/*common start*/
::-webkit-scrollbar {
    display: none;
}

/* Back to Top button */
.backTop {
    position: fixed;
    right: 100px;
    bottom: 100px;
    width: 64px;
    height: 64px;
    border-radius: 32px;
    background-color: #16b2a7;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
    cursor: pointer;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s ease;
}

.backTop::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-bottom: 10px solid #fff;
    /* white upward triangle */
}

.backTop.backTop--visible {
    opacity: 1;
    pointer-events: auto;
}

html,
body {
    margin: 0;
    padding: 0;
    font-size: 0.83328vw;
    color: #000;
}

.form-control:focus,
.form-check-input:focus,
.form-select:focus {
    border-color: #000 !important;
    box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075) !important;
}

.line-clamp {
    display: block;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}

.line-clamp-2 {
    display: -webkit-box;
    line-clamp: 2;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    line-clamp: 3;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
    overflow: hidden;
}

.line-clamp-4 {
    display: -webkit-box;
    line-clamp: 4;
    -webkit-line-clamp:4;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
    overflow: hidden;
}

.line-clamp-6 {
    display: -webkit-box;
    line-clamp: 6;
    -webkit-line-clamp:6;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
    overflow: hidden;
}

.bg-f5 {
    background: #f5f5f5;
}

.container {
    max-width: 80%;
    padding: 0;
}
.grid-container {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.25rem;
}


a {
    text-decoration: none;
    color: #000;
}

button {
    outline: none !important;
}

button:focus {
    border: none !important;
    box-shadow: none !important;
}

.navbar-toggler:focus {
    border: var(--bs-border-width) solid var(--bs-navbar-toggler-border-color) !important
}


/*固定图片比例*/
.fixed-ratio {
    display: block;
    position: relative;
    width: 100%;
    overflow: hidden;
}

/*默认3:2*/
.fixed-ratio::before {
    content: "\0020";
    display: block;
    width: 100%;
    height: 0;
    padding: 33.33% 0;
}

/*比例4:2.5*/
.fixed-ratio.rectangle::before {
    content: "\0020";
    display: block;
    width: 100%;
    height: 0;
    padding: 31.25% 0;
}

/*比列2:1*/
.fixed-ratio.half::before {
    padding: 25% 0;
}

/*比列1:1*/
.fixed-ratio.square::before {
    padding: 50% 0;
}

/*比列3:4*/
.fixed-ratio.frectangle::before {
    padding: 66.66% 0;
}

.fixed-ratio>img,
.fixed-ratio>div {
    position: absolute;
    top: 0;
    width: 100%;
    height: 100%;
    display: block;
}

.fixed-ratio>img,
.fixed-ratio>img {
    object-fit: cover;
}

/*common end*/

/* Header begin */
.site-header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 9999;
    background: transparent;
    transition: background-color .25s ease, backdrop-filter .25s ease, box-shadow .25s ease, transform .25s ease;
}

.site-header.header--stick {
    position: fixed;
    top: 0;
    left: 0;
    /* background-color: rgba(255, 255, 255, 0); */
    backdrop-filter: blur(0.5rem);
    -webkit-backdrop-filter: blur(0.5rem);
    /* box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06); */
}

.header-inner {
    padding: 1rem 0;
    max-width: 90%;
    margin: 0 auto;
}

.header-logo img {
    height: 2.5rem;
}

.hamburger {
    width: 1.5rem;
    height: 1.5rem;
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.25rem;
    background: transparent;
    border: none;
    padding: 0;
    cursor: pointer;
}

.hamburger span {
    display: block;
    height: 2px;
    width: 100%;
    background: #09b1a8;
    border-radius: 2px;
}

/* Header end */

/* Overlay Navigation begin */
.site-nav { position: fixed; inset: 0; z-index: 10000; pointer-events: none; }
.site-nav.open { pointer-events: auto; }

