:root {
  --bg: #0b0b0c; --panel: #111113; --card: #151517; --line: #1f1f22; --edge: #2a2a2e;
  --fg: #f2f2f3; --muted: #a3a3a8; --faint: #8a8a90; --cold: #7a7a83; --hot: #ff7a1a;
  color-scheme: dark;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", "Microsoft YaHei", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); }
a { color: #ff9a4d; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.wrap { max-width: 1280px; margin: 0 auto; padding: 36px 32px 56px; display: flex; flex-direction: column; gap: 20px; }
header.top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-start; gap: 14px; }
h1 { margin: 0; font-size: 32px; font-weight: 700; letter-spacing: -0.02em; }
h2 { margin: 0; font-size: 21px; font-weight: 700; }
.sub, .muted { color: var(--muted); font-size: 14px; }
.small { font-size: 12px; color: var(--muted); }
button, select, input { font: 600 13.5px inherit; color: var(--fg); background: var(--card); border: 1px solid var(--edge); border-radius: 10px; padding: 8px 12px; min-height: 40px; }
button { cursor: pointer; }
button:focus-visible, select:focus-visible, input:focus-visible, [tabindex]:focus-visible { outline: 2px solid var(--hot); outline-offset: 2px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; }
.kpi { background: var(--card); border: 1px solid var(--edge); border-radius: 16px; padding: 16px 18px; display: flex; flex-direction: column; gap: 6px; }
.kpi .label { font-size: 12px; letter-spacing: 0.08em; color: var(--muted); }
.kpi .value { font-size: 30px; font-weight: 700; line-height: 1.1; }
.kpi svg { width: 100%; height: 56px; margin-top: 6px; }
/* Definition and source sit at the bottom so sparklines align across a row. */
.kpi .meta { margin-top: auto; padding-top: 8px; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 3px; }
.kpi .meta .small { display: grid; grid-template-columns: auto minmax(0, 1fr); column-gap: 6px; color: var(--faint); line-height: 1.45; }
.kpi .meta .tag { color: var(--muted); }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: 22px 24px; display: flex; flex-direction: column; gap: 14px; }
.row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; }
.tabs { display: flex; flex-wrap: wrap; gap: 6px; }
.tab[aria-selected="true"] { background: var(--fg); color: var(--bg); }
.chart { display: grid; grid-template-columns: 52px minmax(0, 1fr); gap: 8px; }
.yaxis { display: flex; flex-direction: column-reverse; justify-content: space-between; height: 280px; text-align: right; font-size: 11.5px; color: var(--faint); }
.plot { position: relative; height: 280px; touch-action: none; }
.plot svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.xaxis { display: flex; justify-content: space-between; padding-left: 60px; font-size: 11.5px; color: var(--faint); }
.xaxis.scaled { display: block; position: relative; height: 16px; margin-left: 60px; padding-left: 0; }
.xaxis.scaled span { position: absolute; transform: translateX(-50%); white-space: nowrap; }
.tip { position: absolute; top: 10px; background: var(--card); border: 1px solid var(--edge); border-radius: 12px; padding: 12px 14px; min-width: 190px; pointer-events: none; display: flex; flex-direction: column; gap: 6px; }
.tip .head { font-size: 24px; font-weight: 700; }
.tip .line { display: flex; justify-content: space-between; gap: 16px; font-size: 12.5px; color: var(--muted); }
.tip .line.hot { color: var(--hot); font-weight: 700; }
.legend { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; }
.legend button { display: inline-flex; align-items: center; gap: 8px; background: none; border: none; color: var(--muted); }
.legend button.hot { color: var(--hot); }
.swatch { width: 18px; height: 6px; border-radius: 2px; background: var(--cold); }
.hot .swatch { background: var(--hot); }
.notice { font-size: 12.5px; color: var(--muted); border-left: 3px solid var(--edge); padding-left: 10px; }
.state { padding: 28px; text-align: center; color: var(--muted); }
.state.error { color: #ffb38a; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; font-size: 11.5px; letter-spacing: 0.08em; color: var(--faint); font-weight: 500; padding: 10px 8px; }
td { padding: 12px 8px; border-top: 1px solid var(--line); }
tr.hot { background: rgba(255, 122, 26, 0.06); }
.spark { width: 130px; height: 28px; }
.share { display: block; height: 4px; border-radius: 999px; background: var(--edge); width: 90px; }
.share > span { display: block; height: 100%; border-radius: 999px; background: var(--cold); }
tr.hot .share > span { background: var(--hot); }
details summary { cursor: pointer; color: var(--muted); }
.login { max-width: 420px; margin: 12vh auto; padding: 0 16px; display: flex; flex-direction: column; gap: 16px; }
.login form { display: flex; gap: 8px; }
.login input { flex: 1; letter-spacing: 0.2em; text-transform: uppercase; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
@media (max-width: 720px) {
  .wrap { padding: 20px 16px 40px; }
  h1 { font-size: 26px; }
  table thead { display: none; }
  table, tbody, tr, td { display: block; width: 100%; }
  tr { border-top: 1px solid var(--line); padding: 10px 0; }
  td { border: none; padding: 4px 0; }
  td[data-label]::before { content: attr(data-label) "  "; color: var(--faint); font-size: 12px; }
  /* Narrow tiles size to their content: figures left, sparkline right. */
  .kpis { gap: 10px; align-items: start; }
  .kpi { display: grid; grid-template-columns: minmax(0, 1fr) 42%; grid-template-areas: "label plot" "value plot" "day plot" "meta meta"; column-gap: 14px; row-gap: 4px; padding: 14px 16px; }
  .kpi .label { grid-area: label; }
  .kpi .value { grid-area: value; font-size: 26px; }
  .kpi .day { grid-area: day; }
  .kpi svg { grid-area: plot; height: 48px; margin: 0; align-self: center; }
  .kpi .meta { grid-area: meta; margin-top: 6px; }
}