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

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

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

/* 头部样式 */
header {
    background: linear-gradient(135deg, #1a2a6c, #2a4b8d);
    color: white;
    padding: 1rem 0;
    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;
    flex-wrap: wrap;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: bold;
    margin-top: 10px;
    margin-bottom: 10px;
}

nav ul {
    display: flex;
    list-style: none;
    margin: 0;
}

nav ul li {
    margin-left: 0.5rem;
}

nav ul li:first-child {
    margin-left: 0;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

nav ul li a:hover,
nav ul li a.active {
    background-color: rgba(255, 255, 255, 0.2);
}

/* 页面头部 */
.page-header {
    background: linear-gradient(135deg, #1a2a6c, #2a4b8d);
    color: white;
    text-align: center;
    padding: 4rem 0;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

/* 主要内容样式 */
main {
    min-height: calc(100vh - 160px);
}

/* 英雄区域 */
.hero {
    background: linear-gradient(rgba(26, 42, 108, 0.8), rgba(42, 75, 141, 0.9));
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: 5rem 0;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 2rem;
}

.btn {
    display: inline-block;
    background: #ff6b35;
    color: white;
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    border: 2px solid #ff6b35;
    cursor: pointer;
}

.btn:hover {
    background: transparent;
    color: #ff6b35;
}

.btn-outline {
    background: transparent;
    color: #ff6b35;
}

.btn-outline:hover {
    background: #ff6b35;
    color: white;
}

/* 宣传区域 */
.promo {
    padding: 4rem 0;
    background-color: #f8f9fa;
}

.promo .container {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}

.promo-item {
    text-align: center;
    flex: 1;
    min-width: 250px;
    margin: 1rem;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.promo-item:hover {
    transform: translateY(-10px);
}

.promo-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.promo-item h3 {
    margin-bottom: 1rem;
    color: #1a2a6c;
}

/* 新闻区域 */
.news-section {
    padding: 4rem 0;
}

.news-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
    color: #1a2a6c;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.news-card {
    background: white;
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.news-card:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    transform: translateY(-5px);
}

.news-card h4 {
    margin-bottom: 0.5rem;
    color: #1a2a6c;
}

.date {
    color: #ff6b35;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

/* 服务区域 */
.services {
    padding: 4rem 0;
    background-color: #f8f9fa;
}

.services h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
    color: #1a2a6c;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: scale(1.05);
}

.service-card h3 {
    margin-bottom: 1rem;
    color: #1a2a6c;
}

/* 案例区域 */
.cases {
    padding: 4rem 0;
}

.cases h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
    color: #1a2a6c;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.case-card {
    background: linear-gradient(135deg, #1a2a6c, #2a4b8d);
    color: white;
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.case-card h3 {
    margin-bottom: 1rem;
}

/* 人才发展 */
.careers {
    padding: 4rem 0;
    background-color: #f8f9fa;
}

.careers h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2rem;
    color: #1a2a6c;
}

.careers p {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 2rem;
    font-size: 1.1rem;
}

.careers-highlights {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.career-item {
    text-align: center;
    flex: 1;
    min-width: 200px;
    margin: 1rem;
    padding: 1.5rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.career-item h3 {
    margin-bottom: 1rem;
    color: #1a2a6c;
}

.text-center {
    text-align: center;
}

/* 新闻页面 */
.news-content {
    padding: 3rem 0;
}

.news-content .container {
    display: flex;
    flex-wrap: wrap;
}

.news-list {
    flex: 3;
    min-width: 300px;
    margin-right: 2rem;
}

.news-item {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.news-item h2 {
    color: #1a2a6c;
    margin-bottom: 1rem;
}

.news-meta {
    display: flex;
    margin-bottom: 1rem;
}

.news-meta .date {
    margin-right: 1rem;
    color: #666;
}

.news-meta .category {
    background: #ff6b35;
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.9rem;
}

.read-more {
    display: inline-block;
    color: #ff6b35;
    text-decoration: none;
    margin-top: 1rem;
    font-weight: bold;
}

.read-more::after {
    content: " →";
}

.sidebar {
    flex: 1;
    min-width: 250px;
}

.widget {
    background: white;
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.widget h3 {
    color: #1a2a6c;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #f8f9fa;
}

.widget ul {
    list-style: none;
}

.widget ul li {
    margin-bottom: 0.5rem;
}

.widget ul li a {
    color: #333;
    text-decoration: none;
    transition: color 0.3s ease;
}

