/* Blog and Content Pages Styles */

.blog-header {
    padding-top: 120px;
    padding-bottom: var(--spacing-xl);
    text-align: center;
    background: linear-gradient(135deg, rgba(0, 26, 51, 0.9), rgba(0, 43, 77, 0.9));
}

.blog-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--spacing-md);
    color: var(--accent-color);
}

.blog-header p {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.8);
    max-width: 700px;
    margin: 0 auto;
}

/* Filter Buttons */
.filter-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg) 0;
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(0, 80, 158, 0.3);
    border: 2px solid var(--border-color);
    border-radius: 25px;
    color: var(--text-light);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-speed);
}

.filter-btn:hover {
    border-color: var(--accent-color);
    background: rgba(255, 215, 0, 0.1);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-color: var(--accent-color);
    color: var(--text-light);
    box-shadow: 0 4px 15px rgba(0, 168, 107, 0.4);
}

/* Articles Grid */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

/* Article Card */
.article-card {
    background: linear-gradient(135deg, rgba(0, 80, 158, 0.2), rgba(0, 43, 77, 0.2));
    border: 2px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    transition: all var(--transition-speed);
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.3);
}

.article-image {
    width: 100%;
    height: 200px;
    object-fit: contain;
    object-position: center;
    background: linear-gradient(135deg, rgba(0, 26, 51, 0.8), rgba(0, 43, 77, 0.6));
    border-bottom: 2px solid var(--border-color);
    padding: var(--spacing-md);
    display: block;
}

.article-content {
    padding: var(--spacing-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-meta {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.article-category {
    background: rgba(0, 168, 107, 0.2);
    color: var(--secondary-color);
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 600;
}

.article-read-time {
    color: rgba(255,255,255,0.6);
    font-size: 0.85rem;
}

.article-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--accent-color);
}

.article-excerpt {
    color: rgba(255,255,255,0.8);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    flex: 1;
}

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.article-date {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    width: 100%;
}

.article-footer .btn {
    flex: 1;
    min-width: 140px;
    text-align: center;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    margin-top: 0 !important;
}

.read-more {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-speed);
    display: inline-block;
    padding: 0.75rem 1rem;
    border: 2px solid var(--accent-color);
    border-radius: 25px;
    flex: 1;
    min-width: 140px;
    text-align: center;
}

.read-more:hover {
    color: var(--text-light);
    background: rgba(255, 215, 0, 0.1);
    transform: translateY(-2px);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .blog-header {
        padding-top: 100px;
    }
    
    .filter-buttons {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .article-card {
        margin: 0 auto;
        max-width: 500px;
    }
    
    .article-image {
        height: 220px;
        padding: 1rem;
    }
    
    .article-footer {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: flex-start;
    }
    
    .article-footer .btn {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .filter-btn {
        font-size: 0.85rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .article-title {
        font-size: 1.3rem;
    }
    
    .article-excerpt {
        font-size: 0.95rem;
    }
    
    .article-card {
        max-width: 100%;
    }
    
    .article-image {
        height: 200px;
        padding: 0.75rem;
    }
    
    .article-footer {
        flex-direction: column;
        align-items: stretch;
    }
    
    .article-footer .btn,
    .read-more {
        width: 100%;
        flex: none;
        margin: 0.25rem 0;
    }
    
    .article-footer .btn {
        font-size: 0.9rem;
        padding: 0.7rem 1rem;
    }
    
    .read-more {
        font-size: 0.9rem;
        padding: 0.7rem 1rem;
    }
}