Cryptic crossword No 3,924

Across

1. Respect inspiring, hot alien seers (8)
2. Back trouble before opening temple (6)
3. Rules of guns essentially ignored (6)
4. Study exactly correct (8)
5. Katy Perry somewhat kind (4)
6. A delight cycling to find bird (5)
7. Special initiators of rock and roll era (4)
8. Naked? Tough shit (4)
9. Without leader, Hindus attempt business (8)
10. Move deed that's about tax (8)
11. Bitter, bitter, not right (4)
12. Similar to love (4)
13. Fancy vehicle hosts British dance (5)
14. Close court, avoiding what attracts bees (4)
15. Extinct animal is around, possibly (8)
16. Essay statement primarily in this (6)
17. College boy shows solidarity (6)
18. Social gathering thing in cryptic (5,3)

Down

1. Losing power per day, failing set (5)
2. Explorer #1 invades dock (7)
3. Holiday Teresa managed (6)
4. Runner maybe follows quiet, ignorant movement (5)
5. Dish on gold table (7)
6. Upset American enters empty Indian state (7)
7. Stored dye badly ruined (9)
8. Ritual with no technology? I run, upset (9)
9. And time-out, oddly, is so long (5)
10. Idiot's second Mahjong win (5)
11. Pleasure material (7)
12. Identification tool from shopping at Godiva's counter (3,3)
13. Catch son leaving home (3)
14. Metro rescuers evacuated when ground shakes (7)
15. Large house fashionable for criminal (7)