body{font-family:Arial,sans-serif;background:#f7f8fa;color:#222}
.navbar{background:#111!important}.navbar-brand,.nav-link{color:#fff!important}
.hero{background:linear-gradient(135deg,#111,#343a40);color:#fff;padding:80px 0}
.product-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 4px 18px rgba(0,0,0,.08);height:100%;transition:.2s}
.product-card:hover{transform:translateY(-3px)}
.product-img{height:220px;object-fit:cover;width:100%;background:#eee}
.price{font-size:1.25rem;font-weight:700}
.category-btn{margin:4px}.cart-badge{font-size:.7rem}
.whatsapp{position:fixed;right:20px;bottom:20px;background:#25d366;color:#fff;width:58px;height:58px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:28px;text-decoration:none;box-shadow:0 4px 14px rgba(0,0,0,.25);z-index:999}
footer{background:#111;color:#ddd;padding:40px 0}