*{box-sizing:border-box;margin:0;padding:0}[hidden]{display:none!important}html,body,#app,#viewer,#dollhouse{width:100%;height:100%;overflow:hidden;background:#000;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}#viewer canvas{display:block;cursor:grab}#viewer canvas:active{cursor:grabbing}#dollhouse canvas{display:block;cursor:grab}#dollhouse canvas:active{cursor:grabbing}#loader,#fatal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;display:flex;align-items:center;justify-content:center;color:#e6e9f0;transition:opacity .6s ease;overflow:hidden}#loader{background:radial-gradient(ellipse at center,#171a21,#0a0b0e)}#loader.hidden{opacity:0;pointer-events:none}#loader-bg{position:absolute;top:-5%;right:-5%;bottom:-5%;left:-5%;background-size:cover;background-position:center;filter:blur(40px) brightness(.45) saturate(1.1);transform:scale(1.1);opacity:0;transition:opacity .8s ease}#loader-bg.visible{opacity:1}.loader-inner{position:relative;text-align:center;width:min(360px,84vw);display:flex;flex-direction:column;align-items:center}.loader-inner h1{font-size:17px;font-weight:600;margin-top:22px}.loader-inner p{color:#8b93a7;font-size:13px;margin-top:8px}.progress-ring{--pct: 0;width:92px;height:92px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:conic-gradient(#4f8cff calc(var(--pct) * 1%),#ffffff1f 0);transition:background .2s ease}.progress-ring:before{content:"";position:absolute;width:92px;height:92px;border-radius:50%;background:conic-gradient(#4f8cff calc(var(--pct) * 1%),#ffffff1f 0);-webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 7px),#000 calc(100% - 6px));mask:radial-gradient(farthest-side,transparent calc(100% - 7px),#000 calc(100% - 6px))}.progress-ring span{position:relative;font-size:18px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums}#hud{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:10}#pitch-vignette{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;background:linear-gradient(to bottom,#00000038,#0000 12%),linear-gradient(to top,#00000047,#0000 16%)}#scene-title{display:none}.glass{pointer-events:auto;background:#0e10168c;-webkit-backdrop-filter:blur(14px) saturate(1.4);backdrop-filter:blur(14px) saturate(1.4);border:1px solid rgba(255,255,255,.14);box-shadow:0 6px 24px #00000040;color:#fff}button.glass{cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:7px;font:inherit;font-size:13px;font-weight:500;transition:background-color .15s,border-color .15s,transform .15s}button.glass:hover{background:#1e212abf;border-color:#ffffff4d}button.glass:active{transform:scale(.96)}button.glass.active{background:#4f8cff;border-color:#4f8cff}button.glass.pill{padding:0 16px;height:40px;border-radius:999px}button.glass.round{width:40px;height:40px;border-radius:50%;padding:0}#hud-top-left{position:absolute;top:16px;left:16px}#scene-card{display:flex;flex-direction:column;gap:2px;padding:9px 16px 10px;border-radius:14px;max-width:min(46vw,360px)}#scene-card-floor{font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:#9fb4ff}#scene-card-title{font-size:15px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#hud-top-right{position:absolute;top:16px;right:16px;display:flex;gap:10px}#hud-bottom-right{position:absolute;right:16px;bottom:118px;display:flex;flex-direction:column;gap:8px;transition:bottom .3s ease}#compass-needle{transition:transform .08s linear}#dpad{position:absolute;left:16px;bottom:118px;pointer-events:auto;display:grid;grid-template-columns:repeat(3,32px);grid-template-rows:repeat(3,32px);border-radius:16px;padding:4px;transition:bottom .3s ease}#dpad.raised{bottom:298px}@media (pointer: coarse){#dpad{display:none}}.dpad-btn{display:flex;align-items:center;justify-content:center;background:transparent;border:none;color:#fff;border-radius:9px;cursor:pointer;padding:0;transition:background-color .12s;touch-action:none}.dpad-btn:hover,.dpad-btn.held{background:#fff3}.dpad-btn.up{grid-area:1 / 2}.dpad-btn.left{grid-area:2 / 1}.dpad-btn.right{grid-area:2 / 3}.dpad-btn.down{grid-area:3 / 2}button:focus-visible,a:focus-visible,canvas:focus-visible{outline:2px solid #4f8cff;outline-offset:2px}#shortcuts{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:20;border-radius:18px;padding:18px 22px 20px;width:min(420px,88vw);font-size:13px}#shortcuts .sc-head{display:flex;align-items:center;justify-content:space-between;font-weight:700;font-size:14px;margin-bottom:12px}#shortcuts .sc-head button{background:#ffffff14;border:none;color:#cfd5e3;width:26px;height:26px;border-radius:50%;cursor:pointer}#shortcuts dl{display:flex;flex-direction:column;gap:7px}#shortcuts dl>div{display:flex;gap:12px;align-items:baseline}#shortcuts dt{flex:0 0 118px;font-weight:600;color:#9fb4ff;font-variant-numeric:tabular-nums}#shortcuts dd{color:#d5dae6}#shortcuts em{color:#8b93a7;font-style:normal}#vr-exit{position:fixed;top:12px;left:12px;z-index:70;background:#0e1016b3;color:#fff;border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:8px 16px;font:inherit;font-size:13px;cursor:pointer}body.cardboard #hud{display:none}#minimap{position:absolute;left:16px;bottom:118px;width:220px;height:170px;border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:bottom .3s ease}#minimap-floors{display:flex;gap:4px;padding:8px 8px 0;flex-wrap:wrap}#minimap-floors button{pointer-events:auto;background:#ffffff14;border:none;color:#cfd5e3;font:inherit;font-size:11px;font-weight:600;padding:3px 9px;border-radius:999px;cursor:pointer}#minimap-floors button.active{background:#4f8cff;color:#fff}#minimap-canvas{flex:1;width:100%;min-height:0;cursor:pointer}#thumbstrip{position:absolute;left:0;right:0;bottom:0;pointer-events:none;padding:0 16px calc(12px + env(safe-area-inset-bottom,0px));background:linear-gradient(to top,#06070abf,#06070a00);transition:transform .35s cubic-bezier(.22,1,.36,1),opacity .3s}#thumbstrip.idle:not(:hover){opacity:.35}#thumbstrip.collapsed{transform:translateY(calc(100% - 44px));background:none}#thumbstrip-toggle{position:absolute;left:50%;top:-6px;transform:translate(-50%);width:44px;height:26px;border-radius:999px}#thumbstrip.collapsed #thumbstrip-toggle svg{transform:rotate(180deg)}#thumbstrip-scroll{pointer-events:auto;display:flex;align-items:flex-end;gap:8px;overflow-x:auto;scrollbar-width:none;padding:26px 6px 4px;scroll-snap-type:x proximity}#thumbstrip-scroll::-webkit-scrollbar{display:none}.thumb-group{flex:0 0 auto;writing-mode:vertical-rl;transform:rotate(180deg);font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#9fb4ff;height:60px;margin:0 2px}.thumb{flex:0 0 auto;position:relative;width:96px;height:60px;border-radius:10px;overflow:hidden;border:2px solid transparent;padding:0;background:#1b1e26;cursor:pointer;scroll-snap-align:center;transition:transform .15s,border-color .15s}.thumb img{width:100%;height:100%;object-fit:cover;display:block}.thumb span{position:absolute;left:0;right:0;bottom:0;padding:10px 6px 4px;font-size:10px;font-weight:600;color:#fff;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;background:linear-gradient(to top,#000c,#0000)}.thumb:hover{transform:translateY(-3px);border-color:#ffffff80}.thumb.current{border-color:#4f8cff;box-shadow:0 0 0 2px #4f8cff59}#key-hint{position:absolute;left:50%;bottom:124px;transform:translate(-50%,12px);padding:9px 