.cell-details {
  /* Wide enough that a metric row stays on one line. */
  width: min(880px, calc(100vw - 24px));
  max-height: calc(100vh - 24px);
  padding: 20px;
  overflow: auto;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 18px 50px rgb(0 0 0 / 25%);
}
.cell-details::backdrop {
  background: rgb(0 0 0 / 35%);
}
.cell-details-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
.cell-details-heading h2 {
  margin: 0;
  font-size: var(--text-heading);
}
.cell-details-heading p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: var(--text-body);
}
/* Header tokens are links, so they must look like links before hover. */
.cell-details-heading .details-link {
  text-decoration: underline;
  text-decoration-color: var(--border-strong);
  text-underline-offset: 2px;
}
.cell-details-heading .details-link:hover {
  text-decoration-color: currentColor;
}
/* Grid centring keeps the glyph on the optical centre of the button. */
.cell-details-heading .dialog-close {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  font-family: var(--mono);
  font-size: var(--text-heading);
  line-height: 1;
  cursor: pointer;
}
.cell-details-heading .dialog-close:hover {
  border-color: var(--border-strong);
  color: var(--text);
}
.details-section {
  margin-top: 18px;
}
.details-section h3 {
  margin: 0 0 6px;
  font-size: var(--text-heading);
}
.details-section p {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: var(--text-body);
  line-height: 1.5;
}
/* auto-fit fits every observed value on one line when the width allows. Cells
   draw their own borders, so a short last row leaves no grey hole. */
.details-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
}
.details-metrics div {
  padding: 10px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.details-metrics dt {
  color: var(--muted);
  font-size: var(--text-small);
}
.details-metrics dd {
  margin: 3px 0 0;
  font-family: var(--mono);
  font-size: var(--text-body);
  font-weight: 600;
}
.details-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-body);
  font-variant-numeric: tabular-nums;
}
.details-table th,
.details-table td {
  padding: 6px 8px;
  border-top: 1px solid var(--border);
  text-align: right;
  white-space: nowrap;
}
.details-table thead th {
  color: var(--muted);
  font-weight: 600;
}
.details-table thead th:first-child,
.details-table tbody th {
  font-family: var(--mono);
  font-size: var(--text-small);
  font-weight: 500;
  text-align: left;
  white-space: normal;
}
.distribution-track {
  position: relative;
  height: 10px;
  margin: 2px 0 8px;
  border-radius: 999px;
  background: var(--surface-muted);
}
.distribution-band {
  position: absolute;
  inset-block: 0;
  border-radius: 999px;
  background: color-mix(in oklch, var(--blue), transparent 70%);
}
.distribution-median {
  position: absolute;
  top: -3px;
  bottom: -3px;
  width: 2px;
  border-radius: 2px;
  background: var(--text);
}
.distribution-legend {
  color: var(--muted);
  font-family: var(--mono);
  font-size: var(--text-small);
}
.details-scroll {
  max-height: 260px;
  margin-top: 8px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.details-scroll .details-table th,
.details-scroll .details-table td {
  padding: 4px 8px;
}
.details-scroll .details-table thead th {
  position: sticky;
  top: 0;
  background: var(--surface);
}
.details-link {
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.details-link:hover,
.details-link:focus-visible {
  color: var(--blue);
  text-decoration: underline;
}
.details-sources {
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--mono);
  font-size: var(--text-small);
}
.details-sources li {
  padding: 7px 0;
  overflow-wrap: anywhere;
  border-top: 1px solid var(--border);
}
.details-sources a {
  color: var(--blue);
  overflow-wrap: anywhere;
}
.details-note {
  margin: 4px 0 0;
  color: var(--muted);
  font-family: var(--sans);
}
.details-actions {
  margin-top: 18px;
}
/* Same quiet button language as the toolbar: a border and muted text, not a
   solid accent fill that glares against the page. */
.details-actions button {
  height: 30px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--muted);
  font: inherit;
  font-size: var(--text-body);
  cursor: pointer;
}
.details-actions button:hover,
.details-actions button:focus-visible {
  border-color: var(--border-strong);
  background: var(--surface-hover);
  color: var(--text);
}
.additions-dialog {
  width: min(1180px, calc(100vw - 32px));
  max-width: none;
  height: min(760px, calc(100vh - 32px));
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
}
.additions-dialog::backdrop { background: rgb(3 8 18 / 72%); }
.additions-dialog > header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
}
.additions-dialog h2, .additions-dialog p { margin: 0; }
.additions-dialog p { margin-top: 3px; color: var(--muted); font-size: var(--text-small); }
.additions-dialog .dialog-close {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 26px;
  cursor: pointer;
}
.additions-grid { height: calc(100% - 76px); overflow: auto; }
.additions-grid .results-table { height: 100%; }
.additions-grid .gridjs-wrapper { max-height: none; }

.configuration-history { margin-top: 16px; }
.run-history { margin: 0 0 16px; padding-top: 10px; border-top: 1px solid var(--border); }
.run-history figcaption { font-size: var(--text-small); font-weight: 600; overflow-wrap: anywhere; }
.history-legend { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 8px 0; }
.history-legend button { display: flex; align-items: center; gap: 6px; font-size: var(--text-small); overflow-wrap: anywhere; }
.history-swatch { flex: 0 0 18px; height: 3px; background: var(--history-color); }
.history-runs { margin-top: 8px; }
.run-history svg { display: block; width: 100%; max-width: 640px; margin: 8px 0; }
.run-history svg text { fill: var(--muted); font-family: var(--sans); font-size: 13px; }
.history-grid { stroke: var(--border); }
.history-line { fill: none; stroke: var(--history-color, var(--blue)); stroke-width: 2; vector-effect: non-scaling-stroke; }
.run-history-point { fill: var(--surface); stroke: var(--history-color, var(--blue)); stroke-width: 2; cursor: pointer; vector-effect: non-scaling-stroke; }
.run-history-point:hover, .run-history-point:focus-visible { fill: var(--history-color, var(--blue)); stroke: var(--text); outline: none; }
.run-history summary { width: fit-content; color: var(--blue); cursor: pointer; font-size: var(--text-small); }
.run-history ul { margin: 8px 0; padding-left: 20px; max-height: 220px; overflow: auto; }
.run-history li { margin-bottom: 8px; font-size: var(--text-small); overflow-wrap: anywhere; }
@media (max-width: 600px) {
  .configuration-history { min-width: 0; }
  .configuration-history svg text { font-size: 20px; }
  .configuration-list > .details-table { table-layout: fixed; font-size: var(--text-small); }
  .configuration-list > .details-table th, .configuration-list > .details-table td { padding: 6px 4px; }
  .configuration-list > .details-table th:first-child { width: 36%; overflow-wrap: anywhere; }
  .configuration-list > .details-table th:nth-child(2) { width: 30%; }
  .configuration-list > .details-table td:nth-child(2), .configuration-list > .details-table th:nth-child(2) { white-space: normal; }
  .configuration-list > .details-table th:nth-child(3) { width: 20%; }
  .configuration-list > .details-table th:nth-child(4) { width: 14%; }
}