body{
    background:#f8f9fa;
}

/* imagen principal */
.main-img{
    width:100%;
    border-radius:12px;
    background:#fff;
    padding:10px;
    object-fit:cover;
    aspect-ratio:1/1;
}

.thumb{
    width:100%;
    aspect-ratio:1/1;
    object-fit:cover;
    border-radius:8px;
    cursor:pointer;
    border:2px solid transparent;
    transition: all .2s ease;
}

.thumb:hover{
    border-color:#198754; /* verde bootstrap */
    transform: scale(1.05);
}

/* precios */
.price-box{
    font-size:20px;
    font-weight:600;
}

/* botón */
.btn-buy{
    width:100%;
    font-size:20px;
    padding:14px;
    border-radius:12px;
    font-weight:bold;
}

/* nota gris */
.small-note{
    font-size:13px;
    color:#6c757d;
}

/* descripción */
.desc-section{
    background:#fff;
    padding:40px;
    border-radius:12px;
    margin-top:50px;
}

/* Sticky galería estilo Shopify */
@media (min-width: 768px){
    .sticky-gallery{
        position: sticky;
        top: 120px;

    }

}