/* 根变量定义 */
        :root {
            --primary-color: #ff3e82;
            --secondary-color: #6c5ce7;
            --accent-color: #00f2fe;
            --neon-pink: #ff00ff;
            --neon-blue: #00f3ff;
            --neon-purple: #bd00ff;
            --text-color: #333;
            --light-bg: #f8f9ff;
            --dark-bg: #0a0e2a;
            --card-bg: rgba(255, 255, 255, 0.95);
            --gradient-bg: linear-gradient(135deg, #f5f7ff 0%, #e6e9ff 100%);
            --ai-gradient: linear-gradient(45deg, #ff3e82, #6c5ce7, #00f2fe);
            --font-main: 'Poppins', 'Noto Sans SC', sans-serif;
            --font-tech: 'Orbitron', sans-serif;
            --header-height: 100px;
            --nav-height: 70px;
            --container-max-width: 1800px;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: var(--font-main);
        }
        
        body {
            color: var(--text-color);
            background: var(--gradient-bg);
            line-height: 1.6;
            overflow-x: hidden;
            background-image: 
                radial-gradient(circle at 10% 20%, rgba(255, 62, 130, 0.05) 0%, transparent 20%),
                radial-gradient(circle at 90% 70%, rgba(108, 92, 231, 0.05) 0%, transparent 20%);
            padding-top: calc(var(--header-height) + var(--nav-height));
        }
        
        /* 容器统一 */
        .container {
            max-width: var(--container-max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        
        .section {
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 60px;
            position: relative;
        }
        
        .section-title h2 {
            font-size: 3rem;
            margin-bottom: 15px;
            color: var(--text-color);
            text-transform: uppercase;
            letter-spacing: 2px;
            position: relative;
            display: inline-block;
            font-family: var(--font-tech);
        }
        
        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background: var(--primary-color);
        }
        
        .section-title p {
            color: #777;
            font-size: 1.2rem;
            margin-top: 20px;
        }
        
        /* 改进的顶部区域 */
        .top-header {
            background: linear-gradient(135deg, #0a0e2a 0%, #1a237e 100%);
            color: white;
            padding: 10px 0;
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 2000;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
            border-bottom: 1px solid rgba(0, 242, 254, 0.2);
            height: 145px;
            transition: all 0.3s ease;
        }
        
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: var(--container-max-width);
            margin: 0 auto;
            padding: 0 20px;
            height: 100%;
        }
        
        .logo-section {
            display: flex;
            align-items: center;
        }
        
        .logo {
            font-size: 2.2rem;
            font-weight: bold;
            color: white;
            display: flex;
            align-items: center;
            font-family: var(--font-tech);
            text-shadow: 0 0 10px var(--accent-color);
            transition: all 0.3s ease;
        }
        
        .logo span {
            color: var(--primary-color);
            margin-left: 5px;
            text-shadow: 0 0 10px var(--primary-color);
        }
        
        .logo i {
            margin-right: 10px;
            color: var(--accent-color);
            animation: logoGlow 3s infinite alternate;
        }
        
        @keyframes logoGlow {
            0% { text-shadow: 0 0 5px var(--accent-color); }
            100% { text-shadow: 0 0 20px var(--accent-color), 0 0 30px var(--accent-color); }
        }
        
        .logo-english {
            margin-left: 20px;
            font-size: 1.2rem;
            opacity: 0.9;
            font-family: 'Orbitron', sans-serif;
            letter-spacing: 1px;
            transition: all 0.3s ease;
        }
        
        /* 联系方式区域 */
        .contact-section {
            display: flex;
            align-items: center;
            gap: 25px;
        }
        
        .contact-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            transition: all 0.3s;
            padding: 8px 15px;
            border-radius: 30px;
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(0, 242, 254, 0.2);
        }
        
        .contact-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 242, 254, 0.2);
        }
        
        .contact-item i {
            font-size: 1.2rem;
            color: var(--accent-color);
            text-shadow: 0 0 5px var(--accent-color);
        }
        
        .contact-qr-container {
            position: relative;
            display: inline-block;
        }
        
        .contact-qr {
            font-size: 1.5rem;
            color: var(--accent-color);
            cursor: pointer;
            transition: all 0.3s;
            padding: 8px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
        }
        
        .contact-qr:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: scale(1.1);
            box-shadow: 0 0 15px var(--accent-color);
        }
        
        .qr-popup {
            position: absolute;
            top: 100%;
            right: 0;
            background: rgba(10, 14, 42, 0.95);
            backdrop-filter: blur(15px);
            border: 1px solid var(--accent-color);
            border-radius: 15px;
            padding: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            z-index: 100;
            opacity: 0;
            visibility: hidden;
            transform: translateY(10px);
            transition: all 0.3s;
            min-width: 200px;
        }
        
        .contact-qr-container:hover .qr-popup {
            opacity: 1;
            visibility: visible;
            transform: translateY(5px);
        }
        
        .qr-popup h4 {
            font-size: 1rem;
            margin-bottom: 10px;
            text-align: center;
            color: var(--accent-color);
        }
        
        .qr-popup img {
            width: 120px;
            display: block;
            margin: 0 auto;
            border-radius: 10px;
        }
        
        /* 改进的导航栏样式 */
        .navbar {
            position: fixed;
            top: 145px;
            left:0;
            width: 100%;
            z-index: 1000;
            background: rgba(10, 14, 42, 0.95);
            backdrop-filter: blur(15px);
            box-shadow: 0 5px 30px rgba(0, 0, 0, 0.2);
            transition: all 0.3s ease;
            border-bottom: 1px solid rgba(0, 242, 254, 0.2);
        }
        
