:root{color-scheme:light;--bg:#eeeae0;--ink:#394b3d;--muted:#898b7d;--line:#d8d8c9;--surface:rgba(252,250,243,.84);--accent:#bd7254;--button:#3e5b49;--cream:#fffdf3;font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",YuGothic,Meiryo,sans-serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);transition:background .5s,color .5s}button,input,a{-webkit-tap-highlight-color:transparent}button,a,input{touch-action:manipulation}button{font:inherit;color:inherit;cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,canvas:focus-visible{outline:2px solid var(--accent);outline-offset:5px}button{border:0}a{color:inherit;text-underline-offset:5px}.atelier{max-width:1600px;margin:auto;padding:27px 5.2% 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span{font-size:10px;margin-left:3px}.slider-row{display:flex;align-items:center;gap:12px;margin-top:12px}.book-icon{width:18px;height:18px;fill:none;stroke:var(--muted);stroke-width:1;flex:none}.book-icon.closed{width:15px}input[type=range]{--progress:100%;margin:0;height:20px;width:100%;background:transparent;cursor:ew-resize;accent-color:var(--ink);appearance:none}input[type=range]::-webkit-slider-runnable-track{height:2px;background:linear-gradient(to right,var(--button) var(--progress),var(--line) var(--progress))}input[type=range]::-moz-range-track{height:2px;background:var(--line)}input[type=range]::-moz-range-progress{height:2px;background:var(--button)}input[type=range]::-webkit-slider-thumb{appearance:none;height:15px;width:15px;margin-top:-6.5px;background:var(--button);border:3px solid var(--cream);border-radius:50%;box-shadow:0 0 0 1px var(--button)}input[type=range]::-moz-range-thumb{height:10px;width:10px;background:var(--button);border:3px solid var(--cream);border-radius:50%;box-shadow:0 0 0 1px var(--button)}.round-action{background:none;display:flex;align-items:center;gap:8px;min-height:44px;padding:8px 0;font-size:10px;white-space:nowrap}.round-action>span:first-child{display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;width:33px;height:33px;font-size:19px}.divider{width:1px;align-self:stretch;background:var(--line);margin:0 1px}.light-control{display:flex;flex-direction:column;gap:9px}.segmented{display:flex;background:#e9e8dd;border-radius:22px;padding:3px;gap:2px}.segmented button{border-radius:20px;font-size:10px;white-space:nowrap;padding:8px 13px;min-height:32px;background:none}.segmented button[aria-pressed=true]{background:#fffdf5;box-shadow:0 2px 5px #52563a12}.segmented button span{font-size:13px;padding-right:3px}.guide-control{display:flex;align-items:center;gap:8px;position:relative;font-size:10px;white-space:nowrap;cursor:pointer;min-height:44px}.guide-control input{position:absolute;opacity:0;width:18px;height:18px;margin:0}.check-mark{border:1px solid #b7baaa;border-radius:4px;width:16px;height:16px;display:grid;place-items:center}.guide-control input:checked+.check-mark{background:var(--button);border-color:var(--button)}.guide-control input:checked+.check-mark:after{content:"✓";color:#fff;font-size:12px}.guide-control input:focus-visible+.check-mark{outline:2px solid var(--accent);outline-offset:3px}.save-action{display:flex;align-items:center;gap:9px;background:var(--button);color:#fffdf0;min-height:44px;padding:12px 17px;border-radius:8px;font-size:10px;white-space:nowrap;letter-spacing:.05em}.save-action svg{width:16px;height:16px;stroke:currentColor;stroke-width:1.3;fill:none}.save-action:hover{filter:brightness(1.12)}.footnote{display:flex;justify-content:space-between;align-items:center;margin:19px 2px 0;color:var(--muted);font-size:9px;letter-spacing:.08em}.footnote>div{display:flex;align-items:center;gap:17px}.footnote 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.control-heading label,.control-label,.round-action,.segmented button,.guide-control,.save-action{font-size:12px}.view-switch button{font-size:11px}.footnote button,.footnote{font-size:10px}.render-fallback{height:100%;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:15px;text-align:center;font-size:12px;line-height:1.8}.render-fallback img{max-width:80%;max-height:72%;object-fit:contain}#scene[hidden]{display:none}#scene:focus-visible{outline:none;box-shadow:inset 0 -2px 0 var(--accent)}
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@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;scroll-behavior:auto!important}}