:root{
  --bg:#06101d;--panel:rgba(12,24,41,.88);--panel2:rgba(15,31,52,.96);
  --border:rgba(148,163,184,.13);--text:#f8fafc;--muted:#8da2ba;
  --muted2:#61758f;--blue:#3b82f6;--cyan:#38bdf8;--ok:#22c55e;
  --warn:#f59e0b;--danger:#ef4444;--shadow:0 22px 60px rgba(0,0,0,.26)
}
*{box-sizing:border-box}html{background:var(--bg);color-scheme:dark}
body{margin:0;min-height:100vh;color:var(--text);background:
radial-gradient(circle at 15% -10%,rgba(59,130,246,.18),transparent 35%),
radial-gradient(circle at 100% 0%,rgba(56,189,248,.08),transparent 28%),
linear-gradient(180deg,#06101d 0%,#071321 50%,#06101d 100%);
font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;overflow-x:hidden}
a{color:inherit;text-decoration:none}.bg-grid{position:fixed;inset:0;pointer-events:none;opacity:.11;background-image:
linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
background-size:38px 38px;mask-image:linear-gradient(to bottom,black,transparent 75%)}
.bg-glow{position:fixed;width:460px;height:460px;border-radius:50%;filter:blur(95px);pointer-events:none;opacity:.16}
.glow-a{top:8%;left:-160px;background:#2563eb}.glow-b{right:-160px;bottom:10%;background:#0ea5e9}
.shell{width:min(1480px,calc(100% - 44px));margin:0 auto;padding:42px 0 34px;position:relative;z-index:1}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 24px;border:1px solid var(--border);border-radius:22px;background:linear-gradient(180deg,rgba(15,31,52,.82),rgba(9,20,35,.78));backdrop-filter:blur(18px);box-shadow:var(--shadow);margin-bottom:34px}
.brand-wrap{display:flex;align-items:center;gap:16px}.brand-mark{width:52px;height:52px;border-radius:15px;display:grid;place-items:center;font-weight:900;font-size:25px;color:#fff;background:linear-gradient(135deg,#2563eb,#0ea5e9);box-shadow:0 10px 28px rgba(37,99,235,.28)}
.eyebrow,.section-kicker{color:var(--cyan);font-weight:850;font-size:11px;letter-spacing:.16em}
h1{font-size:clamp(30px,4vw,44px);line-height:1;margin:6px 0;letter-spacing:-.045em}h2{margin:4px 0 0;font-size:24px;letter-spacing:-.03em}h3{margin:0}p{margin:0;color:var(--muted)}
.hero-copy{max-width:760px}.top-actions{display:flex;align-items:center;gap:14px}.refresh-meta{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:12px;white-space:nowrap}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 5px rgba(34,197,94,.08)}
button,.button{border:1px solid rgba(59,130,246,.42);color:#fff;background:linear-gradient(135deg,#2563eb,#0284c7);padding:11px 15px;border-radius:12px;font-weight:800;cursor:pointer;box-shadow:0 8px 22px rgba(37,99,235,.18);transition:.18s ease}
button:hover,.button:hover{transform:translateY(-1px)}button:disabled{opacity:.55;cursor:wait;transform:none}
.section-title-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:16px}.overview,.nodes-section,.incidents-section{margin-bottom:34px}
.status-legend{display:flex;gap:15px;flex-wrap:wrap;color:var(--muted);font-size:12px}.dot{width:8px;height:8px;display:inline-block;border-radius:999px;margin-right:6px}.dot.healthy{background:var(--ok)}.dot.warning{background:var(--warn)}.dot.critical{background:var(--danger)}
.summary-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}.summary-card{position:relative;overflow:hidden;background:linear-gradient(180deg,rgba(16,32,54,.96),rgba(9,21,37,.96));border:1px solid var(--border);box-shadow:0 14px 34px rgba(0,0,0,.16);border-radius:17px;padding:18px;min-height:126px}
.summary-label{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.09em;font-weight:800}.summary-value{margin-top:12px;font-size:29px;font-weight:900;letter-spacing:-.045em}.summary-sub{margin-top:4px;color:var(--muted2);font-size:11px;line-height:1.4}
.nodes-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.node-card{position:relative;overflow:hidden;background:linear-gradient(180deg,rgba(15,30,50,.98),rgba(8,19,34,.98));border:1px solid var(--border);border-radius:19px;padding:20px;box-shadow:0 16px 38px rgba(0,0,0,.18);transition:.18s ease}
.node-card:hover{transform:translateY(-2px);border-color:rgba(59,130,246,.3)}.node-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--ok)}.node-card.warning::before{background:var(--warn)}.node-card.critical::before{background:var(--danger)}
