:root{
  --font: system-ui,-apple-system,"Segoe UI","PingFang TC","Noto Sans TC","Microsoft JhengHei",sans-serif;
  --mono: ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --accent:#4f46e5; --accent-weak:#eef2ff; --accent-ink:#fff;
  --bg:#f7f7f9; --surface:#fff; --surface-2:#f2f3f6; --border:#e6e7ec; --text:#1b1d24; --muted:#6b7080;
  --ok:#16a34a; --ok-weak:#e8f7ee; --warn:#b45309; --warn-weak:#fdf3e4; --danger:#dc2626; --danger-weak:#fdecec;
  --radius:14px; --shadow:0 1px 2px rgba(16,24,40,.04),0 1px 3px rgba(16,24,40,.05);
}
[data-theme=dark]{
  --accent:#818cf8; --accent-weak:#25264a; --accent-ink:#0f1020;
  --bg:#0f1115; --surface:#171a21; --surface-2:#1e222b; --border:#2a2f3a; --text:#e7e9ee; --muted:#9097a6;
  --ok:#4ade80; --ok-weak:#163223; --warn:#fbbf24; --warn-weak:#33290f; --danger:#f87171; --danger-weak:#3a1a1c;
  --shadow:none;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font:15px/1.6 var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}
.hidden{display:none!important}
svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
a{color:var(--accent)}
code,.mono{font-family:var(--mono);font-size:.88em}
.muted{color:var(--muted)} .small{font-size:13px} .center{text-align:center}
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border);background:var(--surface);color:var(--text);padding:8px 14px;border-radius:10px;font:inherit;font-size:14px;cursor:pointer;transition:.15s;white-space:nowrap;text-decoration:none}
.btn:hover{background:var(--surface-2)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}
.btn.primary:hover{filter:brightness(1.07)}
.btn.ghost{background:transparent;border-color:transparent}
.btn.ghost:hover{background:var(--surface-2)}
.btn.danger{color:var(--danger)} .btn.danger:hover{background:var(--danger-weak);border-color:transparent}
.btn.sm{padding:5px 10px;font-size:13px;border-radius:8px}
.btn.block{width:100%;justify-content:center;padding:11px}
.btn:disabled{opacity:.45;cursor:not-allowed}
.icon-btn{border:0;background:transparent;color:var(--muted);width:36px;height:36px;border-radius:10px;display:inline-grid;place-items:center;cursor:pointer}
.icon-btn:hover{background:var(--surface-2);color:var(--text)}
input,select,textarea{font:inherit;font-size:14px;color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:9px 12px;width:100%;outline:none;transition:.15s}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-weak)}
textarea{font-family:var(--mono);min-height:90px;resize:vertical}
label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted);font-weight:500}
label.check{flex-direction:row;align-items:center;gap:8px;color:var(--text)}
label.check input{width:auto}
.form-err{color:var(--danger);font-size:13px;min-height:1.2em}
.login{min-height:100%;display:grid;place-items:center;padding:24px;background:radial-gradient(1200px 500px at 50% -10%,var(--accent-weak),transparent)}
.login-card{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:40px 32px;display:flex;flex-direction:column;gap:16px;box-shadow:0 10px 40px rgba(16,24,40,.08)}
.login-card h1{margin:4px 0 0;font-size:22px}
.login-card p{margin:0}
.corner{position:fixed;top:16px;right:16px}
.app{display:flex;min-height:100%}
.sidebar{width:236px;flex:none;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:20px 14px;position:sticky;top:0;height:100vh}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;padding:4px 8px 20px}
.brand-mark{width:32px;height:32px;border-radius:9px;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center}
.brand-mark.lg{width:48px;height:48px;border-radius:14px}
.brand-mark.lg svg{width:26px;height:26px}
