:root {
  --background: #e8eef1;
  --text: #1d2528;
  --muted: #58666c;
  --border: #c8d3d8;
  --accent: #225c4a;
  --max-width: 980px;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
[data-theme="dark"] {
  color-scheme: dark;
  --background: #151a17;
  --text: #e8eee9;
  --muted: #a7b2aa;
  --border: #354039;
  --accent: #8ec6a6;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--background); color: var(--text); font-family: var(--sans); font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-underline-offset: 4px; }
a:hover { color: var(--accent); }
.skip-link { position: fixed; top: -60px; left: 16px; z-index: 10; padding: 8px 12px; background: var(--text); color: white; }
.skip-link:focus { top: 12px; }
.site-header, .site-footer, main { width: min(calc(100% - 40px), var(--max-width)); margin-inline: auto; }
.site-header { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; border-bottom: 1px solid var(--border); }
.name { font-size: 15px; font-weight: 650; text-decoration: none; }
.header-right { display: flex; align-items: center; gap: 20px; }
.site-header nav { display: flex; gap: 26px; font-size: 14px; }
.site-header nav a { color: var(--muted); text-decoration: none; }
.site-header nav a:hover, .site-header nav a[aria-current="page"] { color: var(--text); }
.menu-toggle { width: 32px; height: 32px; padding: 7px; display: none; place-items: center; color: var(--muted); background: transparent; border: 1px solid var(--border); border-radius: 50%; cursor: pointer; }
.menu-toggle:hover { color: var(--text); border-color: var(--muted); }
.menu-toggle span, .menu-toggle span::before, .menu-toggle span::after { display: block; width: 14px; height: 1px; background: currentColor; transition: transform 160ms ease, opacity 160ms ease; }
.menu-toggle span { position: relative; }
.menu-toggle span::before, .menu-toggle span::after { position: absolute; left: 0; content: ""; }
.menu-toggle span::before { top: -4px; }
.menu-toggle span::after { top: 4px; }
.menu-toggle[aria-expanded="true"] span { background: transparent; }
.menu-toggle[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }
.theme-toggle { width: 32px; height: 32px; padding: 0; display: grid; place-items: center; flex: 0 0 auto; color: var(--muted); background: transparent; border: 1px solid var(--border); border-radius: 50%; font: inherit; cursor: pointer; }
.theme-toggle span { font-size: 19px; line-height: 1; transform: translateY(-1px); }
.theme-toggle:hover { color: var(--text); border-color: var(--muted); }
.home { min-height: 100vh; display: flex; flex-direction: column; }
.home-main { flex: 1; display: grid; grid-template-columns: minmax(0, 1fr) 205px; gap: 100px; align-items: center; padding-block: 68px; }
.home-copy { max-width: 650px; }
.role-line, .page-label { margin: 0 0 16px; color: var(--accent); font-size: 13px; font-weight: 600; }
h1 { max-width: 720px; margin: 0; font-size: clamp(32px, 4.4vw, 46px); line-height: 1.16; letter-spacing: -0.035em; font-weight: 620; }
.intro { max-width: 630px; margin-top: 30px; color: var(--muted); font-size: 17px; }
.intro p { margin: 0; }
.intro p + p { margin-top: 16px; }
.education-summary { display: grid; grid-template-columns: 82px 1fr; gap: 16px; max-width: 630px; margin-top: 24px; padding-top: 18px; border-top: 1px solid var(--border); font-size: 13px; }
.education-summary span { color: var(--accent); font-weight: 600; }
.education-summary p { margin: 0; color: var(--muted); }
.contact-links { display: flex; flex-wrap: wrap; gap: 12px 22px; margin-top: 30px; font-size: 14px; }
.home-side img { display: block; width: 100%; height: auto; aspect-ratio: 3 / 4; object-fit: cover; object-position: center 25%; border-radius: 3px; }
.home-side dl { margin: 20px 0 0; font-size: 12px; }
.home-side dl div { display: grid; grid-template-columns: 68px 1fr; gap: 8px; padding: 7px 0; border-bottom: 1px solid var(--border); }
.home-side dt { color: var(--muted); }
.home-side dd { margin: 0; line-height: 1.5; }
.site-footer { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--border); color: var(--muted); font-size: 12px; }
.page-main { padding: 74px 0 110px; }
.page-header { max-width: 680px; padding-bottom: 52px; border-bottom: 1px solid var(--border); }
.page-header p:last-child { max-width: 620px; margin: 20px 0 0; color: var(--muted); font-size: 17px; }
.entry { display: grid; grid-template-columns: 170px minmax(0, 1fr); gap: 42px; padding: 54px 0; border-bottom: 1px solid var(--border); }
.entry-meta { color: var(--muted); font-size: 13px; }
.entry-meta p { margin: 0 0 4px; }
.entry-body h2 { margin: 0; font-size: 24px; line-height: 1.3; letter-spacing: -0.02em; }
