:root{
  --bg:#0d1520; --chrome:#101b28; --chrome-2:#16273a;
  --surface:#fff; --surface-2:#f5f7fa; --ink:#0e1a28; --ink-2:#5d6f84;
  --ink-inv:#dce6f2; --ink-inv-2:#7f93ac; --line:#e3e8ef; --line-dark:#22374f;
  --oct-fixed:#6b7f96; --oct-country:#4c8dff; --oct-cat:#a877f0; --oct-host:#18c0aa;
  --ok:#18c0aa; --warn:#f0a637; --err:#f26d6d; --radius:10px;
  --mono:"SF Mono","JetBrains Mono","Fira Code",ui-monospace,Menlo,Consolas,monospace;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--surface-2);-webkit-font-smoothing:antialiased;line-height:1.45}
h1,h2,h3{margin:0;font-weight:650;letter-spacing:-.01em}
a{color:var(--oct-country);text-decoration:none}
button{font-family:inherit;cursor:pointer}
input,select{font-family:inherit}

.shell{display:flex;min-height:100vh}
.rail{width:214px;background:var(--chrome);color:var(--ink-inv);display:flex;flex-direction:column;flex-shrink:0}
.brand{padding:20px 18px 16px;border-bottom:1px solid var(--line-dark)}
.brand .brandmark{display:block;height:34px;margin-bottom:12px}
.lg-mark{display:block;height:38px;margin-bottom:16px}
.brand .logo{font-family:var(--mono);font-size:19px;font-weight:700;color:#fff;display:flex;align-items:center;gap:8px}
.brand .logo .dot{width:9px;height:9px;border-radius:50%;background:var(--oct-host);box-shadow:0 0 10px var(--oct-host)}
.brand .sub{font-size:11px;color:var(--ink-inv-2);margin-top:5px}
.nav{padding:10px;flex:1;display:flex;flex-direction:column;gap:2px}
.nav .grp{font-size:10px;text-transform:uppercase;letter-spacing:.12em;color:var(--ink-inv-2);padding:14px 10px 6px}
.nav a{display:flex;align-items:center;gap:10px;color:var(--ink-inv);padding:9px 11px;border-radius:8px;font-size:13.5px}
.nav a:hover{background:var(--chrome-2)}
.nav a.active{background:var(--oct-country);color:#fff;font-weight:600}
.nav a .ic{width:16px;text-align:center;font-family:var(--mono);font-size:13px;opacity:.85}
.who{padding:14px;border-top:1px solid var(--line-dark);display:flex;align-items:center;gap:10px}
.who .av{width:32px;height:32px;border-radius:8px;background:var(--chrome-2);display:grid;place-items:center;font-weight:700;color:#fff}
.who .meta{flex:1;min-width:0}
.who .nm{font-size:13px;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.who .rl{font-size:10.5px;color:var(--ink-inv-2);text-transform:uppercase;letter-spacing:.08em}
.who .out{background:none;border:1px solid var(--line-dark);color:var(--ink-inv-2);border-radius:6px;padding:4px 7px;font-size:11px}
.who .out:hover{color:#fff}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{background:var(--surface);border-bottom:1px solid var(--line);padding:16px 26px}
.topbar h1{font-size:19px}
.topbar .crumb{font-size:12px;color:var(--ink-2);margin-top:2px}
.content{padding:26px}

.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.card+.card{margin-top:16px}
.card.flush{padding:0;overflow:hidden}
label.fld{display:block;font-size:12px;font-weight:600;color:var(--ink-2);margin-bottom:6px}
select,input[type=text],input[type=password],input[type=number],input[type=email]{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;font-size:13.5px;background:var(--surface);color:var(--ink)}
select:focus,input:focus{outline:2px solid var(--oct-country);outline-offset:-1px}
.btn{display:inline-flex;align-items:center;gap:7px;background:var(--oct-country);color:#fff;border:0;border-radius:8px;padding:10px 16px;font-size:13.5px;font-weight:600}
.btn:hover{filter:brightness(1.08)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.ghost{background:none;color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{background:var(--surface-2);filter:none}
.btn.danger{background:var(--err)}
.btn.sm{padding:6px 10px;font-size:12px}
.row{display:flex;gap:16px;flex-wrap:wrap}
.pill{display:inline-flex;font-size:11px;font-weight:600;padding:3px 9px;border-radius:20px}
.pill.ok{background:rgba(24,192,170,.13);color:#0a8a78}
.pill.warn{background:rgba(240,166,55,.15);color:#a86c07}
.pill.err{background:rgba(242,109,109,.14);color:#c0392b}
.pill.mut{background:var(--surface-2);color:var(--ink-2)}
.tag-cat{font-size:11px;font-weight:600;padding:3px 9px;border-radius:6px;background:rgba(168,119,240,.13);color:#7a3ecb}
.tag-cty{font-family:var(--mono);font-size:12px;font-weight:600;color:var(--oct-country)}
.muted{color:var(--ink-2)}

