diff --git a/app/Config/Routes.php b/app/Config/Routes.php
index 499ff7d..44c9be2 100644
--- a/app/Config/Routes.php
+++ b/app/Config/Routes.php
@@ -1556,3 +1556,22 @@ $routes->get('Document_Patient/index', 'DoctorDocument::index');
 $routes->get('Document_Patient/workspace', 'DoctorDocument::workspace');
 $routes->get('Document_Patient/health_document_fhir_preview/(:num)', 'DoctorDocument::health_document_fhir_preview/$1');
 
+/*
+ * --------------------------------------------------------------------
+ * Dedicated PWA Apps & RESTful API Routes (Isolated Architecture)
+ * --------------------------------------------------------------------
+ */
+
+// Dedicated PWA Web App Endpoint (Serves React PWA without touching standard CI4 web views)
+$routes->get('app/nursing', 'Api\v1\NursingApi::pwaIndex');
+$routes->get('app/nursing/(:any)', 'Api\v1\NursingApi::pwaIndex');
+
+// Dedicated RESTful JSON API v1 Group for React PWAs & Mobile Apps
+$routes->group('api/v1', ['namespace' => 'App\Controllers\Api\v1'], static function ($routes) {
+    // Nursing PWA APIs
+    $routes->get('nursing/beds', 'NursingApi::beds');
+    $routes->get('nursing/nurses', 'NursingApi::nurses');
+    $routes->get('nursing/workspace/(:num)', 'NursingApi::workspace/$1');
+    $routes->post('nursing/entry/save/(:num)', 'NursingApi::saveEntry/$1');
+});
+
diff --git a/app/Controllers/Api/v1/NursingApi.php b/app/Controllers/Api/v1/NursingApi.php
new file mode 100644
index 0000000..3439a9e
--- /dev/null
+++ b/app/Controllers/Api/v1/NursingApi.php
@@ -0,0 +1,149 @@
+<?php
+
+namespace App\Controllers\Api\v1;
+
+use App\Controllers\BaseController;
+use App\Models\BedAssignmentHistoryModel;
+use App\Models\BedMasterModel;
+use App\Models\IpdNursingEntryModel;
+use App\Models\NurseModel;
+use App\Models\NursingStationModel;
+
+class NursingApi extends BaseController
+{
+    protected BedMasterModel $bedMasterModel;
+    protected BedAssignmentHistoryModel $bedAssignmentModel;
+    protected IpdNursingEntryModel $ipdNursingEntryModel;
+    protected NursingStationModel $nursingStationModel;
+    protected NurseModel $nurseModel;
+
+    public function __construct()
+    {
+        $this->bedMasterModel       = new BedMasterModel();
+        $this->bedAssignmentModel  = new BedAssignmentHistoryModel();
+        $this->ipdNursingEntryModel = new IpdNursingEntryModel();
+        $this->nursingStationModel  = new NursingStationModel();
+        $this->nurseModel           = new NurseModel();
+    }
+
+    /**
+     * Serves the React PWA app entry point at /app/nursing
+     */
+    public function pwaIndex()
+    {
+        $pwaPath = FCPATH . 'App/Nursing/index.html';
+        if (file_exists($pwaPath)) {
+            return $this->response->setBody(file_get_contents($pwaPath));
+        }
+
+        return $this->response->setJSON([
+            'app_name' => 'Nursing Care PWA App Gateway',
+            'status' => 'ready',
+            'api_base_url' => base_url('api/v1/nursing/'),
+            'message' => 'React PWA build target directory /App/Nursing is active. API endpoints are ready for integration.',
+            'endpoints' => [
+                'beds' => base_url('api/v1/nursing/beds'),
+                'workspace' => base_url('api/v1/nursing/workspace/{ipdId}'),
+                'save_entry' => base_url('api/v1/nursing/entry/save/{ipdId}'),
+                'nurses' => base_url('api/v1/nursing/nurses'),
+            ]
+        ]);
+    }
+
+    /**
+     * GET api/v1/nursing/beds
+     */
+    public function beds()
+    {
+        $records = $this->bedMasterModel->getAllWithRelations();
+        $nursingStations = $this->nursingStationModel->getActiveStations();
+
+        return $this->response->setJSON([
