/* 基础样式 */
* {
    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;
}

/* 头部样式 */
header {
    background: linear-gradient(135deg, #1a6aa5, #2c9fb5);
    color: white;
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo h1 {
    font-size: 24px;
    font-weight: bold;
}

.logo p {
    font-size: 14px;
    opacity: 0.9;
}

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

nav ul li {
    margin-left: 15px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    font-size: 18px;
    padding: 8px 12px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

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(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6));
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: 80px 20px;
    margin-bottom: 40px;
}

.page-header h1 {
    font-size: 36px;
    margin-bottom: 20px;
}

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

/* 主要内容区域 */
main {
    padding: 0 0 40px 0;
}

/* 英雄区域 */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6));
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: 100px 20px;
    margin-bottom: 40px;
}

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

.hero p {
    font-size: 18px;
    max-width: 800px;
    margin: 0 auto 30px;
}

.btn {
    display: inline-block;
    background: #ff6b00;
    color: white;
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    border: 2px solid #ff6b00;
    cursor: pointer;
}

.btn:hover {
    background: transparent;
    color: #ff6b00;
}

/* 公司简介 */
.intro {
    background-color: white;
    padding: 60px 0;
    margin-bottom: 40px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.intro h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 32px;
    color: #1a6aa5;
}

.intro-content {
    display: flex;
    gap: 40px;
    align-items: center;
}

.intro-text {
    flex: 2;
}

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

.intro-stats {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: #f0f8ff;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

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

.stat-item .number {
    display: block;
    font-size: 28px;
    font-weight: bold;
    color: #ff6b00;
    margin-bottom: 5px;
}

.stat-item .label {
    font-size: 14px;
    color: #666;
}

/* 新闻动态 */
.news {
    background-color: #f0f8ff;
    padding: 60px 0;
    margin-bottom: 40px;
}

.news h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 32px;
    color: #1a6aa5;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.news-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    display: flex;
    transition: transform 0.3s ease;
    margin-bottom: 30px;
}

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

.news-date {
    background: #1a6aa5;
    color: white;
    padding: 20px;
    text-align: center;
    min-width: 80px;
}

.news-date .day {
    display: block;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 5px;
}

.news-date .month {
    font-size: 14px;
}

.news-content {
    padding: 20px;
    flex: 1;
}

.news-content h3 {
    margin-bottom: 10px;
    color: #333;
}

.news-content p {
    margin-bottom: 15px;
    color: #666;
}

.news-content a {
    color: #ff6b00;
    text-decoration: none;
    font-weight: bold;
}

.news-content a:hover {
    text-decoration: underline;
}

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

.btn-outline {
    background: transparent;
    border: 2px solid #ff6b00;
    color: #ff6b00;
}

.btn-outline:hover {
    background: #ff6b00;
    color: white;
}

/* 业务范围 */
.services {
    background-color: white;
    padding: 60px 0;
    margin-bottom: 40px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.services h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 32px;
    color: #1a6aa5;
}

.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: #f8f9fa;
    transition: all 0.3s ease;
}

.service-item:hover {
    background: #1a6aa5;
    color: white;
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.service-icon {
    font-size: 48px;
    margin-bottom: 20px;
    color: #ff6b00;
}

.service-item:hover .service-icon {
    color: white;
}

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

.service-item p {
    font-size: 15px;
    margin-bottom: 20px;
}

.service-features {
    text-align: left;
    margin-bottom: 20px;
    list-style: none;
}

.service-features li {
    margin-bottom: 10px;
    color: #666;
}

.service-item:hover .service-features li {
    color: white;
}

.service-features li i {
    color: #28a745;
    margin-right: 10px;
}

.service-item:hover .service-features li i {
    color: #ffeb3b;
}

/* 成功案例 */
.cases {
    background-color: #f0f8ff;
    padding: 60px 0;
    margin-bottom: 40px;
}

.cases h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 32px;
    color: #1a6aa5;
}

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

.case-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.case-image {
    background: #1a6aa5;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 64px;
    color: white;
}

