lens/src/renderer/components/input/input.scss

.Input {
  position: relative;
  text-align: left;

  &.invalid.dirty:not(.validating) {
    label:after {
      width: 100%;
      background: $colorError;
    }
  }

  &.focused:not(.validating) {
    label:after {
      width: 100%;
    }
  }

  &.validatingLine {
    label:after {
      width: 100%;
      @include stripeLinesAnimation;
    }
  }

  label {
    --flex-gap: #{$padding / 1.5};

    position: relative;
    padding: $padding /4 * 3 0;
    border-bottom: 1px solid $halfGray;

    &:after {
      content: "";
      position: absolute;
      top: calc(100% - 1px);
      left: 50%;
      transform: translateX(-50%);
      width: 0;
      height: 2px;
      background: $primary;
      transition: width 250ms;
    }
  }

  input, textarea {
    background: none;
    color: inherit;
    font: inherit;
    text-align: inherit;
    text-transform: inherit;

    &:invalid {
      box-shadow: none;
    }

    &::placeholder {
      color: inherit;
      opacity: .75;
    }
  }

  textarea {
    @include hidden-scrollbar;
    line-height: 1.2;
    resize: none;
  }

  fieldset:disabled &,
  &.disabled {
    opacity: .5;
    pointer-events: none;
  }

  .input-info {
    .errors {
      color: var(--colorError);
      font-size: $font-size-small;
    }

    .maxLengthIndicator {
      text-align: right;
      font-size: 80%;
      padding: $padding / 3;
    }
  }

  //- Themes

  &.theme {
    &.round-black {
      label {
        background: $mainBackground;
        border: 1px solid $borderFaintColor;
        border-radius: $radius;
        padding: $padding;

        &:focus-within {
          border: 2px solid $colorInfo;
          padding: $padding - 1;
        }

        &:after {
          display: none;
        }
      }
    }
  }
}