:root {
  --bg: #fbfaf7;
  --paper: #ffffff;
  --muted: #f1eee7;
  --ink: #23343b;
  --text: #2f3b40;
  --subtle: #657278;
  --line: #d9d5cb;
  --teal: #356f73;
  --rust: #9a583d;
  --amber: #b9822e;
  --shadow: 0 18px 50px rgba(35, 52, 59, 0.09);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

a {
  color: var(--teal);
  text-decoration: none;
}

a:hover {
  color: var(--rust);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 48px;
  border-bottom: 1px solid rgba(217, 213, 203, 0.75);
  background: rgba(251, 250, 247, 0.94);
  backdrop-filter: blur(14px);
}

.brand {
  color: var(--ink);
  font-weight: 750;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 15px;
}

.nav a {
  color: var(--subtle);
}

.nav a:hover {
  color: var(--ink);
}

.shell {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
}

.band {
  border-bottom: 1px solid var(--line);
}

.hero {
  padding: 60px 0 48px;
  background:
    linear-gradient(90deg, rgba(53, 111, 115, 0.11) 0 1px, transparent 1px 100%),
    linear-gradient(0deg, rgba(154, 88, 61, 0.08) 0 1px, transparent 1px 100%),
    var(--bg);
  background-size: 48px 48px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 64px;
  align-items: center;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--rust);
  font-size: 14px;
  font-weight: 750;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  letter-spacing: 0;
}

h1 {
  margin: 0;
  color: var(--ink);
  font-family: ui-serif, Georgia, "Times New Roman", serif;
  font-size: 58px;
  line-height: 1;
  font-weight: 700;
}

h2 {
  margin: 0;
  color: var(--ink);
  font-family: ui-serif, Georgia, "Times New Roman", serif;
  font-size: 34px;
  line-height: 1.2;
}

h3 {
  margin: 0 0 10px;
  color: var(--ink);
  font-size: 20px;
  line-height: 1.3;
}

.intro {
  max-width: 760px;
  margin: 22px 0 0;
  color: var(--text);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 15px;
  font-weight: 700;
}

.button.primary {
  border-color: var(--teal);
  background: var(--teal);
  color: #ffffff;
}

.button.secondary {
  background: var(--paper);
  color: var(--ink);
}

.profile-panel {
  display: grid;
  gap: 22px;
  justify-items: center;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: var(--shadow);
  text-align: center;
}

.headshot {
  width: 210px;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 6px solid var(--muted);
  object-fit: cover;
}

.profile-title {
  margin: 0;
  color: var(--ink);
  font-weight: 800;
}

.profile-meta {
  margin: 6px 0 0;
  color: var(--subtle);
  font-size: 15px;
}

.section {
  padding: 74px 0;
}

#research,
#publications,
#experience {
  scroll-margin-top: 92px;
}

.section.muted {
  background: var(--muted);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  margin-bottom: 28px;
}

.split {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 56px;
}

.news-list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.news-list li {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.news-list time {
  color: var(--teal);
  font-weight: 800;
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.research-card,
.publication {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.research-card {
  padding: 24px;
}

.research-card p,
.publication p {
  margin: 0;
  color: var(--subtle);
  font-size: 15px;
  line-height: 1.55;
}

.rule {
  display: block;
  width: 54px;
  height: 5px;
  margin-bottom: 22px;
  border-radius: 999px;
}

.rule.teal {
  background: var(--teal);
}

.rule.amber {
  background: var(--amber);
}

.rule.rust {
  background: var(--rust);
}

.rule.ink {
  background: var(--ink);
}

.paper-links a {
  font-size: 15px;
  font-weight: 800;
}

.venue {
  display: inline-flex;
  margin-bottom: 14px;
  padding: 5px 9px;
  border: 1px solid rgba(53, 111, 115, 0.24);
  border-radius: 999px;
  background: rgba(53, 111, 115, 0.09);
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
}

.publication-list {
  display: grid;
  gap: 14px;
}

.publication {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  column-gap: 22px;
  row-gap: 10px;
  padding: 22px;
}

.publication .venue {
  grid-row: 1 / span 3;
  width: fit-content;
  height: fit-content;
  margin: 0;
}

.venue.highlight {
  border-color: rgba(185, 130, 46, 0.38);
  background: rgba(185, 130, 46, 0.13);
  color: #76500e;
}

.publication h3 {
  margin-bottom: 7px;
}

.paper-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 10px;
}

.timeline {
  display: grid;
  gap: 20px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.timeline-item span {
  color: var(--rust);
  font-weight: 800;
}

.footer {
  border-top: 1px solid var(--line);
  background: var(--ink);
  color: rgba(255, 255, 255, 0.8);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0;
}

.footer p {
  margin: 0;
}

.footer a {
  color: #ffffff;
}

@media (max-width: 920px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 24px;
  }

  .hero {
    padding: 52px 0 42px;
  }

  .hero-grid,
  .split {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .profile-panel {
    justify-items: start;
    grid-template-columns: 110px minmax(0, 1fr);
    text-align: left;
  }

  .headshot {
    width: 110px;
    border-width: 4px;
  }

  .research-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .shell {
    width: min(100% - 32px, 1120px);
  }

  h1 {
    font-size: 42px;
  }

  h2 {
    font-size: 29px;
  }

  .section {
    padding: 54px 0;
  }

  .section-heading,
  .footer-inner {
    display: block;
  }

  .news-list li,
  .publication,
  .timeline-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .publication .venue {
    grid-row: auto;
  }

  .research-grid {
    grid-template-columns: 1fr;
  }
}