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*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;color:var(--ink);background:var(--paper);font:16px/1.7 Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #d5a33a;outline-offset:5px}[hidden]{display:none!important}.wordmark{font-family:Courgette,cursive;font-weight:400;color:var(--green)}.skip{position:fixed;top:-100px;left:20px;z-index:50;padding:12px;background:white}.skip:focus{top:12px}
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@media(min-width:1600px){.hero-brand .wordmark{font-size:125px}}
@media(max-width:850px){.section{padding:65px 22px}.abstract{grid-template-columns:1fr;gap:20px}.scene-viewer{grid-template-columns:1fr}.scene-viewer aside{display:block}.chapter-buttons{flex-direction:row;gap:24px}.scene-arrows{margin-top:18px}.scene-list{grid-template-columns:repeat(3,minmax(0,1fr))}.principles{gap:20px}.hero{min-height:520px}.hero-brand{padding:15px 22px}.pane-label{bottom:22%;font-size:9px}.hero-brand>span+span{font-size:9px}.nav>div{gap:16px}}
@media(max-width:560px){.hero{height:90svh;min-height:560px}.hero-panes{grid-template-columns:1fr;grid-template-rows:1fr 1fr}.hero-pane video{height:100%;max-height:45svh}.hero-brand{top:50%;padding:8px 20px}.hero-brand .wordmark{font-size:44px}.hero-top{top:14px;font-size:9px}.hero-top a{color:var(--green)}.hero-bottom{bottom:14px}.hero-bottom>a{color:white}.hero-bottom button{padding:6px 12px}.pane-label{bottom:12%;left:5%;font-size:8px}.reconstruction .pane-label{top:50px;bottom:auto}.hero-status{max-width:90%;bottom:52px}.nav{padding:12px 20px}.nav>.wordmark{font-size:23px}.nav>div{gap:11px;font-size:10px}.desktop{display:none}.actions{margin-bottom:45px}.principles{grid-template-columns:1fr}.scene-list{grid-template-columns:repeat(2,minmax(0,1fr))}.statistics{grid-template-columns:repeat(2,1fr);gap:20px}.statistics strong{font-size:31px}.section-heading h2{font-size:34px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
/* Full-frame reveal: both videos keep identical geometry; only the upper layer is clipped. */
.hero{--reveal:50%;background:#f6f8fa}.hero-panes{display:block}.hero-pane{position:absolute;inset:0;display:block}.hero-pane video{width:100%;height:100%;max-height:none;object-fit:contain}.hero-pane+.hero-pane{border:0}.rendering{z-index:0;background:#17251e}.reconstruction{z-index:1;clip-path:inset(0 calc(100% - var(--reveal)) 0 0)}.hero-brand{z-index:3;background:transparent;box-shadow:none;padding:0;border-radius:0}.hero-brand .wordmark{text-shadow:0 1px 3px #fff,0 2px 12px #ffffffd9,0 5px 24px #0005}.hero-top,.hero-bottom{z-index:5}.hero-top a,.hero-bottom>a{color:#fff;text-shadow:0 1px 4px #000}.hero-top>span{color:var(--ink);text-shadow:0 1px 4px #fff}.pane-label{bottom:12%;left:3%;padding:3px 8px;background:#f6f8fad9}.rendering .pane-label{left:auto;right:3%;background:#17251ec9;color:white}.initial{color:var(--green);font-weight:700}
#hero-divider{position:absolute;left:var(--reveal);top:0;bottom:0;width:44px;transform:translateX(-50%);z-index:4;cursor:ew-resize;touch-action:none;user-select:none;outline:none}
#hero-divider:before{content:"";position:absolute;left:21px;top:0;bottom:0;width:2px;background:#fff;box-shadow:0 0 4px #0005}
#hero-divider>span{position:absolute;left:0;top:65%;width:44px;height:44px;border:1px solid #fff;border-radius:50%;display:grid;place-items:center;background:#213c2dbb;color:white;font:24px Georgia,serif;box-shadow:0 2px 15px #0003}
#hero-divider:focus-visible>span{outline:3px solid #d5a33a;outline-offset:4px}
.nav>div{align-items:center}#hero-toggle{border:0;background:transparent;color:var(--green);font-size:15px;padding:0 3px;min-width:24px}.showcase-status{font-size:12px;text-align:center;margin:0;padding:0 20px}.showcase-status:empty{display:none}
.abstract{grid-template-columns:90px 1fr;gap:26px}.abstract h2{font:700 18px/1.9 Arial,Helvetica,sans-serif}.additional[open] summary>span{font-size:0}.additional[open] summary>span:after{content:'−';font-size:14px}@media(max-width:560px){.abstract{grid-template-columns:1fr;gap:10px}}
#authors{max-width:980px;margin:30px auto 12px;font-size:19px;line-height:2}.author-name{white-space:nowrap}.author-name sup{color:var(--green);font-size:11px;margin-left:3px}#affiliations{max-width:1000px;margin:0 auto 25px;display:flex;justify-content:center;flex-wrap:wrap;gap:4px 22px;color:var(--muted);font-size:13px}.affiliation sup{color:var(--green);margin-right:5px;font-size:10px}@media(max-width:560px){#authors{font-size:16px;line-height:2}#affiliations{font-size:12px;gap:5px 15px}}
.table-title{font-size:25px;margin:45px 0 16px}.table-title span{display:inline-block;font:12px Arial,sans-serif;color:var(--muted);margin-left:14px}.table-scroll{overflow-x:auto;max-width:100%;overscroll-behavior-x:contain;border-bottom:1px solid var(--line);scrollbar-color:#8ba996 #edf1ed}.paper-table{width:100%;border-collapse:separate;border-spacing:0;font-size:12px;line-height:1.5;font-variant-numeric:tabular-nums}.paper-table caption{text-align:left;font-size:12px;line-height:1.7;color:var(--muted);padding-bottom:16px;min-width:340px}.paper-table th,.paper-table td{padding:9px 10px;white-space:nowrap;text-align:right;border-bottom:1px solid #e9ede9}.paper-table thead th{text-align:center;background:#f1f5f1;font-weight:600;border-bottom:1px solid #bbcabc}.paper-table tr>:first-child{text-align:left;position:sticky;left:0;background:white;z-index:1}.paper-table thead tr>:first-child{background:#f1f5f1}.paper-table .dataset-row{position:static!important;background:#f6f8f5!important;color:var(--green);font-weight:500;padding-top:12px}.paper-table .best{background:#ffb2b2}.paper-table .second{background:#ffe5cc}.paper-table .rank{display:inline-block;min-width:48px;text-align:right;padding:1px 4px}.paper-table .unranked{background:white}.paper-table sup{font-size:.75em}.pose-table tr>:nth-child(8),.benchmark-table tr>:nth-child(3),.benchmark-table tr>:nth-child(9),.benchmark-table tr>:nth-child(16){border-left:1px solid #bdcabe}.paper-table tbody th{font-weight:400}.paper-table tbody strong{color:var(--green)}@media(max-width:560px){.table-title{font-size:22px}.table-title span{display:block;margin:8px 0 0}.paper-table{font-size:11px}.paper-table th,.paper-table td{padding:7px 8px}}
@media(max-width:560px){.hero{height:65svh;min-height:360px}.hero-panes{display:block}.hero-pane video{max-height:none}.hero-brand .wordmark{font-size:56px}.hero-top a{color:var(--green);text-shadow:0 1px 3px white}.reconstruction .pane-label{top:auto;bottom:17%}.rendering .pane-label{bottom:17%;font-size:8px}.hero-bottom>a{font-size:10px}#hero-divider>span{top:69%}}

