Adhering to the principles of “clarity, controllability, and reusability,” Fnezx has unified interface design and operational logic across all platforms. The beginner interface highlights key information and risk alerts, minimizing distractions from complex options. The professional interface offers multi-window layouts, shortcuts, and strategy templates, supporting high-frequency and multi-asset trading scenarios. Accessibility standards are applied to fonts, contrast, and keyboard navigation, ensuring smooth usage for all users.