:root {
    --accent-primary: #800080; /* Purple */
    --accent-secondary: #6a0dad; /* Darker Purple */
    --accent-secondary-transparent: rgba(106, 27, 154, 0.3);
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');
body {
    font-family: 'Inter', sans-serif;
    cursor: default;
}
.dragging-node { cursor: grabbing; }
.dragging-sub-node { opacity: 0.5; }
.drop-target-main {
    background-color: var(--accent-secondary) !important;
    color: white !important;
}