From 54367696dcfb6203e0758690b66e3c43057401f3 Mon Sep 17 00:00:00 2001
From: kjh2064 <kjh2064@gmail.com>
Date: Sat, 4 Jul 2026 04:03:18 +0900
Subject: [PATCH] feat: standalone Blazor WebAssembly admin + SEO enhancements

Architecture:
- Admin UI: /admin (Standalone Blazor WebAssembly, 219 WASM files)
- Portal: /portal (Razor Pages, Cookie/OAuth auth)
- Homepage: / (Razor Pages, SSR)
- API: /api (FastEndpoints + JWT)

SEO:
- Sitemap: Public content only (blog, FAQ, announcements, contact)
- robots.txt: Exclude /admin and /portal, reference production domain
- Naver verification: naverb1813cd79ddc2ded5c5291fca5cb46c2.html ready

Technical:
- TaxBaik.Web.Client: StaticWebAssetBasePath=admin
- Server Program.cs: UseBlazorFrameworkFiles + MapFallback for SPA routing
- base href="/admin/" for client-side navigation
- blazor.webassembly.js (standalone, not web.js)

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
---
 .../Components/Admin/App.razor                |   8 +-
 .../Components/Admin/ConfirmDialog.razor      |  18 ++
 .../Components/Admin/Forms/CompanyForm.razor  |  12 +-
 .../Components/Admin/Forms/InquiryForm.razor  |  16 +-
 .../Components/Admin/InquiryTable.razor       |   0
 .../Components/Admin/Layout/BlankLayout.razor |   0
 .../Components/Admin/Layout/MainLayout.razor  |   0
 .../Components/Admin/Pages/AdminIndex.razor   |   0
 .../Announcements/AnnouncementEdit.razor      |  10 +-
 .../Announcements/AnnouncementList.razor      |   2 +-
 .../Admin/Pages/Blog/BlogCreate.razor         |   2 +-
 .../Admin/Pages/Blog/BlogEdit.razor           |   2 +-
 .../Admin/Pages/Blog/BlogForm.razor           |  12 +-
 .../Admin/Pages/Blog/BlogList.razor           |   2 +-
 .../Admin/Pages/Clients/ClientDetail.razor    |  12 +-
 .../Admin/Pages/Clients/ClientEdit.razor      |  20 +-
 .../Admin/Pages/Clients/ClientList.razor      |   4 +-
 .../Components/Admin/Pages/CommonCodes.razor  |   2 +-
 .../Admin/Pages/Companies/CompanyCreate.razor |   2 +-
 .../Admin/Pages/Companies/CompanyEdit.razor   |   2 +-
 .../Admin/Pages/Companies/CompanyList.razor   |   0
 .../Admin/Pages/ConsultingActivities.razor    |  10 +-
 .../Components/Admin/Pages/Contracts.razor    |  12 +-
 .../Components/Admin/Pages/Dashboard.razor    |   3 +-
 .../Components/Admin/Pages/Faqs/FaqEdit.razor |  10 +-
 .../Components/Admin/Pages/Faqs/FaqList.razor |   2 +-
 .../Admin/Pages/Inquiries/InquiryCreate.razor |   2 +-
 .../Admin/Pages/Inquiries/InquiryDetail.razor |   2 +-
 .../Admin/Pages/Inquiries/InquiryEdit.razor   |   2 +-
 .../Admin/Pages/Inquiries/InquiryList.razor   |   0
 .../Components/Admin/Pages/Login.razor        |   2 +-
 .../Components/Admin/Pages/Logout.razor       |   0
 .../Admin/Pages/RevenueTrackings.razor        |  12 +-
 .../Admin/Pages/SeasonSimulator.razor         |   0
 .../Admin/Pages/Settings/SiteSettings.razor   |  14 +-
 .../Admin/Pages/TaxFilingSchedules.razor      |  10 +-
 .../Admin/Pages/TaxFilings/FilingTable.razor  |   2 +-
 .../Pages/TaxFilings/TaxFilingList.razor      |   8 +-
 .../Components/Admin/Pages/TaxProfiles.razor  |  12 +-
 .../Components/Admin/RedirectToLogin.razor    |   0
 .../Components/Admin/Routes.razor             |   8 +-
 .../AdminClients/ICommonCodeBrowserClient.cs  | 118 ++++++++++
 .../IConsultingActivityBrowserClient.cs       | 122 ++++++++++
 .../AdminClients/IContractBrowserClient.cs    | 157 +++++++++++++
 .../IRevenueTrackingBrowserClient.cs          | 159 +++++++++++++
 .../ITaxFilingScheduleBrowserClient.cs        | 136 +++++++++++
 .../AdminClients/ITaxProfileBrowserClient.cs  | 156 +++++++++++++
 .../Admin/Services/AdminDashboardClient.cs    | 119 ++++++++++
 .../Services/AnnouncementBrowserClient.cs     | 126 ++++++++++
 .../Components/Admin/Services/ApiClient.cs    | 110 +++++++++
 .../Admin/Services/BlogBrowserClient.cs       | 104 +++++++++
 .../Admin/Services/CategoryBrowserClient.cs   |  35 +++
 .../Admin/Services/ClientBrowserClient.cs     | 141 +++++++++++
 .../CustomAuthenticationStateProvider.cs      | 221 ++++++++++++++++++
 .../Admin/Services/FaqBrowserClient.cs        | 125 ++++++++++
 .../Admin/Services/ILocalStorageService.cs    |   8 +
 .../Components/Admin/Services/ITokenStore.cs  |  39 ++++
 .../Admin/Services/InquiryBrowserClient.cs    | 219 +++++++++++++++++
 .../Admin/Services/LocalStorageService.cs     |  43 ++++
 .../Admin/Services/TaxFilingBrowserClient.cs  | 149 ++++++++++++
 .../Admin/Services/TokenRefreshHandler.cs     | 106 +++++++++
 .../Admin/Shared/AdminCrudPageShell.razor     |   0
 .../Admin/Shared/AdminDataPanel.razor         |   0
 .../Admin/Shared/AdminDetailSection.razor     |   0
 .../Admin/Shared/AdminEditorPanel.razor       |   0
 .../Admin/Shared/AdminEmptyState.razor        |   0
 .../Admin/Shared/AdminFormActions.razor       |   0
 .../Admin/Shared/AdminFormSection.razor       |   0
 .../Admin/Shared/AdminLoginForm.razor         |   0
 .../Admin/Shared/AdminMetricCard.razor        |   0
 .../Admin/Shared/AdminPageHeader.razor        |   0
 .../Components/Admin/Shared/AdminShell.razor  |   0
 .../Admin/Shared/AdminSkeletonRows.razor      |   0
 .../Admin/Shared/AdminTelemetryContext.razor  |   0
 .../Admin/Shared/CommonCodeGroupPanel.razor   |   0
 .../Admin/Shared/CommonCodeListPanel.razor    |   8 +-
 .../Admin/Shared/CommonCodeSelect.razor       |   2 +-
 .../Admin/Shared/ConfirmDialog.razor          |   0
 .../Components/Admin/_Imports.razor           |  18 ++
 src/TaxBaik.Web.Client/GlobalUsings.cs        |   2 +
 src/TaxBaik.Web.Client/Pages/WasmPing.razor   |  13 ++
 src/TaxBaik.Web.Client/Program.cs             |  53 +++++
 .../AdminClients/ICommonCodeBrowserClient.cs  |   2 +-
 .../IConsultingActivityBrowserClient.cs       |   2 +-
 .../AdminClients/IContractBrowserClient.cs    |   2 +-
 .../IRevenueTrackingBrowserClient.cs          |   2 +-
 .../ITaxFilingScheduleBrowserClient.cs        |   2 +-
 .../AdminClients/ITaxProfileBrowserClient.cs  |   2 +-
 .../Services/AdminDashboardClient.cs          |   2 +-
 .../Services/AnnouncementBrowserClient.cs     |   2 +-
 .../Services/ApiClient.cs                     |   2 +-
 .../Services/BlogBrowserClient.cs             |   2 +-
 .../Services/CategoryBrowserClient.cs         |   2 +-
 .../Services/ClientBrowserClient.cs           |   2 +-
 .../CustomAuthenticationStateProvider.cs      |   2 +-
 .../Services/FaqBrowserClient.cs              |   2 +-
 .../Services/ILocalStorageService.cs          |   2 +-
 .../Services/ITokenStore.cs                   |   2 +-
 .../Services/InquiryBrowserClient.cs          |   2 +-
 .../Services/LocalStorageService.cs           |   2 +-
 .../Services/TaxFilingBrowserClient.cs        |   2 +-
 .../Services/TokenRefreshHandler.cs           |   2 +-
 .../TaxBaik.Web.Client.csproj                 |  26 +++
 .../_Imports.razor                            |   9 +-
 .../wwwroot/index.html                        |  11 +-
 src/TaxBaik.Web/Pages/Portal/Index.cshtml.cs  |   2 +-
 src/TaxBaik.Web/Pages/Sitemap.cshtml.cs       |  19 +-
 src/TaxBaik.Web/Program.cs                    |  62 +----
 src/TaxBaik.Web/TaxBaik.Web.csproj            |   2 +
 ...naverb1813cd79ddc2ded5c5291fca5cb46c2.html |   1 +
 src/TaxBaik.Web/wwwroot/robots.txt            |   9 +-
 ...naverb1813cd79ddc2ded5c5291fca5cb46c2.html |   1 +
 112 files changed, 2701 insertions(+), 207 deletions(-)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/App.razor (91%)
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/ConfirmDialog.razor
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Forms/CompanyForm.razor (86%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Forms/InquiryForm.razor (86%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/InquiryTable.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Layout/BlankLayout.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Layout/MainLayout.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/AdminIndex.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Announcements/AnnouncementEdit.razor (95%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Announcements/AnnouncementList.razor (99%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Blog/BlogCreate.razor (97%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Blog/BlogEdit.razor (98%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Blog/BlogForm.razor (87%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Blog/BlogList.razor (99%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Clients/ClientDetail.razor (97%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Clients/ClientEdit.razor (91%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Clients/ClientList.razor (98%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/CommonCodes.razor (98%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Companies/CompanyCreate.razor (97%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Companies/CompanyEdit.razor (98%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Companies/CompanyList.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/ConsultingActivities.razor (97%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Contracts.razor (97%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Dashboard.razor (99%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Faqs/FaqEdit.razor (94%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Faqs/FaqList.razor (99%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Inquiries/InquiryCreate.razor (97%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Inquiries/InquiryDetail.razor (99%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Inquiries/InquiryEdit.razor (99%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Inquiries/InquiryList.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Login.razor (72%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Logout.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/RevenueTrackings.razor (96%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/SeasonSimulator.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/Settings/SiteSettings.razor (93%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/TaxFilingSchedules.razor (97%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/TaxFilings/FilingTable.razor (98%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/TaxFilings/TaxFilingList.razor (96%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Pages/TaxProfiles.razor (97%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/RedirectToLogin.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Routes.razor (65%)
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/ICommonCodeBrowserClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/IConsultingActivityBrowserClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/IContractBrowserClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/IRevenueTrackingBrowserClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/ITaxFilingScheduleBrowserClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/ITaxProfileBrowserClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/AdminDashboardClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/AnnouncementBrowserClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/ApiClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/BlogBrowserClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/CategoryBrowserClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/ClientBrowserClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/CustomAuthenticationStateProvider.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/FaqBrowserClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/ILocalStorageService.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/ITokenStore.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/InquiryBrowserClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/LocalStorageService.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/TaxFilingBrowserClient.cs
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/Services/TokenRefreshHandler.cs
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/AdminCrudPageShell.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/AdminDataPanel.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/AdminDetailSection.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/AdminEditorPanel.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/AdminEmptyState.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/AdminFormActions.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/AdminFormSection.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/AdminLoginForm.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/AdminMetricCard.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/AdminPageHeader.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/AdminShell.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/AdminSkeletonRows.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/AdminTelemetryContext.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/CommonCodeGroupPanel.razor (100%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/CommonCodeListPanel.razor (92%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/CommonCodeSelect.razor (97%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/Components/Admin/Shared/ConfirmDialog.razor (100%)
 create mode 100644 src/TaxBaik.Web.Client/Components/Admin/_Imports.razor
 create mode 100644 src/TaxBaik.Web.Client/GlobalUsings.cs
 create mode 100644 src/TaxBaik.Web.Client/Pages/WasmPing.razor
 create mode 100644 src/TaxBaik.Web.Client/Program.cs
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/AdminClients/ICommonCodeBrowserClient.cs (98%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/AdminClients/IConsultingActivityBrowserClient.cs (98%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/AdminClients/IContractBrowserClient.cs (98%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/AdminClients/IRevenueTrackingBrowserClient.cs (98%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/AdminClients/ITaxFilingScheduleBrowserClient.cs (98%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/AdminClients/ITaxProfileBrowserClient.cs (98%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/AdminDashboardClient.cs (98%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/AnnouncementBrowserClient.cs (98%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/ApiClient.cs (98%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/BlogBrowserClient.cs (98%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/CategoryBrowserClient.cs (94%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/ClientBrowserClient.cs (99%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/CustomAuthenticationStateProvider.cs (99%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/FaqBrowserClient.cs (98%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/ILocalStorageService.cs (79%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/ITokenStore.cs (95%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/InquiryBrowserClient.cs (99%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/LocalStorageService.cs (94%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/TaxFilingBrowserClient.cs (99%)
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/Services/TokenRefreshHandler.cs (98%)
 create mode 100644 src/TaxBaik.Web.Client/TaxBaik.Web.Client.csproj
 rename src/{TaxBaik.Web/Components/Admin => TaxBaik.Web.Client}/_Imports.razor (61%)
 rename src/{TaxBaik.Web => TaxBaik.Web.Client}/wwwroot/index.html (56%)
 create mode 100644 src/TaxBaik.Web/wwwroot/naverb1813cd79ddc2ded5c5291fca5cb46c2.html
 create mode 100644 tmp/naverb1813cd79ddc2ded5c5291fca5cb46c2.html

diff --git a/src/TaxBaik.Web/Components/Admin/App.razor b/src/TaxBaik.Web.Client/Components/Admin/App.razor
similarity index 91%
rename from src/TaxBaik.Web/Components/Admin/App.razor
rename to src/TaxBaik.Web.Client/Components/Admin/App.razor
index a4fc844..d1bf472 100644
--- a/src/TaxBaik.Web/Components/Admin/App.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/App.razor
@@ -8,12 +8,8 @@
     <base href="/taxbaik/" />
     <link rel="icon" type="image/svg+xml" href="/taxbaik/favicon.svg" />
     <link rel="alternate icon" href="/taxbaik/favicon.ico" />
-    <!-- 외부 폰트는 비동기로 로드 (페이지 로딩 차단 방지) -->
-    <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;700&display=swap" rel="stylesheet" media="print" onload="this.media='all'" />
-    <noscript><link href="https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;700&display=swap" rel="stylesheet" /></noscript>
-    <!-- Material Icons는 비동기 로드 -->
-    <link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet" media="print" onload="this.media='all'" />
-    <noscript><link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet" /></noscript>
+    <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;700&display=swap" rel="stylesheet" />
+    <link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet" />
     <link href="_content/MudBlazor/MudBlazor.min.css" rel="stylesheet" />
     <script>
         window.taxbaikAdminBuildVersion = 'unknown';
diff --git a/src/TaxBaik.Web.Client/Components/Admin/ConfirmDialog.razor b/src/TaxBaik.Web.Client/Components/Admin/ConfirmDialog.razor
new file mode 100644
index 0000000..876557d
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/ConfirmDialog.razor
@@ -0,0 +1,18 @@
+@using MudBlazor
+
+<MudDialog>
+    <DialogContent>
+        <MudText>정말로 삭제하시겠습니까?</MudText>
+    </DialogContent>
+    <DialogActions>
+        <MudButton OnClick="@Cancel">취소</MudButton>
+        <MudButton Color="Color.Error" OnClick="@Confirm">삭제</MudButton>
+    </DialogActions>
+</MudDialog>
+
+@code {
+    [CascadingParameter] MudDialogInstance? MudDialog { get; set; }
+
+    void Cancel() => MudDialog?.Cancel();
+    void Confirm() => MudDialog?.Close(DialogResult.Ok(true));
+}
diff --git a/src/TaxBaik.Web/Components/Admin/Forms/CompanyForm.razor b/src/TaxBaik.Web.Client/Components/Admin/Forms/CompanyForm.razor
similarity index 86%
rename from src/TaxBaik.Web/Components/Admin/Forms/CompanyForm.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Forms/CompanyForm.razor
index 45b962d..54d653d 100644
--- a/src/TaxBaik.Web/Components/Admin/Forms/CompanyForm.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Forms/CompanyForm.razor
@@ -1,23 +1,23 @@
 @using TaxBaik.Application.Services
 
 <MudForm @ref="form">
-    <MudTextField @bind-value="model.CompanyCode" Label="회사 코드"
+    <MudTextField @bind-Value="model.CompanyCode" Label="회사 코드"
         Variant="Variant.Outlined" Class="mb-4" Required="true"
         HelperText="영문/숫자, 최대 50자" />
 
-    <MudTextField @bind-value="model.CompanyName" Label="회사명"
+    <MudTextField @bind-Value="model.CompanyName" Label="회사명"
         Variant="Variant.Outlined" Class="mb-4" Required="true" />
 
-    <MudTextField @bind-value="model.ContactPerson" Label="담당자명"
+    <MudTextField @bind-Value="model.ContactPerson" Label="담당자명"
         Variant="Variant.Outlined" Class="mb-4" />
 
-    <MudTextField @bind-value="model.Phone" Label="전화번호"
+    <MudTextField @bind-Value="model.Phone" Label="전화번호"
         Variant="Variant.Outlined" Class="mb-4" />
 
-    <MudTextField @bind-value="model.Email" Label="이메일"
+    <MudTextField @bind-Value="model.Email" Label="이메일"
         Variant="Variant.Outlined" Class="mb-4" InputType="InputType.Email" />
 
-    <MudTextField @bind-value="model.Memo" Label="메모"
+    <MudTextField @bind-Value="model.Memo" Label="메모"
         Variant="Variant.Outlined" Lines="3" Class="mb-4" />
 
     <MudCheckBox @bind-Checked="model.IsActive" Label="활성" Class="mb-4" />
diff --git a/src/TaxBaik.Web/Components/Admin/Forms/InquiryForm.razor b/src/TaxBaik.Web.Client/Components/Admin/Forms/InquiryForm.razor
similarity index 86%
rename from src/TaxBaik.Web/Components/Admin/Forms/InquiryForm.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Forms/InquiryForm.razor
index 0c51395..399ee36 100644
--- a/src/TaxBaik.Web/Components/Admin/Forms/InquiryForm.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Forms/InquiryForm.razor
@@ -1,28 +1,28 @@
 @using TaxBaik.Application.DTOs
 @using TaxBaik.Application.Services
-@using TaxBaik.Web.Components.Admin.Shared
+@using TaxBaik.WasmClient.Components.Admin.Shared
 
 <MudForm @ref="form">
     <AdminFormSection Title="연락처" Description="고객 식별과 기본 회신 정보입니다." CssClass="mb-4">
-        <MudTextField @bind-value="model.Name" Label="이름"
+        <MudTextField @bind-Value="model.Name" Label="이름"
             Variant="Variant.Outlined" Class="mb-4" Required="true" ReadOnly="@IsEditMode" />
 
-        <MudTextField @bind-value="model.Phone" Label="전화번호 (예: 010-1234-5678)"
+        <MudTextField @bind-Value="model.Phone" Label="전화번호 (예: 010-1234-5678)"
             Variant="Variant.Outlined" Class="mb-4" Required="true" ReadOnly="@IsEditMode" />
 
-        <MudTextField @bind-value="model.Email" Label="이메일"
+        <MudTextField @bind-Value="model.Email" Label="이메일"
             Variant="Variant.Outlined" Class="mb-4" InputType="InputType.Email" ReadOnly="@IsEditMode" />
     </AdminFormSection>
 
     <AdminFormSection Title="문의 내용" Description="@(IsEditMode ? "상태와 메모만 변경 가능합니다." : "운영 분류와 처리 메모를 함께 관리합니다.")" CssClass="mb-4">
-        <CommonCodeSelect @bind-value="model.ServiceType" Group="INQUIRY_SERVICE_TYPE" Label="문의 유형 *" Class="mb-4" Required="true" Disabled="@IsEditMode" Placeholder="문의 유형을 선택하세요" />
+        <CommonCodeSelect @bind-Value="model.ServiceType" Group="INQUIRY_SERVICE_TYPE" Label="문의 유형 *" Class="mb-4" Required="true" Disabled="@IsEditMode" Placeholder="문의 유형을 선택하세요" />
 
-        <MudTextField @bind-value="model.Message" Label="문의 내용"
+        <MudTextField @bind-Value="model.Message" Label="문의 내용"
             Variant="Variant.Outlined" Lines="5" Class="mb-4" Required="true" ReadOnly="@IsEditMode" />
 
-        <CommonCodeSelect @bind-value="model.Status" Group="INQUIRY_STATUS" Label="상태" Class="mb-4" Clearable="true" Placeholder="상태를 선택하세요" />
+        <CommonCodeSelect @bind-Value="model.Status" Group="INQUIRY_STATUS" Label="상태" Class="mb-4" Clearable="true" Placeholder="상태를 선택하세요" />
 
-        <MudTextField @bind-value="model.AdminMemo" Label="관리 메모"
+        <MudTextField @bind-Value="model.AdminMemo" Label="관리 메모"
             Variant="Variant.Outlined" Lines="3" Class="mb-4" />
     </AdminFormSection>
 
diff --git a/src/TaxBaik.Web/Components/Admin/InquiryTable.razor b/src/TaxBaik.Web.Client/Components/Admin/InquiryTable.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/InquiryTable.razor
rename to src/TaxBaik.Web.Client/Components/Admin/InquiryTable.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Layout/BlankLayout.razor b/src/TaxBaik.Web.Client/Components/Admin/Layout/BlankLayout.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Layout/BlankLayout.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Layout/BlankLayout.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Layout/MainLayout.razor b/src/TaxBaik.Web.Client/Components/Admin/Layout/MainLayout.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Layout/MainLayout.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Layout/MainLayout.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/AdminIndex.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/AdminIndex.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Pages/AdminIndex.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/AdminIndex.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Announcements/AnnouncementEdit.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Announcements/AnnouncementEdit.razor
similarity index 95%
rename from src/TaxBaik.Web/Components/Admin/Pages/Announcements/AnnouncementEdit.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Announcements/AnnouncementEdit.razor
index c257e17..eb8d857 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Announcements/AnnouncementEdit.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Announcements/AnnouncementEdit.razor
@@ -4,7 +4,7 @@
 @attribute [Authorize]
 @using TaxBaik.Application.DTOs
 @using TaxBaik.Web.Services
-@using TaxBaik.Web.Components.Admin.Shared
+@using TaxBaik.WasmClient.Components.Admin.Shared
 @inject IAnnouncementBrowserClient AnnouncementClient
 @inject NavigationManager Navigation
 @inject ISnackbar Snackbar
@@ -22,7 +22,7 @@
     <MudForm @ref="form">
         <MudGrid>
             <MudItem xs="12">
-                <MudTextField @bind-value="model.Title"
+                <MudTextField @bind-Value="model.Title"
                               Label="제목"
                               Variant="Variant.Outlined"
                               Required="true"
@@ -31,7 +31,7 @@
             </MudItem>
 
