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

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

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

/* 链接样式 */
a {
    text-decoration: none;
    color: #2c7be5;
    transition: color 0.3s ease;
}

a:hover {
    color: #1a5bb8;
}

/* 按钮样式 */
.btn-primary {
    display: inline-block;
    padding: 12px 30px;
    background-color: #2c7be5;
    color: white;
    border-radius: 4px;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

.btn-primary:hover {
    background-color: #1a5bb8;
    color: white;
}

/* 头部导航 */
.header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo h1 {
    color: #2c7be5;
    font-size: 24px;
}

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

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

.nav ul li a {
    color: #333;
    font-weight: 500;
    padding: 5px 10px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.nav ul li a:hover,
.nav ul li a.active {
    background-color: #2c7be5;
    color: white;
}

/* 首页英雄区域 */
.hero {
    background: linear-gradient(135deg, #2c7be5 0%, #1a5bb8 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
}

.hero h2 {
    font-size: 48px;
    margin-bottom: 20px;
}

.hero p {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.9;
}

/* 简介区域 */
.intro {
    padding: 80px 0;
    background-color: white;
}

.intro-content h2 {
    text-align: center;
    margin-bottom: 40px;
    color: #2c7be5;
}

.intro-content p {
    font-size: 18px;
    margin-bottom: 20px;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* 新闻区域 */
.news-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.news-section h2 {
    text-align: center;
    margin-bottom: 50px;
    color: #2c7be5;
}

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

.news-item {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.news-item h3 {
    margin-bottom: 15px;
    color: #333;
}

.date {
    color: #6c757d;
    font-size: 14px;
    margin-bottom: 15px;
}

.read-more {
    display: inline-block;
    margin-top: 15px;
    font-weight: bold;
}

/* 业务范围 */
.services {
    padding: 80px 0;
    background-color: white;
}

.services h2 {
    text-align: center;
    margin-bottom: 50px;
    color: #2c7be5;
}

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

.service-item {
    text-align: center;
    padding: 30px;
    border-radius: 8px;
    background-color: #f8f9fa;
    transition: transform 0.3s ease;
}

.service-item:hover {
    transform: translateY(-5px);
}

.service-item h3 {
    margin-bottom: 15px;
    color: #2c7be5;
}

/* 成功案例 */
.cases {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.cases h2 {
    text-align: center;
    margin-bottom: 50px;
    color: #2c7be5;
}

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

.case-item {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.case-item h3 {
    margin-bottom: 15px;
    color: #333;
}

/* 人才发展 */
.talent {
    padding: 80px 0;
    background-color: white;
}

.talent h2 {
    text-align: center;
    margin-bottom: 50px;
    color: #2c7be5;
}

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

.talent-content p {
    font-size: 18px;
    margin-bottom: 20px;
}

/* 页脚 */
.footer {
    background-color: #2c3e50;
    color: white;
    padding: 60px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
}

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

.footer-section ul li {
    margin-bottom: 10px;
    margin-right: 20px;
}

.footer-section a {
    color: #bdc3c7;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding: 20px 0;
    border-top: 1px solid #34495e;
    margin-top: 20px;
}

/* 页面头部 */
.page-header {
    background: linear-gradient(135deg, #2c7be5 0%, #1a5bb8 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.page-header h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

.page-header p {
    font-size: 20px;
    opacity: 0.9;
}

/* 新闻详情 */
.news-detail {
    padding: 80px 0;
}

.news-detail .container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}

.news-article h2 {
    margin-bottom: 20px;
    color: #2c7be5;
}

.news-article .date {
    margin-bottom: 30px;
}

.news-article img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 30px;
}

.news-article p {
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 1.8;
}

.sidebar-section {
    background-color: #f8f9fa;
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 30px;
}

.sidebar-section h3 {
    margin-bottom: 20px;
    color: #2c7be5;
}

.sidebar-section ul {
    list-style: none;
}

.sidebar-section ul li {
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.sidebar-section ul li:last-child {
    border-bottom: none;
}

/* 服务中心 */
.services-detail {
    padding: 80px 0;
}

.service-category h2,
.service-process h2,
.service-advantages h2 {
    text-align: center;
    margin-bottom: 50px;
    color: #2c7be5;
}

