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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1220px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 按钮样式 */
.btn-primary {
    display: inline-block;
    padding: 10px 20px;
    background-color: #0068FF;
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 14px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-primary:hover {
    background-color: #0056cc;
}

/* 导航栏样式 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    z-index: 1000;
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 40px;
}

.logo-text {
    font-size: 18px;
    font-weight: bold;
    color: #333;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 20px;
}

.nav-menu li a {
    text-decoration: none;
    color: #333;
    font-size: 14px;
    transition: color 0.3s ease;
}

.nav-menu li a:hover {
    color: #0068FF;
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: #333;
    transition: all 0.3s ease;
}

/* 移动端侧边导航 */
.mobile-nav {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100vh;
    background-color: white;
    box-shadow: -2px 0 5px rgba(0,0,0,0.1);
    transition: right 0.3s ease;
    z-index: 1001;
}

.mobile-nav.active {
    right: 0;
}

.mobile-nav-content {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid #eee;
}

.mobile-nav-close {
    font-size: 24px;
    cursor: pointer;
}

.mobile-nav-menu {
    list-style: none;
    padding: 20px;
    flex: 1;
}

.mobile-nav-menu li {
    margin-bottom: 20px;
}

.mobile-nav-menu li a {
    text-decoration: none;
    color: #333;
    font-size: 16px;
    display: block;
    padding: 10px 0;
}

/* 英雄区样式 */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(180deg, rgba(199, 220, 255, 0.22), rgba(213, 229, 255, 0.59), rgba(234, 243, 253, 0.98));
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../images/sec1-bg@2x.14d920f9.png');
    background-size: cover;
    background-position: center;
    opacity: 0.5;
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 40px;
}

.hero-content {
    flex: 1;
}

.hero h1 {
    font-size: 57px;
    line-height: 83px;
    font-weight: bold;
    margin-bottom: 10px;
}

.hero-subtitle {
    font-size: 22px;
    line-height: 29px;
    color: #353535;
    margin-bottom: 20px;
}

.hero-description {
    font-size: 16px;
    line-height: 24px;
    margin-bottom: 40px;
}

.hero-form {
    display: flex;
    align-items: center;
    background-color: white;
    border-radius: 29px;
    padding: 5px 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 484px;
}

.hero-form input {
    flex: 1;
    border: none;
    outline: none;
    padding: 15px 20px;
    font-size: 14px;
    color: #8D8D8D;
}

.hero-form button {
    padding: 12px 24px;
    border-radius: 24px;
}

.hero-image {
    flex: 1;
    max-width: 50%;
}

.hero-image img {
    width: 100%;
    height: auto;
}

/* AI搜索入口板块样式 */
.ai-search {
    padding: 100px 0;
    background-color: #f8f9fa;
    position: relative;
}

.ai-search::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../images/sec2-bg@2x.28526b8c.png');
    background-size: cover;
    background-position: center;
    opacity: 0.5;
    z-index: 0;
}

.ai-search .container {
    position: relative;
    z-index: 1;
}

.ai-search h2 {
    font-size: 36px;
    line-height: 48px;
    color: #3D3D3D;
    margin-bottom: 20px;
}

.section-description {
    font-size: 16px;
    line-height: 24px;
    color: #6A6A6A;
    margin-bottom: 40px;
}

.ai-platforms {
    display: flex;
    flex-direction: column;
    gap: 20px;
    overflow: hidden;
}

.marquee {
    overflow: hidden;
    white-space: nowrap;
}

.marquee-content {
    display: inline-flex;
    gap: 20px;
    animation: marquee 20s linear infinite;
}

.marquee-left .marquee-content {
    animation: marquee-left 20s linear infinite;
}

.marquee-right .marquee-content {
    animation: marquee-right 20s linear infinite;
}

@keyframes marquee-left {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

@keyframes marquee-right {
    0% {
        transform: translateX(-50%);
    }
    100% {
        transform: translateX(0);
    }
}

