/* 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;
}

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

/* 头部样式 */
header {
    background: linear-gradient(135deg, #1a4b8c, #0d2f5a);
    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;
}

.logo h1 {
    font-size: 1.8rem;
    font-weight: 700;
}

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

nav ul li {
    margin-left: 10px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 18px;
    ;
}

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

/* 主要内容样式 */
main {
    min-height: calc(100vh - 200px);
}

/* 英雄区域 */
.hero {
    background: linear-gradient(rgba(26, 75, 140, 0.8), rgba(13, 47, 90, 0.9));
    background-size: cover;
    color: white;
    text-align: center;
    padding: 5rem 0;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.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: 600;
    transition: all 0.3s ease;
    border: 2px solid #ff6b35;
}

.btn:hover {
    background: transparent;
    color: #ff6b35;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* 特色功能 */
.features {
    padding: 5rem 0;
    background-color: #f8f9fa;
}

.features h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #1a4b8c;
}

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

.feature-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.icon {
    font-size: 3rem;
    color: #1a4b8c;
    margin-bottom: 1rem;
}

.feature-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1a4b8c;
}

/* 新闻动态 */
.news {
    padding: 5rem 0;
}

.news h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #1a4b8c;
}

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

.news-item {
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    padding: 1.5rem;
    transition: transform 0.3s ease;
}

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

.news-item h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: #1a4b8c;
}

.news-item .btn {
    margin-top: 10px;
    padding: 5px 20px;
}

.date {
    color: #ff6b35;
    font-weight: 600;
    margin-bottom: 1rem;
    display: block;
}

/* 业务范围 */
.services {
    padding: 5rem 0;
    background-color: #f8f9fa;
}

.services h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #1a4b8c;
}

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

.service-item {
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.service-item:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.service-item .icon {
    font-size: 2.5rem;
    margin-top: 0.8rem;
    color: #fff;
}

.service-item h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: #1a4b8c;
}

.knowledge-item {
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    padding: 2rem;
    transition: all 0.3s ease;
    margin-bottom: 40px;
}

.knowledge-item:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.knowledge-item .btn {
    padding: 5px 20px;
    margin-top: 10px;
}

.faq-item {
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    padding: 2rem;
    transition: all 0.3s ease;
    margin-bottom: 40px;
}

.faq-item:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.faq-item ol,
.faq-item ul,
.product-details ol,
.product-details ul {
    margin: 10px 0 10px 20px;
    color: #707070;
}

.product-detail-item {
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    padding: 2rem;
    transition: all 0.3s ease;
    margin-bottom: 40px;
}

.product-detail-item:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.product-detail-item h3 {
    margin-bottom: 10px;
}

/* 服务中心页面样式 */
.service-content {
    margin-top: 3rem;
}

.service-detail {
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    padding: 2rem;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
    border-left: 4px solid #1a4b8c;
}

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

.service-detail h3 {
    color: #1a4b8c;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.service-detail h3 i {
    margin-right: 10px;
    color: #ff6b35;
}

.service-detail p {
    margin-bottom: 1rem;
    color: #666;
    line-height: 1.8;
}

.service-detail ul {
    margin-left: .5rem;
    margin-bottom: 1rem;
    list-style: none;
}

.service-detail li {
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.service-detail li:before {
    content: "✓";
    color: #1a4b8c;
    font-weight: bold;
    position: absolute;
    left: 0;
}

.service-process {
    margin: 4rem 0;
}

.service-process h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #1a4b8c;
}

.process-steps {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
}

.process-step {
    flex: 1;
    min-width: 200px;
    max-width: 250px;
    text-align: center;
    position: relative;
}

.process-step:not(:last-child):after {
    content: "";
    position: absolute;
    top: 30px;
    right: -20px;
    width: 40px;
    height: 2px;
    background: #1a4b8c;
}

.process-step .step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1a4b8c, #0d2f5a);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 1rem;
    transition: all 0.3s ease;
}

.process-step:hover .step-number {
    transform: scale(1.1);
    background: linear-gradient(135deg, #ff6b35, #e55a2b);
}

.process-step h3 {
    color: #1a4b8c;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.process-step p {
    color: #666;
    line-height: 1.6;
}

/* 响应式处理流程 */
@media (max-width: 768px) {
    .process-steps {
        flex-direction: column;
        align-items: center;
    }

    .process-step {
        max-width: 100%;
        margin-bottom: 2rem;
    }

    .process-step:not(:last-child):after {
        content: "";
        position: absolute;
        top: auto;
        bottom: -20px;
        left: 50%;
        transform: translateX(-50%);
        width: 2px;
        height: 40px;
    }
}

.service-item .btn {
    margin: 10px 0 0 0;
    padding: 5px 20px;
}

/* 服务承诺样式 */
.service-commitment {
    margin: 4rem 0;
}

.service-commitment h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #1a4b8c;
}

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

.commitment-item {
    text-align: center;
    padding: 2rem 1rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.commitment-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.commitment-icon {
    font-size: 2.5rem;
    color: #ff6b35;
    margin-bottom: 1rem;
}

.commitment-item h3 {
    color: #1a4b8c;
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.commitment-item p {
    color: #666;
    font-size: 0.95rem;
}

/* 图标包装器样式 */
.icon-wrapper {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1a4b8c, #0d2f5a);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

.service-item:hover .icon-wrapper {
    transform: scale(1.1);
    background: linear-gradient(135deg, #ff6b35, #e55a2b);
}

.services-intro {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 3rem;
    text-align: center;
}

/* 成功案例 */
.cases {
    padding: 5rem 0;
}

.cases h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #1a4b8c;
}

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

.case-item {
    background: linear-gradient(135deg, #1a4b8c, #0d2f5a);
    color: white;
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.case-item h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

/* 人才发展 */
.careers {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
}

.careers h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #1a4b8c;
}

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

.careers-content p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 3rem;
}

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

.benefit {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

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

.benefit .icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.benefit h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: #1a4b8c;
}

/* 页脚样式 */
footer {
    background: #0d2f5a;
    color: white;
    padding: 2rem 0 1rem;
}

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

.footer-section h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

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

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

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

.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);
}

/* 子页面通用样式 */
.page-header {
    background: linear-gradient(135deg, #1a4b8c, #0d2f5a);
    color: white;
    padding: 3rem 0;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

.page-content {
    padding: 3rem 0;
}

/* 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: 0.5rem;
    }

    .hero {
        padding: 3rem 0;
    }

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

    .hero p {
        font-size: 1rem;
    }

    .feature-grid,
    .news-grid,
    .services-grid,
    .cases-grid,
    .career-benefits {
        grid-template-columns: 1fr;
    }
}