.page-mask-left,.page-mask-bottom{position:absolute;left:0;z-index:200;opacity:0;pointer-events:none;backdrop-filter:blur(80px)}.page-mask-left{top:0;bottom:0;width:200px;-webkit-mask-image:linear-gradient(to left,rgba(0,0,0,0) 0%,rgb(0,0,0) 50%,rgb(0,0,0) 100%)}.page-mask-bottom{right:0;bottom:0;height:100px;-webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,0) 0%,rgb(0,0,0) 50%,rgb(0,0,0) 100%)}.sidebar-on .page-mask-left,.sidebar-off .page-mask-bottom,.sidebar-on .page-mask-bottom{opacity:1}.helper-nav{--nav-color-text-normal: rgba(255,255,255,1);--nav-color-text-cur: #5EB2FF;--nav-bg-mask: linear-gradient(0deg, rgba(2, 3, 4, 0) 0%, rgb(2, 3, 4) 70%);--nav-bg-fill: #090C10;--nav-item-bg: url(https://wegame.gtimg.com/g.2002085-r.5e43e/helper/bns_neo/assets/nav_current.314618a5.png);--logo-image-url: url(https://wegame.gtimg.com/g.2002085-r.5e43e/helper/bns_neo/assets/logo.3851ab38.png);--nav-font-size-s: 14px;--nav-font-size-l: 16px;height:104px;position:relative;z-index:2}.helper-nav-list{display:flex;align-items:center;justify-content:flex-start;height:100%;width:1000px;margin:0 auto}.helper-nav-item{position:relative;min-width:100px;height:30px;line-height:30px;display:inline-block;cursor:pointer;text-align:center;margin:0 8px}.helper-nav-item a{color:var(--color-white)}.helper-nav-item:after{content:"";width:114px;height:48px;position:absolute;left:50%;bottom:-15px;transform:translate(-50%);background-image:var(--nav-item-bg);background-repeat:no-repeat;background-size:100% auto;background-position:center center;opacity:0;transform:opacity .3s ease;z-index:-1}.helper-nav-item .helper-nav-link{display:block;width:100%;height:100%}.helper-nav-item:nth-child(1){width:124px;height:63px;margin:0 24px 0 -8px;pointer-events:none}.helper-nav-item:nth-child(1):after{display:none}.helper-nav-item:nth-child(1) .helper-nav-link{display:flex;align-items:center}.helper-nav-item:hover .helper-nav-text{color:var(--nav-color-text-cur)}.helper-nav-item.current:after{opacity:1}.helper-nav-item.current .helper-nav-text{color:var(--nav-color-text-normal);opacity:1}.helper-nav-text{display:block;width:100%;height:100%;position:relative;color:transparent;color:var(--nav-color-text-normal);font-size:var(--nav-font-size-s);font-weight:400;transition:color .14s ease}.helper-nav-logoimg{display:inline-block;width:124px;height:63px;background-image:var(--logo-image-url);background-repeat:no-repeat;background-size:100% auto;background-position:center top}.helper-nav-bg{position:absolute;top:0;left:0;right:0;bottom:0;z-index:-2;pointer-events:none;transition:opacity .2s ease-out}.helper-nav-bg:before{opacity:0}.helper-nav-bg:before,.helper-nav-bg:after{content:"";position:absolute;top:0;left:0;right:0;bottom:-5rem;z-index:1;pointer-events:none;-webkit-mask-image:var(--nav-bg-mask);-webkit-mask-size:100% 100%;background:var(--nav-bg-fill);opacity:.9}.helper-nav-bg{opacity:0}.navbg-show.page-frame-container .helper-nav-bg{opacity:1}@keyframes fadeTopAni{0%{transform:scale3d(1,0,1) translate(-50%);opacity:0}to{transform:scaleZ(1) translate(-50%);opacity:1}}