/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f4f4f4;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
.header {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo h1 {
    color: #2c3e50;
    font-size: 24px;
    font-weight: bold;
}

.nav ul {
    list-style: none;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.nav ul li {
    margin-left: 30px;
}

.nav ul li a {
    text-decoration: none;
    color: #34495e;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav ul li a:hover {
    color: #3498db;
}

/* 轮播图样式 */
.banner {
    height: 100vh;
    min-height: 600px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

/* 轮播图容器 */
.slideshow-container {
    width: 100%;
    height: 100%;
    position: relative;
    margin: 0;
    padding: 0;
}

/* 轮播图幻灯片 */
.mySlides {
    display: none;
    height: 100%;
    width: 100%;
    position: relative;
}

.mySlides.active {
    display: block;
}

/* 轮播图图片容器 */
.slide-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

/* 轮播图图片 */
.slide-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* 通用banner背景图片样式 */
.banner-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: -1;
}

/* 为banner添加渐变叠加层 */
.banner::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5));
    z-index: -1;
}

/* 轮播图淡入动画 */
.fade {
    animation-name: fade;
    animation-duration: 1.5s;
}

@keyframes fade {
    from {opacity: 0.8}
    to {opacity: 1}
}

/* 轮播图指示器容器 */
.dots-container {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

/* 轮播图指示器 */
.dot {
    cursor: pointer;
    height: 15px;
    width: 15px;
    margin: 0 8px;
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: 50%;
    display: inline-block;
    transition: all 0.3s ease;
}

.active, .dot:hover {
    background-color: #fff;
    transform: scale(1.2);
}

/* 轮播图内容 */
.banner-content {
    position: relative;
    z-index: 5;
    padding: 0 20px;
}

.banner-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.banner-content p {
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* 通用 section 样式 */
section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
    color: #2c3e50;
    font-size: 28px;
}



/* 核心业务区域 */
.core-business {
    background-color: #fff;
    padding-top: 40px;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.business-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.business-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    margin-bottom: 20px;
    border-radius: 5px;
}

.business-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.business-image img:hover {
    transform: scale(1.05);
}

.business-content h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 15px;
    font-weight: bold;
}

.business-content p {
    color: #555;
    font-size: 16px;
    line-height: 1.6;
}

/* 行业动态 */
.news {
    background-color: #fff;
}

.news-item {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.news-item p {
    font-size: 18px;
    color: #555;
    margin-bottom: 20px;
}

.read-more {
    display: inline-block;
    padding: 10px 20px;
    background-color: #3498db;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.read-more:hover {
    background-color: #2980b9;
}

/* 企业特色 */
.features {
    background-color: #f9f9f9;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-item {
    background-color: #fff;
    padding: 40px 20px;
    text-align: center;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.feature-item h3 {
    color: #2c3e50;
    font-size: 22px;
}

/* 页脚样式 */
.footer {
    background-color: #333;
    color: #fff;
    padding: 60px 0 30px;
    font-size: 14px;
}

.footer .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid #555;
}

.footer-section h2 {
    color: #0099ff;
    font-size: 18px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-section h2::before {
    content: '|';
    color: #0099ff;
    margin-right: 10px;
}

.company-info h3 {
    font-size: 16px;
    margin-bottom: 20px;
    color: #fff;
}

.company-info p {
    margin-bottom: 15px;
    line-height: 1.8;
    color: #ccc;
}

.footer-links ul {
    list-style: none;
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links ul li a:hover {
    color: #0099ff;
}

.footer-bottom {
    text-align: center;
    color: #999;
    font-size: 12px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
    
    .company-info {
        grid-column: 1 / -1;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav ul {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .nav ul li {
        margin: 10px 0;
    }
    
    .banner-content h2 {
        font-size: 28px;
    }
    
    .banner-content p {
        font-size: 16px;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
}/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
.header {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo h1 {
    font-size: 24px;
    color: #0066cc;
}

.nav ul {
    display: flex;
    list-style: none;
}

.nav ul li {
    margin-left: 20px;
}

.nav ul li a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav ul li a:hover {
    color: #0066cc;
}

/* 轮播图样式 */
.banner {
    height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('../images/banner.jpg') center/cover no-repeat;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: #fff;
    margin-top: 70px;
}

