:root{color-scheme:dark;--bg:#09151e;--panel:#11232e;--line:#29434c;--ink:#ecf6f4;--muted:#aac2c4;--accent:#74dfc5;--amber:#f1c47a;--shadow:0 18px 64px #0007;font-family:Segoe UI,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);overflow:hidden}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button,select{font:inherit;color:inherit}button{cursor:pointer;background:transparent;border:1px solid transparent;border-radius:8px;min-height:44px;padding:8px 13px}button:hover{background:#ffffff12}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--amber);outline-offset:3px}button:disabled{opacity:.35;cursor:default}a{color:var(--accent)}[hidden]{display:none!important}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}#stage,#app{position:fixed;inset:0;width:100%;height:100%;border:0}#app{background:#0d1117}.tour-playing #app{pointer-events:none}#topbar{position:fixed;top:12px;left:14px;right:14px;display:flex;align-items:center;gap:16px;z-index:30;pointer-events:none}#topbar>*{pointer-events:auto;background:#0c1b25f5;box-shadow:var(--shadow);border:1px solid var(--line);border-radius:12px}#menu-button{font-size:13px;font-weight:600}#menu-button span{margin-right:9px}.brand{display:flex;align-items:center;gap:9px;text-decoration:none;padding:7px 13px;color:var(--ink);min-height:44px}.brand strong{font-size:16px;letter-spacing:2px}.mark{font:800 18px Georgia;color:var(--accent)}.brand-sub{border-left:1px solid var(--line);padding-left:10px;font-size:12px;color:var(--muted)}.view-badge{margin-left:auto;padding:10px 13px;font-size:11px;letter-spacing:.5px}#fullscreen{font-size:22px;width:44px}.overlay{position:fixed;z-index:40;bottom:18px;right:18px;width:min(540px,calc(100vw - 32px));padding:15px 20px 12px;border:1px solid #427268;border-radius:17px;background:#0c1c26f5;box-shadow:var(--shadow);backdrop-filter:blur(12px)}#caption-head{display:flex;justify-content:space-between;align-items:center;gap:12px;cursor:grab;touch-action:none}#caption-head>div{display:flex}#caption-head button{min-height:30px;min-width:34px;padding:2px 6px;color:var(--muted)}#chapter-label{font-size:10px;font-weight:600;letter-spacing:1.8px;text-transform:uppercase;color:var(--accent)}h1{font-size:22px;line-height:1.18;font-weight:550;letter-spacing:-.4px;margin:9px 0 10px}#subtitle{font-size:15px;line-height:1.5;margin:0 0 9px;color:#e2eeed;min-height:45px}#details{font-size:12px;color:var(--muted);margin:7px 0 12px}#details summary{cursor:pointer;padding:5px 0;list-style:none}#details summary:before{content:'＋';margin-right:6px;color:var(--accent)}#details[open] summary:before{content:'−'}#details p{line-height:1.6;max-height:125px;overflow:auto;margin:6px 0}.scrub{display:grid;grid-template-columns:1fr 1fr;gap:3px;margin-top:7px}.scrub input{grid-column:1/-1;width:100%;margin:0;accent-color:var(--accent);height:22px;cursor:pointer}.scrub span{font:11px Consolas,monospace;color:var(--muted)}#total{text-align:right}.controls{display:flex;gap:4px;align-items:center;margin-top:7px}.controls button{font-size:12px;white-space:nowrap}.controls #previous,.controls #next{font-size:26px;padding:0 11px}.primary{background:var(--accent);color:#08211b;font-weight:700;border-radius:9px}.primary:hover{background:#a2ecd9}.controls .primary{min-width:101px}#try{border:1px solid var(--line)}.speed select{border:0;background:#1e343e;border-radius:7px;min-height:44px;padding:0 7px;font-size:12px}#sound{margin-left:auto;font-size:20px;padding:4px 