:root {
            --primary-color: #6c0909;
            --dark-color: #000;
            --light-text: #fff;
            --bg-gray: #f4f4f4;
        }

        body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif; margin: 0; line-height: 1.6; color: #333; }
        header { background: var(--dark-color); color: var(--light-text); padding: 1rem 0; text-align: center; border-bottom: 3px solid var(--primary-color); }
        nav { background: #222; padding: 0.5rem; text-align: center; }
        nav a { color: #fff; text-decoration: none; padding: 0 10px; font-size: 0.9rem; }
        .container { max-width: 1100px; margin: auto; padding: 20px; }
        
        /* Hero Section */
        .hero { position: relative; height: 300px; background: #000; display: flex; align-items: center; justify-content: center; overflow: hidden; margin-bottom: 2rem; }
        .hero img { width: 100%; height: 100%; object-fit: cover; opacity: 0.6; }
        
        /* Grid Layout */
        .manga-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(175px, 1fr)); gap: 20px; margin-bottom: 2rem; }
        .card { background: #fff; border: 1px solid #ddd; padding: 10px; transition: transform 0.2s; }
        .card:hover { transform: translateY(-5px); box-shadow: 0 5px 15px rgba(0,0,0,0.1); }
        .card img { width: 100%; height: 238px; object-fit: cover; border-radius: 4px; }
        
        /* Footer */
        footer { background: var(--dark-color); color: #888; text-align: center; padding: 2rem; margin-top: 2rem; }

        @media (max-width: 768px) {
            .manga-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
        }