:root {
  --dyn: #305d5a;
  --card: #fffffc;
  --card-shadow: 0 1px 0 rgba(20, 19, 15, 0.02), 0 18px 40px -32px rgba(20, 19, 15, 0.35);
}

[data-theme="dark"] {
  --dyn: #4f9892;
  --card: #14171a;
  --card-shadow: 0 1px 0 rgba(255, 255, 255, 0.02), 0 20px 44px -30px rgba(0, 0, 0, 0.82);
}

.figure--appendix .chart-card { padding: 18px 18px 12px; }
.chart-card {
  padding: 22px 22px 16px;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: var(--card);
  box-shadow: var(--card-shadow);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}
.chart-card > .table-wrap:not(.explorer-table) { margin: 0; }
.chart-title { margin: 0 0 2px; color: var(--ink); font: 650 15px/1.3 var(--ui-font); letter-spacing: 0.01em; }
.chart-sub { margin: 0 0 16px; color: var(--ink-faint); font: 12px/1.4 var(--ui-font); }
.chart-wrap { position: relative; width: 100%; }
.chart-wrap--curve { height: 300px; }
.chart-wrap--history { height: 360px; }
.chart-wrap--leverage { height: 132px; }
.chart-wrap--path { height: 225px; }
.chart-wrap--results { height: 336px; }
.chart-error { display: grid; place-items: center; height: 100%; margin: 0; color: var(--ink-soft); font: 12px/1.4 var(--ui-font); text-align: center; }

.chart-readout {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 6px 14px;
  min-height: 24px;
  margin: 2px 0 8px;
  padding: 4px 0;
  overflow-x: auto;
  font: 11px/1.25 var(--ui-font);
  scrollbar-width: none;
}
.chart-readout::-webkit-scrollbar,
.chart-terminal-legend::-webkit-scrollbar { display: none; }
.chart-readout__item { font-weight: 700; white-space: nowrap; }
.chart-terminal-legend {
  display: flex;
  gap: 14px;
  margin: 10px 0 0;
  padding: 2px 0;
  overflow-x: auto;
  font: 11px/1.25 var(--ui-font);
  scrollbar-width: none;
}
.chart-terminal-legend__item { display: flex; flex: none; align-items: center; gap: 6px; min-width: max-content; }
.chart-terminal-legend__swatch { width: 13px; height: 3px; border-radius: 2px; }
.chart-terminal-legend__text { display: flex; align-items: baseline; gap: 5px; }
.chart-terminal-legend__label { color: var(--ink-soft); white-space: nowrap; }
.chart-terminal-legend__value { flex: none; color: var(--ink); font-weight: 700; font-variant-numeric: tabular-nums; white-space: nowrap; }
.chart-legend { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 14px; color: var(--ink-soft); font: 12px/1.3 var(--ui-font); }
.chart-legend span { display: inline-flex; align-items: center; gap: 6px; }
.swatch { display: inline-block; width: 11px; height: 11px; border-radius: 2px; }
#results-meta { margin: -4px 0 14px; }
#results-legend { margin-bottom: 18px; }

.path-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 26px; margin-top: 10px; }
#sample-paths-figure .chart-card { position: relative; }
#sample-paths-figure .chart-title { padding-right: 170px; }
.path-cell-title { margin: 0 0 2px; font-weight: 600; }
.legend-item { cursor: default; }
.path-controls { position: absolute; top: 18px; right: 18px; display: flex; align-items: center; }
.path-resample {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 6px;
  border: 0;
  border-radius: 3px;
  background: transparent;
  color: var(--ink-faint);
  font: 600 12px/1.2 var(--ui-font);
  cursor: pointer;
}
.path-resample:hover { background: var(--rule-soft); color: var(--ink); }
.path-resample svg { width: 14px; height: 14px; }
.path-sample-label { color: inherit; font-size: 12px; font-variant-numeric: tabular-nums; }
.path-resample-action { color: var(--ink-soft); font-weight: 500; }

.explorer-table { margin: 12px 0 0; }
.explorer-table table { min-width: 660px; table-layout: fixed; font-size: 12px; }
.explorer-table caption { font-size: 13px; }
.explorer-table th,
.explorer-table td { padding: 6px 3px; }
.explorer-table .col-strategy { width: 88px; }
.explorer-table .col-underwater { width: 58px; }
.explorer-table .sub-row th { text-align: right; }
.explorer-table tbody tr:nth-child(even) { background: rgba(125, 120, 106, 0.055); }

@media (max-width: 820px) {
  .chart-card { padding: 18px 12px 14px; }
  .path-grid { grid-template-columns: minmax(0, 1fr); }
  .path-grid + .chart-legend { display: none; }
  .path-controls { top: 14px; right: 12px; }
  #sample-paths-figure .chart-title { padding-right: 150px; }
}

@media (prefers-reduced-motion: reduce) {
  .chart-card { transition: none; }
}