.variant-comparison {
  margin: 24px 0;
  padding: 20px;
  border: 1px solid #344252;
  border-radius: 8px;
  background: #161b22;
}

.variant-comparison h2 { margin: 0 0 8px; font-size: 1.35rem; }
.variant-comparison > p { margin: 8px 0 16px; color: #c6d2df; }
.variant-controls {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  align-items: end;
}
.variant-controls label { font-weight: 600; font-size: .9rem; }
.variant-controls select {
  display: block;
  width: 100%;
  min-height: 42px;
  margin-top: 5px;
  padding: 8px;
  border: 1px solid #586b7e;
  border-radius: 6px;
  color: #e6edf3;
  background: #0d1117;
  font: inherit;
}
.variant-controls label:last-child { grid-column: 1 / -1; font-weight: 400; }
.variant-controls input[type="checkbox"] { width: auto; margin: 0 7px 0 0; vertical-align: middle; }
.variant-table-scroll { max-height: 600px; overflow: auto; }
.variant-table-scroll table { border-collapse: collapse; width: 100%; min-width: 850px; font-size: .9rem; }
.variant-table-scroll th, .variant-table-scroll td {
  padding: 9px 10px;
  border-bottom: 1px solid #344252;
  text-align: left;
  vertical-align: top;
}
.variant-table-scroll th { position: sticky; top: 0; background: #202a36; }
.variant-table-scroll td:nth-child(n+3):nth-child(-n+6) { text-align: center; }
.variant-table-scroll td small { display: block; margin-top: 3px; color: #bdcbd9; }
.variant-table-scroll a { color: #89c4ff; display: inline-block; margin-bottom: 6px; }
.variant-note { font-size: .87rem; }
@media (max-width: 650px) {
  .variant-comparison { padding: 14px; }
  .variant-controls { grid-template-columns: 1fr; }
}