:root {
    color-scheme: light;
    --bg: #fff;
    --text: #303030;
    --muted: #454545;
    --accent: #245b7b;
    --line: #e6e9ec;
    --hover: #f3f6f8;
}
:root[data-theme="dark"] {
    color-scheme: dark;
    --bg: #15191d;
    --text: #e2e2e2;
    --muted: #cdcdcd;
    --accent: #90bedb;
    --line: #30373e;
    --hover: #222930;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 32px; }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 15px/1.7 -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; text-underline-offset: 4px; }
a:hover { text-decoration: underline; }
button, summary { -webkit-tap-highlight-color: transparent; }
button { font: inherit; cursor: pointer; }
a, button, summary { touch-action: manipulation; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; border-radius: 2px; }
::selection { background: #c9e0ec; color: #152c3c; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-weight: 500; }
strong { font-weight: 600; }
.page-shell { max-width: 1024px; padding: 0 32px; margin: 0 auto; }
.site-header { display: flex; align-items: center; justify-content: space-between; min-height: 72px; }
.site-home { font-size: 17px; font-weight: 650; letter-spacing: -.8px; color: var(--text); }
.site-home span { color: var(--accent); }
.site-home:hover { text-decoration: none; }
.site-header nav { display: flex; gap: 27px; align-items: center; }
.site-header nav > a { color: var(--muted); font-size: 12px; font-weight: 500; }
.site-header nav > a:hover { color: var(--accent); }
.theme-switch { display: grid; place-items: center; color: var(--muted); border: 0; background: transparent; width: 32px; height: 32px; border-radius: 50%; }
.theme-switch:hover { background: var(--hover); color: var(--accent); }
.profile { display: grid; grid-template-columns: minmax(0, 1fr) 180px; column-gap: 64px; padding: 20px 0 24px; }
.profile-heading { grid-column: 1; grid-row: 1; align-self: center; }
h1 { font-size: 28px; line-height: 1.4; font-weight: 400; }
.affiliation { font-size: 15px; margin-top: 8px; }
.affiliation-school { display: block; }
.portrait { grid-column: 2; grid-row: 1; align-self: center; width: 180px; height: 200px; object-fit: cover; border-radius: 8px; margin: 0; }
.introduction { grid-column: 1 / -1; grid-row: 2; margin-top: 28px; font-size: 15px; line-height: 1.75; }
.introduction p + p { margin-top: 13px; }
.introduction .background { font-size: inherit; line-height: inherit; }
.social-links { display: flex; align-items: center; gap: 14px; margin-top: 19px; margin-left: -7px; }
.social-links a { width: 32px; height: 34px; display: grid; place-items: center; color: var(--muted); font-size: 20px; border-radius: 4px; transition: color .15s, background .15s; }
.social-links a:hover { color: var(--accent); background: var(--hover); text-decoration: none; }
.news-section { display: grid; grid-template-columns: 120px minmax(0, 1fr); gap: 20px; padding: 20px 0; border-top: 1px solid var(--line); }
h2 { font-size: 18px; line-height: 1.4; }
.news-section h2 { font-size: 18px; line-height: 1.7; }
#news-container ul { padding: 0; margin: 0; list-style: none; }
#news-container li { display: grid; grid-template-columns: 66px minmax(0, 1fr); gap: 15px; margin-bottom: 6px; font-size: 14px; line-height: 1.65; }
.news-date { font-size: 14px; color: var(--muted); font-variant-numeric: tabular-nums; padding-top: 2px; }
.news-content img { display: none !important; }
.news-link { grid-column: 2; }
.show-more-btn { border: 0; background: transparent; color: var(--muted); padding: 4px 0; margin: 1px 0 0 81px; font-size: 14px; }
.show-more-btn:hover { color: var(--accent); text-decoration: underline; text-underline-offset: 4px; }
.research-section { border-top: 1px solid var(--line); padding-top: 24px; }
.section-heading { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.section-note { font-size: 14px; color: var(--muted); margin-top: 8px; }
.section-note span + span { margin-left: 16px; }
.publication-filters { display: flex; gap: 19px; }
.publication-filters button { border: 0; border-bottom: 1px solid transparent; padding: 5px 0; color: var(--muted); background: transparent; font-size: 14px; }
.publication-filters button[aria-pressed="true"] { color: var(--text); border-bottom-color: var(--text); }
.publication-filters button:hover { color: var(--accent); }
.publication { display: grid; grid-template-columns: 235px minmax(0, 1fr); gap: 30px; padding: 29px 0; }