table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-2);font-weight:600;padding:10px 12px;border-bottom:1px solid var(--line);background:var(--surface-2);white-space:nowrap}
td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:0}
tbody tr:hover{background:var(--surface-2)}
.ipmono{font-family:var(--mono);font-size:13.5px;font-weight:600}
.ipmono .o1{color:var(--oct-fixed)} .ipmono .o2{color:var(--oct-country)} .ipmono .o3{color:var(--oct-cat)} .ipmono .o4{color:var(--oct-host)} .ipmono .sep{color:var(--ink-2)}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:16px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.stat .k{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-2)}
.stat .v{font-family:var(--mono);font-size:30px;font-weight:700;margin-top:6px}
.meter{margin:12px 0}
.meter .top{display:flex;justify-content:space-between;font-size:12.5px;margin-bottom:5px}
.bar{height:8px;background:var(--surface-2);border-radius:6px;overflow:hidden;border:1px solid var(--line)}
.bar>span{display:block;height:100%;background:linear-gradient(90deg,var(--oct-cat),var(--oct-country))}

.composer{background:var(--bg);border-radius:var(--radius);padding:30px 26px 22px;color:var(--ink-inv)}
.octets{display:flex;align-items:flex-start;gap:6px;justify-content:center;flex-wrap:wrap}
.oct{display:flex;flex-direction:column;align-items:center;min-width:70px}
.oct .val{font-family:var(--mono);font-size:44px;font-weight:700;line-height:1;transition:color .2s}
.oct.f .val{color:var(--oct-fixed)} .oct.c .val{color:var(--oct-country)} .oct.g .val{color:var(--oct-cat)} .oct.h .val{color:var(--oct-host)}
.oct .lab{font-size:10px;text-transform:uppercase;letter-spacing:.14em;margin-top:10px;color:var(--ink-inv-2)}
.oct .sub2{font-size:11px;margin-top:3px;height:15px}
.dotsep{font-family:var(--mono);font-size:38px;color:#33475f;padding-top:2px}
.maskline{text-align:center;margin-top:18px;font-family:var(--mono);font-size:12px;color:var(--ink-inv-2)}
.maskline b{color:var(--ink-inv)}

.flash{padding:11px 15px;border-radius:8px;margin-bottom:14px;font-size:13.5px}
.flash.ok{background:rgba(24,192,170,.12);color:#0a8a78}
.flash.error{background:rgba(242,109,109,.1);color:#c0392b}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:end;margin-bottom:16px}
.toolbar .fldwrap{min-width:150px}
.empty{text-align:center;padding:44px;color:var(--ink-2)}

.login-wrap{min-height:100vh;display:grid;place-items:center;background:var(--bg);padding:24px}
.login{width:min(400px,92vw);background:var(--surface);border-radius:16px;padding:34px 32px;box-shadow:0 30px 80px -30px rgba(0,0,0,.6)}
.login .lg{font-family:var(--mono);font-size:24px;font-weight:700;display:flex;align-items:center;gap:9px}
.login .lg .dot{width:11px;height:11px;border-radius:50%;background:var(--oct-host);box-shadow:0 0 12px var(--oct-host)}
.login .tag{color:var(--ink-2);font-size:13px;margin:8px 0 22px}
.login .fldwrap{margin-bottom:14px}

dialog{border:0;border-radius:14px;padding:26px;width:min(520px,94vw);box-shadow:0 30px 80px -20px rgba(0,0,0,.5)}
dialog::backdrop{background:rgba(10,18,28,.55)}
dialog h2{font-size:17px;margin-bottom:4px}
dialog .sub{color:var(--ink-2);font-size:13px;margin-bottom:18px}
.actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}
.hint{font-size:12px;color:var(--ink-2);margin-top:8px}
.flagnote{background:rgba(240,166,55,.1);border:1px solid rgba(240,166,55,.35);border-radius:8px;padding:10px 13px;font-size:12.5px;color:#8a5a06;margin-top:14px}
code{font-family:var(--mono);background:var(--surface-2);padding:2px 6px;border-radius:5px;font-size:12.5px}

@media(max-width:720px){
  .rail{width:56px}
  .brand .brandmark,.brand .sub,.nav .grp,.nav a span.lbl,.who .meta{display:none}
  .nav a{justify-content:center}
  .content{padding:16px}
  .oct{min-width:52px}.oct .val{font-size:30px}.dotsep{font-size:26px}
}