/* The only simulation-page stylesheet. Definitions cannot supply CSS or markup. */
#simulation-root[hidden], #simulation-root [hidden], #simulation-status[hidden] { display: none !important; }
.simulation-canvas { display: block; width: 100%; height: auto; border-radius: 0; background: var(--sim-bg, #fafbfc); touch-action: none; }
.simulation-canvas:focus-visible { outline: 2px solid var(--sim-accent); outline-offset: 3px; }
.simulation-no-sidebar .sim-sidebar { display: none; }
.simulation-choices { min-width: 0; padding: 0; margin: .7rem 0; border: 0; }
.simulation-label { font-size: .8rem; font-weight: 600; margin-bottom: .4rem; }
.simulation-select { display: flex; gap: .75rem; align-items: center; margin: .7rem 0; }
.simulation-select select { min-width: 0; flex: 1; min-height: 44px; padding: .4rem .5rem; font: inherit; font-size: .85rem; color: var(--sim-ink); background: var(--sim-surface); border: 1px solid var(--sim-border-strong); border-radius: 0; }
.simulation-chips { display: flex; flex-wrap: wrap; gap: .35rem; }
.simulation-readouts { grid-template-columns: repeat(auto-fit, minmax(90px, 1fr)); }
.simulation-note { font-size: .78rem; line-height: 1.5; color: var(--sim-muted, #6c757d); margin: .5rem 0; overflow-wrap: anywhere; }
.simulation-note p { margin: .3rem 0; }
/* Long labels and info links must wrap inside the controls column instead of
   overflowing it; the stage column intentionally gets the remaining width. */
/* Long labels must never overflow the controls column. When that column is
   narrow (the stage owns most of the row), each label takes its own line above
   the slider; wider columns keep the original inline label. */
.controls-panel { container-type: inline-size; }
.control-row { flex-wrap: wrap; row-gap: .35rem; }
.control-row .control-label { min-width: 0; flex: 0 1 auto; overflow-wrap: anywhere; }
.control-row input[type="range"] { flex: 1 1 80px; min-width: 60px; }
.control-row .control-value { flex: 0 0 auto; }
.control-row .simulation-info { flex: 0 0 auto; }
@container (max-width: 380px) {
  .control-row .control-label { flex: 1 0 100%; }
  .control-row .simulation-info { margin-left: auto; }
}
.simulation-info { border: 0; background: none; color: var(--sim-accent); font: inherit; font-size: .7rem; cursor: pointer; text-decoration: underline; }
.simulation-graph { margin-top: 1rem; padding: .75rem; background: var(--sim-surface, #fff); border: 1px solid var(--sim-border-strong); border-radius: 0; }
.simulation-graph h3 { font-size: .9rem; margin: 0 0 .5rem; }
.simulation-legend { display: flex; flex-wrap: wrap; gap: 1rem; font-size: .75rem; margin-bottom: .5rem; }
.simulation-legend span { border-left: 9px solid; padding-left: .4rem; }
.simulation-meter { margin: .75rem 0; }
.simulation-meter > span { margin-left: 1rem; font-size: .85rem; }
.simulation-meter-track { height: 14px; background: var(--paper-deep, #e5dcc5); border: 1px solid var(--sim-border-strong); border-radius: 0; overflow: hidden; margin: .5rem 0; }
.simulation-meter-fill { width: 100%; height: 100%; background: var(--sim-accent); transition: width .3s; }
.simulation-meter-ticks { display: flex; justify-content: space-between; font-size: .7rem; color: var(--sim-faint); }
.simulation-dialog { max-width: min(560px, 90vw); border: 1px solid var(--sim-border-strong); border-radius: 0; padding: 1.5rem; line-height: 1.6; }
.simulation-dialog::backdrop { background: rgba(0, 0, 0, .5); }
/* Form fields: number inputs, checkbox groups and hints. */
.simulation-field { display: flex; flex-direction: column; gap: .3rem; margin: .7rem 0; min-width: 0; }
.simulation-inline { display: flex; align-items: center; gap: .4rem; }
.simulation-inline input[type="number"] { width: 6rem; padding: .4rem .5rem; font: inherit; font-size: .85rem; font-weight: 600; border: 1px solid var(--sim-border-strong); border-radius: 0; background: var(--sim-surface, #fff); }
.simulation-unit { font-size: .8rem; font-weight: 700; color: var(--sim-faint); }
.simulation-hint { font-size: .7rem; font-weight: 600; line-height: 1.3; color: var(--sim-faint); }
.simulation-toggles { display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; margin: .7rem 0; }
.simulation-toggle { display: flex; align-items: center; gap: .5rem; font-size: .83rem; font-weight: 600; color: var(--sim-text); cursor: pointer; }
.simulation-toggle input { width: 16px; height: 16px; accent-color: var(--sim-accent); }
