:root {
  --bg: #f7f6f2;
  --surface: #ffffff;
  --ink: #1c2430;
  --ink-soft: #5a6472;
  --line: #e4e2da;
  --accent: #2f5fb3;
  --chip-running-bg: #fdf3e0;
  --chip-running-ink: #8a5a10;
  --chip-live-bg: #e5f4ea;
  --chip-live-ink: #1d6b3c;
  --placeholder-bg: #f2f0ea;
  --placeholder-ink: #8a8a80;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #10151c;
    --surface: #171e27;
    --ink: #e8ebef;
    --ink-soft: #97a1ad;
    --line: #26303c;
    --accent: #7ea8e8;
    --chip-running-bg: #2e2412;
    --chip-running-ink: #e0b566;
    --chip-live-bg: #14291b;
    --chip-live-ink: #6fd396;
    --placeholder-bg: #1b222c;
    --placeholder-ink: #6d7681;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.7 -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.wrap { max-width: 960px; margin: 0 auto; padding: 0 20px; }

.site-header { padding: 56px 0 8px; }
.kicker {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}
h1 { margin: 0; font-size: 34px; line-height: 1.25; }
.accent { color: var(--accent); }
.lede { margin: 12px 0 0; max-width: 620px; color: var(--ink-soft); }
.asof { margin: 10px 0 0; font-size: 12.5px; color: var(--ink-soft); }

.jump { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.jump a {
  font-size: 12.5px;
  color: var(--ink-soft);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 11px;
  background: var(--surface);
}
.jump a:hover { color: var(--accent); border-color: var(--accent); }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin: 32px 0 8px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px 20px 16px;
  scroll-margin-top: 20px;
}
.card-head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.card h2 { margin: 0; font-size: 17px; }
.card p { margin: 8px 0 0; color: var(--ink-soft); }

.chip {
  flex: none;
  font-size: 11.5px;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: 999px;
}
.chip.running { background: var(--chip-running-bg); color: var(--chip-running-ink); }
.chip.live { background: var(--chip-live-bg); color: var(--chip-live-ink); }

.placeholder {
  margin-top: 14px !important;
  padding: 12px 14px;
  border-radius: 8px;
  background: var(--placeholder-bg);
  color: var(--placeholder-ink) !important;
  font-size: 13.5px;
}

.site-footer {
  margin: 40px 0 32px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 12.5px;
}
.site-footer a { color: var(--accent); text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }


/* ---- baseline snapshot (dataviz-validated series colors) ---- */
:root {
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
}
@media (prefers-color-scheme: dark) {
  :root {
    --series-1: #3987e5;
    --series-2: #d95926;
    --series-3: #199e70;
  }
}

.baseline { margin: 44px 0 8px; }
.section-title { font-size: 22px; margin: 0 0 6px; }
.section-sub { font-size: 12.5px; color: var(--ink-soft); font-weight: 400; margin-left: 8px; }
.section-lede { color: var(--ink-soft); max-width: 680px; margin: 0 0 12px; }
.baseline .notice {
  border: 1px solid var(--line); border-left: 3px solid var(--accent);
  border-radius: 10px; background: var(--surface); color: var(--ink-soft);
  padding: 10px 14px; font-size: 13px; margin: 0 0 18px;
}

.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.kpi { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.kpi .v { font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; }
.kpi .k { font-size: 12.5px; color: var(--ink-soft); margin-top: 2px; }

.chart-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
@media (max-width: 860px) { .chart-grid { grid-template-columns: 1fr; } }
.chart-card { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 16px; min-width: 0; }
.chart-card h3 { margin: 0 0 2px; font-size: 14.5px; }
.chart-card .desc { font-size: 12.5px; color: var(--ink-soft); margin: 0 0 12px; }
.chart-box { position: relative; }
.viz-bar-label { font-size: 11.5px; fill: var(--ink-soft); }
.viz-seg-label { font-size: 11px; font-weight: 600; }
.viz-legend { display: flex; flex-wrap: wrap; gap: 4px 14px; margin-top: 10px; font-size: 12px; color: var(--ink-soft); }
.viz-legend .sw { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 5px; vertical-align: -1px; }

.table-view { margin-top: 10px; }
.table-view summary { font-size: 12px; color: var(--ink-soft); cursor: pointer; }
.data-table { width: 100%; border-collapse: collapse; margin-top: 8px; font-size: 12.5px; font-variant-numeric: tabular-nums; }
.data-table th, .data-table td { text-align: left; padding: 5px 8px; border-bottom: 1px solid var(--line); }
.data-table th { color: var(--ink-soft); font-weight: 500; }
.data-table td.num { text-align: right; }
.mini-bar { height: 10px; border-radius: 4px; background: var(--series-1); opacity: .85; }

.findings-card { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 16px 20px; margin-top: 16px; }
.findings-card h3 { margin: 0 0 8px; font-size: 14.5px; }
.findings-card ul { margin: 0; padding-left: 18px; color: var(--ink-soft); }
.findings-card li { margin: 6px 0; }
.findings-card b { color: var(--ink); }

.prov { margin-top: 16px; font-size: 12.5px; color: var(--ink-soft); }
.prov h3 { font-size: 13px; color: var(--ink); margin: 0 0 6px; }
.prov ul { margin: 0; padding-left: 18px; }

.seelink { margin: 6px 0 0; font-size: 12.5px; }
.viz-tooltip {
  position: fixed; pointer-events: none; opacity: 0; transition: opacity .12s;
  background: var(--surface); border: 1px solid var(--line); border-radius: 8px;
  box-shadow: 0 4px 14px rgba(0,0,0,.16); padding: 7px 10px; font-size: 12px;
  color: var(--ink); min-width: 120px; z-index: 50;
}