body {
    font-family: Arial, sans-serif;
    background: #f4f4f4;
    margin: 0;
}

.container {
    max-width: 700px;
    margin: 20px auto;
    padding: 15px;
}

h1 {
    text-align: center;
}

.form {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

input {
    flex: 1;
    min-width: 120px;
    padding: 10px;
}

button {
    padding: 10px 15px;
    cursor: pointer;
}

.item {
    background: white;
    padding: 12px;
    margin-bottom: 10px;
    border-radius: 6px;

    display: flex;
    justify-content: space-between;
    align-items: center;
}

.done {
    text-decoration: line-through;
    opacity: 0.6;
}

.meta {
    font-size: 0.85em;
    color: #666;
}