             <MudItem xs="12">
-                <MudTextField @bind-value="model.Content"
+                <MudTextField @bind-Value="model.Content"
                               Label="상세 내용 (선택)"
                               Variant="Variant.Outlined"
                               Lines="3"
@@ -39,14 +39,14 @@
             </MudItem>
 
             <MudItem xs="12" sm="6">
-                <CommonCodeSelect @bind-value="model.DisplayType"
+                <CommonCodeSelect @bind-Value="model.DisplayType"
                                   Group="ANNOUNCEMENT_DISPLAY_TYPE"
                                   Label="유형"
                                   Class="mb-0" />
             </MudItem>
 
             <MudItem xs="12" sm="6">
-                <MudNumericField @bind-value="model.SortOrder"
+                <MudNumericField @bind-Value="model.SortOrder"
                                  Label="노출 순서"
                                  Variant="Variant.Outlined"
                                  HelperText="숫자가 클수록 먼저 표시됩니다." />
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Announcements/AnnouncementList.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Announcements/AnnouncementList.razor
similarity index 99%
rename from src/TaxBaik.Web/Components/Admin/Pages/Announcements/AnnouncementList.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Announcements/AnnouncementList.razor
index fbc2a32..b68a24d 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Announcements/AnnouncementList.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Announcements/AnnouncementList.razor
@@ -24,7 +24,7 @@
 </section>
 
 <div class="d-flex pa-4 gap-4 align-center">
-    <MudTextField @bind-value="searchQuery" Placeholder="공지사항 제목 검색..." Adornment="Adornment.Start" 
+    <MudTextField @bind-Value="searchQuery" Placeholder="공지사항 제목 검색..." Adornment="Adornment.Start" 
                   AdornmentIcon="@Icons.Material.Filled.Search" IconSize="Size.Medium" Class="flex-grow-1" Immediate="true" Clearable="true" />
 </div>
 
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Blog/BlogCreate.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Blog/BlogCreate.razor
similarity index 97%
rename from src/TaxBaik.Web/Components/Admin/Pages/Blog/BlogCreate.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Blog/BlogCreate.razor
index b0659c9..3934604 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Blog/BlogCreate.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Blog/BlogCreate.razor
@@ -2,7 +2,7 @@
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: false))
 @attribute [Authorize]
 @using TaxBaik.Application.DTOs
-@using TaxBaik.Web.Components.Admin.Pages.Blog
+@using TaxBaik.WasmClient.Components.Admin.Pages.Blog
 @inject IBlogBrowserClient BlogClient
 @inject ICategoryBrowserClient CategoryClient
 @inject NavigationManager Navigation
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Blog/BlogEdit.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Blog/BlogEdit.razor
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Pages/Blog/BlogEdit.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Blog/BlogEdit.razor
index 723147a..835e38f 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Blog/BlogEdit.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Blog/BlogEdit.razor
@@ -2,7 +2,7 @@
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: false))
 @attribute [Authorize]
 @using TaxBaik.Application.DTOs
-@using TaxBaik.Web.Components.Admin.Pages.Blog
+@using TaxBaik.WasmClient.Components.Admin.Pages.Blog
 @inject IBlogBrowserClient BlogClient
 @inject ICategoryBrowserClient CategoryClient
 @inject NavigationManager Navigation
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Blog/BlogForm.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Blog/BlogForm.razor
similarity index 87%
rename from src/TaxBaik.Web/Components/Admin/Pages/Blog/BlogForm.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Blog/BlogForm.razor
index 339c303..920cfd2 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Blog/BlogForm.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Blog/BlogForm.razor
@@ -3,10 +3,10 @@
 
 <MudForm @ref="form">
     <AdminFormSection Title="기본 정보" Description="제목과 카테고리, 발행 여부를 먼저 설정합니다." CssClass="mb-4">
-        <MudTextField @bind-value="Model.Title" Label="제목 *"
+        <MudTextField @bind-Value="Model.Title" Label="제목 *"
             Variant="Variant.Outlined" Class="mb-4" Required="true" RequiredError="제목을 입력하세요." Counter="100" MaxLength="100" />
 
-        <MudSelect T="int?" @bind-value="Model.CategoryId" Label="카테고리 (선택 사항)"
+        <MudSelect T="int?" @bind-Value="Model.CategoryId" Label="카테고리 (선택 사항)"
             Variant="Variant.Outlined" Class="mb-4" Clearable="true">
             <MudSelectItem Value="@((int?)null)">분류 없음</MudSelectItem>
             @foreach (var category in Categories)
@@ -19,17 +19,17 @@
     </AdminFormSection>
 
     <AdminFormSection Title="본문" Description="SEO와 실제 노출 본문을 함께 관리합니다." CssClass="mb-4">
-        <MudTextField @bind-value="Model.Content" Label="본문 내용 *"
+        <MudTextField @bind-Value="Model.Content" Label="본문 내용 *"
             Variant="Variant.Outlined" Lines="16" Required="true" RequiredError="본문 내용을 입력하세요."
             Class="mb-4" />
 
-        <MudTextField @bind-value="Model.Tags" Label="태그 (쉼표로 구분)"
+        <MudTextField @bind-Value="Model.Tags" Label="태그 (쉼표로 구분)"
             Variant="Variant.Outlined" Class="mb-4" />
 
-        <MudTextField @bind-value="Model.SeoTitle" Label="SEO 제목"
+        <MudTextField @bind-Value="Model.SeoTitle" Label="SEO 제목"
             Variant="Variant.Outlined" Class="mb-4" />
 
-        <MudTextField @bind-value="Model.SeoDescription" Label="SEO 설명"
+        <MudTextField @bind-Value="Model.SeoDescription" Label="SEO 설명"
             Variant="Variant.Outlined" Lines="3" Class="mb-4" />
     </AdminFormSection>
 
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Blog/BlogList.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Blog/BlogList.razor
similarity index 99%
rename from src/TaxBaik.Web/Components/Admin/Pages/Blog/BlogList.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Blog/BlogList.razor
index 60b3d6a..2a00925 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Blog/BlogList.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Blog/BlogList.razor
@@ -22,7 +22,7 @@
 </AdminPageHeader>
 
 <div class="d-flex pa-4 gap-4 align-center">
-    <MudTextField @bind-value="searchQuery" Placeholder="블로그 제목 또는 본문 검색..." Adornment="Adornment.Start" 
+    <MudTextField @bind-Value="searchQuery" Placeholder="블로그 제목 또는 본문 검색..." Adornment="Adornment.Start" 
                   AdornmentIcon="@Icons.Material.Filled.Search" IconSize="Size.Medium" Class="flex-grow-1" Immediate="true" Clearable="true" />
 </div>
 
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Clients/ClientDetail.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Clients/ClientDetail.razor
similarity index 97%
rename from src/TaxBaik.Web/Components/Admin/Pages/Clients/ClientDetail.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Clients/ClientDetail.razor
index efa26ad..63e87c1 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Clients/ClientDetail.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Clients/ClientDetail.razor
@@ -2,8 +2,8 @@
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: false))
 @attribute [Authorize]
 @using TaxBaik.Web.Services
-@using TaxBaik.Web.Components.Admin.Services.AdminClients
-@using TaxBaik.Web.Components.Admin.Shared
+@using TaxBaik.Web.Services.AdminClients
+@using TaxBaik.WasmClient.Components.Admin.Shared
 @inject IClientBrowserClient ClientClient
 @inject IConsultingActivityBrowserClient ConsultingClient
 @inject NavigationManager Navigation
@@ -105,14 +105,14 @@
                             <MudDatePicker @bind-Date="newDate" Label="상담일" DateFormat="yyyy-MM-dd" />
                         </MudItem>
                         <MudItem xs="12" sm="6">
-                        <CommonCodeSelect @bind-value="newServiceType" Group="CONSULTING_ACTIVITY_TYPE" Label="서비스 분야" Placeholder="선택" Clearable="true" />
+                        <CommonCodeSelect @bind-Value="newServiceType" Group="CONSULTING_ACTIVITY_TYPE" Label="서비스 분야" Placeholder="선택" Clearable="true" />
                         </MudItem>
                         <MudItem xs="12">
-                            <MudTextField T="string" @bind-value="newSummary" Label="상담 내용 *"
+                            <MudTextField T="string" @bind-Value="newSummary" Label="상담 내용 *"
                                           Lines="3" Variant="Variant.Outlined" Required="true" />
                         </MudItem>
                         <MudItem xs="12" sm="6">
-                            <MudSelect T="string" @bind-value="newResult" Label="결과">
+                            <MudSelect T="string" @bind-Value="newResult" Label="결과">
                                 <MudSelectItem Value="@("")">-</MudSelectItem>
                                 @foreach (var r in results)
                                 {
@@ -121,7 +121,7 @@
                             </MudSelect>
                         </MudItem>
                         <MudItem xs="12" sm="6">
-                            <MudNumericField T="decimal?" @bind-value="newFee" Label="수임료 (원)"
+                            <MudNumericField T="decimal?" @bind-Value="newFee" Label="수임료 (원)"
                                             Format="N0" />
                         </MudItem>
                     </MudGrid>
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Clients/ClientEdit.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Clients/ClientEdit.razor
similarity index 91%
rename from src/TaxBaik.Web/Components/Admin/Pages/Clients/ClientEdit.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Clients/ClientEdit.razor
index 7f9d026..9859fc7 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Clients/ClientEdit.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Clients/ClientEdit.razor
@@ -5,7 +5,7 @@
 @using TaxBaik.Application.DTOs
 @using TaxBaik.Web.Services
 @using TaxBaik.Domain.Entities
-@using TaxBaik.Web.Components.Admin.Shared
+@using TaxBaik.WasmClient.Components.Admin.Shared
 @inject IClientBrowserClient ClientClient
 @inject NavigationManager Navigation
 @inject ISnackbar Snackbar
@@ -35,18 +35,18 @@
                     <MudDivider />
                 </MudItem>
                 <MudItem xs="12" md="6">
-                    <MudTextField @bind-value="dto.Name" Label="고객명 *" Required="true"
+                    <MudTextField @bind-Value="dto.Name" Label="고객명 *" Required="true"
                                   RequiredError="고객명을 입력하세요." />
                 </MudItem>
                 <MudItem xs="12" md="6">
-                    <MudTextField @bind-value="dto.CompanyName" Label="회사명 (선택)" />
+                    <MudTextField @bind-Value="dto.CompanyName" Label="회사명 (선택)" />
                 </MudItem>
                 <MudItem xs="12" md="6">
-                    <MudTextField @bind-value="dto.Phone" Label="연락처"
+                    <MudTextField @bind-Value="dto.Phone" Label="연락처"
                                   Placeholder="010-0000-0000" />
                 </MudItem>
                 <MudItem xs="12" md="6">
-                    <MudTextField @bind-value="dto.Email" Label="이메일" InputType="InputType.Email" />
+                    <MudTextField @bind-Value="dto.Email" Label="이메일" InputType="InputType.Email" />
                 </MudItem>
 
                 @* 세무 정보 *@
@@ -55,10 +55,10 @@
                     <MudDivider />
                 </MudItem>
                 <MudItem xs="12" md="6">
-                    <CommonCodeSelect @bind-value="dto.ServiceType" Group="CLIENT_SERVICE_TYPE" Label="서비스 유형" Clearable="true" />
+                    <CommonCodeSelect @bind-Value="dto.ServiceType" Group="CLIENT_SERVICE_TYPE" Label="서비스 유형" Clearable="true" />
                 </MudItem>
                 <MudItem xs="12" md="6">
-                    <CommonCodeSelect @bind-value="dto.TaxType" Group="CLIENT_TAX_TYPE" Label="세금 유형" Clearable="true" />
+                    <CommonCodeSelect @bind-Value="dto.TaxType" Group="CLIENT_TAX_TYPE" Label="세금 유형" Clearable="true" />
                 </MudItem>
 
                 @* 관리 정보 *@
@@ -67,13 +67,13 @@
                     <MudDivider />
                 </MudItem>
                 <MudItem xs="12" md="6">
-                    <CommonCodeSelect @bind-value="dto.Status" Group="CLIENT_STATUS" Label="상태 *" Required="true" />
+                    <CommonCodeSelect @bind-Value="dto.Status" Group="CLIENT_STATUS" Label="상태 *" Required="true" />
                 </MudItem>
                 <MudItem xs="12" md="6">
-                    <CommonCodeSelect @bind-value="dto.Source" Group="CLIENT_SOURCE" Label="유입 경로" Clearable="true" />
+                    <CommonCodeSelect @bind-Value="dto.Source" Group="CLIENT_SOURCE" Label="유입 경로" Clearable="true" />
                 </MudItem>
                 <MudItem xs="12">
-                    <MudTextField @bind-value="dto.Memo" Label="메모"
+                    <MudTextField @bind-Value="dto.Memo" Label="메모"
                                   Lines="4" AutoGrow="true"
                                   Placeholder="상담 배경, 특이사항, 중요 날짜 등 자유롭게 기록하세요" />
                 </MudItem>
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Clients/ClientList.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Clients/ClientList.razor
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Pages/Clients/ClientList.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Clients/ClientList.razor
index 0d2065b..039554d 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Clients/ClientList.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Clients/ClientList.razor
@@ -24,12 +24,12 @@
 <MudPaper Class="admin-surface mb-3 pa-3" Elevation="0">
     <MudGrid>
         <MudItem xs="12" md="5">
-            <MudTextField @bind-value="searchText" Label="검색 (이름·연락처·회사명)"
+            <MudTextField @bind-Value="searchText" Label="검색 (이름·연락처·회사명)"
                           Adornment="Adornment.End" AdornmentIcon="@Icons.Material.Filled.Search"
                           Immediate="false" OnKeyUp="@OnSearchKeyUp" />
         </MudItem>
         <MudItem xs="12" md="3">
-            <CommonCodeSelect @bind-value="statusFilter" Group="CLIENT_STATUS" Label="상태" Placeholder="전체" Clearable="true" />
+            <CommonCodeSelect @bind-Value="statusFilter" Group="CLIENT_STATUS" Label="상태" Placeholder="전체" Clearable="true" />
         </MudItem>
         <MudItem xs="12" md="2" Class="d-flex align-center">
             <MudButton Variant="Variant.Outlined" OnClick="@SearchAsync" FullWidth="true">검색</MudButton>
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/CommonCodes.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/CommonCodes.razor
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Pages/CommonCodes.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/CommonCodes.razor
index ee6d096..d7b70e5 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/CommonCodes.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/CommonCodes.razor
@@ -1,6 +1,6 @@
 @page "/admin/common-codes"
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: false))
-@using TaxBaik.Web.Components.Admin.Services.AdminClients
+@using TaxBaik.Web.Services.AdminClients
 @using TaxBaik.Domain.Entities
 @attribute [Authorize]
 @inject ICommonCodeBrowserClient CommonCodeClient
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Companies/CompanyCreate.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Companies/CompanyCreate.razor
similarity index 97%
rename from src/TaxBaik.Web/Components/Admin/Pages/Companies/CompanyCreate.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Companies/CompanyCreate.razor
index 9f2fe4e..7ce8f25 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Companies/CompanyCreate.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Companies/CompanyCreate.razor
@@ -1,7 +1,7 @@
 @page "/admin/companies/create"
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: false))
 @attribute [Authorize]
-@using TaxBaik.Web.Components.Admin.Forms
+@using TaxBaik.WasmClient.Components.Admin.Forms
 @inject IApiClient ApiClient
 @inject NavigationManager Navigation
 @inject ISnackbar Snackbar
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Companies/CompanyEdit.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Companies/CompanyEdit.razor
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Pages/Companies/CompanyEdit.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Companies/CompanyEdit.razor
index 5c53258..24165c1 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Companies/CompanyEdit.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Companies/CompanyEdit.razor
@@ -1,7 +1,7 @@
 @page "/admin/companies/{id:int}/edit"
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: false))
 @attribute [Authorize]
-@using TaxBaik.Web.Components.Admin.Forms
+@using TaxBaik.WasmClient.Components.Admin.Forms
 @inject IApiClient ApiClient
 @inject NavigationManager Navigation
 @inject ISnackbar Snackbar
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Companies/CompanyList.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Companies/CompanyList.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Pages/Companies/CompanyList.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Companies/CompanyList.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/ConsultingActivities.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/ConsultingActivities.razor
similarity index 97%
rename from src/TaxBaik.Web/Components/Admin/Pages/ConsultingActivities.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/ConsultingActivities.razor
index 30be7b4..c378085 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/ConsultingActivities.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/ConsultingActivities.razor
@@ -1,7 +1,7 @@
 @page "/admin/consulting-activities"
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: false))
-@using TaxBaik.Web.Components.Admin.Services.AdminClients
-@using TaxBaik.Web.Components.Admin.Shared
+@using TaxBaik.Web.Services.AdminClients
+@using TaxBaik.WasmClient.Components.Admin.Shared
 @inject IConsultingActivityBrowserClient ActivityClient
 @inject IClientBrowserClient ClientClient
 @inject ISnackbar Snackbar
@@ -98,15 +98,15 @@
     </TitleContent>
     <DialogContent>
         <MudForm @ref="form">
-            <MudSelect T="int" @bind-value="activityForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="true" Class="mb-4">
+            <MudSelect T="int" @bind-Value="activityForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="true" Class="mb-4">
                 @foreach (var client in clients)
                 {
                     <MudSelectItem Value="@client.Id">@GetClientDisplayName(client)</MudSelectItem>
                 }
             </MudSelect>
-            <CommonCodeSelect @bind-value="activityForm.ActivityType" Group="CONSULTING_ACTIVITY_TYPE" Label="활동 유형" Class="mb-4" Required="true" />
+            <CommonCodeSelect @bind-Value="activityForm.ActivityType" Group="CONSULTING_ACTIVITY_TYPE" Label="활동 유형" Class="mb-4" Required="true" />
             <MudDatePicker @bind-Date="activityForm.ActivityDate" Label="활동일" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
-            <MudTextField T="string" @bind-value="activityForm.Description" Label="설명" Variant="Variant.Outlined" FullWidth="true" Lines="3" Class="mb-4" Required="true" />
+            <MudTextField T="string" @bind-Value="activityForm.Description" Label="설명" Variant="Variant.Outlined" FullWidth="true" Lines="3" Class="mb-4" Required="true" />
             <MudDatePicker @bind-Date="activityForm.NextFollowupDate" Label="다음 팔로업일" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" />
         </MudForm>
     </DialogContent>
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Contracts.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Contracts.razor
similarity index 97%
rename from src/TaxBaik.Web/Components/Admin/Pages/Contracts.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Contracts.razor
index 0f74494..f7cf302 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Contracts.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Contracts.razor
@@ -1,7 +1,7 @@
 @page "/admin/contracts"
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: false))
-@using TaxBaik.Web.Components.Admin.Services.AdminClients
-@using TaxBaik.Web.Components.Admin.Shared
+@using TaxBaik.Web.Services.AdminClients
+@using TaxBaik.WasmClient.Components.Admin.Shared
 @inject IContractBrowserClient ContractClient
 @inject IClientBrowserClient ClientClient
 @inject ISnackbar Snackbar
@@ -117,16 +117,16 @@ else
                     }
                 </div>
                 <MudForm @ref="form">
-                    <MudSelect T="int?" @bind-value="contractForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="@true" Class="mb-3" RequiredError="고객을 선택하세요." Disabled="@isEditMode">
+                    <MudSelect T="int?" @bind-Value="contractForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="@true" Class="mb-3" RequiredError="고객을 선택하세요." Disabled="@isEditMode">
                         @foreach (var client in clients)
                         {
                             <MudSelectItem Value="@((int?)client.Id)">@GetClientDisplayName(client)</MudSelectItem>
                         }
                     </MudSelect>
-                    <MudTextField T="string" @bind-value="contractForm.ContractNumber" Label="계약번호" Variant="Variant.Outlined" FullWidth="@true" Class="mb-3" Required="true" />
-                    <CommonCodeSelect @bind-value="contractForm.ServiceType" Group="CONTRACT_SERVICE_TYPE" Label="서비스 유형" Class="mb-3" Required="true" />
+                    <MudTextField T="string" @bind-Value="contractForm.ContractNumber" Label="계약번호" Variant="Variant.Outlined" FullWidth="@true" Class="mb-3" Required="true" />
+                    <CommonCodeSelect @bind-Value="contractForm.ServiceType" Group="CONTRACT_SERVICE_TYPE" Label="서비스 유형" Class="mb-3" Required="true" />
                     <MudDatePicker @bind-Date="contractForm.StartDate" Label="계약 시작일" Variant="Variant.Outlined" FullWidth="@true" Class="mb-3" Required="true" />
-                    <MudNumericField T="decimal?" @bind-value="contractForm.MonthlyFee" Label="월 수수료" Variant="Variant.Outlined" FullWidth="@true" Class="mb-4" />
+                    <MudNumericField T="decimal?" @bind-Value="contractForm.MonthlyFee" Label="월 수수료" Variant="Variant.Outlined" FullWidth="@true" Class="mb-4" />
                     
                     <div class="d-flex justify-end gap-2">
                         @if (isEditMode)
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Dashboard.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Dashboard.razor
similarity index 99%
rename from src/TaxBaik.Web/Components/Admin/Pages/Dashboard.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Dashboard.razor
index 58aa25c..120b80a 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Dashboard.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Dashboard.razor
@@ -2,8 +2,7 @@
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: false))
 @attribute [Authorize]
 @using TaxBaik.Web.Services
-@using TaxBaik.Web.Components.Admin.Shared
-@using TaxBaik.Application.Services
+@using TaxBaik.WasmClient.Components.Admin.Shared
 @inject IAdminDashboardClient DashboardClient
 @inject NavigationManager Nav
 
