@font-face{font-family:Space;src:url('assets/SpaceGrotesk.ttf');font-display:swap}
:root,:host{color-scheme:dark;font-family:Inter,Arial,sans-serif;background:#081b2b;color:#f0f5f6;--muted:#c5d6df;--gold:#ead4a9}
*{box-sizing:border-box}.cell-study{margin:0;overflow:hidden;height:100dvh;touch-action:none}button,a,input{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--gold);outline-offset:5px}button{border:0;background:none}a{color:inherit;text-decoration:none}
#cell-canvas{position:fixed;inset:0;width:100%;height:100%;display:block}.shade{position:fixed;inset:0;pointer-events:none;background:linear-gradient(90deg,rgba(3,12,22,.65),transparent 62%),linear-gradient(0deg,rgba(3,12,22,.88),transparent 30%,transparent 87%,rgba(3,12,22,.5))}
header{position:fixed;left:3.2vw;right:3.2vw;top:25px;display:flex;align-items:center;gap:20px;font-size:12px;letter-spacing:.06em}.return{display:flex;gap:12px;align-items:center}.edition{margin-left:auto;color:var(--muted);font-size:10px;letter-spacing:.2em}#fullscreen{font-size:25px}
main{position:fixed;left:5.4vw;top:24%;max-width:360px;text-shadow:0 2px 25px #06172570}.eyebrow{font-size:10px;letter-spacing:.27em;font-weight:600;color:var(--gold);margin:0 0 21px}h1{font-family:Space,Arial,sans-serif;font-size:clamp(39px,5.2vw,80px);font-weight:400;line-height:1.02;letter-spacing:-.055em;margin:0 0 24px}p.description{font-size:14px;line-height:1.7;color:#dce8ef;max-width:290px;margin:0 0 26px}.route-picker{display:flex;flex-wrap:wrap;gap:9px;max-width:320px}.route-picker button{border:1px solid #dce8ef55;border-radius:30px;padding:10px 14px;font-size:11px;background:#07202d55;backdrop-filter:blur(10px)}.route-picker button[aria-pressed=true]{border-color:#f4dec8;background:#ead4a91a;color:#fff0d7}
#technical{position:fixed;right:3.5vw;top:85px;font-size:10px;color:#e6f1f6;letter-spacing:.06em;max-width:260px;text-align:right;opacity:0;transition:opacity .3s}#technical.visible{opacity:1}footer{position:fixed;bottom:26px;left:5.4vw;right:5.4vw}.transport{display:flex;gap:25px;align-items:center;margin-bottom:27px}.transport button{font-size:12px;padding:8px 0}#play{color:var(--gold);min-width:110px;text-align:left}#hint{font-size:9px;letter-spacing:.16em;color:var(--muted)}#hide-ui{margin-left:auto;color:var(--muted)}#chapters{display:flex;justify-content:space-between;gap:8px;margin-bottom:12px}#chapters button{font-size:10px;color:#c0d1da;letter-spacing:.04em;padding:8px 0;position:relative;text-align:left}#chapters button[aria-current=step]{color:#fff0d5}#chapters button[aria-current=step]::before{content:'';position:absolute;left:0;bottom:0;width:22px;height:1px;background:var(--gold)}input[type=range]{width:100%;height:14px;accent-color:var(--gold);cursor:ew-resize;margin:0;background:transparent}input[type=range]::-webkit-slider-runnable-track{height:2px;background:#dbe7ed66}input[type=range]::-webkit-slider-thumb{margin-top:-6px}.footnote{display:flex;gap:16px;align-items:center;margin-top:14px;font-size:9px;letter-spacing:.1em;color:var(--muted)}.footnote button{font-size:10px;color:#dce8ef;margin-left:auto;padding:4px}.footnote>span:last-child{font-size:8px;letter-spacing:.15em}
dialog{max-width:650px;width:calc(100% - 32px);max-height:85dvh;overflow:auto;background:#0c1e2af5;color:#e6edf2;border:1px solid #7c9daf66;padding:36px;border-radius:10px;line-height:1.7;font-size:14px}dialog::backdrop{background:#010a12aa;backdrop-filter:blur(12px)}dialog h2{font-size:38px;font-weight:400;letter-spacing:-.04em;line-height:1.15}dialog a{color:var(--gold);text-decoration:underline}#close-details{position:absolute;right:16px;top:10px;font-size:28px}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0)}#show-ui{position:fixed;right:24px;bottom:24px;border:1px solid #ffffff55;border-radius:24px;background:#081b2b99;padding:10px 18px;font-size:11px}.clean header,.clean main,.clean footer,.clean .shade{opacity:0;pointer-events:none}.clean #show-ui{display:block}header,main,footer,.shade{transition:opacity .4s}
@media(max-width:760px){header{top:16px;left:22px;right:18px}.edition{display:none}#fullscreen{margin-left:auto}main{left:25px;top:16%;max-width:260px}h1{font-size:46px;max-width:240px}p.description{font-size:12px;max-width:230px}.eyebrow{font-size:9px;margin-bottom:15px}.route-picker{gap:7px}.route-picker button{font-size:10px;padding:8px 11px}footer{left:25px;right:25px;bottom:max(20px,env(safe-area-inset-bottom))}.transport{gap:8px;margin-bottom:16px}#hint{font-size:8px;max-width:135px;line-height:1.7}#chapters button{font-size:9px;max-width:72px}.footnote>span:last-child{display:none}#technical{top:66px;right:20px}.shade{background:linear-gradient(90deg,#03101e88,transparent 100%),linear-gradient(0deg,#03101ee8,transparent 40%)}.cell-study.clean #show-ui{opacity:.8}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}


:host{display:block;width:100%;height:100%;position:relative}.cell-study{width:100%;height:100dvh}
.media-pending main{opacity:0;pointer-events:none}
#return-scale{display:block;margin-top:18px;padding:0;font-size:11px;color:var(--gold);text-align:left;border-bottom:1px solid #ead4a955;padding-bottom:5px}
#representation{position:fixed;top:89px;right:3.5vw;max-width:380px;text-align:right;font-size:9px;line-height:1.7;letter-spacing:.13em;color:#dce8ef;text-shadow:0 1px 12px #021020}
#representation[hidden]{display:none}.clean #representation{opacity:0;pointer-events:none}
#chapters{overflow-x:auto;scrollbar-width:thin;scrollbar-color:#ead4a966 transparent}#chapters button{flex:0 0 auto;white-space:nowrap}
@media(max-width:760px){#chapters{gap:21px;justify-content:flex-start}#chapters button{max-width:none}#representation{top:70px;max-width:240px;font-size:8px}#return-scale{font-size:10px;margin-top:13px}}