body {
  font-family: system-ui, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 20px;
  background: #f9f9f9;
  color: #333;
}

header, footer {
  background: #333;
  color: #fff;
  text-align: center;
  padding: 1rem;
}

h1, h2 {
  color: #222;
}

a {
  color: #007acc;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

main {
  max-width: 700px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.posts-list article {
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #ccc;
}

.date {
  font-size: 0.9rem;
  color: #888;
}

.blog-post h3 {
  margin-top: 1.5rem;
}