/* 20220622 */
@font-face{.self-wrapper{font-family:swiper-icons;src:url("data:application/font-woff;charset=utf-8;base64, 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.swiper-container-free-mode>.swiper-wrapper{transition-timing-function:ease-out;margin:0 auto}.self-wrapper .swiper-slide{-ms-flex-negative:0;flex-shrink:0;width:100%;height:100%;position:relative;transition-property:-webkit-transform;transition-property:transform;transition-property:transform, -webkit-transform}.self-wrapper .swiper-slide-invisible-blank{visibility:hidden}.self-wrapper .swiper-container-autoheight,.self-wrapper .swiper-container-autoheight .swiper-slide{height:auto}.self-wrapper .swiper-container-autoheight .swiper-wrapper{-ms-flex-align:start;align-items:flex-start;transition-property:height,-webkit-transform;transition-property:transform,height;transition-property:transform,height,-webkit-transform}.self-wrapper .swiper-container-3d{-webkit-perspective:12rem;perspective:12rem}.self-wrapper .swiper-container-3d .swiper-cube-shadow,.self-wrapper .swiper-container-3d .swiper-slide,.self-wrapper .swiper-container-3d .swiper-slide-shadow-bottom,.self-wrapper .swiper-container-3d .swiper-slide-shadow-left,.self-wrapper .swiper-container-3d .swiper-slide-shadow-right,.self-wrapper .swiper-container-3d .swiper-slide-shadow-top,.self-wrapper .swiper-container-3d .swiper-wrapper{-webkit-transform-style:preserve-3d;transform-style:preserve-3d}.self-wrapper .swiper-container-3d .swiper-slide-shadow-bottom,.self-wrapper .swiper-container-3d .swiper-slide-shadow-left,.self-wrapper .swiper-container-3d .swiper-slide-shadow-right,.self-wrapper .swiper-container-3d .swiper-slide-shadow-top{position:absolute;left:0;top:0;width:100%;height:100%;pointer-events:none;z-index:10}.self-wrapper .swiper-container-3d .swiper-slide-shadow-left{background-image:linear-gradient(to left, rgba(0,0,0,0.5), rgba(0,0,0,0))}.self-wrapper .swiper-container-3d .swiper-slide-shadow-right{background-image:linear-gradient(to right, rgba(0,0,0,0.5), rgba(0,0,0,0))}.self-wrapper .swiper-container-3d .swiper-slide-shadow-top{background-image:linear-gradient(to top, rgba(0,0,0,0.5), rgba(0,0,0,0))}.self-wrapper .swiper-container-3d .swiper-slide-shadow-bottom{background-image:linear-gradient(to bottom, rgba(0,0,0,0.5), rgba(0,0,0,0))}.self-wrapper .swiper-container-css-mode>.swiper-wrapper{overflow:auto;scrollbar-width:none;-ms-overflow-style:none}.self-wrapper .swiper-container-css-mode>.swiper-wrapper::-webkit-scrollbar{display:none}.self-wrapper .swiper-container-css-mode>.swiper-wrapper>.swiper-slide{scroll-snap-align:start start}.self-wrapper .swiper-container-horizontal.swiper-container-css-mode>.swiper-wrapper{-ms-scroll-snap-type:x mandatory;scroll-snap-type:x mandatory}.self-wrapper .swiper-container-vertical.swiper-container-css-mode>.swiper-wrapper{-ms-scroll-snap-type:y mandatory;scroll-snap-type:y mandatory}.self-wrapper :root{--swiper-navigation-size:0.44rem}.self-wrapper .swiper-button-next,.self-wrapper .swiper-button-prev{position:absolute;top:50%;width:calc(var(--swiper-navigation-size)/ 44 * 27);height:var(--swiper-navigation-size);margin-top:calc(-1 * var(--swiper-navigation-size)/ 2);z-index:10;cursor:pointer;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;color:var(--swiper-navigation-color, var(--swiper-theme-color))}.self-wrapper .swiper-button-next.swiper-button-disabled,.self-wrapper .swiper-button-prev.swiper-button-disabled{opacity:.35;cursor:auto;pointer-events:none}.self-wrapper .swiper-button-next:after,.self-wrapper .swiper-button-prev:after{font-family:swiper-icons;font-size:var(--swiper-navigation-size);text-transform:none !important;letter-spacing:0;text-transform:none;font-variant:initial;line-height:1}.self-wrapper .swiper-button-prev,.self-wrapper .swiper-container-rtl .swiper-button-next{left:0.1rem;right:auto}.self-wrapper .swiper-button-prev:after,.self-wrapper .swiper-container-rtl .swiper-button-next:after{content:'prev'}.self-wrapper .swiper-button-next,.self-wrapper .swiper-container-rtl .swiper-button-prev{right:0.1rem;left:auto}.self-wrapper .swiper-button-next:after,.self-wrapper .swiper-container-rtl .swiper-button-prev:after{content:'next'}.self-wrapper .swiper-button-next.swiper-button-white,.self-wrapper .swiper-button-prev.swiper-button-white{--swiper-navigation-color:#ffffff}.self-wrapper .swiper-button-next.swiper-button-black,.self-wrapper .swiper-button-prev.swiper-button-black{--swiper-navigation-color:#000000}.self-wrapper .swiper-button-lock{display:none}.self-wrapper .swiper-pagination{position:absolute;text-align:center;transition:.3s opacity;-webkit-transform:translate3d(0, 0, 0);transform:translate3d(0, 0, 0);z-index:10}.self-wrapper .swiper-pagination.swiper-pagination-hidden{opacity:0}.self-wrapper .swiper-container-horizontal>.swiper-pagination-bullets,.self-wrapper .swiper-pagination-custom,.self-wrapper .swiper-pagination-fraction{bottom:0.1rem;left:0;width:100%}.self-wrapper .swiper-pagination-bullets-dynamic{overflow:hidden;font-size:0}.self-wrapper .swiper-pagination-bullets-dynamic .swiper-pagination-bullet{-webkit-transform:scale(0.33);transform:scale(0.33);position:relative}.self-wrapper .swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active{-webkit-transform:scale(1);transform:scale(1)}.self-wrapper .swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-main{-webkit-transform:scale(1);transform:scale(1)}.self-wrapper .swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-prev{-webkit-transform:scale(0.66);transform:scale(0.66)}.self-wrapper .swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-prev-prev{-webkit-transform:scale(0.33);transform:scale(0.33)}.self-wrapper .swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-next{-webkit-transform:scale(0.66);transform:scale(0.66)}.self-wrapper .swiper-pagination-bullets-dynamic .swiper-pagination-bullet-active-next-next{-webkit-transform:scale(0.33);transform:scale(0.33)}.self-wrapper .swiper-pagination-bullet{width:0.08rem;height:0.08rem;display:inline-block;border-radius:100%;background:#000;opacity:.2}.self-wrapper button.swiper-pagination-bullet{border:none;margin:0;padding:0;box-shadow:none;-webkit-appearance:none;appearance:none}.self-wrapper .swiper-pagination-clickable .swiper-pagination-bullet{cursor:pointer}.self-wrapper .swiper-pagination-bullet-active{opacity:1;background:var(--swiper-pagination-color, var(--swiper-theme-color))}.self-wrapper .swiper-container-vertical>.swiper-pagination-bullets{right:0.1rem;top:50%;-webkit-transform:translate3d(0, -50%, 0);transform:translate3d(0, -50%, 0)}.self-wrapper .swiper-container-vertical>.swiper-pagination-bullets .swiper-pagination-bullet{margin:0.06rem 0;display:block}.self-wrapper .swiper-container-vertical>.swiper-pagination-bullets.swiper-pagination-bullets-dynamic{top:50%;-webkit-transform:translateY(-50%);transform:translateY(-50%);width:0.08rem}.self-wrapper .swiper-container-vertical>.swiper-pagination-bullets.swiper-pagination-bullets-dynamic .swiper-pagination-bullet{display:inline-block;transition:.2s transform,.2s top}.self-wrapper .swiper-container-horizontal>.swiper-pagination-bullets .swiper-pagination-bullet{margin:0 0.04rem}.self-wrapper .swiper-container-horizontal>.swiper-pagination-bullets.swiper-pagination-bullets-dynamic{left:50%;-webkit-transform:translateX(-50%);transform:translateX(-50%);white-space:nowrap}.self-wrapper .swiper-container-horizontal>.swiper-pagination-bullets.swiper-pagination-bullets-dynamic .swiper-pagination-bullet{transition:.2s transform,.2s left}.self-wrapper .swiper-container-horizontal.swiper-container-rtl>.swiper-pagination-bullets-dynamic .swiper-pagination-bullet{transition:.2s transform,.2s right}.self-wrapper .swiper-pagination-progressbar{background:rgba(0,0,0,0.25);position:absolute}.self-wrapper .swiper-pagination-progressbar .swiper-pagination-progressbar-fill{background:var(--swiper-pagination-color, var(--swiper-theme-color));position:absolute;left:0;top:0;width:100%;height:100%;-webkit-transform:scale(0);transform:scale(0);-webkit-transform-origin:left top;transform-origin:left top}.self-wrapper .swiper-container-rtl .swiper-pagination-progressbar .swiper-pagination-progressbar-fill{-webkit-transform-origin:right top;transform-origin:right top}.self-wrapper .swiper-container-horizontal>.swiper-pagination-progressbar,.self-wrapper .swiper-container-vertical>.swiper-pagination-progressbar.swiper-pagination-progressbar-opposite{width:100%;height:0.04rem;left:0;top:0}.self-wrapper .swiper-container-horizontal>.swiper-pagination-progressbar.swiper-pagination-progressbar-opposite,.self-wrapper .swiper-container-vertical>.swiper-pagination-progressbar{width:0.04rem;height:100%;left:0;top:0}.self-wrapper .swiper-pagination-white{--swiper-pagination-color:#ffffff}.self-wrapper .swiper-pagination-black{--swiper-pagination-color:#000000}.self-wrapper .swiper-pagination-lock{display:none}.self-wrapper .swiper-scrollbar{border-radius:0.1rem;position:relative;-ms-touch-action:none;background:rgba(0,0,0,0.1)}.self-wrapper .swiper-container-horizontal>.swiper-scrollbar{position:absolute;left:1%;bottom:0.03rem;z-index:50;height:0.05rem;width:98%}.self-wrapper .swiper-container-vertical>.swiper-scrollbar{position:absolute;right:0.03rem;top:1%;z-index:50;width:0.05rem;height:98%}.self-wrapper .swiper-scrollbar-drag{height:100%;width:100%;position:relative;background:rgba(0,0,0,0.5);border-radius:0.1rem;left:0;top:0}.self-wrapper .swiper-scrollbar-cursor-drag{cursor:move}.self-wrapper .swiper-scrollbar-lock{display:none}.self-wrapper .swiper-zoom-container{width:100%;height:100%;display:-ms-flexbox;display:flex;-ms-flex-pack:center;justify-content:center;-ms-flex-align:center;align-items:center;text-align:center}.self-wrapper .swiper-zoom-container>canvas,.self-wrapper .swiper-zoom-container>img,.self-wrapper .swiper-zoom-container>svg{max-width:100%;max-height:100%;object-fit:contain}.self-wrapper .swiper-slide-zoomed{cursor:move}.self-wrapper .swiper-lazy-preloader{width:0.42rem;height:0.42rem;position:absolute;left:50%;top:50%;margin-left:-0.21rem;margin-top:-0.21rem;z-index:10;-webkit-transform-origin:50%;transform-origin:50%;-webkit-animation:swiper-preloader-spin 1s infinite linear;animation:swiper-preloader-spin 1s infinite linear;box-sizing:border-box;border:0.04rem solid var(--swiper-preloader-color, var(--swiper-theme-color));border-radius:50%;border-top-color:transparent}.self-wrapper .swiper-lazy-preloader-white{--swiper-preloader-color:#fff}.self-wrapper .swiper-lazy-preloader-black{--swiper-preloader-color:#000}@-webkit-keyframes swiper-preloader-spin{100%{-webkit-transform:rotate(360deg);transform:rotate(360deg)}}@keyframes swiper-preloader-spin{100%{-webkit-transform:rotate(360deg);transform:rotate(360deg)}}.self-wrapper .swiper-container .swiper-notification{position:absolute;left:0;top:0;pointer-events:none;opacity:0;z-index:-1000}.self-wrapper .swiper-container-fade.swiper-container-free-mode .swiper-slide{transition-timing-function:ease-out}.self-wrapper .swiper-container-fade .swiper-slide{pointer-events:none;transition-property:opacity}.self-wrapper .swiper-container-fade .swiper-slide .swiper-slide{pointer-events:none}.self-wrapper .swiper-container-fade .swiper-slide-active,.self-wrapper .swiper-container-fade .swiper-slide-active .swiper-slide-active{pointer-events:auto}.self-wrapper .swiper-container-cube{overflow:visible}.self-wrapper .swiper-container-cube 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.swiper-container-cube .swiper-slide-shadow-right,.self-wrapper .swiper-container-cube .swiper-slide-shadow-top{z-index:0;-webkit-backface-visibility:hidden;backface-visibility:hidden}.self-wrapper .swiper-container-cube .swiper-cube-shadow{position:absolute;left:0;bottom:0;width:100%;height:100%;background:#000;opacity:.6;-webkit-filter:blur(0.5rem);filter:blur(0.5rem);z-index:0}.self-wrapper .swiper-container-flip{overflow:visible}.self-wrapper .swiper-container-flip .swiper-slide{pointer-events:none;-webkit-backface-visibility:hidden;backface-visibility:hidden;z-index:1}.self-wrapper .swiper-container-flip .swiper-slide .swiper-slide{pointer-events:none}.self-wrapper .swiper-container-flip .swiper-slide-active,.self-wrapper .swiper-container-flip .swiper-slide-active .swiper-slide-active{pointer-events:auto}.self-wrapper .swiper-container-flip .swiper-slide-shadow-bottom,.self-wrapper .swiper-container-flip .swiper-slide-shadow-left,.self-wrapper .swiper-container-flip .swiper-slide-shadow-right,.self-wrapper .swiper-container-flip .swiper-slide-shadow-top{z-index:0;-webkit-backface-visibility:hidden;backface-visibility:hidden}

@media (min-width: 1023.99px){.clean-theme #oc-container{padding-top:0.93rem}}@media (max-width: 1023.98px){.clean-theme #oc-container{margin-top:0}}.nav-second{background:#fff}.main-wrapper{background:#fff;color:#000;font:0.2rem/1.6 "OPPOSans-Regular","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}picture{display:block;overflow:hidden}picture img{width:100%;height:auto}.lazyload{opacity:1}#oc-header{position:absolute !important}.sec-loudspeaker-bg .svg-box path{fill:none;stroke:#fff;stroke-opacity:0.5;stroke-width:1}.main-wrapper sup{font-size:50%;font-weight:bold;top:-0.75em}@media screen and (min-width: 1441px){.w1920-float{display:block}.w360-float{display:none}.comm-title{font:0.42rem/1.52 "OPPOSans-Medium","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";letter-spacing:-0.002rem}.comm-text{font:0.2rem/1.6 "OPPOSans-Regular","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";letter-spacing:-0.00117rem}.comm-tip{font:0.14rem/1.29 "OPPOSans-Regular","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";letter-spacing:-0.0006rem;opacity:0.7}}@media screen and (min-width: 1441px) and (max-width: 1920px){.sec-kv{background:#000;color:#fff;height:8.9rem;position:relative;z-index:0}.sec-kv .comm-introduction{width:13.12rem;margin:0 auto;padding-top:0.94rem;text-align:center;position:relative;z-index:2}.kv-title{font:0.6rem/1.2 "OPPOSans-Medium","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";letter-spacing:-0.002rem;padding-bottom:0.12rem}.kv-title p{display:inline}.kv-title p.kt-r{font-family:"OPPOSans-Regular","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial"}.kv-slogan{font:0.2rem/1.6 "OPPOSans-Bold","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";letter-spacing:-0.00117rem}.illu-kv-box{width:25.6rem;height:8.9rem;position:absolute;z-index:1;top:0;left:50%;margin-left:-12.8rem;overflow:hidden}.illu-kv{width:25.6rem;height:11.42rem;position:relative;top:-2.16rem;left:0}.illu-kv-tv{width:8.46rem;height:4.76rem;position:absolute;top:2.98rem;left:0;right:0;margin:auto;-webkit-transform:translate3d(0.02rem, 0.02rem, 0);transform:translate3d(0.02rem, 0.02rem, 0);overflow:hidden}.illu-kv-tv img{-webkit-transform-origin:center center;transform-origin:center center}.sec-kv .comm-introduction{height:1.16rem}.hide-box{overflow:hidden;position:absolute;width:100%;height:1.16rem;bottom:-0.5rem;left:0;right:0;opacity:0}.hide-box-inner{width:100%;height:1.16rem;position:absolute;bottom:0;left:0;right:0}.illu-kv{opacity:0}.illu-kv-tv img{opacity:0;-webkit-transform:scale(1.2);transform:scale(1.2)}.mainjsloaded .sec-kv.anim-play .illu-kv-tv img{opacity:1;-webkit-transform:scale(1);transform:scale(1);transition:opacity 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img.tv-icon-you{width:0.9762rem;height:0.2768rem}.stills-box{width:100%;height:3.62rem;position:relative;z-index:0}.stills-line{width:100%;height:1.18rem;position:absolute;left:0;overflow:hidden}.stills-line.stills-line-1{display:none}.stills-line.stills-line-2{display:none}.stills-line.stills-line-3{top:0}.stills-line.stills-line-4{top:1.22rem}.stills-line.stills-line-5{bottom:0}.stills-line ul{width:auto;height:1.18rem;position:absolute;top:0;display:-ms-flexbox;display:flex;-ms-flex-align:start;align-items:flex-start;-ms-flex-line-pack:start;align-content:flex-start}.stills-line