:root {
  --bg: #f4f6f3; --card: #ffffff; --fg: #1d2a1f; --muted: #5f6e62; --line: #d9e0da;
  --accent: #2f7d4a; --accent-fg: #fff; --warn: #b26a00; --warn-bg: #fff3dc; --crit: #b3261e; --crit-bg: #fde7e5;
  --ok: #2f7d4a; --chart: #2f7d4a; --band: rgba(47, 125, 74, 0.12);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111613; --card: #1a211c; --fg: #e3ebe4; --muted: #94a397; --line: #2c372f;
    --accent: #5fbf7f; --accent-fg: #0d150f; --warn: #f0b04a; --warn-bg: #3a2c12; --crit: #ff8a80; --crit-bg: #3d1b19;
    --ok: #5fbf7f; --chart: #5fbf7f; --band: rgba(95, 191, 127, 0.14);
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 15px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif; }
h1 { font-size: 20px; margin: 0; }
h2 { font-size: 20px; margin: 0 0 4px; }
h3 { font-size: 15px; margin: 16px 0 6px; }
.top { display: flex; gap: 12px; align-items: center; padding: 12px 16px; background: var(--card); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.top select { font-size: 15px; padding: 6px; max-width: 60vw; }
main { max-width: 980px; margin: 0 auto; padding: 12px 16px 40px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; margin: 12px 0; }
.narrow { max-width: 380px; margin: 40px auto; }
.head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.err { color: var(--crit); }
button { font: inherit; padding: 7px 12px; border-radius: 7px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-fg); cursor: pointer; }
button.ghost { background: transparent; color: var(--fg); border-color: var(--line); }
button.small { padding: 4px 10px; font-size: 13px; }
button.danger { background: var(--crit); border-color: var(--crit); color: #fff; }
button.big { font-size: 17px; font-weight: 700; padding: 10px 22px; letter-spacing: 0.04em; }
button:disabled { opacity: 0.45; cursor: default; }
input, select { font: inherit; padding: 6px 8px; border: 1px solid var(--line); border-radius: 6px; background: var(--bg); color: var(--fg); min-width: 0; }
input[type=number] { width: 90px; }
#flow-ml { width: 130px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin: 6px 0; }
.banner { border-radius: 10px; padding: 10px 14px; margin: 12px 0; display: flex; gap: 12px; align-items: center; justify-content: space-between; flex-wrap: wrap; background: var(--warn-bg); color: var(--warn); font-weight: 600; }
.banner.crit { background: var(--crit-bg); color: var(--crit); }
.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.tile { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; display: flex; flex-direction: column; }
.tile .lbl { color: var(--muted); font-size: 13px; }
.tile .val { font-size: 30px; font-weight: 650; font-variant-numeric: tabular-nums; }
.tile .sub { color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.tile.bad .val { color: var(--warn); }
.chips { display: flex; gap: 6px; flex-wrap: wrap; margin: 10px 0; }
.chip, .pill { font-size: 12px; padding: 2px 9px; border-radius: 99px; border: 1px solid var(--line); color: var(--muted); }
.chip.on { border-color: var(--warn); color: var(--warn); }
.chip.crit { border-color: var(--crit); color: var(--crit); }
.chip.okc, .pill.ok { border-color: var(--ok); color: var(--ok); }
.tabs { display: flex; gap: 4px; margin-top: 14px; overflow-x: auto; }
.tabs button, .seg button { background: transparent; color: var(--muted); border: 1px solid transparent; border-radius: 7px; }
.tabs button.on, .seg button.on { color: var(--fg); border-color: var(--line); background: var(--card); }
.seg { display: flex; gap: 4px; margin-bottom: 8px; }
table.pumps { width: 100%; border-collapse: collapse; }
table.pumps th { text-align: left; font-weight: 600; color: var(--muted); font-size: 13px; padding: 4px 6px; }
table.pumps td { padding: 6px; border-top: 1px solid var(--line); vertical-align: middle; }
td .row { margin: 0; flex-wrap: nowrap; }
.state-on { color: var(--accent); font-weight: 700; }
.charts { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
figure { margin: 0; }
figcaption { font-size: 13px; color: var(--muted); }
svg { width: 100%; height: auto; background: var(--bg); border-radius: 6px; }
svg .line { fill: none; stroke: var(--chart); stroke-width: 2; }
svg .dot { fill: var(--chart); }
svg .band { fill: var(--band); }
svg .axis { fill: var(--muted); font-size: 11px; }
svg .grid { stroke: var(--line); stroke-width: 1; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 4px 18px; }
fieldset { border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px 10px; margin: 0 0 10px; }
legend { font-weight: 600; padding: 0 4px; }
label.f { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin: 4px 0; font-size: 14px; }
.calgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.cal { border: 1px solid var(--line); border-radius: 8px; padding: 4px 12px 10px; }
.cal ol { padding-left: 18px; margin: 4px 0; }
.events { list-style: none; padding: 0; margin: 0; }
.events li { padding: 6px 0; border-top: 1px solid var(--line); display: flex; gap: 10px; font-size: 14px; }
.events time { color: var(--muted); white-space: nowrap; font-variant-numeric: tabular-nums; }
.events .warn { color: var(--warn); }
.events .crit { color: var(--crit); font-weight: 600; }
@media (max-width: 700px) {
  .tiles { grid-template-columns: 1fr 1fr; }
  .charts, .calgrid { grid-template-columns: 1fr; }
  table.pumps thead { display: none; }
  table.pumps tr { display: grid; grid-template-columns: 1fr auto auto; gap: 2px 10px; align-items: center; border-top: 1px solid var(--line); padding: 8px 0; }
  table.pumps td { border: 0; padding: 0; }
  table.pumps td:nth-child(4), table.pumps td:nth-child(5) { grid-column: 1 / -1; }
}