nav{display:flex;flex-direction:column;gap:2px;flex:1;overflow:auto}
nav a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:10px;color:var(--muted);text-decoration:none;font-size:14px;font-weight:500}
nav a:hover{background:var(--surface-2);color:var(--text)}
nav a.active{background:var(--accent-weak);color:var(--accent)}
.side-foot{padding:12px 8px 0;border-top:1px solid var(--border)}
.conn{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.conn i{width:8px;height:8px;border-radius:50%;background:var(--muted)}
.conn.on i{background:var(--ok);box-shadow:0 0 0 3px var(--ok-weak)}
.conn.off i{background:var(--danger)}
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;gap:12px;padding:18px 36px;position:sticky;top:0;background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:blur(8px);z-index:5}
.topbar h2{margin:0;font-size:20px;flex:1}
.top-actions{display:flex;gap:6px;align-items:center}
.menu-btn{display:none}
.view{padding:8px 36px 48px;max-width:1240px;width:100%}
.scrim{display:none}
.grid{display:grid;gap:16px}
.stats{grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.card+.card,.grid+.card,.card+.grid,.toolbar+div{margin-top:16px}
.card-h{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.card-h h3{margin:0;font-size:16px;display:flex;align-items:center;gap:8px}
.card-h h3 svg{color:var(--accent)}
.stat .k{color:var(--muted);font-size:13px;display:flex;align-items:center;gap:8px}
.stat .k svg{color:var(--accent)}
.stat .v{font-size:28px;font-weight:700;margin-top:6px;letter-spacing:-.5px;font-variant-numeric:tabular-nums}
.stat .s{font-size:12px;color:var(--muted);word-break:break-all}
.kv{display:grid;grid-template-columns:max-content 1fr;gap:10px 24px;font-size:14px;margin:0}
.kv dt{color:var(--muted)} .kv dd{margin:0;word-break:break-all}
.chart{width:100%;height:240px;display:block}
.chart .grid-l{stroke:var(--border);stroke-width:1}
.chart text{fill:var(--muted);font-size:11px;font-family:var(--font)}
.chart .l1{stroke:var(--accent);stroke-width:2;fill:none}
.chart .l2{stroke:var(--ok);stroke-width:2;fill:none}
.chart .l3{stroke:var(--warn);stroke-width:2;fill:none;stroke-dasharray:4 3}
.chart .a1{fill:var(--accent);opacity:.08}
.legend{display:flex;gap:16px;font-size:13px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:3px;border-radius:2px;margin-right:6px;vertical-align:middle}
.lg1{background:var(--accent)} .lg2{background:var(--ok)} .lg3{background:var(--warn)}
.table-wrap{overflow-x:auto;margin:0 -22px -22px}
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;font-weight:500;color:var(--muted);font-size:12.5px;padding:10px 22px;border-bottom:1px solid var(--border);background:var(--surface-2)}
td{padding:12px 22px;border-bottom:1px solid var(--border);vertical-align:middle}
tr:last-child td{border-bottom:0}
tbody tr:hover td{background:color-mix(in srgb,var(--surface-2) 50%,transparent)}
td.actions{text-align:right;white-space:nowrap}
td.actions .btn{margin-left:4px}
.trunc{max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:500;background:var(--surface-2);color:var(--muted);margin:1px 2px 1px 0}
.badge.ok{background:var(--ok-weak);color:var(--ok)}
.badge.warn{background:var(--warn-weak);color:var(--warn)}
.badge.danger{background:var(--danger-weak);color:var(--danger)}
.badge.accent{background:var(--accent-weak);color:var(--accent)}
.badge .btn.sm{padding:0 4px;line-height:1;font-size:13px;color:inherit}
.empty{text-align:center;padding:40px 16px;color:var(--muted)}
.empty svg{width:40px;height:40px;stroke-width:1.3;opacity:.6;margin-bottom:8px}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.toolbar input{max-width:260px}
