/* === Base === */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: #222;
  background-color: #fafafa;
}

/* === Navbar === */
.navbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background-color: #ffffff;
  border-bottom: 1px solid #eee;
  padding: 0.7rem 3rem;
  display: flex;
  justify-content: flex-end;
  gap: 2rem;
}

.navbar a {
  text-decoration: none;
  color: #444;
  font-size: 0.95rem;
}

.navbar a:hover {
  color: #e28a17;
}

.navbar a.active {
  color: #e28a17;
  font-weight: 600;
}

/* === Main layout === */
.page {
  max-width: 950px;
  margin: 2.5rem auto 3rem;
  padding: 0 3rem;
}

/* === Headings === */
h1 {
  font-size: 2.2rem;
  margin: 0 0 0.3rem;
}

h1 strong {
  font-weight: 700;
}

h2 {
  margin-top: 3rem;
  margin-bottom: 0.8rem;
  font-size: 1.3rem;
  text-transform: none;
}

/* underline like Eritas site */
h2::after {
  content: "";
  display: block;
  width: 40px;
  height: 2px;
  margin-top: 0.4rem;
  background-color: #f0a435;
}

/* === About page layout (index) === */
.about-wrapper {
  display: flex;
  gap: 3rem;
  align-items: flex-start;
}

.about-main {
  flex: 2;
}

.about-side {
  flex: 1;
  font-family: "Courier New", monospace;
  font-size: 0.95rem;
}

/* image card */
.about-side img {
  width: 100%;
  border-radius: 12px;
  display: block;
  margin-bottom: 0.8rem;
}

/* === News list === */
.news-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  column-gap: 2rem;
  margin-bottom: 0.7rem;
  font-size: 0.95rem;
}

.news-date {
  font-weight: 600;
}

/* === Publications === */
.pub-list {
  list-style: none;
  padding-left: 0;
}

.pub-item {
  margin-bottom: 1.1rem;
  font-size: 0.95rem;
}

.pub-title {
  font-weight: 600;
}

.pub-authors {
  color: #555;
}

.pub-venue {
  font-style: italic;
}

/* === Misc === */
a {
  color: #e28a17;
}

a:hover {
  color: #c57311;
}

footer {
  margin-top: 3rem;
  font-size: 0.85rem;
  color: #777;
}

/* === Responsive === */
@media (max-width: 800px) {
  .navbar {
    justify-content: center;
    padding: 0.7rem 1.2rem;
    gap: 1rem;
    flex-wrap: wrap;
  }

  .page {
    padding: 0 1.5rem;
  }

  .about-wrapper {
    flex-direction: column;
  }

  .news-item {
    grid-template-columns: 1fr;
    row-gap: 0.1rem;
  }
}