diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index 58971e1..b578354 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -1,5 +1,18 @@
 <template>
-  <div class="layout">
-    <RouterView />
+  <div :class="showShell ? 'app-shell' : 'layout layout-login'">
+    <AppSidebar v-if="showShell" />
+    <main :class="showShell ? 'app-main' : ''">
+      <RouterView />
+    </main>
   </div>
 </template>
+
+<script setup lang="ts">
+import { computed } from "vue";
+import { useRoute } from "vue-router";
+import { getToken } from "./api";
+import AppSidebar from "./components/AppSidebar.vue";
+
+const route = useRoute();
+const showShell = computed(() => route.path !== "/login" && !!getToken());
+</script>
diff --git a/frontend/src/components/AppSidebar.vue b/frontend/src/components/AppSidebar.vue
new file mode 100644
index 0000000..a300d74
--- /dev/null
+++ b/frontend/src/components/AppSidebar.vue
@@ -0,0 +1,149 @@
+<template>
+  <aside class="sac-sidebar">
+    <div class="sac-sidebar-brand">{{ appTitle }}</div>
+    <nav class="sac-sidebar-nav" aria-label="Основная навигация">
+      <RouterLink
+        v-for="item in navItems"
+        :key="item.to"
+        :to="item.to"
+        class="sac-nav-item"
+        :class="{ 'is-active': isActive(item) }"
+      >
+        <span class="sac-nav-icon" aria-hidden="true">{{ item.icon }}</span>
+        <span class="sac-nav-label">{{ item.label }}</span>
+      </RouterLink>
+    </nav>
+    <div class="sac-sidebar-footer">
+      <button type="button" class="sac-nav-item sac-nav-logout" @click="logout">
+        <span class="sac-nav-icon" aria-hidden="true">⏻</span>
+        <span class="sac-nav-label">Выход</span>
+      </button>
+    </div>
+  </aside>
+</template>
+
+<script setup lang="ts">
+import { useRoute, useRouter } from "vue-router";
+import { clearToken } from "../api";
+import { APP_VERSION_LABEL } from "../version";
+
+const appTitle = APP_VERSION_LABEL;
+const route = useRoute();
+const router = useRouter();
+
+const navItems = [
+  { to: "/dashboard", label: "Обзор", icon: "▦", match: "exact" as const },
+  { to: "/events", label: "События", icon: "☰", match: "prefix" as const },
+  { to: "/reports", label: "Отчёты", icon: "▤", match: "prefix" as const },
+  { to: "/problems", label: "Проблемы", icon: "!", match: "prefix" as const },
+  { to: "/hosts", label: "Хосты", icon: "⬢", match: "exact" as const },
+];
+
+function isActive(item: (typeof navItems)[number]) {
+  if (item.match === "exact") {
+    return route.path === item.to;
+  }
+  return route.path === item.to || route.path.startsWith(`${item.to}/`);
+}
+
+function logout() {
+  clearToken();
+  router.push("/login");
+}
+</script>
+
+<style scoped>
+.sac-sidebar {
+  position: sticky;
+  top: 0;
+  align-self: flex-start;
+  flex-shrink: 0;
+  display: flex;
+  flex-direction: column;
+  width: max-content;
+  min-width: 12.5rem;
+  height: 100vh;
+  max-height: 100vh;
+  background: #15202b;
+  border-right: 1px solid #2a3441;
+  padding: 0.75rem 0.5rem;
+}
+
+.sac-sidebar-brand {
+  font-weight: 700;
+  color: #fff;
+  font-size: 0.82rem;
+  line-height: 1.35;
+  padding: 0.5rem 0.75rem 0.85rem;
+  white-space: nowrap;
+  border-bottom: 1px solid #2a3441;
+  margin-bottom: 0.5rem;
+}
+
+.sac-sidebar-nav {
+  display: flex;
+  flex-direction: column;
+  gap: 0.15rem;
+  flex: 1;
+  min-height: 0;
+  overflow-y: auto;
+}
+
+.sac-sidebar-footer {
+  flex-shrink: 0;
+  padding-top: 0.75rem;
+  margin-top: auto;
+  border-top: 1px solid #2a3441;
+}
+
+.sac-nav-item {
+  display: flex;
+  align-items: center;
+  gap: 0.55rem;
+  width: 100%;
+  padding: 0.5rem 0.75rem;
+  border: none;
+  border-radius: 4px;
+  background: transparent;
+  color: #c5d0dc;
+  text-decoration: none;
+  font: inherit;
+  text-align: left;
+  cursor: pointer;
+  border-left: 3px solid transparent;
+  transition: background 0.12s ease, color 0.12s ease, border-color 0.12s ease;
+}
+
+.sac-nav-item:hover {
+  background: #1e2d3d;
+  color: #fff;
+}
+
+.sac-nav-item.is-active {
+  background: #1a3a52;
+  color: #fff;
+  border-left-color: #3db8ff;
+}
+
+.sac-nav-icon {
+  width: 1.1rem;
+  flex-shrink: 0;
+  text-align: center;
+  font-size: 0.95rem;
+  opacity: 0.9;
+}
+
+.sac-nav-label {
+  white-space: nowrap;
+}
+
+.sac-nav-logout {
+  color: #9aa4b2;
+}
+
+.sac-nav-logout:hover {
+  color: #ff8a8a;
+  background: #2a1f24;
+  border-left-color: transparent;
+}
+</style>
diff --git a/frontend/src/style.css b/frontend/src/style.css
index 0c7a211..f575ed0 100644
--- a/frontend/src/style.css
+++ b/frontend/src/style.css
@@ -24,22 +24,22 @@ a {
   padding: 1rem 1rem 2rem;
 }
 
