/* =============================================================================
   SteUP — MudBlazor riportato allo stile condiviso
   MudBlazor e' Material 2 di default: ombre per costruire gerarchia, tinte
   automatiche sulle superfici, target stretti. Qui lo si appiattisce secondo
   STILE_UI §1 e §5, cosi' i controlli di libreria e i componenti propri
   parlano la stessa lingua.
   ========================================================================== */

/* -----------------------------------------------------------------------------
   Aggancio delle variabili di MudBlazor ai token del progetto.
   I token restano l'unica fonte di verita': cambiare un ruolo in tokens.css
   aggiorna sia i componenti propri sia quelli di libreria.
   -------------------------------------------------------------------------- */

:root {
    --mud-palette-primary: var(--primary);
    --mud-palette-primary-text: var(--on-primary);
    --mud-palette-secondary: var(--primary-dark);
    --mud-palette-tertiary: var(--info-surface);
    --mud-palette-surface: var(--surface);
    --mud-palette-background: var(--workspace);
    --mud-palette-background-gray: var(--workspace);
    --mud-palette-text-primary: var(--ink);
    --mud-palette-text-secondary: var(--ink-muted);
    --mud-palette-text-disabled: var(--ink-muted);
    --mud-palette-action-default: var(--ink-muted);
    --mud-palette-lines-default: var(--divider);
    --mud-palette-lines-inputs: var(--divider);
    --mud-palette-divider: var(--divider);
    --mud-palette-divider-light: var(--divider);
    --mud-palette-error: var(--danger-solid);
    --mud-palette-error-text: #ffffff;
    --mud-palette-success: var(--success-solid);
    --mud-palette-warning: var(--warning-solid);
    --mud-palette-info: var(--info-solid);

    --mud-default-borderradius: var(--radius-control);

    /* Tipografia: stessa scala dei token (STILE_UI §4). */
    --mud-typography-default-family: "Inter", "SF Pro Display", "Roboto", system-ui, sans-serif;
    --mud-typography-default-size: var(--body-lg-size);
    --mud-typography-default-weight: 400;
    --mud-typography-default-lineheight: var(--body-lg-height);
    --mud-typography-default-letterspacing: normal;

    --mud-typography-h5-family: var(--mud-typography-default-family);
    --mud-typography-h5-size: var(--headline-sm-size);
    --mud-typography-h5-weight: 700;
    --mud-typography-h5-lineheight: var(--headline-sm-height);

    --mud-typography-h6-family: var(--mud-typography-default-family);
    --mud-typography-h6-size: var(--title-lg-size);
    --mud-typography-h6-weight: 700;
    --mud-typography-h6-lineheight: var(--title-lg-height);

    --mud-typography-subtitle1-family: var(--mud-typography-default-family);
    --mud-typography-subtitle1-size: var(--title-md-size);
    --mud-typography-subtitle1-weight: 700;
    --mud-typography-subtitle1-lineheight: var(--title-md-height);

    --mud-typography-subtitle2-family: var(--mud-typography-default-family);
    --mud-typography-subtitle2-size: var(--body-md-size);
    --mud-typography-subtitle2-weight: 600;

    --mud-typography-body1-family: var(--mud-typography-default-family);
    --mud-typography-body1-size: var(--body-lg-size);
    --mud-typography-body1-lineheight: var(--body-lg-height);

    --mud-typography-body2-family: var(--mud-typography-default-family);
    --mud-typography-body2-size: var(--body-md-size);
    --mud-typography-body2-lineheight: var(--body-md-height);

    --mud-typography-button-family: var(--mud-typography-default-family);
    --mud-typography-button-size: var(--label-lg-size);
    --mud-typography-button-weight: 600;
    --mud-typography-button-transform: none;
    --mud-typography-button-letterspacing: normal;

    --mud-typography-caption-family: var(--mud-typography-default-family);
    --mud-typography-caption-size: var(--label-md-size);
    --mud-typography-caption-weight: 600;
}

/* -----------------------------------------------------------------------------
   §1 Superfici piatte, nessun tint automatico
   -------------------------------------------------------------------------- */

.mud-paper,
.mud-card,
.mud-expansion-panels .mud-expand-panel,
.mud-toolbar,
.mud-appbar {
    box-shadow: none !important;
    background-image: none !important;
    background-color: var(--surface);
    border-radius: var(--radius-surface);
}

.mud-elevation-0, .mud-elevation-1, .mud-elevation-2, .mud-elevation-3,
.mud-elevation-4, .mud-elevation-5, .mud-elevation-6, .mud-elevation-8,
.mud-elevation-12, .mud-elevation-16, .mud-elevation-24 {
    box-shadow: none !important;
}

/* I livelli che galleggiano davvero conservano un contorno, non un'ombra. */
.mud-popover.mud-popover-open,
.mud-picker-popover-paper,
.mud-menu-popover {
    border-radius: var(--radius-control) !important;
    border: 1px solid var(--divider);
    box-shadow: none !important;
}

