diff --git a/app/Http/Controllers/ESign/EsignPublicController.php b/app/Http/Controllers/ESign/EsignPublicController.php
index c9c96b1f..485684e0 100644
--- a/app/Http/Controllers/ESign/EsignPublicController.php
+++ b/app/Http/Controllers/ESign/EsignPublicController.php
@@ -388,9 +388,18 @@ public function downloadDocument(string $token): StreamedResponse|JsonResponse
         }
 
         // 서명 완료된 PDF가 있으면 우선 제공
-        $filePath = $contract->signed_file_path && Storage::disk('local')->exists($contract->signed_file_path)
-            ? $contract->signed_file_path
-            : $contract->original_file_path;
+        if ($contract->signed_file_path && Storage::disk('local')->exists($contract->signed_file_path)) {
+            $filePath = $contract->signed_file_path;
+        } else {
+            // 서명 전: 텍스트/날짜/체크박스 필드가 합성된 미리보기 PDF 생성
+            try {
+                $pdfService = new PdfSignatureService();
+                $filePath = $pdfService->generatePreview($contract);
+            } catch (\Throwable $e) {
+                Log::warning('미리보기 PDF 생성 실패, 원본 제공', ['error' => $e->getMessage()]);
+                $filePath = $contract->original_file_path;
+            }
+        }
 
         if (! Storage::disk('local')->exists($filePath)) {
             return response()->json(['success' => false, 'message' => '문서 파일이 존재하지 않습니다.'], 404);
diff --git a/app/Services/ESign/PdfSignatureService.php b/app/Services/ESign/PdfSignatureService.php
index 840ff871..bedf35c5 100644
--- a/app/Services/ESign/PdfSignatureService.php
+++ b/app/Services/ESign/PdfSignatureService.php
@@ -99,6 +99,63 @@ public function mergeSignatures(EsignContract $contract): string
         return $signedRelPath;
     }
 
+    /**
+     * 서명/도장을 제외한 필드(텍스트, 날짜, 체크박스)만 합성한 미리보기 PDF를 생성한다.
+     * 서명 전 문서 확인 시 사용된다.
+     */
+    public function generatePreview(EsignContract $contract): string
+    {
+        $disk = Storage::disk('local');
+        $originalPath = $disk->path($contract->original_file_path);
+
+        if (! file_exists($originalPath)) {
+            throw new \RuntimeException("원본 PDF 파일이 존재하지 않습니다: {$contract->original_file_path}");
+        }
+
+        $pdf = new Fpdi();
+        $pdf->setPrintHeader(false);
+        $pdf->setPrintFooter(false);
+
+        $pageCount = $pdf->setSourceFile($originalPath);
+
+        // 서명/도장을 제외한 필드만 조회
+        $signFields = EsignSignField::withoutGlobalScopes()
+            ->where('contract_id', $contract->id)
+            ->whereNotIn('field_type', ['signature', 'stamp'])
+            ->with('signer')
+            ->orderBy('page_number')
+            ->orderBy('sort_order')
+            ->get()
+            ->groupBy('page_number');
+
+        for ($pageNo = 1; $pageNo <= $pageCount; $pageNo++) {
+            $templateId = $pdf->importPage($pageNo);
+            $size = $pdf->getTemplateSize($templateId);
+
+            $pdf->AddPage($size['orientation'], [$size['width'], $size['height']]);
+            $pdf->useTemplate($templateId, 0, 0, $size['width'], $size['height']);
+
+            if ($signFields->has($pageNo)) {
+                foreach ($signFields[$pageNo] as $field) {
+                    $this->overlayField($pdf, $field, $size['width'], $size['height']);
+                }
+            }
+        }
+
+        // 미리보기 PDF 저장
+        $previewDir = "esign/{$contract->tenant_id}/preview";
+        $previewRelPath = "{$previewDir}/{$contract->id}_preview.pdf";
+        $previewAbsPath = $disk->path($previewRelPath);
+
+        if (! is_dir(dirname($previewAbsPath))) {
+            mkdir(dirname($previewAbsPath), 0755, true);
+        }
+
+        $pdf->Output($previewAbsPath, 'F');
+
+        return $previewRelPath;
+    }
+
     /**
      * 개별 필드를 PDF 위에 오버레이한다.
      */