/* style.css */
/* 全局样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: "Source Han Sans", 'Microsoft JhengHei', 'LiSu', sans-serif;
  color: #333;
  background-color: #f5f5f5;
}
.container {
  width: 900px;
  margin: 0 auto;
}

.site-title {
    width:100%;
    text-align:center;
    padding:30px 0;
    margin:0 auto;
}
    
.site-title a {
    font-size:26px;
    color:#2c3e50;
    text-decoration:none;
    font-weight:bold;
}
    
.nav {
    width:100%;
    padding:12px 0;
    margin:0 0 20px 0;
    border-top:3px solid #eee;
    border-bottom:3px solid #eee;
    background:transparent!important;
    text-align:center;
}

.nav .container {
    display:inline-block;
}

.nav ul {display:flex;list-style:none;margin:0;padding:0;gap:20px;flex-wrap:wrap;justify-content:center;}
.nav ul li a {color:#666;text-decoration:none;font-size:16px;}
.nav ul li a:hover {color:#2c3e50;}
.container main {padding:0;background:transparent!important;box-shadow:none!important;margin:0 auto;max-width:1200px;width:95%;}
.article-card-grid {display:grid;grid-template-columns:repeat(auto-fill, minmax(280px, 1fr));gap:20px;margin:0;}
.article-card {background:#fff;border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,0.08);overflow:hidden;transition:all 0.3s ease;cursor:pointer;}
.article-card:hover {transform:translateY(-5px);box-shadow:0 6px 15px rgba(44,62,80,0.15);}
.article-card-img {width:100%;height:180px;object-fit:contain;object-position:center;background-color:#f8f8f8;margin-top:10px;}
.article-card-content {padding:20px;}
.article-card-title {font-size:18px;color:#2c3e50;margin-bottom:8px;font-weight:600;}
.article-card-time {font-size:12px;color:#999;margin-bottom:10px;}
.article-card-desc {font-size:14px;color:#666;line-height:1.6;margin-bottom:15px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

@media (max-width:768px) {
    .article-card-grid {grid-template-columns:1fr;}
    .nav ul {gap:15px;}
    .footer {padding:30px 0 15px 0;margin-top:30px;}
}

.footer {
    width: 100%;
    text-align: center;
    padding: 20px 0 20px 0;
    margin-top: 50px;
    font-size: 14px;
    color: #999;
    border-top: 1px solid #f0f0f0;
}
.footer a {
    color: #666;
    text-decoration: none;
}
.footer a:hover {
    color: #2c3e50;
}

/* 卡片鼠标悬浮显示小手指针，点击体验更好 */
.article-card { cursor: pointer; }