/* Synchronized simulation comparisons. Shared by #simulation-comparison and #nonlinear-comparison;
   nonlinear-comparison.css only changes the column count. Tabs are built by the page script. */
:is(#simulation-comparison, #nonlinear-comparison) .sim-task { margin: 0; padding: 0; }
:is(#simulation-comparison, #nonlinear-comparison) .heading { margin: 0 0 12px; }
:is(#simulation-comparison, #nonlinear-comparison) .heading :is(h2, h3) { margin: 0; color: var(--ink); font-size: 17px; font-weight: 600; letter-spacing: -.01em; text-align: left; max-width: none; }
:is(#simulation-comparison, #nonlinear-comparison) .task-number { color: var(--accent); font-family: var(--mono); font-weight: 500; }

:is(#simulation-comparison, #nonlinear-comparison) .controls { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
:is(#simulation-comparison, #nonlinear-comparison) .controls :is(button, select) { height: 36px; padding: 0 12px; border: 1px solid var(--line-strong); border-radius: 8px; background: #fff; color: var(--ink); font: 500 14px var(--sans); cursor: pointer; }
:is(#simulation-comparison, #nonlinear-comparison) .controls :is(button, select):hover { border-color: var(--ink); }
:is(#simulation-comparison, #nonlinear-comparison) .controls button.primary { min-width: 140px; border-color: var(--accent); background: var(--accent); color: #fff; }
:is(#simulation-comparison, #nonlinear-comparison) .controls button.primary:hover { border-color: var(--accent-ink); background: var(--accent-ink); }
:is(#simulation-comparison, #nonlinear-comparison) .controls :is(button, select, input):focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
:is(#simulation-comparison, #nonlinear-comparison) .controls input { flex: 1; min-width: 120px; accent-color: var(--accent); cursor: pointer; }
:is(#simulation-comparison, #nonlinear-comparison) .clock { min-width: 92px; color: var(--muted); font: 400 13px var(--mono); font-variant-numeric: tabular-nums; text-align: right; }

:is(#simulation-comparison, #nonlinear-comparison) .grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
:is(#simulation-comparison, #nonlinear-comparison) .card { display: flex; flex-direction: column; min-width: 0; margin: 0; padding: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 10px; background: #fff; box-shadow: none; }
:is(#simulation-comparison, #nonlinear-comparison) .card.dpp { order: -1; border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
:is(#simulation-comparison, #nonlinear-comparison) .cardhead { display: flex; align-items: center; justify-content: space-between; gap: 8px; min-height: 44px; padding: 8px 12px; border-bottom: 1px solid var(--line); }
:is(#simulation-comparison, #nonlinear-comparison) .card.dpp .cardhead { border-bottom-color: var(--accent-line); background: var(--accent-soft); }
:is(#simulation-comparison, #nonlinear-comparison) .model { min-width: 0; overflow: hidden; color: var(--ink); font-size: 14px; font-weight: 600; text-overflow: ellipsis; white-space: nowrap; }
:is(#simulation-comparison, #nonlinear-comparison) .badge { flex-shrink: 0; padding: 1px 8px; border-radius: 999px; background: #fcefeb; color: var(--fail); font: 500 11px/1.6 var(--mono); letter-spacing: .06em; }
:is(#simulation-comparison, #nonlinear-comparison) .badge.ok { background: #e6f4ec; color: var(--ok); }
:is(#simulation-comparison, #nonlinear-comparison) video { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: contain; background: #f4f5f7; }
:is(#simulation-comparison, #nonlinear-comparison) .training-note { margin: 12px 0 0; color: var(--muted); font-size: 13.5px; }

@media (max-width: 900px) {
  :is(#simulation-comparison, #nonlinear-comparison) .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
  :is(#simulation-comparison, #nonlinear-comparison) .grid { gap: 10px; }
  :is(#simulation-comparison, #nonlinear-comparison) .cardhead { flex-direction: column; align-items: flex-start; gap: 4px; }
  :is(#simulation-comparison, #nonlinear-comparison) .model { max-width: 100%; font-size: 13px; }
  :is(#simulation-comparison, #nonlinear-comparison) .controls button.primary { flex: 1; }
  :is(#simulation-comparison, #nonlinear-comparison) .controls input { flex-basis: 100%; order: 5; }
}