:root {
  --bg: #0d1117; --panel: #151b23; --line: #263040; --text: #d7dde5; --muted: #8592a3;
  --up: #2fbf71; --down: #e5534b; --accent: #4c9aff; --warn: #d29922;
  --c1: #4c9aff; --c2: #f0b429; --c3: #b083f0; --c4: #39c5cf;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 13px/1.45 -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", sans-serif; }
.mono, td, .tile .v { font-variant-numeric: tabular-nums; }
.mono { font-family: ui-monospace, "SF Mono", Menlo, monospace; }
header { display: flex; align-items: center; gap: 24px; padding: 10px 16px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--bg); z-index: 5; flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 15px; letter-spacing: .3px; }
.brand .sub { color: var(--muted); font-weight: 500; margin-left: 4px; }
nav { display: flex; gap: 4px; }
nav button { background: none; border: 1px solid transparent; color: var(--muted); padding: 5px 12px; border-radius: 6px; cursor: pointer; font: inherit; }
nav button:hover { color: var(--text); }
nav button.active { color: var(--text); background: var(--panel); border-color: var(--line); }
.hdr-right { margin-left: auto; display: flex; gap: 12px; align-items: center; }
.pill { padding: 3px 10px; border-radius: 99px; font-size: 12px; border: 1px solid var(--line); }
.pill.ok { color: var(--up); border-color: color-mix(in srgb, var(--up) 50%, transparent); }
.pill.bad { color: var(--down); border-color: color-mix(in srgb, var(--down) 50%, transparent); }
main { padding: 16px; display: flex; flex-direction: column; gap: 16px; }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
.tile { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; }
.tile .k { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .5px; }
.tile .v { font-size: 20px; font-weight: 600; margin-top: 2px; }
.tile .s { color: var(--muted); font-size: 11px; }
.grid2 { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 16px; }
@media (max-width: 1000px) { .grid2 { grid-template-columns: 1fr; } }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 14px; min-width: 0; }
.card-h { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; flex-wrap: wrap; }
.card-h h2 { font-size: 13px; margin: 0; font-weight: 600; }
.big { font-size: 18px; font-weight: 600; }
.chart-wrap { position: relative; height: 220px; margin-top: 8px; }
.chart-wrap.tall { height: 340px; }
.scroll { max-height: 75vh; overflow: auto; }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; color: var(--muted); font-weight: 500; font-size: 11px; text-transform: uppercase; letter-spacing: .4px; padding: 6px 8px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--panel); }
td { padding: 5px 8px; border-bottom: 1px solid color-mix(in srgb, var(--line) 60%, transparent); white-space: nowrap; }
tbody tr:hover { background: color-mix(in srgb, var(--accent) 7%, transparent); }
tr.clickable { cursor: pointer; }
tr.sel { background: color-mix(in srgb, var(--accent) 14%, transparent); }
.up { color: var(--up); } .down { color: var(--down); } .muted { color: var(--muted); } .warn { color: var(--warn); }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }
.dot.ok { background: var(--up); } .dot.bad { background: var(--down); } .dot.warn { background: var(--warn); }
.kv { display: flex; flex-wrap: wrap; gap: 6px 18px; color: var(--muted); }
.kv b { color: var(--text); font-weight: 600; font-variant-numeric: tabular-nums; }
.note { color: var(--muted); font-size: 12px; margin: 6px 0; }
.strip { display: flex; flex-wrap: wrap; gap: 3px; }
.strip span { width: 14px; height: 14px; border-radius: 3px; display: inline-block; }
.strip .u { background: var(--up); } .strip .d { background: var(--down); } .strip .n { background: var(--line); }
.controls { color: var(--muted); display: flex; gap: 8px; align-items: center; }
input, select { background: var(--bg); color: var(--text); border: 1px solid var(--line); border-radius: 5px; padding: 3px 6px; font: inherit; width: auto; }
input[type=number] { width: 64px; }
a { color: var(--accent); text-decoration: none; }
.hidden { display: none; }
.btn { background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: 6px; padding: 6px 14px; font: inherit; cursor: pointer; }
.btn:hover { border-color: var(--accent); }
.btn:focus-visible, nav button:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.btn.go { background: color-mix(in srgb, var(--up) 18%, var(--panel)); border-color: color-mix(in srgb, var(--up) 55%, transparent); }
.btn.stop { background: color-mix(in srgb, var(--down) 22%, var(--panel)); border-color: color-mix(in srgb, var(--down) 60%, transparent); font-weight: 600; }
.btn:disabled { opacity: .45; cursor: default; }
.r-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin: 8px 0; }
.state { padding: 4px 12px; border-radius: 99px; font-weight: 600; border: 1px solid var(--line); }
.state.on { color: var(--up); border-color: var(--up); } .state.off { color: var(--muted); }
.state.bad { color: var(--down); border-color: var(--down); } .state.warn { color: var(--warn); border-color: var(--warn); }
#r-connect label { display: block; color: var(--muted); font-size: 12px; margin: 8px 0 3px; }
#r-connect input { width: 100%; font-family: ui-monospace, "SF Mono", Menlo, monospace; }