* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        :root {
            --primary: #D1AA73;
            --primary-dark: #b18956;
            --gold-gradient: linear-gradient(135deg, #D1AA73 0%, #f1d3a5 100%);
            --secondary: #fff;
            --dark: #333;
            --light-bg: #FFFBF5;
            --text-light: #666666;  
            --text-dark: #515151;
        }
        
        body {
            font-family: 'Noto Sans SC', '思源黑体', sans-serif;
            color: #333;
            overflow-x: hidden;
            background-color: #f8f9fa;
            position: relative;
        }
        
        /* 导航栏 - 黄金主题 */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 70px;
            background: rgba(0, 0, 0, 0.8);
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 100px;
            z-index: 1000;
        }
        
        .brand {
            font-size: 24px;
            font-weight: bold;
            color: var(--primary);
            display: flex;
            align-items: center;
        }
        
        .brand i {
            margin-right: 10px;
            font-size: 28px;
        }
        
        .nav-links {
            display: flex;
        }
        
        .nav-links a {
            color: #fff;
            text-decoration: none;
            margin-left: 40px;
            font-size: 18px;
            position: relative;
            transition: all 0.3s ease;
        }
        
        .nav-links a:hover {
            color: var(--primary);
        }
        
        .nav-links a:hover:after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
        }
        
        /* 视频区域 */
        .video-section {
            position: relative;
            height: 716px;
            margin-top: 70px;
            overflow: hidden;
        }
        
        .video-bg {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        /* 优化播放按钮 - 金色 */
        .play-btn {
            position: absolute;
            right: 30px;
            bottom: 30px;
            background: rgba(255, 255, 255, 0.5);
            color: #000;
            border: none;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            font-size: 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.3);
            transition: all 0.3s ease;
        }
        
        .play-btn:hover {
            background: rgba(255, 255, 255, 0.7);
            transform: scale(1.05);
        }
        
        .play-btn.pause-btn {
            font-size: 12px;
            letter-spacing: -2px;
        }
        
        /* 标题区 - 黄金主题 */
        .title-section {
            max-width: 1200px;
            margin: 60px auto;
            text-align: center;
            padding: 0 20px;
        }
        
        .title-section h2 {
            font-size: 40px;
            color: var(--text-dark);
            font-weight: 500;
            margin-bottom: 20px;
            line-height: 1.3;
        }
        
        .title-section p {
            color: var(--text-light);
            font-size: 16px;
            line-height: 1.8;
            max-width: 800px;
            margin: 0 auto 40px;
        }
        
        .preview-btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 12px 40px;
            font-size: 18px;
            border-radius: 30px;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-block;
            text-decoration: none;
            font-weight: 500;
        }
        
        .preview-btn:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 4px 12px rgba(209, 170, 115, 0.3);
        }
        
        /* 核心功能区域 - 金色主题 */
        .features-section {
            padding: 80px 0;
            background: var(--light-bg);
        }
        
        .section-title {
            text-align: center;
            font-size: 36px;
            color: var(--primary);
            margin-bottom: 60px;
            position: relative;
        }
        
        .section-title:after {
            content: '';
            display: block;
            width: 60px;
            height: 3px;
            background: var(--primary);
            margin: 15px auto;
        }
        
        .features-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            padding: 0 20px;
        }
        
        .feature-card {
            background: white;
            border-radius: 8px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
            padding: 30px 20px;
            text-align: center;
            position: relative;
            overflow: hidden;
            transition: all 0.3s ease;
            height: 220px;
            display: flex;
            flex-direction: column;
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
            cursor:pointer
        }
        
        .feature-icon {
            width: 60px;
            height: 60px;
            background: #f9f1e5;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 28px;
            color: var(--primary);
        }
        
        /* 新增：核心功能图标图片样式 */
        .feature-icon img {
            width: 36px;
            height: 36px;
            object-fit: contain;
        }
        
        .feature-title {
            font-size: 18px;
            font-weight: 500;
            margin-bottom: 15px;
            color: var(--dark);
        }
        
        .feature-desc {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.5;
            margin-bottom: 20px;
        }
        
        .detail-btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 8px 15px;
            border-radius: 20px;
            cursor: pointer;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.3s ease;
            opacity: 0;
            transform: translateY(20px);
            transition: all 0.3s ease;
            margin-top: auto;
            width: 120px;
            margin: 0 auto;
        }
        
