:root {
  --ink: #17202a;
  --muted: #5f6b76;
  --subtle: #7a8792;
  --line: #dfe5ea;
  --surface: #ffffff;
  --surface-soft: #f6f8fb;
  --accent: #0b6b75;
  --accent-dark: #064c54;
  --accent-soft: #e6f3f3;
  --shadow: 0 24px 60px rgba(24, 42, 55, 0.11);
  --radius-large: 30px;
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 82px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

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

a:focus-visible {
  outline: 3px solid rgba(11, 107, 117, 0.28);
  outline-offset: 4px;
  border-radius: 4px;
}

.container {
  width: min(calc(100% - 40px), 980px);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 200;
  padding: 10px 15px;
  color: #fff;
  background: var(--accent-dark);
  border-radius: 10px;
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

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

.site-header {
  overflow: hidden;
  padding: 70px 0 58px;
  background:
    radial-gradient(circle at 85% 18%, rgba(11, 107, 117, 0.12), transparent 27%),
    linear-gradient(145deg, #fbfcfd 0%, #f1f5f7 100%);
  border-bottom: 1px solid var(--line);
}

.hero {
  display: grid;
  grid-template-columns: 218px minmax(0, 1fr);
  gap: 62px;
  align-items: center;
}

.profile-frame {
  position: relative;
}

.profile-frame::before {
  position: absolute;
  content: "";
  inset: 16px -16px -16px 16px;
  background: var(--accent-soft);
  border-radius: var(--radius-large);
}

.profile-photo {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center 23%;
  border: 5px solid rgba(255, 255, 255, 0.88);
  border-radius: var(--radius-large);
  box-shadow: var(--shadow);
}

.eyebrow,
.section-kicker {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.15em;
  line-height: 1.4;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.7rem, 6vw, 4.7rem);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.affiliation {
  margin: 20px 0 24px;
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.55;
}

.contact-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 30px;
  margin: 0 0 26px;
}

.contact-list div {
  min-width: 0;
}

.contact-list dt {
  margin-bottom: 2px;
  color: var(--subtle);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contact-list dd {
  margin: 0;
  font-size: 0.96rem;
  overflow-wrap: anywhere;
}

.profile-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.profile-links a,
.publication-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-dark);
  background: var(--surface);
  border: 1px solid #cfdadd;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  transition: transform 140ms ease, border-color 140ms ease, box-shadow 140ms ease;
}

.profile-links a {
  padding: 11px 15px;
}

.profile-links a:hover,
.publication-links a:hover {
  color: var(--accent-dark);
  border-color: rgba(11, 107, 117, 0.6);
  box-shadow: 0 7px 20px rgba(24, 42, 55, 0.08);
  transform: translateY(-1px);
}

.profile-links i {
  font-size: 1.1rem;
}

.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(223, 229, 234, 0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.site-nav ul {
  display: flex;
  gap: 36px;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  display: block;
  padding: 18px 0 16px;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.09em;
  text-decoration: none;
  text-transform: uppercase;
}

.site-nav a:hover {
  color: var(--accent-dark);
  border-bottom-color: var(--accent);
}

.docs-section {
  padding: 78px 0;
  border-bottom: 1px solid var(--line);
}

.section-heading {
  margin-bottom: 32px;
}

.section-heading h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.15;
}

.bio-copy {
  max-width: 790px;
  margin: 0;
  color: #36434e;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.08rem, 2vw, 1.24rem);
  line-height: 1.85;
}

.publication-list {
  display: grid;
  gap: 18px;
}

.publication-card {
  padding: 25px 28px;
  background: var(--surface-soft);
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.publication-card:hover {
  background: var(--surface);
  border-color: #d8e2e5;
  transform: translateY(-2px);
}

.publication-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: start;
}

.publication-heading h3 {
  margin: 0;
  font-size: 1.03rem;
  font-weight: 760;
  letter-spacing: -0.01em;
  line-height: 1.48;
}

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

.publication-links a {
  padding: 7px 10px;
  background: var(--surface);
  font-size: 0.7rem;
  letter-spacing: 0.02em;
}

.publication-authors,
.publication-venue {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.publication-venue {
  margin-top: 4px;
  color: var(--subtle);
  font-style: italic;
}

