@charset "UTF-8";

:root {
  --paper: #f8f7f3;
  --ink: #182b35;
  --muted: #59666b;
  --line: #d9dedb;
  --accent: #a74730;
  --soft: #eeeee7;
  --width: 1120px;
}
* { box-sizing: border-box; }
html { scroll-padding-top: 140px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 15px/1.6 Arial, Helvetica, sans-serif; min-height: 100vh; display: flex; flex-direction: column; }
.wrap { width: calc(100% - 64px); max-width: var(--width); margin-inline: auto; }
a { color: inherit; text-underline-offset: 4px; }
a:hover { color: var(--accent); }
a:focus-visible, summary:focus-visible, video:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
h1, h2, p, figure { margin: 0; }
h1, h2 { line-height: 1.15; font-weight: 500; }
h1 { font-size: clamp(32px, 4.3vw, 52px); letter-spacing: -.045em; }
h2 { font-size: 22px; letter-spacing: -.025em; }
p + p { margin-top: 10px; }
.muted { color: var(--muted); font-size: 13px; }
.accent { color: var(--accent); }
.eyebrow { display: block; font-size: 10px; text-transform: uppercase; letter-spacing: .14em; font-weight: 700; margin-bottom: 12px; }
.accent-dot { display: inline-block; width: 6px; height: 6px; background: var(--accent); border-radius: 50%; margin-right: 7px; vertical-align: 1px; }
.skip-link { position: fixed; top: 8px; left: 12px; z-index: 30; padding: 8px 14px; background: var(--ink); color: white; transform: translateY(-160%); }
.skip-link:focus { transform: none; }

/* Each navigation item opens a separate static page. */
.site-header { position: sticky; top: 0; z-index: 10; background: var(--paper); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 26px; min-height: 76px; padding-block: 16px; }
.wordmark { font-weight: 700; font-size: 23px; white-space: nowrap; text-decoration: none; }
.wordmark span { font-size: 11px; font-weight: 400; color: var(--muted); margin-left: 6px; }
nav { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 20px; }
nav a { font-size: 12px; text-decoration: none; padding-block: 5px; border-bottom: 2px solid transparent; white-space: nowrap; }
nav a[aria-current="page"] { color: var(--accent); border-color: var(--accent); }
main { flex: 1; padding-bottom: 36px; }

.hero { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 45px; padding-block: 38px 32px; }
.hero h1 { max-width: 520px; font-size: clamp(38px, 4.5vw, 56px); }
.hero-fields { font-size: 18px; line-height: 1.5; margin-top: 18px; }
.intro { color: var(--muted); font-size: 14px; margin-top: 14px; }
.actions { display: flex; flex-wrap: wrap; gap: 24px; align-items: center; margin-top: 22px; font-size: 12px; }
.button { background: var(--ink); color: white; text-decoration: none; display: inline-flex; gap: 26px; align-items: center; padding: 10px 17px; }
.button:hover { background: var(--accent); color: white; }
.thermal-video { min-width: 0; }
.thermal-video video { display: block; width: 100%; height: auto; aspect-ratio: 650 / 512; background: var(--ink); object-fit: contain; }
figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 15px; font-size: 10px; color: var(--muted); margin-top: 8px; }
.overview { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; border-top: 1px solid var(--line); padding-top: 23px; }
.overview > a { display: block; text-decoration: none; }
.overview h2 { font-size: 19px; display: flex; justify-content: space-between; gap: 12px; }
.overview .eyebrow { color: var(--muted); margin-bottom: 8px; }
.overview p { color: var(--muted); font-size: 13px; margin-top: 8px; }

