:root {
    --blue: #0050c2;
    --deep: #014099;
    --cyan: #26d0ff;
    --dark-color:#333;
    --ink: #111827;
    --muted: #667085;
    --line: #e5e7eb;
    --surface: #f6f8fa;
    --white: #fff;
    --radius: 24px;
    color: var(--ink);
    background: var(--surface);
    font-synthesis: none
}


.shell {
    width: min(1520px, calc(100% - 148px));
    margin-inline: auto
}

.page {
    display: none;
    min-height: 600px
}

.page.active {
    display: block
}
@media(max-width:1024px) {
    .shell {
        width:calc(100% - 100px);
    }
}
@media(max-width:991px) {
    .shell {
        width:calc(100% - 90px);
    }
}
@media(max-width:767px) {
    .shell {
        width:calc(100% - 32px);
    }
}

/* banner */
.home-hero {
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.index_banner {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}
.index_swiper {
    width: 100%;
    height: 100%;
}
.index_swiper img{
    width:100%;
    height: 100%;
}

.home-hero {
    height: 760px;
    display: flex;
    justify-content: center
}
.home-hero-mask {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;    
    opacity: 0.3;
    background: #000;
    z-index: 1;
}

.hero-content {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: min(1200px, calc(100% - 40px));
    text-align: center;
    z-index: 9;
}

.hero-content h1 {
    color: var(--white);
    line-height: 1.5;
    margin-bottom: 48px;
}

.hero-search ::placeholder {
    color: #666;
    font-weight: 400;
    font-size: 20px;
    font-family: "OPPOSans R";
}

.hero-search ::-moz-placeholder {
   color: #666;
    font-weight: 400;
    font-size: 20px;
    font-family: "OPPOSans R";
}

.hero-search ::-webkit-input-placeholder {
   color: #666;
    font-weight: 400;
    font-size: 20px;
    font-family: "OPPOSans R";
}

.hero-search :-ms-input-placeholder {
    color: #666;
    font-weight: 400;
    font-size: 20px;
    font-family: "OPPOSans R";
}

@media(max-width:1439px) {
    .home-hero {
        height: 700px;
    }

}
@media(max-width:1365px) {
    .home-hero {
        height: 640px;
    }

}
@media(max-width:1280px) {
    .home-hero {
        height: 600px;
    }

}
@media(max-width:1024px) {
    .home-hero {
        height: 560px;
    }

}
@media(max-width:767px) {
    .home-hero {
        height: 480px;
    }    
.hero-search ::placeholder {
    font-size: 14px;
}

.hero-search ::-moz-placeholder {
 font-size: 14px;
}

.hero-search ::-webkit-input-placeholder {
font-size: 14px;
}

.hero-search :-ms-input-placeholder {
font-size: 14px;
}

}


/* mid */
.needle-divider {
    width: 100%;
    height: 58px;
    background-image: url(../images/top_line.svg);
    background-repeat: no-repeat;
    background-size: cover;
}
.catalog-search {
    display: flex;
    align-items: center;
    padding: 10px 10px 10px 16px;

    height: 80px;
    background-color:var(--white);
    border-radius: 44px;
    
}
.hero-search {
    display: flex;
    height: 80px;
    padding: 16px 10px 16px 32px;
    justify-content: space-between;
    align-items: center;
    border-radius: 40px;
   background-color:var(--white);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.hero-search input,
.catalog-search input {
    width: 100%;
    height: 100%;
    border: 0;
    outline: 0;
    background: transparent;
    font-size: 18px;
    color: #333
}
.search-input {
    flex: 1;
}
.hero-search button,
.catalog-search button {
    border: 0;
    width: 80px;
    height: 60px;
    border-radius: 34px;
    background: var(--blue);
    display: grid;
    place-items: center;
    cursor: pointer;
}

.hero-search img,
.catalog-search img {
    width: 24px;
    height: 24px
}

/* 历史搜索面板：点击搜索框后从下方浮出，覆盖在热搜区之上 */
.search-history-wrap {
    position: relative;
}

.search-history {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 12px);
    z-index: 20;
    padding: 24px;
    border-radius: 16px;
    background: var(--white);
    box-shadow: 0 16px 40px rgba(0, 0, 0, .14);
    text-align: left;
}

/* 由 JS 控制：无历史记录时移除 hidden 才会显示 */
.search-history[hidden] {
    display: none;
}

.search-history__title {
    margin: 0 0 16px;
    color: #999999;
    font-size: 16px;
    font-weight: 400;
    line-height: 22px;
}

.search-history__list {
    display: flex;
    flex-wrap: wrap;
    margin-left: -12px;
    margin-right: -12px;
}

.search-history__list a {
    margin: 12px;
    padding: 8px 20px;
    border-radius: 50px;
    background: #F4F4F6;
    color: #333333;
    font-size: 16px;
    font-weight: 400;
    line-height: 24px;
    transition: background-color .3s, color .3s;
}

.search-history__list a:hover {
    background: #E6E8ED;
    color: var(--blue);
}

/* 面板宽度跟随搜索框：与 .hero-search 的断点保持一致 */
@media(max-width:1366px) {
    .search-history-wrap {
        max-width: 950px;
        margin: 0 auto;
    }
}

@media(max-width:1279px) {
    .search-history-wrap {
        max-width: 800px;
    }
}

@media(max-width:767px) {
    .search-history {
        padding: 16px;
        border-radius: 14px;
        top: calc(100% + 8px);
    }

    .search-history__title {
        margin-bottom: 12px;
    }
    .search-history__list {
        margin-left: -8px;
        margin-right: -8px;
    }
    .search-history__list a {
        margin: 8px;
    }

    .search-history__list a {
        padding: 6px 14px;
    }
}

.hot-search {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 24px;
    color:var(--white);
}
.hot-search span {
    margin-right: 9px;
    color: var(--white);
    font-size: 18px;
    font-style: normal;
    font-weight: 400;
}
.hot-search a {
    margin-right: 9px;
    padding: 8px 16px;
    border-radius: 50px;
    color: rgba(255, 255, 255, 1);
    transition:background-color .3s;
}
.hot-search a:hover {
    background-color: rgba(255, 255, 255, .8);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    color: #666;
}

.catalog-search ::placeholder {
  color: rgba(0, 0, 0, 0.40);
font-family: "OPPOSans R";
font-size: 16px;
font-style: normal;
font-weight: 400;
line-height: 26px; 
}

.catalog-search ::-moz-placeholder {
 color: rgba(0, 0, 0, 0.40);
font-family: "OPPOSans R";
font-size: 16px;
font-style: normal;
font-weight: 400;
line-height: 26px; 
}

.catalog-search ::-webkit-input-placeholder {
  color: rgba(0, 0, 0, 0.40);
font-family: "OPPOSans R";
font-size: 16px;
font-style: normal;
font-weight: 400;
line-height: 26px; 
}

.catalog-search :-ms-input-placeholder {
 color: rgba(0, 0, 0, 0.40);
font-family: "OPPOSans R";
font-size: 16px;
font-style: normal;
font-weight: 400;
line-height: 26px; 
}
.hero-search ::placeholder {
    color: rgba(0, 0, 0, 0.40);
font-family: "OPPOSans R";
font-size: 18px;
font-style: normal;
font-weight: 400;
line-height: 26px; 
}
.hero-search ::-moz-placeholder {
 color: rgba(0, 0, 0, 0.40);
font-family: "OPPOSans R";
font-size: 18px;
font-style: normal;
font-weight: 400;
line-height: 26px; 
}

