:root{
  --bg:#f6f7f9; --panel:#fff; --line:#e3e6ea; --ink:#15181d; --muted:#697384;
  --brand:#2f6df6; --brand-ink:#fff; --ok:#12855a; --warn:#b7791f; --err:#d0342c;
  --chip:#eef1f5; --radius:10px;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
}
@media (prefers-color-scheme:dark){
  :root{--bg:#111418;--panel:#181c22;--line:#2a3038;--ink:#e6e9ee;--muted:#98a2b3;
        --chip:#232932;--ok:#3ddc97;--warn:#e0b341;--err:#ff6b60;--brand:#4d84ff;}
}
*{box-sizing:border-box}
body{margin:0;font:14px/1.6 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Segoe UI,sans-serif;
     background:var(--bg);color:var(--ink)}
a{color:var(--brand)}
header{display:flex;align-items:center;gap:16px;padding:12px 20px;background:var(--panel);
       border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;flex-wrap:wrap}
header h1{font-size:15px;margin:0;font-weight:650;letter-spacing:.3px}
header .spacer{flex:1}
nav{display:flex;gap:4px;flex-wrap:wrap}
nav button{background:none;border:0;padding:6px 12px;border-radius:8px;color:var(--muted);
           cursor:pointer;font-size:13px;font-weight:550}
nav button:hover{background:var(--chip);color:var(--ink)}
nav button.on{background:var(--brand);color:var(--brand-ink)}
main{padding:20px;max-width:1240px;margin:0 auto}
section{display:none} section.on{display:block}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
      padding:16px;margin-bottom:16px}
.card h2{margin:0 0 4px;font-size:14px;font-weight:650}
.card p.hint{margin:0 0 12px;color:var(--muted);font-size:12.5px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px}
.stat b{display:block;font-size:24px;font-weight:680;line-height:1.2}
.stat span{color:var(--muted);font-size:12px}
button.btn{background:var(--brand);color:var(--brand-ink);border:0;border-radius:8px;
           padding:7px 14px;font-size:13px;font-weight:560;cursor:pointer}
button.btn:hover{filter:brightness(1.08)} button.btn:disabled{opacity:.5;cursor:not-allowed}
button.ghost{background:var(--chip);color:var(--ink)}
button.danger{background:var(--err);color:#fff}
button.mini{padding:3px 9px;font-size:12px;border-radius:6px}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:560;font-size:12px;white-space:nowrap}
tr:hover td{background:var(--chip)}
input,select,textarea{background:var(--bg);border:1px solid var(--line);border-radius:7px;
       padding:7px 9px;color:var(--ink);font:inherit;font-size:13px;width:100%}
textarea{font-family:var(--mono);font-size:12.5px;line-height:1.5}
label{display:block;font-size:12px;color:var(--muted);margin:10px 0 4px;font-weight:550}
label .req{color:var(--err)}
.tag{display:inline-block;padding:1px 7px;border-radius:20px;background:var(--chip);
     font-size:11.5px;color:var(--muted);white-space:nowrap}
.tag.ok{background:color-mix(in srgb,var(--ok) 18%,transparent);color:var(--ok)}
.tag.err{background:color-mix(in srgb,var(--err) 18%,transparent);color:var(--err)}
.tag.off{opacity:.55}
dialog{border:1px solid var(--line);border-radius:12px;background:var(--panel);color:var(--ink);
       padding:0;width:min(560px,92vw);box-shadow:0 20px 60px rgba(0,0,0,.28)}
dialog::backdrop{background:rgba(0,0,0,.45)}
dialog .dlg-head{padding:14px 18px;border-bottom:1px solid var(--line);font-weight:650;font-size:14px}
dialog .dlg-body{padding:6px 18px 18px;max-height:64vh;overflow:auto}
dialog .dlg-foot{padding:12px 18px;border-top:1px solid var(--line);display:flex;gap:8px;justify-content:flex-end}
pre.log{background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:12px;
        font-family:var(--mono);font-size:12px;max-height:420px;overflow:auto;white-space:pre-wrap;margin:0}
.md{background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:16px;
    max-height:520px;overflow:auto;white-space:pre-wrap;font-size:13px;line-height:1.75}
#toast{position:fixed;right:18px;bottom:18px;display:flex;flex-direction:column;gap:8px;z-index:99}
#toast div{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--brand);
           border-radius:8px;padding:10px 14px;font-size:13px;box-shadow:0 8px 24px rgba(0,0,0,.18);
           max-width:380px;animation:slide .2s ease}
#toast div.err{border-left-color:var(--err)} #toast div.ok{border-left-color:var(--ok)}
@keyframes slide{from{opacity:0;transform:translateX(14px)}to{opacity:1;transform:none}}
.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px}
.login-wrap .card{width:min(360px,100%)}
.muted{color:var(--muted)}
.mono{font-family:var(--mono);font-size:12.5px}
.scroll{overflow-x:auto}
.checkbox-list{display:flex;flex-wrap:wrap;gap:6px 14px;max-height:180px;overflow:auto;
               border:1px solid var(--line);border-radius:7px;padding:9px}
.checkbox-list label{display:flex;align-items:center;gap:5px;margin:0;font-size:12.5px;color:var(--ink)}
.checkbox-list input{width:auto}