/*
 * 响应式样式
 * YPT2025 Theme
 */

/* 中等屏幕 - 导航栏紧凑布局 */
@media (max-width: 1200px) {
    .nav-menu li {
        margin-right: 8px;
    }

    .nav-menu a {
        padding: 12px 8px;
        font-size: 13px;
        margin: 2px;
    }

    .quick-publish-btn {
        padding: 6px 12px;
        font-size: 12px;
    }

    .recommended-list {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }
}

/* 平板设备 */
@media (max-width: 1024px) {
    .site-main {
        padding: 15px;
    }
    
    .header-content {
        padding: 0 15px;
    }
    
    .nav-container {
        padding: 0 15px;
    }
    
    .recommended-list {
        grid-template-columns: repeat(4, 1fr);
        gap: 15px;
    }
    
    .articles-section {
        gap: 20px;
    }
}

/* 手机设备 */
@media (max-width: 768px) {
    .site-header {
        padding: 15px 0;
    }
    
    .header-content {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .site-logo {
        flex-direction: column;
        gap: 10px;
    }
    
    .site-logo img {
        max-height: 40px;
    }
    
    .site-title {
        font-size: 24px;
    }

    /* 页头右侧移动端样式 */
    .header-right {
        flex-direction: column;
        gap: 8px;
        align-items: flex-end;
    }

    .quick-publish-btn {
        padding: 6px 12px;
        font-size: 12px;
    }

    .login-btn {
        padding: 6px 12px;
        font-size: 12px;
    }

    .user-info .user-dropdown-toggle {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .main-navigation {
        padding: 10px 0;
    }
    
    .nav-menu {
        flex-direction: column;
        height: auto;
        padding: 0;
        flex-wrap: wrap;
        overflow: visible;
    }
    
    .nav-menu li {
        margin-right: 0;
        margin-bottom: 0;
        width: 100%;
        text-align: center;
    }
    
    .nav-menu li:last-child {
        margin-left: 0;
    }
    
    .nav-menu a {
        padding: 12px 15px;
        border-bottom: 1px solid #ecf0f1;
        margin: 0;
        border-radius: 0;
        color: #2c3e50;
    }

    .nav-menu a:hover {
        background-color: #f8f9fa;
        color: #e74c3c;
    }

    .nav-menu a.current,
    .nav-menu a.active {
        background-color: #e74c3c;
        color: #fff;
    }

    .nav-menu li:last-child a {
        border-bottom: none;
    }


    
    .banner-section {
        height: 200px;
        font-size: 18px;
        margin-bottom: 20px;
    }
    
    .section-title {
        font-size: 20px;
        margin-bottom: 15px;
    }
    
    .recommended-section {
        margin-bottom: 30px;
    }
    
    .recommended-list {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .recommended-item {
        margin: 0 auto;
        max-width: 300px;
    }
    
    .articles-section {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .articles-column {
        padding: 15px;
    }
    
    .article-item {
        padding: 12px 0;
    }
    
    .article-title {
        font-size: 15px;
    }
}

/* 小屏手机 */
@media (max-width: 480px) {
    .site-main {
        padding: 10px;
    }
    
    .header-content {
        padding: 0 10px;
    }
    
    .nav-container {
        padding: 0 10px;
    }
    
    .site-title {
        font-size: 20px;
    }
    
    .banner-section {
        height: 150px;
        font-size: 16px;
        margin-bottom: 15px;
    }
    
    .section-title {
        font-size: 18px;
        margin-bottom: 12px;
    }
    
    .recommended-list {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .recommended-item {
        max-width: 100%;
        padding: 12px;
    }
    
    .author-avatar {
        width: 50px;
        height: 50px;
    }
    
    .recommended-item h3 {
        font-size: 14px;
    }
    
    .articles-column {
        padding: 12px;
    }
    
    .article-item {
        padding: 10px 0;
    }
    
    .article-meta {
        flex-wrap: wrap;
        gap: 5px;
    }

    .article-category {
        font-size: 11px;
        padding: 2px 6px;
    }

    .top-badge {
        font-size: 10px;
        padding: 1px 4px;
    }
    
    .article-title {
        font-size: 14px;
    }
    
    .article-date {
        font-size: 11px;
    }
    
    .site-footer {
        padding: 15px 0;
        font-size: 14px;
    }
}

/* 横屏手机 */
@media (max-width: 768px) and (orientation: landscape) {
    .banner-section {
        height: 120px;
        font-size: 16px;
    }

    .nav-menu {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }

    .nav-menu li {
        width: auto;
        margin-right: 8px;
        margin-bottom: 5px;
    }

    .nav-menu a {
        padding: 6px 10px;
        border-bottom: none;
        border-radius: 3px;
        font-size: 13px;
    }
}

/* 打印样式 */
@media print {
    .site-header,
    .main-navigation,
    .site-footer,
    .banner-section,
    .recommended-section {
        display: none;
    }
    
    .site-main {
        max-width: none;
        margin: 0;
        padding: 0;
    }
    
    .articles-section {
        grid-template-columns: 1fr;
    }
    
    .articles-column {
        box-shadow: none;
        border: 1px solid #ccc;
        page-break-inside: avoid;
    }
    
    .article-item {
        page-break-inside: avoid;
    }
    
    a {
        text-decoration: none;
        color: #000;
    }
    
    .article-category {
        background: #f0f0f0;
        color: #000;
    }
}