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/* Research hub */
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.research-page{max-width:980px;margin:0 auto 65px}.research-page .project-row{grid-template-columns:230px minmax(0,1fr);gap:34px}.research-page .project-copy h3{font-size:25px}.research-page-links{display:flex;gap:24px;align-items:center;font-size:12px;color:var(--muted);margin-top:22px}.research-page-links a,.research-footer a{color:var(--primary)}.research-footer{border-top:1px solid var(--line);padding-top:25px;font-size:12px}.project-code{margin-left:18px}
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/* Homepage: a compact notebook, an open publication list, and a quiet profile. */
.home-grid{display:grid;grid-template-columns:minmax(0,1fr) 232px;grid-template-areas:"notes profile" "projects profile";column-gap:64px;row-gap:48px;align-items:start;padding:48px 0 72px}
.home-notes-top{grid-area:notes;min-width:0;padding:24px 28px;background:color-mix(in srgb,var(--soft) 56%,var(--paper));border-radius:8px}
.home-projects{grid-area:projects;min-width:0}
.home-grid .section-heading{align-items:center;gap:16px;padding:0;border:0;margin:0 0 24px}
.home-grid .section-heading h1,.home-grid .section-heading h2{font-family:Arial,Helvetica,sans-serif;font-size:25px;font-weight:600;line-height:1.3;letter-spacing:-.7px;margin:0}
.home-grid .text-link{font-size:12px;white-space:nowrap}.home-grid .text-link span{margin-left:5px}
.home-grid .text-link:hover,.home-profile a:not(.profile-photo-link):hover{text-decoration:underline;text-underline-offset:4px}
.home-notes-top .note-entry{border:0;padding:0;transition:none}
.home-notes-top .note-entry+.note-entry{border-top:1px solid var(--line);margin-top:20px;padding-top:20px}
.home-notes-top .note-entry:hover{background:transparent;padding-left:0;padding-right:0}
.home-notes-top .note-meta{font-size:12px;gap:10px;margin-bottom:8px}
.home-notes-top .note-meta span{font-size:11px;background:none;padding:0;color:var(--muted)}
.home-notes-top .note-meta span::before{content:"·";margin-right:10px}
.home-notes-top .note-heading h2{font-size:23px;font-weight:400;line-height:1.35;letter-spacing:-.3px;margin:0}
.home-notes-top .note-arrow{font-size:20px}
.home-notes-top .note-entry:hover h2{color:var(--primary)}
.home-notes-top .note-entry p{font-size:14px;line-height:1.65;margin:8px 30px 0 0}
.home-projects .section-heading{margin-bottom:30px}
.home-projects .project-row{grid-template-columns:160px minmax(0,1fr);gap:24px;align-items:start;padding:0;border:0;margin:0}
.home-projects .project-row+.project-row{margin-top:36px;padding-top:0;border:0}
.home-projects .project-media{border:0;aspect-ratio:4/3;border-radius:6px;background:color-mix(in srgb,var(--soft) 65%,var(--paper))}
.home-projects .project-meta{margin:0 0 8px;font-size:12px;line-height:1.4}
.home-projects .venue-tag{background:none;padding:0;font-size:12px;font-weight:600;color:var(--primary)}
.home-projects .project-meta>span:not(.venue-tag){display:none}
.home-projects .project-copy h3{font-size:21px;line-height:1.35;letter-spacing:-.25px;margin:0 0 10px}
.home-projects .external-arrow{font-size:15px}
.home-projects .project-authors{font-size:12px;line-height:1.65;margin:0 0 10px}
.home-projects .project-summary{font-size:14px;line-height:1.65;margin:0 0 10px}
.home-projects .paper-link{font-size:12px}
.home-profile{grid-area:profile;border:0;background:none;border-radius:0;padding:0;align-self:start}
.home-profile .profile-photo-link{display:block;width:120px;margin-bottom:22px}
.home-profile .profile-thumbnail{display:block;width:120px;height:120px;border:0;border-radius:8px;object-fit:cover;object-position:center 30%;margin:0}
.home-profile h2{font-size:26px;line-height:1.2;letter-spacing:-.6px;margin:0 0 16px}
.home-profile p:not(.eyebrow){font-size:14px;line-height:1.8;margin:0 0 14px}
.home-profile .about-link{display:inline-flex;gap:12px;font-size:13px;margin-top:4px}
.home-profile .author-links{display:flex;flex-wrap:wrap;gap:10px 18px;font-size:12px;border:0;margin-top:28px;padding:0}
.home-profile .author-links a{display:inline}
@media(min-width:801px){.site-header nav{font-size:14px}.nav-notes{color:inherit}}
@media(max-width:1000px){.home-grid{grid-template-columns:minmax(0,1fr) 210px;column-gap:36px}.home-projects .project-row{grid-template-columns:128px minmax(0,1fr);gap:20px}.home-projects .project-copy h3{font-size:20px}}
@media(max-width:800px){.home-grid{grid-template-columns:minmax(0,1fr);grid-template-areas:"notes" "profile" "projects";row-gap:36px;padding-top:32px}.home-profile{display:grid;grid-template-columns:100px minmax(0,1fr);column-gap:24px;align-items:start}.home-profile .profile-photo-link{grid-column:1;grid-row:1 / span 5;width:100px;margin:0}.home-profile .profile-thumbnail{width:100px;height:100px}.home-profile>*:not(.profile-photo-link){grid-column:2}.home-profile h2{margin-bottom:12px}.home-profile .author-links{margin-top:16px}.home-projects .project-row{grid-template-columns:160px minmax(0,1fr)}}
@media(max-width:640px){.home-notes-top{padding:22px}.home-grid .section-heading{gap:10px}.home-grid .section-heading h1,.home-grid .section-heading h2{font-size:23px}.home-grid .text-link{font-size:11px}.home-projects .project-row{grid-template-columns:1fr;gap:16px}.home-projects .project-media{width:100%;aspect-ratio:16/7}.home-projects .project-copy h3{font-size:22px}.home-projects .project-row+.project-row{margin-top:36px}.home-profile{column-gap:20px}.home-profile h2{font-size:24px}.home-profile p:not(.eyebrow){font-size:13px}}
@media(max-width:380px){.home-notes-top{padding:18px}.home-profile{grid-template-columns:72px minmax(0,1fr);column-gap:16px}.home-profile .profile-photo-link,.home-profile .profile-thumbnail{width:72px;height:72px}.home-profile h2{font-size:22px}.home-grid .section-heading h2{font-size:21px}.home-grid .text-link{font-size:10px}}