.widget ul li a:hover {
    color: #ff6b35;
}

.tags {
    display: flex;
    flex-wrap: wrap;
}

.tags a {
    display: inline-block;
    background: #f8f9fa;
    color: #333;
    padding: 0.3rem 0.8rem;
    margin: 0.2rem;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.tags a:hover {
    background: #ff6b35;
    color: white;
}

/* 产品页面 */
.products-content {
    padding: 3rem 0;
}

.product-categories {
    margin-bottom: 2rem;
}

.product-categories h2 {
    color: #1a2a6c;
    margin-bottom: 1rem;
}

.category-list {
    display: flex;
    flex-wrap: wrap;
}

.category-item {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    margin: 0.5rem;
    background: #f8f9fa;
    color: #333;
    text-decoration: none;
    border-radius: 30px;
    transition: all 0.3s ease;
}

.category-item:hover,
.category-item.active {
    background: #ff6b35;
    color: white;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.product-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.product-card:hover {
    transform: translateY(-10px);
}

.product-image {
    height: 200px;
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-icon {
    font-size: 4rem;
}

.product-info {
    padding: 1.5rem;
}

.product-info h3 {
    color: #1a2a6c;
    margin-bottom: 1rem;
}

.product-desc {
    margin-bottom: 1rem;
    color: #666;
}

.product-features {
    margin-bottom: 1rem;
}

.feature {
    display: inline-block;
    background: #e9f7fe;
    color: #1a2a6c;
    padding: 0.2rem 0.8rem;
    margin: 0.2rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

/* 服务页面 */
.services-content {
    padding: 3rem 0;
}

.services-intro {
    text-align: center;
    margin-bottom: 3rem;
}

.services-intro h2 {
    color: #1a2a6c;
    margin-bottom: 1rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.service-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.service-item:hover {
    transform: translateY(-10px);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.service-item h3 {
    color: #1a2a6c;
    margin-bottom: 1rem;
}

.service-process {
    margin-bottom: 3rem;
}

.service-process h2 {
    text-align: center;
    color: #1a2a6c;
    margin-bottom: 2rem;
}

.process-steps {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.step {
    text-align: center;
    flex: 1;
    min-width: 200px;
    margin: 1rem;
    padding: 1.5rem;
    position: relative;
}

.step-number {
    width: 50px;
    height: 50px;
    background: #ff6b35;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 1rem;
}

.service-commitment {
    background: linear-gradient(135deg, #1a2a6c, #2a4b8d);
    color: white;
    padding: 3rem;
    border-radius: 10px;
    text-align: center;
}

.service-commitment h2 {
    margin-bottom: 2rem;
}

.commitment-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.commitment-item {
    flex: 1;
    min-width: 250px;
    margin: 1rem;
    padding: 1.5rem;
}

.commitment-item h3 {
    margin-bottom: 1rem;
}

/* 知识库页面 */
.knowledge-content {
    padding: 3rem 0;
}

.knowledge-categories {
    margin-bottom: 2rem;
}

.knowledge-categories h2 {
    color: #1a2a6c;
    margin-bottom: 1rem;
}

.category-tabs {
    display: flex;
    flex-wrap: wrap;
}

.tab {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    margin: 0.5rem;
    background: #f8f9fa;
    color: #333;
    text-decoration: none;
    border-radius: 30px;
    transition: all 0.3s ease;
}

.tab:hover,
.tab.active {
    background: #ff6b35;
    color: white;
}

.knowledge-articles {
    margin-bottom: 2rem;
}

.knowledge-item {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.knowledge-item h3 {
    color: #1a2a6c;
    margin-bottom: 1rem;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: #666;
}

.article-meta span {
    margin-right: 1rem;
}

.pagination {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.page-link {
    display: inline-block;
    padding: 0.8rem 1.2rem;
    margin: 0 0.2rem;
    background: #f8f9fa;
    color: #333;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.page-link:hover,
.page-link.active {
    background: #ff6b35;
    color: white;
}

/* FAQ页面 */
.faq-content {
    padding: 3rem 0;
}

.faq-search {
    display: flex;
    max-width: 600px;
    margin: 0 auto 2rem;
}

.search-input {
    flex: 1;
    padding: 1rem;
    border: 2px solid #ddd;
    border-radius: 30px 0 0 30px;
    outline: none;
}

.search-input:focus {
    border-color: #ff6b35;
}

.search-btn {
    padding: 1rem 2rem;
    background: #ff6b35;
    color: white;
    border: none;
    border-radius: 0 30px 30px 0;
    cursor: pointer;
    font-weight: bold;
}

.faq-categories {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.category-btn {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    margin: 0.5rem;
    background: #f8f9fa;
    color: #333;
    text-decoration: none;
    border-radius: 30px;
    transition: all 0.3s ease;
}