        .navbar.scrolled {
            height: 60px;
            background: rgba(10, 14, 42, 0.98);
        }
        
        .navbar.scrolled .nav-menu a {
            padding: 10px;
        }
        
        .navbar.scrolled .nav-menu a i {
            font-size: 1.2rem;
            margin-bottom: 3px;
        }
        
        .navbar.scrolled .nav-menu a .nav-text {
            font-size: 0.8rem;
            clear: both;
        }
        
        .navbar.scrolled .nav-menu a .nav-english {
            font-size: 0.6rem;
        }
        
        .navbar-container {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100%;
            max-width: var(--container-max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        
        .nav-menu {
            display: flex;
            list-style: none;
            height: 100%;
        }
        
        .nav-menu li {
            position: relative;
            display: flex;
            align-items: center;
        }
        
        .nav-menu a {
            text-decoration: none;
            color: white;
            font-weight: 600;
            position: relative;
            padding: 15px 10px;
            text-transform: uppercase;
            font-size: 1rem;
            letter-spacing: 1px;
            transition: all 0.3s;
            display: flex;
            align-items: center;
            flex-direction: column;
            min-width: 100px;
            height: 100%;
            justify-content: center;
        }
        
        .nav-menu a i {
            margin-bottom: 5px;
            font-size: 1.5rem;
            transition: all 0.3s;
            text-shadow: 0 0 5px currentColor;
        }
        
        .nav-menu a .nav-text {
            font-size: 0.9rem;
            margin-bottom: 3px;
        }
        
        .nav-menu a .nav-english {
            font-size: 0.7rem;
            opacity: 0.7;
            font-style: italic;
        }
        
        .nav-menu a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--primary-color);
            transition: width 0.3s;
            border-radius: 2px;
        }
        
        .nav-menu a:hover {
            color: var(--accent-color);
            text-shadow: 0 0 10px var(--accent-color);
        }
        
        .nav-menu a:hover i {
            transform: scale(1.2) translateY(-3px);
            color: var(--accent-color);
            text-shadow: 0 0 10px var(--accent-color);
        }
        
        .nav-menu a:hover::after {
            width: 100%;
        }
        
        /* 添加导航图标动画 */
        @keyframes iconPulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.1); }
            100% { transform: scale(1); }
        }
        
        .nav-menu a i {
            animation: iconPulse 3s infinite;
        }
        
        .nav-menu a:hover i {
            animation: none;
        }
        
        .mobile-menu-btn {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: white;
            z-index: 1001;
            background: transparent;
            border: none;
            outline: none;
        }
        
        /* Hero区域 */
        .hero {
            height: 1080px;
            display: flex;
            align-items: center;
            color: white;
            position: relative;
            overflow: hidden;
            margin-top: 100px;
        }
        
        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            animation: float 20s infinite linear;
        }
        
        @keyframes float {
            0% { transform: translateY(0) translateX(0); }
            100% { transform: translateY(-100px) translateX(100px); }
        }

        /* Hero区域背景切换样式 */
        .hero-background {
            position: absolute;
            top: 0px;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 0;
            overflow: hidden;
        }
        
        .bg-slide {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            opacity: 0;
            transition: opacity 1.5s ease-in-out;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            
        }
        
        .bg-slide.active {
            opacity: 1;
        }
        
        .bg-slide.video-bg {
            background: #000;
        }
        
        .bg-slide.video-bg video {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
                /* 添加响应式设计，确保在小屏幕上也能正确显示 */
/* 在现有的媒体查询部分添加以下代码 */

@media (max-width: 768px) {
    /* 修改hero区域高度和内容 */
    .hero {
        height: 300px !important; /* 强制设置高度为100px */
        padding: 10px 0;
        margin-top: 20px;
    }
    
    .hero-content {
        padding: 5px 10px;
        transform: scale(0.8); /* 整体缩小内容 */
        transform-origin: top center;
        margin-top: -20px; /* 向上移动以居中显示 */
    }
    
    .hero-content h1 {
        font-size: 1.2rem !important;
        margin-bottom: 5px;
        line-height: 1.1;
        display: block !important; /* 确保显示 */
    }
    
    .hero-content p {
        font-size: 0.8rem !important;
        margin-bottom: 10px;
        display: block !important; /* 确保显示 */
    }
    
    .countdown {
        display: none; /* 在小屏幕上隐藏倒计时 */
    }
    
    .hero-btns {
        display: none; /* 在小屏幕上隐藏按钮 */
    }
    
    .ai-anchor {
        display: none; /* 隐藏AI主播 */
    }
    
    .bg-indicators {
        bottom: 5px; /* 调整指示器位置 */
        transform: translateX(-50%) scale(0.7);
    }
    
    .bg-indicator {
        width: 8px;
        height: 8px;
    }
}

@media (max-width: 576px) {
    .hero {
        height: 260px !important;
    }
    
    .hero-content {
        transform: scale(0.6);

        padding: 0px;
        padding-top: 30px;
    }
    .countdown {
        gap: 5px;
        margin: 10px 0;
    }
    .countdown-item {
        padding: 5px;
        border-radius: 5px;
        width: 40px;
    }

    .hero-content h1 {
        font-size: 1rem !important;
    }
    
    .hero-content p {
        font-size: 0.7rem !important;
    }
}

/* 添加超小屏幕的适配 */
@media (max-width: 400px) {
    .hero {
        height: 260px !important;
    }
    
