Add a toggle component

styles/components/toggle.css

@@ -0,0 +1,55 @@
+:host {
+	display: block;
+}
+
+input {
+	width: 0;
+	height: 0;
+	margin: 0;
+	padding: 0;
+}
+
+.slider {
+	width: var(--size, 16px);
+	height: var(--size, 16px);
+	background: var(
+		--slider-colour,
+		var(--toggle-slider-unchecked-colour)
+	);
+	transition: all var(--speed, 150ms) ease-in-out;
+	border-radius: 9999px;
+}
+
+label {
+	display: flex;
+	padding: var(--padding, 4px);
+	height: calc(var(--size, 16px) + (var(--padding, 4px) * 2));
+	width: calc((var(--size, 16px) * 2) + (var(--padding, 4px) * 2));
+	border-radius: 9999px;
+	background: var(
+		--toggle-background,
+		var(--toggle-background-colour)
+	);
+	box-sizing: border-box;
+	cursor: pointer;
+
+	/* Non-checked, clicking */
+	&:active .slider {
+		width: calc(var(--size, 16px) * 1.5);
+	}
+
+	/* checked, non-clicking */
+	& > :checked + .slider {
+		transform: translateX(var(--size, 16px));
+		background: var(
+			--slider-checked-colour,
+			var(--toggle-slider-checked-colour)
+		);
+	}
+
+	/* checked, clicking */
+	&:active > :checked + .slider {
+		width: calc(var(--size, 16px) * 1.5);
+		transform: translateX(calc(var(--size, 16px) * 0.5));
+	}
+}

styles/themes/dark.css

@@ -4,6 +4,10 @@
 	--spinner-outer-colour: white;
 	--spinner-inner-colour: #FF3D00;
 
+	--toggle-background-colour: #171e26;
+	--toggle-slider-unchecked-colour: maroon;
+	--toggle-slider-checked-colour: green;
+
 	--tab-button-active-border: rebeccapurple;
 	--tab-button-hover-bg: var(--color-cool-3);
 
@@ -19,7 +23,8 @@
 	--item-card-header-background: #242d38;
 	--item-card-header-color: white;
 	--item-card-header-input-background: #2b3642;
-	--item-card-header-input-color: white;
+	--item-card-header-input-colour: white;
+	--item-card-header-disabled-input-colour: gray;
 
 	/* Chip Variables */
 	--chip-color: #fff7ed;