/* 公共变量定义 */
        :root {
            --primary-dark: #0a1a2d;
            --primary-color: #1a2d4a;
            --secondary-color: #d4af37;
            --accent-color: #2c5282;
            --light-color: #f8f9fa;
            --dark-color: #2d3748;
            --text-color: #333;
            --text-light: #fff;
            --gold-light: #f7e8c5;
            --gold-dark: #b8941f;
        }
        
        /* 公共全局样式 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Montserrat', sans-serif;
        }
        
        body {
            color: var(--text-color);
            line-height: 1.6;
            overflow-x: hidden;
            background-color: #fefefe;
        }
        
        .luxury-font {
            font-family: 'Playfair Display', serif;
        }
        
        .container {
            width: 100%;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        section {
            padding: 100px 0;
            position: relative;
        }
        
        .btn {
            display: inline-block;
            padding: 15px 35px;
            background: linear-gradient(135deg, var(--secondary-color), var(--gold-dark));
            color: var(--text-light);
            border: none;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.4s ease;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            z-index: 1;
            box-shadow: 0 5px 15px rgba(212, 175, 55, 0.3);
        }
        
        .btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, var(--gold-dark), var(--secondary-color));
            z-index: -1;
            transition: opacity 0.4s ease;
            opacity: 0;
        }
        
        .btn:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(212, 175, 55, 0.4);
        }
        
        .btn:hover::before {
            opacity: 1;
        }
        
        /* 公共导航栏样式 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(10, 26, 45, 0.95);
            backdrop-filter: blur(10px);
            z-index: 1000;
            transition: all 0.4s ease;
            border-bottom: 1px solid rgba(212, 175, 55, 0.2);
        }
        
        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
        }
        
        .logo {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-light);
            text-decoration: none;
            display: flex;
            align-items: center;
        }
        
        .logo span {
            color: var(--secondary-color);
            margin-left: 5px;
        }
        
        .logo i {
            margin-right: 10px;
            color: var(--secondary-color);
        }
        
        .nav-menu {
            display: flex;
            list-style: none;
        }
        
        .nav-menu li {
            margin-left: 30px;
            position: relative;
        }
        
        .nav-menu a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s ease;
            position: relative;
            padding: 5px 0;
        }
        
        .nav-menu a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--secondary-color);
            transition: width 0.3s ease;
        }
        
        .nav-menu a:hover {
            color: var(--secondary-color);
        }
        
        .nav-menu a:hover::after {
            width: 100%;
        }
        
        .phone-number {
            color: var(--secondary-color);
            font-weight: 600;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
        }
        
        .phone-number i {
            margin-right: 8px;
            font-size: 1.2rem;
        }
        
        .hamburger {
            display: none;
            cursor: pointer;
        }
        
        /* 公共底部样式 */
        footer {
            background: linear-gradient(135deg, var(--primary-dark), #0c1424);
            color: var(--text-light);
            padding: 80px 0 30px;
            position: relative;
            overflow: hidden;
        }
        
        footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(90deg, var(--secondary-color), var(--gold-dark));
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 50px;
            margin-bottom: 50px;
            position: relative;
            z-index: 2;
        }
        
        .footer-column h3 {
            font-size: 1.4rem;
            margin-bottom: 25px;
            color: var(--secondary-color);
            position: relative;
            padding-bottom: 12px;
            font-weight: 600;
        }
        
        .footer-column h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background: var(--secondary-color);
        }
        
        .footer-links {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 12px;
        }
        
        .footer-links a {
            color: rgba(255,255,255,0.7);
            text-decoration: none;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
        }
        
        .footer-links a:hover {
            color: var(--secondary-color);
            transform: translateX(5px);
        }
        
        .footer-links a i {
            margin-right: 8px;
            font-size: 0.8rem;
        }
        
        .contact-info {
            margin-bottom: 18px;
            display: flex;
            align-items: center;
        }
        
        .contact-info i {
            margin-right: 12px;
            color: var(--secondary-color);
            font-size: 1.1rem;
            width: 20px;
        }
        
        .qrcode {
            text-align: center;
        }
        
        .qrcode img {
            max-width: 150px;
            margin-bottom: 15px;
            border: 5px solid rgba(255,255,255,0.1);
            border-radius: 8px;
        }
        
        /* 公共友情链接样式 */
        .friend-links {
            padding: 30px 0;
            border-top: 1px solid rgba(255,255,255,0.1);
            border-bottom: 1px solid rgba(255,255,255,0.1);
            margin-bottom: 30px;
        }
        
        .friend-links h3 {
            text-align: center;
            color: var(--secondary-color);
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        
        .friend-links-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
        }
        
        .friend-link {
            color: rgba(255,255,255,0.7);
            text-decoration: none;
            transition: all 0.3s ease;
            padding: 5px 15px;
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: 20px;
        }
        
        .friend-link:hover {
            color: var(--secondary-color);
            border-color: var(--secondary-color);
            transform: translateY(-3px);
        }
        
        .copyright {
            text-align: center;
            padding-top: 30px;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.6);
            position: relative;
            z-index: 2;
        }
        
        /* 公共响应式设计 */
        @media (max-width: 768px) {
            .nav-menu {
                position: fixed;
                top: 70px;
                right: -100%;
                width: 80%;
                height: calc(100vh - 70px);
                background: var(--primary-dark);
                flex-direction: column;
                align-items: center;
                justify-content: flex-start;
                padding-top: 50px;
                transition: right 0.4s ease;
                backdrop-filter: blur(10px);
            }
            
            .nav-menu.active {
                right: 0;
            }
            
            .nav-menu li {
                margin: 20px 0;
            }
            
            .hamburger {
                display: block;
                color: var(--text-light);
                font-size: 1.5rem;
            }
        }