diff --git a/apps/web/src/components/ForageApp.svelte b/apps/web/src/components/ForageApp.svelte
index 5f8afae..acb4c86 100644
--- a/apps/web/src/components/ForageApp.svelte
+++ b/apps/web/src/components/ForageApp.svelte
@@ -1,5 +1,5 @@
 <script lang="ts">
-  import { LogOut, Moon, Sun } from "@lucide/svelte";
+  import { Database, LogOut, Moon, Sun } from "@lucide/svelte";
   import { onMount } from "svelte";
   import ImportPanel from "./ImportPanel.svelte";
   import LibraryFilters from "./LibraryFilters.svelte";
@@ -40,6 +40,7 @@
   let activeImportSession: RepositoryImportSession | null = null;
   let themeLabel = "Light";
   let isDarkTheme = false;
+  let initialLoadPending = true;
   let state: AppState = createInitialState(workerOrigin);
 
   $: importRunning = Boolean(activeImportSession) || state.importRun?.status === "running";
@@ -70,7 +71,7 @@
   onMount(() => {
     api = new WorkerApi(state.workerOrigin);
     updateThemeState(applyTheme(getCurrentTheme()));
-    void refreshState();
+    void refreshState({ initial: true });
   });
 
   function patchState(patch: Partial<AppState>) {
@@ -84,8 +85,12 @@
     updateThemeState(toggleStoredTheme());
   }
 
-  async function refreshState() {
-    patchState(await loadAppStateSnapshot(api));
+  async function refreshState({ initial = false } = {}) {
+    try {
+      patchState(await loadAppStateSnapshot(api));
+    } finally {
+      if (initial) initialLoadPending = false;
+    }
   }
 
   async function logout() {
@@ -213,7 +218,12 @@
   }
 </script>
 
-<main class="shell" id="forage-app" data-worker-origin={state.workerOrigin}>
+<main
+  class="shell"
+  id="forage-app"
+  data-worker-origin={state.workerOrigin}
+  aria-busy={initialLoadPending}
+>
   <header class="topbar">
     <div>
       <p class="eyebrow">Forage</p>
@@ -239,9 +249,14 @@
         <span id="theme-toggle-label">{themeLabel}</span>
       </button>
       <span id="session-badge" class:success={state.authenticated} class="status-badge">
-        {state.authenticated ? "Authenticated" : state.sessionStatus}
+        {initialLoadPending ? "Loading" : state.authenticated ? "Authenticated" : state.sessionStatus}
       </span>
-      {#if !state.authenticated}
+      {#if initialLoadPending}
+        <button class="button secondary loading-action" type="button" disabled>
+          <span class="loading-spinner compact" aria-hidden="true"></span>
+          Loading
+        </button>
+      {:else if !state.authenticated}
         <a id="connect-link" href={api?.connectUrl() ?? `${state.workerOrigin}/auth/github`} class="button">
           Connect GitHub
         </a>
@@ -254,6 +269,16 @@
     </div>
   </header>
 
+  {#if initialLoadPending}
+    <section class="loading-panel" aria-live="polite">
+      <span class="loading-spinner" aria-hidden="true"></span>
+      <div>
+        <strong>Loading your browser library</strong>
+        <span>Checking GitHub session, local data, settings, and saved analysis.</span>
+      </div>
+    </section>
+  {/if}
+
   <MetricGrid
     repositoryCount={state.repositoryCount}
     topLanguage={state.topLanguage}
@@ -262,7 +287,7 @@
     authenticated={state.authenticated}
   />
 
-  {#if state.repositoryCount > 0}
+  {#if state.repositoryCount > 0 && state.localLibraryConflict}
     <section id="local-library-notice" class="notice" class:warning={state.localLibraryConflict}>
       <strong id="local-library-notice-title">
         {getLocalLibraryNoticeTitle(state.localLibraryConflict, state.authenticated)}
@@ -276,6 +301,19 @@
         })}
       </span>
     </section>
+  {:else if state.repositoryCount > 0}
+    <section id="local-library-notice" class="local-library-note" aria-label="Local library status">
+      <Database size={15} aria-hidden="true" />
+      <strong>Local data</strong>
+      <span>
+        {getLocalLibraryNoticeBody({
+          authenticated: state.authenticated,
+          localLibraryConflict: state.localLibraryConflict,
+          localLibraryOwner: state.localLibraryOwner,
+          sessionLogin: state.sessionUser?.login ?? null,
+        })}
+      </span>
+    </section>
   {/if}
 
