From 2d78c8156fbd2cc135924f8708e6d5bbbde27155 Mon Sep 17 00:00:00 2001
From: Denozordec <shatskiy.blog@gmail.com>
Date: Tue, 19 May 2026 11:56:24 +0700
Subject: [PATCH] =?UTF-8?q?web(ui):=20app=20layout=20=E2=80=94=20sidebar,?=
 =?UTF-8?q?=20mobile=20sheet,=20topbar,=20PageHeader?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Co-authored-by: Cursor <cursoragent@cursor.com>
---
 web/src/lib/AppShell.svelte                   | 207 ------------------
 web/src/lib/ui/app/layout/app-layout.svelte   |  33 +++
 .../lib/ui/app/layout/app-mobile-nav.svelte   |  45 ++++
 .../lib/ui/app/layout/app-nav-links.svelte    |  91 ++++++++
 web/src/lib/ui/app/layout/app-sidebar.svelte  |  56 +++++
 web/src/lib/ui/app/layout/app-topbar.svelte   |  38 ++++
 web/src/lib/ui/app/layout/nav.ts              |  29 +++
 web/src/lib/ui/app/layout/theme-menu.svelte   |  51 +++++
 .../lib/ui/app/page-header/page-header.svelte |  40 ++++
 web/src/routes/+layout.svelte                 |   4 +-
 web/src/routes/directories/+page.svelte       |  21 +-
 11 files changed, 393 insertions(+), 222 deletions(-)
 delete mode 100644 web/src/lib/AppShell.svelte
 create mode 100644 web/src/lib/ui/app/layout/app-layout.svelte
 create mode 100644 web/src/lib/ui/app/layout/app-mobile-nav.svelte
 create mode 100644 web/src/lib/ui/app/layout/app-nav-links.svelte
 create mode 100644 web/src/lib/ui/app/layout/app-sidebar.svelte
 create mode 100644 web/src/lib/ui/app/layout/app-topbar.svelte
 create mode 100644 web/src/lib/ui/app/layout/nav.ts
 create mode 100644 web/src/lib/ui/app/layout/theme-menu.svelte
 create mode 100644 web/src/lib/ui/app/page-header/page-header.svelte

diff --git a/web/src/lib/AppShell.svelte b/web/src/lib/AppShell.svelte
deleted file mode 100644
index d49f066..0000000
--- a/web/src/lib/AppShell.svelte
+++ /dev/null
@@ -1,207 +0,0 @@
-<script lang="ts">
-	import { resolve } from '$app/paths';
-	import { page } from '$app/state';
-	import { cn } from '$lib/utils.js';
-	import { Button, buttonVariants } from '$lib/components/ui/button/index.js';
-	import {
-		DropdownMenu,
-		DropdownMenuContent,
-		DropdownMenuLabel,
-		DropdownMenuRadioGroup,
-		DropdownMenuRadioItem,
-		DropdownMenuTrigger
-	} from '$lib/components/ui/dropdown-menu/index.js';
-	import { Separator } from '$lib/components/ui/separator/index.js';
-	import { Tooltip, TooltipContent, TooltipProvider, TooltipTrigger } from '$lib/components/ui/tooltip/index.js';
-	import type { ThemePreference } from '$lib/theme.js';
-
-	import Activity from '@lucide/svelte/icons/activity';
-	import Boxes from '@lucide/svelte/icons/boxes';
-	import BookOpen from '@lucide/svelte/icons/book-open';
-	import LayoutDashboard from '@lucide/svelte/icons/layout-dashboard';
-	import Network from '@lucide/svelte/icons/network';
-	import Settings from '@lucide/svelte/icons/settings';
-	import Gauge from '@lucide/svelte/icons/gauge';
-	import Zap from '@lucide/svelte/icons/zap';
-	import CalendarClock from '@lucide/svelte/icons/calendar-clock';
-	import PanelLeftClose from '@lucide/svelte/icons/panel-left-close';
-	import PanelLeftOpen from '@lucide/svelte/icons/panel-left-open';
