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.segmented button[aria-pressed=true]{background:white;color:var(--blue);box-shadow:0 1px 5px #16346215}
.benchmark-description{max-width:850px;color:var(--muted);font-size:.9375rem;line-height:1.8}
.benchmark-chart{padding:27px 0 4px;max-width:1000px;margin:auto}
.chart-axis{display:flex;justify-content:space-between;margin:0 65px 12px 185px;color:var(--muted);font-size:.75rem}
.benchmark-row{display:grid;grid-template-columns:170px 1fr 65px;gap:15px;align-items:center;min-height:43px}
.benchmark-method{font-size:.9375rem;line-height:1.5}
.benchmark-row .bar-track{height:17px;background:repeating-linear-gradient(90deg,#e9eef7 0,#e9eef7 calc(25% - 1px),#d5dfed calc(25% - 1px),#d5dfed 25%);border-radius:3px}
.benchmark-bar{display:block;height:100%;background:var(--blue);border-radius:3px;transition:width .22s ease}
.benchmark-value{font-size:.9375rem;font-weight:600;text-align:right;color:var(--ink)}
.task-details{border:1px solid #cfdbea;border-radius:12px;background:white;margin-top:26px;overflow:hidden}
.task-details>summary{cursor:pointer;padding:19px 22px;font-weight:600;font-size:1rem}
.task-details>summary span{float:right;font-size:.8125rem;color:var(--muted);font-weight:400;margin-left:18px}
.task-details[open]>summary{border-bottom:1px solid var(--line)}
.task-toolbar{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:17px 22px}
.task-toolbar label{font-size:.875rem;color:var(--muted)}
.task-toolbar select{margin-left:11px;max-width:290px;min-height:43px;border:1px solid #cfdbea;border-radius:7px;padding:6px 11px;background:white;color:var(--ink);font-size:.875rem}
.task-toolbar p{font-size:.8125rem;color:var(--muted);line-height:1.5}
.task-table-scroll{border-left:0;border-right:0;border-radius:0;border-bottom:0}
.task-table caption{padding-top:0}
.task-table th:first-child{min-width:290px}
.task-table th:not(:first-child),.task-table td{min-width:84px;text-align:center}
.task-table tbody th{white-space:normal;max-width:330px;line-height:1.5}
.task-table th small{font-size:.75rem;color:var(--muted);display:block;margin-bottom:3px}
.task-table tbody td{background:rgba(36,94,232,calc(.02 + var(--intensity) * .16));font-variant-numeric:tabular-nums}
.task-table tfoot{background:#edf3ff}
.task-table tfoot th,.task-table tfoot td{font-weight:600;color:var(--blue)}
.task-details>.small-note{margin:0;padding:15px 22px;background:#fcfdff}
abbr{text-decoration:none}
.platform-heading{display:flex;gap:12px;align-items:center;margin-bottom:17px}
.platform-heading h3{font-size:1.25rem}
.platform-number{display:grid;place-items:center;color:var(--blue);font-size:.75rem;font-weight:600;border:1px solid #d5e0f6;border-radius:6px;width:32px;height:32px;flex-shrink:0}
.task-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}
.task-tags span{font-size:.75rem;padding:3px 10px;color:#587095;border:1px solid #dbe4f1;border-radius:5px}
.video-section{background:#14223b;color:#f6f8fc}
.video-container{max-width:1080px;text-align:left}
.video-section .eyebrow{color:#a5c0ff}
.video-section .section-heading>p{color:#b6c4dc;font-size:.875rem}
.full-video{border-color:#3a4960}
.chapter-links{display:flex;gap:9px;justify-content:center;flex-wrap:wrap;margin-top:24px}
.chapter-links button{font-size:.875rem;border:1px solid #43546f;background:#1c2e4b;color:#c9d6eb;border-radius:7px;padding:9px 15px;min-height:42px}
.chapter-links button:hover,.chapter-links button[aria-pressed=true]{background:#e7efff;color:#19418e;border-color:#e7efff}
.video-meta{color:#a5b5ce;text-align:center}
.citation-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:62px;align-items:start}
.download-links{display:flex;flex-direction:column;gap:11px;margin-top:25px;font-size:.9375rem;align-items:flex-start}
.download-links a{padding:3px 0;border-bottom:1px solid #d9e4fb}
.code-note{font-size:.8125rem;color:var(--muted);margin-top:21px}
.citation-box{border:1px solid var(--line);border-radius:12px;overflow:hidden;min-width:0;background:#f7f9fc}
