:root{color-scheme:light;--ink:#18334c;--body:#48596a;--muted:#667888;--accent:#247d78;--line:#dfe7ec;--surface:#f6f9fa;--max:1120px;--serif:"Iowan Old Style","Palatino Linotype","Noto Serif CJK SC","Songti SC","STSong",Georgia,serif;--sans:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:92px}body{margin:0;color:var(--ink);background:#fff;font:1rem/1.75 var(--sans);-webkit-font-smoothing:antialiased}p,h1,h2,h3,figure{margin:0}a{color:inherit;text-decoration:none;-webkit-tap-highlight-color:transparent}a:focus-visible{outline:3px solid var(--accent);outline-offset:5px;border-radius:3px}::selection{color:var(--ink);background:#d9efea}.container{width:min(var(--max),calc(100% - 80px));margin-inline:auto}.skip-link{position:fixed;inset:8px auto auto 8px;z-index:30;padding:9px 16px;color:#fff;background:var(--ink);transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}
/* Slim masthead. */
.site-header{position:sticky;top:0;z-index:20;border-bottom:1px solid var(--line);background:rgba(255,255,255,.95);backdrop-filter:blur(14px)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:68px}.identity{display:flex;align-items:center;gap:12px}.monogram{display:inline-flex;justify-content:center;align-items:center;width:35px;height:35px;border-radius:5px;background:var(--ink);color:#fff;font:1.2rem/1 Georgia,serif;letter-spacing:-1px}.monogram>span{color:#9acfc4}.identity-name{font-size:.9375rem;font-weight:600;letter-spacing:.8px}.identity-name>span{margin-left:6px;font-size:.875rem;font-weight:400;letter-spacing:0;color:var(--muted)}nav{display:flex;align-items:center;gap:28px;font-size:.875rem}nav a{position:relative;padding:12px 0;transition:color .2s}nav a::after{position:absolute;content:"";inset:auto 0 5px;height:2px;border-radius:1px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .2s}nav a:hover{color:var(--accent)}nav a:hover::after{transform:scaleX(1)}nav a>span{margin-left:4px;color:var(--accent)}
/* Compact profile with direct email contact. */
.hero{display:grid;grid-template-columns:minmax(0,1fr) 216px;align-items:center;gap:80px;padding-block:44px 40px;border-bottom:1px solid var(--line)}.hero-copy{min-width:0}.eyebrow{display:flex;align-items:center;gap:9px;font-size:.75rem;font-weight:500;line-height:1.6;letter-spacing:1.4px;color:var(--muted)}.accent-line{flex:0 0 22px;height:2px;background:var(--accent)}h1{display:flex;flex-wrap:wrap;align-items:baseline;gap:10px 22px;margin:13px 0 8px;font:600 3.4rem/1.3 var(--serif);letter-spacing:3px}.english-name{font-size:2.55rem;font-weight:400;letter-spacing:-1.4px}.name-period{color:var(--accent)}.position{font-size:1.0625rem;font-weight:500}.position>span[lang]{font-size:.9375rem;font-weight:400;color:var(--body)}.separator{margin-inline:10px;color:#a7b9c5}.school{margin-top:1px;font-size:1rem;color:var(--body)}.hero-rule{width:30px;height:2px;margin:17px 0 13px;background:#9ec6c0}.introduction{max-width:660px;font-size:1rem;line-height:1.85;color:var(--body);text-wrap:pretty}.hero-bottom{display:flex;flex-wrap:wrap;align-items:center;gap:20px;margin-top:20px}.email-button{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:42px;padding:7px 13px;border:1px solid var(--ink);border-radius:5px;background:var(--ink);color:#fff;font-size:.875rem;transition:background .2s,box-shadow .2s}.email-button svg{flex-shrink:0}.email-button-label{overflow-wrap:anywhere}.email-arrow{margin-left:6px;color:#a3d6ca}.email-button:hover{background:#28516a;box-shadow:0 3px 10px #18334c14}.text-link{padding-block:8px;font-size:.875rem;color:var(--body);transition:color .2s}.text-link>span{margin-left:9px;color:var(--accent)}.text-link:hover{color:var(--accent)}.portrait-block{width:100%}.portrait-frame{padding:5px;border:1px solid #dbe4e9;border-radius:10px;background:#fff;box-shadow:0 8px 24px #18334c09,0 2px 5px #18334c06}.portrait-frame img{display:block;width:100%;height:auto;aspect-ratio:1/1.1;object-fit:cover;object-position:center 43%;border-radius:5px;background:#f6f8f9}.portrait-block figcaption{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:11px;padding-inline:3px;font-size:.8125rem}.portrait-block figcaption>span>span{margin-left:5px;font:.875rem Georgia,serif;color:var(--muted)}.portrait-caption-note{color:var(--muted);font-size:.75rem}