.page-heading { padding-block: 34px 26px; max-width: 800px; }
.page-heading h1 { font-size: clamp(31px, 3.6vw, 43px); }
.page-heading > p:not(.eyebrow) { max-width: 690px; color: var(--muted); margin-top: 13px; }
.page-heading > a { display: inline-block; margin-top: 13px; font-size: 13px; }
.content-row { display: grid; grid-template-columns: 30px 280px 1fr; align-items: baseline; gap: 20px; border-top: 1px solid var(--line); padding-block: 21px; }
.content-row h2 { font-size: 20px; }
.content-row p { color: var(--muted); font-size: 14px; }
.entry-index { font: 12px monospace; color: var(--accent); }
.next-link { border-top: 1px solid var(--line); padding-top: 20px; font-size: 13px; }
.entry { display: flex; align-items: start; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); padding-block: 21px; }
.entry h2 { margin-top: 6px; margin-bottom: 8px; }
.entry p { font-size: 14px; color: var(--muted); }
.placeholder { font-size: 10px; text-transform: uppercase; letter-spacing: .08em; color: var(--accent); font-weight: 700; }
.tag { font-size: 11px; border: 1px solid var(--line); border-radius: 20px; padding: 3px 12px; white-space: nowrap; }
.note { margin-top: 20px; padding: 20px 23px; background: var(--soft); }
.note h2 { font-size: 18px; margin-bottom: 8px; }
.note p { font-size: 13px; }
.conference-list { border-block: 1px solid var(--line); }
summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; cursor: pointer; list-style: none; padding-block: 18px; }
summary::-webkit-details-marker { display: none; }
summary small { display: block; color: var(--muted); font-size: 12px; margin-top: 3px; }
.details-toggle { font-size: 24px; }
details[open] .details-toggle { transform: rotate(45deg); }
.conference-content { padding-bottom: 20px; font-size: 14px; }
.video-layout { display: grid; grid-template-columns: 1.15fr 1fr; gap: 32px; align-items: center; }
.video-description h2 { margin-bottom: 14px; }
.video-description p { color: var(--muted); font-size: 14px; }
.video-description a { display: inline-block; margin-top: 14px; font-size: 13px; }
.about-grid { display: grid; grid-template-columns: 1.25fr 1fr; gap: 65px; border-top: 1px solid var(--line); padding-top: 23px; }
.about-grid h2 { margin-bottom: 14px; }
.about-grid p { font-size: 14px; }
.profile-links { list-style: none; margin: 0 0 16px; padding: 0; }
.profile-links a { display: flex; justify-content: space-between; border-bottom: 1px solid var(--line); padding-block: 9px; font-size: 14px; text-decoration: none; }
footer { border-top: 1px solid var(--line); }
.footer-inner { display: flex; justify-content: space-between; gap: 16px; padding-block: 18px; font-size: 11px; color: var(--muted); }

@media (max-width: 1050px) {
  .header-inner { flex-wrap: wrap; gap: 8px 20px; padding-block: 12px; }
  nav { gap: 6px 19px; }
  .hero { gap: 28px; }
  .content-row { grid-template-columns: 25px 240px 1fr; }
}
@media (max-width: 760px) {
  .wrap { width: calc(100% - 36px); }
  .header-inner { display: block; }
  .wordmark { font-size: 20px; }
  nav { margin-top: 6px; gap: 3px 16px; }
  nav a { font-size: 11px; padding-block: 4px; }
  .hero { grid-template-columns: 1fr; gap: 26px; padding-block: 26px; }
  .hero h1 { font-size: clamp(36px, 8vw, 48px); }
  .hero-fields { font-size: 17px; margin-top: 14px; }
  .intro { margin-top: 10px; }
  .actions { margin-top: 17px; }
  .hero .thermal-video { max-width: 540px; width: 100%; }
  .overview { grid-template-columns: 1fr; gap: 0; padding-top: 0; }
  .overview > a { padding-block: 16px; border-bottom: 1px solid var(--line); }
  .overview p { margin-top: 5px; }
  .overview .eyebrow { margin-bottom: 5px; }
  .page-heading { padding-block: 26px 22px; }
  .page-heading h1 { font-size: 32px; }
  .content-row { grid-template-columns: 23px 1fr; gap: 7px 12px; padding-block: 18px; }
  .content-row p { grid-column: 2; }
  .entry-index { grid-row: 1 / 3; }
  .entry { gap: 12px; }
  .entry h2 { font-size: 20px; }
  .video-layout, .about-grid { grid-template-columns: 1fr; gap: 25px; }
  .about-grid { padding-top: 20px; }
  .note { padding: 17px 19px; }
  .footer-inner { flex-wrap: wrap; font-size: 10px; padding-block: 14px; }
  .footer-inner > span:nth-child(2) { display: none; }
  .footer-inner a { margin-left: auto; }
}
@media print {
  body { background: white; color: black; }
  .site-header { position: static; }
  nav, .actions, .skip-link { display: none; }
  .wrap { width: 100%; }
  .hero, .about-grid { display: block; }
  .thermal-video { max-width: 360px; margin-block: 15px; }
  .overview { grid-template-columns: 1fr; }
}

