/* Academic portfolio: restrained typography with a layered blue and teal palette. */
:root { --ink:#21334a; --muted:#64748b; --link:#236b86; --line:#dfe7ef; --surface:#eef4f8; --font:'Segoe UI',-apple-system,BlinkMacSystemFont,Arial,sans-serif; }
* { box-sizing:border-box; }
html { scroll-behavior:smooth; scroll-padding-top:88px; }
body { margin:0; background:#f4f6fa; color:var(--ink); font:400 1rem/1.7 var(--font); -webkit-font-smoothing:antialiased; }
::selection { background:#deedf7; }
a { color:var(--link); text-decoration:none; text-underline-offset:3px; }
a:hover { text-decoration:underline; }
a:focus-visible { outline:2px solid var(--link); outline-offset:5px; border-radius:2px; }
img { display:block; max-width:100%; }
h1,h2,h3,p { margin:0; }
h1,h2,h3 { color:var(--ink); }
ul,ol { list-style:none; padding:0; margin:0; }
.wrap { width:min(1520px,calc(100% - clamp(48px,8vw,128px))); margin-inline:auto; }
.skip-link { position:fixed; top:-100px; left:20px; padding:10px 16px; z-index:30; background:var(--ink); color:#fff; }
.skip-link:focus { top:12px; }

/* A decorative background layer; cards and controls remain above it. */
body { isolation:isolate; }
main.wrap,.site-footer { position:relative; z-index:1; }
.meteor-field { position:fixed; inset:0; z-index:0; overflow:hidden; pointer-events:none; user-select:none; }
.meteor { position:absolute; left:var(--x); top:var(--y); width:var(--length,140px); height:2px; border-radius:100%; opacity:0; background:linear-gradient(90deg,rgba(71,141,191,.75),rgba(111,177,209,.32) 35%,transparent); transform-origin:left center; animation:meteor-drift var(--period,12s) var(--delay,0s) linear infinite; }
.meteor::before { content:''; position:absolute; left:0; top:-1px; width:4px; height:4px; border-radius:50%; background:#79b5d2; box-shadow:0 0 8px rgba(92,163,201,.35); }
.meteor:nth-child(1) { --x:12%; --y:14%; --period:12s; --delay:0s; }
.meteor:nth-child(2) { --x:99%; --y:23%; --period:12s; --delay:-2s; --length:170px; }
.meteor:nth-child(3) { --x:57%; --y:5%; --period:12s; --delay:-4s; --length:120px; }
.meteor:nth-child(4) { --x:18%; --y:65%; --period:12s; --delay:-6s; --length:110px; }
.meteor:nth-child(5) { --x:101%; --y:72%; --period:12s; --delay:-8s; --length:150px; }
.meteor:nth-child(6) { --x:70%; --y:48%; --period:12s; --delay:-10s; --length:125px; }
@keyframes meteor-drift {
  0% { opacity:0; transform:translate3d(0,0,0) rotate(-35deg); }
  3% { opacity:.7; }
  20% { opacity:0; transform:translate3d(-380px,266px,0) rotate(-35deg); }
  100% { opacity:0; transform:translate3d(-380px,266px,0) rotate(-35deg); }
}
@media (max-width:600px) {
  .meteor { width:90px; }
  .meteor:nth-child(n+4) { display:none; }
}
@media (prefers-reduced-motion:reduce) {
  .meteor-field { display:none; }
  .meteor { animation:none; }
}
@media print { .meteor-field { display:none; } }

/* Quiet navigation. */
.site-header { position:sticky; top:0; z-index:10; background:rgba(244,246,250,.95); backdrop-filter:blur(16px); border-bottom:1px solid var(--line); }
.navigation { display:flex; align-items:center; min-height:72px; gap:32px; }
.wordmark { display:inline-flex; align-items:center; justify-content:center; width:36px; height:36px; border-radius:10px; background:#213b53; color:#fff; font-size:1rem; font-weight:600; letter-spacing:-.04em; flex-shrink:0; }
.wordmark span { color:#7bc8c7; }
.nav-links { display:flex; flex:1; align-items:center; justify-content:flex-end; gap:9px; }
.nav-links a { position:relative; color:var(--muted); font-size:.875rem; padding:6px 12px; border-radius:7px; }
.nav-links a:hover,.nav-links a[aria-current] { color:var(--link); background:#e4edf4; text-decoration:none; }
.nav-links a[aria-current]::after { content:none; }