/* Publication resources and citation. */
.resource-link{display:inline-flex;align-items:center;justify-content:center;gap:8px}
.resource-link svg{width:17px;height:17px;flex-shrink:0}
.resource-link[aria-disabled=true]{color:var(--muted);background:var(--wash);cursor:default}
.resource-link[href]:hover{border-color:var(--green);color:var(--green)}
.citation-section h2{text-align:center;font-size:clamp(36px,4vw,52px);letter-spacing:-.025em;margin-bottom:38px}
.citation-box{border:1px solid var(--line);background:var(--wash)}
.citation-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 20px;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}
#copy-citation{background:white;border:1px solid #c5d3c6;border-radius:4px;padding:9px 14px;color:var(--green);font-size:13px}
#copy-citation:hover{border-color:var(--green)}
.citation-box pre{margin:0;padding:26px;white-space:pre-wrap;overflow-wrap:anywhere;font:13px/1.9 Consolas,'Liberation Mono',monospace;color:#526057}
.citation-box pre:focus-visible{outline:3px solid #d5a33a;outline-offset:3px}
#citation-status{min-height:1.7em;margin:12px 0 0;font-size:12px;color:var(--muted)}
@media(max-width:560px){.citation-toolbar{padding:13px 16px}.citation-box pre{padding:18px;font-size:12px}.citation-section h2{margin-bottom:28px}}

.author-name a{color:var(--green);text-decoration:underline;text-decoration-color:#c5d3c6;text-underline-offset:4px;text-decoration-thickness:1px}.author-name a:hover{text-decoration-color:var(--green)}

#author-notes{display:flex;justify-content:center;flex-wrap:wrap;gap:4px 22px;margin:0 auto 18px;font-size:12px;color:var(--muted)}
#author-notes>span{white-space:nowrap}.role-symbol{color:var(--green);font-weight:700}.author-name .author-role{margin-left:2px;font-weight:700}