body {
  background-color: #0f0f0f;
  color: #ddd;
  font-family: "Inter", sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 800px;
  margin: 2rem auto;
  padding: 0 1.2rem;
}

/* Navigation */
.top-nav {
  background: #111;
  text-align: center;
  padding: 1rem;
  border-bottom: 1px solid #222;
}

.top-nav a {
  color: #bbb;
  text-decoration: none;
  margin: 0 1rem;
  font-weight: 500;
  letter-spacing: 0.5px;
}

.top-nav a:hover,
.top-nav a.active {
  color: #fff;
}

/* Articles list */
#articles {
  margin-top: 2rem;
}

.article-item {
  padding: 0.8rem 0;
  border-bottom: 1px solid #222;
}

.article-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.article-header h2 {
  font-size: 1.1rem;
  margin: 0;
}

.article-header a {
  color: #eee;
  text-decoration: none;
}

.article-header a:hover {
  color: #fff;
  text-decoration: underline;
}

.article-header .date {
  color: #666;
  font-size: 0.9rem;
  white-space: nowrap;
  margin-left: 1rem;
}

.tags {
  color: #777;
  font-size: 0.9rem;
  margin: 0.3rem 0 0;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem 0;
  border-top: 1px solid #222;
  font-size: 0.9rem;
  color: #555;
  margin-top: 3rem;
}