Interactive Checklist

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Interactive Checklist</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: #1e293b; /* A darker background for this theme */
            color: #e2e8f0;
            margin: 0;
            padding: 2rem;
            display: flex;
            justify-content: center;
        }

/* ==========================================================================
           Interactive Checklist Component Styles - Copy from here
           ========================================================================== */
        .interactive-checklist-template {
            --checklist-font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            --checklist-primary-text-color: #e2e8f0;
            --checklist-secondary-text-color: #94a3b8;
            --checklist-accent-color: #e11d48;
            --checklist-bg-color: #334155;
            --checklist-border-color: #475569;

font-family: var(--checklist-font-family);
            color: var(--checklist-primary-text-color);
            width: 100%;
            max-width: 600px;
            background-color: var(--checklist-bg-color);
            border: 1px solid var(--checklist-border-color);
            border-radius: .5rem;
            padding: 2rem;
        }

.interactive-checklist-template *,
        .interactive-checklist-template *::before,
        .interactive-checklist-template *::after {
            box-sizing: border-box;
        }
        
        .interactive-checklist-template .list-header {
            text-align: center;
            margin-bottom: 2.5rem;
        }
        
        .interactive-checklist-template .list-header h2 {
            font-size: 1.75rem;
            margin: 0;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        
        .progress-container {
            margin-bottom: 2rem;
        }

.progress-bar-label {
            display: flex;
            justify-content: space-between;
            font-size: .8rem;
            font-weight: 500;
            color: var(--checklist-secondary-text-color);
            margin-bottom: .5rem;
        }
        
        .progress-bar {
            width: 100%;
            height: .75rem;
            background-color: #1e293b;
            border-radius: 999px;
            overflow: hidden;
        }
        
        .progress-bar-fill {
            height: 100%;
            background-color: var(--checklist-accent-color);
            border-radius: 999px;
            transition: width 0.3s ease-in-out;
        }

.checklist {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        
        .checklist li {
            padding: .75rem 0;
            border-top: 1px solid var(--checklist-border-color);
        }

.checklist li:first-child {
            border-top: none;
        }

/* Hides the default checkbox but keeps it accessible */
        .checklist-item-checkbox {
            opacity: 0;
            position: absolute;
            width: 1px;
            height: 1px;
        }

.checklist-item-label {
            display: flex;
            align-items: center;
            cursor: pointer;
            gap: 1rem;
        }

/* The custom checkbox appearance */
        .checklist-item-label::before {
            content: '';
            display: block;
            width: 1.25rem;
            height: 1.25rem;
            border: 2px solid var(--checklist-border-color);
            border-radius: .25rem;
            flex-shrink: 0;
            transition: background-color 0.2s, border-color 0.2s;
        }
        
        .checklist-item-label .label-text {
            transition: color 0.2s, opacity 0.2s;
        }

/* Styles when a task is completed */
        .checklist-item.completed .label-text {
            text-decoration: line-through;
            color: var(--checklist-secondary-text-color);
            opacity: 0.7;
        }

.checklist-item.completed .checklist-item-label::before {
            background-color: var(--checklist-accent-color);
            border-color: var(--checklist-accent-color);
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='white'%3E%3Cpath d='M12.207 4.793a1 1 0 010 1.414l-5 5a1 1 0 01-1.414 0l-2-2a1 1 0 011.414-1.414L6.5 9.086l4.293-4.293a1 1 0 011.414 0z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: center;
        }
        
    </style>
</head>
<body>

<div class="interactive-checklist-template">
    <header class="list-header">
        <h2>Tuesday's To-Do List</h2>
    </header>
    
    <div class="progress-container">
        <div class="progress-bar-label">
            <span>Tasks Completed</span>
            <span id="progress-text">0%</span>
        </div>
        <div class="progress-bar">
            <div class="progress-bar-fill" id="progress-bar-fill" style="width: 0%;"></div>
        </div>
    </div>

<ul class="checklist">
        <li class="checklist-item">
            <label class="checklist-item-label" for="task1">
                <input class="checklist-item-checkbox" type="checkbox" id="task1">
                <span class="label-text">Polish the doom laser.</span>
            </label>
        </li>
        <li class="checklist-item">
            <label class="checklist-item-label" for="task2">
                <input class="checklist-item-checkbox" type="checkbox" id="task2">
                <span class="label-text">Monologue to the captured hero about the entire plan.</span>
            </label>
        </li>
        <li class="checklist-item">
            <label class="checklist-item-label" for="task3">
                <input class="checklist-item-checkbox" type="checkbox" id="task3">
                <span class="label-text">Feed the sharks (with laser beams).</span>
            </label>
        </li>
        <li class="checklist-item">
            <label class="checklist-item-label" for="task4">
                <input class="checklist-item-checkbox" type="checkbox" id="task4">
                <span class="label-text">Pick up dry cleaning for the cape.</span>
            </label>
        </li>
    </ul>

checkboxes.forEach(checkbox => {
                checkbox.addEventListener('change', (e) => {
                    const listItem = e.target.closest('.checklist-item');
                    if (e.target.checked) {
                        listItem.classList.add('completed');
                    } else {
                        listItem.classList.remove('completed');
                    }
                    updateProgress();
                });
            });

// Initial call to set progress on page load
            updateProgress();
        });
    </script>
</div>

</body>
</html>