.aibox{
    padding: 80px 0;
    background:  #F7FAFF;
    position: relative;
}
.section-titlexx {
    text-align: center;
    font-size: 36px;
    font-weight: 600;
    margin-bottom: 60px;
    color: #1a1a1a;
}
.rowxx{
      width: 1200px;
    margin-top:70px;
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 5px;
    justify-content: center;
    align-items: center;  /* 新增：垂直居中 */
    /* 让网格宽度由内容决定 */
    /* width: fit-content;      */
    margin-left: auto;      /* 自动左外边距（配合右外边距实现水平居中） */
    margin-right: auto;
}

.littlejiantou{
    width: 100%;
    height: 30%;
    position: relative;
    top: -60px;
    left: -22px;
}
.aicontainer p{
    text-align: center;
    font-size: 18px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 25px;
    font-weight: normal; /* 明确设置为不加粗 */
}
.lanhezi {
    width: 102px;
    height: 4px;
    background: #3578C6;
    border-radius: 0px 0px 0px 0px;
    margin: auto;
}
.changjin{
     width: 213px;
    height: 91px;
    background: linear-gradient( 180deg, #E6F1FF 0%, #9AB9FF 100%);
    box-shadow: 0px 3px 14px 0px rgba(138,187,255,0.33);
    border-radius: 8px 8px 8px 8px;
    border: 1px solid rgba(255,255,255,0.31);
    display: flex;
    justify-content: center;
    align-items: center;
}
.minichangjin {
     width: 188px;
    height: 67px;
    background: rgba(255, 255, 255, 0.33);
    box-shadow: 0px 3px 3px 0px #8CA7FF;
    border-radius: 5px 5px 5px 5px;
}
.minichangjin h3{
  text-align: center;
}
.minidetail{
    width: 124px;
    height: 52px;
    background: linear-gradient( 180deg, #EBFCFF 0%, #9FBDFF 100%);
    border-radius: 28px 28px 28px 28px;
    border: 1px solid rgba(255,255,255,0.33); 
    display: flex;
    justify-content: center; /* 水平居中 */
    align-items: center;     /* 垂直居中 */
}

.minidetail h3{
    text-align: center;
    margin-bottom: 18%;
}
.detail{
    display: flex;
    gap: 7px;
    justify-content: center;
    align-items: center; /* 新增：垂直居中 */
    position: relative;
    left: -6%;
}
.bigmokuai img{
  width: 20%;
  height: 20%;
}
.zuotu{
     margin-left: 18px;
}
.youtu{
     margin-left: 80px;
}
/* 响应设计 */
@media (max-width:1200px){
    .rowxx{
    grid-template-columns: repeat(4, 1fr);
    gap: 5px;
    
}
   .littlejiantou{
    width: 40%;
    height: 40%;
   }
}
@media (max-width:768px) {
    .section-titlexx h4
    {
        font-size: 19px ;
    }
     .section-titlexx {
        font-size: 19px !important;
    }
    .changjin {
       width: 88%;
        height: 40%;
    }

    .minichangjin {
        box-shadow: none;
        width: 85%;
        height: 20%;
    }

    .minichangjin h3 {
        font-size: 15px;
    }

    .rowxx {
        grid-template-columns: repeat(2, 2fr);
        gap: 10px;

    }

    .littlejiantou {
        width: 30%;
        height: 30%;
        position: relative;
        top: -50px;
        left: 60px;
    }

    .bigmokuai img {
        width: 18%;
        height: 20%;
    }

    .zuotu {
        margin-left: 16px;
    }

    .youtu {
        margin-left: 46px;
    }

    .minidetail {
        width: 40%;
        border-radius: 12px 12px 12px 12px;
    }

    .minidetail h4 {
        font-size: 15px;
    }

    .detail {
        gap: 15px
    }
     .aicontainer p{
   
    font-size: 16px;
   
    }
    .aicontainer span{
    font-size: 17px !important;
   }
}