/*root styles*/
:root{
    font-size:13.3333333333vw;
    scroll-behavior: smooth;
    overflow: hidden;
}
html,body{
    font-family: systemui,'微软雅黑','Microsoft YaHei Bold',sans-serif;
    width:100%;
    height:100%;
    overflow-x:hidden;
}
*,*::before,*::after{box-sizing: border-box;margin:0;padding:0;}
a{text-decoration: none;color:#323232}
a[role=button]{
    background: linear-gradient(to right,#FF836D,#FFA648);;
    display: flex;
    align-items: center;
    justify-content: center;
    width:5.6rem;
    height:0.65rem;
    border-radius: 0.35rem;
    font-size:0.28rem;
    line-height: 0.65rem;
    font-weight: 500;
    text-align: center;
    color:#FFFFFF;
    box-shadow: 0 0 0.08rem rgba(83,6,6,.14);
    transition: all .25s ease-in;
}
a[role=button]:hover{
    box-shadow: 0 0.05rem 0.1rem rgba(20, 97, 240, 0.35);
    transform:translateY(-0.05rem);
    cursor: pointer;
}
dl,ul,ol,menu{list-style:none;margin:0;padding:0;}
body > section{
    display: flex;
    width:100%;
}
/*header style*/
body > header {
    display: flex;
    align-items: center;
    justify-content: space-around;
    background:#ffffff;
    width:100%;
    height: 1rem;
    z-index:999999;
    box-shadow: 0 0.1rem 0.2rem rgba(200,200,200,.35);
}
body > header > a{
    display: inline-block;
    height:0.4rem;
    line-height: 0;
}
body > header img{
    height:0.4rem;
}
body > header > nav{
    display: flex;
    justify-content: space-between;
    width: 4rem;
}
nav[role="navigation"] > a:hover{
    color:#0780FE;
}
nav[role="navigation"] > a{
    position:relative;
    font-size:0.24rem;
    letter-spacing: 0.02rem;
}
nav[role="navigation"] > a::after{
    content: "";
    background-color:#0780FE;
    position: absolute;
    left:50%;
    transform:translateX(-50%);
    bottom:-0.2rem;
    width:0;
    height:0.06rem;
    border-radius:0.04rem;
    transition: all .2s ease-in;
}
nav[role="navigation"] > a:where(:hover,:active)::after{
    width:100%;
}
/* heading styles */
h2[role=heading]{
    background: url(../images/heading-bg.png) no-repeat center bottom/2.22rem 0.06rem;
    display:flex;
    align-items: center;
    width:fit-content;
    min-height: 0.45rem;
    font-size:0.34rem;
    color:#181448;
    padding-bottom:0.25rem;
    margin-bottom:0.4rem;
    text-align: center;
}
/*banner style*/
body > figure[role=banner]{
    width:100%;
}
body > figure[role=banner] > img{
    display:block;
    width:100%;
}
body > figure[role=banner] > figcaption{
    background: rgba(255,255,255,1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 0.8rem;
    padding:0 0.3rem;
    font-size: 0.24rem;
}
body > figure[role=banner] > figcaption> time::before{
    background:#1A79F8;
    display: inline-block;
    content:"开课时间";
    width: 1.34rem;
    height: 0.46rem;
    line-height:0.46rem;
    text-align: center;
    border-radius: 0.05rem;
    margin-right:0.2rem;
    color:#FFFFFF;
}
body > figure[role=banner] > figcaption> time::after{
    content:attr(datetime);
    margin-left:0.02rem;
}
body > figure[role=banner] > figcaption > button{
    background: linear-gradient(to right,#2196FF,#68B4F1);
    width: 1.86rem;
    height: 0.46rem;
    line-height: 0.46rem;
    border-radius: 0.3rem;
    font-size:0.26rem;
    border:0;
    color:#FFFFFF;
    outline:none;
    cursor: pointer;
}

/* module styles */
section[data-module]{
    background:#F5F7FA;
    flex-direction: column;
    align-items: center;
    padding:0.4rem 0.3rem;
    font-size:0.2rem;
}

