/* Personal academic site: warm white, green, and straightforward typography. */
:root {
  --paper: #f7f7f2; --ink: #202c29; --muted: #626d65; --green: #2f5848;
  --line: #d8ddd3; --wash: #ecf0e8; --accent: #b26642;
  --serif: Georgia, 'Times New Roman', serif;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.7; -webkit-font-smoothing: antialiased; }
::selection { background: #d4e3cd; color: var(--ink); }
a { color: inherit; text-decoration: none; text-underline-offset: 4px; }
a:hover { color: var(--green); }
a:focus-visible, summary:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
img { display: block; max-width: 100%; height: auto; }
figure, p, h1, h2, h3 { margin: 0; }
.shell { width: min(1100px, calc(100% - 80px)); margin-inline: auto; }
.skip-link { position: fixed; left: 20px; top: -100px; background: var(--ink); color: white; padding: 12px 20px; z-index: 100; }
.skip-link:focus { top: 12px; color: white; }
.site-header { position: sticky; top: 0; background: rgba(247,247,242,.97); z-index: 10; border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 68px; gap: 24px; }
.wordmark { font-size: 15px; font-weight: 600; color: var(--green); }
nav { display: flex; align-items: center; gap: 28px; font-size: 13px; }
nav a { position: relative; padding: 7px 0; color: var(--muted); }
nav a[aria-current] { color: var(--green); }
nav a[aria-current]::after { content: ''; position: absolute; left: 0; bottom: 0; right: 0; height: 1px; background: var(--green); }
.hero { display: grid; grid-template-columns: minmax(0,1fr) 220px; align-items: start; gap: 76px; padding-top: 51px; padding-bottom: 44px; }
h1 { font-family: var(--serif); font-weight: 600; font-size: 44px; line-height: 1.2; letter-spacing: -1px; }
.hero h1 { margin-bottom: 22px; }
.intro-prose { max-width: 740px; font-size: 16px; line-height: 1.85; }
.intro-prose p+p { margin-top: 14px; }
.intro-prose a { color: var(--green); text-decoration: underline; text-decoration-color: #b6c4b7; }
.profile-links { display: flex; align-items: center; flex-wrap: wrap; column-gap: 24px; row-gap: 6px; margin-top: 22px; font-size: 13px; color: var(--green); }
.profile-links a { padding: 4px 0; }
.profile-links a:hover { text-decoration: underline; }
.profile-links span { display: inline-block; margin-left: 3px; font-size: 12px; color: var(--muted); }
.hero-aside { padding-top: 6px; }
.portrait img { width: 220px; aspect-ratio: 1; object-fit: cover; border-radius: 2px; }
.focus-section { background: var(--green); color: #f3f4ea; padding: 29px 0 32px; }
.focus-heading { margin-bottom: 12px; }
.focus-heading h2 { font-family: var(--serif); font-size: 26px; font-weight: 600; line-height: 1.3; }
.focus-prose { max-width: 900px; font-size: 16px; line-height: 1.8; color: #e0e8e0; }
.section { padding-top: 43px; padding-bottom: 40px; }
.section-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 22px; margin-bottom: 23px; }
.section h2 { font-family: var(--serif); font-weight: 600; font-size: 28px; line-height: 1.3; letter-spacing: -.4px; }
.text-link { font-size: 13px; white-space: nowrap; color: var(--green); }
.text-link:hover { text-decoration: underline; }
.text-link span { margin-left: 5px; font-size: 12px; }
.section-intro { max-width: 720px; font-size: 15px; line-height: 1.8; color: var(--muted); margin-bottom: 25px; }
.paper { display: grid; grid-template-columns: 250px minmax(0,1fr); gap: 32px; padding: 25px 0 28px; border-top: 1px solid var(--line); align-items: start; }
.paper-visual { background: var(--wash); padding: 14px; }
.paper-shortname { display: block; font-size: 13px; font-weight: 600; margin-bottom: 13px; }
.paper-visual img { width: 100%; mix-blend-mode: multiply; }
.paper-venue { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--green); margin-bottom: 8px; }
.spotlight { border: 1px solid #bfcab9; padding: 0 6px; font-size: 11px; }
.paper .paper-title { font-family: var(--serif); font-size: 23px; line-height: 1.4; font-weight: 400; letter-spacing: 0; }
.paper .paper-title a:hover { text-decoration: underline; text-decoration-thickness: 1px; }
.paper-authors { font-size: 12px; line-height: 1.8; color: var(--muted); margin-top: 10px; }
.paper-authors strong { font-weight: 600; color: var(--ink); }
.paper-summary { font-size: 14px; color: var(--muted); margin-top: 11px; line-height: 1.8; }
