Semplifica il grafico analytics: solo pageview e toggle nascondi.

Chiarisce che il totale è su tutte le pagine (filtri Da/A/Device), distinto dal dettaglio per path.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/config/locales/admin.en.yml

@@ -427,8 +427,14 @@ en:
         lead: Aggregated first-party move/click heatmaps and scroll depth, only with analytics consent. No personal data.
         none: No data in the selected period.
         heatmap: Heatmap
-        trend_title: Trend over time
-        trend_lead: Daily pageviews, clicks and moves for the filtered period.
+        trend_title: Pageview trend
+        trend_lead: Total pageviews across all pages, day by day. Uses the same From / To / Device filters. Not comparable to a single table row (which splits by path).
+        trend_total_label: Total pageviews (all pages)
+        trend_total_hint: "%{from} → %{to}"
+        hide_chart: Hide chart
+        show_chart: Show chart
+        pages_title: Breakdown by page
+        pages_lead: Pageviews and engagement for the filtered period, split by path. The sum of pageview rows matches the chart total.
         table:
           path: Page
           pageviews: Pageviews