hostbasket/specs/design
2025-04-21 14:49:40 +02:00
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README.md ... 2025-04-21 14:49:40 +02:00

Design Guidelines

This document outlines the design guidelines for the Digital Freezone Customer Portal, covering visual design, interaction patterns, and user experience principles.

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Design Principles

1. Core Principles

1.1. User-Centered

  • Focus on User Needs: Design decisions should be driven by user needs and goals.
  • Reduce Cognitive Load: Minimize the mental effort required to use the platform.
  • Progressive Disclosure: Present information and options gradually, as needed.
  • Contextual Relevance: Show information and actions relevant to the user's current context.

1.2. Clarity

  • Clear Communication: Use clear, concise language throughout the interface.
  • Visual Hierarchy: Establish a clear visual hierarchy to guide attention.
  • Purposeful Design: Every element should serve a clear purpose.
  • Reduce Ambiguity: Prevent confusion through clear labeling and feedback.

1.3. Consistency

  • Visual Consistency: Maintain consistent visual elements across the platform.
  • Behavioral Consistency: Interactions should work consistently throughout.
  • Pattern Recognition: Leverage familiar patterns to reduce learning curve.
  • Platform Conventions: Follow established conventions for the web platform.

1.4. Efficiency

  • Streamlined Workflows: Optimize common tasks for efficiency.
  • Reduce Steps: Minimize the number of steps to complete tasks.
  • Smart Defaults: Provide sensible defaults to reduce user effort.
  • Keyboard Accessibility: Support efficient keyboard navigation.

1.5. Trust and Security

  • Transparent Operations: Make system operations visible and understandable.
  • Security Visibility: Make security features visible to build trust.
  • Error Prevention: Design to prevent errors before they occur.
  • Data Protection: Visibly demonstrate respect for user data.

Visual Design

1. Color System

1.1. Primary Color Palette

  • Primary Blue: #3A86FF
    • Used for primary actions, key navigation, and brand elements
    • Variations: Light #7AADFF, Dark #0D47A1
  • Secondary Purple: #8338EC
    • Used for secondary actions and highlights
    • Variations: Light #B78AFF, Dark #5E35B1
  • Accent Pink: #FF006E
    • Used sparingly for emphasis and calls to action
    • Variations: Light #FF5E9F, Dark #C2185B

1.2. Functional Color Palette

  • Success Green: #06D6A0
    • Used for success states, confirmations, and positive trends
    • Variations: Light #67E8C2, Dark #00A878
  • Warning Yellow: #FFD166
    • Used for warnings, pending states, and caution indicators
    • Variations: Light #FFE4A3, Dark #FFC233
  • Error Red: #EF476F
    • Used for errors, alerts, and negative trends
    • Variations: Light #F47A98, Dark #D81B60

1.3. Neutral Color Palette

  • Background White: #FFFFFF
    • Primary background color
  • Light Gray: #F5F7FA
    • Secondary background, cards, containers
  • Medium Gray: #E1E5EB
    • Borders, dividers, disabled states
  • Dark Gray: #6B7280
    • Secondary text, icons, less important elements
  • Text Black: #1F2937
    • Primary text color

1.4. Color Usage Guidelines

  • Accessibility: All color combinations must meet WCAG 2.1 AA contrast requirements.
  • Meaning: Don't rely solely on color to convey meaning.
  • Consistency: Use colors consistently for the same purpose across the platform.
  • Hierarchy: Use color to reinforce visual hierarchy.
  • Cultural Considerations: Consider cultural implications of colors for international users.

2. Typography

2.1. Font Families

  • Headings: Montserrat, sans-serif
    • Clean, modern sans-serif for all headings
    • Weights: Regular (400), Medium (500), Semi-Bold (600), Bold (700)
  • Body: Open Sans, sans-serif
    • Highly readable sans-serif for all body text
    • Weights: Regular (400), Semi-Bold (600)
  • Monospace: Roboto Mono, monospace
    • For code, technical information, and tabular data
    • Weights: Regular (400)

