/* Category Page Styles - 文章分类页面样式，按照参考图瀑布流布局 */

/* 重置样式 */
* {
    box-sizing: border-box !important;
}

html, body {
    margin: 0 !important;
    padding: 0 !important;
    background-color: #1a1a1a !important;
    color: #e0e0e0 !important;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
    min-height: 100vh !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    height: auto !important;
    display: flex !important;
    flex-direction: column !important;
}

body.category {
    position: relative !important;
    overflow: auto !important;
    overflow-y: auto !important;
    height: auto !important;
    width: auto !important;
    min-height: 100vh !important;
    display: flex !important;
    flex-direction: column !important;
}

/* 背景层样式 - 与single.php相同 */
.category-bg-blur {
    position: fixed !important;
    inset: -30px !important;
    background-size: cover !important;
    background-position: center !important;
    filter: blur(45px) brightness(0.7) !important;
    opacity: 0.7 !important;
    z-index: 1 !important;
    transform: scale(1.1) !important;
    transition: background-image 0.8s ease !important;
    pointer-events: none !important;
}

.category-mask {
    position: fixed !important;
    inset: 0 !important;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.4) 100%) !important;
    z-index: 2 !important;
    pointer-events: none !important;
}

/* Hero区域 - 已移除 */
.category-hero {
    display: none !important;
}

/* 主容器 */
.category-container {
    position: relative !important;
    display: block !important;
    width: 80% !important;
    max-width: none !important;
    margin: 0 auto !important;
    padding: 80px 20px 20px 20px !important;
    color: #e0e0e0 !important;
    z-index: 10 !important;
    flex: 1 !important;
}

.category-content {
    display: flex !important;
    gap: 30px !important;
    align-items: flex-start !important;
}

/* 左侧分类侧边栏 */
.category-sidebar {
    width: 280px !important;
    flex-shrink: 0 !important;
}

.sidebar-widget {
    background-color: transparent !important;
    backdrop-filter: none !important;
    border-radius: 8px !important;
    border: 2px solid rgba(255, 255, 255, 0.15) !important;
    padding: 20px !important;
    margin-bottom: 20px !important;
}

.widget-title {
    font-size: 16px !important;
    font-weight: 600 !important;
    color: #ffffff !important;
    margin-bottom: 16px !important;
    padding-bottom: 8px !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15) !important;
}

/* 分类列表样式 */
.categories-list {
    margin-top: 12px !important;
}

.category-item {
    margin-bottom: 4px !important;
}

.category-item.category-parent {
    margin-bottom: 4px !important;
}

.category-item.category-child {
    margin-bottom: 2px !important;
}

/* 分类链接包装器 - 与顶部菜单相同背景 */
.category-link-wrapper {
    display: flex !important;
    align-items: center !important;
    padding: 10px 12px !important;
    background: rgba(0, 0, 0, 0.3) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    border-radius: 6px !important;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
}

.category-link-wrapper .category-link {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    flex: 1 !important;
    color: rgba(255, 255, 255, 0.8) !important;
    text-decoration: none !important;
    transition: color 0.2s ease !important;
    border: none !important;
}

.category-link-wrapper .category-link:hover {
    color: #ffffff !important;
}

.category-item.active > .category-link-wrapper {
    background: rgba(255, 255, 255, 0.15) !important;
}

.category-item.active > .category-link-wrapper .category-link {
    color: #ffffff !important;
    font-weight: 600 !important;
}

/* 子分类链接 - 与顶部菜单相同背景 */
.category-child .category-link {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    padding: 8px 12px 8px 24px !important;
    color: rgba(255, 255, 255, 0.7) !important;
    text-decoration: none !important;
    background: rgba(0, 0, 0, 0.2) !important;
    backdrop-filter: blur(15px) !important;
    -webkit-backdrop-filter: blur(15px) !important;
    border-radius: 4px !important;
    border: none !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.category-child .category-link:hover {
    color: #ffffff !important;
    background: rgba(0, 0, 0, 0.4) !important;
}

.category-child.active .category-link {
    color: #ffffff !important;
    font-weight: 600 !important;
    background: rgba(255, 255, 255, 0.1) !important;
}

/* 折叠切换按钮 - 箭头图标 */
.category-toggle {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 24px !important;
    height: 24px !important;
    color: rgba(255, 255, 255, 0.5) !important;
    cursor: pointer !important;
    flex-shrink: 0 !important;
    border-radius: 4px !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    border: none !important;
    outline: none !important;
    background: transparent !important;
}

.category-toggle:hover {
    color: rgba(255, 255, 255, 0.9) !important;
    background: rgba(255, 255, 255, 0.1) !important;
}

.category-toggle .category-arrow-icon {
    width: 12px !important;
    height: 12px !important;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
    transform: rotate(-90deg) !important;
}

.category-toggle.expanded .category-arrow-icon {
    transform: rotate(0deg) !important;
}

/* 子分类容器（可折叠）- 丝滑动画 */
.category-children {
    overflow: hidden !important;
    padding-left: 8px !important;
    margin-top: 4px !important;
    max-height: 0 !important;
    opacity: 0 !important;
    transform: translateY(-5px) !important;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.category-children.expanded {
    max-height: 500px !important;
    opacity: 1 !important;
    transform: translateY(0) !important;
}

.category-count {
    font-size: 12px !important;
    color: rgba(255, 255, 255, 0.4) !important;
    flex-shrink: 0 !important;
}

.category-name {
    font-size: 14px !important;
    flex: 1 !important;
}

.category-child .category-name {
    font-size: 13px !important;
}


/* 热门文章样式 */
.popular-posts-list {
    margin-top: 12px !important;
}

.popular-post-item {
    display: flex !important;
    gap: 10px !important;
    padding: 12px 0 !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
}