/* Compact About content within the original two-column layout. */
.about-grid > *, .about-content { min-width: 0; }
.about-content { display: grid; gap: 26px; align-content: start; }
.affiliation-card { display: flow-root; border: 1px solid var(--line); background: var(--soft); padding: 16px; }
.affiliation-photo { float: right; width: 180px; max-width: 42%; margin: 0 0 12px 18px; }
.affiliation-photo img { display: block; width: 100%; max-width: 180px; height: auto; }
.affiliation-photo figcaption { display: block; font-size: 9px; line-height: 1.5; margin-top: 5px; }
.about-profiles h3 { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; margin: 24px 0 8px; color: var(--muted); }
.contact-email { font-size: 14px; overflow-wrap: anywhere; }
.personal-profiles { border-block: 1px solid var(--line); margin-top: 22px; }
.personal-profiles summary { font-size: 13px; padding-block: 12px; }
.personal-profiles .profile-links { margin-bottom: 12px; }
@media (max-width: 420px) {
  .affiliation-photo { margin-left: 12px; }
}

/* Contact details and two equally styled, keyboard-accessible profile groups. */
.about-profiles .contact-details { margin-bottom: 24px; }
.about-profiles .contact-details p { font-size: 14px; }
.about-profiles .contact-details a { font-size: 13px; }
.profile-group { border-bottom: 1px solid var(--line); }
.profile-group:first-of-type { border-top: 1px solid var(--line); }
.profile-group summary { padding-block: 16px; font-size: 11px; font-weight: 700; letter-spacing: .1em; }
.profile-group summary:hover { color: var(--accent); }
.profile-group .details-toggle { font-size: 22px; font-weight: 400; letter-spacing: 0; }
.profile-group .profile-links { margin: 0 0 12px; }
.profile-group .profile-links a { align-items: center; gap: 14px; min-height: 44px; padding-block: 10px; }
.profile-group .profile-links li:last-child a { border-bottom: 0; }
.profile-name { display: inline-flex; align-items: center; gap: 10px; min-width: 0; }
.profile-icon { flex: 0 0 20px; }

/* Publication sources stay visible; the latest journal articles follow below. */
.publication-record { border-block: 1px solid var(--line); padding-block: 20px; }
.publication-record h2 { font-size: 18px; margin-bottom: 14px; }
.publication-profile-links { display: flex; flex-wrap: wrap; gap: 10px 24px; list-style: none; margin: 0; padding: 0; }
.publication-profile-links a { display: inline-flex; align-items: center; gap: 9px; min-height: 44px; font-size: 13px; text-decoration: none; }
.publication-section-heading { padding-block: 28px 18px; }
.publication-section-heading h2 { font-size: 22px; margin-bottom: 10px; }

.publication-list { margin: 0; padding: 0 0 0 26px; }
.publication-item { padding: 12px 0 13px 8px; border-top: 1px solid var(--line); }
.publication-item::marker { color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.publication-item article { min-width: 0; }
.publication-item h3 { font-size: 15.5px; line-height: 1.45; font-weight: 600; margin: 0 0 4px; }
.publication-item h3 a { text-decoration: none; }
.publication-item h3 a:hover { text-decoration: underline; }
.publication-item .publication-authors { font-size: 12.5px; color: var(--muted); line-height: 1.55; margin: 0 0 3px; }
.publication-authors strong { color: var(--ink); font-weight: 700; }
.publication-authors summary { display: block; padding: 0; font-size: inherit; line-height: inherit; }
.publication-authors summary:focus-visible { outline-offset: 2px; }
.publication-authors p { margin: 2px 0 0; }
.authors-expand, .authors-collapse { color: var(--accent); font-size: 11px; text-decoration: underline; text-underline-offset: 2px; }
.authors-expand { margin-left: 8px; }
.authors-collapse { display: none; }
.publication-authors[open] .authors-preview, .publication-authors[open] .authors-expand { display: none; }
.publication-authors[open] .authors-collapse { display: inline; }
.publication-item .publication-meta { font-size: 12px; line-height: 1.5; color: var(--muted); margin: 0; overflow-wrap: anywhere; }
.publication-meta a { white-space: nowrap; }
@media (max-width: 760px) { .publication-profile-links { gap: 4px 20px; } .publication-list { padding-left: 22px; } .publication-item { padding-left: 4px; } .publication-item h3 { font-size: 15px; } }