2.2. Type Scale

  • Display: 40px/48px, Montserrat Bold
    • For major page headers and hero sections
  • H1: 32px/40px, Montserrat Bold
    • For page titles
  • H2: 24px/32px, Montserrat Semi-Bold
    • For section headings
  • H3: 20px/28px, Montserrat Medium
    • For subsection headings
  • H4: 18px/24px, Montserrat Medium
    • For card headings and minor sections
  • Body Large: 16px/24px, Open Sans Regular
    • For primary content
  • Body: 14px/20px, Open Sans Regular
    • For secondary content and general text
  • Caption: 12px/16px, Open Sans Regular
    • For labels, captions, and helper text
  • Button: 14px/20px, Open Sans Semi-Bold
    • For buttons and interactive elements

2.3. Typography Guidelines

  • Line Length: Aim for 50-75 characters per line for optimal readability.
  • Alignment: Use left alignment for most text (RTL languages will use right alignment).
  • Hierarchy: Establish clear typographic hierarchy through size, weight, and spacing.
  • Responsive Adjustments: Scale typography appropriately for different screen sizes.
  • Accessibility: Ensure text can be resized up to 200% without loss of content or functionality.

3. Iconography

3.1. Icon Style

  • Style: Line icons with consistent 2px stroke weight
  • Corner Radius: 2px rounded corners where applicable
  • Size: Base size of 24x24px with clear 1px padding
  • Consistency: Visually consistent across the icon set
  • Simplicity: Simple, recognizable shapes without unnecessary detail

3.2. Icon Usage

  • Functional Icons: Used for actions and navigation
  • Categorical Icons: Used to represent categories or types
  • Status Icons: Used to indicate status or state
  • Illustrative Icons: Used to visually represent concepts
  • Always pair icons with text except for universally recognized icons

3.3. Icon Guidelines

  • Accessibility: Icons should not be the only means of conveying information.
  • Consistency: Use the same icon for the same action throughout the platform.
  • Recognition: Choose icons that clearly represent their purpose.
  • Sizing: Scale appropriately for different contexts (navigation, buttons, etc.).
  • Color: Follow color system guidelines for icon coloring.

4. Layout and Spacing

4.1. Grid System

  • Base Grid: 8px grid for all measurements and spacing
  • Column Grid: 12-column responsive grid system
  • Margins: Consistent outer margins based on screen size
    • Desktop: 64px
    • Tablet: 32px
    • Mobile: 16px
  • Gutters: Consistent spacing between columns
    • Desktop: 24px
    • Tablet: 16px
    • Mobile: 8px

4.2. Spacing Scale

  • 4px: Micro spacing (within components)
  • 8px: Extra small spacing (between related elements)
  • 16px: Small spacing (between component elements)
  • 24px: Medium spacing (between components)
  • 32px: Large spacing (between groups of components)
  • 48px: Extra large spacing (between major sections)
  • 64px: 2x large spacing (major page divisions)

4.3. Layout Guidelines

  • Consistency: Use consistent spacing throughout the interface.
  • Proximity: Group related elements together.
  • Alignment: Maintain strong alignment of elements.
  • White Space: Use white space deliberately to improve readability and focus.
  • Responsive Behavior: Define how layouts adapt to different screen sizes.

5. Imagery and Graphics

5.1. Photography

  • Style: Clean, professional imagery with natural lighting
  • Subject: Diverse representation of users and contexts
  • Purpose: Support content rather than dominate
  • Quality: High-resolution, properly cropped and scaled
  • Consistency: Visual consistency across all photography

5.2. Illustrations

  • Style: Simple, geometric illustrations with consistent line weight
  • Color: Using the established color palette
  • Purpose: Explain concepts, add visual interest, guide users
  • Consistency: Consistent illustration style throughout
  • Scalability: Works at various sizes

5.3. Data Visualization

  • Clarity: Focus on clear communication of data
  • Simplicity: Avoid chart junk and unnecessary decoration
  • Consistency: Consistent styles across all visualizations
  • Color: Strategic use of color to highlight important data
  • Accessibility: Multiple ways to distinguish data (not just color)

5.4. Imagery Guidelines

  • Relevance: All imagery should be relevant to the content.
  • Performance: Optimize for fast loading without quality loss.
  • Accessibility: Provide alternative text for all meaningful images.
  • Responsive Behavior: Define how images scale and crop at different screen sizes.
  • Cultural Sensitivity: Ensure imagery is culturally appropriate for the audience.

