html,body {
  height: 100%;
  
}

body {
  background-color: #fef7ef;
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Segoe UI, Arial, Roboto, "PingFang SC", "miui", "Hiragino Sans GB", "Microsoft Yahei", sans-serif;
}

* {
  margin: 0;
  padding: 0;
}

#app {
  height: 100%;
}

#largeDes {
  background-color: #fef7ef;
  position: relative;
}

#largeDes .logo {
  width: auto;
  height: 57PX;
}
#largeDes .header {
  height: 80px;
  box-shadow: 0 -3px 0 0 rgba(0, 0, 0, 0.05);
  background-color: #fff;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  padding: 14px 40px;
  box-sizing: border-box;
}

#largeDes .header-actions {
  display: flex;
  align-items: center;
  flex: 1;
  justify-content: flex-end;
}
#largeDes .menu{
  width: 48px;
  height: 48px;
  margin-left: 16px;
  display: block;
  cursor: pointer;
}
#largeDes .accordion {
  position: absolute;
  top: 80px;
  right: 20px;
  display: none; /* 初始状态下隐藏 */
  padding: 0 20px;
  border-radius: 10px;
  border: solid 1px #f3f3f3;
  background-color: #fff;
  min-width: 375px;
}

#largeDes .mask{
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}
#largeDes .accordion-header {
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: solid 1px #f3f3f3;
  transition: background-color 0.3s;
  font-size: 16px;
  color: #000;
}
#largeDes .accordion-header  a{
  color: #000;
}
#largeDes .accordion-header:hover {
  background-color: #ddecff;
}

#largeDes .accordion-content {
  display: none; /* 初始状态下隐藏 */
  padding: 0 0 0 16px;
  background-color: #f8fbff;
}

#largeDes .accordion-content.show {
  display: block;
  

}
#largeDes .accordion-content a{
  /* height: 40px;
  line-height: 40px; */
  height: 16px;
  margin: 12px 0 25px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(0, 0, 0, 0.8);
  text-decoration: underline;
  display: block;

}
#largeDes .accordion-content a:last-child{
  margin-bottom: 0;
  padding-bottom: 12px;
  border-bottom: solid 1px #f3f3f3;
}
#largeDes .accordion-header img {
  width: 24px;
  height: 24px;
  display: block;
  transition: transform 0.3s;
}

#largeDes .accordion-header.expanded img {
  transform: rotate(90deg);
}

#largeDes .talk-s {
  margin-left: 20px;
  height: 30px;
}

#largeDes .btn-about,
#largeDes .btn-start {
  font-size: 16px;
  font-weight: 500;
  color: #fff;
  cursor: pointer;
  height: 48px;
  padding: 0 20px;
  text-align: center;
  line-height: 48px;
  border-radius: 8px;
  background-color: #4178e3;
  margin-left: 20px;
  cursor: pointer;
  white-space: nowrap;
}

#largeDes .btn-about {
  display: none;
}

#largeDes .btn-start {
  display: none;
  background-color: #fff;
  color: #000;
}

#largeDes > h1 {
  margin-top: 60px;
  margin-bottom: 30px;
  text-align: center;
  font-size: 36px;
  font-weight: bold;
}

#largeDes > h2 {
  text-align: center;
  font-size: 36px;
  margin-top: 8px;
  font-weight: bold;
  margin-bottom: 30px;
}

#largeDes .r1 {
  width: 80%;
  max-width: 1200px;
  height: auto;
  margin: 0 auto 40px;
  border-radius: 6px;
  box-shadow: inset 0 0 15px 1px rgba(0, 0, 0, 0.25);
  border: solid 1.2px #fff;
  background-color: #fff;
  padding: 20px 20px 0px 20px;
  box-sizing: border-box;
}

#largeDes .r1 img {
  width: 100%;
  margin-bottom: 40px;
}

#largeDes .r1 span {
  font-size: 22px;
  font-weight: 500;
  word-wrap: break-word;
  color: rgba(0, 0, 0, 0.6);
}
#largeDes .content {
  margin-bottom: 10px;
  transition: max-height 0.3s ease-out;
  max-height: 245px;
  overflow: hidden;
}

/* 当内容展开时的样式 */
#largeDes .content.expanded {
  max-height: none;
}

#largeDes .toggle-button {
  height: 30px;
  box-sizing: border-box;
  border-radius: 8px;
  background-color: #f8f8f8;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin: 20px 0;
  
}

#largeDes .toggle-button:hover {
  background-color: #ddecff;
}
#largeDes .r1 .toggle-button img{
  width: 24px;
  height: 26px;
  display: block;
  margin-bottom: 0;
}

#largeDes .r2-box{
  display: flex;
  /* align-items: center; */
  width: 80%;
  max-width: 1200px;
  margin: 0 auto 20px;
}
#largeDes .r2 {
  