/* Four research fields in one desktop row. */
.section{padding-block:35px}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:19px}.section-heading>div{display:flex;flex-direction:row-reverse;align-items:baseline;gap:17px}.section-kicker{font-size:.75rem;letter-spacing:1.2px}.section-kicker>span{color:#a2b1bc}h2{font:600 1.75rem/1.4 var(--serif);letter-spacing:1px}.section-note{color:var(--muted);font-size:.8125rem}.research-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px}.research-item{min-width:0;padding:18px 18px 19px;border:1px solid var(--line);border-radius:7px;background:linear-gradient(155deg,#fff 45%,#f7fafb);transition:border-color .2s,box-shadow .2s}.research-item:hover{border-color:#9bbdbb;box-shadow:0 4px 18px #18334c08}.research-item-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:13px}.research-number{color:#7e94a3;font:.9375rem Georgia,serif}.research-item svg{width:25px;height:25px;color:var(--accent)}.research-item h3{font-size:1.1875rem;font-weight:600;letter-spacing:.1px;line-height:1.5}.research-item h3[lang]{font-size:1.3125rem;letter-spacing:-.3px}.research-subtitle{min-height:42px;margin-top:4px;font-size:.8125rem;line-height:1.6;color:var(--muted)}.research-description{padding-top:11px;margin-top:11px;border-top:1px solid #e6edf0;font-size:1rem;color:var(--body);line-height:1.8}
/* Two-column affiliation directory. */
.affiliations-section{padding-block:33px;border-block:1px solid var(--line);background:var(--surface)}.affiliations-layout{display:grid;grid-template-columns:210px minmax(0,1fr);gap:40px}.affiliations-heading h2{margin-top:5px;margin-bottom:18px}.university-name{font-size:1.0625rem;letter-spacing:1px}.university-english{margin-top:1px;color:var(--muted);font:.9375rem/1.6 Georgia,serif}.institution-rule{display:block;width:26px;height:2px;margin-top:17px;background:#80b0aa}.affiliations-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:28px}.affiliation{display:flex;align-items:start;gap:13px;min-width:0;padding-block:13px;border-bottom:1px solid #dbe4e9}.affiliation:nth-child(-n+2){padding-top:0}.affiliation:nth-last-child(-n+2){border-bottom:0;padding-bottom:0}.affiliation-index{flex-shrink:0;margin-top:2px;color:#7b929f;font:.8125rem/1.7 Georgia,serif}.institution-type{margin-bottom:5px;color:var(--accent);font-size:.75rem;letter-spacing:.4px}.affiliation h3{font-size:1rem;font-weight:500;line-height:1.8;text-wrap:pretty}.degree-note{margin-top:3px;color:var(--muted);font-size:.8125rem}
/* Compact contact band. */
.contact-section{padding-block:30px 24px}.contact-panel{display:grid;grid-template-columns:230px minmax(0,1fr);align-items:center;gap:35px;padding:25px 30px;border:1px solid #25465b;border-radius:8px;background:var(--ink);color:#fff}.contact-intro .eyebrow{color:#b6cdd9}.contact-intro .eyebrow>span{color:#81a4b5}.contact-intro h2{margin-top:3px;font-size:1.65rem}.contact-intro h2>span{color:#9ed4c8}.contact-intro>p:last-child{margin-top:5px;color:#c2d4df;font-size:.8125rem}.contact-details{display:grid;grid-template-columns:1.35fr 1fr;gap:27px;min-width:0;font-style:normal}.contact-row{display:flex;flex-direction:column;justify-content:center;padding-block:9px;border-bottom:1px solid #557185}.contact-label{display:flex;flex-wrap:wrap;align-items:center;gap:9px;color:#bbd0dc;font-size:.75rem}.contact-label>span{color:#a2bfce;font-size:.75rem;letter-spacing:1px}.contact-value{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-top:5px;font-size:1.0625rem;line-height:1.65;overflow-wrap:anywhere}.contact-value>span{color:#a0d6ca}.contact-row:hover .contact-value{color:#b7e5da}.site-footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 20px;padding-bottom:22px;color:var(--muted);font-size:.75rem}.site-footer p:first-child>span{margin-left:5px}.site-footer p:nth-child(2)>span[aria-hidden]{margin-inline:8px;color:#a1b2bd}.site-footer a{padding-block:5px}.site-footer a>span{margin-left:8px;color:var(--accent)}
