:root{color-scheme:light;--paper:#f3efe5;--ink:#242c2a;--muted:#737b72;--green:#254e42;--gold:#dcb980;--line:#d5d8cd;font-family:Inter,-apple-system,BlinkMacSystemFont,"Noto Sans KR",sans-serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-size:14px;line-height:1.6}button,input{font:inherit}button,a,input{touch-action:manipulation}button{cursor:pointer}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,canvas:focus-visible{outline:3px solid #d69034;outline-offset:3px}button:disabled{opacity:.45;cursor:default}button{color:inherit}button[hidden],[hidden]{display:none!important}.lab-header{min-height:66px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:12px 4%;gap:16px}.lab-header>a{font-size:12px;text-decoration:none;font-weight:700}.lab-header>span{font:10px ui-monospace,monospace;letter-spacing:.18em}.language{display:flex;gap:3px}.language button{border:1px solid var(--line);padding:7px 10px;background:transparent;font-size:11px}.language button[aria-pressed=true]{background:var(--green);color:white}main{max-width:1460px;margin:0 auto;padding:50px 36px 32px}.lab-intro{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:32px}.overline{font:600 10px/1.4 ui-monospace,monospace;letter-spacing:.16em;color:var(--green)}h1{font-size:clamp(32px,4.5vw,57px);line-height:1.15;letter-spacing:-.06em;margin:12px 0}h1+p{margin:0;color:var(--muted);font-size:14px}.full-link{white-space:nowrap;font-size:12px;text-decoration:none;border-bottom:1px solid var(--green);padding-bottom:5px}.lab-tabs{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.lab-tabs button{display:flex;align-items:center;gap:15px;border:0;border-right:1px solid var(--line);padding:18px;background:transparent;text-align:left;font-weight:700;font-size:13px}.lab-tabs small{font:11px ui-monospace,monospace;color:var(--muted)}.lab-tabs button:last-child{border-right:0}.lab-tabs button[aria-pressed=true]{background:var(--green);color:#fff}.lab-tabs button[aria-pressed=true] small{color:#e0c797}.experiment-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:25px 0 22px}.experiment-heading h2{font-size:22px;letter-spacing:-.04em;line-height:1.35;margin:0 0 6px}.experiment-heading p{color:var(--muted);font-size:12px;margin:0;max-width:700px}.quiet-button{flex-shrink:0;border:1px solid var(--line);background:transparent;padding:9px 13px;font-size:11px;border-radius:5px}.studio-grid{display:grid;grid-template-columns:minmax(0,1fr) 306px;gap:18px;align-items:start}.visuals{min-width:0;display:grid;grid-template-columns:1fr 1fr;gap:12px}.world-panel,.photo-panel{overflow:hidden;min-width:0;background:#16251f;color:#e9eee3;border-radius:10px}.world-panel{grid-column:1/-1}.panel-top{height:43px;padding:0 15px;display:flex;align-items:center;gap:9px;border-bottom:1px solid #ffffff18;font-size:11px;font-weight:600}.live-dot{width:6px;height:6px;border-radius:50%;background:#bad8a4;box-shadow:0 0 12px #a3d48c66}.view-tools{display:flex;gap:4px;margin-left:auto}.view-tools button{background:transparent;color:#cbd2c7;border:1px solid #ffffff20;padding:3px 9px;font-size:10px;border-radius:4px}.view-tools button:hover{background:#ffffff20}.world-wrap{position:relative;height:340px}.world-wrap canvas{width:100%;height:100%;display:block;touch-action:none}.world-guide{position:absolute;bottom:10px;left:12px;color:#c6d5cb99;font-size:10px;pointer-events:none}.world-label{position:absolute;color:#f8f2d8;font-size:10px;background:#14271ce6;border:1px solid #bbccaa44;padding:3px 7px;border-radius:4px;white-space:nowrap;transform:translate(-50%,-50%);pointer-events:none}.world-label.pink{color:#f5b6b5}.world-label.gold{color:#f5cf89}#load-status{position:absolute;inset:0;display:grid;place-items:center;color:#eac997;background:#17261be8;font-size:13px;padding:25px;text-align:center}.photo-panel{grid-column:1/-1;background:#101714}.photo-wrap{position:relative;aspect-ratio:3/2;max-height:470px;overflow:hidden;display:grid;place-items:center;background:#111914}.photo-wrap canvas{display:block;width:100%;height:100%;object-fit:contain}.photo-wrap img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}.frame-icon{color:var(--gold)}.render-status{margin-left:auto;color:#a4baa7;font:9px