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  /* width: 80%; */
  border-radius: 6px;
  background-color: #fff;
  /* max-width: 1200px; */
  height: auto;
  margin-right: 20px;
  /* padding: 36px 60px; */
  padding: 20px 0 32px;
  box-sizing: border-box;
  transition: 0.2s all cubic-bezier(0.25, 0.46, 0.45, 0.94);
  border-radius: 6px;
  box-shadow: inset 0 0 15px 1px rgba(0, 0, 0, 0.25);
  border: solid 1.2px #fff;
  background-color: #fff;
}
#largeDes .r2.act {
  flex-direction: column-reverse;
}
#largeDes .r2:last-child{
  margin-right: 0;
}

#largeDes .r2:hover {
  background-color: #ddecff;
}

#largeDes .r2 > div {
  padding: 20px 20px 0;
  flex: 1;
}

#largeDes .r2 img {
  display: block;
  width: 100%;
  /* padding: 0 10px; */
  height: auto;
}

#largeDes .r2 h2 {
  font-size: 24px;
  font-weight: 600;
  font-stretch: normal;
  margin-bottom: 20px;
}

#largeDes .r2 span {
  font-size: 18px;
  color: rgba(0, 0, 0, 0.6);
  font-weight: normal;
  font-stretch: normal;
}

#largeDes .r3 {
  width: 80%;
  max-width: 1200px;
  margin: 0 auto 20px;
  display: flex;
  justify-content: space-around;
  align-items: center;
  list-style: none;
}

#largeDes .r3 li {
  list-style: none;
  min-height: 620px;
  padding: 80px 40px;
  box-sizing: border-box;
  background-color: #fff;
  border-radius: 6px;
  width: 32%;
  transition: 0.2s all cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

#largeDes .r3 li:hover {
  background-color: #ddecff;
}

#largeDes .r3 img {
  width: 162px;
  height: auto;
  display: block;
  margin: 0 auto 54px;
}

#largeDes .r3 h3 {
  font-size: 30px;
  font-weight: bold;
  margin-bottom: 20px;
  text-align: center;
}

#largeDes .r3 span {
  font-size: 18px;
}

#largeDes .faq {
  text-align: center;
  font-size: 36px;
  margin-top: 48px;
  font-weight: bold;
  margin-bottom: 30px;
}

#largeDes .r4 {
  width: 80%;
  max-width: 1200px;
  margin: 0 auto 50px;
}

#largeDes .r4 li {
  border-radius: 6px;
  background-color: #fff;
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 22px 30px 22px 20px;
  margin-bottom: 10px;
  cursor: pointer;
}

#largeDes .r4 li > div {
  
  flex: 1;
}

#largeDes .r4 .title {
  font-size: 24px;
  font-weight: 600;
}

#largeDes .r4 .desc {
  display: none;
  font-size: 18px;
  color: rgba(0, 0, 0, 0.6);
  padding-top: 20px;
  /* padding: 14px 0; */
}

#largeDes .r4 .icon {
  width: 24px;
  height: 24px;
  transition: 0.2s all cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

#largeDes .r4 li.active {
  background-color: #ddecff;
}

#largeDes .r4 li.active .desc {
  display: block;
}

#largeDes .r4 li.active .icon {
  transform: rotateZ(90deg);
}

#largeDes .start-video-chat-container {
  width: 335px;
  height: 72px;
  border-radius: 6px;
  background: linear-gradient(to bottom, #89bbf9, #3e87f7 100%), linear-gradient(to bottom, #90b4e3, #3570d6);
  margin: 0 auto 64px;
  position: relative;
  cursor: pointer;
}


#largeDes .run {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  animation: gogogo 1s linear infinite;
}


#largeDes .start-video-chat {
  width: 100%;
  height: auto;
  display: block;
  height: 72PX;
  line-height: 72PX;
  font-size: 24px;
  font-weight: bold;
  text-align: center;
  color: #fff;
  /* background-image: url('/static/start-chat.png');
  background-position: center;
  background-size: 100% 100%; */
}

#largeDes .last-desc {
  width: 60%;
  font-size: 20px;
  font-weight: normal;
  text-align: center;
  color: rgba(0, 0, 0, 0.6);
  margin: 0 auto 40px;
}

#largeDes .footer {
  font-size: 20px;
  width: 100%;
  height: 88px;
  background-color: rgba(0, 0, 0, 0.06);
  line-height: 88px;
  text-align: center;
  color: rgba(0, 0, 0, 0.6);
}


#largeDes .sp {
  font-size: 18px;
  color: rgba(0, 0, 0, 0.6);
  line-height: 1.4;
}

#largeDes .sp-bt {
  font-size: 24px;
  font-weight: 600;
  padding-bottom: 40px;
  text-align: center;
}

#largeDes .sp-sub-title {
  font-size: 24px;
  font-weight: 600;
  padding: 10px 0;
  color: #000;
}