   <section class="workspace-grid">
diff --git a/apps/web/src/components/MetricGrid.svelte b/apps/web/src/components/MetricGrid.svelte
index 816f5f9..2435fba 100644
--- a/apps/web/src/components/MetricGrid.svelte
+++ b/apps/web/src/components/MetricGrid.svelte
@@ -8,23 +8,68 @@
   }
 
   let { repositoryCount, topLanguage, latestImport, user, authenticated }: Props = $props();
+
+  const emptyMetric = { value: "-", detail: "No data yet" };
+
+  function parseCountMetric(metric: string, singularLabel: string, pluralLabel: string) {
+    const match = /^(?<value>.+?)\s+\((?<count>[0-9,]+)\)$/.exec(metric);
+    if (!match?.groups) return metric === "-" ? emptyMetric : { value: metric, detail: "Most common" };
+
+    const count = match.groups.count;
+    const numericCount = Number.parseInt(count.replaceAll(",", ""), 10);
+    const unit = numericCount === 1 ? singularLabel : pluralLabel;
+    return {
+      value: match.groups.value,
+      detail: `${count} ${unit}`,
+    };
+  }
+
+  function parseImportMetric(metric: string) {
+    const match = /^(?<status>.+?)\s+\((?<count>[0-9,]+)\)$/.exec(metric);
+    if (!match?.groups) return metric === "-" ? emptyMetric : { value: metric, detail: "Last import run" };
+
+    return {
+      value: toTitleCase(match.groups.status),
+      detail: `${match.groups.count} repos imported`,
+    };
+  }
+
+  function getUserMetric() {
+    if (user === "-") return { value: "-", detail: "No GitHub session" };
+    return {
+      value: user.replace(" (not connected)", ""),
+      detail: authenticated ? "Connected account" : "Local library owner",
+    };
+  }
+
+  function toTitleCase(value: string) {
+    return value.charAt(0).toUpperCase() + value.slice(1);
+  }
+
+  let topLanguageMetric = $derived(parseCountMetric(topLanguage, "repo", "repos"));
+  let latestImportMetric = $derived(parseImportMetric(latestImport));
+  let userMetric = $derived(getUserMetric());
 </script>
 
 <section class="metric-grid" aria-label="Library status">
   <article class="metric-panel">
     <span class="metric-label">Stored repos</span>
-    <strong id="repository-count">{repositoryCount}</strong>
+    <strong id="repository-count" class="metric-value">{repositoryCount.toLocaleString()}</strong>
+    <span class="metric-detail">Browser-local records</span>
   </article>
   <article class="metric-panel">
     <span class="metric-label">Top language</span>
-    <strong id="top-language">{topLanguage}</strong>
+    <strong id="top-language" class="metric-value">{topLanguageMetric.value}</strong>
+    <span class="metric-detail">{topLanguageMetric.detail}</span>
   </article>
   <article class="metric-panel">
     <span class="metric-label">Latest import</span>
-    <strong id="latest-import">{latestImport}</strong>
+    <strong id="latest-import" class="metric-value">{latestImportMetric.value}</strong>
+    <span class="metric-detail">{latestImportMetric.detail}</span>
   </article>
   <article class="metric-panel">
     <span class="metric-label">GitHub user</span>
-    <strong id="github-user" class:muted-value={!authenticated}>{user}</strong>
+    <strong id="github-user" class="metric-value" class:muted-value={!authenticated}>{userMetric.value}</strong>
+    <span class="metric-detail">{userMetric.detail}</span>
   </article>
 </section>
diff --git a/apps/web/src/components/MetricGrid.test.ts b/apps/web/src/components/MetricGrid.test.ts
new file mode 100644
index 0000000..b1d1740
--- /dev/null
+++ b/apps/web/src/components/MetricGrid.test.ts
@@ -0,0 +1,23 @@
+import { render, screen } from "@testing-library/svelte";
+import { describe, expect, it } from "vitest";
+import MetricGrid from "./MetricGrid.svelte";
+
+describe("MetricGrid", () => {
+  it("renders formatted metric values with supporting details", () => {
+    render(MetricGrid, {
+      repositoryCount: 720,
+      topLanguage: "JavaScript (150)",
+      latestImport: "completed (720)",
+      user: "dills122",
+      authenticated: true,
+    });
+
+    expect(screen.getByText("720")).toBeTruthy();
+    expect(screen.getByText("Browser-local records")).toBeTruthy();
+    expect(screen.getByText("JavaScript")).toBeTruthy();
+    expect(screen.getByText("150 repos")).toBeTruthy();
+    expect(screen.getByText("Completed")).toBeTruthy();
+    expect(screen.getByText("720 repos imported")).toBeTruthy();
+    expect(screen.getByText("Connected account")).toBeTruthy();
+  });
+});
diff --git a/apps/web/src/styles/global.css b/apps/web/src/styles/global.css
index 1cb33dd..71299a7 100644
--- a/apps/web/src/styles/global.css
+++ b/apps/web/src/styles/global.css
@@ -35,6 +35,7 @@
   --focus-ring: rgb(30 90 151 / 24%);
   --toggle-bg: #dce5e1;
   --toggle-icon: #315f87;
+  --accent-soft: #ddebf4;
   background: var(--page-bg);
   color: var(--text);
 }
@@ -74,6 +75,7 @@
   --focus-ring: rgb(103 164 220 / 28%);
   --toggle-bg: #263631;
   --toggle-icon: #f1c96b;
+  --accent-soft: #233a4c;
 }
 