        .feature-card:hover .detail-btn {
            opacity: 1;
            transform: translateY(0);
        }
        
        /* 界面展示区域 - 上下布局 */
        .interface-showcase {
            max-width: 1200px;
            margin: 80px auto;
            padding: 0 20px;
        }

        .interface-section {
            display: flex;
            flex-direction: column;
            gap: 80px;
        }

        /* 后台界面展示 */
        .admin-interface {
            background: linear-gradient(135deg, #e6f0ff, #cce0ff); /* 浅蓝色渐变背景 */
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        .admin-header {
            background: linear-gradient(to right, #3498db, #2c3e50);
            color: white;
            padding: 25px 30px;
            display: flex;
            justify-content: center;
            align-items: center;
            position: relative;
            overflow: hidden;
        }

        .admin-header::before {
            content: "";
            position: absolute;
            top: -10px;
            left: -10px;
            right: -10px;
            bottom: -10px;
            background: linear-gradient(45deg, #3498db, #2c3e50, #2980b9, #34495e);
            background-size: 400% 400%;
            animation: animateGlow 6s ease infinite;
            opacity: 0.8;
            z-index: -1;
            border-radius: 12px;
        }

        .admin-header h2 {
            font-size: 30px;
            font-weight: 600;
            text-shadow: 0 2px 8px rgba(0,0,0,0.3);
            z-index: 1;
        }

        /* 界面内容区域 */
        .interface-content {
            padding: 30px;
            display: flex;
            gap: 30px;
        }

        .screenshot-section {
            flex: 1;
            position: relative;
            min-height: 500px;
            overflow: hidden;
            border-radius: 8px;
        }

        .mockup-frame {
            width: 100%;
            height: 100%;
            display: flex;
            justify-content: center;
            align-items: center;
            position: relative;
        }

        .scroll-container {
            width: 100%;
            height: 100%;
            overflow: hidden;
            position: relative;
            border-radius: 8px;
        }
        
        .scroll-wrapper {
            display: flex;
            width: 400%; /* 修改为400%以适应4张图片 */
            height: 100%;
            transition: transform 1s ease;
        }
        
        .scroll-item {
            flex: 0 0 25%; /* 每张图片占25%宽度 */
            height: 100%;
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 24px;
            text-align: center;
            padding: 20px;
            position: relative;
        }
        
        .scroll-item::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
           /* background: rgba(0, 0, 0, 0.4);*/
            z-index: 1;
        }
        
        .item-content {
            position: relative;
            z-index: 2;
            max-width: 80%;
            text-shadow: 0 2px 4px rgba(0,0,0,0.5);
        }
        
        .item-content h3 {
            font-size: 28px;
            margin-bottom: 15px;
            font-weight: 600;
        }
        
        .item-content p {
            font-size: 18px;
            line-height: 1.6;
        }

        .mockup-controls {
            position: absolute;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 12px;
        }
        
        .control {
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.7); /* 白色带透明度 */
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .control.active {
            background: rgba(255, 255, 255, 0.9);
            transform: scale(1.2);
        }
        
        .control:hover {
            background: rgba(255, 255, 255, 0.9);
        }

        /* 功能列表 */
        .features-list {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .features-list h3 {
            font-size: 24px;
            color: var(--primary);
            margin-bottom: 25px;
            position: relative;
            padding-left: 0px; /* 去掉横线 */
        }

        .feature-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 20px;
            padding: 15px;
            border-radius: 8px;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .feature-item:hover {
            background: rgba(209, 170, 115, 0.1);
            transform: translateX(10px);
        }
        
        .feature-item.active {
            background: rgba(209, 170, 115, 0.2);
            border-left: 3px solid var(--primary);
        }

        .feature-icon-sm {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, #3498db, #2980b9);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 18px;
            margin-right: 15px;
            flex-shrink: 0;
        }
        
        /* 新增：后台界面功能图标图片样式 */
        .feature-icon-sm img {
            width: 24px;
            height: 24px;
            object-fit: contain;
        }

        .feature-text h4 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: #34495e;
        }

        .feature-text p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
        }

        /* 为什么选择我们区域 - 优化卡片高度 */
        .why-section {
            background: linear-gradient(135deg, #fdf7f0 0%, #FFFBF5 100%);
            padding: 100px 0;
            position: relative;
            overflow: hidden;
        }
        
