/* ==================== APYDA主题内容管理样式 ==================== */

/* 基础变量 */
:root {
    --content-spacing: 2rem;
    --content-border-radius: 8px;
    --content-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --content-transition: all 0.3s ease;
    --content-max-width: 1200px;
}

/* ==================== 归档页面布局 ==================== */

/* 列表布局 */
.archive-layout-list .posts-container {
    display: flex;
    flex-direction: column;
    gap: var(--content-spacing);
}

.archive-layout-list .post-item {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--background-color);
    border-radius: var(--content-border-radius);
    box-shadow: var(--content-shadow);
    transition: var(--content-transition);
}

.archive-layout-list .post-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.archive-layout-list .post-thumbnail {
    flex-shrink: 0;
    width: 200px;
    height: 150px;
    border-radius: var(--content-border-radius);
    overflow: hidden;
}

.archive-layout-list .post-content {
    flex: 1;
}

/* 网格布局 */
.archive-layout-grid .posts-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--content-spacing);
}

.archive-layout-grid .post-item {
    background: var(--background-color);
    border-radius: var(--content-border-radius);
    box-shadow: var(--content-shadow);
    overflow: hidden;
    transition: var(--content-transition);
}

.archive-layout-grid .post-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.archive-layout-grid .post-thumbnail {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.archive-layout-grid .post-content {
    padding: 1.5rem;
}

/* 瀑布流布局 */
.archive-layout-masonry .posts-container {
    column-count: 3;
    column-gap: var(--content-spacing);
}

.archive-layout-masonry .post-item {
    break-inside: avoid;
    margin-bottom: var(--content-spacing);
    background: var(--background-color);
    border-radius: var(--content-border-radius);
    box-shadow: var(--content-shadow);
    overflow: hidden;
    transition: var(--content-transition);
}

.archive-layout-masonry .post-item:hover {
    transform: scale(1.02);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* 卡片布局 */
.archive-layout-card .posts-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--content-spacing);
}

.archive-layout-card .post-item {
    background: var(--background-color);
    border-radius: var(--content-border-radius);
    box-shadow: var(--content-shadow);
    overflow: hidden;
    transition: var(--content-transition);
    position: relative;
}

.archive-layout-card .post-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.archive-layout-card .post-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* ==================== 单篇文章布局 ==================== */

/* 默认布局 */
.single-layout-default .post-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--content-spacing);
}

/* 宽屏布局 */
.single-layout-wide .post-content {
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: var(--content-spacing);
}

/* 极简布局 */
.single-layout-minimal .post-content {
    max-width: 700px;
    margin: 0 auto;
    padding: var(--content-spacing);
    font-size: 1.1em;
    line-height: 1.8;
}

.single-layout-minimal .post-meta {
    text-align: center;
    margin-bottom: 3rem;
}

.single-layout-minimal .post-title {
    text-align: center;
    margin-bottom: 2rem;
}

/* 杂志布局 */
.single-layout-magazine .post-content {
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: var(--content-spacing);
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
}

.single-layout-magazine .post-main {
    grid-column: 1;
}

.single-layout-magazine .post-sidebar {
    grid-column: 2;
    background: var(--background-color);
    padding: 2rem;
    border-radius: var(--content-border-radius);
    height: fit-content;
    position: sticky;
    top: 2rem;
}

/* ==================== 页面布局 ==================== */

/* 全宽布局 */
.page-layout-full-width .page-content {
    width: 100%;
    padding: var(--content-spacing);
}

/* 左侧边栏布局 */
.page-layout-sidebar-left .page-wrapper {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--content-spacing);
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: var(--content-spacing);
}

.page-layout-sidebar-left .page-sidebar {
    grid-column: 1;
}

.page-layout-sidebar-left .page-content {
    grid-column: 2;
}

/* 右侧边栏布局 */
.page-layout-sidebar-right .page-wrapper {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--content-spacing);
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: var(--content-spacing);
}

.page-layout-sidebar-right .page-content {
    grid-column: 1;
}

.page-layout-sidebar-right .page-sidebar {
    grid-column: 2;
}

/* ==================== 文章元信息 ==================== */

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
    font-size: 0.9em;
    color: var(--text-color-light);
}

.post-meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.post-meta-item i {
    color: var(--primary-color);
}

.post-views,
.post-reading-time {
    background: var(--background-color-alt);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8em;
}

/* ==================== 面包屑导航 ==================== */

.has-breadcrumbs .breadcrumbs {
    background: var(--background-color);
    padding: 1rem var(--content-spacing);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--content-spacing);
}

.breadcrumbs-list {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    max-width: var(--content-max-width);
    margin: 0 auto;
}

.breadcrumbs-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.breadcrumbs-item:not(:last-child)::after {
    content: '›';
    color: var(--text-color-light);
}