@media(max-width:1050px){.container{width:calc(100% - 60px)}.hero{gap:45px;grid-template-columns:minmax(0,1fr) 200px}.research-grid{gap:10px}.research-item{padding:16px 14px}.research-item h3{font-size:1.0625rem}.section-heading>div{gap:12px}.section-note{display:none}.affiliations-layout{grid-template-columns:190px minmax(0,1fr);gap:28px}.affiliations-list{column-gap:22px}.contact-panel{grid-template-columns:190px minmax(0,1fr);gap:25px;padding:23px 25px}.contact-details{gap:22px}.contact-value{font-size:1rem;gap:8px}}
@media(max-width:820px){.container{width:calc(100% - 48px)}.hero{gap:32px;padding-block:32px;grid-template-columns:minmax(0,1fr) 168px}h1{gap:7px 16px;font-size:2.9rem}.english-name{font-size:2.2rem}.hero-copy>.eyebrow{letter-spacing:.8px}.portrait-block figcaption{justify-content:center}.portrait-caption-note{display:none}.research-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.research-item{padding:17px 19px}.research-item h3{font-size:1.1875rem}.research-item-top{margin-bottom:8px}.research-subtitle{min-height:0}.research-description{margin-top:10px;padding-top:10px}.affiliations-layout{grid-template-columns:1fr;gap:20px}.affiliations-heading{display:grid;grid-template-columns:1fr auto;gap:0 20px}.affiliations-heading .eyebrow{grid-column:1}.affiliations-heading h2{grid-column:1;margin-bottom:0}.university-name{grid-column:2;grid-row:1;text-align:right;align-self:end}.university-english{grid-column:2;grid-row:2;text-align:right;align-self:center}.institution-rule{display:none}.affiliations-list{column-gap:25px}.contact-panel{grid-template-columns:1fr;gap:15px}.contact-intro{display:grid;grid-template-columns:1fr auto;gap:0 12px}.contact-intro .eyebrow{grid-column:1/-1}.contact-intro>p:last-child{align-self:center;margin-top:0}.contact-details{grid-template-columns:1.3fr 1fr}.contact-value{font-size:1.0625rem}}
@media(max-width:600px){html{scroll-padding-top:84px}.container{width:calc(100% - 36px)}.header-inner{min-height:60px;gap:15px}.identity{gap:9px}.identity-name{font-size:.875rem}.identity-name>span{display:none}.monogram{width:32px;height:32px;font-size:1.0625rem}nav{gap:17px;font-size:.8125rem}nav a>span{display:none}.hero{grid-template-columns:minmax(0,1fr) 112px;column-gap:17px;row-gap:11px;padding-block:27px 29px;align-items:start}.hero-copy{display:contents}.hero-copy>.eyebrow{grid-column:1/-1;letter-spacing:.8px;margin-bottom:1px}.accent-line{flex-basis:16px}.hero h1{grid-column:1;display:block;margin:0;font-size:2.8rem;line-height:1.15}.english-name{display:block;margin-top:6px;font-size:1.875rem;letter-spacing:-.8px}.position{grid-column:1;font-size:.9375rem;line-height:1.6}.position>span[lang]{display:block;font-size:.8125rem}.separator{display:none}.school{grid-column:1/-1;margin-top:2px;font-size:1rem}.hero-rule{grid-column:1/-1;margin:2px 0;width:26px}.introduction{grid-column:1/-1;font-size:1rem}.hero-bottom{grid-column:1/-1;margin-top:4px;gap:9px 17px}.email-button{gap:7px;font-size:.8125rem;padding:6px 10px}.email-arrow{margin-left:0}.text-link{font-size:.8125rem}.portrait-block{grid-column:2;grid-row:2/4;align-self:start}.portrait-frame{padding:4px;border-radius:8px;box-shadow:0 5px 15px #18334c08}.portrait-frame img{aspect-ratio:1/1.08}.portrait-block figcaption{margin-top:7px;font-size:.75rem;padding:0}.portrait-block figcaption>span>span{font-size:.75rem}.section{padding-block:27px}.section-heading{margin-bottom:15px}.section-heading>div{flex-direction:column;align-items:flex-start;gap:4px}h2{font-size:1.6rem}.section-kicker{font-size:.75rem;letter-spacing:1px}.research-grid{gap:10px}.research-item{padding:14px}.research-item