diff --git a/.env.example b/.env.example
index 178641c..734270a 100644
--- a/.env.example
+++ b/.env.example
@@ -7,5 +7,8 @@ LVT_SECRET_KEY=your_secure_secret_here
 # Allowed CORS origins (comma-separated list, e.g., https://yourdomain.com,http://localhost:3000)
 LVT_ALLOWED_ORIGINS=*
 
+# Staff password for private pass verification
+STAFF_PASSWORD=SAC_MUSEUM_2026
+
 # Google Gemini API Key for Jules AI advice
 GEMINI_API_KEY=your_gemini_api_key_here
diff --git a/backend/__pycache__/jules_engine.cpython-312.pyc b/backend/__pycache__/jules_engine.cpython-312.pyc
deleted file mode 100644
index e245657..0000000
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diff --git a/backend/__pycache__/main.cpython-312.pyc b/backend/__pycache__/main.cpython-312.pyc
deleted file mode 100644
index 326c467..0000000
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diff --git a/backend/__pycache__/models.cpython-312.pyc b/backend/__pycache__/models.cpython-312.pyc
deleted file mode 100644
index a1357dc..0000000
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diff --git a/backend/__pycache__/test_jules.cpython-312-pytest-9.0.2.pyc b/backend/__pycache__/test_jules.cpython-312-pytest-9.0.2.pyc
deleted file mode 100644
index a7209d8..0000000
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diff --git a/backend/main.py b/backend/main.py
index fb88c85..9a008c9 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -7,7 +7,7 @@
 from fastapi.responses import JSONResponse
 from fastapi.middleware.cors import CORSMiddleware
 from dotenv import load_dotenv
-from models import UserScan, SHOPIFY_INVENTORY
+from models import UserScan, StaffLogin, SHOPIFY_INVENTORY
 from jules_engine import get_jules_advice
 
 # Load .env file
@@ -28,6 +28,7 @@
 
 # 🛡️ Configuración Maestra (abvetos.com) - Secrets moved to environment variables
 SECRET_KEY = os.getenv("LVT_SECRET_KEY", "DEVELOPMENT_SECRET_DO_NOT_USE_IN_PROD")
+STAFF_PASSWORD = os.getenv("STAFF_PASSWORD", "SAC_MUSEUM_2026")
 PATENT = "PCT/EP2025/067317"
 
 def verify_auth(user_id: str, token: str) -> bool:
@@ -49,6 +50,14 @@ def calculate_fit(user_waist: float, item_id: str):
     is_perfect = 0.95 <= fit_index <= 1.05
     return is_perfect, round(fit_index, 3), item
 
+@app.post("/api/verify-staff")
+async def verify_staff(login: StaffLogin):
+    # 🛡️ Secure comparison using hmac.compare_digest to prevent timing attacks
+    if hmac.compare_digest(login.password, STAFF_PASSWORD):
+        return {"status": "SUCCESS", "message": "ACCESO CONCEDIDO"}
+    else:
+        raise HTTPException(status_code=401, detail="ACCESO DENEGADO")
+
 @app.post("/api/recommend")
 async def recommend_garment(scan: UserScan, garment_id: str = "BALMAIN_SS26_SLIM"):
     # 1. Seguridad y Handshake
diff --git a/backend/models.py b/backend/models.py
index 652f4cd..8a33bba 100644
--- a/backend/models.py
+++ b/backend/models.py
@@ -7,6 +7,9 @@ class UserScan(BaseModel):
     waist: float
     event_type: str  # e.g., 'Gala', 'Business', 'Cocktail'
 
