:root {
  --ink: #102b3f;
  --ink-soft: #405465;
  --paper: #f7f7f2;
  --surface: #ffffff;
  --line: #dce3e3;
  --accent: #0f7c78;
  --accent-dark: #0b5b59;
  --accent-light: #dff1ef;
  --warm: #d76b3f;
  --shadow: 0 24px 70px rgba(16, 43, 63, 0.12);
  --shell: min(1180px, calc(100% - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--accent-dark);
}

img {
  display: block;
  max-width: 100%;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(16, 43, 63, 0.1);
  background: rgba(247, 247, 242, 0.88);
  backdrop-filter: blur(18px);
}

.nav-inner {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.wordmark {
  color: var(--ink);
  font-size: 24px;
  font-weight: 850;
  letter-spacing: -0.05em;
  text-decoration: none;
}

.wordmark span {
  color: var(--warm);
}

.nav-inner nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-inner nav a {
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
}

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

.nav-cv {
  padding: 8px 14px;
  border: 1px solid var(--ink);
  border-radius: 999px;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 80px;
  background:
    radial-gradient(circle at 6% 15%, rgba(15, 124, 120, 0.12), transparent 32%),
    linear-gradient(135deg, #f7f7f2 0%, #edf2ef 100%);
}

.hero::after {
  position: absolute;
  right: -20px;
  bottom: -105px;
  width: 380px;
  height: 380px;
  border: 1px solid rgba(15, 124, 120, 0.18);
  border-radius: 50%;
  box-shadow: 0 0 0 55px rgba(15, 124, 120, 0.04), 0 0 0 110px rgba(15, 124, 120, 0.025);
  content: "";
}

.hero-glow {
  position: absolute;
  inset: 0;
  opacity: 0.22;
  background-image: radial-gradient(rgba(16, 43, 63, 0.5) 0.6px, transparent 0.6px);
  background-size: 20px 20px;
  mask-image: linear-gradient(to right, #000, transparent 45%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.75fr);
  align-items: center;
  gap: clamp(56px, 8vw, 112px);
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(72px, 10vw, 132px);
  font-weight: 500;
  letter-spacing: -0.075em;
  line-height: 0.77;
}

.hero h1 span {
  display: inline-block;
  margin-left: clamp(24px, 5vw, 70px);
  color: var(--accent);
}

.hero-lede {
  max-width: 700px;
  margin: 42px 0 14px;
  font-size: clamp(23px, 3vw, 34px);
  font-weight: 620;
  letter-spacing: -0.035em;
  line-height: 1.25;
}

.hero-intro {
  max-width: 690px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 17px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border: 1px solid var(--ink);
  border-radius: 10px;
  font-size: 14px;
  font-weight: 750;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--ink);
  color: #fff;
  box-shadow: 0 10px 28px rgba(16, 43, 63, 0.2);
}

.button-primary:hover {
  background: #183e57;
  color: #fff;
}

.button-secondary {
  background: rgba(255, 255, 255, 0.35);
}

.profile-card {
  overflow: hidden;
  border: 1px solid rgba(16, 43, 63, 0.12);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.portrait-wrap {
  margin: 12px 12px 0;
  overflow: hidden;
  aspect-ratio: 1 / 0.96;
  border-radius: 16px;
  background: #dfe9e7;
}

.portrait-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
}

.profile-body {
  padding: 20px 22px 24px;
}

.profile-status {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 16px;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 650;
}

.profile-status span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #28a06b;
  box-shadow: 0 0 0 4px rgba(40, 160, 107, 0.12);
}

.profile-links {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
}

.profile-links a {
  display: flex;
  grid-column: span 2;
  flex: 1 1 0;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-width: 0;
  padding: 9px 6px;
  border-radius: 8px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.profile-links a:hover {
  background: var(--accent-light);
}

.profile-links img {
  width: 17px;
  height: 17px;
  object-fit: contain;
}

.profile-links .profile-link-bluesky {
  grid-column: span 3;
  font-size: 11px;
}

.profile-links .profile-link-x {
  grid-column: span 3;
}

.section {
  padding: 104px 0;
  scroll-margin-top: 70px;
}

.about {
  background: var(--ink);
  color: #fff;
}

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(50px, 8vw, 110px);
}

.about .section-kicker {
  color: #83d0c9;
}

.about h2,
.publications-heading h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(42px, 5.5vw, 68px);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.about-copy {
  color: #ccd6dc;
  font-size: 18px;
}

.about-copy p:first-child {
  margin-top: 0;
}

.research-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 30px;
}

.research-tags span {
  padding: 8px 13px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  color: #eaf1f3;
  font-size: 13px;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 76px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.14);
}

