:root{
  --bg:#f8f8f6;
  --surface:#ffffff;
  --text:#152238;
  --muted:#5f6b7a;
  --nav:#6a7381;
  --line:#e5e7eb;
  --soft:#f1f5f9;
  --blue:#2f5d8a;
  --blue-soft:#eaf2fb;
  --max:1120px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif;line-height:1.55}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.container{width:min(var(--max),calc(100% - 64px));margin:0 auto}
.topbar{border-bottom:1px solid var(--line);background:rgba(255,255,255,.72);backdrop-filter:saturate(180%) blur(6px);position:sticky;top:0;z-index:20}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:66px}
.brand{font-size:14px;font-weight:600;color:#1d2430;white-space:nowrap}
.nav{display:flex;gap:28px;align-items:center;justify-content:center;flex:1}
.nav a{font-size:14px;color:var(--nav)}
.nav a.active{color:var(--blue);font-weight:500}
.lang-switch{display:inline-flex;align-items:center;gap:6px;border:1px solid #d8dde5;border-radius:8px;padding:6px 10px;background:#fff;color:var(--nav);font-size:13px}
.main-home{padding:78px 0 72px}
.hero{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:64px;align-items:start}
.hero h1,.page-hero h1, .section-title, .subsection-title, .card-title{font-family:Georgia, 'Times New Roman', serif;color:#13233a}
.hero h1{font-size:66px;line-height:1.04;letter-spacing:-0.02em;margin:0 0 24px;font-weight:700}
.hero-meta{font-size:20px;line-height:1.5;color:#4e5f76;margin-bottom:28px}
.hero-meta .uni{display:block;color:var(--blue)}
.hero-bio{font-size:20px;line-height:1.65;max-width:760px;color:#27364a;margin:0 0 28px}
.button-row{display:flex;flex-wrap:wrap;gap:14px;margin:0 0 18px}
.ghost-btn,.primary-btn{display:inline-flex;align-items:center;gap:9px;border:1px solid #d8dde5;border-radius:8px;padding:12px 16px;background:#fff;color:#596576;font-size:14px}
.primary-btn{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:600}
.profile-photo{width:260px;height:260px;border-radius:18px;object-fit:cover;border:1px solid #dfe3e8;box-shadow:0 8px 24px rgba(15,23,42,.08)}
.section{margin-top:86px}
.section-title{font-size:34px;line-height:1.15;margin:0 0 24px;font-weight:700}
.section-intro{font-size:15px;color:#617085;margin:0 0 16px}
.section-rule{width:54px;height:1px;background:#94a8bf;margin:0 0 34px}
.news-table{display:grid;gap:0;max-width:1000px}
.news-row{display:grid;grid-template-columns:86px 1fr;gap:18px;padding:16px 0;border-bottom:1px solid var(--line);font-size:14px;color:#334155}
.news-row .year{color:#5f7087}
.chips{display:flex;flex-wrap:wrap;gap:10px;max-width:980px}
.chip{display:inline-flex;align-items:center;padding:7px 12px;border-radius:999px;background:var(--blue-soft);color:#4f6f97;font-size:12px;border:1px solid #d4e2f1}
.pub-grid{display:grid;gap:18px;max-width:1040px}
.pub-card{display:block;border:1px solid #dadddf;background:#fff;border-radius:8px;padding:18px 18px 16px;color:inherit;box-shadow:0 1px 0 rgba(15,23,42,.02)}
.pub-card:hover{text-decoration:none;border-color:#c8d3df;box-shadow:0 6px 18px rgba(15,23,42,.05)}
.pub-title{font-size:14px;font-weight:700;line-height:1.5;color:#1e293b;margin:0 0 8px}
.pub-authors{font-size:13px;color:#6b7280;margin:0 0 4px}
.pub-journal{font-size:13px;color:#46688f;margin:0 0 4px}
.pub-doi{font-size:12px;color:#59728f}