/* module summary styles */
section[data-module=summary]{
    background:#F6F8FA;
}
section[data-module=summary] > ul{
    display: flex;
    flex-direction: column;
    gap:0.4rem;
}
section[data-module=summary] > ul > li{
    background: #FFFFFF url(../images/summary-title-1.png) no-repeat center top/ 6.9rem 1rem;
    display: flex;
    flex-direction: column;
    width: 100%;
    padding:0 0.3rem 0.3rem 0.3rem;
    box-shadow: 0 0.02rem 0.08rem rgba(0,0,0,0.05);
    border-radius: 0.2rem;
}
section[data-module=summary] > ul h3{
    height: 1rem;
    line-height: 1rem;
    text-align: center;
    font-size:0.28rem;
}
section[data-module=summary] > ul p{
    padding:0.2rem 0;
    font-size:0.24rem;
    line-height:0.48rem;
}
section[data-module=summary] > ul img{
    width:100%;
}
section[data-module=summary] > ul small{
    text-align: center;
    font-size:0.2rem;
    padding-top:0.36rem;
}

/* module about styles */
section[data-module=about]{
    background:#FFFFFF;
}
section[data-module=about] > dl{
    background: linear-gradient( 180deg, #EFF6FB 0%, #F8FBFD 100%);
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    gap:0.2rem;
    padding:1rem 0.3rem 0.3rem 0.3rem;
    line-height:0.48rem;
    border-radius: 0.2rem;
    margin-bottom:0.4rem;
}
section[data-module=about] > dl > dt{
    background: linear-gradient( 270deg, #4CA0F2 0%, #2567E1 100%);
    position: absolute;
    left:0;
    top:0.3rem;
    width: fit-content;
    height: 0.5rem;
    padding:0 0.4rem;
    line-height: 0.5rem;
    font-size:0.26rem;
    color:#FFFFFF;
    border-radius: 0 0.5rem 0.5rem 0;
}
section[data-module=about] > dl:last-child > dd{
    background: #FFFFFF;
    display: flex;
    width: 100%;
    min-height:1.6rem;
    border-radius: 0.1rem;
    border: 0.01rem solid #EEF0F1;
}
section[data-module=about] > dl h4{
    background: url(../images/about-icon-1.png) no-repeat center top 0.35rem/0.4rem 0.4rem,
    linear-gradient( 270deg, #F1FCFF 0%, #A1E3F4 100%);
    min-width: 2.52rem;
    padding-top:0.8rem;
    text-align: center;
    color:#003F4F;
    font-size:0.24rem;
    border-radius: 0.1rem;
}
section[data-module=about] > dl dd:nth-of-type(2) h4{
    background-image:url(../images/about-icon-2.png),linear-gradient( 270deg, #FFF9FC 0%, #FFD7E9 100%);
    color:#9D004A;
}
section[data-module=about] > dl dd:nth-of-type(3) h4{
    background-image:url(../images/about-icon-3.png),linear-gradient( 90deg, #E0F4D2 0%, #FAFFF6 100%);
    color:#014D00;
}
section[data-module=about] > dl p{
    padding:0.2rem;
    font-size:0.22rem;
    line-height:0.4rem;
    color:#474A4F;
}

/* module reason styles */
section[data-module=reason]{
    background:#F5F6FB;
}
section[data-module=reason] > ul{
    display:flex;
    flex-direction: column;
    gap:0.2rem;
    counter-reset: number;
    margin-bottom:0.4rem;
}
section[data-module=reason] > ul > li::before{
    background:linear-gradient(to right,#98A2FF,#626CFF);
    display: flex;
    align-items: center;
    position: absolute;
    left:0.3rem;
    top:0.3rem;
    width:0.5rem;
    height:0.5rem;
    padding-left:0.06rem;
    counter-increment: number;
    content:"0"counter(number);
    color:#FFFFFF;
    font-size:0.26rem;
    font-weight:500;
    font-style:italic;
    border-radius:0.6rem;
    box-shadow:0 0 0 0.05rem rgba(152,161,255,.6), 0 0 0 0.1rem rgba(152,161,255,.3);
}
section[data-module=reason] > ul > li{
    background: #FFFFFF;
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    padding:0.35rem 0.3rem 0.3rem 1.1rem;
    line-height:0.36rem;
    border-radius: 0.2rem;
}
section[data-module=reason] > ul > li > h4{
    font-size:0.26rem;
    color:#0B2A7D;
    padding-bottom:0.1rem;
}

