/*
  SRIS Laboratory academic interface
  ----------------------------------
  A restrained, content-first system for a bilingual research website.
  Layout is organised by headings, rules, tables, lists and captioned figures.
*/
:root{
  --white:#fff;
  --paper:#f6f8f9;
  --paper-2:#eef2f4;
  --ink:#17212b;
  --text:#344451;
  --muted:#667681;
  --navy:#153b5b;
  --blue:#1f5d89;
  --teal:#0a7376;
  --red:#b44235;
  --gold:#9b721e;
  --rule:#d5dde2;
  --rule-dark:#aebbc3;
  --max:1180px;
  --gutter:clamp(18px,3vw,36px);
  --sans:Inter,"Segoe UI","Helvetica Neue","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  --serif:Georgia,"Times New Roman","Noto Serif SC","Songti SC",serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.65;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,select{font:inherit}
button{color:inherit}
.container{width:min(var(--max),calc(100% - 2*var(--gutter)));margin-inline:auto}
.skip-link{position:fixed;left:16px;top:-60px;z-index:1000;padding:10px 14px;background:var(--navy);color:#fff}.skip-link:focus{top:12px}
.hide{display:none!important}

/* Institutional header */
.institution-line{height:31px;background:var(--navy);color:#eaf1f5;font-size:12px;letter-spacing:.025em;display:flex;align-items:center}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.98);border-bottom:1px solid var(--rule)}
.header-row{min-height:82px;display:grid;grid-template-columns:195px 1fr auto;align-items:center;gap:24px}
.brand{display:flex;align-items:center}
.brand img{width:176px;height:auto}
.main-nav{display:flex;align-items:stretch;justify-content:flex-end;gap:clamp(12px,1.65vw,23px);height:82px}
.main-nav>a,.nav-group>button{position:relative;display:flex;align-items:center;border:0;background:transparent;padding:0;color:#293a46;font-size:13px;font-weight:650;white-space:nowrap;cursor:pointer}
.main-nav>a::after,.nav-group>button::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--teal);transform:scaleX(0);transition:transform .18s ease}
.main-nav>a:hover::after,.main-nav>a[aria-current="page"]::after,.nav-group.open>button::after{transform:scaleX(1)}
.nav-group{position:relative;display:flex}
.nav-group>button{padding-right:12px}.nav-group>button::before{content:"⌄";position:absolute;right:0;top:50%;transform:translateY(-55%);font-size:12px}
.nav-panel{display:none;position:absolute;right:-160px;top:81px;width:390px;padding:12px 18px;background:#fff;border:1px solid var(--rule);border-top:3px solid var(--teal);box-shadow:0 12px 30px rgba(27,43,55,.1)}
.nav-group.open .nav-panel{display:block}
.nav-panel a{display:grid;grid-template-columns:28px 1fr;gap:10px;padding:9px 0;border-bottom:1px solid #e8edef;font-size:13px;line-height:1.4}.nav-panel a:last-child{border-bottom:0}
.nav-code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--teal);font-size:11px}
.header-tools{display:flex;align-items:center;gap:12px}.lang-link{padding-left:14px;border-left:1px solid var(--rule-dark);font-size:13px;font-weight:700;color:var(--blue)}
.menu-button{display:none;width:42px;height:42px;border:0;background:transparent;padding:8px;cursor:pointer}.menu-button span{display:block;width:24px;height:1.5px;margin:5px auto;background:var(--ink)}

/* Type and shared layout */
.eyebrow{color:var(--teal);font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;margin-bottom:10px}
.display-title,.page-title,.section-title,.module-title{margin:0;color:var(--navy);font-family:var(--serif);font-weight:600;letter-spacing:-.015em}
.display-title{font-size:clamp(34px,4.2vw,48px);line-height:1.15;max-width:820px}
.page-title{font-size:clamp(34px,4vw,46px);line-height:1.13}
.section-title{font-size:clamp(27px,3vw,34px);line-height:1.2}
.module-title{font-size:clamp(34px,4vw,48px);line-height:1.14}
.lead{margin:18px 0 0;max-width:810px;color:var(--text);font-size:18px;line-height:1.7}
.section{padding:68px 0;border-top:1px solid var(--rule)}
.section--tight{padding:48px 0}.section--muted{background:var(--paper)}.section--ink{background:var(--navy);color:#fff;border-top:0}.section--ink .section-title,.section--ink h3,.section--ink strong{color:#fff}.section--ink p{color:#dbe6ec}.section--ink .eyebrow{color:#73d2d0}
.section-heading{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,500px);gap:50px;align-items:end;margin-bottom:38px}.section-heading--compact{grid-template-columns:1fr auto;align-items:end}.section-intro p{margin:0;color:var(--text)}
.text-link{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:14px;font-weight:750;border-bottom:1px solid currentColor;padding-bottom:2px}.text-link::after{content:"→"}.text-link--light{color:#fff}
.button-primary,.button-secondary{display:inline-flex;justify-content:center;align-items:center;min-height:43px;padding:9px 17px;font-size:14px;font-weight:700;border:1px solid var(--navy)}.button-primary{background:var(--navy);color:#fff}.button-secondary{background:#fff;color:var(--navy)}

