:root{--bg: #f7fcff;--ink: #14344a;--muted: #688296;--brand: #0284c7;--brand-strong: #0369a1;--accent: #38bdf8;--line: #deebf3;--card: #ffffff;--warn-bg: #fff7ed;--warn-line: #fb923c;--danger: #dc2626;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}*{box-sizing:border-box}body{margin:0}a{color:var(--brand);text-decoration:none}header,main,footer{max-width:980px;margin:auto;padding:24px}header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:16px}.brand{display:flex;align-items:center;gap:10px;font-weight:750;color:var(--ink)}.brand>span{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--accent);color:#fff;font-weight:800}.brand i{font-style:normal;color:#7990a0;font-weight:400}header nav{display:flex;gap:20px;font-size:14px}footer{margin-top:40px;border-top:1px solid var(--line);color:#7890a0;display:flex;justify-content:space-between;font-size:13px}h1{font-size:30px;letter-spacing:-1px;margin:8px 0 6px}h2{font-size:19px;margin:0 0 12px}.lead{color:var(--muted);margin:0 0 22px}.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px;margin-bottom:18px}.grid{display:grid;grid-template-columns:1.2fr 1fr;gap:18px}@media(max-width:720px){.grid{grid-template-columns:1fr}}.field{display:block;margin-bottom:16px}.field>span{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}input,select,textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit;color:var(--ink);background:#fff}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent)}textarea{resize:vertical}.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.advanced{padding:4px 0;border-top:1px dashed var(--line);margin-top:14px}button{font-family:inherit;cursor:pointer}.primary{display:inline-block;background:var(--brand);color:#fff;border:none;padding:13px 20px;border-radius:10px;font-size:15px;font-weight:600}.primary:hover{background:var(--brand-strong)}.primary:disabled{opacity:.6;cursor:default}.ghost{background:#fff;color:var(--brand);border:1px solid var(--line);padding:10px 14px;border-radius:10px;font-size:14px}.ghost:hover{border-color:var(--accent)}.link-btn{background:none;border:none;color:var(--brand);padding:4px 0;font-size:14px;margin-bottom:14px}.error{color:var(--danger);font-size:14px;margin:12px 0}.hint{color:var(--muted);font-size:13px;margin-top:16px;line-height:1.7}.warn{background:var(--warn-bg);border-left:3px solid var(--warn-line);color:#9a3412;font-size:13px;padding:10px 14px;border-radius:8px;margin:0 0 14px}.note{color:var(--muted);font-size:13px;margin:12px 0}.copyrow{display:flex;gap:8px}.copyrow input{flex:1;font-family:ui-monospace,monospace;font-size:13px}.meta{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:16px 0}.meta>div{background:#f3f9fd;border-radius:12px;padding:12px 14px}.meta span{display:block;font-size:12px;color:var(--muted)}.meta b{font-size:15px;font-weight:600}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}.qr{text-align:center}.qr img{width:256px;height:256px;border:1px solid var(--line);border-radius:14px;padding:10px;background:#fff;margin:0 auto 14px;display:block}.token input{font-family:ui-monospace,monospace;font-size:13px}.notfound{text-align:center;padding:60px 0}code{background:#eaf7ff;color:var(--brand-strong);padding:2px 6px;border-radius:6px;font-family:ui-monospace,monospace;font-size:13px}.docs ul,.docs dl{margin:0;padding-left:20px;color:var(--muted);line-height:1.9}.docs dt{font-weight:600;color:var(--ink);margin-top:10px}.docs dd{margin:2px 0 8px}@media(max-width:680px){header,main,footer{padding:18px}.row{grid-template-columns:1fr}h1{font-size:26px}}