.simulation-intro,
.simulation-form,
.result-section,
.results-toolbar {
  padding: 1.1rem;
  margin-bottom: 1rem;
}

[hidden] {
  display: none !important;
}

.simulation-intro {
  display: grid;
  grid-template-columns: minmax(220px, 0.7fr) minmax(300px, 1.3fr);
  gap: 2rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(140px, 1fr));
  gap: 0.8rem;
}

.persona-heading {
  margin-top: 1.6rem;
}

.seat-config {
  display: grid;
  gap: 0.55rem;
}

.seat-row {
  display: grid;
  grid-template-columns:
    70px
    minmax(220px, 1.25fr)
    minmax(170px, 0.8fr)
    minmax(220px, 1fr)
    minmax(150px, 0.7fr);
  gap: 0.7rem;
  align-items: center;
  padding: 0.7rem;
  border: 1px solid var(--line);
  background: var(--paper-2);
}

.seat-row strong {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
}

.persona-summary {
  grid-column: 2 / -1;
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.llm-controls {
  margin-top: 1rem;
  padding: 0.9rem;
  border: 1px solid var(--line);
}

.llm-controls summary {
  cursor: pointer;
  font-weight: 750;
}

.check-label {
  display: flex;
  grid-template-columns: none;
  align-items: center;
  gap: 0.6rem;
  margin: 1rem 0;
}

.check-label input {
  width: auto;
}

.submit-row,
.toolbar-actions,
.replay-controls {
  display: flex;
  gap: 0.7rem;
  align-items: center;
  margin-top: 1rem;
}

.file-label {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--line-dark);
  background: var(--paper-2);
  color: var(--ink);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
}

.file-label input {
  display: none;
}

.job-status {
  min-height: 1.4rem;
  margin-top: 0.8rem;
  color: var(--signal);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.75rem;
}

.recent-reports {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.recent-reports-heading {
  align-items: center;
  margin-bottom: 0.4rem;
}

.recent-reports-heading h2 {
  margin: 0;
  font-size: 1rem;
}

.recent-reports-heading button {
  margin-left: auto;
}

.recent-reports-list {
  display: grid;
  gap: 0.45rem;
}

.recent-report {
  display: grid;
  grid-template-columns: minmax(100px, auto) minmax(0, 1fr);
  gap: 0.7rem;
  align-items: center;
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line);
  background: var(--paper-2);
  color: var(--ink);
  text-align: left;
}

.recent-report:hover,
.recent-report:focus-visible {
  border-color: var(--signal);
}

.recent-report strong {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.recent-report span {
  min-width: 0;
  overflow: hidden;
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.results-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.summary-cards,
.seat-results {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
  margin-bottom: 1rem;
}

.summary-card,
.seat-result {
  padding: 0.9rem;
  border: 1px solid var(--line-dark);
  background: var(--paper-2);
}

.summary-card strong {
  display: block;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2rem;
  font-weight: 500;
}

.seat-result {
  border-top: 5px solid var(--seat-color, var(--signal));
}

.seat-result dl,
.replay-player dl {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.25rem 0.7rem;
  margin-bottom: 0;
  font-size: 0.78rem;
}

.seat-result dt,
.replay-player dt {
  color: var(--muted);
}

.seat-result dd,
.replay-player dd {
  margin: 0;
  font-variant-numeric: tabular-nums;
}

.distribution-grid {
  display: grid;
  gap: 1rem;
}

.distribution {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 1rem;
  align-items: center;
}

.histogram {
  display: flex;
  min-height: 120px;
  align-items: end;
  gap: 3px;
  padding: 0.5rem;
  border-left: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}

.histogram-bar {
  flex: 1;
  min-width: 4px;
  height: var(--height);
  background: var(--seat-color, var(--signal));
  opacity: 0.8;
}

.replay-layout {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(270px, 0.7fr);
  gap: 1rem;
}

.replay-board {
  min-height: 660px;
}

.replay-board .hex {
  cursor: default;
}

.replay-controls input {
  flex: 1;
}

.replay-players {
  display: grid;
  gap: 0.7rem;
  align-content: start;
}

.replay-player {
  padding: 0.8rem;
  border: 1px solid var(--line);
  border-left: 5px solid var(--seat-color);
  background: var(--paper-2);
}

.replay-markers {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.18rem;
  margin-top: 0.35rem;
}

.replay-marker {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--seat-color);
}

.replay-marker.facility {
  border-radius: 0;
}

.replay-marker.generator {
  border-radius: 0;
  transform: rotate(45deg);
}

.coverage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.coverage-grid > div {
  padding: 0.9rem;
  border: 1px solid var(--line);
  background: var(--paper-2);
}

