Update src/app/page.tsx

Merge version_3 into main

src/app/page.tsx

@@ -236,6 +236,9 @@ export default function LandingPage() {
           id: "q2",          title: "Are your detergents safe?",          content: "Yes, all our soaps are environmentally friendly and biodegradable."},
         {
           id: "q3",          title: "Do I need to be home?",          content: "Not necessarily for exterior-only services, provided we have access."},
+        {
+          id: "q4",          title: "Do you offer a satisfaction guarantee?",          content: "Absolutely. If you're not completely satisfied with our work, we will return and re-clean the area until it meets our high standards."
+        }
       ]}
       title="Common Questions"
       description="Find answers to our most frequently asked questions about our power cleaning process."