    .hero-content {
        transform: scale(0.6);
        padding: 0px;
        padding-top: 30px;
    }
    .countdown {
        gap: 5px;
        margin: 10px 0;
    }
    .countdown-item {
        padding: 5px;
        border-radius: 5px;
        width: 40px;
    }

    .hero-content h1 {
        font-size: 0.9rem !important;
    }
}
        
        /* 背景切换指示器 */
        .bg-indicators {
            position: absolute;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 10px;
            z-index: 5;
        }
        
        .bg-indicator {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: all 0.3s;
        }
        
        .bg-indicator.active {
            background: var(--accent-color);
            box-shadow: 0 0 10px var(--accent-color);
            transform: scale(1.2);
        }


        
        .hero-content {
            text-align: center;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }
        
        .hero-content h1 {
            display: none;
            font-size: 4rem;
            margin-bottom: 20px;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
            line-height: 1.2;
            animation: fadeInUp 1s ease;
            font-family: var(--font-tech);
        }
        
        .hero-content p {
            display: none;
            font-size: 1.5rem;
            margin-bottom: 40px;
            animation: fadeInUp 1.5s ease;
        }
        
        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 20px;
            animation: fadeInUp 2s ease;
        }
        
        .countdown {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin: 30px 0;
            animation: fadeInUp 2.5s ease;
        }
        
        .countdown-item {
            background: rgba(255, 255, 255, 0.1);
            padding: 15px;
            border-radius: 5px;
            min-width: 80px;
            backdrop-filter: blur(5px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: transform 0.3s;
        }
        
        .countdown-item:hover {
            transform: translateY(-5px);
            background: rgba(255, 255, 255, 0.2);
        }
        
        .countdown-number {
            font-size: 2rem;
            font-weight: bold;
            color: var(--accent-color);
            text-shadow: 0 0 10px var(--accent-color);
            font-family: var(--font-tech);
        }
        
        .countdown-label {
            font-size: 0.9rem;
            margin-top: 5px;
        }
        
        /* AI主播浮动效果 */
        .ai-anchor {
            position: absolute;
            width: 150px;
            height: 150px;
            bottom: 50px;
            right: 50px;
            border-radius: 50%;
            overflow: hidden;
            box-shadow: 0 0 30px var(--neon-pink);
            animation: floatAi 6s ease-in-out infinite;
            z-index: 2;
        }
        
        .ai-anchor img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        @keyframes floatAi {
            0% { transform: translateY(0) rotate(0deg); }
            50% { transform: translateY(-20px) rotate(5deg); }
            100% { transform: translateY(0) rotate(0deg); }
        }
        
        /* 关于展会 */
        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        
        .about-text h3 {
            font-size: 2.2rem;
            margin-bottom: 20px;
            color: var(--secondary-color);
        }
        
        .about-text p {
            margin-bottom: 20px;
            font-size: 1.1rem;
        }
        
        .about-video {
            position: relative;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
            transform: perspective(1000px) rotateY(-5deg);
            transition: transform 0.5s;
        }
        
        .about-video:hover {
            transform: perspective(1000px) rotateY(0);
        }
        
        .about-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 40px;
        }
        
        /* 钱学森预测展示区 */
        .qian-section {
            background: linear-gradient(135deg, #0a0e2a 0%, #1a237e 100%);
            color: white;
            position: relative;
            overflow: hidden;
        }
        
        .qian-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI2MCIgaGVpZ2h0PSI2MCI+PGNpcmNsZSBjeD0iMzAiIGN5PSIzMCIgcj0iMSIgZmlsbD0iI2ZmZiIgZmlsbC1vcGFjaXR5PSIwLjA1Ii8+PC9zdmc+');
            animation: float 15s infinite linear;
        }
        
        .qian-section::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 20% 30%, rgba(255, 62, 130, 0.1) 0%, transparent 30%),
                radial-gradient(circle at 80% 70%, rgba(0, 242, 254, 0.1) 0%, transparent 30%);
        }
        
        .qian-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 40px;
            margin-top: 60px;
        }
        
        .qian-card {
            background: rgba(255, 255, 255, 0.05);
            padding: 40px 30px;
            border-radius: 15px;
            border: 1px solid rgba(0, 242, 254, 0.2);
            position: relative;
            overflow: hidden;
            backdrop-filter: blur(10px);
            transition: transform 0.3s, box-shadow 0.3s;
            z-index: 1;
        }
        
        .qian-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 0 30px rgba(0, 242, 254, 0.3);
        }
        
        .qian-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(0, 242, 254, 0.1), transparent);
            transition: all 0.5s;
        }
        
        .qian-card:hover::before {
            left: 100%;
        }
        
        .qian-icon {
            font-size: 3rem;
            margin-bottom: 20px;
            color: var(--accent-color);
            text-shadow: 0 0 15px var(--accent-color);
        }
        
        .qian-card h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--accent-color);
            font-family: var(--font-tech);
        }
        
        .qian-card p {
            font-size: 1.1rem;
            line-height: 1.8;
            opacity: 0.9;
        }
        
        /* 功能特色 */
        .features {
            background: var(--dark-bg);
            color: white;
            position: relative;
        }
        
        .features::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 20% 30%, rgba(255, 62, 130, 0.1) 0%, transparent 30%),
                radial-gradient(circle at 80% 70%, rgba(0, 242, 254, 0.1) 0%, transparent 30%);
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 40px;
        }
        