/* Home */
.home-intro{padding:54px 0 50px;background:linear-gradient(90deg,#fff 0,#fff 72%,#f5f8fa 72%);border-bottom:1px solid var(--rule)}
.home-intro-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(300px,.75fr);gap:64px;align-items:center}
.hero-actions{display:flex;gap:10px;margin-top:26px;flex-wrap:wrap}
.home-definition{border-left:4px solid var(--teal);padding:5px 0 5px 24px}.home-definition h2{margin:0 0 15px;color:var(--navy);font-family:var(--serif);font-size:22px}.home-definition dl{margin:0}.home-definition dl>div{padding:10px 0;border-top:1px solid var(--rule)}.home-definition dt{font-size:12px;font-weight:800;color:var(--teal);text-transform:uppercase;letter-spacing:.07em}.home-definition dd{margin:3px 0 0;color:var(--text);font-size:14px;line-height:1.55}
.home-news-section{padding-top:56px}.home-news-layout{display:grid;grid-template-columns:minmax(0,1.28fr) minmax(340px,.72fr);gap:42px;align-items:start}
.highlight-slider{min-width:0}.highlight-viewport{position:relative;aspect-ratio:16/9;background:#e9eef1;overflow:hidden}.highlight-slide{display:none;margin:0;height:100%}.highlight-slide.active{display:grid;grid-template-rows:minmax(0,1fr) auto;height:100%}.highlight-slide img{width:100%;height:100%;min-height:0;object-fit:cover}.highlight-slide figcaption{padding:15px 0 0;background:#fff;display:grid;grid-template-columns:110px 1fr;gap:3px 18px}.highlight-slide figcaption span{grid-row:1/3;color:var(--teal);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.07em}.highlight-slide figcaption strong{color:var(--navy);font-family:var(--serif);font-size:19px}.highlight-slide figcaption p{margin:2px 0 0;color:var(--muted);font-size:14px;line-height:1.5}
.highlight-controls{display:flex;justify-content:flex-end;align-items:center;gap:10px;margin-top:14px}.highlight-controls>button{width:34px;height:31px;border:1px solid var(--rule-dark);background:#fff;cursor:pointer}.highlight-dots{display:flex;gap:7px}.highlight-dots button{width:24px;height:3px;padding:0;border:0;background:#c7d0d5;cursor:pointer}.highlight-dots button.active{background:var(--teal)}
.home-news-list{border-top:3px solid var(--navy)}.home-news-item{padding:15px 0 16px;border-bottom:1px solid var(--rule)}.home-news-meta{display:flex;gap:12px;color:var(--muted);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em}.home-news-meta span{color:var(--red)}.home-news-item h3{margin:5px 0 4px;color:var(--navy);font-family:var(--serif);font-size:17px;line-height:1.35}.home-news-item p{margin:0;color:var(--muted);font-size:13px;line-height:1.48}
.research-lines{border-top:3px solid var(--navy)}.research-line{display:grid;grid-template-columns:60px minmax(250px,.8fr) minmax(320px,1fr);gap:26px;padding:26px 0;border-bottom:1px solid var(--rule);align-items:start}.research-line-number{color:var(--teal);font-family:var(--serif);font-size:29px}.research-line h3{margin:0 0 8px;color:var(--navy);font-family:var(--serif);font-size:23px}.research-line p{margin:0;color:var(--text)}.research-line ul{margin:0;padding:0;list-style:none;columns:1}.research-line li{position:relative;padding:4px 0 4px 17px;color:var(--text);font-size:14px}.research-line li::before{content:"";position:absolute;left:0;top:14px;width:7px;height:2px;background:var(--red)}
.method-figures{display:grid;grid-template-columns:1fr 1fr;gap:32px}.method-figures figure{margin:0;border-top:3px solid var(--teal)}.method-figures img{width:100%;aspect-ratio:2/1;object-fit:contain;background:#fff;border-bottom:1px solid var(--rule)}.method-figures figcaption{display:grid;gap:4px;padding:13px 0}.method-figures figcaption strong{color:var(--navy);font-family:var(--serif);font-size:18px}.method-figures figcaption span{color:var(--muted);font-size:13px}
.method-chain{display:grid;grid-template-columns:repeat(4,1fr);margin:30px 0 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}.method-chain>div{padding:18px 18px 18px 0;border-right:1px solid var(--rule);margin-right:18px}.method-chain>div:last-child{border-right:0;margin-right:0}.method-chain dt{color:var(--teal);font-weight:800;font-size:12px;text-transform:uppercase;letter-spacing:.08em}.method-chain dd{margin:5px 0 0;color:var(--text);font-size:14px}
.publication-stats{display:grid;grid-template-columns:repeat(4,1fr);margin:0;border-top:3px solid var(--navy);border-bottom:1px solid var(--rule)}.publication-stats>div{padding:22px 22px 21px 0;border-right:1px solid var(--rule);margin-right:22px}.publication-stats>div:last-child{border-right:0;margin-right:0}.publication-stats dt{font-family:var(--serif);font-size:34px;line-height:1;color:var(--navy);font-weight:700}.publication-stats dd{margin:7px 0 0;color:var(--muted);font-size:13px}.publication-stats--home{margin-bottom:28px}
.selected-publications{border-top:1px solid var(--rule)}.selected-publications article{display:grid;grid-template-columns:58px 1fr 100px;gap:20px;padding:16px 0;border-bottom:1px solid var(--rule);align-items:start}.selected-publications time{color:var(--teal);font-family:var(--serif);font-weight:700}.selected-publications h3{margin:0;color:var(--navy);font-family:var(--serif);font-size:17px;line-height:1.38}.selected-publications p{margin:4px 0 0;color:var(--muted);font-size:13px}.selected-publications article>span{text-align:right;color:var(--red);font-size:11px;text-transform:uppercase;font-weight:800;letter-spacing:.05em}

/* Interior page header */
.page-hero{padding:48px 0;background:var(--paper);border-bottom:1px solid var(--rule)}.page-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 210px;gap:50px;align-items:end}.page-index{padding-left:22px;border-left:3px solid var(--teal);color:var(--muted);font-size:13px;line-height:1.5}.page-index strong{display:block;color:var(--navy);font-family:var(--serif);font-size:31px;line-height:1.1;margin-bottom:5px}

/* Research overview */
.program-list{border-top:3px solid var(--navy)}.program-row{display:grid;grid-template-columns:58px minmax(240px,.75fr) minmax(350px,1fr);gap:28px;padding:27px 0;border-bottom:1px solid var(--rule)}.program-number{font-family:var(--serif);font-size:27px;color:var(--teal)}.program-row h3{margin:0;color:var(--navy);font-family:var(--serif);font-size:22px}.program-body p{margin:0 0 10px;color:var(--text)}.program-body ul{margin:0;padding-left:18px;color:var(--muted);font-size:14px}
.module-directory{border-top:3px solid var(--navy)}.module-link{display:grid;grid-template-columns:70px minmax(270px,.8fr) minmax(330px,1fr) 30px;gap:22px;align-items:center;padding:20px 0;border-bottom:1px solid var(--rule)}.module-link:hover h3{color:var(--teal)}.module-code{color:var(--teal);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:13px}.module-link h3{margin:0;color:var(--navy);font-family:var(--serif);font-size:20px}.module-link p{margin:0;color:var(--muted);font-size:14px}.module-arrow{font-size:21px;color:var(--blue)}
.editorial-split{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(330px,.75fr);gap:50px;align-items:start}.editorial-image img{width:100%;object-fit:contain;background:#fff;border:1px solid var(--rule)}.image-credit{padding:9px 0;color:var(--muted);font-size:12px}.editorial-copy h3{margin:0 0 14px;color:var(--navy);font-family:var(--serif);font-size:28px}.editorial-copy p{color:var(--text)}
.fact-list{list-style:none;padding:0;margin:25px 0 0;border-top:1px solid var(--rule)}.fact-list li{display:grid;grid-template-columns:115px 1fr;gap:15px;padding:11px 0;border-bottom:1px solid var(--rule)}.fact-list strong{color:var(--teal);font-size:12px;text-transform:uppercase;letter-spacing:.06em}.fact-list span{color:var(--text);font-size:14px}
.funding-list{border-top:3px solid var(--navy)}.funding-item{display:grid;grid-template-columns:1fr 280px;gap:35px;padding:18px 0;border-bottom:1px solid var(--rule)}.funding-item h3{margin:0;color:var(--navy);font-family:var(--serif);font-size:18px}.funding-item p{margin:0;color:var(--muted);text-align:right;font-size:14px}

/* Module pages */
.module-hero{padding:44px 0 0;background:var(--paper);border-bottom:1px solid var(--rule)}.module-hero-top{display:grid;grid-template-columns:1fr 140px;gap:30px;align-items:start;padding-bottom:36px}.module-code-large{font-family:var(--serif);font-size:70px;line-height:1;color:#c7d4db;text-align:right}.module-figure{width:min(var(--max),calc(100% - 2*var(--gutter)));margin:0 auto}.module-figure img{width:100%;max-height:500px;object-fit:contain;background:#fff;border:1px solid var(--rule);border-bottom:0}
.module-position{display:grid;grid-template-columns:260px minmax(0,1fr);gap:55px}.module-position aside{border-top:3px solid var(--teal);padding-top:15px}.module-position aside strong{display:block;color:var(--navy);font-family:var(--serif);font-size:21px}.module-position p{margin-top:0;color:var(--text)}.keyword-line{display:flex;flex-wrap:wrap;gap:8px;margin-top:17px}.keyword-line span{padding:3px 9px;border:1px solid var(--rule-dark);color:var(--text);font-size:12px}
.question-list{border-top:3px solid var(--navy)}.question-item{padding:18px 0;border-bottom:1px solid var(--rule)}.question-item p{margin:0;color:var(--navy);font-family:var(--serif);font-size:19px}
.pillar-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:3px solid var(--navy)}.pillar{padding:24px 24px 0 0;border-right:1px solid var(--rule);margin-right:24px}.pillar:last-child{border-right:0;margin-right:0}.pillar-label{color:var(--teal);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:11px}.pillar h3{margin:12px 0 10px;color:var(--navy);font-family:var(--serif);font-size:21px}.pillar p{color:var(--text);font-size:14px}