.hero-search ::-webkit-input-placeholder {
  color: rgba(0, 0, 0, 0.40);
font-family: "OPPOSans R";
font-size: 18px;
font-style: normal;
font-weight: 400;
line-height: 26px; 
}

.hero-search :-ms-input-placeholder {
 color: rgba(0, 0, 0, 0.40);
font-family: "OPPOSans R";
font-size: 18px;
font-style: normal;
font-weight: 400;
line-height: 26px; 
}

/* footer */
.footer-divider {
    height: 64px;
    background: url('../images/footer-pattern.svg') center/auto 64px repeat-x
}
.section-space {
    padding-top: 14px;
    padding-bottom: 38px;
}

.section-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 28px
}

.section-heading h2 {
    margin: 0;
    color:var(--ink);
font-style: normal;
font-weight: 400;
line-height: 1.5;
}

.section-heading>a {
    display: flex;
    align-items: center;
    color: var(--blue);
    font-size: 16px;
}

.section-heading i {
    font-style: normal;
    display: inline-grid;
    place-items: center;
    width: 24px;
    height: 24px;
    border: 1px solid var(--blue);
    border-radius: 50%;
    margin-left: 10px;
}
.section-heading>a:hover i{
    background-color: var(--blue);
}
.section-heading>a:hover i svg path{
    stroke: var(--white);
}

.featured-grid {
    display: flex;
    margin-left: -12px;
    margin-right: -24px;
}

.feature-small-grid {
    display: flex;
    flex-wrap: wrap;
    padding-left: 12px;
    margin-left: -12px;
    margin-right: -12px;
    width: 58.5%;
}

.feature-card {
    position: relative;
    width: calc(50% - 24px);
    margin: 12px;
    height: 240px;
    background: #fff;
    border-radius: 24px;
    overflow: hidden;
    display: block;
    z-index: 1;
    transition: .25s;
}
.feature-card:after {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 60%;
    height: 35%;
    background-image: url(../images/pro_hover_left.svg);
    background-repeat: no-repeat;
    background-size: contain;
    opacity: 0;
    z-index: -1;
}
.feature-card.large {
    width: calc(41.5% - 24px);
    height: 505px;
     margin-left: 12px;
    margin-right: 12px;
}

.card-copy {
    position: absolute;
    left: 24px;
    top: 24px;
    display: flex;
    flex-direction: column;
    max-width: 54%;
    z-index: 2;

}

.card-copy small {
    color: #B9B9B9;
    font-size: 16px;
}

.card-copy strong {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--ink);
}

.feature-card.large strong {
    margin-top: 8px;
    font-size: 20px;
    color: var(--ink);
}

.feature-card>img {
    position: absolute;
    right: 2%;
    top: 5%;
    width: 55%;
    height: 90%;
    object-fit: contain;
}
.feature-small-grid strong {
     margin-top: 4px;
}
.feature-card.large>img {
    width: 82%;
    height: 90%;
}

.feature-card>i {
    position: absolute;
    left: 24px;
    bottom: 24px;
    width: 40px;
    height: 40px;
    border: 1px solid var(--line);
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-style: normal;
    transition: .3s;
}
.feature-card:hover {
    background: linear-gradient(106deg, #0050C2 -5.63%, #26D0FF 105.58%);
}
.feature-card:hover:after {
    opacity: 1;
}
.feature-card:hover .card-copy small,
.feature-card:hover .card-copy strong{
    color: var(--white);
}
.feature-card:hover>i {
    background-color: var(--white);
    border-color: var(--white);
}
.feature-card:hover>i svg path {
    stroke: var(--blue);
}
/* product */

.page-top {
padding-top: 20px;
}

.breadcrumbs {
    display: flex;
    align-items: center;
   color: #DDD;
font-size: 16px;
font-style: normal;
font-weight: 400;
}
.breadcrumbs a {
    position: relative;
    padding-right: 12px;
    margin-right: 12px;
     display: flex;
    align-items: center;
    color: #666;
font-size: 16px;
font-style: normal;
font-weight: 400;
}
.breadcrumbs a:after {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 14px;
    background-image: url(../images/line.svg);
    background-repeat: no-repeat;
}
.breadcrumbs a:last-child {
    padding-right: 0;
    margin-right: 0;
}
.breadcrumbs a:last-child::after {
    display: none;
}
.breadcrumbs a img {
    margin-right: 10px;
}
.breadcrumbs span {
    margin-left: 10px;
    margin-right: 10px;
}
.breadcrumbs a:hover {
    color: var(--blue)
}

.page-top h1 {
    margin-top: 50px;
    margin-bottom: 24px;
    color: var(--ink);
}

.catalog-layout {
    margin-top: 34px;
    display: flex;
    justify-content: space-between;
    padding: 0 0 80px
}

.filters {
    position: sticky;
    top: 124px;
    align-self: start;
    width: 340px;
}

.filters h2 {
    margin: 0;
    padding: 0 0 12px;
    color: var(--ink);
    border-bottom: 1px solid rgba(0, 0, 0, 0.10)
}

.filters details {
    border-bottom: 1px solid var(--line);
    padding: 24px 0;
}
.filter-drawer-foot {
    display: none;
}
.filters summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    color: var(--ink);
}

.filters summary:after {
    content: "";
    width: 24px;
height: 24px;
    background-image: url(../images/plus_jia.svg);
    background-repeat: no-repeat;
}

.filters details[open] summary:after {
    background-image: url(../images/plus.svg);
}

.filters label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 4px;
    margin-bottom: 8px;
    color: #666;
    font-size: 18px;
    font-style: normal;
    font-weight: 400;
    line-height: 28px; 
}
.filters label:last-child {
    margin-bottom: 0;
}
.filters input {
    accent-color: var(--blue)
}

.catalog-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px
}

.filter-chip,
.clear-filter {
    display: inline-flex;
    align-items: center;
    height: 46px;
    padding: 6px 24px;
    border-radius: 30px;
    font-size: 16px;
}
.catalog-main {
    flex: 1;
    padding-left: 46px;
}
.filter-chip {
    margin-right: 8px;
    background: var(--blue);
    color: #fff;
}
.filter-loop a:last-child {
    margin-right: 0;
}
.clear-filter {
    background: #fff;
    color: #666;
    margin-left: 8px
}

.export-link {
    height: 46px;
    padding: 0 18px;
    border: 1px solid var(--blue);
    border-radius: 24px;
    display: flex;
    align-items: center;
    color: var(--blue);
    font-size: 16px;
}
.export-link img {
    width: 24px;
    margin-left: 8px;
}
.catalog-grid {
    display: flex;
    flex-wrap: wrap;
}

.catalog-card {
    margin: 12px;
    position: relative;
    width: calc(33.33% - 24px);
    background-color:var(--white);
    border-radius: 24px;
    text-align: center;
    overflow: hidden;
    z-index: 1;
    transition: .25s;
}
.catalog-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 40%;
    background-image: url(../images/list_pro_icon.svg);
    background-repeat: no-repeat;
    background-size: cover;
    opacity: 0;
    z-index: -1;
}
.catalog-card:hover {
    transform: translateY(-5px);
    background: linear-gradient(128deg, #0050C2 8.02%, #26D0FF 86.18%);
}
.catalog-card:hover::before {
    opacity: 1;
}
.catalog-card:hover strong {
    color: var(--white);
}
.catalog-card:hover small {
    color: var(--white);
    opacity: 0.8;
}

