.benner_box[data-v-265ab437]{width:100%;min-width:1200px;position:relative;text-align:center}.benner_box .hide_img[data-v-265ab437]{opacity:0;z-index:-1}.benner_box[data-v-265ab437] .ivu-carousel{position:absolute;top:0;left:0;right:0;bottom:0;z-index:1}.benner_box[data-v-265ab437] .ivu-carousel__container{height:100%}.benner_box .bannerImg[data-v-265ab437]{display:inline-block;width:100%;max-width:-webkit-max-content;max-width:-moz-max-content;max-width:max-content}.gray_text{color:#999;font-size:16px}h1{font-size:35px;color:#3d3d3d;font-weight:700}.size16{font-size:16px;color:#666}.size18{font-size:18px;line-height:1.3}.size20{font-size:20px;line-height:1.3}.size26{font-size:26px;font-weight:700;color:#3d3d3d}.page_w{max-width:1600px;min-width:1200px;padding-right:50px;padding-left:50px;margin:0 auto}button{font-size:15px;font-weight:500}.line_ellipsis{overflow:hidden;display:block;white-space:nowrap;text-overflow:ellipsis}.line2_ellipsis{-webkit-line-clamp:2}.line2_ellipsis,.line3_ellipsis{overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-box-orient:vertical;line-height:1.5}.line3_ellipsis{-webkit-line-clamp:3}.lrtb100{position:absolute;left:0;right:0;top:0;bottom:0;z-index:100}.dash_list_theme{box-shadow:0 1px 3px 0 hsla(0,0%,55.7%,.35);flex:1;display:flex;flex-direction:column;padding:0 20px;box-sizing:border-box}.dash_list_theme_li{flex:1;padding:20px 0;display:flex;border-bottom:1px dashed #e4e4e4}.flex_row_c_c{align-items:center}.flex_col_c,.flex_row_c_c{display:flex;justify-content:center}.flex_col_c,.flex_row_c{flex-direction:column}.flex_row_c{display:flex;align-items:center}.flex_lr_theme{display:flex;justify-content:space-between}::v-deep div button.ivu-btn-small{height:30px;line-height:30px}::v-deep div button.ivu-btn-default{height:44px;line-height:44px}::v-deep div button.ivu-btn-large{font-size:20px;width:180px;height:50px;line-height:50px}::v-deep .ivu-form .ivu-form-item-label{font-size:22px;color:#375780;font-weight:700;line-height:2.5}::v-deep .ivu-form-item-content,::v-deep .ivu-radio-wrapper{font-size:20px;color:#375780}::v-deep .ivu-form-item-error-tip{font-size:18px}::v-deep .swiper-button-next,::v-deep .swiper-button-prev{top:45%}.app-download-page{width:100%;min-width:1240px!important;margin:0 auto}.app-download-page>div{min-width:1240px!important;display:flex;justify-content:center;align-items:center;overflow:hidden}.app-download-page>div>img{transform:scale(1.3);transform-origin:center center}.container{width:1220px;margin:0 auto;position:relative}.hero-section{position:relative;width:100%;overflow:hidden;z-index:10;--hero-title-top:120px;--hero-desc-top:200px;--hero-buttons-top:280px;--hero-qrcode-top:260px;--hero-qrcode-right:22%}.hero-bg-image{width:100%;height:auto;display:block;position:relative;z-index:1;transform:scale(1)!important}.hero-content{position:absolute;top:0;left:0;width:100%;height:100%;z-index:2;pointer-events:none}.hero-content .container{position:relative;width:100%;max-width:1920px;height:100%;margin:0 auto;padding:0}.hero-title{position:absolute;top:var(--hero-title-top);left:50%;transform:translateX(-50%)}.hero-title>h1{font-size:48px;font-weight:700;color:#1a1a1a;letter-spacing:2px}.hero-title>h1,.hero-title>p{text-align:center;margin:0;white-space:nowrap;z-index:3;font-family:Microsoft YaHei,PingFang SC,Helvetica Neue,Arial,sans-serif;pointer-events:none}.hero-title>p{font-size:16px;color:#666;line-height:1.8;letter-spacing:1px}.hero-buttons{grid-gap:24px;gap:24px;z-index:3;pointer-events:auto;padding-top:20px}.download-btn,.hero-buttons{display:flex;align-items:center;justify-content:center}.download-btn{grid-gap:12px;gap:12px;padding:14px 32px;font-size:16px;font-weight:500;color:#fff;background:linear-gradient(90deg,#06f,#2282ff);border:none;border-radius:8px;cursor:pointer;transition:all .3s ease;white-space:nowrap;position:relative;z-index:4}.download-btn .btn-icon-fixed{opacity:1;transition:all .5s ease}.download-btn:hover{background:linear-gradient(0deg,hsla(0,0%,100%,.2),hsla(0,0%,100%,.2)),linear-gradient(90deg,#06f,#2282ff);transform:translateY(-2px);box-shadow:0 6px 20px rgba(26,86,219,.4);color:#fff!important}.download-btn-app:hover .btn-icon-fixed{opacity:0}.download-btn-app:link,.download-btn-app:visited{color:#fff}.qrcode-popup{position:absolute;top:calc(100% + 15px);left:50%;transform:translateX(-50%) translateY(-10px);width:200px;height:200px;background:#fff;padding:12px;border-radius:12px;box-shadow:0 8px 24px rgba(0,0,0,.15);z-index:100;opacity:0;visibility:hidden;transition:all .3s cubic-bezier(.4,0,.2,1);pointer-events:none}.qrcode-popup:before{content:"";position:absolute;top:-8px;left:50%;transform:translateX(-50%);width:0;height:0;border-left:8px solid transparent;border-right:8px solid transparent;border-bottom:8px solid #fff;-webkit-filter:drop-shadow(0 -2px 4px rgba(0,0,0,.1));filter:drop-shadow(0 -2px 4px rgba(0,0,0,.1))}.qrcode-popup img{width:100%;height:100%;display:block;-o-object-fit:contain;object-fit:contain;border-radius:8px}.download-btn-app:hover .qrcode-popup{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}.coming-soon-tooltip{position:absolute;top:calc(100% + 15px);left:50%;transform:translateX(-50%) translateY(-10px);background:rgba(0,0,0,.85);color:#fff;padding:8px 16px;border-radius:6px;font-size:14px;white-space:nowrap;z-index:100;opacity:0;visibility:hidden;transition:all .3s cubic-bezier(.4,0,.2,1);pointer-events:none}.coming-soon-tooltip:before{content:"";position:absolute;top:-6px;left:50%;transform:translateX(-50%);width:0;height:0;border-left:6px solid transparent;border-right:6px solid transparent;border-bottom:6px solid rgba(0,0,0,.85)}.coming-soon-tooltip.show{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}.btn-icon{width:24px;height:24px}.btn-icon,.btn-icon-fixed{display:inline-block;background-size:contain;background-repeat:no-repeat;background-position:50%;flex-shrink:0}.btn-icon-fixed{position:absolute;top:5px;right:5px;width:25px;height:25px}.hero-qrcode{position:absolute;top:var(--hero-qrcode-top);right:var(--hero-qrcode-right);width:160px;height:160px;background:#fff;padding:10px;border-radius:8px;box-shadow:0 4px 16px rgba(0,0,0,.1);z-index:3;pointer-events:auto}.hero-qrcode img{width:100%;height:100%;display:block;-o-object-fit:contain;object-fit:contain}@media (max-width:1920px){.hero-title{top:6.25%;font-size:42px;white-space:nowrap}.hero-desc{top:10.4%;font-size:15px;white-space:nowrap}.hero-qrcode{top:13.5%;right:22%}}@media (max-width:1440px){.hero-title{top:8%;font-size:38px;white-space:nowrap}.hero-desc{top:13%;font-size:14px;white-space:nowrap}.hero-qrcode{top:17%;right:18%;width:140px;height:140px}}@media (max-width:1280px){.hero-title{top:10%;font-size:32px;white-space:nowrap}.hero-desc{top:15%;font-size:13px;white-space:nowrap}.hero-buttons{grid-gap:16px;gap:16px}.download-btn{padding:12px 24px;font-size:14px}.hero-qrcode{top:19%;right:15%;width:120px;height:120px}}@media (max-width:768px){.hero-title{top:8%;font-size:24px}.download-btn{width:200px;padding:12px 20px;font-size:13px}.hero-qrcode{top:35%;right:50%;transform:translateX(50%);width:120px;height:120px}}.section-image{width:100%;height:auto;display:block;position:relative;z-index:1}.section-pc-upgrade{background:#fff;position:relative;z-index:1}.section-question-bank{background:#f7f9fc;position:relative;z-index:1}.section-learning-center{background:#fff;position:relative;z-index:1}.section-info-summary{background:#f7f9fc;position:relative;z-index:1}.section-additional{background:#fff}.section-additional .section-image{margin-bottom:0}