.product-detail {
    padding: 40px 0 80px;
}

.product-images {
    position: sticky;
    top: 100px;
}

.product-main-img {
    width: 100%;
    height: 600px;
    overflow: hidden;
    margin-bottom: 20px;
    background-color: #fafafa;
}

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

.product-thumbnails {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
}

.thumbnail {
    height: 120px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color 0.3s ease;
}

.thumbnail.active {
    border-color: #000;
}

.thumbnail:hover {
    border-color: #000;
}

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

.product-info {
    padding: 0 0 0 40px;
}

.product-name {
    font-size: 32px;
    font-weight: 300;
    letter-spacing: 2px;
    color: #000;
    margin-bottom: 15px;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-bottom: 20px;
}

.product-rating i {
    color: #000;
    font-size: 14px;
}

.product-reviews {
    font-size: 13px;
    color: #000;
    margin-left: 10px;
}

.product-price {
    font-size: 28px;
    font-weight: 600;
    color: #000;
    margin-bottom: 20px;
}

.product-description {
    font-size: 14px;
    line-height: 1.8;
    color: #000;
    margin-bottom: 30px;
}

.product-option {
    margin-bottom: 25px;
}

.option-label {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: #000;
    display: block;
    margin-bottom: 15px;
}

.size-options {
    display: flex;
    gap: 10px;
}

.size-btn {
    width: 50px;
    height: 50px;
    border: 1px solid #ededed;
    background-color: #fff;
    color: #000;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.size-btn:hover,
.size-btn.active {
    background-color: #000;
    color: #fff;
    border-color: #000;
}

.color-options {
    display: flex;
    gap: 10px;
}

.color-btn {
    width: 40px;
    height: 40px;
    border: 2px solid transparent;
    border-radius: 50%;
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.color-btn:hover,
.color-btn.active {
    border-color: #000;
}

.quantity-selector {
    display: flex;
    border: 1px solid #ededed;
    width: fit-content;
}

.qty-btn {
    width: 40px;
    height: 40px;
    border: none;
    background-color: #fff;
    color: #000;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.qty-btn:hover {
    background-color: #fafafa;
}

.qty-input {
    width: 60px;
    height: 40px;
    border: none;
    border-left: 1px solid #ededed;
    border-right: 1px solid #ededed;
    text-align: center;
    font-size: 14px;
    outline: none;
}

.product-actions {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
}

.add-to-cart-btn {
    flex: 1;
    background-color: #000;
    color: #fff;
    border: none;
    padding: 15px 30px;
    font-size: 13px;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

.add-to-cart-btn:hover {
    opacity: 0.8;
}

.wishlist-btn {
    width: 50px;
    height: 50px;
    border: 1px solid #ededed;
    background-color: #fff;
    color: #000;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.wishlist-btn:hover {
    background-color: #000;
    color: #fff;
    border-color: #000;
}

.product-meta {
    border-top: 1px solid #ededed;
    padding-top: 25px;
}

.product-meta p {
    font-size: 13px;
    color: #000;
    margin-bottom: 10px;
}

.product-meta a {
    color: #000;
    text-decoration: none;
    border-bottom: 1px solid #000;
    transition: opacity 0.3s ease;
}

.product-meta a:hover {
    opacity: 0.6;
}

.product-tabs {
    margin-top: 80px;
    border-top: 1px solid #ededed;
    padding-top: 40px;
}

.tabs-nav {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 40px;
    border-bottom: 1px solid #ededed;
    margin-bottom: 40px;
}

.tab-item {
    font-size: 14px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: #000;
    padding-bottom: 15px;
    cursor: pointer;
    opacity: 0.5;
    transition: opacity 0.3s ease;
    border-bottom: 2px solid transparent;
}

.tab-item:hover,
.tab-item.active {
    opacity: 1;
    border-bottom-color: #000;
}

.tabs-content {
    padding: 20px 0;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.tab-pane h3 {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.tab-pane p {
    font-size: 14px;
    line-height: 1.8;
    color: #000;
    margin-bottom: 15px;
}

.info-table {
    width: 100%;
    border-collapse: collapse;
}

.info-table tr {
    border-bottom: 1px solid #ededed;
}

.info-table td {
    padding: 15px 0;
    font-size: 14px;
    color: #000;
}

.info-table td:first-child {
    font-weight: 600;
    width: 200px;
}

.related-products {
    margin-top: 80px;
    padding-top: 80px;
    border-top: 1px solid #ededed;
}

/* Responsive */
@media (max-width: 991px) {
    .product-info {
        padding: 40px 0 0 0;
    }

    .product-images {
        position: static;
    }

    .product-main-img {
        height: 500px;
    }

    .thumbnail {
        height: 100px;
    }
}

@media (max-width: 575px) {
    .product-main-img {
        height: 400px;
    }

    .product-thumbnails {
        grid-template-columns: repeat(4, 1fr);
        gap: 10px;
    }

    .thumbnail {
        height: 80px;
    }

    .product-name {
        font-size: 24px;
    }

    .product-price {
        font-size: 22px;
    }

    .tabs-nav {
        gap: 20px;
        overflow-x: auto;
    }

    .tab-item {
        white-space: nowrap;
    }

    .info-table td:first-child {
        width: 150px;
    }
}