        .feature-card {
            background: rgba(255, 255, 255, 0.05);
            padding: 40px 30px;
            border-radius: 15px;
            text-align: center;
            transition: all 0.3s;
            border: 1px solid rgba(0, 242, 254, 0.2);
            position: relative;
            overflow: hidden;
            backdrop-filter: blur(5px);
        }
        
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(0, 242, 254, 0.1), transparent);
            transition: all 0.5s;
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 0 30px rgba(0, 242, 254, 0.3);
        }
        
        .feature-card:hover::before {
            left: 100%;
        }
        
        .feature-icon {
            font-size: 4rem;
            margin-bottom: 25px;
            color: var(--accent-color);
            text-shadow: 0 0 15px var(--accent-color);
            transition: transform 0.3s;
        }
        
        .feature-card:hover .feature-icon {
            transform: scale(1.1) rotate(5deg);
        }
        
        .feature-card h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
        }
        
        .feature-card p {
            font-size: 1.1rem;
            opacity: 0.9;
        }
        
        /* 数字人代言展示区 */
        .digital-anchors {
            background: linear-gradient(135deg, #0a0e2a 0%, #1a237e 100%);
            color: white;
            position: relative;
            overflow: hidden;
        }
        
        .anchors-slider {
            position: relative;
            margin: 0 auto;
            overflow: hidden;
            border-radius: 20px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
        }
        
        .anchor-slide {
            display: none;
            padding: 60px 40px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 20px;
            border: 1px solid rgba(0, 242, 254, 0.2);
            backdrop-filter: blur(10px);
        }
        
        .anchor-slide.active {
            display: flex;
            animation: fadeIn 1s ease;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        
        .anchor-image {
            flex: 0 0 40%;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
        }
        
        .anchor-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        
        .anchor-slide:hover .anchor-image img {
            transform: scale(1.05);
        }
        
        .anchor-content {
            flex: 0 0 60%;
            padding: 0 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        
        .anchor-name {
            font-size: 2.5rem;
            margin-bottom: 10px;
            color: var(--accent-color);
            font-family: var(--font-tech);
            text-shadow: 0 0 10px var(--accent-color);
        }
        
        .anchor-title {
            font-size: 1.3rem;
            color: #aaa;
            margin-bottom: 30px;
        }
        
        .anchor-quote {
            font-style: italic;
            margin-bottom: 30px;
            padding: 20px;
            background: rgba(0, 242, 254, 0.1);
            border-left: 3px solid var(--accent-color);
            position: relative;
            font-size: 1.2rem;
            line-height: 1.6;
        }
        
        .anchor-description {
            margin-bottom: 30px;
            font-size: 1.1rem;
            line-height: 1.8;
            opacity: 0.9;
        }
        
        .anchor-talk {
            margin-top: 20px;
            padding: 20px;
            background: rgba(255, 62, 130, 0.1);
            border-radius: 10px;
            font-size: 1rem;
            line-height: 1.6;
            border-left: 3px solid var(--primary-color);
        }
        
        .typing-effect {
            border-right: 2px solid var(--accent-color);
            margin: 0;
        }

        .typing-line {
            overflow: hidden;
            white-space: nowrap;
            width: 0;
            animation: typing 2s steps(40, end) forwards, 
                    blink-caret 0.75s step-end infinite;
        }

        .typing-line:nth-child(1) { animation-delay: 0.5s; }
        .typing-line:nth-child(2) { animation-delay: 2.8s; }
        .typing-line:nth-child(3) { animation-delay: 5.1s; }
        /* 更多行... */

        @keyframes typing {
            0% { width: 0; opacity: 0; }
            1% { opacity: 1; }
            100% { width: 100%; opacity: 1; }
        }
        
        
        @keyframes blink-caret {
            from, to { border-color: transparent }
            50% { border-color: var(--accent-color) }
        }
        
        .anchors-nav {
            display: flex;
            justify-content: center;
            margin-top: 30px;
            gap: 15px;
        }
        
        .anchor-nav-item {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.3);
            cursor: pointer;
            transition: all 0.3s;
        }
        
        .anchor-nav-item.active {
            background: var(--accent-color);
            box-shadow: 0 0 10px var(--accent-color);
            transform: scale(1.2);
        }
        
        /* 三维数字孪生介绍区域 */
        .digital-twin-intro {
            background: linear-gradient(135deg, #f8f9fa 0%, #eef2f7 100%);
            position: relative;
            overflow: hidden;
        }
        
        .twin-content {
            background: rgba(255, 255, 255, 0.9);
            padding: 40px;
            border-radius: 20px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.5);
            font-size: 1.2rem;
            line-height: 1.8;
            text-align: justify;
            font-family: 'Orbitron', sans-serif;
            color: #333;
            position: relative;
            z-index: 1;
        }
        
        .twin-content::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, rgba(108, 92, 231, 0.05), rgba(0, 242, 254, 0.05));
            z-index: -1;
            border-radius: 20px;
        }
        
        .twin-content h3 {
            font-size: 2.5rem;
            text-align: center;
            margin-bottom: 30px;
            color: var(--secondary-color);
            text-shadow: 0 0 10px rgba(108, 92, 231, 0.3);
            font-family: var(--font-tech);
        }
        
        /* 3D数字人直播区域 */
        .digital-human-section {
            background: linear-gradient(to bottom, #f8f9fa, #eef2f7);
            position: relative;
        }
        
        .digital-human-container {
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
            height: 800px;
            position: relative;
            border: 1px solid var(--neon-blue);
        }
        