.category-btn:hover,
.category-btn.active {
    background: #ff6b35;
    color: white;
}

.faq-item {
    background: white;
    border-radius: 10px;
    margin-bottom: 1rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    cursor: pointer;
    background: #f8f9fa;
}

.faq-question h3 {
    color: #1a2a6c;
    margin: 0;
}

.toggle-icon {
    font-size: 1.5rem;
    font-weight: bold;
    color: #ff6b35;
}

.faq-answer {
    padding: 0 1.5rem;
    display: none;
}

.faq-answer p {
    padding: 1.5rem;
    margin: 0;
    border-top: 1px solid #eee;
}

/* 联系方式页面 */
.contact-content {
    padding: 3rem 0;
}

.contact-intro {
    text-align: center;
    margin-bottom: 3rem;
}

.contact-intro h2 {
    color: #1a2a6c;
    margin-bottom: 1rem;
}

.contacts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.contact-card {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-10px);
}

.contact-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.contact-card h3 {
    color: #1a2a6c;
    margin-bottom: 1rem;
}

.contact-card a {
    color: #ff6b35;
    text-decoration: none;
}

.contact-card a:hover {
    text-decoration: underline;
}

.contact-note {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 2rem;
}

.contact-note h3 {
    color: #1a2a6c;
    margin-bottom: 1rem;
}

.contact-note ul {
    list-style-position: inside;
}

.contact-note li {
    margin-bottom: 0.5rem;
}

/* 人才发展页面 */
.careers-content {
    padding: 3rem 0;
}

.company-culture {
    margin-bottom: 3rem;
}

.company-culture h2 {
    text-align: center;
    color: #1a2a6c;
    margin-bottom: 2rem;
}

.culture-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.culture-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.culture-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.culture-item h3 {
    color: #1a2a6c;
    margin-bottom: 1rem;
}

.benefits {
    margin-bottom: 3rem;
}

.benefits h2 {
    text-align: center;
    color: #1a2a6c;
    margin-bottom: 2rem;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.benefit-item {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.benefit-item h3 {
    color: #1a2a6c;
    margin-bottom: 1rem;
    text-align: center;
}

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

.benefit-item li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #f8f9fa;
}

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

.positions {
    margin-bottom: 3rem;
}

.positions h2 {
    text-align: center;
    color: #1a2a6c;
    margin-bottom: 2rem;
}

.position-item {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.position-item h3 {
    color: #1a2a6c;
    margin-bottom: 1rem;
}

.position-meta {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.position-meta span {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    margin-right: 0.5rem;
    background: #f8f9fa;
    border-radius: 20px;
    font-size: 0.9rem;
}

.location {
    color: #1a2a6c;
}

.type {
    color: #ff6b35;
}

.salary {
    color: #28a745;
}

.position-desc {
    margin-bottom: 1rem;
}

.position-requirements h4 {
    color: #1a2a6c;
    margin-bottom: 0.5rem;
}

.position-requirements ul {
    margin-bottom: 1rem;
}

.career-contact {
    text-align: center;
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 10px;
}

.career-contact a {
    color: #ff6b35;
    text-decoration: none;
    font-weight: bold;
}

.career-contact a:hover {
    text-decoration: underline;
}

/* 底部样式 */
footer {
    background: #1a2a6c;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.footer-section {
    flex: 1;
    min-width: 200px;
    margin: 1rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-section h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 2px;
    background: #ff6b35;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

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

.footer-section ul li a:hover {
    color: #ff6b35;
}

.footer-bottom {
    text-align: center;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* 响应式设计 */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
    }

    nav ul {
        margin-top: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    nav ul li {
        margin: 0.25rem 0.5rem;
    }

    .hero {
        padding: 3rem 0;
    }

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

    .promo .container,
    .careers-highlights,
    .culture-content,
    .benefits-grid,
    .commitment-content {
        flex-direction: column;
        align-items: center;
    }

    .footer-content {
        flex-direction: column;
    }

    .news-content .container {
        flex-direction: column;
    }

    .news-list {
        margin-right: 0;
        margin-bottom: 2rem;
    }

    .process-steps,
    .article-meta {
        flex-direction: column;
        align-items: center;
    }

    .article-meta span {
        margin: 0.2rem 0;
    }

    .faq-search {
        flex-direction: column;
    }

    .search-input {
        border-radius: 30px;
        margin-bottom: 1rem;
    }

    .search-btn {
        border-radius: 30px;
        padding: 1rem;
    }
}