:root {
  font-family: Arial, "Helvetica Neue", "Microsoft YaHei", sans-serif;
  color: #171723;
  background: #fff;
  font-synthesis: none;
  --accent: #674377;
  --link: #5d2f83;
  --muted: #6b6c7e;
  --rule: #e7e3ef;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 104px; }
body { margin: 0; min-width: 0; -webkit-font-smoothing: antialiased; }
a { color: var(--link); font-weight: 600; text-decoration: underline; text-decoration-color: #c1a6d2; text-decoration-thickness: 1px; text-underline-offset: 4px; }
a:hover { color: #3f1c60; text-decoration-color: currentColor; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; border-radius: 2px; }
p { margin: 0; }
.container { width: calc(100% - 80px); max-width: 1148px; margin-inline: auto; }
.site-header { border-bottom: 1px solid var(--rule); background: #fff; position: sticky; top: 0; z-index: 10; }
.header-content { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { font-size: 23px; font-weight: 700; line-height: 1.4; color: #141421; text-decoration: none; padding-bottom: 9px; margin-top: 9px; position: relative; }
.brand::after { content: ""; display: block; width: 52px; border-bottom: 3px solid var(--accent); position: absolute; bottom: 0; left: 0; }
.brand:hover { text-decoration: none; }
nav { display: flex; gap: 30px; align-items: center; }
nav a { color: var(--muted); font-size: 14px; font-weight: 500; text-decoration: none; line-height: 1.6; padding-block: 8px; }
nav a:hover, nav a:focus-visible { color: var(--accent); }
.page-layout { display: grid; grid-template-columns: 238px minmax(0, 1fr); gap: 83px; padding-top: 74px; padding-bottom: 74px; align-items: start; }
.profile { min-width: 0; }
.portrait-frame { display: block; width: 100%; aspect-ratio: 1; overflow: hidden; }
.portrait { display: block; width: 100%; height: 100%; object-fit: cover; object-position: 32% 60%; transform: scale(1.8); transform-origin: 10% 50%; }
.profile h1 { margin: 32px 0 19px; font-size: 32px; line-height: 1.45; font-weight: 700; letter-spacing: -.7px; }
.profile h1 span { display: block; }
.profile h1 .chinese-name { font-size: 34px; letter-spacing: 0; }
.affiliation { font-size: 16px; line-height: 1.75; color: var(--muted); }
.affiliation p + p { margin-top: 2px; }
.profile-contact { margin-top: 30px; padding-top: 33px; position: relative; font-size: 14px; color: var(--muted); line-height: 1.5; }
.profile-contact::before { content: ""; position: absolute; top: 0; width: 39px; border-top: 2px solid var(--accent); }
.profile-contact p { display: flex; align-items: flex-start; gap: 13px; color: var(--muted); }
.profile-contact p + p { margin-top: 17px; }
.profile-contact img { flex: 0 0 20px; opacity: .58; }
.profile-contact span { overflow-wrap: anywhere; }
main { min-width: 0; font-size: 16px; line-height: 1.8; color: #454556; }
.section { scroll-margin-top: 0; }
.section + .section { margin-top: 53px; }
.section h2 { margin: 0 0 26px; padding-bottom: 15px; border-bottom: 1px solid var(--rule); font-size: 29px; font-weight: 700; line-height: 1.35; letter-spacing: -.6px; color: #171723; }
.biography p + p { margin-top: 14px; }
.biography a { color: var(--link); }
.research-summary { font: inherit; color: inherit; margin-top: -1px; margin-bottom: 14px; }
.research-list { padding-left: 23px; margin: 0; }
.research-list li { padding-left: 9px; line-height: 29px; }
.research-list li + li { margin-top: 9px; }
.research-list li::marker { color: var(--accent); font-size: 1.6em; }
.education-list { margin: 0 0 0 9px; padding-left: 14px; border-left: 1px solid #d8d0e2; list-style: disc; }
.education-list li { padding-left: 23px; }
.education-list li::marker { color: var(--accent); font-size: 1.4em; }
.education-list li + li { margin-top: 31px; }
.education-row { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; margin-bottom: 4px; }