.citation-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;background:#edf2f9;border-bottom:1px solid var(--line);padding:11px 18px;font-size:.875rem;font-weight:600}
.citation-heading button{border:1px solid #cfd8e8;border-radius:6px;background:white;padding:7px 11px;min-height:38px;color:var(--blue);font-size:.8125rem}
.citation-box pre{font-size:.875rem;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere;margin:0;padding:21px;color:#3b4e6f}
.citation-box code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
#copy-status{font-size:.8125rem;color:var(--blue);padding:0 21px 15px;min-height:15px;margin:0}
#copy-status:empty{display:none}
.scope-details{border-top:1px solid var(--line);margin-top:45px;padding-top:22px;color:var(--muted)}
.scope-details summary{font-size:.9375rem;cursor:pointer;font-weight:600;color:#465774}
.scope-details>div{display:grid;grid-template-columns:1fr 1fr;gap:35px;padding-top:19px}
.scope-details p{font-size:.9375rem;line-height:1.8;margin:0}
@media(max-width:1000px){
.overview-grid{gap:35px}.experience-grid{gap:33px}.cotraining-layout{gap:35px}.replay-layout{gap:32px}.citation-grid{gap:35px}.stage-panel{gap:30px}
.comparison-row{grid-template-columns:105px 1fr;gap:13px}.comparison-chart{padding:20px}.headline-gain{gap:20px}.headline-gain strong{font-size:2.9rem}.data-scale strong{font-size:2.2rem}.data-scale strong small{font-size:1.5rem}
}
@media(max-width:760px){
.nav-links{gap:22px}.hero .authors{font-size:.875rem}.hero .affiliations{font-size:.875rem;gap:3px 17px}.publication-title{font-size:1.5rem}.hero-media video{aspect-ratio:16/9}.media-heading{flex-wrap:wrap;gap:4px;padding:10px 12px}
.section{padding-top:57px;padding-bottom:57px}.overview-grid,.stage-panel,.experience-grid,.replay-layout,.cotraining-layout,.citation-grid{grid-template-columns:1fr}.overview-grid{gap:27px}.section-kicker{margin-top:18px;max-width:none}
.section-heading{display:block;margin-bottom:26px}.section-heading>p{max-width:none;margin-top:15px}.contribution-grid{gap:25px}.contribution-grid h3{font-size:1.0625rem}.contribution-grid p{font-size:.875rem}
.stage-panel{gap:24px;padding-top:25px}.stage-copy h3{font-size:1.5rem}.stage-tab{padding:11px 7px;font-size:.8125rem;min-height:77px}.stage-tabs{gap:5px}
.experience-copy>h3{margin-top:23px}.experience-grid{gap:27px}.data-scale{gap:25px}.data-scale strong{font-size:2.7rem}.data-scale strong small{font-size:1.8rem}.dataset-stats{gap:45px}
.experiment-heading{display:block}.experiment-heading>p{max-width:none;margin-top:13px}.experiment-block{padding:32px 0}.replay-result{padding-top:4px}.replay-result .result-value{font-size:4.2rem}.cotraining-layout{gap:28px}
.benchmark-block .experiment-heading{display:flex;align-items:flex-start;flex-wrap:wrap}.comparison-row{grid-template-columns:140px 1fr}.headline-gain strong{font-size:3.5rem}
.platform-heading h3{font-size:1.0625rem}.platform-heading{gap:9px}.citation-grid{gap:28px}.download-links{flex-direction:row;flex-wrap:wrap;gap:13px 23px}.scope-details>div{grid-template-columns:1fr;gap:16px}
}
@media(max-width:640px){
.nav-links{gap:19px}.nav-paper span{display:none}.publication-title{font-size:1.4rem}.hero .author-notes{gap:2px 12px}.hero .affiliations{gap:2px 16px}.authors{line-height:2}
.resource-links{gap:9px;max-width:330px;margin-left:auto;margin-right:auto}.project-stats{grid-template-columns:1fr 1fr;padding:0;margin-top:25px}.project-stats div{padding:17px 0}.project-stats div:nth-child(3){border-left:0}.project-stats div:nth-child(n+3){border-top:1px solid var(--line)}.project-stats dt{font-size:1.9rem}.project-stats dd{font-size:.8125rem;line-height:1.6}
.contribution-grid{grid-template-columns:1fr;gap:22px;margin-top:28px;padding-top:24px}.contribution-grid article{display:grid;grid-template-columns:30px 1fr;gap:0 13px}.section-number{grid-row:span 2;margin:0;padding-top:3px}.contribution-grid h3{margin-bottom:8px}.contribution-grid p{font-size:.9375rem}
