:root {
  --ink: #1d1d1f;
  --muted: #626769;
  --accent: #354f52;
  --accent-soft: #f5f8f7;
  --accent-rule: #9eb7b3;
  --link: #7b1e3b;
  --link-hover: #4f1024;
  --rule: #d7e0de;
  --bg: #fdfdfc;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 1.6em;
  line-height: 1.65;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--ink);
  font-weight: 500;
  letter-spacing: 0;
}

a {
  color: var(--link);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.16em;
}

a:hover,
a:focus {
  color: var(--link-hover);
}

.container {
  max-width: 940px;
}

.site-header {
  background: var(--bg);
}

.header-inner {
  align-items: flex-start;
  border-bottom: 1px solid var(--rule);
  display: flex;
  gap: 2rem;
  justify-content: space-between;
  padding-top: 4.2rem;
  padding-bottom: 1.6rem;
}

.site-brand {
  display: grid;
  gap: 0.25rem;
}

.site-name {
  color: var(--ink);
  display: block;
  font-size: 2.5rem;
  font-weight: 500;
  line-height: 1.2;
}

.site-role {
  color: var(--accent);
  font-size: 1.35rem;
  line-height: 1.35;
  margin: 0;
}

.site-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 1.6rem;
  justify-content: flex-end;
  padding-top: 0.55rem;
}

.site-tabs a {
  color: var(--ink);
  font-size: 1.45rem;
  text-decoration: none;
  text-decoration-color: var(--accent-rule);
}

.site-tabs a:hover,
.site-tabs a:focus {
  color: var(--link);
  text-decoration: underline;
}

.site-tabs a[aria-current="page"] {
  color: var(--accent);
  text-decoration: underline;
}

.site-main {
  padding-bottom: 6rem;
}

.tab-panel {
  padding-top: 3.8rem;
}

[hidden] {
  display: none !important;
}

.home-intro {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 3.8rem;
  align-items: start;
}

.portrait {
  background: #fff;
  border: 1px solid var(--accent-rule);
  box-shadow: 0 16px 28px rgba(53, 79, 82, 0.16), 0 3px 8px rgba(53, 79, 82, 0.09);
  box-sizing: border-box;
  display: block;
  padding: 6px;
  width: 100%;
}

.bio-column h1 {
  color: var(--accent);
  font-size: 2.8rem;
  line-height: 1.18;
  margin-bottom: 0.8rem;
}

.contact-line {
  border-top: 1px solid var(--rule);
  color: var(--muted);
  margin-top: 2.4rem;
  padding-top: 1.2rem;
}

.cv-link {
  font-weight: 500;
}

.subsection-title {
  border-left: 3px solid var(--accent-rule);
  color: var(--accent);
  font-size: 2.0rem;
  font-weight: 500;
  margin: 3.4rem 0 1.2rem;
  padding-left: 0.9rem;
}

.tab-panel > .subsection-title:first-child {
  margin-top: 0;
}

.paper-list,
.case-list,
.media-list {
  list-style: none;
  padding-left: 0;
}

.paper,
.case-list li,
.media-list li {
  margin-bottom: 2.1rem;
  padding: 0;
}

.paper-title,
.case-title,
.media-list a {
  color: var(--ink);
  line-height: 1.35;
  text-decoration-color: rgba(53, 79, 82, 0.38);
}

.paper-title:hover,
.paper-title:focus,
.case-title:hover,
.case-title:focus,
.media-list a:hover,
.media-list a:focus {
  color: var(--link);
}

.paper-title strong {
  font-weight: 500;
}

.paper-authors,
.paper-status,
.paper-notes,
.case-list p,
.media-list span,
.media-intro {
  color: var(--muted);
  font-size: 1.45rem;
}

.paper-authors,
.paper-status,
.case-list p {
  margin: 0.18rem 0 0;
}

.paper-notes {
  background: var(--accent-soft);
  border-left: 2px solid var(--accent-rule);
  color: var(--accent);
  list-style: square outside;
  margin: 0.65rem 0 0;
  padding: 0.75rem 1.2rem 0.75rem 2.8rem;
}

.paper-notes li {
  margin-bottom: 0.2rem;
}

.paper-notes li::marker {
  color: var(--accent-rule);
}

.case-list h3 {
  font-size: 1.8rem;
  font-weight: 500;
  margin-bottom: 0.1rem;
}

.case-pair h3:not(:first-child) {
  margin-top: 1.2rem;
}

.case-title {
  font-weight: 500;
}

.case-abstract {
  background: var(--accent-soft);
  border-left: 3px solid var(--accent-rule);
  color: var(--accent);
  font-size: 1.42rem;
  font-style: italic;
  line-height: 1.65;
  margin-top: 1rem;
  max-width: 760px;
  padding: 1rem 1.4rem;
}

.media-intro {
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 1.8rem;
  max-width: 640px;
}

.media-list li {
  display: grid;
  gap: 0.15rem;
}

.media-list a {
  font-weight: 500;
}

.hidelink {
  color: var(--ink);
  text-decoration-color: rgba(53, 79, 82, 0.4);
}

.hidelink:hover,
.hidelink:focus {
  color: var(--link);
}

@media (max-width: 700px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 1rem;
    padding-top: 2.6rem;
  }

  .site-tabs {
    gap: 1.2rem;
    justify-content: flex-start;
    padding-top: 0;
  }

  .tab-panel {
    padding-top: 3rem;
  }

  .home-intro {
    grid-template-columns: 1fr;
    gap: 2.3rem;
  }

  .portrait-column {
    max-width: 220px;
  }

  .bio-column h1 {
    font-size: 2.6rem;
  }
}

@media (max-width: 399px) {
  .header-inner {
    padding-left: 20px;
    padding-right: 20px;
  }
}