The mobile SDK allows for the re-styling of vector-based maps on the client side using a single map source, which is especially useful for offline map packages. The style file format uses Mapnik XML, and additional assets such as fonts and icons are bundled into a single zip file. This approach can significantly reduce storage size, making it more efficient to manage multiple similar styles in an app. The SDK also supports dynamic style parameters that can be changed in code, allowing for greater flexibility in map customization. Additionally, the mobile SDK supports CartoCSS styling, which is a more compact and compatible language with CartoDB's tools. This enables developers to create custom styles using this language, making it easier to manage map visualizations.