/* 响应式样式 */

/* 平板设备 */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 36px;
    }
    
    .hero p {
        font-size: 18px;
    }
    
    .section-title {
        font-size: 30px;
    }
    
    .section-subtitle {
        font-size: 16px;
        margin-bottom: 50px;
    }
    
    .category-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 移动设备 */
@media (max-width: 768px) {
    /* 导航栏响应式 */
    .nav-list {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        gap: 0;
    }
    
    .nav-list.active {
        display: flex;
    }
    
    .nav-list li {
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-list li:last-child {
        border-bottom: none;
    }
    
    .nav-list a {
        display: block;
        padding: 15px 0;
    }
    
    .menu-toggle {
        display: block;
    }
    
    /* Hero区域响应式 */
    .hero {
        padding: 120px 0 80px;
        margin-top: 60px;
    }
    
    .hero h1 {
        font-size: 28px;
    }
    
    .hero p {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .hero .btn {
        width: 100%;
        text-align: center;
    }
    
    /* 通用区域响应式 */
    .section-title {
        font-size: 26px;
    }
    
    .section-subtitle {
        font-size: 14px;
        margin-bottom: 40px;
    }
    
    /* 分类网格响应式 */
    .category-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .category-card {
        padding: 30px 20px;
    }
    
    /* 优势网格响应式 */
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .advantage-item {
        padding: 20px 15px;
    }
    
    /* 产品网格响应式 */
    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .product-image {
        height: 180px;
    }
    
    /* 评价网格响应式 */
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    /* 行动号召响应式 */
    .cta h2 {
        font-size: 26px;
    }
    
    .cta p {
        font-size: 16px;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .cta .btn {
        width: 100%;
        text-align: center;
    }
    
    /* 页脚响应式 */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}

/* 小屏幕移动设备 */
@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .header .container {
        padding: 12px 15px;
    }
    
    .logo a {
        font-size: 20px;
    }
    
    .logo i {
        font-size: 24px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero h1 {
        font-size: 24px;
    }
    
    .hero p {
        font-size: 14px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .category-icon {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }
    
    .category-card h3 {
        font-size: 18px;
    }
    
    .advantage-icon {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }
    
    .advantage-item h3 {
        font-size: 18px;
    }
    
    .product-info {
        padding: 20px;
    }
    
    .product-info h3 {
        font-size: 18px;
    }
    
    .product-price {
        font-size: 18px;
    }
    
    .testimonial-content p {
        font-size: 14px;
    }
    
    .author-avatar {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    
    .author-info h4 {
        font-size: 14px;
    }
    
    .author-info span {
        font-size: 12px;
    }
    
    .cta {
        padding: 60px 0;
    }
    
    .cta h2 {
        font-size: 22px;
    }
    
    .cta p {
        font-size: 14px;
    }
    
    .footer {
        padding: 60px 0 0;
    }
    
    .footer-col h4 {
        font-size: 16px;
        margin-bottom: 20px;
    }
    
    .footer-col p,
    .footer-col ul a,
    .contact-info span {
        font-size: 14px;
    }
}

/* 横屏模式优化 */
@media (max-height: 500px) and (orientation: landscape) {
    .hero {
        padding: 80px 0 60px;
    }
    
    .hero h1 {
        font-size: 28px;
        margin-bottom: 15px;
    }
    
    .hero p {
        font-size: 16px;
        margin-bottom: 20px;
    }
    
    .hero-buttons {
        margin-top: 25px;
    }
}

/* 高分辨率屏幕优化 */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    /* 可以在这里添加高分辨率屏幕的特定样式 */
}

/* 打印样式 */
@media print {
    .header,
    .hero,
    .cta,
    .footer {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    .section-title {
        font-size: 18pt;
    }
    
    .category-card,
    .product-card,
    .testimonial-card {
        border: 1px solid #000;
        box-shadow: none;
    }
}

/* 新页面响应式样式 */

/* 平板设备 */
@media (max-width: 1024px) {
    .page-header h1 {
        font-size: 36px;
    }
    
    .page-header p {
        font-size: 16px;
    }
    
    .intro-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .intro-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 0;
    }
    
    .timeline-item:nth-child(odd) {
        margin-left: 0;
        padding-left: 70px;
    }
    
    .timeline-date {
        left: 0;
        right: auto;
    }
    
    .timeline-item:nth-child(odd) .timeline-date {
        left: 0;
        right: auto;
    }
    
    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

    .product-line-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .product-line-item img {
        height: 180px;
    }
}

/* 移动设备 */
@media (max-width: 768px) {
    .page-header {
        padding: 120px 0 60px;
    }
    