        .why-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        .comparison-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 25px;
            margin-top: 50px;
        }
        
        .comparison-item {
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        
        .comparison-item:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        
        .feature-header {
            background: var(--primary);
            color: white;
            padding: 15px;
            font-size: 20px;
            font-weight: 500;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .feature-header i {
            margin-right: 10px;
        }
        
        .feature-body {
            display: flex;
            padding: 0;
            flex-grow: 1; /* 确保高度填满 */
        }
        
        .comparison-col {
            width: 50%;
            padding: 15px; /* 添加内边距 */
            height: 100%; /* 确保高度填满 */
            display: flex;
            flex-direction: column;
        }
        
        .et-column {
            background: rgba(209, 170, 115, 0.07);
            border-right: 2px dashed var(--primary);
        }
        
        .other-column {
            background: rgba(153, 153, 153, 0.07);
        }
        
        .comparison-col .title {
            font-weight: bold;
            font-size: 18px;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            color: var(--dark);
        }
        
        .et-column .title {
            color: var(--primary);
        }
        
        .comparison-content {
            font-size: 14px;
            line-height: 1.6;
            flex-grow: 1; /* 确保内容区域填满剩余空间 */
        }
        
        .comparison-content li {
            margin-bottom: 8px;
            position: relative;
            list-style: none;
            padding-left: 15px;
        }
        
        .comparison-content li:before {
            content: "•";
            position: absolute;
            left: 0;
            color: var(--primary);
            font-size: 18px;
        }
        
        /* 在线客服悬浮按钮 */
        .floating-btn {
            position: fixed;
            right: 30px;
            bottom: 100px;
            z-index: 999;
            background: var(--primary);
            color: white;
            width: 130px;
            height: 46px;
            border-radius: 30px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 15px rgba(209, 170, 115, 0.4);
            cursor: pointer;
            transform: translateX(80px);
            transition: all 0.4s cubic-bezier(0.18, 0.89, 0.32, 1.28);
            overflow: hidden;
        }
        
        .floating-btn:hover {
            transform: translateX(0);
            width: 160px;
            box-shadow: 0 6px 20px rgba(209, 170, 115, 0.6);
        }
        
        .floating-btn i {
            margin-right: 8px;
            font-size: 20px;
            flex-shrink: 0;
        }
        
        .btn-text {
            white-space: nowrap;
        }
        
        /* 更新后的页脚 */
        .footer {
            background: #222;
            color: #ccc;
            padding: 60px 0 30px;
            text-align: center;
        }
        
        .footer-links {
            display: flex;
            justify-content: center;
            margin-bottom: 20px;
            gap: 30px;
        }
        
        .footer-links a {
            color: var(--primary);
            text-decoration: none;
            transition: all 0.3s ease;
        }
        
        .footer-links a:hover {
            text-decoration: underline;
        }
        
        .contact-info {
            display: flex;
            justify-content: center;
            gap: 25px;
            margin-top: 10px;
            font-size: 14px;
        }
        
        .contact-item {
            display: flex;
            align-items: center;
        }
        
        .contact-item i {
            margin-right: 8px;
            color: var(--primary);
        }
        
        /* 功能详情弹窗 */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 2000;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }
        
        .modal-overlay.active {
            opacity: 1;
            visibility: visible;
        }
        
        .modal-dialog {
            width: 1200px;
            height: 675px;
            background: white;
            border-radius: 15px;
            overflow: hidden;
            position: relative;
            transform: scale(0.9);
            transition: transform 0.3s ease;
            box-shadow: 0 15px 50px rgba(0, 0, 0, 0.3);
        }
        
        .modal-overlay.active .modal-dialog {
            transform: scale(1);
        }
        
        .modal-close {
            position: absolute;
            top: 20px;
            right: 20px;
            width: 40px;
            height: 40px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            color: white;
            font-size: 24px;
            cursor: pointer;
            z-index: 10;
            transition: all 0.3s ease;
        }
        
        .modal-close:hover {
            background: var(--primary-dark);
            transform: rotate(90deg);
        }
        
        .modal-content {
            display: flex;
            height: 100%;
        }
        
        .modal-image {
            flex: 1;
            background-size: cover;
            background-position: center;
        }
        
        .modal-info {
            flex: 1;
            padding: 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            background: linear-gradient(135deg, #FFFBF5 0%, #f9f1e5 100%);
        }
        