.banner-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.banner-content p {
    font-size: 18px;
    max-width: 800px;
    margin: 0 auto;
}

/* 通用section样式 */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 28px;
    text-align: center;
    margin-bottom: 40px;
    color: #333;
}

/* 优势部分样式 */
.advantages {
    background-color: #fff;
}

.advantage-item {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 1.8;
}

/* 技术部分样式 */
.technology {
    background-color: #f9f9f9;
}

.tech-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 1.8;
}

/* 新闻部分样式 */
.news {
    background-color: #fff;
}

.news-item {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 1.8;
}

.read-more {
    display: inline-block;
    margin-top: 20px;
    padding: 10px 20px;
    background-color: #0066cc;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.read-more:hover {
    background-color: #0052a3;
}

/* 特色部分样式 */
.features {
    background-color: #f9f9f9;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.feature-item {
    text-align: center;
    padding: 30px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.feature-item h3 {
    font-size: 20px;
    color: #333;
}

/* 页脚样式 */
.footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 30px 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
    }
    
    .nav ul {
        margin-top: 15px;
    }
    
    .nav ul li {
        margin: 0 10px;
    }
    
    .banner-content h2 {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
}/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f4f4f4;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
.header {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo h1 {
    color: #2c3e50;
    font-size: 24px;
    font-weight: bold;
}

.nav ul {
    list-style: none;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.nav ul li {
    margin-left: 30px;
}

.nav ul li a {
    text-decoration: none;
    color: #34495e;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav ul li a:hover {
    color: #3498db;
}

/* 轮播图样式 */
.banner {
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('../images/banner.jpg') center/cover no-repeat;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
}

.banner-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.banner-content p {
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto;
}

/* 通用 section 样式 */
section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
    color: #2c3e50;
    font-size: 28px;
}

/* 优势部分 */
.advantages {
    background-color: #fff;
}

.advantage-item {
    text-align: center;
    font-size: 18px;
    color: #555;
    max-width: 800px;
    margin: 0 auto;
}

/* 技术工艺 */
.technology {
    background-color: #f9f9f9;
}

.tech-content {
    text-align: center;
    font-size: 18px;
    color: #555;
    max-width: 800px;
    margin: 0 auto;
}

/* 新闻部分 */
.news {
    background-color: #fff;
    padding: 40px 0;
}

.news-header {
    margin-bottom: 30px;
}

.news-title {
    color: #0066cc;
    font-size: 24px;
    font-weight: bold;
    position: relative;
    padding-bottom: 10px;
}

.news-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 2px;
    background-color: #0066cc;
}

.news-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

.main-news {
    padding-right: 20px;
}

.main-news-item {
    display: flex;
    gap: 20px;
    border-bottom: 1px solid #eee;
    padding-bottom: 20px;
}

.news-image {
    width: 350px;
    height: 120px;
    overflow: hidden;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    padding-right: 13px;
}

.news-info h3 {
    color: #333;
    font-size: 18px;
    margin-bottom: 10px;
    font-weight: bold;
}

.news-date {
    color: #999;
    font-size: 14px;
    margin-bottom: 10px;
}

.news-info p {
    color: #666;
    font-size: 14px;
    line-height: 1.5;
}

.news-sidebar {
    border-left: 1px solid #eee;
    padding-left: 20px;
}

.video-section {
    width: 100%;
    padding: 10px;
    border: 1px solid #eee;
    border-radius: 5px;
}

.video-title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 10px;
    padding-left: 25px;
    background: url('../images/video-icon.png') left center no-repeat;
    background-size: 20px;
}

.video-count {
    color: #ff0000;
    font-size: 14px;
    margin-bottom: 20px;
    text-align: center;
}

.video-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.video-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.video-thumbnail {
    position: relative;
    width: 100%;
    height: 120px;
    overflow: hidden;
    border-radius: 3px;
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.video-thumbnail:hover .video-overlay {
    opacity: 1;
}

.play-button {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.8);
    color: #333;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.play-button:hover {
    transform: scale(1.1);
    background-color: #fff;
}

.video-caption {
    font-size: 12px;
    color: #666;
    text-align: center;
}

/* HTML5视频播放器样式 */
.video-player {
    width: 100%;
    height: auto;
    overflow: hidden;
    border-radius: 3px;
    background-color: #000;
}

