fix: adjust LinksGrid nth-child offsets for earlier, more frequent color pops

Shift pop-b and pop-c selectors so accent colors appear sooner in the
grid and the light/white pop-c repeats more frequently (every 5th
instead of every 7th item).

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "homepage",
-	"version": "1.26.1",
+	"version": "1.26.2",
 	"private": true,
 	"type": "module",
 	"scripts": {