c8y-drop-area{
  display: block;
}

.drop-zone {
  position: relative;
  display: block;
  padding-bottom: 100%;
  height: 0;
  .alert {
    position: absolute;
    bottom: 0;
    margin: 0;
    width: 100%;
  }
  .upload-status,
  .upload-placeholder {
    padding: 0 @margin-16;
    width: 100%;
  }
  .file-placeholder {
    position: absolute;
    display: flex;
    align-items: center;
    flex-flow: column nowrap;
    justify-content: center;
    width: 100%;
    height: 100%;
    border: 2px dashed @component-border-color;
    color: @component-color-default;
    text-align: center;
    transition: border 0.25s ease;
    .hint-placeholder {
      [class^='dlt-c8y-icon-'],
      [class*=' dlt-c8y-icon-'] {
        color: @component-brand-primary;
        font-size: 36px;

        .transition(all 0.35s ease);
      }
    }

    &.drag-over,
    &:hover {
      border-color: @component-brand-primary;

      .hint-placeholder {
        [class^='dlt-c8y-icon-'],
        [class*=' dlt-c8y-icon-'] {
          .scale(1.1);
        }
      }
    }
  }
  &.has-errors .file-placeholder {
    border-bottom-style: solid;
    border-bottom-color: @form-control-validation-error;
  }
  &.drop-zone-sm,
  .drop-area-sm & {
    padding: 0;
    min-height: unset !important;
    height: auto;
    .alert {
      position: relative;
    }
    .file-placeholder {
      position: static;
      display: block;
      .hint-placeholder {
        position: relative;
        padding: 10px 10px 10px 50px;
        text-align: left;
        [class^='dlt-c8y-icon-'],
        [class*=' dlt-c8y-icon-'] {
          position: absolute;
          top: 50%;
          left: 3px;

          .translate(0, -50%);
        }
        p {
          margin-bottom: 0;
        }
      }
      &:hover,
      &.drag-over {
        .hint-placeholder [class^='dlt-c8y-icon-'],
        .hint-placeholder [class*=' dlt-c8y-icon-'] {
          transform: translate(0, -50%) scale(1.1);
        }
      }
    }
  }
  .drop-area-sm & {
    .file-placeholder {
      .hint-placeholder {
        [class^='dlt-c8y-icon-'],
        [class*=' dlt-c8y-icon-'] {
          left: 8px;
          font-size: 28px;
        }
        p {
          br {
            display: contents;
            + span {
              margin-left: 6px;
            }
          }
        }
      }
    }
  }
  &.disabled {
    &,
    &:hover,
    &:focus {
      pointer-events: none !important;
      cursor: @cursor-disabled !important;
      color: @component-color-default;
      .opacity(0.65);
      .box-shadow(none);
    }
  }
}

c8y-file-picker-form-control {
  .file-picker-drop-zone {
    display: flex;
    flex-direction: column;
    min-height: 150px;
    height: fit-content;
    transition: min-height 0.25s ease;
    padding: 10px;

    &.unsupported-format {
      background-size: 100px 100px;
      #gradient > .striped(rgba(0, 0, 0, 0.10));;
    }

    &.dragging {
      min-height: 300px;
    }
    .alert {
      position: absolute;
      bottom: 0;
      margin: 0;
      width: 100%;
    }
    .upload-status,
    .upload-placeholder {
      padding: 0 @margin-16;
      width: 100%;
    }
    .file-placeholder {
      flex: 1;
      display: flex;
      align-items: center;
      flex-flow: column nowrap;
      justify-content: center;
      height: 100%;
      border: 2px dashed @component-border-color;
      color: @component-color-default;
      text-align: center;
      transition: border 0.25s ease;

      .hint-placeholder {
        [class^='dlt-c8y-icon-'],
        [class*=' dlt-c8y-icon-'] {
          &.warning {
            color: @status-warning;
          }
          color: @component-brand-primary;
          font-size: 36px;

          .transition(all 0.35s ease);
        }
      }

      > * {
        pointer-events: none;
      }
      &.drag-over,
      &:hover {
        border-color: @component-brand-primary;

        .hint-placeholder {
          [class^='dlt-c8y-icon-'],
          [class*=' dlt-c8y-icon-'] {
            .scale(1.1);
          }
        }
      }
    }
    &.has-errors .file-placeholder {
      border-bottom-style: solid;
      border-bottom-color: @form-control-validation-error;
    }
  }
}