:root{
  --green:#0E7A3B; --soft:#E9F5EE; --ink:#14291D; --muted:#5C7266; --line:rgba(20,41,29,.13);
  --card:#fff; --Normal:#34C759; --Warning:#FF9500; --Critical:#FF3B30; --Unknown:#8E8E93; --Engine:#8B0000;
  --shadow:0 8px 30px rgba(14,60,35,.13); --r:14px;
  --font:"Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:var(--font); color:var(--ink); overflow:hidden;
  background:radial-gradient(1200px 800px at 50% 18%, #F4FAF6 0%, #E3EFE8 55%, #D3E2D9 100%);
  display:flex; flex-direction:column;
}
button{font-family:inherit;cursor:pointer}
code{background:var(--soft);padding:1px 5px;border-radius:5px;font-size:.9em}

.top{height:52px;display:flex;align-items:center;gap:14px;padding:0 18px;background:rgba(255,255,255,.75);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);z-index:20}
.brand{font-size:15px;display:flex;align-items:center;gap:9px}
.brand .dot{width:11px;height:11px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(14,122,59,.15)}
.top .sub{color:var(--muted);font-size:12.5px}

.layout{flex:1;display:grid;grid-template-columns:320px 1fr 350px;gap:14px;padding:14px;min-height:0}

.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);display:flex;flex-direction:column;overflow:hidden}
.panel-head{padding:14px 16px 10px;border-bottom:1px solid var(--line)}
.panel-head h2{font-size:16px}
.hint{color:var(--muted);font-size:12px;line-height:1.5;margin-top:5px}
.panel-body{padding:12px 14px 16px;overflow:auto;flex:1}
.panel-body::-webkit-scrollbar{width:9px}
.panel-body::-webkit-scrollbar-thumb{background:rgba(14,122,59,.25);border-radius:9px}

.stage{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:radial-gradient(900px 700px at 50% 35%, #F7FBF8, #E7F0EA 60%, #DCE8E0);box-shadow:var(--shadow)}
#scene{position:absolute;inset:0}
#scene canvas{display:block;outline:none}
#callouts{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.callout{position:absolute;transform:translate(-50%,-120%);background:rgba(255,255,255,.96);border:1px solid var(--line);border-left:4px solid var(--Critical);border-radius:10px;padding:5px 9px;font-size:11.5px;line-height:1.35;box-shadow:var(--shadow);white-space:nowrap;pointer-events:none}
.callout b{display:block;font-size:12px}
.callout .dir{font-weight:700}
.legend{position:absolute;left:12px;bottom:12px;display:flex;gap:12px;background:rgba(255,255,255,.85);backdrop-filter:blur(6px);border:1px solid var(--line);border-radius:99px;padding:6px 14px;font-size:11.5px;color:var(--muted)}
.legend .sw{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px;vertical-align:-1px}
.sw.Normal{background:var(--Normal)} .sw.Warning{background:var(--Warning)} .sw.Critical{background:var(--Critical)} .sw.Engine{background:var(--Engine)}

.tabs{display:flex;gap:4px;padding:10px 12px 0;border-bottom:1px solid var(--line)}
.tab{border:1px solid var(--line);background:#fff;border-radius:9px 9px 0 0;padding:8px 12px;font-size:12.5px;color:var(--muted);border-bottom:none}
.tab.active{color:var(--ink);background:var(--soft);border-color:rgba(14,122,59,.3);font-weight:600}
.tabpane{display:none}
.tabpane.active{display:block}

.sysgroup{margin-bottom:14px}
.sysgroup h3{font-size:11.5px;letter-spacing:.5px;color:var(--green);text-transform:uppercase;margin-bottom:7px}
.pcard{background:#fff;border:1px solid var(--line);border-radius:11px;padding:9px 11px;margin-bottom:8px;cursor:pointer;transition:border-color .15s}
.pcard:hover{border-color:var(--green)}
.pcard.sel{border-color:var(--green);box-shadow:0 0 0 2px rgba(14,122,59,.12)}
.pcard .row{display:flex;justify-content:space-between;align-items:center;gap:8px}
.pcard .nm{font-size:13px;font-weight:600}
.pcard .val{font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.pcard input[type=range]{width:100%;margin-top:8px;accent-color:var(--green)}
.pill{font-size:10.5px;color:#fff;border-radius:99px;padding:2px 8px;white-space:nowrap}
.pill.Normal{background:var(--Normal)} .pill.Warning{background:var(--Warning)} .pill.Critical{background:var(--Critical)} .pill.Unknown{background:var(--Unknown)}

