How to apply conditional formatting to Pivot cells

The following example demonstrates how to apply conditional formatting to Pivot cells at different detail levels.
- The Value format condition (FormatConditionValue) is used to apply formatting to the first-level data cells.
- The Range Gradient condition (FormatConditionRangeGradient) is used to highlight the last-level data cells.
- The Color Range condition (FormatConditionRangeSet) is used to classify values of Grand Total cells.
- The Top-Bottom condition (FormatConditionTopBottom) highlights row field values corresponding to top 3 categories.