 * {
@@ -241,6 +243,55 @@ h2 {
   color: var(--danger);
 }
 
+.loading-action {
+  gap: 8px;
+}
+
+.loading-panel {
+  display: flex;
+  align-items: center;
+  gap: 14px;
+  border: 1px solid var(--border);
+  border-radius: 8px;
+  margin-bottom: 14px;
+  padding: 14px 16px;
+  background: var(--panel-bg);
+  color: var(--text-soft);
+}
+
+.loading-panel strong,
+.loading-panel span {
+  display: block;
+}
+
+.loading-panel strong {
+  color: var(--text);
+  font-size: 0.98rem;
+}
+
+.loading-panel span {
+  margin-top: 2px;
+  color: var(--muted);
+  font-size: 0.9rem;
+}
+
+.loading-spinner {
+  display: inline-block;
+  flex: 0 0 auto;
+  width: 22px;
+  height: 22px;
+  border: 2px solid var(--border);
+  border-top-color: var(--primary);
+  border-radius: 999px;
+  animation: forage-spin 0.8s linear infinite;
+}
+
+.loading-spinner.compact {
+  width: 14px;
+  height: 14px;
+  border-width: 2px;
+}
+
 .metric-grid {
   display: grid;
   grid-template-columns: repeat(4, minmax(0, 1fr));
@@ -271,6 +322,25 @@ h2 {
   white-space: nowrap;
 }
 
+.local-library-note {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  margin: -2px 0 14px;
+  color: var(--muted);
+  font-size: 0.86rem;
+}
+
+.local-library-note svg {
+  color: var(--primary);
+}
+
+.local-library-note strong {
+  color: var(--text-soft);
+  font-weight: 750;
+  white-space: nowrap;
+}
+
 .metric-panel,
 .panel {
   border: 1px solid var(--border);
@@ -280,11 +350,21 @@ h2 {
 }
 
 .metric-panel {
-  min-height: 108px;
+  position: relative;
+  overflow: hidden;
+  min-height: 118px;
   padding: 16px 18px;
   background: var(--panel-bg-strong);
 }
 
+.metric-panel::before {
+  position: absolute;
+  inset: 0 auto 0 0;
+  width: 3px;
+  background: var(--accent-soft);
+  content: "";
+}
+
 .metric-label,
 .section-kicker {
   display: block;
@@ -295,11 +375,22 @@ h2 {
   text-transform: uppercase;
 }
 
-.metric-panel strong {
+.metric-value {
   display: block;
-  margin-top: 17px;
+  overflow: hidden;
+  margin-top: 14px;
   font-size: 1.55rem;
   line-height: 1.05;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.metric-detail {
+  display: block;
+  margin-top: 8px;
+  color: var(--muted);
+  font-size: 0.88rem;
+  font-weight: 650;
 }
 
 .muted-value {
@@ -819,6 +910,10 @@ h2 {
     flex-direction: column;
   }
 
+  .local-library-note {
+    align-items: flex-start;
+  }
+
   .repo-meta {
     grid-template-columns: repeat(4, minmax(0, 1fr));
   }
@@ -840,6 +935,12 @@ h2 {
   }
 }
 
+@keyframes forage-spin {
+  to {
+    transform: rotate(360deg);
+  }
+}
+
 @media (max-width: 520px) {
   .metric-grid,
   .library-controls,