:root {
  color-scheme: light;
  --ink: #1c1915;
  --muted: #5e584f;
  --line: #e4d8c8;
  --paper: #f7f1e8;
  --card: #fffaf3;
  --accent: #9a3b1b;
  --ok: #1f6b45;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font: 16px/1.45 "Iowan Old Style", Palatino, "Palatino Linotype", serif;
  color: var(--ink);
  background: var(--paper);
}
header, main { width: min(1100px, calc(100% - 32px)); margin: 0 auto; }
header {
  display: flex;
  gap: 20px;
  align-items: center;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.mark { font-weight: 700; color: var(--ink); text-decoration: none; }
nav { display: flex; gap: 14px; flex: 1; }
nav a, a { color: var(--accent); }
header form { margin: 0; }
main { padding: 28px 0 64px; }
h1 { font-size: 34px; line-height: 1.1; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 28px 0 10px; }
.muted, .crumb { color: var(--muted); }
.card, table, .figures {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.card { padding: 20px; }
.narrow { max-width: 420px; }
.intro { display: flex; gap: 24px; align-items: end; justify-content: space-between; }
.figures { display: flex; flex-wrap: wrap; gap: 8px 18px; padding: 12px 14px; }
.figures span { color: var(--muted); }
.figures strong { color: var(--ink); font-variant-numeric: tabular-nums; }
button, input, select {
  font: inherit;
  color: var(--ink);
}
button {
  background: var(--accent);
  color: white;
  border: 0;
  border-radius: 6px;
  padding: 8px 12px;
  cursor: pointer;
}
header button { background: transparent; color: var(--muted); padding: 0; }
label { display: grid; gap: 6px; margin: 12px 0; }
input, select {
  background: white;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 10px;
}
table { width: 100%; border-collapse: collapse; overflow: hidden; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; font-variant-numeric: tabular-nums; }
th { color: var(--muted); font-weight: 600; font-size: 13px; }
.empty, .flash, .error { padding: 10px 12px; border-radius: 6px; }
.empty { background: #efe7dc; }
.flash { background: #e5f2ea; color: var(--ok); }
.error { background: #f8e4dc; color: var(--accent); }
.settings { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 8px 16px; }
.spark { width: min(100%, 420px); height: 96px; background: var(--card); border: 1px solid var(--line); border-radius: 8px; }
.spark-wide { width: min(100%, 720px); height: 120px; }
.spark polyline { fill: none; stroke: var(--accent); stroke-width: 2; }
.actions { display: flex; gap: 8px; align-items: center; }
.magic-frame {
  position: absolute;
  width: 1px;
  height: 1px;
  border: 0;
  opacity: 0;
  pointer-events: none;
}
.book { margin-top: 12px; }
.book h3, .book h4 { margin: 0 0 6px; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.split ul { margin: 0; padding-left: 18px; font-variant-numeric: tabular-nums; }
.chart-card { margin: 20px 0; }
.chart-frame {
  position: relative;
  width: 100%;
  height: 260px;
  max-height: 260px;
  overflow: hidden;
}
.chart-frame canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}
.chart-frame-bars {
  height: 340px;
  max-height: 340px;
}
.chart-frame-forecast {
  height: 440px;
  max-height: 440px;
  background: #fff;
}
.forecast-panel {
  background: #fff;
  padding: 16px;
}
.curve-legend {
  background: #fff;
  margin-top: 14px;
  padding: 4px 0 0;
  display: grid;
  gap: 16px;
}
.curve-group h3 {
  margin: 0;
  font-size: 15px;
  color: var(--ink);
}
.curve-group-all {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 8px;
}
.forecast-pick {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  align-items: end;
  margin: 0 0 20px;
}
.forecast-pick label { margin: 0; min-width: 220px; }
.curve-toggles {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 0;
}
.curve-toggles label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  color: var(--muted);
}
.curve-swatch {
  display: block;
  flex: 0 0 72px;
}
.ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--line);
}
@media (max-width: 720px) {
  .intro, header { display: block; }
  nav { margin: 10px 0; }
  table { display: block; overflow-x: auto; }
}