.pull-down {
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s ease,visibility .3s ease;
    z-index: 9998;
    pointer-events: none
}

.nav-item:hover .pull-down {
    opacity: 1;
    visibility: visible;
    pointer-events: auto
}

.pull-down:not(.pull-down-wide) {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 89%;
padding: 10px 10vw 40px;
    box-sizing: content-box;
    width: max-content;
    max-width: 100vw;
}

.pull-down:not(.pull-down-wide) .pull-down-inner {
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
    padding: 12px 0;
    min-width: auto;
    width: auto;
    max-width: 100%;
    box-sizing: border-box;
    background: #fff;
    box-shadow: 0 10px 40px rgba(0,0,0,.12)
}

.header:not(.scrolled) .pull-down:not(.pull-down-wide) .pull-down-inner {
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(10px)
}

.pull-down:not(.pull-down-wide) .pull-down-inner .pull-down-item {
    display: block;
    padding: 10px 0px;
    white-space: nowrap;
    width: 100%;
    display:flex;
    justify-content: space-between;
    align-items: center;
    gap: 5px 20px;
}
.pull-down:not(.pull-down-wide) .pull-down-inner .pull-down-item .icon{color: var(--public-color-o);}
.pull-down:not(.pull-down-wide) .pull-down-inner .pull-down-item.active{color: var(--public-color-o);}

.pull-down:not(.pull-down-wide) .pull-down-inner .pull-down-item+.pull-down-item {
    border-top: 1px solid rgba(0,0,0,.06)
}
/* 箭头 */
.pull-down:not(.pull-down-wide) ul.pull-down-inner::before {
    content: "";
    width: 30px;
    height: 26px;
    border-bottom: 13px solid #ffffff;
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    position: absolute;
    top: -26px;
    left: 50%;
    transform: translateX(-50%);
}
.pull-down:not(.pull-down-wide) ul.pull-down-inner {
    list-style: none;
    margin: 0;
    padding: 0 20px;
    border-radius: 12px;
    position: relative;
}

.pull-down:not(.pull-down-wide) ul.pull-down-inner>li+li {
    border-top: 1px solid rgba(0,0,0,.06)
}

.pull-down:not(.pull-down-wide) .pull-down-menu-item {
    position: relative
}

.pull-down:not(.pull-down-wide) .pull-down-has-submenu>.pull-down-item {
    padding-right: 28px;
    position: relative
}

.pull-down:not(.pull-down-wide) .pull-down-has-submenu>.pull-down-item::after {
    content: '\203A';
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    opacity: .45;
    font-size: 14px;
    line-height: 1
}

.pull-down:not(.pull-down-wide) .pull-down-submenu {
    list-style: none;
    margin: 0;
    padding: 0;
    position: absolute;
    left: 100%;
    top: 0;
    margin-left: 0;
    min-width: 220px;
    background: #fff;
    box-shadow: 0 10px 40px rgba(0,0,0,.12);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .2s ease,visibility .2s ease;
    z-index: 10001
}

.header:not(.scrolled) .pull-down:not(.pull-down-wide) .pull-down-submenu {
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(10px)
}

.pull-down:not(.pull-down-wide) .pull-down-submenu::before {
    content: '';
    position: absolute;
    left: -8px;
    top: 0;
    bottom: 0;
    width: 8px
}

.pull-down:not(.pull-down-wide) .pull-down-has-submenu:hover>.pull-down-submenu,.pull-down:not(.pull-down-wide) .pull-down-has-submenu:focus-within>.pull-down-submenu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto
}

.pull-down:not(.pull-down-wide) .pull-down-submenu .pull-down-item {
    border-top: none
}

.pull-down:not(.pull-down-wide) .pull-down-submenu li+li {
    border-top: 1px solid rgba(0,0,0,.06)
}

.pull-down:not(.pull-down-wide) .pull-down-submenu .pull-down-item--sub {
    font-size: 13px;
    padding: 7px 20px;
    border-radius: 12px;
}

.pull-down.pull-down-wide {
    position: fixed;
    left: max(0px,calc((100vw - 1920px)/2));
    width: min(1920px,100vw);
    top: 50px;
    padding-top: 34px
}

.pull-down.pull-down-wide.pull-down-fullscreen {
    position: fixed;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    padding-top: 120px
}

.header.scrolled .pull-down.pull-down-wide {
    top: 56px
}

.header:not(.scrolled) .pull-down.pull-down-wide .pull-down-inner {
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(10px)
}

.pull-down.pull-down-wide .pull-down-inner {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    padding: 30px var(--container-padding);
    background: #fff;
    box-shadow: 0 10px 40px rgba(0,0,0,.12);
    display: flex;
    gap: 48px
}

.pull-down.pull-down-wide .pull-down-inner .pull-down-col {
    display: flex;
    flex-direction: column;
}