.stage-tabs{grid-template-columns:1fr 1fr;gap:7px}.stage-tab{min-height:66px;font-size:.875rem;padding:9px 11px;background:#edf2fa;border-radius:7px 7px 0 0}.stage-tab span{display:inline-block;margin:0 8px 0 0}
.calibration-note{font-size:.75rem;text-align:left}.data-scale{gap:17px}.data-scale strong{font-size:2.2rem}.data-scale strong small{font-size:1.5rem}.data-scale span:not(.scale-divider){font-size:.75rem;max-width:150px}.scale-divider{width:15px}
.dataset-stats{gap:35px}.evaluation-overview{grid-template-columns:1fr;gap:18px;padding-bottom:23px}.evaluation-overview a{grid-template-columns:25px 1fr}
.reconstruction-table{min-width:780px}.reconstruction-table caption{padding:12px 15px}.reconstruction-table th,.reconstruction-table td{padding:12px 15px}
.cotraining-layout h3{font-size:1.5rem}.headline-gain{gap:22px}.headline-gain strong{font-size:3rem}.gain-separator{width:23px}.comparison-row{grid-template-columns:105px 1fr;gap:12px}.comparison-chart{padding:19px 16px}.comparison-row h4{font-size:.875rem}
.segmented button{padding:7px 13px}.benchmark-row{grid-template-columns:108px 1fr 48px;gap:9px;min-height:49px}.benchmark-method{font-size:.875rem}.benchmark-value{font-size:.875rem}.chart-axis{margin-left:117px;margin-right:57px;font-size:.75rem}.benchmark-chart{padding-top:22px}
.task-details>summary{padding:16px;font-size:.9375rem}.task-details>summary span{display:block;float:none;margin-left:20px;margin-top:3px}.task-toolbar{display:block;padding:16px}.task-toolbar label{display:block}.task-toolbar select{display:block;margin:8px 0 0;width:100%;max-width:none}.task-toolbar p{margin-top:12px}.task-details>.small-note{padding:14px 16px}
.platform-heading h3{font-size:1.2rem}.chapter-links{justify-content:flex-start;gap:8px}.chapter-links button{font-size:.8125rem;padding:8px 12px}
.citation-heading{padding:10px 14px}.citation-box pre{padding:17px;font-size:.8755rem}#copy-status{padding-left:17px;padding-right:17px}.scope-details{margin-top:31px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.benchmark-bar{transition:none}}
@media print{.chapter-links,.segmented,.citation-heading button{display:none}.video-section{background:white;color:var(--ink)}.stage-panel[hidden]{display:grid!important}.stage-tabs{display:none}.table-scroll{overflow:visible}}

html{scroll-padding-top:110px}.table-scroll td{color:var(--ink);font-weight:400}.table-scroll .ours td{color:var(--blue);font-weight:600}.task-table tfoot td{color:var(--blue);font-weight:600}
@media(max-width:760px){.nav{flex-wrap:wrap;gap:10px;padding-top:11px;padding-bottom:10px}.nav-links{order:3;justify-content:center;width:100%;padding-top:3px}.nav-paper{min-height:36px}html{scroll-padding-top:140px}}

/* Readable research copy and touch controls. */
.contribution-grid p,.feature-list,.policy-path p,.scope-details p,.download-links{font-size:1rem}.small-note{font-size:.875rem!important}.citation-heading button,.segmented button{font-size:.875rem;min-height:44px}.authors sup,.affiliations sup{font-size:.75rem}
@media(max-width:640px){.nav-links{flex-wrap:wrap;gap:3px 14px}.nav-links a,.nav-paper{font-size:.875rem}.contribution-grid p{font-size:1rem}}

.cotraining-layout>*{min-width:0}
@media(max-width:360px){.headline-gain{gap:16px}.headline-gain strong{font-size:2.65rem}.gain-separator{width:16px}.comparison-row{grid-template-columns:85px minmax(0,1fr)}.chart-axis span:nth-child(2),.chart-axis span:nth-child(4){display:none}}

/* More space for the project heading and an intentional video cover. */
.hero{padding-top:clamp(64px,6vw,88px)}
.hero .project-word{margin-top:24px}
.publication-title{margin-top:18px}
.hero .authors{margin-top:24px}
.hero-summary{margin-top:24px}
.hero .resource-links{margin-top:28px}
.hero-media{margin-top:42px}
.reconstruction-table td{font-variant-numeric:tabular-nums;letter-spacing:0}
.video-section .section-heading{align-items:center;gap:44px;margin-bottom:34px}
.video-section .section-heading h2{max-width:620px;font-size:clamp(1.8rem,3vw,2.35rem);line-height:1.25}
.video-section .section-heading>p{flex-shrink:0}