.catalog-card .img {
    position: relative;
    margin: 32px;
    width: calc(100% - 64px);
}
.catalog-card .img img:nth-child(2) {
    width: 100%;
}
.catalog-card .img img:first-child {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.catalog-card .bottom {
    padding: 16px 24px;
}
.catalog-card strong {
    display: block;
    color: var(--ink);
     overflow: hidden;
    white-space: nowrap;
    -o-text-overflow: ellipsis;
    text-overflow: ellipsis;
}

.catalog-card small {
    display: block;
    color: #b9b9b9;
    margin-top: 12px;
}
@media (max-width:1365px) {
    .filters {
        width: 300px;
    }

}
@media (max-width:1279px) {
    .filters {
        width: 260px;
    }

}
@media (max-width:767px) {
    .breadcrumbs a:nth-child(n+3) {
        display: none;
    }

    .breadcrumbs a:nth-child(2)::after {
        display: none;
    }

}

/* detail */
body[data-page="detail"] { 
    background-color: white;
 }
.detail-page {
    background-color: var(--white);
}
.detail-wrap {
    padding-top: 20px;
    padding-bottom: 35px
}

.detail-main {
    display: flex;
    justify-content: space-between;
    padding: 40px 80px 100px;
}
.gallery {
width: 42.2%;
min-width: 460px;
}
.gallery-stage {
    height: 540px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-stage img {
    width: 80%;
    height: 88%;
    object-fit: contain;
}

.gallery-thumbs {
    position: relative;
    padding-top: 50px;
    display: flex;
    align-items: center;
    justify-content: space-between;
   
}
.gallery-thumbs::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 50px;
    background-image: url('../images/needle-pattern.svg');
    background-repeat: no-repeat;
    background-size: cover;
}
.gallery-thumbs>a {
    width: 33px;
    height: 33px;
    border: 1px solid #BEBEBE;
    border-radius: 50%;
    display: grid;
    place-items: center
}

.gallery-thumbs button {
    width: 80px;
    height: 80px;
    border: 0;
   border-radius: 12.8px;
    background-color:var(--white);
    border: 1.6px solid var(--white);
    cursor: pointer;
    overflow: hidden;
}

.gallery-thumbs button.selected {
border: 1.6px solid var(--blue);
}

.gallery-thumbs img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.product-info {
    flex: 1;
    margin-left: 100px;
   max-width: 664px;
}
.product-info>small {
    color: #b9b9b9;
    line-height: 1.55;
}

.product-info>h1 {
    padding-top: 8px;
    padding-bottom: 24px;
    color: var(--ink);
    line-height: 1.5;
}

.quick-specs {
    display: -ms-flexbox;
    display: flex;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.10);
}

.quick-specs div {
    width: 25%;
    padding-right: 20px;
    margin-right: 28px;
    margin-top: 16px;
    margin-bottom: 16px;
    border-right: 1px solid var(--line);
}

.quick-specs div:last-child {
    border: 0;
    margin-right: 0;
    padding-right: 0;
}

.quick-specs span,
.quick-specs b {
    display: block
}

.quick-specs span {
    color:var(--muted);
    font-size: 16px;
    margin-bottom:8px;
}

.quick-specs b {
    color: var(--ink);
}

.product-info h2 {
    color:var(--ink);
    border-top: 1px solid var(--line);
    padding-top: 24px
}

.product-info > h2.font20 {
    border-top: 0;
    padding-top: 0;
    font-weight: 400;
    line-height: 26px;
    margin: 36px 0 20px
}

.product-info dl {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    margin: 0
}

.product-info dt,
.product-info dd {
    -ms-flex: 0 0 50%;
    flex: 0 0 50%;
    max-width: 50%;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    font-size: 16px;
    font-weight: 400;
    line-height: 26px;
    margin: 0;
    padding-bottom: 16px;
    word-wrap: break-word;
    overflow-wrap: break-word
}

.product-info dt {
    color: var(--muted);
    padding-right: 24px
}

.product-info dd {
    color: var(--ink);
    text-align: right
}

.product-info dd .unit {
    margin-left: 2px;
}

.detail-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 38px;
}

.detail-actions a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: calc(50% - 12px);
    height: 72px;
    color: var(--blue);
    font-size: 18px;
    border-radius: 66px;
}
.detail-actions .pro_share {
    background: linear-gradient(106deg, #0050C2 10.01%, #26D0FF 124.52%);
}
.detail-actions .pro_down {
border: 1px solid var(--deep);
background-color:var(--white);
}
.detail-actions a img {
    margin-left: 16px;
    width: 28px;
}
.detail-actions a:first-child {
    background: linear-gradient(120deg, var(--blue), #22bbed);
    color: var(--white);
}

.recommend {
    padding: 48px 64px;
    border-radius: 24px;
    background-image: url(../images/position_bg.jpg);
    background-repeat: no-repeat;
    background-size: cover;
}

.recommend-card {
    position: relative;
    display: block;
    background: #fff;
    border-radius: 24px;
    text-align: center;
    overflow: hidden;
    z-index: 1;
    transition: transform .25s;
}
.recommend-card .bottom {
    padding: 16px 24px;
}
.recommend-card strong,
.recommend-card small {
    display: block
}
.recommend-card strong {
    color: var(--ink);
}
.recommend-card small {
    color: #b9b9b9;
    margin-top: 10px;
}

.recommend-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 40%;
    background-image: url(../images/list_pro_icon.svg);
    background-repeat: no-repeat;
    background-size: cover;
    opacity: 0;
    z-index: -1;
}
.recommend-card img {
    transition: transform .3s cubic-bezier(.22, .8, .32, 1)
}
.recommend-card .img {
    position: relative;
    margin: 10px;
    width: calc(100% - 20px);
}
.recommend-card .img img:nth-child(2) {
    width: 100%;
}
.recommend-card .img img:first-child {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.recommend-card:hover {
background: linear-gradient(128deg, #0050C2 8.02%, #26D0FF 86.18%);
}
.recommend-card:hover::before {
    opacity: 1;
}
.recommend-card:hover strong {
    color: var(--white);
}
.recommend-card:hover small {
    color: var(--white);
    opacity: 0.8;
}
.prox_button {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 704px;
    margin: 0 auto;
    margin-top: 32px;

}
.prox-pagination {
    flex: 1;
    position: relative;
    height: 2px;
    border-radius: 30px;
background: rgba(0, 0, 0, 0.10);
}
.prox-pagination .swiper-pagination-progressbar-fill {
    background-color: var(--blue);
}
.pro_but {
    display: flex;
    align-items: center;
    padding-left: 50px;
}
.pro_but div {
    display: flex;
width: 40px;
height: 40px;
padding: 8px;
margin: 0 4px;
justify-content: center;
align-items: center;
border-radius: 40px;
background-color: #FFF;
cursor: pointer;
transform: background-color .3s;
}
.pro_but div:hover{
    background-color: var(--blue);
}
.pro_but div:hover svg path {
    stroke: var(--white);
}

/* login */
.auth-page {
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.auth-page.active {
    display: flex
}
.login_bg {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}
.login_bg img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.login_box {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    min-height: 700px;
}
.register_box {
     display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    min-height: 900px;
}
.auth-brand {
    position: absolute;
    top: 30px;
    left: 0;
    max-width: 220px;
}
.auth-brand img{
    width: 100%;
}
.back-home {
    position: absolute;
    display: flex;
    align-items: center;
    right:0;
    top: 30px;
    padding: 12px 16px;
    border-radius: 43px;
    background: rgba(255, 255, 255, 0.80);
    backdrop-filter: blur(10px);
    color: var(--blue);
    font-size: 16px;
}
.back-home img {
    margin-left: 8px;
    width: 24px;
}
.auth-card {
    width: 100%;
    max-width: 500px;
    background: #fff;
    border-radius: 24px;
    padding: 40px;
    display: flex;
    flex-direction: column;
}

