:root {
  --ink: #29313a;
  --muted-ink: #68727e;
  --link: #1767b2;
  --link-hover: #104e89;
  --page: #f5f6f8;
  --hairline: #e9edf1;
}
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { background: var(--page); color: var(--ink); font-family: Lato, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; line-height: 1.65; }
a { color: var(--link); }
a:hover { color: var(--link-hover); }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid #8dbbe5; outline-offset: 4px; border-radius: 4px; }
.site-header { background: rgba(255,255,255,.94) !important; border-bottom: 1px solid var(--hairline); min-height: 58px; }
.navbar-brand { font-size: 1.1rem; font-weight: 700; letter-spacing: -.02em; }
.navbar .nav-link { font-size: .88rem; padding: .65rem .7rem !important; }
.navbar .nav-link[aria-current="location"] { color: var(--link) !important; }
.navbar-toggler { padding: .35rem .65rem; border: 1px solid #dce1e7; font-size: .85rem; }
.homepage { padding-bottom: 3rem; }
.profile-wrap { position: sticky; top: 82px; }
.profile-card { text-align: center; overflow: hidden; }
.profile-card .card-body { padding: 24px 18px 21px; }
.portrait-frame { position: relative; width: 100%; max-width: 190px; aspect-ratio: 4 / 5; overflow: hidden; border-radius: 7px; margin: 0 auto 17px; }
/* Frame the supplied photograph around the face and upper body. */
.portrait { position: absolute; display: block; width: 232.73%; max-width: none; height: auto; left: -43.94%; top: -104.24%; }
.profile-name { font-size: 1.45rem; margin-bottom: 2px; letter-spacing: -.03em; }
.profile-chinese { color: var(--muted-ink); font-size: .93rem; margin-bottom: 13px; }
.profile-position { font-size: .88rem; line-height: 1.5; margin-bottom: 9px; }
.profile-email { display: inline-block; font-size: .78rem; overflow-wrap: anywhere; }
.profile-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 16px; }
.profile-links a { display: inline-flex; align-items: center; gap: 5px; padding: 4px 8px; font-size: .8rem; background: #f3f7fb; border-radius: 5px; }
.profile-links svg { width: 14px; height: 14px; }
.sidebar-note { margin: 17px 5px 0; padding-left: 13px; border-left: 2px solid #d5e4f1; font-size: .78rem; color: var(--muted-ink); }
.sidebar-note strong { display: block; color: #44515e; font-weight: 600; }
.content-card { margin-bottom: 20px; }
.section-body { padding: 28px 30px; }
.section-title { font-size: 1.55rem; letter-spacing: -.025em; margin-bottom: 17px; }
.section-title-sm { font-size: 1.05rem; letter-spacing: -.015em; margin-bottom: 12px; }
.section-eyebrow { color: var(--muted-ink); font-size: .74rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 5px; }
.about-text p { margin-bottom: 13px; font-size: .96rem; }
.about-text p:last-child { margin-bottom: 0; }
.research-topics { display: flex; gap: 7px; flex-wrap: wrap; margin-top: 18px; }
.research-topics span { font-size: .74rem; padding: 3px 9px; border-radius: 4px; background: #f1f6fa; color: #496a84; }
.education-honors .section-body { padding: 25px 27px; }
.education-item + .education-item { margin-top: 18px; }
.institution { font-weight: 600; font-size: .86rem; }
.degree, .education-date { font-size: .8rem; }
.education-date { color: var(--muted-ink); }
.academic-result { color: #496a84; font-size: .78rem; margin-top: 4px; }
.honors-list { margin: 0; padding-left: 17px; font-size: .81rem; }
.honors-list li { margin-bottom: 7px; }
.honors-list small { color: var(--muted-ink); font-size: .73rem; }
.news-list { list-style: none; margin: 0; padding: 0; }
.news-list li { display: grid; grid-template-columns: 82px 1fr; gap: 14px; font-size: .84rem; padding: 7px 0; }
.news-list time { color: var(--muted-ink); font-variant-numeric: tabular-nums; font-size: .79rem; }
.publication-heading { padding: 25px 30px 14px; border-bottom: 1px solid var(--hairline); }
.publication-heading .section-title { margin-bottom: 4px; }
.section-subtitle { font-size: .8rem; color: var(--muted-ink); margin: 0; }
.publication { display: grid; grid-template-columns: 104px 1fr; gap: 20px; padding: 24px 30px; }
.publication + .publication { border-top: 1px solid var(--hairline); }
.publication-visual { width: 104px; height: 90px; object-fit: contain; border-radius: 6px; background: #f3f6f9; }
.publication-title { font-size: 1rem; font-weight: 600; line-height: 1.4; margin-bottom: 8px; }
.publication-title a { color: #24516f; }
.publication-authors { font-size: .76rem; line-height: 1.55; margin-bottom: 5px; }
.publication-venue { font-size: .78rem; margin-bottom: 7px; color: #4b5662; }
.venue-label { display: inline-block; font-size: .67rem; font-weight: 700; letter-spacing: .03em; color: #416580; background: #eaf2f8; border-radius: 3px; padding: 2px 6px; margin-right: 4px; }
.paper-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: start; font-size: .75rem; }
.paper-actions a { font-weight: 600; }
