*{margin:0;padding:0;box-sizing:border-box}body{font-family:system-ui,-apple-system,sans-serif;line-height:1.6;color:#333;background-color:#f5f5f5;background-image:radial-gradient(circle,#ddd 1px,transparent 1px);background-size:20px 20px}.container{max-width:1200px;margin:0 auto;padding:2rem}header{text-align:center;margin-bottom:3rem}header h1{font-size:2.5rem;color:#2c3e50;margin-bottom:.5rem}header p{font-size:1.1rem;color:#666}.books-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;max-width:800px;margin:0 auto}.book-card{display:block;background:#fff;border-radius:12px;box-shadow:0 4px 6px #0000001a;overflow:hidden;transition:transform .2s ease;text-decoration:none;color:inherit;cursor:pointer}.book-card:hover{transform:translateY(-2px);box-shadow:0 8px 15px #00000026;text-decoration:none;color:inherit}.book-cover{width:100%;height:auto;object-fit:contain;max-height:400px}.book-info{padding:1.5rem}.book-info h3{font-size:1.25rem;color:#2c3e50;margin-bottom:.5rem}.description{color:#666;font-size:.9rem;margin-bottom:1rem;line-height:1.5}.price{font-size:1.5rem;font-weight:700;color:#e74c3c;margin-bottom:1rem}@media (max-width: 768px){.container{padding:1rem}header h1{font-size:2rem}.books-grid{grid-template-columns:1fr;max-width:400px}}