/* 智能勘测页面样式 */

/* 智能勘测系统 Hero 区域 */
.smart-survey-hero {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 70px;
}

.smart-survey-hero .hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
}

.smart-survey-hero .hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.3) 0%, rgba(0, 68, 153, 0.4) 100%);
    z-index: 1;
}

.smart-survey-hero .container {
    position: relative;
    z-index: 2;
}

.smart-survey-hero .section-header {
    text-align: center;
    margin-bottom: 0;
}

.smart-survey-hero .section-header h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    color: #fff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.smart-survey-hero .section-header p {
    font-size: 20px;
    color: #fff;
    max-width: 700px;
    margin: 0 auto;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

/* 智能勘测系统详情 */
.smart-survey-detail {
    padding: 80px 0;
    background-color: #f5f7fa;
}

.smart-survey-detail .container {
    position: relative;
}

.smart-survey-detail .section-header {
    text-align: center;
    margin-bottom: 60px;
}

.smart-survey-detail .section-header h1 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
    color: #2c3e50;
}

.smart-survey-detail .section-header p {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

.smart-survey-content {
    background-color: #ffffff;
    border-radius: 8px;
    padding: 50px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

/* 系统概述 */
.smart-survey-overview {
    margin-bottom: 50px;
}

.smart-survey-overview h2 {
    font-size: 24px;
    margin-bottom: 25px;
    color: #2c3e50;
    font-weight: 600;
}

.smart-survey-overview p {
    font-size: 16px;
    line-height: 1.7;
    color: #666;
}

/* 核心功能 */
.smart-survey-features {
    margin-bottom: 50px;
}

.smart-survey-features h2 {
    font-size: 24px;
    margin-bottom: 35px;
    color: #2c3e50;
    font-weight: 600;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 35px;
}

.feature-item {
    background-color: #fff;
    padding: 35px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    border: 1px solid #e9ecef;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.feature-item i {
    font-size: 3rem;
    color: #007bff;
    margin-bottom: 25px;
}

.feature-item h3 {
    font-size: 18px;
    margin-bottom: 20px;
    color: #2c3e50;
    font-weight: 600;
}

.feature-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
}

/* 应用领域 */
.smart-survey-application {
    margin-bottom: 50px;
}

.smart-survey-application h2 {
    font-size: 24px;
    margin-bottom: 25px;
    color: #2c3e50;
    font-weight: 600;
}

/* 分析方法 */
.smart-survey-methods {
    margin-bottom: 50px;
}

.smart-survey-methods h2 {
    font-size: 24px;
    margin-bottom: 35px;
    color: #2c3e50;
    font-weight: 600;
}

.methods-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 35px;
}

.method-item {
    background-color: #fff;
    padding: 35px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    border: 1px solid #e9ecef;
}

.method-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.method-item i {
    font-size: 3rem;
    color: #007bff;
    margin-bottom: 25px;
}

.method-item h3 {
    font-size: 18px;
    margin-bottom: 20px;
    color: #2c3e50;
    font-weight: 600;
}

.method-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
}

/* 可视化技术 */
.smart-survey-technologies {
    margin-bottom: 50px;
}

.smart-survey-technologies h2 {
    font-size: 24px;
    margin-bottom: 35px;
    color: #2c3e50;
    font-weight: 600;
}

.technologies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 35px;
}

.technology-item {
    background-color: #fff;
    padding: 35px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    border: 1px solid #e9ecef;
}

.technology-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.technology-item i {
    font-size: 3rem;
    color: #007bff;
    margin-bottom: 25px;
}

.technology-item h3 {
    font-size: 18px;
    margin-bottom: 20px;
    color: #2c3e50;
    font-weight: 600;
}

.technology-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
}

.smart-survey-application ul {
    list-style: none;
    padding-left: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.smart-survey-application ul li {
    padding: 20px;
    background-color: #fff;
    border-radius: 8px;
    font-size: 16px;
    color: #666;
    position: relative;
    padding-left: 50px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    border: 1px solid #e9ecef;
}

.smart-survey-application ul li::before {
    content: "\f00c";
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    color: #007bff;
    position: absolute;
    left: 18px;
    top: 20px;
    font-size: 1.3rem;
}

/* 技术优势 */
.smart-survey-advantages {
    margin-bottom: 40px;
}

.smart-survey-advantages h2 {
    font-size: 24px;
    margin-bottom: 35px;
    color: #2c3e50;
    font-weight: 600;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.advantage-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    border: 1px solid #e9ecef;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.advantage-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: #007bff;
}

.advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.advantage-item h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #2c3e50;
    font-weight: 600;
}

.advantage-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .smart-survey-detail {
        padding: 60px 0;
    }
    
    .smart-survey-content {
        padding: 30px;
    }
    
    .smart-survey-detail .section-header h1 {
        font-size: 28px;
    }
    
    .smart-survey-overview h2,
    .smart-survey-features h2,
    .smart-survey-application h2,
    .smart-survey-advantages h2 {
        font-size: 20px;
    }
    
    .features-grid,
    .smart-survey-application ul,
    .advantages-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .smart-survey-detail {
        padding: 40px 0;
    }
    
    .smart-survey-content {
        padding: 25px;
    }
    
    .smart-survey-detail .section-header h1 {
        font-size: 24px;
    }
    
    .smart-survey-detail .section-header p {
        font-size: 1rem;
    }
    
    .smart-survey-overview h2,
    .smart-survey-features h2,
    .smart-survey-application h2,
    .smart-survey-advantages h2 {
        font-size: 18px;
    }
    
    .feature-item,
    .advantage-item {
        padding: 25px;
    }
    
    .feature-item i {
        font-size: 2.5rem;
    }
}


/* 设备与技术 */
.smart-survey-equipment {
    margin-bottom: 50px;
}

.smart-survey-equipment h2 {
    font-size: 24px;
    margin-bottom: 35px;
    color: #2c3e50;
    font-weight: 600;
}

.equipment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 35px;
}

.equipment-item {
    background-color: #fff;
    padding: 35px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    border: 1px solid #e9ecef;
}

.equipment-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.equipment-image {
    width: 80px;
    height: 80px;
    background-color: #e3f2fd;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 25px;
    font-size: 2.5rem;
    color: #007bff;
}

.equipment-item h3 {
    font-size: 18px;
    margin-bottom: 20px;
    color: #2c3e50;
    font-weight: 600;
}

.equipment-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
}


/* 系统架构 */
.smart-survey-system {
    margin-bottom: 50px;
}

.smart-survey-system h2 {
    font-size: 24px;
    margin-bottom: 35px;
    color: #2c3e50;
    font-weight: 600;
}

.system-architecture {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 30px 0;
    background-color: #f8f9fa;
    border-radius: 8px;
    position: relative;
}

.architecture-layer {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 600px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #e9ecef;
}

.architecture-layer:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.layer-icon {
    width: 70px;
    height: 70px;
    background-color: #e3f2fd;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: #007bff;
}

.architecture-layer h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #2c3e50;
    font-weight: 600;
}

.architecture-layer p {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
}

.layer-details ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.layer-details li {
    background-color: #f8f9fa;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    color: #555;
    border: 1px solid #dee2e6;
}

.architecture-connection {
    font-size: 2rem;
    color: #007bff;
    opacity: 0.7;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .architecture-layer {
        padding: 20px;
        max-width: 100%;
    }
    
    .layer-details ul {
        flex-direction: column;
        align-items: center;
    }
    
    .layer-details li {
        width: 80%;
    }
}