A contract negotiation platform stores a plurality of contract documents in a database and stores metadata for the contract documents. Each contract document includes a plurality of phrases. Metadata for each contract document includes an identification of whether each respective phrase in the respective contract document has been agreed upon by parties to the respective contract document. When a respective phrase has not been agreed upon by the parties, the metadata stores a count of the number of times that the respective phrase has been modified. The platform displays each contract document according to the metadata for the phrases. Phrases that have been agreed upon by the parties are indicated by a first color. Phrases that have not been agreed upon by the parties are indicated by a plurality of second colors according to the respective count of times the respective phrase has been modified.