:root{
  --bg:#06111d;
  --bg2:#0a1826;
  --panel:#0d1c2b;
  --panel2:#10283d;
  --line:#18354c;
  --text:#e9f3ff;
  --muted:#91a6ba;
  --green:#33ff88;
  --cyan:#54d8ff;
  --yellow:#ffd166;
  --red:#ff5d6c;
  --blue:#7ca7ff;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:Inter,Segoe UI,system-ui,Arial,sans-serif}
body{background-image:linear-gradient(120deg,rgba(6,17,29,.94),rgba(8,28,44,.96)),url("../static/images/nexis-live/network-lines-bg.png");background-size:cover;background-attachment:fixed}
button{font:inherit}
.app-shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh}
.sidebar{border-right:1px solid var(--line);background:rgba(5,13,22,.92);padding:18px;display:flex;flex-direction:column;gap:22px}
.brand{display:flex;align-items:center;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.brand img{width:48px;height:48px;object-fit:contain}
.brand strong{display:block;font-size:20px}
.brand span,.side-status small{display:block;color:var(--muted);font-size:12px;margin-top:3px}
nav{display:grid;gap:8px}
nav button,.toolbar button,.icon-btn{border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:8px;padding:10px 12px;text-align:left;cursor:pointer}
nav button:hover,.toolbar button:hover,.icon-btn:hover{border-color:var(--cyan)}
.nav-active{background:linear-gradient(90deg,rgba(51,255,136,.18),rgba(84,216,255,.08));color:var(--green)}
.side-status{margin-top:auto;border:1px solid var(--line);border-radius:8px;padding:12px;display:flex;align-items:center;gap:10px;background:rgba(16,40,61,.52)}
.pulse-dot{width:10px;height:10px;border-radius:50%;background:var(--green);box-shadow:0 0 18px var(--green)}
main{padding:20px 24px 18px;min-width:0}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}
h1,h2,h3,p{margin:0}
h1{font-size:24px;letter-spacing:.2px}
.topbar p{color:var(--muted);margin-top:4px}
.top-actions{display:flex;align-items:center;gap:10px}
#clock{color:var(--cyan);font-variant-numeric:tabular-nums}
.icon-btn{text-align:center;min-width:96px}
.hero-panel{display:grid;grid-template-columns:138px 1fr;align-items:center;gap:20px;border:1px solid var(--line);background:linear-gradient(135deg,rgba(13,28,43,.95),rgba(8,24,38,.88));border-radius:8px;margin-bottom:14px;min-height:172px;overflow:hidden}
.hero-visual{display:grid;place-items:center;height:100%;border-right:1px solid var(--line);background:#071522}
.hero-visual img{width:112px;height:112px;object-fit:contain}
.eyebrow{color:var(--cyan);text-transform:uppercase;font-size:12px;font-weight:700;letter-spacing:.8px}
.hero-copy h2{color:var(--green);font-size:26px;margin:6px 0 8px}
.hero-copy p{color:#c8d8e8;max-width:620px;line-height:1.45}
.hero-metrics{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.hero-metrics span{border:1px solid var(--line);background:#081827;border-radius:8px;padding:8px 10px;color:var(--muted)}
.hero-metrics b{color:var(--green);margin-right:5px}
.toolbar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.toolbar button{text-align:center}
.toolbar .secondary{color:var(--muted)}
.dashboard-grid{display:grid;grid-template-columns:1.05fr 1fr 360px;grid-auto-rows:minmax(180px,auto);gap:14px}
.panel{border:1px solid var(--line);background:rgba(13,28,43,.92);border-radius:8px;overflow:hidden}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding:12px 14px}
.panel-head h3{font-size:15px}
.panel-head span{color:var(--green);font-size:13px}
.good{color:var(--green)!important}
.status-row{display:grid;grid-template-columns:24px 1fr auto;gap:8px;align-items:center;min-height:42px;border-bottom:1px solid rgba(24,53,76,.72);padding:0 14px}
