classroom-app/src/views/courseware-list/index.module.less

.container {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background: url('../../common/images/icon_bg.png') no-repeat center center / cover;
  display: flex;
  flex-direction: column;
}

.head {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 19px 23px 8px 41px;
  transition: opacity .3s ease-in-out;

  .back {
    img {
      display: block;
    }
  }

  .tabs {
    :global {
      .van-tab {
        color: rgba(255, 255, 255, .9);
        font-size: 15px;
        padding: 0 16px;

        &.van-tab--active {
          color: #fff;
        }
      }

      .van-tabs__nav.van-tabs__nav--line {
        background: transparent;
      }

      .van-tabs__line {
        background: #fff;
        width: 18px;
        height: 4px;
      }
    }
  }
}

.downBtn {
  width: 84px;
  height: 32px;
  background: #F8F9FC;
  border-radius: 16px;
  border: none;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;

  :global {
    .van-button__content {
      width: 100%;
    }

    .van-button__text {
      width: 100%;
      height: 100%;
      display: flex;
      justify-content: center;
      align-items: center;
      font-size: 13px;
      color: #333;
      font-weight: 400;
    }
  }

  .icon {
    width: 8px;
    height: 5px;
    margin-left: 4px;
    transition: transform .2s ease;
  }

  .iconUp {
    color: var(--van-primary-color);
    transform: rotate(180deg);
    transition: transform .2s ease;
  }
}

.popover {
  width: 83px;
  border: none;

  :global {
    .van-popover__action {
      display: flex;
      justify-content: center;
      align-items: center;
      padding: 0;
      width: 100%;
      height: 36px;
      color: #999;
      font-size: 13px;
    }

    .van-popover__content {
      max-height: 70vh;
      overflow-x: hidden;
      overflow-y: auto;
    }
  }
}


.content {
  flex: 1;
  overflow-y: hidden;
  overflow-x: auto;
  display: flex;

  .wrap {
    position: relative;
    display: flex;
    height: 100%;
    padding: 20px 63px 0;

    &.emtpyWrap {
      width: 100%;
    }
  }

  :global {
    .van-empty__description {
      font-size: 14px;
      color: #fff;
    }

    .van-empty__image {
      width: 200px;
      height: 200px;
    }
  }
}

.wrapItem {
  position: relative;
  width: 154px;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 16px;
  flex-shrink: 0;
  z-index: 1;

  .item {
    position: relative;
    margin-bottom: 15px;
    width: 100%;
    height: 170px;
    background-color: #EDEFF2;
    box-shadow: 0 5px 14Px rgba(0,0,0,0.4);
    &::before {
      content: "";
      position: absolute;
      top: 4Px;
      right: -4Px;
      width: 4Px;
      height: calc(100% - 8Px);
      background-color: #c5c5c5;
      z-index: 1;
    }

    &::after {
      content: "";
      position: absolute;
      top: 2Px;
      right: -2Px;
      width: 4Px;
      height: calc(100% - 4Px);
      background-color: #e7e7e7;
      z-index: 2;
    }
  }


  .name {
    font-size: 11px;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 16px;
    text-align: center;
  }

  .favoriteBtn {
    position: absolute;
    top: 135px;
    right: 20px;
    z-index: 3;
  }
}

.containerImg {
  position: relative;
  display: block;
  width: 100%;
  height: 170px;

  &::before {
    content: '';
    position: absolute;
    top: 4Px;
    right: -4Px;
    width: 4Px;
    height: calc(100% - 8Px);
    background-color: #C5C5C5;
    z-index: 1;
  }

  &::after {
    content: '';
    position: absolute;
    top: 2Px;
    right: -2Px;
    width: 4Px;
    height: calc(100% - 4Px);
    background-color: #E7E7E7;
    z-index: 2;
  }
}

.cover {
  position: relative;
  z-index: 3;
  display: block;
  width: 100%;
  height: 170px;
  background-color: #edeff2;
  background-image: url('./image/icon_default.svg');
  background-repeat: no-repeat;
  background-position: center center;

  &::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    background-repeat: no-repeat;
    background-image: linear-gradient(to right, rgba(0, 0, 0, .2) 0, rgba(255, 255, 255, .08) 0%, transparent .5%), linear-gradient(to right, rgba(0, 0, 0, .1) .3%, rgba(255, 255, 255, .09) 1.1%, transparent 1.3%);
    background-size: 50% 100%, 50% 100%;
    background-position: 0% top, 9% top;
  }

  :global {
    img {
      width: 100%;
      height: 100%;
      opacity: 0;
      transition: opacity .3s ease-in-out;
    }
  }


  &.loaded {
    img {
      opacity: 1;
    }

  }
}

.book {
  position: fixed;
  top: 50%;
  left: 50%;
  width: 50vw;
  transform: translate(-50%, -50%) scale(0);
  z-index: 20;
  background-color: #fff;
  transition: all .3s ease-in-out;
  visibility: hidden;
  pointer-events: none;
  border-radius: 8px;
  box-shadow: 0 0 10px 0 rgba(0, 0, 0, .2);

  .bookWrap {
    height: 60vh;
    overflow-y: auto;

    ul {
      list-style: circle;
      padding: 10px 40px;
    }
  }

  &.show {
    visibility: visible;
    pointer-events: auto;
    transform: translate(-50%, -50%) scale(1);
  }
}