:root {
  --page-max-width: 700px;
  --text-color: #111;
  --link-color: #163f89;
  --muted-link-color: #5f5f5f;
  --border-color: #111;
}

* {
  box-sizing: border-box;
}

html {
  overflow-y: scroll;
}

@supports (scrollbar-gutter: stable) {
  html {
    overflow-y: auto;
    scrollbar-gutter: stable;
  }
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: "Times New Roman", Times, serif;
  color: var(--text-color);
  background: #fff;
}

body {
  line-height: 1.45;
}

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

a:hover,
a:focus {
  text-decoration: underline;
}

.page {
  width: min(var(--page-max-width), 100% - 2rem);
  margin: 1.75rem auto 2.5rem;
}

.site-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 0.75rem 1.5rem;
}

.site-title {
  margin: 0;
  font-size: clamp(1.9rem, 4vw, 2.1rem);
  font-weight: 400;
  line-height: 1.1;
}

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

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  font-size: clamp(1.16rem, 1.07rem + 0.35vw, 1.28rem);
}

.site-nav a.active {
  color: var(--text-color);
}

.site-nav .divider {
  color: var(--text-color);
  font-size: 1.08em;
  font-weight: 600;
  line-height: 1;
}

.section-divider {
  border: 0;
  border-top: 2px solid var(--border-color);
  margin: 0.8rem 0 1.8rem;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 250px) minmax(0, 1fr);
  gap: 1.35rem 1.8rem;
  align-items: start;
}

.profile-photo {
  width: 100%;
  max-width: 250px;
  height: auto;
  display: block;
}

.contact {
  font-size: 1.08rem;
}

.bio {
  margin-top: 1.8rem;
  font-size: 1.1rem;
  text-align: justify;
}

.bio p {
  margin: 0 0 1rem;
}

.bio p:last-child {
  margin-bottom: 0;
}

.section-title {
  margin: 0 0 0.65rem;
  font-size: 1.35rem;
  font-weight: 400;
  text-decoration: underline;
}

.subheading {
  margin: 1.55rem 0 0.45rem;
  font-size: 1.23rem;
  font-weight: 400;
  text-decoration: underline;
}

.paper-list,
.course-list {
  margin: 0.55rem 0 0;
  padding-left: 1.3rem;
  font-size: 1.06rem;
}

.paper-list li,
.course-list li {
  margin-bottom: 0.65rem;
}

.paper-list li:last-child,
.course-list li:last-child {
  margin-bottom: 0;
}

.citation {
  display: block;
  margin-top: 0.08rem;
}

.paper-meta {
  margin-top: 0.08rem;
}

.paper-meta .citation {
  display: inline;
  margin-top: 0;
}

.abstract {
  margin: 0.28rem 0 0.6rem 0.8rem;
}

.abstract summary {
  color: var(--muted-link-color);
  cursor: pointer;
  user-select: none;
}

.abstract p {
  margin: 0.45rem 0 0;
  text-align: justify;
}

.inline-abstract {
  display: inline;
  margin: 0 0 0 0.25rem;
}

.inline-abstract summary {
  display: inline;
}

.inline-abstract summary::marker {
  content: "";
}

.inline-abstract summary::-webkit-details-marker {
  display: none;
}

.inline-abstract > p {
  display: none;
}

.inline-abstract[open] > p {
  display: block;
  margin: 0.3rem 0 0.6rem 0.8rem;
}

.inline-abstract[open] > p + p {
  margin-top: 0.45rem;
}

.research-layout {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 1.35rem 1.8rem;
}

.research-column {
  flex: 1 1 360px;
  min-width: 0;
}

.research-image {
  flex: 0 1 260px;
  margin: 0;
}

.research-image img {
  display: block;
  width: 100%;
  height: auto;
}

.section-block {
  margin-top: 1.15rem;
}

.group-label {
  margin: 0.95rem 0 0.35rem;
  font-size: 1.1rem;
  font-weight: 400;
}

.dissertation {
  margin-top: 1.3rem;
}

.dissertation-link {
  font-size: 1.06rem;
}

.dissertation-link .inline-abstract {
  margin-left: 0.12rem;
}

.dissertation .abstract:not(.inline-abstract) {
  margin-left: 1rem;
}

@media (max-width: 800px) {
  .page {
    width: min(var(--page-max-width), 100% - 1.4rem);
    margin-top: 1rem;
  }

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

  .profile-photo {
    max-width: min(320px, 100%);
  }

  .bio {
    margin-top: 1.35rem;
  }

  .research-image {
    flex-basis: 220px;
  }
}

@media (max-width: 520px) {
  .site-header {
    gap: 0.65rem;
  }

  .section-divider {
    margin-bottom: 1.35rem;
  }

  .section-title {
    font-size: 1.28rem;
  }

  .paper-list,
  .course-list,
  .bio,
  .contact,
  .dissertation-link {
    font-size: 1rem;
  }
}