.popular-post-item:last-child {
    border-bottom: none !important;
}

.popular-post-thumbnail {
    width: 50px !important;
    height: 50px !important;
    border-radius: 6px !important;
    overflow: hidden !important;
    flex-shrink: 0 !important;
    background-color: transparent !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
}

.popular-post-thumbnail img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
}

.default-thumbnail {
    width: 100% !important;
    height: 100% !important;
    background: rgba(255, 255, 255, 0.05) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: rgba(255, 255, 255, 0.3) !important;
}

.popular-post-info {
    flex: 1 !important;
}

.popular-post-title {
    margin: 0 0 6px 0 !important;
}

.popular-post-title a {
    color: #e0e0e0 !important;
    text-decoration: none !important;
    font-size: 13px !important;
    line-height: 1.3 !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
}

.popular-post-title a:hover {
    color: #0066cc !important;
}

.popular-post-meta {
    color: #888 !important;
    font-size: 11px !important;
}

/* 右侧主内容区域 */
.category-main {
    flex: 1 !important;
    max-width: calc(100% - 310px) !important;
}

/* 瀑布流布局 - 按照参考图设计 */
.posts-masonry {
    column-count: 4;
    column-gap: 15px;
    margin-bottom: 40px;
}

@media (max-width: 1200px) {
    .posts-masonry {
        column-count: 3;
    }
}

@media (max-width: 900px) {
    .posts-masonry {
        column-count: 2;
    }
}

@media (max-width: 600px) {
    .posts-masonry {
        column-count: 1;
    }
}

/* 瀑布流项目样式 */
.masonry-item {
    break-inside: avoid;
    margin-bottom: 15px;
    display: inline-block;
    width: 100%;
}

.masonry-card-link {
    display: block !important;
    text-decoration: none !important;
    color: inherit !important;
}

.masonry-card {
    background: transparent !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    border-radius: 8px !important;
    overflow: hidden !important;
    transition: all 0.3s ease !important;
    position: relative !important;
}

.masonry-card:hover {
    transform: translateY(-3px) !important;
    border-color: rgba(255, 255, 255, 0.2) !important;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4) !important;
}

.card-image {
    position: relative !important;
    width: 100% !important;
    overflow: hidden !important;
    background: rgba(255, 255, 255, 0.05) !important;
    min-height: 150px !important;
    display: block !important;
}

.card-image img,
.card-image .post-thumbnail,
.card-image .wp-post-image {
    width: 100% !important;
    height: auto !important;
    display: block !important;
    transition: transform 0.3s ease !important;
    object-fit: cover !important;
    max-height: 200px !important;
    min-height: 150px !important;
    opacity: 1 !important;
    visibility: visible !important;
}

.masonry-card:hover .card-image img,
.masonry-card:hover .card-image .post-thumbnail,
.masonry-card:hover .card-image .wp-post-image {
    transform: scale(1.05) !important;
}

.default-image {
    width: 100% !important;
    height: 150px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: rgba(255, 255, 255, 0.3) !important;
    background: rgba(255, 255, 255, 0.05) !important;
    flex-direction: column !important;
}

.card-overlay {
    position: absolute !important;
    inset: 0 !important;
    background: rgba(0, 0, 0, 0.7) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    opacity: 0 !important;
    transition: opacity 0.3s ease !important;
}

.masonry-card:hover .card-overlay {
    opacity: 1 !important;
}

.card-link-icon {
    color: #ffffff !important;
    text-decoration: none !important;
    padding: 8px !important;
    background: rgba(255, 255, 255, 0.2) !important;
    border-radius: 50% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: all 0.2s ease !important;
}

.masonry-card:hover .card-link-icon {
    background: rgba(255, 255, 255, 0.3) !important;
    transform: scale(1.1) !important;
}

.card-content {
    padding: 15px !important;
}

.card-title {
    margin: 0 0 10px 0 !important;
    color: #ffffff !important;
    text-decoration: none !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    line-height: 1.3 !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
}

.masonry-card-link:hover .card-title {
    color: #0066cc !important;
}

.card-meta {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    color: rgba(255, 255, 255, 0.6) !important;
    font-size: 11px !important;
}

/* 无文章提示 */
.no-posts {
    text-align: center !important;
    padding: 60px 20px !important;
    color: rgba(255, 255, 255, 0.6) !important;
    font-size: 16px !important;
    grid-column: 1 / -1 !important;
}

.no-posts-icon {
    font-size: 48px !important;
    margin-bottom: 16px !important;
    opacity: 0.5 !important;
}

/* 分页导航 */
.pagination-wrapper {
    display: flex !important;
    justify-content: center !important;
    margin-top: 40px !important;
}

.pagination-wrapper .page-numbers {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 8px 12px !important;
    margin: 0 4px !important;
    background: transparent !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    border-radius: 6px !important;
    color: rgba(255, 255, 255, 0.8) !important;
    text-decoration: none !important;
    font-size: 14px !important;
    transition: all 0.2s ease !important;
}

.pagination-wrapper .page-numbers:hover,
.pagination-wrapper .page-numbers.current {
    background: rgba(255, 255, 255, 0.1) !important;
    color: #ffffff !important;
    border-color: rgba(255, 255, 255, 0.3) !important;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .category-content {
        flex-direction: column !important;
    }
    
    .category-sidebar {
        width: 100% !important;
        order: 2 !important;
    }
    
    .category-main {
        max-width: 100% !important;
        order: 1 !important;
    }
}

@media (max-width: 768px) {
    .category-container {
        width: 90% !important;
        padding: 70px 15px 15px 15px !important;
    }
}

@media (max-width: 480px) {
    .category-container {
        width: 95% !important;
        padding: 70px 10px 10px 10px !important;
    }
}