/* 响应式样式 */

/* 大型设备 (笔记本电脑，桌面, 1200px以下) */
@media (max-width: 1199.98px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .map-showcase,
    .community-content,
    .artists-showcase,
    .intro-content {
        gap: 30px;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
}

/* 中型设备 (平板电脑, 992px以下) */
@media (max-width: 991.98px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .community-content,
    .intro-content {
        grid-template-columns: 1fr;
    }
    
    .intro-image {
        order: 0;
    }
    
    .intro-text {
        order: 1;
    }
    
    .intro-stats {
        flex-direction: row;
        justify-content: space-between;
    }
    
    /* 特色内容在平板设备上仍然保持三列 */
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        row-gap: 30px;
    }
}

/* 小型设备 (手机，平板, 768px以下) */
@media (max-width: 767.98px) {
    section {
        padding: 60px 0;
    }
    
    .navbar .container {
        flex-wrap: wrap;
    }
    
    .nav-links {
        display: none;
        width: 100%;
        order: 3;
        margin-top: 15px;
        flex-direction: column;
        text-align: center;
    }
    
    .nav-links.show {
        display: flex;
    }
    
    .nav-links li {
        margin: 10px 0;
    }
    
    .mobile-menu {
        display: block;
    }
    
    .hero {
        padding: 150px 0 80px;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .intro-text h3 {
        font-size: 1.8rem;
    }
    
    .intro-text h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .intro-text {
        text-align: center;
    }
    
    /* 保持intro-stats在移动端也是一行三个 */
    .intro-stats {
        display: flex;
        flex-direction: row;
        flex-wrap: nowrap;
        justify-content: space-between;
    }
    
    .stat-item {
        flex: 1;
        padding: 10px 5px;
    }
    
    .stat-number {
        font-size: 1.6rem;
    }
    
    .stat-label {
        font-size: 0.85rem;
    }
    
    /* 特色内容在手机设备上也保持三列 */
    .features-grid {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        justify-content: center;
    }
    
    .feature-card {
        flex: 0 0 calc(33.333% - 10px);
        padding: 15px 10px;
        min-width: 0;
    }
    
    .feature-icon {
        margin: 0 auto 15px;
        width: 50px;
        height: 50px;
    }
    
    .feature-icon i {
        font-size: 20px;
    }
    
    .feature-card h3 {
        font-size: 1rem;
        text-align: center;
    }
    
    .feature-card p {
        display: none;
    }
    
    .guide-step {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .guide-step:not(:last-child)::after {
        left: 50%;
        transform: translateX(-50%);
        top: 60px;
        width: 2px;
        height: 40px;
    }
    
    .step-number {
        margin-right: 0;
        margin-bottom: 25px;
    }
    
    /* 页脚移动端优化 */
    .footer {
        padding: 40px 0 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-logo {
        text-align: center;
        align-items: center;
        margin-bottom: 0;
    }
    
    .footer-logo h2 {
        font-size: 1.6rem;
    }
    
    .footer-links {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }
    
    .footer-links-col {
        text-align: center;
    }
    
    .footer-links-col h3 {
        font-size: 1.1rem;
        margin-bottom: 15px;
    }
    
    .footer-links-col h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-links-col ul li {
        margin-bottom: 10px;
    }
    
    .footer-links-col a {
        font-size: 0.9rem;
    }
    
    .footer-links-col a:hover {
        transform: translateX(0);
    }
    
    .copyright {
        margin-top: 20px;
        font-size: 0.8rem;
        padding: 15px 10px 0;
    }
}

/* 超小型设备 (小型手机, 576px以下) */
@media (max-width: 575.98px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 10px;
    }
    
    .btn {
        width: 100%;
    }
    
    /* 即使在超小屏幕上也保持intro-stats为一行三个 */
    .intro-stats {
        padding: 15px 10px;
    }
    
    .stat-number {
        font-size: 1.4rem;
    }
    
    .stat-label {
        font-size: 0.75rem;
    }
    
    /* 超小屏幕特色内容调整 */
    .feature-card {
        flex: 0 0 calc(33.333% - 8px);
        padding: 10px 5px;
    }
    
    .feature-icon {
        width: 40px;
        height: 40px;
        margin-bottom: 10px;
    }
    
    .feature-icon i {
        font-size: 18px;
    }
    
    .feature-card h3 {
        font-size: 0.85rem;
        margin-bottom: 0;
        padding-bottom: 0;
    }
    
    .feature-card h3::after {
        display: none;
    }
    
    .social-links {
        flex-direction: column;
    }
    
    .form-group {
        flex-direction: column;
    }
    
    .form-group input,
    .form-group button {
        width: 100%;
        border-radius: 4px;
    }
    
    .form-group input {
        margin-bottom: 10px;
    }
    
    .guide-cta .btn {
        width: 100%;
    }
    
    /* 页脚超小屏幕优化 */
    .footer {
        padding: 30px 0 15px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .footer-links-col h3 {
        margin-bottom: 10px;
    }
    
    .footer-links-col ul {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }
    
    .footer-links-col ul li {
        margin-bottom: 0;
    }
    
    .copyright {
        font-size: 0.75rem;
        line-height: 1.4;
    }
}