@import url("https://fonts.googleapis.com/css2?family=Signika:wght@300;400;600&display=swap");

:root {
  --accent: #515d87;
  --text: #454545;
  --box: #e0e0e0;
  --rule: #454545;
  --active: #091230;
}

body {
  margin: 0;
  background: #ffffff;
  color: var(--text);
  font-family: signika, sans-serif;
  font-size: 14px;
  line-height: 1.3;
}

a {
  color: inherit;
  text-decoration: underline;
}

/* Header */
.site-header,
.site-rule,
main.content {
  max-width: 980px;
  margin-left: auto;
  margin-right: auto;
}
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 48px 0 22px;
}
.site-name {
  display: block;
  color: var(--accent);
  font-size: 26px;
  text-decoration: none;
}
.site-logo {
  display: block;
  width: 110px;
  /* the logo image has about 14px of white space on its left */
  margin: 4px 0 0 -13px;
}
.site-nav {
  display: flex;
  padding-bottom: 8px;
}
.site-nav {
  gap: 40px;
}
.site-nav a {
  color: var(--accent);
  font-size: 13px;
  letter-spacing: 0.05em;
  text-decoration: none;
}
.site-nav a.active,
.site-nav a:hover {
  color: var(--active);
}
.site-rule {
  border-top: 5px solid var(--rule);
}

/* Grey content box */
main.content {
  margin-top: 32px;
  margin-bottom: 80px;
  box-sizing: border-box;
  padding: 40px;
  background: var(--box);
}
h1,
h2 {
  color: var(--accent);
  font-weight: 400;
  font-size: 26px;
  line-height: 1.2;
  margin: 0 0 16px;
}
h2 {
  font-size: 21px;
}
p {
  margin: 0 0 1.3em;
}
ul {
  margin: 0;
  padding-left: 25px;
}

/* Home */
.home-intro {
  display: flex;
  gap: 40px;
  align-items: center;
}
.home-intro .text {
  flex: 1;
}
.home-intro .text p {
  font-size: 15px;
}
.home-intro .photo {
  width: 420px;
}
.home-intro .photo img {
  display: block;
  width: 100%;
  height: 420px;
  object-fit: cover;
}
.home-links {
  display: flex;
  gap: 20px;
  margin-top: 40px;
}
.home-links > div {
  flex: 1;
}
.home-links .bar {
  display: block;
  background: var(--accent);
  color: #ffffff;
  font-size: 15px;
  padding: 16px 14px;
  text-decoration: none;
}
.home-links p {
  margin: 0;
}
.home-links p + p {
  margin-top: 8px;
  padding-left: 14px;
  font-size: 14px;
}

/* Research */
.rsec {
  display: grid;
  grid-template-columns: 300px 1fr;
  margin-bottom: 36px;
}
.rsec:last-child {
  margin-bottom: 0;
}
.rsec h2 {
  margin: 0;
}
.paper {
  margin-bottom: 18px;
  font-size: 14px;
}
.paper p {
  margin: 0;
}
.paper:last-child {
  margin-bottom: 0;
}
.paper-title {
  font-size: 17px;
}

/* COVID page */
.covid {
  display: flex;
  gap: 40px;
}
.covid .text {
  flex: 1;
}
.covid .lead {
  font-size: 17px;
}
.covid .item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  font-size: 15px;
  min-height: 90px;
}
.covid .item p {
  margin: 0;
}
.covid .item > p:last-child {
  flex: 0 0 56px;
  text-align: center;
}
.covid .item img {
  width: 48px;
  height: auto;
}
.covid .photo {
  width: 340px;
}
.covid .photo img {
  width: 100%;
}

/* Small screens */
@media (max-width: 1000px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding: 28px 16px 16px;
  }
  .site-nav {
    flex-wrap: wrap;
    gap: 8px 20px;
    padding-bottom: 0;
  }
  main.content {
    margin-top: 20px;
    padding: 20px 16px;
  }
  .home-intro,
  .home-links,
  .covid {
    flex-direction: column;
  }
  .home-intro .photo,
  .covid .photo {
    width: 100%;
  }
  .home-intro .photo img {
    height: auto;
  }
  .home-links {
    margin: 9px 0 0;
  }
  .rsec {
    grid-template-columns: 1fr;
  }
}

#title-block-header {
  display: none;
}

/* Contact */
.papers > p:last-child {
  margin-bottom: 0;
}
.cv-link {
  display: inline-block;
  background: var(--accent);
  color: #ffffff;
  font-size: 15px;
  padding: 16px 14px;
  min-width: 260px;
  text-decoration: none;
}