.case-content {
    padding: 20px;
}

.case-content h3 {
    margin-bottom: 10px;
    color: #333;
}

.case-content p {
    color: #666;
    margin-bottom: 15px;
}

/* 人才发展 */
.careers {
    background-color: white;
    padding: 60px 0;
    margin-bottom: 40px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.careers h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 32px;
    color: #1a6aa5;
}

.careers-content {
    display: flex;
    gap: 40px;
}

.careers-text {
    flex: 1;
}

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

.careers-benefits {
    flex: 1;
}

.careers-benefits h3 {
    margin-bottom: 20px;
    color: #1a6aa5;
}

.careers-benefits ul {
    list-style: none;
    margin-bottom: 30px;
}

.careers-benefits ul li {
    padding: 8px 0;
    border-bottom: 1px dashed #eee;
}

.careers-benefits ul li i {
    color: #28a745;
    margin-right: 10px;
}

/* 关于我们页面 */
.about-content .about-section {
    margin-bottom: 50px;
}

.about-content .about-section h2 {
    color: #1a6aa5;
    margin-bottom: 20px;
    font-size: 28px;
}

.about-content .about-section p {
    margin-bottom: 15px;
    line-height: 1.8;
}

.timeline {
    position: relative;
    padding-left: 30px;
    border-left: 2px solid #1a6aa5;
}

.timeline-item {
    position: relative;
    margin-bottom: 30px;
}

.timeline-year {
    position: absolute;
    left: -40px;
    top: 0;
    background: #1a6aa5;
    color: white;
    padding: 5px 10px;
    border-radius: 4px;
    font-weight: bold;
}

.timeline-content {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.timeline-content h3 {
    margin-bottom: 10px;
    color: #1a6aa5;
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.culture-item {
    text-align: center;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.culture-item:hover {
    background: #1a6aa5;
    color: white;
    transform: translateY(-5px);
}

.culture-icon {
    font-size: 36px;
    margin-bottom: 15px;
    color: #ff6b00;
}

.culture-item:hover .culture-icon {
    color: white;
}

.awards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.award-item {
    text-align: center;
    padding: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.award-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.award-icon {
    font-size: 36px;
    margin-bottom: 15px;
    color: #ff6b00;
}

/* 新闻页面 */
.news-filter {
    margin-bottom: 30px;
}

.news-filter ul {
    display: flex;
    list-style: none;
    flex-wrap: wrap;
}

.news-filter ul li {
    margin-right: 10px;
    margin-bottom: 10px;
}

.news-filter ul li a {
    display: block;
    padding: 8px 15px;
    background: #e9ecef;
    color: #495057;
    text-decoration: none;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.news-filter ul li a:hover,
.news-filter ul li.active a {
    background: #1a6aa5;
    color: white;
}

.news-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.category {
    background: #1a6aa5;
    color: white;
    padding: 3px 10px;
    border-radius: 10px;
    font-size: 12px;
}

.views {
    font-size: 12px;
    color: #6c757d;
}

.read-more {
    color: #ff6b00;
    text-decoration: none;
    font-weight: bold;
}

.read-more:hover {
    text-decoration: underline;
}

/* 产品页面 */
.products-categories {
    margin-bottom: 30px;
}

.products-categories ul {
    display: flex;
    list-style: none;
    flex-wrap: wrap;
}

.products-categories ul li {
    margin-right: 10px;
    margin-bottom: 10px;
}

.products-categories ul li a {
    display: block;
    padding: 8px 15px;
    background: #e9ecef;
    color: #495057;
    text-decoration: none;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.products-categories ul li a:hover,
.products-categories ul li.active a {
    background: #1a6aa5;
    color: white;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.product-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.product-image {
    background: #1a6aa5;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 64px;
    color: white;
}

.product-content {
    padding: 20px;
}

.product-content h3 {
    margin-bottom: 15px;
    color: #333;
}

.product-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.price {
    font-size: 18px;
    font-weight: bold;
    color: #ff6b00;
}

.rating .fas,
.rating .far {
    color: #ffc107;
}

/* 联系我们页面 */
.contact-intro {
    text-align: center;
    margin-bottom: 40px;
}

.contact-intro h2 {
    color: #1a6aa5;
    margin-bottom: 15px;
    font-size: 28px;
}

