/* === Product Detail Layout === */
.product-detail { padding: var(--spacing-2xl) 0 var(--spacing-xl); background: var(--color-two); }

.product-detail__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

/* === Gallery === */
.product-gallery__main {
    background: var(--color-six);
    aspect-ratio: 1 / 1;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.product-gallery__thumbs {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 8px;
}

.product-gallery__thumb {
    background: var(--color-six);
    aspect-ratio: 1 / 1;
    border-radius: var(--radius-sm);
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color var(--transition);
    overflow: hidden;
}

.product-gallery__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.product-gallery__thumb.is-active,
.product-gallery__thumb:hover { border-color: var(--color-one); }

.product-gallery__main-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    border-radius: var(--radius-md);
}

/* === Summary === */
.product-summary__name {
    font-size: 30px;
    font-weight: 400;
    color: var(--color-dark);
    line-height: 1.2;
}

.product-summary__description {
    font-size: 14px;
    color: var(--color-four);
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
    border-bottom: 1px solid var(--color-six);
}

.product-summary__price-row {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-md);
    margin-bottom: 4px;
}

.product-summary__price-now {
    font-size: 38px;
    font-weight: 700;
    color: var(--color-dark);
}

.product-summary__price-before {
    font-size: 20px;
    color: var(--color-four);
    text-decoration: line-through;
}

.product-summary__tax {
    font-size: 11px;
    font-weight: 700;
    color: var(--color-four);
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-md);
}

.product-summary__divider {
    height: 1px;
    background: var(--color-six);
    margin: var(--spacing-md) 0;
}

.product-summary__label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--color-one);
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

/* Medidas */
.product-summary__sizes {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.product-summary__size-pill {
    border: 1.5px solid var(--color-six);
    border-radius: var(--radius-sm);
    background: none;
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 600;
    font-family: var(--font-primary);
    color: var(--color-four);
    cursor: pointer;
    transition: all var(--transition);
}

.product-summary__size-pill:hover,
.product-summary__size-pill.is-active {
    border-color: var(--color-one);
    color: var(--color-one);
    background: rgba(36, 48, 97, 0.06);
}

/* Descrição da variação */
.product-summary__variation-desc {
    font-size: 13px;
    color: var(--color-four);
    line-height: 1.5;
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

/* Quantidade + Botões */
.product-summary__actions {
    display: flex;
    align-items: stretch;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.product-summary__quantity-wrap {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex-shrink: 0;
}

.product-summary__quantity {
    display: flex;
    align-items: center;
    border: 1.5px solid var(--color-six);
    border-radius: var(--radius-sm);
    overflow: hidden;
    width: fit-content;
}

.product-summary__qty-btn {
    background: none;
    border: none;
    padding: 8px 14px;
    font-size: 18px;
    line-height: 1;
    cursor: pointer;
    color: var(--color-one);
    font-family: var(--font-primary);
}

.product-summary__qty-btn:hover { background: var(--color-seven); }

.product-summary__qty-value {
    padding: 8px 14px;
    font-size: 15px;
    font-weight: 600;
    border-left: 1.5px solid var(--color-six);
    border-right: 1.5px solid var(--color-six);
    min-width: 44px;
    text-align: center;
    color: var(--color-dark);
}

.product-summary__buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.product-summary__btn-whatsapp,
.product-summary__btn-cart {
    display: block;
    width: 100%;
    border: none;
    border-radius: var(--radius-sm);
    padding: 8px 20px;
    font-size: 14px;
    font-weight: 400;
    font-family: var(--font-primary);
    cursor: pointer;
    text-align: center;
    color: var(--color-two);
    transition: background var(--transition);
}

.product-summary__btn-whatsapp { background: var(--color-whatsapp); text-decoration: none; }
.product-summary__btn-whatsapp:hover { background: var(--color-whatsapp-hover); }

.product-summary__btn-cart { background: var(--color-one); }
.product-summary__btn-cart:hover { background: var(--color-one-hover); }

