* {
  font-family: Noto Sans Hans;
}

/* banner */
.brdl-banner {
  display: grid;
  position: relative;
  grid-template-columns: 1fr;
  grid-template-rows: 1fr;
  overflow: hidden;
  transform: translateZ(0);
  width: 100%;
  height: auto;
}

.brdl-banner-image-pc {
  grid-area: 1 / 1 / 2 / 2;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brdl-banner-image-pc {
  display: block;
  /* 默认电脑端显示 */
  width: 100%;
}

.brdl-banner-image-mb {
  display: none;
  /* 默认移动端隐藏 */
  width: 100%;
}


.brdl-text {
  grid-area: 1 / 1 / 2 / 2;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  padding-left: 10%;
  z-index: 1;
  color: black;
}

.brdl-neirong {
  max-width: 780px;
}

.brdl-prose h1 {
  margin: 0;
  margin-bottom: 10px;
  font: size 2.5rem;
  font-weight: 900;
}

.brdl-prose h2 {
  margin: 0;
}


@media screen and (max-width: 768px) {
  .brdl-banner-image-pc {
    display: none;
    /* 在移动端隐藏电脑端图片 */
  }

  .brdl-banner-image-mb {
    display: block;
    /* 在移动端显示移动端图片 */
  }

  .brdl-text {
    display: flex;
    /* 启用 Flex 布局以实现水平和垂直对齐 */
    justify-content: center;
    /* 水平方向居中 */
    align-items: center;
    /* 垂直方向居中对齐 */
    position: absolute;
    /* 让文本覆盖图片 */
    bottom: 5%;
    /* 位置距底部 5%，根据需要调整 */
    left: 50%;
    /* 水平居中 */
    transform: translateX(-50%);
    /* 修正 left: 50% 使其完全居中 */
    z-index: 2;
    /* 确保文本位于图片之上 */
    color: black;
    text-align: center;
    width: 90%;
    /* 自适应宽度 */
    padding: 5px 10px;
    /* 内边距提升视觉效果 */
    box-sizing: border-box;
    /* 包括内边距在宽度内 */
  }
}

/*模块-1*/

.discover-wrapper {
  display: flex;
  margin-bottom: 30px;
  align-items: center;
  /* 垂直方向居中 */
  justify-content: center;
  /* 水平方向居中 */
  background-color: #fff;
  border-radius: 10px;
  position: relative;
  z-index: 2;
  background-color: #f6f6f6;
}

.discover-wrapper-left {
  flex: 1;
  display: flex;
  justify-content: center;
  /* 图片居中 */
}

.discover-wrapper-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  /* 水平居中 */
  justify-content: center;
  /* 垂直居中 */
  padding: 80px 60px 60px;
  text-align: center;
  /* 使文字居中 */
}

.discover-wrapper-right-dc p {
  font-size: 16px;
  line-height: 1.5;
  color: #333;
}

.discover-wrapper-right-bt {
  background: #333333;
  margin-top: 20px;
  padding: 10px 20px;
  width: auto;
  /* 适应内容宽度 */
  font-weight: 500;
  border-radius: 5px;
}

.discover-wrapper-right-bt2 {
  background: #D61518;
  margin-top: 20px;
  padding: 10px 20px;
  width: auto;
  font-weight: 500;
  border-radius: 5px;
}


.discover-wrapper-right-bt a {
  color: white;
  text-decoration: none;
}

.discover-wrapper-right-bt2 a {
  color: white;
  text-decoration: none;
}

@media screen and (max-width: 768px) {
  .discover-wrapper {
    flex-direction: column;
    /* 改为垂直排列 */
  }

  .discover-wrapper-left {
    order: 1;
    /* 确保图片在上 */
  }

  .discover-wrapper-right {
    order: 2;
    /* 确保文字和按钮在下 */
    padding: 40px 20px;
    /* 调整移动端的内边距 */
  }
}

/*模块-2  宣传册标题*/
.section-title-h2 {
  margin-bottom: 60px;
  margin-top: 60px;
}

.section-title-h2 p {
  background-color: #f6f6f6;
  height: 85px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 3rem;
  font-weight: 900;
  color: #494949;
}

/*模块-3  手册*/
.bromode {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(3, 1fr);
}

.broitem {
  margin-top: 28px;
  position: relative;
}

.brldname {
  bottom: 110px;
  position: absolute;
  font-size: 24px;
  text-align: center;
  width: 100%;
}

.brdl-link {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.brdl-link a {
  flex: 1;
  color: #0A97FF;
  background: #F6F6F6;
  padding: 12px 33px;
  font-size: 16px;
  border-radius: 5px;
  text-align: center;
}

.brdl-link a:hover {
  transform: scale(1.1)
}

.sn-content {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 80px;
  margin-bottom: 70px;
}

.sn-item-mask-text {
  padding: 0;
  position: relative;
  z-index: 3;
}

.sn-item-mask-img {
  width: 100%;
  height: 100%;
}

.sn-item-mask-wrapper {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background-color: #0006;
  z-index: 5;
  color: #fff;
  flex-direction: column;
  text-align: center;
  padding: 20px;
}

.flex-x-center {
  display: flex;
  justify-content: center;
  align-items: center;
}

@media screen and (max-width: 768px) {
  .bromode {
    grid-template-columns: repeat(1, 1fr);
  }

  .broitem img {
    border-radius: 8px;
  }

  .brldname {
    bottom: 95px;
  }


  .brdl-link {
    display: flex;
    gap: 16px;
    margin-top: 16px;
  }

  .brdl-link a:hover {
    color: #fff;
    background: #0A97FF;
  }

  .sn-content {
    grid-template-columns: repeat(1, 1fr);
  }
}