.video-player video {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 3px;
}

/* 确保视频控件样式与页面风格一致 */
.video-player video::-webkit-media-controls {
    background-color: rgba(0, 0, 0, 0.5);
}

.video-player video::-webkit-media-controls-play-button {
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
}

.video-player video::-webkit-media-controls-play-button:hover {
    background-color: rgba(255, 255, 255, 1);
}

.news-list {
    margin-top: 30px;
}

.news-columns {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.news-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid #eee;
    text-decoration: none;
    color: #333;
    transition: color 0.3s ease;
}

.news-link:hover {
    color: #0066cc;
}

.news-link-title {
    font-size: 14px;
    flex: 1;
}

.news-link-date {
    font-size: 12px;
    color: #999;
    margin-left: 20px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .news-content {
        grid-template-columns: 1fr;
    }
    
    .main-news-item {
        flex-direction: column;
    }
    
    .news-image {
        width: 100%;
        height: 200px;
    }
    
    .news-sidebar {
        border-left: none;
        border-top: 1px solid #eee;
        padding-left: 0;
        padding-top: 20px;
    }
    
    .news-columns {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* 特色部分 */
.features {
    background-color: #f9f9f9;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-item {
    background-color: #fff;
    padding: 40px 20px;
    text-align: center;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.feature-item h3 {
    color: #2c3e50;
    font-size: 22px;
}

/* 页脚样式 */
.footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 30px 0;
    text-align: center;
}

.footer p {
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav ul {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .nav ul li {
        margin: 10px 0;
    }
    
    .banner-content h2 {
        font-size: 28px;
    }
    
    .banner-content p {
        font-size: 16px;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
}

/* 服务项目页面 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.service-item h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 15px;
}

.service-item p {
    color: #555;
    line-height: 1.8;
}

/* 技术优势页面 */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.tech-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.tech-item h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 15px;
}

.tech-item p {
    color: #555;
    line-height: 1.8;
    margin-bottom: 20px;
}

.tech-item ul {
    list-style: none;
}

.tech-item ul li {
    color: #555;
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.tech-item ul li:before {
    content: "•";
    color: #3498db;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* 新闻页面 */
.news-items {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.news-item {
    display: flex;
    align-items: flex-start;
    padding: 15px 0;
    border-bottom: 1px dashed #ddd;
    background-color: transparent;
    box-shadow: none;
    border-radius: 0;
}

.news-date {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-right: 30px;
    min-width: 80px;
}

.news-date .date {
    color: #333;
    font-size: 24px;
    font-weight: bold;
    line-height: 1;
}

.news-date .year {
    color: #666;
    font-size: 12px;
    margin-top: 2px;
}

.news-item-content {
    flex: 1;
}

.news-item h3 {
    color: #333;
    font-size: 16px;
    margin-bottom: 8px;
    font-weight: bold;
    line-height: 1.4;
}

.news-item p {
    color: #666;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 0;
}

/* 加入我们页面 */
.join-us {
    background-color: #fff;
    padding: 60px 0;
}

.join-us .contact-info {
    text-align: center;
    margin-bottom: 50px;
    padding: 30px;
    background-color: #f9f9f9;
        width: 50%;
}

.join-us .contact-info p {
    color: #333;
    font-size: 16px;
    margin-bottom: 10px;
    line-height: 1.8;
    width: 100%;
}

/* 联系信息和招聘职位容器 */
.contact-job-container {
    display: flex;
    gap: 30px;
    margin-bottom: 50px;
    align-items: flex-start;
}

/* 调整联系信息样式 */
.join-us .contact-info {
    flex: 1;
    text-align: left;
    margin-bottom: 0;
    padding: 30px;
    background-color: #f9f9f9;
    width: auto;
}

/* 调整招聘职位样式 */
.job-list {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 30px;
    max-width: none;
    margin: 0;
}

.job-item {
    padding: 15px 20px;
    background-color: #fff;
    border-left: 3px solid #3498db;
    margin-bottom: 10px;
}

.job-item h3 {
    margin-bottom: 10px;
    position: relative;
}

.job-title {
    margin-bottom: 10px;
    position: relative;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #3498db;
    font-size: 18px;
    font-weight: bold;
}