.paper-links { display: flex; gap: 20px; font-size: 13px; margin-top: 10px; color: var(--green); }
.paper-links a:hover { text-decoration: underline; }
.paper-links span { font-size: 12px; padding-left: 3px; }
.paper-contribution { margin-top: 13px; font-size: 15px; line-height: 1.8; }
.research-details { margin-top: 13px; border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }
.research-details summary { display: flex; justify-content: space-between; gap: 20px; list-style: none; cursor: pointer; padding: 10px 0 2px; font-size: 14px; color: var(--green); }
.research-details summary::-webkit-details-marker { display: none; }
.research-details summary span { font-size: 16px; line-height: 1.3; }
.research-details[open] summary span { transform: rotate(45deg); }
.research-details>div { padding-top: 8px; }
.paper-result { margin-top: 10px; }
.experience-section { background: #eef0e9; }
.experience-section .section { padding-bottom: 25px; }
.experience-row { display: grid; grid-template-columns: 160px minmax(0,1fr); align-items: center; gap: 30px; min-height: 136px; padding: 24px 0; border-top: 1px solid #ced6c9; }
.experience-meta { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.experience-logo { width: 132px; height: 56px; max-width: 100%; object-fit: contain; object-position: center; }
.experience-date { font-size: 12px; line-height: 1.8; color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; }
.experience-date span { display: inline; margin-left: 4px; }
.experience-title { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; row-gap: 2px; }
.experience-title h3 { font-size: 16px; font-weight: 600; }
.experience-title>span { font-size: 12px; color: var(--muted); }
.experience-description { font-size: 14px; line-height: 1.8; color: var(--muted); margin-top: 6px; }
.award-note { font-size: 12px; color: var(--green); margin-top: 7px; }
.project-row { display: grid; grid-template-columns: 160px minmax(0,1fr); gap: 30px; padding: 24px 0; border-top: 1px solid var(--line); }
.project-date { font-size: 14px; color: var(--muted); font-variant-numeric: tabular-nums; }
.project-content h3 { font-size: 18px; line-height: 1.5; font-weight: 600; }
.project-affiliation { font-size: 14px; color: var(--muted); margin-top: 4px; }
.project-description { font-size: 15px; color: var(--muted); line-height: 1.8; margin-top: 10px; }
.project-note { font-size: 14px; color: var(--green); margin-top: 10px; }
.education-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.education-grid article { display: grid; grid-template-columns: 48px minmax(0,1fr); gap: 18px; border-top: 1px solid var(--line); padding-top: 18px; }
.education-logo { width: 48px; height: 56px; object-fit: contain; margin-top: 29px; }
.education-date { font-size: 12px; color: var(--muted); }
.education-grid h3 { font-size: 16px; line-height: 1.6; font-weight: 600; margin: 8px 0 4px; }
.degree { font-size: 14px; color: var(--muted); }
.education-note { font-size: 13px; line-height: 1.8; color: var(--muted); margin-top: 9px; }
.site-footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); padding-top: 20px; padding-bottom: 24px; color: var(--muted); font-size: 12px; }
.site-footer a:hover { text-decoration: underline; }
.site-footer>a:last-child span { margin-left: 6px; }
.publication-page { min-height: 75vh; }
.publication-page>.text-link { display: inline-block; margin-bottom: 29px; }
.publication-page h1 { font-size: 38px; }
.publication-page .section-intro { margin-top: 18px; }
.figure-zoom { display: block; cursor: zoom-in; }
.figure-zoom:hover { outline: 1px solid #a9bba8; outline-offset: 5px; }
.figure-dialog { border: 0; border-radius: 4px; padding: 50px 20px 20px; width: max-content; max-width: calc(100vw - 32px); max-height: calc(100dvh - 32px); background: var(--paper); color: var(--ink); box-shadow: 0 16px 60px #14241d33; }
.figure-dialog::backdrop { background: #14241db3; }
.figure-dialog .figure-full { display: block; width: auto; max-width: 100%; height: auto; max-height: calc(100dvh - 110px); object-fit: contain; }
.figure-close { position: absolute; top: 5px; right: 8px; width: 40px; height: 40px; border: 0; background: transparent; color: var(--ink); font: 30px/1 var(--sans); cursor: pointer; border-radius: 3px; }
.figure-close:hover { background: var(--wash); }