/* People */
.pi-layout{display:grid;grid-template-columns:255px 1fr;gap:50px;align-items:start}.pi-photo{width:255px;aspect-ratio:5/7;object-fit:cover}.pi-name{margin:0;color:var(--navy);font-family:var(--serif);font-size:34px}.pi-role{margin-top:5px;color:var(--teal);font-weight:700}.pi-bio{max-width:780px;color:var(--text)}.contact-line{display:flex;gap:24px;padding:12px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);font-size:14px}.contact-line a{color:var(--blue)}
.people-group{margin-bottom:48px}.group-header{display:flex;align-items:end;justify-content:space-between;border-bottom:3px solid var(--navy);padding-bottom:9px;margin-bottom:24px}.group-header h2{margin:0;color:var(--navy);font-family:var(--serif);font-size:28px}.group-count{font-family:var(--serif);font-size:22px;color:var(--teal)}.people-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px 22px}.person img{width:100%;aspect-ratio:1/1;object-fit:cover;background:var(--paper)}.person h3{margin:11px 0 1px;color:var(--navy);font-family:var(--serif);font-size:18px}.person-role{color:var(--teal);font-size:12px;font-weight:750}.person-bio{margin:8px 0;color:var(--text);font-size:13px}.person-keywords{color:var(--muted);font-size:11px}.alumni-list{border-top:3px solid var(--navy)}.alumnus{display:grid;grid-template-columns:230px 220px 1fr;gap:20px;padding:13px 0;border-bottom:1px solid var(--rule);font-size:14px}.alumnus strong{color:var(--navy)}.alumnus span{color:var(--muted)}

/* Publications */
.publication-summary{padding:26px 0;background:#fff;border-bottom:1px solid var(--rule)}
.publication-tools{position:sticky;top:113px;z-index:40;background:rgba(246,248,249,.98);border-bottom:1px solid var(--rule)}.publication-controls{display:grid;grid-template-columns:auto 155px minmax(250px,1fr) auto;gap:24px;align-items:end;padding-top:15px;padding-bottom:15px}.publication-filter-block{display:grid;gap:6px}.control-label,.search-field label{font-size:11px;color:var(--muted);font-weight:800;text-transform:uppercase;letter-spacing:.07em}.filter-row{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:28px}.filter-row.no-margin{margin:0}.filter-button{padding:6px 10px;border:1px solid var(--rule-dark);background:#fff;font-size:12px;font-weight:700;cursor:pointer}.filter-button.active{background:var(--navy);border-color:var(--navy);color:#fff}.publication-filter-block select,.search-field input{height:34px;border:1px solid var(--rule-dark);background:#fff;color:var(--ink);padding:5px 9px}.publication-filter-block select{width:100%}.search-field{display:grid;gap:6px}.publication-count{text-align:right;color:var(--muted);font-size:12px;white-space:nowrap}.publication-count span{color:var(--navy);font-weight:800}
.publication-list{border-top:3px solid var(--navy)}.publication{display:grid;grid-template-columns:66px minmax(0,1fr) 90px;gap:22px;padding:20px 0;border-bottom:1px solid var(--rule);align-items:start}.publication-year{color:var(--teal);font-family:var(--serif);font-size:18px;font-weight:700}.publication h2{margin:0;color:var(--navy);font-family:var(--serif);font-size:18px;line-height:1.4}.publication-meta{margin-top:6px;color:var(--muted);font-size:13px;line-height:1.55}.publication-type{text-align:right;color:var(--red);font-size:10px;font-weight:850;text-transform:uppercase;letter-spacing:.06em}.publication-actions{display:flex;gap:14px;margin-top:8px}.publication-action{padding:0;border:0;border-bottom:1px solid currentColor;background:transparent;color:var(--blue);font-size:12px;cursor:pointer}.publication-abstract{display:none;margin:13px 0 0;padding:13px 0 0;border-top:1px dashed var(--rule-dark);color:var(--text);font-size:14px}.publication.open .publication-abstract{display:block}.empty-state{display:none;padding:35px 0;color:var(--muted)}

/* News */
.news-list{border-top:3px solid var(--navy)}.news-row{display:grid;grid-template-columns:120px minmax(0,1fr) 95px;gap:25px;padding:20px 0;border-bottom:1px solid var(--rule);align-items:start}.news-date{color:var(--teal);font-family:var(--serif);font-weight:700}.news-row h3{margin:0;color:var(--navy);font-family:var(--serif);font-size:19px}.news-row p{margin:6px 0 0;color:var(--muted);font-size:14px}.news-category{text-align:right;color:var(--red);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.06em}

/* Gallery */
.gallery-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:42px 30px}.gallery-item{margin:0}.gallery-item img{width:100%;aspect-ratio:4/3;object-fit:cover}.gallery-item figcaption{display:grid;grid-template-columns:1fr auto;gap:20px;padding:12px 0;border-bottom:1px solid var(--rule)}.gallery-item h3{margin:0;color:var(--navy);font-family:var(--serif);font-size:19px}.gallery-item p{margin:4px 0 0;color:var(--muted);font-size:13px}.gallery-tag{color:var(--teal);font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.06em}

/* Course, resources */
.course-facts{display:grid;grid-template-columns:repeat(4,1fr);border-top:3px solid var(--navy);border-bottom:1px solid var(--rule)}.course-fact{padding:17px 18px 17px 0;border-right:1px solid var(--rule);margin-right:18px}.course-fact:last-child{border-right:0;margin-right:0}.course-fact span{display:block;color:var(--teal);font-size:11px;font-weight:800;text-transform:uppercase}.course-fact strong{display:block;margin-top:5px;color:var(--navy);font-family:var(--serif);font-size:18px}.lecture-list{border-top:3px solid var(--navy)}.lecture{display:grid;grid-template-columns:60px 280px 1fr;gap:24px;padding:18px 0;border-bottom:1px solid var(--rule)}.lecture-number{color:var(--teal);font-family:var(--serif);font-size:20px}.lecture h3{margin:0;color:var(--navy);font-family:var(--serif);font-size:19px}.lecture p{margin:0;color:var(--text);font-size:14px}
.resource-list{border-top:3px solid var(--navy)}.resource-row{display:grid;grid-template-columns:105px minmax(0,1fr) auto;gap:25px;padding:21px 0;border-bottom:1px solid var(--rule);align-items:start}.resource-kind{color:var(--teal);font-size:11px;font-weight:800;text-transform:uppercase}.resource-row h2{margin:0;color:var(--navy);font-family:var(--serif);font-size:19px}.resource-row p{margin:5px 0;color:var(--text);font-size:14px}.resource-meta{color:var(--muted);font-size:12px}

/* Footer */
.site-footer{padding:44px 0 0;background:#102e46;color:#dce7ed}.footer-grid{display:grid;grid-template-columns:1.6fr .55fr 1fr;gap:60px}.footer-identity img{width:190px;filter:brightness(0) invert(1);opacity:.95}.footer-identity p{max-width:530px;margin:15px 0 0;color:#c3d4de;font-size:13px}.site-footer h2{margin:0 0 12px;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.08em}.footer-links{display:grid;gap:7px;font-size:13px}.footer-links a:hover{text-decoration:underline}.footer-links span{color:#c3d4de}.footer-bottom{display:flex;justify-content:space-between;margin-top:35px;padding:15px 0;border-top:1px solid rgba(255,255,255,.2);color:#9fb5c2;font-size:11px}

