:root{--paper:#f6f5f1;--ink:#18251e;--muted:#667168;--line:#d8ddd5;--accent:#446551}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font-family:'Avenir Next',Avenir,'Segoe UI',sans-serif}a{color:inherit;text-decoration:none}button,select,input{font:inherit}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #cb892f;outline-offset:4px}.nav{height:68px;padding:0 4vw;display:flex;align-items:center;justify-content:space-between;gap:24px}.wordmark{font-size:25px;font-weight:750;letter-spacing:-1px}.wordmark span{color:var(--accent);margin-left:5px}.nav nav{display:flex;gap:26px;font-size:12px;align-items:center}.nav nav a:hover{color:var(--accent)}.skip-link{position:fixed;top:-80px;left:20px;background:white;padding:16px;z-index:10}.skip-link:focus{top:10px}.cinema-sticky{position:relative;height:calc(100svh - 68px);min-height:570px;max-height:1050px;overflow:hidden;background:#bfc8bd;color:white}.video-wall{position:absolute;inset:0}.video-wall video{display:block;width:100%;height:100%;object-fit:cover}.cinema-shade{position:absolute;inset:0;background:linear-gradient(180deg,#06160b08,#091b1133 45%,#081a166b)}.cinema-copy{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;pointer-events:none;text-align:center;text-shadow:0 2px 30px #00150799}.cinema-copy .eyebrow{font-size:10px;letter-spacing:2.5px;font-weight:600}.cinema-copy h1{font-size:clamp(75px,8.6vw,142px);letter-spacing:-.065em;line-height:1;margin:16px 0;font-weight:700}.cinema-copy p{font-size:20px;margin:5px 0;letter-spacing:-.4px}.cover-bottom{position:absolute;bottom:24px;left:4vw;right:4vw;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:9px;letter-spacing:1.7px}.cover-bottom button{border:1px solid 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/* Progressive cover reveal keeps one video decoder and reveals its tiles in waves. */
.hero-reveal{position:absolute;inset:0;display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(3,1fr);pointer-events:none;overflow:hidden}.hero-reveal span{background:#192b23;transform-origin:50% 0;animation:reveal-tile 1.15s cubic-bezier(.22,.7,.18,1) var(--delay) both;will-change:transform,opacity}.cinema-copy{animation:reveal-title 1.3s cubic-bezier(.2,.7,.2,1) .3s both}.cover-bottom{animation:reveal-title 1.2s ease .9s both}@keyframes reveal-tile{0%{transform:scaleY(1);opacity:1}65%{opacity:1}100%{transform:scaleY(0);opacity:0}}@keyframes reveal-title{from{opacity:0;translate:0 18px}to{opacity:1;translate:0 0}}@media(max-width:600px){.hero-reveal{grid-template-columns:repeat(2,1fr)}.hero-reveal span:nth-child(n+7){display:none}}@media(prefers-reduced-motion:reduce){.hero-reveal{display:none}.cinema-copy,.cover-bottom{animation:none}}

/* Public release: paper figures and result hierarchy; retain the original visual language. */
.paper-overview{padding-top:60px;padding-bottom:70px}
.paper-figure{margin:36px 0 0;background:white;padding:24px;border:1px solid var(--line)}
.paper-figure img{display:block;width:100%;height:auto}
.paper-figure figcaption{font-size:12px;color:var(--muted);line-height:1.7;padding-top:18px}
.result-subsection{margin-top:64px;padding-top:42px;border-top:1px solid var(--line)}
.result-subsection h3,.real-results h3{font-size:clamp(24px,3vw,36px);letter-spacing:-.7px;margin:12px 0 20px}
.real-results{display:grid;grid-template-columns:1fr 1fr;gap:48px;border-top:1px solid var(--line);margin-top:48px;padding-top:36px}
.real-results p{line-height:1.8;color:var(--muted)}
#method .diagram{background:white}#method .diagram img{height:auto}
@media(max-width:650px){.paper-figure{padding:10px}.real-results{grid-template-columns:1fr;gap:8px}}

