MessageBoard-3520/resources/scss/base/bootstrap-extended/_collapse.scss

// For Collapse And Accordion

// For collapse-title
[class*='collapse-'] {
  .collapse-title {
    font-weight: 500;
    font-size: 1.1rem;
  }
  .card {
    margin-bottom: 0;
    &:last-of-type {
      margin-bottom: 0;
    }
    &:not(:last-of-type) {
      border-bottom: 1px solid $border-color;
    }
    .card-header {
      cursor: pointer;
      padding: 1rem 2.8rem 1rem 1rem;
    }
    .card-body {
      padding: 1rem;
      line-height: 1.5;
      padding-top: 0.42rem;
    }
  }
}

// For collapse title
.collapse-title {
  color: inherit;
  &:hover {
    color: inherit;
  }
}

// To add a border below collapse/accordion heading
.collapse-default {
  .card:first-child {
    border-top: 0;
  }
  .card:last-child {
    border-bottom: 0;
  }
  .card {
    border-radius: 0;
  }
}

// For Collapse with border

.collapse-border {
  .card {
    border: 1px solid $border-color;
    &:not(:last-of-type) {
      border-bottom: 0;
      border-bottom-right-radius: 0;
      border-bottom-left-radius: 0;
    }
    &:not(:first-of-type) {
      border-top-left-radius: 0;
      border-top-right-radius: 0;
    }
  }
}

// For Collapse with shadow
.collapse-shadow {
  box-shadow: 0 0px 4px 0 rgba($black, 0.1);
  padding: 0.15rem 0.75rem;
  border-radius: $border-radius;
  .card {
    border-radius: 0;
    transition: border 0.5s ease-in-out, all 0.3s ease-in-out;
    &.open {
      border-radius: 0.571rem;
      margin: 10px 0;
      border: 0;
      box-shadow: 0px 0px 8px 0px rgba($black, 0.1) !important;
    }
  }
  .card:first-child {
    border-top-left-radius: 0.571rem;
    border-top-right-radius: 0.571rem;
  }
  .card:last-child {
    border-bottom-left-radius: 0.571rem;
    border-bottom-right-radius: 0.571rem;
  }
}

// For Collapse with margin
.collapse-margin {
  .card {
    margin-top: 0.71rem;
    margin-bottom: 0.71rem;
    box-shadow: 0 2px 15px 0 rgba($black, 0.05) !important;
    border-radius: 0.358rem;
    border-bottom: 0 solid transparent !important;
  }
  .card-header {
    border-radius: 0.358rem;
  }
}

// Collapse Icon & Animation
.collapse-icon {
  .card-header {
    position: relative;
  }

  [data-toggle='collapse'] {
    &:after {
      position: absolute;
      top: 58%;
      right: 1rem;
      margin-top: -8px;
      background-image: url(str-replace(str-replace($chevron-down, 'currentColor', $body-color), '#', '%23'));
      background-repeat: no-repeat;
      background-position: center;
      background-size: 14px;
      width: 14px;
      height: 11px;
      content: '';
      transition: all 300ms linear 0s;
    }

    &:disabled {
      &:before {
        background-image: url(str-replace(str-replace($chevron-up, 'currentColor', $body-color), '#', '%23'));
      }
    }
  }

  [aria-expanded='false'] {
    &:after {
      transform: rotate(-180deg);
    }
  }
}