UI Components

1. Navigation Components

1.1. Main Navigation

  • Desktop: Sidebar navigation with expandable sections
    • Width: 240px (expanded), 64px (collapsed)
    • Clearly indicates current section
    • Supports up to 3 levels of hierarchy
  • Tablet: Collapsible sidebar, expanded on demand
  • Mobile: Bottom navigation for primary sections, hamburger menu for full navigation
  • States: Normal, Hover, Active, Focused

1.2. Secondary Navigation

  • Tabs: For switching between related views
    • Horizontal arrangement
    • Clear active state
    • Scrollable on smaller screens
  • Breadcrumbs: For hierarchical navigation and context
    • Shows path from home to current page
    • Truncates middle sections when space is limited
  • States: Normal, Hover, Active, Focused

1.3. Page Navigation

  • Pagination: For navigating through multi-page content
    • Shows current page and total pages
    • Provides previous/next and first/last options
  • Infinite Scroll: For content feeds and continuous data
    • Clear loading indicators
    • Maintains scroll position when navigating back
  • States: Normal, Hover, Active, Disabled, Loading

2. Input Components

2.1. Text Inputs

  • Text Field: For single-line text input
    • Clear labeling above field
    • Placeholder text for guidance
    • Validation states with helpful messages
  • Text Area: For multi-line text input
    • Resizable when appropriate
    • Character/word count when limits apply
  • Search Field: For search functionality
    • Search icon for recognition
    • Clear button when text is entered
    • Suggestions as user types
  • States: Normal, Focus, Filled, Error, Disabled

2.2. Selection Inputs

  • Dropdown: For selecting from a list of options
    • Clear labeling
    • Support for option groups
    • Search functionality for long lists
  • Multi-select: For selecting multiple options
    • Clear indication of selected items
    • Ability to remove selections individually
  • Radio Buttons: For mutually exclusive options
    • Vertical arrangement by default
    • Clear labeling for each option
  • Checkboxes: For multiple selections or toggles
    • Clear labeling for each option
    • Support for indeterminate state when appropriate
  • States: Normal, Hover, Selected, Focused, Disabled

2.3. Date and Time Inputs

  • Date Picker: For selecting dates
    • Calendar view with month/year navigation
    • Highlight relevant dates (today, selected)
    • Support for date ranges
  • Time Picker: For selecting times
    • 12/24 hour format based on locale
    • Minute increments appropriate to context
  • Date-Time Picker: For selecting both date and time
    • Combined interface or sequential selection
  • States: Normal, Hover, Selected, Focused, Disabled

2.4. File Inputs

  • File Upload: For uploading files
    • Drag-and-drop area
    • File browser button
    • Progress indication during upload
    • Preview for uploaded files
    • Support for multiple files when appropriate
  • States: Normal, Drag Over, Uploading, Success, Error

3. Action Components

3.1. Buttons

  • Primary Button: For main actions
    • Filled background (Primary Blue)
    • High visibility
    • Used sparingly (typically one per section)
  • Secondary Button: For alternative actions
    • Outlined style (border only)
    • Medium visibility
  • Tertiary Button: For less important actions
    • Text only, no background or border
    • Low visibility
  • Icon Button: For common actions with recognizable icons
    • Clear tooltip on hover
    • Consistent sizing
  • States: Normal, Hover, Active, Focused, Loading, Disabled
  • Text Links: For navigation within or between pages
    • Underlined or distinctly colored
    • Clear hover state
  • Action Links: For triggering actions (similar to tertiary buttons)
    • No underline by default
    • Clear hover state
  • External Links: For navigation to external sites
    • Visual indicator for external destination
    • Consider opening in new tab
  • States: Normal, Hover, Visited, Focused

3.3. Action Menus

  • Dropdown Menu: For presenting multiple actions
    • Clear trigger element (often an icon)
    • Consistent positioning
    • Logical grouping of options
  • Context Menu: For context-specific actions
    • Triggered by right-click or long press
    • Positioned near the target element
  • States: Normal, Hover, Active, Focused, Disabled

4. Feedback Components

4.1. Notifications

  • Toast: For temporary notifications
    • Appears briefly and auto-dismisses
    • Non-blocking
    • Used for confirmations and non-critical information
  • Alert: For important information requiring attention
    • Persistent until dismissed
    • Different styles for different severity levels
    • May require action
  • Banner: For system-wide announcements
    • Appears at the top of the interface
    • Can be dismissible or persistent
  • States: Information, Success, Warning, Error

