* {
            margin: 0 0;
            padding: 0 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif,'黑体'，'Noto Sans SC';
        }
        
        a{
            text-decoration: none;
            color: #333;
        }
        body {
            background: #fff;
            color: #000;
            min-height: 100vh;
            overflow-x: hidden;
        }
        
        .pc{
            
        }
        
        .sp{
            display: none !important;
        }
        
        /*动画效果*/
        .your-element {
            transform: translateY(50px);
            opacity: 0;
            transition: transform 1.5s ease, opacity 1.5s ease;
        }
        /*激活动画效果*/
        .your-element.visible {
            transform: translateY(0);
            opacity: 1;
        }
        /* 悬浮导航栏 */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.90);
            backdrop-filter: blur(10px);
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 5%;
            height: 70px;
            z-index: 1000;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .logo {
            font-size: 1.4rem;
            font-weight: 700;
            color: #000;
            display: flex;
            align-items: center;
        }
        .logo a{
            font-size: 1.4rem;
            font-weight: 300;
            color: #000;
            display: flex;
            align-items: center;
        }
        
        .logo i {
            margin-right: 10px;
            color: #3b82f6;
        }
        
        .logo a img {
            width: 30px;
            margin-right:5px;
        }
        
        .nav-links {
            display: flex;
            height: 100%;
        }
        
        .navbar .nav-item {
            position: relative;
            height: 100%;
 

            align-items: center;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .navbar .nav-item:hover {
            background: rgba(59, 130, 246, 0.1);
        }
        
        .navbar .nav-item:hover .nav-text {
            color: #4ade80;
        }
        
        .navbar .nav-text {
            font-size: 1.0rem;
            font-weight: 500;
            color: #e2e8f0;
            transition: all 0.3s ease;
            width:100%;
            height:100%;
            display: flex;

        }
        
        .navbar .nav-text a{
            font-size: 1.1rem;
            font-weight: 300;
            color: #000;
            transition: all 0.3s ease;
            width:100%;
            height:100%;
            display:flex;
            padding: 0 20px;
            align-items: center;
        }
        
        .dropdown {
            position: absolute;
            top: 70px;
            left: 0;
            width: 220px;
            background: rgba(255, 255, 255, 0.95);
            border-radius: 0 0 10px 10px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            opacity: 0;
            visibility: hidden;
            transform: translateY(10px);
            transition: all 0.3s ease;
            z-index: 100;
            overflow: hidden;
        }
        
        .nav-item:hover .dropdown {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        
        .dropdown-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            transition: all 0.3s ease;
        }
        
        .dropdown-item a{
            width: 100%;
            height:100%;
            padding: 12px 20px;
            display:block;
            transition: all 0.3s ease;
        }
        
        .dropdown-item:hover {
            background: rgba(59, 130, 246, 0.15);
            color: #4ade80;
        }
        
        .dropdown-item:hover a{
            padding-left: 25px;
        }
        
        .nav-right {
            display: flex;
            align-items: center;
        }
        
        .search-icon, .hamburger {
            font-size: 1.3rem;
            color: #000;
            cursor: pointer;
            transition: all 0.3s ease;
            padding: 10px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .hamburger{
            display:none;
        }
        
        .search-icon:hover, .hamburger:hover {
            background: rgba(59, 130, 246, 0.15);
            color: #0c376c;
        }
        
        /* 移动端导航菜单 */
        .mobile-nav {
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            height: calc(100vh - 70px);
            background: rgba(255, 255, 255, 0.98);
            z-index: 999;
            padding: 20px;
            transform: translateY(-100%);
            opacity: 0;
            transition: all 0.4s ease;
            overflow-y: auto;
            display: none;
        }
        
        .mobile-nav.active {
            transform: translateY(0);
            opacity: 1;
            z-index: 1001;
        }
        
        .mobile-nav-item {
            padding: 15px 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        }
        
        .mobile-nav-text {
            font-size: 1.2rem;
            font-weight: 500;
            color: #000;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .mobile-dropdown {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        
        .mobile-dropdown.active {
            max-height: 500px;
        }
        
        .mobile-dropdown-item {
            padding: 12px 20px;
            border-bottom: 1px solid rgba(0, 0, 0, 0.03);
        }
        
        .mobile-dropdown-toggle {
            padding: 5px;
            transition: transform 0.3s ease;
        }
        
        .mobile-dropdown-toggle.active {
            transform: rotate(180deg);
        }
        
        .search-icon {
            font-size: 1.3rem;
            color: #000;
            cursor: pointer;
            transition: all 0.3s ease;
            padding: 10px;
            border-radius: 50%;
        }
        
        .search-icon:hover {
            background: rgba(59, 130, 246, 0.15);
            color: #0c376c;
        }
        
        /* 搜索框 */
        .search-container {
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background: rgba(15, 23, 42, 0.98);
            padding: 20px 5%;
            z-index: 999;
            display: none;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }
        
        .search-box {
            display: flex;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .search-input {
            flex: 1;
            padding: 15px 20px;
            font-size: 1.1rem;
            border: none;
            border-radius: 50px 0 0 50px;
            background: rgba(255, 255, 255, 0.1);
            color: white;
            outline: none;
        }
        