.breadcrumbs-link {
    color: var(--text-color);
    text-decoration: none;
    transition: var(--content-transition);
}

.breadcrumbs-link:hover {
    color: var(--primary-color);
}

/* ==================== 相关文章 ==================== */

.related-posts {
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 2px solid var(--border-color);
}

.related-posts-title {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-color);
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.related-post-item {
    background: var(--background-color);
    border-radius: var(--content-border-radius);
    overflow: hidden;
    box-shadow: var(--content-shadow);
    transition: var(--content-transition);
}

.related-post-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.related-post-thumbnail {
    width: 100%;
    height: 150px;
    overflow: hidden;
}

.related-post-content {
    padding: 1rem;
}

.related-post-title {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.related-post-title a {
    color: var(--text-color);
    text-decoration: none;
    transition: var(--content-transition);
}

.related-post-title a:hover {
    color: var(--primary-color);
}

/* ==================== 社交分享 ==================== */

.has-social-share .social-share {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--background-color);
    border-radius: var(--content-border-radius);
    text-align: center;
}

.social-share-title {
    margin-bottom: 1rem;
    color: var(--text-color);
}

.social-share-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.social-share-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    text-decoration: none;
    color: white;
    font-weight: 500;
    transition: var(--content-transition);
}

.social-share-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.social-share-button.facebook {
    background: #1877f2;
}

.social-share-button.twitter {
    background: #1da1f2;
}

.social-share-button.linkedin {
    background: #0077b5;
}

.social-share-button.whatsapp {
    background: #25d366;
}

.social-share-button.email {
    background: #666;
}

/* ==================== 无限滚动 ==================== */

.infinite-scroll-enabled .load-more-container {
    text-align: center;
    margin: 3rem 0;
}

.load-more-button {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--content-border-radius);
    cursor: pointer;
    font-size: 1rem;
    transition: var(--content-transition);
}

.load-more-button:hover {
    background: var(--primary-color-dark);
    transform: translateY(-2px);
}

.load-more-button:disabled {
    background: var(--text-color-light);
    cursor: not-allowed;
    transform: none;
}

.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 0.5rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ==================== 懒加载 ==================== */

.lazy-loading-enabled img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lazy-loading-enabled img[loading="lazy"].loaded {
    opacity: 1;
}

/* 懒加载占位符 */
.lazy-placeholder {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ==================== 响应式设计 ==================== */

@media (max-width: 768px) {
    :root {
        --content-spacing: 1rem;
    }
    
    /* 归档布局响应式 */
    .archive-layout-list .post-item {
        flex-direction: column;
        gap: 1rem;
    }
    
    .archive-layout-list .post-thumbnail {
        width: 100%;
        height: 200px;
    }
    
    .archive-layout-masonry .posts-container {
        column-count: 2;
    }
    
    .archive-layout-grid .posts-container,
    .archive-layout-card .posts-container {
        grid-template-columns: 1fr;
    }
    
    /* 单篇文章响应式 */
    .single-layout-magazine .post-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .single-layout-magazine .post-sidebar {
        position: static;
    }
    
    /* 页面布局响应式 */
    .page-layout-sidebar-left .page-wrapper,
    .page-layout-sidebar-right .page-wrapper {
        grid-template-columns: 1fr;
    }
    
    .page-layout-sidebar-left .page-sidebar,
    .page-layout-sidebar-right .page-sidebar {
        order: 2;
    }
    
    .page-layout-sidebar-left .page-content,
    .page-layout-sidebar-right .page-content {
        order: 1;
    }
    
    /* 相关文章响应式 */
    .related-posts-grid {
        grid-template-columns: 1fr;
    }
    
    /* 社交分享响应式 */
    .social-share-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .social-share-button {
        width: 200px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .archive-layout-masonry .posts-container {
        column-count: 1;
    }
    
    .post-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .breadcrumbs-list {
        font-size: 0.9em;
    }
}

/* ==================== 打印样式 ==================== */

@media print {
    .social-share,
    .load-more-container,
    .breadcrumbs {
        display: none !important;
    }
    
    .post-content,
    .page-content {
        max-width: none !important;
        padding: 0 !important;
        box-shadow: none !important;
    }
    
    .post-item,
    .related-post-item {
        break-inside: avoid;
        box-shadow: none !important;
        border: 1px solid #ddd;
    }
}

/* ==================== 高对比度模式 ==================== */

@media (prefers-contrast: high) {
    .post-item,
    .related-post-item {
        border: 2px solid var(--text-color);
    }
    
    .social-share-button {
        border: 2px solid white;
    }
    
    .load-more-button {
        border: 2px solid var(--primary-color);
    }
}

/* ==================== 减少动画模式 ==================== */

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .post-item:hover,
    .related-post-item:hover,
    .load-more-button:hover {
        transform: none !important;
    }
}