City and civilization options

City specializations:
General city — No modifiers.
Military Stronghold — Infantry recruitment -15% time; ships +10% time.
Trading Port — Transport -15% time; attacks +10% time.
Research Center — Research -15% time; recruitment +10% time.
Industrial City — Construction -15% time; research +10% time.
Naval Base — Ships recruit -15% time; infantry +10% time.
AI Technology Hub — +20 Compute; chips -15% time; construction +10% time.
Agricultural Center — Food gathering +20%; recruitment +10% time.

Civilizations:
Balanced — No modifiers.
Military — Infantry recruitment -8% time; research +5% time.
Naval — Sea travel -8% time; construction +5% time.
Economic — Gathering +10%; recruitment +5% time.
Scientific — Research -8% time; sea travel +5% time.
AI — +12 Compute after AI Foundations; chips -8% time; infantry recruitment +5% time.
Diplomatic — Transport -8% time; attacks +5% time.