*{box-sizing:border-box;margin:0;padding:0}body{color:#111;background-color:#fafafa;font-family:Arial,Helvetica,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}button{cursor:pointer}.container{max-width:1200px;margin:auto;padding:2rem}.navbar{background:#fff;border-bottom:1px solid #eee;justify-content:space-between;align-items:center;padding:1.2rem 2rem;display:flex}.navbar a{margin-left:1rem;font-weight:500}.logo{font-size:1.2rem;font-weight:700}.product-grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:2rem;margin-top:2rem;display:grid}.product-card{background:#fff;border:1px solid #eee;border-radius:8px;padding:1rem;transition:transform .2s}.product-card:hover{transform:translateY(-5px)}.product-card h3{margin-bottom:.5rem}.price{margin-top:.5rem;font-weight:700}.btn{color:#fff;background:#000;border:none;margin-top:1rem;padding:.6rem 1rem}