/* Adapted from the two reference sites' jemdoc-style layouts.
   Provenance is documented in SOURCES.md; original snapshots are in Git history. */
:root{--blue:#224b8d;--heading:#315f99;--ink:#222b39;--muted:#626d7b;--line:#dce2e9;--rail:#f6f6f6;--paper:#fff;--soft:#f4f7fb;--width:1040px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}
body{background:var(--paper);color:var(--ink);font:17px/1.65 Georgia,"Times New Roman","Noto Serif SC","Songti SC",serif;margin:0}
a{color:var(--blue);text-decoration:none;text-underline-offset:4px}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:4px}
img{max-width:100%;height:auto}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-weight:normal;line-height:1.3;color:var(--heading)}h1{font-size:2.55rem;letter-spacing:-.025em;margin-bottom:14px}h2{font-size:1.65rem;margin-bottom:22px}h3{font-size:1.18rem;margin-bottom:12px}p{margin-bottom:16px}ul,ol{padding-left:23px}li{margin-bottom:9px}button,summary{font:inherit}button{cursor:pointer}
.sidebar{position:fixed;inset:0 auto 0 0;width:238px;padding:42px 27px;background:var(--rail);border-right:1px solid var(--line);display:flex;flex-direction:column;overflow:auto}
.site-name{font-size:1.6rem;color:var(--ink);line-height:1.35}.site-name span{display:block;font-size:1rem;letter-spacing:.13em;color:var(--muted);margin-top:7px}.site-role{font:14px/1.55 Arial,"Microsoft YaHei",sans-serif;color:var(--muted);margin:23px 0 28px}
nav{display:grid;gap:5px}nav a{display:flex;align-items:center;justify-content:space-between;padding:10px 11px;border-left:2px solid transparent;margin-left:-12px;font-size:17px}nav a small{font:13px Arial,"Microsoft YaHei",sans-serif;color:var(--muted)}nav a[aria-current="page"]{border-left-color:var(--blue);background:#e8eef6;color:var(--blue)}nav a:hover{background:#edf1f6;text-decoration:none}
.sidebar-footer{margin-top:auto;padding-top:60px;font-size:14px;color:var(--muted)}.sidebar-footer>span{font:11px/1.5 Arial,sans-serif;letter-spacing:.14em}.sidebar-footer p{margin:11px 0}.mobile-header{display:none}
main{margin-left:238px;padding:29px clamp(26px,5vw,84px) 20px;max-width:calc(var(--width) + 238px + 168px);outline:none}
.sample-notice{font:13px/1.6 Arial,"Microsoft YaHei",sans-serif;color:var(--muted);padding-bottom:17px;border-bottom:1px solid var(--line);margin-bottom:35px}.sample-notice strong{font-weight:normal;color:var(--blue)}
.eyebrow{font:12px/1.5 Arial,sans-serif;letter-spacing:.12em;color:var(--muted);text-transform:uppercase;margin:0 0 14px}.page-intro{max-width:760px;color:var(--muted);margin-bottom:28px}
.profile{display:grid;grid-template-columns:172px 1fr;gap:32px;align-items:start;margin:6px 0 32px}.profile-no-photo{grid-template-columns:1fr}.portrait{width:172px;height:211px;object-fit:cover;object-position:center top}.profile h1{font-size:2.65rem;margin-bottom:13px}.chinese-name{font-size:1.25rem;color:var(--muted);letter-spacing:.08em;white-space:nowrap;margin-left:10px}.profile .position{font-size:1.1rem;margin-bottom:7px}.profile .affiliation{margin-bottom:8px}.secondary-role{font-size:15px;color:var(--muted);max-width:580px}.contact{font:14px/1.7 Arial,sans-serif;margin:13px 0 0;color:var(--muted)}.contact a{overflow-wrap:anywhere}.academic-links{display:flex;flex-wrap:wrap;gap:9px 17px;margin-top:15px;font:14px/1.8 Arial,"Microsoft YaHei",sans-serif}.unavailable{color:var(--muted)}
.section{margin-top:42px;padding-top:25px;border-top:1px solid var(--line)}.section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:20px;margin-bottom:19px}.section-heading h2{margin-bottom:0}.section-heading>a{font:14px/1.5 Arial,sans-serif;white-space:nowrap}.bio{max-width:900px}.source-label{font:12px/1.6 Arial,sans-serif;color:var(--muted)}
