:root{color-scheme:light;--paper:#fbfcfd;--rail-paper:#f0f3f8;--wash:#edf2f9;--ink:#142436;--muted:#4e6073;--line:#cdd7e1;--accent:#174e99;--accent-hover:#0c356e;--on-accent:#fff;--gutter:clamp(24px,4.8vw,78px);--content-max:1550px;--sans:"Segoe UI","PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;--serif:Georgia,"Times New Roman","Songti SC","SimSun",serif;--mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace}:root[data-theme=dark]{color-scheme:dark;--paper:#101a27;--rail-paper:#152230;--wash:#192a3b;--ink:#eef3f9;--muted:#b1c1d1;--line:#34455a;--accent:#9ac6ff;--accent-hover:#c6deff;--on-accent:#11243c}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{background:var(--paper);color:var(--ink);font:16px/1.65 var(--sans);-webkit-font-smoothing:antialiased;margin:0}button,a{touch-action:manipulation}button{cursor:pointer;font:inherit;color:inherit}a{color:var(--accent);text-underline-offset:.23em;text-decoration-thickness:1px}a:hover{color:var(--accent-hover)}:focus-visible{outline:3px solid var(--accent);outline-offset:4px}::selection{background:var(--accent);color:var(--on-accent)}h1,h2,h3,p,figure{margin:0}img,svg{max-width:100%}img{height:auto}[hidden]{display:none!important}.skip-link{z-index:100;background:var(--accent);color:var(--on-accent);padding:.5rem 1rem;position:fixed;top:10px;left:12px;transform:translateY(-160%)}.skip-link:focus{transform:none}.masthead{z-index:30;background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0}.mast-inner{max-width:var(--content-max);padding:0 var(--gutter);align-items:center;gap:clamp(1rem,3vw,3.5rem);min-height:72px;margin:auto;display:flex}.brand{color:var(--ink);flex:none;align-items:center;gap:9px;text-decoration:none;display:inline-flex}.brand:hover{color:var(--accent)}.brand-mark{width:30px;color:var(--accent)}.brand strong{font:700 29px/.95 var(--sans);letter-spacing:-.065em}.brand-school{font:600 13px/1 var(--sans);border-left:1px solid var(--line);letter-spacing:-.02em;margin-left:3px;padding-left:12px}.mast-nav{align-self:stretch;align-items:stretch;gap:clamp(16px,2.05vw,36px);margin-inline-start:auto;display:flex}.mast-nav a{color:var(--muted);border-bottom:2px solid #0000;align-items:center;padding-top:2px;font-size:.91rem;font-weight:580;text-decoration:none;display:inline-flex}.mast-nav a:hover,.mast-nav a.is-active{color:var(--accent);border-bottom-color:var(--accent)}.mast-tools{flex:none;align-items:center;gap:6px;display:flex}.utility-button{min-width:39px;min-height:39px;color:var(--ink);font:600 .85rem/1 var(--sans);background:0 0;border:0;border-radius:4px;justify-content:center;align-items:center;text-decoration:none;display:inline-flex}.utility-button:hover{color:var(--accent);background:var(--wash)}.lang-switch{padding:0 9px}.theme-toggle .sun-icon,html[data-theme=dark] .theme-toggle .moon-icon{display:none}html[data-theme=dark] .theme-toggle .sun-icon{display:block}.menu-toggle{display:none}.site-main{min-width:0}.content-section{max-width:var(--content-max);padding:clamp(44px,5vw,85px) var(--gutter);border-top:1px solid var(--line);margin:auto}.section-head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:.7rem 2rem;margin-bottom:clamp(22px,2.8vw,42px);display:flex}.section-head h2,.content-section>h2{font:580 clamp(1.8rem,2.9vw,3.1rem)/1.13 var(--sans);letter-spacing:-.048em}.section-head p{max-width:46ch;color:var(--muted)}.section-head a{font-size:.91rem;font-weight:600}.content-section>p{max-width:76ch}.research-grid,.facility-grid,.people-grid{align-items:start;gap:clamp(20px,2.25vw,37px);display:grid}.research-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.facility-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.research-card,.facility,.person{min-width:0}.research-card{border-top:2px solid