:root {
    color-scheme: light;
    --ink: #203333;
    --muted: #5f7371;
    --accent: #136c63;
    --accent-dark: #0c514b;
    --tint: #edf6f3;
    --line: #dce7e3;
    --surface: #fff;
    font-family: Inter, "Segoe UI", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", Meiryo, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--ink);
    background: #fcfdfc;
    font-synthesis: none;
    text-rendering: optimizeLegibility;
}
* { box-sizing: border-box; }
body { margin: 0; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: .23em; }
a:hover { color: var(--accent-dark); }
button { cursor: pointer; }
img { max-width: 100%; height: auto; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid #39a294; outline-offset: 4px; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { line-height: 1.3; }
h1 { font-weight: 550; letter-spacing: -.045em; }
h2 { font-weight: 550; letter-spacing: -.025em; }
h3 { font-weight: 550; }
body:is([data-page="paper"], [data-page="talk"], [data-page="notes"], [data-page="cv"]) { --page-width: 1360px; }
.container { width: min(var(--page-width, 1120px), calc(100% - 80px)); margin-inline: auto; }
.skip-link { position: fixed; top: -100px; left: 20px; background: white; padding: 12px; z-index: 100; }
.skip-link:focus { top: 10px; }
.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--line); background: rgb(252 253 252 / 97%); }
.header-inner { display: flex; align-items: center; gap: 24px; min-height: 72px; }
.site-brand { display: flex; align-items: center; gap: 11px; color: var(--ink); font-weight: 650; text-decoration: none; white-space: nowrap; }
.brand-mark { display: grid; place-items: center; width: 32px; height: 32px; background: var(--accent); color: white; border-radius: 9px; font-size: 12px; letter-spacing: .02em; }
.site-nav { margin-left: auto; }
.site-nav ul { display: flex; gap: 20px; align-items: center; margin: 0; padding: 0; list-style: none; }
.site-nav a { position: relative; display: block; padding: 22px 0; color: var(--muted); font-size: .85rem; text-decoration: none; white-space: nowrap; }
.site-nav a:hover, .site-nav a[aria-current] { color: var(--accent); }
.site-nav a[aria-current]::after { content: ""; position: absolute; bottom: 15px; height: 2px; background: var(--accent); left: 0; right: 0; }
.language-switch { display: flex; flex: 0 0 auto; gap: 2px; background: var(--tint); border-radius: 6px; padding: 3px; }
.language-switch button { border: 0; background: none; color: var(--muted); font-size: .74rem; padding: 5px 7px; border-radius: 4px; }
.language-switch button[aria-pressed="true"] { background: white; color: var(--accent); box-shadow: 0 1px 4px #193c3314; font-weight: 650; }
.menu-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: 5px; padding: 6px 10px; color: var(--ink); font-size: .8rem; }
main { min-height: 60vh; padding-bottom: 40px; }
.site-footer { border-top: 1px solid var(--line); padding: 24px 0; color: var(--muted); font-size: .76rem; text-align: right; }
.site-footer time { white-space: nowrap; }
.hero { padding: 62px 0 24px; border-bottom: 1px solid var(--line); }
.hero h1 { font-size: clamp(2.8rem, 6vw, 5.1rem); margin: 0 0 28px; }
.hero-details { max-width: 820px; font-size: 1.05rem; }
.hero-details p + p { margin-top: 8px; }
.contact { font-size: .92rem; color: var(--muted); margin-top: 18px !important; }
.social-links { display: flex; gap: 9px; flex-wrap: wrap; margin-top: 28px; }
.resource-link { display: inline-flex; align-items: center; justify-content: center; gap: 7px; padding: 6px 12px; background: var(--surface); border: 1px solid var(--line); border-radius: 6px; color: var(--ink); text-decoration: none; font-size: .8rem; line-height: 1.6; }
.resource-link img { width: 16px; height: 16px; object-fit: contain; }
a.resource-link:hover, button.resource-link:hover { border-color: var(--accent); color: var(--accent); background: var(--tint); }