.auth-card h1 {
    margin-bottom: 32px;
    text-align: center;
    color: var(--blue);
}

.auth-card label {
    position: relative;
    display: flex;
    flex-direction: column;
    padding-bottom: 24px;
    font-size: 16px;
    color: var(--ink);
}

.auth-card input {
    margin-top: 12px;
    width: 100%;
    height: 56px;
    border: 0;
    outline: 0;
    padding: 12px 16px;
   border-radius: 32px;
background: #F7F8FA;
font-size: 16px;
 font-family:"OPPOSans R";
}
.auth-card input::placeholder {
    color: #98A2B3;
    font-family: "OPPOSans R";
font-size: 16px;
font-style: normal;
font-weight: 400;
line-height: 26px; 
}
.auth-card input::-moz-placeholder {
 color: rgba(0, 0, 0, 0.40);
font-family: "OPPOSans R";
font-size: 16px;
font-style: normal;
font-weight: 400;
line-height: 26px; 
}

.auth-card input::-webkit-input-placeholder {
  color: rgba(0, 0, 0, 0.40);
font-family: "OPPOSans R";
font-size: 16px;
font-style: normal;
font-weight: 400;
line-height: 26px; 
}

.auth-card input:-ms-input-placeholder {
 color: rgba(0, 0, 0, 0.40);
font-family: "OPPOSans R";
font-size: 16px;
font-style: normal;
font-weight: 400;
line-height: 26px; 
}



.password-field,
.code-field {
    display: flex;
    align-items: center
}

.password-field {
    position: relative
}

.password-toggle {
    position: absolute;
    right: 12px;
    border: 0;
    background: none
}

/* 实时校验错误提示 */
.error-tip {
    position: absolute;
    left: 0;
    bottom: 2px;
    display: block;
    color: #e54545;
    font-size: 14px;
    line-height: 1.2;
}

.error-tip[hidden] {
    display: none;
}

/* 输入框错误状态 */
.auth-card input.is-error,
.auth-card .password-field input.is-error {
    box-shadow: 0 0 0 1px  var(--blue);
}

.code-field input{
    flex: 1;
}

.code-field button {
    margin-left: 10px;
    margin-top: 12px;
    height: 56px;
    min-width: 133px;
    border: 0;
    border-radius: 32px;
    background: var(--blue);
    color: #fff;
    font-size: 16px;
}

.primary-btn {
    height: 60px;
    border: 0;
    border-radius: 32px;
    background: linear-gradient(120deg, var(--blue), #20bced);
    color: #fff;
    font-size: 18px;
     font-family:"OPPOSans R";
    cursor: pointer;
    transition: opacity 0.2s, background 0.2s;
}

.primary-btn:disabled {
    cursor: not-allowed;
    background: #E1E2E5;
    color: rgba(0, 0, 0, 0.20);

}

.auth-card p {
    padding-top: 32px;
    text-align: center;
    color: var(--blue);
    margin: 0;
    font-size: 16px;
}
.auth-card p a{
    color: var(--blue);
    font-size: 16px;
}
.auth-copyright {
    position: absolute;
    bottom: 36px;
    left: 0;
    right: 0;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, .4);
    
    display: flex;
    justify-content: space-between;
    color: #FFF;
font-size: 16px;
font-style: normal;
font-weight: 400;
line-height: 26px;
}
.auth-copyright a{
color: #FFF;
font-size: 16px;
font-style: normal;
font-weight: 400;
line-height: 26px;
}
.content-page {
    padding: 90px 0
}

.content-card {
    background: #fff;
    border-radius: 24px;
    padding: 48px 64px;
    min-height: 500px
}

.content-card h1 {
    font-size: 36px
}

.content-card p {
    font-size: 18px;
    line-height: 2;
    color: #586174;
    max-width: 900px
}

.text-link {
    display: inline-block;
    color: var(--blue);
    margin-top: 24px
}

.floating-tools {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-10%);
 
    color: #fff;
    padding: 16px 8px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.30);
    background: rgba(0, 80, 194, 0.80);
    backdrop-filter: blur(8px);
    z-index: 45;
}
.floating-tools .hover-menu {
    margin-bottom: 20px;
}

.tool-item>a,
.back-top-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 7px 0;
    font-size: 14px;
    color: var(--white);
}
.tool-item b {
    width: 30px;
}
.tool-item span {
    padding-top:8px;
}
.tool-panel {
    right: 74px;
    top: 0;
    color: var(--ink);
    padding: 18px;
}

.tool-panel:after {
    content: "";
    position: absolute;
    right: -8px;
    top: 30px;
    border-width: 8px 0 8px 8px;
    border-style: solid;
    border-color: transparent transparent transparent #fff
}
.back-top-link span {
    padding-top: 8px;
}

.qr-panel h3 {
    margin: 0 0 14px;
    font-size: 16px;
}

.qr-list {
    display: flex;
    gap: 14px
}

.qr-list>div {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 14px
}

.fake-qr {
    display: block;
    width: 112px;
    height: 112px;
    padding: 5px;
    border: 1px solid #ddd;
}
.fake-qr img {
    width: 100%;
    height: 100%;
}
.fake-qr.alt {
    background-size: 11px 11px;
}

.fake-qr.third {
    background-size: 17px 17px;
}

.contact-panel {
    width: 270px;
}
.contact-panel small{
    font-size: 16px;
}
.contact-panel small,
.contact-panel strong,
.contact-panel a {
    display: block
}

.contact-panel strong {
    font-size: 24px;
    color: var(--blue);
    margin: 7px 0
}

.contact-panel a {
    color: var(--muted);
    font-size: 16px;
}

.site-footer {
    padding-bottom: 28px;
    color:var(--white);
    background: #0050c2 url('../images/footer-bg.png') center/cover no-repeat
}

.footer-inner {
    height: 100%;
    padding-top: 56px;
    padding-bottom: 70px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
}

.footer-links {
    display: flex;
    justify-content: space-between;
    margin-left: 50px;
    margin-right: 50px;
    max-width: 456px;
    width: 50%;
}

.footer-links>div {
    display: flex;
    flex-direction: column;
    align-items: flex-start
}

.footer-links strong {
    font-size: 18px;
    margin-bottom: 16px;
}

.footer-links a {
    margin-bottom: 12px;
    color: rgba(255, 255, 255, .65);
    font-size: 16px;
}
.footer-links a:last-child {
    margin-bottom: 0;
}
.footer-links a:hover {
    color: var(--white);
}

.footer-socials {
    display: flex;
}
.footer-socials>a {
    margin-left: 12px;
}
.footer-socials .wechat{
    margin-left: 12px;
}
.footer-socials>a,
.wechat>a {
    display: grid;
    place-items: center;
    padding: 14px;
    width: 56px;
    height: 56px;
    background: var(--white);
    border-radius: 50%;
}

.wechat-panel {
    bottom: 72px;
    right: 0;
    width: 160px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--ink)
}

.wechat-panel .fake-qr {
    margin-bottom: 6px;
    padding: 0;
    border: none;
    width: 120px;
    height: 120px
}
.wechat-panel .fake-qr img {
    width: 100%;
    height: 100%;
}

