:root {
            --primary-color: #00c6ff;
            --secondary-color: #7e2bff;
            --text-color: #333;
            --light-text: #fff;
            --dark-bg: #0f172a;
            --light-bg: #f8fafc;
            --section-padding: 80px 0;
            --transition: all 0.3s ease;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            color: var(--text-color);
            line-height: 1.6;
            overflow-x: hidden;
            background-color: var(--light-bg);
        }

        /* 性能优化相关 */
        .will-change {
            will-change: transform, opacity;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        ul {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .btn {
            display: inline-block;
            padding: 12px 30px;
            border-radius: 50px;
            font-weight: 600;
            text-align: center;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            font-size: 16px;
            position: relative;
            overflow: hidden;
        }

        .btn-primary {
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            color: var(--light-text);
            box-shadow: 0 4px 15px rgba(0, 198, 255, 0.3);
        }

        .btn-primary:hover {
            box-shadow: 0 8px 25px rgba(0, 198, 255, 0.4);
            transform: translateY(-3px);
        }

        .glow-btn {
            position: relative;
            z-index: 1;
        }

        .glow-btn::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            z-index: -1;
            border-radius: 50px;
            opacity: 1;
            transition: var(--transition);
        }

        .glow-btn:hover::after {
            opacity: 0.8;
            filter: blur(5px);
        }

        /* 头部样式 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            padding: 20px 0;
            z-index: 1000;
            transition: var(--transition);
            background-color: rgba(15, 23, 42, 0.9);
            backdrop-filter: blur(10px);
        }

        header.scrolled {
            padding: 15px 0;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
        }

        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--light-text);
            display: flex;
            align-items: center;
        }

        .logo span {
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-left: 5px;
        }

        .nav-links {
            display: flex;
        }

        .nav-links li {
            margin-left: 30px;
        }

        .nav-links a {
            color: var(--light-text);
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            transition: var(--transition);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--light-text);
            font-size: 24px;
            cursor: pointer;
        }

        /* Banner 样式 */
        .hero {
            height: 100vh;
            min-height: 700px;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: var(--light-text);
            overflow: hidden;
            background: linear-gradient(135deg, #0f172a, #1e293b);
        }

        #particle-canvas {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            padding: 0 20px;
            max-width: 900px;
            margin: 0 auto;
        }

        .hero h1 {
            font-size: 4.5rem;
            font-weight: 800;
            margin-bottom: 20px;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
        }

        .hero p {
            font-size: 1.5rem;
            margin-bottom: 30px;
            opacity: 0.9;
        }

        .typewriter {
            font-size: 1.5rem;
            margin: 30px auto;
            padding: 15px 25px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-radius: 10px;
            display: inline-block;
            border: 1px solid rgba(255, 255, 255, 0.2);
            max-width: 80%;
        }

        #prompt-example {
            border-right: 2px solid var(--primary-color);
            animation: blink 0.75s step-end infinite;
        }

        @keyframes blink {
            from, to { border-color: transparent }
            50% { border-color: var(--primary-color) }
        }

        /* Banner 二维码区域 */
        .qrcode-banner {
            position: absolute;
            right: 50px;
            bottom: 50px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-radius: 10px;
            padding: 15px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.2);
            z-index: 10;
            transition: var(--transition);
        }

        .qrcode-banner:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
        }

        .qrcode-banner img {
            width: 120px;
            height: 120px;
            margin-bottom: 10px;
            background: #fff;
            padding: 5px;
            border-radius: 5px;
        }

        .qrcode-banner p {
            font-size: 14px;
            opacity: 0.9;
        }

        /* Banner 轮播 */
        .banner-slider {
            position: absolute;
            width: 100%;
            height: 100%;
        }

        .banner-slide {
            position: absolute;
            width: 100%;
            height: 100%;
            opacity: 0;
            transition: opacity 1s ease-in-out;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .banner-slide.active {
            opacity: 1;
            z-index: 3;
        }

