/* Appearance of the light/dark switch, independent of the color theme and site customization. */
#theme-switcher
{
	position: relative;
	display: inline-grid;
	grid-template-columns: 1fr 1fr;
	align-items: center;
	width: 4.5rem;
	height: 2.25rem;
	margin: 0;
	padding: 0.125rem;
	border: 1px solid var(--pico-muted-border-color);
	border-radius: 2rem;
	background: var(--pico-code-background-color);
	box-shadow: none;
	font-size: 1.1rem;
	line-height: 1;
}

#theme-switcher::before
{
	content: "";
	position: absolute;
	top: 0.125rem;
	bottom: 0.125rem;
	left: 0.125rem;
	width: calc(50% - 0.25rem);
	border-radius: inherit;
	background: var(--pico-primary-background);
	transition: left var(--pico-transition);
}

#theme-switcher[aria-checked="true"]::before
{
	left: calc(50% + 0.125rem);
}

#theme-switcher span
{
	position: relative;
}

#theme-switcher:hover
{
	border-color: var(--pico-primary);
}

#theme-switcher:focus-visible
{
	outline: 2px solid var(--pico-primary);
	outline-offset: 0.125rem;
}