/* Oculta visualmente la tabla nativa de variaciones sin romper la lógica de Woo */
.single-product form.variations_form table.variations {
    position: absolute !important;
    left: -99999px !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
}

/* ─── Contenedor principal ─── */
.sd-variation-cards-wrapper {
    margin-bottom: 20px;
}

/* ─── Grid de 2 columnas ─── */
.sd-variation-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* ─── Tarjeta ─── */
.sd-variation-card {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 14px 14px;
    background: #ffffff;
    border: 1px solid #e7e7e7;
    border-radius: 14px;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: none;
    box-sizing: border-box;
}

.sd-variation-card:hover {
    border-color: #d5d5d5;
    transform: translateY(-1px);
}

.sd-variation-card.is-active {
    border-color: #a5aa57;
    box-shadow: 0 0 0 2px rgba(165, 170, 87, 0.16);
}

.sd-variation-card.is-disabled,
.sd-variation-card[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
    background: #f7f7f7;
    border-color: #e0e0e0;
    filter: grayscale(30%);
}

/* ─── Radio visual ─── */
.sd-variation-card__radio {
    width: 22px;
    height: 22px;
    min-width: 22px;
    border-radius: 50%;
    border: 2px solid #cfcfcf;
    background: #fff;
    position: relative;
    flex-shrink: 0;
}

.sd-variation-card.is-active .sd-variation-card__radio {
    border-color: #a5aa57;
}

.sd-variation-card.is-active .sd-variation-card__radio::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: #a5aa57;
    transform: translate(-50%, -50%);
}

/* ─── Contenido de la tarjeta ─── */
.sd-variation-card__content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
    width: 100%;
}

.sd-variation-card__title {
    display: block;
    margin: 0;
    font-size: 1.35rem;
    line-height: 1.2;
    font-weight: 600;
    color: #4b4b4b;
}

.sd-variation-card__subtitle {
    display: block;
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.3;
    color: #666666;
}

.sd-variation-card__availability,
.sd-variation-card__availability .stock {
    display: block;
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.3;
    font-weight: 500;
    color: #9aa028;
}

.sd-variation-card__availability .out-of-stock {
    color: #b94a48;
}

.sd-variation-card__price {
    display: block;
    margin: 0;
    font-size: 1.35rem;
    line-height: 1.3;
    font-weight: 600;
    color: #4b4b4b;
}

.sd-variation-card__price del {
    opacity: 0.65;
    margin-right: 6px;
    font-weight: 400;
}

/* ─── Responsive: 1 columna en móvil muy pequeño ─── */
@media (max-width: 400px) {
    .sd-variation-cards {
        grid-template-columns: 1fr;
    }

    .sd-variation-card {
        padding: 12px 12px;
    }
}