#largeDes .sp-ul {
  padding-left: 20px;
  list-style: inside;
}

/* 移动端样式 */
@media only screen and (max-width: 1024px) {
  #largeDes{
    position: relative;
  }
  #largeDes .header {
    height: 60px;
    padding: 12px 16px;
  }
  #largeDes .header .menu{
    width: 32px;
    height: 32px;
  }
  #largeDes .accordion{
    top: 60px;
    width: 100%;
    max-width: 100%;
    min-width: auto;
    right: 0;
    box-sizing: border-box;
    border-radius: 0 0 10px 10px;
  }
  #largeDes .mask{
    opacity: 0.6;
    background-color: #000;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
  }
  #largeDes .logo {
    width: auto;
    height: 40px;
  }

  #largeDes .talk-s {
    display: none;
  }

  #largeDes .btn-about,
  #largeDes .btn-start {
    margin-left: 10px;
    padding: 0 10px;
  }
  #largeDes .btn-about {
    display: none;
  }

  #largeDes h1 {
    line-height: 20px;
    text-align: center;
    font-size: 20px;
    font-weight: bold;
    width: 90%;
    margin: 20px auto;
  }

  #largeDes > h2 {
    text-align: center;
    font-size: 20px;
    font-weight: bold;
    margin: 20px 0;
  }
  #largeDes .r1 img {
    margin-bottom: 30px;
  }
 

  #largeDes .r1 {
    width: 90%;
    flex-direction: column;
    padding: 20px 20px 0;
    margin-bottom: 10px;
  }
  #largeDes .content{
    max-height: 342px;
    margin-bottom: 0;
  }
  #largeDes .toggle-button:hover{
    background-color: #f8f8f8;
  }
  #largeDes .r1 span {
    display: block;
    text-align: center;
    font-size: 14px;
  }
  #largeDes .r2 {
    min-width: 94%;
    flex-direction: column;
    padding: 20px 0;
    box-sizing: border-box;
  }
 
  #largeDes .r2 div{
    padding: 0 20px;
    box-sizing: border-box;
  }
  #largeDes .r2-box{
    width: 100%;
    padding:0 20px;
    box-sizing: border-box;
    overflow-x: scroll;
    -webkit-overflow-scrolling: touch; /* 启用平滑滚动 */
    will-change: transform; /* 提示浏览器该元素可能会变换 */
    transform: translateZ(0); /* 强制 GPU 加速 */
  }
 

  #largeDes .r2.act {
    flex-direction: column-reverse;
  }

  #largeDes .r2 h2 {
    font-size: 18px;
    font-weight: 600;
    margin: 20px 0 10px;
  }

  #largeDes .r2 span {
    display: block;
    font-size: 14px;
  }

  #largeDes .r2 img{
    width: 100%;
    margin-bottom: 10px;
  }

  #largeDes .r3 {
    flex-direction: column;
    width: 90%;
  }

  #largeDes .r3 li {
    width: 100%;
    padding: 36px 20px 30px;
    border-radius: 24px;
    background-color: #fff;
    margin-bottom: 20px;
  }

  #largeDes .r3 img {
    width: 116px;
    height: 116px;
  }

  #largeDes .r4 {
    width: 90%;
    margin: 0 auto 40px;
  }
  #largeDes .r4 li{
    padding: 20px 10px 20px 20px;
    
  }
  #largeDes .r4 .title{
    font-size: 16px;
    font-weight: 500;
  }
  #largeDes .r4 .desc{
    font-size: 14px;
    font-weight: 500;
    padding-top:10px;
  }

  #largeDes .start-video-chat-container {
    margin: 0 auto 40px;
    position: relative;
  }

  #largeDes .run {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    animation: gogogo 1s linear infinite;
  }

  #largeDes .start-video-chat {
    width: 100%;
    height: 72px;
    line-height: 72px;
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    display: block;
    cursor: pointer;
    /* background-image: url('static/start-chat.png');
    background-position: center;
    background-size: 100% 100%; */
  }


  #largeDes .faq {
    font-size: 20px;
    font-weight: bold;
    margin-top: 10px;
    margin-bottom: 20px;
    
  }

  #largeDes .last-desc {
    width: 85%;
    font-size: 12px;
    font-weight: 500;
  }

  #largeDes .footer {
    font-size: 12px;
    height: 46px;
    line-height: 46px;
  }


  #largeDes .sp {
    font-size: 14px;
    color: rgba(0, 0, 0, 0.6);
  }

  #largeDes .sp-bt {  
    font-size: 18px;
    font-weight: 600;
    padding-bottom: 15px;
    text-align: left;
  }

  #largeDes .sp-sub-title {  
    font-size: 18px;
    font-weight: bold;
    padding: 10px 0;
    color: #000;
  }

  #largeDes .sp-ul {
    padding-left: 10px;
  }

}


@keyframes gogogo {
  0% {
    left: 0;
  }

  100% {
    left: 100%;
  }
}