.view-link{display:inline-block;margin-top:14px;font-size:14px}
.page-shell{padding:64px 0 84px}
.page-hero{max-width:1040px;margin:0 auto 34px}
.page-hero h1{font-size:58px;line-height:1.08;margin:0 0 10px}
.page-hero p{font-size:15px;color:#617085;margin:0 0 14px}
.content-narrow{max-width:1040px;margin:0 auto}
.section-block{margin:40px 0 0}
.subsection-title{font-size:22px;margin:0 0 18px}
.item-card{position:relative;background:#fff;border:1px solid #dadddf;border-radius:8px;padding:18px 18px 16px;margin-bottom:18px}
.status-badge{position:absolute;right:18px;top:14px;border:1px solid #e6e9ee;background:#f8fafc;color:#6b7280;border-radius:999px;padding:4px 10px;font-size:12px}
.item-title{font-family:Georgia, 'Times New Roman', serif;font-size:18px;line-height:1.35;font-weight:700;color:#152238;margin:0 86px 10px 0}
.meta-line,.meta-line2,.doi-line{font-size:13px;color:#5f7087;margin:3px 0}
.table-like{width:100%;border-collapse:collapse;background:transparent;margin:10px 0 20px}
.table-like th,.table-like td{padding:12px 0;border-bottom:1px solid var(--line);text-align:left;font-size:14px}
.table-like th{font-weight:400;color:#617085}
.table-like td{color:#25364a}
.note-card{background:#fff;border:1px solid #dadddf;border-radius:8px;padding:16px 18px;margin-bottom:14px}
.note-title{font-size:14px;font-weight:700;color:#1e293b;margin:0 0 6px}
.note-sub{font-size:14px;color:#728197}
.cv-download{margin:10px 0 30px}
.cv-section{margin-top:26px}
.cv-entry{display:grid;grid-template-columns:140px 1fr;gap:26px;margin:0 0 24px}
.cv-year{font-size:14px;color:#2f5d8a}
.cv-main{font-size:16px;color:#18263b}
.cv-main em{display:block;font-style:italic;color:#7a8798;font-size:14px;margin-top:3px}
.metrics-list .metric{font-size:15px;color:#1f2c40;margin:0 0 10px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:1040px}
.contact-card{background:#fff;border:1px solid #dadddf;border-radius:8px;padding:22px}
.contact-block{display:flex;gap:14px;margin-bottom:18px}
.contact-icon{font-size:18px;line-height:1;color:#385d88;margin-top:3px;width:22px;text-align:center}
.contact-heading{font-size:16px;font-weight:700;color:#1f2c40;margin:0 0 6px}
.contact-text{font-size:14px;color:#516173}
.footer{border-top:1px solid var(--line);margin-top:84px}
.footer-inner{min-height:74px;display:flex;align-items:center;justify-content:space-between;color:#6f7c8d;font-size:13px}
.footer-icons{display:flex;gap:16px}
.footer-icons a{color:#6f7c8d;font-size:18px;text-decoration:none}
@media (max-width: 980px){
  .container{width:min(var(--max),calc(100% - 34px))}
  .nav{gap:18px;flex-wrap:wrap}
  .hero{grid-template-columns:1fr;gap:28px}
  .profile-photo{width:220px;height:220px}
  .hero h1{font-size:50px}
  .hero-bio{font-size:18px}
  .page-hero h1{font-size:46px}
  .contact-grid{grid-template-columns:1fr}
}
@media (max-width: 640px){
  .topbar-inner{flex-wrap:wrap;padding:12px 0}
  .brand{width:100%}
  .nav{order:3;justify-content:flex-start;gap:14px}
  .hero h1{font-size:42px}
  .hero-meta,.hero-bio{font-size:17px}
  .page-hero h1{font-size:38px}
  .cv-entry{grid-template-columns:1fr;gap:8px}
  .news-row{grid-template-columns:60px 1fr}
  .item-title{margin-right:0}
  .status-badge{position:static;display:inline-block;margin-bottom:10px}
}