.noderow{background:#fff;border:1px solid var(--line);border-radius:10px;padding:8px 10px;margin-bottom:7px;display:flex;justify-content:space-between;align-items:center;gap:8px}
.noderow .nm{font-size:12.5px;font-weight:600}
.noderow .meta{font-size:11px;color:var(--muted)}
.tag{font-size:10px;border-radius:6px;padding:2px 6px;border:1px solid var(--line)}
.tag.fact{background:#E8F3EC;color:#0b6531;border-color:rgba(14,122,59,.3)}
.tag.sem{background:#FBF1E3;color:#8a5a00;border-color:rgba(255,149,0,.4)}
.mini{border:1px solid var(--line);background:#fff;border-radius:7px;padding:3px 8px;font-size:11px;margin-left:6px}
.mini:hover{border-color:var(--green)}
.chg{font-size:11px;color:var(--muted);margin-top:6px}
.chg b.up{color:var(--Critical)} .chg b.down{color:#0b6531}

.maprow{display:grid;grid-template-columns:1fr 1fr auto auto;gap:6px;align-items:center;padding:5px 0;border-bottom:1px dashed var(--line);font-size:11.5px}
.maprow select,.maprow .nodepick{border:1px solid var(--line);border-radius:7px;padding:4px 6px;font-size:11.5px;width:100%;background:#fff}
.maprow .del{border:none;background:none;color:var(--Critical);font-size:14px}

.syslink{background:#fff;border:1px solid var(--line);border-radius:10px;padding:9px 11px;margin-bottom:8px}
.syslink .chain{font-size:12px;font-weight:600;color:var(--green)}
.syslink .rel{font-size:11.5px;color:var(--muted);margin-top:3px}

.dock{height:168px;display:grid;grid-template-columns:230px 1fr 300px;gap:12px;padding:0 14px 14px;z-index:15}
.scen-list,.scen-player,.eventfeed{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden}
.scen-list{padding:10px;overflow:auto}
.scen-btn{display:block;width:100%;text-align:left;border:1px solid var(--line);background:#fff;border-radius:9px;padding:7px 10px;margin-bottom:6px;font-size:12px}
.scen-btn b{display:block;font-size:12.5px}
.scen-btn span{color:var(--muted);font-size:10.5px}
.scen-btn:hover{border-color:var(--green)}
.scen-btn.active{background:var(--soft);border-color:var(--green)}
.scen-player{padding:12px 16px;display:flex;flex-direction:column;gap:10px}
.scen-title{font-size:14px;font-weight:600}
.scen-title small{display:block;font-weight:400;color:var(--muted);font-size:11.5px;margin-top:3px}
.controls{display:flex;align-items:center;gap:12px}
.ctrl{width:42px;height:42px;border-radius:11px;border:1px solid var(--line);background:var(--green);color:#fff;font-size:16px}
.ctrl:hover{background:#0b6531}
.timeline{flex:1}
.tl-track{position:relative;height:12px;background:#E3EFE7;border-radius:9px;overflow:hidden}
.tl-fill{position:absolute;left:0;top:0;bottom:0;width:0;background:linear-gradient(90deg,var(--green),var(--Normal))}
.tl-steps{position:absolute;inset:0}
.tl-steps i{position:absolute;top:-3px;width:3px;height:18px;background:rgba(20,41,29,.35);border-radius:2px}
.tl-time{font-size:11px;color:var(--muted);margin-top:6px;font-variant-numeric:tabular-nums}
.eventfeed{padding:10px 12px;overflow:auto;font-size:12px;line-height:1.5}
.eventfeed .ev{padding:6px 8px;border-radius:8px;margin-bottom:5px;background:var(--soft);border-left:3px solid var(--green)}
.eventfeed .ev.warn{border-left-color:var(--Warning);background:#FBF1E3}
.eventfeed .ev.crit{border-left-color:var(--Critical);background:#FCE9E8}
.eventfeed .ev b{font-size:11px;color:var(--muted);display:block}

@media (max-width:1200px){.layout{grid-template-columns:280px 1fr 300px}}