Yes. Bright Analytics lets you map any number of data sources to a seamless, unified data model that can easily be extended and scaled as your needs evolve.
Absolutely. You can define metrics which read from multiple data sources, you can create metrics which have any level of nesting : for exmple, a cost metric summing spends across mutliple platforms can then be used in CPC / CPA / ROI calculations.
Yes. You can define a colour palette for a dashboard instance, giving you control over how metrics are coloured as well as consistency and easie recognition from link data labels to specific colours.