/* 移动端导航按钮 */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 2px 0;
    transition: 0.3s;
}

/* 平板电脑 */
@media (max-width: 1024px) {
    .services-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 手机端 */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        padding: 1rem;
        flex-direction: column;
        text-align: center;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        margin: 0.5rem 0;
    }

    .search-box {
        display: none;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .services-container {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}