        .digital-human-container::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            box-shadow: inset 0 0 50px rgba(0, 243, 255, 0.3);
            pointer-events: none;
            z-index: 2;
        }
        
        /* 三维地图区域 */
        .map-container {
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
            height: 800px;
            position: relative;
            border: 1px solid var(--neon-purple);
        }
        
        .map-container::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            box-shadow: inset 0 0 50px rgba(189, 0, 255, 0.3);
            pointer-events: none;
            z-index: 2;
        }
        
        /* 新闻公告 */
        .news-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }
        
        .news-box {
            background: var(--card-bg);
            padding: 30px;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.5);
        }
        
        .news-box:hover {
            transform: translateY(-5px);
        }
        
        .news-box h3 {
            font-size: 1.8rem;
            margin-bottom: 25px;
            color: var(--secondary-color);
            position: relative;
            padding-bottom: 15px;
        }
        
        .news-box h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 3px;
            background: var(--primary-color);
        }
        
        .news-list {
            list-style: none;
        }
        
        .news-list li {
            padding: 15px 0;
            border-bottom: 1px solid #eee;
            transition: all 0.3s;
        }
        
        .news-list li:hover {
            background: rgba(255, 62, 130, 0.05);
            padding-left: 10px;
        }
        
        .news-list li:last-child {
            border-bottom: none;
        }
        
        .news-list a {
            text-decoration: none;
            color: var(--text-color);
            display: flex;
            align-items: center;
            font-size: 1.1rem;
            font-weight: 500;
        }
        
        .news-list a:hover {
            color: var(--primary-color);
        }
        
        .news-list i {
            margin-right: 15px;
            color: var(--primary-color);
            font-size: 1.2rem;
            transition: transform 0.3s;
        }
        
        .news-list a:hover i {
            transform: translateX(5px);
        }
        
        /* 展商展示 */
        .exhibitors-slider {
            padding: 40px 0;
            position: relative;
            overflow: hidden;
        }
        
        .exhibitor-card {
            background: var(--card-bg);
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transition: all 0.3s;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.5);
            height: 100%;
        }
        
        .exhibitor-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
        }
        
        .exhibitor-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        
        .exhibitor-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        
        .exhibitor-card:hover .exhibitor-img img {
            transform: scale(1.1);
        }
        
        .exhibitor-info {
            padding: 20px;
        }
        
        .exhibitor-info h4 {
            font-size: 1.3rem;
            margin-bottom: 10px;
            color: var(--secondary-color);
        }
        
        .exhibitor-info p {
            color: #666;
            line-height: 1.6;
            font-size: 0.9rem;
        }
        
        /* 博览会历史树形图 */
        .history-tree {
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
            padding: 50px 0;
        }
        
        .tree-line {
            position: absolute;
            top: 0;
            left: 50%;
            width: 4px;
            height: 100%;
            background: linear-gradient(to bottom, var(--secondary-color), var(--primary-color));
            transform: translateX(-50%);
            z-index: 1;
        }
        
        .tree-node {
            position: relative;
            width: 45%;
            margin: 60px 0;
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s ease;
        }
        
        .tree-node.visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        .tree-node:nth-child(odd) {
            margin-left: 5%;
        }
        
        .tree-node:nth-child(even) {
            margin-left: 50%;
        }
        
        .tree-node-content {
            background: var(--card-bg);
            padding: 30px;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            position: relative;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.5);
        }
        
        .tree-node:nth-child(odd) .tree-node-content::after {
            content: '';
            position: absolute;
            top: 50%;
            right: -10px;
            width: 0;
            height: 0;
            border-top: 10px solid transparent;
            border-bottom: 10px solid transparent;
            border-left: 10px solid var(--card-bg);
            transform: translateY(-50%);
        }
        
        .tree-node:nth-child(even) .tree-node-content::after {
            content: '';
            position: absolute;
            top: 50%;
            left: -10px;
            width: 0;
            height: 0;
            border-top: 10px solid transparent;
            border-bottom: 10px solid transparent;
            border-right: 10px solid var(--card-bg);
            transform: translateY(-50%);
        }
        
        .tree-node-point {
            position: absolute;
            top: 50%;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: var(--secondary-color);
            transform: translateY(-50%);
            z-index: 2;
            box-shadow: 0 0 15px var(--secondary-color);
        }
        
        .tree-node:nth-child(odd) .tree-node-point {
            right: -60px;
        }
        
        .tree-node:nth-child(even) .tree-node-point {
            left: -60px;
        }
        
        .tree-node-year {
            font-size: 1.5rem;
            font-weight: bold;
            color: var(--secondary-color);
            margin-bottom: 10px;
            font-family: var(--font-tech);
        }
        
        .tree-node-title {
            font-size: 1.3rem;
            margin-bottom: 15px;
            color: var(--text-color);
        }
        
        .tree-node-description {
            font-size: 1rem;
            line-height: 1.6;
            color: #666;
        }
        
        .tree-node-highlight {
            background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
            color: white;
            padding: 5px 10px;
            border-radius: 5px;
            font-size: 0.9rem;
            display: inline-block;
            margin-top: 10px;
        }
        
        /* 往届合作渠道 */
        .past-channels {
            background: var(--secondary-color);
            color: white;
            position: relative;
        }
        
        .channels-image {
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
            position: relative;
        }
        
        .channels-image img {
            width: 100%;
            display: block;
        }
        
        /* 展会现场 */
        .scene-slider {
            padding: 20px 0;
        }
        
        .scene-item {
            background: var(--card-bg);
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transition: all 0.3s;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.5);
        }
        
