Tabler polish for client and blog editors

src/TaxBaik.Web/Pages/Shared/_BlogEditor.cshtml

@@ -1,22 +1,23 @@
 @model TaxBaik.Web.Pages.Shared.BlogEditorModel
 
-<section class="container-xl admin-page-shell admin-editor-root blog-editor-shell" data-blog-editor-root>
-    <div class="row g-3">
-        <div class="col-12">
-            <div class="page-header d-print-none mb-4">
-                <div class="row align-items-center">
-                    <div class="col">
-                        <div class="page-pretitle">콘텐츠</div>
-                        <h2 class="page-title">@(Model.IsEdit ? "블로그 수정" : "블로그 등록")</h2>
-                        <p class="text-muted mb-0">@(Model.IsEdit ? "기존 글을 불러와 즉시 편집하고 미리볼 수 있습니다." : "에디터와 미리보기를 함께 제공하는 작성 화면입니다.")</p>
-                    </div>
-                </div>
+<section class="admin-page-shell admin-editor-root blog-editor-shell" data-blog-editor-root>
+    <div class="page-header d-print-none mb-4">
+        <div class="row align-items-center">
+            <div class="col">
+                <div class="page-pretitle">콘텐츠</div>
+                <h2 class="page-title">@(Model.IsEdit ? "블로그 수정" : "블로그 등록")</h2>
+                <p class="text-muted mb-0">@(Model.IsEdit ? "기존 글을 불러와 즉시 편집하고 미리볼 수 있습니다." : "에디터와 미리보기를 함께 제공하는 작성 화면입니다.")</p>
+            </div>
+            <div class="col-auto ms-auto">
+                <span class="badge bg-blue-lt text-blue">실시간 미리보기</span>
             </div>
         </div>
+    </div>
+    <div class="row g-3">
         <div class="col-lg-8">
-            <form method="post" class="card admin-page-card">
+            <form method="post" class="card">
                 <div class="card-body">
-                    <div asp-validation-summary="All" class="alert alert-danger"></div>
+                    <partial name="_ValidationSummary" />
                     @if (Model.IsEdit)
                     {
                         <input type="hidden" name="Id" value="@ViewData["BlogEditorId"]" />
@@ -62,7 +63,7 @@
                         </div>
                     </div>
                 </div>
-                <div class="card-footer bg-white d-flex flex-wrap justify-content-between gap-2">
+                <div class="card-footer d-flex flex-wrap justify-content-between gap-2">
                     <div class="d-flex flex-wrap gap-2">
                         @if (Model.IsEdit)
                         {
@@ -75,7 +76,7 @@
             </form>
         </div>
         <div class="col-lg-4">
-            <div class="card admin-page-card h-100">
+            <div class="card h-100">
                 <div class="card-header d-flex align-items-center justify-content-between gap-2">
                     <h3 class="card-title mb-0">실시간 미리보기</h3>
                     <span class="badge bg-secondary-lt text-secondary">공통 스타일</span>