.paper-abstract { margin-top: 11px; font-size: .79rem; color: var(--muted-ink); }
.paper-abstract summary { color: var(--link); width: fit-content; cursor: pointer; font-size: .76rem; }
.paper-abstract p { margin: 8px 0 0; }
.manuscript { padding: 0 30px 25px; }
.manuscript-inner { padding-top: 19px; border-top: 1px solid var(--hairline); }
.manuscript .publication-title { font-size: .91rem; color: #4b5662; margin-bottom: 6px; }
.manuscript-note { font-size: .76rem; color: var(--muted-ink); margin: 0; }
.research-item { display: grid; grid-template-columns: 82px 1fr; gap: 18px; align-items: start; }
.research-item + .research-item { margin-top: 23px; padding-top: 22px; border-top: 1px solid var(--hairline); }
.research-image { width: 82px; height: 82px; border-radius: 6px; background: #f2f6f9; }
.research-item h3 { font-size: .95rem; margin: 0 0 6px; line-height: 1.4; }
.research-item p { font-size: .82rem; color: #5c6671; margin-bottom: 5px; }
.research-meta { color: var(--muted-ink) !important; font-size: .75rem !important; }
.contact-body p { font-size: .88rem; margin-bottom: 13px; }
.contact-link { font-size: .91rem; overflow-wrap: anywhere; }
.page-footer { padding: 18px 0 28px; color: #7e8791; font-size: .73rem; }
.page-footer .container-lg { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.page-footer a { color: #687b8c; }
.cv-page { max-width: 930px; padding-bottom: 40px; }
.cv-sheet { background: white; border-radius: 12px; padding: 40px 48px; box-shadow: 0 2px 7px rgba(32,48,64,.06); }
.cv-top { display: flex; gap: 15px; flex-wrap: wrap; justify-content: space-between; align-items: start; border-bottom: 1px solid var(--hairline); padding-bottom: 23px; margin-bottom: 25px; }
.cv-top h1 { font-size: 2rem; letter-spacing: -.035em; margin-bottom: 4px; }
.cv-top p { font-size: .85rem; margin: 0; }
.cv-section { margin-top: 29px; }
.cv-section h2 { font-size: 1.15rem; margin-bottom: 14px; }
.cv-section h3 { font-size: .92rem; margin-bottom: 4px; line-height: 1.45; }
.cv-section p, .cv-section li { font-size: .85rem; }
.cv-section li { margin-bottom: 7px; }
.cv-section ol, .cv-section ul { padding-left: 21px; }
.cv-entry + .cv-entry { margin-top: 18px; }
.cv-entry .date { font-size: .79rem; color: var(--muted-ink); }
.print-button { font-size: .8rem; border-radius: 5px; }
@media (min-width: 1200px) { .container-lg { max-width: 1140px; } }
@media (max-width: 991.98px) { .publication { grid-template-columns: 88px 1fr; gap: 15px; } .publication-visual { width: 88px; height: 80px; } .section-body { padding: 24px; } .publication, .publication-heading { padding-left: 24px; padding-right: 24px; } .profile-card .card-body { padding-left: 14px; padding-right: 14px; } }
@media (max-width: 767.98px) {
  body { padding-top: 76px; }
  .profile-wrap { position: static; margin-bottom: 20px; }
  .profile-card .card-body { display: grid; grid-template-columns: 96px 1fr; column-gap: 19px; padding: 20px; text-align: left; align-items: center; }
  .portrait-frame { width: 96px; max-width: none; margin: 0; grid-row: 1 / 6; }
  .profile-name { font-size: 1.25rem; }
  .profile-chinese { margin-bottom: 7px; font-size: .82rem; }
  .profile-position { font-size: .78rem; margin-bottom: 6px; }
  .profile-email { font-size: .73rem; }
  .profile-links { justify-content: flex-start; margin-top: 9px; gap: 5px; }
  .profile-links a { padding: 3px 6px; font-size: .73rem; }
  .sidebar-note { display: none; }
  .section-title { font-size: 1.3rem; }
  .section-body, .education-honors .section-body { padding: 23px; }
  .about-text p { font-size: .88rem; }
  .publication { grid-template-columns: 1fr; gap: 11px; padding: 21px 23px; }
  .publication-visual { display: none; }
  .publication-heading { padding: 22px 23px 15px; }
  .publication-title { font-size: .96rem; }
  .manuscript { padding: 0 23px 22px; }
  .news-list li { grid-template-columns: 66px 1fr; gap: 11px; font-size: .8rem; }
  .news-list time { font-size: .72rem; }
  .research-item { grid-template-columns: 60px 1fr; gap: 13px; }
  .research-image { width: 60px; height: 60px; }
  .cv-sheet { padding: 27px 23px; }
  .navbar-collapse { padding: 8px 0; }
}
@media (max-width: 359.98px) { .profile-card .card-body { grid-template-columns: 76px 1fr; gap: 13px; padding: 17px; } .portrait-frame { width: 76px; } .profile-name { font-size: 1.15rem; } .section-body, .education-honors .section-body { padding: 19px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
@media print {
  body { padding: 0; background: white; color: #111; }
  .site-header, .page-footer, .print-button { display: none !important; }
  .cv-page { max-width: none; padding: 0; }
  .cv-sheet { padding: 0; box-shadow: none; border-radius: 0; }
  .cv-section h2 { break-after: avoid; }
  .cv-entry { break-inside: avoid; }
  a { color: inherit; text-decoration: none; }
  @page { size: A4; margin: 18mm; }
}