4.2. Progress Indicators

  • Progress Bar: For operations with known duration
    • Linear representation of progress
    • Percentage or step indication when appropriate
  • Spinner: For operations with unknown duration
    • Indicates activity without specific progress
    • Consistent animation
  • Skeleton Screens: For content loading
    • Approximates the layout of loading content
    • Reduces perceived loading time
  • States: Active, Paused, Completed, Error

4.3. Validation Feedback

  • Inline Validation: For immediate feedback during input
    • Appears near the relevant field
    • Clear error messages
    • Success confirmation when appropriate
  • Form Validation: For feedback upon form submission
    • Summary of errors at top of form
    • Individual field highlighting
    • Clear guidance for correction
  • States: Success, Warning, Error

5. Container Components

5.1. Cards

  • Standard Card: For containing related content
    • Consistent padding (16px)
    • Optional header and footer
    • Clear visual boundaries
  • Action Card: For selectable or interactive content
    • Clear hover and selected states
    • Optional action buttons
  • Status Card: For displaying status information
    • Visual indicators of status
    • Consistent status positioning
  • States: Normal, Hover, Selected, Focused, Disabled

5.2. Modals and Dialogs

  • Modal Dialog: For focused tasks requiring attention
    • Blocks interaction with the main interface
    • Clear purpose and actions
    • Dismissible via close button, ESC key, or clicking overlay
  • Confirmation Dialog: For confirming destructive or important actions
    • Clear question or statement
    • Explicit action buttons (avoid Yes/No in favor of specific actions)
  • Side Panel: For supplementary information or tasks
    • Slides in from edge of screen
    • Does not fully block the main interface
  • States: Opening, Open, Closing, Closed

5.3. Tables and Lists

  • Data Table: For structured data presentation
    • Consistent column alignment
    • Sortable columns when appropriate
    • Pagination or virtualization for large datasets
    • Row selection when actions apply to items
  • List: For sequential information
    • Consistent item structure
    • Clear item separation
    • Support for various content types within items
  • Grid: For visual collections
    • Consistent item sizing
    • Responsive behavior
    • Support for filtering and sorting
  • States: Normal, Hover, Selected, Focused, Loading, Empty

Interaction Patterns

1. Navigation Patterns

1.1. Information Architecture

  • Hierarchical Structure: Clear parent-child relationships
  • Flat Structure: For peer-level content
  • Hub and Spoke: Central dashboard with specialized sections
  • Search-Oriented: For large content repositories
  • Task-Oriented: Organized around user tasks and workflows

1.2. Navigation Methods

  • Direct Navigation: Clear paths to specific destinations
  • Exploratory Navigation: Supporting discovery of content
  • Contextual Navigation: Related content suggestions
  • Search: For finding specific content quickly
  • Filters: For narrowing down large sets of content

1.3. Transitions

  • Page Transitions: Subtle animations between pages
  • Content Transitions: Smooth changes within a page
  • State Transitions: Clear feedback when state changes
  • Loading Transitions: Indicating content is loading
  • Keep transitions under 300ms for perceived immediacy

2. Input Patterns

2.1. Form Design

  • Single-Column Layout: For most forms
  • Logical Grouping: Related fields grouped together
  • Progressive Disclosure: Show fields as needed
  • Inline Validation: Immediate feedback on input
  • Clear Submission: Obvious submission button
  • Autofocus: First field focused automatically
  • Tabbing Order: Logical progression through form

2.2. Input Assistance

  • Autocomplete: Suggestions based on input
  • Type-Ahead: Predictions as user types
  • Default Values: Smart defaults when possible
  • Formatting Assistance: Automatic formatting of specialized inputs
  • Contextual Help: Guidance specific to the current field
  • Error Prevention: Constraints that prevent invalid input
  • Error Correction: Suggestions for fixing errors

2.3. Complex Inputs

  • Multi-Step Forms: Breaking complex forms into manageable steps
  • Dependent Fields: Fields that change based on other inputs
  • Repeating Sections: For variable numbers of similar inputs
  • Drag and Drop: For spatial arrangement or file uploads
  • Rich Text Editing: For formatted text input
  • Specialized Inputs: For specific data types (color, range, etc.)

