/* 小屏幕设备 */
@media (max-width: 768px) {
    body {
        padding-top: 60px;
    }
    
    .hero {
        min-height: 500px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .team-card {
        margin-bottom: 30px;
    }
    
    .testimonial-card {
        padding: 20px;
    }
}

/* 中等屏幕设备 */
@media (min-width: 768px) and (max-width: 992px) {
    .service-card {
        margin-bottom: 30px;
    }
}