    .page-header h1 {
        font-size: 28px;
    }
    
    .page-header p {
        font-size: 14px;
    }
    
    .filter-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-btn {
        width: 100%;
    }
    
    .intro-text h2 {
        font-size: 28px;
    }
    
    .intro-stats {
        grid-template-columns: 1fr;
    }
    
    .stat-number {
        font-size: 36px;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .team-avatar {
        width: 80px;
        height: 80px;
        font-size: 32px;
    }
    
    .timeline-item {
        padding-left: 50px;
    }
    
    .timeline-item:nth-child(odd) {
        padding-left: 50px;
    }
    
    .timeline-date {
        font-size: 12px;
        padding: 6px 12px;
    }
    
    .timeline-content {
        padding: 20px;
    }
    
    .cert-grid {
        grid-template-columns: 1fr;
    }

    .product-line-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .product-line-item img {
        height: 180px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-card {
        padding: 30px 20px;
    }
    
    .form-container {
        padding: 30px 20px;
    }
    
    .form-header h2 {
        font-size: 28px;
    }
    
    .map-container {
        height: 300px;
    }
    
    .faq-question {
        padding: 20px;
    }
    
    .faq-question h3 {
        font-size: 16px;
    }
    
    .faq-answer {
        padding: 0 20px 20px;
    }
}

/* 小屏幕移动设备 */
@media (max-width: 480px) {
    .page-header {
        padding: 100px 0 50px;
    }
    
    .page-header h1 {
        font-size: 24px;
    }
    
    .section-title {
        font-size: 22px;
    }
    
    .section-subtitle {
        font-size: 14px;
        margin-bottom: 30px;
    }
    
    .intro-text h2 {
        font-size: 22px;
    }
    
    .intro-text p {
        font-size: 14px;
    }
    
    .stat-item {
        padding: 20px;
    }
    
    .stat-number {
        font-size: 28px;
    }
    
    .team-card {
        padding: 30px 15px;
    }
    
    .team-avatar {
        width: 70px;
        height: 70px;
        font-size: 28px;
    }
    
    .timeline-content h3 {
        font-size: 16px;
    }
    
    .timeline-content p {
        font-size: 14px;
    }
    
    .cert-item {
        padding: 30px 15px;
    }
    
    .cert-icon {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }
    
    .contact-card {
        padding: 25px 15px;
    }
    
    .contact-icon {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }
    
    .contact-card h3 {
        font-size: 16px;
    }
    
    .contact-card p {
        font-size: 16px;
    }
    
    .form-container {
        padding: 25px 15px;
    }
    
    .form-header h2 {
        font-size: 22px;
    }
    
    .form-header p {
        font-size: 14px;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 10px 12px;
        font-size: 14px;
    }
    
    .map-container {
        height: 250px;
    }
    
    .faq-question {
        padding: 15px;
    }
    
    .faq-question h3 {
        font-size: 14px;
    }
    
    .faq-answer p {
        font-size: 14px;
    }
}

/* New Sections Responsive Styles */

/* Tablet Devices */
@media (max-width: 1024px) {
    .location-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .location-map {
        height: 300px;
    }
    
    .product-note {
        padding: 20px;
    }
    
    .note-content {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
}

/* Mobile Devices */
@media (max-width: 768px) {
    .location-section {
        padding: 60px 0;
    }
    
    .location-info h3 {
        font-size: 22px;
    }
    
    .location-details li {
        padding: 12px;
        flex-direction: column;
        gap: 8px;
        align-items: flex-start;
    }
    
    .location-details i {
        font-size: 18px;
    }
    
    .location-advantages h4 {
        font-size: 16px;
    }
    
    .location-map {
        height: 250px;
    }
    
    .location-map .map-placeholder i {
        font-size: 48px;
    }
    
    .location-map .map-placeholder p {
        font-size: 18px;
    }
    
    .product-note {
        padding: 15px;
        margin-top: 30px;
    }
    
    .note-content {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }
    
    .note-content i {
        font-size: 20px;
    }
    
    .note-content p {
        font-size: 14px;
    }
}

/* Small Mobile Devices */
@media (max-width: 480px) {
    .location-info h3 {
        font-size: 18px;
    }
    
    .location-details strong {
        font-size: 14px;
    }
    
    .location-details span {
        font-size: 12px;
    }
    
    .location-advantages li {
        font-size: 14px;
    }
    
    .location-map {
        height: 200px;
    }
    
    .location-map .map-placeholder i {
        font-size: 40px;
    }
    
    .location-map .map-placeholder p {
        font-size: 16px;
    }
    
    .note-content p {
        font-size: 13px;
    }
}