/* Balanced photograph and biography. */
.hero { display:grid; grid-template-columns:minmax(0,1fr) 184px; align-items:center; gap:40px; padding:32px; margin:30px 0 21px; background:linear-gradient(115deg,#fff 55%,#edf4f8); border:1px solid #dce6ee; border-radius:16px; box-shadow:0 9px 28px rgba(31,56,79,.035); position:relative; }
.hero-copy { min-width:0; }
h1 { font-size:1.875rem; line-height:1.25; letter-spacing:-.025em; font-weight:600; margin-bottom:6px; }
.eyebrow { display:inline-flex; align-items:center; gap:8px; color:var(--link); font-size:.875rem; line-height:1.5; margin-bottom:17px; }
.intro-text p { margin-bottom:12px; }
.contact-links { display:flex; flex-wrap:wrap; align-items:center; gap:8px; margin-top:17px; font-size:.875rem; }
.contact-links a { display:inline-flex; align-items:center; min-height:34px; padding:5px 12px; border:1px solid #dce6ed; border-radius:7px; background:rgba(255,255,255,.8); font-weight:500; transition:background .18s,border-color .18s; }
.contact-links a+a::before { content:none; }
.portrait-panel { align-self:center; }
.portrait-frame { width:184px; height:230px; border-radius:10px; overflow:hidden; background:var(--surface); border:4px solid #fff; box-shadow:0 5px 18px rgba(31,56,79,.12); }
.portrait-frame img { width:100%; height:100%; object-fit:cover; object-position:46% 50%; }

/* Research and publication list. */
.research-strip { padding:0; border:0; }
.research-strip h2 { font-size:.875rem; line-height:1.4; font-weight:600; color:var(--muted); margin:0 0 12px 2px; }
.research-summary { line-height:1.7; color:#435261; }
.content-section { padding-top:35px; position:relative; }
.section-heading { display:flex; align-items:center; justify-content:space-between; gap:20px; margin-bottom:18px; }
.section-heading h2 { display:flex; align-items:center; gap:11px; font-size:1.375rem; line-height:1.4; font-weight:600; letter-spacing:-.018em; }
.text-link { font-size:.875rem; }
.legacy-anchor { position:absolute; top:0; scroll-margin-top:90px; }
.publication-list { display:grid; gap:14px; }
.publication { display:grid; grid-template-columns:190px minmax(0,1fr); gap:25px; align-items:center; padding:22px; border:1px solid var(--line); border-radius:12px; background:#fff; box-shadow:0 3px 12px rgba(31,56,79,.025); transition:border-color .18s,box-shadow .18s; }
.publication:first-child { padding-top:22px; border-color:#cbdce7; }
.paper-image { display:flex; align-items:center; justify-content:center; width:100%; height:142px; padding:8px; border:1px solid #e5edf2; border-radius:7px; overflow:hidden; background:#f8fafc; }
.paper-image img { width:100%; height:100%; object-fit:contain; }
.paper-content { min-width:0; }
.paper-content h3 { font-size:1rem; line-height:1.5; font-weight:600; margin-bottom:7px; }
.paper-content h3 a { color:var(--ink); }
.authors { font-size:.875rem; line-height:1.65; color:#52606e; margin-bottom:8px; }
.authors strong { color:var(--ink); font-weight:600; }
.authors sup { font-size:.7em; }
.paper-meta { display:flex; align-items:center; gap:10px; margin-bottom:8px; font-size:.8125rem; color:var(--muted); }
.venue { color:var(--link); background:#eaf3f6; padding:3px 9px; border-radius:5px; font-weight:600; letter-spacing:.015em; }
.paper-link { display:inline-block; font-size:.875rem; line-height:1.5; font-weight:500; border-bottom:1px solid #c7dde7; padding-bottom:2px; }
.paper-link span { margin-left:4px; }