.node-title{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.node-title h3{font-size:20px}.host{color:var(--muted);font-size:12px;margin-top:4px}
.badge{padding:6px 10px;border-radius:999px;font-size:10px;font-weight:900;border:1px solid;letter-spacing:.05em;text-transform:uppercase}.badge.healthy{color:#86efac;background:rgba(34,197,94,.08);border-color:rgba(34,197,94,.25)}.badge.warning{color:#fcd34d;background:rgba(245,158,11,.08);border-color:rgba(245,158,11,.25)}.badge.critical{color:#fca5a5;background:rgba(239,68,68,.08);border-color:rgba(239,68,68,.25)}
.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.metric{background:rgba(255,255,255,.03);border:1px solid rgba(148,163,184,.08);border-radius:13px;padding:13px}.metric-label{color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.08em;font-weight:800}.metric-value{font-size:18px;font-weight:850;margin-top:6px}.metric-small{color:var(--muted2);font-size:11px;margin-top:3px}
.bar{height:7px;background:rgba(148,163,184,.1);border-radius:999px;margin-top:10px;overflow:hidden}.bar>span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#2563eb,var(--cyan))}
.footer-line{display:flex;justify-content:space-between;gap:14px;color:var(--muted2);font-size:11px;margin-top:16px;padding-top:14px;border-top:1px solid rgba(148,163,184,.08)}
.node-open{margin-top:14px;display:flex;justify-content:flex-end}.node-open span{font-size:12px;color:var(--cyan);font-weight:800}
.loading-card,.error-card,.empty-state{grid-column:1/-1;padding:28px;border-radius:17px;border:1px solid var(--border);background:var(--panel);color:var(--muted)}.loading-card{display:flex;align-items:center;gap:14px}.loading-card strong{display:block;color:var(--text);margin-bottom:4px}.spinner{width:28px;height:28px;border:3px solid rgba(148,163,184,.14);border-top-color:var(--cyan);border-radius:50%;animation:spin .8s linear infinite}.error-card{color:#fca5a5}
.incident-list{display:grid;gap:10px}.incident{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 16px;border:1px solid var(--border);background:rgba(10,22,38,.82);border-radius:14px}.incident-main{display:flex;align-items:center;gap:12px}.incident-icon{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:rgba(59,130,246,.08)}.incident-title{font-weight:800;font-size:13px}.incident-sub{color:var(--muted);font-size:11px;margin-top:2px}.incident-time{color:var(--muted2);font-size:11px;white-space:nowrap}
.footer{margin-top:28px;padding:18px 4px 0;border-top:1px solid rgba(148,163,184,.08);display:flex;justify-content:space-between;gap:16px;color:var(--muted2);font-size:11px}.footer-brand{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--muted)}.footer-dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 14px rgba(56,189,248,.55)}
.detail-head{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:20px}.back-link{color:var(--cyan);font-size:12px;font-weight:800}.detail-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:16px}.panel{background:linear-gradient(180deg,rgba(15,30,50,.98),rgba(8,19,34,.98));border:1px solid var(--border);border-radius:18px;padding:20px;box-shadow:0 16px 38px rgba(0,0,0,.16)}.panel-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.panel-title h3{font-size:16px}.range-switch{display:flex;gap:8px}.range-switch button{padding:7px 10px;font-size:11px;background:rgba(255,255,255,.035);box-shadow:none;border-color:var(--border)}.range-switch button.active{background:linear-gradient(135deg,#2563eb,#0284c7)}
.chart-wrap{height:280px;position:relative}.chart-wrap svg{width:100%;height:100%;overflow:visible}.chart-axis{stroke:rgba(148,163,184,.12);stroke-width:1}.chart-line-cpu{fill:none;stroke:#38bdf8;stroke-width:2.5}.chart-line-ram{fill:none;stroke:#60a5fa;stroke-width:2.5}.chart-line-disk{fill:none;stroke:#f59e0b;stroke-width:2.5}.chart-label{fill:#72859d;font-size:10px}.legend-row{display:flex;gap:14px;color:var(--muted);font-size:11px;margin-top:8px}.legend-chip{display:flex;align-items:center;gap:6px}.legend-swatch{width:10px;height:3px;border-radius:3px}