h3{font-size:1.0625rem}.research-item h3[lang]{font-size:1.1875rem}.research-subtitle{font-size:.75rem;min-height:39px}.research-item-top{margin-bottom:8px}.research-item svg{width:22px;height:22px}.research-description{line-height:1.75}.affiliations-section{padding-block:27px}.affiliations-layout{gap:17px}.affiliations-heading{column-gap:10px}.university-name{font-size:.9375rem}.university-english{font-size:.8125rem}.affiliations-list{grid-template-columns:1fr}.affiliation{padding-block:12px;gap:14px}.affiliation:nth-child(2){padding-top:12px}.affiliation:nth-last-child(2){padding-bottom:12px;border-bottom:1px solid #dbe4e9}.institution-type{margin-bottom:3px}.affiliation h3{font-size:1rem}.contact-section{padding-block:24px 18px}.contact-panel{padding:20px;gap:12px}.contact-intro{display:block}.contact-intro h2{font-size:1.55rem}.contact-intro>p:last-child{margin-top:4px}.contact-details{grid-template-columns:1fr;gap:6px}.contact-row{padding-block:8px}.contact-value{font-size:1.0625rem}.site-footer{gap:5px 12px;padding-bottom:18px}.site-footer p:nth-child(2){order:3;flex-basis:100%}}
@media(max-width:380px){.identity-name{display:none}.header-inner{gap:12px}nav{gap:15px}.research-grid{grid-template-columns:1fr}.research-item{padding:16px 18px}.research-subtitle{min-height:0;font-size:.8125rem}.research-item h3{font-size:1.1875rem}.research-item h3[lang]{font-size:1.3125rem}.affiliations-heading{grid-template-columns:1fr}.university-name,.university-english{grid-column:1;grid-row:auto;text-align:left}.university-name{margin-top:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}
@media print{body{font-size:11pt;color:#111}.container{width:100%;max-width:none}.site-header,.hero-bottom,.site-footer a,.skip-link{display:none}.hero{padding-block:10pt 20pt;grid-template-columns:1fr 120pt;gap:30pt}h1{font-size:30pt}.english-name{font-size:24pt}.portrait-frame{box-shadow:none}.section,.affiliations-section{padding-block:18pt}.research-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.research-item,.affiliation,.contact-panel{break-inside:avoid}.research-item,.affiliations-section{background:#fff}.affiliations-layout{grid-template-columns:150pt minmax(0,1fr);gap:20pt}.contact-panel{color:#111;border:1px solid #ccc;background:#fff;padding:16pt}.contact-panel p,.contact-label,.contact-label>span{color:#444!important}.contact-value{font-size:11pt}}
/* Bilingual navigation: native links remain accessible without scripting. */
.header-actions{display:flex;align-items:center;gap:25px}.language-switcher{display:inline-flex;align-items:center;flex-shrink:0;gap:2px;padding:3px;border:1px solid var(--line);border-radius:6px;background:var(--surface)}.language-link{display:inline-flex;align-items:center;justify-content:center;min-width:37px;min-height:31px;padding:2px 7px;border-radius:3px;font-size:.75rem;line-height:1.5;font-weight:500;color:var(--body);transition:background .2s,color .2s}.language-link:hover{background:#e7efef;color:var(--accent)}.language-link[aria-current="page"]{background:var(--ink);color:#fff;box-shadow:0 1px 3px #18334c12}
html[lang="en"] .research-item h3{min-height:57px;font-size:1.125rem;line-height:1.55;letter-spacing:0}html[lang="en"] .research-item h3[lang]{font-size:1.3125rem}html[lang="en"] .research-subtitle{min-height:22px}html[lang="en"] .affiliation h3{line-height:1.65}html[lang="en"] .university-name{font-size:1rem;letter-spacing:0}html[lang="en"] .contact-intro>p:last-child{line-height:1.7}html[lang="en"] .section-heading>div{gap:13px}html[lang="en"] .section-note{font-size:.75rem}
@media(max-width:1050px){.header-actions{gap:20px}html[lang="en"] .research-item h3{min-height:56px;font-size:1.0625rem}}
@media(max-width:820px){html[lang="en"] .research-item h3{min-height:0;font-size:1.1875rem}html[lang="en"] .research-subtitle{min-height:0}}
