.glass-btn {
  --c-glass: rgba(255, 255, 255, 0.1);
  --c-light: #fff;
  --c-dark: #000;
  --glass-reflex-dark: 0.8;
  --glass-reflex-light: 0.8;
  --saturation: 100%;
  border: none;
  background-color: color-mix(in srgb, var(--c-glass) 12%, transparent);
  backdrop-filter: blur(5px) saturate(var(--saturation));
  -webkit-backdrop-filter: blur(8px) saturate(var(--saturation));
  box-shadow:
    inset 0 0 0 1px
      color-mix(in srgb, var(--c-light) calc(var(--glass-reflex-light) * 10%), transparent),
    inset 1.8px 3px 0px -2px
      color-mix(in srgb, var(--c-light) calc(var(--glass-reflex-light) * 90%), transparent),
    inset -2px -2px 0px -2px
      color-mix(in srgb, var(--c-light) calc(var(--glass-reflex-light) * 80%), transparent),
    inset -3px -8px 1px -6px
      color-mix(in srgb, var(--c-light) calc(var(--glass-reflex-light) * 60%), transparent),
    inset -0.3px -1px 4px 0px
      color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 12%), transparent),
    inset -1.5px 2.5px 0px -2px
      color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 20%), transparent),
    inset 0px 2px 2px -2px
      color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 20%), transparent),
    inset 2px -6.5px 1px -4px
      color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 10%), transparent),
    0px 1px 1px 0px
      color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 10%), transparent),
    0px 3px 11px 0px
      color-mix(in srgb, var(--c-dark) calc(var(--glass-reflex-dark) * 8%), transparent);
}
.swiper-btn {
  gap: 8px;
}
.swiper-btn img {
  cursor: pointer;
  width: 3.75rem;
}
.swiper-button-next,
.swiper-button-prev {
  width: 3.75rem;
  height: 3.75rem;
  position: relative;
  left: auto;
  right: auto;
  cursor: pointer;
  border-radius: 1.25rem;
}
.swiper-button-next .iconfont {
  color: #1c56f9;
}
.swiper-button-prev:after,
.swiper-button-next:after {
  display: none;
}

.block1 {
  background: url("../img/viewpoint/banner.png") no-repeat center/cover;
  height: 45rem;
  position: relative;
}
.block1 .content {
  height: 45rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.block1 .content h6 {
  font-family: "OPPO Sans 4.0";
  font-size: 1.125rem;
  line-height: 1.3125rem;
  margin-bottom: 0.875rem;
  color: #fff;
  font-weight: 400;
}
.block1 .content h3 {
  font-family: "Douyin Sans";
  max-width: 33.75rem;
  font-size: 3.75rem;
  line-height: 4.375rem;
  font-weight: 700;
  color: #fff;
}

.block-title p {
  font-family: "OPPO Sans 4.0";
  font-size: 1.25rem;
  line-height: 1.4375rem;
  color: #2563eb;
  margin-bottom: 0.75rem;
}
.block-title h3 {
  font-family: "Douyin Sans";
  font-size: 2.625rem;
  line-height: 3.125rem;
}

.block2 {
  padding-top: 1.5rem;
}
.block2 .container {
  padding-top: 9.125rem;
  padding-bottom: 9.25rem;
  background: url("../img/classicCase/bg1.png") no-repeat center/cover;
}
.block2 .block-title {
  margin-bottom: 2.625rem;
}
.block2 .tabs {
  display: flex;
  align-items: center;
  gap: 4.375rem;
  margin-bottom: 3.6875rem;
}
.block2 .tabs .tab-item {
  cursor: pointer;
  padding: 0.75rem 1.6875rem;
  border-radius: 0.75rem;
  transition: all 0.2s;
}
.block2 .tabs .tab-item.active {
  color: #fff;
  background-color: #1c56f9;
}
.block2 .list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 3.4375rem 2.25rem;
  margin-bottom: 3.75rem;
}
.block2 .list-container {
  display: none;
}
.block2 .list-container.active {
  display: block;
}
.block2 .list-item {
  width: 32.125rem;
}
.block2 .list-item img {
  width: 100%;
  height: 25rem;
  border-radius: 2.5rem;
  margin-bottom: 3.125rem;
}
.block2 .list-item .text-box {
  margin-left: 0.875rem;
}
.block2 .list-item .text-box .tag {
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.block2 .list-item .text-box .blue {
  font-family: "OPPO Sans 4.0";
  font-size: 1.125rem;
  line-height: 1.3125rem;
  color: #1c56f9;
}
.block2 .list-item .text-box .divider {
  background: rgba(0, 0, 0, 0.1);
  width: 1px;
  height: 1rem;
}
.block2 .list-item .text-box .gray {
  font-family: "OPPO Sans 4.0";
  font-size: 1.125rem;
  line-height: 1.3125rem;
  color: #666666;
}
.block2 .list-item .text-box .title {
  font-family: "OPPO Sans 4.0";
  font-size: 1.5rem;
  line-height: 1.75rem;
  color: #010101;
  font-weight: 300;
  margin-bottom: 2.5rem;
}
.block2 .list-item .text-box .tag2 {
  padding: 0.625rem 1.5625rem;
  border-radius: 0.75rem;
  box-sizing: border-box;
  border: 1px solid rgba(0, 0, 0, 0.1);
  background: rgba(255, 255, 255, 1);
  font-size: 0.875rem;
  line-height: 1rem;
}

