:root{
  color-scheme:dark;
  --bg:#070a10; --bg2:#0b0f18; --surface:#111623; --surface2:#161c2c; --surface3:#1c2438;
  --line:rgba(148,163,210,.10); --line2:rgba(148,163,210,.18);
  --text:#e9edf6; --text2:#aab3c8; --muted:#737d95;
  --accent:#7c8cff; --accent2:#b07cff; --accent-soft:rgba(124,140,255,.14);
  --good:#0ca30c; --good-ink:#3fd07a; --warning:#fab219; --serious:#ec835a; --critical:#d03b3b; --crit-ink:#ff7373;
  --s1:#3987e5; --s2:#d95926; --s3:#199e70; --s4:#c98500; --s5:#d55181; --s6:#008300; --s7:#9085e9; --s8:#e66767;
  --r:16px; --r2:12px; --shadow:0 10px 40px rgba(0,0,0,.45);
  --mono:"JetBrains Mono","SFMono-Regular",Menlo,Consolas,monospace;
  --sans:Inter,"SF Pro Display","Segoe UI",Roboto,system-ui,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--text);font:14px/1.5 var(--sans);-webkit-font-smoothing:antialiased;
  background-image:radial-gradient(1200px 600px at 85% -10%,rgba(124,140,255,.10),transparent 60%),
                   radial-gradient(900px 500px at -10% 110%,rgba(176,124,255,.07),transparent 60%);background-attachment:fixed}
a{color:var(--accent);text-decoration:none}
button{font:inherit;color:inherit}
.tabnum,.num{font-variant-numeric:tabular-nums}

/* ---------- shell ---------- */
.shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh}
.side{position:sticky;top:0;height:100vh;padding:20px 14px;border-right:1px solid var(--line);
  background:linear-gradient(180deg,rgba(17,22,35,.85),rgba(7,10,16,.9));backdrop-filter:blur(14px);display:flex;flex-direction:column;gap:6px;overflow-y:auto}
.brand{display:flex;align-items:center;gap:10px;padding:4px 10px 18px}
.logo{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent2));display:grid;place-items:center;
  box-shadow:0 6px 24px rgba(124,140,255,.45);font-weight:800;font-size:15px;color:#fff}
.brand b{font-size:15px;letter-spacing:.2px}.brand small{display:block;color:var(--muted);font-size:11px;letter-spacing:.6px;text-transform:uppercase}
.nav a{display:flex;align-items:center;gap:11px;padding:9px 12px;border-radius:10px;color:var(--text2);font-weight:500;transition:.15s}
.nav a:hover{background:var(--surface2);color:var(--text)}
.nav a.on{background:var(--accent-soft);color:#fff;box-shadow:inset 0 0 0 1px rgba(124,140,255,.25)}
.nav svg{width:18px;height:18px;flex:none;opacity:.85}
.nav .sep{margin:12px 12px 4px;font-size:10.5px;color:var(--muted);letter-spacing:.8px;text-transform:uppercase}
.side .foot{margin-top:auto;padding:12px;color:var(--muted);font-size:12px;border-top:1px solid var(--line)}
.main{min-width:0;display:flex;flex-direction:column}
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:14px;padding:14px 28px;border-bottom:1px solid var(--line);
  background:rgba(7,10,16,.72);backdrop-filter:blur(16px)}
.top h1{font-size:19px;margin:0;font-weight:650;letter-spacing:.1px}
.top .sub{color:var(--muted);font-size:12.5px}
.top .grow{flex:1}
.burger{display:none;background:none;border:0;padding:6px;cursor:pointer}
.page{padding:24px 28px 60px;display:flex;flex-direction:column;gap:20px;max-width:1680px;width:100%}

