* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        html, body {
            overflow-x: hidden;
            width: 100%;
            max-width: 100%;
        }
        
        /* 只允许body滚动 */
        body {
            overflow-y: auto;
            overflow-x: hidden;
        }
        
        /* 隐藏所有内部元素的滚动条 */
        * {
            scrollbar-width: none; /* Firefox */
            -ms-overflow-style: none; /* IE 10+ */
        }
        
        *::-webkit-scrollbar {
            display: none; /* Chrome, Safari, Edge */
        }
        
        /* 只为主页面body保留滚动条 */
        body {
            scrollbar-width: thin; /* Firefox */
            scrollbar-color: #007bff #f1f1f1; /* Firefox */
        }
        
        body::-webkit-scrollbar {
            width: 8px; /* Chrome, Safari, Edge */
            display: block;
        }
        
        body::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 4px;
        }
        
        body::-webkit-scrollbar-thumb {
            background: #007bff;
            border-radius: 4px;
        }
        
        body::-webkit-scrollbar-thumb:hover {
            background: #0056b3;
        }
        
        /* 禁用所有内部元素的滚动 */
        .container, 
        .water-quality, 
        .analysis-result, 
        .result-content, 
        .params-grid, 
        .ai-content,
        .charts-grid, 
        .chart-container, 
        .streaming-container,
        .streaming-content,
        .analysis-report,
        .action-plan,
        .reminder-section,
        .patent-cards,
        .service-cards,
        .params-grid,
        .analysis-content {
            overflow: hidden !important;
            overflow-x: hidden !important;
            overflow-y: hidden !important;
            max-height: none !important;
        }
        
        /* 导航菜单保留滚动（仅移动端弹出菜单） */
        .nav-menu {
            /* 移动端菜单可以滚动 */
            overflow-y: auto;
        }

        :root {
            --primary: #1a73e8;
            --secondary: #34a853;
            --accent: #fbbc05;
            --dark: #202124;
            --light: #f8f9fa;
            --gray: #5f6368;
        }

        body {
            background-color: #f5f7fa;
            color: var(--dark);
            line-height: 1.6;
        }

        /* -------------------- 新导航栏样式 -------------------- */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 70px;
            z-index: 1000;
            /* 背景：蓝绿色径向渐变 + 模拟水纹的透明度/模糊 */
            background: radial-gradient(circle at center, #3a9ad9 0%, #075b9e 100%);
            backdrop-filter: blur(5px);
            display: flex;
            align-items: center;
            justify-content: flex-end;
            padding: 0 50px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            /* 初始不透明度，滚动后降低 */
            opacity: 1;
            transition: opacity 0.3s ease;
        }

        /* -------------------- Logo 区域（右侧小鱼 + 文字） -------------------- */
        .logo-container {
            position: absolute;
            left: 50px;
            display: flex;
            align-items: center;
        }
        
        .logo-link {
            display: flex;
            align-items: center;
            text-decoration: none;
            color: #333;
            transition: opacity 0.3s ease;
        }
        
        .logo-link:hover {
            opacity: 0.8;
        }
        
        .logo-text {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            margin-left: 5px;
        }
        
        /* Logo图片样式 */
        .logo-image {
            width: 40px;
            height: 40px;
            object-fit: contain;
            border-radius: 8px;
            transition: transform 0.3s ease;
        }
        
        /* Logo hover 效果 */
        .logo-image:hover {
            transform: scale(1.1) rotate(5deg);
        }

        /* -------------------- 导航菜单 -------------------- */
        .nav-menu {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        
        .nav-item {
            margin-left: 30px;
        }
        
        .nav-link {
            color: #fff;
            text-decoration: none;
            font-size: 16px;
            font-weight: 600;
            position: relative;
            padding: 5px 0;
            transition: color 0.3s;
        }
        
        /* 导航项 hover 时的渐变下划线 */
        .nav-link::after {
            content: "";
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 100%;
            height: 2px;
            background: linear-gradient(to right, #3a9ad9, #07d96c);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }
        
        .nav-link:hover {
            color: #07d96c; /* 文字变荧光绿 */
        }
        
        .nav-link:hover::after {
            transform: scaleX(1);
        }

        .nav-link.active {
            color: #07d96c;
        }

        .nav-link.active::after {
            transform: scaleX(1);
        }


        @keyframes rotate {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }


        /* 移动端汉堡菜单样式 */
        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            cursor: pointer;
            padding: 5px;
        }

        .mobile-menu-toggle span {
            width: 25px;
            height: 3px;
            background-color: white;
            margin: 3px 0;
            transition: 0.3s;
            border-radius: 2px;
        }

        .mobile-menu-toggle.active span:nth-child(1) {
            transform: rotate(-45deg) translate(-5px, 6px);
        }

        .mobile-menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .mobile-menu-toggle.active span:nth-child(3) {
            transform: rotate(45deg) translate(-5px, -6px);
        }

        .mobile-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background: linear-gradient(135deg, #3a9ad9 0%, #075b9e 100%);
            backdrop-filter: blur(10px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            z-index: 999;
        }

        .mobile-menu.active {
            display: block;
        }

        .mobile-nav-menu {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .mobile-nav-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .mobile-nav-item:last-child {
            border-bottom: none;
        }

        .mobile-nav-link {
            display: block;
            color: #333;
            text-decoration: none;
            font-size: 16px;
            font-weight: 600;
            padding: 15px 20px;
            transition: all 0.3s ease;
        }

        .mobile-nav-link:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: #07d96c;
        }


        /* -------------------- 滚动时导航栏透明度变化 -------------------- */
        .navbar.scrolled {
            opacity: 0.9; /* 滚动后稍作透明，可根据需求调整 */
        }

        .hero {
            position: relative;
            height: 100vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            color: #fff;
            padding: 0 2rem;
            overflow: hidden;
            margin-top: 70px; /* 为固定导航栏留出空间 */
        }

        /* 背景图片层样式 */
        .hero-background {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1; /* 确保背景图片在正确层级 */
            background-color: #000; /* 添加黑色背景作为备用 */
        }

        .hero-bg-image {
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: brightness(1.1) contrast(1.2) saturate(1.1);
            object-position: center 30%;
            display: block; /* 确保图片显示 */
            z-index: 1; /* 确保图片在正确层级 */
        }

        .hero-video {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: 2; /* 视频在背景图片之上 */
            filter: brightness(1.1) contrast(1.2) saturate(1.1);
            object-position: center 30%;
            /* 视频质量优化 */
            image-rendering: -webkit-optimize-contrast;
            image-rendering: crisp-edges;
            -webkit-transform: translateZ(0);
            transform: translateZ(0);
            -webkit-backface-visibility: hidden;
            backface-visibility: hidden;
            /* 强制高质量渲染 */
            -webkit-filter: contrast(1.1) brightness(1.05) saturate(1.1);
            filter: contrast(1.1) brightness(1.05) saturate(1.1);
            /* 抗锯齿优化 */
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }


        .hero-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 50%;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
            z-index: -1;
        }

        /* 播放图标样式 */
        .hero-play-icon {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 80px;
            height: 80px;
            background: rgba(255, 255, 255, 0.9);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
            z-index: 10;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }

        .hero-play-icon:hover {
            background: rgba(255, 255, 255, 1);
            transform: translate(-50%, -50%) scale(1.1);
            box-shadow: 0 6px 25px rgba(0, 0, 0, 0.4);
        }

        .hero-play-icon i {
            font-size: 28px;
            color: #1a73e8;
            margin-left: 3px; /* 视觉居中调整 */
        }

        .hero-play-icon.hidden {
            opacity: 0;
            pointer-events: none;
            transform: translate(-50%, -50%) scale(0.8);
        }

        /* 微信浏览器特殊优化 */
        .wechat-optimized {
            -webkit-touch-callout: none;
            -webkit-user-select: none;
            -khtml-user-select: none;
            -moz-user-select: none;
            -ms-user-select: none;
            user-select: none;
        }
        
