/* ============================================
   Product Detail Page
   ============================================ */

.product-detail {
    padding: 80px var(--spacing-sm) var(--spacing-xl);
    background-color: var(--color-white);
}

.product-detail__container {
    max-width: 1400px;
    margin: 0 auto;
}

.product-detail__back {
    display: inline-flex;
    align-items: center;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--color-gray);
    margin-bottom: var(--spacing-lg);
    transition: color var(--transition-base);
}

.product-detail__back:hover {
    color: var(--color-primary);
}

.product-detail__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

/* Gallery */
.product-detail__gallery {
    position: relative;
}

.gallery__tabs {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-gray-light);
}

.gallery__tab {
    padding: var(--spacing-sm) 0;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--color-gray);
    position: relative;
    transition: color var(--transition-base);
}

.gallery__tab::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-base);
}

.gallery__tab.active {
    color: var(--color-dark);
}

.gallery__tab.active::after {
    width: 100%;
}

.gallery__main {
    position: relative;
    aspect-ratio: 1;
    background-color: var(--color-cream);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.gallery__main-image img,
.gallery__main-image video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 1rem;
}

.gallery__thumbnails {
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
    padding-bottom: var(--spacing-xs);
    scrollbar-width: none;
}

.gallery__thumbnails::-webkit-scrollbar {
    display: none;
}

.gallery__thumb {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: border-color var(--transition-base);
    background-color: var(--color-cream);
}

.gallery__thumb:hover,
.gallery__thumb.active {
    border-color: var(--color-primary);
}

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

.gallery__thumb-video {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-dark);
    color: var(--color-white);
}

/* Product Info */
.product-detail__info {
    padding: var(--spacing-md) 0;
}

.product-detail__rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.product-detail__rating .stars {
    color: var(--color-primary);
    font-size: 1rem;
}

.product-detail__rating .count {
    font-size: 0.85rem;
    color: var(--color-gray);
}

.product-detail__brand {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    color: var(--color-gray);
    margin-bottom: var(--spacing-xs);
}

.product-detail__title {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: var(--spacing-xs);
}

.product-detail__title .accent {
    font-family: var(--font-elegant);
    font-style: italic;
    color: var(--color-primary);
}

.product-detail__size {
    display: block;
    font-size: 0.8rem;
    color: var(--color-gray);
    margin-bottom: var(--spacing-md);
}

.product-detail__price {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-dark);
    margin-bottom: var(--spacing-lg);
}

.product-detail__price span {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--color-gray);
}

.product-detail__type {
    margin-bottom: var(--spacing-md);
}

.product-detail__type .label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--color-gray);
}

.product-detail__description {
    font-family: var(--font-elegant);
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-gray-dark);
    margin-bottom: var(--spacing-xl);
}

/* Specs */
.product-detail__specs {
    border-top: 1px solid var(--color-gray-light);
}

.spec {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-gray-light);
}

.spec__label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--color-gray);
}

.spec__value {
    font-size: 0.9rem;
    color: var(--color-dark);
}

/* Olfactory Pyramid */
.olfactory-pyramid {
    padding: var(--spacing-lg) 0 var(--spacing-xl) 0;
    text-align: center;
}

.olfactory-pyramid__title {
    font-family: var(--font-elegant);
    font-size: 1.75rem;
    font-weight: 400;
    color: var(--color-dark);
    margin-bottom: var(--spacing-lg);
}

.olfactory-pyramid__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.note-group {
    text-align: center;
}

.note-group__icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.note-group__label {
    display: block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--color-gray);
    margin-bottom: var(--spacing-xs);
}

.note-group__list {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.note-group__list li {
    font-family: var(--font-elegant);
    font-size: 1rem;
    color: var(--color-dark);
}

.gallery__main-image img,
.gallery__main-image video {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    transition: opacity 0.3s ease;
}

/* MOBILE SMALL (max 480px) */
@media (max-width: 480px) {
    .product-detail {
        padding: 70px var(--spacing-xs) var(--spacing-lg);
    }

    .product-detail__title {
        font-size: 1.5rem;
    }

    .product-detail__price {
        font-size: 1.3rem;
    }

    .product-detail__description {
        font-size: 1rem;
    }

    .gallery__thumb {
        width: 60px;
        height: 60px;
    }

    .gallery__tabs {
        gap: var(--spacing-md);
    }

    .gallery__tab {
        font-size: 0.7rem;
    }

    .olfactory-pyramid {
        padding: var(--spacing-md) 0 var(--spacing-lg) 0;
    }

    .olfactory-pyramid__title {
        font-size: 1.4rem;
        margin-bottom: var(--spacing-md);
    }

    .olfactory-pyramid__grid {
        gap: var(--spacing-md);
    }

    .note-group__icon {
        font-size: 1.75rem;
    }

    .note-group__list li {
        font-size: 0.9rem;
    }
}

/* TABLET (768px+) */
@media (min-width: 768px) {
    .product-detail {
        padding: 140px var(--spacing-lg) var(--spacing-2xl);
    }

    .product-detail__grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-2xl);
    }

    .gallery__main {
        min-height: 400px;
    }

    .gallery__main-image img,
    .gallery__main-image video {
        padding: 1.5rem;
    }

    .gallery__thumb {
        width: 100px;
        height: 100px;
    }
    
    .product-detail__title {
        font-size: 3rem;
    }
    
    .olfactory-pyramid {
        padding: var(--spacing-xl) 0;
    }

    .olfactory-pyramid__title {
        font-size: 1.85rem;
        margin-bottom: var(--spacing-lg);
    }

    .olfactory-pyramid__grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-md);
    }

    .note-group__icon {
        font-size: 2.25rem;
    }
}

/* DESKTOP (1024px+) */
@media (min-width: 1024px) {
    .product-detail {
        padding: 160px var(--spacing-xl) var(--spacing-3xl);
    }

    .product-detail__grid {
        gap: var(--spacing-3xl);
        grid-template-columns: 1.2fr 1fr;
    }

    .gallery__main {
        min-height: 500px;
        max-height: 700px;
    }

    .gallery__main-image img,
    .gallery__main-image video {
        padding: 2rem;
    }

    .gallery__thumb {
        width: 120px;
        height: 120px;
    }
    
    .product-detail__title {
        font-size: 3.5rem;
    }
    
    .product-detail__description {
        font-size: 1.15rem;
    }
    
    .olfactory-pyramid {
        padding: var(--spacing-2xl) 0;
    }

    .olfactory-pyramid__title {
        font-size: 2rem;
        margin-bottom: var(--spacing-xl);
    }

    .olfactory-pyramid__grid {
        gap: var(--spacing-lg);
    }

    .note-group__icon {
        font-size: 2.5rem;
    }

    .note-group__list li {
        font-size: 1.05rem;
    }
}

/* LARGE DESKTOP (1440px+) */
@media (min-width: 1440px) {
    .product-detail__grid {
        grid-template-columns: 1.3fr 1fr;
        gap: var(--spacing-3xl);
    }

    .gallery__main {
        min-height: 600px;
        max-height: 800px;
    }

    .gallery__main-image img,
    .gallery__main-image video {
        padding: 2.5rem;
    }

    .product-detail__container {
        max-width: 1600px;
    }
}