.product-list {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: flex-start;
    max-width: 1200px;
    margin: 40px auto;
}

.product-card {
    background: #fff;
    border-radius: 6px;
    overflow: hidden;
    width: 20%;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    transition: transform 0.2s;
}

.product-card:hover {
    transform: translateY(-5px);
}

.product-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.product-info {
    padding: 12px;
    color: #222;
}

.product-info h3 {
    font-size: 16px;
    margin: 5px 0;
}

.product-info .brand {
    font-size: 13px;
    color: #555;
}

.product-info .price {
    font-size: 15px;
    color: #bfa76a;
    font-weight: bold;
    margin: 5px 0;
}

.product-info .stock {
    font-size: 12px;
    color: #888;
    margin-bottom: 8px;
}

.product-info .btn {
    display: block;
    padding: 8px;
    background-color: #bfa76a;
    color: #fff;
    text-align: center;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    transition: 0.3s;
}

.product-info .btn:hover {
    background-color: #000;
    color: #bfa76a;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .product-card {
        width: 100%;
    }
    .product-img img{
        max-width: 100%;
    }
}

.login-footer {
    text-align: center;
    margin-top: 36px;
    font-size: 12px;
}