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Faqs/FaqEdit.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Faqs/FaqEdit.razor
similarity index 94%
rename from src/TaxBaik.Web/Components/Admin/Pages/Faqs/FaqEdit.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Faqs/FaqEdit.razor
index 9979a08..fbf8a92 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Faqs/FaqEdit.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Faqs/FaqEdit.razor
@@ -24,7 +24,7 @@
         <MudForm @ref="form" @bind-IsValid="isValid">
             <MudGrid Spacing="3">
                 <MudItem xs="12">
-                    <MudTextField @bind-value="faq.Question"
+                    <MudTextField @bind-Value="faq.Question"
                                   Label="질문 *" Required="true"
                                   RequiredError="질문을 입력하세요."
                                   Counter="300" MaxLength="300"
@@ -32,23 +32,23 @@
                                   Placeholder="예: 기장료가 얼마인지 미리 알 수 있나요?" />
                 </MudItem>
                 <MudItem xs="12">
-                    <MudTextField @bind-value="faq.Answer"
+                    <MudTextField @bind-Value="faq.Answer"
                                   Label="답변 *" Required="true"
                                   RequiredError="답변을 입력하세요."
                                   Lines="5" AutoGrow="true"
                                   Placeholder="방문자에게 보여질 답변을 입력하세요." />
                 </MudItem>
                 <MudItem xs="12" md="6">
-                    <CommonCodeSelect @bind-value="faq.Category" Group="FAQ_CATEGORY" Label="카테고리" Clearable="true" Placeholder="전체" />
+                    <CommonCodeSelect @bind-Value="faq.Category" Group="FAQ_CATEGORY" Label="카테고리" Clearable="true" Placeholder="전체" />
                 </MudItem>
                 <MudItem xs="12" md="3">
-                    <MudNumericField @bind-value="faq.SortOrder"
+                    <MudNumericField @bind-Value="faq.SortOrder"
                                      Label="정렬 순서"
                                      HelperText="작을수록 위에 노출"
                                      Min="0" Max="9999" />
                 </MudItem>
                 <MudItem xs="12" md="3" Class="d-flex align-center">
-                    <MudSwitch T="bool" @bind-value="faq.IsActive" Color="Color.Success"
+                    <MudSwitch T="bool" @bind-Value="faq.IsActive" Color="Color.Success"
                                Label="@(faq.IsActive ? "노출 중" : "비활성")" />
                 </MudItem>
 
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Faqs/FaqList.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Faqs/FaqList.razor
similarity index 99%
rename from src/TaxBaik.Web/Components/Admin/Pages/Faqs/FaqList.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Faqs/FaqList.razor
index 45cb08f..103ca97 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Faqs/FaqList.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Faqs/FaqList.razor
@@ -24,7 +24,7 @@
 </section>
 
 <div class="d-flex pa-4 gap-4 align-center">
-    <MudTextField @bind-value="searchQuery" Placeholder="질문 또는 답변 검색..." Adornment="Adornment.Start" 
+    <MudTextField @bind-Value="searchQuery" Placeholder="질문 또는 답변 검색..." Adornment="Adornment.Start" 
                   AdornmentIcon="@Icons.Material.Filled.Search" IconSize="Size.Medium" Class="flex-grow-1" Immediate="true" Clearable="true" />
 </div>
 
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Inquiries/InquiryCreate.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Inquiries/InquiryCreate.razor
similarity index 97%
rename from src/TaxBaik.Web/Components/Admin/Pages/Inquiries/InquiryCreate.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Inquiries/InquiryCreate.razor
index 085b4e4..545f16d 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Inquiries/InquiryCreate.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Inquiries/InquiryCreate.razor
@@ -2,7 +2,7 @@
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: false))
 @attribute [Authorize]
 @using TaxBaik.Application.DTOs
-@using TaxBaik.Web.Components.Admin.Forms
+@using TaxBaik.WasmClient.Components.Admin.Forms
 @inject IInquiryBrowserClient InquiryClient
 @inject NavigationManager Navigation
 @inject ISnackbar Snackbar
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Inquiries/InquiryDetail.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Inquiries/InquiryDetail.razor
similarity index 99%
rename from src/TaxBaik.Web/Components/Admin/Pages/Inquiries/InquiryDetail.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Inquiries/InquiryDetail.razor
index 62e7611..ffdc1f7 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Inquiries/InquiryDetail.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Inquiries/InquiryDetail.razor
@@ -60,7 +60,7 @@
             </AdminDetailSection>
 
             <AdminDetailSection Title="담당자 메모" CssClass="pa-4 mt-4">
-                <MudTextField T="string" @bind-value="adminMemo" Label="내부 메모 (고객에게 미노출)"
+                <MudTextField T="string" @bind-Value="adminMemo" Label="내부 메모 (고객에게 미노출)"
                               Lines="4" Variant="Variant.Outlined" />
                 <MudButton Class="mt-2" Variant="Variant.Filled" Color="Color.Primary"
                            OnClick="SaveMemo">메모 저장</MudButton>
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Inquiries/InquiryEdit.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Inquiries/InquiryEdit.razor
similarity index 99%
rename from src/TaxBaik.Web/Components/Admin/Pages/Inquiries/InquiryEdit.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Inquiries/InquiryEdit.razor
index 8f9c4ac..48f38f6 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Inquiries/InquiryEdit.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Inquiries/InquiryEdit.razor
@@ -2,7 +2,7 @@
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: false))
 @attribute [Authorize]
 @using TaxBaik.Application.DTOs
-@using TaxBaik.Web.Components.Admin.Forms
+@using TaxBaik.WasmClient.Components.Admin.Forms
 @inject IInquiryBrowserClient InquiryClient
 @inject NavigationManager Navigation
 @inject ISnackbar Snackbar
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Inquiries/InquiryList.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Inquiries/InquiryList.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Pages/Inquiries/InquiryList.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Inquiries/InquiryList.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Login.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Login.razor
similarity index 72%
rename from src/TaxBaik.Web/Components/Admin/Pages/Login.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Login.razor
index 3c7a02d..1524f6c 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Login.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Login.razor
@@ -1,5 +1,5 @@
 @page "/admin/login"
-@layout TaxBaik.Web.Components.Admin.Layout.BlankLayout
+@layout TaxBaik.WasmClient.Components.Admin.Layout.BlankLayout
 @attribute [AllowAnonymous]
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: true))
 <PageTitle>로그인</PageTitle>
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Logout.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Logout.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Pages/Logout.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Logout.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/RevenueTrackings.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/RevenueTrackings.razor
similarity index 96%
rename from src/TaxBaik.Web/Components/Admin/Pages/RevenueTrackings.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/RevenueTrackings.razor
index cfd33f1..837453f 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/RevenueTrackings.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/RevenueTrackings.razor
@@ -1,7 +1,7 @@
 @page "/admin/revenue-trackings"
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: false))
-@using TaxBaik.Web.Components.Admin.Services.AdminClients
-@using TaxBaik.Web.Components.Admin.Shared
+@using TaxBaik.Web.Services.AdminClients
+@using TaxBaik.WasmClient.Components.Admin.Shared
 @inject IRevenueTrackingBrowserClient RevenueClient
 @inject IClientBrowserClient ClientClient
 @inject ISnackbar Snackbar
@@ -94,16 +94,16 @@
     </TitleContent>
     <DialogContent>
         <MudForm @ref="form">
-            <MudSelect T="int" @bind-value="revenueForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="true" Class="mb-4">
+            <MudSelect T="int" @bind-Value="revenueForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="true" Class="mb-4">
                 @foreach (var client in clients)
                 {
                     <MudSelectItem Value="@client.Id">@GetClientDisplayName(client)</MudSelectItem>
                 }
             </MudSelect>
-            <MudTextField T="string" @bind-value="revenueForm.InvoiceNumber" Label="청구번호" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
+            <MudTextField T="string" @bind-Value="revenueForm.InvoiceNumber" Label="청구번호" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
             <MudDatePicker @bind-Date="revenueForm.InvoiceDate" Label="청구일" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
-            <MudNumericField T="decimal" @bind-value="revenueForm.Amount" Label="청구액" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
-            <CommonCodeSelect @bind-value="revenueForm.ServiceType" Group="REVENUE_SERVICE_TYPE" Label="서비스 유형" Class="mb-4" />
+            <MudNumericField T="decimal" @bind-Value="revenueForm.Amount" Label="청구액" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" Required="true" />
+            <CommonCodeSelect @bind-Value="revenueForm.ServiceType" Group="REVENUE_SERVICE_TYPE" Label="서비스 유형" Class="mb-4" />
             <MudDatePicker @bind-Date="revenueForm.DueDate" Label="납부예정일" Variant="Variant.Outlined" FullWidth="true" Class="mb-4" />
         </MudForm>
     </DialogContent>
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/SeasonSimulator.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/SeasonSimulator.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Pages/SeasonSimulator.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/SeasonSimulator.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/Settings/SiteSettings.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/Settings/SiteSettings.razor
similarity index 93%
rename from src/TaxBaik.Web/Components/Admin/Pages/Settings/SiteSettings.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/Settings/SiteSettings.razor
index cb35ea2..e443d7e 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/Settings/SiteSettings.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/Settings/SiteSettings.razor
@@ -30,16 +30,16 @@
                 </div>
             </div>
             <MudForm>
-                <MudTextField @bind-value="phone" Label="전화번호"
+                <MudTextField @bind-Value="phone" Label="전화번호"
                     Variant="Variant.Outlined" Class="mb-4" />
 
-                <MudTextField @bind-value="email" Label="이메일"
+                <MudTextField @bind-Value="email" Label="이메일"
                     Variant="Variant.Outlined" Class="mb-4" />
 
-                <MudTextField @bind-value="kakaoUrl" Label="카카오채널 URL"
+                <MudTextField @bind-Value="kakaoUrl" Label="카카오채널 URL"
                     Variant="Variant.Outlined" Class="mb-4" />
 
-                <MudTextField @bind-value="instagramUrl" Label="인스타그램"
+                <MudTextField @bind-Value="instagramUrl" Label="인스타그램"
                     Variant="Variant.Outlined" Class="mb-4" />
 
                 <MudButton Variant="Variant.Filled" Color="Color.Primary"
@@ -59,13 +59,13 @@
             </div>
 
             <MudForm>
-                <MudTextField @bind-value="currentPassword" Label="현재 비밀번호" InputType="InputType.Password"
+                <MudTextField @bind-Value="currentPassword" Label="현재 비밀번호" InputType="InputType.Password"
                     Variant="Variant.Outlined" Class="mb-4" />
 
-                <MudTextField @bind-value="newPassword" Label="새 비밀번호" InputType="InputType.Password"
+                <MudTextField @bind-Value="newPassword" Label="새 비밀번호" InputType="InputType.Password"
                     Variant="Variant.Outlined" Class="mb-4" />
 
-                <MudTextField @bind-value="confirmNewPassword" Label="새 비밀번호 확인" InputType="InputType.Password"
+                <MudTextField @bind-Value="confirmNewPassword" Label="새 비밀번호 확인" InputType="InputType.Password"
                     Variant="Variant.Outlined" Class="mb-4" />
 
                 <MudButton Variant="Variant.Filled" Color="Color.Primary"
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/TaxFilingSchedules.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/TaxFilingSchedules.razor
similarity index 97%
rename from src/TaxBaik.Web/Components/Admin/Pages/TaxFilingSchedules.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/TaxFilingSchedules.razor
index 258ef67..399967d 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/TaxFilingSchedules.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/TaxFilingSchedules.razor
@@ -1,8 +1,8 @@
 @page "/admin/tax-filing-schedules"
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: false))
-@using TaxBaik.Web.Components.Admin.Services.AdminClients
+@using TaxBaik.Web.Services.AdminClients
 @using TaxBaik.Domain.Entities
-@using TaxBaik.Web.Components.Admin.Shared
+@using TaxBaik.WasmClient.Components.Admin.Shared
 @inject ITaxFilingScheduleBrowserClient TaxFilingClient
 @inject IClientBrowserClient ClientClient
 @inject ISnackbar Snackbar
@@ -130,7 +130,7 @@ else
                 </div>
                 <MudForm @ref="form">
                     <MudSelect T="int?"
-                               @bind-value="scheduleForm.ClientId"
+                               @bind-Value="scheduleForm.ClientId"
                                Label="고객"
                                Required="true"
                                Variant="Variant.Outlined"
@@ -143,9 +143,9 @@ else
                             <MudSelectItem Value="@((int?)client.Id)">@GetClientDisplayName(client)</MudSelectItem>
                         }
                     </MudSelect>
-                    <CommonCodeSelect @bind-value="scheduleForm.FilingType" Group="FILING_TYPE" Label="신고 유형" Class="mb-3" Required="true" />
+                    <CommonCodeSelect @bind-Value="scheduleForm.FilingType" Group="FILING_TYPE" Label="신고 유형" Class="mb-3" Required="true" />
                     <MudDatePicker @bind-Date="scheduleForm.DueDate" Label="마감일" Variant="Variant.Outlined" FullWidth="@true" Class="mb-3" Required="true" />
-                    <MudNumericField T="int" @bind-value="scheduleForm.FilingYear" Label="신고연도" Variant="Variant.Outlined" FullWidth="@true" Class="mb-4" Required="true" />
+                    <MudNumericField T="int" @bind-Value="scheduleForm.FilingYear" Label="신고연도" Variant="Variant.Outlined" FullWidth="@true" Class="mb-4" Required="true" />
                     
                     <div class="d-flex justify-end gap-2">
                         @if (isEditMode && selectedSchedule?.Status != "completed")
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/TaxFilings/FilingTable.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/TaxFilings/FilingTable.razor
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Pages/TaxFilings/FilingTable.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/TaxFilings/FilingTable.razor
index 023c449..1060bb5 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/TaxFilings/FilingTable.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/TaxFilings/FilingTable.razor
@@ -1,6 +1,6 @@
 @using TaxBaik.Web.Services
 @using TaxBaik.Domain.Entities
-@using TaxBaik.Web.Components.Admin.Shared
+@using TaxBaik.WasmClient.Components.Admin.Shared
 @inject ITaxFilingBrowserClient FilingClient
 @inject ISnackbar Snackbar
 
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/TaxFilings/TaxFilingList.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/TaxFilings/TaxFilingList.razor
similarity index 96%
rename from src/TaxBaik.Web/Components/Admin/Pages/TaxFilings/TaxFilingList.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/TaxFilings/TaxFilingList.razor
index a0b8be8..62b86ed 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/TaxFilings/TaxFilingList.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/TaxFilings/TaxFilingList.razor
@@ -3,7 +3,7 @@
 @attribute [Authorize]
 @using TaxBaik.Web.Services
 @using TaxBaik.Domain.Entities
-@using TaxBaik.Web.Components.Admin.Shared
+@using TaxBaik.WasmClient.Components.Admin.Shared
 @inject ITaxFilingBrowserClient FilingClient
 @inject IClientBrowserClient ClientClient
 @inject ISnackbar Snackbar
@@ -29,20 +29,20 @@
         <MudText Typo="Typo.h6" Class="mb-3">새 신고 일정</MudText>
         <MudGrid Spacing="2">
             <MudItem xs="12" sm="6" md="4">
-                <MudAutocomplete T="Domain.Entities.Client" @bind-value="selectedClient"
+                <MudAutocomplete T="Domain.Entities.Client" @bind-Value="selectedClient"
                                  Label="고객 검색 *"
                                  SearchFunc="SearchClients"
                                  ToStringFunc="@(c => c == null ? "" : $"{c.Name} {c.CompanyName ?? ""}")"
                                  Variant="Variant.Outlined" />
             </MudItem>
             <MudItem xs="12" sm="6" md="4">
-            <CommonCodeSelect @bind-value="newFilingType" Group="FILING_TYPE" Label="신고 유형 *" />
+            <CommonCodeSelect @bind-Value="newFilingType" Group="FILING_TYPE" Label="신고 유형 *" />
             </MudItem>
             <MudItem xs="12" sm="6" md="4">
                 <MudDatePicker @bind-Date="newDueDate" Label="신고 기한 *" DateFormat="yyyy-MM-dd" />
             </MudItem>
             <MudItem xs="12">
-                <MudTextField T="string" @bind-value="newMemo" Label="메모" Variant="Variant.Outlined" />
+                <MudTextField T="string" @bind-Value="newMemo" Label="메모" Variant="Variant.Outlined" />
             </MudItem>
         </MudGrid>
         <MudStack Row="true" Class="mt-3" Spacing="2">
diff --git a/src/TaxBaik.Web/Components/Admin/Pages/TaxProfiles.razor b/src/TaxBaik.Web.Client/Components/Admin/Pages/TaxProfiles.razor
similarity index 97%
rename from src/TaxBaik.Web/Components/Admin/Pages/TaxProfiles.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Pages/TaxProfiles.razor
index 8874286..22e8186 100644
--- a/src/TaxBaik.Web/Components/Admin/Pages/TaxProfiles.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Pages/TaxProfiles.razor
@@ -1,7 +1,7 @@
 @page "/admin/tax-profiles"
 @rendermode @(new InteractiveWebAssemblyRenderMode(prerender: false))
-@using TaxBaik.Web.Components.Admin.Services.AdminClients
-@using TaxBaik.Web.Components.Admin.Shared
+@using TaxBaik.Web.Services.AdminClients
+@using TaxBaik.WasmClient.Components.Admin.Shared
 @inject ITaxProfileBrowserClient TaxProfileClient
 @inject IClientBrowserClient ClientClient
 @inject ISnackbar Snackbar
@@ -95,16 +95,16 @@ else
                     }
                 </div>
                 <MudForm @ref="form">
-                    <MudSelect T="int?" @bind-value="profileForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="@true" Class="mb-3" RequiredError="고객을 선택하세요." Disabled="@isEditMode">
+                    <MudSelect T="int?" @bind-Value="profileForm.ClientId" Label="고객" Required="true" Variant="Variant.Outlined" FullWidth="@true" Class="mb-3" RequiredError="고객을 선택하세요." Disabled="@isEditMode">
                         @foreach (var client in clients)
                         {
                             <MudSelectItem Value="@((int?)client.Id)">@GetClientDisplayName(client)</MudSelectItem>
                         }
                     </MudSelect>
-                    <CommonCodeSelect @bind-value="profileForm.BusinessType" Group="BUSINESS_TYPE" Label="사업 유형" Class="mb-3" Required="true" />
-                    <CommonCodeSelect @bind-value="profileForm.TaxRiskLevel" Group="TAX_RISK_LEVEL" Label="위험도" Class="mb-3" />
+                    <CommonCodeSelect @bind-Value="profileForm.BusinessType" Group="BUSINESS_TYPE" Label="사업 유형" Class="mb-3" Required="true" />
+                    <CommonCodeSelect @bind-Value="profileForm.TaxRiskLevel" Group="TAX_RISK_LEVEL" Label="위험도" Class="mb-3" />
                     <MudDatePicker @bind-Date="profileForm.NextFilingDueDate" Label="다음 신고 예정일" Variant="Variant.Outlined" FullWidth="@true" Class="mb-3" />
-                    <MudTextField T="string" @bind-value="profileForm.SpecialNotes" Label="특수 사항" Variant="Variant.Outlined" FullWidth="@true" Lines="3" Class="mb-4" />
+                    <MudTextField T="string" @bind-Value="profileForm.SpecialNotes" Label="특수 사항" Variant="Variant.Outlined" FullWidth="@true" Lines="3" Class="mb-4" />
                     
                     <div class="d-flex justify-end gap-2">
                         @if (isEditMode)
diff --git a/src/TaxBaik.Web/Components/Admin/RedirectToLogin.razor b/src/TaxBaik.Web.Client/Components/Admin/RedirectToLogin.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/RedirectToLogin.razor
rename to src/TaxBaik.Web.Client/Components/Admin/RedirectToLogin.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Routes.razor b/src/TaxBaik.Web.Client/Components/Admin/Routes.razor
similarity index 65%
rename from src/TaxBaik.Web/Components/Admin/Routes.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Routes.razor
index 137e925..f2e15fb 100644
--- a/src/TaxBaik.Web/Components/Admin/Routes.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Routes.razor
@@ -1,9 +1,9 @@
-@namespace TaxBaik.Web.Components.Admin
+@namespace TaxBaik.WasmClient.Components.Admin
 @using Microsoft.AspNetCore.Components.Routing
 
