:root {
  --bg: #0f1115;
  --panel: #161a22;
  --line: #232936;
  --text: #e7e9ee;
  --muted: #8a92a3;
  --accent: #7ad3ff;
  --warn: #f5b042;
  --bad: #ef5b6b;
  --good: #7ad48a;
  --mono: ui-monospace, "JetBrains Mono", "Fira Code", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.45;
  padding: 24px;
  max-width: 1100px;
  margin: 0 auto;
}

header { margin-bottom: 22px; }
h1 { font-size: 18px; margin: 0 0 4px 0; letter-spacing: 0.04em; text-transform: uppercase; color: var(--accent); font-weight: 600; }
h2 { font-size: 12px; margin: 0 0 12px 0; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; font-weight: 500; }
.sub { color: var(--muted); font-size: 12px; margin: 0; font-family: var(--mono); }
.sub #served-by { color: var(--text); }

.totals {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-bottom: 22px;
}
.metric {
  background: var(--panel);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.metric .value {
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}
.metric .label {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr; }
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 16px;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}
.card-head h2 { margin: 0; }

.pickers {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.range-picker, .grain-picker {
  display: inline-flex;
  border: 1px solid var(--line);
}
.range-picker button, .grain-picker button {
  background: transparent;
  border: 0;
  border-left: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  padding: 4px 10px;
  cursor: pointer;
  letter-spacing: 0.04em;
}
.range-picker button:first-child, .grain-picker button:first-child { border-left: 0; }
.range-picker button:hover:not([disabled]),
.grain-picker button:hover:not([disabled]) { color: var(--text); }
.range-picker button.active,
.grain-picker button.active {
  color: var(--accent);
  background: var(--bg);
}
.range-picker button[disabled],
.grain-picker button[disabled] {
  opacity: 0.3;
  cursor: not-allowed;
}

.chart-wrap {
  position: relative;
  width: 100%;
  height: 260px;
}
.chart-wrap canvas {
  position: absolute;
  inset: 0;
  width: 100% !important;
  height: 100% !important;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 13px;
}
th, td {
  padding: 8px 10px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}
th {
  font-weight: 500;
  color: var(--muted);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.04em;
}
.num { text-align: right; font-variant-numeric: tabular-nums; }
td.num { text-align: right; font-variant-numeric: tabular-nums; }

.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; vertical-align: 1px; }
.dot.good { background: var(--good); }
.dot.warn { background: var(--warn); }
.dot.bad  { background: var(--bad);  }

footer {
  margin-top: 18px;
  color: var(--muted);
  font-size: 11px;
  font-family: var(--mono);
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}