.row {
  padding: 1rem 0;
}

.mod .mod-hd {
  margin-bottom: 0.8rem;
}

.mod .mod-hd .subtitle {
  margin-top: 0.56rem;
}

.mod .mod-hd .subtitle.center {
  max-width: 1170px;
  margin-left: auto;
  margin-right: auto;
}

.r5 {
  background: linear-gradient(270deg, rgba(218, 228, 255, 1), rgba(218, 228, 255, 0));
}

@media only screen and (min-width: 768px) {
  .ecosystem-list {
    --gap: 0.14rem;
  }
}

.ecosystem-list {
  max-width: 1264px;
  margin-left: auto;
  margin-right: auto;
}

.ecosystem-list-item {
  box-sizing: border-box;
  padding: 0.66rem 0;
  border-radius: 0.2rem;
  box-shadow: 0px 4px 10px 0px rgba(0, 0, 0, 0.1);
  background: rgba(248, 249, 254, 1);
}

.ecosystem-list-item .meta {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.ecosystem-list-item .icon {
  margin-bottom: 0.16rem;
  height: 0.81rem;
}

.ecosystem-list-item .icon img {
  height: 100%;
}

.ecosystem-list-item .title {
  color: rgba(0, 0, 0, 1);
  font-size: var(--font24);
}

.r3 .pic-areaa {
  padding-top: 0.32rem;
}

.r3 .pic-areaa img {
  width: 14.26rem;
}

.r4 {
  box-sizing: border-box;
  height: 100vh;
  background-image: url("../images/rdcloud/bg1.jpg");
  background-repeat: no-repeat;
  background-position: 0 0;
  background-size: cover;
}

.r4 .fluid-wrapper {
  height: 100%;
  display: flex;
  align-items: center;
}

.r4 .mod {
  max-width: 770px;
}

.r2 .flex-box-left {
  padding-right: 0.8rem;
}

.r2 .flex-box-right {
}

.r2 .pic,
.r2 .pic img {
  border-radius: 0.4rem;
}

.collapse {
  --collapse-item-padding-inline: 0.6rem;

  border-bottom: 1px solid rgba(218, 222, 230, 1);
}

.collapse-item {
  border-top: 1px solid rgba(218, 222, 230, 1);
}

.collapse-header {
  box-sizing: border-box;
  cursor: pointer;
  padding: 0.24rem 0.32rem;
  display: flex;
  align-items: center;
  gap: 0.1rem;
}

.collapse-expand {
  display: flex;
  align-items: center;
}

.collapse-expand-icon {
  color: rgba(153, 153, 153, 1);
  width: var(--icon24);
  height: var(--icon24);
}

.collapse-header .meta {
  transition: all 0.3s;
  box-sizing: border-box;
  color: rgba(85, 85, 85, 1);
  font-size: var(--font24);
}

.collapse-content {
  display: none;
  padding: 0 var(--collapse-item-padding-inline) 0.32rem;
  color: rgba(0, 0, 0, 1);
  font-weight: 300;
  font-size: var(--font18);
}

.collapse-content-box {
}

.collapse-item-active {
  border-top-color: var(--main-color);
}

.collapse-item-active .collapse-header .meta {
  color: var(--main-color);
  font-weight: 700;
}

.collapse-item-active .collapse-expand-icon {
  color: var(--main-color);
  transform: rotate(90deg);
}

.iess1 {
  padding: 0 0 1.2rem 0;
  position: relative;
  height: 280vh;
}

.iess1 .cons {
  position: sticky;
  top: 0;
  overflow: hidden;
  padding-top: 1.64rem;
}

.iess1 .cons .con {
  position: relative;
  min-height: 8.48rem;
}

.iess1 .cons .con .txt-area {
  box-sizing: border-box;
  width: 9.96rem;
  padding-left: 2.1rem;
}

.iess1 .cons .con .txt-area .title {
  font-size: var(--font48);
  color: #000000;
  line-height: 1.3;
  margin-bottom: 0.4rem;
}

.iess1 .cons .con .txt-area .desc {
  font-weight: 300;
  color: #333333;
  line-height: 1.65;
  font-size: var(--font20);
}

.iess1 .cons .con .pic-area {
  width: 11.78rem;
  transform: translateX(-50%);
  position: absolute;
  left: 90%;
  top: 0;
}

.iess1 .cons .con .pic-area .title {
  color: #000000;
  line-height: 0.7rem;
  height: 1.4rem;
  margin-bottom: 0.4rem;
  opacity: 0;
  transition: all 0.5s;
  font-size: var(--font48);
}

.iess1.show .cons .con .pic-area .title {
  opacity: 1;
}

.iess1 .cons .con .pic-area .con1 {
  width: 100%;
  height: 5.48rem;
  border-radius: 0.2rem;
  overflow: hidden;
  transform: translateY(-1.8rem);
  transition: all 0.5s;
}

.iess1 .cons .con .pic-area img,
.iess1 .cons .con .pic-area video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.iess1.show .cons .con .pic-area .con1 {
  transform: translateY(0);
}

@media screen and (max-width: 1024px) {
  .iess1 {
    height: auto;
    padding-bottom: 0;
  }

  .iess1 .cons {
    position: static;
    padding: 60px 15px;
  }

  .iess1 .cons .con {
    min-height: auto;
  }

  .iess1 .cons .con .pic-area .con1 .m_video {
    display: block !important;
    width: 100%;
  }

  .iess1 .cons .con .pic-area {
    position: static;
    width: 100%;
    transform: translateX(0%) !important;
  }

  .iess1 .cons .con .txt-area {
    transform: translate3d(0px, 0px, 0px) !important;
    width: 100%;
    opacity: 1 !important;
    padding-left: 0;
    margin-bottom: 30px;
    text-align: center;
  }

  .iess1 .cons .con .pic-area .title {
    display: none;
  }

  .iess1 .cons .con .pic-area .con1 {
    transform: translateY(0) !important;
    height: auto;
  }

  .iess1 .cons .con .txt-area .title {
    font-size: 28px;
    line-height: 36px;
    margin-bottom: 15px;
  }

  .iess1 .cons .con .txt-area .desc {
    font-size: 14px;
    line-height: 20px;
  }
}

@media only screen and (max-width: 767px) {
  .r4 {
    height: auto;
  }
}