:root {
  --navy: #2f3742;
  --blue: #4b5a6b;
  --accent: #6b7785;
  --ink: #1b1f24;
  --muted: #5b6573;
  --line: #e2e6eb;
  --bg: #ffffff;
  --soft: #f3f5f7;
  --serif: "Source Serif 4", Georgia, serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--sans); color: var(--ink); background: var(--bg); line-height: 1.6; font-size: 17px; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
h1, h2, h3 { font-family: var(--serif); color: var(--navy); line-height: 1.2; }
h1 { font-size: 2.4rem; margin: 0 0 .4em; }
h2 { font-size: 1.7rem; margin: 2.2em 0 .6em; }
h3 { font-size: 1.2rem; margin: 1.2em 0 .3em; }
.muted { color: var(--muted); }
.small { font-size: .9rem; }
.eyebrow { text-transform: uppercase; letter-spacing: .08em; font-size: .78rem; font-weight: 600; color: var(--muted); margin: 0 0 .6em; }
.lede { font-size: 1.2rem; color: var(--muted); max-width: 46em; }

/* header */
.site-header { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.96); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { font-family: var(--serif); font-weight: 700; font-size: 1.25rem; color: var(--navy); }
.site-nav a { margin-left: 22px; color: var(--ink); font-weight: 500; font-size: .95rem; }
.site-nav a.active, .site-nav a:hover { color: var(--blue); text-decoration: none; box-shadow: inset 0 -2px 0 var(--blue); }
.nav-toggle, .nav-burger { display: none; }

/* buttons */
.btn { display: inline-block; padding: .6em 1.15em; border-radius: 6px; background: var(--navy); color: #fff; font-weight: 600; font-size: .95rem; }
.btn:hover { background: var(--blue); text-decoration: none; }
.btn.ghost { background: transparent; color: var(--navy); box-shadow: inset 0 0 0 2px var(--navy); }
.btn.ghost:hover { background: var(--navy); color: #fff; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 1.4em 0 0; }

/* hero */
.hero { background: linear-gradient(135deg, #3b444f 0%, #66717e 100%); color: #fff; padding: 72px 0 64px; }
.hero-grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 48px; align-items: center; }
.hero h1 { color: #fff; font-size: 2.9rem; }
.hero p { font-size: 1.15rem; color: #e1e6ec; max-width: 38em; }
.hero .btn { background: #fff; color: var(--navy); }
.hero .btn.ghost { background: transparent; color: #fff; box-shadow: inset 0 0 0 2px #fff; }
.hero .btn.ghost:hover { background: #fff; color: var(--navy); }
.hero-photo img { border-radius: 14px; box-shadow: 0 20px 50px rgba(0,0,0,.35); aspect-ratio: 4/5; object-fit: cover; width: 100%; }

/* sections and cards */
.section { padding: 56px 0; }
.section.alt { background: var(--soft); }
.section h2:first-child { margin-top: 0; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 22px; }
.card h3 { margin-top: 0; }
.stat-row { display: flex; flex-wrap: wrap; gap: 32px; margin: 1.2em 0; }
.stat b { display: block; font-family: var(--serif); font-size: 2rem; color: var(--navy); }
.stat span { color: var(--muted); font-size: .9rem; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }

/* news */
.news-list { list-style: none; padding: 0; margin: 0; }
.news-list li { padding: 14px 0; border-bottom: 1px solid var(--line); }
.news-list time { display: block; font-size: .82rem; color: var(--muted); font-weight: 600; }
.news-list a { font-weight: 600; }

/* publications */
.pub-tools { display: flex; flex-wrap: wrap; gap: 12px; margin: 1em 0 1.5em; }
.pub-tools input, .pub-tools select { padding: .55em .8em; border: 1px solid var(--line); border-radius: 6px; font: inherit; }
.pub-tools input { flex: 1; min-width: 220px; }
.pubs { list-style: none; padding: 0; margin: 0; }
.pub { padding: 12px 0; border-bottom: 1px solid var(--line); }
.pub-title { font-weight: 600; }
.pub-meta { color: var(--muted); font-size: .93rem; }
.pub-authors { font-size: 1.05rem; }
.badge { display: inline-block; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; padding: 2px 8px; border-radius: 99px; background: #e8ecf0; color: var(--blue); margin-left: 6px; vertical-align: middle; }