/* 弹出面板底部小三角（指向微信图标） */
.wechat-panel:after {
    content: "";
    position: absolute;
    bottom: -9px;
    right: 20px;
    width: 0;
    height: 0;
    border-width: 9px 9px 0 9px;
    border-style: solid;
    border-color: #fff transparent transparent transparent;
    display: block;
}
.footer-legal {
    border-top: 1px solid rgba(255, 255, 255, .24);
    padding-top: 28px;
    display: flex;
    justify-content: space-between;
    color: var(--white);
    line-height: 1.5;
}
.footer-legal a {
    color: var(--white);
}
.modal {
    position: fixed;
    inset: 0;
    z-index: 100;
    background: rgba(17, 24, 39, .44);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: .2s
}

.modal.open {
    opacity: 1;
    visibility: visible
}

/* 任何 .modal 打开时锁定 body 滚动；关闭后自动恢复，不需要 JS 介入 */
body:has(.modal.open) {
    overflow: hidden;
}

.modal-card {
    width: min(420px, calc(100% - 32px));
    background:var(--white);
    border-radius: 24px;
    padding: 36px;
    text-align: center;
    transform: scale(.92);
    transition: .2s
}

.modal.open .modal-card {
    transform: scale(1)
}

.modal-card>i {
    width: 64px;
    height: 64px;
    display: grid;
    place-items: center;
    margin: auto;
    border-radius: 50%;
    background: #e9f5ff;
    color: var(--blue);
    font-size: 32px;
    font-style: normal
}

.modal-card h2 {
    margin: 18px 0 8px
}

.modal-card p {
    color: var(--muted);
    line-height: 1.7
}

.modal-card button {
    border: 0;
    background: var(--blue);
    color: #fff;
    border-radius: 24px;
    padding: 11px 34px;
    font-size: 16px;
     font-family:"OPPOSans R";
     cursor: pointer;
}

.toast {
    position: fixed;
    left: 50%;
    bottom: 30px;
    z-index: 110;
    transform: translate(-50%, 20px);
    background: #111827;
    color: #fff;
    border-radius: 30px;
    padding: 12px 22px;
    opacity: 0;
    pointer-events: none;
    transition: .25s
}

.toast.show {
    opacity: 1;
    transform: translate(-50%, 0)
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 3px solid #65b8ff;
    outline-offset: 3px
}
@media (max-width:1440px) {
    .detail-main {
        padding: 40px 40px 100px;
    }
}
@media(max-width:1366px) {

.hero-search {
    max-width: 950px;
    margin: 0 auto;
}
}
@media(max-width:1279px) {
.hero-search {
    max-width: 800px;
    margin: 0 auto;
}
    .footer-links {
    margin-right: 48px
    }
    .detail-main {
    padding: 40px 20px 100px;
    }
  .product-info {
    margin-left: 50px;
}
.detail-actions a {
    width: calc(50% - 8px);
}
.detail-actions a {
    height: 60px;
}
.quick-specs div {
    padding-right: 10px;
    margin-right: 10px;
}
}
@media(max-width:1200px) {


.quick-specs {
    flex-wrap: wrap;
}    
.quick-specs div {
    width: calc(50% - 10px);
}
.quick-specs div:nth-child(2) {
    border: none;
    padding-right: 0;
    margin-right: 0;
}
}
@media(max-width:991px) {

    .featured-grid {
        flex-wrap: wrap;
    }

    .feature-card.large {
        width: 100%;
        height: 440px;
    }
    .feature-small-grid {
        width: calc(100% + 24px);
    }
 
    .filters {
        position: static
    }
    .catalog-card .img {
        margin: 20px;
        width: calc(100% - 40px);
    }
    /* detail */
    .detail-main {
        padding-left: 0;
        padding-right: 0;
        padding-top: 20px;
        flex-flow: column;
    }
    .gallery {
    width: 100%;
    min-width: inherit;
    }
    .gallery-stage {
        height: 420px
    }
    .product-info {
        margin-top: 30px;
    margin-left: 0px;
    max-width: inherit;
    width: 100%;
    }


    /* footer */
  .footer-inner {
    position: relative;
        flex-flow: column;
    }
  .footer-links {
    margin-top: 30px;
    margin-right: 0;
    margin-left: 0;
  }
.footer-socials {
    position: absolute;
    right: 0;

}
    .floating-tools {
        display: none
    }

    .auth-card {
        margin-top: 50px
    }

    .auth-copyright {
        position: static;
        margin-top: auto;
        flex-wrap: wrap;
        padding-bottom: 20px;
        margin-top: 24px;
    }
    .login_box,
    .register_box {
        padding-top: 80px;
        flex-flow: column;
        min-height: inherit;
    }

    .auth-brand {
        top: 30px;
        left: 0px
    }

    .back-home {
        top: 30px;
        right: 0px
    }
}

@media(max-width:767px) {
  
    .hero-content h1 {
        margin-bottom: 32px
    }
    .hero-search {
        padding: 12px 6px 12px 18px;
        height: 58px;
    }

    .hero-search input {
        font-size: 14px
    }

    .hero-search button {
        width: 48px;
        height: 48px
    }

    .hot-search {
        margin-top: 16px;
          width: 100%;
          flex-wrap: wrap;
          justify-content: flex-start;
        overflow: hidden;
    }
    .hot-search span{
        width: 100%;
        display: block;
        text-align: left;
        margin-right: 0;
        margin-bottom: 5px;
    }
    .hot-search a {
        font-size: 14px;
        padding: 7px 10px
    }

    .hot-search a:nth-of-type(3) {
        display: none
    }
    .feature-card.large strong {
        font-size: 16px;
        font-weight: 400;
    }
   .feature-card.large>img {
    right: 2%;
    top: 5%;
    width: 55%;
    height: 90%;
    object-fit: contain;
}
    /* list */
    .catalog-card {
        width: 100%;
    }
    .section-space {
        padding-bottom: 40px;
    }

    .section-heading {
        margin-bottom: 24px;
    }
    .featured-grid {
        margin: 0;
    }
    .feature-small-grid {
        flex-flow: column;
        margin: 0;
        padding: 0;
        width: 100%;
    }

    .feature-card,
    .feature-card.large {
        height: 280px;
        width: 100%;
        margin:12px 0;
    }
    .feature-card {
        border-radius: 16px;
    }
    .catalog-toolbar {
        height: auto;
        align-items: flex-start;
    }

    .catalog-toolbar>div {
        display: flex;
        flex-wrap: wrap;
        width: 100%;
    }
  
    .detail-main {
        padding: 10px 0 50px
    }

    .gallery-stage {
        height: 340px
    }

    .gallery-thumbs {
        overflow-x: auto
    }

    .quick-specs div:nth-child(2) {
        border: 0
    }

    .product-info > h2.font20 {
        font-size: 18px;
        line-height: 24px;
        margin: 24px 0 16px
    }

    .product-info dt,
    .product-info dd {
        line-height: 22px;
        padding-bottom: 12px
    }

    .product-info dt {
        padding-right: 16px
    }

    .detail-actions {
        grid-template-columns: 1fr
    }
    .detail-actions a img {
        margin-left: 10px;
    }
    .recommend {
        padding: 30px 20px
    }
    .recommend-card {
        border-radius: 16px;
    }
    /* login  */
    .auth-brand {
        width: 60%;
    }
    .back-home img {
       margin-left: 6px;
        width: 16px;
    }
    .auth-card input {
    height: 48px;
    padding: 6px 16px;
    }
    .primary-btn {
        height: 48px;
    }
    .code-field {
        position: relative;
    }
    .code-field input {
        width: 100%;
    }
    .code-field button {
        position: absolute;
        right: -1px;
        top: 0;
        margin-left: 6px;
        margin-top: 0;
        margin-top: 12px;
        height: 48px;
        width: 95px;
        font-size: 14px;
        min-width: inherit;
    }

