docs: update browser use documentation to clarify model support requirements (#131)

Author: hannesrudolph

docs/features/browser-use.mdx

@@ -20,7 +20,9 @@ Roo Code provides sophisticated browser automation capabilities that let you int
   ></iframe>
 </div>
 
-:::info Model Support Required
+<div style={{ marginTop: '20px' }}></div>
+
+:::caution Model Support Required
 Browser Use within Roo Code requires the use of Claude Sonnet 3.5 or 3.7
 :::
 
@@ -38,6 +40,8 @@ All of this happens directly within VS Code, with no setup required.
 
 A typical browser interaction follows this pattern:
 
+**Important:** Browser Use requires Claude Sonnet 3.5 or 3.7 model.
+
 1. Ask Roo to visit a website
 2. Roo launches the browser and shows you a screenshot
 3. Request additional actions (clicking, typing, scrolling)