docs: make link to svelte/reactivity more prominent (#16410)

Rich-Harris · web-flow · commit b8b662a1ad74 · 2025-07-16T22:02:02.000-04:00
diff --git a/documentation/docs/02-runes/02-$state.md b/documentation/docs/02-runes/02-$state.md
@@ -119,7 +119,9 @@ class Todo {
 }
 ```
 
-> [!NOTE] Svelte provides reactive implementations of built-in classes like `Set` and `Map` that can be imported from [`svelte/reactivity`](svelte-reactivity).
+### Built-in classes
+
+Svelte provides reactive implementations of built-in classes like `Set`, `Map`, `Date` and `URL` that can be imported from [`svelte/reactivity`](svelte-reactivity).
 
 ## `$state.raw`
 

Original file line number	Diff line number	Diff line change
`@@ -119,7 +119,9 @@ class Todo {`
`119`	`119`	`}`
`120`	`120`	```
`121`	`121`
`122`		-> [!NOTE] Svelte provides reactive implementations of built-in classes like `Set` and `Map` that can be imported from [`svelte/reactivity`](svelte-reactivity).
	`122`	`+### Built-in classes`
	`123`	`+`
	`124`	+Svelte provides reactive implementations of built-in classes like `Set`, `Map`, `Date` and `URL` that can be imported from [`svelte/reactivity`](svelte-reactivity).
`123`	`125`
`124`	`126`	## `$state.raw`
`125`	`127`