3. Feedback Patterns

3.1. System Status

  • Loading States: Clear indication when system is working
  • Success States: Confirmation when actions complete successfully
  • Error States: Clear explanation when something goes wrong
  • Empty States: Helpful guidance when no content exists
  • Partial States: Indication when content is partially loaded

3.2. User Guidance

  • Tooltips: Brief explanations on hover
  • Popovers: More detailed contextual information
  • Coachmarks: Highlighting features for new users
  • Walkthroughs: Step-by-step guidance for complex tasks
  • Contextual Help: Assistance specific to current context
  • Progressive Disclosure: Revealing complexity as needed

3.3. Confirmation and Alerts

  • Confirmation Before Action: For destructive or significant actions
  • Undo Capability: Allow reversal of actions when possible
  • Non-Modal Feedback: Toast notifications for non-blocking information
  • Modal Alerts: For critical information requiring acknowledgment
  • Persistent Notifications: For ongoing conditions or system status

4. Data Visualization Patterns

4.1. Chart Types

  • Line Charts: For trends over time
  • Bar Charts: For comparing discrete categories
  • Pie/Donut Charts: For part-to-whole relationships (use sparingly)
  • Scatter Plots: For correlation between variables
  • Heat Maps: For showing intensity across two dimensions
  • Tables: For precise values and multiple metrics

4.2. Data Interaction

  • Filtering: Narrowing data based on criteria
  • Sorting: Reordering data for different perspectives
  • Drilling Down: Moving from summary to detail
  • Highlighting: Emphasizing specific data points
  • Tooltips: Revealing details on hover
  • Selection: Choosing specific data for further action
  • Comparison: Viewing multiple datasets side by side

4.3. Data Presentation

  • Progressive Disclosure: Starting with overview, details on demand
  • Appropriate Scale: Choosing scales that don't distort perception
  • Consistent Baselines: For accurate comparison
  • Clear Labeling: Explicit labels for all data elements
  • Legends: Clear explanation of visual encodings
  • Annotations: Highlighting important points or anomalies
  • Responsive Adaptation: Appropriate visualizations for different screen sizes

Responsive Design

1. Breakpoints

1.1. Major Breakpoints

  • Mobile: 320px - 767px
  • Tablet: 768px - 1023px
  • Desktop: 1024px - 1439px
  • Large Desktop: 1440px and above

1.2. Component-Specific Breakpoints

  • Use additional breakpoints as needed for specific components
  • Focus on content needs rather than specific devices
  • Consider orientation changes (portrait/landscape)

2. Responsive Patterns

2.1. Layout Patterns

  • Stacking: Converting horizontal layouts to vertical
  • Column Drop: Reducing multi-column layouts
  • Off-Canvas: Moving navigation off-screen
  • Reveal: Showing/hiding content based on screen size
  • Reflow: Reorganizing content for different screen sizes

2.2. Navigation Patterns

  • Desktop: Sidebar or horizontal navigation
  • Tablet: Collapsible navigation or tabs
  • Mobile: Bottom navigation, hamburger menu, or priority navigation

2.3. Content Patterns

  • Progressive Disclosure: Showing less content initially on smaller screens
  • Prioritization: Emphasizing most important content on smaller screens
  • Simplification: Reducing complexity on smaller screens
  • Optimization: Different content formats for different screen sizes

3. Touch Considerations

3.1. Touch Targets

  • Minimum Size: 44x44px for all interactive elements
  • Spacing: Adequate spacing between touch targets (minimum 8px)
  • Positioning: Placing important actions within easy reach
  • Feedback: Clear visual feedback for touch interactions

3.2. Touch Gestures

  • Tap: Primary interaction for buttons and links
  • Swipe: For scrolling, navigation, or dismissal
  • Pinch/Spread: For zooming when appropriate
  • Long Press: For contextual actions
  • Provide visible alternatives for all gesture-based interactions

Accessibility Guidelines

1. Visual Accessibility

1.1. Color and Contrast

  • Contrast Ratio: Minimum 4.5:1 for normal text, 3:1 for large text
  • Color Independence: Don't rely solely on color to convey information
  • Text Over Images: Ensure sufficient contrast with backgrounds
  • Focus Indicators: High-contrast focus states for keyboard navigation
  • Dark Mode: Support for system dark mode preference

