/* 基础样式重置 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
        }
        
        :root {
            --primary: #4361ee;
            --primary-light: #4895ef;
            --secondary: #3f37c9;
            --accent: #f72585;
            --dark: #1b263b;
            --light: #f8f9fa;
            --gray: #6c757d;
            --white: #ffffff;
            --card-bg: rgba(255, 255, 255, 0.85);
            --shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            --border-radius: 16px;
            --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }
        
        body {
            background: linear-gradient(135deg, #f0f5ff 0%, #e6f0ff 100%);
            color: var(--dark);
            line-height: 1.7;
            overflow-x: hidden;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        section {
            padding: 100px 0;
        }
        
        .btn {
            display: inline-block;
            padding: 16px 36px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.05rem;
            text-align: center;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            position: relative;
            overflow: hidden;
            z-index: 1;
        }
        
        .btn-primary {
            background: linear-gradient(90deg, var(--primary), var(--primary-light));
            color: var(--white);
            box-shadow: 0 10px 25px rgba(67, 97, 238, 0.3);
        }
        
        .btn-primary:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(67, 97, 238, 0.4);
        }
        
        .btn-outline {
            background: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
        }
        
        .btn-outline:hover {
            background: linear-gradient(90deg, var(--primary), var(--primary-light));
            color: var(--white);
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 70px;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }
        
        .section-title {
            font-size: 2.8rem;
            margin-bottom: 20px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            position: relative;
            display: inline-block;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 5px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 5px;
        }
        
        .section-subtitle {
            font-size: 1.2rem;
            color: var(--gray);
            margin-top: 25px;
        }
        
        /* 导航栏 */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
        }
        
        .navbar.scrolled {
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
        }
        
        .navbar-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        
        .logo-icon {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 1.8rem;
            font-weight: bold;
        }
        
        .logo-text {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--dark);
        }
        
        .nav-links {
            display: flex;
            list-style: none;
            gap: 35px;
        }
        
        .nav-links a {
            font-weight: 600;
            color: var(--dark);
            transition: var(--transition);
            position: relative;
            padding: 8px 0;
        }
        
        .nav-links a:hover {
            color: var(--primary);
        }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 3px;
            transition: var(--transition);
        }
        
        .nav-links a:hover::after {
            width: 100%;
        }
        
        .mobile-menu-btn {
            display: none;
            font-size: 1.8rem;
            color: var(--dark);
            cursor: pointer;
            z-index: 1001;
        }
        
        /* 英雄区域 */
        .hero {
            padding: 180px 0 100px;
            position: relative;
            overflow: hidden;
        }
        
        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -50%;
            width: 100%;
            height: 200%;
            background: radial-gradient(circle, rgba(67, 97, 238, 0.1) 0%, rgba(67, 97, 238, 0) 70%);
            z-index: -1;
        }
        
        .hero-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        
        .hero-text h1 {
            font-size: 3.5rem;
            line-height: 1.2;
            margin-bottom: 25px;
        }
        
        .hero-text h1 span {
            background: linear-gradient(90deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        
        .hero-text p {
            font-size: 1.2rem;
            color: var(--gray);
            margin-bottom: 40px;
            max-width: 500px;
        }
        
        .hero-btns {
            display: flex;
            gap: 20px;
        }
        
        .hero-image {
            position: relative;
            perspective: 1000px;
        }
        
        .hero-image-inner {
            position: relative;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transform: rotateY(-5deg) rotateX(5deg);
            transition: var(--transition);
            height: 450px;
        }
        
        .hero-image:hover .hero-image-inner {
            transform: rotateY(0) rotateX(0);
        }
        
        .hero-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        /* 特点区域 */
        .features {
            position: relative;
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .feature-card {
            background: var(--card-bg);
            backdrop-filter: blur(10px);
            border-radius: var(--border-radius);
            padding: 40px 30px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.5);
        }
        
        .feature-card:hover {
            transform: translateY(-15px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
        }
        
        .feature-icon {
            width: 90px;
            height: 90px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 25px;
            color: var(--white);
            font-size: 2.5rem;
            box-shadow: 0 15px 30px rgba(67, 97, 238, 0.2);
        }
        