/* ---------- pills / badges ---------- */
.pill{display:inline-flex;align-items:center;gap:7px;padding:5px 11px;border-radius:999px;border:1px solid var(--line2);background:var(--surface);font-size:12.5px;color:var(--text2);white-space:nowrap}
.dot{width:8px;height:8px;border-radius:50%;flex:none;background:var(--muted)}
.dot.good{background:var(--good);box-shadow:0 0 0 3px rgba(12,163,12,.18)}
.dot.warning{background:var(--warning);box-shadow:0 0 0 3px rgba(250,178,25,.16)}
.dot.serious{background:var(--serious);box-shadow:0 0 0 3px rgba(236,131,90,.16)}
.dot.critical{background:var(--critical);box-shadow:0 0 0 3px rgba(208,59,59,.2);animation:pulse 1.6s infinite}
.dot.idle{background:#4a5268}
@keyframes pulse{50%{box-shadow:0 0 0 7px rgba(208,59,59,0)}}
.tag{display:inline-flex;align-items:center;gap:5px;padding:2px 8px;border-radius:6px;font-size:11.5px;font-weight:600;background:var(--surface3);color:var(--text2)}
.tag.good{background:rgba(12,163,12,.14);color:var(--good-ink)}
.tag.warning{background:rgba(250,178,25,.13);color:#ffcb5c}
.tag.serious{background:rgba(236,131,90,.14);color:#ffa47f}
.tag.critical{background:rgba(208,59,59,.16);color:var(--crit-ink)}
.tag.brand-vpnyes{background:rgba(57,135,229,.16);color:#8fbaf5}
.tag.brand-bulldoshka{background:rgba(217,89,38,.16);color:#f0a07e}

/* ---------- cards ---------- */
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}.g6{grid-template-columns:repeat(6,minmax(0,1fr))}
.span2{grid-column:span 2}.span3{grid-column:span 3}
.card{background:linear-gradient(180deg,rgba(22,28,44,.78),rgba(17,22,35,.78));border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;
  box-shadow:0 1px 0 rgba(255,255,255,.03) inset;min-width:0;position:relative}
.card.click{cursor:pointer;transition:.18s}
.card.click:hover{border-color:var(--line2);transform:translateY(-1px);box-shadow:var(--shadow)}
.card h3{margin:0 0 12px;font-size:13px;font-weight:600;color:var(--text2);letter-spacing:.3px;display:flex;align-items:center;gap:8px}
.card h3 .grow{flex:1}
.kpi .v{font-size:28px;font-weight:700;letter-spacing:-.5px;line-height:1.15}
.kpi .l{color:var(--muted);font-size:12.5px;margin-top:2px}
.kpi .d{font-size:12px;color:var(--text2);margin-top:8px}
.muted{color:var(--muted)}.small{font-size:12px}.mono{font-family:var(--mono);font-size:12px}
.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.row .grow{flex:1}
.hr{height:1px;background:var(--line);margin:12px 0}

/* ---------- health hero ---------- */
.hero{display:grid;grid-template-columns:260px 1fr;gap:26px;align-items:center}
.gauge{position:relative;width:220px;height:220px;margin:auto}
.gauge svg{width:100%;height:100%;transform:rotate(-90deg)}
.gauge .c{position:absolute;inset:0;display:grid;place-items:center;text-align:center}
.gauge .score{font-size:54px;font-weight:750;letter-spacing:-2px;line-height:1}
.gauge .lbl{font-size:12px;color:var(--muted);letter-spacing:.8px;text-transform:uppercase;margin-top:6px}
.comp{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px 18px}
.comp .it{padding:10px 12px;border-radius:12px;background:rgba(255,255,255,.02);border:1px solid var(--line)}
.comp .it .t{display:flex;justify-content:space-between;font-size:12.5px;color:var(--text2)}
.bar{height:6px;border-radius:4px;background:var(--surface3);overflow:hidden;margin-top:8px}
.bar>i{display:block;height:100%;border-radius:4px}
.fill-good{background:linear-gradient(90deg,#0a8a0a,#18c24a)}.fill-warning{background:linear-gradient(90deg,#d99100,#fab219)}
.fill-serious{background:linear-gradient(90deg,#c9653f,#ec835a)}.fill-critical{background:linear-gradient(90deg,#a82727,#d03b3b)}
.fill-accent{background:linear-gradient(90deg,var(--accent),var(--accent2))}

/* ---------- problems ---------- */
.plist{display:flex;flex-direction:column;gap:8px}
.plist .p{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border-radius:10px;background:rgba(255,255,255,.02);border:1px solid var(--line)}
.plist .p .a{color:var(--muted);font-size:11.5px}

/* ---------- server cards ---------- */
.srv .top2{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.srv .name{font-weight:650;font-size:15px}
.srv .meta{color:var(--muted);font-size:12px}
.meters{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:12px 0}
.meter .t{display:flex;justify-content:space-between;font-size:11.5px;color:var(--muted)}
.meter .t b{color:var(--text);font-weight:600}
.srv .stats{display:flex;gap:16px;font-size:12px;color:var(--text2);flex-wrap:wrap}
.srv .stats b{color:var(--text)}