.site-nav .banner-cta{
    padding: 0.625rem 1.5rem;
}

.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.8);
    backdrop-filter: blur(0.5rem);
    -webkit-backdrop-filter: blur(0.5rem);
    opacity: 0;
    visibility: hidden;
    transition: opacity .25s ease, visibility .25s ease;
}
.site-nav.open .nav-overlay { opacity: 1; visibility: visible; }

.nav-wrap {
    max-width: 90%;
    margin: 0 auto;
    color: #fff;
}

.nav-logo img { height: 2.5rem; }

.nav-top { padding: 1.25rem 0; }

.nav-close {
    border: none;
    background: transparent;
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
}

.nav-main {
    position: relative;
    padding: 1.5rem 0 2rem;
    transform: translateY(-2rem);
    opacity: 0;
    will-change: transform, opacity;
    transition: transform .3s ease, opacity .3s ease;
}
.site-nav.open .nav-main { transform: translateY(0); opacity: 1; }

.nav-menu { list-style: none; margin: 0; padding: 0; }
.nav-menu li { margin: 1.5rem 0;width: 26rem; }
.nav-menu a {
    color: #fff;
    font-size: 1.5rem;
    width: 26rem;
}
.nav-menu .nav-sub-menu{
    width: 0;
    height: 0;
    overflow: hidden;
    flex: 1 1 0;
    gap: 3rem;
    opacity: 0;
    transition: all 0.5s;
}
.nav-menu .nav-sub-menu a{
    width: auto;
}
.nav-menu a:hover{
    text-decoration: underline;
}
.nav-menu li:hover{
    width: 100%;
}
.nav-menu li:hover .nav-sub-menu{
    width: auto;
    height: auto;
    opacity: 1;
}

.nav-divider {
    position: absolute;
    left: 22rem; /* 根据菜单宽度微调 */
    top: 0;
    bottom: 0;
    width: 1px;
    background: rgba(255,255,255,.25);
}

.nav-bottom {
    border-top: 1px solid rgba(255,255,255,.25);
    padding: 1.25rem 0;
}

.nav-lang a { color: #fff; margin-right: .75rem; }
.nav-lang a.active { text-decoration: underline; }
.nav-news { color: rgba(255,255,255,.85); }

body.no-scroll { overflow: hidden; }
/* Overlay Navigation end */

/* Banner Swiper begin */
.banner-swiper {
    width: 100%;
    height: 100vh;
    position: relative;
}

.banner-slide {
    width: 100%;
    height: 100%;
    background-image: url('../images/banner_bg.jpg');
    background-size: cover;
    background-position: center;
}

.banner-inner {
    height: 100%;
}

.banner-copy {
    color: #fff;
    margin-top: 40vh;
}

.banner-title {
    font-size: 3rem;
    font-weight: 400;
    margin-bottom: 3.5rem;
    color: #fff;
}

.banner-cta {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: 1.25rem 2.5rem;
    border: 1px solid rgba(255,255,255,0.4);
    border-radius: 2px;
    color: #fff;
    font-size: 1rem;
    transition: all 0.25s ease;
}

.banner-cta::after {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-right: 1px solid white;
    border-top: 1px solid white;
    transform: rotate(45deg);
}
.banner-cta:hover{
    border-color: #09b1a8;
    background: #09b1a8;;
}
.banner-product.swiper01{
    padding-top: 5vw;
    padding-right: 6vw;
}
.banner-product.swiper01 img{
    width: 50rem;
    height: 67.5rem;
}

.banner-swiper .swiper-pagination {
    position: absolute;
    right: 10rem;
    bottom: 8rem;
    left: auto;
    width: auto;
}

.banner-swiper .swiper-pagination-bullet {
    width: 3rem;
    height: 2px;
    border-radius: 2px;
    background: rgba(255,255,255,.35);
    opacity: 1;
    margin: 0 1rem !important;
}

.banner-swiper .swiper-pagination-bullet-active {
    background: #09b1a8;
}
/* Banner Swiper end */