/* One small original illustration per page keeps the lists visually quiet. */
.illustrated-heading { display: flex; align-items: center; gap: 22px; }
.heading-illustration { display: block; flex: 0 0 96px; width: 96px; max-width: 96px; height: 88px; }
.illustrated-heading > div { min-width: 0; }
.heading-intro { margin-top: 12px; font-size: 14px; line-height: 1.6; color: var(--muted); }
.project-source-links { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px; margin-top: 18px; }
.project-source-links a { font-size: 13px; display: inline-flex; align-items: center; min-height: 40px; }
.project-section-heading { border-top: 1px solid var(--line); }
.project-participation { max-width: 780px; font-size: 14px; color: var(--muted); margin-bottom: 10px; }
.project-list .project-dates { font-size: 12.5px; font-weight: 600; margin: 0 0 3px; color: var(--ink); }
.source-empty { padding-block: 14px; font-size: 13px; color: var(--muted); }
@media (max-width: 600px) { .illustrated-heading { gap: 14px; } .heading-illustration { flex-basis: 64px; width: 64px; max-width: 64px; height: auto; } .illustrated-heading h1 { font-size: 30px; } .heading-intro { font-size: 13px; margin-top: 8px; } }

/* Home directory: two aligned rows on desktop, one column on mobile. */
.home-overview > a { min-width: 0; }
.home-overview > a:nth-child(n+4) { border-top: 1px solid var(--line); padding-top: 22px; }
.professional-activities { margin-top: 34px; border-top: 1px solid var(--line); }
.professional-activities .activity-role { font-size: 13px; line-height: 1.55; color: var(--muted); margin: 0 0 3px; }
@media (max-width: 760px) { .home-overview > a:nth-child(n+4) { border-top: 0; padding-top: 16px; } .professional-activities { margin-top: 28px; } }

/* YouTube hosts the playlist, titles and playback; no video copies are required. */
.youtube-playlist { max-width: 960px; }
.youtube-player { position: relative; width: 100%; aspect-ratio: 16 / 9; min-height: 200px; background: var(--ink); }
.youtube-player iframe { position: absolute; inset: 0; display: block; border: 0; width: 100%; height: 100%; min-height: 200px; }
.playlist-caption { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 12px 24px; margin-top: 16px; }
.playlist-caption p { max-width: 540px; }
.playlist-caption > a { font-size: 13px; }

/* Conferences reuse the compact list language, with bounded photo thumbnails. */
.conference-columns { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 34px; align-items: start; }
.conference-section { min-width: 0; margin-top: 8px; }
.conference-section-heading { border: 1px solid var(--line); border-left: 3px solid var(--accent); background: var(--soft); padding: 14px 16px; margin-bottom: 4px; }
.conference-section-heading h2 { font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.conference-events { list-style: none; margin: 0; padding: 0; }
.conference-event { border-bottom: 1px solid var(--line); padding: 15px 0; overflow-wrap: anywhere; }
.conference-event h3 { font-size: 16px; font-weight: 700; line-height: 1.4; margin: 0 0 4px; }
.conference-event h3 a, .conference-contribution-title a { text-decoration: none; }
.conference-event a:hover { text-decoration: underline; }
.conference-meta { font-size: 12px; color: var(--muted); margin: 2px 0; }
.conference-description { font-size: 13px; max-width: 780px; margin: 6px 0 0; }
.conference-full-name { color: var(--muted); font-size: 12px; line-height: 1.5; margin-bottom: 7px; }
.conference-contributions { padding-left: 19px; margin: 12px 0 0; }
.conference-contributions > li { margin: 10px 0; padding-left: 3px; }
.conference-contributions > li::marker { color: var(--accent); font-size: 11px; }
.conference-contribution-title { font-size: 13px; font-weight: 500; line-height: 1.5; margin-top: 7px; }
.conference-authors { font-size: 12px; color: var(--muted); }
.conference-authors summary { display: inline-block; padding: 4px 0; text-decoration: underline; text-underline-offset: 3px; }
.conference-authors summary::before { content: '+ '; }
.conference-authors[open] summary::before { content: '− '; }
.conference-authors p { max-width: 850px; }
.conference-photos { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.conference-photos a { display: block; width: 144px; max-width: calc(50% - 5px); }
.conference-photos img { display: block; width: 100%; max-width: 144px; height: 96px; object-fit: cover; border: 1px solid var(--line); }
.conference-archive { border-block: 1px solid var(--line); margin-bottom: 28px; }
.conference-archive > summary { font-size: 13px; font-weight: 600; }
.conference-source { margin-top: 12px; }
.conference-archive-link { margin: 15px 0 26px; font-size: 13px; }
.conference-compact { padding-left: 18px; margin: 14px 0 24px; font-size: 12px; }
.conference-compact > li { padding: 8px 0 10px 3px; border-bottom: 1px solid var(--line); overflow-wrap: anywhere; }
.conference-compact p { margin-top: 3px; }
.conference-compact strong { font-size: 13px; }
.conference-compact .conference-meta { font-size: 11px; }
.conference-compact a { text-decoration: none; }
.conference-compact a:hover { text-decoration: underline; }
@media (max-width: 850px) { .conference-columns { grid-template-columns: 1fr; gap: 20px; } }
@media (max-width: 600px) { .conference-event h3 { font-size: 16px; } .conference-contribution-title { font-size: 13px; } .conference-photos a { width: 128px; } .conference-photos img { height: 85px; } }