ul li{width:2.0978rem;height:1.18rem;margin-right:0.05rem}.stills-line ul li picture{width:2.0978rem;height:1.18rem}.stills-line.swiper-container .swiper-wrapper{transition-timing-function:linear}.sec-remarks{padding:0.96rem 0;background:#f0f0f0;color:rgba(0,0,0,0.5);margin-top:-0.01rem}.remarks-title,.remarks-list{width:3.2rem;margin:0 auto;font:0.12rem/2 "OPPOSans-Regular","PingFang SC","Microsoft 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img{width:1.18rem;display:block;position:absolute;top:50%;left:50%;-webkit-transform:translate(-50%, -50%) scale(1);transform:translate(-50%, -50%) scale(1);transition:all 0.5s ease-in-out}.buy-pop-main .buy-channel-box:hover img{-webkit-transform:translate(-50%, -50%) scale(0.92);transform:translate(-50%, -50%) scale(0.92)}.buy-pop-main .buy-channel-box:hover{background-color:rgba(0,0,0,0.02)}@media screen and (min-width: 1440px){.buy-pop-main{height:6.25rem;margin-top:-3.125rem}.nav-second-box{height:0.6rem}.nav-second{width:100%;height:0.6rem;border-top:0.01rem solid #d2d2d2;border-bottom:0.01rem solid #d2d2d2;position:relative;top:0;left:0;z-index:10}.nav-second .nav-cont,.nav-links,.nav-anchors,.nav-buy{display:-ms-flexbox;display:flex;-ms-flex-pack:justify;justify-content:space-between;-ms-flex-align:center;align-items:center;-ms-flex-line-pack:center;align-content:center}.nav-second .nav-cont{width:100%;max-width:14.4rem;height:100%;margin:0 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a{color:rgba(0,0,0,0.7);font-size:0.12rem;line-height:0.24rem}.nav-links a.on,.nav-anchors a.on{color:#000;font-family:"OPPOSans-Bold","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial"}.nav-links{padding-left:0.64rem}.nav-links a{position:relative;padding-right:0.2rem;margin-right:0.2rem}.nav-links a:last-child{margin-right:0}.nav-links a::after{content:'';display:block;width:0.01rem;height:0.12rem;background:#000;position:absolute;top:50%;right:0;-webkit-transform:translate3d(0, -50%, 0);transform:translate3d(0, -50%, 0)}.nav-links a:last-child::after{display:none}.nav-anchors-selected{display:none}.nav-anchors{position:absolute;top:50%;left:50%;-webkit-transform:translate3d(-50%, -50%, 0);transform:translate3d(-50%, -50%, 0)}.nav-anchors a{padding:0 0.1rem}.nav-buy{margin-right:0.64rem}.nav-buy .btn-buy{color:#fff;font:0.09rem/0.32rem "OPPOSans-Bold","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";text-align:center;display:block;padding:0 0.15rem;background:#2ec84d}}@media screen and (max-width: 1023px) and (min-width: 768px){html,body{overflow-x:hidden}.buy-pop-main{width:7.2rem;height:8.5rem;margin-top:-4.25rem;margin-left:-3.6rem}.buy-pop-main .buy-channel{margin-bottom:0}.buy-pop-main .buy-channel-box{width:1.56rem;height:1.16rem}.buy-pop-main .buy-channel-box img{width:0.95rem}.nav-second-box{height:0.6rem}.nav-second{width:100%;height:0.6rem;border-top:0.01rem solid #d2d2d2;border-bottom:0.01rem solid #d2d2d2;position:relative;top:0;left:0;z-index:10}.nav-second .nav-cont,.nav-buy{display:-ms-flexbox;display:flex;-ms-flex-pack:justify;justify-content:space-between;-ms-flex-align:center;align-items:center;-ms-flex-line-pack:center;align-content:center}.nav-second .nav-cont{width:100%;height:100%;position:relative}.nav-links-selected{padding-left:0.64rem;font:0.12rem/0.6rem "OPPOSans-Regular","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";height:0.6rem;width:1rem}.nav-links-selected.has-more::after{content:'';display:inline-block;vertical-align:top;width:0.1rem;height:0.065rem;margin:0.27rem 0 0 0.22rem;background:url(/content/dam/oppo/product-asset-library/iot/s1/cn/v1/assets/index/nav-down.png) no-repeat 0 0/100% 100%;-webkit-transform-origin:center center;transform-origin:center center;transition:-webkit-transform 0.3s linear;transition:transform 0.3s linear;transition:transform 0.3s linear, -webkit-transform 0.3s