:root{color-scheme:dark;--bg:#111c29;--panel:#192735;--line:#32404a;--cream:#f1e8d4;--muted:#a4b1b9;--gold:#eac174;--green:#a8c9aa;font-family:Arial,Helvetica,sans-serif;color:var(--cream);background:var(--bg);font-synthesis:none}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input{touch-action:manipulation}button{cursor:pointer}button{color:inherit;background:none;border:0}button:disabled{cursor:default}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--gold);outline-offset:5px}img{max-width:100%;display:block}.skip{position:fixed;top:-100px;left:20px;z-index:10;background:var(--gold);color:var(--bg);padding:16px}.skip:focus{top:10px}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-weight:500}main{max-width:1240px;margin:auto;padding:0 56px;min-height:75vh}main:focus{outline:0}.topbar{height:102px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:25px;padding:0 4.5%}.brand{display:flex;align-items:center;gap:18px}.logo{font-weight:900;font-style:italic;letter-spacing:-4px;font-size:41px;color:#e8bf73}.logo>span{font-size:22px;letter-spacing:-1px;margin-left:5px;color:var(--cream)}.brand-caption{max-width:95px;font-size:9px;line-height:1.6;letter-spacing:1.7px;color:var(--muted)}nav{display:flex;height:100%;align-items:center;gap:30px}nav>a{font-size:13px;color:var(--muted);height:100%;display:flex;align-items:center;position:relative;gap:8px}nav>a.active{color:var(--cream)}nav>a.active:after{content:'';height:2px;background:var(--gold);position:absolute;bottom:0;left:0;right:0}#saved-count{font-size:10px;border:1px solid var(--line);border-radius:50%;width:19px;height:19px;text-align:center;line-height:17px}.version{font-size:9px;letter-spacing:1.2px;color:var(--muted);white-space:nowrap}.version i,.screen-light{display:inline-block;background:#b7cf9b;width:6px;height:6px;border-radius:50%;margin-right:7px}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--gold);line-height:1.5;margin-bottom:23px}.welcome{position:relative;display:grid;grid-template-columns:1.25fr 1fr;min-height:494px;align-items:center;overflow:hidden}.welcome-copy{padding:50px 0;position:relative;z-index:2}.welcome h1{font-family:Georgia,serif;font-size:clamp(55px,6.8vw,88px);line-height:1.03;letter-spacing:-4px;margin-bottom:26px}.welcome h1 span{color:var(--gold)}.intro{line-height:1.8;font-size:15px;color:#c0c8cb;margin-bottom:28px}.button{display:inline-flex;justify-content:center;align-items:center;gap:22px;padding:15px 20px;border-radius:4px;line-height:1.4;font-size:12px;font-weight:600;transition:background .15s,transform .15s}.button:hover{transform:translateY(-2px)}.button.primary{background:var(--gold);color:#17212b;border:1px solid var(--gold)}.button.primary:hover{background:#f4d295}.button.secondary{border:1px solid #52616b;color:var(--cream)}.button.secondary:hover{background:#233542}.button.selected{background:#354e43;color:#d4e9d0}.button.small{padding:10px 13px;font-size:11px}.button>span{font-size:20px;font-weight:400}.quiet{font-size:11px;line-height:1.8;color:var(--muted)}.welcome .quiet{margin:16px 0 0;letter-spacing:3px}.adi-portrait{width:270px;height:330px;margin:36px auto 0;position:relative;transform:rotate(4deg);z-index:1;border:1px solid #62686a;padding:10px;background:#28343e;box-shadow:20px 20px 0 #0d1721}.adi-portrait>img{width:100%;height:100%;object-fit:cover;object-position:50% 45%;image-rendering:auto}.portrait-label{position:absolute;bottom:-13px;left:24px;right:24px;text-align:center;background:var(--gold);color:#17212b;transform:rotate(-4deg);padding:10px 0;letter-spacing:1.1px;font-size:8px}.hero-number{position:absolute;right:-5px;bottom:20px;font-size:250px;font-weight:700;color:#20303d;line-height:1;letter-spacing:-30px;z-index:0}.orbit{position:absolute;width:370px;height:370px;border:1px solid #344553;border-radius:50%;z-index:-1;left:-45px;top:-20px}.orbit-two{width:425px;height:425px;left:-73px;top:-46px;border-style:dashed;opacity:.4}.destinations{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:14px}.destination{border:1px solid var(--line);background:var(--panel);display:flex;min-height:204px;border-radius:5px;overflow:hidden;transition:border-color .15s}.destination>img{width:120px;object-fit:cover;opacity:.85}.destination>div{padding:26px 22px;flex:1}.destination .eyebrow{font-size:8px;letter-spacing:1.6px;margin-bottom:13px}.destination h2{font-size:22px;margin-bottom:12px;letter-spacing:-.5px}.destination h2 span{float:right;color:var(--gold)}.destination p:not(.eyebrow){font-size:12px;line-height:1.8;color:var(--muted);margin-bottom:15px}.tag{display:inline-block;font-size:9px;letter-spacing:.4px;color:#c3dcbe;background:#283f35;padding:6px 9px;border-radius:3px}.tag.muted{color:#b3bdc4;background:#2d3741}.science-card:hover{border-color:var(--gold)}.development-note{text-align:center;color:#899aa6;font-size:10px;line-height:1.8;margin:24px 0 45px}footer{border-top:1px solid var(--line);display:flex;gap:20px;justify-content:space-between;padding:25px 4.5%;font-size:10px;line-height:1.5;color:#92a2ac}footer button{font-size:10px;color:var(--gold);padding:0}footer button:hover{text-decoration:underline}.loading{padding:100px 0;color:var(--muted)}.station-heading{display:grid;grid-template-columns:1fr 1fr;gap:35px;align-items:center;padding:52px 0 42px}.station-heading h1{font-family:Georgia,serif;font-size:47px;line-height:1.1;letter-spacing:-1.8px;margin-bottom:18px}.station-heading p:not(.eyebrow){font-size:13px;line-height:1.8;color:var(--muted)}.station-screen{position:relative;max-width:450px}.station-screen>img{border-radius:4px}.station-screen>div{position:absolute;left:29%;top:15%;width:64%;height:51%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.station-screen small{font-size:7px;letter-spacing:2px;color:var(--gold);margin:9px 0 12px}.station-screen strong{font-family:Georgia,serif;font-size:clamp(16px,2vw,27px);font-weight:400;line-height:1.2}.station-screen div>span:last-child{font-size:6px;letter-spacing:1.1px;color:var(--muted);margin-top:14px}.screen-light{margin:0}.library{border-top:1px solid var(--line);padding-top:35px}.library-heading{display:flex;align-items:center;justify-content:space-between;gap:20px}.library .eyebrow{font-size:9px;margin-bottom:12px}.library h2{font-family:Georgia,serif;font-size:29px;letter-spacing:-.7px;margin-bottom:26px}.levels{display:flex;border:1px solid var(--line);padding:5px;border-radius:6px;gap:4px}.levels button{min-width:47px;height:42px;color:var(--muted);border-radius:3px;font-size:18px}.levels sup{font-size:10px}.levels button.active{background:var(--gold);color:var(--bg)}.levels button:hover:not(.active){background:#293a47}.filters{display:flex;justify-content:space-between;align-items:center;gap:20px}.subjects{display:flex;gap:5px;flex-wrap:wrap}.subjects button{font-size:11px;padding:9px 13px;border:1px solid transparent;border-radius:20px;color:var(--muted)}.subjects button.active{background:#263743;color:var(--cream);border-color:#405361}.subjects button:hover{color:var(--cream)}.search{display:flex;gap:9px;align-items:center;border:1px solid var(--line);border-radius:4px;padding:11px 13px;color:var(--muted)}.search input{border:0;background:none;color:var(--cream);width:190px;min-width:0;font-size:11px;outline-offset:9px}.search input::placeholder{color:#91a0aa}.search>span{font-size:22px;line-height:12px}.result-count{color:var(--muted);font-size:10px;margin:21px 0 17px}.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.course-card{border:1px solid var(--line);border-radius:4px;background:#172532;padding:22px;display:flex;flex-direction:column;min-height:186px;transition:border-color .15s,background .15s}.course-card:hover{border-color:#ad915f;background:#1e2d3a}.course-top{display:flex;justify-content:space-between;align-items:center;font-size:9px;color:var(--muted)}.subject{letter-spacing:1px;color:#b4d2ac}.subject-2{color:#b7b8e1}.subject-3{color:#e6bd85}.course-card h3{font-family:Georgia,serif;font-size:20px;line-height:1.35;margin:22px 0;max-width:250px}.course-bottom{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:10px;color:var(--muted);line-height:1.5}.course-bottom b{font-weight:400;font-size:20px;color:var(--gold)}.dictionary-banner{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);margin:38px 0 0;padding:30px 0 42px;gap:20px}.dictionary-banner .eyebrow{font-size:8px;margin-bottom:9px}.dictionary-banner h2{font-family:Georgia,serif;font-size:23px;margin:0}.empty{grid-column:1/-1;text-align:center;padding:65px 25px;border:1px dashed var(--line);border-radius:6px}.empty h3,.empty h2{font-family:Georgia,serif;font-size:25px}.empty p{font-size:13px;line-height:1.7;color:var(--muted)}.empty-symbol{display:block;font-size:55px;color:var(--gold);margin-bottom:25px}.notebook{padding:55px 0}.notebook>h1{font-family:Georgia,serif;font-size:60px;letter-spacing:-2px;margin-bottom:15px}.notebook>p:not(.eyebrow){font-size:13px;color:var(--muted);margin-bottom:35px}.notebook>.quiet{margin-top:20px}.reader{padding:28px 0 50px}.reader-toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-bottom:25px;border-bottom:1px solid var(--line);font-size:11px;color:var(--muted)}.back-link{font-size:12px;color:var(--gold)}.back-link:hover{text-decoration:underline}.separator{margin:0 8px;color:#566c7c}.reader-layout{display:grid;grid-template-columns:235px minmax(0,1fr);gap:35px;margin-top:32px}.reader-aside{align-self:start;position:sticky;top:25px}.reader-aside .eyebrow{font-size:9px;margin-bottom:15px}.reader-aside h1{font-family:Georgia,serif;font-size:31px;line-height:1.18;letter-spacing:-.5px}.reader-aside>p:not(.eyebrow){font-size:12px;line-height:1.7;color:var(--muted)}.read-toggle{border:1px solid #53635b;padding:12px;text-align:left;display:block;border-radius:4px;font-size:11px;color:var(--green);margin-top:28px}.text-button{display:block;margin-top:22px;font-size:11px;text-align:left;padding:0;color:var(--gold)}.reader-aside .source-note{font-size:10px!important;border-top:1px solid var(--line);margin-top:28px;padding-top:18px}.paper{background:#f0ebdc;color:#23312f;border-radius:4px;padding:35px 42px;box-shadow:0 4px 20px #0002;min-width:0}.course-body{font-family:Georgia,serif;font-size:17px;line-height:1.8;overflow-wrap:anywhere}.course-body p{margin:0 0 12px}.course-body p:empty{display:none}.course-body table{max-width:100%;border-collapse:collapse}.course-body td,.course-body th{padding:7px;border:1px solid #b7bbac}.course-body a{color:#31675c;text-decoration:underline;text-underline-offset:3px}.course-body a:hover{color:#113d33}.course-body [id]{scroll-margin-top:25px}.original-link-icon{display:inline-block;margin:0 4px;padding:0 6px;background:#d5dec8;border-radius:3px;font-family:Arial,sans-serif;font-size:15px}.paper .eyebrow,.complement-back{color:#586749}.complement-back{margin-bottom:20px;padding:0}.course-body a:focus-visible{outline-color:#315b4e}.toast{position:fixed;left:50%;bottom:25px;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:#e9c47d;color:#18232b;padding:15px 22px;border-radius:5px;max-width:90vw;font-size:13px;box-shadow:0 6px 30px #0006;transition:opacity .2s,transform .2s;z-index:20}.toast.visible{opacity:1;transform:translate(-50%,0)}dialog{background:#1a2a38;color:var(--cream);border:1px solid #566370;border-radius:8px;padding:28px;max-width:600px;width:calc(100% - 35px);max-height:85vh;box-shadow:0 20px 100px #0009}dialog::backdrop{background:#030a13bd;backdrop-filter:blur(4px)}.dialog-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:25px;border-bottom:1px solid var(--line);margin-bottom:22px}.dialog-heading h2{font-family:Georgia,serif;font-size:26px}.dialog-heading button{font-size:28px;line-height:1;padding:0 4px}.dialog-heading button:hover{color:var(--gold)}#dialog-content>p{font-size:14px;line-height:1.8;color:#c3ced4}.dictionary-search input{width:100%;font-size:14px}.dictionary-search{margin-bottom:18px}.definition{border-bottom:1px solid var(--line);padding:18px 0}.definition h3{color:var(--gold);font-size:11px;letter-spacing:1.2px}.definition p{font-family:Georgia,serif;font-size:15px;line-height:1.8;margin-bottom:0}
@media(min-width:1500px){main{max-width:1300px}.welcome{min-height:540px}}
@media(max-width:1000px){.brand-caption,.version{display:none}main{padding:0 30px}.destination>img{width:85px}.destination>div{padding:22px 16px}.destination h2{font-size:20px}.course-grid{grid-template-columns:repeat(2,1fr)}.reader-layout{grid-template-columns:190px minmax(0,1fr);gap:23px}.paper{padding:25px}.reader-aside h1{font-size:26px}.station-heading h1{font-size:38px}footer>span:nth-child(2){display:none}}
@media(max-width:650px){main{padding:0 20px}.topbar{height:78px;padding:0 20px;gap:10px}.logo{font-size:33px}nav{gap:16px}nav>a{font-size:11px}#saved-count{display:none}.welcome{min-height:0;grid-template-columns:1fr;padding:0 0 25px}.welcome-copy{padding:40px 0 25px}.welcome h1{font-size:64px}.eyebrow{font-size:9px}.intro{font-size:13px}.adi-portrait{position:absolute;right:-37px;top:70px;width:130px;height:190px;opacity:.32;z-index:0;transform:rotate(7deg)}.hero-number{font-size:175px;right:20px;bottom:35px}.portrait-label,.orbit{display:none}.welcome-copy{max-width:100%}.welcome .button{font-size:11px;padding:14px}.destinations{grid-template-columns:1fr;gap:15px;margin-top:0}.destination{min-height:190px}.destination>img{width:115px}.destination>div{padding:23px 18px}.development-note{text-align:left;font-size:10px}.station-heading{grid-template-columns:1fr;padding:35px 0 25px;gap:10px}.station-heading h1{font-size:39px}.station-screen{max-width:320px;justify-self:center}.station-screen strong{font-size:22px}.library{padding-top:25px}.library-heading{align-items:flex-start;flex-direction:column;gap:0}.library h2{font-size:25px;margin-bottom:18px}.levels{margin-bottom:20px}.levels button{width:57px}.filters{align-items:stretch;flex-direction:column;gap:15px}.subjects{gap:0}.subjects button{font-size:10px;padding:9px 12px}.search input{width:100%;font-size:13px}.course-grid{grid-template-columns:1fr}.course-card{min-height:165px}.course-card h3{max-width:none}.dictionary-banner{align-items:flex-start;flex-direction:column}.dictionary-banner h2{font-size:23px}.reader-toolbar{flex-wrap:wrap;gap:15px}.reader-toolbar>span{font-size:10px;order:3;width:100%}.reader-layout{display:block;margin-top:25px}.reader-aside{position:static;margin-bottom:25px}.reader-aside h1{font-size:30px;margin-bottom:12px}.reader-aside .source-note{font-size:10px}.reader-aside .read-toggle{display:inline-block;margin:8px 0 0}.reader-aside .text-button{display:inline-block;margin-left:15px}.paper{padding:22px 20px}.course-body{font-size:16px}.notebook{padding:38px 0}.notebook>h1{font-size:48px}footer{font-size:9px;padding:22px 20px;gap:15px}footer button{font-size:9px}.empty{padding:40px 15px}.toast{width:90vw}dialog{padding:22px}.dialog-heading h2{font-size:23px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

.original-scene{max-width:1000px;margin:24px auto 50px;padding:0 20px}
.scene-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:20px}
.scene-heading h1{font-size:clamp(18px,3vw,30px);margin:0;text-align:center}
.scene-frame{position:relative;width:100%;max-width:960px;margin:auto;background:#000;aspect-ratio:4/3;box-shadow:0 12px 50px #0008;overflow:hidden}
.scene-frame>img{display:block;width:100%;height:100%;object-fit:contain}
.scene-hotspot{position:absolute;border:2px solid transparent;border-radius:24px;display:flex;align-items:center;justify-content:center;text-decoration:none}
.scene-hotspot span{background:#081525ed;color:#fff;border:1px solid #a9d7d8;padding:8px 12px;border-radius:8px;opacity:0;text-align:center;font-size:14px}
.scene-hotspot:hover,.scene-hotspot:focus-visible{border-color:#bef4eb;background:#c7fff211;outline:none}
.scene-hotspot:hover span,.scene-hotspot:focus-visible span{opacity:1}
.scene-links{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin:22px 0}
@media(max-width:550px){.scene-heading{flex-wrap:wrap}.scene-heading h1{order:-1;width:100%}.scene-hotspot span{font-size:11px;padding:4px}}
.greenhouse-toolbar{display:flex;gap:20px;align-items:center;flex-wrap:wrap;margin:20px 0}.greenhouse-toolbar label,.greenhouse-controls label{display:flex;gap:8px;align-items:center}.greenhouse-controls{display:flex;flex-wrap:wrap;gap:16px;margin:24px 0;align-items:end}.greenhouse-controls label{flex-direction:column;align-items:stretch;flex:1 1 170px}#greenhouse select{padding:10px;background:#12292e;color:#fff;border:1px solid #67969b;border-radius:8px;max-width:100%}.greenhouse-frame .scene-hotspot{padding:0;background:transparent;cursor:pointer;border-radius:5px}.greenhouse-frame .scene-hotspot[aria-pressed=true]{border-color:#b8eee0;box-shadow:0 0 6px #b8eee0}.greenhouse-frame .scene-hotspot span{position:absolute;bottom:100%;white-space:nowrap;pointer-events:none}.greenhouse-frame .scene-hotspot:hover,.greenhouse-frame .scene-hotspot:focus-visible{z-index:2}#greenhouse-result{padding:16px;background:#12292e;border-left:3px solid #b8eee0}#greenhouse summary{cursor:pointer;padding:12px 0}
.scene-frame>img.greenhouse-layer{position:absolute;object-fit:fill;pointer-events:none}.greenhouse-frame .scene-hotspot{z-index:10}.greenhouse-frame .scene-hotspot:hover,.greenhouse-frame .scene-hotspot:focus-visible{z-index:11}
.simulation-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-bottom:36px}.simulation-card{border:1px solid #31545d;border-radius:12px;overflow:hidden;background:#12292e;text-decoration:none}.simulation-card img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}.simulation-card h3{padding:0 18px;font-size:18px}.simulation-frame{isolation:isolate}.simulation-layers{position:absolute;inset:0;pointer-events:none}.simulation-frame .scene-hotspot{background:transparent;cursor:pointer}.simulation-observations{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:0 20px}#simulation select{padding:10px;background:#12292e;color:#fff;border:1px solid #67969b;border-radius:8px;max-width:100%}#simulation summary{cursor:pointer;padding:14px 0}
