/* Blog Specific Styles */

/* Blog Hero */
.blog-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-3xl) 0;
    text-align: center;
}

.blog-hero-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    color: white;
}

.blog-hero-description {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
}

/* Blog Filters */
.blog-filters {
    background-color: var(--background-white);
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--border-color);
}

.search-container {
    position: relative;
    max-width: 500px;
    margin: 0 auto var(--spacing-xl);
}

.search-box {
    display: flex;
    align-items: center;
    background-color: var(--background-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
}

.search-input {
    flex: 1;
    border: none;
    background: none;
    padding: var(--spacing-md);
    font-size: 1rem;
    outline: none;
}

.search-input::placeholder {
    color: var(--text-light);
}

.search-btn {
    background: none;
    border: none;
    padding: var(--spacing-md);
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.search-btn:hover {
    color: var(--primary-color);
}

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    display: none;
    max-height: 300px;
    overflow-y: auto;
}

.search-result-item {
    display: block;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.search-result-item:hover {
    background-color: var(--background-light);
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-item h4 {
    margin: 0;
    font-size: 1rem;
}

.no-results {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--text-light);
}

/* Filter Tabs */
.filter-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.filter-tab {
    background: none;
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.filter-tab:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.filter-tab.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* Featured Post */
.featured-post {
    padding: var(--spacing-3xl) 0;
    background-color: var(--background-light);
}

.featured-article {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    background-color: var(--background-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.featured-image {
    height: 400px;
    overflow: hidden;
}

.featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.featured-article:hover .featured-image img {
    transform: scale(1.05);
}

.featured-content {
    padding: var(--spacing-2xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.featured-category {
    display: inline-block;
    background-color: var(--accent-color);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.featured-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    line-height: 1.3;
}

.featured-title a {
    color: var(--text-primary);
    text-decoration: none;
}

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

.featured-excerpt {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.featured-meta {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    font-size: 0.875rem;
    color: var(--text-light);
}

.featured-actions {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-wrap: wrap;
}

/* Blog Posts Grid */
.blog-posts {
    padding: var(--spacing-3xl) 0;
    background-color: var(--background-white);
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-3xl);
}

/* Enhanced Post Cards */
.post-card {
    background-color: var(--background-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.post-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.post-image {
    height: 250px;
    overflow: hidden;
    position: relative;
}

.post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.post-card:hover .post-image img {
    transform: scale(1.1);
}

.post-content {
    padding: var(--spacing-xl);
}

.post-category {
    display: inline-block;
    background-color: var(--primary-light);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.post-title {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.4;
}

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

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

.post-excerpt {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.post-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.bookmark-btn,
.share-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.bookmark-btn:hover,
.share-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background-color: var(--background-light);
}

.bookmark-btn.bookmarked {
    background-color: var(--success-color);
    border-color: var(--success-color);
    color: white;
}

/* Load More */
.load-more-container {
    text-align: center;
}

.load-more-btn {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1.1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .blog-hero-title {
        font-size: 2rem;
    }
    
    .blog-hero-description {
        font-size: 1rem;
    }
    
    .featured-article {
        grid-template-columns: 1fr;
    }
    
    .featured-image {
        height: 250px;
    }
    
    .featured-content {
        padding: var(--spacing-xl);
    }
    
    .featured-title {
        font-size: 1.5rem;
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-tabs {
        gap: var(--spacing-xs);
    }
    
    .filter-tab {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: 0.8rem;
    }
    
    .featured-meta {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .featured-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .post-actions {
        flex-direction: column;
    }
    
    .bookmark-btn,
    .share-btn {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .blog-hero {
        padding: var(--spacing-2xl) 0;
    }
    
    .blog-hero-title {
        font-size: 1.75rem;
    }
    
    .featured-content {
        padding: var(--spacing-lg);
    }
    
    .post-content {
        padding: var(--spacing-lg);
    }
    
    .post-title {
        font-size: 1.1rem;
    }
}

/* Animation for filtered posts */
.post-card {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.3s ease;
}

.post-card.hidden {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
}

/* Category colors */
.post-card[data-category="understanding"] .post-category {
    background-color: var(--primary-color);
}

.post-card[data-category="treatment"] .post-category {
    background-color: var(--secondary-color);
}

.post-card[data-category="nutrition"] .post-category {
    background-color: var(--accent-color);
}

.post-card[data-category="mental-health"] .post-category {
    background-color: #9B59B6;
}

.post-card[data-category="stories"] .post-category {
    background-color: #E67E22;
}

.post-card[data-category="qa"] .post-category {
    background-color: #3498DB;
}

.post-card[data-category="news"] .post-category {
    background-color: #1ABC9C;
}

/* Reading progress indicator */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    z-index: 1001;
    transition: width 0.1s ease;
}

/* Print styles */
@media print {
    .blog-filters,
    .featured-post,
    .load-more-container,
    .newsletter {
        display: none;
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .post-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
}