:root {
  --bg: #0e1116; --panel: #161b22; --panel2: #1c232d; --line: #2a323d; --text: #e6edf3; --muted: #8b98a8;
  --accent: #3fb6a8; --accent2: #2f81f7; --ok: #3fb950; --warn: #d29922; --bad: #f85149;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.mono { font-family: var(--mono); }
a { color: var(--accent2); text-decoration: none; }

.topbar { display: flex; align-items: center; gap: 16px; padding: 10px 20px; background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.brand { font-weight: 700; font-size: 18px; letter-spacing: .5px; color: var(--accent); }
nav { display: flex; gap: 4px; }
nav a { color: var(--muted); padding: 6px 12px; border-radius: 6px; }
nav a.active { color: var(--text); background: var(--panel2); }
nav a:hover { color: var(--text); }
.spacer { flex: 1; }
.live { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.live i { width: 8px; height: 8px; border-radius: 50%; background: var(--bad); display: inline-block; }
.live.on i { background: var(--ok); box-shadow: 0 0 6px var(--ok); }

main { padding: 20px; max-width: 1400px; margin: 0 auto; }
h2 { margin: 24px 0 10px; font-size: 15px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .6px; }
h2:first-child { margin-top: 0; }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 16px; }
.grid { display: grid; gap: 12px; }
.kpis { grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }
.kpi .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; }
.kpi .value { font-size: 28px; font-weight: 650; margin: 4px 0 2px; }
.kpi .sub { color: var(--muted); font-size: 12px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--text); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr:hover { background: var(--panel2); }
.tablewrap { overflow-x: auto; }
.empty { color: var(--muted); padding: 24px; text-align: center; }

.badge { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 12px; font-weight: 500; background: var(--panel2); color: var(--muted); }
.badge.up, .badge.online, .badge.green { background: rgba(63,185,80,.15); color: var(--ok); }
.badge.idle, .badge.yellow, .badge.warn { background: rgba(210,153,34,.15); color: var(--warn); }
.badge.down, .badge.offline, .badge.error, .badge.red { background: rgba(248,81,73,.15); color: var(--bad); }

.btn { background: var(--panel2); color: var(--text); border: 1px solid var(--line); border-radius: 6px; padding: 7px 14px; cursor: pointer; font: inherit; }
.btn:hover { border-color: var(--muted); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #04211e; font-weight: 600; }
.btn.danger { color: var(--bad); }
.btn.small { padding: 4px 10px; font-size: 12px; }
.btn[disabled] { opacity: .5; cursor: default; }
.btn.active { border-color: var(--accent); color: var(--accent); }

label { display: block; color: var(--muted); font-size: 12px; margin-bottom: 12px; }
input, select { display: block; width: 100%; margin-top: 4px; background: var(--bg); color: var(--text); border: 1px solid var(--line); border-radius: 6px; padding: 8px 10px; font: inherit; }
input:focus, select:focus { outline: none; border-color: var(--accent2); }
input[type=checkbox] { display: inline-block; width: auto; margin: 0 8px 0 0; vertical-align: middle; }
label.check { display: flex; align-items: center; color: var(--text); font-size: 14px; }

.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 12px; }
.toolbar input, .toolbar select { margin: 0; width: auto; min-width: 160px; }
.toolbar .grow { flex: 1; }

.login { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-card { width: 360px; }
.login-card h1 { margin: 0; color: var(--accent); }
.login-card button { width: 100%; margin-top: 6px; }
.error { background: rgba(248,81,73,.12); color: var(--bad); border: 1px solid rgba(248,81,73,.4); border-radius: 6px; padding: 8px 10px; margin-bottom: 10px; }
.notice { background: rgba(47,129,247,.1); border: 1px solid rgba(47,129,247,.35); border-radius: 8px; padding: 10px 14px; margin-bottom: 12px; }
.notice.warn { background: rgba(210,153,34,.1); border-color: rgba(210,153,34,.4); }

.chart { height: 240px; width: 100%; display: block; }
.chart-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.chart-head .btns { display: flex; gap: 6px; }

.cols2 { grid-template-columns: 1fr 1fr; }
@media (max-width: 900px) { .cols2 { grid-template-columns: 1fr; } .topbar { flex-wrap: wrap; } }
.formgrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0 14px; }
.formactions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 8px; align-items: center; }
.pool-card { margin-bottom: 12px; }
.pool-card .head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.pool-card .head .name { font-weight: 600; font-size: 16px; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 14px; font-size: 13px; }
.kv .k { color: var(--muted); }
.event { display: flex; gap: 10px; padding: 6px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.event .t { color: var(--muted); font-size: 12px; min-width: 70px; }
.probe { margin-top: 10px; }
.toast { position: fixed; right: 20px; bottom: 20px; background: var(--panel2); border: 1px solid var(--line); border-radius: 8px; padding: 10px 16px; z-index: 20; max-width: 460px; }
.toast.err { border-color: var(--bad); }
.toast.ok { border-color: var(--ok); }
details summary { cursor: pointer; color: var(--muted); margin: 6px 0 12px; }
.pager { display: flex; gap: 10px; align-items: center; margin-top: 10px; color: var(--muted); }