body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  background: #f4f4f4;
}

header {
  text-align: center;
  padding: 2rem 1rem;
  background: white;
  border-bottom: 1px solid #ddd;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  padding: 2rem;
  max-width: 1200px;
  margin: auto;
}

.card {
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  transition: transform 0.2s ease;
}

.card:hover {
  transform: translateY(-5px);
}

.card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.card h2 {
  font-size: 1.1rem;
  padding: 0.75rem 1rem 0 1rem;
}

.card .meta {
  font-size: 0.9rem;
  color: #666;
  padding: 0 1rem 1rem;
}

footer {
  text-align: center;
  padding: 1rem;
  background: white;
  color: #999;
  font-size: 0.85rem;
}