@media screen and (min-width: 800px) {
    .pc-show {
        display: block !important;
    }

    .phone-show {
        display: none !important;
    }
}

@media screen and (max-width: 800px) {
    .phone-show {
        display: block !important;
    }

    .pc-show {
        display: none !important;
    }

}

.header-container {
    border-bottom: 1px solid #d9d9d9;
}

.product-info-container .product-nav {
    align-items: center;
    display: flex;
    height: 6.4rem;
    justify-content: space-between;
    padding: 0 16rem;
    width: 100%;
    position: sticky;
    top: 9rem;
    background: #fff;
    transition: all 0.3s ease-in-out;
    z-index: 5;
}
@media screen and (max-width: 998px) {
    .product-info-container .product-nav {
        top: 60px;
    }
}
.product-info-container .product-nav.show {
    top: 0rem;
    border-bottom: 1px solid #d9d9d9;
}

.product-info-container .product-nav .left-nav {
    align-items: center;
    display: flex;
}

.product-info-container .product-nav .left-nav .left-nav-title {
    border-right: 1px solid #d9d9d9;
    color: #000;
    font-size: 2rem;
    line-height: 2rem;
    padding-right: 4rem;
}

.product-info-container .product-nav .left-nav .left-nav-item {
    color: rgba(0, 0, 0, .4);
    font-size: 1.4rem;
    padding-left: 4rem;
}

.product-info-container .product-nav .right-nav {
    align-items: center;
    display: flex;
    gap: 4rem;
}

.product-info-container .product-nav .right-nav .right-nav-item {
    color: rgba(0, 0, 0, .4);
    cursor: pointer;
    font-size: 1.4rem;
    transition: 0.2s;
}
.product-info-container .product-nav .right-nav .right-nav-item:hover {
    color: #333;
}

.product-info-container .product-section-banner .bg-img {
    width: 100%;
    display: block;
}

.product-tag-box {
    align-items: center;
    justify-content: center;
    display: flex;
    flex-wrap: wrap;
    gap: 12rem 0;
    padding: 18rem 16rem;
}

.product-tag-box .product-tag-item {
    align-items: center;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    padding: 0 5%;
    width: 33.33%;
}
.product-tag-box .product-tag-item.row4 {
    padding: 0 2.2%;
    width: 25%;
}
.product-tag-box .product-tag-item .product-tag-item-title {
    color: #000;
    font-size: 4rem;
    font-weight: 500;
    line-height: 1.5;
}

.product-tag-box .product-tag-item .product-tag-item-title .special-text {
    color: var(--primary-color);
}

.product-tag-box .product-tag-item .product-tag-item-desc {
    color: #333;
    font-size: 1.8rem;
    line-height: 1.5;
    text-align: center;
}

.product-section-5 {
    align-items: center;
    aspect-ratio: inherit;
    display: flex;
    flex-direction: row;
    gap: 4.2rem;
    height: auto;
    justify-content: center;
    min-height: auto;
    padding: 11rem 16rem;

}

.product-section-5 .product-section-5-item {
    color: #fff;
    font-size: 2.2rem;
    font-weight: 600;
    height: 50rem;
    line-height: 3.5rem;
    padding: 3.6rem 4.5rem;
    width: 40rem;
    position: relative;
}

.product-section-5 .product-section-5-item .bg-img {
    position: absolute;
    height: 100%;
    width: 100%;
    top: 0;
    left: 0;
}

.product-section-5 .product-section-5-item span {
    position: relative;
}

.product-bottom-box {
    align-items: center;
    display: flex;
    gap: 3rem;
    justify-content: center;
    padding: 15.2rem 0;
}

.product-bottom-box .product-bottom-box-item {
    display: flex;
    height: 76.8rem;
    padding: 3.1rem;
    position: relative;
    width: 60rem;
}

.product-bottom-box .product-bottom-box-item .bg-img {
    position: absolute;
    height: 100%;
    width: 100%;
    top: 0;
    left: 0;
    object-fit: cover;
}

.product-bottom-box .product-bottom-box-item:before {
    background: linear-gradient(1turn, rgba(192, 196, 203, 0), #c0c4cb 67.05%);
    content: "";
    height: 26.5rem;
    left: 0;
    position: absolute;
    top: 0;
    width: 100%;
    z-index: 1;
}

.product-bottom-box .product-bottom-box-item .product-bottom-box-item-content {
    position: relative;
    z-index: 2;
}

.product-bottom-box .product-bottom-box-item .product-bottom-box-item-content h5 {
    color: #000;
    font-size: 3.6rem;
    font-weight: 700;
    line-height: 1.5;
    margin: 0 0 2.3rem;
}