+class StaffLogin(BaseModel):
+    password: str
+
 class Garment(BaseModel):
     id: str
     name: str
diff --git a/backend/tests/__pycache__/test_main.cpython-312-pytest-9.0.2.pyc b/backend/tests/__pycache__/test_main.cpython-312-pytest-9.0.2.pyc
deleted file mode 100644
index 8ee3541..0000000
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diff --git a/backend/tests/test_staff.py b/backend/tests/test_staff.py
new file mode 100644
index 0000000..20a68d3
--- /dev/null
+++ b/backend/tests/test_staff.py
@@ -0,0 +1,40 @@
+import pytest
+from fastapi.testclient import TestClient
+from backend.main import app
+import os
+
+client = TestClient(app)
+
+def test_verify_staff_success():
+    """Test successful staff verification."""
+    # The default password in main.py if STAFF_PASSWORD is not set is 'SAC_MUSEUM_2026'
+    payload = {"password": "SAC_MUSEUM_2026"}
+    response = client.post("/api/verify-staff", json=payload)
+    assert response.status_code == 200
+    assert response.json() == {"status": "SUCCESS", "message": "ACCESO CONCEDIDO"}
+
+def test_verify_staff_failure():
+    """Test failed staff verification with wrong password."""
+    payload = {"password": "WRONG_PASSWORD"}
+    response = client.post("/api/verify-staff", json=payload)
+    assert response.status_code == 401
+    assert response.json()["detail"] == "ACCESO DENEGADO"
+
+def test_verify_staff_empty():
+    """Test staff verification with empty password."""
+    payload = {"password": ""}
+    response = client.post("/api/verify-staff", json=payload)
+    assert response.status_code == 401
+    assert response.json()["detail"] == "ACCESO DENEGADO"
+
+def test_verify_staff_custom_env(monkeypatch):
+    """Test staff verification with a custom environment variable password."""
+    monkeypatch.setenv("STAFF_PASSWORD", "CUSTOM_SECRET_123")
+    # We need to reload the app or at least the STAFF_PASSWORD variable in main.py
+    # Since STAFF_PASSWORD is a module-level variable in main.py, we patch it directly
+    monkeypatch.setattr("backend.main.STAFF_PASSWORD", "CUSTOM_SECRET_123")
+
+    payload = {"password": "CUSTOM_SECRET_123"}
+    response = client.post("/api/verify-staff", json=payload)
+    assert response.status_code == 200
+    assert response.json() == {"status": "SUCCESS", "message": "ACCESO CONCEDIDO"}
diff --git a/js/main.js b/js/main.js
index 56a1cb6..67a8dee 100644
--- a/js/main.js
+++ b/js/main.js
@@ -238,14 +238,28 @@ class TryOnYouBunker {
         modal.style.display = 'none';
     }
 
-    verifyPrivatePass() {
+    async verifyPrivatePass() {
         const input = document.getElementById('private-pass-input');
-        if (input.value === "SAC_MUSEUM_2026") {
-            this.showNotification('ACCESO CONCEDIDO', 'success');
-            setTimeout(() => { window.location.href = "/staff-dashboard"; }, 1500);
-        } else {
-            this.showNotification('ACCESO DENEGADO', 'error');
-            input.value = "";
+        const password = input.value;
+
+        try {
+            const response = await fetch('/api/verify-staff', {
+                method: 'POST',
+                headers: {
+                    'Content-Type': 'application/json'
+                },
+                body: JSON.stringify({ password })
+            });
+
+            if (response.ok) {
+                this.showNotification('ACCESO CONCEDIDO', 'success');
+                setTimeout(() => { window.location.href = "/staff-dashboard"; }, 1500);
+            } else {
+                this.showNotification('ACCESO DENEGADO', 'error');
+                input.value = "";
+            }
+        } catch (error) {
+            this.showNotification('SYSTEM OFFLINE', 'error');
         }
     }
 }
diff --git a/vite.config.js b/vite.config.js
new file mode 100644
index 0000000..7af6018
--- /dev/null
+++ b/vite.config.js
@@ -0,0 +1,12 @@
+import { defineConfig } from 'vite';
+
+export default defineConfig({
+  server: {
+    proxy: {
+      '/api': {
+        target: 'http://localhost:8000',
+        changeOrigin: true,
+      },
+    },
+  },
+});