.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 25px;
    margin: 30px 0;
}

.product-card {
    border: 1px solid #eee;
    padding: 18px;
    border-radius: 12px;
    background: #fff;
    transition: box-shadow .25s;
}

.product-card:hover {
    box-shadow: 0 0 12px rgba(0,0,0,0.15);
}

.product-card img {
    width: 100%;
    height: auto;
    border-radius: 10px;
}

.product-actions {
    margin-top: 15px;
    display: flex;
    justify-content: space-between;
}

.btn-review, .btn-amazon {
    padding: 8px 14px;
    border-radius: 8px;
    text-decoration: none;
    color: #fff;
}

.btn-review {
    background: #0066cc;
}

.btn-amazon {
    background: #ff9900;
}

.btn-amazon:hover,
.btn-review:hover {
    opacity: .85;
}