-	import Sun from '@lucide/svelte/icons/sun';
-	import Moon from '@lucide/svelte/icons/moon';
-	import Monitor from '@lucide/svelte/icons/monitor';
-
-	const nav = [
-		{ href: '/', label: 'Обзор', icon: LayoutDashboard },
-		{ href: '/modules', label: 'Модули', icon: Boxes },
-		{ href: '/directories', label: 'Справочники', icon: BookOpen },
-		{ href: '/network', label: 'Сеть', icon: Network },
-		{ href: '/revisions', label: 'Ревизии', icon: Activity },
-		{ href: '/operations', label: 'Операции', icon: Zap },
-		{ href: '/schedule', label: 'Расписание', icon: CalendarClock },
-		{ href: '/monitoring', label: 'Мониторинг', icon: Gauge },
-	] as const;
-
-	const navBottom = [
-		{ href: '/settings', label: 'Настройки', icon: Settings },
-	] as const;
-
-	let collapsed = $state(false);
-	let { children, theme = $bindable<ThemePreference>('system') } = $props();
-
-	function isActive(href: string) {
-		const pathname = page.url.pathname;
-		if (href === '/') return pathname === '/';
-		return pathname === href || pathname.startsWith(href + '/');
-	}
-</script>
-
-<TooltipProvider delayDuration={0}>
-<div class="bg-background flex min-h-screen">
-	<aside
-		class={cn(
-			'border-border bg-sidebar sticky top-0 flex h-screen shrink-0 flex-col overflow-hidden border-r transition-all duration-200',
-			collapsed ? 'w-14' : 'w-56'
-		)}
-		aria-label="Основная навигация"
-	>
-		<!-- Header -->
-		<div class={cn('flex items-center gap-2 p-3', collapsed && 'justify-center')}>
-			{#if !collapsed}
-				<div class="min-w-0 flex-1">
-					<a href={resolve('/')} class="text-sidebar-foreground block truncate font-semibold tracking-tight">EvoBGP</a>
-					<p class="text-sidebar-foreground/50 truncate text-xs">Панель управления</p>
-				</div>
-			{/if}
-			<DropdownMenu>
-				<DropdownMenuTrigger
-					class={cn(
-						buttonVariants({ variant: 'ghost', size: 'icon-sm' }),
-						'text-sidebar-foreground/60 hover:text-sidebar-foreground shrink-0'
-					)}
-					aria-label="Тема оформления"
-				>
-					<span class="flex size-4 items-center justify-center">
-						<Sun class="size-4 dark:hidden" />
-						<Moon class="hidden size-4 dark:block" />
-					</span>
-				</DropdownMenuTrigger>
-				<DropdownMenuContent align="end" class="w-44">
-					<DropdownMenuLabel>Тема</DropdownMenuLabel>
-					<DropdownMenuRadioGroup bind:value={theme}>
-						<DropdownMenuRadioItem value="light" class="gap-2">
-							<Sun class="size-4" />
-							Светлая
-						</DropdownMenuRadioItem>
-						<DropdownMenuRadioItem value="dark" class="gap-2">
-							<Moon class="size-4" />
-							Тёмная
-						</DropdownMenuRadioItem>
-						<DropdownMenuRadioItem value="system" class="gap-2">
-							<Monitor class="size-4" />
-							Как в системе
-						</DropdownMenuRadioItem>
-					</DropdownMenuRadioGroup>
-				</DropdownMenuContent>
-			</DropdownMenu>
-			<button
-				onclick={() => (collapsed = !collapsed)}
-				class={cn(
-					buttonVariants({ variant: 'ghost', size: 'icon-sm' }),
-					'text-sidebar-foreground/60 hover:text-sidebar-foreground shrink-0'
-				)}
-				aria-label={collapsed ? 'Развернуть меню' : 'Свернуть меню'}
-			>
-				{#if collapsed}
