:root {
            --primary-color: #6c5ce7;
            --secondary-color: #a29bfe;
            --accent-color: #fd79a8;
            --text-color: #2d3436;
            --light-text: #636e72;
            --bg-color: #f9f9ff;
            --card-bg: rgba(255, 255, 255, 0.9);
            --gradient-start: #f9f9ff;
            --gradient-end: #e6f3ff;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
        }
        
        body {
            background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
            color: var(--text-color);
            line-height: 1.6;
            overflow-x: hidden;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        
        /* 导航栏样式 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            padding: 15px 0;
            background-color: rgba(255, 255, 255, 0.95);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            z-index: 1000;
            transition: all 0.3s ease;
        }
        
        header.scrolled {
            padding: 10px 0;
            background-color: rgba(255, 255, 255, 0.98);
        }
        
        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-color);
            text-decoration: none;
        }
        
        .logo img {
            height: 40px;
            margin-right: 10px;
        }
        
        .nav-links {
            display: flex;
            list-style: none;
        }
        
        .nav-links li {
            margin-left: 30px;
        }
        
        .nav-links a {
            color: var(--text-color);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s;
            position: relative;
        }
        
        .nav-links a:hover {
            color: var(--primary-color);
        }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary-color);
            transition: width 0.3s;
        }
        
        .nav-links a:hover::after {
            width: 100%;
        }
        
        .mobile-menu-btn {
            display: none;
            font-size: 1.5rem;
            color: var(--text-color);
            background: none;
            border: none;
            cursor: pointer;
        }
        
        /* Banner 区域 */
        .banner {
            position: relative;
            height: 100vh;
            min-height: 600px;
            display: flex;
            align-items: center;
            padding-top: 80px;
            overflow: hidden;
        }
        
        #particles-js {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
        }
        
        .banner-content {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            width: 100%;
        }
        
        .banner-text {
            flex: 1;
            padding-right: 30px;
        }
        
        .banner-image {
            flex: 1;
            display: flex;
            justify-content: center;
            align-items: center;
        }
        
        .banner-image img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
            animation: float 6s ease-in-out infinite;
        }
        
        @keyframes float {
            0%, 100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-20px);
            }
        }
        
        .banner-title {
            font-size: 2.8rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--primary-color);
            line-height: 1.2;
            min-height: 120px;
        }
        
        .banner-desc {
            font-size: 1.1rem;
            color: var(--light-text);
            margin-bottom: 30px;
            min-height: 150px;
        }
        
        .typing-text {
            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);
            }
        }
        
        .btn {
            display: inline-block;
            padding: 8px 20px;
            background-color: var(--primary-color);
            color: white;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
            box-shadow: 0 5px 15px rgba(108, 92, 231, 0.3);
        }
        
        .btn:hover {
            background-color: var(--secondary-color);
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(108, 92, 231, 0.4);
        }
        
        .btn-group {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
        }
        
        .btn-outline {
            background-color: transparent;
            border: 2px solid var(--primary-color);
            color: var(--primary-color);
        }
        
        .btn-outline:hover {
            background-color: var(--primary-color);
            color: white;
        }
        
        /* 网站介绍部分 */
        .section {
            padding: 100px 0;
        }
        
        .section-title {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 15px;
            color: var(--primary-color);
        }
        
        .section-subtitle {
            text-align: center;
            font-size: 1.1rem;
            color: var(--light-text);
            margin-bottom: 60px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }
        
        .about-container {
            display: flex;
            align-items: center;
            gap: 50px;
        }
        
        .about-text {
            flex: 1;
        }
        
        .about-image {
            flex: 1;
            text-align: center;
        }
        
        .about-image img {
            max-width: 100%;
            border-radius: 10px;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        
        .highlight-text {
            font-size: 2rem;
           
            margin-bottom: 30px;
            color: var(--primary-color);
        }
        
        /* 功能部分 */
        .features {
            background-color: rgba(255, 255, 255, 0.7);
            border-radius: 20px;
            padding: 50px;
            backdrop-filter: blur(10px);
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }
        
        .feature-card {
            background-color: var(--card-bg);
            border-radius: 15px;
            padding: 30px;
            transition: all 0.3s;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        
        .feature-icon {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 20px;
        }
        
        .feature-title {
            font-size: 1.3rem;
            font-weight: 600;
            margin-bottom: 15px;
            color: var(--primary-color);
        }
        