.video-player{position:relative;aspect-ratio:16/9;border-radius:14px;overflow:hidden;border:1px solid #40526f;background:#0c192e;isolation:isolate}
.video-player .full-video{height:100%;object-fit:contain;border:0;border-radius:0}
.video-cover{position:absolute;inset:0;display:flex;width:100%;height:100%;align-items:center;border:0;padding:clamp(24px,4.4vw,58px);background:#0c192e;color:#f5f8ff;text-align:left;overflow:hidden;cursor:pointer}
.video-cover-image{position:absolute;inset:0 0 0 auto;height:100%;width:68%;object-fit:cover;object-position:center;opacity:.65}
.video-cover::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#0c192e 0%,#0c192ef5 28%,#0c192e8c 56%,#0c192e15 100%);pointer-events:none}
.video-cover-copy{position:relative;z-index:1;display:flex;align-items:flex-start;flex-direction:column;max-width:66%}
.video-cover-kicker{font-size:.875rem;font-weight:600;letter-spacing:.2em;color:#a8c5ff;margin-bottom:17px}
.video-cover-title{font-size:clamp(2.4rem,5.7vw,4.6rem);font-weight:600;line-height:1.1;letter-spacing:-.05em}
.video-cover-subtitle{font-size:clamp(1rem,2.1vw,1.5rem);line-height:1.5;color:#c8d6ed;margin-top:20px}
.video-cover-play{display:inline-flex;align-items:center;gap:12px;padding:10px 20px;border-radius:999px;background:#f5f8ff;color:#172c4c;font-size:.9375rem;font-weight:600;margin-top:30px;min-height:46px;transition:background .15s,transform .15s}
.video-cover-play svg{width:19px;height:19px;fill:currentColor}
.video-cover-play small{font-size:.8125rem;font-weight:400;color:#5a6b83;margin-left:13px}
.video-cover:hover .video-cover-play{background:#dce8ff;transform:translateY(-1px)}
.video-cover:focus-visible{outline:3px solid #b1ccff;outline-offset:-6px}
@media(max-width:760px){.hero{padding-top:52px}.hero .project-word{margin-top:22px}.hero-media{margin-top:36px}.video-section .section-heading>p{margin-top:15px}.video-cover{padding:30px}.video-cover-play{margin-top:22px}.video-cover-subtitle{margin-top:15px}}
@media(max-width:640px){.hero{padding-top:44px}.hero .authors{margin-top:21px}.hero-summary{margin-top:22px}.video-player{aspect-ratio:4/3}.video-cover{padding:22px}.video-cover-copy{max-width:78%}.video-cover-kicker{font-size:.75rem;letter-spacing:.13em;margin-bottom:8px}.video-cover-title{font-size:2.3rem}.video-cover-subtitle{font-size:.875rem;margin-top:8px}.video-cover-play{min-height:36px;padding:6px 13px;font-size:.875rem;gap:7px;margin-top:15px}.video-cover-play svg{width:15px;height:15px}.video-cover-play small{font-size:.75rem;margin-left:7px}}
@media(max-width:360px){.video-cover{padding:16px}.video-cover-title{font-size:1.95rem}.video-cover-kicker{margin-bottom:5px}.video-cover-subtitle{font-size:.8125rem;line-height:1.4}.video-cover-play{margin-top:10px}}
@media(prefers-reduced-motion:reduce){.video-cover-play{transition:none}.video-cover:hover .video-cover-play{transform:none}}
@media print{.video-cover{display:none}}

/* Editorial serif headings informed by Claude's wider, upright typography. */
@font-face{font-family:'DEXTERA Display';src:url('assets/DEXTERADisplay-Regular.ttf') format('truetype');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Instrument Serif';src:url('assets/InstrumentSerif-Regular.ttf') format('truetype');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Source Serif 4';src:url('assets/SourceSerif4-Variable.ttf') format('truetype');font-weight:200 900;font-style:normal;font-display:swap}
:root{--display-font:'Source Serif 4',Georgia,'Times New Roman',serif;--twist-font:'DEXTERA Display','Instrument Serif',Georgia,serif;--statement-font:var(--display-font);--intro-travel:68svh}
html{scroll-padding-top:var(--site-header-height,77px)}
h2{font-family:var(--display-font);font-weight:400;font-style:normal;font-optical-sizing:auto;letter-spacing:0;line-height:1.18}
.section-heading h2{font-size:clamp(2rem,3.45vw,2.8rem)}
#overview-title{font-size:clamp(2rem,3.1vw,2.55rem)}
.hero .project-word{font-family:var(--twist-font);font-weight:400;letter-spacing:-.012em;font-size:clamp(3.6rem,7.7vw,6.2rem)}