.arrow {
    font-size: 16px;
    transition: transform 0.3s ease;
    color: #3498db;
}

.arrow.rotated {
    transform: rotate(180deg);
}

.job-description {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding-left: 20px;
}

.job-desc-title {
    font-weight: bold;
    margin-bottom: 10px;
    color: #333;
}

.job-description p {
    margin-bottom: 5px;
    color: #666;
    line-height: 1.6;
}

/* 百度地图样式 */
.map-section {
    margin-bottom: 50px;
}

.map-container {
    max-width: 800px;
    margin: 0 auto;
    border: 1px solid #eee;
    padding: 20px;
    background-color: #f9f9f9;
}

#baidu-map {
    margin-bottom: 20px;
    border: 1px solid #ddd;
}

.map-control {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.map-control label {
    font-weight: bold;
    color: #333;
}

.map-control input {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    width: 120px;
}

.map-control button {
    padding: 8px 15px;
    background-color: #3498db;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s ease;
}

.map-control button:hover {
    background-color: #2980b9;
}

.job-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.job-item {
    padding: 30px;
}

/* 百度地图样式 */
.map-section {
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid #eee;
}

.map-container {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.map-control {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 15px;
    flex-wrap: wrap;
}

.map-control label {
    color: #333;
    font-weight: bold;
}

.map-control input {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    width: 120px;
}

.map-control button {
    padding: 8px 15px;
    background-color: #3498db;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.map-control button:hover {
    background-color: #2980b9;
}
    border: 1px solid #eee;
    background-color: #f9f9f9;
}

.job-item h3 {
    color: #333;
    font-size: 20px;
    margin-bottom: 15px;
    font-weight: bold;
    position: relative;
    padding-bottom: 10px;
}

.job-item h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 2px;
    background-color: #3498db;
}

.job-item p {
    color: #666;
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 0;
}

/* 联系页面（备用样式） */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.contact-info h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 10px;
}

.contact-info p {
    color: #555;
    line-height: 1.8;
}

.contact-form h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    color: #555;
    margin-bottom: 5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.submit-btn {
    display: inline-block;
    padding: 12px 25px;
    background-color: #3498db;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.submit-btn:hover {
    background-color: #2980b9;
}/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f4f4f4;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
.header {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo h1 {
    color: #2c3e50;
    font-size: 24px;
    font-weight: bold;
}

.nav ul {
    list-style: none;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.nav ul li {
    margin-left: 30px;
}

.nav ul li a {
    text-decoration: none;
    color: #34495e;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav ul li a:hover {
    color: #3498db;
}

/* 轮播图样式 */
.banner {
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('../images/banner.jpg') center/cover no-repeat;
    height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
}

.banner-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.banner-content p {
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto;
}

/* 通用 section 样式 */
section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
    color: #2c3e50;
    font-size: 28px;
}

/* 优势部分 */
.advantages {
    background-color: #fff;
}

.advantage-item {
    text-align: center;
    font-size: 18px;
    color: #555;
    max-width: 800px;
    margin: 0 auto;
}

/* 技术工艺 */
.technology {
    background-color: #f9f9f9;
}

.tech-content {
    text-align: center;
    font-size: 18px;
    color: #555;
    max-width: 800px;
    margin: 0 auto;
}

/* 新闻部分 */
.news {
    background-color: #fff;
}

.news-item {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.news-item p {
    font-size: 18px;
    color: #555;
    margin-bottom: 20px;
}

.read-more {
    display: inline-block;
    padding: 10px 20px;
    background-color: #3498db;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.read-more:hover {
    background-color: #2980b9;
}

/* 特色部分 */
.features {
    background-color: #f9f9f9;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-item {
    background-color: #fff;
    padding: 40px 20px;
    text-align: center;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.feature-item h3 {
    color: #2c3e50;
    font-size: 22px;
}

/* 页脚样式 */
.footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 30px 0;
    text-align: center;
}

.footer p {
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav ul {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .nav ul li {
        margin: 10px 0;
    }
    
    .banner-content h2 {
        font-size: 28px;
    }
    
    .banner-content p {
        font-size: 16px;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
}

/* 服务项目页面 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.service-item h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 15px;
}