.resource-link.unavailable { color: var(--muted); border-style: dashed; background: transparent; cursor: default; }
.availability { font-size: .7rem; }
.home-section { padding: 26px 0; border-bottom: 1px solid var(--line); }
#recent-updates { padding-block: 26px 12px; }
.section-heading { font-size: 1.35rem; margin-bottom: 26px; display: flex; align-items: center; gap: 12px; }
#recent-updates > .section-heading { margin-bottom: 12px; }
.interests-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.interest { border-left: 2px solid #8ebfb3; padding-left: 23px; }
.interest h3 { font-size: 1rem; margin-bottom: 9px; }
.interest p { color: var(--muted); font-size: .95rem; line-height: 1.9; }
.updates-list { display: grid; grid-template-columns: max-content max-content minmax(0, 1fr); column-gap: 18px; list-style: none; margin: 0; padding: 0; }
.updates-list > li { display: grid; grid-template-columns: subgrid; grid-column: 1 / -1; }
.updates-list li + li { border-top: 1px solid var(--line); }
.update-card { display: grid; grid-template-columns: subgrid; grid-column: 1 / -1; row-gap: 4px; padding: 10px 12px; border-radius: 5px; color: var(--ink); text-decoration: none; }
.update-card:hover, .update-card:focus-visible { color: var(--ink); background: var(--tint); }
.update-card:focus-visible .update-title { color: var(--accent); text-decoration: underline; text-underline-offset: .23em; }
.update-meta { display: grid; grid-template-columns: subgrid; grid-column: 1 / span 2; align-items: baseline; min-width: 0; color: var(--muted); font-size: .75rem; line-height: 1.5; white-space: nowrap; }
.update-meta time { white-space: nowrap; font-variant-numeric: tabular-nums; }
.update-content { grid-column: 3; min-width: 0; font-size: .92rem; line-height: 1.5; overflow-wrap: anywhere; }
.update-event { color: var(--muted); font-size: .8rem; }
.update-event::before { content: '· '; }
.navigation-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.navigation-card { grid-column: span 2; display: block; padding: 25px; border: 1px solid var(--line); border-radius: 10px; text-decoration: none; color: var(--ink); background: white; transition: border-color .15s, background .15s; }
.navigation-card:nth-child(-n+2) { grid-column: span 3; }
.navigation-card:hover { color: var(--ink); border-color: var(--accent); background: #e5f2ed; }
.navigation-card h3 { font-size: 1.2rem; margin-bottom: 10px; }
.navigation-card p { font-size: .86rem; color: var(--muted); }
.photo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.photo-grid figure { margin: 0; }
.photo-grid img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 10px; display: block; }
.photo-grid figcaption { font-size: .9rem; padding-top: 16px; }
.photo-credit { font-size: .75rem; color: var(--muted); margin-top: 5px; }
.colleague-list { display: grid; grid-template-columns: 1fr 1fr; gap: 13px 28px; padding: 0; margin: 0; list-style: none; font-size: .9rem; }
.colleague-list span { color: var(--muted); font-size: .82rem; }
.page-heading { padding: 42px 0 26px; }
.page-heading h1 { font-size: clamp(2.2rem, 5vw, 3.2rem); margin: 0 0 12px; }
.page-description { color: var(--muted); max-width: 700px; }
.filter-area { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 16px 0; margin-bottom: 28px; }
.filter-label { font-size: .76rem; color: var(--muted); margin-bottom: 12px; }
.filter-controls { display: flex; align-items: center; gap: 18px; justify-content: space-between; }
.filter-bar { display: flex; flex-wrap: wrap; gap: 7px; }
.filter-chip { border: 1px solid var(--line); background: white; border-radius: 5px; padding: 5px 10px; color: var(--muted); font-size: .76rem; }
.filter-chip:hover { border-color: var(--accent); color: var(--accent); }
.filter-chip[aria-pressed="true"] { color: white; background: var(--accent); border-color: var(--accent); }