@media(max-width:1080px){
 .header-row{grid-template-columns:170px 1fr auto}.brand img{width:155px}.main-nav{gap:12px}.main-nav>a,.nav-group>button{font-size:12px}
 .home-intro-grid{gap:38px}.home-news-layout{grid-template-columns:1fr 360px;gap:30px}
 .people-grid{grid-template-columns:repeat(3,1fr)}
 .publication-controls{grid-template-columns:1fr 150px 1fr}.publication-count{grid-column:3;text-align:left}.publication-tools{top:113px}
}
@media(max-width:900px){
 .institution-line{display:none}.site-header{top:0}.header-row{min-height:72px;grid-template-columns:170px 1fr auto}.main-nav{display:none;position:fixed;left:0;right:0;top:72px;bottom:0;height:auto;padding:15px var(--gutter) 40px;background:#fff;overflow:auto;align-items:stretch;justify-content:flex-start;flex-direction:column;gap:0}.menu-open .main-nav{display:flex}.main-nav>a,.nav-group>button{min-height:48px;border-bottom:1px solid var(--rule);font-size:14px}.main-nav>a::after,.nav-group>button::after{display:none}.nav-group{display:block}.nav-group>button{width:100%;text-align:left}.nav-panel{position:static;transform:none;width:auto;border:0;border-left:3px solid var(--teal);box-shadow:none;padding:6px 14px;margin:0 0 8px}.menu-button{display:block}.lang-link{border-left:0;padding-left:0}.nav-panel a{font-size:13px}
 .home-intro{background:#fff}.home-intro-grid,.home-news-layout,.section-heading,.editorial-split,.module-position{grid-template-columns:1fr}.home-definition{margin-top:10px}.section-heading{gap:14px}.section-heading--compact{grid-template-columns:1fr auto}
 .research-line,.program-row{grid-template-columns:50px 1fr}.research-line ul,.program-body{grid-column:2}.module-link{grid-template-columns:55px 1fr 24px}.module-link p{grid-column:2}.module-arrow{grid-column:3;grid-row:1/3}
 .method-chain{grid-template-columns:repeat(2,1fr)}.method-chain>div:nth-child(2){border-right:0;margin-right:0}.method-chain>div:nth-child(-n+2){border-bottom:1px solid var(--rule)}
 .page-hero-grid{grid-template-columns:1fr}.page-index{max-width:400px}.pillar-grid{grid-template-columns:1fr}.pillar{border-right:0;margin-right:0;padding-bottom:22px;border-bottom:1px solid var(--rule)}
 .people-grid{grid-template-columns:repeat(2,1fr)}.publication-tools{position:static}.publication-controls{grid-template-columns:1fr 160px}.search-field{grid-column:1/3}.publication-count{grid-column:1/3}.footer-grid{grid-template-columns:1.4fr 1fr;gap:35px}.footer-grid section:last-child{grid-column:1/3}
}
@media(max-width:620px){
 body{font-size:15px}.header-row{grid-template-columns:145px 1fr auto;gap:10px}.brand img{width:140px}.lang-link{font-size:12px}.home-intro{padding:37px 0}.display-title{font-size:34px}.page-title,.module-title{font-size:33px}.lead{font-size:16px}.section{padding:50px 0}.section--tight{padding:38px 0}.section-title{font-size:27px}.section-heading--compact{grid-template-columns:1fr;align-items:start}
 .home-news-layout{display:block}.home-news-list{margin-top:34px}.highlight-viewport{aspect-ratio:auto}.highlight-slide.active{display:block}.highlight-slide img{aspect-ratio:4/3}.highlight-slide figcaption{grid-template-columns:1fr}.highlight-slide figcaption span{grid-row:auto}.highlight-controls{justify-content:space-between}
 .research-line,.program-row{grid-template-columns:40px 1fr;gap:14px}.research-line h3,.program-row h3{font-size:20px}.method-figures{grid-template-columns:1fr}.method-chain,.publication-stats{grid-template-columns:repeat(2,1fr)}.publication-stats>div:nth-child(2),.method-chain>div:nth-child(2){border-right:0;margin-right:0}.publication-stats>div:nth-child(-n+2){border-bottom:1px solid var(--rule)}.publication-stats dt{font-size:29px}
 .selected-publications article{grid-template-columns:52px 1fr}.selected-publications article>span{grid-column:2;text-align:left}.module-link{grid-template-columns:44px 1fr 20px;gap:12px}.module-link h3{font-size:18px}.module-hero-top{grid-template-columns:1fr}.module-code-large{display:none}.module-figure{width:100%}.module-position{gap:24px}.pi-layout{grid-template-columns:1fr}.pi-photo{width:220px}.people-grid{grid-template-columns:1fr 1fr;gap:25px 14px}.person h3{font-size:16px}.alumnus{grid-template-columns:1fr 90px}.alumnus span:last-child{grid-column:1/3}.publication-controls{grid-template-columns:1fr}.search-field,.publication-count{grid-column:1}.publication{grid-template-columns:52px 1fr;gap:13px}.publication-type{grid-column:2;text-align:left}.news-row{grid-template-columns:1fr}.news-category{text-align:left}.gallery-grid{grid-template-columns:1fr}.course-facts{grid-template-columns:repeat(2,1fr)}.course-fact:nth-child(2){border-right:0;margin-right:0}.course-fact:nth-child(-n+2){border-bottom:1px solid var(--rule)}.lecture{grid-template-columns:42px 1fr}.lecture p{grid-column:2}.resource-row{grid-template-columns:1fr}.funding-item{grid-template-columns:1fr}.funding-item p{text-align:left}.footer-grid{grid-template-columns:1fr}.footer-grid section:last-child{grid-column:auto}.footer-bottom{display:grid;gap:5px}
}
/* Final academic sizing adjustment */
.display-title{font-size:clamp(32px,3.7vw,43px);max-width:760px}
@media(max-width:620px){.display-title{font-size:30px;line-height:1.2}}
.section--ink .module-position p{color:#dbe6ec}
.section--ink .module-position aside{border-top-color:#73d2d0}
.section--ink .module-position aside strong{color:#fff}

/* ========================================================================
   SRIS academic clarity redesign · 2026
   Content hierarchy first: restrained colour, readable scale, explicit logic.
   ======================================================================== */
:root{
  --white:#ffffff;
  --paper:#f4f7f8;
  --paper-2:#eaf0f2;
  --ink:#15232d;
  --text:#314550;
  --muted:#667781;
  --navy:#10364d;
  --blue:#236a9a;
  --teal:#087b78;
  --red:#c94d3f;
  --gold:#a57826;
  --rule:#d7e0e4;
  --rule-dark:#b8c7ce;
  --max:1200px;
  --gutter:clamp(20px,3vw,40px);
  --sans:Inter,"Segoe UI","Helvetica Neue","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,"Noto Serif SC","Songti SC",serif;
}
body{color:var(--ink);font-size:16px;line-height:1.68;background:#fff}
.container{width:min(var(--max),calc(100% - 2*var(--gutter)))}
.institution-line{height:27px;background:#0d3148;font-size:11px;letter-spacing:.035em}
.site-header{background:rgba(255,255,255,.985);box-shadow:0 1px 0 rgba(16,54,77,.08)}
.header-row{min-height:80px;grid-template-columns:190px 1fr auto;gap:28px}
.brand img{width:178px}
.main-nav{height:80px;gap:clamp(14px,1.55vw,23px)}
.main-nav>a,.nav-group>button{font-size:13px;font-weight:700;letter-spacing:.01em;color:#263d4a}
.main-nav>a:hover,.nav-group>button:hover{color:var(--blue)}
.main-nav>a[aria-current="page"]{color:var(--navy)}
.main-nav>a::after,.nav-group>button::after{height:3px;background:var(--teal)}
.lang-link{color:var(--navy);font-weight:700}