.experiment-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 1rem;
}

.archive-path {
  margin: 0.45rem 0 0;
  font-family: var(--mono);
  font-size: 0.76rem;
  color: var(--muted);
}

.nested-results {
  margin-top: 1rem;
}

.experiment-grid > article {
  padding: 1rem;
  border: 1px solid var(--line);
  background: var(--paper-2);
}

.weight-list,
.generation-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.weight-list li,
.generation-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line);
}

.generation-list li {
  display: block;
}

@media (max-width: 900px) {
  .form-grid,
  .summary-cards,
  .seat-results {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .seat-row {
    grid-template-columns: 60px 1fr;
  }

  .persona-summary {
    grid-column: 2;
  }

  .replay-layout,
  .simulation-intro,
  .experiment-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .form-grid,
  .summary-cards,
  .seat-results,
  .coverage-grid {
    grid-template-columns: 1fr;
  }

  .results-toolbar {
    display: block;
  }

  .distribution {
    grid-template-columns: 1fr;
  }
}
.evidence-identity {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.85rem;
  margin: 0.65rem 0;
  font-family: var(--mono);
  font-size: 0.75rem;
}

.evidence-identity span,
.evidence-identity em {
  color: var(--muted);
}

.evidence-identity em {
  flex-basis: 100%;
}

.analysis-section {
  background:
    linear-gradient(135deg, rgba(83, 110, 115, 0.09), transparent 42%),
    var(--paper);
}

.analysis-controls {
  display: grid;
  grid-template-columns: repeat(3, minmax(150px, 1fr));
  gap: 0.75rem;
  margin: 1rem 0;
}

.analysis-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.analysis-card {
  min-width: 0;
  padding: 1rem;
  border: 1px solid var(--line-dark);
  background: var(--paper-2);
}

.analysis-card h3 {
  margin-top: 0;
}

.analysis-wide {
  grid-column: 1 / -1;
}

.chart {
  min-height: 230px;
  overflow: auto hidden;
}

.chart svg {
  display: block;
  width: 100%;
  min-width: 460px;
  height: 260px;
  overflow: visible;
}

.chart svg text {
  fill: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
}

.chart-grid {
  stroke: var(--line);
  stroke-width: 1;
  stroke-dasharray: 3 5;
}

.chart-axis {
  fill: none;
  stroke: var(--line-dark);
  stroke-width: 1.5;
}

.trajectory-line {
  fill: none;
  stroke: var(--chart-color);
  stroke-width: 2.5;
  vector-effect: non-scaling-stroke;
}

.scatter-dot {
  fill: var(--chart-color);
  fill-opacity: 0.72;
  stroke: var(--paper);
  stroke-width: 1.5;
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1rem;
  margin-top: 0.65rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.chart-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.chart-legend i {
  width: 18px;
  height: 3px;
  background: var(--chart-color);
}

.heatmap {
  overflow-x: auto;
}

.heatmap-grid {
  display: grid;
  grid-template-columns: 150px repeat(var(--heatmap-columns), minmax(76px, 1fr));
  min-width: 450px;
  gap: 2px;
  font-size: 0.72rem;
}

.heatmap-grid > strong {
  display: grid;
  min-height: 48px;
  align-items: center;
  padding: 0.35rem;
  background: var(--ink);
  color: var(--paper);
  font-weight: 650;
}

.heatmap-cell {
  display: grid;
  min-height: 48px;
  place-items: center;
  padding: 0.35rem;
  background: color-mix(in srgb, var(--signal) calc(var(--heatmap-intensity) * 82%), var(--paper));
  color: var(--ink);
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

.heatmap-cell.empty {
  background: var(--paper);
  color: var(--muted);
}

.llm-evidence {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 0.75rem;
}

.llm-evidence article {
  padding: 0.8rem;
  border-left: 4px solid var(--signal);
  background: var(--paper);
}

.llm-evidence h4 {
  margin: 0 0 0.5rem;
  font-family: var(--mono);
}

.llm-evidence dl {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.3rem 0.7rem;
  margin: 0;
  font-size: 0.77rem;
}

.llm-evidence dt {
  color: var(--muted);
}

.llm-evidence dd {
  margin: 0;
  font-variant-numeric: tabular-nums;
}

@media (max-width: 900px) {
  .analysis-controls,
  .analysis-grid {
    grid-template-columns: 1fr;
  }

  .analysis-wide {
    grid-column: auto;
  }
}