        .scene-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
        }
        
        .scene-item img {
            width: 100%;
            height: 150px;
            object-fit: cover;
        }
        
        /* 媒体合作伙伴 */
        .partners-section {
            background: var(--light-bg);
        }
        
        .partner-logo {
            background: var(--card-bg);
            padding: 20px;
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            height: 120px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transition: all 0.3s;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.5);
        }
        
        .partner-logo:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
        }
        
        .partner-logo img {
            max-width: 100%;
            max-height: 60px;
        }
        
        /* 页脚 */
        .footer {
            background: var(--dark-bg);
            color: white;
            padding: 80px 0 30px;
            position: relative;
        }
        
        .footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 20% 30%, rgba(255, 62, 130, 0.1) 0%, transparent 30%),
                radial-gradient(circle at 80% 70%, rgba(0, 242, 254, 0.1) 0%, transparent 30%);
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 60px;
            position: relative;
            z-index: 1;
        }
        
        .footer-column h3 {
            font-size: 1.5rem;
            margin-bottom: 25px;
            color: var(--accent-color);
            text-shadow: 0 0 10px var(--accent-color);
        }
        
        .footer-column p {
            margin-bottom: 15px;
            font-size: 1.1rem;
        }
        
        .footer-contact p {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
        }
        
        .footer-contact i {
            margin-right: 15px;
            color: var(--accent-color);
            font-size: 1.5rem;
            text-shadow: 0 0 10px var(--accent-color);
        }
        
        .footer-social {
            display: flex;
            gap: 15px;
            margin-top: 25px;
        }
        
        .social-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s;
            font-size: 1.5rem;
            border: 1px solid rgba(0, 242, 254, 0.3);
        }
        
        .social-icon:hover {
            background: var(--accent-color);
            color: var(--dark-bg);
            box-shadow: 0 0 15px var(--accent-color);
            transform: translateY(-3px);
        }
        
        .footer-bottom {
            text-align: center;
            padding-top: 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
            z-index: 1;
        }
        
        /* 弹出模态框 */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.8);
            z-index: 2000;
            align-items: center;
            justify-content: center;
            backdrop-filter: blur(5px);
        }
        
        .modal-content {
            background: var(--card-bg);
            padding: 40px;
            border-radius: 20px;
            max-width: 600px;
            width: 90%;
            position: relative;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            border: 1px solid var(--neon-blue);
            animation: modalFadeIn 0.5s ease;
            backdrop-filter: blur(10px);
        }
        
        @keyframes modalFadeIn {
            from { opacity: 0; transform: translateY(-50px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .close-modal {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 2rem;
            cursor: pointer;
            color: #777;
            transition: all 0.3s;
        }
        
        .close-modal:hover {
            color: var(--primary-color);
            transform: rotate(90deg);
        }
        
        .modal-content h2 {
            font-size: 2.2rem;
            margin-bottom: 25px;
            color: var(--secondary-color);
            text-align: center;
        }
        
        .contact-info {
            margin-top: 25px;
        }
        
        .contact-item-modal {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
            font-size: 1.1rem;
        }
        
        .contact-item-modal i {
            margin-right: 15px;
            color: var(--primary-color);
            font-size: 1.5rem;
            min-width: 30px;
            text-align: center;
        }
        
        .qr-codes {
            display: flex;
            justify-content: space-around;
            margin-top: 30px;
            flex-wrap: wrap;
        }
        
        .qr-code {
            text-align: center;
            margin: 15px;
        }
        
        .qr-code img {
            width: 150px;
            height: 150px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .qr-code p {
            margin-top: 10px;
            font-weight: 500;
        }
        
        /* 赛博朋克风格元素 */
        .cyber-border {
            border: 1px solid var(--neon-blue);
            box-shadow: 0 0 10px var(--neon-blue), inset 0 0 5px var(--neon-blue);
        }
        
        .cyber-glow {
            text-shadow: 0 0 5px var(--accent-color), 0 0 10px var(--accent-color);
        }
        
        .cyber-btn {
            background: transparent;
            color: var(--neon-blue);
            border: 1px solid var(--neon-blue);
            padding: 12px 25px;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            transition: all 0.3s;
            text-transform: uppercase;
            letter-spacing: 2px;
            font-weight: 600;
            z-index: 1;
            font-family: var(--font-tech);
        }
        
        .cyber-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, var(--neon-blue), transparent);
            transition: all 0.5s;
            z-index: -1;
        }
        
        .cyber-btn:hover {
            color: var(--dark-bg);
            box-shadow: 0 0 15px var(--neon-blue);
        }
        
        .cyber-btn:hover::before {
            left: 100%;
        }
        
        /* AI特色按钮 */
        .ai-btn {
            background: var(--ai-gradient);
            color: white;
            border: none;
            padding: 14px 28px;
            border-radius: 30px;
            font-weight: 600;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            transition: all 0.3s;
            box-shadow: 0 5px 15px rgba(108, 92, 231, 0.3);
            z-index: 1;
            font-size: 1rem;
        }
        
        .ai-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, #00f2fe, #6c5ce7, #ff3e82);
            opacity: 0;
            transition: opacity 0.3s;
            z-index: -1;
        }
        
        .ai-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(108, 92, 231, 0.4);
        }
        
        .ai-btn:hover::before {
            opacity: 1;
        }
        
        /* 动态背景样式 */
        .dynamic-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            overflow: hidden;
        }
        
        .bg-particle {
            position: absolute;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            animation: floatParticle 15s infinite linear;
        }
        
