body {
    background-color: #f5f7fa;
    min-height: 100vh;
}

.card {
    border: none;
    border-radius: 12px;
}

.list-group-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
}

.todo-text {
    flex: 1;
    word-break: break-word;
}

.todo-text.done {
    text-decoration: line-through;
    color: #9aa0a6;
}

.btn-delete {
    background: none;
    border: none;
    color: #d9534f;
    font-size: 1.2rem;
    cursor: pointer;
}

.btn-delete:hover {
    color: #a82622;
}