.topic-overview{display:grid;grid-template-columns:1fr 1fr;column-gap:32px;margin-top:22px}.topic-overview a{padding:13px 0;border-bottom:1px solid var(--line);display:flex;gap:13px;align-items:baseline}.topic-overview span{color:var(--muted);font:12px Arial,sans-serif}.topic-overview strong{font-size:1.04rem;font-weight:normal}
.news-list{list-style:none;padding:0;margin:0}.news-row{display:grid;grid-template-columns:78px 1fr;gap:15px;padding:13px 0;border-bottom:1px solid #eef0f4}.news-row time{font:14px/1.8 Arial,sans-serif;color:var(--muted)}.news-row p{margin:0}.news-row .news-text{min-width:0}.news-text>p{display:inline}.news-text .source-label{display:block;margin-top:4px}.news-text ul{margin:0}
.featured-item{padding:24px 0;border-bottom:1px solid var(--line)}.featured-item h3{margin-bottom:12px;font-size:1.14rem}.featured-summary{display:grid;gap:9px;margin:0 0 10px}.featured-summary>div{display:grid;grid-template-columns:64px 1fr;gap:10px}.featured-summary dt{font:600 12px/1.75 Arial,"Microsoft YaHei",sans-serif;color:var(--blue);letter-spacing:.04em}.featured-summary dd{margin:0;font-size:14px;line-height:1.75}.venue{font:13px/1.65 Arial,sans-serif;color:var(--muted)}.resource-links{display:flex;gap:7px 14px;flex-wrap:wrap;font:13px/1.8 Arial,sans-serif;margin-top:8px}.resource-links a{border-bottom:1px solid #c5d2e4}.resource-links a:hover{border-color:var(--blue);text-decoration:none}
.recruitment{border-left:3px solid var(--blue);padding:19px 24px;background:var(--soft)}.recruitment>p{margin-bottom:12px}.recruitment summary{color:var(--blue);cursor:pointer;font-size:15px}.recruitment details[open] summary{margin-bottom:16px}.recruitment li{font-size:15px}.recruitment p:last-child{margin-bottom:0}
.jump-nav{display:flex;flex-wrap:wrap;gap:8px 19px;border-block:1px solid var(--line);padding:14px 0;margin:26px 0 32px;font:14px/1.6 Arial,sans-serif}.jump-nav a{white-space:nowrap}
.research-topic{padding:29px 0;border-bottom:1px solid var(--line);display:flow-root;scroll-margin-top:28px}.research-topic h2{margin-bottom:10px}.research-topic .source-label{margin-bottom:20px}.research-figure{float:right;width:42%;max-width:460px;margin:0 0 22px 32px}.research-image{display:block;width:100%;height:auto;box-sizing:border-box;background:var(--soft);border:1px solid var(--line);padding:9px}.research-figure figcaption{margin-top:8px;color:var(--muted);font:12px/1.5 Arial,"Microsoft YaHei",sans-serif}.research-figure figcaption a{color:inherit;text-decoration:underline;text-underline-offset:2px}.research-copy{font-size:16px}.research-copy h3{margin-top:18px}.research-copy>br:first-child{display:none}.research-copy ul{padding-left:21px}.research-copy:after{content:"";display:block;clear:both}
.year-section{scroll-margin-top:28px;margin-top:34px}.year-title{display:flex;gap:15px;align-items:baseline;border-bottom:1px solid var(--line);padding-bottom:12px}.year-title span{font:13px Arial,sans-serif;color:var(--muted)}.publication-type{font:12px Arial,sans-serif;color:var(--muted);text-transform:uppercase;letter-spacing:.09em;margin:22px 0 9px}.publication{padding:15px 0 17px;border-bottom:1px solid #edf0f3}.publication h3{color:var(--ink);font-size:1.07rem;line-height:1.5;margin-bottom:6px}.authors{font-size:15px;margin-bottom:5px}.publication .source-label{margin-top:5px}.publication .venue{overflow-wrap:anywhere}
.group-heading{margin-top:32px}.member-grid{display:grid;grid-template-columns:1fr;margin-top:20px}.member{display:grid;grid-template-columns:150px minmax(0,1fr);gap:24px;align-items:start;padding:21px 0;border-bottom:1px solid var(--line);text-align:left;min-width:0}.member img{display:block;width:150px;height:190px;object-fit:contain;object-position:center;background:var(--soft);margin:0}.member-copy{min-width:0;padding-top:2px}.member h3{font-size:18px;margin-bottom:8px}.member p{font-size:15px;line-height:1.7;color:var(--muted);margin:0 0 2px}.member-list{display:grid;grid-template-columns:1fr 1fr;column-gap:29px;list-style:none;padding:0}.member-list li{font-size:15px;padding:12px 0;border-bottom:1px solid var(--line)}.member-list p{margin:0}.member a{overflow-wrap:anywhere}