.publication-title{font-family:var(--display-font);font-weight:400;font-style:normal;font-optical-sizing:auto;font-size:clamp(1.65rem,2.8vw,2.35rem);line-height:1.28;letter-spacing:0}
.video-cover-title{font-family:var(--display-font);font-weight:400;font-style:normal;font-optical-sizing:auto;letter-spacing:0}
.video-section .section-heading h2{font-size:clamp(2rem,3.15vw,2.7rem);line-height:1.2}
.landing-stage{position:relative;z-index:5;pointer-events:none;scroll-margin:0}
.research-content{position:relative;z-index:0;isolation:isolate;background:white}
.landing{position:relative;min-height:100vh;min-height:100svh;display:grid;grid-template-rows:auto 1fr auto;gap:36px;padding:32px clamp(24px,4.4vw,72px) 35px;background:#080f1a;color:#f6f7fb;overflow:hidden;isolation:isolate;pointer-events:none}
.has-scroll-cover .landing-stage{height:calc(100svh + var(--intro-travel))}
.has-scroll-cover .landing{position:sticky;top:0;height:100svh;min-height:0;opacity:var(--cover-opacity,1);-webkit-mask-image:linear-gradient(to bottom,#000 0%,#000 calc(50% - var(--dissolve-gap,0%) - var(--dissolve-feather,0%)),transparent calc(50% - var(--dissolve-gap,0%)),transparent calc(50% + var(--dissolve-gap,0%)),#000 calc(50% + var(--dissolve-gap,0%) + var(--dissolve-feather,0%)),#000 100%);mask-image:linear-gradient(to bottom,#000 0%,#000 calc(50% - var(--dissolve-gap,0%) - var(--dissolve-feather,0%)),transparent calc(50% - var(--dissolve-gap,0%)),transparent calc(50% + var(--dissolve-gap,0%)),#000 calc(50% + var(--dissolve-gap,0%) + var(--dissolve-feather,0%)),#000 100%)}
.has-scroll-cover .research-content{margin-top:-100svh}
.landing.has-dissolved{pointer-events:none;visibility:hidden}
.landing .motion-toggle,.landing .landing-scroll{pointer-events:auto}
.landing-backdrop{position:absolute;inset:0;z-index:-2;background:#080f1a;filter:blur(var(--cover-blur,0px))}
.landing-backdrop img,.landing-backdrop video{position:absolute;width:100%;height:100%;inset:0;object-fit:contain;object-position:center;filter:saturate(.70)}
.landing-backdrop video{opacity:0;transition:opacity .7s ease}
.landing.is-playing .landing-backdrop video{opacity:1}
.landing::after{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,#050c19d9 0%,#050c193b 20%,#050c195c 49%,#050c1973 78%,#050c19e8 100%),radial-gradient(ellipse at center,#050c1933,#050c1940);pointer-events:none}
.landing-topline{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid #ffffff29;padding-bottom:23px}
.landing-mark{font-size:.875rem;font-weight:600;letter-spacing:.11em;line-height:1.5}
.motion-toggle{display:inline-flex;align-items:center;gap:8px;min-height:40px;padding:6px 12px;border:1px solid #ffffff42;border-radius:999px;background:#07122166;color:#e3eaf6;font-size:.8125rem;font-weight:400;backdrop-filter:blur(12px)}
.motion-toggle:hover{background:#ffffff1c;border-color:#ffffff8c}
.motion-toggle:focus-visible,.landing-scroll:focus-visible{outline-color:#c9dcff}
.motion-icon{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.landing-content{align-self:center;text-align:center;padding:26px 0 40px}
.landing-topline{transform:translateY(calc(-1 * var(--edge-drift,0px)))}
.landing-bottomline{transform:translateY(var(--edge-drift,0px))}
.landing-kicker,.landing-statement{opacity:var(--copy-opacity,1)}
.landing-kicker{font-size:.8125rem;font-weight:400;letter-spacing:.2em;color:#d1deef;line-height:1.6;margin-bottom:22px}
.landing h1{position:relative;font-family:var(--twist-font);font-weight:400;font-size:clamp(4.15rem,17vw,15rem);line-height:.98;letter-spacing:-.018em;color:#fff;text-shadow:0 4px 40px #050b1a30;margin:0}
.landing-title-text{color:transparent;text-shadow:none}
.landing-title-half{position:absolute;inset:0;text-align:center;pointer-events:none}
.title-upper{clip-path:inset(0 0 50%);transform:translateY(calc(-1 * var(--title-split,0px)))}
.title-lower{clip-path:inset(50% 0 0);transform:translateY(var(--title-split,0px))}
