/* 全局重置 & 基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft Yahei", sans-serif;
}
a {
    text-decoration: none;
    color: #333;
}
ul {
    list-style: none;
}
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}
.section-title {
    text-align: center;
    font-size: 2.2rem;
    margin: 60px 0 40px;
    color: #222;
    position: relative;
}
.section-title::after {
    content: "";
    display: block;
    width: 80px;
    height: 3px;
    background: #0066cc;
    margin: 15px auto;
}
/* 导航栏样式 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 999;
}
.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}
.logo img {
    height: 60px; /* LOGO高度，根据实际LOGO调整 */
}
.nav-menu {
    display: flex;
    gap: 30px;
}
.nav-menu li a {
    font-size: 1rem;
    font-weight: 500;
    padding: 8px 0;
    position: relative;
    transition: color 0.3s;
}
.nav-menu li a:hover {
    color: #0066cc;
}
.nav-menu li a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #0066cc;
    transition: width 0.3s;
}
.nav-menu li a:hover::after {
    width: 100%;
}
.hamburger {
    display: none;
    font-size: 1.8rem;
    cursor: pointer;
}
/* Banner轮播样式 */
.banner {
    margin-top: 80px;
    height: 60vh;
    position: relative;
    overflow: hidden;
}
.banner-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease;
}
.banner-slide.active {
    opacity: 1;
}
.banner-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.banner-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    text-align: center;
    z-index: 10;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}
.banner-text h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}
.banner-text p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
}
.banner-control {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 10;
}
.banner-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: background 0.3s;
}
.banner-dot.active {
    background: #0066cc;
}
.banner-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    background: rgba(0,0,0,0.3);
    color: #fff;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    transition: background 0.3s;
}
.banner-arrow:hover {
    background: #0066cc;
}
.banner-arrow.prev {
    left: 20px;
}
.banner-arrow.next {
    right: 20px;
}
/* 核心目标模块 */
.core-goals {
    padding: 60px 0;
    background: #f8f9fa;
}
.goals-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}
.goal-card {
    background: #fff;
    padding: 30px 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}
.goal-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
}
.goal-card i {
    font-size: 2.5rem;
    color: #0066cc;
    margin-bottom: 15px;
}
.goal-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: #222;
}
/* 企业介绍模块 */
.company-intro {
    padding: 60px 0;
}
.intro-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    align-items: center;
}
.intro-left {
    flex: 1;
    min-width: 300px;
}
.intro-left h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #222;
}
.intro-left p {
    line-height: 1.8;
    margin-bottom: 15px;
    color: #555;
}
.intro-cert {
    display: flex;
    gap: 20px;
    margin-top: 20px;
}
.intro-cert img {
    height: 60px; /* 认证图片高度，根据实际调整 */
}
.intro-right {
    flex: 1;
    min-width: 300px;
}
.timeline {
    position: relative;
    padding-left: 30px;
}
.timeline::before {
    content: "";
    position: absolute;
    left: 10px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #0066cc;
}
.timeline-item {
    position: relative;
    margin-bottom: 30px;
}
.timeline-item::before {
    content: "";
    position: absolute;
    left: -36px;
    top: 5px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #0066cc;
}
.timeline-item h4 {
    font-size: 1.2rem;
    color: #222;
    margin-bottom: 5px;
}
.timeline-item p {
    color: #555;
    line-height: 1.6;
}
/* 服务实力模块 */
.service-strength {
    padding: 60px 0;
    background: #f8f9fa;
}
.strength-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}
.strength-card {
    background: #fff;
    padding: 40px 20px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s;
    cursor: pointer;
}
.strength-card:hover {
    transform: scale(1.05);
}
.strength-card i {
    font-size: 3rem;
    color: #0066cc;
    margin-bottom: 20px;
}
.strength-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #222;
}
.strength-card p {
    color: #555;
    line-height: 1.6;
}
/* 服务产品模块 */
.service-products {
    padding: 60px 0;
}
.product-tabs {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
}
.product-tab {
    padding: 10px 25px;
    background: #f8f9fa;
    border-radius: 30px;
    cursor: pointer;
    font-size: 1.1rem;
    transition: all 0.3s;
}
.product-tab.active {
    background: #0066cc;
    color: #fff;
}
.product-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
.product-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s;
}
.product-card:hover {
    transform: translateY(-5px);
}
.product-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}
.product-card-content {
    padding: 20px;
}
.product-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #222;
}
.product-card p {
    color: #555;
    line-height: 1.6;
    margin-bottom: 20px;
}
.product-card .btn {
    display: inline-block;
    padding: 10px 20px;
    background: #0066cc;
    color: #fff;
    border-radius: 4px;
    transition: background 0.3s;
}
.product-card .btn:hover {
    background: #0052a3;