.project-visual{min-width:0}.project-visual .project-media{aspect-ratio:4/3;background:#faf8f4}
.animation-controls{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:9px;font-size:11px;color:var(--primary)}
.animation-toggle{font-size:11px;color:var(--muted);background:none;border:1px solid var(--line);border-radius:4px;padding:2px 8px;cursor:pointer;line-height:1.6}
.animation-toggle:hover{color:var(--primary);background:var(--soft)}
.home-projects .project-row{grid-template-columns:220px minmax(0,1fr)}
@media(max-width:1000px){.home-projects .project-row{grid-template-columns:180px minmax(0,1fr)}}
@media(max-width:800px){.home-projects .project-row{grid-template-columns:220px minmax(0,1fr)}}
@media(max-width:640px){.home-projects .project-row{grid-template-columns:1fr}.home-projects .project-visual .project-media{aspect-ratio:4/3}}

/* Compact chronology; brand marks sit directly on the page. */
.career-section{padding:40px 0 52px;border-top:1px solid var(--line);scroll-margin-top:28px}
.career-heading{margin-bottom:28px}.career-heading .eyebrow{font-size:10px;letter-spacing:1.7px;margin-bottom:10px;color:var(--primary)}
.career-heading h2{font:400 32px/1.2 Georgia,serif;letter-spacing:-.7px;margin:0}
.career-columns{display:grid;grid-template-columns:1fr 1fr;gap:56px}
.career-group-title{display:flex;justify-content:space-between;align-items:baseline;font:600 14px/1.4 Arial,sans-serif;margin:0 0 22px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.career-group-title span{font:italic 15px Georgia,serif;color:var(--primary)}
.career-list{list-style:none;padding:0;margin:0;display:grid;gap:18px}
.career-entry{display:grid;grid-template-columns:56px minmax(0,1fr);gap:16px;align-items:center;min-height:64px}
.organization-logo{display:grid;place-items:center;width:56px;height:54px;background:transparent;border:0;border-radius:0}
.organization-logo>span{position:relative;display:flex;align-items:center;justify-content:center;width:64px;height:54px;overflow:hidden}
.organization-logo img{display:block;width:auto;height:auto;max-width:52px;max-height:52px;object-fit:contain}
.organization-logo--cuhk>span{width:60px;height:48px;display:block}
.organization-logo--cuhk img{position:absolute;left:0;top:0;height:48px;max-width:none;max-height:none}
.organization-logo--crest>span,.organization-logo--hunyuan>span{width:50px;height:50px;display:block}
.organization-logo--crest img,.organization-logo--hunyuan img{position:absolute;left:0;top:0;height:50px;max-width:none;max-height:none}
.organization-logo--rednote img{width:48px;height:48px;border-radius:11px}
.organization-logo--shopee img{height:50px;width:auto}
.organization-logo--wordmark img{width:64px;max-width:64px;height:auto}
.career-copy{min-width:0}.career-dates{font-size:11px;line-height:1.4;color:var(--muted);margin:0 0 4px;font-variant-numeric:tabular-nums}
.career-copy h4{font:600 15px/1.4 Arial,sans-serif;margin:0 0 3px;letter-spacing:-.15px}
.career-copy h4 a:hover{color:var(--primary)}.career-role{font-size:13px;color:var(--muted);line-height:1.5;margin:0}
.home-profile .career-jump{display:block;font-size:12px;color:var(--primary);margin-top:12px}
.home-profile .profile-role{font-size:12px;color:var(--primary)}
.about-detail .bio-text{font-size:16px;line-height:1.85;max-width:65ch}
.about-detail .interest-tags span{font-size:12px}
.about-page{min-height:0;margin-bottom:40px}
@media(max-width:1000px){.career-columns{gap:32px}.career-entry{gap:14px}}
@media(max-width:800px){.career-columns{grid-template-columns:1fr;gap:32px}.career-heading h2{font-size:30px}}
@media(max-width:480px){.career-section{padding:32px 0 40px}.career-heading h2{font-size:28px}.career-entry{grid-template-columns:58px minmax(0,1fr);gap:12px}.organization-logo{width:58px}.career-list{gap:20px}}

