Rationale Global applications require support for multiple languages, cultures, and formatting conventions. Poor localization implementation leads to maintenance nightmares, inconsistent user experiences, and hard-to-find bugs with dates, numbers, and currencies. These patterns provide a maintainable approach to building truly global Razor Pages applications. Patterns Pattern 1: Resource File Structure Organize resources by feature with proper naming conventions and culture hierarchy. Pattern 2: Localization Configuration Configure request localization with proper culture detection and fallba…