.platform-card {
    width: 200px;
    height: 90px;
    background-color: white;
    border-radius: 9px;
    padding: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.platform-card img {
    max-width: 100%;
    max-height: 100%;
}

/* 功能特性板块样式 */
.features {
    padding: 100px 0;
}

.features h2 {
    font-size: 36px;
    line-height: 48px;
    color: #3D3D3D;
    margin-bottom: 40px;
    text-align: center;
}

.features-grid {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.feature-card {
    background-color: white;
    border-radius: 10px;
    padding: 40px;
    box-shadow: 0 8px 10px rgba(59, 81, 124, 0.04);
    position: relative;
    overflow: hidden;
}

.feature-icon {
    width: 55px;
    height: 55px;
    margin-bottom: 20px;
}

.feature-icon img {
    width: 100%;
    height: 100%;
}

.feature-card h3 {
    font-size: 36px;
    line-height: 52px;
    color: #3D3D3D;
    margin-bottom: 20px;
}

.feature-card p {
    font-size: 14px;
    line-height: 20px;
    color: #6A6A6A;
    margin-bottom: 20px;
    max-width: 50%;
}

.feature-image {
    position: absolute;
    right: 36px;
    top: 6px;
    width: 655px;
    height: 100%;
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 服务行业板块样式 */
.industries {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.industries h2 {
    font-size: 36px;
    line-height: 48px;
    color: #3D3D3D;
    margin-bottom: 40px;
    text-align: center;
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(287px, 1fr));
    gap: 10px;
    justify-content: center;
}

.industry-card {
    position: relative;
    height: 270px;
    border-radius: 10px;
    overflow: hidden;
}

.industry-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
}

.industry-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    color: white;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
}

.industry-content h3 {
    font-size: 18px;
    line-height: 24px;
    margin-bottom: 10px;
}

.industry-content p {
    font-size: 14px;
    line-height: 19px;
}

/* 服务流程板块样式 */
.process {
    padding: 80px 0;
    background-color: #f0f4f8;
    position: relative;
}

.process::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../images/sec5-bg@2x.d016d5e3.png');
    background-size: cover;
    background-position: center;
    opacity: 0.5;
    z-index: 0;
}

.process .container {
    position: relative;
    z-index: 1;
}

.process h2 {
    font-size: 36px;
    line-height: 48px;
    color: #3D3D3D;
    margin-bottom: 40px;
    text-align: center;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(228px, 1fr));
    gap: 10px;
    justify-content: center;
}

.process-card {
    background-color: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    padding: 30px 20px;
    box-shadow: 0 4px 15px rgba(157, 170, 187, 0.25);
    position: relative;
    height: auto;
}

.process-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: linear-gradient(180deg, #E5EFFF 0%, #4059FF 100%);
    color: white;
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 20px;
}

.process-card h3 {
    font-size: 22px;
    line-height: 29px;
    color: #3D3D3D;
    margin-bottom: 20px;
}

.process-card p {
    font-size: 14px;
    line-height: 19px;
    color: #6A6A6A;
    margin-bottom: 20px;
}

.process-image {

    height: 152px;
}

.process-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 沟通GEO优化顾问板块样式 */
.consultant {
    padding: 100px 0;
    background-image: url('../images/sec6-bg@2x.52fb071d.png');
    background-size: cover;
    background-position: center;
    position: relative;
    color: white;
    text-align: center;
}

.consultant::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 0;
}

.consultant .container {
    position: relative;
    z-index: 1;
}

.consultant-content h2 {
    font-size: 36px;
    line-height: 48px;
    margin-bottom: 20px;
}

.consultant-content p {
    font-size: 18px;
    line-height: 24px;
    margin-bottom: 40px;
}

.consultant-content .btn-primary {
    background-color: white;
    color: #0068FF;
    font-weight: bold;
}

.consultant-content .btn-primary:hover {
    background-color: #f0f0f0;
}

/* 新闻中心板块样式 */
.news {
    padding: 80px 0;
    background-color: white;
}

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

.news-list {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
    margin-top: 50px;
    margin-bottom: 40px;
}

