* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            background-color: #f5f7fb;
            color: #1e2a3a;
            line-height: 1.5;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 头部样式 与首页完全一致 */
        .header {
            background: linear-gradient(135deg, #0b3b2f 0%, #1a5f4b 100%);
            padding: 24px 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
        }
        .header-content {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }
        .logo {
            width: 70px;
            height: 70px;
            background-color: #f5e7d9;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 36px;
            font-weight: bold;
            color: #0b3b2f;
            box-shadow: 0 4px 8px rgba(0,0,0,0.2);
        }
        .site-title h1 {
            font-size: 1.7rem;
            font-weight: 600;
            color: white;
            letter-spacing: 1px;
        }
        .site-title p {
            font-size: 0.85rem;
            color: #d1e8e0;
            margin-top: 6px;
        }
        @media (max-width: 640px) {
            .site-title h1 {
                font-size: 1.2rem;
            }
            .logo {
                width: 55px;
                height: 55px;
                font-size: 28px;
            }
            .header-content {
                justify-content: center;
                text-align: center;
            }
        }

        /* 导航栏 */
        .nav-bar {
            background-color: #ffffff;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .nav-menu {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            list-style: none;
            gap: 8px;
        }
        .nav-menu li a {
            display: inline-block;
            padding: 16px 20px;
            text-decoration: none;
            font-weight: 600;
            color: #2c3e2f;
            transition: 0.3s;
            border-bottom: 3px solid transparent;
        }
        .nav-menu li a:hover, .nav-menu li a.active {
            color: #1a5f4b;
            border-bottom-color: #1a5f4b;
            background-color: #f0f9f5;
        }
        @media (max-width: 768px) {
            .nav-menu li a {
                padding: 12px 14px;
                font-size: 0.9rem;
            }
        }

        /* 左右两栏布局 */
        .two-columns {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin: 40px 0 50px;
        }
        /* 左侧竖型导航 */
        .sidebar-nav {
            flex: 1.2;
            min-width: 240px;
            background: white;
            border-radius: 28px;
            padding: 28px 16px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.05);
            height: fit-content;
            position: sticky;
            top: 90px;
        }
        .sidebar-nav h3 {
            font-size: 1.3rem;
            color: #0b3b2f;
            border-left: 4px solid #1a5f4b;
            padding-left: 16px;
            margin-bottom: 20px;
        }
        .vertical-nav-list {
            list-style: none;
        }
        .vertical-nav-list li {
            margin-bottom: 8px;
        }
        .vertical-nav-list li a {
            display: block;
            padding: 12px 18px;
            border-radius: 40px;
            text-decoration: none;
            color: #2c4b3e;
            font-weight: 500;
            transition: all 0.2s;
            background: #f8fafc;
        }
        .vertical-nav-list li a:hover,
        .vertical-nav-list li a.active-vertical {
            background: #e0f0ea;
            color: #1a5f4b;
            font-weight: 600;
            padding-left: 26px;
        }
        /* 右侧内容区 - 新闻列表样式 */
        .main-content {
            flex: 3.5;
            min-width: 280px;
            background: white;
            border-radius: 28px;
            padding: 28px 32px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.05);
        }
        .main-content h2 {
            font-size: 1.8rem;
            border-bottom: 3px solid #cbe7df;
            padding-bottom: 12px;
            margin-bottom: 24px;
            color: #1f3d36;
        }
        /* 新闻列表样式（硬编码HTML结构） */
        .news-list-page {
            list-style: none;
        }
        .news-list-page li {
            padding: 16px 0;
            border-bottom: 1px solid #eef2f6;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .news-list-page li a {
            text-decoration: none;
            font-size: 1.02rem;
            font-weight: 500;
            color: #2c4b3e;
            transition: 0.2s;
            flex: 1;
        }
        .news-list-page li a:hover {
            color: #1a5f4b;
            text-decoration: underline;
        }
        .news-date {
            font-size: 0.75rem;
            background: #f1f5f9;
            padding: 4px 14px;
            border-radius: 30px;
            color: #5e7b6e;
            white-space: nowrap;
        }
        /* 友情链接区域 (保持一致) */
        .friend-links {
            background: #eef3f0;
            border-radius: 32px;
            padding: 32px 28px;
            margin: 20px 0 30px;
        }
        .friend-links h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            color: #1f3d36;
        }
        .links-group {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            row-gap: 16px;
        }
        .links-group a {
            text-decoration: none;
            background: white;
            padding: 8px 20px;
            border-radius: 40px;
            color: #1a5f4b;
            font-weight: 500;
            transition: 0.2s;
            box-shadow: 0 1px 3px rgba(0,0,0,0.05);
        }
        .links-group a:hover {
            background: #1a5f4b;
            color: white;
            transform: translateY(-2px);
        }

        .footer {
            background: #0c2f26;
            color: #cbdcd6;
            padding: 40px 0 24px;
            margin-top: 40px;
            font-size: 0.85rem;
        }
        .footer-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 12px;
        }
        @media (max-width: 780px) {
            .two-columns {
                flex-direction: column;
            }
            .sidebar-nav {
                position: static;
                width: 100%;
            }
            .main-content {
                padding: 20px;
            }
            .container {
                padding: 0 18px;
            }
        }