@layer tokens{:root{--bg: #fff8df;--ink: #1d1a16;--muted: #6d6256;--paper: #fffef6;--paper-2: #fff1b8;--accent: #ff5a3d;--accent-2: #2e6df6;--accent-3: #00a978;--line: #1d1a16;--shadow: 10px 10px 0 rgba(29, 26, 22, .18);--radius: 28px;font-family:ui-rounded,Hiragino Maru Gothic ProN,Hiragino Sans,Yu Gothic,Yu Gothic UI,system-ui,sans-serif}*{box-sizing:border-box}}@layer base{html,body{height:100%;margin:0;background:var(--bg);color:var(--ink);overflow:hidden}::selection{background:color-mix(in srgb,var(--paper-2) 72%,var(--accent) 28%);color:var(--ink);text-shadow:.04em 0 var(--paper)}button,a{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.48}:where(button,a):focus-visible{outline:4px solid var(--accent-2);outline-offset:3px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}}@layer shell{.app{min-height:100%}.topbar{position:fixed;inset:14px 18px auto 18px;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;color:var(--ink);pointer-events:none}.brand,.status{display:flex;align-items:center;gap:10px;padding:8px 12px;border:2px solid var(--line);border-radius:999px;background:#fffef6d6;box-shadow:4px 4px #1d1a161f;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);pointer-events:auto}.brand strong{font-size:14px;letter-spacing:.03em}.brand span,.status span{font-size:12px;color:var(--muted)}.locale-toggle{display:inline-grid;grid-template-columns:repeat(2,minmax(0,1fr));min-height:44px;padding:3px;border:2px solid var(--ink);border-radius:999px;background:var(--paper);box-shadow:4px 4px #1d1a161f}.locale-toggle__button{min-width:76px;border:0;border-radius:999px;background:transparent;color:var(--ink);cursor:pointer;font-size:14px;font-weight:900;line-height:1;padding:8px 11px}.locale-toggle__button.is-active{background:var(--accent-2);color:var(--paper)}.timer{border:2px solid transparent;border-radius:999px;padding:5px 10px;background:var(--ink);color:var(--paper);min-width:58px;min-height:44px}.timer.is-running{background:var(--accent);border-color:var(--ink);color:var(--ink)}.route-toggle{min-height:44px;border:2px solid var(--line);border-radius:999px;background:var(--paper-2);color:var(--ink);padding:7px 12px;font-size:13px;font-weight:900;box-shadow:3px 3px #1d1a161f}.route-toggle[aria-pressed=true]{background:var(--accent-3)}.setup-status{display:inline-flex;align-items:center;gap:6px;min-height:32px;border:2px solid var(--line);border-radius:999px;padding:3px 8px;background:var(--paper-2);color:var(--ink);font-size:12px;font-weight:900}.setup-status strong{display:grid;place-items:center;min-width:20px;height:20px;border-radius:50%;background:var(--ink);color:var(--paper);font-size:12px}.progress{position:fixed;left:0;right:0;top:0;height:7px;z-index:30;background:#1d1a161a}.progress span{display:block;height:100%;width:0;background:repeating-linear-gradient(90deg,var(--accent),var(--accent) 18px,var(--accent-2) 18px,var(--accent-2) 36px,var(--accent-3) 36px,var(--accent-3) 54px);transition:width .16s ease-out}.slide--column .slide-inner,.slide--history .slide-inner{justify-content:flex-start}.controls{position:fixed;right:22px;bottom:18px;z-index:40;display:flex;gap:8px}.controls button{min-width:44px;min-height:44px;border:2px solid var(--line);border-radius:999px;background:#fffef6eb;color:var(--ink);font-weight:900;box-shadow:4px 4px #1d1a161f}.notes{position:fixed;top:72px;right:20px;bottom:74px;width:min(400px,calc(100vw - 40px));z-index:35;display:none;flex-direction:column;gap:18px;border:3px solid var(--line);border-radius:24px;padding:18px;background:#fffef6f2;box-shadow:9px 9px #1d1a162e;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.notes.is-open{display:flex}.notes div{display:flex;align-items:center;justify-content:space-between}.notes button{border:2px solid var(--line);border-radius:50%;background:#fff;width:44px;height:44px;font-weight:900}.notes p,.notes dl{margin:0;color:var(--ink);font-size:15px;line-height:1.7}.notes dl{display:grid;grid-template-columns:88px 1fr;gap:8px 10px;padding-top:12px;border-top:2px dashed rgba(29,26,22,.25)}.notes dt{font-weight:900;color:var(--muted)}.notes dd{margin:0}.empty{display:grid;min-height:100vh;place-items:center;font-size:24px}}@layer