.metrics div {
  padding: 28px 30px;
  background: var(--ink);
}

.metrics strong {
  display: block;
  color: #fff;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 42px;
  font-weight: 500;
  line-height: 1;
}

.metrics span {
  display: block;
  margin-top: 8px;
  color: #aebdc6;
  font-size: 13px;
  font-weight: 650;
}

.publications {
  background: var(--paper);
}

.news {
  background: #183e57;
}

.news .publications-heading {
  border-bottom-color: rgba(255, 255, 255, 0.2);
}

.news .publications-heading h2 {
  color: #fff;
}

.news-list {
  margin: 32px 0 0;
  padding-left: 24px;
  color: #d9e7ed;
}

.news-list li + li {
  margin-top: 10px;
}

.publications-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 46px;
  border-bottom: 1px solid var(--line);
}

.publications-heading > div > p:last-child {
  max-width: 680px;
  margin: 18px 0 0;
  color: var(--ink-soft);
  font-size: 17px;
}

.text-link {
  flex: 0 0 auto;
  color: var(--accent-dark);
  font-size: 14px;
  font-weight: 750;
  text-decoration: none;
}

.publication-group + .publication-group {
  margin-top: 96px;
}

.group-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 20px;
}

.group-heading > div {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.group-heading > div > span {
  color: var(--warm);
  font-size: 12px;
  font-weight: 850;
}

.group-heading h2 {
  margin: 0;
  font-size: clamp(28px, 3.5vw, 40px);
  letter-spacing: -0.035em;
}

.group-heading > p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.publication-list {
  border-top: 2px solid var(--ink);
}

.publication {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr) auto;
  gap: 24px;
  align-items: start;
  padding: 28px 8px;
  border-bottom: 1px solid var(--line);
  transition: background 140ms ease, padding 140ms ease;
}

.publication:hover {
  padding-inline: 16px;
  background: rgba(255, 255, 255, 0.58);
}

.publication-index {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: 2px;
  font-variant-numeric: tabular-nums;
}

.publication-index span {
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.05em;
}

.publication-index time {
  color: #71838f;
  font-size: 12px;
}

.publication-copy h3 {
  margin: 0;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.016em;
  line-height: 1.35;
}

.publication-authors,
.publication-venue {
  margin: 8px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.5;
}

.publication-venue {
  margin-top: 4px;
  color: #667a87;
  font-size: 13px;
}

.publication-venue cite {
  color: var(--ink);
  font-style: italic;
}

.publication-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 7px;
  padding-top: 1px;
}

.pub-link {
  display: inline-flex;
  min-width: 46px;
  min-height: 31px;
  align-items: center;
  justify-content: center;
  padding: 5px 9px;
  border: 1px solid #c5d1d2;
  border-radius: 7px;
  background: var(--surface);
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-decoration: none;
  text-transform: uppercase;
}

.pub-link:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
}

.pub-link-primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.pub-link-primary:hover {
  background: var(--accent-dark);
  color: #fff;
}

.pub-link-muted {
  color: #8b999f;
  cursor: default;
}

.site-footer {
  padding: 50px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  background: #0b2232;
  color: #bdc9cf;
}

.footer-inner {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
}

.site-footer .wordmark {
  color: #fff;
}

.footer-inner p {
  margin: 9px 0 0;
  font-size: 13px;
}

.footer-inner > p {
  text-align: right;
}

@media (max-width: 860px) {
  .hero {
    padding-top: 70px;
  }

  .hero-grid,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 58px;
  }

  .profile-card {
    width: min(440px, 100%);
  }

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

  .publication {
    grid-template-columns: 66px minmax(0, 1fr);
  }

  .publication-links {
    grid-column: 2;
    justify-content: flex-start;
  }
}

@media (max-width: 600px) {
  :root {
    --shell: min(100% - 28px, 1180px);
  }

  .nav-inner {
    min-height: 64px;
  }

  .nav-inner nav {
    gap: 14px;
  }

  .nav-inner nav > a:first-child {
    display: none;
  }

  .nav-cv {
    padding: 6px 10px;
  }

  .hero {
    padding: 58px 0 74px;
  }

  .hero h1 {
    font-size: clamp(68px, 25vw, 100px);
  }

  .hero-lede {
    margin-top: 34px;
  }

  .section {
    padding: 74px 0;
  }

  .publications-heading,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .metrics {
    margin-top: 52px;
  }

  .publication {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 24px 2px;
  }

  .publication:hover {
    padding-inline: 8px;
  }

  .publication-index {
    flex-direction: row;
    gap: 10px;
  }

  .publication-links {
    grid-column: 1;
  }

  .footer-inner > p {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}