:root {
  --ink: #15202b;
  --muted: #5f6872;
  --navy: #0f2742;
  --navy-2: #173a5f;
  --gold: #c4a45c;
  --gold-light: #e7d6ac;
  --paper: #f6f3ed;
  --white: #fff;
  --line: rgba(21, 32, 43, .14);
  --shadow: 0 24px 60px rgba(15, 39, 66, .12);
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Manrope", system-ui, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max);
  margin: 0 auto;
  padding: 22px 28px;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(14px);
}
.brand { display: flex; align-items: center; gap: 12px; font-weight: 700; }
.brand-mark {
  display: grid; place-items: center;
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--gold-light);
  font-family: "Libre Baskerville", serif;
  font-size: 14px;
}
.brand-name { font-size: .95rem; letter-spacing: -.01em; }
.nav { display: flex; gap: 30px; font-size: .92rem; font-weight: 600; }
.nav a { position: relative; }
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -7px;
  width: 100%; height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s ease;
}
.nav a:hover::after { transform: scaleX(1); }
.menu-toggle { display: none; border: 0; background: none; padding: 8px; }

.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 104px 28px;
}
.eyebrow {
  margin: 0 0 16px;
  color: var(--gold);
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.eyebrow.light { color: var(--gold-light); }
h1, h2, h3 {
  font-family: "Libre Baskerville", Georgia, serif;
  line-height: 1.14;
  letter-spacing: -.025em;
  margin-top: 0;
}
h1 { font-size: clamp(3.15rem, 7vw, 6.7rem); font-weight: 400; margin-bottom: 28px; }
h2 { font-size: clamp(2.2rem, 4vw, 4rem); font-weight: 400; margin-bottom: 18px; }
h3 { font-size: 1.45rem; }
p { margin-top: 0; }
.section-heading { max-width: 760px; margin-bottom: 56px; }
.section-heading > p:last-child { color: var(--muted); max-width: 680px; }

.hero {
  min-height: calc(100vh - 86px);
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  align-items: center;
  gap: 72px;
  padding-top: 54px;
}
.hero-lead { max-width: 720px; color: var(--muted); font-size: 1.13rem; }
.hero-actions, .contact-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: .9rem;
  font-weight: 700;
  transition: all .22s ease;
}
.button.primary { background: var(--navy); color: var(--white); }
.button.primary:hover { transform: translateY(-2px); background: var(--navy-2); }
.button.secondary { border-color: var(--line); background: rgba(255,255,255,.36); }
.button.secondary:hover { background: var(--white); }
.hero-links { display: flex; gap: 22px; margin-top: 24px; color: var(--muted); font-size: .9rem; }
.hero-links a:hover { color: var(--navy); }
.image-frame { overflow: hidden; border-radius: 260px 260px 24px 24px; box-shadow: var(--shadow); }
.hero-image { aspect-ratio: 4 / 5.2; }
.hero-image img { height: 100%; object-fit: cover; object-position: center 30%; }
.hero-note { margin-top: 16px; color: var(--muted); font-size: .82rem; text-align: right; }

.proof-strip {
  max-width: var(--max);
  margin: 0 auto;
  padding: 24px 28px 30px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.proof-strip div { display: grid; gap: 2px; }
.proof-strip strong { font-family: "Libre Baskerville", serif; color: var(--navy); font-size: 1.05rem; }
.proof-strip span { color: var(--muted); font-size: .78rem; }

.featured-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.project-card {
  background: rgba(255,255,255,.66);
  border: 1px solid var(--line);
  border-radius: 26px;
  overflow: hidden;
  box-shadow: 0 12px 34px rgba(15,39,66,.05);
}
.project-card img { aspect-ratio: 16 / 10; object-fit: cover; }
.project-large {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.4fr .6fr;
  padding: 44px;
  gap: 36px;
  background: var(--navy);
  color: var(--white);
}
.project-large p { color: rgba(255,255,255,.78); }
.project-kicker {
  color: var(--gold) !important;
  font-size: .74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
}
.project-card h3 { font-size: clamp(1.45rem, 2vw, 2.2rem); margin-bottom: 14px; }
.card-body { padding: 28px; }
.card-body p { color: var(--muted); }
.meta-list {
  list-style: none; padding: 0; margin: 24px 0;
  display: flex; gap: 10px; flex-wrap: wrap;
}
.meta-list li, .tag-row span {
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 999px;
  padding: 7px 11px;
  font-size: .74rem;
}
.text-link { font-weight: 700; font-size: .9rem; display: inline-flex; gap: 7px; align-items: center; }
.text-link:hover span { transform: translate(2px,-2px); }
.text-link span { transition: transform .2s ease; }
.project-aside { display: flex; align-items: flex-end; }
.quote-block { border-top: 1px solid rgba(255,255,255,.28); padding-top: 24px; }
.quote-block p { font-family: "Libre Baskerville", serif; font-size: 1.2rem; color: var(--white); }
.quote-mark { font-size: 2.8rem; color: var(--gold); line-height: 1; }
.image-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); }
.image-duo img { aspect-ratio: 1 / 1; height: 100%; object-fit: cover; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.tag-row span { border-color: var(--line); color: var(--muted); }

.publications {
  margin-top: 72px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 60px;
}
.publication-list { display: grid; }
.publication-list a, .publication-static {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 22px;
  align-items: baseline;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.publication-list a:hover span { color: var(--navy-2); }
.publication-list small { color: var(--muted); font-size: .75rem; text-align: right; }

