question?"How do theoretical frameworks inform civil engineering practices, and what are some key theories that underpin the field? Consider the role of structural mechanics, materials science, and fluid dynamics theories in designing resilient infrastructure. How do principles of sustainability, such as life cycle assessment and environmental impact analysis, integrate into theoretical models? Explore the application of mathematical models, like finite element analysis, in predicting structural behavior and optimizing designs. Additionally, discuss the evolution of theoretical frameworks in response to advancements in technology and changing societal needs, emphasizing the interdisciplinary nature of modern civil engineering theory."