.landing-statement{font-family:var(--statement-font);font-weight:400;font-style:normal;font-optical-sizing:auto;font-size:clamp(1.7rem,3vw,2.4rem);line-height:1.28;letter-spacing:0;color:#e9eef5;margin:30px auto 0;max-width:760px}
.landing-bottomline{display:grid;grid-template-columns:1fr auto 1fr;align-items:end;gap:30px;border-top:1px solid #ffffff29;padding-top:24px}
.landing-path{font-size:.8125rem;font-weight:600;letter-spacing:.16em;color:#dbe5f7;line-height:1.7}
.landing-path span{color:#93afd4;margin:0 10px;font-weight:400}
.landing-scroll{display:flex;align-items:center;gap:11px;justify-content:center;color:#e4ecf9;font-size:.875rem;line-height:1.5;min-height:44px;padding:4px 10px}
.landing-scroll:hover{color:white;text-decoration:none}
.scroll-mouse{height:27px;width:18px;border:1px solid #d7e5ff88;border-radius:12px;position:relative;flex-shrink:0}
.scroll-mouse i{position:absolute;left:7px;top:6px;height:6px;width:2px;background:#d3e1fc;border-radius:1px;animation:scroll-hint 1.8s ease-in-out infinite}
.landing-footnote{text-align:right;color:#becbdf;font-size:.75rem;line-height:1.65;display:flex;flex-direction:column;gap:1px}
.hero.scroll-reveal{opacity:0;transition:opacity .7s ease}
.hero.scroll-reveal.is-visible{opacity:1}
.hero.scroll-reveal>.journey,.hero.scroll-reveal>.project-word,.hero.scroll-reveal>.publication-title{transform:translateY(18px);transition:transform .7s cubic-bezier(.2,.7,.3,1)}
.hero.scroll-reveal.is-visible>.journey,.hero.scroll-reveal.is-visible>.project-word,.hero.scroll-reveal.is-visible>.publication-title{transform:none}
@keyframes scroll-hint{0%,100%{transform:translateY(0);opacity:.6}50%{transform:translateY(6px);opacity:1}}
@media(max-width:760px){.landing{gap:28px;padding:23px 30px 26px}.landing-topline{padding-bottom:18px}.landing-content{padding:20px 0 27px}.landing-kicker{font-size:.75rem;letter-spacing:.15em}.landing-bottomline{gap:15px;padding-top:18px}.landing-path{font-size:.75rem}.landing-path span{margin:0 6px}.landing-footnote{font-size:.75rem}.landing-scroll{font-size:.8125rem;gap:8px}.landing-statement{font-size:2.25rem}}
@media(max-width:640px){.landing{padding:21px 22px 24px;gap:28px}.landing-mark{font-size:.8125rem}.landing-kicker{font-size:.75rem;letter-spacing:.12em;margin-bottom:21px}.landing h1{font-size:clamp(4.05rem,18.5vw,7.2rem)}.landing-statement{font-size:2rem;line-height:1.18;margin-top:23px}.landing-bottomline{grid-template-columns:1fr 1fr;gap:16px 14px}.landing-path{grid-column:1;grid-row:1;align-self:center;font-size:.75rem;letter-spacing:.08em}.landing-path span{margin:0 5px}.landing-scroll{grid-column:2;grid-row:1;justify-content:flex-end;padding:3px 0}.landing-footnote{grid-column:1/-1;grid-row:2;flex-direction:row;justify-content:space-between;gap:10px;text-align:left;font-size:.75rem}.motion-toggle{font-size:.75rem;min-height:38px;padding:6px 10px}.publication-title{font-size:1.9rem}.hero .project-word{font-size:3.8rem}.video-cover-title{font-size:2.5rem}.video-section .section-heading h2{font-size:2.25rem}.section-heading h2{font-size:2.2rem}}
@media(max-width:360px){.landing{padding-left:18px;padding-right:18px}.landing-kicker{letter-spacing:.08em}.landing h1{font-size:3.95rem}.landing-statement{font-size:1.85rem}.landing-bottomline{gap:13px 8px}.landing-path{font-size:.75rem;letter-spacing:.03em}.landing-path span{margin:0 3px}.landing-scroll{font-size:.75rem}.landing-footnote{flex-direction:column;gap:2px}.video-cover-title{font-size:2.1rem}}
@media(max-width:640px){.landing-content{align-self:stretch;display:flex;flex-direction:column;padding:6svh 0 3svh}.landing-statement{margin-top:auto}.landing-backdrop img,.landing-backdrop video{object-position:center 52%}}
@media(max-width:640px) and (max-height:620px){.landing-content{align-self:center;display:block;padding:8px 0}.landing-statement{margin-top:16px}.landing-kicker{margin-bottom:12px}}
