:root {
  color-scheme: light dark;
  --trot-page-bg: #f7f6f2;
  --trot-text: #181816;
  --trot-muted: #67665f;
  --trot-grid: #d8d5cc;
  --trot-popup-bg: #ffffff;
  --trot-popup-text: #181816;
}

@media (prefers-color-scheme: dark) {
  :root {
    --trot-page-bg: #171715;
    --trot-text: #f3f2ed;
    --trot-muted: #aaa89f;
    --trot-grid: #3d3c37;
    --trot-popup-bg: #24231f;
    --trot-popup-text: #f3f2ed;
  }
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--trot-page-bg);
}

body {
  margin: 0;
  background: var(--trot-page-bg);
  color: var(--trot-text);
  font: 400 16px/1.5 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.trot-page {
  width: min(100%, 1440px);
  margin: 0 auto;
  padding: 24px 20px 36px;
}

.trot-plot {
  position: relative;
  width: 100%;
}

.trot-chart {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.trot-chart__grid {
  stroke: var(--trot-grid);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.trot-chart__axis {
  stroke: var(--trot-muted);
  stroke-width: 1.25;
  vector-effect: non-scaling-stroke;
}

.trot-chart__axis-label,
.trot-chart__tick {
  fill: var(--trot-text);
  font-family: inherit;
}

.trot-chart__tick {
  fill: var(--trot-muted);
  font-size: 12.5px;
}

.trot-chart__axis-label {
  font-weight: 500;
}

.trot-line {
  fill: none;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
  transition: opacity 120ms ease, stroke-width 120ms ease;
}

.trot-page[data-highlight] .trot-line {
  opacity: 0.18;
}

.trot-page[data-highlight] .trot-line--highlighted {
  opacity: 1;
  stroke-width: 4.5;
}

.trot-species {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 7px 16px;
  margin-top: 12px;
}

.trot-species__item {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 7px;
  font-size: 14px;
}

.trot-species__item--disabled {
  opacity: 0.45;
}

.trot-species__swatch {
  width: 24px;
  height: 3px;
  flex: 0 0 24px;
}

.trot-species__choice {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 7px;
}

.trot-species__checkbox {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--trot-text);
}

.trot-species__name {
  min-width: 0;
  overflow-wrap: anywhere;
  cursor: pointer;
}

.trot-readout {
  position: absolute;
  z-index: 1;
  right: 8px;
  left: 8px;
  max-width: calc(100% - 16px);
  padding: 7px 10px;
  transform: translateY(calc(-100% - 10px));
  border: 1px solid var(--trot-grid);
  border-radius: 7px;
  background: var(--trot-popup-bg);
  color: var(--trot-popup-text);
  box-shadow: 0 6px 20px rgb(0 0 0 / 0.14);
  font-size: 14px;
  text-align: center;
  pointer-events: none;
}

.trot-viewers {
  margin: 10px 0 0;
  color: var(--trot-muted);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  text-align: center;
}

.error-message {
  color: #b91c1c;
  text-align: center;
}

@media (max-width: 560px) {
  .trot-page {
    padding: 14px 12px 24px;
  }

  .trot-species {
    grid-template-columns: 1fr;
  }
}

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