:root {
  --bg: #f7f8f6;
  --surface: #ffffff;
  --ink: #1e252b;
  --muted: #65717d;
  --line: #d9dfdf;
  --accent: #1f6f68;
  --accent-strong: #154f66;
  --accent-soft: #edf6f2;
  --link: #2459a7;
  --shadow: 0 18px 48px rgba(26, 37, 44, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, rgba(237, 246, 242, 0.64), rgba(247, 248, 246, 0) 360px),
    var(--bg);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

a {
  color: var(--link);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--accent-strong);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 5vw, 64px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.site-title {
  color: var(--ink);
  font-size: 0.98rem;
  font-weight: 750;
  text-decoration: none;
}

.site-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 18px;
}

.site-nav a {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 650;
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--accent);
}

.page-shell {
  display: grid;
  grid-template-columns: minmax(220px, 290px) minmax(0, 850px);
  gap: clamp(32px, 6vw, 72px);
  max-width: 1230px;
  margin: 0 auto;
  padding: clamp(32px, 6vw, 64px) clamp(18px, 5vw, 64px);
}

.profile {
  align-self: start;
  position: sticky;
  top: 88px;
}

.profile-photo {
  display: block;
  width: min(100%, 230px);
  aspect-ratio: 1;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.profile h1 {
  margin: 24px 0 8px;
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.05;
}

.profile-role {
  margin: 0;
  color: var(--accent-strong);
  font-weight: 750;
  line-height: 1.45;
}

.profile-links {
  display: grid;
  gap: 8px;
  margin: 22px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.profile-links a,
.profile-meta {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--ink);
  font-weight: 650;
}

.profile-links a {
  text-decoration: none;
}

.profile-meta-divider {
  margin-top: 4px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.profile-links a:hover {
  color: var(--accent);
}

.link-icon {
  width: 18px;
  color: var(--accent);
  font-size: 1rem;
  text-align: center;
  flex: 0 0 18px;
}

.content {
  min-width: 0;
}

.section {
  padding: 0 0 clamp(36px, 6vw, 58px);
  margin: 0 0 clamp(36px, 6vw, 58px);
  border-bottom: 1px solid var(--line);
}

.section:last-child {
  margin-bottom: 0;
  border-bottom: 0;
}

.intro-kicker {
  width: fit-content;
  margin: 0 0 12px;
  padding: 3px 10px;
  color: var(--accent-strong);
  background: var(--accent-soft);
  border: 1px solid #d4e8df;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h2 {
  margin: 0 0 18px;
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  line-height: 1.15;
}

.prose p {
  max-width: 78ch;
  margin: 0 0 18px;
  color: #303a42;
}

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

.news-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.news-list li {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.news-list time {
  color: var(--accent);
  font-size: 0.88rem;
  font-weight: 800;
}

.publication-list {
  display: grid;
  gap: 0;
}

.publication {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 18px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.publication:last-child {
  border-bottom: 1px solid var(--line);
}

.publication-year {
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 850;
}

.publication h3 {
  margin: 0 0 8px;
  font-size: clamp(1.03rem, 2vw, 1.18rem);
  line-height: 1.35;
}

.authors,
.venue {
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.venue {
  margin-top: 6px;
  color: #4b5660;
  font-style: italic;
}

.site-footer {
  max-width: 1230px;
  margin: 0 auto;
  padding: 28px clamp(18px, 5vw, 64px) 42px;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 760px) {
  .site-header {
    position: static;
    display: grid;
    gap: 10px;
  }

  .site-nav {
    justify-content: start;
  }

  .page-shell {
    display: block;
  }

  .profile {
    position: static;
    margin-bottom: 42px;
  }

  .profile-photo {
    width: 176px;
  }

  .news-list li,
  .publication {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}

@media (max-width: 430px) {
  body {
    font-size: 15px;
  }

  .site-nav {
    gap: 8px 14px;
  }

  .profile-photo {
    width: 148px;
  }
}