Appearance

Effects system ​

The Casoon UI Effects system provides a comprehensive collection of CSS effects that enhance your user interface, giving it depth, movement, and visual appeal.

Overview ​

The Effects system is modularly structured and divided into different categories, each covering a specific aspect of visual design. Each modules can be imported independently to include only the effects needed in your project.

Effect Categories ​

Visual Effects ​

Visual effects enhance the appearance of UI elements through various graphic techniques:

Interaction Effects ​

Interaction effects enhance the user experience through visual feedback during user interactions:

State Effects ​

State effects visualize various states of UI components:

Installation and Usage ​

You can import the entire Effects system or individual modules:

Complete Effects system ​

css
@import '@casoon/ui-lib/effects/index.css';

Individual Modules ​

css
/* Import only 3D effects */
@import '@casoon/ui-lib/effects/3d.css';

/* Import only shadow effects */
@import '@casoon/ui-lib/effects/shadows.css';

/* Import only hover effects */
@import '@casoon/ui-lib/effects/interaction/hover.css';

Performance Optimization ​

The Effects system is designed for optimal performance:

  1. Modular Structure: Import only the effects you need
  2. CSS Variables: Easy customization without additional code
  3. Reduced Motion: Respects the user setting prefers-reduced-motion
  4. Hardware Acceleration: Uses will-change and transform for optimized animations

Accessibility ​

The Effects system considers accessibility through:

  1. Reduced Motion: Alternative styles for users who prefer reduced motion
  2. Sufficient Contrast: Ensuring that effects do not compromise contrast
  3. Focus Indicators: Clear visual cues for keyboard navigation

Customization ​

All effects can be customized via CSS variables:

css
:root {
  /* Shadow variables */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  
  /* 3D effect variables */
  --perspective-depth: 1000px;
  --rotate-x-deg: 45deg;
  
  /* Filter variables */
  --filter-blur: 4px;
  --filter-brightness: 1.2;
  
  /* Gradient variables */
  --gradient-angle: 180deg;
  --gradient-start: var(--color-primary-300);
  --gradient-end: var(--color-primary-700);
}

Browser Support ​

The Effects system supports all modern browsers. For older browsers, fallback styles are provided to ensure a consistent appearance.

Examples ​

Combining Different Effects ​

html
<div class="card shadow-lg">
  <div class="card-header gradient gradient-color-primary">
    <h3 class="gradient-text">Effects Example</h3>
  </div>
  <div class="card-body">
    <p>This example combines different effects:</p>
    <ul>
      <li>Shadow effects for the card</li>
      <li>Gradient effects for the header</li>
      <li>Text gradients for the heading</li>
    </ul>
    <button class="button shadow-hover filter-hover">
      Interactive Button
    </button>
  </div>
</div>

<style>
  .card {
    border-radius: 0.5rem;
    overflow: hidden;
    background-color: white;
    max-width: 400px;
  }
  
  .card-header {
    padding: 1.5rem;
    color: white;
  }
  
  .card-body {
    padding: 1.5rem;
  }
  
  .button {
    padding: 0.75rem 1.5rem;
    border-radius: 0.25rem;
    background-color: var(--color-primary);
    color: white;
    border: none;
    transition: all 0.2s ease;
    margin-top: 1rem;
  }
</style>

Next Steps ​

Explore the individual effect modules for detailed information on available classes and customization options: