:root{--background:#faf9f6;--foreground:#242620;--card:#fff;--primary:#263343;--on-primary:#fff;--muted:#60665f;--border:#d9dbd4;--soft:#f0efeb;--mars:#a8563d;--font-mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;--font-sans:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Noto Sans KR","Segoe UI",sans-serif}
:root[data-theme=dark]{--background:#111722;--foreground:#e9eef5;--card:#1b2432;--primary:#526e97;--on-primary:#fff;--muted:#adbccc;--border:#354358;--soft:#253044;--mars:#e5a18b}
*{box-sizing:border-box}body{margin:0;background:var(--background);color:var(--foreground);font-family:var(--font-sans);font-size:16px;line-height:1.65}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button,a{touch-action:manipulation}button:focus-visible,a:focus-visible,.cards:focus-visible{outline:3px solid var(--mars);outline-offset:5px}button:disabled{cursor:default;opacity:.65}.top,main,footer{max-width:1440px;margin:auto}.top{padding:27px 48px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);gap:24px}.brand{display:inline-flex;flex-direction:column;color:var(--foreground);width:max-content}.brand-word{position:relative;font-family:var(--font-mono);font-size:42px;font-weight:800;letter-spacing:-.08em;line-height:1.1;padding-right:19px}.brand-word i{position:absolute;width:15px;height:15px;border:2px solid var(--mars);border-radius:50%;top:1px;right:0;transform:rotate(-28deg)}.brand-word i:after{content:"";position:absolute;inset:4px -7px;border:1px solid var(--mars);border-radius:50%}.brand small{font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;margin-top:6px}nav{display:flex;gap:28px;align-items:center;font-size:15px}.theme-toggle{border:1px solid var(--border);background:var(--card);color:var(--foreground);border-radius:50%;width:42px;height:42px;font-size:22px;display:grid;place-items:center}main{padding:0 48px}.scenarios{padding-top:32px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:25px}h1,h2,h3,p{margin-top:0}.section-head h1{font-size:28px;letter-spacing:-.04em;margin:0}.section-code{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;color:var(--muted);margin:0 0 4px}.view-switch{display:flex;gap:4px;padding:4px;border:1px solid var(--border);border-radius:7px}.view-switch button{background:transparent;color:var(--muted);border:0;border-radius:4px;font-size:14px;padding:9px 14px}.view-switch button[aria-pressed=true]{background:var(--primary);color:var(--on-primary)}.carousel-shell{margin-right:-20px}.cards{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;touch-action:pan-y;cursor:grab;padding-right:20px}.cards::-webkit-scrollbar{display:none}.cards.dragging{cursor:grabbing;scroll-snap-type:none;user-select:none}.cards>.featured{flex:0 0 100%;min-width:0;scroll-snap-align:start}.featured,.scene-intro{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--border);border-radius:12px;background:var(--card);overflow:hidden}.case{position:relative;isolation:isolate;overflow:hidden;padding:32px;min-height:560px;display:flex;flex-direction:column;background:var(--background);border-right:1px solid var(--border)}.case-top{display:flex;align-items:center;justify-content:space-between;gap:12px;position:relative;z-index:3}.episode{font-family:var(--font-mono);font-weight:700;letter-spacing:-.065em;font-size:19px}.badge{font-size:13px;border:1px solid var(--border);border-radius:30px;padding:4px 11px;color:var(--muted);background:var(--background)}.room{font-size:clamp(80px,10vw,145px);font-family:var(--font-mono);font-weight:800;line-height:1;letter-spacing:-.075em;position:relative;z-index:2;margin-top:auto;margin-bottom:24px;width:max-content;max-width:100%}.room span{display:block;font-size:18px;font-weight:400;letter-spacing:.14em;line-height:1.6;margin-top:16px}.room.long-title{font-family:var(--font-sans);font-size:clamp(48px,5.5vw,80px);letter-spacing:-.07em;line-height:1.2}.room.long-title span{font-family:var(--font-mono)}.call{font-size:15px;color:var(--muted);position:relative;z-index:2;margin:0 0 22px;max-width:100%}.case-bottom{border-top:1px solid var(--border);padding-top:17px;font-size:13px;color:var(--muted);position:relative;z-index:2}.scene-art{position:absolute;width:90%;height:69%;object-fit:contain;object-position:right center;right:-7%;top:13%;z-index:0;pointer-events:none}.case-1 .room{margin-top:165px;margin-bottom:auto;text-shadow:0 2px 0 var(--background),2px 0 var(--background),-2px 0 var(--background)}.case-1 .room span{font-size:16px;letter-spacing:.1em}.case-info{padding:35px 38px;display:flex;flex-direction:column}.eyebrow{font-size:14px;color:var(--mars);font-weight:650;margin-bottom:17px}.case-info h2,.brief h1{font-size:32px;line-height:1.4;letter-spacing:-.045em;margin-bottom:18px}.description,.lead{font-size:16px;color:var(--muted);line-height:1.85;margin-bottom:20px}.case-info ul{padding:0;list-style:none;margin:0 0 25px}.case-info li{border-top:1px solid var(--border);padding:11px 0}.case-info li b{display:block;font-size:16px;margin-bottom:3px}.case-info li span{display:block;font-size:14px;color:var(--muted)}.start{display:flex;justify-content:space-between;gap:20px;align-items:center;background:var(--primary);color:var(--on-primary);border:0;border-radius:5px;padding:15px 20px;font-weight:700;font-size:17px}.start:hover{filter:brightness(1.13)}.case-info .start{margin-top:auto}.small{font-size:13px;color:var(--muted);margin:10px 0 0}.carousel-controls{display:flex;justify-content:space-between;align-items:center;padding:20px 0 24px;font-size:14px;color:var(--muted)}.carousel-controls>div{display:flex;gap:20px;align-items:center}.carousel-controls button{border:1px solid var(--border);border-radius:50%;background:var(--card);color:var(--foreground);width:40px;height:40px}.carousel-controls button:disabled{opacity:.3}.context{font-size:13px;color:var(--muted);margin:12px 0 35px}footer{border-top:1px solid var(--border);padding:25px 48px;display:flex;gap:30px;align-items:center}footer .brand-word{font-size:28px}footer .brand small{display:none}footer p{font-size:13px;color:var(--muted);margin:0}.cards.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));overflow:visible;padding-right:0;cursor:auto}.cards.grid>.featured{display:flex;flex-direction:column}.cards.grid .case{min-height:310px;padding:23px;border-right:0;border-bottom:1px solid var(--border)}.cards.grid .room{font-size:76px;margin-top:auto;margin-bottom:25px}.cards.grid .room.long-title{font-size:42px}.cards.grid .room span{font-size:13px;letter-spacing:.09em}.cards.grid .case-1 .room{margin-top:64px;margin-bottom:auto}.cards.grid .scene-art{width:96%;height:70%;right:-10%;top:12%}.cards.grid .case-bottom{display:none}.cards.grid .call{font-size:13px;margin-bottom:0}.cards.grid .episode{font-size:16px}.cards.grid .badge{font-size:12px}.cards.grid .case-info{padding:24px;flex:1}.cards.grid .case-info h2{font-size:24px}.cards.grid .case-info ul,.cards.grid .case-info .eyebrow{display:none}.cards.grid .description{font-size:15px}.cards.grid .start{font-size:15px}.scenario-detail{padding-top:24px}.back-link{display:inline-block;color:var(--muted);font-size:14px;margin-bottom:22px}.scene-intro .case{min-height:460px}.scene-intro .case-1 .room{margin-top:135px}.brief{padding:38px;display:flex;flex-direction:column;justify-content:center}.brief h1{font-size:36px}.launch{font-size:23px;margin-top:8px;padding:18px 22px}.launch small{display:block;font-family:var(--font-mono);font-weight:700;letter-spacing:-.065em;font-size:16px;opacity:.85;margin-bottom:5px}.inside{padding:32px 0}.inside>h2{font-size:23px;margin-bottom:18px}.moments{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.moments article{padding:23px;border:1px solid var(--border);border-radius:8px;background:var(--card)}.moments article>span{color:var(--mars);font-family:var(--font-mono);font-size:14px}.moments h3{font-size:20px;margin:9px 0}.moments p{font-size:16px;color:var(--muted);margin:0}.linked-book{display:flex;gap:32px;align-items:center;padding:26px 32px;background:var(--soft);border-radius:10px}.linked-book img{width:145px;height:205px;object-fit:contain;filter:drop-shadow(5px 8px 7px #0002)}.linked-book h2{font-size:25px;margin-bottom:12px}.linked-book p{color:var(--muted);font-size:16px}.book-link{display:inline-flex;padding:10px 17px;background:var(--card);border:1px solid var(--border);border-radius:5px;font-size:15px;font-weight:700}#mobile-message{padding:18px;background:var(--soft);border-radius:6px;color:var(--foreground)}
@media(max-width:1100px){.cards.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.case-info,.brief{padding:27px}.case-info h2{font-size:28px}.scene-art{width:100%;right:-10%}.room{font-size:110px}.case-1 .room{margin-top:180px}.brief h1{font-size:30px}}
@media(max-width:800px){.top{padding:22px 24px}.brand-word{font-size:40px}.brand small{font-size:10px}nav{gap:15px;font-size:14px}nav>a:first-child{display:none}main{padding:0 24px}.section-head{flex-wrap:wrap;gap:16px}.section-head h1{font-size:24px}.featured,.scene-intro{grid-template-columns:1fr}.case{min-height:390px;border-right:0;border-bottom:1px solid var(--border);padding:25px}.room{font-size:110px}.case-1 .room{margin-top:100px;margin-bottom:auto}.scene-art{width:80%;height:85%;top:3%;right:-3%}.room.long-title{font-size:65px}.case-info{padding:27px}.cards.grid .case{padding:18px;min-height:295px}.cards.grid .room{font-size:65px}.cards.grid .room.long-title{font-size:38px}.cards.grid .case-info{padding:20px}.cards.grid .case-info h2{font-size:22px}.cards.grid .scene-art{width:110%;right:-15%;top:9%;height:70%}.scene-intro .case{min-height:390px}.scene-intro .case-1 .room{margin-top:100px}.moments{grid-template-columns:1fr;gap:12px}.linked-book{padding:23px;gap:22px}.linked-book img{width:105px;height:150px}.linked-book h2{font-size:21px}.linked-book p{font-size:14px}.carousel-controls{font-size:13px}.carousel-controls>div{gap:12px}footer{padding:25px 24px}.brief h1{font-size:30px}}
@media(max-width:460px){.cards.grid{grid-template-columns:1fr}.case-top{gap:8px}.episode{font-size:17px}.room{font-size:94px}.case-1 .room{margin-top:115px}.room span{font-size:15px}.call{font-size:13px}.case-bottom{font-size:12px}.linked-book{align-items:flex-start}.linked-book .eyebrow{font-size:12px}.linked-book h2{font-size:18px}.linked-book p br{display:none}.brand small{letter-spacing:.05em}nav{gap:10px}.theme-toggle{width:38px;height:38px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
/* Orbital wordmark and ownership views */
.brand-word{font-family:Georgia,serif;font-size:48px;font-style:italic;font-weight:500;letter-spacing:-.06em;isolation:isolate;padding:0 12px 0 0}.brand-word i{z-index:-1;top:27%;left:-12%;right:auto;width:118%;height:40%;border:1.5px solid var(--mars);border-left-color:transparent;border-radius:50%;transform:rotate(-22deg);opacity:.8}.brand-word i:after{display:none}.brand small{position:relative}.scope-heading{font-family:var(--font-mono);font-size:22px!important;letter-spacing:-.05em!important}nav a[aria-current=page]{font-weight:750;color:var(--foreground);border-bottom:2px solid var(--mars);padding:6px 0}nav a{color:var(--muted)}.cards.grid .scene-art{display:none}.cards.grid .case-1 .room{margin-top:auto;margin-bottom:25px}.scene-intro .case-1 .room{margin-top:auto;margin-bottom:24px;text-shadow:none}.cards>[hidden],.carousel-controls[hidden]{display:none!important}.room.long-title{font-size:clamp(44px,5.1vw,72px)}
