/* 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;
}

/* 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;
    margin-bottom: 0;
}

.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 - 英雄区/视频区 */
.hero {
    position: relative;
    height: 700px;
    overflow: hidden;
    padding: 0;
}

.video-container {
    position: relative;
    width: 100%;
    height: 100%;
}

/* 轮播图容器 */
.slider-container {
    position: relative;
    width: 100%;
    height: 100%;
}

/* 轮播图项 */
.slider-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    overflow: hidden;
    background-color: #1a1a1a; /* 添加深色背景色减少空白感 */
}

/* 轮播图图片 */
.slider-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: -1;
}

/* 当前活动的轮播图项 */
.slider-item.active {
    opacity: 1;
    z-index: 1;
}

/* 轮播控制按钮 */
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    font-size: 2rem;
    padding: 10px 20px;
    cursor: pointer;
    z-index: 10;
    transition: background-color 0.3s;
}

.slider-btn:hover {
    background-color: rgba(0, 0, 0, 0.7);
}

.slider-btn.prev {
    left: 20px;
}

.slider-btn.next {
    right: 20px;
}

/* 轮播指示器 */
.slider-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.indicator {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background-color 0.3s;
}

.indicator.active {
    background-color: white;
}

/* 轮播图动画 */
@keyframes fade {
    from { opacity: 0.4; }
    to { opacity: 1; }
}

.slider-item.active {
    animation: fade 1s;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content {
    text-align: center;
    color: #fff;
    max-width: 800px;
    padding: 0 20px;
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.btn {
    display: inline-block;
    background-color: #00bfff;
    color: #fff;
    padding: 10px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-size: 1.1rem;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #0099cc;
}

/* 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: 60px 0;
}

/* 主标题样式 */
.section-main-title {
    text-align: center;
    font-size: 32px;
    font-weight: bold;
    color: #2c3e50;
    margin-bottom: 10px;
}

/* 副标题样式 */
.section-sub-title {
    text-align: center;
    font-size: 18px;
    color: #999;
    margin-bottom: 40px;
}

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

.business-item {
    display: flex;
    flex-direction: column;
    text-align: left;
    border: 1px solid #eee;
    border-radius: 5px;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.business-item:hover {
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.business-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
}

.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 {
    padding: 20px;
}

.business-content h3 {
    color: #2c3e50;
    font-size: 18px;
    margin-bottom: 15px;
    font-weight: bold;
}

.business-content p {
    color: #555;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 15px;
}

/* 日期样式 */
.business-date {
    color: #999;
    font-size: 12px;
    text-align: right;
}

/* 行业动态 */
.news {
    background-color: #fff;
    padding: 60px 0;
}

.news-header {
    margin-bottom: 40px;
    text-align: left;
}

.news-title {
    font-size: 28px;
    font-weight: bold;
    color: #2c3e50;
    margin-bottom: 20px;
    text-align: left;
    border-bottom: 2px solid #3498db;
    padding-bottom: 10px;
    display: inline-block;
}

.news-list {
    width: 100%;
    margin: 0;
    padding: 0;
}

.news-item {
    display: flex;
    align-items: flex-start;
    padding: 20px 0;
    border-bottom: 1px solid #eee;
    margin-left: 0;
}

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

.news-link {
    display: flex;
    align-items: flex-start;
    text-decoration: none;
    color: inherit;
    width: 100%;
}

.main-news .news-image {
    width: 200px;
    height: 120px;
    overflow: hidden;
    margin-right: 20px;
    margin-left: 0;
    border-radius: 5px;
}

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

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

.news-info {
    flex: 1;
    min-width: 0;
}

.news-info h3 {
    color: #2c3e50;
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

.news-info h3:hover {
    color: #3498db;
}

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

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

.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;
}

/* 统一页面横幅样式 */
.banner {
    position: relative;
    height: 50vh;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    overflow: hidden;
    padding: 0;
}

.banner-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: -1;
}

.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: 0;
}

.banner-content {
    position: relative;
    z-index: 1;
    padding: 0 20px;
}

.banner-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.banner-content p {
    font-size: 1.5rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

/* 关于我们页面样式 */
.about {
    background-color: #fff;
    padding: 80px 0;
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
    margin-bottom: 1.5rem;
    text-align: left;
}

/* 企业理念样式 */
.philosophy {
    background-color: #f9f9f9;
    padding: 80px 0;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.philosophy-item {
    background-color: #fff;
    padding: 40px 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;
    text-align: center;
}

