Tasks Or Todo Card

<!DOCTYPE html>
<title>My Example</title>

<style>
/* This is an optional body style to provide a background for the page */
body {
    background-color: #f3f4f6;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif;
}

/* Optional: a container to center the card on the page for demonstration */
.demo-container-todo {
    display: flex;
    justify-content: center;
    padding: 2rem;
}

/* === To-do Card Styles === */
.todo-card {
    --todo-radius: 12px;
    --todo-shadow: 0 4px 10px rgba(0,0,0,0.06);
    --checkbox-color: #4f46e5; /* Indigo */
    
    background-color: #ffffff;
    border-radius: var(--todo-radius);
    box-shadow: var(--todo-shadow);
    max-width: 450px;
    width: 100%;
}

.todo-card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid #e5e7eb;
}

.todo-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}
.todo-card-summary {
    font-size: 0.9rem;
    color: #6b7280;
    margin-top: 0.25rem;
}

/* Task List */
.todo-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.todo-list li {
    padding: 1rem 1.5rem;
}
.todo-list li:not(:last-child) {
    border-bottom: 1px solid #f3f4f6;
}

.todo-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Custom Checkbox Styling */
.todo-item input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid #d1d5db;
    border-radius: 6px;
    cursor: pointer;
    flex-shrink: 0;
    transition: background-color 0.2s ease, border-color 0.2s ease;
    display: grid;
    place-content: center;
}

/* The custom checkmark using a pseudo-element */
.todo-item input[type="checkbox"]::before {
    content: "";
    width: 12px;
    height: 12px;
    transform: scale(0);
    transition: 120ms transform ease-in-out;
    box-shadow: inset 1em 1em white;
    /* Using a clip-path to create the checkmark shape */
    clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
}

.todo-item input[type="checkbox"]:checked {
    background-color: var(--checkbox-color);
    border-color: var(--checkbox-color);
}

.todo-item input[type="checkbox"]:checked::before {
    transform: scale(1);
}

.todo-item label {
    font-size: 1rem;
    color: #374151;
    cursor: pointer;
}

/* Strikethrough style for completed tasks */
.todo-item input[type="checkbox"]:checked + label {
    color: #9ca3af;
    text-decoration: line-through;
}
</style>

<div class="demo-container-todo">
    <section class="todo-card">
        <header class="todo-card-header">
            <h3 class="todo-card-title">Project Phoenix Launch</h3>
            <p class="todo-card-summary">2 of 4 tasks complete</p>
        </header>
        <ul class="todo-list">
            <li>
                <div class="todo-item">
                    <input type="checkbox" id="task1" checked>
                    <label for="task1">Finalize UI mockups for the new dashboard</label>
                </div>
            </li>
            <li>
                <div class="todo-item">
                    <input type="checkbox" id="task2" checked>
                    <label for="task2">Deploy staging server for final QA testing</label>
                </div>
            </li>
             <li>
                <div class="todo-item">
                    <input type="checkbox" id="task3">
                    <label for="task3">Write the official press release</label>
                </div>
            </li>
             <li>
                <div class="todo-item">
                    <input type="checkbox" id="task4">
                    <label for="task4">Schedule the final go/no-go meeting</label>
                </div>
            </li>
        </ul>
    </section>
</div>