.capacity-list{display:grid;gap:10px}.capacity-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 13px;border:1px solid rgba(148,163,184,.08);background:rgba(255,255,255,.025);border-radius:12px}.capacity-name{font-size:12px;font-weight:800}.capacity-meta{color:var(--muted);font-size:10px;margin-top:2px}.capacity-count{font-size:22px;font-weight:900;color:var(--cyan)}
@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:1180px){.summary-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:900px){.detail-grid{grid-template-columns:1fr}}
@media(max-width:820px){.shell{width:min(100% - 24px,1480px);padding-top:20px}.topbar,.section-title-row{align-items:flex-start;flex-direction:column}.top-actions{width:100%;justify-content:space-between}.summary-grid{grid-template-columns:repeat(2,1fr)}.nodes-grid{grid-template-columns:1fr}}
@media(max-width:560px){.topbar{padding:18px}.brand-mark{width:44px;height:44px;font-size:21px}.summary-grid{grid-template-columns:1fr}.metrics{grid-template-columns:repeat(2,1fr)}.footer,.incident{flex-direction:column;align-items:flex-start}.detail-head{align-items:flex-start;flex-direction:column}}

/* v4 auth/admin */
.button.secondary,button.secondary{background:rgba(255,255,255,.04);border-color:var(--border);box-shadow:none}.danger{background:rgba(239,68,68,.12)!important;border-color:rgba(239,68,68,.35)!important;color:#fca5a5!important}.user-chip{padding:9px 12px;border:1px solid var(--border);background:rgba(255,255,255,.03);border-radius:11px;font-size:12px;color:var(--muted);white-space:nowrap}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(440px,100%);padding:28px;border:1px solid var(--border);border-radius:22px;background:linear-gradient(180deg,rgba(15,31,52,.96),rgba(8,19,34,.98));box-shadow:var(--shadow)}.login-logo{display:flex;align-items:center;gap:14px;margin-bottom:24px}.login-card h1{font-size:30px}.form-grid{display:grid;gap:12px}.login-card .form-grid,.admin-form{margin-top:20px}.field{display:grid;gap:6px}.field label{font-size:11px;color:var(--muted);font-weight:800;text-transform:uppercase;letter-spacing:.06em}.field input,.field select,.user-row select{width:100%;padding:12px 13px;border:1px solid var(--border);border-radius:11px;background:#0b1727;color:#fff;outline:none}.field input:focus,.field select:focus{border-color:rgba(56,189,248,.55)}.login-msg{min-height:20px;margin-top:10px;font-size:12px;color:#fca5a5}.success-msg{color:#86efac}.admin-grid{display:grid;grid-template-columns:380px 1fr;gap:16px}.user-list{display:grid;gap:10px}.user-row{display:grid;grid-template-columns:minmax(170px,1.2fr) 90px 110px auto;gap:12px;align-items:center;padding:13px;border:1px solid var(--border);background:rgba(255,255,255,.025);border-radius:12px}.user-name{font-weight:850}.user-meta{font-size:11px;color:var(--muted)}.admin-actions{display:flex;gap:7px;justify-content:flex-end;flex-wrap:wrap}.admin-actions button{padding:8px 10px;font-size:11px}@media(max-width:1050px){.admin-grid{grid-template-columns:1fr}.user-row{grid-template-columns:1fr 90px 110px}.admin-actions{grid-column:1/-1;justify-content:flex-start}}@media(max-width:700px){.user-row{grid-template-columns:1fr}.admin-actions{grid-column:auto}.top-actions{flex-wrap:wrap}}


/* v5 visual / permissions / recovery */
.summary-card{transition:transform .18s ease,border-color .18s ease;display:flex;flex-direction:column}.summary-card:hover{transform:translateY(-2px)}.summary-card.warning{border-color:rgba(245,158,11,.28);box-shadow:0 14px 34px rgba(245,158,11,.05)}.summary-card.critical{border-color:rgba(239,68,68,.34);box-shadow:0 14px 34px rgba(239,68,68,.08)}.summary-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.summary-icon{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:rgba(56,189,248,.07);border:1px solid rgba(56,189,248,.11);color:#65c7f4}.summary-icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.summary-progress{height:5px;background:rgba(148,163,184,.09);border-radius:99px;overflow:hidden;margin-top:auto;transform:translateY(8px)}.summary-progress span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#2563eb,#38bdf8)}.summary-progress.warning span{background:linear-gradient(90deg,#d97706,#f59e0b)}.summary-progress.critical span{background:linear-gradient(90deg,#dc2626,#ef4444)}.node-card.warning{border-color:rgba(245,158,11,.32);box-shadow:0 16px 38px rgba(245,158,11,.06)}.node-card.critical{border-color:rgba(239,68,68,.36)}.metric.warning{border-color:rgba(245,158,11,.24)}.metric.critical{border-color:rgba(239,68,68,.3)}.bar.warning>span{background:linear-gradient(90deg,#d97706,#f59e0b)}.bar.critical>span{background:linear-gradient(90deg,#dc2626,#ef4444)}