1.2. Typography and Readability

  • Text Sizing: Support for browser text resizing up to 200%
  • Line Height: Minimum 1.5 times the font size
  • Letter Spacing: Adequate spacing for readability
  • Font Weight: Sufficient contrast between weights
  • Text Alignment: Left-aligned text for LTR languages (right for RTL)
  • Line Length: Maximum 80 characters per line

1.3. Visual Information

  • Text Alternatives: For all non-text content
  • Captions: For video content
  • Transcripts: For audio content
  • Visual Hierarchy: Clear without relying on color
  • Iconography: Paired with text for clarity

2. Interaction Accessibility

2.1. Keyboard Navigation

  • Focus Order: Logical tab order following visual layout
  • Focus Visibility: Clear visual indication of keyboard focus
  • Keyboard Shortcuts: For common actions
  • Skip Links: For bypassing repetitive navigation
  • No Keyboard Traps: Ensure users can navigate away from all elements

2.2. Input Methods

  • Device Independence: Support for various input methods
  • Touch Targets: Adequately sized for all users
  • Error Prevention: Confirmation for consequential actions
  • Error Correction: Clear guidance for fixing input errors
  • Labels: Explicit labels for all form controls

2.3. Time-Based Interactions

  • Timeout Warnings: Advance notice of session timeouts
  • Extend Time: Option to extend time limits
  • No Time Limits: For essential functions when possible
  • Pause/Stop/Hide: Controls for moving content
  • Reduced Motion: Support for reduced motion preference

3. Cognitive Accessibility

3.1. Content Clarity

  • Plain Language: Clear, simple writing
  • Consistent Navigation: Predictable placement of navigation elements
  • Consistent Functionality: Similar elements function similarly
  • Meaningful Sequence: Content presented in a logical order
  • Section Headings: Clear organization of content

3.2. User Assistance

  • Clear Instructions: Explicit guidance for complex tasks
  • Error Messages: Specific, constructive error messages
  • Contextual Help: Assistance available when needed
  • Predictable Interactions: Consistent behavior across the platform
  • Forgiving Interfaces: Allow for user errors and provide recovery paths

Design System Implementation

1. Component Library

1.1. Component Structure

  • Atomic Design Methodology: Atoms, molecules, organisms, templates, pages
  • Component Hierarchy: Clear parent-child relationships
  • Composition Over Inheritance: Favoring component composition
  • Stateful Components: Clear definition of component states
  • Responsive Variants: Adaptations for different screen sizes

1.2. Component Documentation

  • Usage Guidelines: When and how to use each component
  • Properties/Props: All configurable options
  • Accessibility Considerations: Specific accessibility requirements
  • Code Examples: Implementation examples
  • Visual Examples: All states and variations
  • Do's and Don'ts: Best practices and anti-patterns

2. Design Tokens

2.1. Token Categories

  • Colors: All color values
  • Typography: Font families, sizes, weights, line heights
  • Spacing: Margin and padding values
  • Sizing: Component and element dimensions
  • Borders: Width, style, radius
  • Shadows: Box and text shadows
  • Z-index: Layering values
  • Animation: Timing, easing functions

2.2. Token Implementation

  • Platform-Agnostic Format: For cross-platform consistency
  • Naming Convention: Clear, consistent naming
  • Semantic Tokens: Named by purpose, not value
  • Token Hierarchy: Base tokens and derived tokens
  • Documentation: Clear explanation of token usage

3. Design-to-Development Workflow

3.1. Design Handoff

  • Design Specs: Detailed specifications for implementation
  • Asset Delivery: Optimized assets in appropriate formats
  • Interaction Specifications: Clear definition of interactive behaviors
  • Accessibility Requirements: Specific accessibility considerations
  • Edge Cases: Handling of extreme content or conditions

3.2. Collaboration Process

  • Shared Language: Common terminology between design and development
  • Regular Reviews: Ongoing review of implementation
  • Feedback Channels: Clear process for providing feedback
  • Version Control: Tracking changes to design specifications
  • Design QA: Process for verifying implementation matches design intent