.row{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));align-items:end}
.split{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
.split .card{margin-top:0}
.log{font-family:var(--mono);font-size:12.5px;background:var(--surface-2);border-radius:10px;padding:12px;height:360px;overflow:auto;margin-top:14px}
.log div{padding:4px 0;border-bottom:1px dashed var(--border);word-break:break-all}
.log b{color:var(--accent);font-weight:600}
.tree ul{list-style:none;margin:0;padding-left:18px;border-left:1px solid var(--border)}
.tree>ul{padding-left:0;border:0}
.tree li{padding:1px 0}
.tree .node{display:flex;align-items:center;gap:10px;padding:6px 10px;border-radius:8px;cursor:pointer}
.tree .node:hover{background:var(--surface-2)}
.tree .name{font-weight:500}
.tree .val{color:var(--muted);font-family:var(--mono);font-size:12.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0}
.tree .caret{width:14px;color:var(--muted);transition:.15s;display:inline-grid}
.tree .caret svg{width:14px;height:14px}
.tree li.closed>ul{display:none}
.tree li.closed>.node .caret{transform:rotate(-90deg)}
.copy{display:flex;gap:8px;align-items:center}
.copy code{background:var(--surface-2);padding:6px 10px;border-radius:8px;flex:1;word-break:break-all}
dialog{border:1px solid var(--border);border-radius:18px;padding:0;background:var(--surface);color:var(--text);width:min(480px,92vw);box-shadow:0 20px 60px rgba(0,0,0,.25)}
dialog::backdrop{background:rgba(10,12,20,.45);backdrop-filter:blur(2px)}
dialog form{padding:26px;display:flex;flex-direction:column;gap:14px}
dialog h3{margin:0;font-size:18px}
.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:6px}
.toasts{position:fixed;bottom:20px;right:20px;display:flex;flex-direction:column;gap:8px;z-index:100}
.toast{background:var(--text);color:var(--bg);padding:11px 16px;border-radius:12px;font-size:14px;box-shadow:0 8px 24px rgba(0,0,0,.18);animation:in .2s ease-out;max-width:360px}
.toast.err{background:var(--danger);color:#fff}
@keyframes in{from{transform:translateY(8px);opacity:0}}
@media (max-width:860px){
  .sidebar{position:fixed;left:0;top:0;z-index:20;transform:translateX(-100%);transition:transform .2s}
  .app.nav-open .sidebar{transform:none}
  .app.nav-open .scrim{display:block;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:15}
  .menu-btn{display:inline-grid}
  .topbar{padding:14px 18px}
  .view{padding:4px 18px 40px}
  .split{grid-template-columns:1fr}
  .top-actions .btn span{display:none}
  .card{padding:18px} .table-wrap{margin:0 -18px -18px} th,td{padding:10px 18px}
}
.stats{grid-template-columns:repeat(3,minmax(0,1fr))}
.toolbar input{width:220px;flex:0 1 auto}
@media (max-width:1000px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.stats{grid-template-columns:1fr}.toolbar input{width:100%}}
.grid>.card,.split>.card{margin-top:0}

dialog.wide{width:min(640px,94vw)}
dialog form{max-height:88vh;overflow:auto}
.row2{display:flex;gap:10px;align-items:end}.row2 label{flex:1}
.pw{display:flex;gap:6px;align-items:center}.pw input{flex:1}
.field{display:flex;flex-direction:column;gap:8px}.field .lbl{font-size:13px;color:var(--muted)}
.rolepick{display:grid;gap:8px}
.rp{display:grid;grid-template-columns:1fr 96px;gap:4px 10px;align-items:center;padding:10px 12px;border:1px solid var(--border);border-radius:12px;background:var(--surface-2)}
.rp .muted{grid-column:1/-1}.rp .prio{padding:6px 8px}
.alert{padding:10px 14px;border-radius:12px;background:var(--warn-weak);color:var(--warn);font-weight:500}
.rdesc{margin:0 0 10px}