        .bg-line {
            position: absolute;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--neon-blue), transparent);
            animation: flowLine 10s infinite linear;
        }
        
        @keyframes floatParticle {
            0% { transform: translate(0, 0) rotate(0deg); }
            100% { transform: translate(100px, -100px) rotate(360deg); }
        }
        
        @keyframes flowLine {
            0% { transform: translateX(-100%); }
            100% { transform: translateX(100%); }
        }
        
        /* 动画效果 */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .animate-fadeInUp {
            animation: fadeInUp 1s ease;
        }
        
        @keyframes glow {
            0% { box-shadow: 0 0 5px var(--neon-blue); }
            50% { box-shadow: 0 0 20px var(--neon-blue), 0 0 30px var(--neon-blue); }
            100% { box-shadow: 0 0 5px var(--neon-blue); }
        }
        
        .animate-glow {
            animation: glow 2s infinite;
        }
        
        /* 广告区域 */
        .ad-banner {
            margin: 60px 0;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s;
        }
        
        .ad-banner:hover {
            transform: translateY(-5px);
        }
        
        .ad-banner img {
            width: 100%;
            display: block;
        }
        
        
        /* 网红风格元素 */
        .influencer-tag {
            position: absolute;
            top: 10px;
            right: 10px;
            background: var(--primary-color);
            color: white;
            padding: 5px 10px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: bold;
            z-index: 3;
            animation: pulse 2s infinite;
        }
        
        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }
        
        /* 响应式设计 */
        @media (max-width: 1600px) {
            .container {
                max-width: 1400px;
            }
        }
        
        @media (max-width: 1400px) {
            .contact-section {
                gap: 15px;
            }
            
            .contact-item {
                padding: 6px 12px;
                font-size: 0.8rem;
            }
            
            .contact-item i {
                font-size: 1rem;
            }
            
            .logo {
                font-size: 1.8rem;
            }
            
            .logo-english {
                font-size: 1rem;
                margin-left: 15px;
            }
        }
        
        @media (max-width: 1200px) {
            .container {
                padding: 0 30px;
            }
            /* 修改hero区域高度和内容 */
            .hero {

                margin-top: 20px;
            }
            
            .hero-content h1 {
                font-size: 3rem;
            }
            
            .digital-human-container {
                height: 800px;
            }
            
            .map-container {
                height: 800px;
            }
            
            .about-content {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            
            .news-container {
                grid-template-columns: 1fr;
            }
            
            .header-container {
                display: block;
            }
            .navbar {
                height: 50px;
            }
            .logo{
                margin-left: 100px;
            }
            .contact-section {
                margin-left: 5px;
            }
            
            .header-container {
                justify-content: center;
            }
            
            .navbar-container {
                justify-content: space-between;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .nav-menu {
                position: fixed;
                top: 50px;
                left: -100%;
                flex-direction: column;
                background: rgba(10, 14, 42, 0.95);
                width: 100%;
                height: calc(100vh - var(--header-height));
                padding: 30px;
                transition: all 0.3s;
                box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
                z-index: 999;
                backdrop-filter: blur(10px);
            }
            
            .nav-menu.active {
                left: 0;
            }
            
            .nav-menu li {
                margin: 15px 0;
            }
            
            .nav-menu a {
                flex-direction: row;
                justify-content: flex-start;
                min-width: auto;
                padding: 15px;
            }
            
            .nav-menu a i {
                margin-bottom: 0;
                margin-right: 15px;
                font-size: 1.8rem;
            }
            
            .nav-text-container {
                display: flex;
                flex-direction: column;
            }
            
            .navbar.scrolled .nav-menu a {
                padding: 15px;
            }
            
            .navbar.scrolled .nav-menu a i {
                font-size: 1.8rem;
                margin-bottom: 0;
                margin-right: 15px;
            }
            
            .navbar.scrolled .nav-menu a .nav-text {
                font-size: 1rem;
            }
            
            .navbar.scrolled .nav-menu a .nav-english {
                font-size: 0.7rem;
            }
        }
        
        @media (max-width: 992px) {
            .section {
                padding: 60px 0;
            }
            
            .section-title h2 {
                font-size: 2.2rem;
            }
            
            .hero-content h1 {
                font-size: 2.5rem;
            }
            
            .hero-content p {
                font-size: 1.2rem;
            }
            
            .ai-anchor {
                width: 100px;
                height: 100px;
                right: 20px;
                bottom: 20px;
            }
            
            .anchor-slide {
                flex-direction: column;
                padding: 40px 20px;
            }
            
            .anchor-image {
                flex: 0 0 100%;
                margin-bottom: 30px;
            }
            
            .anchor-content {
                flex: 0 0 100%;
                padding: 0;
            }
            
            .tree-node {
                width: 90%;
                margin-left: 10% !important;
            }
            
            .tree-node-point {
                left: -40px !important;
                right: auto !important;
            }
            
            .tree-node:nth-child(even) .tree-node-content::after {
                left: -10px;
                border-right: 10px solid var(--card-bg);
                border-left: none;
            }
            
            .tree-node:nth-child(odd) .tree-node-content::after {
                display: none;
            }
        }
        
        @media (max-width: 768px) {
            .section {
                padding: 50px 0;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            .hero-btns {
                flex-direction: column;
                gap: 15px;
            }
            
            .countdown {
                flex-wrap: wrap;
            }
            
            .countdown-item {
                min-width: 70px;
            }
            
            .digital-human-container {
                height: 800px;
            }
            
            .map-container {
                height: 800px;
            }
            
            .feature-card {
                padding: 30px 20px;
            }
            
            .feature-icon {
                font-size: 3rem;
            }
            
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            
            .ai-anchor {
                display: none;
            }
            