.product-bottom-box .product-bottom-box-item .product-bottom-box-item-content p {
    color: #000;
    font-size: 2.4rem;
    font-weight: 400;
    line-height: 1.5;
    margin: 0 0 1.4rem;
}
@media screen and (min-width:998px) {
    .product-bottom-box .product-bottom-box-item .product-bottom-box-item-content .con-txt {
        margin-top: 2.3rem;
    }
    .product-bottom-box .product-bottom-box-item .product-bottom-box-item-content .con-txt .info-txt {
        font-size: 2.5rem;
        line-height: 3.7rem;
    }
    .product-bottom-box .product-bottom-box-item .product-bottom-box-item-content .con-txt .phone-txt {
        margin-top: 1.2rem;
        font-size: 1.8rem;
        line-height: 2.8rem;
    }
}

.product-bottom-qrcode {
    align-items: center;
    background: #fafafa;
    display: flex;
    height: 21.6rem;
    justify-content: space-between;
    padding: 0 32rem;
}

.product-bottom-qrcode .product-bottom-qrcode-item {
    align-items: center;
    display: flex;
    gap: 2rem;
    justify-content: center;
}

.product-bottom-qrcode .product-bottom-qrcode-item .product-bottom-qrcode-item-icon {
    align-items: center;
    background: #fff;
    display: flex;
    height: 13.6rem;
    justify-content: center;
    width: 13.6rem;
}

.product-bottom-qrcode .product-bottom-qrcode-item .product-bottom-qrcode-item-icon img {
    height: 100%;
    width: 100%;
}

.product-bottom-qrcode .product-bottom-qrcode-item p {
    color: #000;
    font-size: 2.4rem;
}

.product-bottom-info {
    align-items: center;
    background: #fafafa;
    display: flex;
    height: 12.8rem;
    justify-content: space-between;
    padding: 0 33rem;
}

.product-bottom-info .product-bottom-info-item {
    align-items: center;
    display: flex;
    gap: 2rem;
    justify-content: center;
}

.product-bottom-info .product-bottom-info-item .product-bottom-info-item-icon {
    align-items: center;
    display: flex;
    height: 4.8rem;
    justify-content: center;
    width: 4.8rem;
}

.product-bottom-info .product-bottom-info-item .product-bottom-info-item-icon img {
    height: 100%;
    width: 100%;
}

.product-bottom-info .product-bottom-info-item p {
    color: #666;
    font-size: 2rem;
    font-weight: 400;
}

@media screen and (max-width:998px) {
    .product-info-container .product-section-banner .bg-img {
        height: auto;
        min-height: 12rem;
        object-fit: cover;
    }

    .product-info-container .product-nav {
        padding: 0 4rem
    }

    .product-tag-box {
        gap: 6rem 0;
        padding: 10rem 4rem
    }

    .product-tag-box .product-tag-item {
        gap: 1.2rem;
        padding: 0 3%;
        width: 33.33%
    }

    .product-tag-box .product-tag-item .product-tag-item-title {
        font-size: 3.2rem
    }

    .product-tag-box .product-tag-item .product-tag-item-desc {
        font-size: 1.6rem
    }

    .product-section-5 {
        aspect-ratio: auto;
        gap: 3rem;
        padding: 8rem 4rem
    }

    .product-section-5 .product-section-5-item {
        font-size: 2.4rem;
        height: calc(40vw - 4.4rem);
        line-height: 3rem;
        padding: 3rem;
        width: 33.33%
    }

    .product-bottom-box {
        gap: 4rem;
        padding: 6rem 4rem
    }

    .product-bottom-box .product-bottom-box-item {
        height: calc(60vw - 6.6rem);
        padding: 2rem 3rem;
        width: 50%
    }

    .product-bottom-box .product-bottom-box-item:before {
        height: 26.5rem
    }

    .product-bottom-box .product-bottom-box-item .product-bottom-box-item-content h5 {
        font-size: 3rem;
        margin: 0 0 1.2rem
    }

    .product-bottom-box .product-bottom-box-item .product-bottom-box-item-content p {
        font-size: 2rem;
        margin: 0 0 .8rem
    }
    .product-bottom-box .product-bottom-box-item .product-bottom-box-item-content .con-txt {
        font-size: 2rem;
        margin: 0 0 .8rem
    }

        .product-bottom-box .product-bottom-box-item .product-bottom-box-item-content p.product-bottom-box-item-content-desc {
        font-size: 1.6rem
    }