        .search-input::placeholder {
            color: #94a3b8;
        }
        
        .search-btn {
            padding: 0 30px;
            background: linear-gradient(90deg, #4ade80, #3b82f6);
            color: white;
            border: none;
            border-radius: 0 50px 50px 0;
            font-size: 1.1rem;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .search-btn:hover {
            background: linear-gradient(90deg, #3b82f6, #4ade80);
        }
        
        /* 轮播图区域 */
        .banner-section {
            margin-top: 70px;
            height: calc(100vh - 70px);
            position: relative;
        }
        
        .swiper {
            height: 100%;
            width: 100%;
        }
        
        .swiper-slide {
            position: relative;
            overflow: hidden;
        }
        
        .slide-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-size: cover;
            background-position: center;
            filter: brightness(0.7);
            transition: transform 1.5s cubic-bezier(0.16, 1, 0.3, 1);
        }
        
        .swiper-slide-active .slide-bg {
            transform: scale(1.05);
        }
        
        .slide-content {
            position: absolute;
            top: 20%;
            left: 10%;
            max-width: 650px;
            z-index: 10;
            opacity: 0;
            transform: translateY(60px);
            transition: all 0.8s ease;
        }
        
        .swiper-slide-active .slide-content {
            opacity: 1;
            transform: translateY(0);
        }
        
        .slide-title {
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 30px;
            line-height: 1.05;
            opacity: 0;
            transform: translateX(-80px);
            transition: all 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s;
            color:#fff;
        }
        
        .swiper-slide-active .slide-title {
            opacity: 1;
            transform: translateX(0);
        }
        
        .slide-description {
            font-size: 1.0rem;
            line-height: 1.6;
            margin-bottom: 45px;
            max-width: 550px;
            color: #e2e8f0;
            opacity: 0;
            transform: translateX(-80px);
            transition: all 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) 0.4s;
        }
        
        .swiper-slide-active .slide-description {
            opacity: 1;
            transform: translateX(0);
        }
        
        .explore-btn {
            display: inline-flex;
            align-items: center;
            padding: 18px 48px;
            background: linear-gradient(90deg, #4ade80, #3b82f6);
            color: white;
            text-decoration: none;
            font-size: 1.25rem;
            font-weight: 300;
            border-radius: 12px;
            box-shadow: 0 12px 25px rgba(59, 130, 246, 0);
            transition: all 0.3s ease;
            opacity: 0;
            transform: translateY(40px);
            transition: all 0.8s cubic-bezier(0.34, 1.56, 0.64, 0) 0.6s;
        }
        
        .swiper-slide-active .explore-btn {
            opacity: 1;
            transform: translateY(0);
        }
        
        .explore-btn:hover {
            transform: translateY(-5px) scale(1.05);
            box-shadow: 0 15px 30px rgba(59, 130, 246, 0);
        }
        
        /* 底部导航和进度条 */
        .nav-container {
            position: absolute;
            bottom: 100px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 35px;
            z-index: 20;
            background: rgba(15, 23, 42, 0.6);
            backdrop-filter: blur(10px);
            padding: 20px 30px;
            border-radius: 16px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .nav-item-bottom {
            cursor: pointer;
            text-align: center;
            width: 200px;
            transition: all 0.3s ease;
            opacity: 0.7;
        }
        
        .nav-item-bottom:hover {
            opacity: 1;
        }
        
        .nav-item-bottom.active {
            opacity: 1;
        }
        
        .nav-title-bottom {
            font-size: 1.2rem;
            font-weight: 300;
            margin-bottom: 15px;
            color: #fff;
            transition: all 0.3s ease;
        }
        
        .nav-item-bottom.active .nav-title-bottom {
            color: #4ade80;
            text-shadow: 0 0 10px rgba(74, 222, 128, 0.5);
        }
        
        .progress-container {
            width: 100%;
            height: 3px;
            background: rgba(255, 255, 255, 0.15);
            border-radius: 3px;
            overflow: hidden;
            position: relative;
        }
        
        .progress-bar {
            height: 100%;
            width: 0%;
            background: linear-gradient(90deg, #4ade80, #3b82f6);
            transition: width 0.1s linear;
            border-radius: 3px;
        }
        
        .nav-item-bottom.active .progress-bar {
            width: 100%;
            transition: width 5s linear;
        }
        

        
        /* 内容区域 */
        .content-section {
            padding: 80px 5%;
            max-width: 1400px;
            margin: 0 auto;
        }
        
        .section-title {
            text-align: center;
            font-size: 2.8rem;
            margin-bottom: 60px;
            background: linear-gradient(90deg, #4ade80, #3b82f6);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }
        
        .feature-card {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 20px;
            padding: 40px 30px;
            text-align: center;
            backdrop-filter: blur(10px);
            transition: all 0.4s ease;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
            background: rgba(59, 130, 246, 0.15);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
        }
        
        .feature-icon {
            font-size: 3.5rem;
            margin-bottom: 25px;
            background: linear-gradient(135deg, #4ade80, #3b82f6);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .feature-title {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: #4ade80;
        }
        
        .feature-description {
            font-size: 1.1rem;
            color: #cbd5e1;
            line-height: 1.7;
        }
        
        .footer {
            margin-top: 80px;
            text-align: center;
            padding: 40px;
            background: rgba(15, 23, 42, 0.7);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .noinfotips{
            min-height:40vh;
        }