        .modal-title {
            font-size: 32px;
            color: var(--primary);
            margin-bottom: 25px;
            position: relative;
            padding-bottom: 15px;
        }
        
        .modal-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 3px;
            background: var(--primary);
        }
        
        .modal-description {
            font-size: 18px;
            line-height: 1.8;
            color: var(--text-dark);
            margin-bottom: 20px;
        }
        
        .feature-highlight {
            background: rgba(209, 170, 115, 0.1);
            padding: 20px;
            border-radius: 10px;
            margin-top: 20px;
            border-left: 4px solid var(--primary);
        }
        
        .feature-highlight h4 {
            color: var(--primary);
            margin-bottom: 10px;
        }
        
        .feature-highlight p {
            font-size: 16px;
            line-height: 1.6;
        }
        
        .login-link {
            display: inline-block;
            margin-top: 30px;
            padding: 12px 25px;
            background: var(--primary);
            color: white;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
            border: 2px solid var(--primary);
        }
        
        .login-link:hover {
            background: white;
            color: var(--primary);
            transform: translateY(-3px);
            box-shadow: 0 4px 15px rgba(209, 170, 115, 0.3);
        }
        
        /* 修改后的体验引导区域 */
        .experience-guide {
            text-align: center;
            max-width: 800px;
            margin: 10px auto;
            padding: 40px 20px;
            position: relative;
            border-radius: 16px;
            backdrop-filter: blur(5px);
        }

        .experience-guide h2 {
            font-size: 40px;
            color: var(--text-dark);
            font-weight: 500;
            margin-bottom: 20px;
            line-height: 1.3;
        }

        .experience-guide p {
            color: var(--text-light);
            font-size: 16px;
            line-height: 1.8;
            margin: 0 auto 40px;
            max-width: 700px;
        }

        .qr-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            margin-top: 20px;
        }

        .qr-code {
            width: 180px;
            height: 180px;
            border-radius: 12px;
            background: #fff;
            padding: 15px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
        }

        .qr-code:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
        }

        .qr-text {
            margin-top: 20px;
            font-size: 22px;
            font-weight: 600;
            color: var(--primary);
            position: relative;
            display: inline-block;
            animation: pulse 1.5s infinite;
        }

        @keyframes pulse {
            0% {
                transform: scale(1);
                color: var(--primary);
            }
            50% {
                transform: scale(1.05);
                color: var(--primary-dark);
                text-shadow: 0 0 10px rgba(209, 170, 115, 0.5);
            }
            100% {
                transform: scale(1);
                color: var(--primary);
            }
        }

        .qr-text::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 60%;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .qr-container:hover .qr-text::after {
            width: 80%;
        }
        
        /* 前端界面新样式 */
        .feature-card-new {
            background: white;
            border-radius: 10px;
            padding: 15px;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
        }
        
        .feature-card-new:hover {
            transform: translateY(-5px);
            box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
            background: rgba(209, 170, 115, 0.05);
        }
        
        .feature-card-new.active {
            background: rgba(209, 170, 115, 0.1);
            border-left: 3px solid var(--primary);
        }
        
        .feature-icon-new {
            width: 42px;
            height: 42px;
            background: #f9f1e5;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            flex-shrink: 0;
        }
        
        .feature-icon-new img {
            width: 28px;
            height: 28px;
            object-fit: contain;
        }
        
        .feature-text-new h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 5px;
            color: #333;
        }
        
        .feature-text-new p {
            font-size: 13px;
            color: #777;
            line-height: 1.4;
        }
        
        /* 手机轮播图 */
        .mobile-slider {
            width: 343px; /* 修改为343像素 */
            height: 663px; /* 修改为663像素 */
            overflow: hidden;
            position: relative;
            border-radius: 30px;
            background: #fff;
            border: 10px solid #2c3e50;
        }
        
        .slider-container {
            width: 100%;
            height: 100%;
            display: flex;
            transition: transform 0.5s ease;
        }
        
        .slider-slide {
            min-width: 100%;
            height: 100%;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }
        
        .slider-controls {
            position: absolute;
            bottom: 15px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 8px;
        }
        
        .slider-control {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.6);
            cursor: pointer;
        }
        
        .slider-control.active {
            background: var(--primary);
        }
        
        .slider-arrow {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            width: 36px;
            height: 36px;
            background: rgba(255, 255, 255, 0.8);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            z-index: 10;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
            transition: all 0.3s ease;
        }
        