/* module introduce styles */
section[data-module=introduce]{
    background:#FFFFFF;
}
section[data-module=introduce] > ul{
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}
section[data-module=introduce] > ul > li{
    background:#F3F6F8 url(../images/introduce-bg-1.png) no-repeat right bottom;
    border-radius: 0.2rem;
    padding:0.5rem;
}
section[data-module=introduce] > ul > li:nth-of-type(2){
    background-image:url(../images/introduce-bg-3.png);
}
section[data-module=introduce] > ul > li:nth-of-type(3){
    background-image:url(../images/introduce-bg-2.png);
}
section[data-module=introduce] > ul > li > h3{
    font-size:0.28rem;
    color:#0B2A7D;
}
section[data-module=introduce] > ul > li > p{
    line-height:0.4rem;
    padding:0.15rem 0;
}
section[data-module=introduce] > ul > li > ul{
    background:linear-gradient(#2598FE,#2598FE) no-repeat left 0.3rem center/0.05rem 2.2rem;
    display: flex;
    flex-direction: column;
    width: 100%;
    gap:0.3rem;
}
section[data-module=introduce] > ul > li > ul > li{
    background: #FFFFFF;
    display: flex;
    gap:0.1rem;
    width: 100%;
    padding: 0.2rem 0.2rem 0.2rem 0;
    font-size:0.18rem;
    line-height:0.4rem;
    border-radius: 0.2rem;
    border: 0.01rem solid #CAE6FF;
}
section[data-module=introduce] > ul li[title]::before{
    background: linear-gradient( 270deg, #FFFFFF 0%, #C9E5FF 100%);
    min-width: 1.2rem;
    height: 0.4rem;
    font-weight:500;
    line-height: 0.4rem;
    content:attr(title);
}

/* module feature styles */
section[data-module=feature]{
    background:#E6F2FF;
    padding-inline:0;
}
section[data-module=feature] > article{
    background:url(../images/feature-bg.png) no-repeat left center/2.37rem 3.52rem;
    display: flex;
    justify-content: space-between;
    width:100%;
    padding-inline:0.3rem;
    height:3.52rem;
    overflow:hidden;
}
section[data-module=feature] menu{
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: space-between;
    min-width:3.25rem;
    height:100%;
}
section[data-module=feature] menu > li::before{
    background:url(../images/feature-icon-2.png) no-repeat center/0.24rem 0.24rem;
    display: inline-block;
    position: absolute;
    left:-0.38rem;
    top:0.06rem;
    width:0.24rem;
    height:0.24rem;
    content:"";
}
section[data-module=feature] menu > li{
    background: linear-gradient( 270deg, #11A5E4 0%, #007DEC 100%);
    position: relative;
    width: 1.84rem;
    height: 0.42rem;
    line-height: 0.42rem;
    font-size:0.18rem;
    color:#FFFFFF;
    cursor: pointer;
    text-align: center;
    border-radius: 0.25rem;
}
section[data-module=feature] menu > li[aria-current]{
    background: linear-gradient( 270deg, #FFB500 0%, #F87508 100%);
    color:#FFFFFF;
}
section[data-module=feature] menu > li[aria-current]::before{
    background-image:url(../images/feature-icon-1.png)
}
section[data-module=feature] menu > li:nth-of-type(1),
section[data-module=feature] menu > li:nth-of-type(6){
    transform:translateX(-1.08rem);
}
section[data-module=feature] menu > li:nth-of-type(2),
section[data-module=feature] menu > li:nth-of-type(5){
    transform:translateX(-0.25rem);
}
section[data-module=feature] p::before{
    display: block;
    content:attr(title);
    font-size:0.2rem;
    font-weight:500;
    margin-bottom:0.1rem;
    color:#022553;
}
section[data-module=feature] p{
    display: flex;
    flex-direction: column;
    justify-content: center;
    height:100%;
    width: 3.2rem;
    position: absolute;
    opacity: 0;
    z-index:-1;
    font-size:0.18rem;
    line-height:0.36rem;
    transform:scaleX(0);
}
section[data-module=feature] p[aria-current]{
    position: relative;
    opacity: 1;
    z-index:1;
    transform:scaleX(1);
}