.education-row h3 { margin: 0; font-size: 20px; font-weight: 700; line-height: 1.5; color: #171723; }
.date { flex-shrink: 0; color: var(--muted); font-size: 15px; }
.education-list p { color: var(--muted); }
.awards-list { margin: 0; padding: 0; list-style: none; }
.awards-list li { display: grid; grid-template-columns: 66px minmax(0, 1fr); gap: 23px; line-height: 1.65; }
.awards-list li + li { margin-top: 15px; }
.award-year { color: #454556; font-variant-numeric: tabular-nums; }
.empty-publications { color: var(--muted); }
.correspondence-list { margin: 0; }
.correspondence-list > div { display: grid; grid-template-columns: 105px minmax(0, 1fr); column-gap: 17px; }
.correspondence-list > div + div { margin-top: 19px; }
.correspondence-list dt { font-weight: 600; color: #171723; }
.correspondence-list dd { margin: 0; overflow-wrap: anywhere; }
.site-footer { border-top: 1px solid var(--rule); display: flex; justify-content: space-between; gap: 24px; padding-block: 24px 32px; font-size: 12px; line-height: 1.7; color: var(--muted); }
.site-footer a { color: var(--link); }
.skip-link { position: fixed; top: -100px; left: 20px; background: #fff; padding: 12px 20px; z-index: 20; border: 2px solid var(--accent); }
.skip-link:focus { top: 12px; }
@media (max-width: 1100px) {
  .container { width: calc(100% - 64px); }
  .page-layout { grid-template-columns: 210px minmax(0, 1fr); gap: 48px; }
  .profile h1 { font-size: 29px; }
  nav { gap: 23px; }
  .education-row { flex-wrap: wrap; gap: 2px 18px; }
}
@media (max-width: 760px) {
  html { scroll-padding-top: 125px; }
  .container { width: calc(100% - 40px); }
  .header-content { padding-block: 15px 12px; flex-direction: column; align-items: flex-start; gap: 12px; }
  .brand { font-size: 21px; margin-top: 0; padding-bottom: 7px; }
  nav { width: 100%; justify-content: space-between; gap: 10px; }
  nav a { font-size: 12px; padding-block: 4px; }
  .page-layout { grid-template-columns: minmax(0, 1fr); gap: 43px; padding-top: 32px; padding-bottom: 45px; }
  .profile { display: grid; grid-template-columns: minmax(0, 150px) minmax(0, 1fr); column-gap: 24px; }
  .profile h1 { margin: 0 0 13px; font-size: 23px; letter-spacing: -.5px; }
  .profile h1 .chinese-name { font-size: 26px; }
  .affiliation { font-size: 13px; line-height: 1.65; }
  .profile-contact { margin-top: 18px; padding-top: 20px; font-size: 12px; }
  .profile-contact img { width: 16px; height: 16px; flex-basis: 16px; }
  .profile-contact p { gap: 7px; }
  .profile-contact p + p { margin-top: 12px; }
  main { font-size: 15px; line-height: 1.85; }
  .section { scroll-margin-top: 0; }
  .section + .section { margin-top: 37px; }
  .section h2 { font-size: 25px; margin-bottom: 21px; padding-bottom: 11px; }
  .education-list { padding-left: 14px; }
  .education-list li { padding-left: 13px; }
  .education-row { display: block; }
  .education-row h3 { font-size: 18px; }
  .date { display: block; margin-top: 3px; font-size: 13px; }
  .education-list p { font-size: 14px; }
  .awards-list li { grid-template-columns: 48px minmax(0, 1fr); gap: 16px; }
  .correspondence-list > div { display: block; }
  .correspondence-list dt { margin-bottom: 3px; }
  .desktop-break { display: none; }
  .site-footer { font-size: 11px; gap: 18px; }
  .footer-date { display: block; }
}
@media (max-width: 420px) {
  .profile { grid-template-columns: minmax(0, 126px) minmax(0, 1fr); gap: 19px; }
  .profile h1 { font-size: 21px; }
  .profile h1 .chinese-name { font-size: 25px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
@media print {
  .site-header { position: static; }
  nav, .skip-link, .site-footer a { display: none; }
  .container { width: 100%; }
  .page-layout { grid-template-columns: 180px minmax(0, 1fr); gap: 30px; padding-top: 30px; }
  .profile { display: block; }
  .section { break-inside: avoid; }
}