wp-calypso/packages/components/src/experience-control/style.scss

@import "@wordpress/base-styles/mixins";
@import "@wordpress/base-styles/variables";

$color-good: #255C33;
$color-neutral: #2F2F2F;
$color-bad: #660C0D;
$color-background-good: #EDF8EF;
$color-background-neutral: #F0F0F0;
$color-background-bad: #FAE7E8;

$experience-types: (
	'is-good': (
		border: $color-background-good,
		background: $color-good,
		hover: $color-background-good
	),
	'is-neutral': (
		border: $color-background-neutral,
		background: $color-neutral,
		hover: $color-background-neutral
	),
	'is-bad': (
		border: $color-background-bad,
		background: $color-bad,
		hover: $color-background-bad
	)
);

.a8c-experience-control__fieldset {
	display: flex;
	gap: 8px;
	margin: 0;
	padding: 0;
	border: none;
}

.a8c-experience-control__option {
	display: inline-flex;
	border-radius: 50%;
	height: 32px;
	width: 32px;
	border-width: 1px;
	border-style: solid;
	justify-content: center;
	align-items: center;
	cursor: pointer;
	position: relative;

	&:focus-within {
		box-shadow: 0 0 0 var(--wp-admin-border-width-focus) #fff, 0 0 0 calc(2* var(--wp-admin-border-width-focus)) var(--color-primary-50);
		outline: 2px solid transparent;
		outline-offset: 2px;
	}

	@each $type, $colors in $experience-types {
		&.#{$type} {
			border-color: map-get($colors, 'border');

			&:has(input[type="radio"]:checked) {
				background-color: map-get($colors, 'background');
			}

			&:hover, &:focus-within {
				&:not(:has(input[type="radio"]:checked)) {
					background-color: map-get($colors, 'hover');
				}
			}
		}
	}

	&:has(input[type="radio"]:checked) {
		svg path {
			fill: var(--color-text-inverted);
		}
	}
}

.a8c-experience-control__option-icon {
	display: flex;
}