* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background: #f5f9fc;
            color: #333;
            line-height: 1.6;
        }

        .ly_product_description_1 {
            overflow: hidden;
        }

        .ly_product_description_1 .d_title {
            margin-bottom: 30px;
        }

        .container {
            max-width: 1440px;
            margin: 0 auto;
            padding: 40px 20px;
            position: relative;
            overflow: hidden;
            background: linear-gradient(to bottom, #f8fff8, #f0f8ff);
        }

        /* 标题样式 */
        h1 {
            color: #2E8B57;
            font-size: 2.8rem;
            margin-bottom: 20px;
            text-align: center;
            position: relative;
            padding-bottom: 15px;
        }

        h1::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 120px;
            height: 4px;
            background: linear-gradient(to right, #FF9A3D, #2E8B57);
            border-radius: 2px;
        }

        h2 {
            color: #2E8B57;
            font-size: 2.2rem;
            margin: 40px 0 20px;
            position: relative;
            padding-left: 15px;
        }

        h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 6px;
            height: 80%;
            background: #FF9A3D;
            border-radius: 3px;
        }

        h3 {
            color: #2E8B57;
            font-size: 1.6rem;
            margin: 30px 0 15px;
        }

        p {
            color: #555;
            font-size: 1.1rem;
            margin-bottom: 20px;
        }

        /* 按钮样式 */
        .btn {
            display: inline-block;
            background: linear-gradient(to right, #FF9A3D, #FF6B6B);
            color: white;
            padding: 12px 28px;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            margin-top: 15px;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(255, 154, 61, 0.3);
        }

        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(255, 154, 61, 0.4);
        }

        /* 技术规格区域 */
        .spec-section {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            margin: 50px 0;
            align-items: center;
        }

        .spec-content {
            flex: 1;
            min-width: 300px;
        }

        .spec-card {
            background: rgba(255, 255, 255, 0.85);
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 20px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            border-left: 4px solid #FF9A3D;
            transition: transform 0.3s ease;
        }

        .spec-card:hover {
            transform: translateY(-5px);
        }

        .param {
            display: flex;
            justify-content: space-between;
            margin-bottom: 10px;
        }

        .param-name {
            font-weight: 700;
            color: #2E8B57;
        }

        .param-value {
            font-weight: 700;
            color: #FF9A3D;
        }

        .spec-desc {
            color: #666;
            font-size: 0.95rem;
        }

        /* 动画容器 */
        .animation-container {
            flex: 1;
            min-width: 300px;
            height: 350px;
            position: relative;
            background: #eaf7ea;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(46, 139, 87, 0.15);
        }

        /* 压缩机动画 */
        .compressor-animation {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 200px;
            height: 200px;
        }

        .compressor-body {
            width: 150px;
            height: 100px;
            background: #ddd;
            border-radius: 10px;
            position: relative;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }

        .compressor-overlay {
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 154, 61, 0.7), transparent);
            animation: sunlight 3s infinite;
        }

        .compressor-fan {
            position: absolute;
            top: 50%;
            right: -25px;
            transform: translateY(-50%);
            width: 50px;
            height: 50px;
            background: #bbb;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .fan-blade {
            position: absolute;
            width: 20px;
            height: 5px;
            background: #999;
            border-radius: 2px;
        }

        .fan-blade:nth-child(1) { transform: rotate(0deg); }
        .fan-blade:nth-child(2) { transform: rotate(90deg); }
        .fan-blade:nth-child(3) { transform: rotate(180deg); }
        .fan-blade:nth-child(4) { transform: rotate(270deg); }

        .leaves {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
        }

        .leaf {
            position: absolute;
            width: 0;
            height: 0;
            border-radius: 50%;
            background: #2E8B57;
            opacity: 0;
        }

        .leaf-1 {
            top: -30px;
            left: 60px;
            animation: growLeaf 1.5s 0.5s forwards;
        }

        .leaf-2 {
            top: 20px;
            left: 100px;
            animation: growLeaf 1.5s 1s forwards;
        }

        .leaf-3 {
            top: 80px;
            left: 70px;
            animation: growLeaf 1.5s 1.5s forwards;
        }

        /* 表格样式 */
        .table-container {
            margin: 40px 0;
            overflow-x: auto;
            background: white;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            padding: 20px;
        }

        table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
        }

        th {
            background: #2E8B57;
            color: white;
            padding: 15px;
            text-align: left;
            font-weight: 600;
        }

        td {
            padding: 15px;
            border-bottom: 1px solid #eee;
        }

        tr:nth-child(even) {
            background: #f8fff8;
        }

        tr:hover {
            background: #eaf7ea;
        }

        /* ISO标准区域 */
        .iso-section {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            margin: 50px 0;
            align-items: center;
        }

        .iso-content {
            flex: 1;
            min-width: 300px;
        }

        .iso-list {
            list-style: none;
        }

        .iso-list li {
            margin-bottom: 15px;
            padding-left: 30px;
            position: relative;
            color: #555;
        }

        .iso-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            top: 0;
            width: 22px;
            height: 22px;
            background: #FF9A3D;
            color: white;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            font-weight: bold;
        }

        /* 质量控制图 */
        .quality-chart {
            flex: 1;
            min-width: 300px;
            height: 300px;
            position: relative;
        }

        .process-step {
            position: absolute;
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: white;
            display: flex;
            justify-content: center;
            align-items: center;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            border: 2px solid #FF9A3D;
            font-size: 2rem;
            color: #2E8B57;
            opacity: 0;
            animation: fadeIn 0.5s forwards;
        }

        .process-step:nth-child(1) { top: 20%; left: 10%; animation-delay: 0.2s; }
        .process-step:nth-child(2) { top: 20%; left: 40%; animation-delay: 0.4s; }
        .process-step:nth-child(3) { top: 50%; left: 70%; animation-delay: 0.6s; }
        .process-step:nth-child(4) { top: 80%; left: 40%; animation-delay: 0.8s; }
        .process-step:nth-child(5) { top: 80%; left: 10%; animation-delay: 1.0s; }

        .process-line {
            position: absolute;
            height: 3px;
            background: #FF9A3D;
            transform-origin: left;
            opacity: 0;
            animation: drawLine 1s forwards;
        }

        .line-1 { top: 40%; left: 22%; width: 20%; animation-delay: 0.3s; }
        .line-2 { top: 40%; left: 52%; width: 20%; animation-delay: 0.5s; }
        .line-3 { top: 65%; left: 52%; width: 20%; animation-delay: 0.7s; }
        .line-4 { top: 90%; left: 22%; width: 20%; animation-delay: 0.9s; }

        /* 动画关键帧 */
        @keyframes sunlight {
            0% { left: -100%; }
            50% { left: 100%; }
            100% { left: 100%; }
        }

        @keyframes growLeaf {
            0% { 
                width: 0; 
                height: 0;
                opacity: 0;
            }
            100% { 
                width: 25px; 
                height: 25px;
                opacity: 1;
            }
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: scale(0.8); }
            to { opacity: 1; transform: scale(1); }
        }

        @keyframes drawLine {
            from { width: 0; opacity: 0; }
            to { width: calc(100% - 44%); opacity: 1; }
        }

        /* 响应式设计 */
        @media (max-width: 768px) {
            .spec-section, .iso-section {
                flex-direction: column;
            }
            
            h1 {
                font-size: 2.2rem;
            }
            
            h2 {
                font-size: 1.8rem;
            }
            
            .animation-container {
                height: 250px;
            }
        }