/* ======================================================================== */
/* 1. DEFINIZIONE DELLE VARIABILI DI TEMA
/* ======================================================================== */

:root {
    /* --------------------------------- */
    /* TEMA CHIARO (Default)
    /* --------------------------------- */
    
    /* --- Colori di Base --- */
    --bg-body: #f0f4f8;
    --color-text: #000;
    --bg-surface: #fff;
    --shadow-surface: 0px 4px 15px 0px #82828285;
    --shadow-surface-darker: 0px 4px 20px 0px #a8a8a880;

    /* --- Barra Superiore e Laterale --- */
    --bg-icon-toggle: #fff;
    --shadow-icon-toggle: 0px 4px 20px 0px #a8a8a880;
    --color-icon-toggle: #000;
    --color-time: #000;
    --color-sidebar-text: #000;
    --bg-sidebar-button-hover: #2C6BBE;
    --color-sidebar-button-hover: #fff;
    
    /* --- Bottoni Navigazione e Filtri --- */
    --bg-button: #fff;
    --color-button: #000000;
    --shadow-button: 0px 4px 15px 0px #82828285;
    --shadow-button-darker: 0px 4px 20px 0px #a8a8a8ad;
    --bg-button-hover: #3178d4;
    --color-button-hover: #fff;
    --color-nav-label: #000;

    /* --- Calendario Base --- */
    --bg-day: #fff;
    --color-day: #000;
    --bg-day-hover: #e9e9e9;
    --color-day-hover: #000;
    --bg-event: #fff;
    --color-event-text: #000;
    --bg-event-hover: #e9e9e9;
    --bg-drag-over: #dddbdb4b;
    --bg-more-btn: #fff;
    --color-more-btn: #000;
    --shadow-more-btn: 0px 4px 15px 0px #82828285;

    /* --- Vista Mensile --- */
    --bg-month-header: linear-gradient(135deg, #4361EE, #7209B7);
    --color-month-header: #fff;
    --bg-other-month: #f9f9f9;
    --color-other-month: #bbb;
    --color-month-event-text: #fff;
    --color-month-event-delete: #fff;

    /* --- Giorni Speciali (Festivi/Domeniche) --- */
    --bg-day-sunday: #ea0000c9;
    --color-day-sunday: #000000;
    --bg-day-sunday-hover: #b50000;
    --color-day-sunday-hover: #000000;
    --color-holiday-text: #d32f2f;
    --color-holiday-activated-text: #4caf50;

    /* --- Modali --- */
    --bg-modal: #fff;
    --color-modal-text: #000;
    --bg-modal-input: #fff;
    --color-modal-input-text: #000;
    --border-modal-input: #dee2e6; /* Bootstrap default */
    --color-modal-button: #000;
    --filter-btn-close: none; /* FIX: Variabile per il filtro del pulsante chiudi */

    /* --- Filtro Aule (Dropdown) --- */
    --bg-dropdown: #fff;
    --border-dropdown: #dee2e6;
    --color-dropdown-header: #000;
    --border-dropdown-item: #eee;
    --color-dropdown-label: #000;
    --border-color-indicator: #ddd;
    
    /* --- KBD (Tasti) --- */
    --bg-kbd: #f8f9fa;
    --border-kbd: #dee2e6;
    --color-kbd: #495057;
    
    /* --- Sezione Gestione (Inline CSS) --- */
    --bg-management-section: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    --border-management-section: #dee2e6;
    --color-management-header: #495057;
    --color-management-icon: #6c757d;
    --bg-list-item: white;
    --border-list-item: #e3e6f0;
    --shadow-list-item: 0 1px 3px rgba(0,0,0,0.05);
    --border-list-item-hover: #007bff;
    --shadow-list-item-hover: 0 3px 8px rgba(0,0,0,0.1);
    --color-list-item-name: #2c3e50;
    --bg-btn-primary-hover: linear-gradient(135deg, #007bff, #0056b3);
    --bg-btn-danger-hover: linear-gradient(135deg, #dc3545, #c82333);
    --color-empty-state: #6c757d;
    --color-modal-manage-label: #495057;
    --color-modal-manage-icon: #007bff;