/* -----------------------------------------------------------------------------
   §5 Bottoni — target 44/48, raggio control, etichette in caso naturale
   -------------------------------------------------------------------------- */

.mud-button-root {
    min-height: var(--touch-min);
    border-radius: var(--radius-control);
    font-family: var(--font-sans);
    font-size: var(--label-lg-size);
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: normal;
    text-transform: none;
    transition: transform var(--duration-fast) var(--ease-out),
                background-color var(--duration-fast) var(--ease-out);
}

.mud-button-root:active { transform: scale(0.97); }

.mud-button-filled {
    min-height: var(--button-height);
    box-shadow: none !important;
    padding-inline: var(--space-lg);
}

.mud-button-filled.mud-button-filled-primary {
    background-color: var(--primary);
    color: var(--on-primary);
}

.mud-button-filled.mud-button-filled-primary:hover,
.mud-button-filled.mud-button-filled-primary:active {
    background-color: var(--primary-pressed);
}

.mud-button-outlined {
    min-height: var(--button-height);
    border: 1px solid var(--divider);
    color: var(--ink);
    padding-inline: var(--space-lg);
}

.mud-button-text { min-height: var(--touch-min); }

.mud-icon-button {
    min-width: var(--touch-min);
    min-height: var(--touch-min);
    border-radius: var(--radius-pill);
    transition: transform var(--duration-fast) var(--ease-out),
                background-color var(--duration-fast) var(--ease-out);
}

.mud-icon-button:active { transform: scale(0.92); }

/* Il FAB circolare al centro e' una firma Android di serie (§1.7): qui i FAB
   sono rettangolari e stondati come il resto dei controlli. */
.mud-fab {
    box-shadow: none !important;
    border-radius: var(--radius-control);
    min-height: var(--touch-min);
    font-family: var(--font-sans);
    font-weight: 600;
    text-transform: none;
    letter-spacing: normal;
}

.mud-fab.mud-fab-primary { background-color: var(--primary); color: var(--on-primary); }
.mud-fab.mud-fab-default { background-color: var(--surface-muted); color: var(--ink); }
.mud-fab:active { transform: scale(0.96); }

@media (prefers-reduced-motion: reduce) {
    .mud-button-root:active,
    .mud-icon-button:active,
    .mud-fab:active { transform: none; }
}

/* -----------------------------------------------------------------------------
   §5 Campi — riempiti, raggio control, bordo 1px a riposo e 2px in focus
   La sottolineatura Material viene rimossa: i campi sono schede, non righe.
   -------------------------------------------------------------------------- */

.mud-input.mud-input-text,
.mud-input.mud-input-filled,
.mud-input-control .mud-input-slot {
    font-family: var(--font-sans);
    font-size: var(--body-lg-size);
    color: var(--ink);
}

.mud-input:before,
.mud-input:after,
.mud-input-filled:before,
.mud-input-filled:after,
.mud-input-underline:before,
.mud-input-underline:after {
    display: none !important;
    border: none !important;
}

.field-shell {
    background-color: var(--surface);
    border: 1px solid var(--divider);
    border-radius: var(--radius-control);
    padding: var(--space-md);
    transition: border-color var(--duration-fast) var(--ease-out),
                box-shadow var(--duration-fast) var(--ease-out);
}

.field-shell:focus-within {
    border-color: var(--primary);
    box-shadow: inset 0 0 0 1px var(--primary);
}

.field-shell--error { border-color: var(--danger-solid); }
.field-shell--muted { background-color: var(--surface-muted); }

.mud-input-label,
.mud-input-helper-text {
    font-family: var(--font-sans);
    color: var(--ink-muted);
}

.mud-input-helper-text.mud-input-error,
.mud-input-error .mud-input-helper-text {
    color: var(--danger-ink);
    font-weight: 600;
}

/* Il testo segnaposto deve restare leggibile al sole: stesso contrasto del
   testo secondario, non il grigio chiarissimo di serie. */
.mud-input input::placeholder,
.mud-input textarea::placeholder {
    color: var(--ink-muted);
    opacity: 1;
}

.mud-select .mud-input-adornment .mud-icon-root { color: var(--ink-muted); }

/* -----------------------------------------------------------------------------
   Select, liste e voci di menu
   -------------------------------------------------------------------------- */

.mud-list-item {
    min-height: var(--touch-min);
    border-radius: var(--radius-compact);
    font-family: var(--font-sans);
    font-size: var(--body-lg-size);
}

.mud-list-item.mud-selected-item {
    background-color: var(--info-surface);
    color: var(--primary-dark);
    font-weight: 600;
}

.custom-item-select { padding-block: var(--space-xs); }

/* -----------------------------------------------------------------------------
   Chip
   -------------------------------------------------------------------------- */