    .product-bottom-qrcode {
        height: 18rem;
        padding: 0 4rem
    }

    .product-bottom-qrcode .product-bottom-qrcode-item {
        gap: 2rem
    }

    .product-bottom-qrcode .product-bottom-qrcode-item .product-bottom-qrcode-item-icon {
        height: 12rem;
        width: 12rem
    }

    .product-bottom-qrcode .product-bottom-qrcode-item p {
        font-size: 2rem
    }

    .product-bottom-info {
        height: 8rem;
        padding: 0 5rem
    }

    .product-bottom-info .product-bottom-info-item {
        gap: 1rem
    }

    .product-bottom-info .product-bottom-info-item .product-bottom-info-item-icon {
        height: 3.6rem;
        width: 3.6rem
    }

    .product-bottom-info .product-bottom-info-item p {
        font-size: 1.8rem
    }
}

@media screen and (max-width:768px) {
    .product-info-container .product-nav {
        height: 5.6rem;
        padding: 0 2rem;
        border-top: none;
    }

    .product-info-container .product-nav .left-nav .left-nav-title {
        font-size: 1.6rem;
        line-height: 1.6rem;
        padding-right: 1.4rem
    }

    .product-info-container .product-nav .left-nav .left-nav-item {
        font-size: 1.4rem;
        line-height: 1.8rem;
        padding-left: 1.4rem
    }

    .product-info-container .product-nav .right-nav {
        gap: 2rem
    }

    .product-info-container .product-nav .right-nav .right-nav-item {
        font-size: 1.4rem
    }

    .product-tag-box {
        align-items: flex-start;
        gap: 6rem 0;
        padding: 6rem 2rem
    }

    .product-tag-box .product-tag-item {
        gap: 1.2rem;
        padding: 0 3%;
        width: 50%
    }

    .product-tag-box .product-tag-item.row4 {
        gap: 1.2rem;
        padding: 0 3%;
        width: 50%
}

    .product-tag-box .product-tag-item .product-tag-item-title {
        font-size: 2.6rem
    }

    .product-tag-box .product-tag-item .product-tag-item-desc {
        font-size: 1.6rem
    }

    .product-section-5 {
        aspect-ratio: auto;
        gap: 2rem;
        padding: 3rem 2rem
    }

    .product-section-5 .product-section-5-item {
        background-size: contain;
        font-size: 1.8rem;
        height: calc(53.33333vw - 5.86667rem);
        line-height: 2.6rem;
        padding: 2rem;
        width: 33.33%
    }

    .product-section-5 .product-section-5-item:first-child,
    .product-section-5 .product-section-5-item:nth-child(2),
    .product-section-5 .product-section-5-item:nth-child(3) {
        background-size: cover
    }

    .product-bottom-box {
        gap: 2rem;
        padding: 2rem
    }

    .product-bottom-box .product-bottom-box-item {
        height: calc(100vw - 11rem);
        padding: 1.6rem;
        width: 50%
    }

    .product-bottom-box .product-bottom-box-item:before {
        height: 24rem
    }

    .product-bottom-box .product-bottom-box-item .product-bottom-box-item-content h5 {
        font-size: 2.2rem;
        margin: 0 0 1rem
    }

    .product-bottom-box .product-bottom-box-item .product-bottom-box-item-content p {
        font-size: 1.6rem;
        margin: 0 0 .8rem
    }
    .product-bottom-box .product-bottom-box-item .product-bottom-box-item-content .con-txt {
        font-size: 1.6rem;
        margin: 0 0 .8rem
    }

    .product-bottom-box .product-bottom-box-item .product-bottom-box-item-content p.product-bottom-box-item-content-desc {
        font-size: 1.2rem
    }

    .product-bottom-qrcode {
        height: 12rem;
        padding: 0 2rem
    }

    .product-bottom-qrcode .product-bottom-qrcode-item {
        gap: .8rem
    }

    .product-bottom-qrcode .product-bottom-qrcode-item .product-bottom-qrcode-item-icon {
        height: 7rem;
        width: 7rem
    }

    .product-bottom-qrcode .product-bottom-qrcode-item p {
        font-size: 1.4rem
    }

    .product-bottom-info {
        height: 6rem;
        padding: 0 2rem
    }

    .product-bottom-info .product-bottom-info-item {
        gap: .5rem
    }

    .product-bottom-info .product-bottom-info-item .product-bottom-info-item-icon {
        height: 2.6rem;
        width: 2.6rem
    }

    .product-bottom-info .product-bottom-info-item p {
        font-size: 1.4rem
    }
}