/*
Theme Name: portal5
Author: New
Version: 1.0
Description: 全新独立中国红SEO主题
*/
* { margin:0; padding:0; box-sizing:border-box }
body {
    font-family:"Microsoft YaHei",sans-serif;
    font-size:15px;
    color:#333;
    background:#f6f6f6;
    line-height:1.7;
}
a { color:#333; text-decoration:none }
a:hover { color:#c41e3a }
img { max-width:100%; height:auto; display:block }
ul { list-style:none }

.rd-container { max-width:1200px; margin:0 auto; padding:0 15px }

/* 头部红色 */
.rd-header {
    background:#c41e3a;
    padding:20px 0;
    margin-bottom:20px;
}
.rd-logo {
    font-size:24px;
    font-weight:bold;
    color:#fff;
}

/* 面包屑 */
.rd-crumb {
    background:#fff;
    padding:12px 18px;
    border-radius:6px;
    font-size:13px;
    color:#666;
    margin-bottom:20px;
    border-left:3px solid #c41e3a;
}

/* 布局 */
.rd-row { display:flex; gap:25px; margin-bottom:30px }
.rd-main { flex:1 }
.rd-sidebar { width:300px }
@media(max-width:900px){
    .rd-row{flex-direction:column}
    .rd-sidebar{width:100%}
}

/* 文章卡片 */
.rd-card {
    background:#fff;
    padding:22px;
    border-radius:8px;
    margin-bottom:18px;
    display:flex;
    gap:20px;
    box-shadow:0 1px 2px rgba(0,0,0,.05);
}
.rd-thumb { width:180px; height:125px; border-radius:6px; overflow:hidden; flex-shrink:0 }
.rd-thumb img { width:100%; height:100%; object-fit:cover }
.rd-title { font-size:17px; font-weight:500; margin-bottom:6px }
.rd-meta { font-size:12px; color:#999; margin-bottom:8px }
.rd-desc { font-size:14px; color:#666 }

/* 分页 */
.rd-pager { text-align:center; margin:30px 0 }
.rd-pager a,.rd-pager span {
    display:inline-block; padding:7px 14px;
    background:#fff; border:1px solid #eee;
    border-radius:6px; margin:0 3px;
}
.rd-pager .current { background:#c41e3a; color:#fff; border-color:#c41e3a }

/* 侧边栏 */
.rd-widget {
    background:#fff;
    padding:20px;
    border-radius:8px;
    margin-bottom:20px;
}
.rd-widget h3 {
    font-size:16px;
    padding-bottom:10px;
    border-bottom:2px solid #c41e3a;
    margin-bottom:15px;
}
.rd-widget li { padding:6px 0; border-bottom:1px dashed #eee }

/* 内容页 */
.rd-single { background:#fff; padding:40px; border-radius:8px }
.rd-single h1 { font-size:24px; text-align:center; margin-bottom:20px }
.rd-content { font-size:16px; line-height:2 }

/* 上下篇 */
.rd-postnav {
    display:flex;
    justify-content:space-between;
    margin:30px 0;
}
.rd-postnav a {
    background:#fff;
    padding:12px 18px;
    border-radius:8px;
    border:1px solid #eee;
}

/* 相关文章 */
.rd-related { background:#fff; padding:25px; border-radius:8px; margin-top:20px }

/* 猜你喜欢 4列 */
.rd-grid {
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:18px;
    margin:30px 0;
}
@media(max-width:768px){.rd-grid{grid-template-columns:repeat(2,1fr)}}
.rd-grid-item { background:#fff; border-radius:8px; overflow:hidden }
.rd-grid-img { height:110px }
.rd-grid-img img { width:100%; height:100%; object-fit:cover }
.rd-grid-title {
    padding:12px;
    font-size:14px;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
}

/* 底部 */
.rd-footer {
    background:#c41e3a;
    color:#fff;
    text-align:center;
    padding:25px 0;
    margin-top:30px;
    font-size:13px;
}