/* Medicare CN 响应式样式 */

/* 大型设备 (大于1200px) */
@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
    
    .hero-content h1 {
        font-size: 3.5rem;
    }
    
    .feature-grid, .eligibility-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .testimonial-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* 中型设备 (992px - 1199px) */
@media (min-width: 992px) and (max-width: 1199px) {
    .container {
        max-width: 960px;
    }
    
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .feature-grid, .eligibility-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    
    .testimonial-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 小型设备 (768px - 991px) */
@media (min-width: 768px) and (max-width: 991px) {
    .container {
        max-width: 720px;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .feature-grid, .eligibility-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .testimonial-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-container, .contact-info {
        grid-column: span 1;
    }
    
    .contact-info {
        margin-top: 30px;
    }
    
    .tab-buttons {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        margin-bottom: 10px;
    }
}

/* 超小型设备 (小于768px) */
@media (max-width: 767px) {
    .container {
        max-width: 100%;
        padding: 0 15px;
    }
    
    header {
        padding: 15px 0;
    }
    
    .logo {
        max-width: 150px;
    }
    
    nav ul {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: #fff;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
        z-index: 100;
        padding: 0;
    }
    
    nav.active ul {
        display: flex;
    }
    
    nav ul li {
        margin: 0;
        width: 100%;
        text-align: center;
    }
    
    nav ul li a {
        display: block;
        padding: 15px;
        border-bottom: 1px solid #eee;
    }
    
    .mobile-menu {
        display: block;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .feature-grid, .eligibility-grid, .testimonial-grid, .process-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-container, .contact-info {
        grid-column: span 1;
    }
    
    .contact-info {
        margin-top: 30px;
    }
    
    .tab-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .tab-btn {
        margin-right: 0;
        margin-bottom: 10px;
        text-align: center;
    }
    
    .comparison-table {
        overflow-x: auto;
    }
    
    .comparison-table table {
        min-width: 600px;
    }
    
    .faq-search-container {
        flex-direction: column;
    }
    
    .faq-search {
        width: 100%;
        margin-bottom: 15px;
    }
    
    .category-filters {
        width: 100%;
        overflow-x: auto;
        white-space: nowrap;
        padding-bottom: 10px;
    }
    
    .category-btn {
        display: inline-block;
        margin-right: 10px;
    }
    
    footer {
        text-align: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-links, .footer-contact, .footer-social {
        text-align: center;
    }
    
    .footer-social ul {
        justify-content: center;
    }
}

/* 特小型设备 (小于576px) */
@media (max-width: 575px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .hero-content p {
        font-size: 0.9rem;
    }
    
    .btn {
        padding: 8px 16px;
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .feature-card, .eligibility-card, .testimonial, .process-step {
        padding: 15px;
    }
    
    .feature-card h3, .eligibility-card h3, .testimonial h3, .process-step h3 {
        font-size: 1.2rem;
    }
    
    .cta-content h2 {
        font-size: 1.5rem;
    }
    
    .faq-question h3 {
        font-size: 1rem;
    }
}