.login-links{margin-top:16px;text-align:center;font-size:12px}.login-links a{color:var(--cyan);font-weight:750}.helper{font-size:11px;color:var(--muted);line-height:1.55}.recovery-result{margin-top:16px}.secret-success{padding:15px;border-radius:14px;border:1px solid rgba(34,197,94,.2);background:rgba(34,197,94,.05);display:grid;gap:12px}.secret-code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:20px;font-weight:900;letter-spacing:.11em;padding:14px;border:1px dashed rgba(56,189,248,.4);border-radius:12px;background:#071321;color:#bceaff;text-align:center;user-select:all}.secret-success .button{display:inline-block;text-align:center}.account-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:16px}.account-info{display:grid;gap:9px;margin-top:18px}.account-info>div{display:flex;justify-content:space-between;gap:14px;padding:11px 0;border-bottom:1px solid rgba(148,163,184,.08);font-size:12px}.account-info span{color:var(--muted)}.panel-subtitle{margin:24px 0 10px;font-size:13px}.permission-chips{display:flex;gap:7px;flex-wrap:wrap}.permission-chip,.role-pill{padding:6px 9px;border-radius:999px;background:rgba(56,189,248,.07);border:1px solid rgba(56,189,248,.13);font-size:10px;font-weight:800;color:#a9ddfa;text-transform:uppercase}.security-divider{height:1px;background:rgba(148,163,184,.1);margin:26px 0}.admin-grid{grid-template-columns:410px 1fr}.admin-create{align-self:start;position:sticky;top:18px}.permission-title{display:block;font-size:11px;color:var(--muted);font-weight:800;text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px}.permission-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.permission-option{display:flex;align-items:flex-start;gap:9px;padding:10px;border:1px solid rgba(148,163,184,.1);background:rgba(255,255,255,.025);border-radius:11px;cursor:pointer}.permission-option input{accent-color:#38bdf8;margin-top:3px}.permission-option strong{display:block;font-size:11px}.permission-option small{display:block;color:var(--muted2);font-size:9px;margin-top:2px;line-height:1.3}.permission-option:has(input:checked){border-color:rgba(56,189,248,.25);background:rgba(56,189,248,.045)}.permission-option:has(input:disabled){opacity:.62;cursor:not-allowed}.user-list{display:grid;gap:12px}.staff-card{padding:15px;border:1px solid var(--border);background:rgba(255,255,255,.02);border-radius:14px}.staff-head{display:flex;align-items:center;justify-content:space-between;gap:14px}.staff-badges{display:flex;align-items:center;gap:7px}.staff-toolbar{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin-top:13px}.staff-toolbar select{width:auto;min-width:95px;padding:9px 10px;border:1px solid var(--border);border-radius:10px;background:#0b1727;color:#fff}.staff-toolbar button{padding:8px 10px;font-size:10px}.permission-editor{margin-top:13px;border-top:1px solid rgba(148,163,184,.08);padding-top:12px}.permission-editor summary{cursor:pointer;color:var(--cyan);font-size:11px;font-weight:800;margin-bottom:12px}.permission-editor .savePerms{margin-top:10px}.modal-backdrop{position:fixed;inset:0;z-index:50;background:rgba(1,7,15,.76);backdrop-filter:blur(6px);place-items:center;padding:20px}.modal-card{width:min(520px,100%);padding:24px;border:1px solid var(--border);border-radius:18px;background:#0b1727;box-shadow:0 30px 100px rgba(0,0,0,.5)}.modal-card p{margin:8px 0 16px;font-size:12px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}
@media(max-width:1050px){.admin-grid,.account-grid{grid-template-columns:1fr}.admin-create{position:static}.permission-grid{grid-template-columns:1fr}}@media(max-width:650px){.staff-head{align-items:flex-start;flex-direction:column}.staff-toolbar{align-items:stretch}.staff-toolbar>*{width:100%!important}.secret-code{font-size:15px;letter-spacing:.07em}}