BODY {
  max-width: 40em;
  margin: 30px auto;
  padding-left: 20px;
  padding-right: 20px;
      }

/* Data tables rendered from CSV by svo-table.js */
.svo-table-scroll {
  overflow-x: auto;
  max-width: 100%;
  margin: 1em 0;
  border: 1px solid #e0e0e0;
}
.svo-data-table {
  border-collapse: collapse;
  font-size: 0.82rem;
}
.svo-data-table caption {
  caption-side: top;
  text-align: left;
  font-style: italic;
  margin-bottom: 0.4em;
}
.svo-data-table th,
.svo-data-table td {
  border: 1px solid #ddd;
  padding: 2px 6px;
  text-align: right;
  white-space: nowrap;
}
.svo-data-table thead th {
  background: #f5f5f5;
  vertical-align: bottom;
  position: sticky;
  top: 0;
}
.svo-data-table th small {
  display: inline-block;
  font-weight: normal;
  color: #555;
  font-size: 0.8em;
}
/* First two columns (name / variety / source) read as labels, left-aligned. */
.svo-data-table td:first-child,
.svo-data-table th:first-child,
.svo-data-table td:nth-child(2),
.svo-data-table th:nth-child(2) {
  text-align: left;
}
.svo-data-table tbody tr:nth-child(even) {
  background: #fafafa;
}
.svo-table-error {
  color: #a00;
}

/* Interactive chart (Observable Plot) */
figure.svo-figure {
  margin: 1.5em 0;
}
figure.svo-figure figcaption {
  font-style: italic;
  margin-top: 0.4em;
  color: #444;
}
#viscosity-plot {
  max-width: 100%;
  overflow-x: auto;
}

/* Tabular grid legend for the viscosity chart (viscosity-ordered). */
.svo-legend {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1px 14px;
  margin-top: 0.75em;
  font-size: 0.8rem;
}
.svo-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 1px 2px;
  cursor: pointer;
  border-radius: 3px;
}
.svo-legend-item:hover {
  background: #f0f0f0;
}
.svo-legend-swatch {
  flex: 0 0 auto;
  width: 26px;
  height: 8px;
  overflow: visible;
}
.svo-legend-label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.svo-legend-item.is-dim {
  opacity: 0.35;
}
.svo-legend-item.is-on {
  font-weight: 600;
}