        /* 微信浏览器页脚特殊优化 */
        .wechat-optimized .footer-content {
            display: -webkit-box;
            display: -webkit-flex;
            display: -ms-flexbox;
            display: flex;
            -webkit-flex-wrap: wrap;
            -ms-flex-wrap: wrap;
            flex-wrap: wrap;
            -webkit-box-pack: justify;
            -webkit-justify-content: space-between;
            -ms-flex-pack: justify;
            justify-content: space-between;
        }
        
        .wechat-optimized .footer-section {
            -webkit-box-flex: 0;
            -webkit-flex: 0 0 48%;
            -ms-flex: 0 0 48%;
            flex: 0 0 48%;
            margin-bottom: 1.5rem;
        }
        
        /* 微信浏览器页脚卡片优化 */
        .wechat-optimized .footer-card {
            min-height: 120px;
            -webkit-box-sizing: border-box;
            box-sizing: border-box;
            padding: 1rem;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        
        .wechat-optimized .qrcode-main {
            min-height: 120px;
            -webkit-box-sizing: border-box;
            box-sizing: border-box;
            padding: 1rem;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        /* 微信浏览器页脚强制显示所有卡片 */
        .wechat-optimized .footer-section:nth-child(1),
        .wechat-optimized .footer-section:nth-child(2),
        .wechat-optimized .footer-section:nth-child(3),
        .wechat-optimized .footer-section:nth-child(4) {
            display: block !important;
            visibility: visible !important;
            opacity: 1 !important;
        }
        
        /* 微信浏览器页脚卡片内容强制显示 */
        .wechat-optimized .footer-card,
        .wechat-optimized .qrcode-main {
            display: block !important;
            visibility: visible !important;
            opacity: 1 !important;
        }
        
        /* 微信浏览器视口高度修复 */
        .wechat-optimized .hero {
            height: 100vh;
            height: calc(var(--vh, 1vh) * 100);
            min-height: 100vh;
            min-height: calc(var(--vh, 1vh) * 100);
        }
        
        .wechat-optimized .hero-bg-image,
        .wechat-optimized .hero-video {
            height: 100vh;
            height: calc(var(--vh, 1vh) * 100);
        }
        
        .wechat-optimized video {
            -webkit-touch-callout: none;
            -webkit-user-select: none;
            -khtml-user-select: none;
            -moz-user-select: none;
            -ms-user-select: none;
            user-select: none;
        }
        
        /* 防止微信浏览器缩放问题 */
        @supports (-webkit-touch-callout: none) {
            .wechat-optimized .hero {
                height: -webkit-fill-available;
            }
        }

        /* 移动端响应式设计 */
        @media (max-width: 768px) {
            /* 移除强制缩放，使用正常响应式设计 */
            body {
                -webkit-text-size-adjust: 100%;
                -ms-text-size-adjust: 100%;
            }
            
            /* 容器自适应移动端（统一使用100vw，与wechat.css保持一致） */
            .container {
                width: 100vw !important;
                max-width: 100vw !important;
                padding: 0 15px !important;
                overflow-x: hidden !important;
                margin: 0 !important;
            }
            
            /* 基本移动端样式 */
            .navbar {
                padding: 0 20px;
                height: 60px;
            }
            
            /* 移动端导航菜单 */
            .nav-menu {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                width: 100%;
                background: rgba(32, 33, 36, 0.95);
                backdrop-filter: blur(10px);
                flex-direction: column;
                padding: 20px;
                z-index: 1000;
            }
            
            .nav-menu.active {
                display: flex;
            }
            
            .nav-menu a {
                padding: 15px 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
                text-align: center;
            }
            
            /* 移动端汉堡菜单 */
            .hamburger {
                display: block;
                cursor: pointer;
                padding: 10px;
            }
            
            .hamburger span {
                display: block;
                width: 25px;
                height: 3px;
                background: white;
                margin: 5px 0;
                transition: 0.3s;
            }
            
            /* 移动端卡片布局 - 强制覆盖所有可能的样式（统一使用100vw） */
            .services-grid,
            .patents-grid {
                grid-template-columns: 1fr !important;
                gap: 2rem !important;
                padding: 0 1rem !important;
                width: 100vw !important;
                max-width: 100vw !important;
                display: grid !important;
            }
            
            /* 强制移动端服务卡片全宽（统一使用100vw） */
            .services {
                width: 100vw !important;
                max-width: 100vw !important;
                padding: 0 !important;
                margin: 0 !important;
            }
            
            .service-card {
                width: 100vw !important;
                max-width: 100vw !important;
                margin: 0 0 2rem 0 !important;
            }
            
            /* 移动端按钮 */
            .btn {
                width: 100%;
                max-width: 300px;
                margin: 10px auto;
                display: block;
                text-align: center;
            }
            
            /* 移动端文字大小调整 */
            h1 { font-size: 2.5rem; }
            h2 { font-size: 2rem; }
            h3 { font-size: 1.5rem; }
            p { font-size: 1rem; }
            
            /* 移动端间距调整 */
            .section {
                padding: 3rem 1rem;
            }
            
            /* 移动端视频优化 */
            video {
                width: 100%;
                height: auto;
                max-height: 50vh;
            }
            
            /* 移动端图表样式 */
            .charts-grid {
                grid-template-columns: 1fr 1fr 1fr !important;
                gap: 1.5rem !important;
            }
            
            .chart-container {
                height: 350px !important;
                padding: 1.5rem !important;
            }
            
            .chart-container canvas {
                max-height: 280px !important;
            }
            
            .logo-text {
                font-size: 20px;
            }
            
            .logo-image {
                width: 35px;
                height: 35px;
            }
            
            .nav-menu {
                display: none; /* 移动端隐藏菜单 */
            }
            
            .mobile-menu-toggle {
                display: flex; /* 显示汉堡菜单按钮 */
            }
            
            /* 移动端专利卡片显示修复 */
            .patent-card {
                display: block !important;
                visibility: visible !important;
                opacity: 1 !important;
                perspective: 800px; /* 移动端降低透视值 */
                -webkit-perspective: 800px;
            }
            
            .patent-card .card-inner {
                transform-style: preserve-3d;
                -webkit-transform-style: preserve-3d;
            }
            
            .patent-card .card-front,
            .patent-card .card-back {
                backface-visibility: hidden;
                -webkit-backface-visibility: hidden;
            }
            
            /* 移动端专利卡片触摸优化 */
            .patent-card {
                touch-action: manipulation;
                -webkit-touch-callout: none;
                -webkit-user-select: none;
                user-select: none;
            }
            
            /* 移动端专利卡片内容显示修复 */
            .patent-card .service-icon {
                display: block !important;
                visibility: visible !important;
                opacity: 1 !important;
            }
            
            .patent-card .service-content {
                display: flex !important;
                visibility: visible !important;
                opacity: 1 !important;
                flex-direction: column !important;
                justify-content: flex-end !important;
                padding: 1.5rem !important;
                height: 100% !important;
            }
            
            .patent-card .service-content h3 {
                display: block !important;
                visibility: visible !important;
                opacity: 1 !important;
                color: #2c3e50 !important;
                font-size: 1.3rem !important;
                margin-bottom: 0.8rem !important;
                font-weight: 600 !important;
            }
            
            .patent-card .service-content p {
                display: block !important;
                visibility: visible !important;
                opacity: 1 !important;
                color: #34495e !important;
                line-height: 1.6 !important;
                font-size: 0.95rem !important;
                margin-bottom: 0.6rem !important;
            }
            
            .patent-card .service-content strong {
                display: inline !important;
                visibility: visible !important;
                opacity: 1 !important;
                color: var(--primary) !important;
                font-weight: 700 !important;
            }
            
            .patent-card .flip-hint {
                display: flex !important;
                visibility: visible !important;
                opacity: 1 !important;
                position: absolute !important;
                bottom: 1rem !important;
                right: 1rem !important;
                background: rgba(255, 255, 255, 0.9) !important;
                color: #333 !important;
                padding: 0.5rem 1rem !important;
                border-radius: 20px !important;
                font-size: 0.8rem !important;
                align-items: center !important;
                gap: 0.5rem !important;
                z-index: 10 !important;
                box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2) !important;
            }
            