-					<PanelLeftOpen class="size-4" />
-				{:else}
-					<PanelLeftClose class="size-4" />
-				{/if}
-			</button>
-		</div>
-		<Separator />
-
-		<!-- Main nav -->
-		<nav class="flex flex-1 flex-col gap-0.5 overflow-y-auto p-2">
-			{#each nav as item (item.href)}
-				{@const Icon = item.icon}
-				{@const active = isActive(item.href)}
-				{#if collapsed}
-					<Tooltip>
-						<TooltipTrigger>
-							<a
-								href={resolve(item.href)}
-								class={cn(
-									buttonVariants({ variant: active ? 'secondary' : 'ghost', size: 'icon-sm' }),
-									'w-full no-underline flex items-center justify-center',
-									active && 'ring-sidebar-primary/50 bg-sidebar-accent/90 text-sidebar-accent-foreground ring-1'
-								)}
-								aria-current={active ? 'page' : undefined}
-							>
-								<Icon class="size-4" />
-							</a>
-						</TooltipTrigger>
-						<TooltipContent side="right">{item.label}</TooltipContent>
-					</Tooltip>
-				{:else}
-					<a
-						href={resolve(item.href)}
-						class={cn(
-							buttonVariants({ variant: active ? 'secondary' : 'ghost', size: 'sm' }),
-							'w-full justify-start gap-2 no-underline',
-							active &&
-								'border-l-sidebar-primary bg-sidebar-accent/80 text-sidebar-accent-foreground border-l-2 shadow-sm'
-						)}
-						aria-current={active ? 'page' : undefined}
-					>
-						<Icon class="size-4" />
-						{item.label}
-					</a>
-				{/if}
-			{/each}
-		</nav>
-
-		<!-- Bottom nav -->
-		<div class="flex flex-col gap-0.5 p-2">
-			<Separator class="mb-2" />
-			{#each navBottom as item (item.href)}
-				{@const Icon = item.icon}
-				{@const active = isActive(item.href)}
-				{#if collapsed}
-					<Tooltip>
-						<TooltipTrigger>
-							<a
-								href={resolve(item.href)}
-								class={cn(
-									buttonVariants({ variant: active ? 'secondary' : 'ghost', size: 'icon-sm' }),
-									'w-full no-underline flex items-center justify-center',
-									active && 'ring-sidebar-primary/50 bg-sidebar-accent/90 text-sidebar-accent-foreground ring-1'
-								)}
-							>
-								<Icon class="size-4" />
-							</a>
-						</TooltipTrigger>
-						<TooltipContent side="right">{item.label}</TooltipContent>
-					</Tooltip>
-				{:else}
-					<a
-						href={resolve(item.href)}
-						class={cn(
-							buttonVariants({ variant: active ? 'secondary' : 'ghost', size: 'sm' }),
-							'w-full justify-start gap-2 no-underline',
-							active &&
-								'border-l-sidebar-primary bg-sidebar-accent/80 text-sidebar-accent-foreground border-l-2 shadow-sm'
-						)}
-					>
-						<Icon class="size-4" />
-						{item.label}
-					</a>
-				{/if}
-			{/each}
-		</div>
-	</aside>
-
-	<main class="min-w-0 flex-1 p-6">
-		{@render children?.()}
-	</main>
-</div>
-</TooltipProvider>
diff --git a/web/src/lib/ui/app/layout/app-layout.svelte b/web/src/lib/ui/app/layout/app-layout.svelte
new file mode 100644
index 0000000..3dfbe95
--- /dev/null
+++ b/web/src/lib/ui/app/layout/app-layout.svelte
@@ -0,0 +1,33 @@
+<script lang="ts">
+	import type { Snippet } from 'svelte';
+	import { TooltipProvider } from '$lib/ui/core/tooltip/index.js';