.book-jacket{container-type:inline-size;position:relative;aspect-ratio:2/3;width:165px;max-width:100%;background:#e8e4db;color:#16202e;overflow:hidden;flex-shrink:0;box-shadow:5px 8px 15px #0002}.linked-book .book-jacket>img{display:block;width:100%;height:100%;object-fit:cover;margin:0;filter:none}.jacket-title{position:absolute;inset:6% 8% auto;display:flex;flex-direction:column}.jacket-title>span{font-family:var(--font-mono);font-size:3.3cqw;font-weight:800;letter-spacing:.08em;margin-bottom:3.1cqw}.jacket-title>strong{font-size:11.8cqw;line-height:1.07;font-weight:900;letter-spacing:-.055em}.jacket-title>small{font-size:4.4cqw;font-weight:650;margin-top:3cqw}.jacket-author{position:absolute;bottom:4%;left:8%;font-size:4.3cqw;font-weight:800}.linked-book>a{flex-shrink:0}.scene-intro .case{min-height:430px}.scene-intro .case .room{font-size:125px}.scene-intro .case .room.long-title{font-size:64px}@media(max-width:800px){nav>a:first-child{display:inline}.brand-word{font-size:40px}.book-jacket{width:115px}.scene-intro .case{min-height:330px}.scene-intro .case .room{font-size:105px}.scene-intro .case .room.long-title{font-size:56px}.cards.grid .room.long-title{font-size:39px}}

.sim-wordmark{font-family:Georgia,serif;font-size:29px;font-style:italic;font-weight:500;letter-spacing:-.06em;line-height:1}
/* Color belongs to scenario covers; the surrounding page follows the store theme. */
.case{--cover:#153b4a;background:var(--cover);color:#fff;border-right:0}.case-2{--cover:#a84a30}.case-3{--cover:#5143a5}.case-4{--cover:#a87922}.case .badge{color:#fff;background:transparent;border-color:#ffffff66}.case .call,.case .case-bottom{color:#e2eaf0}.case .case-bottom{border-color:#ffffff38}.room{font-family:Arial,var(--font-sans);font-weight:750;letter-spacing:-.065em}.case-1 .room{text-shadow:none}.room span{font-family:var(--font-mono);font-weight:400}.room.long-title{font-family:var(--font-sans)}.case-1 .scene-art{width:81%;right:-5%;height:64%;top:17%}.case-1 .room{margin-top:160px}.cards.grid .case-1 .room{margin-top:auto}.scene-intro .case-1 .room{margin-top:auto}.section-head{min-height:46px}.section-head>div:first-child:has(.scope-heading[hidden]){display:none}.view-switch{margin-left:auto}.scope-heading{font-family:var(--font-sans)}.top{gap:24px}.header-actions{display:flex;align-items:center;gap:22px}.header-actions .main-return{font-size:14px;color:var(--foreground);white-space:nowrap;margin-right:8px}.header-actions .my-sim{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:#344b6b;color:#fff;border:0;border-radius:10px;padding:12px 20px;font-size:17px;font-weight:750;white-space:nowrap;box-shadow:0 6px 17px #21334717}.header-actions .my-sim[aria-current=page]{color:white;border:0;padding:12px 20px}.my-sim svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.header-actions .theme-toggle{width:80px;height:40px;border-radius:30px;position:relative;padding:3px;background:#f3e6c6;border:1px solid #c49952;color:#a47729;box-shadow:inset 0 1px 4px #c69a3920}.theme-icon{position:absolute;left:4px;top:3px;display:grid;place-items:center;width:32px;height:32px;background:#fff7df;border-radius:50%;border:1px solid #ddbd78;line-height:1;font-size:25px;box-shadow:0 2px 4px #80551b20;transition:transform .2s}.header-actions .menu-toggle{display:grid;place-items:center;width:44px;height:44px;background:none;border:0;color:var(--foreground);padding:10px}.menu-toggle svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}:root[data-theme=dark] .header-actions .theme-toggle{background:#283650;border-color:#63779b;color:#dbe7fb}:root[data-theme=dark] .theme-icon{transform:translateX(38px);background:#dce6f4;border-color:#91a7c8;color:#33486b}:root[data-theme=dark] .header-actions .my-sim{background:#526e97}.site-menu{inset:0 0 0 auto;margin:0;width:min(370px,90vw);height:100dvh;max-height:100dvh;border:0;border-left:1px solid var(--border);padding:30px;background:var(--card);color:var(--foreground);box-shadow:-10px 0 40px #0002;overflow:auto}.site-menu[open]{animation:menu-in .22s