:root{color-scheme:dark;--bg:#0c141b;--panel:#14232b;--line:#2b3c43;--ink:#e9efec;--muted:#91a5ad;--lime:#c8f36b;font-family:"Segoe UI","Malgun Gothic",sans-serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.65}a{color:inherit;text-decoration:none}button,input,select{font:inherit;touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.4;cursor:wait}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--lime);outline-offset:4px}[hidden]{display:none!important}header{height:88px;border-bottom:1px solid var(--line);padding:0 max(28px,calc((100vw - 1200px)/2));display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;font-weight:900;font-size:33px;font-style:italic;letter-spacing:-2px}.brand>span{color:var(--lime);margin-left:4px}.brand small{font-style:normal;font-size:9px;letter-spacing:2px;color:var(--muted);font-weight:500;margin-left:24px;padding-left:24px;border-left:1px solid var(--line)}.back{font-size:12px;color:var(--muted)}.back span{color:var(--lime);margin-left:14px}main{max-width:1200px;margin:0 auto;padding:0 28px}.intro{padding:35px 0 27px;display:flex;align-items:center;justify-content:space-between}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--muted);font-weight:600;margin:0}.eyebrow span{color:var(--lime);padding:0 12px}h1{font-size:35px;letter-spacing:-1.5px;line-height:1.4;margin:11px 0 8px}h1>span{color:var(--lime)}.subtitle{color:var(--muted);font-size:13px;margin:0}.study-mark{font-size:67px;font-weight:200;color:#42555e;line-height:1;letter-spacing:-5px}.viewer{overflow:hidden;border:1px solid #34484e;border-radius:12px;background:var(--panel)}.stage-top{display:flex;align-items:center;justify-content:space-between;padding:13px 20px;gap:15px;font-size:9px;letter-spacing:1.6px}.stage-top>span:first-child{display:flex;align-items:center;gap:9px}.stage-top i{width:6px;height:6px;background:var(--lime);border-radius:50%}#asset-state{color:var(--muted);letter-spacing:.5px}.canvas-wrap{position:relative;background:#142831}canvas{display:block;width:100%;height:auto;aspect-ratio:1200/720}.canvas-wrap>button{position:absolute;right:20px;top:18px;background:#10232bd9;color:#dbe4db;border:1px solid #4c6568;border-radius:5px;padding:7px 12px;font-size:10px}#load-error{position:absolute;top:45%;left:10%;right:10%;text-align:center;color:#ffd6ad}.playback{padding:18px 21px}.transport{display:flex;align-items:center;gap:12px}.transport>button{border:1px solid #4a5e65;background:transparent;color:var(--ink);border-radius:5px;padding:10px 17px;font-size:12px}.transport>button.primary{background:var(--lime);border-color:var(--lime);color:#172320;font-weight:750;min-width:136px}.speed-label{display:flex;align-items:center;gap:12px;margin-left:auto;color:var(--muted);font-size:11px}select{border:1px solid #4a5e65;border-radius:5px;background:#0c1b23;color:var(--ink);padding:7px 12px;min-height:38px}.loop-label{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--muted);margin-left:8px;white-space:nowrap}input[type=checkbox],input[type=range]{accent-color:var(--lime)}.scrub{display:flex;align-items:center;gap:20px;margin-top:19px}.scrub input{width:100%;min-width:0;margin:0;cursor:pointer;min-height:24px}.scrub output{font-variant-numeric:tabular-nums;white-space:nowrap;font-size:10px;color:var(--muted);min-width:95px;text-align:right}.phases{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:1px;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:var(--line);margin-top:18px}.phases button{background:#102029;color:#a1b2b9;border:0;padding:15px 12px;display:flex;align-items:center;justify-content:center;gap:12px;font-size:12px}.phases small{font-size:9px;opacity:.6;letter-spacing:1px}.phases button[aria-current=true]{color:var(--lime);background:#20332d;box-shadow:inset 0 -2px var(--lime)}.study-note{display:grid;grid-template-columns:1fr 1fr;gap:35px;margin:29px 0 30px}.study-note h2{font-size:22px;letter-spacing:-.6px;margin:5px 0 8px}.study-note p:not(.eyebrow){color:var(--muted);font-size:12px;margin:0}.note-detail{border-left:1px solid var(--line);padding-left:30px;align-self:center}.note-detail>span{display:block;font-size:12px;color:#d1dcd7;margin-bottom:8px}.reference{border:1px solid var(--line);border-radius:8px;overflow:hidden}.reference summary{cursor:pointer;padding:16px 20px;color:#bdcdc9;font-size:12px;list-style:none;display:flex;justify-content:space-between}.reference summary span{color:var(--lime)}.reference img{display:block;width:100%;height:auto}.reference>p{padding:0 20px;color:var(--muted);font-size:11px}footer{max-width:1200px;margin:38px auto 0;padding:20px 28px 28px;display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);color:var(--muted);font-size:10px}footer>span:first-child{font-size:19px;font-weight:800;font-style:italic;color:var(--ink)}footer small{font-size:8px;letter-spacing:1.6px;margin-left:12px;font-style:normal;font-weight:400;color:var(--muted)}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}@media(max-width:640px){header{height:70px;padding:0 18px}.brand small{display:none}.brand{font-size:29px}.back{font-size:10px}.back span{margin-left:6px}main{padding:0 14px}.intro{padding:25px 3px 22px}.eyebrow{font-size:8px;letter-spacing:1.5px}h1{font-size:26px;letter-spacing:-1.3px}.subtitle{font-size:11px}.study-mark{font-size:49px}.stage-top{padding:11px 12px;font-size:8px;letter-spacing:1px}#asset-state{font-size:8px}.canvas-wrap>button{right:10px;top:10px;font-size:9px;padding:5px 8px}.playback{padding:13px 12px}.transport{gap:8px;flex-wrap:wrap}.transport>button{padding:9px 12px;font-size:11px}.transport>button.primary{min-width:115px}.speed-label{gap:6px;font-size:0}select{font-size:11px;min-height:36px;padding:5px 9px}.loop-label{margin-left:0;font-size:10px}.scrub{gap:10px;margin-top:12px}.scrub output{font-size:9px;min-width:81px}.phases{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:13px}.phases button{padding:12px 5px;font-size:11px;gap:8px}.study-note{grid-template-columns:1fr;gap:20px;margin:24px 3px}.note-detail{border-left:0;border-top:1px solid var(--line);padding:17px 0 0}.study-note h2{font-size:21px}.study-note p:not(.eyebrow){font-size:11px}.reference summary{padding:14px;font-size:11px}footer{padding:18px 17px 23px;margin-top:27px;gap:20px}footer small{display:none}footer>span:last-child{font-size:9px}}

.motion-picker{display:flex;align-items:center;gap:22px;margin:0 0 18px}.motion-picker label{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--muted)}.motion-picker span{margin-left:auto;color:var(--muted);font-size:11px}.motion-picker select{min-width:130px}@media(max-width:640px){.motion-picker{gap:12px;flex-wrap:wrap}.motion-picker label{gap:7px;font-size:10px;flex:1}.motion-picker select{min-width:0;flex:1}.motion-picker span{display:none}}