.blg-deck{--slide-heading:clamp(2.75rem, 2.1rem + 2vw, 4rem);--slide-body:clamp(1.375rem, 1.05rem + 1.15vw, 2rem);--slide-small:clamp(1.375rem, 1rem + 1.05vw, 1.875rem);--slide-line-height:1.45;--slide-measure:45ch;--deck-bg:#ffffff;--deck-fg:#0f172a;--deck-muted:#334155;--deck-accent:#1e40af;--deck-panel:#f1f5f9;--deck-border:#cbd5e1;--deck-warn:#b91c1c;background:var(--deck-bg);color:var(--deck-fg);display:block;scroll-margin-top:5rem;padding:1rem 1.25rem 2.5rem;font-family:inherit}html.dark .blg-deck{--deck-bg:#0b1020;--deck-fg:#f8fafc;--deck-muted:#cbd5e1;--deck-accent:#93c5fd;--deck-panel:#151c30;--deck-border:#334155;--deck-warn:#fca5a5}.blg-deck__top{display:flex;flex-wrap:wrap;gap:.75rem 1.25rem;align-items:baseline;justify-content:space-between;border-bottom:1px solid var(--deck-border);padding-bottom:.75rem;margin-bottom:1rem;font-size:1.0625rem;line-height:1.5;color:var(--deck-muted)}.blg-deck__where{font-weight:600}.blg-deck a{color:var(--deck-accent);text-decoration:underline;text-underline-offset:3px}.blg-deck__toolbar{display:none;flex-wrap:wrap;align-items:center;gap:.5rem .75rem;margin:0 0 .75rem;font-size:1.0625rem}.blg-deck.is-js .blg-deck__toolbar{display:flex}.blg-deck__ctl{min-height:3rem;min-width:3rem;padding:0 1rem;font:inherit;font-weight:600;color:var(--deck-fg);background:var(--deck-panel);border:2px solid var(--deck-border);border-radius:.5rem;cursor:pointer}.blg-deck__ctl--primary{color:var(--deck-bg);background:var(--deck-accent);border-color:var(--deck-accent);min-width:8.5rem}html.dark .blg-deck__ctl--primary{color:#0b1020}.blg-deck__ctl[disabled]{opacity:.45;cursor:default}.blg-deck__ctl[aria-pressed=true]{color:var(--deck-bg);background:var(--deck-accent);border-color:var(--deck-accent)}html.dark .blg-deck__ctl[aria-pressed=true]{color:#0b1020}.blg-deck__rate{min-height:3rem;font:inherit;padding:0 .5rem;color:var(--deck-fg);background:var(--deck-panel);border:2px solid var(--deck-border);border-radius:.5rem}.blg-deck__toggle{display:inline-flex;align-items:center;gap:.5rem;min-height:3rem;color:var(--deck-muted);cursor:pointer}.blg-deck__toggle input{width:1.4rem;height:1.4rem}.blg-deck__count{font-weight:700;color:var(--deck-fg);min-width:10ch}.blg-deck__sep{width:1px;align-self:stretch;background:var(--deck-border)}.blg-deck__stage{position:relative;scroll-margin-top:5rem;min-height:clamp(24rem,62vh,46rem)}.blg-slide{display:block;scroll-margin-top:5rem;padding:0 0 2rem;border-bottom:1px solid var(--deck-border);margin-bottom:2rem}.blg-deck.is-js .blg-slide{position:absolute;inset:0;opacity:0;visibility:hidden;pointer-events:none;border-bottom:0;margin-bottom:0}.blg-deck.is-js .blg-slide.is-current{position:relative;opacity:1;visibility:visible;pointer-events:auto}.blg-slide__grid{display:grid;grid-template-columns:minmax(0,1fr);gap:1.5rem 2.5rem;align-items:start}@media(min-width:62rem){.blg-slide__grid{grid-template-columns:minmax(0,1.05fr)minmax(0,.95fr)}}.blg-slide__text{font-size:var(--slide-body);max-width:var(--slide-measure)}.blg-slide__heading{font-size:var(--slide-heading);line-height:1.12;font-weight:700;letter-spacing:-.015em;margin:0 0 1rem;color:var(--deck-fg)}.blg-slide__lead{font-size:var(--slide-body);line-height:var(--slide-line-height);margin:0 0 1rem;color:var(--deck-fg)}.blg-slide__lines{font-size:var(--slide-body);line-height:var(--slide-line-height);list-style:disc outside;margin:0;padding-left:1.2em;color:var(--deck-muted)}.blg-slide__lines li{margin:0 0 .6rem}.blg-slide__visual{margin:0;padding:1.25rem;border:2px solid var(--deck-border);border-radius:.75rem;background:var(--deck-panel)}.blg-slide__vislabel{font-size:var(--slide-small);line-height:1.4;font-weight:700;letter-spacing:.02em;color:var(--deck-muted);margin:0 0 .75rem;padding:0}.blg-slide__visbody{font-size:var(--slide-small);line-height:var(--slide-line-height);color:var(--deck-fg);margin:0}.blg-slide__figure{font-size:var(--slide-heading);line-height:1.1;font-weight:700;color:var(--deck-accent);margin:0 0 .5rem;word-break:break-word}.blg-slide__actions{font-size:var(--slide-small);line-height:var(--slide-line-height);list-style:decimal outside;margin:0;padding-left:1.4em;color:var(--deck-fg)}.blg-slide__actions li{margin:0 0 .6rem}.blg-slide__visual pre.mermaid{background:0 0;margin:0}.blg-slide__audio{margin-top:1.5rem}.blg-slide__audio audio{width:100%;max-width:32rem;height:2.75rem}.blg-deck.is-js .blg-slide__audio{display:none}.blg-slide--title .blg-slide__grid,.blg-slide--section .blg-slide__grid{grid-template-columns:minmax(0,1fr)}.blg-slide--title .blg-slide__text,.blg-slide--section .blg-slide__text{max-width:30ch}.blg-slide--title,.blg-slide--section{display:flex;flex-direction:column;justify-content:center}.blg-slide__kicker{font-size:var(--slide-small);font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--deck-accent);margin:0 0 1rem}.blg-slide__rule{width:6rem;height:.375rem;border-radius:999px;background:var(--deck-accent);margin:0 0 1.5rem}.blg-deck__bars{display:none;margin-top:1rem}.blg-deck.is-js .blg-deck__bars{display:block}.blg-deck__track{position:relative;height:.5rem;border-radius:999px;background:var(--deck-panel);border:1px solid var(--deck-border);overflow:hidden;margin-bottom:.5rem}.blg-deck__fill{display:block;height:100%;width:0;background:var(--deck-accent);transition:width 120ms linear}.blg-deck__track--narration .blg-deck__fill{background:#047857}html.dark .blg-deck__track--narration .blg-deck__fill{background:#6ee7b7}.blg-deck__barlabel{font-size:1rem;color:var(--deck-muted);display:flex;justify-content:space-between;gap:1rem}.blg-deck__gate{margin:1rem 0 0;padding:.75rem 1rem;border:2px solid var(--deck-warn);border-radius:.5rem;color:var(--deck-warn);background:var(--deck-panel);font-size:1.0625rem;line-height:1.5;font-weight:600}.blg-deck__gate[hidden]{display:none}.blg-deck__script{margin-top:1.25rem;padding:1rem 1.25rem;border:1px solid var(--deck-border);border-radius:.5rem;background:var(--deck-panel);font-size:1.0625rem;line-height:1.6;color:var(--deck-fg);max-width:68ch}.blg-deck__script h3{font-size:1rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--deck-muted);margin:0 0 .5rem}.blg-deck__script p{margin:0 0 .75rem}.blg-deck__script p:last-child{margin-bottom:0}.blg-deck__script[hidden]{display:none}.blg-deck__bar{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem;border-top:1px solid var(--deck-border);margin-top:1.5rem;padding-top:1rem;font-size:1.0625rem}.blg-deck__btn{min-height:3rem;min-width:3rem;padding:0 1.1rem;font:inherit;font-weight:600;color:var(--deck-bg);background:var(--deck-accent);border:2px solid var(--deck-accent);border-radius:.5rem;cursor:pointer}html.dark .blg-deck__btn{color:#0b1020}.blg-deck__btn[disabled]{opacity:.45;cursor:default}.blg-deck__rail{display:flex;flex-wrap:wrap;gap:.4rem;list-style:none;margin:1rem 0 0;padding:0}.blg-deck__rail button{min-width:3rem;min-height:3rem;font:inherit;font-weight:600;color:var(--deck-muted);background:var(--deck-panel);border:2px solid var(--deck-border);border-radius:.5rem;cursor:pointer}.blg-deck__rail button[aria-current=step]{color:var(--deck-bg);background:var(--deck-accent);border-color:var(--deck-accent)}html.dark .blg-deck__rail button[aria-current=step]{color:#0b1020}.blg-deck__rail button[data-kind=title],.blg-deck__rail button[data-kind=section]{font-weight:400;font-style:italic}.blg-deck__nojs{font-size:1.0625rem;line-height:1.5;color:var(--deck-muted);background:var(--deck-panel);border:1px solid var(--deck-border);border-radius:.5rem;padding:.75rem 1rem;margin:0 0 1.5rem}.blg-deck.is-js .blg-deck__nojs{display:none}.blg-deck__keys{font-size:1.0625rem;color:var(--deck-muted);margin:.75rem 0 0}.blg-deck :focus-visible{outline:3px solid var(--deck-accent);outline-offset:3px}@media(prefers-reduced-motion:no-preference){.blg-deck.is-js .blg-slide{transition:opacity 120ms linear}}.blg-deck.is-fs{position:fixed;inset:0;z-index:70;overflow:auto;padding:1.25rem 1.5rem 2rem}.blg-deck.is-fs .blg-deck__top{display:none}