.navbar-custom .navbar-nav > .nav-item.nav-products{position:static;}
.navbar-custom .navbar-nav > .nav-item.nav-products .pull-down{
    left:0;
    transform:none;
    width:100%;
    max-width:100%;
    box-sizing:border-box;
    background:#fff;
    box-shadow:0 10px 40px rgba(0,0,0,.12);
    padding:40px 0 80px;
}
.navbar-custom .navbar-nav > .nav-item.nav-products .pull-down-inner{
    max-width:1630px;
    width:100%;
    margin:auto;
    padding:0 15px;
    box-sizing:border-box;
    display:flex;
    flex-direction:row;
    justify-content:space-between;
    gap:30px;
    background-color:transparent;
    box-shadow:none;
}
.navbar-custom .navbar-nav > .nav-item.nav-products .pull-down-inner > li{
    /* flex:1 1 0; */
    min-width:0;
}
.navbar-custom .navbar-nav > .nav-item.nav-products .pull-down-item{white-space:normal;padding-right:0;}
.navbar-custom .navbar-nav > .nav-item.nav-products .t2{font-size:20px;line-height:28px;font-weight:bold;margin-bottom:15px;}
.navbar-custom .navbar-nav > .nav-item.nav-products .t3{font-size:16px;line-height:24px;font-weight:400;}
.navbar-custom .navbar-nav > .nav-item.nav-products .t3:hover ,
.navbar-custom .navbar-nav > .nav-item.nav-products .t3.active{text-decoration:underline;text-decoration-skip-ink:none;text-underline-offset:3px;}
.nav-products .pull-down:not(.pull-down-wide) ul.pull-down-inner>li+li{border-top:none;}
.nav-products .pull-down:not(.pull-down-wide) .pull-down-has-submenu>.pull-down-item::after{display:none;}
.nav-products .pull-down:not(.pull-down-wide) ul.pull-down-inner::before{display:none;}
.pull-down-products{display:flex;flex-direction:column;gap:15px;}

.pull-down-solutions {display: flex;gap: 35px 25px;}
.pull-down-solutions > li{flex: 1;overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    min-height: 245px;
    padding: 20px 25px 25px;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 4px 22px rgba(0, 0, 0, 0.07);
    text-align: center;
    transition: background .3s ease, box-shadow .3s ease, transform .3s ease;
}
.pull-down-solutions > li .img {display: flex;align-items: center;justify-content: center;width: 100%;height: 150px;flex: 0 0 150px;margin-bottom: 16px;overflow: hidden;}
.pull-down-solutions > li .img img,
.pull-down-solutions > li .img .img-fluid {width: auto !important;height: auto !important;max-width: 88%;max-height: 100%;object-fit: contain;aspect-ratio: auto;}
.pull-down-solutions > li .img.card-thumb:hover img {transform: scale(1.04);}
.pull-down-solutions > li .t3.active{color: var(--public-color-o);}

.nav-products .pro-title .arrow{font-size: 20px;line-height: 32px;letter-spacing: -5px;}
.nav-products .pro-title{font-size: 24px;line-height: 32px;font-weight: 500;color: #333333;letter-spacing: -.2px;margin-bottom: 25px;}
.nav-products .pro-title::after{content: "";width: 60px;height: 4px;background-color: var(--public-color-o);display: block;margin: 10px 0 0;}
.nav-products .pro-title:hover{color: var(--public-color-o);}

/* nav-products — PC 瀑布 */
@media(max-width:1720px){
    .navbar-custom .navbar-nav > .nav-item.nav-products .pull-down{padding:35px 0 60px;}
    .navbar-custom .navbar-nav > .nav-item.nav-products .pull-down-inner{max-width:1500px;gap:24px;}
}
@media(max-width:1580px){
    .navbar-custom .navbar-nav > .nav-item.nav-products .pull-down{padding:30px 0 50px;}
    .navbar-custom .navbar-nav > .nav-item.nav-products .pull-down-inner{max-width:1400px;gap:20px;}
    .navbar-custom .navbar-nav > .nav-item.nav-products .t2{font-size:18px;line-height:26px;margin-bottom:12px;}
    .navbar-custom .navbar-nav > .nav-item.nav-products .t3{font-size:15px;line-height:22px;}
    .pull-down-products{gap:12px;}
}
@media(max-width:1430px){
    .navbar-custom .navbar-nav > .nav-item.nav-products .pull-down{padding:25px 0 40px;}
    .navbar-custom .navbar-nav > .nav-item.nav-products .pull-down-inner{max-width:100%;gap:16px;}
    .navbar-custom .navbar-nav > .nav-item.nav-products .t2{font-size:16px;line-height:24px;margin-bottom:10px;}
    .navbar-custom .navbar-nav > .nav-item.nav-products .t3{font-size:14px;line-height:20px;}
    .pull-down-products{gap:10px;}
}
@media(max-width:1200px){
    .navbar-custom .navbar-nav > .nav-item.nav-products .pull-down{padding:20px 0 30px;}
    .navbar-custom .navbar-nav > .nav-item.nav-products .pull-down-inner{gap:12px;}
    .navbar-custom .navbar-nav > .nav-item.nav-products .t2{font-size:15px;line-height:22px;margin-bottom:8px;}
    .navbar-custom .navbar-nav > .nav-item.nav-products .t3{font-size:13px;line-height:18px;}
    .pull-down-products{gap:8px;}
}