:root {
  --black: #090a0c;
  --ink: #181818;
  --muted: #626262;
  --paper: #f7f5f0;
  --white: #ffffff;
  --gold: #c49a32;
  --gold-light: #e0bd62;
  --line: #ddd9cf;
  --serif: "Libre Baskerville", Georgia, serif;
  --sans: "Inter", system-ui, sans-serif;
  --shadow: 0 16px 40px rgba(0,0,0,.10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: var(--sans);
  font-size: .9375rem;
  line-height: 1.6;
}
img { max-width: 100%; }
a { color: inherit; }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: var(--serif); line-height: 1.18; font-weight: 400; }
h1 { font-size: clamp(2.35rem, 5.5vw, 4.5rem); }
h2 { font-size: clamp(1.7rem, 3.3vw, 2.65rem); }
h3 { line-height: 1.35; }
.container { width: min(1080px, calc(100% - 40px)); margin: 0 auto; }
.narrow { width: min(740px, calc(100% - 40px)); }
.section { padding: 72px 0; }
.sr-only {
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0); border:0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9,10,12,.96);
  color: white;
  backdrop-filter: blur(14px);
}
.header-inner {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.brand-mark { color: var(--gold-light); font-size: 2.2rem; line-height: 1; }
.brand-copy { display: grid; line-height: 1; }
.brand-school { font-family: var(--serif); font-size: .88rem; letter-spacing: .08em; }
.brand-lab { color: var(--gold-light); font-family: var(--serif); font-size: 1.3rem; margin-top: 4px; }
.site-nav { display: flex; align-items: center; gap: 35px; }
.site-nav a {
  color: #fff;
  text-decoration: none;
  text-transform: uppercase;
  font-size: .78rem;
  letter-spacing: .08em;
  padding: 25px 0 20px;
  border-bottom: 2px solid transparent;
}
.site-nav a:hover, .site-nav a.active { color: var(--gold-light); border-bottom-color: var(--gold); }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; }
.nav-toggle span:not(.sr-only) { display:block; width:24px; height:2px; background:#fff; margin:5px; }

.hero {
  position: relative;
  min-height: 560px;
  color: white;
  background:
    linear-gradient(rgba(8,11,14,.55), rgba(8,11,14,.75)),
    url("../images/campus.jpg") center/cover no-repeat,
    #20262a;
  overflow: hidden;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 75% 45%, rgba(39,129,180,.18), transparent 38%);
}
.hero-content {
  position: relative;
  width: min(1180px, calc(100% - 40px));
  min-height: 560px;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  align-items: center;
}
.hero-copy { max-width: 650px; padding: 64px 0; }
.hero-copy h1 { margin-bottom: 18px; }
.hero-copy h2 {
  max-width: 620px;
  font-family: var(--sans);
  font-size: clamp(1.15rem, 2.4vw, 1.65rem);
  font-weight: 500;
}
.hero-copy > p:last-of-type { max-width: 600px; font-size: 1rem; color: #e2e6e8; }
.eyebrow {
  color: #9b7217;
  font-size: .77rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .16em;
}
.eyebrow.light { color: var(--gold-light); }
.button {
  display: inline-flex;
  gap: 34px;
  align-items: center;
  margin-top: 20px;
  padding: 12px 20px;
  background: var(--gold-light);
  color: #111;
  text-decoration: none;
  text-transform: uppercase;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .09em;
  border-radius: 2px;
}
.button:hover { transform: translateY(-2px); }
.language-cloud {
  position: relative;
  height: 450px;
  opacity: .6;
  transform: translateY(-75px);
}
.language-cloud::before,
.language-cloud::after {
  content: "";
  position: absolute;
  inset: 60px 20px;
  border: 1px solid rgba(100,194,245,.18);
  border-radius: 48% 52% 44% 56%;
  box-shadow:
    60px 30px 0 -58px #72c8ef,
    150px 120px 0 -58px #72c8ef,
    260px 70px 0 -58px #72c8ef,
    330px 180px 0 -58px #72c8ef,
    90px 300px 0 -58px #72c8ef,
    250px 350px 0 -58px #72c8ef;
}
.language-cloud::after { transform: rotate(27deg) scale(.85); }
.language-cloud span {
  position: absolute;
  left: var(--x);
  top: var(--y);
  font-family: var(--serif);
  font-size: calc(1rem * var(--s));
  color: #a8d8ee;
  text-shadow: 0 0 16px rgba(84,187,237,.55);
}

