   Generate citations in APA, MLA, and Chicago formats with a single
            click.
          </p>
        </div>

        <div class="feature-card slide-left">
          <div class="feature-icon">
            <i class="fas fa-file-pdf"></i>
          </div>
          <h3>PDF Management</h3>
          <p>
            Upload and store PDFs directly in your library with built-in
            preview capabilities.
          </p>
        </div>

        <div class="feature-card slide-right">
          <div c