{max-width:520px}input[type=checkbox]{min-width:0}input,button{font:inherit;padding:9px 13px;border:1px solid #bccbc5;border-radius:6px}button{cursor:pointer;background:white;color:#234639}button:disabled{opacity:.55;cursor:default}.primary{background:#176047;color:white;border-color:#176047}input{min-width:200px}.card{background:white;border:1px solid #dbe4df;border-radius:9px;margin:12px 0;padding:18px;overflow-wrap:anywhere}.card h3{font-size:17px;margin:0 0 8px}.meta{color:#61736b;font-size:12px}.note{white-space:pre-wrap;background:#f6f8f6;padding:10px;border-radius:5px}a{color:#116047}summary{cursor:pointer}footer{margin-top:30px;border-top:1px solid #dbe4df;padding-top:16px}#status{color:#86551e}button:focus-visible,input:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #5a9ba7;outline-offset:2px}@media(max-width:550px){main{padding:18px 14px}form{align-items:stretch;flex-direction:column}h1{font-size:24px}}