:root {
  --bg: #f8f9fb;
  --panel: #ffffff;
  --text: #20262d;
  --muted: #5b6570;
  --line: #d8dee6;
  --accent: #345c86;
  --accent-soft: #eef3f8;
  --shadow: 0 12px 32px rgba(25, 43, 60, 0.06);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Source Sans 3", sans-serif;
  color: var(--text);
  background:
    linear-gradient(180deg, rgba(227, 236, 247, 0.5), rgba(248, 249, 251, 0) 280px),
    var(--bg);
  line-height: 1.7;
}

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

a:hover {
  text-decoration: underline;
}

.site-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto 48px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 0;
  background: rgba(248, 249, 251, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(216, 222, 230, 0.9);
}

.site-title,
.sidebar h1,
.section h2,
.pub-item h3,
.card h3,
.entry h3 {
  font-family: "Lora", serif;
}

.site-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 1rem;
}

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

.nav-links a.is-active {
  color: var(--accent);
  font-weight: 700;
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 8px;
  padding: 8px 12px;
  font: inherit;
}

.layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 42px;
  padding-top: 28px;
}

.sidebar {
  position: sticky;
  top: 84px;
  align-self: start;
}

.portrait {
  width: 132px;
  height: 132px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #456f9e, #89a8c8);
  color: white;
  font-family: "Lora", serif;
  font-size: 2rem;
  margin-bottom: 18px;
}

.sidebar h1 {
  margin: 0 0 10px;
  font-size: 2rem;
  line-height: 1.1;
}

.role,
.affiliation,
.location {
  margin: 0 0 8px;
  color: var(--muted);
}

.sidebar-links,
.plain-list,
.news-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.sidebar-links {
  margin-top: 18px;
}

.sidebar-links li {
  margin-bottom: 8px;
}

.sidebar-section {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.sidebar-section h2 {
  margin: 0 0 10px;
  font-size: 1.1rem;
}

.plain-list li {
  margin-bottom: 7px;
  color: var(--muted);
}

.content {
  min-width: 0;
}

.section {
  padding-bottom: 34px;
  margin-bottom: 34px;
  border-bottom: 1px solid var(--line);
}

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

.section h2 {
  margin: 0 0 16px;
  font-size: 1.9rem;
}

.section p {
  margin: 0 0 14px;
}

.news-list li {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  gap: 16px;
  padding: 8px 0;
  color: var(--text);
}

.news-list span,
.entry-year,
.pub-meta {
  color: var(--muted);
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.minor-link {
  white-space: nowrap;
}

.pub-item {
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.pub-item:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.pub-item h3 {
  margin: 0 0 6px;
  font-size: 1.25rem;
}

.pub-meta {
  margin: 0 0 4px;
}

.pub-links a {
  margin-right: 14px;
  font-weight: 700;
  text-transform: lowercase;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.card h3 {
  margin: 0 0 10px;
  font-size: 1.15rem;
}

.entry-list {
  display: grid;
  gap: 18px;
}

.entry {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  gap: 18px;
}

.entry h3 {
  margin: 0 0 6px;
  font-size: 1.15rem;
}

.entry p {
  margin: 0 0 6px;
}

@media (max-width: 920px) {
  .layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .sidebar {
    position: static;
  }

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

@media (max-width: 760px) {
  .topbar {
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .menu-toggle {
    display: inline-block;
  }

  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 10px;
  }

  .nav-links.is-open {
    display: flex;
  }

  .news-list li,
  .entry {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}