semi-design/packages/semi-foundation/radio/rtl.scss

$module: #{$prefix}-radio;
$inner-width: $width-icon-medium;

.#{$prefix}-rtl,
.#{$prefix}-portal-rtl {
    .#{$module} {
        direction: rtl;

        input[type="checkbox"],
        input[type="radio"] {
            left: auto;
            right: 0;
        }

        &-buttonRadioGroup {
            &:not(:last-child) {
                padding-left: $spacing-radio_buttonRadioGroup-paddingRight;
            }
        }

        &-inner {
            left: auto;
            right: 0;

            &-display {
                left: auto;
                right: 0;
            }
        }

        &-addon {
            padding-left: 0;
            margin-left: 0;
            padding-right: $spacing-radio_addon-paddingLeft;
            margin-right: $spacing-radio_addon-marginLeft;
            
            &-buttonRadio {
                margin-right: $spacing-none;
            }
        }

        &-extra {
            padding-left: 0;
            padding-right: $spacing-radio_extra-paddingLeft;
        }
    }

    &-isCardRadioGroup {
        .#{$module}-inner {
            margin-right: 0;
            margin-left: $spacing-radio_cardRadioGroup_inner-marginRight;
        }

        .#{$module}-addon {
            margin-right: 0;
            padding-right: 0;
        }

        .#{$module}-extra {
            padding-right: 0;
        }
    }

    .#{$module}Group {
        direction: rtl;

        &-horizontal {
            .#{$module} {
                margin-right: 0;
                margin-left: $spacing-radio_group_horizontal-marginRight;

                &:last-of-type {
                    margin-left: 0;
                }
            }
        }
    }
}