Conditional formatting traffic lights date and text

Elitebook/ Windows 10

Microsoft 365 Apps for enterprise

Excel Version 2008

I'd like to create a traffic light/ RAG for the attached worksheet:

1. Green = when Column A and Column C are both have entries i.e Date and Complete or Complete - date

2. Amber = when Column A has an entry and Column C is blank i.e Date is < 5 working dates of current date

3. Red = when Column A exceeds the current date and Column C is blank