* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Microsoft YaHei", sans-serif;
  background: #f6f8fa;
  color: #333;
  line-height: 1.7;
}

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

.header {
  background: #2c3e50;
  color: #fff;
  padding: 50px 0;
  text-align: center;
  margin-bottom: 40px;
}

.header h1 {
  font-size: 32px;
  margin-bottom: 8px;
}

.header p {
  font-size: 16px;
  opacity: 0.9;
}

.article-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.card {
  background: #fff;
  padding: 24px;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.date {
  font-size: 14px;
  color: #999;
  margin-bottom: 8px;
}

.card h2 a {
  font-size: 22px;
  color: #2c3e50;
  text-decoration: none;
}

.card h2 a:hover {
  color: #3498db;
}

.desc {
  margin-top: 10px;
  color: #555;
}

.footer {
  margin-top: 60px;
  padding: 30px 0;
  text-align: center;
  font-size: 14px;
  color: #999;
}