            .hero {
                margin-top: 60px;
                height: 100vh;
                min-height: 600px; /* 确保最小高度 */
            }
            
            .hero-bg-image {
                /* 移动端背景图片优化 */
                object-position: center 40% !important;
                height: 100vh !important;
            }
            
            .hero-video {
                /* 移动端视频优化 */
                object-position: center 40% !important;
                height: 100vh !important;
                /* 移动端视频质量优化 */
                image-rendering: -webkit-optimize-contrast;
                image-rendering: crisp-edges;
                -webkit-transform: translateZ(0);
                transform: translateZ(0);
            }
            
            
            .hero-text {
                flex-direction: column; /* Stack vertically on mobile */
                gap: 1.5rem;
                text-align: center;
                bottom: 2rem; /* 调整底部位置 */
                padding: 0 1rem; /* 添加左右内边距 */
            }
            
            .hero-text-left,
            .hero-text-center,
            .hero-text-right {
                font-size: 1.2rem;
                margin: 0.5rem 0;
                animation: fontColorChange 6s ease-in-out infinite;
                font-family: 'Microsoft YaHei', '微软雅黑', 'SimHei', '黑体', 'Arial', sans-serif;
            }

            /* 移动端按钮包装器样式 */
            .hero-buttons-wrapper {
                width: 100%;
                align-items: center;
            }

            .hero-buttons-wrapper .hero-text-center {
                width: 100%;
                text-align: center;
            }
            
            /* 移动端播放图标样式 */
            .hero-play-icon {
                width: 60px;
                height: 60px;
            }
            
            .hero-play-icon i {
                font-size: 22px;
            }
            
            /* 移动端播放按钮样式 */
            .play-button {
                padding: 12px 24px !important;
                font-size: 16px !important;
                border-radius: 30px !important;
            }
            
            
            /* 移动端其他样式 */
            header {
                flex-direction: column;
                padding: 1rem;
            }
            
            nav ul {
                margin-top: 1rem;
                gap: 1rem;
            }
            
            .hero h2 {
                font-size: 2.5rem;
            }
            
            .hero p {
                font-size: 1.2rem;
            }
            
            .controls {
                flex-direction: column;
            }
            
            .params-grid {
                grid-template-columns: 1fr;
            }
            
            .analysis-report {
                padding: 1rem;
            }
            
            .param-item {
                padding: 0.8rem;
            }
            
            /* 移动端页脚保持原布局，等比例缩小 */
            .footer-content {
                grid-template-columns: repeat(3, 1fr);
                gap: 2rem;
                padding: 0 1rem;
            }
            
            .footer-section {
                display: block !important;
                visibility: visible !important;
                opacity: 1 !important;
            }
        }

        /* 竖屏适配 - 针对手机竖屏和电脑竖屏 */
        @media (max-height: 600px) and (orientation: portrait) {
            .hero {
                height: 100vh;
                min-height: 500px;
            }
            
            .hero-text {
                bottom: 1rem;
                gap: 1rem;
            }
            
            .hero-text-left,
            .hero-text-right {
                font-size: 1rem;
                animation: fontColorChange 6s ease-in-out infinite;
                font-family: 'Microsoft YaHei', '微软雅黑', 'SimHei', '黑体', 'Arial', sans-serif;
            }
            
        }

        /* 超小屏幕保持原布局，等比例缩小 */
        
        /* 超小屏幕保持原布局，等比例缩小 */


        .hero-text {
            position: absolute;
            bottom: 4rem;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 2rem;
            color: #333;
            z-index: 1;
        }
        
        /* 调整按钮之间的间距 */
        .hero-text .btn {
            margin: 0 0.5rem;
        }

        /* 绿色按钮和slogan的包装器 */
        .hero-buttons-wrapper {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            width: 100%;
        }

        .hero-buttons-wrapper .btn {
            margin: 0;
            align-self: center;
        }

        .hero-buttons-wrapper .hero-text-center {
            margin-top: 0.5rem;
            text-align: center;
            width: 100%;
        }

        .hero-text-left,
        .hero-text-center,
        .hero-text-right {
            font-size: 1.8rem;
            font-weight: 600;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
            white-space: nowrap;
            animation: fontColorChange 6s ease-in-out infinite;
            font-family: 'Microsoft YaHei', '微软雅黑', 'SimHei', '黑体', 'Arial', sans-serif;
        }
        
        @keyframes fontColorChange {
            0% { 
                color: #fff; 
                font-family: 'Microsoft YaHei', '微软雅黑', sans-serif;
                font-weight: 400;
                text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
            }
            20% { 
                color: #fff; 
                font-family: 'SimHei', '黑体', sans-serif;
                font-weight: 600;
                text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
            }
            40% { 
                color: #fff; 
                font-family: 'KaiTi', '楷体', serif;
                font-weight: 500;
                text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
            }
            60% { 
                color: #fff; 
                font-family: 'FangSong', '仿宋', serif;
                font-weight: 400;
                text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
            }
            80% { 
                color: #fff; 
                font-family: 'STSong', '华文宋体', serif;
                font-weight: 600;
                text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
            }
            100% { 
                color: #fff; 
                font-family: 'Microsoft YaHei', '微软雅黑', sans-serif;
                font-weight: 400;
                text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
            }
        }

        .hero-text-left {
            text-align: right;
        }

        .hero-text-center {
            text-align: center;
        }

        .hero-text-right {
            text-align: left;
        }

        .hero h2 {
            font-size: 3.5rem;
            margin-bottom: 1rem;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
        }

        .hero p {
            font-size: 1.5rem;
            max-width: 800px;
            margin-bottom: 2rem;
        }

        .btn {
            display: inline-block;
            background-color: var(--accent);
            color: var(--dark);
            padding: 0.8rem 2rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: all 0.3s ease;
            border: 1px solid transparent;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            box-sizing: border-box;
            width: 180px;
            height: auto;
            line-height: 1.5;
            text-align: center;
        }
        
        .btn-text {
            display: inline-block;
            width: 100%;
            text-align: center;
            white-space: nowrap;
        }
        
        /* 绿色赛博网格风格水质分析按钮 */
        .btn-cyber-green {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: all 0.3s ease;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            width: 180px;
            box-sizing: border-box;
            min-width: 180px;
            height: auto;
            line-height: 1.5;
            text-align: center;
            
            /* 绿色赛博网格风格 */
            background: linear-gradient(135deg, #0a2e0a 0%, #051a05 100%);
            color: #00ff00;
            border: 1px solid #00ff00;
            text-shadow: 0 0 5px #00ff00;
            box-shadow: 0 0 10px rgba(0, 255, 0, 0.5);
        }
        
        .btn-cyber-green .btn-text {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            width: 100%;
            white-space: nowrap;
        }
        
        .btn-cyber-green .water-icon {
            font-size: 1.2em;
            animation: waterDrop 2s ease-in-out infinite;
        }
        
        .btn-cyber-green .animal-emoji {
            font-size: 1.2em;
            display: inline-block;
            animation: swim 3s ease-in-out infinite;
        }
        
        .btn-cyber-green::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(0, 255, 0, 0.4), transparent);
            animation: shine 2s infinite;
            z-index: 1;
        }
        
        .btn-cyber-green:hover {
            background: linear-gradient(135deg, #1a4a1a 0%, #0a2a0a 100%) !important;
            box-shadow: 0 0 15px #00ff00, 0 0 30px rgba(0, 255, 0, 0.7);
            transform: translateY(-3px);
            border-color: #00ff00 !important;
            color: #00ff00 !important;
        }
        
        .btn-cyber-green:hover .animal-emoji {
            animation: swim 1.5s ease-in-out infinite;
        }
        
        @keyframes shine {
            0% { left: -100%; }
            100% { left: 100%; }
        }
        