slide{.stage{min-height:100vh;display:grid;place-items:center;padding:72px 18px 60px}.slide{width:min(calc(100vw - 36px),calc((100vh - 134px) * 16 / 9));aspect-ratio:16 / 9;position:relative;overflow:hidden;border:3px solid var(--line);border-radius:var(--radius);background:linear-gradient(135deg,#ffffffe6,#fff8dfe6),repeating-linear-gradient(0deg,transparent 0,transparent 34px,rgba(29,26,22,.045) 35px),var(--paper);box-shadow:var(--shadow);container-type:size;word-break:auto-phrase;line-break:strict;overflow-wrap:normal}.slide-inner,.hero-grid{position:relative;z-index:1;height:100%}.slide-inner{padding:5.4cqh 5cqi;display:flex;flex-direction:column;justify-content:center;min-width:0;overflow:hidden}.slide-inner--visual{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);align-items:center;gap:3cqi}.slide-copy{min-width:0}.slide-inner--visual h1{font-size:clamp(24px,3.65cqi,72px)}.slide-inner--visual .subtitle{margin-top:1cqh;font-size:clamp(14px,1.55cqi,30px);line-height:1.42}.slide-inner--visual .body-list{gap:.7cqh;margin-top:1.3cqh}.slide-inner--visual .body-list li{border-width:2px;border-radius:14px;padding:.75cqh 1cqi .75cqh 3.3cqi;font-size:clamp(12px,1.24cqi,23px);line-height:1.32}.slide-inner--visual .body-list li:before{left:1cqi;top:.65cqh;font-size:clamp(12px,1.25cqi,22px)}.slide-inner--visual .columns{grid-template-columns:1fr;gap:.8cqh;margin-top:1.3cqh}.slide-inner--visual .column-card{border-width:2px;border-radius:16px;padding:1cqh 1.1cqi;box-shadow:4px 4px #1d1a161c}.slide-inner--visual .column-card h3{margin-bottom:.55cqh;font-size:clamp(14px,1.55cqi,27px)}.slide-inner--visual .column-card ul{font-size:clamp(11px,1.12cqi,20px);line-height:1.32}.slide-inner--visual .callout,.slide-inner--visual .prompt-card{margin-top:1.3cqh;border-width:2px;border-radius:16px;padding:.85cqh 1.1cqi;font-size:clamp(13px,1.45cqi,25px);box-shadow:4px 4px #1d1a1621}.slide-inner--visual .prompt-card--bottom{grid-column:1 / -1;width:100%;margin-top:0;padding:.9cqh 1.2cqi .9cqh clamp(62px,5.4cqi,108px);font-size:clamp(14px,1.55cqi,26px)}.slide-inner--visual .prompt-card--bottom .prompt-card__character{width:clamp(48px,4.2cqi,88px);left:.9cqi}.kicker{margin:0 0 1.4cqh;font-weight:800;letter-spacing:.1em;text-transform:uppercase;font-size:clamp(12px,1.55cqi,28px)}.kicker span{display:inline-block;padding:.6cqh 1cqi;border:2px solid var(--line);border-radius:999px;background:var(--paper-2);transform:rotate(-1deg);box-shadow:4px 4px #1d1a161f}h1{margin:0;font-size:clamp(34px,5.2cqi,110px);line-height:1.04;letter-spacing:-.05em}.subtitle{margin:1.6cqh 0 0;font-size:clamp(17px,2.1cqi,44px);line-height:1.5;color:var(--muted);font-weight:700}.body-list{margin:2.4cqh 0 0;padding:0;list-style:none;display:grid;gap:1.1cqh}.body-list li{position:relative;padding:1.3cqh 1.6cqi 1.3cqh 4.4cqi;border:2px solid rgba(29,26,22,.7);border-radius:18px;background:#fffef6d1;font-size:clamp(15px,1.75cqi,36px);line-height:1.4;font-weight:700}.body-list li:before{content:"★";position:absolute;left:1.3cqi;top:1.1cqh;color:var(--accent);font-size:clamp(14px,1.7cqi,32px)}.body-list--chain{--chain-gap: 2.4cqh;gap:0}.body-list--chain li+li{margin-top:var(--chain-gap)}.body-list--chain li+li:after{content:"↓";position:absolute;left:50%;top:calc(-1 * var(--chain-gap));transform:translate(-50%,-.4em);height:var(--chain-gap);display:grid;place-items:center;color:var(--ink);font-size:clamp(18px,2.2cqi,40px);font-weight:900;line-height:1;pointer-events:none}.object-prompt{margin-top:5.2cqh;display:flex;justify-content:center;align-items:flex-end;gap:clamp(28px,7cqi,116px)}.object-prompt__item{margin:0;display:grid;justify-items:center;gap:1.3cqh;min-width:0}.object-prompt__item span{display:block;font-size:clamp(86px,16cqi,260px);line-height:1;filter:drop-shadow(7px 9px 0 rgba(29,26,22,.15))}.object-prompt__item figcaption{font-size:clamp(18px,2.25cqi,42px);line-height:1.2;font-weight:900}.slide-inner--visual .body-list--chain{--chain-gap: 1.55cqh;gap:0}.slide-inner--visual .body-list--chain li+li{margin-top:var(--chain-gap)}.slide-inner--visual .body-list--chain li+li:after{font-size:clamp(14px,1.6cqi,26px)}.callout,.prompt-card{margin-top:2.4cqh;border:3px solid