.entry-org { margin: 3px 0 22px; color: var(--accent); font-size: 15px; }
.entry-intro { max-width: 650px; margin: 0 0 26px; color: var(--muted); }
.entry-body h3 { margin: 28px 0 10px; font-size: 15px; }
.entry-body ul { max-width: 690px; margin: 0; padding-left: 20px; color: var(--muted); }
.entry-body li + li { margin-top: 11px; }
.project-list { margin-top: 10px; }
.project { display: grid; grid-template-columns: 170px 1fr auto; gap: 42px; align-items: start; padding: 45px 0; border-bottom: 1px solid var(--border); }
.project-type { margin: 3px 0 0; color: var(--muted); font-size: 13px; }
.project h2 { margin: 0 0 16px; font-size: 23px; }
.project p { max-width: 620px; margin: 0; color: var(--muted); }
.project-copy p + p { margin-top: 14px; }
.project-copy .project-note { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--border); color: var(--text); font-size: 14px; }
.project > a { margin-top: 3px; white-space: nowrap; font-size: 14px; }
.outside-section { padding-top: 58px; }
.compact-work-list { margin-top: 18px; border-top: 1px solid var(--border); }
.compact-work { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: start; padding: 28px 0; border-bottom: 1px solid var(--border); }
.compact-work h3 { margin: 0 0 7px; font-size: 17px; }
.compact-work p { max-width: 650px; margin: 0; color: var(--muted); font-size: 14px; }
.compact-work > a { white-space: nowrap; font-size: 13px; }
.compact-work-more { color: var(--muted); }
.photo-invite { width: 100%; margin-top: 28px; padding: 18px 0; display: flex; align-items: center; justify-content: space-between; gap: 24px; color: var(--text); background: transparent; border: 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); font: inherit; text-align: left; cursor: pointer; }
.photo-invite span { color: var(--muted); }
.photo-invite strong { color: var(--accent); font-size: 14px; white-space: nowrap; }
.photo-invite:hover strong { text-decoration: underline; text-underline-offset: 4px; }
.photo-modal { width: min(1100px, calc(100% - 32px)); height: min(88vh, 820px); padding: 0; color: var(--text); background: var(--background); border: 1px solid var(--border); border-radius: 5px; }
.photo-modal::backdrop { background: rgba(8, 12, 10, 0.72); backdrop-filter: blur(3px); }
.gallery-view, .viewer-view { min-height: 100%; padding: 28px; }
.modal-header { position: sticky; top: 0; z-index: 2; margin-bottom: 26px; padding-bottom: 18px; display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; background: var(--background); border-bottom: 1px solid var(--border); }
.modal-header p { margin: 0 0 2px; color: var(--accent); font-size: 12px; }
.modal-header h2 { margin: 0; font-size: 24px; }
.modal-close { width: 34px; height: 34px; padding: 0; color: var(--muted); background: transparent; border: 1px solid var(--border); border-radius: 50%; font: inherit; font-size: 22px; line-height: 1; cursor: pointer; }
.modal-close:hover { color: var(--text); }
.photo-gallery { columns: 3; column-gap: 12px; }
.photo-gallery figure { break-inside: avoid; margin: 0 0 12px; }
.photo-gallery img { display: block; width: 100%; height: auto; border-radius: 3px; }
.photo-gallery figcaption { margin-top: 7px; color: var(--muted); font-size: 12px; }
.photo-thumb { width: 100%; padding: 0; display: block; background: transparent; border: 0; cursor: zoom-in; }
.photo-thumb:hover img { opacity: 0.86; }
.viewer-header { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; }
.viewer-back { justify-self: start; padding: 5px 0; color: var(--muted); background: transparent; border: 0; font: inherit; font-size: 13px; cursor: pointer; }
.viewer-back:hover { color: var(--text); }
.viewer-header .modal-close { justify-self: end; }
.zoom-controls { display: flex; align-items: center; border: 1px solid var(--border); border-radius: 4px; overflow: hidden; }
.zoom-controls button { min-width: 36px; height: 32px; padding: 0 9px; color: var(--muted); background: transparent; border: 0; border-right: 1px solid var(--border); font: inherit; font-size: 13px; cursor: pointer; }
.zoom-controls button:last-child { border-right: 0; }
.zoom-controls button:hover { color: var(--text); background: color-mix(in srgb, var(--text) 6%, transparent); }
.photo-viewer-stage { position: relative; height: calc(min(88vh, 820px) - 150px); display: flex; align-items: flex-start; justify-content: center; overflow: auto; }
.photo-viewer-stage img { display: block; width: 100%; height: auto; max-width: none; }
.photo-navigation { position: sticky; top: 50%; z-index: 1; width: 40px; height: 40px; padding: 0; display: grid; place-items: center; flex: 0 0 auto; color: var(--text); background: color-mix(in srgb, var(--background) 88%, transparent); border: 1px solid var(--border); border-radius: 50%; font: inherit; font-size: 18px; cursor: pointer; transform: translateY(-50%); backdrop-filter: blur(5px); }