+	import type { ThemePreference } from '$lib/theme.js';
+	import AppSidebar from './app-sidebar.svelte';
+	import AppMobileNav from './app-mobile-nav.svelte';
+
+	let {
+		children,
+		theme = $bindable<ThemePreference>('system')
+	}: {
+		children: Snippet;
+		theme?: ThemePreference;
+	} = $props();
+
+	let collapsed = $state(false);
+	let mobileNavOpen = $state(false);
+</script>
+
+<TooltipProvider delayDuration={0}>
+	<div class="bg-background flex min-h-screen">
+		<AppSidebar bind:collapsed bind:theme />
+		<div class="flex min-w-0 flex-1 flex-col">
+			<div class="border-border flex items-center gap-2 border-b px-4 py-2 md:hidden">
+				<AppMobileNav bind:open={mobileNavOpen} bind:theme />
+				<span class="font-semibold tracking-tight">EvoBGP</span>
+			</div>
+			<main class="min-w-0 flex-1 p-4 md:p-6">
+				{@render children()}
+			</main>
+		</div>
+	</div>
+</TooltipProvider>
diff --git a/web/src/lib/ui/app/layout/app-mobile-nav.svelte b/web/src/lib/ui/app/layout/app-mobile-nav.svelte
new file mode 100644
index 0000000..84b696d
--- /dev/null
+++ b/web/src/lib/ui/app/layout/app-mobile-nav.svelte
@@ -0,0 +1,45 @@
+<script lang="ts">
+	import { resolve } from '$app/paths';
+	import {
+		Sheet,
+		SheetContent,
+		SheetHeader,
+		SheetTitle,
+		SheetTrigger
+	} from '$lib/ui/core/sheet/index.js';
+	import { Button } from '$lib/ui/core/button/index.js';
+	import type { ThemePreference } from '$lib/theme.js';
+	import Menu from '@lucide/svelte/icons/menu';
+	import AppNavLinks from './app-nav-links.svelte';
+	import ThemeMenu from './theme-menu.svelte';
+
+	let {
+		open = $bindable(false),
+		theme = $bindable<ThemePreference>('system')
+	}: {
+		open?: boolean;
+		theme?: ThemePreference;
+	} = $props();
+</script>
+
+<Sheet bind:open>
+	<SheetTrigger>
+		<Button variant="ghost" size="icon-sm" class="md:hidden" aria-label="Открыть меню">
+			<Menu class="size-5" />
+		</Button>
+	</SheetTrigger>
+	<SheetContent side="left" class="bg-sidebar text-sidebar-foreground flex w-72 flex-col gap-0 p-0">
+		<SheetHeader class="border-border border-b p-4 text-left">
+			<SheetTitle>
+				<a href={resolve('/')} class="font-semibold tracking-tight no-underline">EvoBGP</a>
+			</SheetTitle>
+			<p class="text-sidebar-foreground/50 text-xs font-normal">Панель управления</p>
+		</SheetHeader>
+		<div class="flex items-center gap-2 px-4 py-2">
+			<ThemeMenu bind:theme />
+		</div>
+		<div class="flex min-h-0 flex-1 flex-col overflow-hidden">
+			<AppNavLinks onNavigate={() => (open = false)} />
+		</div>
+	</SheetContent>
+</Sheet>
diff --git a/web/src/lib/ui/app/layout/app-nav-links.svelte b/web/src/lib/ui/app/layout/app-nav-links.svelte
new file mode 100644
index 0000000..712545f
--- /dev/null
+++ b/web/src/lib/ui/app/layout/app-nav-links.svelte
@@ -0,0 +1,91 @@
+<script lang="ts">
+	import { resolve } from '$app/paths';
+	import { page } from '$app/state';
+	import { cn } from '$lib/utils.js';
+	import { buttonVariants } from '$lib/ui/core/button/index.js';
+	import { Separator } from '$lib/ui/core/separator/index.js';
+	import { Tooltip, TooltipContent, TooltipTrigger } from '$lib/ui/core/tooltip/index.js';