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

.philosophy-item h3 {
    color: #2c3e50;
    font-size: 1.5rem;
    margin-bottom: 15px;
    font-weight: bold;
}

.philosophy-item p {
    color: #666;
    font-size: 1rem;
    line-height: 1.6;
}

/* 企业愿景样式 */
.vision {
    background-color: #fff;
    padding: 80px 0;
}

.vision-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.vision-content p {
    font-size: 1.2rem;
    line-height: 1.8;
    color: #555;
}

/* 服务优势样式 */
.service-advantages {
    background-color: #f9f9f9;
    padding: 80px 0;
}

.service-advantages .advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.service-advantages .advantage-item {
    background-color: #fff;
    padding: 40px 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;
    text-align: center;
}

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

.service-advantages .advantage-item h3 {
    color: #2c3e50;
    font-size: 1.5rem;
    margin-bottom: 15px;
    font-weight: bold;
}

.service-advantages .advantage-item p {
    color: #666;
    font-size: 1rem;
    line-height: 1.6;
}

/* 技术团队样式 */
.tech-team {
    background-color: #fff;
    padding: 80px 0;
}

.team-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.team-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
    margin-bottom: 1.5rem;
    text-align: left;
}

/* 新闻列表页面样式 */
.news-list {
    background-color: #fff;
    /* padding: 80px 0; */
}

.news-list .news-items {
    max-width: 1000px;
    margin: 0 auto;
}

.news-list .news-item {
    display: flex;
    align-items: flex-start;
    padding: 30px 0;
    border-bottom: 1px dashed #ddd;
    background-color: transparent;
    box-shadow: none;
    border-radius: 0;
    text-align: left;
}

.news-list .news-item:last-child {
    border-bottom: none;
}

.news-list .news-date {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-right: 30px;
    min-width: 100px;
    padding: 15px;
    background-color: #f9f9f9;
    border-radius: 5px;
}

.news-list .news-date .date {
    color: #2c3e50;
    font-size: 28px;
    font-weight: bold;
    line-height: 1;
}

.news-list .news-date .year {
    color: #999;
    font-size: 14px;
    margin-top: 5px;
}

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

.news-list .news-item-content h3 {
    color: #2c3e50;
    font-size: 1.3rem;
    margin-bottom: 12px;
    font-weight: bold;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.news-list .news-item-content h3:hover {
    color: #3498db;
}

.news-list .news-item-content p {
    color: #666;
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 0;
}

/* 服务项目页面样式 */
.services {
    background-color: #fff;
    padding: 80px 0;
}

.services .services-grid {
    max-width: 1200px;
    margin: 0 auto;
}

.services .service-item h3 {
    font-size: 1.5rem;
    font-weight: bold;
}

.services .service-item p {
    font-size: 1rem;
}

/* 技术优势页面样式 */
.technology {
    background-color: #f9f9f9;
    padding: 80px 0;
}

.technology .tech-grid {
    max-width: 1200px;
    margin: 0 auto;
}

.technology .tech-item h3 {
    font-size: 1.5rem;
    font-weight: bold;
}

.technology .tech-item p {
    font-size: 1rem;
}

/* 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;
}

/* 统一图片尺寸样式 */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
    
    .company-info {
        grid-column: 1 / -1;
    }
    
    .nav ul {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .nav ul li {
        margin: 10px 0;
    }
    
    .hero-content h2,
    .banner-content h2 {
        font-size: 2rem;
    }
    
    .hero-content p,
    .banner-content p {
        font-size: 1.2rem;
    }
    
    .feature-grid,
    .philosophy-grid,
    .service-advantages .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .banner {
        height: 40vh;
        min-height: 300px;
    }
    
    .hero {
        height: 400px;
    }
    
    .about,
    .philosophy,
    .vision,
    .service-advantages,
    .tech-team,
    .news-list,
    .services,
    .technology {
        padding: 40px 0;
    }
    
    .news-list .news-item {
        flex-direction: column;
    }
    
    .news-list .news-date {
        margin-right: 0;
        margin-bottom: 15px;
        width: 100%;
    }
    
    .services-grid,
    .tech-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: sticky;
    top: 0;
    z-index: 1000;
    margin-bottom: 0;
    padding: 15px 0;
}

.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: 0;
    padding: 0;
}

.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;
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 40px 0;
    padding: 0;
}