.award-list{list-style:none;padding:0}.award-list li{padding:15px 0;border-bottom:1px solid var(--line)}.award-list p{margin:0}.award-list .source-label{display:block;margin-top:4px}.footer{border-top:1px solid var(--line);margin-top:55px;padding:22px 0 8px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:9px 20px;color:var(--muted);font:12px/1.7 Arial,sans-serif}
.skip-link{position:fixed;top:-80px;left:20px;padding:10px;background:#fff;z-index:20}.skip-link:focus{top:10px}
@media(min-width:1500px){main{padding-right:75px}}
@media(max-width:1100px){.sidebar{width:205px;padding:30px 23px}main{margin-left:205px;padding-inline:30px}.profile{gap:23px}.profile h1{font-size:2.25rem}.chinese-name{display:block;margin:7px 0 0}}
@media(max-width:760px){html{scroll-padding-top:85px}.mobile-header{position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;align-items:center;padding:14px 20px;background:#fff;border-bottom:1px solid var(--line);gap:12px}.mobile-header>a{font-size:19px}.menu-toggle{background:var(--soft);border:1px solid var(--line);padding:6px 12px;color:var(--blue);font:14px Arial,sans-serif;min-height:38px}.menu-toggle span{margin-left:9px}.sidebar{display:block;position:static;width:100%;padding:0;border-right:0}.sidebar>.site-name,.sidebar>.site-role,.sidebar-footer{display:none}.sidebar nav{padding:14px 25px;border-bottom:1px solid var(--line)}html.js .sidebar nav{display:none}html.js .sidebar nav.is-open{display:grid}nav a{margin:0;padding:10px 13px}main{margin-left:0;padding:22px 21px 16px;max-width:none}.sample-notice{font-size:12px;margin-bottom:27px}.profile{grid-template-columns:105px 1fr;gap:19px}.portrait{width:105px;height:140px}.profile h1{font-size:1.75rem}.profile .position{font-size:16px}.chinese-name{font-size:16px;margin-top:7px}.secondary-role{font-size:14px}.contact{font-size:13px}.topic-overview{grid-template-columns:1fr}.section{margin-top:34px}.section-heading{gap:12px}h1{font-size:2.1rem}h2{font-size:1.4rem}.featured-item h3{font-size:16px}.featured-summary>div{grid-template-columns:58px 1fr;gap:8px}.featured-summary dd{font-size:14px}.news-row{grid-template-columns:65px 1fr;gap:10px}.news-row time{font-size:12px}.news-row{font-size:15px}.member{grid-template-columns:96px minmax(0,1fr);gap:14px;padding:17px 0}.member img{width:96px;height:125px}.member h3{font-size:16px}.member p{font-size:13px;line-height:1.55}.member-list{grid-template-columns:1fr}.research-figure{float:none;width:100%;max-width:520px;margin:0 0 22px}.research-image{width:100%;max-width:none;margin:0}.research-topic{scroll-margin-top:85px}.year-section{scroll-margin-top:85px}.recruitment{padding:17px}.section-heading>a{font-size:12px}.academic-links{font-size:13px;gap:5px 12px}}
@media(max-width:380px){.profile{grid-template-columns:1fr}.portrait{width:120px;height:150px}.featured-item{grid-template-columns:1fr}.featured-image{max-width:220px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{.sidebar,.mobile-header,.sample-notice,.skip-link{display:none}main{margin:0;padding:0}.footer{font-size:10pt}a{color:inherit}.section,.publication,.member{break-inside:avoid}}

/* Text placeholders keep the layout usable before personal assets are supplied. */
.image-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;background:var(--soft);border:1px dashed #aab9cd;color:var(--muted);padding:16px;text-align:center;font:14px/1.6 Arial,"Microsoft YaHei",sans-serif;overflow-wrap:anywhere}
.image-placeholder small{font-size:12px;line-height:1.5}.research-image.image-placeholder{min-height:180px}.work-image.image-placeholder{width:100%;min-height:130px}.member-photo.image-placeholder{width:100%;aspect-ratio:1;margin-bottom:10px}.pending-date{font:13px/1.7 Arial,"Microsoft YaHei",sans-serif;color:var(--muted)}