body {
  margin: 0;
  -ms-overflow-style: none;
}

::-webkit-scrollbar {
  display: none;
}

.ms-preloader {
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  opacity: 1;
  visibility: visible;
  background-color: #000;
  position: fixed;
  z-index: 9999999;
}

.intro_wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100vw;
  min-height: 100vh;
  box-sizing: border-box;
  padding: 12rem 0;
  .intro_wrap_list {
    padding: 0 2rem;
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
  }
}

.intro_wrap_bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  span {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: block;
  }
  .base {
    background: url("../../assets/images/intro/bg.png") center/cover no-repeat;
    transform: scale(1.08, 1.08);
    transition:
      transform 8s ease-in-out,
      background 0.4s ease-in-out;
  }
  .change {
  }
}

.intro_wrap_item {
  margin: 0 2rem;
  width: 50%;
  /* max-width:660px; */
  position: relative;
  border-radius: 2rem;
  overflow: hidden;
  z-index: 1;
  transition: width 0.4s ease-in-out;
}

.intro_wrap_inner {
  position: relative;
  width: 100%;
  /* border: 1px solid rgba(255, 255, 255, 0.22); */
  border-radius: 2rem;
  box-shadow: 0px 1rem 3rem 1rem rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(10px);
  overflow: hidden;
  box-sizing: border-box;
  transition: transform 0.8s ease-in-out;
  transform: translateY(100%);
}

.intro_wrap_con {
  width: 100%;
  /* min-height: 65rem; */
  min-height: 60rem;
  padding: 5rem 4.5rem;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  border-radius: 2rem;
  transition: background 0.4s ease-in-out;

  .intro_wrap_txt {
    font-size: 2.8rem;
    font-weight: 300;
    line-height: 1.71;
    /* letter-spacing: -0.05em; */
    color: rgba(255, 255, 255, 1);
    /* font-weight: 500; */
    margin-top: 2rem;
    b {
      font-size: 5rem;
      font-weight: 700;
      display: block;
    }
  }
  .intro_wrap_btn-box {
    margin: 4rem auto 0;
    span {
      display: block;
      padding-inline: 3rem;
      min-width: 10rem;
      height: 5rem;
      border-radius: 5rem;
      border: 1px solid rgba(255, 255, 255, 0.2);
      line-height: 4.8rem;
      font-size: 1.7rem;
      letter-spacing: -0.05em;
      color: #fff;
      font-weight: 600;
      transition:
        color 0.4s ease-in-out,
        background 0.4s ease-in-out;
      box-sizing: border-box;
      em {
        font-weight: 600;
      }
    }
  }
}

@keyframes image-zoom-out {
  from {
    transform: scale(1.08, 1.08);
  }

  to {
    transform: scale(1, 1);
  }
}

/* ********** start ********** */
.intro_wrap {
  &.start {
    .intro_wrap_bg {
      .base {
        transform: scale(1, 1);
      }
    }
    .intro_wrap_item {
      .intro_wrap_inner {
        transform: translateY(0);
      }
      &.xr_immersive {
        .intro_wrap_inner {
          transition-delay: 0.3s;
        }
      }
      &.line_home {
        .intro_wrap_inner {
          transition-delay: 0.5s;
        }
      }
      &.integrated_ai {
        .intro_wrap_inner {
          transition-delay: 0.7s;
        }
      }
    }
  }
}

/* ********** hover ********** */
/* xr_immersive */
.intro_wrap_list {
  &.xr {
    .intro_wrap_bg {
      .change {
        background: #000 url("../../assets/images/intro/bg_xr.png") center/cover
          no-repeat;
        animation: image-zoom-out 8s 0s forwards;
      }
    }
  }
}

.intro_wrap_item {
  &.xr_immersive:hover {
    .intro_wrap_con {
      background: #14223e;
    }
  }
  &.line_home {
    .intro_wrap_btn-box {
      a {
        &:hover {
          color: #14223e;
          background: #fff;
        }
      }
    }
  }
}

/* home */
.intro_wrap_list {
  &.home {
    .intro_wrap_bg {
      .change {
        background: #000 url("../../assets/images/intro/bg_linesolution.png")
          center/cover no-repeat;
        animation: image-zoom-out 8s 0s forwards;
      }
    }
  }
}

.intro_wrap_item {
  &.line_home:hover {
    .intro_wrap_con {
      background: #5f198b;
    }
  }
  &.line_home {
    .intro_wrap_btn-box {
      a {
        &:hover {
          color: #5f198b;
          background: #fff;
        }
      }
    }
  }
}

/* ai */

.intro_wrap_list {
  &.ai {
    .intro_wrap_bg {
      .change {
        background: url("../../assets/images/intro/bg_creative.png")
          center/cover no-repeat;
        animation: image-zoom-out 8s 0s forwards;
      }
    }
  }
}

.intro_wrap_item {
  &.integrated_ai {
    &:hover {
      .intro_wrap_con {
        background: #037f8e;
      }
      .intro_wrap_btn-box a:hover {
        color: #037f8e;
        background: #fff;
      }
    }
  }
}

@media all and (max-width: 1280px) {
  .intro_wrap_con {
    min-height: 45rem;
    padding: 5rem 4.5rem;
  }
}

@media all and (min-width: 801px) {
  .intro_wrap_item:hover {
    width: 80%;
    .intro_wrap_btn-box span {
      background-color: rgba(255, 255, 255, 0.2);
      border: 1px solid rgba(255, 255, 255, 0);
      em {
        color: #fff;
      }
    }
  }

  /* .intro_wrap_item.line_home:hover .intro_wrap_btn-box span {
    color: #5f198b;
    background-color: #fff;
  }

  .intro_wrap_item.integrated_ai:hover .intro_wrap_btn-box span {
    background-color: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0);
    em {
      color: #fff;
    }
  } */
}

@media all and (max-width: 800px) {
  .intro_wrap {
    padding: 6rem 0;
    flex-wrap: wrap;
    align-content: center;
  }

  .intro_wrap_list {
    padding: 0;
    width: 100%;
    max-width: none;
    flex-wrap: wrap;
  }

  .intro_wrap_item {
    width: calc(100% - 4rem);
    margin: 2rem 0;
    max-width: 480px;
    border-radius: 1rem;
  }

  .intro_wrap_item:first-child {
    margin-top: 0;
  }

  .intro_wrap_con {
    min-height: 33rem;
    padding: 5rem 3rem;
  }

  .intro_wrap_item .intro_wrap_btn-box {
    margin-top: 1.5rem;
  }
}