        /* 分割页样式 */
        .divider-section {
            padding: var(--section-padding);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .divider-bg-tech {
            background: linear-gradient(135deg, #0f172a, #1e293b);
            color: var(--light-text);
        }

        .divider-content {
            max-width: 800px;
            margin: 0 auto;
        }

        .divider-title {
            font-size: 2.5rem;
            margin-bottom: 20px;
            font-weight: 700;
        }

        .divider-desc {
            font-size: 1.2rem;
            opacity: 0.9;
        }

        /* 功能部分样式 */
        .features-section {
            padding: var(--section-padding);
            background-color: var(--light-bg);
        }

        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-title h2 {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 15px;
            color: var(--text-color);
        }

        .section-title p {
            font-size: 1.2rem;
            color: #666;
            max-width: 700px;
            margin: 0 auto;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
        }

        .feature-card {
            background: #fff;
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            z-index: 1;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0, 198, 255, 0.1);
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(0, 198, 255, 0.1), rgba(126, 43, 255, 0.1)));
            z-index: -1;
            opacity: 0;
            transition: var(--transition);
        }

        .feature-card:hover::before {
            opacity: 1;
        }

        .feature-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            color: var(--light-text);
            font-size: 24px;
        }

        .feature-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--text-color);
        }

        /* 案例部分样式 */
        .cases-section {
            padding: var(--section-padding);
            background-color: #fff;
        }

        .cases-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-bottom: 40px;
        }

        .case-card {
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
            background: #fff;
        }

        .case-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0, 198, 255, 0.1);
        }

        .case-image {
            height: 250px;
            overflow: hidden;
            position: relative;
        }

        .case-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .case-card:hover .case-image img {
            transform: scale(1.05);
        }

        .play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 60px;
            height: 60px;
            background: rgba(0, 198, 255, 0.8);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 24px;
            opacity: 0;
            transition: var(--transition);
        }

        .case-card:hover .play-btn {
            opacity: 1;
        }

        .case-content {
            padding: 25px;
        }

        .case-content h3 {
            font-size: 1.5rem;
            margin-bottom: 10px;
            color: var(--text-color);
        }

        .case-content p {
            color: #666;
            margin-bottom: 15px;
        }

        .case-tag {
            display: inline-block;
            padding: 4px 10px;
            background: rgba(0, 198, 255, 0.1);
            color: var(--primary-color);
            border-radius: 4px;
            font-size: 0.8rem;
            margin-bottom: 10px;
        }

        .view-more {
            text-align: center;
            margin-top: 30px;
        }

        /* 资讯部分样式 */
        .news-section {
            padding: var(--section-padding);
            background-color: var(--light-bg);
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-bottom: 40px;
        }

        .news-card {
            background: #fff;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
        }

        .news-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0, 198, 255, 0.1);
        }

        .news-image {
            height: 200px;
            overflow: hidden;
        }

        .news-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .news-card:hover .news-image img {
            transform: scale(1.05);
        }

        .news-content {
            padding: 25px;
        }

        .news-content h3 {
            font-size: 1.3rem;
            margin-bottom: 10px;
            color: var(--text-color);
        }

        .news-content p {
            color: #666;
            margin-bottom: 15px;
        }

        .read-more {
            color: var(--primary-color);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
        }

        .read-more i {
            margin-left: 5px;
            transition: var(--transition);
        }

        .read-more:hover i {
            transform: translateX(5px);
        }

        /* 视频弹窗样式 */
        .video-modal {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.8);
            z-index: 2000;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }

        .video-modal.active {
            opacity: 1;
            visibility: visible;
        }

        .video-container {
            width: 80%;
            max-width: 900px;
            position: relative;
        }

        .video-container video {
            width: 100%;
            border-radius: 10px;
        }

