Animated On Scroll List

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Animated On-Scroll List</title>
    <style>
        /* ==========================================================================
           Styles for Demo Preview Only
           ========================================================================== */
        body {
            font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: #f1f5f9;
            color: #334155;
            margin: 0;
            padding: 2rem;
            display: flex;
            justify-content: center;
        }

/* ==========================================================================
           Animated On-Scroll List Component Styles - Copy from here
           ========================================================================== */
        .animated-list-template {
            --anim-font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            --anim-primary-text-color: #1e293b;
            --anim-secondary-text-color: #64748b;
            --anim-bg-color: #ffffff;
            --anim-border-color: #e2e8f0;
            --anim-duration: 0.5s;

font-family: var(--anim-font-family);
            color: var(--anim-primary-text-color);
            width: 100%;
            max-width: 700px;
        }

.animated-list-template *,
        .animated-list-template *::before,
        .animated-list-template *::after {
            box-sizing: border-box;
        }
        
        .animated-list-template .list-header {
            text-align: center;
            margin-bottom: 2.5rem;
        }
        
        .animated-list-template .list-header h2 {
            font-size: 2rem;
            margin: 0;
        }
        
        .animated-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            gap: 1.5rem;
        }

.animated-item {
            background-color: var(--anim-bg-color);
            border: 1px solid var(--anim-border-color);
            border-radius: .5rem;
            padding: 1.5rem 2rem;
            
            /* Initial state for the animation */
            opacity: 0;
            transform: translateY(20px);
            transition: 
                opacity var(--anim-duration) ease-out,
                transform var(--anim-duration) ease-out;
        }

/* The visible state triggered by JavaScript */
        .animated-item.is-visible {
            opacity: 1;
            transform: translateY(0);
        }

/* Stagger the animation delay for a cascading effect */
        .animated-item:nth-child(1) { transition-delay: 0.1s; }
        .animated-item:nth-child(2) { transition-delay: 0.2s; }
        .animated-item:nth-child(3) { transition-delay: 0.3s; }
        .animated-item:nth-child(4) { transition-delay: 0.4s; }
        .animated-item:nth-child(5) { transition-delay: 0.5s; }
        .animated-item:nth-child(6) { transition-delay: 0.6s; }
        .animated-item:nth-child(7) { transition-delay: 0.7s; }

</style>
</head>
<body>

<div class="animated-list-template">
    <header class="list-header">
        <h2>Notable & Unusual Accomplishments</h2>
    </header>
    
    <ul class="animated-list">
        <li class="animated-item">Correctly guessed the WiFi password on the first try.</li>
        <li class="animated-item">Assembled IKEA furniture using only the provided instructions.</li>
        <li class="animated-item">Explained a movie plot to a friend without getting confused.</li>
        <li class="animated-item">Kept a houseplant alive for more than a month.</li>
        <li class="animated-item">Finished a tube of chapstick without losing it.</li>
        <li class="animated-item">Actually read the entire "Terms and Conditions" document.</li>
        <li class="animated-item">Muted a conference call before anyone heard the dog barking.</li>
    </ul>
</div>