/* 重置样式 */
* { margin: 0; padding: 0; box-sizing: border-box; -webkit-box-sizing: border-box; -moz-box-sizing: border-box; }

body { font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif; font-size: 14px; line-height: 1.6; color: #333; background-color: #f5f5f5; }

a { text-decoration: none; color: #333; transition: color 0.3s; }
a:hover { color: #1e88e5; }

img { max-width: 100%; height: auto; border: 0; vertical-align: middle; }

ul, ol { list-style: none; }

/* 主容器 */
.zhuti { width: 100%; max-width: 1200px; margin: 0 auto; background-color: #fff; overflow: hidden; }

/* 头部 */
.toubu { width: 100%; padding: 20px 0; background-color: #fff; border-bottom: 1px solid #e0e0e0; }
.toubu-neirong { width: 94%; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 24px; font-weight: bold;}
.logo a { color: #1e88e5; }
.daohang ul { display: flex; }
.daohang ul li { margin-left: 30px; }
.daohang ul li a { font-size: 16px; padding: 5px 0; position: relative; }
.daohang ul li a:hover:after { content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 2px; background-color: #1e88e5; }

/* 面包屑导航 */
.mianbaoxie { width: 94%; margin: 20px auto; color: #999; font-size: 13px; }
.mianbaoxie a { color: #666; }

/* 横幅 */
.guanggao { width: 100%; height: 20px; background-color: #e3f2fd; display: flex; justify-content: center; align-items: center; margin-bottom: 30px; }

/* 主要内容区 */
.zhuyao { width: 94%; margin: 0 auto; display: flex; flex-wrap: wrap; justify-content: space-between; }

/* 文章列表页样式 */
.wenzhang-liebiao { width: 70%; }
.wenzhang-item { margin-bottom: 30px; border-bottom: 1px solid #e0e0e0; padding-bottom: 20px; }
.wenzhang-item:last-child { border-bottom: none; }
.wenzhang-biaoti { font-size: 22px; margin-bottom: 15px; color: #333; }
.wenzhang-jianjie { color: #666; margin-bottom: 15px; font-size: 15px; }

.wenzhang-info { display: flex; color: #999; font-size: 12px; }
.wenzhang-info span { margin-right: 15px; }

/* 文章内容页样式 */
.wenzhang-xiangqing { width: 94%; margin: 0 auto; display: flex; flex-wrap: wrap; justify-content: space-between; }
.wenzhang-zhuti { width: 70%; padding-bottom: 0px; }
.wenzhang-biaoti { font-size: 26px; margin-bottom: 15px; color: #333; line-height: 1.3; font-weight: normal; }
.wenzhang-info { display: flex; align-items: center; color: #999; font-size: 13px; }
.wenzhang-info span { margin-right: 15px; display: flex; align-items: center;margin-bottom: 15px; }
.wenzhang-info i { margin-right: 5px; font-size: 14px; }

.wenzhang-neirong { font-size: 15px; line-height: 1.8; color: #444; }
.wenzhang-neirong p { margin-bottom: 15px; text-align: justify; }
.wenzhang-neirong h2 { font-size: 20px; margin: 25px 0 15px; color: #333; padding-left: 10px; border-left: 4px solid #1e88e5; }
.wenzhang-neirong h3 { font-size: 18px; margin: 20px 0 10px; color: #333; }
.wenzhang-neirong ul, .wenzhang-neirong ol { margin: 15px 0 15px 20px; }
.wenzhang-neirong ul li, .wenzhang-neirong ol li { margin-bottom: 8px; }
.wenzhang-neirong blockquote { border-left: 3px solid #1e88e5; background-color: #f5f9fd; padding: 10px 15px; margin: 15px 0; color: #555; }
.wenzhang-biaoqian { margin: 30px 0; display: flex; align-items: center; flex-wrap: wrap; }
.wenzhang-biaoqian span { margin-right: 10px; color: #666; }
.wenzhang-biaoqian a { display: inline-block; padding: 3px 10px; background-color: #e3f2fd; border-radius: 3px; font-size: 12px; margin-right: 8px; margin-bottom: 8px; color: #1e88e5; }

/* 侧边栏通用样式 */
.cebian { width: 28%; }
.cebian-module { background-color: #fff; border-radius: 4px; box-shadow: 0 1px 3px rgba(0,0,0,0.1); margin-bottom: 20px; padding: 15px; }
.cebian-biaoti { font-size: 18px; padding-bottom: 10px; border-bottom: 1px solid #e0e0e0; margin-bottom: 15px; color: #333; }
.remen-wenzhang ul li { padding: 8px 0; border-bottom: 1px dashed #e0e0e0; }
.remen-wenzhang ul li:last-child { border-bottom: none; }
.biaoqian ul { display: flex; flex-wrap: wrap; }
.biaoqian ul li { margin: 0 8px 8px 0; padding: 3px 10px; background-color: #e3f2fd; border-radius: 3px; font-size: 12px; }

/* 侧边栏推荐文章 */
.tuijian-wenzhang .wenzhang-item { display: flex; margin-bottom: 15px; padding-bottom: 15px; border-bottom: 1px dashed #e0e0e0; }
.tuijian-wenzhang .wenzhang-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.tuijian-wenzhang .wenzhang-tu { width: 80px; height: 60px; margin-right: 10px; flex-shrink: 0; }
.tuijian-wenzhang .wenzhang-tu img { width: 100%; height: 100%; object-fit: cover; border-radius: 3px; }
.tuijian-wenzhang .wenzhang-ming { font-size: 14px; line-height: 1.4; }

/* 页脚 */
.jiaobu { width: 100%; background-color: #333; color: #999; padding: 30px 0; margin-top: 30px; }
.jiaobu-neirong { width: 94%; margin: 0 auto; text-align: center; font-size: 14px; }
.jiaobu-neirong a{ color: #999;}

/* 响应式设计 */
@media screen and (max-width: 768px) {
    .toubu-neirong { flex-direction: column; }
    .daohang ul { margin-top: 15px; }
    .daohang ul li { margin: 0 10px; }
    .zhuyao, .wenzhang-xiangqing { flex-direction: column; }
    .wenzhang-liebiao, .wenzhang-zhuti, .cebian { width: 100%; }
    .cebian { margin-top: 30px; }
    .wenzhang-biaoti { font-size: 22px; }
    .wenzhang-info { flex-wrap: wrap; }
    .wenzhang-info span { margin-bottom: 5px; }
    .tuijian-wenzhang .wenzhang-item { flex-direction: column; }
    .tuijian-wenzhang .wenzhang-tu { width: 100%; height: auto; margin-right: 0; margin-bottom: 10px; }
}