.split { display: grid; grid-template-columns: .9fr 1.2fr; gap: 68px; align-items: center; }
.section-copy p { max-width: 550px; }
.gold-rule { width: 58px; height: 2px; background: var(--gold); margin: 24px 0; }
.image-card {
  min-height: 320px;
  border-radius: 6px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.campus-placeholder {
  display: grid;
  place-items: center;
  text-align: center;
  color: white;
  background:
    linear-gradient(rgba(20,25,26,.32), rgba(20,25,26,.52)),
    url("../images/campus_old_library.jpg") center/cover no-repeat,
    linear-gradient(135deg, #7c705d, #283236);
}
.campus-placeholder span { display:block; font-family:var(--serif); font-size:1.7rem; }
.campus-placeholder small { display:block; margin-top:12px; }
.text-link {
  display: inline-flex;
  gap: 14px;
  color: #9b7217;
  text-decoration: none;
  text-transform: uppercase;
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .12em;
}
.text-link:hover { gap: 20px; }

.research-section { background: var(--paper); }
.section-heading { margin-bottom: 38px; }
.center { text-align: center; }
.research-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.research-card {
  text-align: center;
  padding: 0 22px;
  border-right: 1px solid var(--line);
}
.research-card:last-child { border-right: 0; }
.research-icon { font-size: 2rem; color: #8c6818; margin-bottom: 12px; }
.research-heading {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 14px;
}
.research-heading .research-icon,
.research-heading h2 {
  margin: 0;
}
.research-card h3 { font-size: 1.05rem; }
.research-card p { color: var(--muted); font-size: .9rem; min-height: 92px; }

.updates-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 54px; }
.featured-publication { padding-left: 44px; border-left: 1px solid var(--line); }
.news-list { margin: 26px 0; }
.news-item { display: grid; grid-template-columns: 86px 1fr; gap: 20px; margin-bottom: 22px; }
.news-thumb {
  min-height: 58px;
  display: grid;
  place-items: center;
  color: white;
  background: linear-gradient(135deg, #1b252c, #4a5960);
  border-radius: 4px;
  font-family: var(--serif);
}
.news-item h3 { font-size: .98rem; margin-bottom: 4px; }
.news-item h3 a { text-decoration: none; }
.news-item time, .venue { color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; }
.publication-card {
  margin: 26px 0;
  padding: 28px;
  border: 1px solid var(--line);
  box-shadow: 0 8px 20px rgba(0,0,0,.05);
}
.publication-card h3 { font-family: var(--serif); font-size: 1.35rem; }

.page-hero {
  --page-hero-image: url("../images/hero-2.png");
  position: relative;
  overflow: hidden;
  color: white;
  background:
    radial-gradient(circle at 75% 45%, rgba(39,129,180,.18), transparent 38%),
    linear-gradient(rgba(8,11,14,.58), rgba(8,11,14,.78)),
    var(--page-hero-image) center/cover no-repeat,
    #20262a;
  padding: 76px 0 68px;
}
.page-hero-research { --page-hero-image: url("../images/hero-1.png"); }
.page-hero-people { --page-hero-image: url("../images/hero-22.png"); }
.page-hero-publications { --page-hero-image: url("../images/hero-cloisters.png"); }
.page-hero-news { --page-hero-image: url("../images/hero-2.png"); }
.page-hero-join { --page-hero-image: url("../images/hero-23.png"); }
.page-hero.compact { padding: 56px 0; }
.page-hero .container { position: relative; }
.page-hero h1 {
  font-size: clamp(2.1rem, 4.2vw, 3.65rem);
  text-shadow: 0 2px 18px rgba(0,0,0,.3);
}
.page-hero p:last-child { color: #d6dadc; font-size: 1rem; }
.prose h2 { margin-top: 48px; }
.content-section { padding: 25px 0 55px; border-bottom: 1px solid var(--line); }
.people-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.person-card { display: grid; grid-template-columns: 94px 1fr; gap: 20px; padding: 23px; background: var(--paper); }
.person-photo {
  width: 94px; height: 94px; border-radius: 50%;
  display: grid; place-items: center;
  background: #1b2226; color: var(--gold-light);
  font-family: var(--serif); font-size: 1.7rem;
}
.person-card h2 { font-size: 1.5rem; }
.publication-row {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 25px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.publication-year { font-family: var(--serif); font-size: 1.4rem; color: #9b7217; }
.publication-row h2 { font-family: var(--serif); font-size: 1.35rem; }
.publication-row h2 a { text-decoration: none; }
.publication-authors { margin-bottom: 10px; }
.publication-members {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: -2px 0 12px;
}
.publication-member {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 9px;
  border: 1px solid #d8bd7a;
  border-radius: 999px;
  background: #faf5e8;
  color: #765613;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .055em;
  line-height: 1.2;
  text-transform: uppercase;
}
.post-listing { padding: 25px 0; border-bottom: 1px solid var(--line); }
.post-listing time { color: var(--muted); font-size: .82rem; text-transform: uppercase; letter-spacing: .08em; }
.post-listing h2 { font-size: 1.6rem; margin: 8px 0 12px; }
.post-listing h2 a { text-decoration: none; }
.news-source {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #9b7217;
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-decoration: none;
  text-transform: uppercase;
}
.news-source:hover { color: #765613; }

