/* ==========================================================================
   ALKYSTAR — Página de familia de producto
   Las ocho familias comparten esta hoja: los identificadores de sección se
   repiten porque cada familia es una página distinta.
   ========================================================================== */

/* ==========================================================
   1. SURTIDO — #product_range
   ========================================================== */

#product_range {
    padding-block: var(--section-padding-y);
    background-color: var(--background-color);
}

#product_range .product-range__container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    width: min(100% - (var(--section-padding-x) * 2), var(--container-width));
    margin-inline: auto;
}

#product_range .product-range__groups {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--spacing-md);
}

#product_range .product-range__group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    height: 100%;
    padding: var(--spacing-md);
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    /* La franja roja del borde superior es el mismo gesto del logotipo. */
    border-top: 3px solid var(--primary-color);
}

#product_range .product-range__group-title {
    text-transform: uppercase;
}

#product_range .product-range__items {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xs);
}

#product_range .product-range__item {
    display: flex;
    align-items: baseline;
    gap: 0.6rem;
    color: var(--body-color);
    font-size: var(--small-font-size);
    line-height: var(--line-height-relaxed);
}

#product_range .product-range__item::before {
    content: "";
    flex: 0 0 0.7rem;
    height: 2px;
    background-color: var(--primary-color);
    transform: skewX(-24deg) translateY(-0.3rem);
}

#product_range .product-range__note {
    padding: var(--spacing-md);
    background-color: var(--primary-light);
    border-left: 3px solid var(--primary-color);
    color: var(--text-color);
    line-height: var(--line-height-relaxed);
}

@media (max-width: 1024px) {
    #product_range .product-range__groups {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    #product_range .product-range__groups {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================
   2. ANTES DE COMPRAR — #product_advice
   Fondo oscuro: es el consejo de mostrador, la parte que no se encuentra
   en una tienda en línea.
   ========================================================== */

#product_advice {
    padding-block: var(--section-padding-y);
    background-color: var(--dark-color);
}

#product_advice .product-advice__container {
    display: grid;
    grid-template-columns: minmax(0, 22rem) minmax(0, 1fr);
    gap: var(--spacing-xl);
    width: min(100% - (var(--section-padding-x) * 2), var(--container-width));
    margin-inline: auto;
}

#product_advice .product-advice__list {
    display: flex;
    flex-direction: column;
    counter-reset: consejo;
}

#product_advice .product-advice__item {
    display: grid;
    grid-template-columns: 3.5rem minmax(0, 1fr);
    gap: var(--spacing-md);
    padding-block: var(--spacing-md);
    border-bottom: 1px solid var(--dark-border-color);
}

#product_advice .product-advice__item:first-child {
    padding-block-start: 0;
}

#product_advice .product-advice__item:last-child {
    border-bottom: none;
    padding-block-end: 0;
}

#product_advice .product-advice__item::before {
    counter-increment: consejo;
    content: counter(consejo, decimal-leading-zero);
    font-family: var(--display-font);
    font-size: 1.125rem;
    font-weight: var(--font-black);
    color: var(--primary-on-dark);
}

#product_advice .product-advice__item-title {
    color: var(--inverse-color);
}

#product_advice .product-advice__item-text {
    margin-top: var(--spacing-2xs);
    color: var(--inverse-muted-color);
    line-height: var(--line-height-relaxed);
}

@media (max-width: 900px) {
    #product_advice .product-advice__container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    #product_advice .product-advice__item {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xs);
    }
}

/* ==========================================================
   3. OTRAS FAMILIAS — #product_related
   ========================================================== */

#product_related {
    padding-block: var(--section-padding-y);
    background-color: var(--surface-color);
    border-block-start: 1px solid var(--border-color);
}

#product_related .product-related__container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    width: min(100% - (var(--section-padding-x) * 2), var(--container-width));
    margin-inline: auto;
}

#product_related .product-related__list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--spacing-sm);
}

#product_related .product-related__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    height: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    font-family: var(--display-font);
    font-size: 0.875rem;
    font-weight: var(--font-bold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-tight);
    color: var(--title-color);
    transition: background-color var(--transition-fast), border-color var(--transition-fast),
        color var(--transition-fast);
}

#product_related .product-related__link::after {
    content: "";
    flex: 0 0 1.25rem;
    height: 2px;
    background-color: var(--primary-color);
    transition: flex-basis var(--transition-base), background-color var(--transition-fast);
}

#product_related .product-related__link:hover {
    background-color: var(--dark-color);
    border-color: var(--dark-color);
    color: var(--inverse-color);
}

#product_related .product-related__link:hover::after {
    flex-basis: 2rem;
    background-color: var(--primary-on-dark);
}

@media (max-width: 1024px) {
    #product_related .product-related__list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 560px) {
    #product_related .product-related__list {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================
   4. LLAMADA A LA ACCIÓN — #product_cta
   ========================================================== */

#product_cta {
    padding-block: var(--section-padding-y);
    background-color: var(--dark-color);
}