body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    margin: 0;
    padding: 0;
    background: #f5f5f5;
    color: #333;
}

.blog-wrapper {
    max-width: 720px;
    margin: 0 auto;
    padding: 40px 20px 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.blog-header {
    text-align: center;
    padding: 30px 0 20px;
    border-bottom: 1px solid #e0e0e0;
    margin-bottom: 30px;
}

.blog-site-title {
    font-size: 28px;
    font-weight: 600;
    color: #222;
    margin: 0 0 8px;
}

.blog-site-desc {
    font-size: 14px;
    color: #999;
    margin: 0;
}

.blog-main {
    flex: 1;
}

.blog-post {
    background: #fff;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.blog-post-title {
    font-size: 22px;
    font-weight: 600;
    color: #222;
    margin: 0 0 12px;
}

.blog-post-meta {
    font-size: 13px;
    color: #aaa;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid #f0f0f0;
}

.blog-post-content p {
    font-size: 15px;
    line-height: 1.8;
    color: #555;
    margin: 0 0 16px;
    text-indent: 2em;
}

.blog-post-content p:last-child {
    margin-bottom: 0;
}

.blog-footer {
    text-align: center;
    padding: 30px 0 20px;
    margin-top: 40px;
    border-top: 1px solid #e0e0e0;
    font-size: 13px;
    color: #aaa;
}

.blog-footer p {
    margin: 4px 0;
}

.blog-icp a {
    color: #aaa;
    text-decoration: none;
}

.blog-icp a:hover {
    color: #666;
}

.icp-footer {
    text-align: center;
    padding: 16px 0;
    font-size: 12px;
    color: #aaa;
}

.icp-footer .icp-sep {
    margin: 0 8px;
}

.icp-footer a {
    color: #aaa;
    text-decoration: none;
}

.icp-footer a:hover {
    color: #666;
}