.mud-chip {
    border-radius: var(--radius-pill);
    font-family: var(--font-sans);
    font-size: var(--label-sm-size);
    font-weight: 700;
    letter-spacing: normal;
    text-transform: none;
}

.mud-chip.mud-chip-filled.mud-chip-color-default {
    background-color: var(--neutral-surface);
    color: var(--neutral-ink);
}

/* -----------------------------------------------------------------------------
   Pannelli a fisarmonica — nessun bordo di serie, nessuna ombra
   -------------------------------------------------------------------------- */

.mud-expansion-panels { width: 100%; }

.mud-expand-panel {
    background-color: transparent !important;
    border: none !important;
    margin-block: 0 !important;
}

.mud-expand-panel .mud-expand-panel-header {
    padding: var(--space-sm) 0;
    min-height: var(--touch-min);
}

.mud-expand-panel .mud-expand-panel-content { padding: 0; }
.mud-expand-panel::before { display: none !important; }

/* -----------------------------------------------------------------------------
   §6.10 Dialog
   -------------------------------------------------------------------------- */

.mud-dialog {
    border-radius: var(--radius-surface) !important;
    background-color: var(--surface);
    box-shadow: none !important;
    max-width: 420px;
    width: calc(100vw - 48px);
}

.mud-dialog-title {
    padding: var(--space-lg) var(--space-lg) 0;
    font-family: var(--font-sans);
    font-size: var(--title-md-size);
    line-height: var(--title-md-height);
    font-weight: 700;
    color: var(--ink);
}

.mud-dialog-content {
    padding: var(--space-xs) var(--space-lg) 0;
    font-family: var(--font-sans);
    font-size: var(--body-lg-size);
    line-height: 1.45;
    color: var(--ink-muted);
    overflow-x: hidden;
}

/* Le scelte stanno in fondo, allineate a destra, con la conferma per ultima.
   Su schermo stretto le etichette lunghe ("Salva come bozza") andrebbero a
   sbattere: in quel caso la riga diventa una colonna a piena larghezza invece
   di comprimere i bersagli. */
.mud-dialog-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: var(--space-xs);
    padding: var(--space-lg);
}

.mud-dialog-actions > * {
    margin: 0 !important;
    min-height: var(--touch-min);
}

@media (max-width: 380px) {
    .mud-dialog-actions { flex-direction: column-reverse; }
    .mud-dialog-actions > * { width: 100%; }
}

/* Il form scheda e' a schermo pieno: e' una schermata, non un riquadro. */
.mud-dialog.customDialog-form {
    max-width: 100%;
    width: 100%;
    height: 100%;
    max-height: 100%;
    margin: 0;
    border-radius: 0 !important;
    background-color: var(--workspace);
}

.mud-dialog.customDialog-form .mud-dialog-content {
    padding: 0;
    max-height: 100%;
    height: 100%;
    color: var(--ink);
}

.mud-overlay { z-index: var(--z-overlay); }
.mud-overlay.on-top { z-index: var(--z-modal) !important; }

/* -----------------------------------------------------------------------------
   §6.9 Toast — riempimento pieno del tono, testo bianco, l'unica ombra
   -------------------------------------------------------------------------- */

.mud-snackbar {
    border-radius: var(--radius-control) !important;
    box-shadow: var(--shadow-toast) !important;
    font-family: var(--font-sans);
    font-size: var(--body-lg-size);
    font-weight: 600;
    line-height: 1.35;
    color: #ffffff !important;
    padding: var(--space-sm) var(--space-14) !important;
    z-index: var(--z-toast);
}

.mud-snackbar.mud-alert-filled-success { background-color: var(--success-solid) !important; }
.mud-snackbar.mud-alert-filled-error   { background-color: var(--danger-solid) !important; }
.mud-snackbar.mud-alert-filled-warning { background-color: var(--warning-solid) !important; }
.mud-snackbar.mud-alert-filled-info    { background-color: var(--info-solid) !important; }
.mud-snackbar .mud-snackbar-content-message { color: #ffffff !important; }
.mud-snackbar .mud-icon-root { color: #ffffff !important; }

/* -----------------------------------------------------------------------------
   Progresso
   -------------------------------------------------------------------------- */

.mud-progress-linear { border-radius: var(--radius-compact); height: 8px; }
.mud-progress-linear .mud-progress-linear-bar { background-color: var(--primary); }
.mud-progress-circular.mud-primary-text { color: var(--primary); }

/* -----------------------------------------------------------------------------
   Il ripple di Mud viene disattivato dove il contenitore ha il proprio
   feedback al tocco, per non avere due risposte sovrapposte allo stesso dito.
   -------------------------------------------------------------------------- */

.ripple-container .mud-ripple-effect,
.ripple-container .mud-ripple-effect-expanding {
    display: none !important;
}

.mud-skeleton { border-radius: var(--radius-compact) !important; }