:root {
  --bg: #f9f7f4;
  --text: #1a1a1a;
  --muted: #6b7280;
  --border: #e5e7eb;
  --row-low:   #fee2e2;
  --row-good:  #dcfce7;
  --row-high:  #dbeafe;
  --row-grey:  #f3f4f6;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  padding: 2.5rem 1.25rem;
}

.container { max-width: 900px; margin: 0 auto; }

h1 { font-size: 2rem; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 0.35rem; }
h1 a { text-decoration: none; color: inherit; }

.tagline { font-size: 1.1rem; color: var(--muted); margin-bottom: 2rem; }

h2 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 2rem 0 0.75rem;
}

.steps { list-style: none; }
.steps li {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
}
.steps li:first-child { border-top: 1px solid var(--border); }

.cta { margin-top: 1.5rem; }
.cta a { font-weight: 600; }

.footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

a { color: inherit; }
a:hover { text-decoration: underline; }

/* ── gauges page ── */
.meta-row {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.legend { display: flex; gap: 1.25rem; font-size: 0.85rem; align-items: center; }
.dot {
  display: inline-block;
  width: 9px; height: 9px;
  border-radius: 50%;
  margin-right: 4px;
  vertical-align: middle;
}
.dot-low  { background: #ef4444; }
.dot-good { background: #22c55e; }
.dot-high { background: #3b82f6; }

.refresh-note { font-size: 0.8rem; color: var(--muted); margin-left: auto; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }

th {
  text-align: left;
  padding: 0.45rem 0.75rem;
  border-bottom: 2px solid var(--border);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
  white-space: nowrap;
}
td { padding: 0.45rem 0.75rem; border-bottom: 1px solid var(--border); }

tr.low   td { background: var(--row-low); }
tr.good  td { background: var(--row-good); }
tr.high  td { background: var(--row-high); }
tr.grey  td { background: var(--row-grey); color: var(--muted); }

.flow { font-variant-numeric: tabular-nums; white-space: nowrap; }
.cmd  { font-family: ui-monospace, "Cascadia Code", monospace; font-size: 0.82rem; }
.age  { color: var(--muted); font-size: 0.8rem; white-space: nowrap; }