/**
 * Trending Keywords Component Styles
 * Displays trending topics like Twitter without hashtags
 */

/* ============================================
   Container
   ============================================ */

#trending-keywords-wrapper,
.trending-keywords-wrapper {
    margin-top: -45px;
    max-width: 100%;
}

/* ============================================
   Card
   ============================================ */

.trending-keywords-card {
    background: var(--card-bg, #fff);
    border-radius: 12px;
    overflow: hidden;
}

/* ============================================
   Header
   ============================================ */

.trending-keywords-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
}

.trending-keywords-icon {
    font-size: 18px;
}

.trending-keywords-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
}

/* ============================================
   List
   ============================================ */

.trending-keywords-list {
    display: flex;
    flex-direction: column;
}

.trending-keyword-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    text-decoration: none;
    color: inherit;
    transition: background 0.15s ease;
}

.trending-keyword-item:last-child {
    border-bottom: none;
}

.trending-keyword-item:hover {
    background: var(--hover-bg, #f5f5f5);
}

/* ============================================
   Rank Numbers
   ============================================ */

.trending-keyword-rank {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    color: var(--text-secondary, #666);
    background: var(--bg-secondary, #f0f0f0);
    border-radius: 6px;
}

/* Top 3 special styling */
.trending-keyword-item.top-1 .trending-keyword-rank {
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: #fff;
}

.trending-keyword-item.top-2 .trending-keyword-rank {
    background: linear-gradient(135deg, #C0C0C0, #A0A0A0);
    color: #fff;
}

.trending-keyword-item.top-3 .trending-keyword-rank {
    background: linear-gradient(135deg, #CD7F32, #B87333);
    color: #fff;
}

/* ============================================
   Content
   ============================================ */

.trending-keyword-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.trending-keyword-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
    text-transform: capitalize;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.trending-keyword-item:hover .trending-keyword-text {
    color: var(--primary-color, #6366f1);
}

.trending-keyword-count {
    font-size: 12px;
    color: var(--text-secondary, #666);
}

/* ============================================
   Skeleton Loading
   ============================================ */

.trending-keywords-skeleton {
    background: var(--card-bg, #fff);
    border-radius: 12px;
    border: 1px solid var(--border-color, #e0e0e0);
    overflow: hidden;
}

.trending-keywords-skeleton-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color, #e0e0e0);
}

.trending-keywords-skeleton-list {
    padding: 8px 0;
}

.skeleton-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
}

.skeleton-rank {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    background: var(--skeleton-bg, #e0e0e0);
    animation: shimmer 1.5s infinite;
}

.skeleton-text {
    flex: 1;
    height: 14px;
    border-radius: 4px;
    background: var(--skeleton-bg, #e0e0e0);
    animation: shimmer 1.5s infinite;
}

.skeleton-line {
    border-radius: 4px;
    background: var(--skeleton-bg, #e0e0e0);
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

/* ============================================
   Dark Mode
   ============================================ */

[data-theme="dark"] .trending-keywords-card {
    background: var(--card-bg, #1e1e1e);
    border-color: var(--border-color, #333);
}

[data-theme="dark"] .trending-keywords-header {
    border-color: var(--border-color, #333);
}

[data-theme="dark"] .trending-keyword-item {
    border-color: var(--border-color, #333);
}

[data-theme="dark"] .trending-keyword-item:hover {
    background: var(--hover-bg, #2a2a2a);
}

[data-theme="dark"] .trending-keyword-rank {
    background: var(--bg-secondary, #333);
}

[data-theme="dark"] .trending-keywords-skeleton {
    background: var(--card-bg, #1e1e1e);
    border-color: var(--border-color, #333);
}

[data-theme="dark"] .trending-keywords-skeleton-header {
    border-color: var(--border-color, #333);
}

[data-theme="dark"] .skeleton-rank,
[data-theme="dark"] .skeleton-text,
[data-theme="dark"] .skeleton-line {
    background: var(--skeleton-bg, #333);
}

/* ============================================
   Mobile
   ============================================ */

@media (max-width: 768px) {
    #trending-keywords-wrapper {
        margin-top: -45px;
    }
    
    .trending-keywords-card {
        border-radius: 0;
        border-left: none;
        border-right: none;
    }
    
    .trending-keyword-item {
        padding: 8px 12px;
    }
    
    .trending-keyword-rank {
        width: 22px;
        height: 22px;
        font-size: 11px;
    }
    
    .trending-keyword-text {
        font-size: 13px;
    }
    
    .trending-keyword-count {
        font-size: 11px;
    }
}

/* ============================================
   RTL Support
   ============================================ */

[dir="rtl"] .trending-keywords-header {
    flex-direction: row-reverse;
}

[dir="rtl"] .trending-keyword-item {
    flex-direction: row-reverse;
}

[dir="rtl"] .trending-keyword-content {
    align-items: flex-end;
}

/* ============================================
   Trending Posts Section
   ============================================ */

#trending-posts-wrapper,
.trending-posts-wrapper {
    margin-top: 16px;
}

.trending-posts-header {
    margin-top: -30px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px 8px;
}

.trending-posts-icon {
    width: 18px;
    height: 18px;
    opacity: 0.8;
}

.trending-posts-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary, #1a1a1a);
}

.trending-posts-list {
    display: flex;
    flex-direction: column;
}

/* Thread skeleton for loading */
#trending-posts-wrapper .thread-skeleton {
    height: 120px;
    background: var(--card-bg, #fff);
    border-radius: 8px;
    margin: 8px 0;
    animation: shimmer 1.5s infinite;
}

[data-theme="dark"] #trending-posts-wrapper .thread-skeleton {
    background: var(--card-bg, #1e1e1e);
}

[data-theme="dark"] .trending-posts-title {
    color: var(--text-primary, #e0e0e0);
}

[data-theme="dark"] .trending-posts-icon {
    filter: invert(1);
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .trending-posts-header {
        padding: 10px 12px 6px;
    }
    
    .trending-posts-title {
        font-size: 14px;
    }
}

/* RTL support */
[dir="rtl"] .trending-posts-header {
    flex-direction: row-reverse;
}