/* ===== 独享CSS样式 - 核心业务页面 ===== */
        
        /* 页面标题样式 */
        .page-hero {
            height: 60vh;
            display: flex;
            align-items: center;
            background: var(--light-gray);
            position: relative;
            overflow: hidden;
            margin-top: 80px;
        }
        
        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 20% 80%, rgba(74, 108, 247, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(142, 108, 247, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 40% 40%, rgba(0, 201, 255, 0.05) 0%, transparent 50%);
            animation: float 20s infinite linear;
        }
        
        .page-hero-content {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
            animation: fadeInUp 1s ease-out;
        }
        
        .page-hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            line-height: 1.1;
            background: var(--gradient);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .page-hero p {
            font-size: 1.3rem;
            margin-bottom: 40px;
            color: var(--text);
        }
        
        /* 核心业务概述样式 */
        .business-overview {
            background-color: white;
        }
        
        .overview-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        
        .overview-text {
            animation: fadeInLeft 1s ease-out;
        }
        
        .overview-image {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow);
            animation: fadeInRight 1s ease-out;
        }
        
        .overview-image::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--gradient);
            opacity: 0.1;
            z-index: 1;
        }
        
        .overview-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .overview-image:hover img {
            transform: scale(1.05);
        }
        
        /* 核心业务详情样式 */
        .business-details {
            background-color: var(--light-gray);
        }
        
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }
        
        .service-card {
            background: white;
            border-radius: 20px;
            padding: 40px 30px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            text-align: center;
            position: relative;
            overflow: hidden;
            animation: fadeInUp 0.8s ease-out;
            animation-fill-mode: both;
        }
        
        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: var(--gradient);
        }
        
        .service-card:nth-child(1) { animation-delay: 0s; }
        .service-card:nth-child(2) { animation-delay: 0.1s; }
        .service-card:nth-child(3) { animation-delay: 0.2s; }
        .service-card:nth-child(4) { animation-delay: 0.3s; }
        .service-card:nth-child(5) { animation-delay: 0.4s; }
        .service-card:nth-child(6) { animation-delay: 0.5s; }
        
        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(74, 108, 247, 0.2);
        }
        
        .service-icon {
            width: 90px;
            height: 90px;
            margin: 0 auto 25px;
            background: var(--light-gray);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 2.2rem;
            position: relative;
            transition: var(--transition);
        }
        
        .service-card:hover .service-icon {
            background: var(--gradient);
            color: white;
            transform: scale(1.1) rotate(5deg);
        }
        
        .service-card h3 {
            color: var(--dark);
            margin-bottom: 15px;
        }
        
        .service-features {
            list-style: none;
            text-align: left;
            margin-top: 20px;
        }
        
        .service-features li {
            margin-bottom: 10px;
            position: relative;
            padding-left: 25px;
        }
        
        .service-features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary);
            font-weight: bold;
        }
        
        /* 服务流程样式 */
        .service-process {
            background-color: white;
        }
        
        .process-container {
            position: relative;
            max-width: 1000px;
            margin: 0 auto;
        }
        
        .process-steps {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin-bottom: 50px;
        }
        
        .process-steps::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--gradient);
            z-index: 1;
        }
        
        .process-step {
            position: relative;
            z-index: 2;
            text-align: center;
            flex: 1;
            animation: fadeInUp 0.8s ease-out;
            animation-fill-mode: both;
        }
        
        .process-step:nth-child(1) { animation-delay: 0s; }
        .process-step:nth-child(2) { animation-delay: 0.2s; }
        .process-step:nth-child(3) { animation-delay: 0.4s; }
        .process-step:nth-child(4) { animation-delay: 0.6s; }
        
        .step-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 20px;
            background: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.8rem;
            border: 4px solid var(--light-gray);
            transition: var(--transition);
            position: relative;
            z-index: 3;
        }
        
        .process-step:hover .step-icon {
            background: var(--gradient);
            color: white;
            border-color: var(--primary);
            transform: scale(1.1);
        }
        
        .step-content h3 {
            color: var(--dark);
            margin-bottom: 10px;
        }
        
        /* 技术优势样式 */
        .tech-advantages {
            background-color: var(--light-gray);
        }
        
        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .advantage-card {
            background: white;
            border-radius: 20px;
            padding: 40px 30px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            animation: fadeInUp 0.8s ease-out;
            animation-fill-mode: both;
            position: relative;
            overflow: hidden;
        }
        
        .advantage-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--gradient);
            opacity: 0;
            transition: var(--transition);
        }
        
        .advantage-card:nth-child(1) { animation-delay: 0s; }
        .advantage-card:nth-child(2) { animation-delay: 0.2s; }
        .advantage-card:nth-child(3) { animation-delay: 0.4s; }
        
        .advantage-card:hover {
            transform: translateY(-10px);
        }
        
        .advantage-card:hover::before {
            opacity: 0.03;
        }
        
        .advantage-icon {
            font-size: 3rem;
            color: var(--primary);
            margin-bottom: 25px;
            position: relative;
            z-index: 1;
            transition: var(--transition);
        }
        
        .advantage-card:hover .advantage-icon {
            transform: scale(1.1);
            color: var(--secondary);
        }
        
        .advantage-card h3 {
            color: var(--dark);
            margin-bottom: 15px;
            position: relative;
            z-index: 1;
        }
        
        .advantage-card p {
            position: relative;
            z-index: 1;
        }
        
        /* 动画定义 */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(40px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes fadeInLeft {
            from {
                opacity: 0;
                transform: translateX(-40px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }
        
        @keyframes fadeInRight {
            from {
                opacity: 0;
                transform: translateX(40px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }
        
        @keyframes float {
            0% {
                transform: translate(0, 0) rotate(0deg);
            }
            33% {
                transform: translate(30px, -50px) rotate(120deg);
            }
            66% {
                transform: translate(-20px, 20px) rotate(240deg);
            }
            100% {
                transform: translate(0, 0) rotate(360deg);
            }
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .overview-content {
                grid-template-columns: 1fr;
            }
            
            .page-hero h1 {
                font-size: 2.8rem;
            }
            
            .process-steps {
                flex-direction: column;
                gap: 40px;
            }
            
            .process-steps::before {
                display: none;
            }
        }
        
        @media (max-width: 768px) {
            .navbar {
                padding: 15px 0;
            }
            
            .nav-links {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background: white;
                flex-direction: column;
                align-items: center;
                justify-content: flex-start;
                padding-top: 50px;
                transition: var(--transition);
                box-shadow: var(--shadow);
            }
            
            .nav-links.active {
                left: 0;
            }
            
            .nav-links li {
                margin: 20px 0;
            }
            
            .hamburger {
                display: block;
            }
            
            .page-hero h1 {
                font-size: 2.4rem;
            }
            
            .page-hero p {
                font-size: 1.1rem;
            }
            
            .section {
                padding: 80px 0;
            }
            
            .section-title h2 {
                font-size: 2.2rem;
            }
            
            .services-grid {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 576px) {
            .page-hero h1 {
                font-size: 2rem;
            }
            
            .advantages-grid {
                grid-template-columns: 1fr;
            }
        }