/* Blog-specific styles extending Netnautica base styles */

/* Blog Hero Section */
.blog-hero {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    padding: 8rem 0 4rem;
    background: var(--gradient-dark);
    overflow: hidden;
}

.blog-hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.blog-hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.blog-hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-accent);
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.blog-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-top: 3rem;
}

.blog-stats .stat {
    text-align: center;
    background: rgba(26, 46, 46, 0.4);
    padding: 2rem 1.5rem;
    border-radius: 15px;
    border: var(--border-glow);
    min-width: 150px;
}

.blog-stats .stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.blog-stats .stat-label {
    color: var(--text-gray);
    font-size: 1rem;
    font-weight: 500;
}

/* Featured Article */
.featured-article {
    padding: 6rem 0;
    background: var(--dark-bg);
}

.featured-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.featured-badge {
    display: inline-block;
    background: var(--gradient-primary);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.featured-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.featured-text p {
    font-size: 1.2rem;
    color: var(--text-accent);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.featured-image {
    border-radius: 20px;
    overflow: hidden;
    position: relative;
}

.featured-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: var(--transition-smooth);
}

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

.article-meta {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    color: var(--text-gray);
    font-size: 0.95rem;
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-meta .author::before {
    content: '👤';
    font-size: 0.9rem;
}

.article-meta .date::before {
    content: '📅';
    font-size: 0.9rem;
}

.article-meta .read-time::before {
    content: '⏱️';
    font-size: 0.9rem;
}

/* Blog Categories */
.blog-categories {
    padding: 6rem 0;
    background: var(--gradient-dark);
}

.blog-categories h2 {
    text-align: center;
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 4rem;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.category-card {
    background: rgba(26, 46, 46, 0.6);
    backdrop-filter: blur(15px);
    border: var(--border-glow);
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.category-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(78, 205, 196, 0.2);
    border-color: var(--primary-color);
}

.category-card:hover::before {
    opacity: 0.05;
}

.category-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    filter: grayscale(1);
    transition: var(--transition-smooth);
}

.category-card:hover .category-icon {
    filter: grayscale(0);
    transform: scale(1.1);
}

.category-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.category-card p {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.article-count {
    display: inline-block;
    background: rgba(78, 205, 196, 0.1);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Latest Articles */
.latest-articles {
    padding: 6rem 0;
    background: var(--dark-bg);
}

.filter-tabs {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.filter-btn {
    background: transparent;
    border: 2px solid rgba(78, 205, 196, 0.3);
    color: var(--text-light);
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition-smooth);
    font-weight: 500;
}

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

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.article-card {
    background: rgba(26, 46, 46, 0.4);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition-smooth);
    border: 1px solid rgba(78, 205, 196, 0.1);
}

.article-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: var(--primary-color);
}

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

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

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

.article-category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--gradient-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.article-content {
    padding: 2rem;
}

.article-content h3 {
    margin-bottom: 1rem;
    line-height: 1.3;
}

.article-content h3 a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition-smooth);
}

.article-content h3 a:hover {
    color: var(--primary-color);
}

.article-content p {
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.article-content .article-meta {
    justify-content: space-between;
    margin-bottom: 0;
}

.load-more {
    text-align: center;
    margin-top: 4rem;
}

/* Newsletter */
.newsletter {
    padding: 6rem 0;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.newsletter::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, rgba(78, 205, 196, 0.1) 0%, transparent 50%);
    z-index: 0;
}

.newsletter-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.newsletter h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.newsletter p {
    font-size: 1.2rem;
    color: var(--text-accent);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto 1rem;
}

.newsletter-form input {
    flex: 1;
    padding: 1.2rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(78, 205, 196, 0.2);
    border-radius: 50px;
    color: var(--text-light);
    font-size: 1rem;
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(78, 205, 196, 0.1);
}

.newsletter-note {
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* Navigation active state */
.nav-menu a.active {
    color: var(--primary-color);
}

.nav-menu a.active::after {
    width: 100%;
}

/* Responsive Design */
@media (max-width: 768px) {
    .blog-stats {
        flex-direction: column;
        gap: 2rem;
        align-items: center;
    }
    
    .blog-stats .stat {
        min-width: 200px;
    }
    
    .featured-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .featured-text h2 {
        font-size: 2rem;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-tabs {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .newsletter-form {
        flex-direction: column;
        gap: 1rem;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .blog-hero-subtitle {
        font-size: 1.1rem;
    }
    
    .featured-text h2 {
        font-size: 1.7rem;
    }
    
    .category-card {
        padding: 2rem 1.5rem;
    }
    
    .article-content {
        padding: 1.5rem;
    }
}

/* Animation for filtering */
.article-card.fade-out {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.3s ease;
}

.article-card.fade-in {
    opacity: 1;
    transform: scale(1);
    transition: all 0.3s ease;
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Enhanced hover effects */
.category-card:hover,
.article-card:hover {
    box-shadow: 
        0 20px 60px rgba(78, 205, 196, 0.15),
        0 0 0 1px rgba(78, 205, 196, 0.3);
}