    .auth-card {
        width: 100%;
        padding: 28px 22px
    }
    .auth-brand span {
        display: none
    }

    .back-home {
        padding: 12px 12px;
        font-size: 14px;
    }

    .footer-inner {
        padding-top: 30px;
        padding-bottom: 30px;
        display: flex;
        flex-direction: column
    }

    .footer-links {
        width: 100%;
        flex-wrap: wrap
    }
    .footer-socials{
        margin-top: 30px;
        position: relative;
    }
    .footer-legal{
        flex-wrap: wrap;
    }
    .content-card {
        padding: 30px 24px
    }

    .toast {
        max-width: calc(100% - 28px);
        white-space: nowrap
    }
}

/* Interaction refinements */
[hidden] {
    display: none !important
}

input:focus,
input:focus-visible,
textarea:focus,
textarea:focus-visible {
    outline: none !important;
    box-shadow: none !important
}

.account-panel:before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: -16px;
    height: 16px
}

.account-menu:hover>.account-panel,
.account-menu:focus-within>.account-panel,
.account-menu.open>.account-panel {
    transform: translateY(0)
}

.active-filters {
    flex: 1;
    display: flex;
    align-items: center;
    margin-right: 20px;
}

#filter-chips {
    display: flex;
    flex-wrap: wrap;
}

.filter-chip {
    transition: background .2s, transform .2s
}

.filter-chip:hover {
    background: var(--blue);
    transform: translateY(-1px)
}

.filter-chip span {
    margin-left: 16px;
    font-size: 20px;
    font-weight: 300
}

.clear-filter:hover {
    color: var(--blue);
    background: #edf4ff;
}

.catalog-empty {
    min-height: 320px;
    border-radius: 24px;
    background: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #98a2b3;
    width: 100%;
}

.catalog-empty strong {
    font-size: 22px;
    color: var(--ink);
}

.gallery-stage {
    position: relative;
    overflow: hidden;
}

.gallery-stage img {
    transition: transform .38s cubic-bezier(.22, .8, .32, 1);
    transform-origin: center
}

.rotate-image {
    position: absolute;
    right: 24px;
    top: 20px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 40px;
    background:var(--white);
    box-shadow: 0 0 4px 0 rgba(0, 0, 0, 0.10);
    cursor: pointer;
    z-index: 9;
    transition: .2s;
}
.rotate-image>img {
    width: 28px;
    height: 28px;
}
.rotate-image:hover {
    color: var(--blue);
    border-color: #8db9ef;
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(0, 80, 194, .14)
}

.share-card {
    position: relative;
    width: min(520px, calc(100% - 32px));
    padding: 34px 42px 38px
}

.share-card h2 {
    margin-top: 0;
    color: var(--deep)
}

.share-card>p {
    margin: 8px 0 18px
}

.share-card canvas {
    display: block;
    width: 246px;
    height: 246px;
    max-width: 100%;
    margin: 0 auto 20px;
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 0 0 1px #edf0f4
}

.share-card>label {
    display: block;
    text-align: left;
    color: var(--muted);
    margin: 0 0 8px;
}

.share-link-row {
    display: flex;
    gap: 10px
}

.share-link-row input {
    min-width: 0;
    flex: 1;
    height: 48px;
    border: 1px solid var(--line);
    border-radius: 25px;
    background: #f7f8fa;
    padding: 0 16px;
    color: #586174
}

.modal-card .share-link-row button {
    flex: none;
    padding: 0 20px
}

.modal-card .share-close {
    position: absolute;
    right: 16px;
    top: 14px;
    width: 36px;
    height: 36px;
    padding: 0;
    background: #f2f4f7;
    color:var(--muted);
    font-size: 24px;
    display: grid;
    place-items: center;
    cursor: pointer;
}

.modal-card .share-close:hover {
    color: var(--blue);
    background: #e9f3ff
}

@media(max-width:767px) {
    .active-filters {
        align-items: flex-start
    }

    .rotate-image {
        right: 12px;
        top: 10px;
        width: 42px;
        height: 42px
    }

    .share-card {
        padding: 30px 20px 24px
    }

    .share-card canvas {
        width: 205px;
        height: 205px
    }

    .share-link-row {
        flex-direction: column
    }

    .modal-card .share-link-row button {
        height: 46px
    }
}

/* Bounded filter panels */
.filters {
    overscroll-behavior: contain;
    scrollbar-gutter: stable
}

.filter-options {
    margin-top: 16px;
    max-height: 300px;
    overflow-y: auto;
}

.filter-options input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 4px;
    border: 1.5px solid rgba(0, 0, 0, .15);
    background: #FFF;
    flex-shrink: 0;
    cursor: pointer;
    box-sizing: border-box;
    transition: background-color .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.filter-options input[type="checkbox"]:hover {
    border-color: var(--blue);
}

.filter-options input[type="checkbox"]:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 80, 194, .15);
}

.filter-options input[type="checkbox"]:checked {
    background-color: var(--blue);
    border-color: var(--blue);
    background-image: url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' stroke='%23fff' stroke-width='2' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 18px 18px;
}

.filter-options input[type="checkbox"]:checked:hover {
    background-color:var(--blue);
    border-color:var(--blue);
}

.filters,
.filter-options {
    scrollbar-width: thin;
    scrollbar-color: #a9bfdc transparent
}

.filters::-webkit-scrollbar,
.filter-options::-webkit-scrollbar {
    width: 6px
}

.filters::-webkit-scrollbar-track,
.filter-options::-webkit-scrollbar-track {
    background: transparent
}

.filters::-webkit-scrollbar-thumb,
.filter-options::-webkit-scrollbar-thumb {
    background: #a9bfdc;
    border-radius: 6px
}

.filters::-webkit-scrollbar-thumb:hover,
.filter-options::-webkit-scrollbar-thumb:hover {
    background: var(--blue)
}

@media(max-width:991px) {
    .filters {
        max-height: none;
        overflow: visible;
        padding-right: 0;
        scrollbar-gutter: auto
    }
}

.gallery-thumbs {
    overflow: hidden
}

.thumb-viewport {
    width: 388px;
    display: flex;
    align-items: center;
    padding: 10px;
    overflow: hidden
}

.thumb-viewport button {
    margin: 0 6px;
}

.thumb-arrow {
    transition: opacity .2s, color .2s, border-color .2s
}

.thumb-arrow:not(.disabled):hover {
    color: var(--blue);
    border-color: var(--blue);
    background-color: var(--blue);
}
.thumb-arrow:not(.disabled):hover svg path {
    stroke: var(--white);
}
.thumb-arrow.disabled {
    cursor: default;
    opacity: 0.5;
}
@media(max-width:991px) {

.thumb-viewport {
  width: 482px;
}

}
@media(max-width:767px) {
    .gallery-thumbs {
        overflow: hidden
    }

    .thumb-viewport {
        width: 218px;
    }
.gallery-thumbs button {
  margin: 0 3px;  
  width: 60px;
  height: 60px;
}

}

/* Mobile navigation and compact horizontal filters */
.mobile-menu i {
    transition: transform .24s, opacity .2s
}

.mobile-menu.open i:nth-child(1) {
    transform: translateY(8px) rotate(45deg)
}

.mobile-menu.open i:nth-child(2) {
    opacity: 0
}

.mobile-menu.open i:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg)
}

@media(max-width:991px) {
    .catalog-search {
        height: 64px;
        padding: 7px 7px 7px 22px
    }

