Designing motion with purpose

Motion is part of an interface's language. When a panel opens, a card moves, or a page changes, there is an opportunity to help visitors understand what happened. This sample article outlines a simple approach to portfolio animation that leaves room for comfortable reading.

Start with the purpose of the movement

Before choosing a duration or easing curve, decide what information needs to be conveyed. Camera movement can describe a journey between projects. A gentle reveal can direct attention to the next heading. A timeline's color change can communicate reading position. Each movement should have a clear relationship with the page's content.

• Orientation: show where visitors came from and where they are going.
• Hierarchy: give headings, primary content, and the next action their own space.
• Feedback: communicate that an interaction has been received by the interface.

Leave time to read

In a scroll-driven project presentation, visitors still need moments of stillness. Let each project remain in place long enough for its title, description, and technologies to make sense. Closely packed transitions can make projects feel like fleeting previews, even though their information is the main reason people visit a portfolio.

Good motion offers a cue, then gives the content room to speak.

Respect visitors' preferences

A static view should be designed as a complete experience. Headings, projects, and navigation should remain usable when motion is reduced. A reduced-motion preference can signal that transforms should be removed and content displayed immediately. Apply the same preference to the animation logic when using JavaScript.

@media (prefers-reduced-motion: reduce) {
  .article-card {
    animation: none;
    transition: none;
    transform: none;
  }
}

Review one section at a time

Try the page with a mouse, keyboard, and touch screen. Scroll forward and backward. Resize the screen halfway through the page. Notice whether information remains easy to find and whether visitors can continue without waiting for an animation. Small observations from these checks form the basis for the next iteration.

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