.news-item {
    flex: 1 1 calc(33.333% - 20px);
    max-width: 350px;
    background-color: #f8f9fa;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.news-image {
    height: 200px;
    overflow: hidden;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.news-item:hover .news-image img {
    transform: scale(1.05);
}

.news-content {
    padding: 20px;
    text-align: left;
}

.news-content h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: #333;
}

.news-content h3 a {
    text-decoration: none;
    color: #333;
    transition: color 0.3s ease;
}

.news-content h3 a:hover {
    color: #0068FF;
}

.news-date {
    font-size: 14px;
    color: #999;
    margin-bottom: 15px;
}

.news-excerpt {
    font-size: 14px;
    color: #666;
    line-height: 1.5;
    margin-bottom: 20px;
}

.news-link {
    display: inline-block;
    font-size: 14px;
    color: #0068FF;
    text-decoration: none;
    transition: all 0.3s ease;
}

.news-link:hover {
    color: #0056cc;
    text-decoration: underline;
}

.news-more {
    margin-top: 30px;
}

/* 新闻列表页样式 */
.news-list-page {
    padding: 80px 0;
    background-color: white;
}

.page-title {
    font-size: 36px;
    text-align: center;
    margin-bottom: 50px;
    color: #333;
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 50px;
}

.page-link {
    display: inline-block;
    padding: 10px 15px;
    border: 1px solid #e9ecef;
    border-radius: 5px;
    text-decoration: none;
    color: #333;
    transition: all 0.3s ease;
}

.page-link:hover {
    background-color: #f8f9fa;
    color: #0068FF;
    border-color: #0068FF;
}

.page-link.active {
    background-color: #0068FF;
    color: white;
    border-color: #0068FF;
}

/* 新闻详情页样式 */
.news-detail {
    padding: 80px 0;
    background-color: white;
}

.news-detail-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}

.news-title {
    font-size: 32px;
    line-height: 1.3;
    margin-bottom: 20px;
    color: #333;
}

.news-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    font-size: 14px;
    color: #999;
    border-bottom: 1px solid #e9ecef;
    padding-bottom: 20px;
}

.news-body {
    font-size: 16px;
    line-height: 1.8;
    color: #333;
    margin-bottom: 40px;
}

.news-body h2 {
    font-size: 24px;
    margin-top: 40px;
    margin-bottom: 20px;
    color: #333;
}

.news-body p {
    margin-bottom: 20px;
}

.news-body ul {
    margin-bottom: 20px;
    padding-left: 20px;
}

.news-body li {
    margin-bottom: 10px;
}

/* 分享按钮样式 */
.news-share {
    margin-bottom: 40px;
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 10px;
}

.news-share h3 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #333;
}

.share-buttons {
    display: flex;
    gap: 10px;
}

.share-btn {
    display: inline-block;
    padding: 8px 16px;
    background-color: #0068FF;
    color: white;
    border-radius: 5px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.share-btn:hover {
    background-color: #0056cc;
}

/* 相关新闻样式 */
.news-related {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid #e9ecef;
}

.news-related h3 {
    font-size: 18px;
    margin-bottom: 20px;
    color: #333;
}

.related-news-list {
    list-style: none;
    padding: 0;
}

.related-news-list li {
    margin-bottom: 15px;
}

.related-news-list a {
    text-decoration: none;
    color: #333;
    transition: color 0.3s ease;
}

.related-news-list a:hover {
    color: #0068FF;
    text-decoration: underline;
}

/* 底部版权信息板块样式 */
.footer {
    background-color: #f8f9fa;
    padding: 40px 0;
    border-top: 1px solid #e9ecef;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-logo img {
    height: 40px;
}

.footer-info {
    text-align: center;
    font-size: 14px;
    color: #6c757d;
}

.footer-info p {
    margin-bottom: 5px;
}

/* 右侧咨询按钮样式 */
.consult-buttons {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 1000;
}