        .slider-arrow:hover {
            background: white;
            transform: translateY(-50%) scale(1.1);
        }
        
        .slider-arrow.prev {
            left: 10px;
        }
        
        .slider-arrow.next {
            right: 10px;
        }
        
        .slider-arrow i {
            font-size: 18px;
            color: #333;
        }

        /* 前端界面样式优化 */
        .frontend-interface {
            background: linear-gradient(135deg, #fdf7f0, #FFFBF5);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        .frontend-header {
            background: linear-gradient(to right, #D1AA73, #e0c19e);
            color: white;
            padding: 25px 30px;
            display: flex;
            justify-content: center;
            align-items: center;
            position: relative;
            overflow: hidden;
        }

        .frontend-header::before {
            content: "";
            position: absolute;
            top: -10px;
            left: -10px;
            right: -10px;
            bottom: -10px;
            background: linear-gradient(45deg, #D1AA73, #e0c19e, #d8b88a, #e6c9a1);
            background-size: 400% 400%;
            animation: animateGlow 6s ease infinite;
            opacity: 0.8;
            z-index: -1;
            border-radius: 12px;
        }

        .frontend-header h2 {
            font-size: 30px;
            font-weight: 600;
            text-shadow: 0 2px 8px rgba(0,0,0,0.3);
            z-index: 1;
        }

        .frontend-interface .interface-content {
            display: flex;
            padding: 30px;
            gap: 120px; /* 增加间距到120px */
            align-items: flex-start; /* 顶部对齐 */
        }

        .frontend-interface .features-list {
            flex: 1;
        }

        .frontend-interface .screenshot-section {
            flex: 1;
            display: flex;
            justify-content: center;
            align-items: flex-start; /* 顶部对齐 */
        }

        /* 隐藏前端界面的功能亮点标题 */
        .frontend-interface .features-list h3 {
            display: none;
        }

        /* 修改点1：手机模型向左平移50像素 */
        .frontend-interface .screenshot-section {
            transform: translateX(-50px);
        }

        /* 修改点2：专题列表整体向下平移30像素 */
        .frontend-interface .features-list {
            transform: translateY(30px);
        }
        
        /* 响应式设计 */
        @media (max-width: 1200px) {
            .screenshot-section {
                min-height: 400px;
            }

            .features-container {
                grid-template-columns: repeat(3, 1fr);
            }
            
            .mobile-mockup {
                margin-left: 40px;
            }
            
            .modal-dialog {
                width: 90%;
                height: auto;
                max-height: 90vh;
            }
            
            .modal-content {
                flex-direction: column;
            }
            
            .modal-image {
                height: 300px;
            }

            .experience-guide h2 {
                font-size: 32px;
            }
        }

        @media (max-width: 992px) {
            .interface-content {
                flex-direction: column;
            }

            .features-container {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .comparison-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .screenshot-section {
                min-height: 350px;
            }
            
            .mobile-mockup {
                margin: 0 auto;
            }
        }
        
        @media (max-width: 768px) {
            .navbar {
                padding: 0 20px;
            }
            
            .nav-links a {
                margin-left: 15px;
                font-size: 14px;
            }
            
            .features-container {
                grid-template-columns: 1fr;
            }
            
            .comparison-grid {
                grid-template-columns: 1fr;
            }

            .play-btn {
                width: 50px;
                height: 50px;
                right: 15px;
                bottom: 15px;
            }
            
            .section-title {
                font-size: 28px;
            }
            
            .title-section h2 {
                font-size: 32px;
            }
            
            .floating-btn {
                bottom: 80px;
                right: 15px;
            }
            
            .mobile-mockup {
                margin: 0 auto;
                transform: none;
            }
            
            .modal-title {
                font-size: 24px;
            }
            
            .modal-description {
                font-size: 16px;
            }

            .experience-guide {
                padding: 30px 20px;
            }
            
            .experience-guide h2 {
                font-size: 28px;
            }
            
            .qr-text {
                font-size: 18px;
            }
        }
        
        /* 动画效果 */
        @keyframes animateGlow {
            0% {
                background-position: 0% 50%;
            }
            50% {
                background-position: 100% 50%;
            }
            100% {
                background-position: 0% 50%;
            }
        }

       .ItemSelect{
            color:#D1AA73 !important;
        }