/* Status text and dynamic tones set by modules through data-tone. */
.simulation-note--message p, .simulation-note--alert p { padding: .6rem .75rem; border-radius: 0; background: var(--sim-bg, #f8fafc); }
.simulation-note--alert p { background: var(--sim-danger-soft); color: var(--sim-danger); font-weight: 600; }
.simulation-note [data-tone="warn"], .simulation-hint[data-tone="warn"] { color: var(--sim-warn); }
.simulation-note--message [data-tone="warn"] { background: var(--sim-warn-soft); }
.simulation-note--message [data-tone="ok"] { background: var(--sim-success-soft); color: var(--sim-success); }
.sim-readout[data-tone="warn"] { background: var(--sim-danger-soft); }
.sim-readout[data-tone="warn"] .sim-readout__value { color: var(--sim-danger); }
/* Module-filled regions and log tables. */
.simulation-panel { margin: .7rem 0; padding: .6rem .75rem; min-height: 2.5rem; line-height: 1.6; font-size: .82rem; border: 1px solid var(--sim-border-strong); border-radius: 0; background: var(--sim-surface, #fff); }
.simulation-panel-host { margin: .7rem 0; }
.simulation-table-wrap { max-height: 230px; overflow-y: auto; margin-top: .5rem; border: 1px solid var(--sim-border-strong); border-radius: 0; }
.simulation-table-wrap[hidden] { display: none; }
.simulation-table { width: 100%; border-collapse: collapse; font-size: .8rem; }
.simulation-table th, .simulation-table td { padding: .3rem .4rem; text-align: center; border-bottom: 1px solid var(--sim-border); font-variant-numeric: tabular-nums; }
.simulation-table th { position: sticky; top: 0; background: var(--sim-bg, #f8fafc); color: var(--sim-muted); font-size: .66rem; text-transform: uppercase; letter-spacing: .04em; }
.simulation-key { display: inline-block; border-left: 9px solid; padding-left: .4rem; margin-right: .75rem; font-size: .75rem; }
.simulation-swatch { display: inline-block; width: 20px; height: 20px; border-radius: 0; border: 1px solid var(--sim-border-strong); vertical-align: middle; }
/* A sticky bar that keeps a primary action within reach of the canvas. */
.simulation-dock { position: sticky; bottom: .75rem; z-index: 40; display: flex; justify-content: flex-start; margin-top: .75rem; pointer-events: none; }
.simulation-dock-inner { pointer-events: auto; display: flex; align-items: stretch; gap: .5rem; width: min(600px, 100%); padding: .4rem; border-radius: 0; background: rgba(244, 239, 226, .96); box-shadow: var(--shadow-hard, 4px 4px 0 #2d2d2a); backdrop-filter: blur(10px); }
.simulation-dock-inner .sim-btn--primary { flex: 1 1 auto; padding: .9rem; font-size: .95rem; user-select: none; -webkit-user-select: none; touch-action: none; }
.simulation-dock-readout { display: flex; flex-direction: column; align-items: center; justify-content: center; min-width: 78px; padding: .15rem .6rem; border-radius: 0; background: var(--sim-accent-soft); }
.simulation-dock-value { font-size: 1.15rem; font-weight: 800; color: var(--sim-accent); font-variant-numeric: tabular-nums; line-height: 1.1; }
.simulation-dock-label { font-size: .6rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--sim-muted); }
.simulation-dock-swatch { width: 34px; height: 34px; border-radius: 0; border: 1px solid var(--sim-border-strong); }
.simulation-note--alert p:empty, .simulation-note--message p:empty, .simulation-dock-swatch[hidden], .simulation-dock-value[hidden] { display: none; }
.sim-layout:fullscreen .simulation-dock { position: fixed; left: 0; right: 0; bottom: 1rem; z-index: 100; }
/* Graph-level controls and fullscreen view tabs. */
.simulation-graph-controls { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1rem; margin-bottom: .5rem; }
.simulation-graph-controls > * { margin: 0; }
.simulation-views { display: none; grid-column: 1 / -1; gap: .5rem; align-items: center; justify-content: center; flex-wrap: wrap; }
.fs-active .simulation-views { display: flex; }
.fs-active .simulation-view-hidden { display: none !important; }
.simulation-views > button { flex: 0 0 auto; }
.simulation-views [role="tab"].is-active { background: var(--sim-accent); border-color: var(--sim-accent); color: #fff; }
/* Leave room for the tab bar, graph heading and controls above the canvas. */
.fs-active .simulation-graph:not(.simulation-view-hidden) canvas { max-height: calc(100vh - 15rem); width: auto; max-width: 96vw; margin: 0 auto; }
@media (max-width: 600px) {
  .control-row { flex-wrap: wrap; }
  .simulation-info { width: 100%; text-align: left; margin-left: 0; }
  .sim-stepper { flex-wrap: wrap; }
}