shoujo where the main lead girl is mature and leading,

http://www.mangago.zone/read-manga/hatenkou_yuugi/ I think she's rather awesome.
http://www.mangago.zone/read-manga/zettai_heiwa_daisakusen/ princess who cares a lot about her people
http://www.mangago.zone/read-manga/monkey_high/ she's not weak and cringing and its pretty stinking cute.
http://www.mangago.zone/read-manga/ran_to_haiiro_no_sekai/ its different...fun, whimsical. She's kinda...mischievous.
http://www.mangago.zone/read-manga/miriam/ she's 10 in the first volume and she still makes the hero look like a wimp. Not that he's not cool she's just freaking awesome.
http://www.mangago.zone/read-manga/beauty_pop/ she's awesome
http://www.mangago.zone/read-manga/hana_ni_arashi/ physically strong. This one is kinda cool I like it.
http://www.mangago.zone/read-manga/keishichou_tokuhanka_007/ a favorite.
http://www.mangago.zone/read-manga/library_wars_love_war/ she's strong and kind...a bit...accident prone? but its amazing
http://www.mangago.zone/read-manga/last_game/ very smart...dense when it comes to love
http://www.mangago.zone/read-manga/akatsuki_no_yona/ starts weak and gets awesome.
http://www.mangago.zone/read-manga/kainushi_wa_akuma/ she's pretty stoic and awesome.

Sorry I don't really know any smut like that...most of the smut I've read I HATED...well except for midnight secretary and all by that author...they have good female leads.

Thank you so much for all these reccomendations! I appreciate it ٩(๑❛ᴗ❛๑)۶