    /* --- Indicatori Copia/Incolla (Inline CSS) --- */
    --bg-paste-indicator: #28a745;
    --border-paste-indicator: white;
    --shadow-paste-indicator: 0 1px 3px rgba(0,0,0,0.3);
    --bg-copied-indicator: linear-gradient(135deg, #007bff, #0056b3);
    --color-copied-indicator: white;
    --shadow-copied-indicator: 0 4px 12px rgba(0,0,0,0.2);
    --color-copied-close: white;

    /* --- Toast Notifiche (Inline CSS) --- */
    --bg-toast: white;
    --shadow-toast: 0 4px 15px rgba(0, 0, 0, 0.1);
    --color-toast-title: #000;
    --color-toast-message: rgba(0,0,0,0.8);
    --color-toast-close: rgba(0,0,0,0.6);
    /* Colori specifici Toast */
    --color-toast-success: #28a745;
    --color-toast-error: #dc3545;
    --color-toast-warning: #ffc107;
    --color-toast-info: #17a2b8;
}

body.dark-mode {
    /* --------------------------------- */
    /* TEMA SCURO
    /* --------------------------------- */
    
    /* --- Colori di Base --- */
    --bg-body: #141414;
    --color-text: #fff;
    --bg-surface: #202020;
    --shadow-surface: 0px 4px 20px 0px #000;
    --shadow-surface-darker: 0px 4px 20px 0px #000;

    /* --- Barra Superiore e Laterale --- */
    --bg-icon-toggle: #1D1D1D;
    --shadow-icon-toggle: 0px 4px 20px 0px #000;
    --color-icon-toggle: #fff;
    --color-time: #fff;
    --color-sidebar-text: #fff;
    --bg-sidebar-button-hover: #23599f; /* Preso da dark-mode button hover */
    --color-sidebar-button-hover: #fff;
    
    /* --- Bottoni Navigazione e Filtri --- */
    --bg-button: #202020;
    --color-button: #ffffff;
    --shadow-button: 0px 4px 20px 0px #000;
    --shadow-button-darker: 0px 4px 20px 0px #000;
    --bg-button-hover: #23599f;
    --color-button-hover: #fff;
    --color-nav-label: #ffffff;

    /* --- Calendario Base --- */
    --bg-day: #202020;
    --color-day: #fff;
    --bg-day-hover: #151515;
    --color-day-hover: #fff;
    --bg-event: #202020;
    --color-event-text: #ffffff;
    --bg-event-hover: #101010;
    --bg-drag-over: #2929295f;
    --bg-more-btn: #202020;
    --color-more-btn: #fff;
    --shadow-more-btn: 0px 4px 20px 0px #000;

    /* --- Vista Mensile --- */
    --bg-month-header: linear-gradient(135deg, #ff376b, #3b7bff); /* Rimane uguale, è un gradiente forte */
    --color-month-header: #fff;
    --bg-other-month: #272626;
    --color-other-month: #e3e1e1;
    --color-month-event-text: #000; /* Testo scuro su sfondo colorato */
    --color-month-event-delete: #000;

    /* --- Giorni Speciali (Festivi/Domeniche) --- */
    --bg-day-sunday: #fe0909c6;
    --color-day-sunday: #ffffff;
    --bg-day-sunday-hover: #8a0000;
    --color-day-sunday-hover: #ffffff;
    --color-holiday-text: #ff6b6b;
    --color-holiday-activated-text: #4caf50; /* Verde rimane un buon indicatore */

    /* --- Modali --- */
    --bg-modal: #151515;
    --color-modal-text: #fff;
    --bg-modal-input: #202020;
    --color-modal-input-text: #fff;
    --border-modal-input: #151515;
    --color-modal-button: #ffffff;
    --filter-btn-close: invert(1); /* FIX: Variabile per il filtro del pulsante chiudi */

    /* --- Filtro Aule (Dropdown) --- */
    --bg-dropdown: #202020;
    --border-dropdown: #404040;
    --color-dropdown-header: #ffffff;
    --border-dropdown-item: #404040;
    --color-dropdown-label: #ffffff;
    --border-color-indicator: #666;
    
    /* --- KBD (Tasti) --- */
    --bg-kbd: #495057;
    --border-kbd: #6c757d;
    --color-kbd: #f8f9fa;
    