/* Supporting sections share a date column and spacing rhythm. */
.news-list li { display:grid; grid-template-columns:100px minmax(0,1fr); gap:18px; padding:13px 0; border-bottom:1px solid #edf1f5; }
.news-list time,.award-list time { color:var(--muted); font-size:.875rem; font-variant-numeric:tabular-nums; }
.news-list p { font-size:.9375rem; }
.news-list strong { font-weight:600; }
.news-tag { display:none; }
.award-list li { display:grid; grid-template-columns:100px minmax(0,1fr); gap:18px; padding:16px 0; border-bottom:1px solid #edf1f5; }
.award-list h3 { font-size:.9375rem; line-height:1.6; font-weight:600; margin-bottom:2px; }
.award-list p { font-size:.875rem; color:var(--muted); }
.small-tag { display:inline-block; color:#866329; background:#fbf1da; padding:1px 7px; border-radius:4px; font-weight:500; font-size:.75rem; margin-left:5px; }
.background-grid { display:grid; grid-template-columns:1.15fr 1fr; gap:24px; padding-bottom:36px; }
.timeline article { margin-bottom:22px; }
.timeline article:last-child { margin-bottom:0; }
.date-range { font-size:.8125rem; color:var(--muted); margin-bottom:5px; }
.timeline h3 { font-size:.9375rem; line-height:1.5; font-weight:600; margin-bottom:5px; }
.timeline p:not(.date-range) { font-size:.875rem; color:#52606e; margin-bottom:4px; }
.timeline .school-detail { font-size:.8125rem; }
.site-footer { display:flex; justify-content:space-between; gap:20px; padding:20px 0 30px; border-top:1px solid var(--line); color:var(--muted); font-size:.8125rem; }


.eyebrow::before { content:''; width:6px; height:6px; border-radius:50%; background:#41989b; }
.contact-links a:first-child { background:#236b86; color:#fff; border-color:#236b86; }
.contact-links a:hover { background:#e5eff5; border-color:#bed3e0; text-decoration:none; }
.contact-links a:first-child:hover { background:#1b5267; }
.research-topics { display:grid; grid-template-columns:1fr 1fr 1.2fr; gap:12px; }
.research-topic { display:flex; align-items:center; gap:12px; padding:17px 16px; background:#edf2f7; border:1px solid #dfe7ee; border-radius:10px; font-size:.875rem; line-height:1.5; color:#385068; font-weight:500; }
.research-topic svg { width:27px; height:27px; flex-shrink:0; color:#498da2; }
.research-topic:nth-child(2) { background:#edf4f3; border-color:#dce9e5; }
.research-topic:nth-child(2) svg { color:#5a927f; }
.research-topic:nth-child(3) { background:#f1f0f7; border-color:#e5e1ef; }
.research-topic:nth-child(3) svg { color:#8377a5; }
.section-heading h2::before { content:''; width:4px; height:20px; border-radius:3px; background:linear-gradient(#4b8da3,#88b9b8); flex-shrink:0; }
.publication:hover { border-color:#bed2e0; box-shadow:0 7px 24px rgba(31,56,79,.065); }
.paper-content h3 a:hover { color:var(--link); }
.news-list,.award-list { padding:7px 24px; background:#fff; border:1px solid var(--line); border-radius:12px; }
.news-list li:last-child,.award-list li:last-child { border-bottom:0; }
.news-list time,.award-list time { color:#60809a; }
.timeline { height:calc(100% - 49px); padding:23px 24px; border:1px solid var(--line); border-radius:12px; background:#fff; }
.timeline article { padding-left:17px; position:relative; border-left:1px solid #d9e5ec; }
.timeline article::before { content:''; width:7px; height:7px; position:absolute; top:7px; left:-4px; border-radius:50%; background:#6f9ba9; }

/* Original institution and conference marks retain their own proportions. */
.conference-mark { width:44px; height:32px; object-fit:contain; flex-shrink:0; }
.timeline .organization-entry { display:grid; grid-template-columns:48px minmax(0,1fr); gap:14px; padding-left:0; border-left:0; margin-bottom:24px; }
.timeline .organization-entry::before { content:none; }
.timeline .organization-entry:last-child { margin-bottom:0; }
.org-mark { display:flex; align-items:center; justify-content:center; width:48px; height:48px; margin-top:3px; }
.org-mark img { width:100%; height:100%; object-fit:contain; }
.org-mark--wide { height:48px; }
.org-mark--wide img { width:48px; height:auto; }
.organization-copy { min-width:0; }