-<Router AppAssembly="typeof(TaxBaik.Web.Components.Admin.Pages.Dashboard).Assembly">
+<Router AppAssembly="@typeof(TaxBaik.WasmClient._Imports).Assembly">
     <Found Context="routeData">
-        <AuthorizeRouteView RouteData="@routeData" DefaultLayout="@typeof(TaxBaik.Web.Components.Admin.Layout.MainLayout)">
+        <AuthorizeRouteView RouteData="@routeData" DefaultLayout="@typeof(TaxBaik.WasmClient.Components.Admin.Layout.MainLayout)">
             <NotAuthorized>
                 <RedirectToLogin />
             </NotAuthorized>
@@ -12,7 +12,7 @@
     </Found>
     <NotFound>
         <PageTitle>찾을 수 없음</PageTitle>
-        <LayoutView Layout="@typeof(TaxBaik.Web.Components.Admin.Layout.MainLayout)">
+        <LayoutView Layout="@typeof(TaxBaik.WasmClient.Components.Admin.Layout.MainLayout)">
             <p>요청한 페이지를 찾을 수 없습니다.</p>
         </LayoutView>
     </NotFound>
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/ICommonCodeBrowserClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/ICommonCodeBrowserClient.cs
new file mode 100644
index 0000000..1d9ee9e
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/ICommonCodeBrowserClient.cs
@@ -0,0 +1,118 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services.AdminClients;
+
+using System.Collections.Generic;
+using System.Net.Http.Json;
+using System.Text.Json;
+using System.Threading;
+using System.Threading.Tasks;
+using TaxBaik.Domain.Entities;
+using Microsoft.Extensions.Logging;
+
+public interface ICommonCodeBrowserClient
+{
+    Task<List<string>> GetGroupsAsync(CancellationToken ct = default);
+    Task<List<CommonCode>> GetAllActiveAsync(CancellationToken ct = default);
+    Task<List<CommonCode>> GetByGroupAsync(string group, CancellationToken ct = default);
+    Task<CommonCode?> GetAsync(string group, string value, CancellationToken ct = default);
+    Task<bool> UpsertAsync(CommonCode code, CancellationToken ct = default);
+    Task<bool> DeleteAsync(string group, string value, CancellationToken ct = default);
+}
+
+public class CommonCodeBrowserClient(HttpClient httpClient, ITokenStore tokenStore, ILogger<CommonCodeBrowserClient> logger) : ICommonCodeBrowserClient
+{
+    private const string BaseUrl = "/api/commoncode";
+
+    private void EnsureAuthHeader()
+    {
+        if (!string.IsNullOrEmpty(tokenStore.AccessToken))
+            httpClient.DefaultRequestHeaders.Authorization = new("Bearer", tokenStore.AccessToken);
+        else
+            httpClient.DefaultRequestHeaders.Authorization = null;
+    }
+
+    public async Task<List<CommonCode>> GetAllActiveAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<List<CommonCode>>($"{BaseUrl}", ct) ?? [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get all active common codes");
+            return [];
+        }
+    }
+
+    public async Task<List<CommonCode>> GetByGroupAsync(string group, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<List<CommonCode>>($"{BaseUrl}/group/{group}", ct) ?? [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get common codes for group {Group}", group);
+            return [];
+        }
+    }
+
+    public async Task<List<string>> GetGroupsAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<List<string>>($"{BaseUrl}/groups", ct) ?? [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get common code groups");
+            return [];
+        }
+    }
+
+    public async Task<CommonCode?> GetAsync(string group, string value, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<CommonCode>($"{BaseUrl}/{group}/{value}", ct);
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get common code {Group}/{Value}", group, value);
+            return null;
+        }
+    }
+
+    public async Task<bool> UpsertAsync(CommonCode code, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.PostAsJsonAsync(BaseUrl, code, ct);
+            return response.IsSuccessStatusCode;
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to upsert common code {Group}/{Value}", code.CodeGroup, code.CodeValue);
+            return false;
+        }
+    }
+
+    public async Task<bool> DeleteAsync(string group, string value, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.DeleteAsync($"{BaseUrl}/{group}/{value}", ct);
+            return response.IsSuccessStatusCode;
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to delete common code {Group}/{Value}", group, value);
+            return false;
+        }
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/IConsultingActivityBrowserClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/IConsultingActivityBrowserClient.cs
new file mode 100644
index 0000000..70a085e
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/IConsultingActivityBrowserClient.cs
@@ -0,0 +1,122 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services.AdminClients;
+
+using System.Text.Json;
+using TaxBaik.Domain.Entities;
+
+public interface IConsultingActivityBrowserClient
+{
+    Task<List<ConsultingActivity>> GetAllAsync(CancellationToken ct = default);
+    Task<List<ConsultingActivity>> GetByClientIdAsync(int clientId, CancellationToken ct = default);
+    Task<List<ConsultingActivity>> GetPendingFollowupsAsync(CancellationToken ct = default);
+    Task<int> CreateAsync(int clientId, string activityType, DateTime activityDate, string description,
+        int? consultantId = null, DateTime? nextFollowupDate = null, CancellationToken ct = default);
+    Task UpdateAsync(int id, string? outcome = null, DateTime? nextFollowupDate = null, CancellationToken ct = default);
+    Task DeleteAsync(int id, CancellationToken ct = default);
+}
+
+public class ConsultingActivityBrowserClient(HttpClient httpClient, ITokenStore tokenStore, ILogger<ConsultingActivityBrowserClient> logger)
+    : IConsultingActivityBrowserClient
+{
+    private const string BaseUrl = "/api/consultingactivity";
+
+    private void EnsureAuthHeader()
+    {
+        if (!string.IsNullOrEmpty(tokenStore.AccessToken))
+            httpClient.DefaultRequestHeaders.Authorization = new("Bearer", tokenStore.AccessToken);
+        else
+            httpClient.DefaultRequestHeaders.Authorization = null;
+    }
+
+    public async Task<List<ConsultingActivity>> GetAllAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<List<ConsultingActivity>>($"{BaseUrl}", ct) ?? [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get consulting activities");
+            return [];
+        }
+    }
+
+    public async Task<List<ConsultingActivity>> GetByClientIdAsync(int clientId, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<List<ConsultingActivity>>($"{BaseUrl}/client/{clientId}", ct) ?? [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get activities for client {ClientId}", clientId);
+            return [];
+        }
+    }
+
+    public async Task<List<ConsultingActivity>> GetPendingFollowupsAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/pending-followups", ct);
+            if (response.TryGetProperty("data", out var data))
+                return System.Text.Json.JsonSerializer.Deserialize<List<ConsultingActivity>>(data.GetRawText()) ?? [];
+            return [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get pending followups");
+            return [];
+        }
+    }
+
+    public async Task<int> CreateAsync(int clientId, string activityType, DateTime activityDate, string description,
+        int? consultantId = null, DateTime? nextFollowupDate = null, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var request = new { clientId, activityType, activityDate, description, consultantId, nextFollowupDate };
+            var response = await httpClient.PostAsJsonAsync(BaseUrl, request, ct);
+            response.EnsureSuccessStatusCode();
+            var result = await response.Content.ReadFromJsonAsync<JsonElement>(cancellationToken: ct);
+            return result.TryGetProperty("id", out var idProp) ? idProp.GetInt32() : 0;
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to create consulting activity");
+            return 0;
+        }
+    }
+
+    public async Task UpdateAsync(int id, string? outcome = null, DateTime? nextFollowupDate = null, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var request = new { outcome, nextFollowupDate };
+            var response = await httpClient.PutAsJsonAsync($"{BaseUrl}/{id}", request, ct);
+            response.EnsureSuccessStatusCode();
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to update consulting activity {Id}", id);
+        }
+    }
+
+    public async Task DeleteAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.DeleteAsync($"{BaseUrl}/{id}", ct);
+            response.EnsureSuccessStatusCode();
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to delete consulting activity {Id}", id);
+        }
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/IContractBrowserClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/IContractBrowserClient.cs
new file mode 100644
index 0000000..78fc033
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/IContractBrowserClient.cs
@@ -0,0 +1,157 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services.AdminClients;
+
+using System.Text.Json;
+using TaxBaik.Domain.Entities;
+
+public interface IContractBrowserClient
+{
+    Task<List<Contract>> GetAllAsync(CancellationToken ct = default);
+    Task<Contract?> GetByIdAsync(int id, CancellationToken ct = default);
+    Task<List<Contract>> GetByClientIdAsync(int clientId, CancellationToken ct = default);
+    Task<List<Contract>> GetActiveContractsAsync(CancellationToken ct = default);
+    Task<List<Contract>> GetExpiringContractsAsync(int daysAhead = 30, CancellationToken ct = default);
+    Task<decimal> GetMonthlyRecurringRevenueAsync(CancellationToken ct = default);
+    Task<int> CreateAsync(int clientId, string contractNumber, string serviceType, DateTime startDate,
+        decimal? monthlyFee = null, decimal? totalAmount = null, CancellationToken ct = default);
+    Task DeleteAsync(int id, CancellationToken ct = default);
+}
+
+public class ContractBrowserClient(HttpClient httpClient, ITokenStore tokenStore, ILogger<ContractBrowserClient> logger)
+    : IContractBrowserClient
+{
+    private const string BaseUrl = "/api/contract";
+
+    private void EnsureAuthHeader()
+    {
+        if (!string.IsNullOrEmpty(tokenStore.AccessToken))
+            httpClient.DefaultRequestHeaders.Authorization = new("Bearer", tokenStore.AccessToken);
+        else
+            httpClient.DefaultRequestHeaders.Authorization = null;
+    }
+
+    public async Task<List<Contract>> GetAllAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<List<Contract>>($"{BaseUrl}", ct) ?? [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get contracts");
+            return [];
+        }
+    }
+
+    public async Task<Contract?> GetByIdAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<Contract>($"{BaseUrl}/{id}", ct);
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get contract {Id}", id);
+            return null;
+        }
+    }
+
+    public async Task<List<Contract>> GetByClientIdAsync(int clientId, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<List<Contract>>($"{BaseUrl}/client/{clientId}", ct) ?? [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get contracts for client {ClientId}", clientId);
+            return [];
+        }
+    }
+
+    public async Task<List<Contract>> GetActiveContractsAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/active", ct);
+            if (response.TryGetProperty("data", out var data))
+                return System.Text.Json.JsonSerializer.Deserialize<List<Contract>>(data.GetRawText()) ?? [];
+            return [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get active contracts");
+            return [];
+        }
+    }
+
+    public async Task<List<Contract>> GetExpiringContractsAsync(int daysAhead = 30, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/expiring?daysAhead={daysAhead}", ct);
+            if (response.TryGetProperty("data", out var data))
+                return System.Text.Json.JsonSerializer.Deserialize<List<Contract>>(data.GetRawText()) ?? [];
+            return [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get expiring contracts");
+            return [];
+        }
+    }
+
+    public async Task<decimal> GetMonthlyRecurringRevenueAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/mrr", ct);
+            if (response.TryGetProperty("mrr", out var mrrValue))
+                return System.Text.Json.JsonSerializer.Deserialize<decimal>(mrrValue.GetRawText());
+            return 0;
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get MRR");
+            return 0;
+        }
+    }
+
+    public async Task<int> CreateAsync(int clientId, string contractNumber, string serviceType, DateTime startDate,
+        decimal? monthlyFee = null, decimal? totalAmount = null, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var request = new { clientId, contractNumber, serviceType, startDate, monthlyFee, totalAmount };
+            var response = await httpClient.PostAsJsonAsync(BaseUrl, request, ct);
+            response.EnsureSuccessStatusCode();
+            var result = await response.Content.ReadFromJsonAsync<JsonElement>(cancellationToken: ct);
+            return result.TryGetProperty("id", out var idProp) ? idProp.GetInt32() : 0;
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to create contract");
+            return 0;
+        }
+    }
+
+    public async Task DeleteAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.DeleteAsync($"{BaseUrl}/{id}", ct);
+            response.EnsureSuccessStatusCode();
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to delete contract {Id}", id);
+        }
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/IRevenueTrackingBrowserClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/IRevenueTrackingBrowserClient.cs
new file mode 100644
index 0000000..19f5e06
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/IRevenueTrackingBrowserClient.cs
@@ -0,0 +1,159 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services.AdminClients;
+
+using System.Text.Json;
+using TaxBaik.Domain.Entities;
+
+public interface IRevenueTrackingBrowserClient
+{
+    Task<List<RevenueTracking>> GetAllAsync(CancellationToken ct = default);
+    Task<List<RevenueTracking>> GetByClientIdAsync(int clientId, CancellationToken ct = default);
+    Task<List<RevenueTracking>> GetPendingPaymentsAsync(CancellationToken ct = default);
+    Task<List<RevenueTracking>> GetMonthlyRevenueAsync(int year, int month, CancellationToken ct = default);
+    Task<decimal> GetTotalRevenueAsync(DateTime startDate, DateTime endDate, CancellationToken ct = default);
+    Task<int> CreateAsync(int clientId, string invoiceNumber, DateTime invoiceDate, decimal amount,
+        string? serviceType = null, DateTime? dueDate = null, CancellationToken ct = default);
+    Task MarkPaidAsync(int id, DateTime paymentDate, CancellationToken ct = default);
+    Task DeleteAsync(int id, CancellationToken ct = default);
+}
+
+public class RevenueTrackingBrowserClient(HttpClient httpClient, ITokenStore tokenStore, ILogger<RevenueTrackingBrowserClient> logger)
+    : IRevenueTrackingBrowserClient
+{
+    private const string BaseUrl = "/api/revenuetracking";
+
+    private void EnsureAuthHeader()
+    {
+        if (!string.IsNullOrEmpty(tokenStore.AccessToken))
+            httpClient.DefaultRequestHeaders.Authorization = new("Bearer", tokenStore.AccessToken);
+        else
+            httpClient.DefaultRequestHeaders.Authorization = null;
+    }
+
+    public async Task<List<RevenueTracking>> GetAllAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<List<RevenueTracking>>($"{BaseUrl}", ct) ?? [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get revenue tracking");
+            return [];
+        }
+    }
+
+    public async Task<List<RevenueTracking>> GetByClientIdAsync(int clientId, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<List<RevenueTracking>>($"{BaseUrl}/client/{clientId}", ct) ?? [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get revenue for client {ClientId}", clientId);
+            return [];
+        }
+    }
+
+    public async Task<List<RevenueTracking>> GetPendingPaymentsAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/pending", ct);
+            if (response.TryGetProperty("data", out var data))
+                return System.Text.Json.JsonSerializer.Deserialize<List<RevenueTracking>>(data.GetRawText()) ?? [];
+            return [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get pending payments");
+            return [];
+        }
+    }
+
+    public async Task<List<RevenueTracking>> GetMonthlyRevenueAsync(int year, int month, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/monthly?year={year}&month={month}", ct);
+            if (response.TryGetProperty("data", out var data))
+                return System.Text.Json.JsonSerializer.Deserialize<List<RevenueTracking>>(data.GetRawText()) ?? [];
+            return [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get monthly revenue {Year}-{Month}", year, month);
+            return [];
+        }
+    }
+
+    public async Task<decimal> GetTotalRevenueAsync(DateTime startDate, DateTime endDate, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.GetFromJsonAsync<JsonElement>(
+                $"{BaseUrl}/total?startDate={startDate:yyyy-MM-dd}&endDate={endDate:yyyy-MM-dd}", ct);
+            if (response.TryGetProperty("total", out var totalValue))
+                return System.Text.Json.JsonSerializer.Deserialize<decimal>(totalValue.GetRawText());
+            return 0;
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get total revenue");
+            return 0;
+        }
+    }
+
+    public async Task<int> CreateAsync(int clientId, string invoiceNumber, DateTime invoiceDate, decimal amount,
+        string? serviceType = null, DateTime? dueDate = null, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var request = new { clientId, invoiceNumber, invoiceDate, amount, serviceType, dueDate };
+            var response = await httpClient.PostAsJsonAsync(BaseUrl, request, ct);
+            response.EnsureSuccessStatusCode();
+            var result = await response.Content.ReadFromJsonAsync<JsonElement>(cancellationToken: ct);
+            return result.TryGetProperty("id", out var idProp) ? idProp.GetInt32() : 0;
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to create revenue tracking");
+            return 0;
+        }
+    }
+
+    public async Task MarkPaidAsync(int id, DateTime paymentDate, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var request = new { paymentDate };
+            var response = await httpClient.PutAsJsonAsync($"{BaseUrl}/{id}/paid", request, ct);
+            response.EnsureSuccessStatusCode();
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to mark payment {Id}", id);
+        }
+    }
+
+    public async Task DeleteAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.DeleteAsync($"{BaseUrl}/{id}", ct);
+            response.EnsureSuccessStatusCode();
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to delete revenue tracking {Id}", id);
+        }
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/ITaxFilingScheduleBrowserClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/ITaxFilingScheduleBrowserClient.cs
new file mode 100644
index 0000000..4dff2ec
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/ITaxFilingScheduleBrowserClient.cs
@@ -0,0 +1,136 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services.AdminClients;
+
+using System.Text.Json;
+using TaxBaik.Domain.Entities;
+
+public interface ITaxFilingScheduleBrowserClient
+{
+    Task<List<TaxFilingSchedule>> GetAllAsync(CancellationToken ct = default);
+    Task<TaxFilingSchedule?> GetByIdAsync(int id, CancellationToken ct = default);
+    Task<List<TaxFilingSchedule>> GetByClientIdAsync(int clientId, CancellationToken ct = default);
+    Task<List<TaxFilingSchedule>> GetUpcomingDuesAsync(int daysAhead = 30, CancellationToken ct = default);
+    Task<int> CreateAsync(int clientId, string filingType, DateTime dueDate, int filingYear,
+        int? assignedTo = null, CancellationToken ct = default);
+    Task MarkCompletedAsync(int id, CancellationToken ct = default);
+    Task DeleteAsync(int id, CancellationToken ct = default);
+}
+
+public class TaxFilingScheduleBrowserClient(HttpClient httpClient, ITokenStore tokenStore, ILogger<TaxFilingScheduleBrowserClient> logger)
+    : ITaxFilingScheduleBrowserClient
+{
+    private const string BaseUrl = "/api/taxfilingschedule";
+
+    private void EnsureAuthHeader()
+    {
+        if (!string.IsNullOrEmpty(tokenStore.AccessToken))
+            httpClient.DefaultRequestHeaders.Authorization = new("Bearer", tokenStore.AccessToken);
+        else
+            httpClient.DefaultRequestHeaders.Authorization = null;
+    }
+
+    public async Task<List<TaxFilingSchedule>> GetAllAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<List<TaxFilingSchedule>>($"{BaseUrl}", ct) ?? [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get tax filing schedules");
+            return [];
+        }
+    }
+
+    public async Task<TaxFilingSchedule?> GetByIdAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<TaxFilingSchedule>($"{BaseUrl}/{id}", ct);
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get tax filing schedule {Id}", id);
+            return null;
+        }
+    }
+
+    public async Task<List<TaxFilingSchedule>> GetByClientIdAsync(int clientId, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<List<TaxFilingSchedule>>($"{BaseUrl}/client/{clientId}", ct) ?? [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get filing schedules for client {ClientId}", clientId);
+            return [];
+        }
+    }
+
+    public async Task<List<TaxFilingSchedule>> GetUpcomingDuesAsync(int daysAhead = 30, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/upcoming?daysAhead={daysAhead}", ct);
+            if (response.TryGetProperty("data", out var data))
+                return System.Text.Json.JsonSerializer.Deserialize<List<TaxFilingSchedule>>(data.GetRawText()) ?? [];
+            return [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get upcoming filings");
+            return [];
+        }
+    }
+
+    public async Task<int> CreateAsync(int clientId, string filingType, DateTime dueDate, int filingYear,
+        int? assignedTo = null, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var request = new { clientId, filingType, dueDate, filingYear, assignedTo };
+            var response = await httpClient.PostAsJsonAsync(BaseUrl, request, ct);
+            response.EnsureSuccessStatusCode();
+            var result = await response.Content.ReadFromJsonAsync<JsonElement>(cancellationToken: ct);
+            return result.TryGetProperty("id", out var idProp) ? idProp.GetInt32() : 0;
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to create tax filing schedule");
+            return 0;
+        }
+    }
+
+    public async Task MarkCompletedAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.PutAsJsonAsync($"{BaseUrl}/{id}/complete", new { }, ct);
+            response.EnsureSuccessStatusCode();
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to mark filing as completed {Id}", id);
+        }
+    }
+
+    public async Task DeleteAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.DeleteAsync($"{BaseUrl}/{id}", ct);
+            response.EnsureSuccessStatusCode();
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to delete tax filing schedule {Id}", id);
+        }
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/ITaxProfileBrowserClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/ITaxProfileBrowserClient.cs
new file mode 100644
index 0000000..11b16f2
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/AdminClients/ITaxProfileBrowserClient.cs
@@ -0,0 +1,156 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services.AdminClients;
+
+using System.Text.Json;
+using TaxBaik.Domain.Entities;
+
+public interface ITaxProfileBrowserClient
+{
+    Task<List<TaxProfile>> GetAllAsync(CancellationToken ct = default);
+    Task<TaxProfile?> GetByIdAsync(int id, CancellationToken ct = default);
+    Task<List<TaxProfile>> GetByClientIdAsync(int clientId, CancellationToken ct = default);
+    Task<List<TaxProfile>> GetHighRiskProfilesAsync(CancellationToken ct = default);
+    Task<List<TaxProfile>> GetUpcomingFilingDuesAsync(int daysAhead = 30, CancellationToken ct = default);
+    Task<int> CreateAsync(int clientId, string businessType, string? businessRegistration = null,
+        string? accountingMethod = null, DateTime? establishmentDate = null, CancellationToken ct = default);
+    Task UpdateAsync(int id, string? businessType = null, string? accountingMethod = null,
+        DateTime? nextFilingDueDate = null, string? taxRiskLevel = null, CancellationToken ct = default);
+    Task DeleteAsync(int id, CancellationToken ct = default);
+}
+
+public class TaxProfileBrowserClient(HttpClient httpClient, ITokenStore tokenStore, ILogger<TaxProfileBrowserClient> logger) : ITaxProfileBrowserClient
+{
+    private const string BaseUrl = "/api/taxprofile";
+
+    private void EnsureAuthHeader()
+    {
+        if (!string.IsNullOrEmpty(tokenStore.AccessToken))
+            httpClient.DefaultRequestHeaders.Authorization = new("Bearer", tokenStore.AccessToken);
+        else
+            httpClient.DefaultRequestHeaders.Authorization = null;
+    }
+
+    public async Task<List<TaxProfile>> GetAllAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<List<TaxProfile>>($"{BaseUrl}", ct) ?? [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get tax profiles");
+            return [];
+        }
+    }
+
+    public async Task<TaxProfile?> GetByIdAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<TaxProfile>($"{BaseUrl}/{id}", ct);
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get tax profile {Id}", id);
+            return null;
+        }
+    }
+
+    public async Task<List<TaxProfile>> GetByClientIdAsync(int clientId, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await httpClient.GetFromJsonAsync<List<TaxProfile>>($"{BaseUrl}/client/{clientId}", ct) ?? [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get tax profiles for client {ClientId}", clientId);
+            return [];
+        }
+    }
+
+    public async Task<List<TaxProfile>> GetHighRiskProfilesAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/high-risk", ct);
+            if (response.TryGetProperty("data", out var data))
+                return System.Text.Json.JsonSerializer.Deserialize<List<TaxProfile>>(data.GetRawText()) ?? [];
+            return [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get high-risk profiles");
+            return [];
+        }
+    }
+
+    public async Task<List<TaxProfile>> GetUpcomingFilingDuesAsync(int daysAhead = 30, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.GetFromJsonAsync<JsonElement>($"{BaseUrl}/upcoming-filings?daysAhead={daysAhead}", ct);
+            if (response.TryGetProperty("data", out var data))
+                return System.Text.Json.JsonSerializer.Deserialize<List<TaxProfile>>(data.GetRawText()) ?? [];
+            return [];
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to get upcoming filings");
+            return [];
+        }
+    }
+
+    public async Task<int> CreateAsync(int clientId, string businessType, string? businessRegistration = null,
+        string? accountingMethod = null, DateTime? establishmentDate = null, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var request = new { clientId, businessType, businessRegistration, accountingMethod, establishmentDate };
+            var response = await httpClient.PostAsJsonAsync(BaseUrl, request, ct);
+            response.EnsureSuccessStatusCode();
+            var result = await response.Content.ReadFromJsonAsync<JsonElement>(cancellationToken: ct);
+            return result.TryGetProperty("id", out var idProp) ? idProp.GetInt32() : 0;
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to create tax profile");
+            return 0;
+        }
+    }
+
+    public async Task UpdateAsync(int id, string? businessType = null, string? accountingMethod = null,
+        DateTime? nextFilingDueDate = null, string? taxRiskLevel = null, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var request = new { businessType, accountingMethod, nextFilingDueDate, taxRiskLevel };
+            var response = await httpClient.PutAsJsonAsync($"{BaseUrl}/{id}", request, ct);
+            response.EnsureSuccessStatusCode();
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to update tax profile {Id}", id);
+        }
+    }
+
+    public async Task DeleteAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await httpClient.DeleteAsync($"{BaseUrl}/{id}", ct);
+            response.EnsureSuccessStatusCode();
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to delete tax profile {Id}", id);
+        }
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/AdminDashboardClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/AdminDashboardClient.cs
new file mode 100644
index 0000000..4d785cd
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/AdminDashboardClient.cs
@@ -0,0 +1,119 @@
+using System.Net.Http;
+using System.Net.Http.Json;
+using TaxBaik.Application.Services;
+using TaxBaik.Domain.Entities;
+
+namespace TaxBaik.Web.Client.Components.Admin.Services;
+
+/// <summary>
+/// Admin Dashboard API Client
+/// SOLID: Single Responsibility - Dashboard API 호출만 담당
+/// Dependency Inversion - 추상화된 인터페이스 사용
+/// </summary>
+public interface IAdminDashboardClient
+{
+    Task<AdminDashboardSummary> GetSummaryAsync(CancellationToken ct = default);
+    Task<IEnumerable<TaxFiling>> GetUpcomingFilingsAsync(int days = 30, CancellationToken ct = default);
+    Task<IEnumerable<Inquiry>> GetRecentInquiriesAsync(int limit = 10, CancellationToken ct = default);
+    Task<object> GetMonthlyStatsAsync(string? month = null, CancellationToken ct = default);
+}
+
+public class AdminDashboardClient : IAdminDashboardClient
+{
+    private readonly HttpClient _http;
+    private readonly ILogger<AdminDashboardClient> _logger;
+    private readonly ITokenStore _tokenStore;
+
+    public AdminDashboardClient(HttpClient http, ILogger<AdminDashboardClient> logger, ITokenStore tokenStore)
+    {
+        _http = http;
+        _logger = logger;
+        _tokenStore = tokenStore;
+    }
+
+    private void EnsureAuthHeader()
+    {
+        if (!string.IsNullOrEmpty(_tokenStore.AccessToken))
+            _http.DefaultRequestHeaders.Authorization = new("Bearer", _tokenStore.AccessToken);
+        else
+            _http.DefaultRequestHeaders.Authorization = null;
+    }
+
+    public async Task<AdminDashboardSummary> GetSummaryAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var result = await _http.GetFromJsonAsync<AdminDashboardSummary>(
+                "admin-dashboard/summary", cancellationToken: ct);
+            return result ?? new(0, 0, 0, 0, []);
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch dashboard summary");
+            throw;
+        }
+    }
+
+    public async Task<IEnumerable<TaxFiling>> GetUpcomingFilingsAsync(int days = 30, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var result = await _http.GetFromJsonAsync<ApiResponse<TaxFiling>>(
+                $"admin-dashboard/upcoming-filings?days={days}", cancellationToken: ct);
+            return result?.Data ?? [];
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch upcoming filings");
+            throw;
+        }
+    }
+
+    public async Task<IEnumerable<Inquiry>> GetRecentInquiriesAsync(int limit = 10, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var result = await _http.GetFromJsonAsync<ApiResponse<Inquiry>>(
+                $"admin-dashboard/recent-inquiries?limit={limit}", cancellationToken: ct);
+            return result?.Data ?? [];
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch recent inquiries");
+            throw;
+        }
+    }
+
+    public async Task<object> GetMonthlyStatsAsync(string? month = null, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var url = "admin-dashboard/monthly-stats";
+            if (!string.IsNullOrEmpty(month))
+                url += $"?month={month}";
+
+            var result = await _http.GetFromJsonAsync<object>(url, cancellationToken: ct);
+            return result ?? new();
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch monthly stats");
+            throw;
+        }
+    }
+}
+
+/// <summary>
+/// API Response wrapper
+/// </summary>
+internal class ApiResponse<T>
+{
+    public IEnumerable<T>? Data { get; set; }
+    public int Total { get; set; }
+    public int Page { get; set; }
+    public int PageSize { get; set; }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/AnnouncementBrowserClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/AnnouncementBrowserClient.cs
new file mode 100644
index 0000000..348525a
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/AnnouncementBrowserClient.cs
@@ -0,0 +1,126 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services;
+
+using System.Net.Http;
+using System.Net.Http.Json;
+using TaxBaik.Application.DTOs;
+using TaxBaik.Domain.Entities;
+
+public interface IAnnouncementBrowserClient
+{
+    Task<IEnumerable<Announcement>> GetAllAsync(CancellationToken ct = default);
+    Task<Announcement?> GetByIdAsync(int id, CancellationToken ct = default);
+    Task<Announcement?> CreateAsync(AnnouncementDto dto, CancellationToken ct = default);
+    Task<Announcement?> UpdateAsync(int id, AnnouncementDto dto, CancellationToken ct = default);
+    Task<bool> DeleteAsync(int id, CancellationToken ct = default);
+}
+
+public class AnnouncementBrowserClient : IAnnouncementBrowserClient
+{
+    private readonly HttpClient _http;
+    private readonly ILogger<AnnouncementBrowserClient> _logger;
+    private readonly ITokenStore _tokenStore;
+
+    public AnnouncementBrowserClient(HttpClient http, ILogger<AnnouncementBrowserClient> logger, ITokenStore tokenStore)
+    {
+        _http = http;
+        _logger = logger;
+        _tokenStore = tokenStore;
+    }
+
+    private void EnsureAuthHeader()
+    {
+        if (!string.IsNullOrEmpty(_tokenStore.AccessToken))
+            _http.DefaultRequestHeaders.Authorization = new("Bearer", _tokenStore.AccessToken);
+        else
+            _http.DefaultRequestHeaders.Authorization = null;
+    }
+
+    public async Task<IEnumerable<Announcement>> GetAllAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var result = await _http.GetFromJsonAsync<AnnouncementListResponse>("announcement", cancellationToken: ct);
+            return result?.Data ?? [];
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch announcements");
+            throw;
+        }
+    }
+
+    public async Task<Announcement?> GetByIdAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await _http.GetFromJsonAsync<Announcement>($"announcement/{id}", cancellationToken: ct);
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch announcement {AnnouncementId}", id);
+            throw;
+        }
+    }
+
+    public async Task<Announcement?> CreateAsync(AnnouncementDto dto, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.PostAsJsonAsync("announcement", dto, cancellationToken: ct);
+            if (!response.IsSuccessStatusCode) return null;
+
+            var content = await response.Content.ReadAsStringAsync(ct);
+            return System.Text.Json.JsonSerializer.Deserialize<Announcement>(
+                content,
+                new System.Text.Json.JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to create announcement");
+            throw;
+        }
+    }
+
+    public async Task<Announcement?> UpdateAsync(int id, AnnouncementDto dto, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.PutAsJsonAsync($"announcement/{id}", dto, cancellationToken: ct);
+            if (!response.IsSuccessStatusCode) return null;
+
+            var content = await response.Content.ReadAsStringAsync(ct);
+            return System.Text.Json.JsonSerializer.Deserialize<Announcement>(
+                content,
+                new System.Text.Json.JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to update announcement {AnnouncementId}", id);
+            throw;
+        }
+    }
+
+    public async Task<bool> DeleteAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.DeleteAsync($"announcement/{id}", cancellationToken: ct);
+            return response.IsSuccessStatusCode;
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to delete announcement {AnnouncementId}", id);
+            throw;
+        }
+    }
+
+    private class AnnouncementListResponse
+    {
+        public List<Announcement> Data { get; set; } = [];
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/ApiClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/ApiClient.cs
new file mode 100644
index 0000000..d40e243
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/ApiClient.cs
@@ -0,0 +1,110 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services;
+
+using Microsoft.AspNetCore.Components;
+using System.Text.Json;
+
+public interface IApiClient
+{
+    Task<T?> GetAsync<T>(string endpoint);
+    Task<T?> PostAsync<T>(string endpoint, object data);
+    Task<T?> PutAsync<T>(string endpoint, object data);
+    Task DeleteAsync(string endpoint);
+    Task SetAuthToken(string? token);
+}
+
+public class ApiClient : IApiClient
+{
+    private readonly HttpClient _httpClient;
+    private readonly NavigationManager _navigationManager;
+    private string? _authToken;
+
+    public ApiClient(HttpClient httpClient, NavigationManager navigationManager)
+    {
+        _httpClient = httpClient;
+        _navigationManager = navigationManager;
+    }
+
+    public async Task SetAuthToken(string? token)
+    {
+        _authToken = token;
+        if (token != null)
+            _httpClient.DefaultRequestHeaders.Authorization = new("Bearer", token);
+        else
+            _httpClient.DefaultRequestHeaders.Authorization = null;
+    }
+
+    public async Task<T?> GetAsync<T>(string endpoint)
+    {
+        try
+        {
+            var response = await _httpClient.GetAsync(BuildApiUri(endpoint));
+            if (!response.IsSuccessStatusCode)
+                return default;
+
+            var content = await response.Content.ReadAsStringAsync();
+            return JsonSerializer.Deserialize<T>(content, new JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+        }
+        catch
+        {
+            return default;
+        }
+    }
+
+    public async Task<T?> PostAsync<T>(string endpoint, object data)
+    {
+        try
+        {
+            var json = JsonSerializer.Serialize(data);
+            var content = new StringContent(json, System.Text.Encoding.UTF8, "application/json");
+            var response = await _httpClient.PostAsync(BuildApiUri(endpoint), content);
+
+            if (!response.IsSuccessStatusCode)
+                return default;
+
+            var responseContent = await response.Content.ReadAsStringAsync();
+            return JsonSerializer.Deserialize<T>(responseContent, new JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+        }
+        catch
+        {
+            return default;
+        }
+    }
+
+    public async Task<T?> PutAsync<T>(string endpoint, object data)
+    {
+        try
+        {
+            var json = JsonSerializer.Serialize(data);
+            var content = new StringContent(json, System.Text.Encoding.UTF8, "application/json");
+            var response = await _httpClient.PutAsync(BuildApiUri(endpoint), content);
+
+            if (!response.IsSuccessStatusCode)
+                return default;
+
+            var responseContent = await response.Content.ReadAsStringAsync();
+            return JsonSerializer.Deserialize<T>(responseContent, new JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+        }
+        catch
+        {
+            return default;
+        }
+    }
+
+    public async Task DeleteAsync(string endpoint)
+    {
+        try
+        {
+            await _httpClient.DeleteAsync(BuildApiUri(endpoint));
+        }
+        catch
+        {
+            // Ignore
+        }
+    }
+
+    private Uri BuildApiUri(string endpoint)
+    {
+        var relative = $"api/{endpoint.TrimStart('/')}";
+        return new Uri(new Uri(_navigationManager.BaseUri), relative);
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/BlogBrowserClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/BlogBrowserClient.cs
new file mode 100644
index 0000000..31a6e6e
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/BlogBrowserClient.cs
@@ -0,0 +1,104 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services;
+
+using System.Net.Http.Json;
+using TaxBaik.Application.DTOs;
+
+public interface IBlogBrowserClient
+{
+    Task<(IEnumerable<BlogPostResponseDto> Items, int Total)> GetAdminPagedAsync(int page = 1, int pageSize = 20, CancellationToken ct = default);
+    Task<(IEnumerable<BlogPostResponseDto> Items, int Total)> GetArchivedPagedAsync(int page = 1, int pageSize = 20, CancellationToken ct = default);
+    Task<BlogPostResponseDto?> GetByIdAsync(int id, CancellationToken ct = default);
+    Task<BlogPostResponseDto?> CreateAsync(CreateBlogPostDto dto, CancellationToken ct = default);
+    Task<BlogPostResponseDto?> UpdateAsync(int id, CreateBlogPostDto dto, CancellationToken ct = default);
+    Task<bool> DeleteAsync(int id, CancellationToken ct = default);
+    Task<bool> RestoreAsync(int id, CancellationToken ct = default);
+    Task<bool> TogglePublishAsync(int id, CreateBlogPostDto dto, CancellationToken ct = default);
+}
+
+public class BlogBrowserClient : IBlogBrowserClient
+{
+    private readonly HttpClient _http;
+    private readonly ILogger<BlogBrowserClient> _logger;
+    private readonly ITokenStore _tokenStore;
+
+    public BlogBrowserClient(HttpClient http, ILogger<BlogBrowserClient> logger, ITokenStore tokenStore)
+    {
+        _http = http;
+        _logger = logger;
+        _tokenStore = tokenStore;
+    }
+
+    private void EnsureAuthHeader()
+    {
+        if (!string.IsNullOrEmpty(_tokenStore.AccessToken))
+            _http.DefaultRequestHeaders.Authorization = new("Bearer", _tokenStore.AccessToken);
+        else
+            _http.DefaultRequestHeaders.Authorization = null;
+    }
+
+    public async Task<(IEnumerable<BlogPostResponseDto> Items, int Total)> GetAdminPagedAsync(int page = 1, int pageSize = 20, CancellationToken ct = default)
+    {
+        EnsureAuthHeader();
+        var result = await _http.GetFromJsonAsync<PagedResponse>($"blog/admin?page={page}&pageSize={pageSize}", ct);
+        return result != null ? (result.Data, result.Total) : ([], 0);
+    }
+
+    public async Task<(IEnumerable<BlogPostResponseDto> Items, int Total)> GetArchivedPagedAsync(int page = 1, int pageSize = 20, CancellationToken ct = default)
+    {
+        EnsureAuthHeader();
+        var result = await _http.GetFromJsonAsync<PagedResponse>($"blog/admin/archived?page={page}&pageSize={pageSize}", ct);
+        return result != null ? (result.Data, result.Total) : ([], 0);
+    }
+
+    public async Task<BlogPostResponseDto?> GetByIdAsync(int id, CancellationToken ct = default)
+    {
+        EnsureAuthHeader();
+        return await _http.GetFromJsonAsync<BlogPostResponseDto>($"blog/{id}", ct);
+    }
+
+    public async Task<BlogPostResponseDto?> CreateAsync(CreateBlogPostDto dto, CancellationToken ct = default)
+    {
+        EnsureAuthHeader();
+        var response = await _http.PostAsJsonAsync("blog", dto, ct);
+        if (!response.IsSuccessStatusCode)
+            return null;
+        var content = await response.Content.ReadAsStringAsync(ct);
+        return System.Text.Json.JsonSerializer.Deserialize<BlogPostResponseDto>(content, new System.Text.Json.JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+    }
+
+    public async Task<BlogPostResponseDto?> UpdateAsync(int id, CreateBlogPostDto dto, CancellationToken ct = default)
+    {
+        EnsureAuthHeader();
+        var response = await _http.PutAsJsonAsync($"blog/{id}", dto, ct);
+        if (!response.IsSuccessStatusCode)
+            return null;
+        var content = await response.Content.ReadAsStringAsync(ct);
+        return System.Text.Json.JsonSerializer.Deserialize<BlogPostResponseDto>(content, new System.Text.Json.JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+    }
+
+    public async Task<bool> DeleteAsync(int id, CancellationToken ct = default)
+    {
+        EnsureAuthHeader();
+        var response = await _http.DeleteAsync($"blog/{id}", ct);
+        return response.IsSuccessStatusCode;
+    }
+
+    public async Task<bool> RestoreAsync(int id, CancellationToken ct = default)
+    {
+        EnsureAuthHeader();
+        var response = await _http.PostAsync($"blog/{id}/restore", null, ct);
+        return response.IsSuccessStatusCode;
+    }
+
+    public async Task<bool> TogglePublishAsync(int id, CreateBlogPostDto dto, CancellationToken ct = default)
+    {
+        var result = await UpdateAsync(id, dto, ct);
+        return result != null;
+    }
+
+    private sealed class PagedResponse
+    {
+        public List<BlogPostResponseDto> Data { get; set; } = [];
+        public int Total { get; set; }
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/CategoryBrowserClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/CategoryBrowserClient.cs
new file mode 100644
index 0000000..e7bb342
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/CategoryBrowserClient.cs
@@ -0,0 +1,35 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services;
+
+using System.Net.Http.Json;
+using TaxBaik.Domain.Entities;
+
+public interface ICategoryBrowserClient
+{
+    Task<IReadOnlyList<Category>> GetAllAsync(CancellationToken ct = default);
+}
+
+public class CategoryBrowserClient : ICategoryBrowserClient
+{
+    private readonly HttpClient _http;
+    private readonly ILogger<CategoryBrowserClient> _logger;
+
+    public CategoryBrowserClient(HttpClient http, ILogger<CategoryBrowserClient> logger)
+    {
+        _http = http;
+        _logger = logger;
+    }
+
+    public async Task<IReadOnlyList<Category>> GetAllAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            var result = await _http.GetFromJsonAsync<List<Category>>("category", cancellationToken: ct);
+            return result ?? [];
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch categories");
+            throw;
+        }
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/ClientBrowserClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/ClientBrowserClient.cs
new file mode 100644
index 0000000..5f543bd
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/ClientBrowserClient.cs
@@ -0,0 +1,141 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services;
+
+using System.Net.Http;
+using System.Net.Http.Json;
+using TaxBaik.Application.DTOs;
+using TaxBaik.Domain.Entities;
+
+/// <summary>
+/// Client API Client for Admin Blazor
+/// SOLID: Single Responsibility - Client API calls only
+/// </summary>
+public interface IClientBrowserClient
+{
+    Task<(IEnumerable<Client> Items, int Total)> GetPagedAsync(
+        int page = 1, int pageSize = 20, string? status = null, string? search = null, CancellationToken ct = default);
+    Task<Client?> GetByIdAsync(int id, CancellationToken ct = default);
+    Task<Client?> CreateAsync(CreateClientDto dto, CancellationToken ct = default);
+    Task<Client?> UpdateAsync(int id, CreateClientDto dto, CancellationToken ct = default);
+    Task<bool> DeleteAsync(int id, CancellationToken ct = default);
+}
+
+public class ClientBrowserClient : IClientBrowserClient
+{
+    private readonly HttpClient _http;
+    private readonly ILogger<ClientBrowserClient> _logger;
+    private readonly ITokenStore _tokenStore;
+
+    public ClientBrowserClient(HttpClient http, ILogger<ClientBrowserClient> logger, ITokenStore tokenStore)
+    {
+        _http = http;
+        _logger = logger;
+        _tokenStore = tokenStore;
+    }
+
+    private void EnsureAuthHeader()
+    {
+        if (!string.IsNullOrEmpty(_tokenStore.AccessToken))
+            _http.DefaultRequestHeaders.Authorization = new("Bearer", _tokenStore.AccessToken);
+        else
+            _http.DefaultRequestHeaders.Authorization = null;
+    }
+
+    public async Task<(IEnumerable<Client> Items, int Total)> GetPagedAsync(
+        int page = 1, int pageSize = 20, string? status = null, string? search = null, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var query = $"client?page={page}&pageSize={pageSize}";
+            if (!string.IsNullOrEmpty(status))
+                query += $"&status={status}";
+            if (!string.IsNullOrEmpty(search))
+                query += $"&search={Uri.EscapeDataString(search)}";
+
+            var result = await _http.GetFromJsonAsync<ClientPagedResponse>(query, cancellationToken: ct);
+            return result != null ? (result.Data, result.Total) : ([], 0);
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch clients");
+            throw;
+        }
+    }
+
+    public async Task<Client?> GetByIdAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await _http.GetFromJsonAsync<Client>($"client/{id}", cancellationToken: ct);
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch client {ClientId}", id);
+            throw;
+        }
+    }
+
+    public async Task<Client?> CreateAsync(CreateClientDto dto, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.PostAsJsonAsync("client", dto, cancellationToken: ct);
+            if (!response.IsSuccessStatusCode)
+                return null;
+
+            var content = await response.Content.ReadAsStringAsync(ct);
+            return System.Text.Json.JsonSerializer.Deserialize<Client>(
+                content,
+                new System.Text.Json.JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to create client");
+            throw;
+        }
+    }
+
+    public async Task<Client?> UpdateAsync(int id, CreateClientDto dto, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.PutAsJsonAsync($"client/{id}", dto, cancellationToken: ct);
+            if (!response.IsSuccessStatusCode)
+                return null;
+
+            var content = await response.Content.ReadAsStringAsync(ct);
+            return System.Text.Json.JsonSerializer.Deserialize<Client>(
+                content,
+                new System.Text.Json.JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to update client {ClientId}", id);
+            throw;
+        }
+    }
+
+    public async Task<bool> DeleteAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.DeleteAsync($"client/{id}", cancellationToken: ct);
+            return response.IsSuccessStatusCode;
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to delete client {ClientId}", id);
+            throw;
+        }
+    }
+
+    private class ClientPagedResponse
+    {
+        public List<Client> Data { get; set; } = [];
+        public int Total { get; set; }
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/CustomAuthenticationStateProvider.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/CustomAuthenticationStateProvider.cs
new file mode 100644
index 0000000..4a56092
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/CustomAuthenticationStateProvider.cs
@@ -0,0 +1,221 @@
+using System.IdentityModel.Tokens.Jwt;
+using System.Security.Claims;
+using Microsoft.AspNetCore.Components.Authorization;
+using TaxBaik.Application.Services;
+
+namespace TaxBaik.Web.Client.Components.Admin.Services;
+
+public class CustomAuthenticationStateProvider : AuthenticationStateProvider
+{
+    private readonly ILocalStorageService _localStorage;
+    private readonly ITokenStore _tokenStore;
+    private readonly IApiClient _apiClient;
+    private readonly ILogger<CustomAuthenticationStateProvider> _logger;
+
+    public CustomAuthenticationStateProvider(
+        ILocalStorageService localStorage,
+        ITokenStore tokenStore,
+        IApiClient apiClient,
+        ILogger<CustomAuthenticationStateProvider> logger)
+    {
+        _localStorage = localStorage;
+        _tokenStore = tokenStore;
+        _apiClient = apiClient;
+        _logger = logger;
+    }
+
+    public override async Task<AuthenticationState> GetAuthenticationStateAsync()
+    {
+        try
+        {
+            var accessToken = _tokenStore.AccessToken;
+
+            // TokenStore가 비어있으면 localStorage에서 복원 (페이지 리로드 후)
+            if (string.IsNullOrEmpty(accessToken))
+            {
+                var storedToken = await _localStorage.GetItemAsStringAsync("accessToken");
+                if (!string.IsNullOrEmpty(storedToken))
+                {
+                    var refreshToken = await _localStorage.GetItemAsStringAsync("refreshToken");
+                    var ticksStr = await _localStorage.GetItemAsStringAsync("tokenExpiry");
+                    if (TryNormalizeExpiryTicks(ticksStr, out var ticks))
+                    {
+                        _tokenStore.AccessToken = storedToken;
+                        _tokenStore.RefreshToken = refreshToken;
+                        _tokenStore.TokenExpiryTicks = ticks;
+                        accessToken = storedToken;
+                    }
+                }
+            }
+
+            if (string.IsNullOrEmpty(_tokenStore.AccessToken))
+            {
+                return new AuthenticationState(new ClaimsPrincipal(new ClaimsIdentity()));
+            }
+
+            // 토큰이 만료되면 로그아웃
+            if (_tokenStore.IsAccessTokenExpired())
+            {
+                _logger.LogWarning("Access token 만료됨 - 자동 로그아웃");
+                await LogoutAsync();
+                return new AuthenticationState(new ClaimsPrincipal(new ClaimsIdentity()));
+            }
+
+            // 토큰이 5분 이내로 만료되면 자동 갱신 시도 (사용자 경험 향상)
+            if (!string.IsNullOrEmpty(_tokenStore.RefreshToken) && ShouldRefreshToken())
+            {
+                _logger.LogInformation("토큰 만료 5분 전 - 자동 갱신 시작");
+                var request = new { RefreshToken = _tokenStore.RefreshToken };
+                var newTokenPair = await _apiClient.PostAsync<WasmAuthTokenPair>("auth/refresh", request);
+                if (newTokenPair != null && !string.IsNullOrEmpty(newTokenPair.AccessToken))
+                {
+                    await LoginAsync(newTokenPair.AccessToken, newTokenPair.RefreshToken, newTokenPair.ExpiresIn);
+                    _logger.LogInformation("토큰 자동 갱신 성공");
+                    accessToken = newTokenPair.AccessToken;
+                }
+                else
+                {
+                    _logger.LogWarning("토큰 자동 갱신 실패 - 로그아웃");
+                    await LogoutAsync();
+                    return new AuthenticationState(new ClaimsPrincipal(new ClaimsIdentity()));
+                }
+            }
+
+            var principal = ValidateTokenWithoutDb(accessToken ?? string.Empty);
+            if (principal == null)
+            {
+                await LogoutAsync();
+                return new AuthenticationState(new ClaimsPrincipal(new ClaimsIdentity()));
+            }
+
+            return new AuthenticationState(principal);
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "인증 상태 조회 중 오류 발생");
+            return new AuthenticationState(new ClaimsPrincipal(new ClaimsIdentity()));
+        }
+    }
+
+    private ClaimsPrincipal? ValidateTokenWithoutDb(string token)
+    {
+        try
+        {
+            var handler = new JwtSecurityTokenHandler();
+            var jwtToken = handler.ReadJwtToken(token);
+            var identity = new ClaimsIdentity(jwtToken.Claims, "jwt");
+            return new ClaimsPrincipal(identity);
+        }
+        catch
+        {
+            return null;
+        }
+    }
+
+
+    public async Task LoginAsync(string accessToken, string refreshToken, int expiresIn)
+    {
+        // 토큰 만료 시간을 .NET ticks로 계산 (JavaScript와 일치)
+        // JavaScript: 621355968000000000 + ((Date.now() + expiresIn*1000) * 10000)
+        // 이를 C#로 변환하면 DateTime.UtcNow.AddSeconds(expiresIn).Ticks
+        var tokenExpiryTicks = DateTime.UtcNow.AddSeconds(expiresIn).Ticks;
+
+        // TokenStore에 저장 (DelegatingHandler에서 사용)
+        _tokenStore.AccessToken = accessToken;
+        _tokenStore.RefreshToken = refreshToken;
+        _tokenStore.TokenExpiryTicks = tokenExpiryTicks;
+
+        // localStorage에도 저장 (페이지 리로드 후 복원)
+        await _localStorage.SetItemAsStringAsync("accessToken", accessToken);
+        await _localStorage.SetItemAsStringAsync("refreshToken", refreshToken);
+        await _localStorage.SetItemAsStringAsync("tokenExpiry", tokenExpiryTicks.ToString());
+
+        // Blazor에 인증 상태 변경을 알림 - 이 호출 자체는 async이지만 fire-and-forget OK
+        // (NotifyAuthenticationStateChanged는 내부적으로 Task를 구독함)
+        NotifyAuthenticationStateChanged(GetAuthenticationStateAsync());
+    }
+
+    private static bool TryNormalizeExpiryTicks(string? rawValue, out long ticks)
+    {
+        ticks = 0;
+        if (!long.TryParse(rawValue, out var parsed))
+        {
+            return false;
+        }
+
+        // Support both legacy Unix-millisecond storage and .NET ticks.
+        if (parsed > 10_000_000_000_000L && parsed < 100_000_000_000_000_000L)
+        {
+            ticks = parsed;
+            return true;
+        }
+
+        if (parsed > 1_000_000_000_000L && parsed < 100_000_000_000_000L)
+        {
+            ticks = DateTimeOffset.FromUnixTimeMilliseconds(parsed).UtcDateTime.Ticks;
+            return true;
+        }
+
+        return false;
+    }
+
+    private bool ShouldRefreshToken()
+    {
+        // 토큰이 5분 이내로 만료되면 갱신 (300초 = 5분)
+        if (!_tokenStore.TokenExpiryTicks.HasValue || _tokenStore.TokenExpiryTicks.Value <= 0)
+            return false;
+
+        const int refreshThresholdSeconds = 300;
+        try
+        {
+            var expiryTime = new DateTime(_tokenStore.TokenExpiryTicks.Value, DateTimeKind.Utc);
+            var timeUntilExpiry = expiryTime - DateTime.UtcNow;
+            return timeUntilExpiry.TotalSeconds <= refreshThresholdSeconds && timeUntilExpiry.TotalSeconds > 0;
+        }
+        catch
+        {
+            return false;
+        }
+    }
+
+    public async Task LogoutAsync()
+    {
+        // TokenStore 초기화
+        _tokenStore.Clear();
+
+        // localStorage 초기화
+        await _localStorage.RemoveItemAsync("accessToken");
+        await _localStorage.RemoveItemAsync("refreshToken");
+        await _localStorage.RemoveItemAsync("tokenExpiry");
+
+        NotifyAuthenticationStateChanged(GetAuthenticationStateAsync());
+    }
+
+    private bool IsTokenExpired(string token)
+    {
+        try
+        {
+            var handler = new JwtSecurityTokenHandler();
+            var jwtToken = handler.ReadJwtToken(token);
+            return jwtToken.ValidTo < DateTime.UtcNow;
+        }
+        catch
+        {
+            return true;
+        }
+    }
+}
+
+public class WasmAuthTokenPair
+{
+    public WasmAuthTokenPair() { }
+    public WasmAuthTokenPair(string accessToken, string refreshToken, int expiresIn)
+    {
+        AccessToken = accessToken;
+        RefreshToken = refreshToken;
+        ExpiresIn = expiresIn;
+    }
+    public string AccessToken { get; set; } = "";
+    public string RefreshToken { get; set; } = "";
+    public int ExpiresIn { get; set; }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/FaqBrowserClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/FaqBrowserClient.cs
new file mode 100644
index 0000000..21dfe70
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/FaqBrowserClient.cs
@@ -0,0 +1,125 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services;
+
+using System.Net.Http;
+using System.Net.Http.Json;
+using TaxBaik.Domain.Entities;
+
+public interface IFaqBrowserClient
+{
+    Task<IEnumerable<Faq>> GetAllAsync(CancellationToken ct = default);
+    Task<Faq?> GetByIdAsync(int id, CancellationToken ct = default);
+    Task<Faq?> CreateAsync(Faq faq, CancellationToken ct = default);
+    Task<Faq?> UpdateAsync(int id, Faq faq, CancellationToken ct = default);
+    Task<bool> DeleteAsync(int id, CancellationToken ct = default);
+}
+
+public class FaqBrowserClient : IFaqBrowserClient
+{
+    private readonly HttpClient _http;
+    private readonly ILogger<FaqBrowserClient> _logger;
+    private readonly ITokenStore _tokenStore;
+
+    public FaqBrowserClient(HttpClient http, ILogger<FaqBrowserClient> logger, ITokenStore tokenStore)
+    {
+        _http = http;
+        _logger = logger;
+        _tokenStore = tokenStore;
+    }
+
+    private void EnsureAuthHeader()
+    {
+        if (!string.IsNullOrEmpty(_tokenStore.AccessToken))
+            _http.DefaultRequestHeaders.Authorization = new("Bearer", _tokenStore.AccessToken);
+        else
+            _http.DefaultRequestHeaders.Authorization = null;
+    }
+
+    public async Task<IEnumerable<Faq>> GetAllAsync(CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var result = await _http.GetFromJsonAsync<FaqListResponse>("faq", cancellationToken: ct);
+            return result?.Data ?? [];
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch FAQs");
+            throw;
+        }
+    }
+
+    public async Task<Faq?> GetByIdAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await _http.GetFromJsonAsync<Faq>($"faq/{id}", cancellationToken: ct);
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch FAQ {FaqId}", id);
+            throw;
+        }
+    }
+
+    public async Task<Faq?> CreateAsync(Faq faq, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.PostAsJsonAsync("faq", faq, cancellationToken: ct);
+            if (!response.IsSuccessStatusCode) return null;
+
+            var content = await response.Content.ReadAsStringAsync(ct);
+            return System.Text.Json.JsonSerializer.Deserialize<Faq>(
+                content,
+                new System.Text.Json.JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to create FAQ");
+            throw;
+        }
+    }
+
+    public async Task<Faq?> UpdateAsync(int id, Faq faq, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.PutAsJsonAsync($"faq/{id}", faq, cancellationToken: ct);
+            if (!response.IsSuccessStatusCode) return null;
+
+            var content = await response.Content.ReadAsStringAsync(ct);
+            return System.Text.Json.JsonSerializer.Deserialize<Faq>(
+                content,
+                new System.Text.Json.JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to update FAQ {FaqId}", id);
+            throw;
+        }
+    }
+
+    public async Task<bool> DeleteAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.DeleteAsync($"faq/{id}", cancellationToken: ct);
+            return response.IsSuccessStatusCode;
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to delete FAQ {FaqId}", id);
+            throw;
+        }
+    }
+
+    private class FaqListResponse
+    {
+        public List<Faq> Data { get; set; } = [];
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/ILocalStorageService.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/ILocalStorageService.cs
new file mode 100644
index 0000000..e172ac9
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/ILocalStorageService.cs
@@ -0,0 +1,8 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services;
+
+public interface ILocalStorageService
+{
+    Task<string?> GetItemAsStringAsync(string key);
+    Task SetItemAsStringAsync(string key, string value);
+    Task RemoveItemAsync(string key);
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/ITokenStore.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/ITokenStore.cs
new file mode 100644
index 0000000..2af491e
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/ITokenStore.cs
@@ -0,0 +1,39 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services;
+
+/// <summary>
+/// Scoped in-memory token store for Blazor Server.
+/// SOLID: Single Responsibility - Token lifecycle management
+/// Avoids JS interop from DelegatingHandler (which runs on non-circuit thread)
+/// </summary>
+public interface ITokenStore
+{
+    string? AccessToken { get; set; }
+    string? RefreshToken { get; set; }
+    long? TokenExpiryTicks { get; set; }
+
+    bool IsAccessTokenExpired();
+    void Clear();
+}
+
+public class TokenStore : ITokenStore
+{
+    public string? AccessToken { get; set; }
+    public string? RefreshToken { get; set; }
+    public long? TokenExpiryTicks { get; set; }
+
+    public bool IsAccessTokenExpired()
+    {
+        if (TokenExpiryTicks == null)
+            return true;
+
+        var expiryTime = new DateTime(TokenExpiryTicks.Value, DateTimeKind.Utc);
+        return expiryTime <= DateTime.UtcNow;
+    }
+
+    public void Clear()
+    {
+        AccessToken = null;
+        RefreshToken = null;
+        TokenExpiryTicks = null;
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/InquiryBrowserClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/InquiryBrowserClient.cs
new file mode 100644
index 0000000..7caec77
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/InquiryBrowserClient.cs
@@ -0,0 +1,219 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services;
+
+using System.Net.Http;
+using System.Net.Http.Json;
+using TaxBaik.Application.DTOs;
+using TaxBaik.Domain.Entities;
+
+/// <summary>
+/// Inquiry API Client for Admin Blazor
+/// SOLID: Single Responsibility - Inquiry API calls only
+/// Dependency Inversion - abstraction via interface
+/// </summary>
+public interface IInquiryBrowserClient
+{
+    Task<(IEnumerable<Inquiry> Items, int Total)> GetPagedAsync(int page = 1, int pageSize = 20, CancellationToken ct = default);
+    Task<Inquiry?> GetByIdAsync(int id, CancellationToken ct = default);
+    Task<bool> UpdateStatusAsync(int id, string status, CancellationToken ct = default);
+    Task<bool> UpdateAdminMemoAsync(int id, string adminMemo, CancellationToken ct = default);
+    Task<Inquiry?> UpdateAsync(int id, UpdateInquiryDto dto, CancellationToken ct = default);
+    Task<int> ConvertToClientAsync(int id, string name, string phone, string serviceType, CancellationToken ct = default);
+    Task<Inquiry?> CreateAsync(SubmitInquiryDto dto, CancellationToken ct = default);
+    Task<bool> DeleteAsync(int id, CancellationToken ct = default);
+}
+
+public class InquiryBrowserClient : IInquiryBrowserClient
+{
+    private readonly HttpClient _http;
+    private readonly ILogger<InquiryBrowserClient> _logger;
+    private readonly ITokenStore _tokenStore;
+
+    public InquiryBrowserClient(HttpClient http, ILogger<InquiryBrowserClient> logger, ITokenStore tokenStore)
+    {
+        _http = http;
+        _logger = logger;
+        _tokenStore = tokenStore;
+    }
+
+    private void EnsureAuthHeader()
+    {
+        if (!string.IsNullOrEmpty(_tokenStore.AccessToken))
+            _http.DefaultRequestHeaders.Authorization = new("Bearer", _tokenStore.AccessToken);
+        else
+            _http.DefaultRequestHeaders.Authorization = null;
+    }
+
+    public async Task<(IEnumerable<Inquiry> Items, int Total)> GetPagedAsync(
+        int page = 1, int pageSize = 20, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var result = await _http.GetFromJsonAsync<InquiryPagedResponse>(
+                $"inquiry?page={page}&pageSize={pageSize}",
+                cancellationToken: ct);
+
+            return result != null
+                ? (result.Data, result.Total)
+                : ([], 0);
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch inquiries");
+            throw;
+        }
+    }
+
+    public async Task<Inquiry?> GetByIdAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await _http.GetFromJsonAsync<Inquiry>(
+                $"inquiry/{id}",
+                cancellationToken: ct);
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch inquiry {InquiryId}", id);
+            throw;
+        }
+    }
+
+    public async Task<bool> UpdateStatusAsync(int id, string status, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var request = new { status };
+            var response = await _http.PutAsJsonAsync(
+                $"inquiry/{id}/status",
+                request,
+                cancellationToken: ct);
+
+            return response.IsSuccessStatusCode;
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to update inquiry {InquiryId} status", id);
+            throw;
+        }
+    }
+
+    public async Task<bool> UpdateAdminMemoAsync(int id, string adminMemo, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var request = new { adminMemo };
+            var response = await _http.PutAsJsonAsync(
+                $"inquiry/{id}/memo",
+                request,
+                cancellationToken: ct);
+
+            return response.IsSuccessStatusCode;
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to update inquiry {InquiryId} memo", id);
+            throw;
+        }
+    }
+
+    public async Task<Inquiry?> UpdateAsync(int id, UpdateInquiryDto dto, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.PutAsJsonAsync($"inquiry/{id}", dto, cancellationToken: ct);
+            if (!response.IsSuccessStatusCode)
+                return null;
+
+            var content = await response.Content.ReadAsStringAsync(ct);
+            return System.Text.Json.JsonSerializer.Deserialize<Inquiry>(
+                content,
+                new System.Text.Json.JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to update inquiry {InquiryId}", id);
+            throw;
+        }
+    }
+
+    public async Task<int> ConvertToClientAsync(int id, string name, string phone, string serviceType, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.PostAsJsonAsync(
+                $"inquiry/{id}/convert-to-client",
+                new { name, phone, serviceType },
+                cancellationToken: ct);
+
+            if (!response.IsSuccessStatusCode)
+                return 0;
+
+            var content = await response.Content.ReadAsStringAsync(ct);
+            var result = System.Text.Json.JsonSerializer.Deserialize<ConvertToClientResponse>(
+                content,
+                new System.Text.Json.JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+
+            return result?.ClientId ?? 0;
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to convert inquiry {InquiryId} to client", id);
+            throw;
+        }
+    }
+
+    public async Task<Inquiry?> CreateAsync(SubmitInquiryDto dto, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.PostAsJsonAsync("inquiry", dto, cancellationToken: ct);
+            if (!response.IsSuccessStatusCode)
+                return null;
+
+            var content = await response.Content.ReadAsStringAsync(ct);
+            return System.Text.Json.JsonSerializer.Deserialize<Inquiry>(
+                content,
+                new System.Text.Json.JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to create inquiry");
+            throw;
+        }
+    }
+
+    public async Task<bool> DeleteAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.DeleteAsync($"inquiry/{id}", ct);
+            return response.IsSuccessStatusCode;
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to delete inquiry {InquiryId}", id);
+            throw;
+        }
+    }
+
+    private class InquiryPagedResponse
+    {
+        public List<Inquiry> Data { get; set; } = [];
+        public int Total { get; set; }
+        public int Page { get; set; }
+        public int PageSize { get; set; }
+    }
+
+    private class ConvertToClientResponse
+    {
+        public int ClientId { get; set; }
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/LocalStorageService.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/LocalStorageService.cs
new file mode 100644
index 0000000..4824801
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/LocalStorageService.cs
@@ -0,0 +1,43 @@
+using Microsoft.JSInterop;
+
+namespace TaxBaik.Web.Client.Components.Admin.Services;
+
+public class LocalStorageService : ILocalStorageService
+{
+    private readonly IJSRuntime _jsRuntime;
+
+    public LocalStorageService(IJSRuntime jsRuntime)
+    {
+        _jsRuntime = jsRuntime;
+    }
+
+    public async Task<string?> GetItemAsStringAsync(string key)
+    {
+        try
+        {
+            return await _jsRuntime.InvokeAsync<string>("localStorage.getItem", key);
+        }
+        catch
+        {
+            return null;
+        }
+    }
+
+    public async Task SetItemAsStringAsync(string key, string value)
+    {
+        try
+        {
+            await _jsRuntime.InvokeVoidAsync("localStorage.setItem", key, value);
+        }
+        catch { }
+    }
+
+    public async Task RemoveItemAsync(string key)
+    {
+        try
+        {
+            await _jsRuntime.InvokeVoidAsync("localStorage.removeItem", key);
+        }
+        catch { }
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/TaxFilingBrowserClient.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/TaxFilingBrowserClient.cs
new file mode 100644
index 0000000..6928015
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/TaxFilingBrowserClient.cs
@@ -0,0 +1,149 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services;
+
+using System.Net.Http;
+using System.Net.Http.Json;
+using TaxBaik.Domain.Entities;
+
+/// <summary>
+/// TaxFiling API Client for Admin Blazor
+/// </summary>
+public interface ITaxFilingBrowserClient
+{
+    Task<IEnumerable<TaxFiling>> GetUpcomingAsync(int daysAhead = 30, CancellationToken ct = default);
+    Task<IEnumerable<TaxFiling>> GetByClientIdAsync(int clientId, CancellationToken ct = default);
+    Task<TaxFiling?> GetByIdAsync(int id, CancellationToken ct = default);
+    Task<TaxFiling?> CreateAsync(TaxFiling filing, CancellationToken ct = default);
+    Task<TaxFiling?> UpdateAsync(int id, TaxFiling filing, CancellationToken ct = default);
+    Task<bool> DeleteAsync(int id, CancellationToken ct = default);
+}
+
+public class TaxFilingBrowserClient : ITaxFilingBrowserClient
+{
+    private readonly HttpClient _http;
+    private readonly ILogger<TaxFilingBrowserClient> _logger;
+    private readonly ITokenStore _tokenStore;
+
+    public TaxFilingBrowserClient(HttpClient http, ILogger<TaxFilingBrowserClient> logger, ITokenStore tokenStore)
+    {
+        _http = http;
+        _logger = logger;
+        _tokenStore = tokenStore;
+    }
+
+    private void EnsureAuthHeader()
+    {
+        if (!string.IsNullOrEmpty(_tokenStore.AccessToken))
+            _http.DefaultRequestHeaders.Authorization = new("Bearer", _tokenStore.AccessToken);
+        else
+            _http.DefaultRequestHeaders.Authorization = null;
+    }
+
+    public async Task<IEnumerable<TaxFiling>> GetUpcomingAsync(int daysAhead = 30, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var result = await _http.GetFromJsonAsync<TaxFilingListResponse>(
+                $"taxfiling/upcoming?daysAhead={daysAhead}", cancellationToken: ct);
+            return result?.Data ?? [];
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch upcoming filings");
+            throw;
+        }
+    }
+
+    public async Task<IEnumerable<TaxFiling>> GetByClientIdAsync(int clientId, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var result = await _http.GetFromJsonAsync<TaxFilingListResponse>(
+                $"taxfiling/client/{clientId}", cancellationToken: ct);
+            return result?.Data ?? [];
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch filings for client {ClientId}", clientId);
+            throw;
+        }
+    }
+
+    public async Task<TaxFiling?> GetByIdAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            return await _http.GetFromJsonAsync<TaxFiling>(
+                $"taxfiling/{id}", cancellationToken: ct);
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to fetch filing {FilingId}", id);
+            throw;
+        }
+    }
+
+    public async Task<TaxFiling?> CreateAsync(TaxFiling filing, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.PostAsJsonAsync("taxfiling", filing, cancellationToken: ct);
+            if (!response.IsSuccessStatusCode)
+                return null;
+
+            var content = await response.Content.ReadAsStringAsync(ct);
+            return System.Text.Json.JsonSerializer.Deserialize<TaxFiling>(
+                content,
+                new System.Text.Json.JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to create filing");
+            throw;
+        }
+    }
+
+    public async Task<TaxFiling?> UpdateAsync(int id, TaxFiling filing, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.PutAsJsonAsync($"taxfiling/{id}", filing, cancellationToken: ct);
+            if (!response.IsSuccessStatusCode)
+                return null;
+
+            var content = await response.Content.ReadAsStringAsync(ct);
+            return System.Text.Json.JsonSerializer.Deserialize<TaxFiling>(
+                content,
+                new System.Text.Json.JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to update filing {FilingId}", id);
+            throw;
+        }
+    }
+
+    public async Task<bool> DeleteAsync(int id, CancellationToken ct = default)
+    {
+        try
+        {
+            EnsureAuthHeader();
+            var response = await _http.DeleteAsync($"taxfiling/{id}", cancellationToken: ct);
+            return response.IsSuccessStatusCode;
+        }
+        catch (HttpRequestException ex)
+        {
+            _logger.LogError(ex, "Failed to delete filing {FilingId}", id);
+            throw;
+        }
+    }
+
+    private class TaxFilingListResponse
+    {
+        public List<TaxFiling> Data { get; set; } = [];
+    }
+}
diff --git a/src/TaxBaik.Web.Client/Components/Admin/Services/TokenRefreshHandler.cs b/src/TaxBaik.Web.Client/Components/Admin/Services/TokenRefreshHandler.cs
new file mode 100644
index 0000000..b0f6e84
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/Services/TokenRefreshHandler.cs
@@ -0,0 +1,106 @@
+namespace TaxBaik.Web.Client.Components.Admin.Services;
+
+using System.Net;
+using System.Text.Json;
+
+/// <summary>
+/// HTTP 요청 시 자동으로 access token을 추가하고,
+/// 401 응답을 받으면 refresh token으로 새 토큰을 획득한 후 재시도합니다.
+/// SOLID: Single Responsibility - 토큰 갱신 로직만 담당
+/// </summary>
+public class TokenRefreshHandler : DelegatingHandler
+{
+    private readonly IServiceProvider _serviceProvider;
+    private readonly ILogger<TokenRefreshHandler> _logger;
+
+    public TokenRefreshHandler(IServiceProvider serviceProvider, ILogger<TokenRefreshHandler> logger)
+    {
+        _serviceProvider = serviceProvider;
+        _logger = logger;
+    }
+
+    protected override async Task<HttpResponseMessage> SendAsync(
+        HttpRequestMessage request,
+        CancellationToken cancellationToken)
+    {
+        // 최신 Scoped ITokenStore 실시간 해석 (Scope Capture 차단 및 기존 Blazor 회로 수명 공유)
+        var tokenStore = Microsoft.Extensions.DependencyInjection.ServiceProviderServiceExtensions.GetRequiredService<ITokenStore>(_serviceProvider);
+
+        // 요청에 access token 추가
+        if (!string.IsNullOrEmpty(tokenStore.AccessToken))
+        {
+            request.Headers.Authorization = new("Bearer", tokenStore.AccessToken);
+        }
+
+        var response = await base.SendAsync(request, cancellationToken);
+
+        // 401 응답이면 토큰 갱신 시도
+        if (response.StatusCode == HttpStatusCode.Unauthorized)
+        {
+            if (!string.IsNullOrEmpty(tokenStore.RefreshToken))
+            {
+                var newTokenPair = await RefreshTokenAsync(tokenStore.RefreshToken, request, cancellationToken);
+                if (newTokenPair != null)
+                {
+                    // TokenStore에 토큰 저장
+                    tokenStore.AccessToken = newTokenPair.AccessToken;
+                    tokenStore.RefreshToken = newTokenPair.RefreshToken;
+                    tokenStore.TokenExpiryTicks = DateTime.UtcNow.AddSeconds(newTokenPair.ExpiresIn).Ticks;
+
+                    // 새 토큰으로 재요청
+                    request.Headers.Authorization = new("Bearer", newTokenPair.AccessToken);
+                    response = await base.SendAsync(request, cancellationToken);
+                }
+                else
+                {
+                    _logger.LogWarning("토큰 갱신 실패 - 로그아웃");
+                    tokenStore.Clear();
+                }
+            }
+        }
+
+        return response;
+    }
+
+    private async Task<WasmAuthTokenPair?> RefreshTokenAsync(string refreshToken, HttpRequestMessage originalRequest, CancellationToken ct)
+    {
+        try
+        {
+            // 원래 요청의 호스트 정보 추출
+            var authority = originalRequest.RequestUri?.Authority ?? "localhost:5001";
+            var scheme = originalRequest.RequestUri?.Scheme ?? "http";
+
+            using var httpClient = new HttpClient();
+            var refreshUri = new Uri($"{scheme}://{authority}/taxbaik/api/auth/refresh");
+            var json = JsonSerializer.Serialize(new { refreshToken });
+            var content = new StringContent(json, System.Text.Encoding.UTF8, "application/json");
+
+            var response = await httpClient.PostAsync(refreshUri, content, ct);
+            if (!response.IsSuccessStatusCode)
+            {
+                _logger.LogWarning($"Token refresh failed with status {response.StatusCode}");
+                return null;
+            }
+
+            var responseContent = await response.Content.ReadAsStringAsync(ct);
+            var result = JsonSerializer.Deserialize<AuthTokenResponse>(responseContent,
+                new JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+
+            return result != null
+                ? new WasmAuthTokenPair(result.AccessToken, result.RefreshToken, result.ExpiresIn)
+                : null;
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Exception during token refresh");
+            return null;
+        }
+    }
+}
+
+internal class AuthTokenResponse
+{
+    public string AccessToken { get; set; } = string.Empty;
+    public string RefreshToken { get; set; } = string.Empty;
+    public int ExpiresIn { get; set; }
+}
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/AdminCrudPageShell.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/AdminCrudPageShell.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/AdminCrudPageShell.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/AdminCrudPageShell.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/AdminDataPanel.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/AdminDataPanel.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/AdminDataPanel.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/AdminDataPanel.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/AdminDetailSection.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/AdminDetailSection.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/AdminDetailSection.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/AdminDetailSection.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/AdminEditorPanel.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/AdminEditorPanel.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/AdminEditorPanel.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/AdminEditorPanel.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/AdminEmptyState.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/AdminEmptyState.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/AdminEmptyState.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/AdminEmptyState.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/AdminFormActions.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/AdminFormActions.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/AdminFormActions.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/AdminFormActions.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/AdminFormSection.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/AdminFormSection.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/AdminFormSection.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/AdminFormSection.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/AdminLoginForm.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/AdminLoginForm.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/AdminLoginForm.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/AdminLoginForm.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/AdminMetricCard.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/AdminMetricCard.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/AdminMetricCard.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/AdminMetricCard.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/AdminPageHeader.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/AdminPageHeader.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/AdminPageHeader.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/AdminPageHeader.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/AdminShell.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/AdminShell.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/AdminShell.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/AdminShell.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/AdminSkeletonRows.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/AdminSkeletonRows.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/AdminSkeletonRows.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/AdminSkeletonRows.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/AdminTelemetryContext.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/AdminTelemetryContext.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/AdminTelemetryContext.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/AdminTelemetryContext.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/CommonCodeGroupPanel.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/CommonCodeGroupPanel.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/CommonCodeGroupPanel.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/CommonCodeGroupPanel.razor
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/CommonCodeListPanel.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/CommonCodeListPanel.razor
similarity index 92%
rename from src/TaxBaik.Web/Components/Admin/Shared/CommonCodeListPanel.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/CommonCodeListPanel.razor
index 83c75e9..ca302c7 100644
--- a/src/TaxBaik.Web/Components/Admin/Shared/CommonCodeListPanel.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Shared/CommonCodeListPanel.razor
@@ -27,10 +27,10 @@
 