        .close-btn {
            position: absolute;
            top: -40px;
            right: 0;
            color: white;
            font-size: 30px;
            cursor: pointer;
        }

        /* 页脚样式 */
        footer {
            background-color: var(--dark-bg);
            color: var(--light-text);
            padding: 60px 0 20px;
        }

        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 20px;
            display: inline-block;
        }

        .footer-logo span {
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .footer-about p {
            opacity: 0.8;
            margin-bottom: 20px;
        }

        .social-links {
            display: flex;
            gap: 15px;
        }

        .social-links a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .social-links a:hover {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            transform: translateY(-3px);
        }

        .footer-links h3 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-links h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 2px;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
        }

        .footer-links ul li {
            margin-bottom: 10px;
        }

        .footer-links a {
            opacity: 0.8;
            transition: var(--transition);
        }

        .footer-links a:hover {
            opacity: 1;
            color: var(--primary-color);
            padding-left: 5px;
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .contact-item {
            display: flex;
            align-items: center;
            gap: 10px;
            opacity: 0.8;
        }

        .contact-item i {
            color: var(--primary-color);
        }

        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 20px;
            justify-content: center;
        }

        .friend-links a {
            opacity: 0.8;
            transition: var(--transition);
        }

        .friend-links a:hover {
            opacity: 1;
            color: var(--primary-color);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            opacity: 0.7;
            font-size: 0.9rem;
        }

        .qrcode-container {
            display: flex;
            gap: 20px;
            margin-top: 20px;
        }

        .qrcode-item {
            text-align: center;
        }

        .qrcode-item img {
            width: 120px;
            height: 120px;
            margin-bottom: 10px;
            background: #fff;
            padding: 5px;
            border-radius: 5px;
        }

        .qrcode-item p {
            font-size: 0.9rem;
            opacity: 0.8;
        }

        /* 动画效果 */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .fade-in-up {
            animation: fadeInUp 1s ease forwards;
        }

        .delay-1 {
            animation-delay: 0.2s;
        }

        .delay-2 {
            animation-delay: 0.4s;
        }

        .delay-3 {
            animation-delay: 0.6s;
        }

        /* 响应式设计 */
        @media (max-width: 992px) {
            .hero h1 {
                font-size: 3.5rem;
            }
            
            .hero p {
                font-size: 1.2rem;
            }
            
            .typewriter {
                font-size: 1.2rem;
            }
        }

        @media (max-width: 768px) {
            .mobile-menu-btn {
                display: block;
            }
            
            .nav-links {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: var(--dark-bg);
                flex-direction: column;
                align-items: center;
                padding: 20px 0;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: clip-path 0.4s ease;
            }
            
            .nav-links.active {
                clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
            }
            
            .nav-links li {
                margin: 15px 0;
            }
            
            .hero h1 {
                font-size: 2.8rem;
            }
            
            .hero p {
                font-size: 1.1rem;
            }
            
            .typewriter {
                font-size: 1rem;
                padding: 10px 15px;
            }
            
            .divider-title {
                font-size: 2rem;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            .features-grid {
                grid-template-columns: 1fr;
            }
            
            /* 移动端隐藏二维码 */
            .qrcode-banner {
                display: none;
            }
        }

        @media (max-width: 576px) {
            .hero h1 {
                font-size: 2.2rem;
            }
            
            .btn {
                padding: 10px 20px;
                font-size: 14px;
            }
            
            .divider-title {
                font-size: 1.8rem;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .feature-card, .case-card, .news-card {
                padding: 20px;
            }
            
            .footer-container {
                grid-template-columns: 1fr;
            }
            
            .qrcode-container {
                flex-direction: column;
                align-items: center;
            }
        }

        /* 性能优化：减少动画在移动设备上的影响 */
        @media (max-width: 768px) {
            .will-change {
                will-change: auto;
            }
            
            .feature-card:hover, .case-card:hover, .news-card:hover {
                transform: none;
            }
        }