feat: add Pro interface

app/[locale]/calendar/page.tsx

@@ -45,6 +45,7 @@ import { NavigationRail } from "@/components/layout/navigation-rail";
 import { SidebarAppsModal } from "@/components/layout/sidebar-apps-modal";
 import { InlineAppView } from "@/components/layout/inline-app-view";
 import { useSidebarApps } from "@/hooks/use-sidebar-apps";
+import { useIsEmbedded } from "@/hooks/use-is-embedded";
 import { ResizeHandle } from "@/components/layout/resize-handle";
 import { sanitizeOutgoingCalendarEventData } from "@/lib/calendar-event-normalization";
 import { getEventStartDate } from "@/lib/calendar-utils";
@@ -75,6 +76,7 @@ export default function CalendarPage() {
   const t = useTranslations("calendar");
   const tWebcalAction = useTranslations("calendar.webcal_action");
   const isMobile = useIsMobile();
+  const isEmbedded = useIsEmbedded();
   const { showAppsModal, inlineApp, loadedApps, handleManageApps, handleInlineApp, closeInlineApp, closeAppsModal } = useSidebarApps();
   const { client, isAuthenticated, logout, checkAuth, switchAccount, activeAccountId, isLoading: authLoading } = useAuthStore();
   const [initialCheckDone, setInitialCheckDone] = useState(() => useAuthStore.getState().isAuthenticated && !!useAuthStore.getState().client);
@@ -1217,11 +1219,11 @@ export default function CalendarPage() {
   };
 
   return (
-    <div className="flex flex-col h-dvh bg-background overflow-hidden pt-[env(safe-area-inset-top)]">
+    <div className={cn("flex flex-col bg-background overflow-hidden pt-[env(safe-area-inset-top)]", isEmbedded ? "h-full" : "h-dvh")}>
       <AppTopBannerSlot />
       <div className={cn("flex flex-1 min-h-0 overflow-hidden", isMobile && "flex-col")}>
-      {/* Left Navigation Rail */}
-      {!isMobile && (
+      {/* Left Navigation Rail (hidden when embedded in Pro shell) */}
+      {!isMobile && !isEmbedded && (
         <div className="w-14 bg-secondary flex flex-col flex-shrink-0" style={{ borderRight: '1px solid rgba(128, 128, 128, 0.3)' }}>
           <NavigationRail
             collapsed
@@ -1413,7 +1415,7 @@ export default function CalendarPage() {
       )}
 
       {/* Mobile Bottom Navigation */}
-      {isMobile && (
+      {isMobile && !isEmbedded && (
         <div className="shrink-0">
           <NavigationRail
             orientation="horizontal"