.eyebrow{color:var(--teal);font-size:11px;font-weight:800;letter-spacing:.12em;line-height:1.4;text-transform:uppercase}
.display-title,.page-title,.section-title,.module-title{font-family:var(--serif);color:var(--navy);font-weight:650;letter-spacing:-.022em}
.display-title{font-size:clamp(36px,4vw,49px);line-height:1.09;max-width:780px}
.page-title{font-size:clamp(34px,4vw,48px);line-height:1.12;max-width:880px}
.section-title{font-size:clamp(28px,3vw,38px);line-height:1.16}
.lead{max-width:780px;color:var(--text);font-size:18px;line-height:1.65}
.section{padding:76px 0}
.section--tight{padding:54px 0}
.section--muted{background:var(--paper)}
.section-heading{grid-template-columns:minmax(0,1fr) minmax(320px,470px);gap:70px;margin-bottom:38px;align-items:end}
.section-heading--compact{grid-template-columns:1fr auto}
.section-intro{font-size:15px;line-height:1.7}
.text-link{color:var(--blue);font-size:13px;font-weight:750;border-bottom:1px solid currentColor;padding-bottom:2px}
.text-link:hover{color:var(--teal)}
.button-primary,.button-secondary{min-height:42px;padding:10px 16px;border-radius:0;font-size:13px;font-weight:750;letter-spacing:.01em}
.button-primary{background:var(--navy);border:1px solid var(--navy);color:#fff}
.button-primary:hover{background:var(--blue);border-color:var(--blue)}
.button-secondary{background:#fff;border:1px solid var(--rule-dark);color:var(--navy)}
.button-secondary:hover{border-color:var(--navy)}

/* Home: clear academic introduction */
.academic-hero{padding:62px 0 58px;border-bottom:1px solid var(--rule);background:#fff}
.academic-hero-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(330px,.72fr);gap:84px;align-items:center}
.academic-hero-copy .lead{margin:20px 0 0;max-width:760px}
.academic-hero-copy .hero-actions{margin-top:28px}
.research-at-glance{align-self:stretch;border-top:4px solid var(--navy);padding-top:17px}
.research-at-glance-heading{display:flex;align-items:baseline;justify-content:space-between;gap:18px;padding-bottom:12px;border-bottom:1px solid var(--rule)}
.research-at-glance-heading span{color:var(--teal);font-size:10px;font-weight:850;letter-spacing:.12em;text-transform:uppercase;white-space:nowrap}
.research-at-glance-heading h2{margin:0;color:var(--navy);font-family:var(--serif);font-size:22px;line-height:1.2;text-align:right}
.research-at-glance ol{margin:0;padding:0;list-style:none}
.research-at-glance li{display:grid;grid-template-columns:38px 1fr;gap:14px;padding:16px 0;border-bottom:1px solid var(--rule)}
.profile-index{color:var(--red);font-family:var(--serif);font-size:17px;font-weight:700}
.research-at-glance strong{display:block;color:var(--navy);font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.research-at-glance p{margin:4px 0 0;color:var(--text);font-size:13px;line-height:1.5}

/* News and activity are explicitly separate, but visually balanced */
.home-news-section{padding-top:72px}
.news-showcase{display:grid;grid-template-columns:minmax(0,1.34fr) minmax(350px,.66fr);gap:46px;align-items:stretch}
.activity-panel,.updates-panel{min-width:0}
.panel-heading{display:flex;align-items:center;gap:13px;height:42px;border-top:3px solid var(--navy);border-bottom:1px solid var(--rule)}
.panel-heading span{color:var(--teal);font-family:var(--serif);font-size:18px}
.panel-heading h3{margin:0;color:var(--navy);font-family:var(--serif);font-size:19px;font-weight:650}
.highlight-slider{height:calc(100% - 42px);display:grid;grid-template-rows:minmax(0,1fr) auto}
.highlight-viewport{position:relative;aspect-ratio:auto;min-height:430px;background:#e9eef1;overflow:hidden}
.highlight-slide{display:none;margin:0;height:100%;position:relative}
.highlight-slide.active{display:block}
.highlight-slide img{width:100%;height:100%;min-height:430px;object-fit:cover}
.highlight-slide::after{content:"";position:absolute;inset:auto 0 0;height:46%;background:linear-gradient(180deg,transparent,rgba(7,31,46,.83));pointer-events:none}
.highlight-slide figcaption{position:absolute;z-index:2;left:0;right:0;bottom:0;display:grid;grid-template-columns:112px 1fr;gap:3px 20px;padding:24px 25px 22px;color:#fff;background:transparent}
.highlight-slide figcaption span{grid-row:1/3;color:#72ddd6;font-size:10px;font-weight:850;letter-spacing:.1em;text-transform:uppercase}
.highlight-slide figcaption strong{color:#fff;font-family:var(--serif);font-size:22px;line-height:1.25}
.highlight-slide figcaption p{margin:3px 0 0;color:#e3edf1;font-size:13px;line-height:1.48;max-width:620px}
.highlight-controls{display:flex;align-items:center;justify-content:flex-end;gap:10px;margin:0;padding-top:13px}
.highlight-controls>button{width:36px;height:34px;border:1px solid var(--rule-dark);background:#fff;color:var(--navy)}
.highlight-controls>button:hover{border-color:var(--navy)}
.highlight-dots button{height:3px;background:#c6d1d6}
.highlight-dots button.active{background:var(--teal)}
.home-news-list{height:calc(100% - 42px);border-top:0;display:flex;flex-direction:column}
.home-news-item{flex:1;display:flex;flex-direction:column;justify-content:center;padding:14px 0;border-bottom:1px solid var(--rule)}
.home-news-item:last-child{border-bottom:3px solid var(--navy)}
.home-news-meta{font-size:10px;letter-spacing:.08em}
.home-news-meta span{color:var(--red)}
.home-news-item h3{margin:6px 0 4px;font-size:17px;line-height:1.35}
.home-news-item p{margin:0;color:var(--muted);font-size:12px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* Research directions: no cards, only a clear comparative grid */
.research-focus-section{background:#fff}
.research-focus-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:4px solid var(--navy)}
.research-focus-item{padding:28px 28px 24px 0;margin-right:28px;border-right:1px solid var(--rule)}
.research-focus-item:last-child{margin-right:0;padding-right:0;border-right:0}
.research-focus-head{min-height:86px}
.research-focus-head span{display:block;color:var(--red);font-family:var(--serif);font-size:20px;margin-bottom:9px}
.research-focus-head h3{margin:0;color:var(--navy);font-family:var(--serif);font-size:23px;line-height:1.28}
.research-focus-item>p{min-height:136px;margin:15px 0 18px;color:var(--text);font-size:14px}
.research-methods-label{padding-top:14px;border-top:1px solid var(--rule);color:var(--teal);font-size:10px;font-weight:850;letter-spacing:.1em;text-transform:uppercase}
.research-focus-item ul{margin:9px 0 0;padding:0;list-style:none}
.research-focus-item li{position:relative;padding:5px 0 5px 14px;color:var(--text);font-size:13px}
.research-focus-item li::before{content:"";position:absolute;left:0;top:14px;width:6px;height:2px;background:var(--red)}

/* Methodological logic */
.method-pipeline{display:grid;grid-template-columns:repeat(4,1fr);margin:0 0 42px;padding:0;list-style:none;border-top:4px solid var(--navy);border-bottom:1px solid var(--rule)}
.method-pipeline li{position:relative;padding:22px 25px 22px 0;margin-right:25px;border-right:1px solid var(--rule)}
.method-pipeline li:last-child{margin-right:0;padding-right:0;border-right:0}
.method-pipeline li:not(:last-child)::after{content:"→";position:absolute;right:-18px;top:44px;color:var(--teal);background:var(--paper);font-size:16px}
.method-pipeline span{display:block;color:var(--red);font-family:var(--serif);font-size:18px}
.method-pipeline strong{display:block;margin-top:6px;color:var(--navy);font-family:var(--serif);font-size:19px}
.method-pipeline p{margin:8px 0 0;color:var(--text);font-size:13px;line-height:1.55}
.method-figures--home{gap:34px}
.method-figures--home figure{background:#fff;border-bottom:3px solid var(--navy)}
.method-figures--home img{width:100%;aspect-ratio:16/7;object-fit:contain;background:#fff;padding:8px}
.method-figures--home figcaption{padding:16px 0 18px}
.method-figures--home figcaption strong{font-size:18px}
.method-figures--home figcaption span{font-size:13px}