        .feature-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--dark);
        }
        
        .feature-card p {
            color: var(--gray);
        }
        
        /* 服务展示 */
        .services {
            background: linear-gradient(135deg, #f8fbff 0%, #edf3ff 100%);
        }
        
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
        }
        
        .service-card {
            background: var(--card-bg);
            backdrop-filter: blur(10px);
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.5);
        }
        
        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
        }
        
        .service-image {
            height: 220px;
            overflow: hidden;
        }
        
        .service-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .service-card:hover .service-image img {
            transform: scale(1.1);
        }
        
        .service-content {
            padding: 30px;
        }
        
        .service-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 1.8rem;
            margin-bottom: 20px;
        }
        
        .service-content h3 {
            font-size: 1.6rem;
            margin-bottom: 15px;
            color: var(--dark);
        }
        
        .service-content p {
            color: var(--gray);
            margin-bottom: 20px;
        }
        
        /* 统计区域 */
        .stats {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: var(--white);
            text-align: center;
            padding: 80px 0;
        }
        
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
        }
        
        .stat-item {
            padding: 30px;
        }
        
        .stat-number {
            font-size: 3.5rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        
        .stat-text {
            font-size: 1.2rem;
            opacity: 0.9;
        }
        
        /* 团队区域 */
        .team {
            background: linear-gradient(135deg, #f8fbff 0%, #edf3ff 100%);
        }
        
        .team-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
        }
        
        .team-member {
            background: var(--card-bg);
            backdrop-filter: blur(10px);
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.5);
        }
        
        .team-member:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
        }
        
        .member-image {
            height: 280px;
            overflow: hidden;
        }
        
        .member-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .team-member:hover .member-image img {
            transform: scale(1.1);
        }
        
        .member-info {
            padding: 25px;
        }
        
        .member-info h3 {
            font-size: 1.4rem;
            margin-bottom: 5px;
        }
        
        .member-info p {
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 15px;
        }
        
        /* 页脚 */
        .footer {
            background: #7196e9;
            color: var(--white);
            padding: 80px 0 30px;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 50px;
        }
        
        .footer-about h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        
        .footer-about p {
            opacity: 0.8;
            margin-bottom: 20px;
        }
        
        .footer-links h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: var(--white);
        }
        
        .footer-links ul {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 12px;
        }
        
        .footer-links a {
            opacity: 0.8;
            transition: var(--transition);
        }
        
        .footer-links a:hover {
            opacity: 1;
            color: var(--primary-light);
        }
        
        .footer-bottom {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            opacity: 0.7;
            font-size: 0.9rem;
        }
        
        /* 动画效果 */
        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-20px); }
            100% { transform: translateY(0px); }
        }
        
        .floating {
            animation: float 6s ease-in-out infinite;
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .hero-content {
                grid-template-columns: 1fr;
            }
            
            .hero-text {
                text-align: center;
            }
            
            .hero-text p {
                margin: 0 auto 40px;
            }
            
            .hero-btns {
                justify-content: center;
            }
            
            .hero-image {
                max-width: 600px;
                margin: 0 auto;
            }
        }
        
        @media (max-width: 768px) {
            .navbar-container {
                position: relative;
            }
            
            .nav-links {
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100vh;
                background: var(--white);
                flex-direction: column;
                align-items: center;
                justify-content: center;
                gap: 30px;
                transform: translateY(-100%);
                transition: var(--transition);
                z-index: 999;
            }
            
            .nav-links.active {
                transform: translateY(0);
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .section-title {
                font-size: 2.3rem;
            }
            
            .hero-text h1 {
                font-size: 2.8rem;
            }
            
            .hero-btns {
                flex-direction: column;
                align-items: center;
            }
        }
        
        @media (max-width: 576px) {
            .section-title {
                font-size: 2rem;
            }
            
            .section-subtitle {
                font-size: 1.1rem;
            }
            
            .hero-text h1 {
                font-size: 2.2rem;
            }
            
            .hero {
                padding: 150px 0 60px;
            }
            
            .section {
                padding: 80px 0;
            }
        }