ease-out}.site-menu::backdrop{background:#0d142477;backdrop-filter:blur(2px)}.menu-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;border-bottom:1px solid var(--border);padding-bottom:25px;margin-bottom:20px}.menu-heading h2{font-family:Georgia,serif;font-size:36px;font-style:italic;font-weight:500;letter-spacing:-.06em;margin:0}.menu-close{width:40px;height:40px;border:0;background:none;color:var(--foreground);font-size:30px}.site-menu nav{display:flex;align-items:stretch;flex-direction:column;gap:0}.site-menu nav a,.site-menu nav a[aria-current=page]{padding:18px 0;border:0;border-bottom:1px solid var(--border);font-size:18px;font-weight:550;display:flex;justify-content:space-between;color:var(--foreground)}.site-menu nav a span{color:var(--muted)}body:has(.site-menu[open]){overflow:hidden}.usage-guide{max-width:920px;padding-top:45px;padding-bottom:40px}.usage-guide h1{font-size:34px}.usage-guide section{padding:25px 0;border-top:1px solid var(--border)}.usage-guide h2{font-size:22px;margin-bottom:12px}.usage-guide p{color:var(--muted);line-height:1.85;margin-bottom:12px}footer{padding-top:22px;padding-bottom:22px}@keyframes menu-in{from{transform:translateX(100%)}to{transform:translateX(0)}}@media(max-width:1050px){.top{padding-inline:28px}.header-actions{gap:15px}.header-actions .main-return{font-size:12px;margin-right:0}.header-actions .my-sim{font-size:15px;padding:11px 16px}.header-actions .my-sim[aria-current=page]{padding:11px 16px}}@media(max-width:800px){.top{padding:20px 24px;flex-wrap:wrap}.header-actions{margin-left:auto;gap:12px}.header-actions .main-return{display:inline;font-size:12px}.case-1 .scene-art{width:80%;height:73%;right:-5%;top:12%}.case-1 .room{margin-top:105px}.cards.grid .case-1 .room,.scene-intro .case-1 .room{margin-top:auto}}@media(max-width:590px){.header-actions{width:100%;justify-content:space-between;gap:8px}.header-actions .my-sim{font-size:14px;padding:10px 12px;gap:7px}.header-actions .my-sim[aria-current=page]{padding:10px 12px}.header-actions .main-return{font-size:11px}.header-actions .theme-toggle{flex-shrink:0;width:70px}.header-actions .menu-toggle{width:36px;padding:7px}:root[data-theme=dark] .theme-icon{transform:translateX(28px)}.case-1 .room{margin-top:115px}}@media(prefers-reduced-motion:reduce){.site-menu[open]{animation:none}.theme-icon{transition:none}}
@media(max-width:590px){.header-actions .main-return{white-space:normal;max-width:100px;line-height:1.4}.header-actions .my-sim svg{width:18px;height:18px}.header-actions .my-sim,.header-actions .my-sim[aria-current=page]{font-size:13px;padding:10px;gap:6px}}@media(max-width:390px){.header-actions{gap:6px}.header-actions .main-return{max-width:85px}.header-actions .theme-toggle{width:60px}:root[data-theme=dark] .theme-icon{transform:translateX(18px)}.header-actions .menu-toggle{width:32px}}
@media(max-width:590px){.cards:not(.grid) .case-1 .room{font-size:80px;margin-top:35px;margin-bottom:160px}.cards:not(.grid) .case-1 .scene-art{width:90%;height:150px;top:210px;right:2%}}

/* One typography and title position for every scenario cover. */
.case .room.cover-heading,.cards.grid .case .room.cover-heading,.scene-intro .case .room.cover-heading{font-family:var(--font-sans);font-size:clamp(36px,4.5vw,64px);font-weight:750;letter-spacing:-.055em;line-height:1.2;margin-top:auto;margin-bottom:24px;width:100%;text-shadow:none}
.case .cover-heading .cover-title{min-height:2.4em;line-height:1.2;font:inherit}
.case .room.cover-heading>span{font-family:var(--font-mono);font-size:14px;font-weight:400;letter-spacing:.09em;line-height:1.6;margin-top:16px}
.cards.grid .case .room.cover-heading{font-size:36px}
@media(max-width:590px){.case .room.cover-heading,.scene-intro .case .room.cover-heading,.cards:not(.grid) .case .room.cover-heading,.cards.grid .case .room.cover-heading{font-size:36px;margin-top:auto;margin-bottom:24px}}

.site-menu{overscroll-behavior:contain}#sim-list:focus{outline:none}