.interpolation-lab {
  border: 1px solid #d7dee2;
  border-radius: 8px;
  background: #fbfcfd;
  color: #1f2933;
  margin: 1.5rem 0;
  overflow: hidden;
}

.interpolation-lab__toolbar {
  align-items: center;
  background: #eef3f5;
  border-bottom: 1px solid #d7dee2;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  padding: 0.8rem;
}

.interpolation-lab__toolbar label,
.interpolation-lab__checks {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.interpolation-lab__toolbar select,
.interpolation-lab__toolbar input[type='range'] {
  max-width: 12rem;
}

.interpolation-lab__checks {
  gap: 0.65rem;
}

.interpolation-lab__chart {
  aspect-ratio: 900 / 440;
  background: #ffffff;
  width: 100%;
}

.interpolation-lab__chart svg {
  display: block;
  height: 100%;
  width: 100%;
}

.interpolation-lab__grid line {
  stroke: #d7dee2;
  stroke-width: 1;
}

.interpolation-lab__curve {
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 3;
}

.interpolation-lab__curve--target {
  stroke-dasharray: 7 7;
  stroke-width: 2.5;
}

.interpolation-lab__node {
  fill: #f77f00;
  stroke: #ffffff;
  stroke-width: 2;
}

.interpolation-lab__metrics {
  border-top: 1px solid #d7dee2;
  display: grid;
  gap: 0.75rem;
  padding: 0.8rem;
}

.interpolation-lab__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1rem;
}

.interpolation-lab__legend span::before {
  background: var(--swatch);
  border-radius: 999px;
  content: '';
  display: inline-block;
  height: 0.65rem;
  margin-right: 0.35rem;
  width: 0.65rem;
}

.interpolation-lab__error-list {
  display: grid;
  gap: 0.25rem 0.75rem;
  grid-template-columns: max-content 1fr;
  margin: 0;
}

.interpolation-lab__error-list dt,
.interpolation-lab__error-list dd {
  margin: 0;
}

@media (max-width: 640px) {
  mjx-container[display='true'] {
    -webkit-overflow-scrolling: touch;
    display: block;
    max-width: 100%;
    overflow-x: auto;
    overflow-y: hidden;
    padding-bottom: 0.2rem;
  }

  mjx-container[display='true'] > svg,
  mjx-container[display='true'] > mjx-math {
    max-width: none;
  }

  .interpolation-lab__toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .interpolation-lab__toolbar label,
  .interpolation-lab__checks {
    justify-content: space-between;
  }

  .interpolation-lab__error-list {
    grid-template-columns: 1fr;
  }
}