Eureka Solitaire is the perfect setup for a September solo elk hunt. More than a simple bivouac "tent". Very light weight. Three season dependability. Very inexpensive.
For warmer weather - between 60 and 80 degrees for daytime highs - I wear a lighter weight wool/synthetic blend long underwear top and bottom. Either the Uni Qlo brand or Army/Navy surplus type. Grey, beige, or black are my preferred colors.
Heading out first thing tomorrow morning on a 76-day hunt (sheep, grizzly, moose and goat). Can't wait to get into the mountains again and to get away from all these trappings of civilization.
I generally camp "right with the elk", so to speak, and within 400 to 800 yards of my glassing promontory. More often than not, my camps are in a saddle on a high ridge. I'm in stealth mode when in that situation, though; no loud noises (no loud talking, no boisterous laughing, no clanking...
The Alaska Dept of Fish & Game has absolutely NO wildlife management authority on federal lands. They're at the mercy of what's dictated from Washington DC.
A few days, at most. Doesn't take long, if they're the right boot for whatever you're wanting to accomplish and the fit is right. Usually takes me about 3-5 days to "break in" a new pair of Inverno's.
Since you're interested in building points over at least a decade or two or three (30 years) and meanwhile, hunting so-called "meat deer" until at which time you MIGHT draw a tag, I'd look at California, Washington State, Colorado, Texas and Wyoming for the "meat deer" and and apply for permits...