@media(max-height:570px) and (min-width:641px){.landing{gap:16px;padding-top:18px;padding-bottom:18px}.landing-topline{padding-bottom:12px}.landing-content{padding:0}.landing h1{font-size:clamp(4rem,12vw,9rem)}.landing-kicker{margin-bottom:8px}.landing-statement{font-size:1.8rem;margin-top:13px}.landing-bottomline{padding-top:12px}}
@media(prefers-reduced-motion:reduce){.landing-backdrop{filter:none}.landing-topline,.landing-bottomline,.landing-title-half{transform:none!important}.landing-kicker,.landing-statement{opacity:1!important}.landing-backdrop video{transition:none}.scroll-mouse i{animation:none}.hero.scroll-reveal{opacity:1;transition:none}.hero.scroll-reveal>.journey,.hero.scroll-reveal>.project-word,.hero.scroll-reveal>.publication-title{transform:none;transition:none}}
@media print{.landing-stage{display:none!important}.research-content{margin-top:0!important}.hero.scroll-reveal{opacity:1;transform:none}}

/* Keep the wider serif comfortable in narrow columns and on phones. */
@media(min-width:641px) and (max-width:900px){#overview-title{font-size:clamp(1.65rem,3.6vw,2rem)}}
@media(max-width:640px){#overview-title{font-size:clamp(1.55rem,7.7vw,2rem)}.section-heading h2,.video-section .section-heading h2{font-size:clamp(1.8rem,7.5vw,2.2rem)}.publication-title{font-size:clamp(1.5rem,6.5vw,1.8rem);line-height:1.32}.landing-statement{font-size:clamp(1.55rem,7vw,1.85rem);line-height:1.28}}
@media(max-width:360px){#overview-title{font-size:clamp(1.35rem,7vw,1.575rem)}}

/* A compact viewer for the supplied real-to-sim scene assets. */
.hero-summary{max-width:740px;margin-left:auto;margin-right:auto;text-wrap:pretty}
.citation-only{max-width:1000px}.citation-only .citation-heading h2{font-family:var(--display-font);font-size:1.7rem;color:inherit;margin:0;font-weight:400}
.scene-shell{display:grid;grid-template-columns:252px minmax(0,1fr);border:1px solid #26313d;border-radius:16px;background:#101820;color:#e8edf1;overflow:hidden;box-shadow:0 18px 50px #17324412;text-align:left}
.scene-sidebar{padding:23px 20px;background:#151f29;border-right:1px solid #2b3642;min-width:0}
.scene-sidebar-heading{display:flex;align-items:center;gap:8px;font-size:.77rem;letter-spacing:.015em;color:#edf3f8;margin-bottom:29px}
.scene-dot{width:6px;height:6px;border-radius:50%;background:#91b2e6;box-shadow:0 0 0 4px #9ab6e011;flex-shrink:0}
.scene-field{margin-bottom:21px}.scene-field label{display:block;margin:0 0 8px;font-size:.72rem;font-weight:500;color:#aab7c4}
.scene-field select{display:block;width:100%;min-height:43px;padding:9px 11px;background:#1e2a36;color:#eef3f9;border:1px solid #41505e;border-radius:7px;font-family:inherit;font-size:.79rem;cursor:pointer}
.scene-field select:hover{border-color:#7891ac}.scene-field select:disabled{opacity:.6;cursor:default}
.scene-field p{font-size:.68rem;line-height:1.5;color:#9dadbd;margin:8px 0 0}
.scene-reference{margin:29px 0 0}.scene-reference figcaption{display:flex;justify-content:space-between;font-size:.69rem;color:#dce5ee;margin-bottom:9px}.scene-reference figcaption span{color:#95a7b8}
.scene-reference a{display:block;border-radius:7px;overflow:hidden;border:1px solid #3a4753}.scene-reference img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:contain;background:#121820}
.scene-object-list{font-size:.68rem;line-height:1.7;color:#a9b7c4;margin:11px 0 0}
.scene-main{min-width:0;display:flex;flex-direction:column}.scene-toolbar{min-height:60px;padding:11px 17px;display:flex;align-items:center;justify-content:space-between;gap:12px;background:#111b24;border-bottom:1px solid #263440}
.scene-view-label{font-size:.72rem;color:#c1d0df;white-space:nowrap}.scene-camera-controls{display:flex;gap:6px;align-items:center}
.scene-camera-controls button{font-size:.68rem;min-height:33px;background:#1c2935;color:#dce7f2;border:1px solid #3b4a58;border-radius:6px;padding:6px 9px;white-space:nowrap}.scene-camera-controls button:hover:not(:disabled){border-color:#839bb5;background:#293c50}.scene-camera-controls button[aria-pressed=true]{background:#344c69;border-color:#8198b3}.scene-camera-controls button:disabled{opacity:.38;cursor:default}.scene-camera-controls svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.4}