            .twin-content {
                padding: 25px;
                font-size: 1rem;
            }
            
            .twin-content h3 {
                font-size: 2rem;
            }
            
            .logo {
                font-size: 1.5rem;
            }
            
            .logo-english {
                display: none;
            }
            
            .top-header {
                padding: 8px 0;
            }
        }
        
        @media (max-width: 576px) {

            .header-container {
                display: block;
            }
            .hero-content h1 {
                font-size: 2rem;
            }
            
            .hero-content p {
                font-size: 1rem;
            }
            
            .countdown-number {
                font-size: 1.5rem;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .about-text h3 {
                font-size: 1.8rem;
            }
            
            .qian-card {
                padding: 25px 20px;
            }
            
            .qian-card h3 {
                font-size: 1.5rem;
            }
            
            .digital-human-container {
                height: 800px;
            }
            
            .map-container {
                height: 800px;
            }
            
            .modal-content {
                padding: 25px;
            }
            
            .modal-content h2 {
                font-size: 1.8rem;
            }
        }

        /* 添加针对小屏幕的响应式样式 */
        @media (max-width: 768px) {
            /* 修复推荐展商板块 */
            .exhibitors-slider .swiper-slide {
                width: 100% !important;
                padding: 0 5px;
            }
            
            .exhibitor-card {
                height: auto;
                margin-bottom: 15px;
            }
            
            .exhibitor-img {
                height: 150px;
                overflow: hidden;
            }
            
            .exhibitor-img img {
                width: 100%;
                height: 100%;
                object-fit: cover;
            }
            
            /* 修复展会现场板块 */
            .scene-slider .swiper-slide {
                width: 100% !important;
                padding: 0 5px;
            }
            
            .scene-item {
                height: auto;
                margin-bottom: 15px;
            }
            
            .scene-item img {
                height: 120px;
                object-fit: cover;
            }
            
            /* 修复合作媒体板块 */
            .partners-slider .swiper-slide {
                width: 50% !important; /* 小屏幕显示2列 */
                padding: 0 5px;
            }
            
            .partner-logo {
                height: 80px;
                padding: 10px;
            }
            
            .partner-logo img {
                max-height: 40px;
                width: auto;
            }
            
            /* 调整Swiper容器的边距 */
            .exhibitors-slider, 
            .scene-slider, 
            .partners-slider {
                margin: 0 -5px;
            }
            
            /* 调整分页器位置 */
            .swiper-pagination {
                bottom: -25px !important;
            }
        }
        
        @media (max-width: 480px) {
            /* 超小屏幕进一步调整 */
            .partners-slider .swiper-slide {
                width: 50% !important; /* 保持2列 */
            }
            
            .exhibitor-img {
                height: 120px;
            }
            
            .scene-item img {
                height: 100px;
            }
            
            .partner-logo {
                height: 70px;
                padding: 8px;
            }
            
            .partner-logo img {
                max-height: 35px;
            }
        }

                /* 历史树形图样式修复 - 小屏幕适配 */
                @media (max-width: 768px) {
                    /* 调整历史树形图容器 */
                    .history-tree {
                        padding: 30px 0;
                        max-width: 100%;
                    }
                    
                    /* 隐藏中心线或调整位置 */
                    .tree-line {
                        left: 20px; /* 将线移到左侧 */
                        width: 3px;
                    }
                    
                    /* 调整所有节点为左侧排列 */
                    .tree-node {
                        width: 100% !important;
                        margin-left: 0 !important;
                        margin-right: 0;
                        padding-left: 50px; /* 为时间轴留出空间 */
                        margin: 40px 0;
                    }
                    
                    /* 调整节点内容 */
                    .tree-node-content {
                        padding: 20px;
                        margin-left: 0;
                    }
                    
                    /* 调整节点指示点位置 */
                    .tree-node-point {
                        left: 15px !important; /* 统一左侧位置 */
                        right: auto !important;
                        width: 16px;
                        height: 16px;
                    }
                    
                    /* 移除节点箭头 */
                    .tree-node-content::after {
                        display: none;
                    }
                    
                    /* 调整节点年份和标题 */
                    .tree-node-year {
                        font-size: 1.3rem;
                    }
                    
                    .tree-node-title {
                        font-size: 1.1rem;
                    }
                    
                    .tree-node-description {
                        font-size: 0.95rem;
                    }
                    
                    .tree-node-highlight {
                        font-size: 0.85rem;
                    }
                }
                
                @media (max-width: 480px) {
                    /* 超小屏幕进一步调整 */
                    .tree-node {
                        padding-left: 40px;
                        margin: 30px 0;
                    }
                    
                    .tree-node-point {
                        left: 12px !important;
                        width: 14px;
                        height: 14px;
                    }
                    
                    .tree-node-content {
                        padding: 15px;
                    }
                    
                    .tree-node-year {
                        font-size: 1.2rem;
                    }
                    
                    .tree-node-title {
                        font-size: 1rem;
                    }
                    
                    .tree-node-description {
                        font-size: 0.9rem;
                    }
                }
                
                /* 确保动画在小屏幕上也能正常工作 */
                .tree-node {
                    opacity: 0;
                    transform: translateY(30px);
                    transition: all 0.8s ease;
                }
                
                .tree-node.visible {
                    opacity: 1;
                    transform: translateY(0);
                }