    /* --- Sezione Gestione (Inline CSS) --- */
    --bg-management-section: linear-gradient(135deg, #2a2a2a 0%, #1f1f1f 100%);
    --border-management-section: #444;
    --color-management-header: #ccc;
    --color-management-icon: #aaa;
    --bg-list-item: #2c2c2c;
    --border-list-item: #444;
    --shadow-list-item: 0 1px 3px rgba(0,0,0,0.2);
    --border-list-item-hover: #007bff;
    --shadow-list-item-hover: 0 3px 8px rgba(0,0,0,0.4);
    --color-list-item-name: #f0f0f0;
    --bg-btn-primary-hover: linear-gradient(135deg, #007bff, #0056b3); /* Rimane uguale */
    --bg-btn-danger-hover: linear-gradient(135deg, #dc3545, #c82333); /* Rimane uguale */
    --color-empty-state: #888;
    --color-modal-manage-label: #ccc;
    --color-modal-manage-icon: #007bff;

    /* --- Indicatori Copia/Incolla (Inline CSS) --- */
    --bg-paste-indicator: #28a745;
    --border-paste-indicator: #333;
    --shadow-paste-indicator: 0 1px 3px rgba(0,0,0,0.5);
    --bg-copied-indicator: linear-gradient(135deg, #007bff, #0056b3); /* Rimane uguale */
    --color-copied-indicator: white;
    --shadow-copied-indicator: 0 4px 12px rgba(0,0,0,0.4);
    --color-copied-close: white;

    /* --- Toast Notifiche (Inline CSS) --- */
    --bg-toast: #2a2a2a;
    --shadow-toast: 0 4px 15px rgba(0, 0, 0, 0.3);
    --color-toast-title: #f0f0f0;
    --color-toast-message: rgba(255,255,255,0.8);
    --color-toast-close: rgba(255,255,255,0.6);
    /* Colori specifici rimangono accesi per visibilità */
    --color-toast-success: #28a745;
    --color-toast-error: #dc3545;
    --color-toast-warning: #ffc107;
    --color-toast-info: #17a2b8;
}

body.halloween-mode {
    /* --------------------------------- */
    /* TEMA HALLOWEEN (Aggiornato)
    /* Palette: #221e22 (Black), #31263e (Purple), #44355b (Violet), #eca72c (Yellow), #ee5622 (Orange)
    /* --------------------------------- */
    
    /* --- Colori di Base --- */
    --bg-body: #221e22; /* Raisin Black */
    --color-text: #eca72c; /* Hunyadi Yellow */
    --bg-surface: #31263e; /* Dark Purple */
    --shadow-surface: 0px 4px 20px 0px #000;
    --shadow-surface-darker: 0px 4px 20px 0px #000;

    /* --- Barra Superiore e Laterale --- */
    --bg-icon-toggle: #31263e; /* Dark Purple */
    --shadow-icon-toggle: 0px 4px 20px 0px #000;
    --color-icon-toggle: #eca72c; /* Hunyadi Yellow */
    --color-time: #eca72c; /* Hunyadi Yellow */
    --color-sidebar-text: #eca72c; /* Hunyadi Yellow */
    --bg-sidebar-button-hover: #ee5622; /* Flame */
    --color-sidebar-button-hover: #fff;
    
    /* --- Bottoni Navigazione e Filtri --- */
    --bg-button: #31263e; /* Dark Purple */
    --color-button: #eca72c; /* Hunyadi Yellow */
    --shadow-button: 0px 4px 20px 0px #000;
    --shadow-button-darker: 0px 4px 20px 0px #000;
    --bg-button-hover: #ee5622; /* Flame */
    --color-button-hover: #fff;
    --color-nav-label: #eca72c; /* Hunyadi Yellow */

    /* --- Calendario Base --- */
    --bg-day: #31263e; /* Dark Purple */
    --color-day: #eca72c; /* Hunyadi Yellow */
    --bg-day-hover: #44355b; /* English Violet */
    --color-day-hover: #ee5622; /* Flame */
    --bg-event: #31263e; /* Dark Purple */
    --color-event-text: #eca72c; /* Hunyadi Yellow */
    --bg-event-hover: #44355b; /* English Violet */
    --bg-drag-over: #44355b99;
    --bg-more-btn: #44355b; /* English Violet */
    --color-more-btn: #eca72c; /* Hunyadi Yellow */
    --shadow-more-btn: 0px 4px 20px 0px #000;

