very long post mate. i'll read it when i'm in office. lol

u wana look light or be light? u wana be light i cant help u. i'm not good at that

u can be 70kg or as light as u want and look like shit.

u can be at 80kg and being lean and looking as good as fuck

poor gym facilities? your gym got a squat rack? got a olympic bar? got weight plates? got those? more than enough.

i dont do those fancy fancy sophisticated bicep curl or your military press machine shit.

do squats and deadlift if u wana really burn calories in the gym

start with the weights which is easy la. no specific number for beginners. u wont hurt your spine. u'll only die if u do it with your ego. read up the stickies. read up rippe toe 3x5