/* About: a unified identity header and a continuous reading column. */
.about-page,.about-page+.career-section{max-width:860px;margin-left:auto;margin-right:auto}
.about-page{padding:40px 0;margin-top:0;margin-bottom:0;min-height:0}
.profile-intro{display:flex;align-items:center;gap:28px;margin-bottom:28px}
.profile-intro .about-portrait{display:block;width:168px;height:168px;max-width:none;object-fit:cover;border:0;border-radius:6px;flex-shrink:0}
.about-heading{min-width:0}
.about-heading .eyebrow{font-size:10px;letter-spacing:1.7px;color:var(--primary);margin:0 0 8px}
.about-heading h1{font:400 40px/1.15 Georgia,serif;letter-spacing:-1px;margin:0 0 14px}
.about-heading .contact-details{display:flex;flex-wrap:nowrap;gap:22px;font-size:13px;line-height:1.5;margin:0}
.about-heading .contact-details a{white-space:nowrap}
.about-detail .bio-text{font-size:16px;line-height:1.75;max-width:none;color:#202020}
:root[data-theme=dark] .about-detail .bio-text{color:var(--ink)}
.about-detail .bio-text p{margin:0 0 14px}.about-detail .bio-text p:last-child{margin-bottom:0}
.about-interests{margin-top:24px}
.about-interests h2{font:600 13px/1.4 Arial,sans-serif;letter-spacing:0;margin:0 0 12px}
.research-interest-list{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:8px 28px;margin:0;padding:0}
.research-interest-list li{display:flex;gap:9px;align-items:baseline;font-size:13px;line-height:1.5;color:var(--muted)}
.research-interest-list li::before{content:'·';color:var(--primary);font-weight:700}
.about-detail .about-explore{border:0;padding:0;margin-top:24px;gap:24px;font-size:12px}
.about-page+.career-section{padding-top:32px}
@media(max-width:640px){.about-page{padding:28px 0 32px}.profile-intro{gap:20px;margin-bottom:24px}.profile-intro .about-portrait{width:100px;height:100px}.about-heading h1{font-size:31px;letter-spacing:-.6px;margin-bottom:12px}.about-heading .contact-details{font-size:12px;gap:16px}.about-heading .eyebrow{font-size:9px}.about-detail .bio-text{font-size:14px}.research-interest-list{gap:8px 16px}.research-interest-list li{font-size:12px}}
@media(max-width:420px){.profile-intro{gap:16px}.profile-intro .about-portrait{width:80px;height:80px}.about-heading h1{font-size:27px}.about-heading .contact-details{font-size:11px;gap:12px}.research-interest-list{grid-template-columns:1fr}}

/* Original open-cognition mark. */
.site-header .brand{gap:13px}
.site-header .brand-mark{width:48px;height:48px;flex-shrink:0;display:block;padding:0;background:transparent;border-radius:0;color:var(--ink)}
.site-header .brand-mark svg{display:block;width:100%;height:100%;overflow:visible}
.site-header .brand-subtitle{letter-spacing:1.5px;font-size:8px;margin-top:5px}
@media(max-width:640px){.site-header .brand{gap:8px}.site-header .brand-mark{width:36px;height:36px}}
.home-profile .profile-summary{color:#202020}
:root[data-theme=dark] .home-profile .profile-summary{color:var(--ink)}

.project-author-note{font-size:11px;line-height:1.5;color:var(--muted);margin:-4px 0 12px}