.isPc {
  display: block;
}

.isMobile {
  display: none;
}

@media (max-width: 992px) {
  .isPc {
    display: none;
  }
  .isMobile {
    display: block;
  }
}
.bold {
  font-weight: bold;
  font-family: "NotoSansExtraBold", "notosansbold", "Noto Sans", "Helvetica", "Arial", sans-serif;
}

.two_lines {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  text-overflow: ellipsis;
  overflow-wrap: break-word;
}

.three_lines {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
  text-overflow: ellipsis;
  overflow-wrap: break-word;
}

.banner {
  width: 100%;
  background-color: #f6f7f8;
  background-image: linear-gradient(to right, #ebebeb 1px, transparent 1px), linear-gradient(to bottom, #ebebeb 1px, transparent 1px);
  background-size: 5.208vw 5.208vw;
}
.banner .content {
  padding: 80px 0;
  display: flex;
  gap: 94px;
}
.banner .zw-button.medium {
  display: inline-flex;
  align-items: center;
}
.banner .download_icon {
  margin-right: 8px;
}
.banner .logo_icon {
  margin-right: 27px;
  height: 32px;
}
.banner .tag_box {
  margin-bottom: 30px;
}
.banner .zw-tag {
  margin-right: 10px;
}
.banner .left h1 {
  font-size: 40px;
  line-height: 48px;
  color: #000;
  margin-bottom: 24px;
}
.banner .left .describes {
  font-size: 16px;
  line-height: 22px;
  color: #000;
  margin-bottom: 0;
}
.banner .left .zw-button {
  margin-top: 32px;
}
.banner .right {
  flex-shrink: 0;
  aspect-ratio: 570/321;
  width: 40%;
}
.banner .right img {
  width: 100%;
}

.stories {
  display: flex;
  gap: 180px;
  padding: 30px 0 100px;
  background-color: #fff;
}
.stories .left {
  flex: 1;
  min-width: 100px;
}
.stories .rich_text {
  padding: 0;
}
.stories .nav_right::-webkit-scrollbar {
  display: none;
}
.stories .nav_right {
  flex-shrink: 0;
  width: 320px;
  height: -moz-fit-content;
  height: fit-content;
  position: sticky;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.stories .nav_right .title {
  color: #000;
  font-size: 16px;
  margin-bottom: 30px;
}
.stories .nav_right .nav_ul {
  border-bottom: 1px solid #e5e5e5;
  margin-bottom: 20px;
}
.stories .nav_right .nav_ul a {
  color: #000;
  font-size: 16px;
  margin-bottom: 20px;
  display: block;
  cursor: pointer;
}
.stories .nav_right .nav_ul a.active {
  color: #005BFE;
  font-weight: bold;
  font-family: "NotoSansExtraBold", "notosansbold", "Noto Sans", "Helvetica", "Arial", sans-serif;
  transition: all 0.3s;
}
.stories .nav_right .nav_ul a:hover {
  color: #000;
  font-weight: bold;
  transition: all 0.3s;
}
.stories .nav_right .link_share {
  border-bottom: 1px solid #e5e5e5;
  padding: 0 2px 20px;
}
.stories .nav_right .link_title {
  font-size: 18px;
  color: #000;
}
.stories .nav_right .link_content {
  display: flex;
}
.stories .nav_right .link_content a {
  margin-right: 20px;
}

.related {
  width: 100%;
  padding: 60px 0 100px;
  background: #f8f9fc;
}
.related .related_title {
  color: #000;
  font-size: 20px;
  margin-bottom: 30px;
}
.related .relate_content {
  display: flex;
  gap: 20px;
}
.related .relate_card:hover {
  transform: translateY(-10px);
  box-shadow: 0px 20px 30px 0px rgba(0, 0, 0, 0.1);
  transition: all 0.3s;
}
.related .relate_card {
  width: calc(33.3% - 17px);
  background-color: #fff;
  border: 1px solid #E5E2E2;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s;
}
.related .related_txt {
  padding: 15px 24px;
}
.related .related_img {
  width: 100%;
  aspect-ratio: 453/254;
}
.related .zw-tag {
  margin-right: 10px;
}
.related .relate_card_title {
  margin-top: 15px;
  margin-bottom: 24px;
  font-size: 24px;
  color: #000;
  line-height: normal;
}
.related .related_describe {
  font-size: 16px;
  color: #000;
  margin-bottom: 20px;
  line-height: normal;
}

@media (max-width: 1200px) {
  .banner .content {
    gap: 45px;
    padding: 40px 0 35px;
  }
  .banner .right {
    width: 50%;
  }
}
@media (max-width: 992px) {
  .banner {
    height: auto;
    background-size: 16vw 16vw;
  }
  .banner .content {
    gap: 45px;
    flex-direction: column;
    padding: 40px 0 35px;
  }
  .banner .logo_icon {
    margin-right: 10px;
    height: 26px;
  }
  .banner .tag_box {
    margin-bottom: 20px;
  }
  .banner .zw-tag {
    margin-right: 10px;
    padding: 6px 8px;
  }
  .banner .left h1 {
    font-size: 28px;
    line-height: normal;
    margin-bottom: 20px;
  }
  .banner .left .zw-button {
    margin-top: 20px;
  }
  .banner .right {
    width: 100%;
  }
  .stories {
    gap: 30px;
    padding: 0 0 30px;
    flex-direction: column;
  }
  .stories .rich_text {
    margin-bottom: 0;
    border-bottom: none;
  }
  .related {
    padding: 30px 0;
  }
  .related .relate_content {
    flex-direction: column;
  }
  .related .relate_card {
    width: 100%;
  }
  .mobile_nav_box {
    margin-top: 0px;
    position: sticky;
    top: 80px;
    background: #fff;
    z-index: 2;
  }
  .mobile_nav_box .mobile_nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 63px;
    padding: 18px 20px;
    border-bottom: 1px solid #f0f0f0;
  }
  .mobile_nav_box .mobile_nav .select_box {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .mobile_nav_box .mobile_nav .select_box .select_palce {
    font-size: 16px;
    font-weight: bold;
    font-family: "NotoSansExtraBold", "notosansbold", "Noto Sans", "Helvetica", "Arial", sans-serif;
    color: #000;
    margin-right: 10px;
  }
  .mobile_nav_box .mobile_nav .select_box .icon {
    flex-shrink: 0;
    margin-top: 4px;
    transition: all 0.3s;
  }
  .mobile_nav_box .mobile_nav .select_box .icon.up {
    transform: rotate(180deg);
    transition: all 0.3s;
  }
  .mobile_nav_box .mobile_nav .link_content {
    display: flex;
    gap: 8px;
  }
  .mobile_nav_box .nav_ul {
    position: absolute;
    top: 63px;
    z-index: 100;
    background-color: #fff;
    width: 100%;
    display: none;
  }
  .mobile_nav_box .nav_ul a {
    display: block;
    font-size: 16px;
    color: #000;
    padding: 10px 20px;
  }
  .mobile_nav_box .nav_ul a.active {
    color: #005BFE;
  }
  .mobile_nav_box .mask {
    display: none;
    position: absolute;
    top: 63px;
    z-index: 99;
    height: 100vh;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.5);
  }
}