ui-monospace,monospace}.focus-mark{position:absolute;left:50%;top:50%;width:30px;height:30px;transform:translate(-50%,-50%);border:1px solid #f1f5de65;pointer-events:none;clip-path:polygon(0 0,32% 0,32% 8%,8% 8%,8% 32%,0 32%,0 0,100% 0,100% 32%,92% 32%,92% 8%,68% 8%,68% 0,100% 0,100% 100%,68% 100%,68% 92%,92% 92%,92% 68%,100% 68%,100% 100%,0 100%,0 68%,8% 68%,8% 92%,32% 92%,32% 100%,0 100%)}#shot-settings{position:absolute;left:15px;bottom:12px;color:white;font:10px ui-monospace,monospace;text-shadow:0 1px 5px black}#compare-label{position:absolute;left:12px;top:12px;background:#e7c48f;color:#16251f;padding:3px 12px;font-weight:800}.photo-bottom{display:flex;flex-wrap:wrap;gap:7px;align-items:center;min-height:43px;padding:9px 12px;border-top:1px solid #ffffff1a}.photo-bottom>span{font-size:9px;color:#9dab9f;margin-right:auto}.photo-bottom button{color:#e6eddf;background:transparent;border:1px solid #ffffff30;border-radius:4px;padding:5px 8px;font-size:10px}.photo-bottom button[aria-pressed=true]{background:#e7c48f;color:#182820}.controls{border:1px solid var(--line);border-radius:10px;background:#faf8f1;overflow:hidden}.control-section{padding:17px 20px;border-bottom:1px solid var(--line)}.control-section:last-child{border-bottom:0}.control-section h3{margin:0 0 12px;font-size:12px;letter-spacing:.03em}.presets{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.presets button{border:1px solid #cfcebf;padding:7px 10px;background:transparent;border-radius:5px;font-size:10px}.presets button:hover,.presets button.active{background:var(--green);color:white;border-color:var(--green)}.slider{margin:15px 0}.slider label{display:flex;gap:10px;align-items:center;justify-content:space-between;font-size:11px;font-weight:600}.slider output{font:600 13px ui-monospace,monospace;color:var(--green)}input[type=range]{width:100%;margin:12px 0 2px;height:18px;accent-color:var(--green);cursor:pointer}.range-ends{display:flex;justify-content:space-between;gap:10px;color:#777f73;font-size:9px}.meter{padding:14px 0 10px;border-top:1px dashed var(--line);display:grid;grid-template-columns:1fr auto;align-items:center;gap:5px;font-size:10px}.meter strong{color:var(--green);font:600 15px ui-monospace,monospace}.meter .range-ends,.ev-track{grid-column:1/-1}.ev-track{height:8px;background:linear-gradient(to right,#2d5547,#bccbba 48%,#d1b180);margin:9px 0 2px;position:relative}.ev-track::after{content:'';position:absolute;left:50%;top:-3px;width:1px;height:14px;background:var(--green)}.ev-track i{position:absolute;left:50%;top:-3px;width:4px;height:14px;background:#191f1a;border:1px solid white;transform:translateX(-50%);z-index:1}.check{display:flex;align-items:flex-start;gap:8px;margin:12px 0;font-size:10px;color:#5b675d;cursor:pointer}.check input{accent-color:var(--green);margin:3px 0}.focus-button,.accent-button{padding:9px 10px;width:100%;font-size:11px;border:1px solid #b3beb0;background:#ecf0e4;color:var(--green);border-radius:5px}.accent-button{background:var(--green);color:white}.segmented{display:flex;gap:3px}.segmented button{font-size:10px;padding:9px 5px;flex:1;border:1px solid var(--line);background:transparent}.segmented button[aria-pressed=true]{background:#ded9c8}.fine{color:var(--muted);font-size:10px;line-height:1.65;margin-bottom:0}.insight{margin:18px 0 30px;padding:24px 26px;background:#e6e9dd;border-left:3px solid var(--green)}.insight>p{font-size:14px;margin:10px 0 18px;max-width:1100px;line-height:1.8}.measurements{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.measurements>div{border-top:1px solid #bec9b8;padding-top:12px}.measurements small{display:block;color:#60725f;font-size:10px}.measurements strong{display:block;font:500 21px ui-monospace,monospace;margin-top:4px}.learn-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-bottom:30px}.learn-cards article{border-top:1px solid var(--line);padding-top:16px}.learn-cards small{color:var(--muted);font:10px ui-monospace,monospace}.learn-cards h3{font-size:14px;line-height:1.5;margin:12px 0 8px}.learn-cards p{font-size:12px;line-height:1.8;color:#657061;margin:0}.lab-footer{border-top:1px solid var(--line);padding-top:15px;color:var(--muted);font-size:10px}.lab-footer p{max-width:1000px;margin:0 0 10px}.lab-footer>div{display:flex;flex-wrap:wrap;gap:7px 18px}.embedded .lab-header{display:none}.embedded main{padding:24px;max-width:none}.embedded .lab-intro{margin-bottom:22px}.embedded h1{font-size:34px}.embedded .learn-cards{gap:20px}.embedded .studio-grid{grid-template-columns:minmax(0,1fr) 276px}.embedded .control-section{padding:15px 16px}.embedded .world-wrap{height:290px}.embedded .photo-wrap{max-height:370px}.webgl-failed .world-guide{display:none}
