neurosite: добавить UnoCSS (unocss 66.10, uno.config.ts, макет на utility-классах)

package.json

@@ -11,8 +11,10 @@
   "dependencies": {
     "@astrojs/image": "^0.18.0",
     "@astrojs/sitemap": "^3.0.0",
+    "@unocss/astro": "^66.10.0",
     "astro": "^5.0.0",
-    "sharp": "^0.34.5"
+    "sharp": "^0.34.5",
+    "unocss": "^66.10.0"
   },
   "devDependencies": {
     "pagefind": "^1.0.0"