A realistic full-body portrait of a superhero representing the Libra zodiac sign, named 'Equilibrium'. This hero embodies balance and diplomacy, with an elegant and symmetrical physique. The costume is designed with balanced hues of blue and white, symbolizing justice and harmony. The design should include elements that resemble scales or balanced shapes, highlighting their power to create harmony and balance conflicts. The character's pose is graceful and composed, reflecting their diplomatic skills and charm. The background should be a serene, balanced setting, like a classical architecture scene with columns and balanced structures, resonating with the Libra sign's love for aesthetics and order.