/* Financiamento */
.product-summary__financing {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.product-summary__financing-months {
    border: 1.5px solid var(--color-six);
    border-radius: var(--radius-sm);
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 700;
    color: var(--color-four);
}

.product-summary__financing-btn {
    background: var(--color-one);
    color: var(--color-two);
    border: none;
    border-radius: var(--radius-sm);
    padding: 8px 20px;
    font-size: 13px;
    font-weight: 700;
    font-family: var(--font-primary);
    cursor: pointer;
    letter-spacing: 0.04em;
}

.product-summary__financing-result {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-four);
}

/* Trust badges */
.product-summary__trust { margin-top: var(--spacing-sm); }

.product-summary__trust-img {
    width: auto;
    height: auto;
    display: block;
}

/* Rating no summary */
.product-summary__rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: var(--spacing-sm);
}

.product-summary__stars { color: var(--color-star); font-size: 16px; letter-spacing: 1px; }
.product-summary__rating-value { font-weight: 700; font-size: 14px; color: var(--color-one); }
.product-summary__rating-count { font-size: 13px; color: var(--color-four); text-decoration: underline; }
.product-summary__rating-count:hover { color: var(--color-one); }

/* === Descrição === */
.product-description {
    padding: var(--spacing-xl) 0;
    background: var(--color-two);
}

.product-description__title {
    font-size: 22px;
    font-weight: 400;
    color: var(--color-one);
    margin-bottom: var(--spacing-md);
}

.product-description__content p {
    font-size: 14px;
    color: var(--color-four);
    line-height: 1.7;
}

/* === Clientes también compraron === */
.product-related {
    background: var(--color-nine);
    padding: var(--spacing-xl) 0 var(--spacing-2xl);
}

.product-related__title {
    font-size: 24px;
    font-weight: 400;
    color: var(--color-one);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.product-related__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

/* === Cross-selling === */
.cross-selling { margin-top: var(--spacing-2xl); }

.cross-selling__title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
}

.cross-selling__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

/* === Reviews === */
.product-reviews {
    padding: var(--spacing-xl) 0 var(--spacing-2xl);
    background: var(--color-two);
}

.product-reviews__header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-six);
}

.product-reviews__title {
    font-size: 22px;
    font-weight: 400;
    color: var(--color-one);
}

.product-reviews__summary {
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-reviews__avg {
    font-size: 42px;
    font-weight: 700;
    color: var(--color-one);
    line-height: 1;
}

.product-reviews__avg-stars { color: var(--color-star); font-size: 22px; letter-spacing: 2px; }

.product-reviews__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.product-review {
    border-bottom: 1px solid var(--color-six);
    padding-bottom: var(--spacing-lg);
}

.product-review:last-child { border-bottom: none; padding-bottom: 0; }

.product-review__header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.product-review__stars { color: var(--color-star); font-size: 15px; letter-spacing: 1px; }
.product-review__author { font-weight: 700; font-size: 14px; color: var(--color-one); }
.product-review__date { font-size: 12px; color: var(--color-four); margin-left: auto; }
.product-review__text { font-size: 14px; color: var(--color-four); line-height: 1.6; }

/* === Lightbox === */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.lightbox.is-open { display: flex; }

.lightbox__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
}

.lightbox__content {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.lightbox__img {
    max-width: 80vw;
    max-height: 85vh;
    object-fit: contain;
    display: block;
    border-radius: var(--radius-md);
}

.lightbox__close {
    position: absolute;
    top: -48px;
    right: 0;
    background: none;
    border: none;
    color: var(--color-two);
    font-size: 40px;
    line-height: 1;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity var(--transition);
    padding: 0;
}

.lightbox__close:hover { opacity: 1; }

.lightbox__prev,
.lightbox__next {
    background: rgba(255, 255, 255, 0.12);
    border: none;
    color: var(--color-two);
    font-size: 40px;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background var(--transition);
    line-height: 1;
}

.lightbox__prev:hover,
.lightbox__next:hover { background: rgba(255, 255, 255, 0.25); }