.consult-button {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: #0068FF;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.consult-button:hover {
    background-color: #0056cc;
    transform: scale(1.1);
}

/* 移动端咨询按钮样式 */
.mobile-consult-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
    display: none;
}

.mobile-consult-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #0068FF;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.mobile-consult-icon:hover {
    background-color: #0056cc;
    transform: scale(1.1);
}

.mobile-consult-menu {
    position: absolute;
    bottom: 70px;
    right: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-consult-btn.active .mobile-consult-menu {
    opacity: 1;
    visibility: visible;
}

.mobile-consult-item {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: #0068FF;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.mobile-consult-item:hover {
    background-color: #0056cc;
    transform: scale(1.1);
}

/* 电话咨询弹框样式 */
.phone-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.phone-modal.active {
    opacity: 1;
    visibility: visible;
}

.phone-modal-content {
    background-color: white;
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    max-width: 300px;
    width: 90%;
}

.phone-modal-content h3 {
    font-size: 18px;
    margin-bottom: 20px;
    color: #333;
}

.phone-number {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 30px;
}

.phone-number a {
    text-decoration: none;
    color: #0068FF;
}

.close-phone-modal {
    padding: 10px 20px;
    background-color: #f0f0f0;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
    color: #333;
    transition: all 0.3s ease;
}

.close-phone-modal:hover {
    background-color: #e0e0e0;
}

/* 微信二维码弹框样式 */
.wechat-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.wechat-modal.active {
    opacity: 1;
    visibility: visible;
}

.wechat-modal-content {
    background-color: white;
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    max-width: 300px;
    width: 90%;
}

.wechat-qr-code {
    margin-bottom: 20px;
}

.wechat-qr-code img {
    width: 200px;
    height: 200px;
    object-fit: cover;
}

.wechat-text {
    font-size: 16px;
    color: #333;
    margin: 0;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .container {
        width: 95%;
    }
    
    .hero h1 {
        font-size: 48px;
        line-height: 68px;
    }
    
    .hero-form {
        width: 100%;
        max-width: 484px;
    }
    
    .hero-image {
        right: 0;
        width: 50%;
    }
    
    .feature-card p {
        max-width: 40%;
    }
    
    .feature-image {
        width: 50%;
    }
}

@media (max-width: 992px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content {
        order: 2;
    }
    
    .hero-image {
        order: 1;
        max-width: 100%;
        margin-bottom: 40px;
    }
    
    .feature-card {
        padding: 30px;
    }
    
    .feature-card p {
        max-width: 100%;
    }
    
    .feature-image {
        position: static;
        width: 100%;
        height: auto;
        margin-top: 20px;
    }
    
    .ai-platforms {
        flex-wrap: wrap;
    }
    
    .platform-card {
        flex: 1 1 calc(50% - 20px);
        min-width: 150px;
    }
    
    /* 移动端显示移动端咨询按钮，隐藏右侧咨询按钮 */
    .consult-buttons {
        display: none;
    }
    
    .mobile-consult-btn {
        display: block;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 100px 0 50px;
    }
    
    .hero h1 {
        font-size: 36px;
        line-height: 50px;
    }
    
    .hero-subtitle {
        font-size: 18px;
        line-height: 24px;
    }
    
    .hero-form {
        flex-direction: column;
        background-color: transparent;
        box-shadow: none;
        gap: 10px;
    }
    
    .hero-form input {
        background-color: white;
        border-radius: 25px;
        width: 100%;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
    
    .hero-form button {
        width: 100%;
    }
    
    .ai-search h2,
    .features h2,
    .industries h2,
    .process h2 {
        font-size: 28px;
        line-height: 38px;
    }
    
    .section-description {
        font-size: 14px;
        line-height: 20px;
    }
    
    .features {
        padding: 60px 0;
    }
    
    .industries {
        padding: 60px 0;
    }
    
    .process {
        padding: 60px 0;
    }
    
    .industries-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .industry-card {
        height: 200px;
    }
    
    .process-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .process-card {
        height: auto;
        min-height: 280px;
    }
}