:root {
  --page: #e7e9eb;
  --paper: #ffffff;
  --ink: #24272a;
  --muted: #636b72;
  --line: #d7dadd;
  --blue: #356c9f;
  --blue-soft: #eaf2f8;
  --red: #b94a48;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 74px;
}

body {
  background: var(--page);
  color: var(--ink);
  font-family: Arial, "Helvetica Neue", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  margin: 0;
  padding: 24px;
}

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

a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

.page-shell {
  background: var(--paper);
  border: 1px solid #d5d8da;
  border-radius: 6px;
  box-shadow: 0 2px 10px rgb(28 34 38 / 8%);
  margin: 0 auto;
  max-width: 1160px;
  overflow: hidden;
}

.site-header {
  align-items: center;
  background: rgb(255 255 255 / 97%);
  border-bottom: 1px solid var(--line);
  display: flex;
  height: 58px;
  justify-content: space-between;
  padding: 0 48px;
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  align-items: center;
  color: var(--ink);
  display: inline-flex;
  font-size: 0.86rem;
  font-weight: 700;
  gap: 9px;
}

.brand:hover {
  text-decoration: none;
}

.brand span {
  align-items: center;
  border: 1px solid var(--blue);
  color: var(--blue);
  display: inline-flex;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.66rem;
  height: 27px;
  justify-content: center;
  width: 27px;
}

.desktop-nav {
  display: flex;
  font-size: 0.76rem;
  gap: 24px;
}

.desktop-nav a {
  color: var(--muted);
}

.desktop-nav a:hover {
  color: var(--blue);
}

.mobile-menu {
  display: none;
  position: relative;
}

.mobile-menu summary {
  color: var(--muted);
  cursor: pointer;
  font-size: 0.76rem;
  list-style: none;
}

.mobile-menu summary::-webkit-details-marker {
  display: none;
}

.mobile-menu nav {
  background: var(--paper);
  border: 1px solid var(--line);
  display: grid;
  min-width: 170px;
  padding: 7px;
  position: absolute;
  right: 0;
  top: 34px;
}

.mobile-menu nav a {
  padding: 8px 10px;
}

main {
  padding: 0 48px;
}

.profile {
  align-items: start;
  display: grid;
  gap: 34px;
  grid-template-columns: 148px minmax(0, 1fr);
  padding: 38px 0 34px;
}

.profile-mark {
  aspect-ratio: 1;
  border: 1px solid #cad9e5;
  overflow: hidden;
  width: 148px;
}

.profile-mark img {
  display: block;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  width: 100%;
}

.profile-copy h1 {
  font-size: 2.1rem;
  letter-spacing: 0;
  line-height: 1.15;
  margin: 0;
}

.profile-copy h1 span {
  color: var(--muted);
  font-size: 1rem;
  font-weight: 500;
  margin-left: 7px;
}

.profile-copy > h2 {
  font-size: 1.12rem;
  font-weight: 650;
  margin: 8px 0 10px;
}

.profile-details {
  margin: 0;
}

.profile-details div {
  display: grid;
  font-size: 0.8rem;
  gap: 6px;
  grid-template-columns: 70px 1fr;
  margin-top: 3px;
}

.profile-details dt {
  color: var(--muted);
}

.profile-details dd {
  margin: 0;
}

.profile-links {
  display: flex;
  flex-wrap: wrap;
  font-size: 0.76rem;
  gap: 6px 19px;
  margin-top: 12px;
}

.section {
  padding: 21px 0 27px;
}

.section > h2,
.section-heading h2 {
  font-size: 1.28rem;
  line-height: 1.25;
  margin: 0;
}

.section > h2::after,
.section-heading::after {
  background: var(--blue);
  content: "";
  display: block;
  height: 2px;
  margin-top: 7px;
  width: 38px;
}

.section-heading {
  align-items: baseline;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  padding-bottom: 8px;
  position: relative;
}

.section-heading::after {
  bottom: -1px;
  left: 0;
  margin: 0;
  position: absolute;
}

.section-heading > span {
  color: var(--muted);
  font-size: 0.68rem;
}

.biography {
  font-size: 0.84rem;
  margin: 13px 0 0 22px;
  max-width: 900px;
}

.biography h3 {
  font-size: 0.82rem;
  margin: 0 0 5px -17px;
}

.biography h3 span {
  color: var(--blue);
  margin-right: 7px;
}

.biography p {
  margin: 5px 0;
  text-align: justify;
}

.news-list {
  display: grid;
  font-size: 0.8rem;
  list-style: none;
  margin: 11px 0 0;
  padding: 0;
}

