/* --- 基础变量与重置 (与首页保持一致) --- */
        :root {
            --primary: #00e676;
            --bg-body: #121212;
            --bg-card: #1e1e1e;
            --text-main: #ffffff;
            --text-sub: #b0b0b0;
            --border: #333333;
            --font-main: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; outline: none; }
        body { font-family: var(--font-main); background-color: var(--bg-body); color: var(--text-main); line-height: 1.6; }
        a { text-decoration: none; color: inherit; transition: 0.3s; }
        ul { list-style: none; }
        img { max-width: 100%; display: block; }

        /* --- 头部 (简化版) --- */
        header { background-color: #1f1f1f; border-bottom: 1px solid var(--border); padding: 15px 0; }
        .header-inner { max-width: 1400px; margin: 0 auto; padding: 0 20px; display: flex; justify-content: space-between; align-items: center; }
        .logo { font-size: 24px; font-weight: 900; color: #fff; }
        .logo span { color: var(--primary); }
        .back-home { font-size: 14px; color: var(--text-sub); }
        .back-home:hover { color: var(--primary); }

        /* --- 主体布局 --- */
        .container { max-width: 1400px; margin: 30px auto; padding: 0 20px; display: grid; grid-template-columns: 1fr 350px; gap: 30px; }

        /* --- 左侧文章区域 --- */
        .main-content { background: var(--bg-card); border-radius: 8px; padding: 40px; border: 1px solid var(--border); }
        
        /* 面包屑 */
        .breadcrumb { font-size: 12px; color: #666; margin-bottom: 20px; }
        .breadcrumb a:hover { color: var(--primary); }

        /* 文章标题 */
        .article-header { margin-bottom: 30px; border-bottom: 1px solid #333; padding-bottom: 20px; }
        .article-title { font-size: 32px; font-weight: bold; line-height: 1.4; margin-bottom: 15px; }
        .article-meta { display: flex; gap: 20px; font-size: 13px; color: #888; }
        .meta-tag { background: #333; padding: 2px 8px; border-radius: 4px; color: var(--primary); }

        /* 文章正文 */
        .article-body { font-size: 16px; color: #ddd; line-height: 1.8; }
        .article-body p { margin-bottom: 20px; }
        .article-body h2 { font-size: 24px; margin: 30px 0 15px; color: #fff; border-left: 4px solid var(--primary); padding-left: 15px; }
        .article-body img { border-radius: 8px; margin: 25px 0; }
        .article-body strong { color: #fff; }

        /* 标签与分享 */
        .article-tags { margin-top: 40px; padding-top: 20px; border-top: 1px solid #333; display: flex; gap: 10px; }
        .tag-item { font-size: 13px; color: #888; background: #222; padding: 5px 12px; border-radius: 4px; }
        .tag-item:hover { background: var(--primary); color: #000; }

        /* 上一篇/下一篇 */
        .post-nav { margin-top: 30px; display: flex; flex-direction: column; gap: 15px; }
        .post-nav a { display: block; padding: 15px; background: #222; border-radius: 6px; font-size: 14px; color: #ccc; }
        .post-nav a:hover { background: var(--primary); color: #000; }

        /* --- 右侧侧边栏 --- */
        .sidebar { display: flex; flex-direction: column; gap: 30px; }
        
        /* 通用卡片样式 */
        .widget { background: var(--bg-card); border-radius: 8px; padding: 20px; border: 1px solid var(--border); }
        .widget-title { font-size: 18px; font-weight: bold; margin-bottom: 20px; border-left: 3px solid var(--primary); padding-left: 10px; }

        /* 推荐资讯列表 */
        .rec-list .rec-item { display: flex; gap: 12px; margin-bottom: 15px; padding-bottom: 15px; border-bottom: 1px solid #2a2a2a; }
        .rec-list .rec-item:last-child { border: none; margin: 0; padding: 0; }
        .rec-thumb { width: 90px; height: 60px; border-radius: 4px; object-fit: cover; background: #333; flex-shrink: 0; }
        .rec-info h4 { font-size: 14px; line-height: 1.4; margin-bottom: 5px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .rec-info h4:hover { color: var(--primary); }
        .rec-date { font-size: 12px; color: #666; }

        /* 热门排行 */
        .rank-list li { counter-increment: rank; margin-bottom: 15px; display: flex; align-items: center; gap: 10px; }
        .rank-list li::before { content: counter(rank); font-size: 16px; font-weight: bold; color: #666; font-style: italic; }
        .rank-list li:nth-child(1)::before { color: #ff4444; }
        .rank-list li:nth-child(2)::before { color: #ffbb33; }
        .rank-list li:nth-child(3)::before { color: #aa66cc; }
        .rank-list a { font-size: 15px; }
        .rank-list a:hover { color: var(--primary); }

        /* --- 响应式 --- */
        @media (max-width: 992px) {
            .container { grid-template-columns: 1fr; }
            .main-content { padding: 25px; }
        }
        @media (max-width: 600px) {
            .article-title { font-size: 24px; }
            .article-body { font-size: 15px; }
        }
		        /* --- 底部样式 --- */
        footer {
            background-color: #181818;
            border-top: 1px solid #333;
            padding: 50px 0 20px;
            margin-top: 50px;
            color: #999;
        }

        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 顶部四列布局 */
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h3 {
            color: #fff;
            font-size: 16px;
            margin-bottom: 20px;
            border-left: 3px solid var(--primary);
            padding-left: 10px;
            font-weight: bold;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: #888;
            font-size: 14px;
            transition: 0.2s;
        }

        .footer-links a:hover {
            color: var(--primary);
            padding-left: 5px; /* 悬停微动效 */
        }

        /* 友情链接区域 */
        .footer-links-seo {
            border-top: 1px solid #2a2a2a;
            border-bottom: 1px solid #2a2a2a;
            padding: 20px 0;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 15px;
            flex-wrap: wrap;
        }

        .footer-links-seo h4 {
            color: #fff;
            font-size: 14px;
            font-weight: normal;
            white-space: nowrap;
        }

        .link-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 20px;
        }

        .link-list a {
            color: #666;
            font-size: 12px;
            transition: 0.2s;
        }

        .link-list a:hover {
            color: var(--primary);
        }

        /* 底部版权信息 */
        .footer-bottom {
            text-align: center;
            font-size: 13px;
        }

        .footer-bottom p {
            margin: 5px 0;
        }

        .footer-bottom a {
            color: #999;
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        /* 响应式适配 */
        @media (max-width: 992px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr); /* 平板两列 */
                gap: 30px;
            }
        }

        @media (max-width: 500px) {
            .footer-grid {
                grid-template-columns: 1fr; /* 手机一列 */
                gap: 20px;
            }
            .footer-links-seo {
                flex-direction: column;
                align-items: flex-start;
            }
            .link-list {
                gap: 10px;
            }
        }