/* module step styles */
section[data-module=step] > h2{
    width:100%;
    justify-content: center;
}
section[data-module=step] > div{
    background: #FFFFFF;
    display: flex;
    flex-direction: column;
    color:#0050B9;
    box-shadow: 0 0.05rem 0.15rem rgba(0,0,0,0.1);
    border-radius: 0.2rem;
}
section[data-module=step] > div:nth-of-type(2){
    margin-top:0.4rem;
}
section[data-module=step] > div > h3{
    background:url(../images/step-title-1.png) no-repeat center/6.9rem 0.99rem;
    height:0.99rem;
    padding-left:0.5rem;
    margin-bottom:0.4rem;
    line-height:0.99rem;
    font-size:0.28rem;
}
section[data-module=step] > div:nth-of-type(2){
    color:#5B0BE9;
}
section[data-module=step] > div:nth-of-type(2) > h3{
    background-image:url(../images/step-title-2.png);
}
section[data-module=step] > div > dl{
    background: #FFFFFF;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin:0.2rem 0.4rem;
    padding:0.3rem;
    border-radius: 0.2rem;
    border: 0.01rem solid currentColor;
}
section[data-module=step] dl > dt{
    background: #FFFFFF;
    width: 1.56rem;
    height: 0.4rem;
    margin-top:-0.5rem;
    font-size:0.24rem;
    font-weight:500;
    line-height: 0.4rem;
    text-align: center;
    border-radius: 0.2rem;
    border: 0.01rem solid currentColor;
}
section[data-module=step] dl > dd::before{
    display: inline-block;
    position: absolute;
    left:0;
    top:0.18rem;
    content:"";
    width:0.12rem;
    height:0.12rem;
    border:0.08rem solid transparent;
    border-left-color:#0050B9;
}
section[data-module=step] > div:nth-of-type(2) dl > dd::before{
    border-left-color:#5B0BE9;
}
section[data-module=step] dl > dd{
    position: relative;
    padding-left:0.15rem;
    line-height:0.36rem;
    color:#333;
    padding-top:0.1rem;
}

/* module cert styles */
section[data-module=cert]{
    background:url(../images/cert-bg.png) no-repeat center/cover;
}
section[data-module=cert] > figure{
    display: flex;
    flex-direction: column;
    align-items: center;
    color:#FFFFFF;
    gap:0.2rem;
    margin-bottom:0.4rem;
}
section[data-module=cert] img{
    width:5.84rem;
}

/* module crowd styles */
section[data-module=crowd]{
    background:#F6F8FA;
}
section[data-module=crowd] > ul{
    display: grid;
    grid-template-columns: repeat(2,3rem);
    gap:0.3rem;
}
section[data-module=crowd] > ul > li{
    background: linear-gradient( 180deg, #0E7BFF 0%, #20B2FF 100%);
    display: flex;
    flex-direction: column;
    width: 100%;
    border-radius: 0.3rem;
}
section[data-module=crowd] > ul > li:nth-of-type(2){
    background: linear-gradient( 180deg, #FF922A 0%, #FFCE98 100%);
}
section[data-module=crowd] > ul > li:nth-of-type(3){
    background: linear-gradient( 180deg, #7F7CFE 0%, #A4A4FF 100%);
}
section[data-module=crowd] > ul > li:nth-of-type(4){
    background: linear-gradient( 180deg, #00C9AA 0%, #59EFDA 100%);
}
section[data-module=crowd] > ul > li > h3{
    height:0.8rem;
    line-height:0.8rem;
    font-size:0.26rem;
    text-align: center;
    color:#FFFFFF;
}
section[data-module=crowd] > ul > li > p{
    background: linear-gradient( 180deg, rgba(255,255,255,0.73) 0%, rgba(255,255,255,0.92) 22%, #FFFFFF 100%);
    flex:1;
    width: 100%;
    text-align: center;
    line-height:0.4rem;
    padding:0.3rem 0.2rem;
    border-radius: 0.3rem;
}

