# DESIGN & STRUCTURE

- [Core Concepts](https://docs.foundationtemplate.com/design-and-structure/core-concepts.md): Some of the concepts we build with.
- [Global Styles & Branding](https://docs.foundationtemplate.com/design-and-structure/global-styles-and-branding.md): New logo? Want a fresh look? Foundation makes it easy to update UI
- [Light / Dark Mode](https://docs.foundationtemplate.com/design-and-structure/light-dark-mode.md): Always the priority, Foundation has native Light or Dark on all elements.
- [Page Variables](https://docs.foundationtemplate.com/design-and-structure/page-variables.md): All relevant page information in one place.
- [Mobile Mode](https://docs.foundationtemplate.com/design-and-structure/page-variables/mobile-mode.md): The Foundation template is fully-responsive. This variable is how.
- [App Settings](https://docs.foundationtemplate.com/design-and-structure/page-variables/app-settings.md): Returns your app's global settings.


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