     <AdminFormSection Title="코드 편집" Description="공백 없는 값과 일관된 이름만 허용합니다.">
         <MudForm>
-            <MudTextField @bind-value="EditModel.CodeGroup" Label="그룹" Variant="Variant.Outlined" FullWidth="true" Required="true" Disabled="@(!IsCreateMode)" MaxLength="80" Class="mb-3" />
-            <MudTextField @bind-value="EditModel.CodeValue" Label="값" Variant="Variant.Outlined" FullWidth="true" Required="true" Disabled="@(!IsCreateMode)" MaxLength="120" Class="mb-3" />
-            <MudTextField @bind-value="EditModel.CodeName" Label="이름" Variant="Variant.Outlined" FullWidth="true" Required="true" MaxLength="200" Class="mb-3" />
-            <MudNumericField T="int" @bind-value="EditModel.SortOrder" Label="순서" Variant="Variant.Outlined" FullWidth="true" Class="mb-3" />
+            <MudTextField @bind-Value="EditModel.CodeGroup" Label="그룹" Variant="Variant.Outlined" FullWidth="true" Required="true" Disabled="@(!IsCreateMode)" MaxLength="80" Class="mb-3" />
+            <MudTextField @bind-Value="EditModel.CodeValue" Label="값" Variant="Variant.Outlined" FullWidth="true" Required="true" Disabled="@(!IsCreateMode)" MaxLength="120" Class="mb-3" />
+            <MudTextField @bind-Value="EditModel.CodeName" Label="이름" Variant="Variant.Outlined" FullWidth="true" Required="true" MaxLength="200" Class="mb-3" />
+            <MudNumericField T="int" @bind-Value="EditModel.SortOrder" Label="순서" Variant="Variant.Outlined" FullWidth="true" Class="mb-3" />
             <MudSwitch @bind-Checked="EditModel.IsActive" Color="Color.Primary">활성</MudSwitch>
             <div class="d-flex gap-2 mt-4">
                 <MudButton Variant="Variant.Filled" Color="Color.Primary" OnClick="OnSaveRequested">저장</MudButton>
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/CommonCodeSelect.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/CommonCodeSelect.razor
similarity index 97%
rename from src/TaxBaik.Web/Components/Admin/Shared/CommonCodeSelect.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/CommonCodeSelect.razor
index 9cb04e3..f0e4fdf 100644
--- a/src/TaxBaik.Web/Components/Admin/Shared/CommonCodeSelect.razor
+++ b/src/TaxBaik.Web.Client/Components/Admin/Shared/CommonCodeSelect.razor
@@ -1,5 +1,5 @@
 @using TaxBaik.Domain.Entities
-@using TaxBaik.Web.Components.Admin.Services.AdminClients
+@using TaxBaik.Web.Services.AdminClients
 @inject ICommonCodeBrowserClient CommonCodeClient
 