        @keyframes waterDrop {
            0%, 100% { 
                transform: translateY(0) scale(1);
                opacity: 1;
            }
            50% { 
                transform: translateY(-3px) scale(1.1);
                opacity: 0.8;
            }
        }
        
        @keyframes swim {
            0%, 100% { 
                transform: translateX(0) translateY(0) rotate(0deg);
            }
            25% { 
                transform: translateX(3px) translateY(-2px) rotate(-5deg);
            }
            50% { 
                transform: translateX(0) translateY(-3px) rotate(0deg);
            }
            75% { 
                transform: translateX(-3px) translateY(-2px) rotate(5deg);
            }
        }
        
        #water-analysis-btn {
            width: 180px;
        }
        
        #water-analysis-btn .btn-text {
            transition: opacity 0.3s ease;
        }

        .btn:hover {
            background-color: #e6a800;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }
        

        .btn-primary {
            background-color: var(--primary);
            color: #333;
        }

        .btn-primary:hover {
            background-color: #0d62d9;
        }
        
        .btn-secondary {
            background-color: #28a745;
            color: #fff;
        }
        
        .btn-secondary:hover {
            background-color: #218838;
        }
        
        /* AI对话按钮 - 赛博朋克风格 */
        .btn-ai-chat {
            background: rgba(0, 0, 0, 0.8);
            border: 1px solid #00ffff;
            border-radius: 50px;
            color: #00ffff;
            font-family: 'Courier New', monospace;
            font-weight: 600;
            font-size: 1.1rem;
            position: relative;
            overflow: hidden;
            padding: 0.8rem 2rem;
            box-sizing: border-box;
            width: 180px;
            height: auto;
            line-height: 1.5;
            text-align: center;
        }

        .btn-ai-chat .btn-text {
            width: 100%;
            text-align: center;
            white-space: nowrap;
        }

        .btn-ai-chat::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: conic-gradient(transparent, #00ffff, transparent 30%);
            animation: rotate 3s linear infinite;
        }

        .btn-ai-chat .ai-text-bg {
            position: relative;
            z-index: 2;
            background: transparent;
            padding: 0;
            border-radius: 0;
        }
        
        .btn-ai-chat:hover {
            background: transparent !important;
            border-color: #3a9ad9;
            box-shadow: none;
            transform: translateY(-3px);
            color: #3a9ad9 !important;
        }
        
        .btn-ai-chat:hover .btn-text {
            color: #3a9ad9 !important;
        }
        
        .btn-ai-chat:hover .btn-text .ai-text-bg {
            color: #3a9ad9 !important;
        }
        
        .btn-ai-chat:hover .ai-text-bg {
            color: #3a9ad9 !important;
        }
        
        .btn-ai-chat:active,
        .btn-ai-chat:focus {
            background: transparent !important;
            border-color: #3a9ad9;
            color: #3a9ad9 !important;
            box-shadow: none;
        }
        
        .btn-ai-chat:active .btn-text,
        .btn-ai-chat:focus .btn-text {
            color: #3a9ad9 !important;
        }
        
        .btn-ai-chat:active .btn-text .ai-text-bg,
        .btn-ai-chat:focus .btn-text .ai-text-bg {
            color: #3a9ad9 !important;
        }
        
        .btn-ai-chat:active .ai-text-bg,
        .btn-ai-chat:focus .ai-text-bg {
            color: #3a9ad9 !important;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 4rem 2rem;
            width: 100%;
            overflow-x: hidden;
        }
        
        /* 确保移动端容器样式优先级最高（统一使用100vw，与wechat.css保持一致） */
        @media (max-width: 768px) {
            .container {
                width: 100vw !important;
                max-width: 100vw !important;
                padding: 0 15px !important;
                overflow-x: hidden !important;
                margin: 0 !important;
            }
        }

        .section-title {
            text-align: center;
            margin-bottom: 3rem;
        }

        .section-title h2 {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 1rem;
        }

        .section-title p {
            color: var(--gray);
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto;
        }

        .services {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-bottom: 4rem;
        }
        
        /* 中等屏幕页脚布局 */
        @media (max-width: 1024px) and (min-width: 769px) {
            .footer-content {
                grid-template-columns: repeat(2, 1fr);
                gap: 2rem;
            }
        }
        
        /* 移动端服务卡片保持原布局，等比例缩小 */
        
        /* 超小屏幕服务卡片保持原布局，等比例缩小 */

        .service-card {
            background: white;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            position: relative;
            min-height: 300px;
        }

        /* 专利技术卡片保持原始样式 */
        .service-card:not(.equipment-card):not(.consulting-card):not(.ecology-card) {
            min-height: 420px;
            background: #ffffff;
            border: 1px solid #e8f4f8;
        }

        .service-card:not(.equipment-card):not(.consulting-card):not(.ecology-card) .service-content {
            color: #34495e;
            height: auto;
            display: block;
            justify-content: flex-start;
            background: #ffffff;
            padding: 2.5rem;
            position: relative;
            z-index: 2;
            min-height: 300px;
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
        }

        .service-icon {
            background: linear-gradient(135deg, var(--primary), var(--teal));
            height: 120px;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .service-icon i {
            font-size: 3rem;
            color: #333;
        }

        /* 设备销售卡片背景 */
        .equipment-card {
            background-image: url('../images/services/equipment.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }
        

        /* 技术咨询卡片背景 */
        .consulting-card {
            background-image: url('../images/services/consulting.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }
        

        /* 生态循环卡片背景 */
        .ecology-card {
            background-image: url('../images/services/ecology.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }


        /* 图片遮罩层 - 只对背景图片卡片生效 */
        .equipment-card::before,
        .consulting-card::before,
        .ecology-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.6));
            z-index: 1;
        }

        .service-content {
            padding: 2rem;
            position: relative;
            z-index: 2;
            color: #333;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
        }

        /* 服务卡片文字样式 - 根据卡片类型区分 */
        .equipment-card .service-content h3,
        .consulting-card .service-content h3,
        .ecology-card .service-content h3 {
            color: #fff !important;
            font-size: 1.5rem;
            margin-bottom: 1rem;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
        }

        .equipment-card .service-content p,
        .consulting-card .service-content p,
        .ecology-card .service-content p {
            color: #fff !important;
            line-height: 1.6;
            text-shadow: 0 1px 5px rgba(0, 0, 0, 0.8);
        }

        .equipment-card .service-content strong,
        .consulting-card .service-content strong,
        .ecology-card .service-content strong {
            color: #fff !important;
            text-shadow: 0 1px 5px rgba(0, 0, 0, 0.8);
        }

        /* 专利技术卡片保持原始样式 - 调整文字颜色更亮 */
        .service-card:not(.equipment-card):not(.consulting-card):not(.ecology-card) .service-content h3 {
            color: #2c3e50;
            font-size: 1.5rem;
            margin-bottom: 1rem;
            font-weight: 600;
        }

        .service-card:not(.equipment-card):not(.consulting-card):not(.ecology-card) .service-content p {
            color: #34495e;
            line-height: 1.7;
            font-size: 1.05rem;
            margin-bottom: 1rem;
        }

        .service-card:not(.equipment-card):not(.consulting-card):not(.ecology-card) .service-content strong {
            color: var(--primary);
            font-weight: 700;
        }

        /* 专利卡片翻转动画 */
        .patent-card {
            perspective: 1000px;
            cursor: pointer;
            -webkit-perspective: 1000px; /* Safari/iPad支持 */
            -webkit-transform-style: preserve-3d; /* Safari/iPad支持 */
            transform-style: preserve-3d; /* 标准属性 */
        }

        .card-inner {
            position: relative;
            width: 100%;
            height: 100%;
            text-align: center;
            transition: transform 0.8s;
            transform-style: preserve-3d;
            -webkit-transform-style: preserve-3d; /* Safari/iPad支持 */
            -webkit-transition: -webkit-transform 0.8s; /* Safari/iPad支持 */
        }

        .patent-card.flipped .card-inner {
            transform: rotateY(180deg);
            -webkit-transform: rotateY(180deg); /* Safari/iPad支持 */
        }

