/* Recorded narration lives below the slide, with its own reserved space. */
.deck-tools .deck-narration-start { background:#087875; border-color:#087875; color:#fff; font-weight:650; white-space:nowrap; }
.deck-tools .deck-narration-start[aria-pressed=true] { background:#173643; border-color:#173643; }
.deck-tools .deck-narration-start:disabled { opacity:.55; }
.deck-narration-start[hidden] { display:none!important; }
@media screen and (max-width:1280px) { .deck-header .deck-audience { display:none; } }
@media screen and (max-width:700px) { .deck-tools { flex-wrap:wrap; } .deck-tools .deck-narration-start { min-height:40px; padding:5px 10px; } }
.deck-page { --narration-gap:12px; }
.narration-panel { width:var(--frame-width); margin:var(--narration-gap) auto 0; color:#173643; background:#fcfcfa; border:1px solid #b9ceca; border-top:3px solid #087875; border-radius:6px; padding:7px 12px 5px; }
.narration-panel[hidden] { display:none!important; }
.narration-caption { display:flex; align-items:center; justify-content:center; text-align:center; margin:0 auto 5px; min-height:48px; max-width:none; line-height:1.25; font-size:17px; font-weight:550; color:#fff; background:#173643; border-radius:4px; padding:2px 12px; white-space:normal; overflow-wrap:anywhere; }
.narration-caption:empty::before { content:'English subtitles'; color:#bed3dd; font-size:13px; font-weight:400; }
.narration-panel[data-captions=off] .narration-caption:empty::before { content:'English subtitles off · Select CC to show'; }
.narration-controls { display:flex; flex-wrap:wrap; gap:8px; align-items:center; }
.narration-controls button,.narration-controls select { font:inherit; font-size:13px; min-height:32px; padding:3px 9px; background:#fff; color:#173643; border:1px solid #9db9b8; border-radius:4px; white-space:nowrap; }
.narration-controls [data-narration-play] { min-width:84px; background:#087875; color:#fff; border-color:#087875; font-weight:650; }
.narration-controls [data-narration-cc][aria-pressed=true] { color:#fff; background:#173643; border-color:#173643; }
.narration-seek { flex:1; min-width:54px; }
.narration-seek input { display:block; accent-color:#087875; width:100%; cursor:pointer; margin:0; min-height:32px; }
.narration-time { font-variant-numeric:tabular-nums; white-space:nowrap; font-size:12px; }
.narration-auto { display:flex; align-items:center; gap:3px; font-size:12px; white-space:nowrap; }
.narration-auto input { accent-color:#087875; width:16px; height:16px; }
.narration-meta { display:flex; justify-content:space-between; gap:10px; align-items:center; min-height:21px; }
.narration-meta p { font-size:12px; line-height:1.25; margin:3px 0 0; }
.narration-meta button { flex-shrink:0; padding:0; border:0; font-size:12px; background:transparent; color:#096d69; text-decoration:underline; text-underline-offset:2px; }
.narration-panel :focus-visible { outline:3px solid #a76715; outline-offset:3px; }
.narration-transcript-dialog { width:min(720px,calc(100vw - 32px)); max-height:80dvh; padding:24px; border:1px solid #a7bdba; border-radius:8px; color:#173643; background:#fcfcfa; }
.narration-transcript-dialog::backdrop { background:#102632b3; }
.narration-transcript-dialog h2 { margin:0 0 16px; font-size:24px; }
.narration-transcript-dialog p { white-space:pre-line; font-size:18px; line-height:1.6; }
.narration-transcript-dialog .narration-provenance { font-size:14px; line-height:1.45; padding-bottom:12px; border-bottom:1px solid #b9ceca; color:#405563; }
@media screen and (min-width:701px) {
  /* Keep inherited diagram typography and spacing proportional to the smaller
     slide frame; fixed rem gaps otherwise clip dense narrated slides. */
  .deck-page.has-narration:not(.reading-view) .slide { font-size:1.75cqw; }
  .deck-page.has-narration:not(.reading-view) .slide .ft-note { font-size:1.3cqw; }
  .has-narration:not(.reading-view) .slide .vs-operating-lanes ol { margin:.6cqw 0; }
  .has-narration:not(.reading-view) .slide .vs-operating-lanes h3 { margin:.55cqw 0!important; }
  .has-narration:not(.reading-view) .slide .vs-operating-lanes li { margin-bottom:.85cqw; }
  .has-narration:not(.reading-view) .slide .fe-result-grid article { padding:.7cqw 0; }
  .has-narration:not(.reading-view) .slide .fe-bars>div:not(.fe-axis) { margin:.8cqw 0; }
  .has-narration:not(.reading-view) .slide .adoption-foundation-layers>div { gap:1cqw; padding-top:1cqw; }
  .has-narration:not(.reading-view) .slide .virtualization-route { gap:1cqw; }
  .has-narration:not(.reading-view) .slide .virtualization-route>div { min-height:12cqw; padding:1cqw; gap:.7cqw; }
  .has-narration:not(.reading-view) .slide .virtualization-validation { padding:1cqw; margin-top:1cqw; gap:.6cqw 1.2cqw; }
  .has-narration:not(.reading-view) .explore-compact .model-chart svg { width:100%; height:auto; max-height:21cqw; }
  .has-narration:not(.reading-view) .explore-compact .value-headline { padding-bottom:.4cqw; margin-bottom:.4cqw; }
  .has-narration:not(.reading-view) .explore-compact .scenario-presets { margin-bottom:.5cqw; }
  /* The panel follows the slide in document flow, so their gap also stays
     consistent when a tall viewport constrains the frame by width. */
  .deck-page.has-narration { --active-narration-gap:var(--narration-gap); --frame-width:min(calc(100vw - 32px),calc((100dvh - 112px - var(--narration-height,116px) - var(--narration-gap)) * 16 / 9)); padding-bottom:56px; }

  .has-narration .deck-message { bottom:calc(60px + var(--narration-height,116px)); }
}
@media screen and (max-width:700px) {
  .narration-panel { width:calc(100vw - 24px); margin:12px auto; padding:10px; }
  .narration-caption { font-size:16px; min-height:48px; padding:4px 8px; }
  .narration-controls { flex-wrap:wrap; gap:7px; }
  .narration-controls button,.narration-controls select { min-height:40px; font-size:14px; }
  .narration-seek { order:1; flex-basis:calc(100% - 92px); }
  .narration-time { order:2; margin-left:auto; }
  .narration-auto { font-size:13px; margin-left:auto; }
  .narration-meta { gap:8px; margin-top:5px; align-items:start; }
  .narration-meta button { min-height:32px; }
}
@media print { .narration-panel,.narration-transcript-dialog { display:none!important; } }

@media screen and (min-width:701px) {
 .deck-page.presentation-mode.has-narration { --frame-width:min(calc(100vw - 24px),calc((100dvh - 86px - var(--narration-height,116px) - var(--narration-gap)) * 16 / 9)); }
}