.public_title{
    font-size: 3rem;
}
/*footer*/
footer {
    background: #0c0c0c;
}
.footer-logo img{
    height: 2.5rem;
}
.foot{
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.25rem;
}
.foot .row-item{
    grid-column: span 3;
    gap: 1.5rem;
}
.foot .row-item.last{
    grid-column: span 4;
}
.foot .title{
    color: white;
    font-size: 1.125rem;
}
.foot .foot-link,.foot .foot-adress{
    color:#666666;
}
.foot .foot-adress{
    margin: 1.5rem 0;
}
.foot .foot-link:hover{
    color: white;
    text-decoration: underline;
}
.foot .banner-cta{
    padding: 0.75rem 2.5rem;
    background: #16b2a7;
    border-color: #16b2a7;
}
.foot-copy{
    border-top: 1px solid #1a1a1a;
    gap: 1rem;
}
.foot-copy .copy{
    font-size: 0.75rem;
    color: #484848;
    margin: 0;
}
/*footer end*/

/*breadcrumb begin*/
.breadcrumb {
    margin: 0;
}

.breadcrumb li {
    font-size: 0.875rem;
}

.breadcrumb li a {
    color: #000;
}

/*breadcrumb end*/


@media (max-width: 1200px) {
    
    html, body{
        font-size: 16px;
    }
    .grid-container{
        gap: 0.625rem;
    }
    .header-inner{
        padding: 1rem 0;
    }
    .hamburger{
        width: 2rem;
        height: 2rem;
        gap: 0.5rem;
    }
    .hamburger span{
        height: 2px;
    }
    .header-logo img{
        height: 2.25rem;
    }
    .nav-menu li { margin: 1rem 0; }
    .banner-swiper{height: 50vh;}
    .banner-product.swiper01{
        padding-right: 0;
    }
    .banner-product.swiper01 img{
        width: 30rem;
        height: auto;
    }
    .banner-copy { margin-top: 0; }
    .banner-title{
        font-size: 1.875rem;
        margin-bottom: 1.5rem;
    }
    .banner-cta{
        padding: 0.75rem 1.25rem;
        font-size: 0.875rem;
    }
    .banner-swiper .swiper-pagination {
        right: 8rem;
        bottom: 4rem;
    }
    .banner-swiper .swiper-pagination-bullet {
        width: 2rem;
        margin: 0 0.5rem !important;
    }

    .public_title{
        font-size: 1.875rem;
    }
    
    .foot .row-item{
        gap: 1rem;
    }
    .foot .row-item.last{
        grid-column: span 7;
    }
    
}


@media (max-width: 768px) {
    
    .container{
        max-width: 90%;
    }
    .header-inner{
        padding: 1rem 0;
    }
    .header-logo img{
        height: 1.5rem;
    }
    .hamburger{
        width: 1.5rem;
        height: 1.5rem;
        gap: 0.25rem;
    }
    .hamburger span{
        height: 2px;
    }
    .nav-menu .nav-sub-menu{
        gap: 1rem 3rem;
        padding: 1rem 0;
    }
    .nav-menu .nav-sub-menu a{
        font-size: 1rem;
    }
    .banner-copy{
        position: absolute;
        bottom: 3rem;
        z-index: 99;
    }
    .banner-product.swiper01{
        width: 100%;
        padding: 0;
    }
    .banner-product.swiper01 img{
        width: 18rem;
        margin: 0 auto;
        display: block;
    }
    .banner-title{
        font-size: 1.5rem;
    }
    .banner-cta{
        padding: 0.5rem 1rem;
        font-size: 0.75rem;
    }

    .public_title{
        font-size: 1.125rem;
    }
    .foot{
        gap: 1rem;
        grid-template-columns: repeat(12, 1fr);
    }
    .foot .row-item{
        grid-column: span 6;
    }
    .foot .row-item.last{
        grid-column: span 10;
    }
    .foot .foot-link, .foot .foot-adress{
        font-size: 0.75rem;
    }
    
}