.pagination ul {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
}

.pagination li {
    margin: 0 5px;
}

.pagination a {
    display: inline-block;
    padding: 8px 15px;
    text-decoration: none;
    color: #333;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.pagination a:hover {
    background-color: #f5f5f5;
    border-color: #3498db;
    color: #3498db;
}

.pagination li.active a {
    background-color: #3498db;
    color: #fff;
    border-color: #3498db;
}

.pagination li:last-child a {
    background-color: #f9f9f9;
    border-color: #ddd;
}

.pagination li:last-child a:hover {
    background-color: #e9e9e9;
    border-color: #3498db;
    color: #3498db;
}

/* 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;
    margin-top: 0;
    padding: 0;
}

.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;
}

/* 新闻详情页样式 */

/* 内容区域样式 */
.content {
    background-color: #f5f5f5 !important;
    padding: 60px 0 !important;
}

/* 容器样式 */
.content .container {
    max-width: 1100px !important;
    margin: 0 auto !important;
    background-color: #fff !important;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08) !important;
    border-radius: 8px !important;
    padding: 40px 80px !important;
}

/* 页面标题样式 */
.page-header {
    text-align: center !important;
    margin-bottom: 35px !important;
    padding-bottom: 20px !important;
    border-bottom: 1px solid #e8e8e8 !important;
}

.page-header h1 {
    color: #333 !important;
    font-size: 30px !important;
    font-weight: bold !important;
    margin: 0 0 15px !important;
    line-height: 1.4 !important;
}

/* 新闻详情容器 */
.news-detail {
    max-width: 800px !important;
    margin: 0 auto !important;
}

/* 新闻元数据 */
.news-detail .news-meta {
    text-align: center !important;
    color: #999 !important;
    font-size: 14px !important;
    margin-bottom: 35px !important;
    padding: 15px 0 !important;
    border-bottom: 1px solid #f5f5f5 !important;
}

.news-detail .news-meta span {
    margin: 0 15px !important;
}

/* 新闻内容 */
.news-detail .news-content {
    font-size: 16px !important;
    line-height: 2.1 !important;
    color: #333 !important;
    font-family: 'Microsoft YaHei', Arial, sans-serif !important;
}

/* 段落样式 */
.news-detail .news-content p {
    margin-bottom: 20px !important;
    text-indent: 2em !important;
    text-align: justify !important;
}

/* 小标题样式 */
.news-detail .news-content h3 {
    font-size: 18px !important;
    font-weight: bold !important;
    color: #333 !important;
    margin: 35px 0 20px !important;
    padding-left: 10px !important;
    border-left: 3px solid #3498db !important;
}

/* 新闻图片样式 */
.news-detail .news-image {
    width: 100% !important;
    max-width: 700px !important;
    margin: 30px auto !important;
    text-align: center !important;
}

.news-detail .news-image img {
    width: 100% !important;
    height: auto !important;
    border-radius: 4px !important;
}

/* 新闻导航样式 */
.news-detail .news-navigation {
    margin-top: 45px !important;
    padding-top: 25px !important;
    border-top: 1px solid #e8e8e8 !important;
    display: flex !important;
    justify-content: space-between !important;
    flex-wrap: wrap !important;
    gap: 20px !important;
}

.news-detail .news-navigation a {
    color: #666 !important;
    text-decoration: none !important;
    transition: color 0.3s ease !important;
    font-size: 14px !important;
}

.news-detail .news-navigation a:hover {
    color: #3498db !important;
}

.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: block;
    margin-bottom: 40px;
    width: 100%;
}

.main-news {
    width: 100%;
    padding: 0;
    max-width: 100%;
}

.main-news-item {
    display: flex;
    gap: 20px;
    border-bottom: 1px solid #eee;
    padding-bottom: 20px;
    margin-bottom: 20px;
    margin-left: 0;
    width: 100%;
    max-width: 100%;
}

.main-news-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.news-list .news-image,
.main-news-item .news-image {
    width: 200px;
    height: 120px;
    overflow: hidden;
    margin-left: 0;
    margin-right: 20px;
    border-radius: 5px;
    flex-shrink: 0;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    padding-right: 0;
    display: block;
}

.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: 15px;
}

.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;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    .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 {
    /* width: 50%; */
    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;
}

.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;
    margin-top: 0;
    padding: 0;
}

.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;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    .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;
    margin-top: 0;
    padding: 0;
}

.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;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    .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;
}