var(--line);border-radius:22px;background:var(--ink);color:var(--paper);padding:1.4cqh 1.8cqi;font-size:clamp(17px,2.2cqi,44px);line-height:1.34;font-weight:900;box-shadow:7px 7px #1d1a162e}.prompt-card{position:relative;display:block;background:var(--paper);color:var(--ink);padding-block:.8cqh;padding-left:clamp(86px,7.8cqi,160px);padding-right:1.8cqi;overflow:visible}.prompt-card__character{position:absolute;left:1.1cqi;top:50%;width:clamp(66px,5.9cqi,126px);object-fit:contain;transform:translateY(-50%) rotate(2deg);filter:drop-shadow(4px 5px 0 rgba(29,26,22,.16))}.prompt-card p{margin:0;min-width:0}.details-button{width:fit-content;margin-top:2cqh;border:3px solid var(--line);border-radius:999px;background:var(--accent-3);color:var(--ink);padding:1cqh 1.4cqi;font-size:clamp(13px,1.45cqi,24px);font-weight:900;cursor:pointer;box-shadow:5px 5px #1d1a1624}.details-button:hover,.details-button:focus-visible{transform:translate(-1px,-1px);box-shadow:7px 7px #1d1a162e}.slide-inner--visual .details-button{margin-top:1.2cqh;border-width:2px;padding:.7cqh 1.1cqi;font-size:clamp(12px,1.2cqi,20px);box-shadow:4px 4px #1d1a161f}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:3cqi;padding:5cqh 5cqi;align-items:center;min-width:0}.hero-copy{min-width:0}.hero-copy h1{font-size:clamp(36px,4.8cqi,104px);line-height:1.05}.hero-image{overflow:hidden;border:3px solid var(--line);border-radius:26px;box-shadow:9px 9px #1d1a162e;transform:rotate(1.2deg);background:#fff;position:relative}.hero-image img{width:100%;height:100%;min-height:360px;object-fit:cover;display:block}.hero-image-fallback{display:none;min-height:360px;place-items:center;padding:24px;color:var(--muted);font-weight:900;text-align:center}.hero-image[data-image-error=true] img{display:none}.hero-image[data-image-error=true] .hero-image-fallback{display:grid}.visual-frame{align-self:center;margin:0;overflow:hidden;border:3px solid var(--line);border-radius:22px;background:#fff;box-shadow:8px 8px #1d1a1629;transform:rotate(.8deg);min-width:0}.visual-frame img{display:block;width:100%;aspect-ratio:16 / 9;object-fit:cover}.visual-frame figcaption{display:flex;align-items:center;justify-content:space-between;gap:.8cqi;padding:1cqh 1.1cqi 1.1cqh;border-top:2px solid rgba(29,26,22,.25);color:var(--muted);font-size:clamp(11px,1.15cqi,20px);line-height:1.35;font-weight:800}.visual-frame figcaption span{min-width:0}.visual-frame__actions{flex:0 0 auto;display:inline-flex;align-items:center;gap:.65cqi}.visual-variant-picker{display:inline-flex;align-items:center;gap:.35em}.visual-variant-dot{width:clamp(12px,.9cqi,18px);aspect-ratio:1;padding:0;border:2px solid var(--ink);border-radius:999px;background:transparent;box-shadow:none;cursor:pointer}.visual-variant-dot[aria-pressed=true]{background:var(--ink)}.visual-variant-dot:hover,.visual-variant-dot:focus-visible{transform:translateY(-1px);outline:3px solid color-mix(in srgb,var(--blue) 32%,transparent);outline-offset:2px}.visual-info-button{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;min-height:2.2em;padding:.35em .75em;border:2px solid var(--line);border-radius:999px;border-color:var(--ink);background:var(--ink);color:var(--paper);font:inherit;font-size:.9em;font-weight:900;line-height:1;box-shadow:3px 3px #1d1a1629;cursor:pointer}.visual-info-button:hover,.visual-info-button:focus-visible{transform:translate(-1px,-1px);box-shadow:5px 5px #1d1a1633}.visual-frame__fallback{display:none;aspect-ratio:16 / 9;place-items:center;padding:24px;color:var(--muted);font-weight:900;text-align:center}.visual-frame[data-image-error=true] img{display:none}.visual-frame[data-image-error=true] .visual-frame__fallback{display:grid}.concept-diagram{align-self:center;display:grid;gap:1.1cqh;margin:0;min-width:0}.concept-diagram__items{display:grid;gap:.9cqh .8cqi}.concept-diagram--timeline .concept-diagram__items{grid-template-columns:repeat(2,minmax(0,1fr))}.concept-diagram--timeline .concept-diagram__item .concept-diagram__badge--icon{width:clamp(48px,4.1cqi,72px);height:clamp(48px,4.1cqi,72px);margin-bottom:.75cqh}.concept-diagram--loop{position:relative;padding-block:1.2cqh;--loop-pad-x: 1.15cqi;--loop-badge-size: clamp(22px, 2.2cqi, 36px);--loop-gap: 2.1cqh}.concept-diagram--loop .concept-diagram__items{position:relative;z-index:1;width:min(94%,760px);justify-self:center;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--loop-gap);padding:1.2cqh .8cqi}.concept-diagram--loop .concept-diagram__items:after{content:"↻";position:absolute;inset:50% auto auto 50%;z-index:2;display:grid;place-items:center;width:clamp(44px,4.2cqi,74px);height:clamp(44px,4.2cqi,74px);transform:translate(-50%,-50%);border:3px solid var(--line);border-radius:50%;background:var(--paper);color:var(--accent);box-shadow:4px 4px #1d1a1624;font-size:clamp(24px,2.4cqi,42px);font-weight:900;line-height:1}.concept-diagram--loop .concept-diagram__item{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;column-gap:.9cqi;min-height:8.4cqh;padding:.82cqh var(--loop-pad-x);align-self:stretch}.concept-diagram--loop .concept-diagram__items:not(:has(.concept-diagram__item:nth-child(4))) .concept-diagram__item:nth-child(3){grid-column:1 / -1;justify-self:center;width:min(70%,430px)}.concept-diagram--loop .concept-diagram__item span{grid-row:1 / span 2;margin:0;position:relative;width:var(--loop-badge-size);height:var(--loop-badge-size);padding-inline:.55cqi;white-space:nowrap}.concept-diagram--loop .concept-diagram__item .concept-diagram__badge--icon{width:clamp(42px,3.8cqi,66px);height:clamp(42px,3.8cqi,66px);padding-inline:0}.concept-diagram__badge--icon svg{width:66%;height:66%;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:2.35}.concept-diagram--loop .concept-diagram__item h3{font-size:clamp(16px,1.65cqi,30px)}.concept-diagram--loop .concept-diagram__item p{margin-top:.3cqh;line-height:1.24}.concept-diagram--network .concept-diagram__items{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr) minmax(0,.9fr)}.concept-diagram--comparison .concept-diagram__items{display:contents}.concept-diagram--comparison .concept-diagram__item,.concept-diagram--comparison .concept-diagram__shared{display:grid;align-content:center;justify-items:center;aspect-ratio:1;border-radius:50%;padding:1.25cqh 1.25cqi;text-align:center;box-shadow:4px 5px #1d1a1614}.concept-diagram--comparison{width:min(92%,780px);justify-self:center;grid-template-columns:repeat(4,minmax(0,1fr));grid-template-areas:"left left right right" ". shared shared ." "caption caption caption caption";gap:.4cqh 0}.concept-diagram--comparison .concept-diagram__item:first-child{grid-area:left;justify-self:end;width:min(100%,clamp(260px,28cqi,390px));z-index:1;background:#fffef6ad;transform:translate(6%)}.concept-diagram--comparison .concept-diagram__item:nth-child(2){grid-area:right;justify-self:start;width:min(100%,clamp(260px,28cqi,390px));z-index:1;background:#d2e3ffad;transform:translate(-6%)}.concept-diagram--comparison .concept-diagram__item h3{white-space:pre-line;font-size:clamp(20px,2.35cqi,42px);line-height:1.08}.concept-diagram--comparison .concept-diagram__item p{max-width:9em;font-size:clamp(12px,1.28cqi,23px);line-height:1.25}.concept-diagram--comparison .concept-diagram__shared{grid-area:shared;z-index:2;justify-self:center;width:min(100%,clamp(260px,28cqi,390px));margin-top:-5.2cqh;background:#ff543cc7}.concept-diagram--comparison .concept-diagram__shared h3{font-size:clamp(20px,1.95cqi,36px);line-height:1.08}.concept-diagram--comparison .concept-diagram__shared p{max-width:9em;font-size:clamp(12px,1.04cqi,19px);line-height:1.25}.concept-diagram--comparison figcaption{grid-area:caption}.concept-diagram__item,.concept-diagram__shared{position:relative;border:3px solid var(--line);border-radius:18px;background:#fffef6f0;padding:1.05cqh 1.05cqi;box-shadow:5px 5px #1d1a1621}.concept-diagram__item:nth-child(2n){background:#e8f0ff}.concept-diagram__item:nth-child(3n){background:#fff1b8}.concept-diagram__item span,.concept-diagram__shared span{display:inline-grid;place-items:center;min-width:2.2cqi;min-height:2.2cqi;margin-bottom:.55cqh;border:2px solid var(--line);border-radius:999px;background:var(--ink);color:var(--paper);font-size:clamp(11px,1.05cqi,18px);font-weight:900}.concept-diagram__item .concept-diagram__badge--icon{width:clamp(38px,3.15cqi,58px);height:clamp(38px,3.15cqi,58px);min-width:0;min-height:0;padding-inline:0}.concept-diagram h3{margin:0;font-size:clamp(14px,1.55cqi,28px);line-height:1.18}.concept-diagram