 <MudSelect T="string"
diff --git a/src/TaxBaik.Web/Components/Admin/Shared/ConfirmDialog.razor b/src/TaxBaik.Web.Client/Components/Admin/Shared/ConfirmDialog.razor
similarity index 100%
rename from src/TaxBaik.Web/Components/Admin/Shared/ConfirmDialog.razor
rename to src/TaxBaik.Web.Client/Components/Admin/Shared/ConfirmDialog.razor
diff --git a/src/TaxBaik.Web.Client/Components/Admin/_Imports.razor b/src/TaxBaik.Web.Client/Components/Admin/_Imports.razor
new file mode 100644
index 0000000..db93f38
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Components/Admin/_Imports.razor
@@ -0,0 +1,18 @@
+@using System.Net.Http
+@using System.Net.Http.Json
+@using Microsoft.AspNetCore.Components.Forms
+@using Microsoft.AspNetCore.Components.Routing
+@using Microsoft.AspNetCore.Components.Web
+@using Microsoft.AspNetCore.Components.Web.Virtualization
+@using Microsoft.AspNetCore.Components.Authorization
+@using Microsoft.AspNetCore.Authorization
+@using Microsoft.JSInterop
+@using MudBlazor
+@using TaxBaik.Application.DTOs
+@using TaxBaik.Application.Services
+@using TaxBaik.Application.Utils
+@using TaxBaik.Domain.Entities
+@using TaxBaik.Web.Services
+@using TaxBaik.Web.Services.AdminClients
+@using TaxBaik.WasmClient.Components.Admin.Shared
+@using TaxBaik.WasmClient.Components.Admin.Layout
diff --git a/src/TaxBaik.Web.Client/GlobalUsings.cs b/src/TaxBaik.Web.Client/GlobalUsings.cs
new file mode 100644
index 0000000..9a55fd3
--- /dev/null
+++ b/src/TaxBaik.Web.Client/GlobalUsings.cs
@@ -0,0 +1,2 @@
+global using System.Net.Http;
+global using System.Net.Http.Json;
diff --git a/src/TaxBaik.Web.Client/Pages/WasmPing.razor b/src/TaxBaik.Web.Client/Pages/WasmPing.razor
new file mode 100644
index 0000000..aeafb41
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Pages/WasmPing.razor
@@ -0,0 +1,13 @@
+@* WASM 기반(M3) 검증용 컴포넌트. 라우팅/렌더모드 전면 적용은 M4에서 처리한다. *@
+@rendermode InteractiveWebAssembly
+
+<MudPaper Class="pa-6 ma-4" Elevation="2">
+    <MudText Typo="Typo.h5" GutterBottom="true">WebAssembly 렌더 모드 점검</MudText>
+    <MudText Typo="Typo.body2" Class="mb-4">이 컴포넌트가 클릭에 반응하면 Interactive WebAssembly 기반이 정상 동작하는 것입니다.</MudText>
+    <MudButton Variant="Variant.Filled" Color="Color.Primary" OnClick="Increment">카운트: @count</MudButton>
+</MudPaper>
+
+@code {
+    private int count;
+    private void Increment() => count++;
+}
diff --git a/src/TaxBaik.Web.Client/Program.cs b/src/TaxBaik.Web.Client/Program.cs
new file mode 100644
index 0000000..99a3e52
--- /dev/null
+++ b/src/TaxBaik.Web.Client/Program.cs
@@ -0,0 +1,53 @@
+using Microsoft.AspNetCore.Components.Authorization;
+using Microsoft.AspNetCore.Components.WebAssembly.Hosting;
+using MudBlazor.Services;
+using TaxBaik.Application.Services;
+using TaxBaik.Web.Services;
+using TaxBaik.Web.Services.AdminClients;
+
+var builder = WebAssemblyHostBuilder.CreateDefault(args);
+
+// MudBlazor (WASM 측 인터랙티브 컴포넌트용)
+builder.Services.AddMudServices(config =>
+{
+    config.SnackbarConfiguration.HideTransitionDuration = 400;
+    config.SnackbarConfiguration.ShowTransitionDuration = 300;
+    config.PopoverOptions.ThrowOnDuplicateProvider = false;
+});
+
+// API Base Url 동적 구성 (호스트 기준 /taxbaik/api/)
+var apiBaseUrl = builder.HostEnvironment.BaseAddress.TrimEnd('/') + "/taxbaik/api/";
+
+// HTTP Client for API (with automatic token refresh)
+builder.Services.AddScoped<ITokenStore, TokenStore>();
+builder.Services.AddScoped<TokenRefreshHandler>();
+
+builder.Services.AddHttpClient<IApiClient, ApiClient>(client =>
+{
+    client.BaseAddress = new Uri(apiBaseUrl);
+}).AddHttpMessageHandler<TokenRefreshHandler>();
+
+// 각 Browser API Client 등록
+builder.Services.AddHttpClient<IAdminDashboardClient, AdminDashboardClient>(client => client.BaseAddress = new Uri(apiBaseUrl)).AddHttpMessageHandler<TokenRefreshHandler>();
+builder.Services.AddHttpClient<IBlogBrowserClient, BlogBrowserClient>(client => client.BaseAddress = new Uri(apiBaseUrl)).AddHttpMessageHandler<TokenRefreshHandler>();
+builder.Services.AddHttpClient<ICategoryBrowserClient, CategoryBrowserClient>(client => client.BaseAddress = new Uri(apiBaseUrl));
+builder.Services.AddHttpClient<IInquiryBrowserClient, InquiryBrowserClient>(client => client.BaseAddress = new Uri(apiBaseUrl)).AddHttpMessageHandler<TokenRefreshHandler>();
+builder.Services.AddHttpClient<IClientBrowserClient, ClientBrowserClient>(client => client.BaseAddress = new Uri(apiBaseUrl)).AddHttpMessageHandler<TokenRefreshHandler>();
+builder.Services.AddHttpClient<ITaxFilingBrowserClient, TaxFilingBrowserClient>(client => client.BaseAddress = new Uri(apiBaseUrl)).AddHttpMessageHandler<TokenRefreshHandler>();
+builder.Services.AddHttpClient<IFaqBrowserClient, FaqBrowserClient>(client => client.BaseAddress = new Uri(apiBaseUrl)).AddHttpMessageHandler<TokenRefreshHandler>();
+builder.Services.AddHttpClient<IAnnouncementBrowserClient, AnnouncementBrowserClient>(client => client.BaseAddress = new Uri(apiBaseUrl)).AddHttpMessageHandler<TokenRefreshHandler>();
+builder.Services.AddHttpClient<ITaxProfileBrowserClient, TaxProfileBrowserClient>(client => client.BaseAddress = new Uri(apiBaseUrl)).AddHttpMessageHandler<TokenRefreshHandler>();
+builder.Services.AddHttpClient<ITaxFilingScheduleBrowserClient, TaxFilingScheduleBrowserClient>(client => client.BaseAddress = new Uri(apiBaseUrl)).AddHttpMessageHandler<TokenRefreshHandler>();
+builder.Services.AddHttpClient<IConsultingActivityBrowserClient, ConsultingActivityBrowserClient>(client => client.BaseAddress = new Uri(apiBaseUrl)).AddHttpMessageHandler<TokenRefreshHandler>();
+builder.Services.AddHttpClient<IContractBrowserClient, ContractBrowserClient>(client => client.BaseAddress = new Uri(apiBaseUrl)).AddHttpMessageHandler<TokenRefreshHandler>();
+builder.Services.AddHttpClient<IRevenueTrackingBrowserClient, RevenueTrackingBrowserClient>(client => client.BaseAddress = new Uri(apiBaseUrl)).AddHttpMessageHandler<TokenRefreshHandler>();
+builder.Services.AddHttpClient<ICommonCodeBrowserClient, CommonCodeBrowserClient>(client => client.BaseAddress = new Uri(apiBaseUrl)).AddHttpMessageHandler<TokenRefreshHandler>();
+
+// Blazor 인증 (WASM 측 클라이언트)
+builder.Services.AddScoped<CustomAuthenticationStateProvider>();
+builder.Services.AddScoped<AuthenticationStateProvider>(sp => sp.GetRequiredService<CustomAuthenticationStateProvider>());
+builder.Services.AddScoped<ILocalStorageService, LocalStorageService>();
+builder.Services.AddCascadingAuthenticationState();
+builder.Services.AddAuthorizationCore();
+
+await builder.Build().RunAsync();
diff --git a/src/TaxBaik.Web/Components/Admin/Services/AdminClients/ICommonCodeBrowserClient.cs b/src/TaxBaik.Web.Client/Services/AdminClients/ICommonCodeBrowserClient.cs
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Services/AdminClients/ICommonCodeBrowserClient.cs
rename to src/TaxBaik.Web.Client/Services/AdminClients/ICommonCodeBrowserClient.cs
index fea9370..5384438 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/AdminClients/ICommonCodeBrowserClient.cs
+++ b/src/TaxBaik.Web.Client/Services/AdminClients/ICommonCodeBrowserClient.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services.AdminClients;
+namespace TaxBaik.Web.Services.AdminClients;
 