-nav {
+.app-shell {
   display: flex;
-  gap: 1rem;
-  align-items: center;
-  margin-bottom: 1.5rem;
-  padding-bottom: 0.75rem;
-  border-bottom: 1px solid #2a3441;
+  width: 100%;
+  min-height: 100vh;
+  margin: 0;
+  padding: 0;
 }
 
-nav .brand {
-  font-weight: 700;
-  color: #fff;
-  margin-right: auto;
-  font-size: 0.95rem;
-  line-height: 1.3;
-  max-width: min(420px, 45vw);
+.app-main {
+  flex: 1;
+  min-width: 0;
+  padding: 1rem 1.25rem 2rem;
+}
+
+.layout-login {
+  min-height: 100vh;
 }
 
 table {
diff --git a/frontend/src/views/DashboardView.vue b/frontend/src/views/DashboardView.vue
index de8f859..6dbe751 100644
--- a/frontend/src/views/DashboardView.vue
+++ b/frontend/src/views/DashboardView.vue
@@ -1,16 +1,6 @@
 <template>
-  <div class="dashboard-layout">
-    <aside class="dashboard-sidebar">
-      <div class="dashboard-sidebar-title">{{ appTitle }}</div>
-      <RouterLink to="/dashboard">Dashboard</RouterLink>
-      <RouterLink to="/events">События</RouterLink>
-      <RouterLink to="/reports">Отчёты</RouterLink>
-      <RouterLink to="/problems">Проблемы</RouterLink>
-      <RouterLink to="/hosts">Хосты</RouterLink>
-      <button type="button" class="secondary" @click="logout">Выход</button>
-    </aside>
-    <section class="dashboard-content">
-      <h1>Dashboard</h1>
+  <div class="overview-page">
+      <h1>Обзор</h1>
 
       <p v-if="error" class="error">{{ error }}</p>
 
@@ -293,7 +283,6 @@
     </div>
 
       </template>
-    </section>
   </div>
 </template>
 
@@ -302,10 +291,8 @@
 <script setup lang="ts">
 
 import { onMounted, onUnmounted, ref } from "vue";
-import { useRouter } from "vue-router";
 
-import { apiFetch, clearToken, getToken, type DashboardSummary, type EventSummary } from "../api";
-import { APP_VERSION_LABEL } from "../version";
+import { apiFetch, getToken, type DashboardSummary, type EventSummary } from "../api";
 
 
 
@@ -322,15 +309,6 @@ const lastKnownEventDbId = ref<number | null>(null);
 let eventSource: EventSource | null = null;
 
 let refreshingRecent = false;
-const router = useRouter();
-const appTitle = APP_VERSION_LABEL;
-
-function logout() {
-  clearToken();
-  router.push("/login");
-}
-
-
 
 function formatDt(iso: string) {
 
@@ -570,56 +548,6 @@ onUnmounted(() => {
 
 <style scoped>
 
-.dashboard-layout {
-
-  display: grid;
-
-  grid-template-columns: max-content minmax(0, 1fr);
-
-  gap: 1rem;
-
-}
-
-.dashboard-sidebar {
-
-  display: flex;
-
-  flex-direction: column;
-
-  gap: 0.5rem;
-
-  background: #1a2332;
-
-  border: 1px solid #2a3441;
-
-  border-radius: 8px;
-
-  padding: 0.9rem;
-
-  align-self: start;
-
-  width: max-content;
-
-}
-
-.dashboard-sidebar-title {
-
-  font-weight: 700;
-
-  color: #fff;
-
-  margin-bottom: 0.5rem;
-
-  white-space: nowrap;
-
-}
-
-.dashboard-content {
-
-  min-width: 0;
-
-}
-
 .dash-table-scroll {
 
   max-height: 21rem;