flood/client/source/sass/components/_torrents.scss

$torrent-list--background: #fff;
$torrent-list--border: rgba($background, 0.15);

$torrent--primary--foreground: #5b6d7c;
$torrent--primary--foreground--stopped: rgba(#333332, 0.5);
$torrent--primary--foreground--selected: #fff;
$torrent--primary--foreground--selected--stopped: rgba($torrent--primary--foreground--selected, 0.6);
$torrent--secondary--foreground: #8899a8;
$torrent--secondary--foreground--stopped: rgba(#8899a8, 0.5);
$torrent--secondary--foreground--selected: #fff;
$torrent--secondary--foreground--selected--stopped: rgba(#fff, 0.6);
$torrent--tertiary--foreground: #8899a8;
$torrent--tertiary--foreground--stopped: rgba(#8899a8, 0.5);
$torrent--tertiary--foreground--selected: rgba(#fff, 0.9);
$torrent--tertiary--foreground--selected--stopped: rgba(#fff, 0.5);

$torrent--background--hover: #f6f8fa;
$torrent--background--selected: $blue;
$torrent--background--error: #e95779;

.torrents {
  display: flex;
  flex: 1 1 100px;
  position: relative;

  &:after {
    background: $torrent-list--background;
    bottom: 0;
    box-shadow: -1px 0 0 0 $torrent-list--border;
    content: '';
    height: auto;
    left: 10px;
    position: absolute;
    right: 0;
    top: 0;
  }

  .loading-indicator {
    left: 50%;
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
  }
}

.torrent {

  &__list {
    margin: 0 0 0 10px;
    padding: 10px 0;
    position: relative;

    &__wrapper {
      list-style: none;
      max-width: 100%;
      opacity: 1;
      overflow: auto;
      transition: opacity 1s;
      user-select: none;
      z-index: 1;
    }

    &--loading {

      &-enter {
        opacity: 0;
        transition: opacity 1s;

        &-active {
          opacity: 1;
        }
      }

      &-leave {
        opacity: 1;
        transition: opacity 1s;

        &-active {
          opacity: 0;
        }
      }
    }

    &--empty {
      opacity: 0;
    }
  }
}

.torrent {
  cursor: default;
  padding: 10px 20px;
  position: relative;
  transition: background 0.25s;

  &:hover {
    background: $torrent--background--hover;

    .torrent {

      &__more-info {
        opacity: 1;
      }
    }
  }

  &.is-selected {
    background: $torrent--background--selected;

    &.has-error {
      background: $torrent--background--error;
    }
  }

  &__more-info {
    height: 20px;
    margin-top: -10px;
    position: absolute;
    left: -7px;
    opacity: 0;
    top: 50%;
    transition: background 0.25s, box-shadow 0.25s, opacity 0.25s;
    width: 20px;
  }
}

.torrent {

  &__details {
    align-items: center;
    display: flex;
    flex: 1;
    flex-flow: row wrap;
    list-style: none;

    &--primary,
    &--secondary,
    &--tertiary {
      transition: color 0.25s;
    }

    &--primary {
      color: $torrent--primary--foreground;
      flex: 4;
      line-height: 1.3;
      white-space: nowrap;

      .is-stopped & {
        color: $torrent--primary--foreground--stopped;
      }

      .is-selected & {
        color: $torrent--primary--foreground--selected;
      }

      .is-selected.is-stopped & {
        color: $torrent--primary--foreground--selected--stopped;
      }
    }

    &--secondary {
      align-items: flex-end;
      color: $torrent--secondary--foreground;
      flex: 1;
      font-size: 0.75em;
      min-width: 200px;

      li {
        flex: 1 1 auto;
        min-width: 15%;

        &.torrent__details--ratio {
          max-width: 30px;
        }
      }

      .is-stopped & {
        color: $torrent--secondary--foreground--stopped;
      }

      .is-selected & {
        color: $torrent--secondary--foreground--selected;
      }

      .is-selected.is-stopped & {
        color: $torrent--secondary--foreground--selected--stopped;
      }
    }

    &--tertiary {
      color: $torrent--tertiary--foreground;
      display: block;
      font-size: 0.75em;
      margin: 0 0 3px 0;

      li {
        display: inline-block;
        margin-right: 1em;

        &:last-child {
          margin-right: 0;
        }
      }

      .is-stopped & {
        color: $torrent--tertiary--foreground--stopped;
      }

      .is-selected & {
        color: $torrent--tertiary--foreground--selected;
      }

      .is-selected.is-stopped & {
        color: $torrent--tertiary--foreground--selected--stopped;
      }
    }

    &__label {
      margin-right: 0.5em;
      opacity: 0.5;
    }
  }
}

.torrent {

  &__details {

    &--eta {
      opacity: 0;
      transition: opacity 1s, visibility 1s;
      visibility: hidden;

      .torrent__details--segment {
        margin-right: 0.25em;

        &:last-child {
          margin-right: 0;
        }
      }

      .is-actively-downloading & {
        opacity: 1;
        visibility: visible;
      }
    }
  }
}

.view {

  &--torrent-list {
    background: #e9eef2;
    box-shadow: -1px 0 $torrent-list--border;
    display: flex;
    flex-direction: column;
    flex: 1;
    flex: 0 1 100%;
  }
}