linear}.nav-links{position:absolute;top:0.61rem;left:0;z-index:0;width:100%;background:rgba(255,255,255,0.9);height:0;overflow:hidden;transition:height 0.3s ease}.nav-links a{display:block;width:100%;height:0.6rem;background:#fff;padding-bottom:0.01rem;color:rgba(0,0,0,0.7);font:0.12rem/0.6rem "OPPOSans-Regular","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";text-align:center;position:relative}.nav-links a.on{color:#000000;font-family:"OPPOSans-Bold","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial"}.nav-links a::after{content:'';display:block;width:7.2rem;height:0.01rem;background:#d2d2d2;position:absolute;bottom:0;left:50%;margin-left:-3.6rem}.nav-links a:last-child{padding-bottom:0}.nav-links a:last-child::after{display:none}.nav-links-selected.nav-open+.nav-links{height:100vh}.nav-links-selected.nav-open::after{-webkit-transform:rotate(-180deg);transform:rotate(-180deg)}.nav-anchors-selected{font:0.12rem/0.6rem "OPPOSans-Regular","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";text-align:center;position:absolute;top:50%;left:50%;-webkit-transform:translate3d(-50%, -50%, 0);transform:translate3d(-50%, -50%, 0);width:1.4rem;height:0.6rem}.nav-anchors-selected.has-more::before{content:'';display:block;width:0.1rem;height:0.065rem;margin-left:0.4rem;background:url(/content/dam/oppo/product-asset-library/iot/s1/cn/v1/assets/index/nav-down.png) no-repeat 0 0/100% 100%;position:absolute;top:0.27rem;left:50%;-webkit-transform-origin:center center;transform-origin:center center;transition:-webkit-transform 0.3s linear;transition:transform 0.3s linear;transition:transform 0.3s linear, -webkit-transform 0.3s linear}.nav-anchors{position:absolute;top:0.61rem;left:0;z-index:0;width:100%;background:rgba(255,255,255,0.9);height:0;overflow:hidden;transition:height 0.3s ease}.nav-anchors a{display:block;width:100%;height:0.6rem;background:#fff;padding-bottom:0.01rem;color:rgba(0,0,0,0.7);font:0.12rem/0.6rem "OPPOSans-Regular","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";text-align:center;position:relative}.nav-anchors a.on{color:#000000;font-family:"OPPOSans-Bold","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial"}.nav-anchors a::after{content:'';display:block;width:7.2rem;height:0.01rem;background:#d2d2d2;position:absolute;bottom:0;left:50%;margin-left:-3.6rem}.nav-anchors a:last-child{padding-bottom:0}.nav-anchors a:last-child::after{display:none}.nav-anchors-selected.nav-open+.nav-anchors{height:100vh}.nav-anchors-selected.nav-open::before{-webkit-transform:rotate(-180deg);transform:rotate(-180deg)}.nav-buy{margin-right:0.64rem}.nav-buy .btn-buy{color:#fff;font:0.12rem/0.32rem "OPPOSans-Regular","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";text-align:center;display:block;padding:0 0.15rem;background:#2ec84d}}@media screen and (max-width: 767px){html,body{overflow-x:hidden}.buy-pop-main a.close{top:0.2rem;right:0.2rem}.buy-pop-main{width:3.2rem;height:5.2rem;margin-top:-2.6rem;margin-left:-1.6rem}.buy-pop-main h2{margin-top:0.48rem}.buy-pop-main .buy-channel{margin-bottom:0}.buy-pop-main .buy-channel-box{width:1.32rem;height:0.96rem;margin:0 0.08rem 0.32rem}.buy-pop-main .buy-channel-box img{width:0.98rem}.nav-second-box{height:0.5rem}.nav-second{width:100%;height:0.5rem;border-top:0.01rem solid #d2d2d2;border-bottom:0.01rem solid #d2d2d2;position:relative;top:0;left:0;z-index:10}.nav-second .nav-cont,.nav-buy{display:-ms-flexbox;display:flex;-ms-flex-pack:justify;justify-content:space-between;-ms-flex-align:center;align-items:center;-ms-flex-line-pack:center;align-content:center}.nav-second .nav-cont{width:100%;height:100%;position:relative}.nav-links-selected{padding-left:0.2rem;font:0.12rem/0.5rem "OPPOSans-Regular","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";height:0.5rem;width:0.82rem}.nav-links-selected.has-more::after{content:'';display:inline-block;vertical-align:top;width:0.1rem;height:0.065rem;margin:0.22rem 0 0 0.04rem;background:url(/content/dam/oppo/product-asset-library/iot/s1/cn/v1/assets/index/nav-down.png) no-repeat 