+	import { bottomNav, mainNav } from './nav.js';
+
+	type Props = {
+		collapsed?: boolean;
+		onNavigate?: () => void;
+	};
+
+	let { collapsed = false, onNavigate }: Props = $props();
+
+	// eslint-disable-next-line @typescript-eslint/no-explicit-any
+	const navHref = (href: string) => resolve(href as any);
+
+	function isActive(href: string) {
+		const pathname = page.url.pathname;
+		if (href === '/') return pathname === '/';
+		return pathname === href || pathname.startsWith(href + '/');
+	}
+
+	function linkClass(active: boolean, iconOnly: boolean) {
+		return cn(
+			buttonVariants({ variant: active ? 'secondary' : 'ghost', size: iconOnly ? 'icon-sm' : 'sm' }),
+			iconOnly ? 'flex w-full items-center justify-center no-underline' : 'flex w-full items-center justify-start gap-2 no-underline',
+			active &&
+				(iconOnly
+					? 'ring-sidebar-primary/50 bg-sidebar-accent/90 text-sidebar-accent-foreground ring-1'
+					: 'border-l-sidebar-primary bg-sidebar-accent/80 text-sidebar-accent-foreground border-l-2 shadow-sm')
+		);
+	}
+</script>
+
+<nav class="flex flex-1 flex-col gap-0.5 overflow-y-auto p-2">
+	{#each mainNav as item (item.href)}
+		{@const Icon = item.icon}
+		{@const active = isActive(item.href)}
+		{#if collapsed}
+			<Tooltip>
+				<TooltipTrigger>
+					<a
+						href={navHref(item.href)}
+						class={linkClass(active, true)}
+						aria-current={active ? 'page' : undefined}
+						onclick={onNavigate}
+					>
+						<Icon class="size-4" />
+					</a>
+				</TooltipTrigger>
+				<TooltipContent side="right">{item.label}</TooltipContent>
+			</Tooltip>
+		{:else}
+			<a
+				href={navHref(item.href)}
+				class={linkClass(active, false)}
+				aria-current={active ? 'page' : undefined}
+				onclick={onNavigate}
+			>
+				<Icon class="size-4" />
+				{item.label}
+			</a>
+		{/if}
+	{/each}
+</nav>
+
+<div class="flex flex-col gap-0.5 p-2">
+	<Separator class="mb-2" />
+	{#each bottomNav as item (item.href)}
+		{@const Icon = item.icon}
+		{@const active = isActive(item.href)}
+		{#if collapsed}
+			<Tooltip>
+				<TooltipTrigger>
+					<a href={navHref(item.href)} class={linkClass(active, true)} onclick={onNavigate}>
+						<Icon class="size-4" />
+					</a>
+				</TooltipTrigger>
+				<TooltipContent side="right">{item.label}</TooltipContent>
+			</Tooltip>
+		{:else}
+			<a href={navHref(item.href)} class={linkClass(active, false)} onclick={onNavigate}>
+				<Icon class="size-4" />
+				{item.label}
+			</a>
+		{/if}
+	{/each}
+</div>
diff --git a/web/src/lib/ui/app/layout/app-sidebar.svelte b/web/src/lib/ui/app/layout/app-sidebar.svelte
new file mode 100644
index 0000000..fd588be
--- /dev/null
+++ b/web/src/lib/ui/app/layout/app-sidebar.svelte
@@ -0,0 +1,56 @@
+<script lang="ts">
+	import { resolve } from '$app/paths';
+	import { cn } from '$lib/utils.js';
+	import { buttonVariants } from '$lib/ui/core/button/index.js';
+	import { Separator } from '$lib/ui/core/separator/index.js';
+	import type { ThemePreference } from '$lib/theme.js';
+	import PanelLeftClose from '@lucide/svelte/icons/panel-left-close';
+	import PanelLeftOpen from '@lucide/svelte/icons/panel-left-open';
