.article-header {
    margin-top: 80px;
    padding: 4rem 0;
    background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.95)), var(--gradient);
    background-size: cover;
    background-position: center;
    color: var(--text-color);
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.article-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    line-height: 1.2;
    color: var(--text-color);
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 0;
}

.article-content h2 {
    font-size: 2rem;
    margin: 3rem 0 1.5rem;
    color: var(--accent-color);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.article-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.article-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 12px;
    margin: 2rem 0;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.quote {
    background: var(--bg-card);
    border-left: 4px solid var(--accent-color);
    padding: 2rem;
    margin: 2rem 0;
    font-style: italic;
    font-size: 1.2rem;
    border-radius: 0 8px 8px 0;
    color: var(--text-color);
    box-shadow: var(--shadow);
}

.facts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}

.fact-card {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.fact-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.fact-card h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.fact-card p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.95rem;
}

.navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.nav-button {
    padding: 1rem 2rem;
    background: var(--bg-card);
    color: var(--text-color);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    font-weight: 500;
    box-shadow: var(--shadow);
}

.nav-button:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(124, 58, 237, 0.3);
}

@media (max-width: 768px) {
    .article-title {
        font-size: 2rem;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .article-content {
        padding: 2rem 0;
    }
    
    .article-image {
        height: 250px;
    }
    
    .navigation {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-button {
        text-align: center;
    }
}