html.figure-open { overflow: hidden; }
@media(max-width:1000px) {
  .shell { width: calc(100% - 64px); }
  .hero { grid-template-columns: minmax(0,1fr) 190px; gap: 44px; }
  .portrait img { width: 190px; }
  .intro-prose { font-size: 15px; }
  .paper { grid-template-columns: 210px minmax(0,1fr); gap: 26px; }
  .experience-row { grid-template-columns: 150px minmax(0,1fr); gap: 25px; }
  .project-row { grid-template-columns: 150px minmax(0,1fr); gap: 25px; }
  .education-grid { gap: 30px; }
}
@media(max-width:700px) {
  .shell { width: calc(100% - 40px); }
  .header-inner { min-height: 62px; gap: 15px; }
  .wordmark { font-size: 14px; }
  nav { gap: 18px; font-size: 12px; }
  .hero { grid-template-columns: minmax(0,1fr) 150px; gap: 27px; padding-top: 33px; padding-bottom: 32px; }
  h1 { font-size: 37px; }
  .hero h1 { margin-bottom: 17px; }
  .portrait img { width: 150px; }
  .profile-links { column-gap: 19px; margin-top: 17px; }
  .section { padding-top: 33px; padding-bottom: 30px; }
  .section h2 { font-size: 26px; }
  .section-heading { margin-bottom: 20px; }
  .paper { grid-template-columns: 180px minmax(0,1fr); gap: 22px; }
  .paper .paper-title { font-size: 21px; }
  .paper-authors { font-size: 11px; }
  .experience-row { grid-template-columns: 140px minmax(0,1fr); gap: 22px; }
  .project-row { grid-template-columns: 100px minmax(0,1fr); gap: 22px; }
  .experience-title { gap: 7px; row-gap: 2px; }
  .site-footer { font-size: 11px; flex-wrap: wrap; row-gap: 10px; }
}
@media(max-width:520px) {
  .hero { grid-template-columns: minmax(0,1fr) 82px; gap: 20px; align-items: center; }
  .hero-copy { display: contents; }
  .hero h1 { grid-column: 1; grid-row: 1; font-size: 35px; margin: 0; }
  .hero-aside { grid-column: 2; grid-row: 1; padding: 0; }
  .portrait img { width: 82px; }
  .intro-prose { grid-column: 1/-1; font-size: 15px; line-height: 1.8; }
  .intro-prose p+p { margin-top: 12px; }
  .profile-links { grid-column: 1/-1; margin-top: -4px; column-gap: 23px; }
  .focus-section { padding: 24px 0 27px; }
  .focus-heading { margin-bottom: 12px; }
  .focus-heading h2 { font-size: 25px; }
  .focus-prose { font-size: 15px; }
  .section-heading { flex-wrap: wrap; gap: 9px; }
  .section h2 { font-size: 26px; }
  .paper { grid-template-columns: 1fr; gap: 18px; padding: 23px 0 25px; }
  .paper-visual { display: grid; grid-template-columns: 1fr 170px; gap: 15px; align-items: center; padding: 12px 15px; }
  .paper-shortname { margin-bottom: 0; }
  .paper .paper-title { font-size: 22px; }
  .paper-authors { font-size: 12px; }
  .experience-row { grid-template-columns: 1fr; gap: 12px; padding: 24px 0; }
  .experience-meta { flex-direction: row; align-items: center; gap: 18px; }
  .experience-logo { flex: 0 0 108px; width: 108px; height: 50px; }
  .experience-date { font-size: 12px; }
  .experience-title { flex-direction: column; gap: 2px; }
  .experience-title>span { font-size: 12px; }
  .experience-description { margin-top: 7px; }
  .project-row { grid-template-columns: 1fr; gap: 8px; }
  .education-grid { grid-template-columns: 1fr; gap: 24px; }
  .site-footer { column-gap: 24px; }
  .site-footer>a:last-child { margin-left: auto; }
  .publication-page h1 { font-size: 34px; }
}
@media(max-width:360px) {
  .hero { grid-template-columns: minmax(0,1fr) 68px; gap: 15px; }
  .hero h1 { font-size: 31px; }
  .portrait img { width: 68px; }
  nav { gap: 13px; }
  .paper-visual { grid-template-columns: 1fr 140px; }
  .experience-date { white-space: normal; }
  .experience-date span { display: block; margin-left: 0; }
}
@media(prefers-reduced-motion:reduce) {
  html { scroll-behavior: auto; }
  *,*::before,*::after { transition: none!important; animation: none!important; }
}
@media print {
  body { background: white; color: black; font-size: 11pt; }
  .shell { width: 100%; }
  .site-header,.skip-link,.site-footer,.figure-dialog { display: none; }
  .hero { padding: 0 0 25px; gap: 35px; }
  .hero h1 { font-size: 30pt; }
  .focus-section,.experience-section { background: white; color: black; }
  .focus-prose { color: black; }
  .section { padding: 25px 0; }
  .paper,.experience-row,.project-row,.education-grid article { break-inside: avoid; }
  .paper-visual { background: white; }
  .research-details { display: none; }
  a { color: inherit; }
}