* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.6;
  color: #1f2937;
  background: linear-gradient(180deg, #f8fafc 0%, #eef2f7 100%);
  background-repeat: no-repeat;
  min-height: 100vh;
}

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 20px;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
  gap: 16px;
}

nav {
  display: flex;
  gap: 20px;
}

h1 {
  margin: 0;
  font-size: 2rem;
}

.site-title {
  border-bottom: none;
}

.site-title:hover {
  border-bottom: none;
}

a {
  color: #0f172a;
  text-decoration: none;
  border-bottom: 1px solid #94a3b8;
}

a:hover {
  border-bottom-color: #0f172a;
}

.about p {
  margin: 0 0 16px;
  font-size: 1.08rem;
}

.about h2 {
  margin: 28px 0 14px;
  font-size: 1.25rem;
}

.about ul {
  margin: 0 0 18px;
  padding-left: 22px;
}

.about li {
  margin-bottom: 10px;
}

.content {
  display: block;
}

@media (max-width: 780px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }
}