        .card-front, .card-back {
            position: absolute;
            width: 100%;
            height: 100%;
            backface-visibility: hidden;
            border-radius: 15px;
            overflow: hidden;
        }

        .card-front {
            background: white;
            border: 1px solid #e8f4f8;
        }

        .card-back {
            background: transparent;
            transform: rotateY(180deg);
            -webkit-transform: rotateY(180deg); /* Safari/iPad支持 */
        }
        
        /* 移除背面内容的额外旋转 - 它们已经在旋转后的背面空间中 */
        .card-back .patent-overlay {
            transform: none;
            -webkit-transform: none;
        }
        
        .card-back .flip-hint {
            transform: none;
            -webkit-transform: none;
        }

        /* 专利图片容器 */
        .patent-image-container {
            position: relative;
            width: 100%;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .patent-image {
            width: 100%;
            height: 100%;
            object-fit: contain;
            object-position: center;
            border-radius: 15px;
            background: transparent;
        }

        .patent-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.7));
            color: #333;
            padding: 1rem;
            text-align: left;
        }

        .patent-overlay h3 {
            color: #333;
            font-size: 1.2rem;
            margin-bottom: 0.5rem;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
        }

        .patent-overlay p {
            color: #333;
            font-size: 0.9rem;
            margin-bottom: 0.3rem;
            text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
        }

        /* 翻转提示 */
        .flip-hint {
            position: absolute;
            bottom: 1rem;
            right: 1rem;
            background: rgba(255, 255, 255, 0.9);
            color: #333;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            font-size: 0.8rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            transition: all 0.3s ease;
            z-index: 10;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
        }
        
        .flip-hint::before {
            content: "👆";
            font-size: 1rem;
            animation: pointUp 2s ease-in-out infinite;
        }
        
        @keyframes pointUp {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-3px); }
        }

        .flip-hint i {
            font-size: 0.9rem;
        }

        .patent-card:hover .flip-hint {
            background: var(--primary);
            transform: scale(1.05);
        }
        
        /* iPad专用修复 - 3D变换硬件加速 */
        @supports (-webkit-touch-callout: none) {
            .patent-card {
                -webkit-transform: translate3d(0, 0, 0);
                transform: translate3d(0, 0, 0);
            }
            
            .card-inner {
                -webkit-transform-style: preserve-3d;
                transform-style: preserve-3d;
                -webkit-backface-visibility: hidden;
                backface-visibility: hidden;
            }
            
            .card-front, .card-back {
                -webkit-backface-visibility: hidden;
                backface-visibility: hidden;
                -webkit-transform: translate3d(0, 0, 0);
                transform: translate3d(0, 0, 0);
            }
        }

        /* iPad触摸优化 */
        @media (hover: none) and (pointer: coarse) {
            .patent-card {
                -webkit-perspective: 800px;
                perspective: 800px;
                -webkit-transform-style: preserve-3d;
                transform-style: preserve-3d;
            }
            
            .card-inner {
                -webkit-transform-style: preserve-3d;
                transform-style: preserve-3d;
                -webkit-transition: transform 0.6s ease;
                transition: transform 0.6s ease;
            }
        }

        /* 移动端专利卡片显示优化 */
        @media (max-width: 768px) {
            .patent-card {
                min-height: 300px;
                margin-bottom: 2rem;
            }
            
            .patent-image-container {
                height: 200px;
            }
            
            .patent-overlay {
                padding: 0.8rem;
                font-size: 0.9rem;
            }
            
            .patent-overlay h3 {
                font-size: 1.1rem;
                margin-bottom: 0.3rem;
            }
            
            .flip-hint {
                bottom: 0.5rem;
                right: 0.5rem;
                font-size: 0.7rem;
                padding: 0.3rem 0.8rem;
            }
        }
        
        /* 专利卡片图标颜色 */

        .water-quality {
            background-color: white;
            border-radius: 15px;
            padding: 2.5rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }


        .param-control {
            margin-bottom: 1.5rem;
            padding: 1rem;
            background-color: #f8f9fa;
            border-radius: 10px;
        }

        .param-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 0.5rem;
        }

        .param-name {
            font-weight: 600;
            color: var(--dark);
        }

        .param-value {
            font-weight: 700;
            color: var(--primary);
        }

        .slider-container {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .slider {
            flex: 1;
            height: 10px;
            -webkit-appearance: none;
            appearance: none;
            background: linear-gradient(to right, #ff6b6b 0%, #4ecdc4 50%, #ff6b6b 100%);
            border-radius: 5px;
            outline: none;
            position: relative;
        }

        /* 三色滑块背景 - 柔和渐变版本 */
        .slider.temp {
            background: linear-gradient(to right, 
                rgba(255, 182, 193, 0.6) 0%, 
                rgba(255, 182, 193, 0.3) 15%, 
                rgba(255, 215, 0, 0.3) 20%, 
                rgba(144, 238, 144, 0.4) 25%, 
                rgba(144, 238, 144, 0.6) 75%, 
                rgba(255, 215, 0, 0.3) 80%, 
                rgba(255, 182, 193, 0.3) 85%, 
                rgba(255, 182, 193, 0.6) 100%);
        }
        
        .slider.ammonia {
            background: linear-gradient(to right, 
                rgba(144, 238, 144, 0.6) 0%, 
                rgba(144, 238, 144, 0.4) 20%, 
                rgba(255, 215, 0, 0.3) 25%, 
                rgba(255, 215, 0, 0.5) 45%, 
                rgba(255, 182, 193, 0.3) 50%, 
                rgba(255, 182, 193, 0.6) 100%);
        }
        
        .slider.oxygen {
            background: linear-gradient(to right, 
                rgba(255, 182, 193, 0.6) 0%, 
                rgba(255, 182, 193, 0.3) 20%, 
                rgba(255, 215, 0, 0.3) 25%, 
                rgba(255, 215, 0, 0.4) 45%, 
                rgba(144, 238, 144, 0.3) 50%, 
                rgba(144, 238, 144, 0.6) 100%);
        }
        
        .slider.ph {
            background: linear-gradient(to right, 
                rgba(255, 182, 193, 0.6) 0%, 
                rgba(255, 182, 193, 0.3) 10%, 
                rgba(255, 215, 0, 0.3) 15%, 
                rgba(255, 215, 0, 0.4) 25%, 
                rgba(144, 238, 144, 0.3) 30%, 
                rgba(144, 238, 144, 0.6) 70%, 
                rgba(255, 215, 0, 0.3) 75%, 
                rgba(255, 215, 0, 0.4) 85%, 
                rgba(255, 182, 193, 0.3) 90%, 
                rgba(255, 182, 193, 0.6) 100%);
        }
        
        .slider.salinity {
            background: linear-gradient(to right, 
                rgba(144, 238, 144, 0.6) 0%, 
                rgba(144, 238, 144, 0.4) 10%, 
                rgba(255, 215, 0, 0.3) 12.5%, 
                rgba(255, 215, 0, 0.5) 60%, 
                rgba(144, 238, 144, 0.3) 62.5%, 
                rgba(144, 238, 144, 0.4) 85%, 
                rgba(255, 182, 193, 0.3) 87.5%, 
                rgba(255, 182, 193, 0.6) 100%);
        }
        
        .slider.alkalinity {
            background: linear-gradient(to right, 
                rgba(255, 182, 193, 0.6) 0%, 
                rgba(255, 182, 193, 0.3) 10%, 
                rgba(255, 215, 0, 0.3) 12.5%, 
                rgba(255, 215, 0, 0.4) 20%, 
                rgba(144, 238, 144, 0.3) 25%, 
                rgba(144, 238, 144, 0.6) 80%, 
                rgba(255, 215, 0, 0.3) 80%, 
                rgba(255, 215, 0, 0.4) 100%);
        }

        .slider::-webkit-slider-thumb {
            -webkit-appearance: none;
            appearance: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.9);
            cursor: pointer;
            transition: all 0.2s ease;
            position: relative;
            display: block;
            font-size: 20px;
            border: 2px solid white;
            box-shadow: 0 2px 6px rgba(0,0,0,0.3);
            /* 确保伪元素可以显示 */
            overflow: visible;
        }
        
