/* 移动端适配样式 */
@media screen and (max-width: 768px) {
    /* 基础样式调整 */
    body {
        font-size: 14px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    /* 导航栏适配 */
    header .container {
        height: 60px;
    }
    
    .logo img {
        width: 100px;
        height: auto;
    }
    
    .nav-links {
        display: none; /* 在移动端隐藏默认导航 */
    }
    
    /* 移动端菜单按钮 */
    .mobile-menu-btn {
        display: block;
        width: 30px;
        height: 20px;
        position: relative;
        cursor: pointer;
        z-index: 100;
    }
    
    .mobile-menu-btn span {
        display: block;
        width: 100%;
        height: 2px;
        background-color: #333;
        position: absolute;
        transition: all 0.3s;
    }
    
    .mobile-menu-btn span:nth-child(1) {
        top: 0;
    }
    
    .mobile-menu-btn span:nth-child(2) {
        top: 9px;
    }
    
    .mobile-menu-btn span:nth-child(3) {
        top: 18px;
    }
    
    /* 移动端菜单样式 */
    .mobile-menu {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: #fff;
        z-index: 99;
        padding: 60px 20px 20px;
        transform: translateX(-100%);
        transition: transform 0.3s;
        box-shadow: 0 0 15px rgba(0,0,0,0.2);
    }
    
    .mobile-menu.active {
        transform: translateX(0);
    }
    
    .mobile-menu .close-btn {
        position: absolute;
        top: 20px;
        right: 20px;
        font-size: 24px;
        cursor: pointer;
    }
    
    .mobile-menu .menu-items a {
        display: block;
        padding: 15px 0;
        font-size: 18px;
        border-bottom: 1px solid #eee;
        color: #333;
        text-decoration: none;
    }
    
    /* 英雄区域适配 */
    .hero {
        padding: 50px 0;
    }
    
    .hero .container {
        flex-direction: column;
    }
    
    .hero-content {
        padding-right: 0;
        margin-bottom: 40px;
        text-align: center;
    }
    
    .hero h1 {
        font-size: 28px;
    }
    
    .hero p {
        font-size: 16px;
        margin-left: auto;
        margin-right: auto;
    }
    
    .features {
        grid-template-columns: 1fr;
    }
    
    /* 数据统计适配 */
    .stats .container {
        flex-direction: column;
    }
    
    .stat-item {
        margin-bottom: 30px;
    }
    
    /* 优势卡片适配 */
    .advantage-cards {
        flex-direction: column;
    }
    
    .advantage-card {
        margin: 0 0 20px 0;
    }
    
    /* AI人才推荐适配 */
    .feature-tabs {
        flex-direction: column;
    }
    
    .feature-tab {
        margin-bottom: 30px;
    }
    
    /* 行业图标适配 */
    .industry-icons {
        justify-content: space-around;
    }
    
    .industry-icon {
        width: 80px;
        margin: 10px;
    }
    
    /* CTA区域适配 */
    .cta {
        padding: 50px 0;
    }
    
    .cta h2 {
        font-size: 22px;
    }
    
    /* 页脚适配 */
    footer {
        padding: 40px 0 20px;
    }
    
    .footer-top {
        flex-direction: column;
    }
    
    .footer-links {
        flex-direction: column;
    }
    
    .link-group {
        margin-right: 0;
        margin-bottom: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .social-links {
        margin-top: 20px;
    }
    
    /* 弹窗适配 */
    #contactModal .modal-content {
        width: 90%;
        padding: 20px;
    }
    
    /* 成功提示弹窗适配 */
    .success-modal {
        width: 90%;
        left: 5%;
        padding: 15px;
    }
}