:root {
  --ink: #1a1f1e;
  --muted: #5c6563;
  --line: #e4e8e7;
  --paper: #f7f8f7;
  --card: #ffffff;
  --accent: #2f6f6a;
  --danger: #b42318;
  --warn: #9a6700;
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font: 15px/1.45 "Helvetica Neue", Helvetica, Arial, sans-serif;
}
a { color: var(--accent); }
.wrap { max-width: 1080px; margin: 0 auto; padding: 28px 20px 64px; }
nav {
  display: flex;
  gap: 16px;
  align-items: baseline;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
}
nav strong { font-size: 15px; }
nav a { text-decoration: none; color: var(--muted); }
nav a.active { color: var(--ink); font-weight: 600; }
h1 { font-size: 28px; letter-spacing: -0.03em; margin: 0 0 6px; }
h2 { font-size: 18px; margin: 36px 0 10px; }
h3 { font-size: 15px; margin: 22px 0 8px; }
.sub, .note { color: var(--muted); font-size: 13px; margin: 0 0 20px; }
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 16px 0;
}
.stat {
  background: var(--card);
  border: 1px solid var(--line);
  padding: 14px 14px 12px;
}
.stat b { display: block; font-size: 26px; letter-spacing: -0.03em; }
.stat span { color: var(--muted); font-size: 12px; }
.stat.bad b { color: var(--danger); }
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  font-size: 13px;
}
th, td {
  text-align: left;
  padding: 9px 10px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th { font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); font-weight: 600; }
td.num, th.num { text-align: right; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
.panel h3 { margin-top: 0; }
.bars { display: flex; gap: 14px; align-items: flex-end; height: 160px; margin: 16px 0 4px; }
.bar {
  flex: 1;
  background: var(--accent);
  min-height: 4px;
  position: relative;
}
.bar span {
  position: absolute;
  top: -18px;
  left: 0;
  right: 0;
  text-align: center;
  font-size: 11px;
  color: var(--muted);
}
.bars.cluster { gap: 10px; }
.cluster {
  flex: 1;
  display: flex;
  gap: 3px;
  align-items: flex-end;
  height: 100%;
  justify-content: center;
}
.cluster .bar { flex: 0 0 16px; width: 16px; }
.cluster .bar.engaged { background: #c4a265; flex-basis: 10px; width: 10px; min-height: 0; }
.bar-label { display: flex; gap: 10px; }
.bar-label span { flex: 1; text-align: center; font-size: 11px; color: var(--muted); }
.legend { display: flex; gap: 16px; font-size: 12px; color: var(--muted); margin: 8px 0 0; }
.legend i {
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 6px;
  background: var(--accent);
}
.legend i.engaged { background: #c4a265; }
.legend i.g { background: #2f6f6a; }
.legend i.m { background: #5c6563; }
.legend i.t { background: #c4a265; }
.legend i.r { background: #d9c4a0; }
.donut-row { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
.donut {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: conic-gradient(
    #2f6f6a 0 74.7%,
    #5c6563 74.7% 89%,
    #c4a265 89% 96.6%,
    #d9c4a0 96.6% 100%
  );
  display: grid;
  place-items: center;
  flex: 0 0 200px;
}
.donut-hole {
  width: 118px;
  height: 118px;
  border-radius: 50%;
  background: var(--card);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.donut-hole b { font-size: 28px; letter-spacing: -0.03em; }
.donut-hole span { font-size: 12px; color: var(--muted); }
.callout {
  border: 1px solid var(--line);
  background: #fff;
  padding: 12px 14px;
  margin: 16px 0;
}
.callout.warn { border-color: #ead8a8; }
.callout b { display: block; margin-bottom: 4px; }
ul.alerts { margin: 8px 0 0; padding-left: 18px; color: var(--danger); }
p { margin: 0 0 12px; }
@media (max-width: 800px) {
  .stats, .grid2 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .grid2 { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .stats, .grid2 { grid-template-columns: 1fr; }
}