概要
This skill empowers Claude to perform sophisticated spreadsheet operations, ranging from high-speed data analysis with pandas to complex financial modeling using openpyxl. It enforces rigorous industry standards, such as zero-error formula validation and specific color-coding conventions for inputs and calculations. Whether you are generating a dynamic 3-statement model, updating existing reporting templates, or performing deep-dive data visualization, this skill ensures data integrity through an automated recalculation engine and strict adherence to professional formatting guidelines.