/* Publications retain the original statistics while improving hierarchy */
.publication-home-section{background:#fff}
.publication-stats{border-top:4px solid var(--navy);border-bottom:1px solid var(--rule)}
.publication-stats>div{padding:20px 24px 18px 0}
.publication-stats dt{color:var(--navy);font-size:34px;letter-spacing:-.03em}
.publication-stats dd{color:var(--muted);font-size:12px}
.selected-publications{margin-top:16px}
.selected-publications article{padding:15px 0;grid-template-columns:66px 1fr 88px}
.selected-publications h3{font-size:15px;line-height:1.45}

/* All inner-page heroes: compact, readable, never theatrical */
.page-hero{padding:55px 0 50px;background:#fff;border-bottom:1px solid var(--rule)}
.page-hero-grid{grid-template-columns:minmax(0,1fr) 260px;gap:70px}
.page-index{border-left:0;border-top:4px solid var(--teal);padding:14px 0 0;color:var(--muted)}
.page-index strong{font-size:23px}
.module-hero{padding:55px 0}

/* People page */
.people-hero{padding-bottom:44px}
.people-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(380px,.75fr);gap:70px;align-items:end}
.people-hero .lead{max-width:790px;margin-bottom:0}
.team-overview{display:grid;grid-template-columns:repeat(2,1fr);margin:0;border-top:4px solid var(--navy);border-bottom:1px solid var(--rule)}
.team-overview div{padding:14px 18px 14px 0;border-bottom:1px solid var(--rule)}
.team-overview div:nth-last-child(-n+2){border-bottom:0}
.team-overview dt{color:var(--teal);font-family:var(--serif);font-size:27px;font-weight:700;line-height:1}
.team-overview dd{margin:5px 0 0;color:var(--text);font-size:12px;line-height:1.4}
.pi-section{padding-top:68px;padding-bottom:68px}
.pi-layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:62px;align-items:start}
.pi-portrait{margin:0}
.pi-photo{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:center 25%;background:var(--paper)}
.pi-portrait figcaption{padding:10px 0 0;color:var(--muted);font-size:12px;border-top:3px solid var(--navy)}
.pi-profile{padding-top:4px}
.pi-name{font-size:38px;line-height:1.15}
.pi-role{margin-top:8px;color:var(--teal);font-size:14px;font-weight:800;letter-spacing:.025em;text-transform:uppercase}
.pi-bio{max-width:800px;margin:24px 0 0;color:var(--text);font-size:16px;line-height:1.75}
.pi-meta{display:grid;grid-template-columns:1fr 2fr;gap:28px;margin-top:28px;padding-top:18px;border-top:1px solid var(--rule)}
.pi-meta>div{min-width:0}
.pi-meta span{display:block;color:var(--teal);font-size:10px;font-weight:850;letter-spacing:.1em;text-transform:uppercase}
.pi-meta a,.pi-meta p{display:block;margin:6px 0 0;color:var(--navy);font-size:13px;line-height:1.55}
.people-directory-section{padding-top:70px}
.people-group{margin:0 0 60px}
.group-header{display:flex;align-items:end;justify-content:space-between;margin:0 0 24px;padding:0 0 11px;border-bottom:3px solid var(--navy)}
.group-header>div{display:flex;align-items:baseline;gap:14px}
.group-header>div>span{color:var(--red);font-family:var(--serif);font-size:18px}
.group-header h2{font-size:27px}
.group-count{color:var(--teal);font-family:var(--serif);font-size:22px}
.people-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:34px 24px}
.person{min-width:0}
.person-photo-wrap{position:relative;overflow:hidden;background:#dfe7ea;border-bottom:3px solid var(--teal)}
.person-photo-wrap::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(16,54,77,.08);pointer-events:none}
.person img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:center 25%;filter:saturate(.9) contrast(.99)}
.person img[src*="yanyulu"]{object-position:center 20%}
.person img[src*="weihong"]{object-position:center 30%}
.person img[src*="peixiyang"]{object-position:center 23%}
.person-copy{padding-top:12px}
.person h3{margin:0;color:var(--navy);font-family:var(--serif);font-size:19px;line-height:1.3}
.person-role{margin-top:3px;color:var(--teal);font-size:11px;font-weight:850;letter-spacing:.05em;text-transform:uppercase}
.person-bio{margin:9px 0 0;color:var(--text);font-size:13px;line-height:1.45}
.person-keywords{margin-top:8px;padding-top:8px;border-top:1px solid var(--rule);color:var(--muted);font-size:11px;line-height:1.5}
.alumni-list{border-top:3px solid var(--navy)}
.alumnus{padding:15px 0}

/* Publications page and other lists: denser academic rhythm */
.publication-tools{background:#fff;border-top:4px solid var(--navy);border-bottom:1px solid var(--rule)}
.publication-list{border-top:0}
.publication{padding:18px 0}
.news-list,.lecture-list,.resource-list,.funding-list{border-top:4px solid var(--navy)}
.gallery-item img{background:var(--paper)}
.site-footer{background:#0d3047}
.footer-identity img{filter:none;background:#fff;padding:6px 8px;width:190px}

@media(max-width:1080px){
  .academic-hero-grid{gap:55px;grid-template-columns:minmax(0,1.35fr) minmax(315px,.7fr)}
  .news-showcase{grid-template-columns:minmax(0,1.2fr) 350px;gap:34px}
  .highlight-viewport,.highlight-slide img{min-height:410px}
  .people-grid{grid-template-columns:repeat(3,1fr)}
  .people-hero-grid{grid-template-columns:1fr 350px;gap:45px}
}

@media(max-width:900px){
  .header-row{min-height:72px}.main-nav{top:72px}
  .academic-hero-grid,.people-hero-grid{grid-template-columns:1fr;gap:38px}
  .research-at-glance{max-width:none}
  .news-showcase{grid-template-columns:1fr;gap:42px}
  .highlight-viewport,.highlight-slide img{min-height:440px}
  .home-news-list{height:auto}
  .home-news-item{min-height:110px}
  .research-focus-grid{grid-template-columns:1fr}
  .research-focus-item{display:grid;grid-template-columns:250px 1fr;gap:25px;padding:25px 0;margin:0;border-right:0;border-bottom:1px solid var(--rule)}
  .research-focus-item:last-child{border-bottom:0}
  .research-focus-head{min-height:0}
  .research-focus-item>p{min-height:0;margin:0}
  .research-methods-label,.research-focus-item ul{grid-column:2}
  .method-pipeline{grid-template-columns:repeat(2,1fr)}
  .method-pipeline li:nth-child(2){margin-right:0;padding-right:0;border-right:0}
  .method-pipeline li:nth-child(2)::after{display:none}
  .method-pipeline li:nth-child(-n+2){border-bottom:1px solid var(--rule)}
  .pi-layout{grid-template-columns:250px 1fr;gap:40px}
  .people-grid{grid-template-columns:repeat(3,1fr)}
}