.related-paper-filter { display: grid; gap: 8px; margin-top: 16px; }
.related-paper-filter .filter-label { margin: 0; }
.paper-filter-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; }
.paper-select { flex: 1 1 280px; width: 100%; max-width: 760px; min-width: 0; padding: 7px 10px; border: 1px solid var(--line); border-radius: 5px; background: white; color: var(--ink); font-size: .8rem; }
.clear-filters { flex: 0 0 auto; }
.catalog-count { color: var(--muted); font-size: .78rem; white-space: nowrap; }
.catalog { margin-bottom: 32px; }
.catalog-section + .catalog-section { margin-top: 30px; }
.catalog-section > .section-heading { margin-bottom: 16px; }
.section-count { background: var(--tint); color: var(--accent); padding: 2px 9px; border-radius: 5px; font-size: .75rem; letter-spacing: 0; }
.entry { position: relative; display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: 18px; padding: 16px 0; border-top: 1px solid var(--line); scroll-margin-top: 100px; }
.entry-content { display: grid; gap: 9px 24px; min-width: 0; align-items: start; }
.entry-summary { min-width: 0; }
.entry-metadata { display: flex; flex-wrap: wrap; align-items: baseline; gap: 3px 16px; }
.entry-metadata > p { margin: 0; }
.entry-actions { display: grid; grid-template-columns: minmax(0, 1fr); gap: 8px; min-width: 0; }
.entry-links { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 16px; min-width: 0; }
.entry-actions > .entry-tags { grid-row: 2; }
.entry-actions :is(.resource-links, .related-papers, .entry-tags) { margin: 0; gap: 3px 4px; }
.entry-actions .resource-link { padding: 4px 9px; font-size: .75rem; }
.entry-date { color: var(--muted); font-size: .83rem; padding-top: 4px; font-variant-numeric: tabular-nums; }
.entry-title { font-size: 1.08rem; line-height: 1.5; margin-bottom: 5px; font-weight: 550; overflow-wrap: anywhere; }
.entry-title a, .application-title a { color: var(--ink); text-decoration: none; }
.entry-title a:hover, .application-title a:hover { color: var(--accent); text-decoration: underline; }
.entry-meta { color: var(--muted); font-size: .86rem; line-height: 1.7; }
.entry-detail { color: var(--muted); font-size: .78rem; margin-top: 4px; }
.event-name { font-size: .87rem; margin-top: 4px; }
.resource-links { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 14px; }
.resource-links:empty, .related-papers:empty, .entry-tags:empty { display: none; }
.entry-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 16px; }
.tag { color: #49716a; font-size: .62rem; line-height: 1.45; border: 0; border-radius: 4px; background: var(--tint); padding: 3px 6px; }
button.tag:hover { background: #d5eae2; color: var(--accent-dark); }
.related-papers { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 13px; font-size: .8rem; }
.related-link { padding: 3px 0; font-size: .8rem; }
.anchor-target { border-left: 3px solid var(--accent); background: var(--tint); padding-left: 18px; padding-right: 18px; border-radius: 5px; }
.legacy-anchor { position: absolute; top: 0; scroll-margin-top: 100px; }
.paper-preview { position: fixed; z-index: 40; width: min(390px, calc(100vw - 24px)); max-height: calc(100dvh - 24px); overflow-y: auto; border: 1px solid #bcd5cc; border-radius: 10px; background: white; box-shadow: 0 12px 42px #163f3526; padding: 22px; }
.preview-title { font-size: 1rem; font-weight: 600; line-height: 1.55; margin: 0 0 9px; }
.paper-preview .entry-meta { font-size: .78rem; }
.catalog-status:empty { display: none; }
.catalog-status { color: var(--muted); margin: 28px 0; }
.catalog-status button { margin-top: 12px; }
.timeline { margin-bottom: 32px; }
.timeline-entry { display: grid; grid-template-columns: 190px minmax(0, 1fr); gap: 24px; padding: 18px 0; border-top: 1px solid var(--line); }
.timeline-content { display: grid; gap: 7px 24px; min-width: 0; }