 using System.Collections.Generic;
 using System.Net.Http.Json;
diff --git a/src/TaxBaik.Web/Components/Admin/Services/AdminClients/IConsultingActivityBrowserClient.cs b/src/TaxBaik.Web.Client/Services/AdminClients/IConsultingActivityBrowserClient.cs
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Services/AdminClients/IConsultingActivityBrowserClient.cs
rename to src/TaxBaik.Web.Client/Services/AdminClients/IConsultingActivityBrowserClient.cs
index ec06a52..503d53b 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/AdminClients/IConsultingActivityBrowserClient.cs
+++ b/src/TaxBaik.Web.Client/Services/AdminClients/IConsultingActivityBrowserClient.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services.AdminClients;
+namespace TaxBaik.Web.Services.AdminClients;
 
 using System.Text.Json;
 using TaxBaik.Domain.Entities;
diff --git a/src/TaxBaik.Web/Components/Admin/Services/AdminClients/IContractBrowserClient.cs b/src/TaxBaik.Web.Client/Services/AdminClients/IContractBrowserClient.cs
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Services/AdminClients/IContractBrowserClient.cs
rename to src/TaxBaik.Web.Client/Services/AdminClients/IContractBrowserClient.cs
index f90805a..aebb70d 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/AdminClients/IContractBrowserClient.cs
+++ b/src/TaxBaik.Web.Client/Services/AdminClients/IContractBrowserClient.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services.AdminClients;
+namespace TaxBaik.Web.Services.AdminClients;
 
 using System.Text.Json;
 using TaxBaik.Domain.Entities;
diff --git a/src/TaxBaik.Web/Components/Admin/Services/AdminClients/IRevenueTrackingBrowserClient.cs b/src/TaxBaik.Web.Client/Services/AdminClients/IRevenueTrackingBrowserClient.cs
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Services/AdminClients/IRevenueTrackingBrowserClient.cs
rename to src/TaxBaik.Web.Client/Services/AdminClients/IRevenueTrackingBrowserClient.cs
index c72699c..e89c4bb 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/AdminClients/IRevenueTrackingBrowserClient.cs
+++ b/src/TaxBaik.Web.Client/Services/AdminClients/IRevenueTrackingBrowserClient.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services.AdminClients;
+namespace TaxBaik.Web.Services.AdminClients;
 
 using System.Text.Json;
 using TaxBaik.Domain.Entities;
diff --git a/src/TaxBaik.Web/Components/Admin/Services/AdminClients/ITaxFilingScheduleBrowserClient.cs b/src/TaxBaik.Web.Client/Services/AdminClients/ITaxFilingScheduleBrowserClient.cs
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Services/AdminClients/ITaxFilingScheduleBrowserClient.cs
rename to src/TaxBaik.Web.Client/Services/AdminClients/ITaxFilingScheduleBrowserClient.cs
index c0bf013..44e8655 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/AdminClients/ITaxFilingScheduleBrowserClient.cs
+++ b/src/TaxBaik.Web.Client/Services/AdminClients/ITaxFilingScheduleBrowserClient.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services.AdminClients;
+namespace TaxBaik.Web.Services.AdminClients;
 
 using System.Text.Json;
 using TaxBaik.Domain.Entities;
diff --git a/src/TaxBaik.Web/Components/Admin/Services/AdminClients/ITaxProfileBrowserClient.cs b/src/TaxBaik.Web.Client/Services/AdminClients/ITaxProfileBrowserClient.cs
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Services/AdminClients/ITaxProfileBrowserClient.cs
rename to src/TaxBaik.Web.Client/Services/AdminClients/ITaxProfileBrowserClient.cs
index 3b97012..71849cf 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/AdminClients/ITaxProfileBrowserClient.cs
+++ b/src/TaxBaik.Web.Client/Services/AdminClients/ITaxProfileBrowserClient.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services.AdminClients;
+namespace TaxBaik.Web.Services.AdminClients;
 
 using System.Text.Json;
 using TaxBaik.Domain.Entities;
diff --git a/src/TaxBaik.Web/Components/Admin/Services/AdminDashboardClient.cs b/src/TaxBaik.Web.Client/Services/AdminDashboardClient.cs
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Services/AdminDashboardClient.cs
rename to src/TaxBaik.Web.Client/Services/AdminDashboardClient.cs
index c099bc6..8d3f004 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/AdminDashboardClient.cs
+++ b/src/TaxBaik.Web.Client/Services/AdminDashboardClient.cs
@@ -3,7 +3,7 @@ using System.Net.Http.Json;
 using TaxBaik.Application.Services;
 using TaxBaik.Domain.Entities;
 
-namespace TaxBaik.Web.Components.Admin.Services;
+namespace TaxBaik.Web.Services;
 
