.swiper {
    width: 100vw;
    height: 300px;
}
.page_header , .page_body{
    display: none;
    /* overflow-x: hidden; */
}

.mobile_header{
    width: 100vw;
    height: 4.54rem;
    background: #ffffff;
    position: fixed;
    z-index: 3;
}
.mobile_header .logo{
    width: 2.36rem;
    margin-left: 1.9rem;
  
}
.mobile_header .menu{
    width: 1.6rem;
    margin-right: 1.9rem;
}
.mobile_header span{
    font-size: 1.21rem;
}
.mobile-nav{
    padding-bottom: 1rem;
    /* padding-top: 1rem; */
    position: absolute;
    top: 4.54rem;
    z-index: 999;
    background-color: #fff;
    width: 100vw;
    list-style: none;
    max-height: 0; /* Hide element initially */
    opacity: 0; /* Set initial opacity to 0 */
    transform: translateY(-1rem); /* Initial transform */
    transition: max-height 0.5s ease, opacity 0.8s ease, transform 0.5s ease; /* Transition for animation */
}
.mobile-nav li {
    margin: 0 1.6rem;
}
.mobile-nav li:hover {
    background-color: #f4f6fe;
}
.active{
    max-height: 25rem; /* Adjust to the height of your content */
    opacity: 1;
    transform: translateY(0);
}


.mobile-nav li{
    padding: .6rem;
}

.mobile_body{
    width: 100vw;
    /* height: calc(100vh - 4.54rem); */
    box-sizing: border-box;
    position: relative;
    background: linear-gradient(90deg, #ECEFFF, #F6F8FE);
    /* padding:0 2rem 2rem; */
}

.mobile_body_bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    /* height: 100%; */
    height: 26rem;
    background: url("https://assets.atomarrow.net/ai/sassknowledge/imgs/mobile_body_bg.png") no-repeat;
    background-size: cover;
    background-position: center;
}

.start-btn2 {
    width: 12rem;
    height: 3.2rem;
    background: linear-gradient(180deg, #165DFF, #6B98FF);
    background-size: 400% 100% ;
    border-radius: 8px;
    transition: all .3s;
    border:none;
    outline: none;
    color: white;
}

.swiper {
    width: 100%;
    height: auto !important;
}

.ability_content li{
    position: relative;
    padding-left: 1.2rem;
}

.ability_content ul{
    list-style: none;
    font-size: .8rem;
}

.ability_content li:before{
    content: "•"; /* 添加自定义的小圆点 */
    color: #165DFF; /* 设置小圆点的颜色 */
    font-size: 1.2rem;
    position: absolute;
    left: 0.2rem;
    top: -0.3rem;
}

.youshi_block {
    box-sizing: border-box;
    width: 11.5rem;
    height: 10rem;
    background: #E2E9F7;
    border-radius: .2rem;
    display: flex;
    flex-direction: column;
    justify-content: stretch;
    align-items: center;
    cursor: pointer;
    margin-bottom: 1rem;
    padding: .8rem;
    font-size:.8rem;
}

.youshi_block>span:first-child{
    font-family: Source Han Sans CN;
    font-weight: 800;
    font-size: 34px;
    color: #200E69;
}
.youshi_block>span:last-child {
    font-family: Source Han Sans CN;
    font-weight: 400;
    font-size: 14px;
    color: #545965;
}



.form {
    background: #FFFFFF;
    border-radius: 1rem;
    box-sizing: border-box;
    padding: 1rem 1.9rem 2rem;
}


.form input,.form textarea {
    width: 22rem;
    height: 3rem;
    box-sizing: border-box;
    background: #FFFFFF;
    border-radius: 8px;
    border: 1px solid #CCD3E7;
    outline: none;
}
.form input:focus {
    border: 1px solid #7592e7;
}
.form_btn {
    width: 22rem;
    height: 3rem;
    background: #a1affb;
    border-radius: 8px;
    color: white;
    border:none;
    outline: none;
    cursor: pointer;
    transition: all .3s;
}
.form_btn:hover {
    background: #5E77FF
}

.sologn {
    color: transparent;
    background: linear-gradient(to right, #ff4000, blue, #4ab9db);
    -webkit-background-clip: text;
    background-clip: text;
}

/* price */
.func_list>div{
    margin-bottom: 1rem;
    cursor: pointer;
}
.func_list img{
    width: 1rem;
    height: 1rem;
}
.fuwu_list img{
    width: 5rem;
    height: 5rem;
}