.ai-headerbox{
  background-color: #fff;
  background-image: url(../images/ai-banner.jpg);
  background-size: 100%;
  background-position-y: 10px;
  background-repeat: no-repeat;
  height: 50vw;
  background-position: bottom;
}

.ai-header {
  height: 978px;
  width: 100%;
  margin: auto;
  max-width: 1430px;
  padding: 80px 50px;
}

.ai-headertitle {
  text-align: center;
  font-weight: 600;
  font-size: 46px;
  margin-bottom: 70px;
  margin-top: 65px;
}

.ai-headertitle1 {
  text-align: center;
  font-weight: 600;
  font-size: 46px;
  margin-bottom: 0px;
  margin-top: 0px;
}

.saferemake1 {
  font-weight: normal;
  font-size: 18px;
  color: #0C9701;
  text-align: left;
}

.saferemake2 {
  font-size: 38px;
  color: #333333;
  text-align: left;
  padding-top: 15px;
  font-weight: 600;
  position: relative;
  padding-bottom: 8px; /* 为下划线留出空间 */
  display: inline-block;
}

.saferemake2::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 18px;
  width: 100%;
  height: 6px;
  border-radius: 0.5px;
  opacity: 0.9;
}

.saferemake3 {
  font-size: 16px;
  color: #748276;
  text-align: left;
  padding-top: 20px;
}

.saferemake4 {
  font-size: 20px;
  color: #666666;
  line-height: 27px;
  text-align: left;
  padding-top: 46px;
  position: relative;
  padding-left: 15px;
}

.saferemake4::before {
  content: '';
  position: absolute;
  left: 0;
  top: 81%;
  transform: translateY(-50%);
  height: 1.2em;
  width: 3px;
  background-color: #ccc;
  border-radius: 2px;
}

.saferemake5 {
  font-size: 20px;
  color: #666666;
  text-align: left;
  padding-top: 20px;
  position: relative;
  padding-left: 15px;
}

.saferemake5::before {
  content: '';
  position: absolute;
  left: 0;
  top: 71%;
  transform: translateY(-50%); /* 使用transform居中，不受padding影响 */
  height: 1.2em;
  width: 3px;
  background-color: #ccc;
  border-radius: 2px;
}

.feature-section {
  margin: 70px 0;
}

.cron-style1::after {
  background: linear-gradient( 270deg, #92BDFC 0%, #7C9AFC 100%);
}
.cron-style2::after {
  background: linear-gradient( 270deg, #91D4CF 0%, #70BDCE 100%);
}
.cron-style3::after {
  background: linear-gradient( 270deg, #D8BBF5 0%, #BFAFF1 100%);
}
.cron-style4::after {
  background: linear-gradient( 270deg, #FFD5AB 0%, #F6B5C0 100%);
}

.ai-rulecontent {
  margin-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}
.ai-rulecontentitem {
  position: relative;
  width: 31.2%;
  border-radius: 8px;
  border: 1px solid #EDEDEE;
  background-size: contain;
}

.ai-productitemAll{
  background: linear-gradient( 180deg, rgba(255,255,255,0.36) 0%, rgba(255,255,255,0.35) 25.28%, rgba(255,255,255,0.71) 100%);
}

.ai-productitem {
  position: relative;
  width: 23.4%;
  padding-left: 32px;
}

.ai-productitem:nth-child(n+2):nth-child(-n+4)::before {
  content: '';
  position: absolute;
  left: 0px;
  top: 50%;
  transform: translateY(-50%);
  height: 8.5em;
  width: 1px;
  background-color: #CFDAD5;
  border-radius: 2px;
}

.ai-productitem:first-child::before {
  display: none;
}

.ai-rulecontenttitle {
  font-size: 24px;
  margin-bottom: 8px;
  font-weight: 500;
  padding-top: 20px;
  padding-bottom: 8px;
}

.ai-rulecontenttext {
  padding-left: 27px;
  padding-bottom: 38px;
  padding-top: 25px;
}

.ai-rulecontentremake {
  font-size: 15px;
  color: #A5B19E;
  line-height: 26px;
}

.ai-rulecontentimg {
  background-repeat: no-repeat;
  background-size: cover;
}

.ai-rulecontentimg::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  right: 0;
  bottom: -1px;
  border-radius: 10px;
  z-index: -1;
  background-clip: border-box;
}

.img-style {
  width: 87%;
  padding-top: 33px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.safetop-product{
  display: block;
  background-image: url("../images/ai-buttom.jpg");
}

.ai-safe1 {
  width: 100%;
  margin: auto;
  max-width: 1430px;
  opacity: 1;
  padding-top: 84px;
  border-radius: 8px;
  border: 1px solid #FFFFFF;
}

.ai-buttom-style {
  margin-top: 0px;
  padding-top: 160px;
  padding-bottom: 0px;
  margin-bottom: 0px;
  background-image: url("../images/ai-buttom-1.png");
  background-position: bottom;
}

.images-style{
  padding-left: 66px;
}

.ai-little1 {
  margin-bottom: 138px;
}

.ai-buttom-phone {
  display: flex;
  justify-content: center;
  align-items: center;
  padding-top: 35px;
  padding-bottom: 90px
}



@media (max-width: 768px) {
  .feature-section {
    display: flex;
    flex-direction: column;
  }

  .images-style{
    padding-left: 15px;
    padding-right: 15px;
  }

  .ai-rulecontentitem {
    width: auto;
  }

  .ai-productitem {
    width: auto;
  }

  .ai-header {
    height: auto;
  }

  .ai-little {
    padding-top: 30px;
  }

  /* 强制应用排序类 */
  .feature-section .order-1 {
    order: 1;
  }

  .feature-section .order-2 {
    order: 2;
  }

  .ai-little1 {
    margin-bottom: 65px;
  }

  .ai-headerbox {
    background-image: url(../images/ai-banner-phone.jpg);
    height: 120vw;
  }

  .ai-buttom-phone {
    padding-bottom: 40px
  }

  .ai-headertitle-phone {
    margin-bottom: -45px;
  }

  .ai-buttom-style {
    background-position: center;
  }
  .safetop-product {
    background-position: bottom;
    background-repeat: no-repeat;
  }


}