@media(min-width:1280px){body:not(.embedded) .studio-grid{grid-template-columns:minmax(0,1fr) 340px}body:not(.embedded) .world-wrap{height:390px}}
@media(max-width:760px){main,.embedded main{padding:22px 14px}.lab-header>span{display:none}.lab-intro{align-items:start;gap:8px}.lab-intro h1,.embedded h1{font-size:30px}.lab-intro p{font-size:12px}.full-link{font-size:10px;white-space:normal;max-width:78px}.lab-tabs button{padding:12px 7px;gap:6px;flex-direction:column;align-items:start;font-size:11px}.lab-tabs small{font-size:9px}.experiment-heading{align-items:start;padding:19px 0 16px}.experiment-heading h2{font-size:19px}.quiet-button{font-size:10px;padding:8px}.experiment-heading p{font-size:11px}.studio-grid,.embedded .studio-grid{grid-template-columns:1fr}.visuals{gap:12px}.world-wrap,.embedded .world-wrap{height:290px}.photo-wrap,.embedded .photo-wrap{max-height:none;aspect-ratio:3/2}.controls{display:grid;grid-template-columns:1fr 1fr}.controls .control-section:first-child{grid-column:1/-1}.controls .control-section{min-width:0}.controls .control-section[hidden]{display:none!important}.controls .control-section:nth-child(2){border-right:1px solid var(--line)}.learn-cards{grid-template-columns:1fr;gap:20px}.insight{padding:20px 18px}.insight>p{font-size:12px}.measurements{gap:10px}.measurements strong{font-size:16px}.measurements small{font-size:9px}.photo-bottom>span{flex-basis:100%}.range-ends{font-size:8px}}
@media(max-width:420px){.controls{grid-template-columns:1fr}.controls .control-section:first-child{grid-column:auto}.controls .control-section:nth-child(2){border-right:0}.view-tools button{padding:3px 7px}.panel-top{padding:0 10px;font-size:10px}.world-guide{font-size:9px}.measurements{grid-template-columns:1fr}.measurements>div{display:flex;justify-content:space-between;align-items:center;gap:12px}.measurements strong{margin:0}.lab-intro .overline{font-size:8px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
.photo-wrap,.embedded .photo-wrap{display:block;max-height:none;aspect-ratio:3/2}
.photo-wrap canvas{position:absolute;inset:0;width:100%;height:100%}
#world-labels{position:absolute;inset:0;pointer-events:none}
.portrait-toolbar{display:flex;gap:8px;align-items:center;padding:8px 12px;border-bottom:1px solid #ffffff18;font-size:10px;flex-wrap:wrap}
.portrait-toolbar>span{color:#b8c7b9}.portrait-toolbar button{border:1px solid #ffffff30;border-radius:4px;background:transparent;color:#dce6d8;padding:4px 9px;font-size:10px}
.portrait-toolbar button[aria-pressed=true]{background:#dec99e;color:#183426;border-color:#dec99e}
.portrait-toolbar label{margin-left:auto;display:flex;align-items:center;gap:5px;cursor:pointer;color:#cbd6c7}
.portrait-toolbar input{accent-color:#d2bc8b}
.portrait-notice{position:absolute;inset:0;z-index:3;background:#18271fe8;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:20px;text-align:center;font-size:12px}
.portrait-notice button{padding:8px 14px;border:1px solid #e2c895;border-radius:4px;background:transparent;color:#e2c895}
@media(min-width:1000px){
  main{padding-top:30px}.lab-intro{margin-bottom:25px}h1{font-size:44px}
  .visuals{position:sticky;top:16px;align-self:start}
  .controls{max-height:560px;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#819483 #eceee5}
  .world-panel,.photo-panel{grid-column:auto}
  .world-panel{display:flex;flex-direction:column}
  .world-panel .world-wrap,body:not(.embedded) .world-panel .world-wrap{height:auto;min-height:270px;flex:1}
  .world-wrap canvas{position:absolute;inset:0}
  .world-guide{font-size:8px}
}