fix: remove fixed height and icon margins from sign-in buttons

src/components/sign-in.tsx

@@ -30,9 +30,9 @@ export default function SignIn() {
 				onClick={handleSignOut}
 				variant="ghost"
 				size="sm"
-				className="h-8 text-xs text-muted-foreground"
+				className="text-xs text-muted-foreground"
 			>
-				<LogOut className="h-3.5 w-3.5 mr-1.5" />
+				<LogOut className="h-3.5 w-3.5" />
 				Sign Out
 			</Button>
 		);
@@ -43,9 +43,9 @@ export default function SignIn() {
 			onClick={() => router.push("/auth/signin")}
 			variant="ghost"
 			size="sm"
-			className="h-8 text-xs"
+			className="text-xs"
 		>
-			<LogIn className="h-3.5 w-3.5 mr-1.5" />
+			<LogIn className="h-3.5 w-3.5" />
 			Sign In
 		</Button>
 	);