var(--accent);padding-top:17px}.facility img{aspect-ratio:1.58;object-fit:cover;width:100%;margin-bottom:16px;display:block}.research-card h3,.facility h3,.person h3,.contact-grid h3{font:600 clamp(1.12rem,1.45vw,1.5rem)/1.42 var(--sans);margin:0 0 9px}.research-card p,.facility p,.person p,.news-item p,.publication p,.contact-grid p{color:var(--muted);line-height:1.78}.person{max-width:55rem}.person a{margin-top:12px;display:inline-block}.publication-list,.news-list{border-top:1px solid var(--line)}.publication,.news-item{border-bottom:1px solid var(--line);overflow-wrap:anywhere;grid-template-columns:minmax(115px,.35fr) minmax(0,1fr);gap:clamp(20px,4vw,58px);padding:clamp(19px,2.3vw,32px) 0;display:grid}.publication-meta,.news-item time{color:var(--muted);font-size:.84rem;line-height:1.55}.publication .publication-meta{flex-wrap:wrap;align-items:baseline;gap:7px;display:flex}.publication-meta strong,.news-item time{font:600 .85rem/1.5 var(--mono);color:var(--accent)}.publication h3,.news-item h3{font:500 clamp(1.2rem,1.65vw,1.85rem)/1.28 var(--serif);margin:0 0 6px}.news-item h3:lang(zh-CN){font-family:var(--sans)}.publication h3 a,.news-item h3 a{color:var(--ink);text-decoration:none}.publication h3 a:hover,.news-item h3 a:hover{color:var(--accent);text-decoration:underline}.contact-grid{grid-template-columns:1fr 1fr;gap:clamp(20px,5vw,90px);display:grid}.contact-grid>*{overflow-wrap:anywhere;min-width:0}.contact-grid address{font-style:normal}.contact-grid p+p{margin-top:12px}.site-footer{padding:28px max(var(--gutter), calc((100% - var(--content-max)) / 2 + var(--gutter)));border-top:1px solid var(--line);background:var(--rail-paper);color:var(--muted);flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:1rem;font-size:.88rem;display:flex}.site-footer a{font-weight:600}.record-page{margin:auto}@media (width<=960px){.mast-inner{gap:12px;min-height:62px}.mast-tools{margin-left:auto}.menu-toggle{display:inline-flex}.mast-nav{top:100%;padding:12px var(--gutter) 18px;background:var(--paper);border-bottom:1px solid var(--line);max-height:calc(100dvh - 62px);display:none;position:absolute;inset-inline:0;overflow:auto}.mast-nav.is-open{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 16px;display:grid}.mast-nav a{min-height:43px}.research-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=760px){:root{--gutter:clamp(18px,4.5vw,32px)}.facility-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr))}}@media (width<=540px){.mast-inner{min-height:56px}.brand strong{font-size:25px}.brand-mark{width:25px}.brand-school{margin-left:0;padding-left:9px;font-size:12px}.mast-tools{gap:0}.utility-button{min-width:35px;min-height:40px}.lang-switch{padding:0 6px}.research-grid,.contact-grid{grid-template-columns:1fr}.publication,.news-item{grid-template-columns:1fr;gap:7px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media print{.masthead,.image-controls,.hero-links{display:none}.content-section{padding:1rem 0}.publication,.facility{break-inside:avoid}}@view-transition{navigation:auto}@media (prefers-reduced-motion:no-preference){::view-transition-group(root){animation-duration:.24s}::view-transition-old(root){mix-blend-mode:normal;animation:none}::view-transition-new(root){mix-blend-mode:normal;animation:.24s cubic-bezier(.2,.7,.3,1) both mpl-route-dissolve}html.route-native-entry .hero-copy{animation:none}html.route-entry-fallback .site-main>:first-child:not(.hero){animation:.23s cubic-bezier(.2,.7,.3,1) both mpl-record-entry}}@keyframes mpl-route-dissolve{0%{opacity:0}to{opacity:1}}@keyframes mpl-record-entry{0%{opacity:.55;transform:translateY(5px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){@view-transition{navigation:none}::view-transition-group(root),::view-transition-old(root),::view-transition-new(root){animation:none}}