.timeline-details { display: flex; flex-wrap: wrap; align-items: baseline; gap: 5px 24px; font-size: .92rem; }
.timeline-details > [data-i18n-html="graduateText"] { flex-basis: 100%; }
.timeline-date { color: var(--accent); font-size: .87rem; }
.timeline-entry h2 { font-size: 1.08rem; margin: 0; }
.timeline-entry .entry-detail { font-size: .88rem; margin: 0; }
.feature-block { padding: 32px; border: 1px solid var(--line); border-radius: 10px; margin-bottom: 24px; background: white; }
.feature-block h2 { font-size: 1.4rem; margin: 10px 0 18px; }
.feature-block p { max-width: 740px; }
.application-entry { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 12px 24px; padding: 16px 0; border-top: 1px solid var(--line); }
.application-entry:first-child { border-top: 0; padding-top: 0; }
.application-entry:last-child { padding-bottom: 0; }
.application-title { font-size: 1.05rem; overflow-wrap: anywhere; }
.application-description { margin-top: 5px; color: var(--muted); font-size: .86rem; }
.application-entry > .resource-link { justify-self: start; }
/* Wide windows place actions beside the text; portrait windows keep a broad reading column. */
@media (min-width: 1200px), (min-width: 960px) and (min-aspect-ratio: 4/3) {
    .entry-content { grid-template-columns: minmax(0, 1fr) minmax(240px, 33%); }
    .entry-actions { align-content: start; padding-top: 2px; }
    .timeline-content { grid-template-columns: 150px minmax(0, 1fr); }
}
@media (min-width: 960px) and (max-height: 720px) and (min-aspect-ratio: 16/9) {
    .entry, .timeline-entry { padding-block: 12px; }
    .page-heading { padding-block: 28px 18px; }
    .filter-area { margin-bottom: 20px; }
}
@media (max-width: 1000px) {
    .header-inner { gap: 16px; flex-wrap: wrap; padding-block: 12px; min-height: 64px; }
    .menu-toggle { display: block; margin-left: auto; }
    .site-nav { display: none; width: 100%; order: 4; margin: 0; }
    .site-nav.is-open { display: block; }
    .site-nav ul { flex-wrap: wrap; gap: 6px 24px; }
    .site-nav a { padding: 9px 0; }
    .site-nav a[aria-current]::after { bottom: 5px; }
    .filter-controls { align-items: flex-start; }
}
@media (max-width: 600px) {
    .container { width: calc(100% - 40px); }
    .header-inner { gap: 10px; padding-block: 10px; }
    .site-brand { font-size: .83rem; gap: 7px; }
    .brand-mark { width: 27px; height: 27px; font-size: 10px; }
    .language-switch button { padding: 5px 6px; }
    .menu-toggle { font-size: .72rem; padding: 5px 7px; }
    .hero { padding: 48px 0 19px; }
    .hero h1 { margin-bottom: 23px; }
    .hero-details { font-size: .95rem; }
    .home-section { padding: 18px 0; }
    #recent-updates { padding-block: 18px 10px; }
    .updates-list { grid-template-columns: max-content minmax(0, 1fr); column-gap: 10px; }
    .update-card { row-gap: 3px; padding: 8px 10px; }
    .update-meta { overflow-x: auto; }
    .update-content { grid-column: 1 / -1; }
    .interests-grid, .photo-grid, .colleague-list { grid-template-columns: 1fr; gap: 26px; }
    .navigation-grid { grid-template-columns: 1fr; }
    .navigation-card, .navigation-card:nth-child(-n+2) { grid-column: auto; padding: 22px; }
    .page-heading { padding: 30px 0 20px; }
    .filter-controls { flex-direction: column; gap: 12px; }
    .filter-area { margin-bottom: 22px; }
    .entry { grid-template-columns: 1fr; gap: 0; padding: 16px 0; }
    .entry-title { font-size: 1.02rem; }
    .entry-date { display: none; }
    .entry-metadata { gap: 3px 12px; }
    .entry-actions { gap: 7px; }
    .entry-links { gap: 7px 12px; }
    .anchor-target { padding: 16px 12px; }
    .timeline-entry { grid-template-columns: 1fr; gap: 7px; padding: 17px 0; }
    .feature-block { padding: 24px; }
    .application-entry { grid-template-columns: minmax(0, 1fr); gap: 10px; }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; }
}