/* ---------- tables ---------- */
.tbl-wrap{overflow:auto;border-radius:12px;border:1px solid var(--line)}
table{width:100%;border-collapse:collapse;font-size:13px}
th{position:sticky;top:0;background:#141a29;color:var(--muted);font-weight:600;font-size:11.5px;letter-spacing:.4px;text-transform:uppercase;text-align:left;padding:10px 12px;white-space:nowrap;z-index:1}
td{padding:10px 12px;border-top:1px solid var(--line);vertical-align:middle}
tr.click{cursor:pointer}tr.click:hover td{background:rgba(124,140,255,.05)}
td.r,th.r{text-align:right}

/* ---------- forms ---------- */
input,select,textarea{background:var(--bg2);border:1px solid var(--line2);color:var(--text);border-radius:10px;padding:9px 12px;font:inherit;outline:none;min-width:0}
input:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.btn{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:10px;border:1px solid var(--line2);background:var(--surface2);cursor:pointer;font-weight:550;font-size:13px;transition:.15s;white-space:nowrap}
.btn:hover{background:var(--surface3);border-color:rgba(148,163,210,.3)}
.btn.primary{background:linear-gradient(135deg,var(--accent),var(--accent2));border:0;color:#fff;box-shadow:0 6px 20px rgba(124,140,255,.3)}
.btn.primary:hover{filter:brightness(1.08)}
.btn.danger{border-color:rgba(208,59,59,.45);color:var(--crit-ink);background:rgba(208,59,59,.08)}
.btn.sm{padding:5px 10px;font-size:12px;border-radius:8px}
.btn:disabled{opacity:.45;cursor:not-allowed}
.seg{display:inline-flex;background:var(--bg2);border:1px solid var(--line2);border-radius:10px;padding:3px}
.seg button{border:0;background:none;padding:5px 11px;border-radius:8px;cursor:pointer;color:var(--text2);font-size:12.5px;font-weight:550}
.seg button.on{background:var(--surface3);color:#fff}

/* ---------- charts ---------- */
.chart{position:relative;width:100%}
.chart svg{display:block;width:100%;overflow:visible}
.chart .grid-l{stroke:rgba(148,163,210,.08)}
.chart .axis{fill:var(--muted);font-size:10.5px;font-family:var(--sans)}
.legend{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:12px;color:var(--text2);margin-bottom:8px}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend i{width:10px;height:3px;border-radius:2px;display:inline-block}
.tip{position:absolute;pointer-events:none;background:rgba(10,13,20,.95);border:1px solid var(--line2);border-radius:10px;padding:8px 10px;font-size:12px;
  box-shadow:var(--shadow);z-index:5;min-width:130px;display:none;white-space:nowrap}
.tip .h{color:var(--muted);font-size:11px;margin-bottom:4px}
.tip .r{display:flex;align-items:center;gap:7px}
.tip .r i{width:8px;height:8px;border-radius:2px}
.tip .r b{margin-left:auto;padding-left:12px}

/* ---------- topology ---------- */
.topo{position:relative;background:radial-gradient(circle at 50% 40%,rgba(124,140,255,.07),transparent 60%),var(--bg2);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.topo svg{display:block;width:100%;height:auto}
.topo .edge{fill:none;stroke-width:2;stroke-linecap:round}
.topo .flow{fill:none;stroke-width:2.4;stroke-dasharray:6 14;animation:flow 1.1s linear infinite;stroke-linecap:round}
.topo .flow.slow{animation-duration:2.4s}
.topo .flow.dead{animation:none;stroke-dasharray:3 7}
@keyframes flow{to{stroke-dashoffset:-20}}
.topo .node rect{stroke-width:1.4}
.topo .node{cursor:pointer}
.topo .node:hover rect.box{filter:brightness(1.25)}
.topo text{font-family:var(--sans)}
.topo .zone{fill:rgba(255,255,255,.015);stroke:rgba(148,163,210,.12);stroke-dasharray:4 6}
.topo .zlabel{fill:var(--muted);font-size:11px;letter-spacing:1.2px;text-transform:uppercase;font-weight:600}
.topo .elabel{fill:var(--text2);font-size:10.5px}
.topo .halo{animation:halo 2s ease-in-out infinite}
@keyframes halo{50%{opacity:.25}}