.ccf-tag,
.award-tag {
  display: inline-block;
  margin-left: 7px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.67rem;
  font-style: normal;
  font-weight: 760;
  line-height: 1.55;
  vertical-align: 1px;
}

.ccf-a {
  color: #a53a31;
  background: #fbe5e2;
}

.ccf-b {
  color: #8b5a09;
  background: #f9edcb;
}

.ccf-c {
  color: #277146;
  background: #dbf0e2;
}

.award-tag {
  color: #275d9a;
  background: #e1edfb;
}

.experience-current {
  margin-bottom: 38px;
}

.experience-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 60px;
}

.experience-column > h3 {
  margin: 0 0 10px;
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 780;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.experience-card {
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.experience-card:last-child {
  border-bottom: 0;
}

.current-card {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 30px;
  padding: 26px 28px;
  background: var(--accent-soft);
  border: 1px solid #cee3e4;
  border-radius: var(--radius);
}

.experience-time {
  color: var(--subtle);
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.experience-place {
  margin: 0;
  color: var(--ink);
  font-size: 0.98rem;
  font-weight: 750;
  line-height: 1.45;
}

.experience-title {
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.9rem;
}

.experience-subtitle {
  margin-top: 1px;
  color: var(--subtle);
  font-size: 0.82rem;
}

.acknowledgement {
  padding: 28px 0 70px;
  color: var(--subtle);
  font-size: 0.78rem;
}

.site-footer {
  padding: 34px 0;
  color: #b9c4cc;
  background: #17252e;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  align-items: center;
}

.footer-content strong,
.footer-content span {
  display: block;
}

.footer-content strong {
  color: #fff;
  font-size: 0.9rem;
}

.footer-content span {
  margin-top: 1px;
  font-size: 0.76rem;
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  color: #dce5ea;
  font-size: 0.8rem;
  text-decoration: none;
}

.footer-links span {
  margin: 0;
  color: #dce5ea;
  font-size: 0.8rem;
}

.footer-links a:hover {
  color: #fff;
}

@media (max-width: 760px) {
  .container {
    width: min(calc(100% - 32px), 980px);
  }

  .site-header {
    padding: 42px 0 38px;
  }

  .hero {
    grid-template-columns: 118px minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }

  .profile-frame::before {
    inset: 8px -8px -8px 8px;
    border-radius: 20px;
  }

  .profile-photo {
    border-width: 3px;
    border-radius: 20px;
  }

  .hero h1 {
    font-size: clamp(2.15rem, 10vw, 3.2rem);
  }

  .affiliation {
    margin: 12px 0 18px;
    font-size: 0.9rem;
  }

  .contact-list {
    grid-template-columns: 1fr;
    gap: 8px;
    margin-bottom: 20px;
  }

  .contact-list dt {
    display: inline;
    margin-right: 5px;
  }

  .contact-list dd {
    display: inline;
    font-size: 0.84rem;
  }

  .profile-links a {
    padding: 9px 11px;
    font-size: 0.72rem;
  }

  .site-nav .container {
    overflow-x: auto;
  }

  .site-nav ul {
    gap: 28px;
  }

  .site-nav a {
    padding: 15px 0 13px;
    white-space: nowrap;
  }

  .docs-section {
    padding: 58px 0;
  }

  .publication-heading {
    grid-template-columns: 1fr;
    gap: 13px;
  }

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

  .publication-card {
    padding: 21px 20px;
  }

  .current-card {
    grid-template-columns: 1fr;
    gap: 7px;
    padding: 23px 22px;
  }

  .footer-content {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .experience-columns {
    grid-template-columns: 1fr;
    gap: 34px;
  }

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

  .profile-frame {
    width: 124px;
  }

  .hero h1 {
    font-size: clamp(2.45rem, 14vw, 3.4rem);
  }

  .profile-links {
    gap: 8px;
  }
}

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

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

@media print {
  .site-nav,
  .profile-links,
  .site-footer,
  .skip-link {
    display: none;
  }

  .site-header {
    padding: 20px 0;
    background: #fff;
  }

  .docs-section {
    padding: 28px 0;
  }

  .publication-card {
    break-inside: avoid;
    background: #fff;
    border: 1px solid #ddd;
  }
}