:root {
  --background: #f7f7f5;
  --card: #ffffff;
  --text: #222222;
  --muted: #666666;
  --border: #dddddd;
  --accent: #5b1f1f;
  --accent-light: #f3e9e9;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Georgia, 'Times New Roman', serif;
  color: var(--text);
  background: var(--background);
  line-height: 1.6;
}

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

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

.container {
  width: min(1050px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 28px 0 18px;
}

.header-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: end;
}

h1,
h2,
h3,
h4 {
  line-height: 1.25;
}

h1 {
  margin: 0;
  font-size: 2.2rem;
}

h2 {
  font-size: 1.55rem;
}

h3 {
  font-size: 1.2rem;
  margin-top: 28px;
}

.subtitle,
.muted {
  color: var(--muted);
}

.subtitle {
  margin: 6px 0 0;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

nav a {
  padding: 6px 10px;
  border-radius: 999px;
}

nav a.active,
nav a:hover,
nav a:focus {
  background: var(--accent-light);
  text-decoration: none;
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 24px;
  padding: 32px 0;
}

.single-column {
  padding: 32px 0;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 26px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
}

.main-card h2,
.card h2 {
  margin-top: 0;
}

.sidebar {
  align-self: start;
}

.profile-photo {
  width: 100%;
  display: block;
  border-radius: 12px;
  margin-bottom: 22px;
  border: 1px solid var(--border);
}

.entry {
  border-top: 1px solid var(--border);
  padding-top: 18px;
  margin-top: 18px;
}

.publication-list,
.teaching-list {
  padding-left: 1.2rem;
}

.publication-list li,
.teaching-list li {
  margin-bottom: 14px;
}

.pub-status,
.course-dates {
  color: var(--muted);
}

.teaching-list strong {
  font-weight: 700;
}

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  padding: 22px 0;
  font-size: 0.95rem;
}

@media (max-width: 760px) {
  .header-grid,
  .content-grid {
    grid-template-columns: 1fr;
  }

  nav {
    margin-top: 8px;
  }
}