+            'status' => 1,
+            'data' => [
+                'beds' => $records,
+                'nursing_stations' => $nursingStations,
+            ]
+        ]);
+    }
+
+    /**
+     * GET api/v1/nursing/nurses
+     */
+    public function nurses()
+    {
+        return $this->response->setJSON([
+            'status' => 1,
+            'data' => $this->nurseModel->getActiveNurses()
+        ]);
+    }
+
+    /**
+     * GET api/v1/nursing/workspace/(:num)
+     */
+    public function workspace(int $ipdId)
+    {
+        $entries = $this->ipdNursingEntryModel->getByIpd($ipdId);
+
+        return $this->response->setJSON([
+            'status' => 1,
+            'ipd_id' => $ipdId,
+            'entries' => $entries,
+        ]);
+    }
+
+    /**
+     * POST api/v1/nursing/entry/save/(:num)
+     */
+    public function saveEntry(int $ipdId)
+    {
+        $post = $this->request->getPost() ?: ($this->request->getJSON(true) ?? []);
+        $entryType = (string) ($post['entry_type'] ?? '');
+        if (! in_array($entryType, ['vitals', 'fluid', 'treatment', 'admission'], true)) {
+            return $this->response->setStatusCode(422)->setJSON(['status' => 0, 'message' => 'Invalid nursing entry type']);
+        }
+
+        $recordedAtInput = (string) ($post['recorded_at'] ?? '');
+        $recordedAt = $recordedAtInput !== ''
+            ? str_replace('T', ' ', $recordedAtInput) . (strlen($recordedAtInput) === 16 ? ':00' : '')
+            : date('Y-m-d H:i:s');
+
+        $data = [
+            'ipd_id' => $ipdId,
+            'entry_type' => $entryType,
+            'recorded_at' => $recordedAt,
+            'shift_name' => '',
+            'temperature_c' => isset($post['temperature_f']) && $post['temperature_f'] !== '' ? (((float)$post['temperature_f'] - 32) * 5 / 9) : null,
+            'pulse_rate' => isset($post['pulse_rate']) && $post['pulse_rate'] !== '' ? (int) $post['pulse_rate'] : null,
+            'resp_rate' => isset($post['resp_rate']) && $post['resp_rate'] !== '' ? (int) $post['resp_rate'] : null,
+            'bp_systolic' => isset($post['bp_systolic']) && $post['bp_systolic'] !== '' ? (int) $post['bp_systolic'] : null,
+            'bp_diastolic' => isset($post['bp_diastolic']) && $post['bp_diastolic'] !== '' ? (int) $post['bp_diastolic'] : null,
+            'spo2' => isset($post['spo2']) && $post['spo2'] !== '' ? (int) $post['spo2'] : null,
+            'weight_kg' => isset($post['weight_kg']) && $post['weight_kg'] !== '' ? (float) $post['weight_kg'] : null,
+            'fluid_direction' => (string) ($post['fluid_direction'] ?? ''),
+            'fluid_route' => (string) ($post['fluid_route'] ?? ''),
+            'fluid_amount_ml' => isset($post['fluid_amount_ml']) && $post['fluid_amount_ml'] !== '' ? (int) $post['fluid_amount_ml'] : null,
+            'treatment_text' => (string) ($post['treatment_text'] ?? ''),
+            'general_note' => (string) ($post['general_note'] ?? ''),
+            'recorded_by' => (string) ($post['recorded_by'] ?? 'Staff'),
+            'recorded_by_id' => isset($post['recorded_by_id']) ? (int) $post['recorded_by_id'] : null,
+            'created_at' => date('Y-m-d H:i:s'),
+            'updated_at' => date('Y-m-d H:i:s'),
+        ];
+
+        $entryId = (int) ($post['entry_id'] ?? 0);
+        if ($entryId > 0) {
+            unset($data['created_at']);
+            $this->ipdNursingEntryModel->update($entryId, $data);
+            $msg = 'Nursing entry updated';
+        } else {
+            $this->ipdNursingEntryModel->insert($data);
+            $msg = 'Nursing entry saved';
+        }
+
+        return $this->response->setJSON([
+            'status' => 1,
+            'message' => $msg,
+        ]);
+    }
+}