@media(max-width:600px){.header-inner{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:0 15px;padding-block:9px 2px}.header-actions{display:contents}.identity{grid-column:1;grid-row:1}.identity-name{display:inline}.language-switcher{grid-column:2;grid-row:1}.header-actions nav{grid-column:1/-1;grid-row:2;justify-content:space-between;gap:16px;padding-top:3px;font-size:.875rem}.header-actions nav a{padding-block:6px 8px}html{scroll-padding-top:114px}html[lang="en"] .hero h1{font-size:2.35rem;letter-spacing:-.5px}html[lang="en"] .english-name{font-size:1.55rem;letter-spacing:2px;margin-top:8px}html[lang="en"] .research-item h3{min-height:53px;font-size:1.0625rem}html[lang="en"] .research-subtitle{min-height:38px}html[lang="en"] .affiliations-heading{grid-template-columns:1fr}html[lang="en"] .university-name,html[lang="en"] .university-english{grid-column:1;grid-row:auto;text-align:left}html[lang="en"] .university-name{margin-top:10px}}
@media(max-width:380px){html[lang="en"] .research-item h3,html[lang="en"] .research-subtitle{min-height:0}}
@media(prefers-reduced-motion:reduce){.language-link{transition:none}}
@media print{.language-switcher{display:none}}
/* Research: concise paragraphs with an editorial title-and-text layout. */
.research-focus{display:grid;grid-template-columns:160px minmax(0,1fr);align-items:center;gap:28px;margin-bottom:8px;padding:20px 24px;border-left:3px solid #80b7af;border-radius:0 6px 6px 0;background:linear-gradient(110deg,#f0f7f5,#f8fafb)}
.research-focus-label{font-size:1.5rem;font-weight:600;letter-spacing:-.5px;line-height:1.4;color:var(--accent)}
.research-focus-copy h3{font-size:1.0625rem;line-height:1.6;font-weight:600;margin:0 0 3px}
.research-focus-copy>p{font-size:.9375rem;line-height:1.8;color:var(--body);text-wrap:pretty}
.research-entry{display:grid;grid-template-columns:32px minmax(0,300px) minmax(0,1fr);column-gap:24px;align-items:start;padding:25px 0;border-bottom:1px solid var(--line)}
.research-entry:last-child{border-bottom:0;padding-bottom:4px}
.research-index{padding-top:3px;color:#7b9a9a;font:400 1rem/1.7 Georgia,serif}
.research-entry-heading{min-width:0;padding-right:12px}
.research-entry-heading h3{font-size:1.1875rem;font-weight:600;line-height:1.65;letter-spacing:.1px;text-wrap:pretty}
.research-entry-heading>p{margin-top:5px;color:var(--muted);font-size:.8125rem;line-height:1.65}
.research-paragraph{font-size:1rem;line-height:1.95;color:var(--body);text-wrap:pretty}
html[lang="en"] .research-entry-heading h3{font-size:1.1875rem;letter-spacing:0;line-height:1.5}
html[lang="en"] .research-paragraph{line-height:1.85}
@media(max-width:1050px){.research-entry{grid-template-columns:27px minmax(0,250px) minmax(0,1fr);column-gap:18px}.research-entry-heading{padding-right:6px}.research-focus{grid-template-columns:135px minmax(0,1fr);gap:22px}}
@media(max-width:820px){.research-entry{grid-template-columns:27px minmax(0,1fr);column-gap:16px;row-gap:10px;padding-block:21px}.research-entry-heading{padding-right:0}.research-paragraph{grid-column:2}.research-focus{grid-template-columns:1fr;gap:8px;padding:18px 21px}.research-focus-label{font-size:1.375rem}}
@media(max-width:600px){.research-focus{padding:16px 17px;margin-bottom:3px}.research-focus-copy h3{font-size:1rem}.research-entry{grid-template-columns:23px minmax(0,1fr);column-gap:12px;padding-block:20px}.research-entry-heading h3,html[lang="en"] .research-entry-heading h3{font-size:1.125rem}.research-entry-heading>p{font-size:.75rem;margin-top:4px}.research-paragraph{line-height:1.9}.research-index{font-size:.875rem}.research-entry:last-child{padding-bottom:0}}
@media print{.research-focus{background:#fff;border-left-color:#999}.research-entry{grid-template-columns:20pt 160pt minmax(0,1fr);gap:14pt;padding-block:14pt;break-inside:avoid}.research-paragraph{grid-column:auto;font-size:10pt;line-height:1.7}.research-entry-heading h3{font-size:12pt}}