* {
  box-sizing: border-box;
}

:root {
  --navy: #18324a;
  --blue: #315d7b;
  --gold: #b28a4a;
  --text: #25282b;
  --muted: #65717a;
  --line: #dce2e6;
  --soft: #f5f7f8;
}

body {
  margin: 0;
  color: var(--text);
  background: #fff;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.7;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 30px;
}

a {
  color: var(--blue);
  text-decoration: none;
  text-underline-offset: 3px;
}

a:hover {
  text-decoration: underline;
}

a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

.skip {
  position: absolute;
  left: 12px;
  top: -60px;
  padding: 8px 12px;
  background: #fff;
}

.skip:focus {
  top: 8px;
}

.site-header {
  padding: 38px 0 18px;
  border-top: 4px solid var(--navy);
  border-bottom: 1px solid var(--line);
}

.site-title {
  color: var(--navy);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  text-decoration: none;
}

.site-title span {
  margin-left: 5px;
  color: var(--muted);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  font-size: 18px;
  font-weight: 400;
}

.site-title:hover {
  text-decoration: none;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  margin-top: 18px;
  font-size: 15px;
}

nav a {
  color: #46545e;
  padding: 3px 0;
  text-decoration: none;
}

nav a[aria-current="page"] {
  color: var(--navy);
  font-weight: 600;
  border-bottom: 2px solid var(--gold);
}

main {
  padding: 38px 0 55px;
  min-height: 460px;
}

h1,
h2,
h3 {
  color: var(--navy);
  line-height: 1.35;
  font-weight: 400;
}

h1 {
  margin: 0 0 25px;
  padding-bottom: 13px;
  border-bottom: 1px solid var(--line);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 34px;
}

h2 {
  margin: 38px 0 18px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 25px;
}

h3 {
  margin: 0 0 8px;
  font-size: 19px;
  font-weight: 600;
}

p {
  margin: 0 0 16px;
}

ul {
  padding-left: 23px;
  margin: 0 0 18px;
}

li {
  padding-left: 3px;
  margin-bottom: 12px;
}

li::marker {
  color: var(--gold);
}

section {
  scroll-margin-top: 20px;
}

.details {
  margin: 0 0 20px;
  padding: 22px 25px;
  background: var(--soft);
  border-left: 3px solid var(--gold);
}

.details > div {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 12px;
  margin-bottom: 11px;
}

.details > div:last-child {
  margin-bottom: 0;
}

.details dt {
  color: var(--navy);
  font-weight: 600;
}

.details dd {
  margin: 0;
}

.person {
  display: flex;
  align-items: flex-start;
  gap: 30px;
  margin: 0 0 34px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--line);
}

.person > div {
  flex: 1;
}

.person p {
  margin-bottom: 10px;
}

.person-photo-link {
  display: block;
  flex: 0 0 150px;
  border-bottom: 4px solid var(--gold);
  line-height: 0;
}

.person-photo-link:hover {
  border-color: var(--blue);
}

.person-photo {
  display: block;
  width: 150px;
  height: 170px;
  object-fit: cover;
  object-position: center top;
}

.person h3 a {
  color: var(--navy);
}

.publication-year {
  margin-top: 38px;
}

.publication-year h2 {
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--navy);
}

.publication-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.publication-item {
  margin: 0;
  padding: 19px 0 20px;
  border-bottom: 1px solid var(--line);
}

.publication-citation {
  margin: 0 0 9px;
}

.publication-authors,
.publication-title,
.publication-venue {
  margin-right: 4px;
}

.publication-title {
  color: var(--navy);
  font-weight: 600;
}

.publication-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.publication-type,
.publication-doi {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 2px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.5;
}

.publication-type-journal {
  color: #27526c;
  background: #eaf2f6;
}

.publication-type-conference {
  color: #76591f;
  background: #f7f0e2;
}

.publication-doi {
  border: 1px solid #b9c7cf;
  color: var(--blue);
  background: #fff;
}

.publication-doi:hover {
  border-color: var(--blue);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

footer {
  padding: 20px 0 30px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

footer p {
  margin: 0 0 5px;
}

@media (max-width: 600px) {
  .container {
    padding: 0 20px;
  }

  .site-header {
    padding-top: 24px;
  }

  .site-title {
    font-size: 25px;
  }

  .site-title span {
    display: block;
    margin: 4px 0 0;
    font-size: 18px;
  }

  nav {
    gap: 5px 19px;
    font-size: 14px;
  }

  h1 {
    font-size: 29px;
  }

  h2 {
    font-size: 22px;
  }

  .details > div {
    grid-template-columns: 1fr;
    gap: 2px;
    margin-bottom: 16px;
  }

  .person {
    gap: 18px;
  }

  .person-photo-link {
    flex-basis: 105px;
  }

  .person-photo {
    width: 105px;
    height: 125px;
  }
}

@media (max-width: 420px) {
  .person {
    display: block;
  }

  .person-photo-link {
    width: 125px;
    margin-bottom: 18px;
  }

  .person-photo {
    width: 125px;
    height: 140px;
  }
}