16px;border-radius:999px;font-size:12.5px;color:#e6e9f0;opacity:0;pointer-events:none;transition:opacity .4s,transform .4s;white-space:nowrap}#key-hint.show{opacity:1;transform:translate(-50%)}@media (max-width: 720px){#hud-top-left,#hud-top-right{top:12px}#hud-top-left{left:12px}#hud-top-right{right:12px;gap:8px}button.glass.pill span{display:none}button.glass.pill{width:40px;padding:0;border-radius:50%}#scene-card{padding:7px 12px 8px;max-width:44vw}#scene-card-title{font-size:13px}#minimap{width:150px;height:120px;left:12px}#hud-bottom-right{right:12px}#minimap,#hud-bottom-right{bottom:96px}.thumb{width:74px;height:48px}.thumb span,#key-hint{display:none}}#toc-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:39;background:#00000080;opacity:0;pointer-events:none;transition:opacity .25s ease}#toc-backdrop.open{opacity:1;pointer-events:auto}#toc-panel{position:fixed;top:0;right:0;bottom:0;width:min(320px,82vw);z-index:40;background:#14161c;color:#e6e9f0;border-left:1px solid #2a2f3d;box-shadow:-12px 0 40px #0006;display:flex;flex-direction:column;transform:translate(100%);transition:transform .28s cubic-bezier(.22,1,.36,1)}#toc-panel.open{transform:translate(0)}#toc-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid #2a2f3d;font-size:15px;font-weight:700;flex-shrink:0}#toc-close{width:30px;height:30px;display:flex;align-items:center;justify-content:center;background:#ffffff0f;border:none;border-radius:50%;color:#8b93a7;font-size:15px;cursor:pointer;transition:background-color .15s,color .15s}#toc-close:hover{background:#ffffff24;color:#fff}#toc-list{flex:1;overflow-y:auto;padding:8px}.toc-item{display:block;width:100%;text-align:left;padding:12px 14px;border-radius:10px;background:transparent;border:none;color:#e6e9f0;font-size:14px;font-weight:500;cursor:pointer;transition:background-color .15s}.toc-item:hover{background:#ffffff14}#tooltip{position:absolute;transform:translate(-50%,-140%);background:#0a0b0ed9;color:#fff;padding:5px 12px;border-radius:6px;font-size:13px;white-space:nowrap}#nav-loading{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center}#nav-loading .spinner{width:40px;height:40px;border-radius:50%;border:3px solid rgba(255,255,255,.2);border-top-color:#fff;animation:navSpin .8s linear infinite}@keyframes navSpin{to{transform:rotate(360deg)}}#overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:60;background:#000000bf;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center;padding:20px;animation:overlayFadeIn .2s ease}@keyframes overlayFadeIn{0%{opacity:0}to{opacity:1}}@keyframes overlayCardIn{0%{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:none}}#overlay-card{position:relative;background:#14161c;color:#e6e9f0;border:1px solid #2a2f3d;border-radius:14px;box-shadow:0 24px 60px #00000080;max-width:min(860px,94vw);max-height:88vh;overflow:auto;padding:28px;width:100%;animation:overlayCardIn .22s ease}#overlay-close{position:absolute;top:12px;right:12px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:#ffffff0f;border:none;border-radius:50%;color:#8b93a7;font-size:16px;cursor:pointer;transition:background-color .15s,color .15s}#overlay-close:hover{background:#ffffff24;color:#fff}#overlay-content h2{font-size:21px;font-weight:700;margin-bottom:14px;padding-right:34px;display:flex;align-items:center;gap:10px}#overlay-content p{line-height:1.7;white-space:pre-wrap;color:#c6ccda;font-size:14.5px}#overlay-content .video-frame{position:relative;width:100%;aspect-ratio:16 / 9;background:#000;border-radius:10px;overflow:hidden;box-shadow:0 8px 24px #0006}#overlay-content .video-frame iframe,#overlay-content .video-frame video{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:0}