    .catalog-search button {
        width: 50px;
        height: 50px
    }
    .catalog-layout {
        padding: 0 0 80px
    }
    .catalog-layout {
     padding-bottom: 50px;
     flex-flow: column;
    }
    .catalog-main {
    flex: inherit;
    padding-left:0;    
}
.catalog-grid {
    margin-left: -12px;
    margin-right: -12px;
}
.catalog-toolbar {
    padding-top: 30px;
    padding-left: 12px;
    padding-right: 12px;
}
    .filters {
        display: flex;
        align-items: center;
        width: 100%;
        max-width: 100%;
        overflow-x: auto;
        overflow-y: hidden;
        padding: 2px 2px 10px;
        scrollbar-width: none;
        overscroll-behavior-x: contain
    }

    .filters::-webkit-scrollbar {
        display: none
    }


}

@media(max-width:767px) {
    .page-top {
        padding-top: 10px
    }

    .page-top h1 {
        margin: 30px 0 18px
    }
    .hero-search input, .catalog-search input {
        flex: 1;
        font-size: 16px;
    }
    .catalog-search {
        height: 56px;
        padding: 5px 5px 5px 17px
    }

    .catalog-search button {
        width: 46px;
        height: 46px
    }
    .hero-search ::placeholder {
 font-size: 16px;
line-height: 26px; 
}
.hero-search ::-moz-placeholder {
font-size: 16px;
line-height: 26px; 
}

.hero-search ::-webkit-input-placeholder {
font-size: 16px;
line-height: 26px; 
}

.hero-search :-ms-input-placeholder {
font-size: 16px;
line-height: 26px; 
}


    .filters summary {
        min-width: 96px;
        padding: 0 12px;
    }
    .catalog-toolbar {
        flex-flow: column;
    }
    .filter-chip {
        padding: 6px 16px;
        margin-bottom: 6px;
        font-size: 14px;
    }
    #filter-chips {
        width: 100%;
    }
    .clear-filter {
        margin-top: 20px;
        padding: 6px 20px;
        font-size: 14px;
        width: 100%;
        justify-content: center;
        margin-left: 0;
    }
   .export-link {
        margin-top: 20px;
        width: 100%;
        justify-content: center;
    }

}

/* Mobile filter entry and slide-out drawer */
.mobile-filter-trigger,
.filter-backdrop,
.filter-drawer-head {
    display: none
}

@media(max-width:991px) {
    body.filter-drawer-open {
        overflow: hidden
    }

    .mobile-filter-trigger {
        grid-column: 1/-1;
        width: 100%;
        height: 54px;
        border: 0;
        border-radius: 26px;
        background: #e7e9ec;
        color: #586174;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        font-size: 17px;
        transition: background .2s, color .2s
    }

    .mobile-filter-trigger:hover,
    .mobile-filter-trigger[aria-expanded="true"] {
        background: #dce8f7;
        color: var(--blue)
    }

    .mobile-filter-trigger span {
        position: relative;
        width: 22px;
        height: 20px;
        font-size: 0;
        line-height: 1
    }

    .mobile-filter-trigger span:before {
        content: "";
        position: absolute;
        left: 0;
        top: 0;
        width: 22px;
        height: 13px;
        border: 2px solid currentColor;
        clip-path: polygon(0 0, 100% 0, 63% 100%, 37% 100%)
    }

    .mobile-filter-trigger span:after {
        content: "";
        position: absolute;
        left: 10px;
        top: 11px;
        width: 2px;
        height: 8px;
        border-radius: 2px;
        background: currentColor;
        transform: rotate(18deg);
        transform-origin: top
    }

    .filter-backdrop {
        display: block;
        position: fixed;
        inset: 0;
        z-index: 109;
        background: rgba(17, 24, 39, .38);
        opacity: 0;
        visibility: hidden;
        transition: opacity .25s, visibility .25s
    }

    .filter-backdrop.open {
        opacity: 1;
        visibility: visible
    }

    .filters {
        display: block;
        position: fixed;
        padding: 0;
        top: 0;
        right: 0;
        bottom: auto;
        z-index: 110;
        width: min(430px, 88vw);
        height: 100vh;
        height: 100dvh;
        max-height: none;
        align-self: auto;
        overflow-x: hidden;
        overflow-y: auto;
        background-color:var(--white);
        box-shadow: none;
        transform: translateX(105%);
        transition: transform .28s cubic-bezier(.22, .8, .32, 1);
        scrollbar-width: thin;
        scrollbar-color: #a9bfdc transparent;
    }

    .filters.drawer-open {
        transform: translateX(0)
    }

    .filter-drawer-head {
        position: sticky;
        top: 0;
        z-index: 3;
        height: 70px;
        padding: 0 10px 0 24px;
        background: #eef0f2;
        border-bottom: 1px solid var(--line);
        display: flex;
        align-items: center;
        justify-content: space-between
    }

    .filter-drawer-head strong {
        color:var(--ink);
   }

    .filter-drawer-head button {
        width: 46px;
        height: 46px;
        border: 0;
        background: transparent;
        color: #586174;
        font-size: 40px;
        font-weight: 200;
        line-height: 1;
        display: grid;
        place-items: center
    }

    .filter-drawer-head button:hover {
        color: var(--blue)
    }

    .filter-drawer-foot {
        position: sticky;
        left: auto;
        right: 0;
        bottom: 0;
        display: block;
        width: min(430px, 88vw);
        padding: 14px 24px calc(14px + env(safe-area-inset-bottom, 0px));
        background: #fff;
        z-index: 111;
    }

    .filters:not(.drawer-open) .filter-drawer-foot {
        display: none
    }

    .filter-confirm {
        width: 100%;
        height: 54px;
        border: 0;
        border-radius: 27px;
        background: linear-gradient(120deg, var(--blue), #20bced);
        color: #fff;
        font-size: 17px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: opacity .2s
    }

    .filter-confirm:active {
        opacity: .85
    }

    .filters>h2 {
        display: none
    }

    .filters details {
        display: block;
        width: 100%;
    }

    .filters summary {
        width: 100%;
        padding: 0 24px;
        background: #fff;
    }

    .filters summary:after {
        font-size: 23px;
        font-weight: 300
    }
    .filter-options {
        padding: 0 24px;
    }


}

/* Compositor-friendly interaction refinements */
.floating-tools {
    backdrop-filter: none
}

.feature-card {
    transition: transform .24s cubic-bezier(.22, .8, .32, 1);
}

.catalog-card {
    transition: transform .24s cubic-bezier(.22, .8, .32, 1);
}

.hover-panel {
    transition: opacity .18s ease, transform .22s cubic-bezier(.22, .8, .32, 1), visibility .18s
}

.gallery-stage img,
.recommend-card,
.recommend-card img,
.filters,
.modal-card {
    backface-visibility: hidden
}

.gallery-stage>img {
    cursor: zoom-in;
    will-change: transform;
    user-select: none;
    -webkit-user-drag: none;
}

.gallery-thumbs button {
    transition: transform .14s ease, outline-color .14s ease
}

.gallery-thumbs button:active,
.lightbox-arrow:active,
.rotate-image:active {
    transform: scale(.94)
}

.zoom-hint {
    position: absolute;
    left: 24px;
    bottom: 20px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, .92);
    color:var(--muted);
    font-size: 28px;
    box-shadow: 0 8px 22px rgba(20, 50, 90, .08);
    opacity: 0;
    transform: translateY(5px);
    transition: opacity .18s, transform .2s;
    pointer-events: none
}