.contacts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.contact-item {
    background: white;
    border-radius: 8px;
    padding: 30px 20px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

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

.contact-icon {
    font-size: 48px;
    margin-bottom: 20px;
    color: #1a6aa5;
}

.contact-item h3 {
    margin-bottom: 20px;
    color: #333;
}

.contact-item p {
    margin-bottom: 10px;
    color: #666;
}

.contact-item p i {
    margin-right: 10px;
    color: #ff6b00;
}

.contact-note {
    background: #e9f7fe;
    padding: 30px;
    border-radius: 8px;
    border-left: 5px solid #1a6aa5;
}

.contact-note h3 {
    color: #1a6aa5;
    margin-bottom: 20px;
}

.contact-note ul {
    list-style: none;
}

.contact-note ul li {
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
}

.contact-note ul li i {
    color: #1a6aa5;
    position: absolute;
    left: 0;
    top: 5px;
}

/* 业务范围页面 - 我们的优势板块 */
.services-advantages {
    background: linear-gradient(135deg, #1a6aa5, #2c9fb5);
    padding: 80px 50px;
    margin: 60px 0;
    border-radius: 10px;
    position: relative;
    overflow: hidden;
}

.services-advantages::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0) 70%);
    transform: rotate(30deg);
}

.services-advantages h2 {
    text-align: center;
    color: white;
    font-size: 36px;
    margin-bottom: 50px;
    position: relative;
    z-index: 2;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 30px;
    position: relative;
    z-index: 2;
}

.advantage-item {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    transition: all 0.4s ease;
    transform: translateY(0);
}

.advantage-item:hover {
    transform: translateY(-15px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.25);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1a6aa5, #2c9fb5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 36px;
    color: white;
    transition: all 0.4s ease;
}

.advantage-item:hover .advantage-icon {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.advantage-item h3 {
    color: #1a6aa5;
    font-size: 22px;
    margin-bottom: 15px;
}

.advantage-item p {
    color: #666;
    line-height: 1.7;
    font-size: 16px;
}

/* 分页 */
.pagination {
    text-align: center;
    margin-top: 30px;
}

.pagination ul {
    display: inline-flex;
    list-style: none;
    border-radius: 4px;
}

.pagination ul li {
    margin: 0 5px;
}

.pagination ul li a {
    display: block;
    padding: 10px 15px;
    text-decoration: none;
    color: #495057;
    border: 1px solid #dee2e6;
    transition: all 0.3s ease;
}

.pagination ul li a:hover,
.pagination ul li a.active {
    background: #1a6aa5;
    color: white;
    border-color: #1a6aa5;
}

.pagination ul li a.disabled {
    color: #ccc;
    cursor: not-allowed;
}

.pagination ul li a.disabled:hover {
    background: transparent;
    color: #ccc;
}

/* 页脚 */
footer {
    background: #1a1a1a;
    color: #ccc;
    padding: 50px 0 20px;
}

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

.footer-section h3 {
    color: white;
    margin-bottom: 20px;
    font-size: 20px;
}

.footer-section p,
.footer-section li {
    margin-bottom: 10px;
}

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

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

.footer-section ul li a:hover {
    color: #ff6b00;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    display: inline-block;
    width: 40px;
    height: 40px;
    background: #333;
    color: white;
    text-align: center;
    line-height: 40px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background: #ff6b00;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #444;
}

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

    nav ul {
        margin-top: 20px;
        flex-wrap: wrap;
        justify-content: center;
    }

    nav ul li {
        margin: 5px 10px;
    }

    .hero h2,
    .page-header h1 {
        font-size: 28px;
    }

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

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

    .news-grid,
    .services-grid,
    .cases-grid,
    .products-grid,
    .contacts-grid {
        grid-template-columns: 1fr;
    }

    .timeline {
        padding-left: 20px;
    }

    .timeline-year {
        left: -30px;
    }

    .culture-grid,
    .awards-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .product-meta {
        flex-direction: column;
        align-items: flex-start;
    }

    .price {
        margin-bottom: 10px;
    }
}