.photo-navigation:hover { color: var(--accent); border-color: var(--muted); }
.photo-navigation-previous { left: 10px; margin-right: -40px; }
.photo-navigation-next { right: 10px; margin-left: -40px; }
.viewer-caption { margin: 12px 0 0; color: var(--muted); font-size: 13px; text-align: center; }
.publication-list { margin-top: 12px; }
.publication { display: grid; grid-template-columns: 80px minmax(0, 1fr) auto; gap: 28px; padding: 28px 0; border-bottom: 1px solid var(--border); }
.publication-year { color: var(--muted); font-size: 13px; }
.publication h2 { margin: 0 0 7px; font-size: 18px; line-height: 1.4; }
.publication p { margin: 0; color: var(--muted); font-size: 14px; }
.publication .publication-authors { font-size: 13px; }
.publication .publication-summary { margin-top: 11px; color: var(--text); line-height: 1.6; }
.publication > a { white-space: nowrap; font-size: 13px; }
.subsection { padding-top: 66px; }
.subsection-header { max-width: 680px; margin-bottom: 6px; }
.subsection-header h2 { margin: 0; font-size: 26px; }
.subsection-header p { margin: 10px 0 0; color: var(--muted); }
.research-project { display: grid; grid-template-columns: 170px 1fr; gap: 42px; padding: 32px 0; border-bottom: 1px solid var(--border); }
.research-project time { color: var(--muted); font-size: 13px; }
.research-project h3 { margin: 0 0 8px; font-size: 17px; }
.research-project p { margin: 0; color: var(--muted); font-size: 14px; }
.skills-list { display: grid; grid-template-columns: 1fr 1fr; column-gap: 60px; margin-top: 12px; }
.skill-group { padding: 32px 0; border-bottom: 1px solid var(--border); }
.skill-group h2 { margin: 0 0 10px; font-size: 17px; }
.skill-group p { margin: 0; color: var(--muted); font-size: 14px; }
@media (max-width: 760px) {
  .site-header { position: relative; min-height: 64px; padding: 14px 0; align-items: center; }
  .header-right { align-items: center; gap: 9px; }
  .menu-toggle { display: grid; }
  .site-header nav { position: absolute; top: calc(100% + 1px); right: 0; z-index: 8; width: min(230px, calc(100vw - 32px)); padding: 9px; display: none; gap: 0; flex-direction: column; background: var(--background); border: 1px solid var(--border); border-radius: 4px; box-shadow: 0 12px 30px rgba(20, 30, 26, 0.12); }
  .site-header nav[data-open="true"] { display: flex; }
  .site-header nav a { padding: 9px 11px; border-radius: 2px; }
  .site-header nav a:hover { background: color-mix(in srgb, var(--text) 6%, transparent); }
  .home-main { grid-template-columns: 1fr 130px; gap: 38px; padding-block: 50px; }
  h1 { font-size: 34px; }
  .intro { font-size: 16px; }
  .entry, .research-project { grid-template-columns: 125px minmax(0, 1fr); gap: 28px; }
  .project { grid-template-columns: 125px 1fr; gap: 28px; }
  .project > a { grid-column: 2; }
}
@media (max-width: 560px) {
  .site-header, .site-footer, main { width: min(calc(100% - 32px), var(--max-width)); }
  .site-header { display: flex; }
  .header-right { margin-top: 0; }
  .home-main { display: flex; flex-direction: column-reverse; align-items: stretch; padding: 38px 0 52px; }
  .home-side { display: flex; gap: 18px; align-items: flex-start; }
  .home-side img { width: 96px; flex: 0 0 auto; }
  .home-side dl { flex: 1; margin-top: 0; }
  h1 { font-size: 31px; }
  .contact-links { margin-top: 26px; }
  .site-footer { padding: 18px 0; display: block; }
  .site-footer span { display: block; }
  .page-main { padding: 50px 0 80px; }
  .page-header { padding-bottom: 38px; }
  .entry, .project, .publication, .research-project { display: block; }
  .entry-meta, .project-type, .publication-year, .research-project time { display: block; margin-bottom: 14px; }
  .entry-body h2, .project h2 { font-size: 21px; }
  .project > a, .publication > a { display: inline-block; margin-top: 16px; }
  .subsection { padding-top: 52px; }
  .compact-work { grid-template-columns: 1fr; gap: 14px; }
  .skills-list { grid-template-columns: 1fr; }
  .photo-gallery { columns: 2; }
  .photo-modal { height: calc(100vh - 24px); }
  .gallery-view, .viewer-view { padding: 18px; }
  .viewer-header { grid-template-columns: 1fr auto; }
  .zoom-controls { grid-row: 2; grid-column: 1 / -1; justify-self: center; margin-top: 12px; }
  .viewer-header .modal-close { grid-column: 2; grid-row: 1; }
  .photo-viewer-stage { height: calc(100vh - 190px); }
  .photo-navigation { width: 38px; height: 38px; }
  .photo-navigation-previous { left: 6px; }
  .photo-navigation-next { right: 6px; }
}

@media (max-width: 380px) {
  .photo-gallery { columns: 1; }
}