/*
Theme Name: SEO24
Author: SEO
Version: 1.0
*/
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: "Noto Sans SC", sans-serif;
  background: #f8f9fa;
  color: #212529;
  line-height: 1.9;
}
a {
  color: #0b7285;
  text-decoration: none;
}
a:hover {
  color: #0c8599;
}
img {
  max-width: 100%;
  border-radius: 6px;
}

/* 布局 */
.kcontainer {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 15px;
}
.kflex {
  display: flex;
  gap: 25px;
  margin: 25px 0;
}
@media (max-width: 900px) {
  .kflex {
    flex-direction: column;
  }
}
.kmain {
  flex: 1;
}
.kside {
  width: 280px;
}
@media (max-width: 900px) {
  .kside {
    width: 100%;
  }
}

/* 头部 */
.kheader {
  background: #0b7285;
  padding: 30px 0;
  text-align: center;
}
.kheader h1 {
  font-size: 26px;
  color: #fff;
}
.kheader a {
  color: #fff;
}

/* 导航 */
.knav {
  background: #0a5c6e;
}
.knav ul {
  display: flex;
  justify-content: center;
  list-style: none;
  flex-wrap: wrap;
}
.knav a {
  color: #fff;
  padding: 12px 20px;
  display: inline-block;
}

/* 文章卡片 */
.kitem {
  background: #fff;
  padding: 22px;
  border-radius: 10px;
  margin-bottom: 18px;
  display: flex;
  gap: 20px;
}
.kthumb {
  width: 150px;
  height: 150px;
  flex-shrink: 0;
  border-radius: 8px;
  overflow: hidden;
}
.kthumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.ktop {
  font-size: 13px;
  color: #666;
  margin-bottom: 8px;
}
.ktop span {
  margin-right: 10px;
}
.ktop a {
  color: #0b7285;
}
.ktop a:hover {
  color: #0c8599;
}
.ktitle {
  font-size: 19px;
  margin-bottom: 10px;
}
.ksummary {
  font-size: 15px;
  color: #444;
}

/* 分页 */
.kpage {
  text-align: center;
  margin: 35px 0;
}
.kpage a,
.kpage span {
  display: inline-block;
  padding: 7px 14px;
  background: #fff;
  border: 1px solid #e9ecef;
  border-radius: 5px;
  margin: 0 3px;
}
.kpage .current {
  background: #0b7285;
  color: #fff;
  border-color: #0b7285;
}

/* 侧边栏 */
.kwidget {
  background: #fff;
  padding: 20px;
  border-radius: 10px;
  margin-bottom: 20px;
}
.kwidget h3 {
  font-size: 17px;
  padding-bottom: 10px;
  border-bottom: 1px solid #eee;
  margin-bottom: 15px;
}
.klist {
  display: flex;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px dashed #eee;
  align-items: center;
}
.klistimg {
  width: 55px;
  height: 55px;
  flex-shrink: 0;
  border-radius: 4px;
  overflow: hidden;
}
.klistimg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.klisttxt {
  flex: 1;
  font-size: 14px;
}

/* 内容页 */
.ksingle {
  background: #fff;
  padding: 35px;
  border-radius: 10px;
}
.ksingle h1 {
  font-size: 24px;
  text-align: center;
  margin-bottom: 25px;
}
.ksinglecontent {
  font-size: 16px;
  line-height: 2.1;
}

/* 上下篇 */
.kpostnav {
  display: flex;
  justify-content: space-between;
  margin: 30px 0;
}
.kpostnav a {
  padding: 10px 16px;
  background: #fff;
  border: 1px solid #eee;
  border-radius: 5px;
}

/* 相关文章 */
.krelated {
  margin-top: 35px;
}
.krelated h3 {
  font-size: 19px;
  margin-bottom: 15px;
  padding-left: 10px;
  border-left: 4px solid #0b7285;
}
.krelated a {
  display: block;
  padding: 8px 0;
  border-bottom: 1px dashed #eee;
  font-size: 15px;
}

/* 底部 */
.kfooter {
  background: #fff;
  text-align: center;
  padding: 30px 0;
  margin-top: 40px;
  border-top: 1px solid #eee;
  color: #666;
  font-size: 14px;
}