htwkalender-pwa/frontend/public/primevue-sass-theme/theme-base/components/input/_togglebutton.scss

// core
.p-togglebutton {
  position: relative;
  display: inline-flex;
  user-select: none;
  vertical-align: bottom;
}

.p-togglebutton-input {
  cursor: pointer;
}

.p-togglebutton .p-button {
  flex: 1 1 auto;
}

// theme
.p-togglebutton {
  .p-togglebutton-input {
    appearance: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 0;
    margin: 0;
    opacity: 0;
    z-index: 1;
    outline: 0 none;
    border: $toggleButtonBorder;
    border-radius: $borderRadius;
  }

  .p-button {
    background: $toggleButtonBg;
    border: $toggleButtonBorder;
    color: $toggleButtonTextColor;
    transition: $formElementTransition;
    outline-color: transparent;

    .p-button-icon-left,
    .p-button-icon-right {
      color: $toggleButtonIconColor;
    }
  }

  &.p-highlight {
    .p-button {
      background: $toggleButtonActiveBg;
      border-color: $toggleButtonActiveBorderColor;
      color: $toggleButtonTextActiveColor;

      .p-button-icon-left,
      .p-button-icon-right {
        color: $toggleButtonIconActiveColor;
      }
    }
  }

  &:not(.p-disabled) {
    &:has(.p-togglebutton-input:hover) {
      &:not(.p-highlight) {
        .p-button {
          background: $toggleButtonHoverBg;
          border-color: $toggleButtonHoverBorderColor;
          color: $toggleButtonTextHoverColor;

          .p-button-icon-left,
          .p-button-icon-right {
            color: $toggleButtonIconHoverColor;
          }
        }
      }

      &.p-highlight {
        .p-button {
          background: $toggleButtonActiveHoverBg;
          border-color: $toggleButtonActiveHoverBorderColor;
          color: $toggleButtonTextActiveHoverColor;

          .p-button-icon-left,
          .p-button-icon-right {
            color: $toggleButtonIconActiveHoverColor;
          }
        }
      }
    }

    &:has(.p-togglebutton-input:focus-visible) {
      .p-button {
        @include focused-input();
      }
    }
  }

  &.p-invalid > .p-button {
    @include invalid-input();
  }
}