8px}.footer-line{display:flex;gap:8px;justify-content:space-between;margin-top:5px;color:var(--muted);font-size:10px;min-height:16px}#status{max-width:380px}#position{white-space:nowrap}.collapsed #subtitle,.collapsed #details{display:none}.collapsed h1{font-size:17px;margin:5px 0}.collapsed{padding-top:8px;padding-bottom:7px}#spotlight{position:fixed;z-index:15;border:2px solid var(--accent);border-radius:7px;box-shadow:0 0 0 4px #65d9bc20,0 0 24px #45bba725;pointer-events:none;max-width:calc(100vw - 12px);max-height:calc(100vh - 12px);transition:top .25s,left .25s,width .25s,height .25s}#spot-label{position:absolute;top:-25px;left:7px;background:var(--accent);color:#05251c;border-radius:4px;padding:3px 9px;font-size:10px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;white-space:nowrap}#cursor{position:fixed;z-index:20;pointer-events:none;width:25px;height:31px;filter:drop-shadow(0 2px 3px #0009);transition:left .25s,top .25s}#cursor svg{width:100%;height:100%;fill:var(--accent);stroke:#0c2723;stroke-width:1.5}#notice{position:fixed;left:50%;top:77px;transform:translateX(-50%);z-index:70;background:#263637;border:1px solid var(--amber);padding:12px 18px;border-radius:10px;font-size:13px;max-width:90vw}#welcome{position:fixed;inset:0;z-index:80;display:grid;align-items:center;background:radial-gradient(ellipse at 85% 30%,#20594966 0%,transparent 53%),linear-gradient(120deg,#0a1721fa,#0a1825f8);overflow:auto}.welcome-inner{width:min(1080px,calc(100vw - 70px));margin:65px auto 30px}.eyebrow{font-size:11px;letter-spacing:2.5px;color:var(--accent);font-weight:600}.welcome-inner h2{font-size:clamp(40px,5.5vw,72px);line-height:1.07;letter-spacing:-2.8px;font-weight:430;margin:24px 0}.welcome-inner em{font-style:normal;color:var(--accent)}.welcome-inner>p{font-size:18px;line-height:1.65;color:var(--muted);max-width:630px}.cut-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:28px 0}.cut{display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:10px;padding:21px;border:1px solid #34505a;background:#122630cc;border-radius:13px}.cut.selected{border-color:var(--accent);background:#1c4039}.cut>span{font-size:10px;letter-spacing:1.2px;color:var(--accent)}.cut strong{font-size:21px;font-weight:550}.cut small{font-size:13px;line-height:1.5;color:var(--muted)}.start-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.start-row .primary{padding:13px 22px;font-size:15px}.start-row span{font-size:12px;color:var(--muted)}#start span{color:inherit;margin-left:24px;font-size:18px}.welcome-inner .welcome-note{font-size:11px;line-height:1.8;margin-top:25px;max-width:none;color:#8eafb2}dialog{color:var(--ink);border:1px solid var(--line);background:#0c1d27;box-shadow:var(--shadow);border-radius:0 20px 20px 0;position:fixed;inset:0 auto 0 0;margin:0;width:min(480px,100vw);height:100vh;max-height:100vh;padding:28px;overflow:auto}dialog::backdrop{background:#0009;backdrop-filter:blur(3px)}.menu-head{display:flex;justify-content:space-between;align-items:flex-start}.menu-head h2{font-size:32px;font-weight:450;margin:9px 0 18px}.menu-head button{font-size:27px}.route-tabs{display:flex;gap:6px;flex-wrap:wrap}.route-tabs button{background:#152e38;font-size:13px}.route-tabs .active{background:var(--accent);color:#06261e}.menu-help{font-size:13px;color:var(--muted);margin:20px 0}#chapters h3{font-size:12px;color:var(--accent);font-weight:600;margin:22px 0 7px;text-transform:uppercase;letter-spacing:1px}#chapters button{display:flex;align-items:center;width:100%;text-align:left;border-radius:6px;gap:12px;padding:9px;font-size:13px;border-bottom:1px