        /* Firefox 浏览器支持 */
        .slider::-moz-range-thumb {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.9);
            cursor: pointer;
            border: 2px solid white;
            box-shadow: 0 2px 6px rgba(0,0,0,0.3);
            position: relative;
            /* 确保伪元素可以显示 */
            overflow: visible;
        }
        
        /* 海洋生物图标 - 使用CSS伪元素 */
        .slider.temp::-webkit-slider-thumb::before {
            content: "🐟";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 20px;
            z-index: 10;
            display: block !important;
            line-height: 1;
            pointer-events: none;
            width: 100%;
            height: 100%;
            text-align: center;
            overflow: visible;
        }
        
        .slider.ammonia::-webkit-slider-thumb::before {
            content: "🦐";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 20px;
            z-index: 10;
            display: block !important;
            line-height: 1;
            pointer-events: none;
            width: 100%;
            height: 100%;
            text-align: center;
            overflow: visible;
        }
        
        .slider.salinity::-webkit-slider-thumb::before {
            content: "🦀";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 20px;
            z-index: 10;
            display: block !important;
            line-height: 1;
            pointer-events: none;
            width: 100%;
            height: 100%;
            text-align: center;
            overflow: visible;
        }
        
        .slider.alkalinity::-webkit-slider-thumb::before {
            content: "🐚";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 20px;
            z-index: 10;
            display: block !important;
            line-height: 1;
            pointer-events: none;
            width: 100%;
            height: 100%;
            text-align: center;
            overflow: visible;
        }
        
        .slider.oxygen::-webkit-slider-thumb::before {
            content: "🐠";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 20px;
            z-index: 10;
            display: block !important;
            line-height: 1;
            pointer-events: none;
            width: 100%;
            height: 100%;
            text-align: center;
            overflow: visible;
        }
        
        .slider.ph::-webkit-slider-thumb::before {
            content: "🦑";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 20px;
            z-index: 10;
            display: block !important;
            line-height: 1;
            pointer-events: none;
            width: 100%;
            height: 100%;
            text-align: center;
            overflow: visible;
        }
        
        /* Firefox 浏览器支持 */
        .slider.temp::-moz-range-thumb::before {
            content: "🐟";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 20px;
            z-index: 10;
            display: block !important;
            line-height: 1;
            pointer-events: none;
            width: 100%;
            height: 100%;
            text-align: center;
            overflow: visible;
        }
        
        .slider.ammonia::-moz-range-thumb::before {
            content: "🦐";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 20px;
            z-index: 10;
            display: block !important;
            line-height: 1;
            pointer-events: none;
            width: 100%;
            height: 100%;
            text-align: center;
            overflow: visible;
        }
        
        .slider.salinity::-moz-range-thumb::before {
            content: "🦀";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 20px;
            z-index: 10;
            display: block !important;
            line-height: 1;
            pointer-events: none;
            width: 100%;
            height: 100%;
            text-align: center;
            overflow: visible;
        }
        
        .slider.alkalinity::-moz-range-thumb::before {
            content: "🐚";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 20px;
            z-index: 10;
            display: block !important;
            line-height: 1;
            pointer-events: none;
            width: 100%;
            height: 100%;
            text-align: center;
            overflow: visible;
        }
        
        .slider.oxygen::-moz-range-thumb::before {
            content: "🐠";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 20px;
            z-index: 10;
            display: block !important;
            line-height: 1;
            pointer-events: none;
            width: 100%;
            height: 100%;
            text-align: center;
            overflow: visible;
        }
        
        .slider.ph::-moz-range-thumb::before {
            content: "🦑";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 20px;
            z-index: 10;
            display: block !important;
            line-height: 1;
            pointer-events: none;
            width: 100%;
            height: 100%;
            text-align: center;
            overflow: visible;
        }
        
        /* 海洋生物图标样式 - 已移至JavaScript实现 */

        .slider::-webkit-slider-thumb:hover {
            transform: scale(1.2);
            box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
        }
        
        /* 滑动条thumb样式 - 已移至JavaScript动态实现 */
        
        /* 移动端海洋生物图标保持原布局，等比例缩小 */

        .range-labels {
            display: flex;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--gray);
            margin-top: 0.5rem;
        }

        .analysis-result {
            margin-top: 2rem;
            padding: 1.5rem;
            background-color: #e8f0fe;
            border-radius: 10px;
            display: none;
        }

        .result-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 1rem;
        }

        .result-title {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--dark);
        }

        .result-status {
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-weight: 600;
            background-color: var(--secondary);
            color: #333;
        }

        .result-status.warning {
            background-color: var(--accent);
            color: var(--dark);
        }

        .result-status.danger {
            background-color: #ea4335;
            color: #333;
        }

        .result-content {
            line-height: 1.8;
        }

        /* 抖音推荐区域样式 */
        .douyin-recommendation {
            margin-top: 2rem;
            padding: 1.5rem;
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
            border-radius: 15px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
        }
        
        .douyin-recommendation h3 {
            color: #333;
            margin-bottom: 1rem;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        .douyin-recommendation h3 i {
            color: #ff0050;
            font-size: 1.3rem;
        }
        
        .douyin-content {
            display: flex;
            align-items: center;
            gap: 2rem;
        }
        
        .douyin-text {
            flex: 1;
            color: #333;
        }
        
        .douyin-text p {
            margin-bottom: 0.5rem;
            font-size: 1rem;
        }
        
        .douyin-id {
            color: #ff0050;
            font-weight: bold;
            font-size: 1.1rem;
        }
        
        .douyin-qr {
            text-align: center;
            flex: 0 0 auto;
            display: flex;
            justify-content: center;
            align-items: center;
        }
        
        .qr-code {
            width: 250px;
            height: 250px;
            border-radius: 10px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
            transition: transform 0.3s ease;
        }
        
        .qr-code:hover {
            transform: scale(1.05);
        }
        
        /* 移动端抖音推荐区域保持原布局，等比例缩小 */

        .charts-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 2rem;
            margin-top: 2rem;
        }
        
        .chart-container {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 15px;
            padding: 1.5rem;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            height: 350px;
        }
        
        .chart-container h4 {
            color: #333;
            margin-bottom: 1rem;
            text-align: center;
            font-size: 1.1rem;
            font-weight: 600;
        }
        
        .chart-container h4 i {
            margin-right: 0.5rem;
            color: #007bff;
        }
        
        .chart-container canvas {
            max-height: 280px;
        }
        
        /* 图表说明样式 */
        .chart-explanation {
            margin-top: 1rem;
            padding: 1rem;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .chart-explanation p {
            color: #333;
            margin-bottom: 0.8rem;
            font-size: 0.9rem;
            line-height: 1.4;
        }
        
        .level-ranges {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        
        .level-item {
            color: #333;
            font-size: 0.8rem;
            padding: 0.3rem 0.6rem;
            background: rgba(255, 255, 255, 0.8);
            border-radius: 4px;
            white-space: nowrap;
        }
        
        /* 移动端图表说明保持原布局，等比例缩小 */
        
        /* 电话号码彩色动画效果 */
        .phone-animated {
            display: inline-block;
            animation: phoneColorPulse 4s ease-in-out infinite;
            font-weight: bold;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
        }
        
        @keyframes phoneColorPulse {
            0% {
                color: #ff6b6b;
                transform: scale(1);
            }
            12.5% {
                color: #4ecdc4;
                transform: scale(1.05);
            }
            25% {
                color: #45b7d1;
                transform: scale(1.1);
            }
            37.5% {
                color: #96ceb4;
                transform: scale(1.05);
            }
            50% {
                color: #feca57;
                transform: scale(1);
            }
            62.5% {
                color: #ff9ff3;
                transform: scale(1.05);
            }
            75% {
                color: #54a0ff;
                transform: scale(1.1);
            }
            87.5% {
                color: #5f27cd;
                transform: scale(1.05);
            }
            100% {
                color: #ff6b6b;
                transform: scale(1);
            }
        }
        