0 0/100% 100%;-webkit-transform-origin:center center;transform-origin:center center;transition:-webkit-transform 0.3s linear;transition:transform 0.3s linear;transition:transform 0.3s linear, -webkit-transform 0.3s linear}.nav-links{position:absolute;top:0.51rem;left:0;z-index:0;width:100%;background:rgba(255,255,255,0.9);height:0;overflow:hidden;transition:height 0.3s ease}.nav-links a{display:block;width:100%;height:0.5rem;background:#fff;padding-bottom:0.01rem;color:rgba(0,0,0,0.7);font:0.12rem/0.5rem "OPPOSans-Regular","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";text-align:center;position:relative}.nav-links a.on{color:#000000;font-family:"OPPOSans-Bold","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial"}.nav-links a::after{content:'';display:block;width:3.2rem;height:0.01rem;background:#d2d2d2;position:absolute;bottom:0;left:50%;margin-left:-1.6rem}.nav-links a:last-child{padding-bottom:0}.nav-links a:last-child::after{display:none}.nav-links-selected.nav-open+.nav-links{height:100vh}.nav-links-selected.nav-open::after{-webkit-transform:rotate(-180deg);transform:rotate(-180deg)}.nav-anchors-selected{font:0.12rem/0.5rem "OPPOSans-Regular","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";text-align:center;position:absolute;top:50%;left:50%;-webkit-transform:translate3d(-50%, -50%, 0);transform:translate3d(-50%, -50%, 0);padding:0 0.06rem;height:0.5rem}.nav-anchors-selected.has-more::before{content:'';display:block;width:0.1rem;height:0.065rem;background:url(/content/dam/oppo/product-asset-library/iot/s1/cn/v1/assets/index/nav-down.png) no-repeat 0 0/100% 100%;position:absolute;top:0.22rem;left:100%;-webkit-transform-origin:center center;transform-origin:center center;transition:-webkit-transform 0.3s linear;transition:transform 0.3s linear;transition:transform 0.3s linear, -webkit-transform 0.3s linear}.nav-anchors{position:absolute;top:0.51rem;left:0;z-index:0;width:100%;background:rgba(255,255,255,0.9);height:0;overflow:hidden;transition:height 0.3s ease}.nav-anchors a{display:block;width:100%;height:0.5rem;background:#fff;padding-bottom:0.01rem;color:rgba(0,0,0,0.7);font:0.12rem/0.5rem "OPPOSans-Regular","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";text-align:center;position:relative}.nav-anchors a.on{color:#000000;font-family:"OPPOSans-Bold","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial"}.nav-anchors a::after{content:'';display:block;width:3.2rem;height:0.01rem;background:#d2d2d2;position:absolute;bottom:0;left:50%;margin-left:-1.6rem}.nav-anchors a:last-child{padding-bottom:0}.nav-anchors a:last-child::after{display:none}.nav-anchors-selected.nav-open+.nav-anchors{height:100vh}.nav-anchors-selected.nav-open::before{-webkit-transform:rotate(-180deg);transform:rotate(-180deg)}.nav-buy{margin-right:0.2rem}.nav-buy .btn-buy{color:#fff;font:0.12rem/0.32rem "OPPOSans-Regular","PingFang SC","Microsoft YaHei","Helvetica Neue","Helvetica","Arial";text-align:center;display:block;padding:0 0.15rem;background:#2ec84d}}.f-dark .nav-second{background:#000;border-color:#323232}.f-dark .nav-links a::after,.f-dark .nav-anchors a::after{background-color:#323232}.f-dark .nav-links-selected,.f-dark .nav-anchors-selected,.f-dark .nav-links a,.f-dark .nav-anchors a{color:#fff}.f-dark .nav-links-selected::after{background-image:url(/content/dam/oppo/product-asset-library/iot/s1/cn/v1/assets/index/nav-down-w.png)}.f-dark .nav-anchors-selected::before{background-image:url(/content/dam/oppo/product-asset-library/iot/s1/cn/v1/assets/index/nav-down-w.png)}@media screen and (max-width: 1023px){.f-dark .nav-links,.f-dark .nav-anchors{background:rgba(0,0,0,0.7)}.f-dark .nav-links a,.f-dark .nav-anchors a{background:#000}}.f_ani{opacity:1;transition:all 0.5s}.mainjsloaded .f_ani{opacity:0}.f_ani.f_ani_s{opacity:1;-webkit-transform-origin:center top;transform-origin:center top;-webkit-transform:scale(1.2);transform:scale(1.2)}.f_ani.f_ani_s_2{-webkit-transform-origin:center