:root {
            --main-color: #e6f5ff;         /* 主色调-淡蓝 */
            --accent-color: #007acc;        /* 强调色-重庆蓝 */
            --text-color: #333;             /* 正文颜色 */
            --card-hover: #f0f8ff;          /* 新增悬停色 */
            --transition-speed: 0.25s;      /* 动画速度 */
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "微软雅黑", "Microsoft YaHei", Arial, sans-serif;
        }

        body {
            background: linear-gradient(180deg, #f8f9fa 0%, #e6f5ff 100%);
            color: var(--text-color);
            line-height: 1.6;
            min-height: 100vh;
        }

        /* 新增Banner样式 */
        .header-banner {
            background: linear-gradient(135deg, var(--accent-color), #005c99);
            color: white;
            padding: 80px 20px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .header-banner::after {
            content: "";
            position: absolute;
            bottom: -50px;
            left: 0;
            width: 100%;
            height: 100px;
            background: url('data:image/svg+xml;utf8,<svg viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><path d="M0 0 Q 50 100 100 0 L 100 100 L 0 100 Z" fill="white"/></svg>');
            background-size: cover;
        }

        .page-title {
            font-size: 2.8rem;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
            position: relative;
            z-index: 1;
        }

        .page-subtitle {
            font-size: 1.2rem;
            opacity: 0.9;
        }

        h1, h2, h3, h4, h5, h6 {
            font-weight: bold;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 30px 20px;
            position: relative;
            top: -40px;
        }

        /* 通用卡片样式 */
        .card-style {
            background: rgba(255, 255, 255, 0.95);
            border-radius: 12px;
            padding: 25px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.08);
            transition: all var(--transition-speed) ease;
            border: 1px solid rgba(0,122,204,0.1);
        }

        /* 标题优化 */
        .section-title {
            font-size: 26px;
            color: var(--accent-color);
            padding: 15px 0;
            margin: 40px 0 30px;
            border-bottom: 3px solid var(--accent-color);
            position: relative;
        }

        .section-title::before {
            content: "";
            position: absolute;
            left: 0;
            bottom: -3px;
            width: 80px;
            height: 3px;
            background: var(--main-color);
        }

        /* 网格布局优化 */
        .grid-container {
            display: grid;
            gap: 25px;
            margin-bottom: 50px;
        }

        .responsive-grid {
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        }

        /* 悬停效果优化 */
        .hover-effect {
            transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
        }

        .hover-effect:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0,122,204,0.15);
        }

        /* 街镇项目样式 */
        .town-item {
            padding: 18px;
            border-radius: 8px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .town-item a {
            color: var(--text-color);
            display: block;
            transition: color var(--transition-speed) ease;
        }

        .town-item:hover a {
            color: var(--accent-color);
        }

        /* 响应式优化 */
        @media (max-width: 768px) {
            .page-title {
                font-size: 2rem;
            }
            
            .container {
                padding: 20px 15px;
                top: -20px;
            }
            
            .section-title {
                font-size: 22px;
                margin: 30px 0;
            }
        }

        @media (max-width: 480px) {
            .header-banner {
                padding: 60px 15px;
            }
            
            .page-title {
                font-size: 1.8rem;
            }
        }