@media(max-width:680px){
  body{font-size:15px}
  .academic-hero{padding:42px 0 40px}
  .display-title{font-size:32px;line-height:1.16}
  .page-title{font-size:32px}
  .lead{font-size:16px}
  .section{padding:54px 0}
  .section-title{font-size:29px}
  .section-heading{grid-template-columns:1fr;gap:14px;margin-bottom:28px}
  .section-heading--compact{grid-template-columns:1fr auto}
  .research-at-glance-heading{display:block}
  .research-at-glance-heading h2{text-align:left;margin-top:4px}
  .news-showcase{gap:36px}
  .highlight-viewport,.highlight-slide img{min-height:340px}
  .highlight-slide figcaption{grid-template-columns:1fr;padding:22px 18px 18px}
  .highlight-slide figcaption span{grid-row:auto}
  .highlight-slide figcaption strong{font-size:19px}
  .highlight-slide figcaption p{display:none}
  .research-focus-item{grid-template-columns:1fr;gap:10px}
  .research-focus-item>p,.research-methods-label,.research-focus-item ul{grid-column:1}
  .method-pipeline{grid-template-columns:1fr}
  .method-pipeline li{margin:0;padding:18px 0;border-right:0;border-bottom:1px solid var(--rule)}
  .method-pipeline li::after{display:none!important}
  .method-figures--home{grid-template-columns:1fr}
  .publication-stats{grid-template-columns:repeat(2,1fr)}
  .people-hero-grid{gap:26px}
  .team-overview{grid-template-columns:repeat(2,1fr)}
  .pi-layout{grid-template-columns:1fr;gap:28px}
  .pi-portrait{max-width:250px}
  .pi-name{font-size:31px}
  .pi-meta{grid-template-columns:1fr}
  .people-grid{grid-template-columns:repeat(2,1fr);gap:30px 15px}
  .person h3{font-size:17px}
}

@media(max-width:430px){
  .section-heading--compact{grid-template-columns:1fr}
  .highlight-viewport,.highlight-slide img{min-height:300px}
  .team-overview{grid-template-columns:1fr 1fr}
  .people-grid{grid-template-columns:1fr 1fr}
  .person-bio{font-size:12px}
  .person-keywords{font-size:10px}
}

/* Research overview: factual funding register */
.section-heading--single{grid-template-columns:1fr}
.funding-table{border-top:3px solid var(--navy)}
.funding-table__head,.funding-table__row{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(220px,.8fr) 150px;gap:28px;align-items:start}
.funding-table__head{padding:11px 0;border-bottom:1px solid var(--navy);font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--navy)}
.funding-table__row{padding:19px 0;border-bottom:1px solid var(--rule)}
.funding-table__row h3,.funding-table__row p,.funding-table__row time{margin:0}
.funding-table__row h3{font-family:var(--serif);font-size:17px;line-height:1.55;color:var(--navy);font-weight:650}
.funding-table__row p,.funding-table__row time{font-size:14px;line-height:1.6;color:var(--muted)}
.funding-table__row time{white-space:nowrap;font-variant-numeric:tabular-nums}
@media (max-width:760px){
 .funding-table__head{display:none}
 .funding-table__row{grid-template-columns:1fr;gap:7px;padding:18px 0}
 .funding-table__row p::before{content:"Funding agency · ";font-weight:700;color:var(--navy)}
 html[lang="zh-CN"] .funding-table__row p::before{content:"资助机构 · "}
 .funding-table__row time::before{content:"Period · ";font-weight:700;color:var(--navy)}
 html[lang="zh-CN"] .funding-table__row time::before{content:"时间区间 · "}
}

/* ========================================================================
   Long-form SRIS identity mark
   The supplied horizontal logo is allowed to occupy the full institutional
   header height while preserving enough navigation space at each breakpoint.
   ======================================================================== */
:root{--site-header-height:84px}
.site-header .container{width:min(1360px,calc(100% - 2*var(--gutter)))}
.header-row{
  min-height:var(--site-header-height);
  grid-template-columns:470px minmax(0,1fr) auto;
  gap:22px;
}
.brand{
  height:var(--site-header-height);
  min-width:0;
  overflow:visible;
}
.brand img{
  width:auto;
  height:78px;
  max-width:none;
  object-fit:contain;
  object-position:left center;
}
.main-nav{height:var(--site-header-height)}
.nav-panel{top:calc(var(--site-header-height) - 1px)}
.footer-identity img{
  width:min(100%,390px);
  height:auto;
  padding:8px 10px;
}

@media (max-width:1280px) and (min-width:1081px){
  .header-row{grid-template-columns:390px minmax(0,1fr) auto;gap:17px}
  .brand img{height:64px}
  .main-nav{gap:10px}
  .main-nav>a,.nav-group>button{font-size:12px}
}

@media (max-width:1080px) and (min-width:901px){
  :root{--site-header-height:76px}
  .header-row{grid-template-columns:325px minmax(0,1fr) auto;gap:14px}
  .brand{height:var(--site-header-height)}
  .brand img{width:auto;height:53px;max-width:none}
  .main-nav{height:var(--site-header-height);gap:8px}
  .main-nav>a,.nav-group>button{font-size:11.5px}
  .nav-panel{top:calc(var(--site-header-height) - 1px)}
}

@media (max-width:900px){
  :root{--site-header-height:72px}
  .header-row{min-height:var(--site-header-height);grid-template-columns:minmax(0,1fr) auto;gap:14px}
  .brand{height:var(--site-header-height);min-width:0}
  .brand img{width:min(100%,355px);height:auto;max-width:100%}
  .main-nav{top:var(--site-header-height)}
}

@media (max-width:520px){
  .header-row{gap:10px}
  .brand img{width:min(100%,285px)}
  .header-tools{gap:8px}
  .menu-button{width:38px;height:38px;padding:6px}
}

/* ========================================================================
   People page — academic portrait system
   Large team context, a featured principal-investigator profile, and
   uncropped portrait plates replace the former uniform image grid.
   ======================================================================== */
.people-hero{padding:58px 0 64px;background:#fff}
.people-hero-layout{display:grid;grid-template-columns:minmax(0,.88fr) minmax(520px,1.12fr);gap:66px;align-items:center}
.people-hero-copy .page-title{max-width:650px}
.people-hero-copy .lead{max-width:680px;margin-bottom:0}
.team-overview{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:34px 0 0;border-top:3px solid var(--navy);border-bottom:1px solid var(--rule)}
.team-overview div{min-width:0;padding:17px 14px 15px 0}
.team-overview div+div{padding-left:16px;border-left:1px solid var(--rule)}
.team-overview dt{color:var(--teal);font-family:var(--serif);font-size:31px;font-weight:700;line-height:1}
.team-overview dd{margin:7px 0 0;color:var(--text);font-size:11px;line-height:1.4}
.people-team-figure{margin:0}
.people-team-image{overflow:hidden;aspect-ratio:16/10;background:#e7eef1;border-bottom:4px solid var(--teal)}
.people-team-image img{width:100%;height:100%;object-fit:cover;object-position:center 48%;filter:saturate(.92) contrast(1.02)}
.people-team-figure figcaption{max-width:680px;margin:13px 0 0;color:var(--muted);font-size:12px;line-height:1.6}

.pi-section{padding:76px 0;background:#f4f7f8;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.pi-layout{display:grid;grid-template-columns:350px minmax(0,1fr);gap:76px;align-items:center}
.pi-portrait{margin:0}
.pi-image-stage{display:grid;place-items:center;aspect-ratio:4/5;padding:18px;background:#fff;border-top:5px solid var(--navy)}
.pi-photo{width:100%;height:100%;object-fit:contain;object-position:center;background:transparent}
.pi-portrait figcaption{padding:11px 0 0;color:var(--muted);font-size:12px;border-top:0}
.pi-profile{padding:0}
.pi-name{margin:9px 0 0;font-size:42px;line-height:1.12}
.pi-role{margin-top:11px;color:var(--teal);font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}
.pi-bio{max-width:820px;margin:26px 0 0;color:var(--text);font-size:16px;line-height:1.78}
.pi-meta{display:grid;grid-template-columns:minmax(180px,.7fr) minmax(0,1.6fr);gap:32px;margin-top:31px;padding-top:19px;border-top:1px solid #bdcbd2}
.pi-meta>div{min-width:0}
.pi-meta span{display:block;color:var(--teal);font-size:10px;font-weight:850;letter-spacing:.1em;text-transform:uppercase}
.pi-meta a,.pi-meta p{display:block;margin:7px 0 0;color:var(--navy);font-size:13px;line-height:1.6}