/* ---------- drawer / modal ---------- */
.drawer-bg{position:fixed;inset:0;background:rgba(3,5,9,.6);backdrop-filter:blur(3px);z-index:50;display:none}
.drawer{position:fixed;top:0;right:0;height:100%;width:min(760px,100%);background:var(--bg2);border-left:1px solid var(--line2);z-index:51;
  transform:translateX(100%);transition:transform .25s ease;overflow-y:auto;box-shadow:-20px 0 60px rgba(0,0,0,.5)}
.drawer.open{transform:none}
.drawer .dh{position:sticky;top:0;display:flex;align-items:center;gap:12px;padding:18px 22px;background:rgba(11,15,24,.95);border-bottom:1px solid var(--line);z-index:2}
.drawer .dh h2{margin:0;font-size:17px;flex:1}
.drawer .db{padding:20px 22px;display:flex;flex-direction:column;gap:16px}
.x{background:none;border:0;cursor:pointer;color:var(--text2);font-size:22px;line-height:1;padding:4px 8px;border-radius:8px}
.x:hover{background:var(--surface2)}
.modal-bg{position:fixed;inset:0;background:rgba(3,5,9,.7);backdrop-filter:blur(4px);z-index:80;display:none;place-items:center;padding:16px}
.modal{background:var(--surface);border:1px solid var(--line2);border-radius:18px;padding:24px;width:min(440px,100%);box-shadow:var(--shadow)}
.modal h3{margin:0 0 8px;font-size:17px}
.modal p{color:var(--text2);margin:0 0 14px}
.modal .warn{background:rgba(250,178,25,.08);border:1px solid rgba(250,178,25,.28);color:#ffd27a;border-radius:10px;padding:10px 12px;font-size:12.5px;margin-bottom:14px}
.otp{font-size:24px;letter-spacing:10px;text-align:center;font-family:var(--mono);width:100%}
.kv{display:grid;grid-template-columns:160px 1fr;gap:6px 14px;font-size:13px}
.kv div:nth-child(odd){color:var(--muted)}

/* ---------- logs ---------- */
.logbox{background:#05070c;border:1px solid var(--line);border-radius:12px;padding:12px 14px;font-family:var(--mono);font-size:12px;line-height:1.55;
  max-height:68vh;overflow:auto;white-space:pre-wrap;word-break:break-all;color:#c5cde0}
.logbox .e{color:#ff8c8c}.logbox .w{color:#ffcf6b}.logbox .ts{color:#6f7a94}
.toast{position:fixed;bottom:22px;right:22px;z-index:99;display:flex;flex-direction:column;gap:8px}
.toast div{background:var(--surface2);border:1px solid var(--line2);border-radius:12px;padding:11px 16px;box-shadow:var(--shadow);font-size:13px;animation:tin .25s}
.toast .ok{border-color:rgba(12,163,12,.5)}.toast .err{border-color:rgba(208,59,59,.6)}
@keyframes tin{from{transform:translateY(10px);opacity:0}}
.empty{padding:30px;text-align:center;color:var(--muted)}
.skeleton{height:120px;border-radius:12px;background:linear-gradient(90deg,var(--surface),var(--surface2),var(--surface));background-size:200% 100%;animation:sk 1.3s infinite}
@keyframes sk{to{background-position:-200% 0}}

/* ---------- login ---------- */
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:16px}
.login{width:min(400px,100%);background:linear-gradient(180deg,rgba(22,28,44,.9),rgba(17,22,35,.9));border:1px solid var(--line2);border-radius:22px;padding:34px 30px;box-shadow:var(--shadow)}
.login .logo{width:48px;height:48px;font-size:20px;border-radius:14px;margin-bottom:18px}
.login h1{margin:0 0 4px;font-size:22px}
.login p{color:var(--muted);margin:0 0 22px}
.login label{display:block;font-size:12px;color:var(--text2);margin:12px 0 6px}
.login input{width:100%}
.login .btn{width:100%;justify-content:center;margin-top:20px;padding:11px}
.login .err{color:var(--crit-ink);font-size:13px;margin-top:12px;min-height:18px}

/* ---------- responsive ---------- */
@media (max-width:1280px){.g6{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(2,minmax(0,1fr))}.comp{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:980px){
  .shell{grid-template-columns:1fr}
  .side{position:fixed;left:0;top:0;z-index:60;width:260px;transform:translateX(-100%);transition:.25s}
  .side.open{transform:none}
  .burger{display:block}
  .g2,.g3{grid-template-columns:1fr}.span2,.span3{grid-column:auto}
  .hero{grid-template-columns:1fr}
  .top{padding:12px 16px}.page{padding:16px 16px 50px}
}
@media (max-width:560px){.g4,.g6{grid-template-columns:1fr 1fr}.comp{grid-template-columns:1fr}.kv{grid-template-columns:1fr}.top .sub{display:none}}