+	import AppNavLinks from './app-nav-links.svelte';
+	import ThemeMenu from './theme-menu.svelte';
+
+	let {
+		collapsed = $bindable(false),
+		theme = $bindable<ThemePreference>('system')
+	}: {
+		collapsed?: boolean;
+		theme?: ThemePreference;
+	} = $props();
+</script>
+
+<aside
+	class={cn(
+		'border-border bg-sidebar sticky top-0 hidden h-screen shrink-0 flex-col overflow-hidden border-r transition-all duration-200 md:flex',
+		collapsed ? 'w-14' : 'w-56'
+	)}
+	aria-label="Основная навигация"
+>
+	<div class={cn('flex items-center gap-2 p-3', collapsed && 'justify-center')}>
+		{#if !collapsed}
+			<div class="min-w-0 flex-1">
+				<a href={resolve('/')} class="text-sidebar-foreground block truncate font-semibold tracking-tight"
+					>EvoBGP</a
+				>
+				<p class="text-sidebar-foreground/50 truncate text-xs">Панель управления</p>
+			</div>
+		{/if}
+		<ThemeMenu bind:theme />
+		<button
+			type="button"
+			onclick={() => (collapsed = !collapsed)}
+			class={cn(
+				buttonVariants({ variant: 'ghost', size: 'icon-sm' }),
+				'text-sidebar-foreground/60 hover:text-sidebar-foreground shrink-0'
+			)}
+			aria-label={collapsed ? 'Развернуть меню' : 'Свернуть меню'}
+		>
+			{#if collapsed}
+				<PanelLeftOpen class="size-4" />
+			{:else}
+				<PanelLeftClose class="size-4" />
+			{/if}
+		</button>
+	</div>
+	<Separator />
+	<AppNavLinks {collapsed} />
+</aside>
diff --git a/web/src/lib/ui/app/layout/app-topbar.svelte b/web/src/lib/ui/app/layout/app-topbar.svelte
new file mode 100644
index 0000000..da8e5b2
--- /dev/null
+++ b/web/src/lib/ui/app/layout/app-topbar.svelte
@@ -0,0 +1,38 @@
+<script lang="ts">
+	import type { Snippet } from 'svelte';
+	import { cn } from '$lib/utils.js';
+
+	type Props = {
+		title?: string;
+		description?: string;
+		actions?: Snippet;
+		mobileNav?: Snippet;
+		class?: string;
+	};
+
+	let { title, description, actions, mobileNav, class: className }: Props = $props();
+</script>
+
+<header
+	class={cn(
+		'border-border bg-background/95 supports-[backdrop-filter]:bg-background/60 sticky top-0 z-30 flex flex-col gap-3 border-b px-4 py-3 backdrop-blur md:px-6',
+		className
+	)}
+>
+	<div class="flex items-start gap-3">
+		{#if mobileNav}
+			<div class="shrink-0 pt-0.5 md:hidden">{@render mobileNav()}</div>
+		{/if}
+		<div class="min-w-0 flex-1">
+			{#if title}
+				<h1 class="text-lg font-semibold tracking-tight md:text-xl">{title}</h1>
+			{/if}
+			{#if description}
+				<p class="text-muted-foreground mt-0.5 text-sm">{description}</p>
+			{/if}
+		</div>
+		{#if actions}
+			<div class="flex shrink-0 flex-wrap items-center gap-2">{@render actions()}</div>
+		{/if}
+	</div>
+</header>
diff --git a/web/src/lib/ui/app/layout/nav.ts b/web/src/lib/ui/app/layout/nav.ts
new file mode 100644
index 0000000..35e4d90
--- /dev/null
+++ b/web/src/lib/ui/app/layout/nav.ts
@@ -0,0 +1,29 @@
+import type { Component } from 'svelte';
+import Activity from '@lucide/svelte/icons/activity';
+import Boxes from '@lucide/svelte/icons/boxes';
+import BookOpen from '@lucide/svelte/icons/book-open';
+import CalendarClock from '@lucide/svelte/icons/calendar-clock';
+import Gauge from '@lucide/svelte/icons/gauge';
