Kambi
Spark

Version 1.2.0

© 2025 Kambi Group plc

App Layout

The Spark App Layout design pattern provides a highly modular and scalable structure ideal for desktop and tablet back-office tools. 

This layout ensures user productivity and ease of navigation, prioritizing content visibility, consistency, and responsive adaptability. It leverages MUI components for a cohesive implementation while emphasizing flexibility and customization.

TL;DR

The Spark App Layout ensures consistency with unified themes and structured layouts, enhances accessibility with high-contrast colors and supports scalability through a modular design that accommodates growth without layout overhauls.

Parts of Layout
  • Navigation Panel: Fixed width, collapsible, dark-themed for streamlined access. It includes primary navigation, app settings, user profile access, and collapsible sub-menus. Open by default on larger screens, collapsible for smaller ones.

  • Main Content Area: Dynamic, responsive, and task-focused. Emphasizes task-critical content with a minimalist design, supporting light and dark modes.

  • Top App Bar: Context-sensitive header for high-level actions, with adaptive visibility. Displays app-relevant actions and matches the dark theme of the Navigation Panel.

Primary Benefits

  • Consistency: Unified themes and structured layouts ensure a professional appearance.

  • Accessibility: High-contrast colors and native browser behaviors enhance usability.

  • Scalability: Modular design supports growth without layout overhauls.


Parts of Layout

  • Navigation Panel: Fixed width, collapsible, dark-themed, navigation for streamlined access.

  • Main Content Area: Dynamic and responsive task-focused space.

  • Top App Bar: Context-sensitive header for high-level actions, adaptive visibility, aligned with app-specific needs


Left Panel

Provides primary navigation, app settings, and user profile access.

Default State

Open by default on desktop and large tablets; collapsible for smaller screens or specific app requirements.

Theme

Dark mode for visual consistency and focus on the main content.

Contents
  • App logo, application name.

  • Navigation items grouped into logical sections.

  • Collapsible sub-menus (e.g., "Promotions").

  • UI buttons (Theme, Menu, Full Screen).

  • User profile

  • App Info

Behavior
  • Fixed width (open/closed) for stability.

  • Own vertical scrollbar for lengthy menus.

Resources

Navigation Panel Design Patterns


Main Content Area

Dominates the interface to emphasize task-critical content.

Theme Adaptation

Supports light and dark modes to suit user preferences.

Behavior
  • Occupies remaining space dynamically.

  • Uses native browser scrollbars for consistent scrolling experience.

Design
  • Minimalist, clutter-free space for content-heavy tasks.

  • Fluid responsiveness ensures usability across various screen sizes.


Top App Bar

Displays app-relevant actions and information, adapting to context.

Visibility
  • Appears only when necessary, optimizing screen space.

  • Sticky or non-sticky based on content importance.

Theme

Matches the dark theme of the Left Panel.

Contents

App-specific actions and context-sensitive options.


Device Support

  • Desktop and Tablet: Fully supported, leveraging responsive designs for different screen sizes.

  • Mobile: Not a priority, as the layout targets back-office tools primarily for desktop users.


Design Principles Achieved by Spark App Layout

The Spark App Layout is meticulously crafted to address specific user needs, ensuring a highly functional, professional, and user-friendly interface. The following principles are not just aspirations but tangible outcomes realized through this layout's design:

Enhanced User Experience
  • Trust and Professionalism: The clean and consistent design of the layout fosters confidence, ideal for high-stakes back-office workflows.

  • Improved Productivity: Features like collapsible menus, responsive layouts, and light/dark mode options streamline tasks and reduce distractions.

  • Lower Cognitive Load: A clear hierarchy, intuitive navigation, and clutter-free main content area allow users to focus on critical work with ease.

Clear Hierarchy and Content Focus
  • Streamlined Navigation: Logical grouping and separation of navigation elements ensure users can find what they need quickly.

  • Content Dominance: By prioritizing the Main Content Area, the layout ensures task-critical information always takes center stage.

Accessibility Built-In
  • High-Contrast Visuals: The dark-themed Left Panel and adaptable Main Content Area improve visibility for diverse user needs.

  • Native Scrolling: Integrating native browser behaviors ensures smooth performance and universal compatibility.

  • Light/Dark Modes: These customizable options enhance usability by reducing eye strain and accommodating user preferences.

Scalable and Future-Ready Design
  • Modularity: Core components like the Left Panel and Top App Bar are designed to adapt seamlessly to evolving app needs.

  • Growth-Oriented: Logical organization and the ability to add new features without disrupting the existing layout ensure long-term usability.

By embedding these principles into its core, the Spark App Layout delivers a robust, scalable, and user-centered solution that empowers productivity and clarity in back-office environments.