/* php自带的分页器 */
.pagination {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  margin-bottom: 50px;
}
.pagination li {
  border-radius: 1.25rem;
  margin: 0 4px;
  background: rgba(28, 86, 249, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.75rem;
  height: 3.75rem;
}
.pagination li.active {
  background-color: #1c56f9;
}
.pagination li.active a,
.pagination li.active span {
  color: #fff;
}
.pagination li .prev {
  transform: rotate(180deg);
}
.pagination li .icon-youjiantou {
  color: #1c56f9;
}
.pagination li.active .icon-youjiantou {
  color: #fff;
}
.pagination li a,
.pagination li span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  font-size: 18px;
  color: #1c56f9;
  cursor: pointer;
}
.online {
  height: auto;
  padding: 140px 0;
  background: url(../img/onlineBg.jpg) no-repeat center / cover;
  background-color: #004add;
}

.online-box {
  padding: 0 9vw;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-direction: column;
}

.online-title h3 {
  font-size: 1rem;
  color: #fff;
  text-align: center;
  font-weight: 400;
}
.online-title {
  line-height: 1.5;
  margin-bottom: 60px;
}
.online-title h3 span {
  color: #fff;
  display: block;
  text-align: center;
  font-size: 3.75rem;
  font-weight: 600;
}
.online-title a {
  display: block;
  width: 180px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: #fff;
  text-align: center;
  border-radius: 20px 0 0 0;
  font-size: 14px;
  font-weight: bold;
  height: 50px;
  line-height: 50px;
  transition: all 0.3s;
  margin-top: 40px;
}

.online-title a:hover {
  background-color: #fff;
  color: #004add;
}

.online-form {
  font-size: 14px;
}

.online-form h4 {
  text-align: right;
  color: #fff;
  font-weight: bold;
  font-size: 20px;
  margin-bottom: 30px;
}

.online-form form {
  display: flex;
  height: 50px;
  line-height: 48px;
}

.online-form input::-webkit-input-placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.online-form input {
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.4);
  width: 315px;
  padding: 5px 25px;
  border-radius: 20px 0 0 0;
  color: #fff;
}

.online-form input:focus-visible {
  outline: none;
}
.online-form button {
  background-color: #fff;
  color: #004add;
  font-weight: bold;
  border: 0;
  width: 130px;
  cursor: pointer;
  font-size: 15px;
}
.mobile_online {
  display: none;
}
@media screen and (max-width: 996px) {
  .online {
    display: none;
  }
  .mobile_online {
    background: url(../img/mobonline.jpg) no-repeat center / cover;
    height: 21.875rem;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .mobile_online .text p {
    text-align: center;
    font-size: 2rem;
    color: #fff;
    line-height: 1.5;
  }
  .mobile_online .text a {
    display: block;
    width: 11.25rem;
    margin: 0 auto;
    text-align: center;
    font-size: 1.5rem;
    line-height: 2.75rem;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-top-left-radius: 10px;
    margin-top: 2rem;
  }
}
@media screen and (max-width: 768px) {
  .block2 .tabs {
    gap: 1px;
  }
  .block2 .tabs .tab-item {
    padding: 10px 10px;
  }
  .block2 .list {
    grid-template-columns: repeat(2, 1fr);
  }
  .block2 .list-item {
    width: 100%;
    min-width: 0;
  }
  .block2 .list-item img {
    width: 100%;
    height: auto;
  }
  .pagination li a,
  .pagination li span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-size: 1.5rem;
    color: #1c56f9;
    cursor: pointer;
  }
  .pagination li .icon-youjiantou {
    font-size: 1.5rem;
  }
}
@media screen and (max-width: 414px) {
  /* .mobile_online {
    height: 175px;
  }
  .mobile_online .text {
    padding-top: 37px;
  }
  .mobile_online .text p {
    font-size: 19px;
    line-height: 25px;
  }
  .mobile_online .text a {
    margin-top: 16px;
    width: 90px;
    line-height: 30px;
    font-size: 12px;
  } */
}