+import LayoutDashboard from '@lucide/svelte/icons/layout-dashboard';
+import Network from '@lucide/svelte/icons/network';
+import Settings from '@lucide/svelte/icons/settings';
+import Zap from '@lucide/svelte/icons/zap';
+
+export type NavItem = {
+	href: string;
+	label: string;
+	icon: Component;
+};
+
+export const mainNav: NavItem[] = [
+	{ href: '/', label: 'Обзор', icon: LayoutDashboard },
+	{ href: '/modules', label: 'Модули', icon: Boxes },
+	{ href: '/directories', label: 'Справочники', icon: BookOpen },
+	{ href: '/network', label: 'Сеть', icon: Network },
+	{ href: '/revisions', label: 'Ревизии', icon: Activity },
+	{ href: '/operations', label: 'Операции', icon: Zap },
+	{ href: '/schedule', label: 'Расписание', icon: CalendarClock },
+	{ href: '/monitoring', label: 'Мониторинг', icon: Gauge }
+];
+
+export const bottomNav: NavItem[] = [{ href: '/settings', label: 'Настройки', icon: Settings }];
diff --git a/web/src/lib/ui/app/layout/theme-menu.svelte b/web/src/lib/ui/app/layout/theme-menu.svelte
new file mode 100644
index 0000000..3fcc0ed
--- /dev/null
+++ b/web/src/lib/ui/app/layout/theme-menu.svelte
@@ -0,0 +1,51 @@
+<script lang="ts">
+	import { cn } from '$lib/utils.js';
+	import { buttonVariants } from '$lib/ui/core/button/index.js';
+	import {
+		DropdownMenu,
+		DropdownMenuContent,
+		DropdownMenuLabel,
+		DropdownMenuRadioGroup,
+		DropdownMenuRadioItem,
+		DropdownMenuTrigger
+	} from '$lib/ui/core/dropdown-menu/index.js';
+	import type { ThemePreference } from '$lib/theme.js';
+	import Sun from '@lucide/svelte/icons/sun';
+	import Moon from '@lucide/svelte/icons/moon';
+	import Monitor from '@lucide/svelte/icons/monitor';
+
+	let { theme = $bindable<ThemePreference>('system'), class: className }: { theme?: ThemePreference; class?: string } = $props();
+</script>
+
+<DropdownMenu>
+	<DropdownMenuTrigger
+		class={cn(
+			buttonVariants({ variant: 'ghost', size: 'icon-sm' }),
+			'text-sidebar-foreground/60 hover:text-sidebar-foreground shrink-0',
+			className
+		)}
+		aria-label="Тема оформления"
+	>
+		<span class="flex size-4 items-center justify-center">
+			<Sun class="size-4 dark:hidden" />
+			<Moon class="hidden size-4 dark:block" />
+		</span>
+	</DropdownMenuTrigger>
+	<DropdownMenuContent align="end" class="w-44">
+		<DropdownMenuLabel>Тема</DropdownMenuLabel>
+		<DropdownMenuRadioGroup bind:value={theme}>
+			<DropdownMenuRadioItem value="light" class="gap-2">
+				<Sun class="size-4" />
+				Светлая
+			</DropdownMenuRadioItem>
+			<DropdownMenuRadioItem value="dark" class="gap-2">
+				<Moon class="size-4" />
+				Тёмная
+			</DropdownMenuRadioItem>
+			<DropdownMenuRadioItem value="system" class="gap-2">
+				<Monitor class="size-4" />
+				Как в системе
+			</DropdownMenuRadioItem>
+		</DropdownMenuRadioGroup>
+	</DropdownMenuContent>
+</DropdownMenu>
diff --git a/web/src/lib/ui/app/page-header/page-header.svelte b/web/src/lib/ui/app/page-header/page-header.svelte
new file mode 100644
index 0000000..eaaeafb
--- /dev/null
+++ b/web/src/lib/ui/app/page-header/page-header.svelte
@@ -0,0 +1,40 @@
+<script lang="ts">
+	import type { Component, Snippet } from 'svelte';