solid #1d343c}#chapters button span{margin-left:auto;font:11px Consolas;color:var(--muted);white-space:nowrap}#chapters button[aria-current=true]{background:#25483f;color:#b7fae8}.menu-end{border-top:1px solid var(--line);margin-top:20px;padding-top:15px;display:flex;flex-direction:column;gap:15px;align-items:flex-start;font-size:12px}#future{position:fixed;inset:0;background:radial-gradient(circle at 70% 25%,#21534e80,transparent 60%),var(--bg);padding:110px max(5vw,36px) 250px;overflow:auto}.future-copy{max-width:670px}.future-copy h2{font-size:clamp(30px,3.5vw,51px);font-weight:450;letter-spacing:-1.5px;line-height:1.12;margin:23px 0}.future-copy p{font-size:18px;line-height:1.55;color:var(--muted)}.future-badge{color:var(--amber);border:1px solid #705b3b;display:inline-block;border-radius:30px;padding:8px 14px;font-size:11px;letter-spacing:1.4px}.future-visual{position:absolute;right:6vw;top:20%;width:30vw;max-width:400px;min-width:200px;opacity:.8}.future-visual svg{width:100%;height:auto}.future-points{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px;max-width:640px}.future-points span{padding:10px 15px;border:1px solid var(--line);border-radius:8px;color:var(--muted);font-size:13px}@media(max-width:850px){.brand-sub{display:none}.welcome-inner{width:calc(100vw - 38px);margin-top:30px}.cut-grid{grid-template-columns:1fr;gap:8px}.cut{padding:14px;gap:5px}.cut strong{font-size:18px}.welcome-inner h2{font-size:43px}.welcome-inner>p{font-size:15px}.welcome-note{margin-bottom:20px}.future-visual{display:none}#topbar{gap:7px;left:8px;right:8px}.view-badge{font-size:9px;padding:9px}.brand{padding:7px 8px;gap:4px}.overlay{right:8px;bottom:8px;width:calc(100vw - 16px);padding:10px 13px}.controls{gap:1px}.controls button{padding:7px;font-size:11px}.controls .primary{min-width:90px}#subtitle{font-size:13px}h1{font-size:19px}.brand strong{font-size:13px}#future{padding-top:100px}dialog{padding:22px}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

#app{top:68px;height:calc(100% - 68px)}.ownership-line{font-size:9px;line-height:1.5;color:#88abae;border-top:1px solid #29434c66;padding-top:5px;margin-top:5px}.welcome-note a{color:#b2e9dc}.welcome-inner .welcome-note{line-height:1.75}.welcome-inner h2{margin-top:18px}.cut-grid{margin:23px 0}

/* Default reserved caption band: no content can sit behind the controls. */
#app{height:calc(100% - 68px - var(--caption-space,210px))}
#future{bottom:var(--caption-space,210px);padding-bottom:32px}
.overlay{background:rgba(12,28,38,.83);backdrop-filter:blur(10px)}
body:not(.floating-caption) #caption{left:12px!important;right:12px!important;top:auto!important;bottom:10px!important;width:auto;display:grid;grid-template-columns:minmax(0,1fr) 480px;column-gap:30px;padding:11px 18px 9px;border-radius:12px}
body:not(.floating-caption) #caption-head{grid-column:1;grid-row:1}
body:not(.floating-caption) #scene-title{grid-column:1;grid-row:2;margin:3px 0 6px;font-size:20px}
body:not(.floating-caption) #subtitle{grid-column:1;grid-row:3;min-height:0;margin:0;font-size:14px}
body:not(.floating-caption) #details{grid-column:1;grid-row:4;margin:2px 0}
body:not(.floating-caption) .scrub{grid-column:2;grid-row:1/3;align-self:end}
body:not(.floating-caption) .controls{grid-column:2;grid-row:3;align-self:start;margin-top:4px}
body:not(.floating-caption) .footer-line{grid-column:2;grid-row:4}
body:not(.floating-caption) .ownership-line{grid-column:1/-1;grid-row:5}
