:root{
  --bg:#12151a; --card:#1b2029; --line:#2a3240; --fg:#e6ebf2; --muted:#8d99ab;
  --up:#3fb950; --down:#f85149; --warn:#d29922; --accent:#58a6ff;
  --radius:12px;
}
@media (prefers-color-scheme: light){
  :root{ --bg:#f4f6fa; --card:#fff; --line:#dfe4ec; --fg:#141922; --muted:#5d6878; }
}
*{box-sizing:border-box}
body{
  margin:0; background:var(--bg); color:var(--fg);
  font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  -webkit-font-smoothing:antialiased;
}
main{max-width:960px;margin:0 auto;padding:20px 16px 40px}

.bar{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 16px;background:var(--card);border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:5;flex-wrap:wrap;
}
.brand{font-weight:700;color:var(--fg);text-decoration:none;letter-spacing:.3px}
.bar nav{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.bar a{color:var(--accent);text-decoration:none}
.bar a:hover{text-decoration:underline}
.who{color:var(--muted);font-size:13px}
.inline{display:inline}
.link{background:none;border:0;color:var(--accent);cursor:pointer;font:inherit;padding:0}
.link:hover{text-decoration:underline}
.btn-sm{border:1px solid var(--line);padding:5px 12px;border-radius:8px}

.hero{
  display:flex;align-items:center;gap:16px;background:var(--card);
  border:1px solid var(--line);border-left:5px solid var(--muted);
  border-radius:var(--radius);padding:18px 20px;margin:18px 0;
}
.hero.up{border-left-color:var(--up)}
.hero.down{border-left-color:var(--down)}
.hero h1{margin:0;font-size:21px}
.hero p{margin:3px 0 0;color:var(--muted);font-size:14px}
.dot{width:13px;height:13px;border-radius:50%;background:var(--muted);flex:none}
.hero.up .dot{background:var(--up);box-shadow:0 0 0 4px rgba(63,185,80,.16)}
.hero.down .dot{background:var(--down);box-shadow:0 0 0 4px rgba(248,81,73,.16)}

.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px}
.card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:16px 18px;margin-bottom:14px;
}
.grid .card{margin-bottom:0}
.card.wide{margin-top:14px}
.card h2{margin:0 0 8px;font-size:12px;text-transform:uppercase;
  letter-spacing:.09em;color:var(--muted);font-weight:600}
.big{margin:0;font-size:26px;font-weight:650;line-height:1.2;word-break:break-word}
.sub{margin:6px 0 0;color:var(--muted);font-size:13px}
.muted{color:var(--muted);font-weight:400}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px}

.hostgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.hostgrid .lbl{display:block;font-size:11px;text-transform:uppercase;
  letter-spacing:.07em;color:var(--muted);margin-bottom:2px}

.actions{display:flex;gap:10px;flex-wrap:wrap;margin:4px 0 10px}
.btn{
  border:1px solid var(--line);background:var(--bg);color:var(--fg);
  padding:9px 18px;border-radius:9px;cursor:pointer;font:inherit;font-weight:600;
}
.btn:hover{filter:brightness(1.15)}
.btn.go{background:var(--up);border-color:var(--up);color:#08130b}
.btn.warn{background:var(--warn);border-color:var(--warn);color:#1c1400}
.btn.danger{background:var(--down);border-color:var(--down);color:#2a0705}

.flash{padding:10px 14px;border-radius:9px;margin:0 0 14px;font-size:14px}
.flash.ok{background:rgba(63,185,80,.14);border:1px solid var(--up)}
.flash.bad{background:rgba(248,81,73,.14);border:1px solid var(--down)}

.pf-major,.pf-critical{border-left:5px solid var(--down)}
.pf-minor{border-left:5px solid var(--warn)}
.pf-none{border-left:5px solid var(--up)}
.pf-comp{text-transform:capitalize}
.incidents{margin:8px 0 0;padding-left:18px;color:var(--muted);font-size:13px}

.login{max-width:380px;margin:32px auto}
.login label{display:block;font-size:12px;text-transform:uppercase;
  letter-spacing:.07em;color:var(--muted);margin:12px 0 4px}
.login input{
  width:100%;padding:10px 12px;border-radius:9px;border:1px solid var(--line);
  background:var(--bg);color:var(--fg);font:inherit;
}
.login input:focus{outline:2px solid var(--accent);outline-offset:1px}
.login .btn{width:100%;margin-top:18px}

.tablewrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:7px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
th{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.07em}
.bad-row td{color:var(--warn)}

footer{max-width:960px;margin:0 auto;padding:0 16px 30px;
  color:var(--muted);font-size:12px;text-align:right}