.encyclopedia-image,.encyclopedia-video{display:block;max-width:100%;max-height:65vh;margin:auto}.encyclopedia-card{color:inherit;text-align:left;cursor:pointer;padding:0;font:inherit}.encyclopedia-card span{display:block;padding:0 18px 18px;color:#a5c6c7}#encyclopedia select{padding:10px;background:#12292e;color:#fff;border:1px solid #67969b;border-radius:8px}#info-dialog:has(.encyclopedia-video),#info-dialog:has(.encyclopedia-image){width:min(850px,92vw)}
.room-frame{overflow:hidden}.room-toolbar-edge{position:absolute;bottom:0;left:0;right:0;height:7%;z-index:2}.room-toolbar{position:absolute;bottom:0;left:0;right:0;height:12.5%;gap:0;align-items:stretch;display:grid;grid-template-columns:repeat(8,1fr);z-index:3;transform:translateY(105%);transition:transform .16s ease}.room-toolbar-edge:hover+.room-toolbar,.room-toolbar:hover,.room-toolbar:focus-within,.toolbar-pinned .room-toolbar{transform:translateY(0)}.room-toolbar button{padding:0;border:0;background:#073b49;position:relative;cursor:pointer;min-width:0}.room-toolbar img{display:block;width:100%;aspect-ratio:4/3}.room-toolbar button span{position:absolute;bottom:100%;left:50%;transform:translateX(-50%);padding:5px;background:#081525;color:white;white-space:nowrap;font-size:12px;opacity:0;pointer-events:none}.room-toolbar button:hover span,.room-toolbar button:focus-visible span{opacity:1}.room-toolbar button:focus-visible{outline:3px solid #fff;outline-offset:-3px}.room-toolbar button[aria-pressed=true]{outline:3px solid #f4c568;outline-offset:-3px}@media(hover:none){.room-toolbar{transform:translateY(0)}}@media(prefers-reduced-motion:reduce){.room-toolbar{transition:none}}
.sokoban-board{display:block;width:100%;max-width:936px;height:auto;background:#000;image-rendering:pixelated;margin:24px auto;border:2px solid #31545d}.sokoban-board:focus{outline:3px solid #e8bf73;outline-offset:3px}.sokoban-pad{display:flex;justify-content:center;gap:10px}.sokoban-pad button{background:#17333d;border:1px solid #73939b;border-radius:8px;width:54px;height:48px;font-size:26px}#sokoban select{padding:10px;background:#12292e;color:white}#soko-counters,#soko-status{text-align:center;margin-top:18px}#games h2,.encyclopedia-card h2{font-size:18px;padding:15px 12px 0}.encyclopedia-card>p{padding:0 12px}
[hidden]{display:none!important}
.scene-frame>img.room-layer{position:absolute;object-fit:fill;pointer-events:none}.room-animation{z-index:1}.room-actor{z-index:2}.room-objects{position:absolute;inset:0;z-index:3;pointer-events:none}.room-object{position:absolute;pointer-events:auto;padding:0;border:0;background:transparent;border-radius:12px}.room-object:hover,.room-object:focus-visible,.room-outlines .room-object{outline:2px solid #ffdf88;outline-offset:-2px;background:#ffe3a512}.room-frame .room-toolbar-edge{z-index:4}.room-frame .room-toolbar{z-index:5}.room-controls{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:12px 0}.room-controls label{font-size:13px}

/* Each game instance owns its canvas, audio and filesystem inside an iframe. */
.wgob3-page { max-width: 1020px; margin: auto; }
.wgob3-frame { display: block; width: 100%; height: min(87vw, 865px); min-height: 380px; border: 0; border-radius: 12px; background: #101819; }
.wgob3-credits { margin: 22px 0; color: var(--muted, #596d61); }
.wgob3-credits summary { cursor: pointer; }
.games-group { margin: 32px 0 48px; }
.games-group>h2 { font-size: 26px; }
.games-group .encyclopedia-card h3 { font-size: 18px; padding: 15px 12px 0; }