You are a financial analyst working for a corporate finance department of a multinational company. Your CFO has requested a comprehensive report on the company's capital structure and financial performance. In your report, address the following:

1. Explain the concept of capital structure and its importance in corporate finance.
2. Discuss the different components of capital structure and their impact on the company's risk and cost of capital.
3. Analyze the company's current capital structure and evaluate its appropriateness based on industry benchmarks.
4. Assess the company's financial performance using relevant financial ratios and metrics.
5. Provide recommendations for optimizing the company's capital structure and improving its financial performance.