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Developer details precise loading skeleton implementation for Next.js component

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A developer explains the process of creating an accurate loading skeleton component for a Next.js application. The skeleton mimics an exercise card layout, requiring precise dimensions to prevent page reflow when replaced with real content. Key details include matching text line heights, description line counts, and sector filter button widths. The implementation includes specific pixel measurements and conditional rendering for different screen sizes. The goal is to create a seamless user experience by eliminating layout shifts during content loading.

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