Write a SQL query to retrieve the player names, their respective country names, and the number of runs scored by each player, along with the difference in runs scored between the current player and the player with the next highest number of runs. Order the results by player name in ascending order.

Tables Schema as Below:

CricketPlayer

columnName dataType

player$\_$id INTEGER

player$\_$name TEXT

country TEXT

batting$\_$style TEXT

bowling$\_$style TEXT

matches$\_$played INTEGER

runs$\_$scored INTEGER

wickets$\_$taken INTEGER

batting$\_$average DECIMAL$(5,2)$

bowling$\_$average DECIMAL$(5,2)$

Team

columnName dataType

team$\_$id INTEGER

team$\_$name TEXT

country TEXT

coach TEXT

captain TEXT

player$\_$id INTEGER