:root {
    --primary: #009A7E;
    --primary-light: #4dc6ac;
    --primary-dark: #006e58;
    --secondary: #29b6f6;
    --accent: #ff9800;
    --light: #f8f9fa;
    --dark: #343a40;
    --success: #28a745;
    --text: #333333;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

body {
    color: var(--text);
    line-height: 1.6;
    background-color: #f9f9f9;
}

.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 产品头部横幅 */
/* .product-hero {
    background: linear-gradient(135deg, rgba(0, 154, 126, 0.9) 0%, rgba(41, 182, 246, 0.9) 100%);
    padding: 100px 0;
    text-align: center;
    cursor: pointer;
}

.product-hero h1 {
    color: var(--primary);
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.product-hero p {
    font-size: 1.3rem;
    max-width: 800px;
    margin: 0 auto 30px;
} */

/* 页面标题区域 - 添加背景图 */
.page-header {
    padding: 100px 0 80px;
    text-align: center;
    background-image: url('https://t31.cngenial.cn/webfile/upload/2025/10-30/16-40-070002137963894.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    min-height: 551px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;

}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.page-header .container {
    position: relative;
    z-index: 2;
}

.page-header h1 {
    color: var(--primary);
    font-size: 2.8rem;
    margin-bottom: 40px;
    /*text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);*/
}

.page-header p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 10px auto;
    opacity: 0.95;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* .cta-button {
    background-color: var(--primary);
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
    display: inline-block;
    font-size: 0.8rem;
    margin-top: 14vw;
}

.cta-button:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
} */

/* 图文展示区域 */
.feature-section {
    padding-top: 100px;
}

.feature-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    margin-bottom: 100px;
}

.feature-image {
    flex: 1;
    text-align: center;
    position: relative;
}

.feature-image img {
    max-width: 100%;
    border-radius: 10px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-content {
    flex: 1;
}

.feature-content h2 {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.feature-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 25px;
}

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

.feature-list li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    font-size: 1.05rem;
}

.feature-list li i {
    color: var(--success);
    margin-right: 10px;
    font-size: 1.2rem;
}

/* 适用场景区域 */
.scenarios {
    padding: 80px 0;
    background-color: var(--light);
}

.scenarios h2 {
    font-size: 2.2rem;
    text-align: center;
    color: var(--primary);
    margin-bottom: 20px;
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.scenario-card {
    background: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.scenario-card h3 {
    color: var(--primary);
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.scenario-card p {
    color: #666;
    line-height: 1.7;
}

/* 技术参数区域 */
.specs {
    padding: 80px 0;
}

.specs h2 {
    font-size: 2.2rem;
    text-align: center;
    color: var(--primary);
    margin-bottom: 20px;
}

.specs p {
    font-size: 1.1rem;
    text-align: center;
    color: var(--dark);
    opacity: 0.8;
    max-width: 800px;
    margin: 0 auto 50px;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 30px;
}

.specs-table th,
.specs-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.specs-table th {
    background-color: var(--primary-light);
    color: white;
}

/* 下载区域 - 添加背景图 */
.download {
    padding: 90px 0;
    background: url('https://t31.cngenial.cn/webfile/upload/2025/09-23/17-42-370298-5907730.jpg') no-repeat center center;
    background-size: cover;
    text-align: center;
    position: relative;
    min-height: 387px;
    /* 保持图片高度 */
    display: flex;
    align-items: center;
    justify-content: center;
}

.download::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.download .container {
    position: relative;
    z-index: 2;
}

.download h2 {
    color: var(--primary);
    font-size: 2.2rem;
    margin-bottom: 20px;
}

.download p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto 40px;
    opacity: 0.9;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.download-btn {
    background: var(--primary);
    color: white;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s;
}

.download-btn:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.contact-button {
    background: var(--primary);
    border-radius: 50px;
    color: white;
    padding: 15px 40px;
    text-decoration: none;
    display: inline-block;
    font-weight: 600;
    transition: all 0.3s ease;
    /*box-shadow: 0 4px 15px rgba(0, 154, 126, 0.3);
            border: 2px solid transparent;*/
}

.contact-button:hover {
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .feature-container {
        margin-bottom: 60px;
        padding: 0 15px;
    }

    .scenarios-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 15px;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .page-header {
        min-height: 400px;
        /* 平板设备调整高度 */
        padding: 80px 0 60px;
    }

    .page-header h1 {
        font-size: 2.4rem;
    }

    .download {
        min-height: 300px;
        /* 平板设备调整高度 */
        padding: 70px 0;
    }
}

@media (max-width: 768px) {
    /* .product-hero {
        padding: 60px 0;
    }

    .product-hero h1 {
        font-size: 1.8rem;
    }

    .product-hero p {
        font-size: 1rem;
        padding: 0 15px;
    } */

    .page-header {
        min-height: 300px;
        /* 手机设备调整高度 */
        padding: 60px 0 40px;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .page-header p {
        font-size: 1.1rem;
        padding: 0 15px;
    }

    /* .cta-button {
        background-color: var(--primary);
        color: white;
        padding: 8px 12px;
        border-radius: 50px;
        text-decoration: none;
        font-weight: 500;
        transition: all 0.3s;
        display: inline-block;
        font-size: 0.8rem;
        margin-top: 12vh;
    } */

    .scenarios {
        padding-top: 0;
    }

    .feature-section {
        padding-top: 40px;
    }
	
	.feature-container {
		flex-direction: column;
		gap: 30px;
	}

    .feature-content h2 {
        font-size: 1.5rem;
    }

    .feature-content p {
        font-size: 1rem;
    }

    .specs {
        padding: 40px 0;
    }

    .specs-table {
        font-size: 0.9rem;
    }

    .cta-section {
        padding: 60px 0;
    }

    .cta-section h2 {
        font-size: 1.6rem;
        padding: 0 15px;
    }

    .cta-section p {
        font-size: 1rem;
        padding: 0 15px;
    }

    .download {
        min-height: 250px;
        /* 手机设备调整高度 */
        padding: 50px 0;
    }

    .download h2 {
        font-size: 1.8rem;
    }

    .download p {
        font-size: 1rem;
        padding: 0 15px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 0 15px;
    }

}

@media (max-width: 480px) {
    .page-header {
        background: url('https://t31.cngenial.cn/webfile/upload/2025/10-30/16-42-5004481929352730.jpg');
        background-size: contain;
        background-repeat: no-repeat;
        min-height: 59vw;
        padding: 50px 0 30px;
    }

    .page-header h1 {
        font-size: 1.8rem;
    }

    .download {
        min-height: 200px;
        padding: 40px 0;
    }

    .download h2 {
        font-size: 1.6rem;
    }
}

@media (min-width: 768px) {
    .feature-container:nth-child(even) {
        flex-direction: row-reverse;
    }
}