.experience-section { padding-top: 90px; }
.experience-layout {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 70px;
}
.timeline { position: relative; }
.timeline-item {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 28px;
  padding: 0 0 36px;
  margin-bottom: 34px;
  border-bottom: 1px solid var(--line);
}
.timeline-date { color: var(--gold); font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; padding-top: 6px; }
.timeline-item h3 { margin-bottom: 7px; }
.timeline-item .role { color: var(--navy-2); font-weight: 700; font-size: .9rem; }
.timeline-item p:last-child { color: var(--muted); }
.experience-photo { position: sticky; top: 110px; align-self: start; }
.experience-photo img { aspect-ratio: 4 / 5; object-fit: cover; border-radius: 24px; box-shadow: var(--shadow); }
.experience-photo p { color: var(--muted); font-size: .78rem; margin-top: 12px; }

.gallery {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 18px;
}
.gallery figure { margin: 0; overflow: hidden; border-radius: 22px; background: rgba(255,255,255,.62); border: 1px solid var(--line); }
.gallery-wide { grid-row: span 2; }
.gallery img { width: 100%; height: 100%; max-height: 420px; object-fit: cover; }
.gallery-wide img { min-height: 620px; }
.gallery figcaption { padding: 16px 18px; font-size: .78rem; color: var(--muted); }

.about-section {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 80px;
  align-items: center;
}
.about-photo img {
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 220px 220px 20px 20px;
  box-shadow: var(--shadow);
}
.about-copy > p { color: var(--muted); font-size: 1.03rem; }
.about-columns {
  display: grid; grid-template-columns: 1fr 1fr; gap: 28px;
  border-top: 1px solid var(--line);
  padding-top: 28px;
  margin-top: 34px;
}
.about-columns h3 { font-size: 1.05rem; margin-bottom: 10px; }
.about-columns p { font-size: .88rem; }

.credential-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.credential {
  min-height: 260px;
  padding: 26px;
  background: rgba(255,255,255,.56);
  border: 1px solid var(--line);
  border-radius: 20px;
  display: flex;
  flex-direction: column;
}
.credential-year { color: var(--gold); font-weight: 700; font-size: .75rem; }
.credential h3 { margin-top: auto; margin-bottom: 12px; font-size: 1.2rem; }
.credential p { color: var(--muted); font-size: .82rem; margin-bottom: 0; }

.contact-section {
  margin-top: 60px;
  background: var(--navy);
  color: var(--white);
}
.contact-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 100px 28px;
}
.contact-inner h2 { max-width: 850px; }
.contact-inner > p { max-width: 620px; color: rgba(255,255,255,.72); }
.light-button { background: var(--white); color: var(--navy); }
.outline-light { border-color: rgba(255,255,255,.36); color: var(--white); }
.outline-light:hover { background: rgba(255,255,255,.08); }

footer {
  background: var(--navy);
  color: rgba(255,255,255,.55);
  border-top: 1px solid rgba(255,255,255,.12);
  padding: 26px 28px 34px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-size: .74rem;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.in-view { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: .12s; }

@media (max-width: 980px) {
  .hero, .experience-layout, .about-section { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-top: 70px; }
  .hero-visual { max-width: 620px; }
  .proof-strip { grid-template-columns: 1fr 1fr; }
  .project-large { grid-template-columns: 1fr; }
  .publications { grid-template-columns: 1fr; gap: 20px; }
  .experience-photo { position: static; max-width: 620px; }
  .credential-grid { grid-template-columns: 1fr 1fr; }
  .about-photo { max-width: 540px; }
}

@media (max-width: 720px) {
  .site-header { padding: 16px 18px; }
  .brand-name { display: none; }
  .menu-toggle { display: grid; gap: 5px; }
  .menu-toggle span { width: 24px; height: 1px; background: var(--ink); }
  .nav {
    display: none;
    position: absolute;
    top: 70px;
    right: 18px;
    padding: 18px;
    min-width: 180px;
    flex-direction: column;
    gap: 16px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 14px;
    box-shadow: var(--shadow);
  }
  .nav.open { display: flex; }
  .section { padding: 78px 18px; }
  h1 { font-size: clamp(2.7rem, 15vw, 4.5rem); }
  h2 { font-size: clamp(2rem, 9vw, 3rem); }
  .proof-strip { padding-left: 18px; padding-right: 18px; grid-template-columns: 1fr; }
  .featured-grid { grid-template-columns: 1fr; }
  .project-large { padding: 28px; }
  .timeline-item { grid-template-columns: 1fr; gap: 8px; }
  .gallery { grid-template-columns: 1fr; }
  .gallery-wide { grid-row: auto; }
  .gallery-wide img { min-height: 0; }
  .about-columns { grid-template-columns: 1fr; }
  .credential-grid { grid-template-columns: 1fr; }
  .credential { min-height: 210px; }
  .publication-list a, .publication-static { grid-template-columns: 1fr; gap: 5px; }
  .publication-list small { text-align: left; }
  footer { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}
/* Featured media / television interview */

.media-feature {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.75fr);
  gap: 2.5rem;
  align-items: center;
  margin: 3rem 0 4rem;
}

.video-wrapper {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  overflow: hidden;
  border-radius: 22px;
  background: #111;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.12);
}

.video-wrapper iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.media-feature-copy h3 {
  margin-top: 0.45rem;
  margin-bottom: 1rem;
}

.media-feature-copy p {
  line-height: 1.7;
}

@media (max-width: 850px) {
  .media-feature {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
}
/* Keep the research authors graphic fully visible */
.research-authors-image {
  object-fit: contain !important;
  object-position: center !important;
  background: #ffffff;
}
/* Clickable certificate cards */
.credential-link {
  display: block;
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}

.credential-action {
  display: inline-block;
  margin-top: 0.8rem;
  font-size: 0.85rem;
  font-weight: 600;
}

.credential-link:hover .credential-action {
  text-decoration: underline;
}