/* module exam styles */
section[data-module=exam]{
    background:#FFFFFF;
    padding-inline:0.15rem;
}
section[data-module=exam] > ul{
    background:url(../images/exam-bg.png) no-repeat center/7.2rem 4.25rem;
    display: flex;
    flex-wrap:wrap;
    justify-content: center;
    align-content: center;
    gap:0.1rem;
    height:4.25rem;
}
section[data-module=exam] > ul > li{
    background: #FFFFFF;
    display: flex;
    justify-content: center;
    align-items: center;
    width:1.52rem;
    padding-block:0.1rem;
    line-height:0.3rem;
    text-align: center;
    border-radius:0.1rem;
}
section[data-module=exam] > ul > li:nth-of-type(1),
section[data-module=exam] > ul > li:nth-of-type(3),
section[data-module=exam] > ul > li:nth-of-type(5),
section[data-module=exam] > ul > li:nth-of-type(7),
section[data-module=exam] > ul > li:nth-of-type(8),
section[data-module=exam] > ul > li:nth-of-type(9),
section[data-module=exam] > ul > li:nth-of-type(10)
{
    background: linear-gradient( 270deg, #68B4F1 0%, #2196FF 100%);
    color:#FFFFFF;
}
section[data-module=exam] > ul > li:nth-of-type(2),
section[data-module=exam] > ul > li:nth-of-type(4),
section[data-module=exam] > ul > li:nth-of-type(6){
    width:4.76rem;
}
section[data-module=exam] > ul > li:nth-of-type(13){
    display: flex;
    justify-content: space-between;
    background:transparent;
}
section[data-module=exam] > ul > li span{
    background:#FFFFFF;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 0.75rem;
    border-radius:0.1rem;
}

/* module course styles */
section[data-module=course]{
    background:#FFFFFF;
    margin-bottom:1rem;
}
section[data-module=course] > article{
    display: flex;
    justify-content: space-between;
    position: relative;
    width: 100%;
}
section[data-module=course] > article menu{
    display: flex;
    flex-direction: column;
    gap:0.3rem;
    min-width: 1.86rem;
}
section[data-module=course] > article menu li{
    background: #F6F8FA;
    height: 0.75rem;
    font-size:0.23rem;
    text-align: center;
    line-height: 0.75rem;
    border-radius: 0.1rem;
    cursor: pointer;
    transition:all .25s ease-out;
}
section[data-module=course] > article menu li[aria-current]{
    background: linear-gradient( 270deg, #4EB0FF 0%, #0C87F6 100%);
    color:#FFFFFF;
}
section[data-module=course] ul{
    display: flex;
    flex-direction: column;
    position: absolute;
    top:0;
    right:0;
    width:4.74rem;
    gap:0.1rem;
    transform:scale(0);
    transform-origin: left top;
    opacity:0;
    z-index:-1;
    transition: all .25s ease-out;
}
section[data-module=course] ul[aria-current]{
    position: relative;
    opacity: 1;
    z-index:1;
    transform:scale(1);
}
section[data-module=course] ul li::before{
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top:0;
    left:0;
    content:attr(title);
    width: 0.84rem;
    height: 0.4rem;
    background: #FFB974;
    border-radius: 0.1rem 0 0.3rem 0;
}
section[data-module=course] ul li{
    background:#F6F8FA;
    position: relative;
    border-radius:0.1rem;
}
section[data-module=course] ul p{
    padding:0.5rem 0.2rem 0.2rem 0.2rem;
    font-size:0.18rem;
    line-height:0.4rem;
}
section[data-module=course] ul h4{
    background: #FFE6CD;
    width: 100%;
    min-height: 0.4rem;
    padding:0 0.1rem 0 0.94rem;
    line-height: 0.4rem;
    font-size:0.18rem;
    border-radius:0.1rem 0.1rem 0 0;
}
section[data-module=course] ul span{
    display: inline-block;
    padding:0.2rem 0.2rem 0.2rem 0.94rem;
    font-size:0.16rem;
    line-height:0.3rem;
}