        /* 移动端响应式 - 保持原布局等比例缩小 */
        /* 移动端图表样式已合并到主移动端媒体查询中 */

        .controls {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-top: 2rem;
        }

        footer {
            background-color: var(--dark);
            color: #fff;
            padding: 4rem 2rem;
            text-align: center;
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 3rem;
            text-align: left;
        }

        .footer-section h3 {
            font-size: 1.3rem;
            margin-bottom: 2rem;
            position: relative;
            padding-bottom: 0.5rem;
        }

        .footer-section h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 3px;
            background-color: var(--accent);
        }

        .contact-info {
            list-style: none;
        }

        .contact-info li {
            margin-bottom: 1.2rem;
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .contact-info li i {
            margin-top: 2px;
            flex-shrink: 0;
        }


        /* 卡片内段落间距调整 */
        .footer-card p {
            margin-bottom: 0.8rem;
        }

        .footer-card p:last-child {
            margin-bottom: 0;
        }


        .copyright {
            margin-top: 4rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
        }

        .copyright a {
            color: #888;
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.3s ease;
        }

        .copyright a:hover {
            color: var(--primary);
        }

        /* 页脚卡片通用样式 */
        .footer-card {
            background: rgba(255, 255, 255, 0.1);
            padding: 1.5rem;
            border-radius: 15px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: all 0.3s ease;
            width: 100%;
            margin-top: 1.5rem;
            height: auto; /* 自动高度，根据内容调整 */
            display: flex;
            flex-direction: column;
            justify-content: flex-start;
            box-sizing: border-box;
        }

        .footer-card:hover {
            background: rgba(255, 255, 255, 0.15);
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }

        /* 抖音二维码样式 - 简化版 */
        .qrcode-section {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: flex-start;
        }
        
        .qrcode-section h3 {
            font-size: 1.3rem;
            margin-bottom: 2rem;
            position: relative;
            padding-bottom: 0.5rem;
            text-align: center;
        }
        
        .qrcode-section h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 50px;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), var(--primary));
            border-radius: 2px;
        }

        .qrcode-main {
            display: flex;
            justify-content: center;
            align-items: center;
            width: 100%;
            padding: 0 1rem;
        }

        .qrcode-image-main {
            width: 180px; /* 从原来的150px稍微放大到180px */
            height: 180px; /* 从原来的150px稍微放大到180px */
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
            transition: all 0.3s ease;
            object-fit: cover;
        }

        .qrcode-image-main:hover {
            transform: scale(1.08);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
        }


        /* AI 分析报告美化样式 */
        .analysis-report {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            border-radius: 15px;
            padding: 2rem;
            margin-top: 1rem;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
        }

        .params-section, .ai-analysis-section {
            margin-bottom: 2rem;
        }

        .params-section:last-child, .ai-analysis-section:last-child {
            margin-bottom: 0;
        }

        .params-section h3, .ai-analysis-section h3 {
            color: var(--primary);
            font-size: 1.4rem;
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            border-bottom: 2px solid var(--primary);
            padding-bottom: 0.5rem;
        }

        .params-section h3 i, .ai-analysis-section h3 i {
            color: var(--accent);
            font-size: 1.2rem;
        }

        /* 流式显示样式 */
        .streaming-container {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            border-radius: 15px;
            padding: 2rem;
            margin: 1rem 0;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
            border: 1px solid #e0e0e0;
        }

        .streaming-content {
            font-size: 1.1rem;
            line-height: 1.8;
            color: #333;
            padding: 1rem;
            background: white;
            border-radius: 10px;
            border: 1px solid #e0e0e0;
            white-space: pre-wrap;
            word-wrap: break-word;
            /* 移除滚动条，使用页面滚动 */
            overflow: hidden !important;
            max-height: none !important;
        }

        /* 流式显示动画效果 */
        .streaming-content::after {
            content: '|';
            animation: blink 1s infinite;
            color: var(--primary);
            font-weight: bold;
        }

        @keyframes blink {
            0%, 50% { opacity: 1; }
            51%, 100% { opacity: 0; }
        }

        .params-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
            margin-bottom: 1rem;
        }

        .param-item {
            background: white;
            padding: 1rem;
            border-radius: 10px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

        .param-item:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
        }

        .param-label {
            font-weight: 600;
            color: var(--dark);
            font-size: 0.95rem;
        }

        .param-value {
            font-weight: 700;
            font-size: 1.1rem;
            padding: 0.2rem 0.5rem;
            border-radius: 15px;
            transition: all 0.3s ease;
        }

        /* 参数值状态颜色 - 柔和版本 */
        .param-value.low {
            background: linear-gradient(135deg, rgba(255, 182, 193, 0.8), rgba(255, 182, 193, 0.6));
            color: #8b0000;
            border: 1px solid rgba(255, 182, 193, 0.3);
        }

        .param-value.normal {
            background: linear-gradient(135deg, rgba(144, 238, 144, 0.8), rgba(144, 238, 144, 0.6));
            color: #006400;
            border: 1px solid rgba(144, 238, 144, 0.3);
        }

        .param-value.high {
            background: linear-gradient(135deg, rgba(255, 182, 193, 0.8), rgba(255, 182, 193, 0.6));
            color: #8b0000;
            border: 1px solid rgba(255, 182, 193, 0.3);
        }

        .param-value.warning {
            background: linear-gradient(135deg, rgba(255, 215, 0, 0.8), rgba(255, 215, 0, 0.6));
            color: #8b4513;
            border: 1px solid rgba(255, 215, 0, 0.3);
        }

        .ai-content {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
            white-space: pre-line;
            line-height: 1.8;
            font-size: 1rem;
            color: var(--dark);
            border-left: 4px solid var(--accent);
        }

        .ai-content h1, .ai-content h2, .ai-content h3, .ai-content h4 {
            color: var(--primary);
            margin: 1.5rem 0 1rem 0;
            font-weight: 600;
        }

        .ai-content h1 {
            font-size: 1.3rem;
            border-bottom: 2px solid var(--accent);
            padding-bottom: 0.5rem;
        }

        .ai-content h2 {
            font-size: 1.2rem;
        }

        .ai-content h3 {
            font-size: 1.1rem;
        }

        .ai-content strong {
            color: var(--primary);
            font-weight: 600;
        }

        .ai-content ul, .ai-content ol {
            margin: 1rem 0;
            padding-left: 1.5rem;
        }

        .ai-content li {
            margin: 0.5rem 0;
        }

        .ai-content p {
            margin: 1rem 0;
        }

        /* 颜色图例样式 */
        /* 养殖动物选择样式 */
        .animal-selection {
            margin: 2rem 0;
            text-align: center;
        }
        
        .animal-selection h3 {
            color: var(--primary);
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            font-weight: 600;
        }
        
        .animal-options {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        
        .animal-option {
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 1rem 1.5rem;
            background: white;
            border-radius: 15px;
            cursor: pointer;
            transition: all 0.3s ease;
            border: 2px solid transparent;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
            min-width: 100px;
        }
        
        .animal-option:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
        }
        
        .animal-option.selected {
            border-color: var(--primary);
            background: linear-gradient(135deg, #e3f2fd, #f3e5f5);
            transform: translateY(-3px);
        }
        
        .animal-icon {
            font-size: 2.5rem;
            margin-bottom: 0.5rem;
        }
        
        .animal-option span {
            font-weight: 600;
            color: var(--dark);
            font-size: 1rem;
        }
        
        .color-legend {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-top: 1.5rem;
            padding: 1rem;
            background: rgba(255, 255, 255, 0.8);
            border-radius: 10px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        }

        .legend-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9rem;
            font-weight: 500;
        }

        .legend-color {
            width: 16px;
            height: 16px;
            border-radius: 50%;
            border: 2px solid rgba(255, 255, 255, 0.8);
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
        }