 /// <summary>
 /// Admin Dashboard API Client
diff --git a/src/TaxBaik.Web/Components/Admin/Services/AnnouncementBrowserClient.cs b/src/TaxBaik.Web.Client/Services/AnnouncementBrowserClient.cs
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Services/AnnouncementBrowserClient.cs
rename to src/TaxBaik.Web.Client/Services/AnnouncementBrowserClient.cs
index 557a02f..30270fd 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/AnnouncementBrowserClient.cs
+++ b/src/TaxBaik.Web.Client/Services/AnnouncementBrowserClient.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services;
+namespace TaxBaik.Web.Services;
 
 using System.Net.Http;
 using System.Net.Http.Json;
diff --git a/src/TaxBaik.Web/Components/Admin/Services/ApiClient.cs b/src/TaxBaik.Web.Client/Services/ApiClient.cs
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Services/ApiClient.cs
rename to src/TaxBaik.Web.Client/Services/ApiClient.cs
index 0398a78..103acfd 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/ApiClient.cs
+++ b/src/TaxBaik.Web.Client/Services/ApiClient.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services;
+namespace TaxBaik.Web.Services;
 
 using Microsoft.AspNetCore.Components;
 using System.Text.Json;
diff --git a/src/TaxBaik.Web/Components/Admin/Services/BlogBrowserClient.cs b/src/TaxBaik.Web.Client/Services/BlogBrowserClient.cs
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Services/BlogBrowserClient.cs
rename to src/TaxBaik.Web.Client/Services/BlogBrowserClient.cs
index 4ac5b4f..e7d66ad 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/BlogBrowserClient.cs
+++ b/src/TaxBaik.Web.Client/Services/BlogBrowserClient.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services;
+namespace TaxBaik.Web.Services;
 
 using System.Net.Http.Json;
 using TaxBaik.Application.DTOs;
diff --git a/src/TaxBaik.Web/Components/Admin/Services/CategoryBrowserClient.cs b/src/TaxBaik.Web.Client/Services/CategoryBrowserClient.cs
similarity index 94%
rename from src/TaxBaik.Web/Components/Admin/Services/CategoryBrowserClient.cs
rename to src/TaxBaik.Web.Client/Services/CategoryBrowserClient.cs
index bd20d97..97203b5 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/CategoryBrowserClient.cs
+++ b/src/TaxBaik.Web.Client/Services/CategoryBrowserClient.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services;
+namespace TaxBaik.Web.Services;
 
 using System.Net.Http.Json;
 using TaxBaik.Domain.Entities;
diff --git a/src/TaxBaik.Web/Components/Admin/Services/ClientBrowserClient.cs b/src/TaxBaik.Web.Client/Services/ClientBrowserClient.cs
similarity index 99%
rename from src/TaxBaik.Web/Components/Admin/Services/ClientBrowserClient.cs
rename to src/TaxBaik.Web.Client/Services/ClientBrowserClient.cs
index d0b9e3e..41adcc3 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/ClientBrowserClient.cs
+++ b/src/TaxBaik.Web.Client/Services/ClientBrowserClient.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services;
+namespace TaxBaik.Web.Services;
 
 using System.Net.Http;
 using System.Net.Http.Json;
diff --git a/src/TaxBaik.Web/Components/Admin/Services/CustomAuthenticationStateProvider.cs b/src/TaxBaik.Web.Client/Services/CustomAuthenticationStateProvider.cs
similarity index 99%
rename from src/TaxBaik.Web/Components/Admin/Services/CustomAuthenticationStateProvider.cs
rename to src/TaxBaik.Web.Client/Services/CustomAuthenticationStateProvider.cs
index 8d22f3d..c472d78 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/CustomAuthenticationStateProvider.cs
+++ b/src/TaxBaik.Web.Client/Services/CustomAuthenticationStateProvider.cs
@@ -3,7 +3,7 @@ using System.Security.Claims;
 using Microsoft.AspNetCore.Components.Authorization;
 using TaxBaik.Application.Services;
 
-namespace TaxBaik.Web.Components.Admin.Services;
+namespace TaxBaik.Web.Services;
 
 public class CustomAuthenticationStateProvider : AuthenticationStateProvider
 {
diff --git a/src/TaxBaik.Web/Components/Admin/Services/FaqBrowserClient.cs b/src/TaxBaik.Web.Client/Services/FaqBrowserClient.cs
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Services/FaqBrowserClient.cs
rename to src/TaxBaik.Web.Client/Services/FaqBrowserClient.cs
index 978ae7e..1ca1858 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/FaqBrowserClient.cs
+++ b/src/TaxBaik.Web.Client/Services/FaqBrowserClient.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services;
+namespace TaxBaik.Web.Services;
 
 using System.Net.Http;
 using System.Net.Http.Json;
diff --git a/src/TaxBaik.Web/Components/Admin/Services/ILocalStorageService.cs b/src/TaxBaik.Web.Client/Services/ILocalStorageService.cs
similarity index 79%
rename from src/TaxBaik.Web/Components/Admin/Services/ILocalStorageService.cs
rename to src/TaxBaik.Web.Client/Services/ILocalStorageService.cs
index e4db3e5..57d9054 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/ILocalStorageService.cs
+++ b/src/TaxBaik.Web.Client/Services/ILocalStorageService.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services;
+namespace TaxBaik.Web.Services;
 
 public interface ILocalStorageService
 {
diff --git a/src/TaxBaik.Web/Components/Admin/Services/ITokenStore.cs b/src/TaxBaik.Web.Client/Services/ITokenStore.cs
similarity index 95%
rename from src/TaxBaik.Web/Components/Admin/Services/ITokenStore.cs
rename to src/TaxBaik.Web.Client/Services/ITokenStore.cs
index 4e0eee1..fd516ac 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/ITokenStore.cs
+++ b/src/TaxBaik.Web.Client/Services/ITokenStore.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services;
+namespace TaxBaik.Web.Services;
 
 /// <summary>
 /// Scoped in-memory token store for Blazor Server.
diff --git a/src/TaxBaik.Web/Components/Admin/Services/InquiryBrowserClient.cs b/src/TaxBaik.Web.Client/Services/InquiryBrowserClient.cs
similarity index 99%
rename from src/TaxBaik.Web/Components/Admin/Services/InquiryBrowserClient.cs
rename to src/TaxBaik.Web.Client/Services/InquiryBrowserClient.cs
index 2c817cb..2ebdb00 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/InquiryBrowserClient.cs
+++ b/src/TaxBaik.Web.Client/Services/InquiryBrowserClient.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services;
+namespace TaxBaik.Web.Services;
 
 using System.Net.Http;
 using System.Net.Http.Json;
diff --git a/src/TaxBaik.Web/Components/Admin/Services/LocalStorageService.cs b/src/TaxBaik.Web.Client/Services/LocalStorageService.cs
similarity index 94%
rename from src/TaxBaik.Web/Components/Admin/Services/LocalStorageService.cs
rename to src/TaxBaik.Web.Client/Services/LocalStorageService.cs
index c292b62..628e239 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/LocalStorageService.cs
+++ b/src/TaxBaik.Web.Client/Services/LocalStorageService.cs
@@ -1,6 +1,6 @@
 using Microsoft.JSInterop;
 
-namespace TaxBaik.Web.Components.Admin.Services;
+namespace TaxBaik.Web.Services;
 
 public class LocalStorageService : ILocalStorageService
 {
diff --git a/src/TaxBaik.Web/Components/Admin/Services/TaxFilingBrowserClient.cs b/src/TaxBaik.Web.Client/Services/TaxFilingBrowserClient.cs
similarity index 99%
rename from src/TaxBaik.Web/Components/Admin/Services/TaxFilingBrowserClient.cs
rename to src/TaxBaik.Web.Client/Services/TaxFilingBrowserClient.cs
index ead78ab..9729fad 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/TaxFilingBrowserClient.cs
+++ b/src/TaxBaik.Web.Client/Services/TaxFilingBrowserClient.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services;
+namespace TaxBaik.Web.Services;
 
 using System.Net.Http;
 using System.Net.Http.Json;
diff --git a/src/TaxBaik.Web/Components/Admin/Services/TokenRefreshHandler.cs b/src/TaxBaik.Web.Client/Services/TokenRefreshHandler.cs
similarity index 98%
rename from src/TaxBaik.Web/Components/Admin/Services/TokenRefreshHandler.cs
rename to src/TaxBaik.Web.Client/Services/TokenRefreshHandler.cs
index fe2f492..9c5049d 100644
--- a/src/TaxBaik.Web/Components/Admin/Services/TokenRefreshHandler.cs
+++ b/src/TaxBaik.Web.Client/Services/TokenRefreshHandler.cs
@@ -1,4 +1,4 @@
-namespace TaxBaik.Web.Components.Admin.Services;
+namespace TaxBaik.Web.Services;
 
 using System.Net;
 using System.Text.Json;
diff --git a/src/TaxBaik.Web.Client/TaxBaik.Web.Client.csproj b/src/TaxBaik.Web.Client/TaxBaik.Web.Client.csproj
new file mode 100644
index 0000000..1cf7833
--- /dev/null
+++ b/src/TaxBaik.Web.Client/TaxBaik.Web.Client.csproj
@@ -0,0 +1,26 @@
+<Project Sdk="Microsoft.NET.Sdk.BlazorWebAssembly">
+
+  <PropertyGroup>
+    <TargetFramework>net10.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <RootNamespace>TaxBaik.WasmClient</RootNamespace>
+    <!-- Admin SPA는 /admin 경로에서 호스팅 -->
+    <StaticWebAssetBasePath>admin</StaticWebAssetBasePath>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\TaxBaik.Application\TaxBaik.Application.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly" Version="10.0.9" />
+    <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="10.0.9" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.AspNetCore.Components.Authorization" Version="10.0.9" />
+    <PackageReference Include="Microsoft.Extensions.Http" Version="10.0.9" />
+    <PackageReference Include="Microsoft.IdentityModel.Tokens" Version="8.19.1" />
+    <PackageReference Include="MudBlazor" Version="6.10.0" />
+    <PackageReference Include="System.IdentityModel.Tokens.Jwt" Version="8.19.1" />
+  </ItemGroup>
+
+</Project>
diff --git a/src/TaxBaik.Web/Components/Admin/_Imports.razor b/src/TaxBaik.Web.Client/_Imports.razor
similarity index 61%
rename from src/TaxBaik.Web/Components/Admin/_Imports.razor
rename to src/TaxBaik.Web.Client/_Imports.razor
index 38fe72a..aa7052b 100644
--- a/src/TaxBaik.Web/Components/Admin/_Imports.razor
+++ b/src/TaxBaik.Web.Client/_Imports.razor
@@ -9,12 +9,5 @@
 @using Microsoft.AspNetCore.Components.WebAssembly.Http
 @using Microsoft.JSInterop
 @using MudBlazor
-@using TaxBaik.Application.Services
-@using TaxBaik.Application.Seasonal
-@using TaxBaik.Web.Components.Admin
-@using TaxBaik.Web.Components.Admin.Services
-@using TaxBaik.Web.Components.Admin.Services.AdminClients
-@using TaxBaik.Web.Components.Admin.Shared
-@using TaxBaik.Application.DTOs
-@using TaxBaik.Domain.Entities
+@using TaxBaik.WasmClient
 @using static Microsoft.AspNetCore.Components.Web.RenderMode
diff --git a/src/TaxBaik.Web/wwwroot/index.html b/src/TaxBaik.Web.Client/wwwroot/index.html
similarity index 56%
rename from src/TaxBaik.Web/wwwroot/index.html
rename to src/TaxBaik.Web.Client/wwwroot/index.html
index a91f29f..5f12b7e 100644
--- a/src/TaxBaik.Web/wwwroot/index.html
+++ b/src/TaxBaik.Web.Client/wwwroot/index.html
@@ -4,15 +4,16 @@
     <meta charset="utf-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>TaxBaik - 관리자 대시보드</title>
-    <base href="/taxbaik/" />
-    <link rel="icon" type="image/svg+xml" href="/taxbaik/favicon.svg" />
-    <link rel="stylesheet" href="/taxbaik/css/admin.css" />
+    <!-- Admin SPA는 /admin/ 경로에서 호스팅 -->
+    <base href="/admin/" />
+    <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
+    <link rel="stylesheet" href="/css/admin.css" />
     <link href="https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&display=swap" rel="stylesheet" />
 </head>
 <body class="blazor-dark">
     <div id="app"></div>
 
-    <!-- .NET 10 WebAssembly: blazor.web.js -->
-    <script src="/taxbaik/_framework/blazor.web.js"></script>
+    <!-- Standalone Blazor WebAssembly -->
+    <script src="_framework/blazor.webassembly.js"></script>
 </body>
 </html>
diff --git a/src/TaxBaik.Web/Pages/Portal/Index.cshtml.cs b/src/TaxBaik.Web/Pages/Portal/Index.cshtml.cs
index 78a2560..886fdc6 100644
--- a/src/TaxBaik.Web/Pages/Portal/Index.cshtml.cs
+++ b/src/TaxBaik.Web/Pages/Portal/Index.cshtml.cs
@@ -25,7 +25,7 @@ public class IndexModel : PageModel
         _clientService = clientService;
     }
 
-    public Client? ClientInfo { get; private set; }
+    public TaxBaik.Domain.Entities.Client? ClientInfo { get; private set; }
     public List<TaxFiling> Filings { get; private set; } = new();
     public List<ConsultingActivity> Consultations { get; private set; } = new();
 
diff --git a/src/TaxBaik.Web/Pages/Sitemap.cshtml.cs b/src/TaxBaik.Web/Pages/Sitemap.cshtml.cs
index dd86ef4..9884664 100644
--- a/src/TaxBaik.Web/Pages/Sitemap.cshtml.cs
+++ b/src/TaxBaik.Web/Pages/Sitemap.cshtml.cs
@@ -15,16 +15,31 @@ public class SitemapModel : PageModel
 
     public async Task OnGetAsync()
     {
-        var baseUrl = "http://178.104.200.7/taxbaik";
+        // 프로덕션 도메인 기본값 (배포 환경에서 자동 감지 가능)
+        var baseUrl = $"{Request.Scheme}://{Request.Host.Value}/taxbaik";
+
+        // 정적 페이지 (공개 콘텐츠만)
         Urls.AddRange(new[]
         {
+            // 홈페이지
             $"{baseUrl}",
             $"{baseUrl}/about",
             $"{baseUrl}/services",
             $"{baseUrl}/contact",
-            $"{baseUrl}/blog"
+            $"{baseUrl}/privacy",
+            $"{baseUrl}/terms",
+
+            // 공개 콘텐츠
+            $"{baseUrl}/blog",
+            $"{baseUrl}/faq",
+            $"{baseUrl}/announcement",
+            $"{baseUrl}/inquiry"
+
+            // 제외: /admin (관리자), /portal (고객 포탈)
+            // robots.txt에서도 disallow
         });
 
+        // 동적 페이지: 블로그 포스트
         var (posts, _) = await _blogService.GetPublishedPagedAsync(1, 1000);
         foreach (var post in posts)
         {
diff --git a/src/TaxBaik.Web/Program.cs b/src/TaxBaik.Web/Program.cs
index 2451f62..3f557e1 100644
--- a/src/TaxBaik.Web/Program.cs
+++ b/src/TaxBaik.Web/Program.cs
@@ -20,9 +20,7 @@ using TaxBaik.Application.Seasonal;
 using TaxBaik.Application.Utils;
 using TaxBaik.Infrastructure;
 using TaxBaik.Web.Services;
-using TaxBaik.Web.Components.Admin.Services;
-using TaxBaik.Web.Components.Admin.Services.AdminClients;
-using TaxBaik.Web.Components.Admin.Shared;
+// Client (WASM) 서비스는 Client 프로젝트에서만 사용됨
 
 var builder = WebApplication.CreateBuilder(args);
 var isProduction = builder.Environment.IsProduction();
@@ -90,14 +88,10 @@ builder.Services.AddRateLimiter(options =>
     });
 });
 
-// Razor Pages + Blazor WebAssembly 통합
+// Razor Pages
 builder.Services.AddRazorPages();
-builder.Services.AddRazorComponents()
-    .AddInteractiveWebAssemblyComponents();
-builder.Services.Configure<Microsoft.AspNetCore.Components.Server.CircuitOptions>(options =>
-{
-    options.DetailedErrors = true;
-});
+// Admin Client는 standalone Blazor WebAssembly로 호스팅 (별도 정적 파일)
+// Razor Component 렌더링은 사용하지 않음
 
 // Session & TempData (쿠키 저장소)
 builder.Services.AddSession(options =>
@@ -282,35 +276,7 @@ builder.Services.AddHttpClient<IAnnouncementBrowserClient, AnnouncementBrowserCl
 }).AddHttpMessageHandler<TokenRefreshHandler>();
 
 // Phase 5: Tax Accounting & CRM Browser Clients
-builder.Services.AddHttpClient<ITaxProfileBrowserClient, TaxProfileBrowserClient>(client =>
-{
-    client.BaseAddress = new Uri(apiBaseUrl);
-}).AddHttpMessageHandler<TokenRefreshHandler>();
-
-builder.Services.AddHttpClient<ITaxFilingScheduleBrowserClient, TaxFilingScheduleBrowserClient>(client =>
-{
-    client.BaseAddress = new Uri(apiBaseUrl);
-}).AddHttpMessageHandler<TokenRefreshHandler>();
-
-builder.Services.AddHttpClient<IConsultingActivityBrowserClient, ConsultingActivityBrowserClient>(client =>
-{
-    client.BaseAddress = new Uri(apiBaseUrl);
-}).AddHttpMessageHandler<TokenRefreshHandler>();
-
-builder.Services.AddHttpClient<IContractBrowserClient, ContractBrowserClient>(client =>
-{
-    client.BaseAddress = new Uri(apiBaseUrl);
-}).AddHttpMessageHandler<TokenRefreshHandler>();
-
-builder.Services.AddHttpClient<IRevenueTrackingBrowserClient, RevenueTrackingBrowserClient>(client =>
-{
-    client.BaseAddress = new Uri(apiBaseUrl);
-}).AddHttpMessageHandler<TokenRefreshHandler>();
-
-builder.Services.AddHttpClient<ICommonCodeBrowserClient, CommonCodeBrowserClient>(client =>
-{
-    client.BaseAddress = new Uri(apiBaseUrl);
-}).AddHttpMessageHandler<TokenRefreshHandler>();
+// (등록은 Client 프로젝트에서만 필요 - Server는 API만 제공)
 
 // UI & 캐시 (MudBlazor Theme Customization)
 builder.Services.AddMudServices(config =>
@@ -412,23 +378,19 @@ if (!app.Environment.IsDevelopment())
     app.UseHsts();
 }
 
-// API + Razor Pages + Blazor 매핑
+// API + Razor Pages + 정적 파일 매핑
 app.MapControllers();
 app.MapFastEndpoints();
 app.MapHealthChecks("/healthz");
 app.MapRazorPages();
 app.MapStaticAssets();
 
-// AllowAnonymous: JWT 미들웨어가 Blazor 셸 요청을 401로 차단하지 않도록 한다.
-// 인증은 Blazor AuthorizeRouteView → RedirectToLogin 에서 처리한다.
-// Phase 8: WebAssembly 렌더 모드 완전 마이그레이션
-// - App.razor: TaxBaik.Web (메인 웹 서버)
-// - Routes + Pages + Shared + Layout + Forms: TaxBaik.Web (메인 웹 서버)
-// 모든 Blazor 컴포넌트가 웹 서버에서 통합 서비스됨
-// API는 웹 서버에서만 제공 (클라이언트 프로젝트 분리 불필요)
-app.MapRazorComponents<TaxBaik.Web.Components.Admin.App>()
-   .AddInteractiveServerRenderMode()
-   .AllowAnonymous();
+// Admin Blazor WebAssembly SPA 호스팅 (/admin)
+app.UseBlazorFrameworkFiles("/admin");
+app.UseStaticFiles("/admin");
+
+// /admin 라우팅 폴백 (SPA 라우트 처리)
+app.MapFallbackToFile("admin/{*path:nonfile}", "admin/index.html");
 
 // 애플리케이션 시작/종료 로깅
 try
diff --git a/src/TaxBaik.Web/TaxBaik.Web.csproj b/src/TaxBaik.Web/TaxBaik.Web.csproj
index f2a2da8..8ea8c78 100644
--- a/src/TaxBaik.Web/TaxBaik.Web.csproj
+++ b/src/TaxBaik.Web/TaxBaik.Web.csproj
@@ -3,6 +3,8 @@
   <ItemGroup>
     <ProjectReference Include="..\TaxBaik.Application\TaxBaik.Application.csproj" />
     <ProjectReference Include="..\TaxBaik.Infrastructure\TaxBaik.Infrastructure.csproj" />
+    <ProjectReference Include="..\TaxBaik.Web.Client\TaxBaik.Web.Client.csproj" />
+    <!-- WebAssembly 번들 생성에 필수 -->
   </ItemGroup>
 
   <PropertyGroup>
diff --git a/src/TaxBaik.Web/wwwroot/naverb1813cd79ddc2ded5c5291fca5cb46c2.html b/src/TaxBaik.Web/wwwroot/naverb1813cd79ddc2ded5c5291fca5cb46c2.html
new file mode 100644
index 0000000..bfb9eeb
--- /dev/null
+++ b/src/TaxBaik.Web/wwwroot/naverb1813cd79ddc2ded5c5291fca5cb46c2.html
@@ -0,0 +1 @@
+naver-site-verification: naverb1813cd79ddc2ded5c5291fca5cb46c2.html
\ No newline at end of file
diff --git a/src/TaxBaik.Web/wwwroot/robots.txt b/src/TaxBaik.Web/wwwroot/robots.txt
index 5f2a715..6e39358 100644
--- a/src/TaxBaik.Web/wwwroot/robots.txt
+++ b/src/TaxBaik.Web/wwwroot/robots.txt
@@ -1,6 +1,7 @@
 User-agent: *
-Allow: /taxbaik/
-Disallow: /taxbaik/admin/
-Disallow: /taxbaik/manage/
+Allow: /
+Disallow: /admin/
+Disallow: /manage/
 
-Sitemap: http://178.104.200.7/taxbaik/sitemap.xml
+Sitemap: https://www.taxbaik.com/taxbaik/sitemap.xml
+Sitemap: https://taxbaik.com/taxbaik/sitemap.xml
diff --git a/tmp/naverb1813cd79ddc2ded5c5291fca5cb46c2.html b/tmp/naverb1813cd79ddc2ded5c5291fca5cb46c2.html
new file mode 100644
index 0000000..bfb9eeb
--- /dev/null
+++ b/tmp/naverb1813cd79ddc2ded5c5291fca5cb46c2.html
@@ -0,0 +1 @@
+naver-site-verification: naverb1813cd79ddc2ded5c5291fca5cb46c2.html
\ No newline at end of file