.gallery-stage:hover .zoom-hint,
.gallery-stage:focus-within .zoom-hint {
    opacity: 1;
    transform: translateY(0)
}

/* Full-screen product image viewer */
body.lightbox-open {
    overflow: hidden
}

.image-lightbox {
    position: fixed;
    inset: 0;
    z-index: 160;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 40px;
    background: rgba(0, 0, 0, .84);
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .2s ease, visibility .2s
}

.image-lightbox.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto
}

.lightbox-stage {
    grid-column: 2;
    grid-row: 1;
    width: 100%;
    height: min(82vh, 900px);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: visible;
    transform: scale(.965);
    transition: transform .3s cubic-bezier(.22, .8, .32, 1)
}

.image-lightbox.open .lightbox-stage {
    transform: scale(1)
}

.lightbox-stage img {
    display: block;
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    background-color: var(--white);
    border-radius: 24px;
    object-fit: contain;
    will-change: transform;
    backface-visibility: hidden;
    transition: transform .32s cubic-bezier(.22, .8, .32, 1);
    user-select: none;
    -webkit-user-drag: none;
    touch-action: none;
    cursor: zoom-in;
    /* 滚轮缩放 / 拖动位移 / 旋转都走变量，方便 JS 组合，不覆盖内联 transform */
    transform: translate3d(var(--lb-pan-x, 0px), var(--lb-pan-y, 0px), 0) scale(var(--lb-zoom, 1)) rotate(var(--lb-rotate, 0deg)) translateZ(0);
    transform-origin: 50% 50%
}

/* 缩放中：跟随滚轮更跟手 */
.lightbox-stage img.is-zooming {
    transition: transform .16s ease
}

.lightbox-stage img.is-zoomed {
    cursor: grab
}

.lightbox-stage img.is-dragging {
    transition: none;
    cursor: grabbing
}

.lightbox-close,
.lightbox-rotate,
.lightbox-arrow,
.lightbox-tools button {
    border: 1px solid rgba(255, 255, 255, .24);
    background: rgba(17, 24, 39, .56);
    color: #fff;
    display: grid;
    place-items: center;
    backdrop-filter: blur(8px);
    transition: background .16s, transform .16s, border-color .16s
}

.lightbox-close:hover,
.lightbox-rotate:hover,
.lightbox-arrow:hover,
.lightbox-tools button:hover {
    background: rgba(255, 255, 255, .18);
    border-color: rgba(255, 255, 255, .55)
}

.lightbox-close:active,
.lightbox-rotate:active,
.lightbox-arrow:active {
    transform: scale(.94)
}

.lightbox-close {
    position: absolute;
    right: 26px;
    top: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 34px;
    font-weight: 200;
    cursor: pointer;
    z-index: 2
}

.lightbox-rotate {
    position: absolute;
    right: 88px;
    top: 24px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 3
}

.lightbox-rotate img {
    width: 24px;
    height: 24px;
    filter: brightness(0) invert(1);
    pointer-events: none
}

.lightbox-arrow {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    font-size: 27px;
    justify-self: center;
    cursor: pointer;
    z-index: 2
}

.lightbox-prev {
    grid-column: 1;
    grid-row: 1
}

.lightbox-next {
    grid-column: 3;
    grid-row: 1
}

.lightbox-tools {
    position: absolute;
    left: 50%;
    bottom: 22px;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    color: #fff;
    font-variant-numeric: tabular-nums
}

.lightbox-tools button {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    font-size: 24px
}

.lightbox-tools span {
    min-width: 56px;
    text-align: center;
    color: rgba(255, 255, 255, .82)
}

@media(max-width:767px) {
    .zoom-hint {
        opacity: 1;
        left: 12px;
        bottom: 12px;
        width: 38px;
        height: 38px;
    }

    .image-lightbox {
        padding: 20px 8px
    }

    .lightbox-stage {
        height: 76vh;
    }

    .lightbox-arrow {
        width: 44px;
        height: 44px;
    }

    .lightbox-close {
        right: 14px;
        top: 14px;
        width: 44px;
        height: 44px;
        font-size: 30px
    }

    .lightbox-rotate {
        right: 66px;
        top: 14px;
        width: 44px;
        height: 44px
    }

    .lightbox-rotate img {
        width: 22px;
        height: 22px
    }
}

@media(hover:none) {

    .feature-card:hover,
    .catalog-card:hover,
    .recommend-card:hover {
        transform: none;
        box-shadow: none
    }

    .recommend-card:hover img {
        transform: none
    }
}

@media(prefers-reduced-motion:reduce) {

    .image-lightbox,
    .lightbox-stage {
        transition: opacity .12s ease !important;
        transform: none !important
    }

    /* 大图的缩放/旋转是交互功能，只去掉过渡，不要连 transform 一起清掉 */
    .lightbox-stage img {
        transition: none !important
    }
}

/* Responsive lightbox sizing and password visibility state */
.lightbox-stage {
    width: min(60vw, 820px);
    height: min(62vh, 620px);
    justify-self: center
}

.password-toggle {
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    margin-top: 6px;
    width: 20px;
    height: 20px;
    border: 0;
    border-radius: 50%;
    background: transparent;
    color: #8a94a3;
    display: grid;
    place-items: center;
}

.password-toggle:before {
    content: "";
    width: 20px;
    height: 20px;
    background-image: url(../images/eye_icon.svg);
    background-repeat: no-repeat;
}


.password-toggle:not(.is-visible)::before {
    background-image: url(../images/eye_hicon.svg);
}

.password-toggle:hover,
.password-toggle.is-visible {
    color: var(--blue);
}

@media(max-width:991px) {
    .lightbox-stage {
        width: min(70vw, 680px);
        height: min(60vh, 580px)
    }
}

@media(max-width:767px) {
    .lightbox-stage {
        flex: 1;
        padding-left: 20px;
        padding-right: 20px;
        width: 100%;
        height: 52vh;
    }
}
.catalog-loadmore {
    display: flex;
    justify-content: center;
    font-size: 16px;
}
#catalog-loadmore-btn {
    margin-top: 20px;
        padding: 12px 20px;
        border-radius: 32px;
    color: var(--white);
    font-size: 16px;
    background-color: var(--blue);
    cursor: pointer;
}
#catalog-loadmore-info {
    display: none !important;
}

.ys_box {
    padding: 50px 0;
    line-height: 1.5;
}
.ys_box  h2 {
    line-height: 1.5;
}
.ys_box hr {
    margin: 20px 0;
}
@media(max-width:767px) {


}
/* detail big*/
.gallery-stage {
overflow: hidden;
}

.gallery-image-pan {
width: 80%;
height: 88%;
display: flex;
align-items: center;
justify-content: center;
transform: translate3d(var(--detail-image-pan-x, 0px), var(--detail-image-pan-y, 0px), 0) scale(var(--detail-image-zoom, 1));
transform-origin: var(--detail-image-origin-x, 50%) var(--detail-image-origin-y, 50%);
transition: transform .16s ease;
will-change: transform;
}

.gallery-image-pan #detail-image {
width: 100%;
height: 100%;
object-fit: contain;
cursor: zoom-in;
user-select: none;
-webkit-user-drag: none;
touch-action: none;
}

.gallery-image-pan.is-wheel-zoomed #detail-image {
cursor: grab;
}

.gallery-image-pan.is-dragging {
transition: none;
}

.gallery-image-pan.is-dragging #detail-image {
cursor: grabbing;
}

#detail-download.is-generating {
pointer-events: none;
cursor: wait;
opacity: .65;
}

.product-pdf-print-sheet {
display: none;
}