.news-list li {
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 15px;
  grid-template-columns: 78px minmax(0, 1fr);
  line-height: 1.55;
  padding: 7px 0;
}

.news-list li:last-child {
  border-bottom: 0;
}

.news-list time {
  color: var(--blue);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.publication-list {
  display: grid;
  gap: 9px;
  margin-top: 13px;
}

.authorship-note {
  color: var(--muted);
  font-size: 0.7rem;
  margin: 8px 0 0;
}

.authorship-note sup,
.paper-authors sup {
  color: var(--red);
  font-size: 0.72em;
  font-weight: 700;
  margin-left: 1px;
}

.publication-item {
  border: 1px dotted #b9bec2;
  display: grid;
  gap: 20px;
  grid-template-columns: 112px 1fr;
  min-height: 104px;
  padding: 9px;
}

.paper-mark {
  align-items: center;
  background: var(--blue-soft);
  border: 1px solid #d4e0e9;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 84px;
  overflow: hidden;
  position: relative;
}

.paper-mark::before,
.paper-mark::after {
  background: rgb(53 108 159 / 13%);
  content: "";
  height: 1px;
  left: 13px;
  position: absolute;
  right: 13px;
}

.paper-mark::before {
  top: 20px;
}

.paper-mark::after {
  bottom: 20px;
}

.paper-mark span {
  color: var(--blue);
  font-size: 0.86rem;
  font-weight: 750;
}

.paper-mark small {
  color: var(--muted);
  font-size: 0.58rem;
  margin-top: 3px;
}

.paper-copy {
  align-self: center;
  min-width: 0;
}

.paper-authors {
  color: var(--muted);
  font-size: 0.73rem;
  margin: 0 0 3px;
}

.paper-authors .first-author {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

.paper-copy h3 {
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.4;
  margin: 0;
}

.paper-meta {
  font-size: 0.74rem;
  margin: 4px 0 0;
}

.paper-meta em {
  color: var(--blue);
  font-style: normal;
}

.paper-meta span {
  color: var(--red);
  margin-left: 12px;
}

.patent-list {
  font-size: 0.8rem;
  margin: 12px 0 0;
  padding-left: 24px;
}

.patent-list li {
  border-bottom: 1px dotted var(--line);
  padding: 7px 0 8px 3px;
}

.patent-list p {
  margin: 0;
}

.patent-list span {
  color: var(--muted);
  display: block;
  font-size: 0.7rem;
  margin-top: 2px;
}

.review-groups {
  display: grid;
  gap: 34px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 13px;
}

.review-group h3 {
  border-bottom: 1px solid var(--line);
  font-size: 0.82rem;
  margin: 0;
  padding-bottom: 7px;
}

.review-group ul {
  font-size: 0.78rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.review-group li {
  border-bottom: 1px dotted var(--line);
  line-height: 1.45;
  padding: 7px 0;
}

.review-group li::before {
  color: var(--blue);
  content: "•";
  margin-right: 8px;
}

footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  font-size: 0.68rem;
  justify-content: space-between;
  margin-top: 10px;
  padding: 19px 48px;
}

footer p {
  margin: 0;
}

@media (max-width: 820px) {
  body {
    padding: 0;
  }

  .page-shell {
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .site-header,
  main,
  footer {
    padding-left: 22px;
    padding-right: 22px;
  }

  .desktop-nav {
    display: none;
  }

  .mobile-menu {
    display: block;
  }

  .profile {
    gap: 22px;
    grid-template-columns: 112px 1fr;
    padding-top: 30px;
  }

  .profile-mark {
    width: 112px;
  }

}

@media (max-width: 560px) {
  html {
    scroll-padding-top: 66px;
  }

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

  .profile-mark {
    width: 88px;
  }

  .profile-copy h1 {
    font-size: 1.8rem;
  }

  .profile-details div {
    grid-template-columns: 64px 1fr;
  }

  .publication-item {
    gap: 12px;
    grid-template-columns: 72px 1fr;
    padding: 8px;
  }

  .paper-mark {
    min-height: 72px;
  }

  .paper-copy h3 {
    font-size: 0.82rem;
  }

  .paper-authors,
  .paper-meta {
    font-size: 0.68rem;
  }

  .paper-meta span {
    display: block;
    margin: 2px 0 0;
  }

  .news-list li {
    gap: 2px;
    grid-template-columns: 1fr;
  }

  .review-groups {
    gap: 20px;
    grid-template-columns: 1fr;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }
}

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