/* =============================================================
   Mandala & Zentangle — generatore (palco disegno + pannello parametri).
   ============================================================= */

.tool-hero { padding-top: clamp(2.5rem, 6vw, 4.5rem); }
.tool-intro { color: var(--lavanda); font-size: 1.1rem; margin-bottom: 2.2rem; }

/* --- Palco del disegno --- */
.zen-stage {
    padding: 1.4rem;
    display: flex; align-items: center; justify-content: center;
}
.zen-canvas { width: 100%; aspect-ratio: 1 / 1; }
.zen-svg { width: 100%; height: 100%; display: block; }
.zen-hint {
    color: var(--lavanda); font-size: .88rem; opacity: .8;
    margin: .8rem .2rem 0; text-align: center;
}

/* --- Pannello controlli --- */
.zen-panel { padding: 1.6rem 1.7rem; }
.zen-field { margin-bottom: 1.15rem; }
.zen-label {
    display: flex; justify-content: space-between; align-items: baseline;
    font-family: var(--font-num); text-transform: uppercase; letter-spacing: .12em;
    font-size: .72rem; color: var(--oro); margin-bottom: .45rem;
}
.zen-label output { color: var(--panna); font-size: .85rem; }

/* Selettore modalità */
.zen-modes { display: flex; gap: .6rem; }
.zen-mode {
    flex: 1; padding: .65rem .5rem; border-radius: var(--radius-sm); cursor: pointer;
    border: 1px solid var(--indaco-600); background: rgba(255,255,255,.02);
    color: var(--lavanda); font-size: .95rem;
    transition: border-color .2s var(--ease), background .2s, color .2s;
}
.zen-mode:hover { border-color: var(--oro); color: var(--panna); }
.zen-mode.is-on {
    border-color: var(--oro); background: rgba(232,182,90,.14);
    color: var(--panna); font-weight: 600;
}

.zen-group.is-hidden { display: none; }

/* Campi Bootstrap adattati al tema scuro */
.zen-panel .form-range { accent-color: var(--oro); }
.zen-panel .form-select,
.zen-panel .form-control {
    background: rgba(255,255,255,.04); color: var(--panna);
    border: 1px solid var(--indaco-600); border-radius: var(--radius-sm);
}
.zen-panel .form-select:focus,
.zen-panel .form-control:focus {
    border-color: var(--oro); box-shadow: 0 0 0 .2rem rgba(232,182,90,.15);
    background: rgba(255,255,255,.06); color: var(--panna);
}
.zen-panel .form-select option { background: var(--indaco-800); color: var(--panna); }
.zen-panel .form-check-input { background-color: rgba(255,255,255,.06); border-color: var(--indaco-600); }
.zen-panel .form-check-input:checked { background-color: var(--oro); border-color: var(--oro); }
.zen-panel .form-check-label { color: var(--lavanda); }

/* Seed + dado */
.zen-seed-row { display: flex; gap: .6rem; }
.zen-seed-row .form-control { flex: 1; font-family: var(--font-num); }
.zen-dice {
    width: 2.8rem; border-radius: var(--radius-sm); cursor: pointer;
    border: 1px solid var(--indaco-600); background: rgba(255,255,255,.02);
    color: var(--oro); font-size: 1.3rem; line-height: 1;
    transition: border-color .2s var(--ease), transform .15s;
}
.zen-dice:hover { border-color: var(--oro); transform: rotate(18deg); }

/* Bottoni azione */
.zen-generate { width: 100%; margin: .4rem 0 1rem; }
.zen-exports { display: flex; gap: .8rem; }
.zen-exports .btn-ghost { flex: 1; text-align: center; }