top;transform-origin:center top;-webkit-transform:scale(1.2);transform:scale(1.2)}.f_ani.f_ani_s_3{opacity:1;-webkit-transform:scale(1.1);transform:scale(1.1)}.f_ani.f_ani_4{opacity:1;-webkit-transform:translate3d(0, 1rem, 0);transform:translate3d(0, 1rem, 0)}.f_ani.f_ani_5{opacity:0}.f_ani.f_ani_s_6{opacity:1;-webkit-transform:translate3d(0, 1rem, 0) scale(1.1);transform:translate3d(0, 1rem, 0) scale(1.1)}.f_enter{-webkit-animation:fadeInUp 1s ease forwards;animation:fadeInUp 1s ease forwards;will-change:transform,opacity}.f_enter_c{-webkit-animation:fadeInUpC 1s ease forwards;animation:fadeInUpC 1s ease forwards;will-change:transform,opacity}.f_enter_s{-webkit-animation:scaleSmall 1s ease forwards;animation:scaleSmall 1s ease forwards;will-change:transform}.f_enter_s_2{-webkit-animation:fadeInUpSmall 0.8s ease forwards;animation:fadeInUpSmall 0.8s ease forwards;will-change:transform,opacity}.f_enter_s_3{-webkit-animation:scaleSmall2 1s ease forwards;animation:scaleSmall2 1s ease 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0);opacity:1}}@keyframes fadeInUpC{from{-webkit-transform:translate3d(-50%, 1rem, 0);transform:translate3d(-50%, 1rem, 0);opacity:0}to{-webkit-transform:translate3d(-50%, 0, 0);transform:translate3d(-50%, 0, 0);opacity:1}}@-webkit-keyframes scaleSmall{from{-webkit-transform:scale(1.2);transform:scale(1.2)}to{-webkit-transform:scale(1);transform:scale(1)}}@keyframes scaleSmall{from{-webkit-transform:scale(1.2);transform:scale(1.2)}to{-webkit-transform:scale(1);transform:scale(1)}}@-webkit-keyframes fadeInUpSmall{from{-webkit-transform:translate3d(0, 1rem, 0) scale(1.2);transform:translate3d(0, 1rem, 0) scale(1.2);opacity:0}to{-webkit-transform:translate3d(0, 0, 0) scale(1);transform:translate3d(0, 0, 0) scale(1);opacity:1}}@keyframes fadeInUpSmall{from{-webkit-transform:translate3d(0, 1rem, 0) scale(1.2);transform:translate3d(0, 1rem, 0) scale(1.2);opacity:0}to{-webkit-transform:translate3d(0, 0, 0) scale(1);transform:translate3d(0, 0, 0) scale(1);opacity:1}}@-webkit-keyframes scaleSmall2{from{-webkit-transform:scale(1.1);transform:scale(1.1)}to{-webkit-transform:scale(1);transform:scale(1)}}@keyframes scaleSmall2{from{-webkit-transform:scale(1.1);transform:scale(1.1)}to{-webkit-transform:scale(1);transform:scale(1)}}@-webkit-keyframes slideInUp{from{-webkit-transform:translate3d(0, 1rem, 0);transform:translate3d(0, 1rem, 0)}to{-webkit-transform:translate3d(0, 0, 0);transform:translate3d(0, 0, 0)}}@keyframes slideInUp{from{-webkit-transform:translate3d(0, 1rem, 0);transform:translate3d(0, 1rem, 0)}to{-webkit-transform:translate3d(0, 0, 0);transform:translate3d(0, 0, 0)}}@-webkit-keyframes fadeIn{from{opacity:0}to{opacity:1}}@keyframes fadeIn{from{opacity:0}to{opacity:1}}@-webkit-keyframes slideInUpSmall{from{-webkit-transform:translate3d(0, 1rem, 0) scale(1.1);transform:translate3d(0, 1rem, 0) scale(1.1)}to{-webkit-transform:translate3d(0, 0, 0) scale(1);transform:translate3d(0, 0, 0) scale(1)}}@keyframes slideInUpSmall{from{-webkit-transform:translate3d(0, 1rem, 0) scale(1.1);transform:translate3d(0, 1rem, 0) scale(1.1)}to{-webkit-transform:translate3d(0, 0, 0) scale(1);transform:translate3d(0, 0, 0) scale(1)}}.mainjsloaded .s_with_s{opacity:0.2;-webkit-transform-origin:center top;transform-origin:center top;-webkit-transform:scale(1.2);transform:scale(1.2)}.mainjsloaded .s_with_s.s_ready{will-change:transform,opacity}.dialog-video{width:100%;height:100%;background:#000;position:fixed;z-index:999;top:100vh;left:0;opacity:0;transition:0.6s ease-out;box-sizing:border-box}.dialog-video video{width:100%;height:100%;outline:none;object-fit:contain}.dialog-video.on{top:0;opacity:1}.dialog-video .dia-close img{display:block;width:100%;height:100%}.dialog-video .dia-close{display:block;font-size:0;width:0.5rem;height:0.5rem;position:absolute;top:0;right:0}@media screen and (max-width: 767px){.dialog-video{padding-top:0.5rem}}.main-box>section{margin-top:-0.01rem}