/* Playlist previews are visible before playback and share the main player. */
.video-strip-heading { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-top: 20px; }
.video-strip-heading h2 { font-size: 17px; font-weight: 600; }
.video-strip-controls { display: flex; gap: 8px; }
.video-strip-controls button { background: transparent; color: var(--ink); border: 1px solid var(--line); min-width: 38px; min-height: 38px; cursor: pointer; }
.video-strip { display: grid; grid-auto-flow: column; grid-auto-columns: calc((100% - 48px) / 5); gap: 12px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 12px 0; overscroll-behavior-inline: contain; }
.video-card { display: block; color: var(--ink); text-decoration: none; scroll-snap-align: start; min-width: 0; font-size: 12px; line-height: 1.4; }
.video-card img { display: block; width: 100%; height: auto; aspect-ratio: 16/9; object-fit: cover; border: 2px solid transparent; }
.video-card[aria-current="true"] img { border-color: var(--accent); }
.video-card span { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin: 6px 2px 0; }
.video-card:hover span { text-decoration: underline; }
@media (max-width: 760px) { .video-strip { grid-auto-columns: calc((100% - 24px) / 3); } }
@media (max-width: 480px) { .video-strip { grid-auto-columns: 43%; } }


/* Illustrated research topics. */
.research-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 32px; row-gap: 0; padding-block: 12px 32px; }
.research-card { min-width: 0; display: grid; grid-template-rows: subgrid; grid-row: span 7; }
.research-area { background: #e5e7e1; border: 1px solid #cbd1cb; border-left: 3px solid var(--accent); padding: 15px 17px; margin-bottom: 20px; }
.research-area h2 { font-size: 21px; font-weight: 700; letter-spacing: -.02em; }
.research-card h3 { font-size: 23px; line-height: 1.25; letter-spacing: -.02em; margin: 0 0 9px; }
.research-card .research-subtitle { font-size: 13px; line-height: 1.6; color: var(--muted); min-height: 42px; }
.research-description { font-size: 14px; line-height: 1.7; margin-top: 15px; color: var(--muted); }
.research-poster { margin-block: 22px; }
.research-poster > a { display: block; }
.research-poster img { display: block; width: 100%; max-width: 100%; height: auto; border: 1px solid var(--line); }
.research-poster a:hover { outline: 1px solid var(--accent); outline-offset: 3px; }
.research-poster figcaption { font-size: 10px; line-height: 1.6; }
.research-highlights { margin: 0 0 24px; }
.research-highlights > div { border-top: 1px solid var(--line); padding-block: 11px; }
.research-highlights dt { color: var(--accent); font-size: 11px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; margin-bottom: 3px; }
.research-highlights dd { font-size: 13px; line-height: 1.65; margin: 0; }
.research-papers { border-top: 1px solid var(--line); padding-top: 16px; }
.research-papers h4 { margin: 0 0 10px; font-size: 16px; }
.research-papers ul { margin: 0; padding-left: 18px; }
.research-papers li { padding-left: 2px; margin-bottom: 10px; font-size: 12px; line-height: 1.6; }
@media (max-width: 700px) {
  .research-grid { grid-template-columns: 1fr; gap: 34px; }
  .research-card { display: block; grid-row: auto; }
  .research-area h2 { font-size: 20px; }
  .research-card .research-subtitle { min-height: 0; }
}