.status-row:last-child{border-bottom:0}
.status-row span,.timeline-dot{color:var(--green)}
.status-row em{font-style:normal;color:var(--green)}
.brain-box{display:grid;grid-template-columns:96px 1fr;gap:14px;align-items:center;padding:18px 14px}
.brain-box img{width:92px;height:92px;object-fit:contain}
.brain-box b{display:block;color:var(--cyan);margin-bottom:8px}
.brain-box p{color:#c8d8e8;line-height:1.45}
.timeline{padding:10px 14px;display:grid;gap:9px;max-height:250px;overflow:auto}
.timeline-item{display:grid;grid-template-columns:20px 1fr auto;gap:8px;align-items:center;color:#c8d8e8}
.timeline-item small{color:var(--muted)}
.health-panel{grid-column:3;grid-row:1 / span 2}
.health-ring{width:148px;height:148px;border-radius:50%;margin:20px auto 14px;display:grid;place-items:center;background:conic-gradient(var(--green) 96%,#18354c 0);position:relative}
.health-ring:before{content:"";position:absolute;inset:12px;border-radius:50%;background:#081827;border:1px solid var(--line)}
.health-ring strong,.health-ring small{position:relative}
.health-ring strong{font-size:30px;color:var(--green)}
.health-ring small{display:block;color:var(--muted);font-size:12px;margin-top:38px;margin-left:-56px}
.health-list{display:grid;grid-template-columns:1fr auto;gap:12px;padding:0 18px 18px;color:var(--muted)}
.health-list b{color:var(--text)}
.events-panel{grid-column:1 / span 2}
table{width:100%;border-collapse:collapse}
th,td{padding:11px 12px;border-bottom:1px solid rgba(24,53,76,.72);font-size:13px;text-align:left}
th{color:var(--muted);font-weight:700;background:#081827}
td{color:#dce9f6}
.risk-low{color:var(--green)}
.risk-medium{color:var(--yellow)}
.risk-high{color:var(--red)}
footer{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:12px;margin-top:16px}
footer a{color:var(--cyan);text-decoration:none;margin-left:12px}
footer a:hover{text-decoration:underline}
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.62);z-index:40}
.explain-modal{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);z-index:50;width:min(680px,92vw);max-height:86vh;overflow:auto;border:1px solid var(--line);background:#071522;border-radius:8px;box-shadow:0 24px 80px rgba(0,0,0,.56)}
.modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding:16px 18px;border-bottom:1px solid var(--line);background:linear-gradient(90deg,rgba(51,255,136,.08),rgba(84,216,255,.06))}
.modal-head h2{margin-top:6px;font-size:22px;color:var(--text)}
#explainRisk{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.6px}
#explainClose{border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:8px;width:34px;height:34px;cursor:pointer}
#explainClose:hover{border-color:var(--cyan)}
.modal-body{display:grid;gap:14px;padding:18px}
.modal-body div{border:1px solid var(--line);background:rgba(13,28,43,.86);border-radius:8px;padding:14px}
.modal-body h3{font-size:14px;color:var(--cyan);margin-bottom:8px}
.modal-body p{color:#d3e2f0;line-height:1.5}
@media (max-width:1100px){
  .app-shell{grid-template-columns:1fr}
  .sidebar{position:static}
  nav{grid-template-columns:repeat(4,1fr)}
  .dashboard-grid{grid-template-columns:1fr}
  .health-panel,.events-panel{grid-column:auto;grid-row:auto}
}
@media (max-width:680px){
  main{padding:14px}
  .topbar,.hero-panel{display:block}
  .hero-visual{height:128px;border-right:0;border-bottom:1px solid var(--line)}
  .hero-copy{padding:14px}
  nav{grid-template-columns:1fr 1fr}
  .dashboard-grid{gap:10px}
  th:nth-child(3),td:nth-child(3){display:none}
}