framework/less/forum/DiscussionListItem.less

.DiscussionListItem {
  .tooltip .tooltip-inner {
    max-width: none;
  }
}
.DiscussionListItem a {
  text-decoration: none;
}
.DiscussionListItem-content {
  position: relative;
  color: @muted-color;
}
.DiscussionListItem-main {
  color: inherit;
  text-decoration: none;
}
.DiscussionListItem-author {
  float: left;
  margin-top: 15px;
}
.DiscussionListItem-badges {
  float: left;
  margin-top: 10px;
  text-align: right;
  white-space: nowrap;
  pointer-events: none;

  .Badge {
    margin-left: -15px;
    position: relative;
    pointer-events: auto;
  }
}
.DiscussionListItem-main {
  display: inline-block;
  width: 100%;
  padding: 12px 0;
}
.DiscussionListItem-title {
  margin: 0 0 5px;
  line-height: 1.3;
  color: @heading-color;
  font-weight: normal;

  .unread & {
    font-weight: bold;
  }
}
.DiscussionListItem-info {
  list-style-type: none;
  padding: 0;
  margin: 0;
  white-space: nowrap;
  font-size: 12px;

  > li {
    display: inline;
  }
  .username {
    font-weight: bold;
  }
}
.DiscussionListItem-count {
  float: right;
  margin-top: 12px;
  text-decoration: none;

  .unread & {
    cursor: pointer;
  }
}
.DiscussionListItem-relevantPosts {
  padding-bottom: 15px;

  @media @phone {
    margin-left: -45px;
    margin-right: -35px;
  }

  .PostPreview {
    background: @control-bg;
    display: block;
    padding: 10px 15px;
    border-bottom: 2px dotted @body-bg;
    color: @muted-color;
    transition: border-color 0.2s;

    .DiscussionListItem:hover & {
      border-color: lighten(@control-bg, 3%);
    }

    .Avatar, time {
      display: none;
    }
    .PostPreview-content {
      padding-left: 0;
    }
    &:first-child {
      border-radius: @border-radius @border-radius 0 0;
    }
    &:hover {
      background: darken(@control-bg, 3%);
      text-decoration: none;
    }
  }
}


@media @phone {
  .DiscussionListItem-controls {
    display: none;
  }
  .DiscussionListItem-content {
    padding-left: 15px + 45px;
    padding-right: 15px + 35px;

    &:active {
      background: @control-bg;
    }
  }
  .DiscussionListItem-author {
    margin-left: -45px;

    .Avatar {
      .Avatar--size(32px);
    }
  }
  .DiscussionListItem-badges {
    margin-left: -45px;
    width: 38px;

    .badge {
      .Badge--size(20px);
      margin-left: -13px;
    }
  }
  .DiscussionListItem-main {
    margin-right: -45px;
  }
  .DiscussionListItem-title {
    font-size: 14px;
    text-decoration: none !important;
  }
  .DiscussionListItem-count {
    margin-right: -35px;
    background: @control-bg;
    color: @control-color;
    border-radius: @border-radius;
    font-size: 12px;
    padding: 2px 6px;

    .unread& {
      background: @primary-color;
      color: #fff;
      font-weight: bold;

      &:active {
        opacity: 0.5;
      }
    }
  }
}



@media @tablet-up {
  .DiscussionListItem {
    position: relative;
    margin-right: -15px;
    padding-right: 15px;
    padding-left: 15px;
    margin-left: -15px;
    border-radius: @border-radius;
    transition: background 0.2s;

    &:hover {
      background: @control-bg;
    }
    &:hover .DiscussionListItem-controls,
    .DiscussionListItem-controls.open {
      opacity: 1;
    }
    .DiscussionListItem-controls.open {
      z-index: 3;
    }
  }
  .DiscussionListItem-controls {
    position: absolute;
    right: 0;
    top: 15px;
    z-index: 1;
    opacity: 0;
    transition: opacity 0.2s;

    .Dropdown-toggle {
      display: block;
    }
    .Dropdown-menu {
      right: 0;
      left: auto;
    }
  }
  .DiscussionListItem-content {
    padding-left: 52px;
    padding-right: 80px;
  }
  .DiscussionListItem-author {
    margin-left: -52px;

    .Avatar {
      .Avatar--size(36px);
    }
  }
  .DiscussionListItem-badges {
    margin-left: -55px;
    width: 48px;
  }
  .DiscussionListItem-main {
    margin-right: -65px;
  }
  .DiscussionListItem-title {
    font-size: 16px;
  }
  .DiscussionListItem-count {
    margin-top: 21px;
    margin-right: -70px;
    width: 55px;
    color: @muted-color;
    font-size: 14px;
    padding-left: 21px;

    &:before {
      .fa();
      content: @fa-var-comment-o;
      float: left;
      margin-left: -21px;
      margin-top: 3px;
    }
    .unread & {
      color: @heading-color;
      font-weight: bold;

      &:before {
        content: @fa-var-comment;
      }
      &:hover:before {
        content: @fa-var-check;
      }
    }
  }
}