Cassandra Clare vs. JK Rowling
Us: Character diversity!
CC: Sure thing! - mexican, hispanic, black, white, asian, autistic
JKR: Course! - a few explicitly described poc, and "everything else to the emagination :)"
Us: Gay representation!
CC: Of course! - *Alec exists and is explicitly gay in the books*
JKR: *off book* Dumbledore was gay.
Us: Lesbian representation!
CC: u ask, I deliver! - *aline and Helen*
JKR: everything to the imagination
Us: Bi representation!
CC: ask no more! -mark, magnus, kieran, helen (i think)
JKR: it would all be a distraction from Harry's story, but sure there were!
Us: trans representation!
CC: how could I not! - Diana.
JKR: [see previous answer]
Us: Relationship diversity!
CC: duh! -like a shit ton of relationships with characters of different sexuality and gender and race *PLUS A POSSIBLE THREE-WAY*
JKR: [see previous answer]
See the difference?