.site-footer {
  padding: 48px 0 20px;
  border-top: 3px solid var(--gold);
  background: var(--black);
  color: #e8e8e8;
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(280px, 1.35fr) 1fr 1fr;
  gap: clamp(40px, 7vw, 88px);
  align-items: start;
}
.footer-grid h3 {
  margin-bottom: 16px;
  color: var(--gold-light);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .14em;
}
.footer-grid a {
  display: block;
  width: fit-content;
  color: #e8e8e8;
  text-decoration: none;
  margin: 6px 0;
}
.footer-links a { color: #c8cbcc; }
.footer-link-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(90px, 1fr));
  column-gap: 24px;
}
.footer-links a:hover,
.footer-contact a:hover { color: var(--gold-light); }
.footer-grid p { color: #aeb2b4; font-size: .86rem; }
.footer-brand {
  display: inline-flex !important;
  margin: 0 0 18px;
}
.footer-about p { max-width: 280px; margin-bottom: 0; }
.footer-contact {
  padding-left: 30px;
  border-left: 1px solid #303337;
}
.footer-contact > a {
  margin-bottom: 14px;
  color: var(--gold-light);
}
.footer-contact p { margin-bottom: 0; }
.footer-bottom { margin-top: 38px; border-top: 1px solid #27292c; padding-top: 16px; }
.footer-bottom p { color: #8d9193; font-size: .78rem; }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .site-nav {
    position: absolute;
    left: 0; right: 0; top: 70px;
    display: none;
    flex-direction: column;
    gap: 0;
    align-items: stretch;
    background: var(--black);
    padding: 10px 20px 22px;
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 14px 0; }
  .hero-content { grid-template-columns: 1fr; }
  .language-cloud { display: none; }
  .split, .updates-grid, .people-grid { grid-template-columns: 1fr; }
  .research-grid { grid-template-columns: 1fr 1fr; gap: 40px 0; }
  .research-card:nth-child(2) { border-right: 0; }
  .featured-publication { padding-left: 0; border-left: 0; }
  .footer-grid {
    grid-template-columns: minmax(240px, 1.25fr) 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 600px) {
  .section { padding: 52px 0; }
  .hero, .hero-content { min-height: 500px; }
  .research-grid, .footer-grid { grid-template-columns: 1fr; }
  .footer-grid { gap: 30px; }
  .footer-contact { padding-left: 0; border-left: 0; }
  .research-card { border-right: 0; border-bottom: 1px solid var(--line); padding-bottom: 30px; }
  .split { gap: 45px; }
  .person-card { grid-template-columns: 1fr; }
  .publication-row { grid-template-columns: 1fr; }
}

.current-students-section {
    background: var(--paper);
}

.section-intro {
    max-width: 650px;
    color: var(--muted);
}

.alumni-list {
    display: grid;
    gap: 56px;
}

.alumni-year-group {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 35px;
}

.alumni-year {
    margin: 0;
    color: #9b7217;
    font-family: var(--serif);
    font-size: 1.8rem;
}

.alumni-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px,1fr));
    gap: 24px;
}

.alumni-card {
    border: 1px solid var(--line);
    padding: 28px;
    background: var(--paper);
}

.alumni-card h4 {
    margin-bottom: 8px;
    font-family: var(--serif);
    font-size: 1.35rem;
}

.alumni-card h4 a {
    text-decoration: none;
}

.alumni-card h4 a:hover {
    color: var(--gold);
}

.alumni-detail {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid var(--line);
}

.alumni-detail span {
    display: block;
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: .1em;
    font-size: .72rem;
    color: var(--gold);
    font-weight: 700;
}

@media (max-width:900px) {

    .alumni-year-group {
        grid-template-columns: 1fr;
    }

}