/* people */
.people { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 22px; }
.person { background: #fff; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.person img, .person .ph { width: 100%; aspect-ratio: 1/1; object-fit: cover; display: block; background: var(--soft); }
.person .ph { display: flex; align-items: center; justify-content: center; font-family: var(--serif); font-size: 3rem; color: var(--blue); }
.person .body { padding: 16px 18px; }
.person h3 { margin: 0 0 .1em; }
.person .role { color: var(--muted); font-size: .88rem; margin: 0 0 .5em; }
.person p { font-size: .93rem; margin: .3em 0; }
.placements { columns: 2; column-gap: 40px; padding-left: 1.1em; }
.placements li { break-inside: avoid; margin-bottom: .5em; }

/* linkedin */
.li-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 20px; }
.li-embed { border: 1px solid var(--line); border-radius: 10px; overflow: hidden; background: #fff; }
.li-embed iframe { display: block; border: 0; }

/* page */
.page { padding: 48px 24px 72px; }
.page > p, .page li { max-width: 46em; }
.talks { list-style: none; padding: 0; }
.talks li { padding: 10px 0; border-bottom: 1px solid var(--line); }
.talks .t { font-weight: 600; }
.cta-box { background: var(--soft); border-left: 4px solid var(--blue); padding: 20px 24px; border-radius: 6px; margin: 1.6em 0; }

/* footer */
.site-footer { background: var(--navy); color: #d3d9e0; padding: 36px 0; font-size: .92rem; margin-top: 0; }
.site-footer a { color: #fff; }
.footer-grid { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 20px; }
.footer-links a { margin-left: 18px; }

@media (max-width: 860px) {
  .hero-grid, .split { grid-template-columns: 1fr; }
  .hero-photo { max-width: 320px; }
  .hero h1 { font-size: 2.2rem; }
  .placements { columns: 1; }
  .nav-burger { display: block; width: 28px; height: 20px; position: relative; cursor: pointer; }
  .nav-burger span, .nav-burger span::before, .nav-burger span::after { position: absolute; left: 0; width: 28px; height: 3px; background: var(--navy); content: ""; border-radius: 2px; }
  .nav-burger span { top: 8px; } .nav-burger span::before { top: -8px; } .nav-burger span::after { top: 8px; }
  .site-nav { display: none; position: absolute; top: 64px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--line); padding: 8px 24px 16px; }
  .site-nav a { display: block; margin: 10px 0; }
  .nav-toggle:checked ~ .site-nav { display: block; }
  .footer-links a { margin: 0 16px 0 0; }
}
.img-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.img-card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; background: #3b444f; border-bottom: 1px solid var(--line); }
.img-card .card-body { padding: 18px 20px; }
.credit { font-size: .75rem; color: #c9d0d8; margin: .5em 0 0; text-align: right; }
.credit a { color: inherit; text-decoration: underline; }
.banner { margin: 0 0 2em; }
.banner img { width: 100%; max-height: 220px; object-fit: cover; border-radius: 10px; border: 1px solid var(--line); background: #fff; }
figcaption { font-size: .85rem; color: var(--muted); margin-top: .4em; }
.gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); gap: 24px; margin: 0 0 2em; }
.gallery img { width: 100%; aspect-ratio: 4/3; object-fit: contain; background: #fff; border: 1px solid var(--line); border-radius: 10px; }
.gallery.photos { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.gallery.photos img { object-fit: cover; background: var(--soft); }
.funders { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 22px; }
.funder { border: 1px solid var(--line); border-radius: 10px; overflow: hidden; background: #fff; }
.funder .logo { height: 150px; display: flex; align-items: center; justify-content: center; background: var(--soft); }
.funder .logo img { max-height: 110px; max-width: 80%; }
.funder .photo img { width: 100%; height: 150px; object-fit: cover; display: block; }
.funder .body { padding: 16px 18px; }
.funder ul { padding-left: 1.1em; margin: .4em 0 0; font-size: .9rem; }

.socials { display: flex; justify-content: center; gap: 14px; margin-top: 12px; }
.socials a { color: rgba(255,255,255,.85); line-height: 0; }
.socials a:hover { color: #fff; }
.socials svg { width: 30px; height: 30px; fill: currentColor; }
.site-footer .credit { font-size: .85em; opacity: .8; }