My goodness that was hard work. My time was off the scale and it would be embarrassing to reveal it. But the crossword was all good — indeed very good — and I got there in the end, not at the time being able to parse 7dn but coping with it later. All the clues are sound (so far as I can see) and there are some very clever devices used.
Definitions underlined, in maroon. Anagram indicators in italics.