.publication + .publication { border-top: 1px solid var(--line); }
.publication-media { display: flex; align-items: center; justify-content: center; aspect-ratio: 16 / 10; align-self: start; }
.publication-media img, .publication-media video { display: block; width: 100%; height: 100%; max-height: 155px; object-fit: contain; border-radius: 4px; }
.publication h3 { font-size: 15px; line-height: 1.7; }
.publication-title { color: var(--text); }
.publication-title:hover { color: var(--accent); }
.publication-authors { font-size: 15px; line-height: 1.7; margin-top: 7px; }
.publication-venue { font-size: 15px; margin-top: 5px; }
.publication-venue b { font-weight: 400; }
.publication-distinction { font-weight: 400; }
.publication-links { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; margin-top: 10px; font-size: 14px; }
.publication-abstract { font-size: 14px; margin-top: 9px; }
.publication-abstract summary { color: var(--muted); cursor: pointer; width: fit-content; list-style: none; }
.publication-abstract summary::-webkit-details-marker { display: none; }
.publication-abstract summary::after { content: '+'; margin-left: 7px; }
.publication-abstract[open] summary::after { content: '−'; }
.publication-abstract summary:hover { color: var(--accent); }
.publication-abstract p { color: var(--muted); margin-top: 10px; line-height: 1.85; }
.credentials { border-top: 1px solid var(--line); padding-top: 34px; margin-top: 7px; display: grid; grid-template-columns: 1.3fr 1fr; gap: 80px; }
.credentials h2 { font-size: 18px; margin-bottom: 23px; }
.education-item + .education-item { margin-top: 24px; }
.education-item h3 { font-size: 14px; font-weight: 500; margin-bottom: 7px; }
.education-item p { color: var(--text); font-size: 14px; margin-top: 8px; }
.degree-row { display: flex; flex-wrap: wrap; gap: 4px 16px; align-items: baseline; }
.degree-year { white-space: nowrap; font-variant-numeric: tabular-nums; }
.services-list { margin: 0; font-size: 14px; }
.services-list dt { font-size: 14px; font-weight: 500; }
.services-list dd { margin: 5px 0 16px; }
.site-footer { display: flex; justify-content: space-between; gap: 20px; padding: 23px 0 30px; margin-top: 56px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.loading-message { font-size: 14px; color: var(--muted); padding: 12px 0; }
.skip-link { position: absolute; left: 16px; top: -70px; padding: 8px 12px; background: var(--bg); z-index: 10; }
.skip-link:focus { top: 10px; }
@media (max-width: 980px) {
    .credentials { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 820px) {
    .page-shell { padding: 0 25px; }
    .site-header { min-height: 72px; }
    .profile { column-gap: 32px; grid-template-columns: minmax(0, 1fr) 140px; padding-top: 26px; }
    .portrait { width: 140px; height: 160px; }
    .introduction { grid-column: 1 / -1; margin-top: 26px; }
    .news-section { grid-template-columns: 1fr; gap: 13px; }
    .publication { grid-template-columns: 190px minmax(0, 1fr); gap: 24px; }
    .credentials { gap: 30px; }
}
@media (max-width: 540px) {
    .page-shell { padding: 0 22px; }
    .site-header { min-height: 66px; }
    .site-header nav { gap: 17px; }
    .site-header nav > a { font-size: 11px; }
    .profile { grid-template-columns: minmax(0, 1fr) 91px; gap: 0 20px; padding-top: 25px; }
    .portrait { width: 91px; height: 108px; border-radius: 5px; margin: 0; }
    .introduction { margin-top: 24px; }
    .social-links { display: grid; grid-template-columns: repeat(4, 32px); gap: 6px 10px; margin-top: 14px; }
    .news-section { padding: 23px 0; }
    #news-container li { grid-template-columns: 56px minmax(0, 1fr); gap: 12px; font-size: 14px; }
    .show-more-btn { margin-left: 68px; }
    .section-heading { gap: 12px; }
    .publication-filters { gap: 14px; }
    .publication-filters button { font-size: 14px; }
    .publication { grid-template-columns: 1fr; gap: 18px; padding: 27px 0; }
    .publication-media { width: 100%; aspect-ratio: 16 / 9; }
    .publication-media img, .publication-media video { max-height: 220px; }
    .credentials { grid-template-columns: 1fr; gap: 32px; }
    .credentials h2 { margin-bottom: 18px; }
    .site-footer { margin-top: 35px; }
}
@media (max-width: 360px) {
    .site-header nav { gap: 10px; }
    .site-header nav > a { font-size: 10px; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition: none !important; }
}