Svelte Guideline: Patterns — Use vaul-svelte for mobile drawers. Description: Mobile-friendly bottom sheet drawer primitive. Do: <Drawer bind:open><Drawer.Content>...</Drawer.Content></Drawer>. Don't: Custom bottom sheet implementation. Good Example: import Drawer from 'vaul-svelte'. Bad Example: <div class='fixed bottom-0 slide-up'>. Severity: Medium. Docs: https://github.com/huntabyte/vaul-svelte.