+	import { cn } from '$lib/utils.js';
+
+	type Props = {
+		title: string;
+		description?: string;
+		icon?: Component;
+		iconClass?: string;
+		actions?: Snippet;
+		class?: string;
+	};
+
+	let { title, description, icon: Icon, iconClass, actions, class: className }: Props = $props();
+</script>
+
+<div class={cn('flex flex-col gap-4 sm:flex-row sm:items-start sm:justify-between', className)}>
+	<div class="flex min-w-0 items-start gap-3">
+		{#if Icon}
+			<div
+				class={cn(
+					'flex size-11 shrink-0 items-center justify-center rounded-xl',
+					iconClass ?? 'bg-muted text-muted-foreground'
+				)}
+				aria-hidden="true"
+			>
+				<Icon class="size-6" />
+			</div>
+		{/if}
+		<div class="min-w-0">
+			<h1 class="text-2xl font-semibold tracking-tight">{title}</h1>
+			{#if description}
+				<p class="text-muted-foreground mt-1 text-sm">{description}</p>
+			{/if}
+		</div>
+	</div>
+	{#if actions}
+		<div class="flex shrink-0 flex-wrap items-center gap-2">{@render actions()}</div>
+	{/if}
+</div>
diff --git a/web/src/routes/+layout.svelte b/web/src/routes/+layout.svelte
index 5362d4d..48f9660 100644
--- a/web/src/routes/+layout.svelte
+++ b/web/src/routes/+layout.svelte
@@ -3,7 +3,7 @@
 	import { onMount } from 'svelte';
 	import './layout.css';
 	import favicon from '$lib/assets/favicon.svg';
-	import AppShell from '$lib/AppShell.svelte';
+	import AppLayout from '$lib/ui/app/layout/app-layout.svelte';
 	import { applyTheme, readTheme, THEME_STORAGE_KEY, type ThemePreference } from '$lib/theme.js';
 	import { Toaster } from 'svelte-sonner';
 
@@ -42,4 +42,4 @@
 	<title>EvoBGP</title>
 </svelte:head>
 <Toaster richColors theme={sonnerTheme} position="top-right" />
-<AppShell bind:theme={themePref}>{@render children()}</AppShell>
+<AppLayout bind:theme={themePref}>{@render children()}</AppLayout>
diff --git a/web/src/routes/directories/+page.svelte b/web/src/routes/directories/+page.svelte
index 14febd1..fa568d1 100644
--- a/web/src/routes/directories/+page.svelte
+++ b/web/src/routes/directories/+page.svelte
@@ -46,6 +46,7 @@
 	import Trash2 from '@lucide/svelte/icons/trash-2';
 	import RefreshCw from '@lucide/svelte/icons/refresh-cw';
 	import BookOpen from '@lucide/svelte/icons/book-open';
+	import PageHeader from '$lib/ui/app/page-header/page-header.svelte';
 
 	// --- Communities ---
 	let communities = $state<BgpCommunity[]>([]);
@@ -183,19 +184,13 @@
 	}
 </script>
 
-<div class="space-y-6">
-	<div class="flex items-start gap-3">
-		<div
-			class="bg-chart-2/15 text-chart-2 flex size-11 shrink-0 items-center justify-center rounded-xl"
-			aria-hidden="true"
-		>
-			<BookOpen class="size-6" />
-		</div>
-		<div class="min-w-0">
-			<h1 class="text-2xl font-semibold tracking-tight">Справочники</h1>
-			<p class="text-muted-foreground mt-1 text-sm">Сообщества BGP и DoH-профили для резолвинга доменов.</p>
-		</div>
-	</div>
+<div class="flex flex-col gap-6">
+	<PageHeader
+		title="Справочники"
+		description="Сообщества BGP и DoH-профили для резолвинга доменов."
+		icon={BookOpen}
+		iconClass="bg-chart-2/15 text-chart-2"
+	/>
 
 	<Tabs value="communities">
 		<TabsList>