p{margin:.55cqh 0 0;color:var(--muted);font-size:clamp(11px,1.14cqi,20px);line-height:1.38;font-weight:750}.concept-diagram__shared{background:var(--accent);color:var(--ink);text-align:center}.concept-diagram__shared p{color:var(--ink)}.concept-diagram figcaption{border:2px dashed rgba(29,26,22,.32);border-radius:16px;padding:.8cqh 1cqi;color:var(--muted);background:#fffef6cc;font-size:clamp(11px,1.1cqi,18px);line-height:1.35;font-weight:800}.chips{display:flex;flex-wrap:wrap;gap:.9cqi;margin-top:2.8cqh}.chip{display:inline-flex;align-items:center;border:2px solid var(--line);border-radius:999px;background:#fff;padding:.7cqh 1.1cqi;font-size:clamp(13px,1.5cqi,26px);font-weight:900;box-shadow:3px 3px #1d1a161f}.columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.6cqi;margin-top:2.4cqh}.column-card,.era-card{border:3px solid var(--line);border-radius:24px;background:#fffef6e6;padding:1.8cqh 1.8cqi;box-shadow:7px 7px #1d1a1621;min-width:0}.column-card:nth-child(2n),.era-card:nth-child(2n){background:#e8f0ff}.column-card h3,.era-card h3{margin:0 0 1cqh;font-size:clamp(18px,2.3cqi,42px);letter-spacing:-.04em;line-height:1.2}.column-card ul{margin:0;padding-left:1.2em;font-size:clamp(14px,1.7cqi,30px);line-height:1.5;font-weight:700}.timeline{margin:2.4cqh 0 0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1.1cqi;list-style:none}.timeline li{border:2px solid var(--line);border-radius:19px;background:#fffef6e0;padding:1.4cqh 1.2cqi;box-shadow:5px 5px #1d1a161f;min-width:0}.timeline time{display:inline-block;margin-bottom:.7cqh;padding:.3cqh .7cqi;border-radius:999px;background:var(--ink);color:var(--paper);font-size:clamp(11px,1.15cqi,20px);font-weight:900}.timeline strong,.timeline span{display:block}.timeline strong{font-size:clamp(15px,1.65cqi,28px);line-height:1.22}.timeline span{margin-top:.4cqh;color:var(--muted);font-size:clamp(11px,1.15cqi,20px);line-height:1.45;font-weight:700}.diagram{display:flex;align-items:center;flex-wrap:wrap;gap:.8cqi;margin-top:2.4cqh}.diagram span{min-width:9cqi;text-align:center;border:3px solid var(--line);border-radius:22px;padding:1.2cqh 1.4cqi;background:#fff;font-size:clamp(15px,1.9cqi,36px);font-weight:900;box-shadow:5px 5px #1d1a1624}.diagram b{font-size:clamp(20px,2.4cqi,40px)}.eras{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1.2cqi;margin-top:2.4cqh}.era-card span{display:grid;place-items:center;width:3cqi;height:3cqi;min-width:36px;min-height:36px;border:2px solid var(--line);border-radius:50%;background:var(--accent);color:var(--ink);font-weight:900;margin-bottom:1.2cqh;font-size:clamp(13px,1.5cqi,24px)}.era-card p{margin:0;color:var(--muted);font-size:clamp(13px,1.45cqi,24px);line-height:1.5;font-weight:700}}@layer media{.video-frame,.video-thumb,.video-placeholder{width:min(60cqi,100%);aspect-ratio:16 / 9;margin-top:2.4cqh;margin-inline:auto;border:3px solid var(--line);border-radius:24px;overflow:hidden;background:#111;box-shadow:8px 8px #1d1a162e}.video-frame iframe{width:100%;height:100%;border:0}.video-thumb{position:relative;padding:0;cursor:pointer;color:inherit;font:inherit;display:block;transition:transform .12s ease,box-shadow .12s ease}.video-thumb:hover,.video-thumb:focus-visible{transform:translate(-2px,-2px);box-shadow:12px 12px #1d1a1638}.video-thumb__image{width:100%;height:100%;object-fit:cover;display:block}.video-thumb__playmark{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:grid;place-items:center;width:clamp(56px,9cqi,110px);height:clamp(56px,9cqi,110px);border:4px solid var(--paper);border-radius:50%;background:#1d1a168c;color:var(--paper);font-size:clamp(24px,3.6cqi,48px);padding-left:6px;pointer-events:none;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.video-thumb:hover .video-thumb__playmark,.video-thumb:focus-visible .video-thumb__playmark{background:var(--accent);color:var(--ink);border-color:var(--ink)}.slide--video .video-frame,.slide--video .video-thumb,.slide--video .video-placeholder{width:min(44cqi,100%);margin-top:1.6cqh}.video-dialog{width:min(1100px,94vw);max-height:92vh;padding:0;border:3px solid var(--line);border-radius:24px;background:var(--paper);box-shadow:12px 12px #1d1a1633;overflow:hidden}.video-dialog::backdrop{background:#1d1a16a6;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.video-dialog__panel{position:relative;padding:18px}.video-dialog__close{position:absolute;top:-14px;right:-14px;z-index:2;width:44px;height:44px;border:3px solid var(--line);border-radius:50%;background:var(--paper);font-size:24px;font-weight:900;line-height:1;cursor:pointer;box-shadow:4px 4px #1d1a1633}.video-dialog__frame{width:100%;aspect-ratio:16 / 9;border:2px solid var(--line);border-radius:16px;overflow:hidden;background:#000}.video-dialog__frame iframe{width:100%;height:100%;border:0;display:block}.video-placeholder{display:grid;place-items:center;align-content:center;gap:12px;background:linear-gradient(135deg,#151515,#38322b);color:var(--paper);padding:24px;text-align:center}.video-placeholder .playmark{display:grid;place-items:center;width:76px;height:76px;border:3px solid var(--paper);border-radius:50%;font-size:32px;padding-left:5px}.video-placeholder p{margin:0;font-size:22px;font-weight:900}.video-placeholder code{color:#ffe17a}.link-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(clamp(170px,15cqi,260px),1fr));align-items:stretch;gap:1cqh .9cqi;margin-top:1.6cqh;padding-block:.5cqh 1cqh}.big-link{position:relative;display:flex;align-items:center;justify-content:space-between;gap:1cqi;min-height:7.2cqh;border:3px solid var(--line);border-radius:16px;padding:1cqh 1.1cqi;background:#dff4ff;color:var(--ink);text-decoration:none;box-shadow:5px 5px #1d1a161f;transform:none;transform-origin:center bottom;transition:transform .14s ease,box-shadow .14s ease,background-color .14s ease,color .14s ease;z-index:1}.big-link:after{content:"↗";flex:0 0 auto;display:grid;place-items:center;width:2em;height:2em;border:2px solid var(--line);border-radius:50%;background:var(--paper-2);color:var(--ink);font-size:.7em;font-weight:900}.big-link:hover,.big-link:focus-visible{background:var(--accent);transform:translate(-5px,-9px) scale(1.08) rotate(-1.8deg);box-shadow:14px 14px #1d1a1633;z-index:5}.big-link:hover+.big-link,.big-link:focus-visible+.big-link{transform:translate(2px,2px)}.big-link--emphasis{background:#dff4ff;color:var(--ink)}.big-link--disabled{background:#ece7db;color:var(--muted)}.big-link span{min-width:0;overflow-wrap:anywhere;font-size:clamp(17px,2cqi,38px);font-weight:900;line-height:1.18}.big-link small{display:none}.case-strip{display:flex;flex-wrap:wrap;gap:.8cqi;margin-top:2.2cqh}.case-strip span,.case-chip{display:inline-flex;border:2px solid var(--line);border-radius:999px;padding:.6cqh 1cqi;background:#fff;font-size:clamp(13px,1.5cqi,26px);font-weight:900}.case-chip{align-items:center;gap:.4cqi;color:inherit;font-family:inherit;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease,background-color .12s ease}.case-chip:after{content:"＋";font-size:.85em;font-weight:700;opacity:.7}.case-chip:hover,.case-chip:focus-visible{background:var(--paper-2);transform:translate(-2px,-2px);box-shadow:4px 4px #1d1a1633}.case-chip:active{transform:none;box-shadow:none}.detail-dialog{width:min(1040px,94vw);max-height:92vh;padding:0;border:3px solid var(--line);border-radius:24px;background:var(--paper);color:var(--ink);box-shadow:12px 12px #1d1a1633;overflow:hidden}.detail-dialog::backdrop{background:#1d1a168c;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.detail-dialog__panel{position:relative;display:flex;flex-direction:column;gap:18px;padding:28px clamp(24px,4.5vw,44px) 32px;max-height:92vh;overflow-y:auto}.detail-dialog__hero{margin:0;width:100%;aspect-ratio:16 / 9;overflow:hidden;background:#1d1a16;border:2px solid var(--line);border-radius:18px;box-shadow:4px 4px #1d1a162e}.detail-dialog__hero img{width:100%;height:100%;object-fit:cover;display:block}.detail-dialog__header{display:flex;align-items:flex-start;gap:12px}.detail-dialog__heading{display:flex;flex-direction:column;gap:4px;flex:1;min-width:0}.detail-dialog__kicker{margin:0;font-size:13px;font-weight:800;color:var(--muted);letter-spacing:.04em}.detail-dialog__header h2{margin:0;font-size:clamp(20px,3.4vw,30px);line-height:1.25}.detail-dialog__close{flex-shrink:0;width:40px;height:40px;border:2px solid