/* Blog Page Specific Styles */

.main-content {
    min-height: calc(100vh - 140px);
}

/* Blog Hero */
.blog-hero {
    background: linear-gradient(135deg, var(--light-bg) 0%, #e2e8f0 100%);
    text-align: center;
    padding: 3rem 0;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Featured Article */
.featured-section {
    background: var(--white);
}

.featured-article {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    padding: 3rem;
    transition: all 0.3s ease;
}

.featured-article:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-large);
}

.article-image {
    overflow: hidden;
    border-radius: 12px;
}

.article-image img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.article-content {
    padding: 1rem 0;
}

.article-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.article-date,
.article-category,
.article-read-time {
    font-size: 0.8rem;
    color: var(--text-light);
    background: var(--light-bg);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    border: 1px solid #e2e8f0;
}

.article-category {
    background: var(--light-teal);
    color: var(--primary-color);
    font-weight: 600;
}

.article-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.article-excerpt {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 2rem;
    font-size: 1.05rem;
}

/* Articles Section */
.articles-section {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.articles-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    gap: 2rem;
}

.articles-filter {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-1px);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.article-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
}

.article-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-medium);
}

.article-card .article-image {
    height: 200px;
    overflow: hidden;
}

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

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

.article-card .article-content {
    padding: 1.5rem;
}

.article-card .article-title {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.article-card .article-excerpt {
    font-size: 0.95rem;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-link {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.article-link:hover {
    color: var(--secondary-color);
    transform: translateX(4px);
}

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

.load-more-btn {
    min-width: 200px;
}

/* Newsletter Section */
.newsletter-section {
    background: var(--gradient-primary);
    color: var(--white);
    text-align: center;
}

.newsletter-content h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--white);
}

.newsletter-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    max-width: 400px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    font-size: 1rem;
    min-width: 250px;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.2);
}

.newsletter-form button {
    background: var(--white);
    color: var(--primary-color);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-form button:hover {
    background: var(--light-bg);
    transform: translateY(-1px);
}

/* Article Filtering */
.article-card.hidden {
    display: none;
}

.article-card.visible {
    display: block;
    animation: fadeInUp 0.5s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading States */
.article-card.loading {
    opacity: 0.6;
    pointer-events: none;
}

.article-image.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border: 4px solid #e2e8f0;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .page-title {
        font-size: 2.5rem;
    }
    
    .featured-article {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 2rem;
    }
    
    .articles-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .articles-filter {
        width: 100%;
        overflow-x: auto;
        padding-bottom: 0.5rem;
    }
    
    .filter-btn {
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .newsletter-form {
        flex-direction: column;
        align-items: center;
    }
    
    .newsletter-form input {
        width: 100%;
        max-width: 300px;
    }
    
    .newsletter-form button {
        width: 150px;
    }
}

@media (max-width: 480px) {
    .page-title {
        font-size: 2rem;
    }
    
    .featured-article {
        padding: 1.5rem;
    }
    
    .article-title {
        font-size: 1.5rem;
    }
    
    .article-card .article-content {
        padding: 1rem;
    }
    
    .article-card .article-title {
        font-size: 1.2rem;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .newsletter-content h2 {
        font-size: 1.5rem;
    }
}

/* Print Styles */
@media print {
    .articles-filter,
    .load-more-container,
    .newsletter-section {
        display: none !important;
    }
    
    .article-card {
        break-inside: avoid;
        box-shadow: none !important;
        border: 1px solid #ccc;
        margin-bottom: 1rem;
    }
    
    .article-image {
        height: auto !important;
    }
    
    .article-link {
        color: #000 !important;
    }
}

/* Accessibility Improvements */
.article-card:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.filter-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Image loading states */
.article-image img {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.article-image img.loaded {
    opacity: 1;
}