feat: topbar de navegação como experimento de UI (v1.7.0)

- Substitui header fixo por topbar com backdrop blur e navegação agrupada em 5 seções
- Adiciona FerramentasDropdown consolidando calculadora e modo privacidade
- NotificationBell expandida com orçamentos e pré-lançamentos
- Remove logout-button, header-dashboard e privacy-mode-toggle como componentes separados
- Logo refatorado com variante compact; topbar com links em lowercase
- Adiciona dependência radix-ui ^1.4.3
- Atualiza CHANGELOG para v1.7.0

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

components/topbar/app-topbar.tsx

@@ -1,12 +1,9 @@
-import Image from "next/image";
 import Link from "next/link";
 import { AnimatedThemeToggler } from "@/components/animated-theme-toggler";
-import { CalculatorDialogButton } from "@/components/calculadora/calculator-dialog";
-import { FeedbackDialog } from "@/components/feedback/feedback-dialog";
 import { NotificationBell } from "@/components/notificacoes/notification-bell";
-import { PrivacyModeToggle } from "@/components/privacy-mode-toggle";
 import { RefreshPageButton } from "@/components/refresh-page-button";
 import type { DashboardNotificationsSnapshot } from "@/lib/dashboard/notifications";
+import { Logo } from "../logo";
 import { TopNavMenu } from "./top-nav-menu";
 import { TopbarUser } from "./topbar-user";
 
@@ -29,49 +26,26 @@ export function AppTopbar({
 	notificationsSnapshot,
 }: AppTopbarProps) {
 	return (
-		<header className="fixed top-0 left-0 right-0 z-50 bg-card h-14 shrink-0 flex items-center shadow-xs">
+		<header className="fixed top-0 left-0 right-0 z-50 h-15 shrink-0 flex items-center bg-card/80 backdrop-blur-md supports-backdrop-filter:bg-card/70">
 			<div className="w-full max-w-8xl mx-auto px-4 flex items-center gap-4 h-full">
 				{/* Logo */}
-				<Link
-					href="/dashboard"
-					className="flex items-center gap-2 shrink-0 mr-1"
-				>
-					<Image
-						src="/logo_small.png"
-						alt="OpenMonetis"
-						width={28}
-						height={28}
-						className="object-contain"
-						priority
-					/>
-					<Image
-						src="/logo_text.png"
-						alt="OpenMonetis"
-						width={90}
-						height={28}
-						className="object-contain dark:invert hidden sm:block"
-						priority
-					/>
+				<Link href="/dashboard" className="shrink-0 mr-1">
+					<Logo variant="compact" />
 				</Link>
 
 				{/* Navigation */}
-				<TopNavMenu preLancamentosCount={preLancamentosCount} />
+				<TopNavMenu />
 
 				{/* Right-side actions */}
-				<div className="ml-auto flex items-center gap-1">
+				<div className="ml-auto flex items-center gap-2">
 					<NotificationBell
 						notifications={notificationsSnapshot.notifications}
 						totalCount={notificationsSnapshot.totalCount}
+						budgetNotifications={notificationsSnapshot.budgetNotifications}
+						preLancamentosCount={preLancamentosCount}
 					/>
-					<CalculatorDialogButton withTooltip />
 					<RefreshPageButton />
-					<PrivacyModeToggle />
 					<AnimatedThemeToggler />
-					<span
-						aria-hidden
-						className="h-5 w-px bg-foreground/20 mx-1 hidden sm:block"
-					/>
-					<FeedbackDialog />
 				</div>
 
 				{/* User avatar */}