var(--line);border-radius:50%;background:#fff;font-size:22px;font-weight:900;line-height:1}.detail-dialog__description{margin:0;font-size:clamp(14px,1.8vw,17px);line-height:1.7;color:var(--ink)}.video-frame--dialog{width:100%;margin-top:4px;border-width:2px;border-radius:18px;box-shadow:6px 6px #1d1a162e}.detail-dialog__youtube{align-self:flex-start;display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:2px solid var(--line);border-radius:999px;background:var(--accent);color:#fff;font-weight:800;text-decoration:none}.detail-dialog__youtube:after{content:"↗"}.detail-dialog__links{list-style:none;margin:0;padding:0;display:grid;gap:8px}.detail-dialog__links a{display:inline-flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;border:2px solid var(--line);border-radius:14px;background:#fff;color:var(--ink);font-weight:700;text-decoration:none}.detail-dialog__links a:hover,.detail-dialog__links a:focus-visible{background:var(--paper-2)}.details-dialog,.visual-info-dialog{width:min(1040px,94vw);max-height:92vh;padding:0;border:3px solid var(--line);border-radius:24px;background:var(--paper);box-shadow:12px 12px #1d1a1633}.details-dialog::backdrop,.visual-info-dialog::backdrop{background:#1d1a169e;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.details-dialog__panel,.visual-info-dialog__panel{display:grid;gap:20px;padding:28px clamp(24px,4.5vw,44px) 32px;max-height:92vh;overflow-y:auto}.details-dialog__header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.details-dialog__header h2{margin:0;font-size:clamp(22px,3.4vw,34px);line-height:1.25;letter-spacing:-.03em}.details-dialog__close{flex-shrink:0;width:42px;height:42px;border:2px solid var(--line);border-radius:50%;background:#fff;font-size:22px;font-weight:900;line-height:1}.details-dialog__body{display:grid;gap:10px;margin:0;padding-left:1.2em;font-size:clamp(15px,2vw,18px);line-height:1.7;font-weight:700}.details-dialog__links{list-style:none;display:grid;gap:8px;margin:0;padding:0}.details-dialog__links a{display:inline-flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;border:2px solid var(--line);border-radius:14px;background:#fff;color:var(--ink);font-weight:800;text-decoration:none}.details-dialog__links a:hover,.details-dialog__links a:focus-visible{background:var(--paper-2)}.visual-info-dialog__body{display:grid;grid-template-columns:max-content minmax(0,1fr);gap:12px 18px;margin:0;font-size:clamp(14px,1.9vw,17px);line-height:1.65}.visual-info-dialog__body dt{color:var(--muted);font-weight:900}.visual-info-dialog__body dd{margin:0;min-width:0;font-weight:700}.visual-info-dialog__body ul{display:grid;gap:6px;margin:0;padding-left:1.2em}.visual-info-dialog__body pre{max-height:min(36vh,360px);margin:0;padding:14px;overflow:auto;border:2px solid var(--line);border-radius:14px;background:#fff;color:var(--ink);white-space:pre-wrap;overflow-wrap:anywhere;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,Liberation Mono,monospace;font-size:.9em;line-height:1.55}.term-marker{-webkit-appearance:none;-moz-appearance:none;appearance:none;margin:0;padding:0 .12em;border:0;background:transparent;color:inherit;font:inherit;line-height:inherit;cursor:pointer;border-bottom:1.5px dashed currentColor;border-radius:2px;transition:border-color .12s ease,background .12s ease}.term-marker:hover,.term-marker:focus-visible{border-bottom-style:solid;background:#1d1a160f;outline:none}.term-marker:focus-visible{outline:2px solid var(--accent, currentColor);outline-offset:2px}.term-marker__plus{display:inline-block;margin-inline-start:.1em;font-size:.7em;font-weight:800;line-height:1;vertical-align:super;color:var(--accent, currentColor)}.detail-dialog__body{display:flex;flex-direction:column;gap:12px;margin:0}.detail-dialog__body p{margin:0;font-size:clamp(14px,1.7vw,17px);line-height:1.8;color:var(--ink)}.detail-dialog__body strong,.detail-dialog__description strong,.details-dialog__body strong,.details-dialog__panel strong{font-weight:800;color:inherit}.detail-dialog__body em,.detail-dialog__description em,.details-dialog__body em,.details-dialog__panel em{font-style:italic}.detail-dialog__body mark,.detail-dialog__description mark,.details-dialog__body mark,.details-dialog__panel mark{background:linear-gradient(transparent 55%,rgba(255,214,64,.5) 