        /* 商标加载动画样式 */
        .loading-container {
            display: none;
            text-align: center;
            padding: 3rem 2rem;
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            border-radius: 20px;
            margin: 1rem 0;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            position: relative;
            z-index: 10;
        }

        .logo-loading {
            max-width: 500px;
            margin: 0 auto;
        }

        .logo-spinner {
            position: relative;
            width: 280px;
            height: 280px;
            margin: 0 auto 2rem;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .rotating-logo {
            width: 240px;
            height: 240px;
            border-radius: 50%;
            object-fit: cover;
            animation: logoRotate 30s linear infinite;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
            border: 6px solid rgba(255, 255, 255, 0.9);
            display: block;
            margin: 0 auto;
            transition: all 0.3s ease;
        }
        
        .rotating-logo:hover {
            transform: scale(1.05);
            box-shadow: 0 16px 50px rgba(0, 0, 0, 0.5);
        }

        .countdown-badge {
            position: absolute;
            bottom: 10px;
            right: 10px;
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #333;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 18px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
            border: 4px solid white;
            /* 轨道动画 - 围绕商标转圈 */
            animation: orbit 10s linear infinite;
        }

        @keyframes logoRotate {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        /* 轨道动画 - 小球围绕商标转圈，转一圈10秒 */
        @keyframes orbit {
            0% {
                transform: rotate(0deg) translateX(100px) rotate(0deg);
            }
            100% {
                transform: rotate(360deg) translateX(100px) rotate(-360deg);
            }
        }
        
        /* 确保轨道动画优先级 */
        .countdown-badge {
            animation: orbit 10s linear infinite !important;
        }
        
        /* 当倒计时停止时，停止轨道动画 */
        .countdown-badge.stopped {
            animation-play-state: paused;
        }
        
        /* 商标旋转动画 */
        .rotating-logo {
            animation: logoRotate 30s linear infinite;
        }
        
        @keyframes breathe {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.02); }
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.1); }
        }

        .loading-text {
            font-size: 1.2rem;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .loading-subtitle {
            color: var(--gray);
            font-size: 0.9rem;
            margin-bottom: 1.5rem;
        }

        .loading-tips {
            background: rgba(255, 255, 255, 0.6);
            border-radius: 10px;
            padding: 1rem;
            margin-top: 1rem;
        }

        .loading-tips p {
            margin: 0.5rem 0;
            font-size: 0.9rem;
            color: var(--dark);
        }
        
        /* 加载进度条 */
        .loading-progress {
            width: 100%;
            height: 4px;
            background: rgba(0, 123, 255, 0.2);
            border-radius: 2px;
            margin: 1rem 0;
            overflow: hidden;
        }
        
        .loading-progress-bar {
            height: 100%;
            background: linear-gradient(90deg, #007bff, #28a745);
            border-radius: 2px;
            animation: loadingProgress 3s ease-in-out infinite;
        }
        
        @keyframes loadingProgress {
            0% { width: 0%; }
            50% { width: 70%; }
            100% { width: 100%; }
        }

        .progress-steps {
            margin-top: 1.5rem;
            text-align: left;
            max-width: 300px;
            margin-left: auto;
            margin-right: auto;
        }

        .progress-step {
            display: flex;
            align-items: center;
            margin: 0.8rem 0;
            opacity: 0.5;
            transition: opacity 0.3s ease;
        }

        .progress-step.active {
            opacity: 1;
        }

        .progress-step.completed {
            opacity: 0.7;
        }

        .step-icon {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: var(--primary);
            color: #333;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            margin-right: 10px;
            flex-shrink: 0;
        }

        .progress-step.completed .step-icon {
            background: var(--secondary);
        }

        .step-text {
            font-size: 0.9rem;
            color: var(--dark);
        }

        /* 移动端媒体查询已合并到上面 */
        
        /* Markdown解析后的样式 */
        .analysis-content h1, .analysis-content h2, .analysis-content h3, .analysis-content h4 {
            margin: 1.5rem 0 1rem 0;
            font-weight: 600;
        }
        
        .analysis-content h1 { 
            font-size: 1.8rem; 
            color: #1a73e8; /* 蓝色 - 主标题 */
        }
        .analysis-content h2 { 
            font-size: 1.6rem; 
            color: #1a73e8; /* 蓝色 - 二级标题（如：4. 风险量化评估） */
        }
        .analysis-content h3 { 
            font-size: 1.4rem; 
            color: #ff6b35; /* 橙色 - 三级标题 */
        }
        .analysis-content h4 { 
            font-size: 1.2rem; 
            color: #8e44ad; /* 紫色 - 四级标题 */
        }
        
        .analysis-content strong {
            color: #e74c3c; /* 红色 - 强调文字 */
            font-weight: 600;
        }
        
        /* 特殊文本颜色 */
        .analysis-content .special-text {
            color: #34a853 !important; /* 绿色 - 结论、日期、研究员 */
            font-weight: 600;
        }
        
        .analysis-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1rem 0;
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        }
        
        .analysis-table td {
            padding: 12px 16px;
            border: 1px solid #e0e0e0;
            text-align: left;
        }
        
        .analysis-table tr:nth-child(even) {
            background-color: #f8f9fa;
        }
        
        .analysis-table tr:first-child {
            background: linear-gradient(135deg, rgba(26, 115, 232, 0.7), rgba(52, 168, 83, 0.7));
            color: white;
            font-weight: 600;
        }
        
        .analysis-content ul {
            margin: 1rem 0;
            padding-left: 2rem;
        }
        
        .analysis-content li {
            margin: 0.5rem 0;
            line-height: 1.6;
            position: relative;
        }
        
        .analysis-content li::before {
            content: "•";
            color: #ff6b35; /* 橙色项目符号 */
            font-weight: bold;
            position: absolute;
            left: -1.5rem;
        }
        
        .analysis-content li:nth-child(odd)::before {
            color: #8e44ad; /* 紫色项目符号 */
        }
        
        .analysis-content li:nth-child(3n)::before {
            color: #e74c3c; /* 红色项目符号 */
        }

        /* =============================================
           滑块图标修复样式 - 动态创建图标支持
           ============================================= */

        .slider-container {
            position: relative;
            display: flex;
            align-items: center;
            width: 100%;
        }

        .slider-icon {
            position: absolute;
            top: 50%;
            transform: translate(-50%, -50%);
            font-size: 20px;
            z-index: 10;
            pointer-events: none;
            user-select: none;
            transition: left 0.1s ease;
            text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
            filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
            line-height: 1;
        }

        @keyframes iconBounce {
            0% { transform: translate(-50%, -50%) scale(1); }
            50% { transform: translate(-50%, -50%) scale(1.2); }
            100% { transform: translate(-50%, -50%) scale(1); }
        }

        /* 确保滑块按钮有足够的空间 */
        .slider::-webkit-slider-thumb {
            width: 40px;
            height: 40px;
        }

        .slider::-moz-range-thumb {
            width: 40px;
            height: 40px;
        }

        /* 移动端图标大小调整 */
        @media (max-width: 768px) {
            .slider-icon {
                font-size: 16px;
            }

            .slider::-webkit-slider-thumb {
                width: 35px;
                height: 35px;
            }

            .slider::-moz-range-thumb {
                width: 35px;
                height: 35px;
            }
        }

        /* 在第2122行注释后添加 */
        @media (max-width: 768px) {
            .douyin-content {
                flex-direction: column;
                gap: 1.5rem;
                text-align: center;
            }
            
            .douyin-qr {
                width: 100%;
                display: flex;
                justify-content: center;
            }
            
            .qr-code {
                width: 200px;
                height: auto; /* 保持宽高比 */
                max-width: 100%;
                object-fit: contain; /* 确保完整显示 */
            }
            
            .douyin-text {
                text-align: center;
            }
            
            .douyin-recommendation {
                padding: 1rem;
                margin: 1rem 0;
            }
            
            /* 确保分析内容在移动端正确显示 */
            .analysis-content {
                font-size: 0.9rem;
                line-height: 1.6;
                overflow-wrap: break-word;
            }
        }