Hmmmm....<cracks knucles>.....<cracks neck>.... <furrows brow>.... Let's do this..
Artificer turn into (for lack of a better working title) "prestige class." See below.
- Barbarian
Bard turn into prestige class. See below.
- Cleric
- Druid
- Fighter
Monk class rename.
Paladin turn into prestige class. See below.
- Ranger
Rogue class category, not a class.
Sorcerer
- Warlock
- Wizard
Warlord flesh out as a solid, flavorful, Fighter sub-class.
SO... Mystics, Rogues, Warriors, Wizards...
Mystic Classes
1. Cleric - advocate, guardian, champion, and channeler of a Divine source
-- 1a-c. Inquisitor ("ranger/hunter/roguish" cleric), Templar (warrior cleric, your new Paladin), Theurgist ("Priest"/caster cleric)
2. Druid - advocate, guardian, champion, and channeler of a Nature (or "Primal" if you prefer) source
3. Shaman - advocate, guardian, champion, and channeler of the Spirit World (entreats divine, nature, and occult sources)
4. Warlock - advocate, guardian, champion, and channeler of an Arcane (or "Occult" if you prefer) source
-- 4a-c. "Hexblade" (warrior/weapon-using warlock), "Shadowweaver" (rogue/spy warlock), "Soulbinder" (conjurer/caster warlock)
Rogue Classes
5. Thief - skill expert of urban & dungeon settings
-- 5a-c. Acrobat (maneuverability/stunt thief), "Bravo" (assassin/fightery/"tough" thief), "Rake" (charisma/"face"/non-magic bard thief)
6. Ranger - skill expert of wilderness settings: the traditional "favored enemy" "favored terrain" monster-hunting survivalist ranger
-- 6a-c. Huntsman (animal companion ranger), Vanguard (warrior/leader ranger), Warden (nature magic/shapeshifter ranger)
7. Swashbuckler - skill expert of maritime settings: maneuverbility/stunts, fast blades, flash and flare (plus nautical pilot, expert swimmer, and marine flora/fauna/lore)
8. Occultist - skill expert of magical settings: discerning/thwarting/using magical locks/traps/items, deciphering scripts/spells, creating/generating countereffects, ritual use, arcane knowledge and magical creature lore.
-- 8a-c. Alchemist (potions/mutagens specialist occultist), Incantor (rituals/spells -arcane/divine/nature/occult specialist occultist) Mentalist (psychic/medium/spirits specialist occultist),
Warrior Classes
9. Fighter - combat expert.
-- 9a-c. Cavalier (charisma fighter w/Code of Honor), Swordmaster (dexterity fighter w/Weapon Focus), Warlord (intelligence fighter w/Stratagem)
10. Barbarian - combat expert w/ Battle Rage.
11. Dragon Knight - combat expert w/ Draconic Elan: energy resistance, damage enhancers, limited shapeshifting, eventual breath weapon.
12. Martial Adept (the class formerly known as "Monk") - combat expert w/ Technique: traditional fighting, nimble/speed, stealthy, iron will, some spirit stuff Monk.
-- 12a-c. Tiger (martial/warrior arts focused adept), Onyx (rogue/ninja focused adept), Phoenix (mystic/soul powers focused adept)
Wizard Classes
13. Mage - magic-user of Arcane power, supernatural/Occult-expert.
-- 13a-c. Battlemagus (evocation/combat caster/fightery magic mage), Illusionist (phantasmal/enchantment/deception/roguey magic mage), Warder (formerly "Abjurer," protections/healing/mysticy magic mage)
14. Psychic - supernatural(Occult) expert w/Mental Powers.
-- 14a-d. Empath (emotions/healing/mysticish psychic), Seer (clairvoyance/roguish psychic), Telepath (telepathy/magish psychic), Telekinetic (telekinesis/more martial/fightery psychic)
15. Swordmage - magic-user of Arcane power w/Combat Prowess: traditional/default spell progression w/ weapons and (limited) armor.
--15a-c. Bladecaster (a more generic/less elves-only "Bladesinger"), Green Guardian (a swordmage that uses nature/druidic magic), Psyblade (the class formerly not-so-originally-known as "Psychic Warrior," a swordmage that uses mental powers instead of spells)
16. Witch - magic-user of Arcane & Nature(Primal) power, supernatural(Occult) expert w/Dweomer Craefts
"Prestige Classes" - 5 levels (max) that deliver all the bells and whistles that make these classes a class.
Artificer - must have X levels in Wizard or Rogue class. Any alignment allowed.
Avenger - must have X levels in Warrior or Rogue class. Any alignment allowed.
Bard - must have X levels in Mystic or Rogue class. Neutral alignment required.
Necromancer - must have X levels in Mystic or Wizard class. Chaotic alignment required.
Paladin - must have X levels in Mystic or Warrior class. Lawful alignment required.
General Themes any class could take to layer on some skills/special abilities, but not enough for a class all their own, include (but not limited to): Assassin, Beastmaster, Bounty Hunter, Disciple (limited channeling), Magic Adept (limited spell use), Mercenary, Sensate (limited psychic powers), Spy, et al.
...I'd better stop before I pull something.