55%,rgba(255,214,64,.5) 92%,transparent 92%);color:inherit;padding-inline:.05em;font-weight:inherit}.detail-dialog__related{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}.detail-dialog__related li{display:inline-flex}.detail-dialog__cases,.detail-dialog__terms{display:flex;flex-direction:column;gap:8px;margin:0}.detail-dialog__section-title{margin:0;font-size:clamp(13px,1.55vw,15px);font-weight:800;letter-spacing:.04em;color:var(--muted)}.term-marker--related{padding:4px 10px;border:2px solid currentColor;border-radius:999px;font-weight:800}.term-marker--related:hover,.term-marker--related:focus-visible{background:var(--paper-2)}}@layer responsive{@media(max-width:900px){body{overflow:auto}.topbar{position:static;padding:12px;flex-direction:column;align-items:stretch}.brand,.status{justify-content:space-between}.stage{min-height:auto;padding:16px 14px 88px}.slide{width:100%;min-height:70vh;aspect-ratio:auto}.slide-inner,.hero-grid{padding:32px 24px}.hero-grid,.slide-inner--visual,.columns,.eras,.timeline,.concept-diagram--timeline .concept-diagram__items,.concept-diagram--loop .concept-diagram__items,.concept-diagram--network .concept-diagram__items,.concept-diagram--comparison .concept-diagram__items{grid-template-columns:1fr}.hero-image img,.hero-image-fallback{min-height:220px}.visual-frame{margin-top:24px;transform:none}.visual-frame figcaption{align-items:flex-start;flex-direction:column}.visual-info-dialog__body{grid-template-columns:1fr}.slide-inner--visual .prompt-card--bottom{grid-column:auto}.prompt-card__character{left:10px;width:clamp(66px,18vw,90px)}.concept-diagram{margin-top:24px}.concept-diagram--loop:before,.concept-diagram--loop:after,.concept-diagram--loop .concept-diagram__item:after{display:none}.concept-diagram--loop .concept-diagram__items{width:100%}.concept-diagram--comparison .concept-diagram__items{display:grid;grid-area:items;width:min(76vw,360px);gap:12px}.concept-diagram--comparison{width:min(76vw,360px);grid-template-columns:1fr;grid-template-areas:"items" "shared" "caption";gap:12px}.concept-diagram--comparison .concept-diagram__item:first-child,.concept-diagram--comparison .concept-diagram__item:nth-child(2){grid-area:auto;justify-self:center;width:100%;transform:none}.concept-diagram--comparison .concept-diagram__shared{width:min(70vw,300px);margin-top:0}.controls{left:14px;right:14px;justify-content:center}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}@media(forced-colors:active){.slide,.brand,.status,.setup-status,.body-list li,.callout,.prompt-card,.column-card,.era-card,.timeline li,.diagram span,.big-link,.case-strip span,.case-chip,.case-dialog,.video-dialog,.details-dialog,.visual-info-dialog,.video-thumb,.visual-frame,.visual-info-button,.concept-diagram__item,.concept-diagram__shared,.details-button,.route-toggle,.notes,.controls button{box-shadow:none;border-color:CanvasText}}}@layer print{@media print{body{overflow:visible;background:#fff}.topbar,.progress,.controls,.notes{display:none!important}.stage{padding:0;min-height:auto}.slide{box-shadow:none;width:100vw;border-radius:0}.term-marker{border-bottom:none;padding-inline:0;cursor:default;background:transparent;color:inherit}.term-marker__plus{display:none}.detail-dialog{display:none!important}.detail-dialog::backdrop{display:none!important}}}@layer cursor{@media(hover:hover)and (pointer:fine){body,body *,body *:before,body *:after{cursor:none!important}}.big-cursor{position:fixed;top:0;left:0;width:0;height:0;pointer-events:none;z-index:60;transform:translate3d(-9999px,-9999px,0);will-change:transform;filter:drop-shadow(2px 3px 0 rgba(29,26,22,.18))}.big-cursor svg{position:absolute;display:none}.big-cursor svg[data-cursor=default]{top:-2px;left:-2px}.big-cursor svg[data-cursor=pointer]{top:-3px;left:-10px}.big-cursor svg[data-cursor=text]{top:-21px;left:-12px}.big-cursor[data-state=default] svg[data-cursor=default]{display:block}.big-cursor[data-state=pointer] svg[data-cursor=pointer]{display:block}.big-cursor[data-state=text] svg[data-cursor=text]{display:block}@media print,(hover:none),(pointer:coarse){.big-cursor{display:none!important}body{cursor:auto}}}@layer tokens,base,shell,slide,media,responsive,print,cursor;