.results .section-head p,.results .real-results p{color:#c5d2c5}

/* Paper masthead: author credits over the existing full-bleed video mosaic. */
.cinema-sticky{min-height:800px;max-height:none}
.cinema-shade{background:linear-gradient(180deg,rgba(8,18,14,.24),rgba(8,18,14,.58) 46%,rgba(8,18,14,.68) 82%,rgba(8,18,14,.48))}
.cinema-copy{padding:48px 5vw 92px;pointer-events:auto}
.cinema-copy h1{margin:26px 0 32px;letter-spacing:normal;line-height:1.12;max-width:1200px}
.hero-name{display:block;font-size:clamp(86px,9.8vw,154px);font-weight:750;letter-spacing:-.065em;line-height:1;margin-bottom:24px}
.hero-paper-title{display:block;font-size:clamp(25px,2.65vw,42px);font-weight:600;letter-spacing:-.045em;line-height:1.18;text-wrap:balance}
.hero-credits{max-width:1090px}
.hero-authors{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 22px;font-size:17px;font-weight:500;line-height:1.55}
.hero-authors .author{white-space:nowrap}
.hero-credits sup{font-size:.64em;vertical-align:super;line-height:0;margin-left:2px}
.hero-affiliations{display:flex;flex-wrap:wrap;justify-content:center;gap:6px 20px;margin:20px auto 0;max-width:1000px;font-size:12px;line-height:1.6;color:#f0f1eb}
.hero-affiliations span{white-space:nowrap}
.hero-contributions{display:flex;justify-content:center;gap:24px;margin-top:12px;font-size:11px;color:#edf0e9}
.hero-links{display:flex;justify-content:center;gap:12px;margin-top:26px}
.hero-links a{font-size:14px;font-weight:600;border:1px solid #ffffff8c;border-radius:100px;padding:12px 26px;background:#ffffff12;backdrop-filter:blur(8px);transition:background .2s}
.hero-links a:hover{background:#ffffff30}
@media(min-width:1700px){.cinema-sticky{height:calc(100svh - 68px);max-height:none}}
@media(max-width:900px){.cinema-sticky{min-height:850px}.hero-authors{font-size:15px;gap:7px 16px}.hero-affiliations{font-size:11px;gap:6px 14px}}
@media(max-width:600px){.cinema-sticky{height:auto;min-height:920px;max-height:none}.cinema-copy{padding:42px 20px 95px}.cinema-copy h1{margin:22px 0 26px}.hero-name{font-size:86px;margin-bottom:20px}.hero-paper-title{font-size:27px;line-height:1.16}.title-break{display:none}.hero-authors{font-size:13px;gap:7px 13px;line-height:1.7}.hero-affiliations{flex-direction:column;gap:4px;margin-top:20px;font-size:10px}.hero-affiliations span{white-space:normal}.hero-links{margin-top:23px}.hero-links a{font-size:12px;padding:10px 20px}.hero-contributions{font-size:10px;gap:18px}}

/* Final masthead spacing, original uppercase UNITAS lettering, inline film. */
.cinema-copy h1{max-width:none;width:100%;margin:24px 0 30px}
.hero-name{font-size:clamp(75px,8.6vw,142px);font-weight:700;letter-spacing:-.065em}
.hero-paper-title{font-size:clamp(22px,2.3vw,38px);white-space:nowrap;letter-spacing:-.04em}
.hero-credits{max-width:1200px}
.hero-authors{display:flex;flex-direction:column;gap:8px}
.author-row{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 24px}
.hero-links{align-items:stretch;gap:14px}
.hero-links a,.hero-links .resource-pending{display:flex;align-items:center;justify-content:center;gap:9px;min-width:130px;border:1px solid #ffffff80;border-radius:100px;padding:10px 20px;background:#ffffff12;font-size:17px;font-weight:600;line-height:1.2}
.hero-links .resource-pending{cursor:default}
.hero-links small{display:block;margin-top:4px;font-size:10px;font-weight:400;letter-spacing:.04em;opacity:.85}
.hero-links svg{width:21px;height:21px}
.resource-icon{font-size:22px}.paper-icon{font:15px Georgia,serif}
.film-introduction{display:block;padding-top:64px;padding-bottom:70px}
.film-introduction h2{margin:18px 0 24px}
.research-film{display:block;width:100%;aspect-ratio:16/9;background:#fff;border-radius:5px}
.minimal-footer{display:flex;justify-content:center;text-align:center;padding:32px 20px;font-size:13px}
@media(max-width:900px){.hero-paper-title{white-space:normal;text-wrap:balance}.author-row{gap:7px 15px}.hero-authors{font-size:14px}}
@media(max-width:600px){.hero-name{font-size:76px}.hero-paper-title{font-size:25px}.hero-authors{font-size:12px;gap:10px}.author-row{gap:6px 12px}.hero-links{gap:7px;width:100%}.hero-links a,.hero-links .resource-pending{min-width:0;flex:1;font-size:13px;gap:5px;padding:11px 8px}.hero-links small{font-size:8px}.hero-links svg{width:18px;height:18px}.resource-icon{font-size:19px}.paper-icon{font-size:12px}.cinema-sticky{min-height:960px}.film-introduction{padding-top:42px;padding-bottom:42px}}

/* Navigation appears after the cover and remains pinned through the content. */
html{scroll-padding-top:88px}
header.nav{position:fixed;inset:0 0 auto;z-index:100;background:rgba(246,245,241,.96);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);transform:translateY(-100%);opacity:0;visibility:hidden;pointer-events:none;transition:transform .22s ease,opacity .22s ease,visibility .22s}
header.nav.is-visible{transform:translateY(0);opacity:1;visibility:visible;pointer-events:auto}
.cinema-sticky{height:100svh}
.skip-link{z-index:110}
@media(min-width:1700px){.cinema-sticky{height:100svh}}
@media(max-width:600px){html{scroll-padding-top:116px}.cinema-sticky{height:auto}}
@media(prefers-reduced-motion:reduce){header.nav{transition:none}}