recipes: fix compact card tag styling and add filter placeholder for CLS

- Fix g-tag dark mode hover text disappearing (explicit background-color)
- Scope compact card tag styles to avoid global/scoped CSS flash on load
- Add placeholder div to prevent layout shift when FilterPanel hydrates
- Improve LogicModeToggle contrast in light mode (nord4 → nord3/nord1)
- Bump compact card recipe name font-size to 1.1rem

src/routes/[recipeLang=recipeLang]/[name]/+page.svelte

@@ -139,6 +139,7 @@ h1{
 	align-items: center;
 	flex-wrap: wrap;
 	gap: 1em;
+	font-size: 1.1rem;
 }
 .tags h2,
 h2.section-label{