.service-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 80px;
}

.service-card {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.service-card h3 {
    margin-bottom: 15px;
    color: #2c7be5;
}

.service-card ul {
    list-style: none;
    margin-top: 20px;
}

.service-card ul li {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
    position: relative;
    padding-left: 20px;
}

.service-card ul li:before {
    content: "•";
    color: #2c7be5;
    position: absolute;
    left: 0;
    top: 8px;
}

.process-steps {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-bottom: 80px;
}

.step {
    text-align: center;
    max-width: 200px;
}

.step-number {
    width: 50px;
    height: 50px;
    background-color: #2c7be5;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin: 0 auto 20px;
}

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

.advantage-item {
    text-align: center;
    padding: 30px;
    background-color: #f8f9fa;
    border-radius: 8px;
}

.advantage-item h3 {
    margin-bottom: 15px;
    color: #2c7be5;
}

/* 知识库 */
.knowledge-content {
    padding: 80px 0;
}

.knowledge-content .container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}

.knowledge-categories {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.category h2 {
    margin-bottom: 30px;
    color: #2c7be5;
    padding-bottom: 10px;
    border-bottom: 2px solid #2c7be5;
}

.articles {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.article-item {
    padding: 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.article-item h3 {
    margin-bottom: 15px;
    color: #333;
}

.summary {
    margin-bottom: 15px;
    color: #666;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag {
    background-color: #2c7be5;
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 14px;
}

.downloads {
    list-style: none;
}

.downloads li {
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.downloads li:last-child {
    border-bottom: none;
}

.downloads a {
    color: #2c7be5;
    font-weight: 500;
}

.downloads a:hover {
    text-decoration: underline;
}

/* 常见问题 */
.faq-content {
    padding: 80px 0;
}

.faq-section {
    margin-bottom: 60px;
}

.faq-section h2 {
    margin-bottom: 30px;
    color: #2c7be5;
    padding-bottom: 10px;
    border-bottom: 2px solid #2c7be5;
}

.faq-item {
    margin-bottom: 20px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.faq-question {
    background-color: #2c7be5;
    color: white;
    padding: 20px;
    cursor: pointer;
    font-weight: bold;
    font-size: 18px;
}

.faq-answer {
    background-color: white;
    padding: 20px;
    display: none;
}

.faq-answer ul,
.faq-answer ol {
    margin-left: 20px;
    margin-top: 10px;
    margin-bottom: 10px;
}

.faq-answer li {
    margin-bottom: 10px;
}

.faq-contact {
    text-align: center;
    padding: 40px;
    background-color: #f8f9fa;
    border-radius: 8px;
}

.faq-contact h2 {
    margin-bottom: 20px;
    color: #2c7be5;
}

/* 联系我们 */
.contact-content {
    padding: 80px 0;
}

.contact-content .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 80px;
}

.contact-info h2,
.contact-map h2 {
    margin-bottom: 30px;
    color: #2c7be5;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item h3 {
    margin-bottom: 10px;
    color: #333;
}

.map-placeholder {
    background-color: #f8f9fa;
    height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border-radius: 8px;
    color: #666;
}

.contact-message {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.contact-message h2 {
    text-align: center;
    margin-bottom: 20px;
    color: #2c7be5;
}

.contact-message p {
    text-align: center;
    margin-bottom: 40px;
}

.message-form {
    max-width: 600px;
    margin: 0 auto;
    background-color: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 16px;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2c7be5;
    box-shadow: 0 0 0 2px rgba(44, 123, 229, 0.2);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        padding: 15px 0;
    }
    
    .nav ul {
        margin-top: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .nav ul li {
        margin: 5px 10px;
    }
    
    .hero h2 {
        font-size: 36px;
    }
    
    .hero p {
        font-size: 18px;
    }
    
    .news-detail .container,
    .knowledge-content .container,
    .contact-content .container {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        flex-direction: column;
        align-items: center;
    }
    
    .message-form {
        padding: 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .hero h2 {
        font-size: 28px;
    }
    
    .services-grid,
    .advantages-grid,
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header h1 {
        font-size: 36px;
    }
}