}
/* 关于我们模块 */
.about-us {
    padding: 60px 0;
    background: #f8f9fa;
}
.about-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
}
.about-company {
    flex: 2;
    min-width: 300px;
}
.about-founder {
    flex: 1;
    min-width: 300px;
    text-align: center;
}
.about-company h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #222;
}
.about-company .data-box {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin: 30px 0;
}
.data-item {
    text-align: center;
    flex: 1;
    min-width: 120px;
}
.data-item .num {
    font-size: 2.5rem;
    color: #0066cc;
    font-weight: bold;
    margin-bottom: 10px;
}
.data-item .text {
    color: #555;
}
.about-founder img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
    border: 5px solid #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
.about-founder h4 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #222;
}
.about-founder p {
    color: #555;
    line-height: 1.6;
    text-align: left;
    padding: 0 20px;
}
.more-btn {
    display: block;
    width: 180px;
    height: 45px;
    line-height: 45px;
    text-align: center;
    background: #0066cc;
    color: #fff;
    border-radius: 4px;
    margin: 40px auto 0;
    transition: background 0.3s;
}
.more-btn:hover {
    background: #0052a3;
}
/* 底部样式 */
.footer {
    background: #333;
    color: #fff;
    padding: 60px 0 30px;
}
.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}
.footer-col h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}
.footer-col h3::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 2px;
    background: #0066cc;
}
.footer-col ul li {
    margin-bottom: 10px;
}
.footer-col ul li a {
    color: #ccc;
    transition: color 0.3s;
}
.footer-col ul li a:hover {
    color: #0066cc;
}
.footer-col .contact-info {
    color: #ccc;
    line-height: 1.8;
}
.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #444;
    color: #ccc;
}
/* 合作伙伴页面样式 */
.partner-page {
    margin-top: 100px;
    padding-bottom: 60px;
}
.partner-filter {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
}
.partner-filter-btn {
    padding: 8px 20px;
    border: 1px solid #0066cc;
    border-radius: 30px;
    color: #0066cc;
    cursor: pointer;
    transition: all 0.3s;
}
.partner-filter-btn.active {
    background: #0066cc;
    color: #fff;
}
.partner-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
}
.partner-item {
    text-align: center;
    transition: transform 0.3s;
}
.partner-item:hover {
    transform: scale(1.1);
}
.partner-item img {
    height: 80px;
    object-fit: contain;
    filter: grayscale(50%);
    transition: filter 0.3s;
}
.partner-item:hover img {
    filter: grayscale(0);
}
/* 服务团队页面样式 */
.team-page {
    margin-top: 100px;
    padding-bottom: 60px;
}
.team-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}
.team-member {
    text-align: center;
    background: #fff;
    padding: 30px 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}
.team-member:hover {
    transform: translateY(-5px);
}
.team-member img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
    border: 4px solid #f8f9fa;
}
.team-member h4 {
    font-size: 1.3rem;
    color: #222;
    margin-bottom: 5px;
}
.team-member .position {
    color: #0066cc;
    margin-bottom: 15px;
}
.team-member p {
    color: #555;
    line-height: 1.6;
}
/* 联系我们页面样式 */
.contact-page {
    margin-top: 100px;
    padding-bottom: 60px;
}
.contact-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
}
.contact-info {
    flex: 1;
    min-width: 300px;
}
.contact-form {
    flex: 1;
    min-width: 300px;
}
.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: #222;
}
.contact-info-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}
.contact-info-item i {
    font-size: 1.5rem;
    color: #0066cc;
}
.contact-info-item .text {
    color: #555;
    line-height: 1.6;
}
.contact-qrcode {
    margin-top: 30px;
}
.contact-qrcode img {
    width: 150px;
    height: 150px;
}
.contact-form form {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
.contact-form .form-group {
    margin-bottom: 20px;
}
.contact-form label {
    display: block;
    margin-bottom: 8px;
    color: #222;
    font-weight: 500;
}
.contact-form input, .contact-form textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}
.contact-form textarea {
    height: 150px;
    resize: none;
}
.contact-form .submit-btn {
    width: 100%;
    padding: 12px;
    background: #0066cc;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s;
}
.contact-form .submit-btn:hover {
    background: #0052a3;
}
/* 详情页通用样式 */
.detail-page {
    margin-top: 100px;
    padding-bottom: 60px;
}
.detail-content {
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
.detail-content h3 {
    font-size: 1.8rem;
    margin: 30px 0 20px;
    color: #222;
}
.detail-content p {
    line-height: 1.8;
    color: #555;
    margin-bottom: 15px;
}
/* 响应式适配 */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: #fff;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    }
    .nav-menu.show {
        display: flex;
    }
    .hamburger {
        display: block;
    }
    .banner-text h1 {
        font-size: 2rem;
    }
    .banner-text p {
        font-size: 1rem;
    }
    .section-title {
        font-size: 1.8rem;
    }
    .strength-cards {
        grid-template-columns: 1fr;
    }
    .product-cards {
        grid-template-columns: 1fr;
    }
}