.service-item p {
    color: #555;
    line-height: 1.8;
}

/* 技术优势页面 */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.tech-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.tech-item h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 15px;
}

.tech-item p {
    color: #555;
    line-height: 1.8;
    margin-bottom: 20px;
}

.tech-item ul {
    list-style: none;
}

.tech-item ul li {
    color: #555;
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.tech-item ul li:before {
    content: "•";
    color: #3498db;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* 新闻页面 */
.news-items {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.news-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    text-align: left;
}

.news-date {
    color: #3498db;
    font-size: 14px;
    margin-bottom: 10px;
}

.news-item h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 15px;
}

.news-item p {
    color: #555;
    line-height: 1.8;
    margin-bottom: 20px;
}

/* 联系页面 */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.contact-info h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 10px;
}

.contact-info p {
    color: #555;
    line-height: 1.8;
}

.contact-form h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    color: #555;
    margin-bottom: 5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.submit-btn {
    display: inline-block;
    padding: 12px 25px;
    background-color: #3498db;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.submit-btn:hover {
    background-color: #2980b9;
}/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f4f4f4;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
.header {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo h1 {
    color: #2c3e50;
    font-size: 24px;
    font-weight: bold;
}

.nav ul {
    list-style: none;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.nav ul li {
    margin-left: 30px;
}

.nav ul li a {
    text-decoration: none;
    color: #34495e;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav ul li a:hover {
    color: #3498db;
}

/* 轮播图样式 */
.banner {
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('../images/banner.jpg') center/cover no-repeat;
    height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
}

.banner-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.banner-content p {
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto;
}

/* 通用 section 样式 */
section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
    color: #2c3e50;
    font-size: 28px;
}

/* 优势部分 */
.advantages {
    background-color: #fff;
}

.advantage-item {
    text-align: center;
    font-size: 18px;
    color: #555;
    max-width: 800px;
    margin: 0 auto;
}

/* 技术工艺 */
.technology {
    background-color: #f9f9f9;
}

.tech-content {
    text-align: center;
    font-size: 18px;
    color: #555;
    max-width: 800px;
    margin: 0 auto;
}

/* 新闻部分 */
.news {
    background-color: #fff;
    padding-top: 0px;
}

.news-item {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.news-item p {
    font-size: 18px;
    color: #555;
    margin-bottom: 20px;
}

.read-more {
    display: inline-block;
    padding: 10px 20px;
    background-color: #3498db;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.read-more:hover {
    background-color: #2980b9;
}

/* 特色部分 */
.features {
    background-color: #f9f9f9;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-item {
    background-color: #fff;
    padding: 40px 20px;
    text-align: center;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.feature-item h3 {
    color: #2c3e50;
    font-size: 22px;
}

/* 页脚样式 */
.footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 30px 0;
    text-align: center;
}

.footer p {
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav ul {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .nav ul li {
        margin: 10px 0;
    }
    
    .banner-content h2 {
        font-size: 28px;
    }
    
    .banner-content p {
        font-size: 16px;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
}

/* 服务项目页面 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.service-item h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 15px;
}

.service-item p {
    color: #555;
    line-height: 1.8;
}

/* 技术优势页面 */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.tech-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.tech-item h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 15px;
}

.tech-item p {
    color: #555;
    line-height: 1.8;
    margin-bottom: 20px;
}

.tech-item ul {
    list-style: none;
}

.tech-item ul li {
    color: #555;
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.tech-item ul li:before {
    content: "•";
    color: #3498db;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* 新闻页面 */
.news-items {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.news-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    text-align: left;
}

.news-date {
    color: #3498db;
    font-size: 14px;
    margin-bottom: 10px;
}

.news-item h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 15px;
}

.news-item p {
    color: #555;
    line-height: 1.8;
    margin-bottom: 20px;
}

/* 联系页面 */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.contact-info h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 10px;
}

.contact-info p {
    color: #555;
    line-height: 1.8;
}

.contact-form h3 {
    color: #2c3e50;
    font-size: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    color: #555;
    margin-bottom: 5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.submit-btn {
    display: inline-block;
    padding: 12px 25px;
    background-color: #3498db;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.submit-btn:hover {
    background-color: #2980b9;
}