.scene-viewport{position:relative;width:100%;aspect-ratio:4/3;min-height:360px;overflow:hidden;background:#0a1118;isolation:isolate}
.scene-saved-preview,.scene-viewport canvas{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:contain}.scene-viewport canvas{touch-action:none;outline-offset:-4px}.scene-viewport [hidden]{display:none!important}
.scene-saved-preview{opacity:.66}.scene-load-panel{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;padding:24px 24px 43px;text-align:center;background:linear-gradient(180deg,transparent 15%,#08131a13 45%,#08131ad9 85%);z-index:1;pointer-events:none}.scene-load-panel>*{pointer-events:auto}
.scene-load-title{font-family:var(--display-font);font-size:clamp(1.5rem,2.5vw,2rem);color:#f4f6f8;margin:0 0 9px;line-height:1.2}.scene-load-panel p:not(.scene-load-title){font-size:.74rem;line-height:1.5;color:#becddd;margin:0 0 16px;max-width:360px}
.scene-load-button{background:#e9eef3;color:#102136;border:1px solid #d8e2eb;border-radius:7px;font-size:.76rem;font-weight:600;padding:12px 19px;display:flex;align-items:center;gap:24px;min-height:43px}.scene-load-button:hover{background:white}.scene-load-button:disabled{opacity:.65;cursor:wait}
.scene-load-panel progress{width:min(230px,70%);height:5px;accent-color:#a3c2ee;margin-top:16px}.scene-load-panel.is-loading{justify-content:center;background:#071019d9}.scene-load-panel.is-loading .scene-load-title{font-size:1.5rem}
.scene-bottom-bar{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 15px;padding:13px 17px;border-top:1px solid #263440;font-size:.65rem;line-height:1.6;color:#adbfcd}.scene-controls-hint{color:#869aab}.scene-note{max-width:850px;line-height:1.65}
.scene-shell.is-live .scene-saved-preview{display:none}.scene-shell.is-live .scene-load-panel[hidden]{display:none}.scene-shell:fullscreen{border-radius:0;max-width:none;width:100vw;height:100vh;grid-template-columns:280px minmax(0,1fr)}.scene-shell:fullscreen .scene-viewport{aspect-ratio:auto;flex:1;min-height:0}
.scene-shell select:focus-visible,.scene-shell button:focus-visible,.scene-shell a:focus-visible,.scene-shell canvas:focus-visible{outline:2px solid #a8c8f7;outline-offset:3px}
@media(max-width:1000px){.scene-shell{grid-template-columns:220px minmax(0,1fr)}.scene-sidebar{padding:20px 16px}.scene-viewport{min-height:340px}}
@media(max-width:700px){.scene-shell{grid-template-columns:1fr}.scene-sidebar{display:grid;grid-template-columns:1fr 1fr;gap:0 14px;border-right:0;border-bottom:1px solid #2b3642;padding:18px}.scene-sidebar-heading{grid-column:1/-1;margin-bottom:16px}.scene-field{margin-bottom:12px}.scene-reference{grid-column:1;margin:0}.scene-object-list{grid-column:2;align-self:center;margin:0;font-size:.72rem}.scene-reference img{max-height:150px}.scene-reference figcaption{font-size:.65rem}.scene-field select{font-size:.72rem;padding:8px}.scene-field p{font-size:.63rem}.scene-viewport{min-height:0;aspect-ratio:4/3}.scene-toolbar{padding:9px 12px;min-height:52px}.scene-camera-controls button{font-size:.62rem;padding:5px 7px}.scene-view-label{font-size:.66rem}.scene-load-panel{padding:20px 15px 25px}.scene-bottom-bar{padding:11px 12px}.scene-controls-hint{font-size:.63rem}.scene-shell:fullscreen{grid-template-columns:1fr}.scene-shell:fullscreen .scene-sidebar{display:none}.scene-note{font-size:.78rem}}
@media print{.scene-load-panel,.scene-camera-controls,.scene-controls-hint{display:none}.scene-shell{box-shadow:none}.scene-saved-preview{opacity:1}}
@media(max-width:820px){.nav{flex-wrap:wrap;gap:8px 16px;padding-top:12px;padding-bottom:12px}.nav-links{order:3;width:100%;justify-content:center;flex-wrap:wrap;gap:9px 17px;padding-top:4px}}

/* Lead with the interactive workspace, then introduce the physical rollouts. */
.hero-interactive{text-align:left;padding-top:42px}
.hero-interactive .scene-note{margin-top:16px}
.hero-rollouts{padding-top:0}
.hero-rollouts .hero-media{margin-top:0}
@media(max-width:640px){.hero-interactive{padding-top:32px}}