/* Use wide screens for research and supporting information side by side. */
.desktop-content,.supporting-sections { min-width:0; }
@media screen and (min-width:1200px) {
  .desktop-content { display:grid; grid-template-columns:minmax(0,1fr) clamp(300px,24vw,360px); gap:28px; align-items:start; }
  .hero { padding:32px 40px; gap:48px; }
  .intro-text { max-width:90ch; }
  .publication { grid-template-columns:clamp(190px,14vw,220px) minmax(0,1fr); }
  .paper-image { height:154px; }
  .supporting-sections .section-heading h2 { font-size:1.25rem; }
  .supporting-sections .news-list,.supporting-sections .award-list { padding:6px 20px; }
  .supporting-sections .news-list li,.supporting-sections .award-list li { grid-template-columns:1fr; gap:5px; padding:15px 0; }
  .supporting-sections .news-list p { font-size:.875rem; }
  .supporting-sections .content-section+.content-section { padding-top:26px; }
  .background-grid { grid-template-columns:1fr 1fr; gap:28px; }
  .timeline { padding:26px 28px; }
}

@media (max-width:800px) {
  .hero { grid-template-columns:minmax(0,1fr) 166px; gap:30px; }
  .portrait-frame { width:166px; height:220px; }
  .nav-links { gap:2px; }
  .nav-links a { padding-inline:9px; }
  .hero { padding:26px; }
  .research-topics { gap:9px; }
  .research-topic { padding:13px 12px; gap:8px; }
  .publication { grid-template-columns:166px minmax(0,1fr); gap:23px; }
  .background-grid { gap:30px; }
}
@media (max-width:600px) {
  html { scroll-padding-top:104px; }
  .wrap { width:calc(100% - 28px); }
  .navigation { min-height:60px; gap:15px; }
  .nav-links { gap:2px 5px; justify-content:flex-start; flex-wrap:wrap; padding:8px 0; }
  .nav-links a { padding:4px 7px; font-size:.8125rem; }
  .nav-links a[aria-current]::after { bottom:0; }
  .hero { grid-template-columns:minmax(0,1fr) 88px; gap:9px 14px; padding:20px; margin:20px 0; }
  .hero-copy { display:contents; }
  h1 { grid-column:1; grid-row:1; align-self:end; font-size:1.625rem; margin-bottom:0; }
  .eyebrow { grid-column:1; grid-row:2; align-self:start; margin-bottom:0; }
  .portrait-panel { grid-column:2; grid-row:1 / 3; }
  .portrait-frame { width:88px; height:100px; border-radius:4px; }
  .intro-text { grid-column:1 / -1; margin-top:12px; }
  .intro-text p { margin-bottom:10px; }
  .contact-links { grid-column:1 / -1; margin-top:0; }
  .contact-links a { padding:5px 9px; }
  .research-topics { grid-template-columns:1fr; gap:8px; }
  .research-topic { padding:12px 14px; }
  .research-topic br { display:none; }
  .research-topic svg { width:23px; height:23px; }
  .research-strip { padding:0; }
  .research-strip h2 { font-size:.875rem; }
  .content-section { padding-top:28px; }
  .section-heading { gap:12px; margin-bottom:17px; }
  .section-heading h2 { font-size:1.25rem; }
  .section-heading .text-link { font-size:.8125rem; }
  .publication { grid-template-columns:112px minmax(0,1fr); gap:17px; padding:18px; align-items:start; }
  .paper-image { height:94px; margin-top:3px; }
  .paper-content h3 { font-size:.9375rem; }
  .paper-meta { font-size:.75rem; margin-bottom:5px; }
  .authors { font-size:.875rem; margin-bottom:6px; }
  .news-list li,.award-list li { grid-template-columns:78px minmax(0,1fr); gap:10px; }
  .background-grid { grid-template-columns:1fr; gap:0; padding-bottom:28px; }
  .news-list,.award-list { padding:6px 16px; }
  .timeline { height:auto; padding:20px; }
  .site-footer { flex-wrap:wrap; gap:6px 14px; }
  .site-footer a { flex-basis:100%; }
}
@media (max-width:400px) {
  .publication { grid-template-columns:1fr; gap:13px; }
  .paper-image { width:160px; height:108px; }
}
@media (prefers-reduced-motion:reduce) {
  html { scroll-behavior:auto; }
  * { transition:none!important; }
}
@media print {
  .site-header,.skip-link,.site-footer a { display:none; }
  .wrap { width:100%; }
  body { font-size:11pt; }
  .hero { padding-top:0; }
  .publication { break-inside:avoid; }
  .content-section { padding-top:22px; }
}