        /* 案例部分 */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }
        
        .case-card {
            background-color: var(--card-bg);
            border-radius: 15px;
            overflow: hidden;
            transition: all 0.3s;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        
        .case-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        
        .case-image {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        
        .case-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        
        .case-card:hover .case-image img {
            transform: scale(1.1);
        }
        
        .play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 60px;
            height: 60px;
            background-color: rgba(255, 255, 255, 0.8);
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            color: var(--primary-color);
            font-size: 1.5rem;
            cursor: pointer;
            transition: all 0.3s;
            opacity: 0;
        }
        
        .case-card:hover .play-btn {
            opacity: 1;
        }
        
        .play-btn:hover {
            background-color: var(--primary-color);
            color: white;
            transform: translate(-50%, -50%) scale(1.1);
        }
        
        .case-content {
            padding: 20px;
        }
        
        .case-title {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--primary-color);
        }
        
        /* 分隔页 */
        .divider-section {
            position: relative;
            padding: 120px 0;
            text-align: center;
            background: linear-gradient(135deg, rgba(108, 92, 231, 0.1), rgba(253, 121, 168, 0.1));
            overflow: hidden;
        }
        
        .divider-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path fill="rgba(255,255,255,0.5)" d="M0,0 L100,0 L100,100 L0,100 Z" /></svg>');
            background-size: cover;
            opacity: 0.1;
            z-index: 0;
        }
        
        .divider-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .divider-title {
            font-size: 2rem;
            margin-bottom: 30px;
            color: var(--primary-color);
        }
        
        /* 页脚 */
        footer {
            background-color: #2d3436;
            color: white;
            padding: 80px 0 30px;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 50px;
        }
        
        .footer-column h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: white;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-column h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 2px;
            background-color: var(--primary-color);
        }
        
        .footer-links {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 10px;
        }
        
        .footer-links a {
            color: #b2bec3;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer-links a:hover {
            color: var(--primary-color);
        }
        
        .footer-about p {
            color: #b2bec3;
            margin-bottom: 20px;
        }
        
        .contact-info {
            color: #b2bec3;
        }
        
        .contact-info p {
            margin-bottom: 10px;
            display: flex;
            align-items: center;
        }
        
        .contact-info i {
            margin-right: 10px;
            color: var(--primary-color);
            width: 20px;
            text-align: center;
        }
        
        .friend-links {
            text-align: center;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            margin-bottom: 30px;
        }
        
        .friend-links a {
            color: #b2bec3;
            text-decoration: none;
            margin: 0 15px;
            transition: color 0.3s;
        }
        
        .friend-links a:hover {
            color: var(--primary-color);
        }
        
        .copyright {
            text-align: center;
            color: #b2bec3;
            font-size: 0.9rem;
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .banner-title {
                font-size: 2.2rem;
            }
            
            .about-container {
                flex-direction: column;
            }
            
            .banner-content {
                flex-direction: column;
                text-align: center;
            }
            
            .banner-text {
                padding-right: 0;
                margin-bottom: 50px;
            }
            
            .btn-group {
                justify-content: center;
            }
        }
        
        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background-color: white;
                flex-direction: column;
                align-items: center;
                padding-top: 50px;
                transition: left 0.3s;
            }
            
            .nav-links.active {
                left: 0;
            }
            
            .nav-links li {
                margin: 15px 0;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .banner-title {
                font-size: 1.8rem;
                min-height: auto;
            }
            
            .banner-desc {
                min-height: auto;
            }
            
            .section {
                padding: 60px 0;
            }
            
            .section-title {
                font-size: 2rem;
            }
            
            .features {
                padding: 30px 20px;
            }
        }
        
        @media (max-width: 576px) {
            .btn-group {
                flex-direction: column;
                align-items: center;
            }
            
            .btn {
                width: 100%;
                text-align: center;
            }
            
            .friend-links {
                display: flex;
                flex-direction: column;
                gap: 10px;
            }
            
            .friend-links a {
                margin: 5px 0;
            }
        }
        
        /* 音频播放器样式 */
        .audio-player {
            position: fixed;
            bottom: -100px;
            left: 0;
            width: 100%;
            background-color: white;
            box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.1);
            padding: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: bottom 0.3s;
            z-index: 1000;
        }
        
        .audio-player.active {
            bottom: 0;
        }
        
        .audio-player audio {
            width: 100%;
            max-width: 500px;
        }
        
        .close-player {
            position: absolute;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary-color);
            cursor: pointer;
        }