/* Minimal academic homepage — inspired by the Skeleton-based academic template.
   No frameworks, no JS. */

*, *::before, *::after { box-sizing: border-box; }

html { font-size: 62.5%; }

body {
  margin: 0;
  font-family: "Raleway", "HelveticaNeue", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 1.6rem;
  line-height: 1.6;
  font-weight: 400;
  color: #222;
  background: #fff;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
}

a { color: #1eaedb; text-decoration: none; }
a:hover { color: #0fa0ce; }

p { margin: 0 0 1.5rem 0; }

h1 {
  font-size: 4rem;
  font-weight: 300;
  letter-spacing: -0.1rem;
  margin: 0 0 0.5rem 0;
  line-height: 1.2;
}

/* ---------- Header ---------- */

.header {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-top: 60px;
  margin-bottom: 60px;
}

.header-photo {
  flex: 0 0 160px;
}

.header-photo img {
  width: 100%;
  border-radius: 50%;
  display: block;
}

.main-description p { margin-bottom: 2px; }

.icon-links { margin-top: 8px; }

.icon-links a {
  display: inline-block;
  margin-right: 12px;
  color: #222;
}

.icon-links a:hover { color: #1eaedb; }

.icon-links svg {
  width: 24px;
  height: 24px;
  vertical-align: middle;
}

/* ---------- Nav ---------- */

.site-nav {
  position: sticky;
  top: 10px;
  z-index: 100;
  margin-bottom: 10px;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 10px 20px;
  text-align: center;
  background: #f4f4f4;
  border-radius: 10px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.08);
}

.site-nav li {
  display: inline-block;
  margin: 0 12px;
}

.site-nav a {
  color: #333;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15rem;
  text-decoration: none;
}

.site-nav a:hover { color: #1eaedb; }

/* ---------- Sections ---------- */

.docs-section {
  border-top: 1px solid #eee;
  padding: 4rem 0;
  scroll-margin-top: 70px;
}

.section-header {
  text-transform: uppercase;
  font-size: 1.5rem;
  letter-spacing: 0.2rem;
  font-weight: 600;
  margin: 0 0 2rem 0;
}

/* ---------- News ---------- */

.news-item {
  display: flex;
  gap: 16px;
  margin-bottom: 8px;
}

.news-date {
  color: #fa8072;
  flex: 0 0 130px;
}

/* ---------- Publications / vitae entries ---------- */

.paper, .vitae-item { margin-bottom: 20px; }

.paper p, .vitae-item p { margin-bottom: 2px; }

.paper .title, .vitae-item .title { margin-bottom: 2px; }

.paper-desc {
  color: #555;
  font-size: 1.45rem;
  margin-top: 4px;
}

.vitae-item .meta { color: #888; font-size: 1.4rem; }

/* ---------- Footer ---------- */

.footer {
  text-align: center;
  color: rgba(0, 0, 0, 0.4);
  border-top: 1px solid #eee;
  padding: 15px 0 40px 0;
}

.footer p { margin: 0; font-size: 1.3rem; }

/* ---------- Mobile ---------- */

@media (max-width: 549px) {
  .header {
    flex-direction: column;
    text-align: center;
    margin-top: 40px;
    margin-bottom: 40px;
  }
  .header-photo { flex-basis: auto; width: 150px; }
  h1 { font-size: 3.2rem; }
  .news-item { flex-direction: column; gap: 0; margin-bottom: 14px; }
  .news-date { flex-basis: auto; }
  .site-nav { position: static; }
  .site-nav ul { border-radius: 0; padding: 8px 10px; }
  .site-nav li { margin: 0 7px; }
  .site-nav a { font-size: 11px; letter-spacing: 0.1rem; }
}