:root {
            --primary-color: #1a67c6;
            --secondary-color: #2c8ce0;
            --accent-color: #34c7b3;
            --light-color: #f8fafc;
            --dark-color: #334155;
            --gray-color: #64748b;
            --shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Noto Sans SC', sans-serif;
            line-height: 1.6;
            color: var(--dark-color);
            background-color: #fff;
            overflow-x: hidden;
        }
        
        a {
            text-decoration: none;
            color: inherit;
        }
        
        ul {
            list-style: none;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* 导航栏样式 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background-color: rgba(255, 255, 255, 0.95);
            box-shadow: var(--shadow);
            z-index: 1000;
            padding: 15px 0;
            transition: var(--transition);
        }
        
        header.scrolled {
            padding: 10px 0;
        }
        
        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
        }
        
        .logo h1 {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary-color);
            margin-left: 10px;
        }
        
        .nav-menu {
            display: flex;
            align-items: center;
        }
        
        .nav-menu li {
            margin: 0 15px;
        }
        
        .nav-menu a {
            font-weight: 500;
            position: relative;
            padding: 5px 0;
            transition: var(--transition);
        }
        
        .nav-menu a:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary-color);
            transition: var(--transition);
        }
        
        .nav-menu a:hover {
            color: var(--primary-color);
        }
        
        .nav-menu a:hover:after {
            width: 100%;
        }
        
        .nav-phone {
            display: flex;
            align-items: center;
            margin-left: 20px;
            color: var(--primary-color);
            font-weight: 700;
            font-size: 18px;
        }
        
        .nav-phone i {
            margin-right: 8px;
            font-size: 20px;
        }
        
        .hamburger {
            display: none;
            cursor: pointer;
        }
        
		  /* 底部样式 */
        footer {
            background-color: var(--dark-color);
            color: white;
            padding: 60px 0 30px;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-column h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: white;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-column h3:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: var(--accent-color);
        }
        
        .contact-info li {
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        
        .contact-info i {
            margin-right: 10px;
            color: var(--accent-color);
        }
        
        .footer-links li {
            margin-bottom: 10px;
        }
        
        .footer-links a {
            transition: var(--transition);
        }
        
        .footer-links a:hover {
            color: var(--accent-color);
            padding-left: 5px;
        }
        
        .qrcode {
            text-align: center;
        }
        
        .qrcode-img {
            width: 150px;
            height: 150px;
            background-color: white;
            margin: 0 auto 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--dark-color);
            font-weight: 700;
        }
                .qrcode-img img{
            width: 100%;
            height: 100%;
           
        }
        .friend-links {
            text-align: center;
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .friend-links h4 {
            margin-bottom: 15px;
            color: white;
        }
        
        .friend-links ul {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 20px;
        }
        
        .friend-links a {
            transition: var(--transition);
        }
        
        .friend-links a:hover {
            color: var(--accent-color);
        }
        
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
        }