@media(max-width:1000px){body:not(.floating-caption) #caption{display:block;padding:8px 13px}body:not(.floating-caption) #caption-head{min-height:20px}body:not(.floating-caption) #details{margin:0}body:not(.floating-caption) .controls{margin-top:0}body:not(.floating-caption) #subtitle{font-size:12px;line-height:1.35}body:not(.floating-caption) #scene-title{font-size:16px}body:not(.floating-caption) .ownership-line{font-size:8px}body:not(.floating-caption) .scrub{margin-top:2px}}

/* Compact default dock; preserve the subtitles and full-size playback targets. */
body:not(.floating-caption) #caption{padding:7px 14px;column-gap:20px;grid-template-columns:minmax(0,1fr) 460px}
body:not(.floating-caption) #caption-head{grid-row:1;min-height:24px}
body:not(.floating-caption) #scene-title{grid-row:2;font-size:17px;margin:0 0 3px}
body:not(.floating-caption) #subtitle{grid-row:3;font-size:13px;line-height:1.35}
body:not(.floating-caption) #details{grid-row:4;font-size:11px}
body:not(.floating-caption) .scrub{grid-row:1/3;margin-top:0}
body:not(.floating-caption) .controls{grid-row:3/5;margin:0;align-self:center}
body:not(.floating-caption) .footer-line{grid-row:5;min-height:12px;margin:0}
body:not(.floating-caption) .ownership-line{grid-row:5;grid-column:1;border:0;padding:0;margin:0;font-size:9px}
#caption.collapsed #caption-head{grid-row:1}body:not(.floating-caption) #caption.collapsed #scene-title{grid-row:2}
@media(max-width:1000px){body:not(.floating-caption) #caption{display:grid;grid-template-columns:minmax(0,1fr) 390px;gap:0 10px}body:not(.floating-caption) #chapter-label{font-size:9px}body:not(.floating-caption) #scene-title{font-size:15px}body:not(.floating-caption) #subtitle{font-size:12px}}
@media(max-width:720px){body:not(.floating-caption) #caption{display:block}body:not(.floating-caption) #caption-head{float:right}body:not(.floating-caption) #chapter-label{display:none}body:not(.floating-caption) #details,body:not(.floating-caption) .ownership-line{display:none}body:not(.floating-caption) .scrub{margin-top:0}.controls{justify-content:space-between}}
/* The outline and pointer already guide attention; a label can obscure data. */
#spot-label{display:none}
.guide-controls{outline:2px solid var(--accent);outline-offset:4px;border-radius:8px}
dialog.guided-menu{z-index:35;top:70px;bottom:var(--caption-space,170px);height:auto;max-height:calc(100vh - 70px - var(--caption-space,170px));border-radius:12px}
#open-kura{font-size:12px;box-shadow:none;white-space:nowrap}
@media(max-width:720px){#topbar{gap:6px;left:8px;right:8px}.brand-sub,#view-badge{display:none}#open-kura{margin-left:auto;white-space:normal;font-size:10px;padding:5px;max-width:135px}}
@media(prefers-reduced-motion:reduce){#spotlight{transition:none}}

#roadmap{inset:5vh auto auto 50%;transform:translateX(-50%);width:min(860px,94vw);height:auto;max-height:90vh;border-radius:18px;padding:28px}
#roadmap .menu-head{position:sticky;top:-28px;background:#0c1d27;z-index:1;padding-top:12px}
#roadmap>p{color:var(--muted);line-height:1.6}
#roadmap-items details{border-top:1px solid var(--line);padding:16px 0}
#roadmap-items summary{cursor:pointer;font-size:18px;line-height:1.5}
#roadmap-items small{display:block;margin-left:20px;color:var(--accent);font-size:11px}
#roadmap-items p,#roadmap-items ul{font-size:15px;line-height:1.65;color:var(--muted);margin-left:20px}
#roadmap-open{border:1px solid var(--line);font-weight:600}
#view-badge{letter-spacing:0;font-size:10px;max-width:330px}
.public-label{color:var(--accent)!important;font-size:13px!important;max-width:none!important}