.people-directory-section{padding:82px 0 70px;background:#fff}
.people-directory-heading{margin-bottom:60px}
.people-group{display:grid;grid-template-columns:220px minmax(0,1fr);gap:52px;margin:0 0 82px}
.group-header{position:sticky;top:112px;align-self:start;display:block;margin:0;padding:15px 0 0;border-top:4px solid var(--navy);border-bottom:0}
.group-title-wrap{display:block!important}
.group-title-wrap>span{display:block;color:var(--red);font-family:var(--serif);font-size:17px}
.group-header h2{max-width:200px;margin:9px 0 0;color:var(--navy);font-family:var(--serif);font-size:26px;line-height:1.25}
.group-count{display:block;margin-top:18px;color:var(--teal);font-family:var(--serif);font-size:33px;line-height:1}
.group-count::after{content:" members";font-family:var(--sans);font-size:10px;font-weight:750;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
html[lang="zh-CN"] .group-count::after{content:" 位成员";letter-spacing:.04em}
.people-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px 28px}
.person{min-width:0}
.person-photo-wrap{position:relative;display:grid;place-items:center;overflow:hidden;aspect-ratio:4/5;padding:10px;background:#edf2f4;border:0;border-bottom:4px solid var(--teal)}
.person-photo-wrap::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(16,54,77,.09);pointer-events:none}
.person img{width:100%;height:100%;aspect-ratio:auto;object-fit:contain;object-position:center;filter:none;transition:transform .25s ease}
.person:hover img{transform:scale(1.018)}
.person-copy{padding:13px 0 0}
.member-sequence{margin-bottom:7px;color:var(--red);font-size:9px;font-weight:850;letter-spacing:.12em;text-transform:uppercase}
.person h3{margin:0;color:var(--navy);font-family:var(--serif);font-size:21px;line-height:1.25}
.person-role{margin-top:5px;color:var(--teal);font-size:10px;font-weight:850;letter-spacing:.065em;text-transform:uppercase}
.person-bio{margin:11px 0 0;color:var(--text);font-size:13px;line-height:1.5}
.person-keywords{margin-top:11px;padding-top:10px;border-top:1px solid var(--rule);color:var(--muted);font-size:11px;line-height:1.55}

.featured-member{display:grid;grid-template-columns:310px minmax(0,1fr);gap:42px;align-items:center;padding:28px;background:#f4f7f8;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.featured-member-photo{display:grid;place-items:center;aspect-ratio:4/5;padding:12px;background:#fff;border-bottom:4px solid var(--teal)}
.featured-member-photo img{width:100%;height:100%;object-fit:contain}
.featured-member-copy h3{margin:0;color:var(--navy);font-family:var(--serif);font-size:29px;line-height:1.25}
.featured-member-copy .person-role{font-size:11px}
.featured-member-copy .person-bio{max-width:620px;font-size:15px;line-height:1.65}
.featured-research{margin-top:24px;padding-top:15px;border-top:1px solid #c4d0d5}
.featured-research span{display:block;color:var(--teal);font-size:9px;font-weight:850;letter-spacing:.12em;text-transform:uppercase}
.featured-research p{margin:7px 0 0;color:var(--navy);font-size:13px;line-height:1.55}
.alumni-section{background:#f7f9fa}
.alumni-list{border-top:3px solid var(--navy)}
.alumnus{padding:15px 0}

/* The original registration and copyright record remains the final element. */
.footer-legal{margin-top:35px;background:#082638;border-top:1px solid rgba(255,255,255,.14)}
.footer-legal .footer-bottom{margin-top:0;padding:14px 0;color:#b7c9d2;font-size:11px}
.footer-legal a{color:#d7e4ea}
.footer-legal a:hover{text-decoration:underline}

@media(max-width:1120px){
  .people-hero-layout{grid-template-columns:minmax(0,.9fr) minmax(440px,1.1fr);gap:44px}
  .people-group{grid-template-columns:185px minmax(0,1fr);gap:38px}
  .people-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:42px 22px}
  .pi-layout{grid-template-columns:310px minmax(0,1fr);gap:54px}
}
@media(max-width:900px){
  .people-hero-layout{grid-template-columns:1fr;gap:40px}
  .people-team-figure{max-width:760px}
  .pi-layout{grid-template-columns:280px minmax(0,1fr);gap:40px;align-items:start}
  .people-group{grid-template-columns:1fr;gap:25px;margin-bottom:70px}
  .group-header{position:static;display:flex;align-items:end;justify-content:space-between;padding:12px 0;border-top:3px solid var(--navy);border-bottom:1px solid var(--rule)}
  .group-header h2{max-width:none;font-size:25px}
  .group-count{margin:0}
  .people-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:680px){
  .people-hero{padding:42px 0 50px}
  .team-overview{grid-template-columns:repeat(2,minmax(0,1fr))}
  .team-overview div:nth-child(3){border-left:0}
  .team-overview div:nth-child(n+3){border-top:1px solid var(--rule)}
  .people-team-image{aspect-ratio:4/3}
  .pi-section{padding:58px 0}
  .pi-layout{grid-template-columns:1fr;gap:30px}
  .pi-portrait{max-width:290px}
  .pi-name{font-size:34px}
  .pi-meta{grid-template-columns:1fr}
  .people-directory-section{padding-top:62px}
  .people-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:38px 16px}
  .featured-member{grid-template-columns:1fr;padding:22px;gap:26px}
  .featured-member-photo{max-width:300px}
}
@media(max-width:460px){
  .people-grid{grid-template-columns:1fr;gap:42px}
  .person-photo-wrap{max-width:330px;width:100%}
  .person h3{font-size:22px}
  .footer-legal .footer-bottom{display:grid;gap:5px}
}


/* Teaching materials ------------------------------------------------------ */
.lecture-list .lecture{
  grid-template-columns:60px minmax(220px,280px) minmax(260px,1fr) minmax(190px,230px);
  align-items:start;
}
.lecture-materials{
  display:grid;
  grid-template-columns:1fr;
  gap:8px;
  min-width:0;
}
.course-material-link{
  display:grid;
  grid-template-columns:38px minmax(0,1fr);
  align-items:center;
  gap:10px;
  min-height:42px;
  padding:8px 10px;
  border:1px solid var(--rule);
  background:#fff;
  color:var(--navy);
  font-size:13px;
  font-weight:700;
  text-decoration:none;
  transition:border-color .18s ease,background .18s ease,transform .18s ease;
}
.course-material-link:hover,
.course-material-link:focus-visible{
  border-color:var(--teal);
  background:#f3f8f8;
  transform:translateY(-1px);
}
.course-material-kind{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:24px;
  border-right:1px solid var(--rule);
  color:var(--brand-red, #b8483f);
  font-size:10px;
  font-weight:900;
  letter-spacing:.08em;
}
@media (max-width:1100px){
  .lecture-list .lecture{
    grid-template-columns:48px minmax(190px,240px) minmax(220px,1fr);
  }
  .lecture-materials{
    grid-column:2 / 4;
    grid-template-columns:repeat(2,minmax(0,190px));
    justify-content:start;
  }
}
@media (max-width:720px){
  .lecture-list .lecture{
    grid-template-columns:42px minmax(0,1fr);
    gap:10px 14px;
  }
  .lecture-list .lecture h3,
  .lecture-list .lecture p,
  .lecture-materials{
    grid-column:2;
  }
  .lecture-materials{
    grid-template-columns:1fr;
  }
}