:root{
  --bg:#f3f6f7;--surface:#fff;--fg:#14212b;--muted:#5b6b75;--line:#d8e0e4;
  --uv:#5b3fd1;--uv-soft:#ece8fb;--ok:#1f7a4d;--ok-soft:#e3f3ea;--warn:#a15c00;--warn-soft:#fbf0dc;--crit:#b3261e;--crit-soft:#fbe5e3;
  --s1:#5b3fd1;--s2:#0e7c86;--s3:#c05621;
  font-family:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0f1519;--surface:#172028;--fg:#e4ebef;--muted:#9aa9b3;--line:#2a3741;
  --uv:#a594ff;--uv-soft:#262043;--ok:#5cc28d;--ok-soft:#163327;--warn:#e3a54a;--warn-soft:#3a2c13;--crit:#f08a82;--crit-soft:#3d1b19;
  --s1:#a594ff;--s2:#4fc4cf;--s3:#f2a065;color-scheme:dark}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font-size:14px;line-height:1.45}
[hidden]{display:none!important}
h1{margin:0 0 4px;font-size:22px}h2{margin:0 0 10px;font-size:16px}
.muted{color:var(--muted)}.error{color:var(--crit);min-height:1.2em}
button{font:inherit;border:1px solid var(--uv);background:var(--uv);color:#fff;border-radius:6px;padding:6px 12px;cursor:pointer}
button.ghost{background:transparent;color:var(--uv)}
button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--uv);outline-offset:2px}
input,select{font:inherit;padding:6px 8px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--fg)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px;min-width:0}
.login{display:grid;place-items:center;min-height:100vh;padding:16px}
.login form{display:flex;flex-direction:column;gap:8px;width:min(360px,100%)}
.top{display:flex;align-items:center;gap:12px;padding:10px 16px;background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:2;flex-wrap:wrap}
.brand{font-weight:600;color:var(--uv)}.spacer{flex:1}
.pill{font-size:12px;padding:2px 8px;border-radius:999px;background:var(--line)}
.pill.on{background:var(--ok-soft);color:var(--ok)}.pill.off{background:var(--crit-soft);color:var(--crit)}
main{max-width:1200px;margin:0 auto;padding:16px;display:flex;flex-direction:column;gap:16px}
.alarms{display:flex;flex-wrap:wrap;gap:8px}
.alarm{padding:6px 10px;border-radius:6px;font-weight:500}
.alarm.critical{background:var(--crit-soft);color:var(--crit)}.alarm.warning{background:var(--warn-soft);color:var(--warn)}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:12px 14px;display:flex;flex-direction:column;gap:4px;min-width:0}
.tile.wide{grid-column:span 2}
@media (max-width:420px){.tile.wide{grid-column:span 1}}
.label{font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted)}
.value{font-size:26px;font-weight:600;font-variant-numeric:tabular-nums}.value small{font-size:13px;font-weight:400;color:var(--muted)}
.sub{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.bar{position:relative;height:8px;background:var(--line);border-radius:4px;margin:4px 0}
.bar>div:first-child{height:100%;border-radius:4px;background:var(--ok);width:0}
.bar.low>div:first-child{background:var(--crit)}
.mark{position:absolute;top:-3px;width:2px;height:14px;background:var(--fg)}
.levels{display:flex;gap:6px;margin:6px 0}.levels i{flex:1;height:22px;border-radius:4px;background:var(--line)}
.levels i.on{background:var(--uv)}
.row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.seg{display:inline-flex;border:1px solid var(--uv);border-radius:6px;overflow:hidden}
.seg button{border:0;border-radius:0;background:transparent;color:var(--uv)}.seg button.on{background:var(--uv);color:#fff}
.charts{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,460px),1fr));gap:16px}
figure{margin:0;min-width:0}figcaption{font-size:12px;color:var(--muted);margin-bottom:4px}
canvas{width:100%;height:180px;display:block}
.split{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));gap:16px}
.field{display:flex;align-items:center;gap:8px;margin:10px 0;flex-wrap:wrap}.field>span,.field>label{min-width:110px}
.confirm{display:flex;gap:8px;align-items:center;padding:10px;border-radius:6px;background:var(--warn-soft);flex-wrap:wrap}
.list{width:100%;border-collapse:collapse;font-size:13px}
.list th,.list td{text-align:left;padding:6px 4px;border-bottom:1px solid var(--line);vertical-align:top}
.list th{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:500}
.list td:first-child{white-space:nowrap;font-variant-numeric:tabular-nums;color:var(--muted)}
.sev-critical{color:var(--crit)}.sev-warning{color:var(--warn)}
.st-accepted{color:var(--ok)}.st-rejected,.st-failed{color:var(--crit)}
.scroll{max-height:420px;overflow:auto}
.empty{color:var(--muted);font-style:italic}
.tabs{display:flex;gap:4px}
.tabs a{color:var(--muted);text-decoration:none;padding:6px 10px;border-radius:6px}
.tabs a.on{background:var(--uv-soft);color:var(--uv);font-weight:500}
.tabs a:focus-visible{outline:2px solid var(--uv)}
.narrow{max-width:520px}
.st-on{color:var(--ok)}.st-off{color:var(--crit)}
.list td select{padding:3px 6px}
.list td button{padding:3px 10px;font-size:13px}
.me{color:var(--muted);font-size:12px}
@media (max-width:640px){#device{order:5}}
#users-table td:first-child{color:var(--fg);white-space:normal;font-weight:500}
#users-table td.actions{white-space:nowrap}
#users-table td.actions button+button{margin-left:6px}