normal stuff I think - long tights, gloves etc. bright lights (/as many lights as you've got).
definitely a good idea to get the dark part out of the way early. Also plan escape routes, i.e. know where you have to turn off your route to get to all of the train stations along the way, if you have to cheat... have fun, it'll probably be fine and even if things go wrong it will be a good experience.
normal stuff I think - long tights, gloves etc. bright lights (/as many lights as you've got).
definitely a good idea to get the dark part out of the way early. Also plan escape routes, i.e. know where you have to turn off your route to get to all of the train stations along the way, if you have to cheat... have fun, it'll probably be fine and even if things go wrong it will be a good experience.