/*
Theme Name: seo3
Version: 1.0
Author: MiniSEO
*/
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: "Microsoft YaHei", sans-serif;
  background: #f6f6f6;
  color: #333;
  line-height: 1.7;
}
a {
  color: #333;
  text-decoration: none;
}
a:hover {
  color: #007bff;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* 容器：PC 1280px 适配 */
.container {
  max-width: 1280px; /* 你要的 1280 宽度 */
  margin: 0 auto;
  padding: 0 15px;
}
/* 核心 flex 布局：禁止换行 + 控制收缩 */
.row {
  display: flex;
  flex-wrap: nowrap; /* 强制不换行（关键） */
  gap: 20px;
  align-items: flex-start;
}
/* 主内容：允许收缩，不设死 min-width */
.main {
  flex: 1;
  flex-shrink: 1;
  min-width: 0; /* 解决 flex 子元素溢出（关键） */
}
/* 侧边栏：固定宽度，不收缩 */
.sidebar {
  width: 280px;
  flex-shrink: 0; /* 禁止侧边栏被挤压（关键） */
}
/* 移动端：自动堆叠 */
@media (max-width: 992px) {
  .row {
    flex-wrap: wrap;
  }
  .main, .sidebar {
    width: 100%;
    flex-shrink: 1;
  }
}

/* 头部 */
.header {
  background: #fff;
  padding: 20px 0;
  text-align: center;
  margin-bottom: 20px;
  border-bottom: 1px solid #eee;
}
.logo {
  font-size: 22px;
  font-weight: bold;
}

/* 导航 */
.nav {
  background: #007bff;
  margin-bottom: 20px;
}
.nav ul {
  display: flex;
  justify-content: center;
  list-style: none;
  flex-wrap: wrap;
}
.nav a {
  color: #fff;
  padding: 12px 20px;
  display: block;
}
.nav a:hover {
  background: #0056b3;
}

/* 文章卡片 */
.card {
  background: #fff;
  padding: 15px;
  border-radius: 6px;
  margin-bottom: 15px;
  display: flex;
  gap: 15px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.thumb {
  width: 160px;
  height: 160px;
  object-fit: cover;
  flex-shrink: 0;
  background: #f1f1f1;
}
.info {
  flex: 1;
}
.title {
  font-size: 17px;
  margin-bottom: 5px;
}
.date {
  font-size: 12px;
  color: #999;
  margin-bottom: 8px;
}
.excerpt {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}

/* 网格推荐 */
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  margin: 20px 0;
}
.grid-item {
  background: #fff;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.grid-thumb {
  width: 100%;
  height: 150px;
  object-fit: cover;
}
.grid-title {
  padding: 10px;
  font-size: 14px;
}
@media (max-width: 768px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .card { flex-direction: column; }
  .thumb { width: 100%; height: 200px; }
}

/* 侧边栏小工具 */
.widget {
  background: #fff;
  padding: 18px;
  border-radius: 6px;
  margin-bottom: 15px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.widget h3 {
  font-size: 16px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid #eee;
}
.widget ul {
  list-style: none;
}
.widget li {
  padding: 5px 0;
  font-size: 14px;
}

/* 分页 */
.pagination {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin: 20px 0;
  flex-wrap: wrap;
}
.pagination a, .pagination span {
  padding: 7px 14px;
  background: #fff;
  border: 1px solid #eee;
  border-radius: 4px;
}
.pagination .current {
  background: #007bff;
  color: #fff;
  border-color: #007bff;
}

/* 内容页 */
.single {
  background: #fff;
  padding: 25px;
  border-radius: 6px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.single h1 {
  font-size: 22px;
  text-align: center;
  margin-bottom: 15px;
}
.content {
  font-size: 16px;
  line-height: 1.9;
  margin-top: 20px;
}