/* 响应式设计样式 */

/* 平板设备 */
@media (max-width: 1024px) {
    .container {
        padding: 0 15px;
    }
    
    .banner-content h2 {
        font-size: 2.5rem;
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .contact-methods {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

/* 手机设备 */
@media (max-width: 768px) {
    .header .container {
        padding: 10px 15px;
    }
    
    .logo h1 {
        font-size: 1.5rem;
    }
    
    .logo span {
        font-size: 0.8rem;
    }
    
    .banner {
        height: 500px;
        margin-top: 70px;
    }
    
    .banner-content h2 {
        font-size: 1.8rem;
        margin-bottom: 15px;
    }
    
    .banner-content p {
        font-size: 1rem;
        margin-bottom: 20px;
    }
    
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 2rem;
    }
    
    .advantages {
        padding: 60px 0;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 25px;
        margin-top: 30px;
    }
    
    .advantage-item {
        padding: 30px 20px;
    }
    
    .services-overview {
        padding: 60px 0;
    }
    
    .services-grid {
        margin-top: 30px;
    }
    
    .service-category {
        padding: 25px 20px;
    }
    
    .service-category h3 {
        font-size: 1.5rem;
    }
    
    .quick-contact {
        padding: 60px 0;
    }
    
    .contact-methods {
        grid-template-columns: 1fr;
        gap: 25px;
        margin-top: 30px;
    }
    
    .contact-method {
        padding: 30px 20px;
    }
    
    .footer {
        padding: 40px 0 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        margin-bottom: 30px;
    }
    
    .banner-dots {
        bottom: 20px;
    }
    
    .dot {
        width: 10px;
        height: 10px;
    }
}

/* 小屏手机 */
@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .banner {
        height: 400px;
    }
    
    .banner-content h2 {
        font-size: 1.5rem;
    }
    
    .banner-content p {
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .advantages {
        padding: 40px 0;
    }
    
    .advantage-item {
        padding: 25px 15px;
    }
    
    .advantage-icon {
        font-size: 2.5rem;
    }
    
    .services-overview {
        padding: 40px 0;
    }
    
    .service-category {
        padding: 20px 15px;
    }
    
    .quick-contact {
        padding: 40px 0;
    }
    
    .contact-method {
        padding: 25px 15px;
    }
    
    .contact-icon {
        font-size: 2.5rem;
    }
    
    .btn-primary {
        padding: 10px 25px;
        font-size: 0.9rem;
    }
    
    .btn-secondary {
        padding: 8px 20px;
        font-size: 0.9rem;
    }
}

/* 横屏手机 */
@media (max-width: 768px) and (orientation: landscape) {
    .banner {
        height: 400px;
    }
    
    .banner-content h2 {
        font-size: 2rem;
    }
    
    .advantages,
    .services-overview,
    .quick-contact {
        padding: 50px 0;
    }
}

/* 高分辨率屏幕 */
@media (min-width: 1440px) {
    .container {
        max-width: 1400px;
    }
    
    .banner-content h2 {
        font-size: 3.5rem;
    }
    
    .banner-content p {
        font-size: 1.4rem;
    }
    
    .section-title {
        font-size: 3rem;
    }
    
    .advantages-grid,
    .contact-methods {
        gap: 50px;
    }
    
    .advantage-item,
    .contact-method {
        padding: 50px 40px;
    }
}

/* 打印样式 */
@media print {
    .header,
    .banner,
    .quick-contact,
    .footer {
        display: none;
    }
    
    .advantages,
    .services-overview {
        padding: 20px 0;
    }
    
    .section-title {
        color: #000;
    }
    
    .advantage-item,
    .service-category {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}