    /* --- Vista Mensile --- */
    --bg-month-header: linear-gradient(135deg, #ee5622, #44355b);
    --color-month-header: #fff;
    --bg-other-month: #221e22; /* Raisin Black */
    --color-other-month: #44355b; /* English Violet */
    --color-month-event-text: #000;
    --color-month-event-delete: #000;

    /* --- Giorni Speciali (Festivi/Domeniche) --- */
    --bg-day-sunday: #ee5622; /* Flame */
    --color-day-sunday: #fff;
    --bg-day-sunday-hover: #eca72c; /* Hunyadi Yellow */
    --color-day-sunday-hover: #000;
    --color-holiday-text: #ee5622; /* Flame */
    --color-holiday-activated-text: #eca72c; /* Hunyadi Yellow */

    /* --- Modali --- */
    --bg-modal: #221e22; /* Raisin Black */
    --color-modal-text: #eca72c; /* Hunyadi Yellow */
    --bg-modal-input: #31263e; /* Dark Purple */
    --color-modal-input-text: #eca72c; /* Hunyadi Yellow */
    --border-modal-input: #44355b; /* English Violet */
    --color-modal-button: #eca72c; /* Hunyadi Yellow */
    --filter-btn-close: invert(1); /* FIX: Variabile per il filtro del pulsante chiudi */

    /* --- Filtro Aule (Dropdown) --- */
    --bg-dropdown: #31263e; /* Dark Purple */
    --border-dropdown: #44355b; /* English Violet */
    --color-dropdown-header: #eca72c; /* Hunyadi Yellow */
    --border-dropdown-item: #44355b; /* English Violet */
    --color-dropdown-label: #eca72c; /* Hunyadi Yellow */
    --border-color-indicator: #ee5622; /* Flame */
    
    /* --- KBD (Tasti) --- */
    --bg-kbd: #44355b; /* English Violet */
    --border-kbd: #ee5622; /* Flame */
    --color-kbd: #eca72c; /* Hunyadi Yellow */
    
    /* --- Sezione Gestione (Inline CSS) --- */
    --bg-management-section: linear-gradient(135deg, #31263e 0%, #221e22 100%);
    --border-management-section: #44355b; /* English Violet */
    --color-management-header: #eca72c; /* Hunyadi Yellow */
    --color-management-icon: #ee5622; /* Flame */
    --bg-list-item: #31263e; /* Dark Purple */
    --border-list-item: #44355b; /* English Violet */
    --shadow-list-item: 0 1px 3px rgba(0,0,0,0.2);
    --border-list-item-hover: #ee5622; /* Flame */
    --shadow-list-item-hover: 0 3px 8px rgba(0,0,0,0.4);
    --color-list-item-name: #eca72c; /* Hunyadi Yellow */
    --bg-btn-primary-hover: linear-gradient(135deg, #ee5622, #eca72c);
    --bg-btn-danger-hover: linear-gradient(135deg, #44355b, #31263e);
    --color-empty-state: #888;
    --color-modal-manage-label: #eca72c; /* Hunyadi Yellow */
    --color-modal-manage-icon: #ee5622; /* Flame */

    /* --- Indicatori Copia/Incolla (Inline CSS) --- */
    --bg-paste-indicator: #eca72c; /* Hunyadi Yellow */
    --border-paste-indicator: #333;
    --shadow-paste-indicator: 0 1px 3px rgba(0,0,0,0.5);
    --bg-copied-indicator: linear-gradient(135deg, #ee5622, #44355b);
    --color-copied-indicator: white;
    --shadow-copied-indicator: 0 4px 12px rgba(0,0,0,0.4);
    --color-copied-close: white;

    /* --- Toast Notifiche (Inline CSS) --- */
    --bg-toast: #31263e; /* Dark Purple */
    --shadow-toast: 0 4px 15px rgba(0, 0, 0, 0.3);
    --color-toast-title: #eca72c; /* Hunyadi Yellow */
    --color-toast-message: #ee5622; /* Flame */
    --color-toast-close: #eca72c; /* Hunyadi Yellow */
    /* Colori specifici */
    --color-toast-success: #eca72c; /* Hunyadi Yellow */
    --color-toast-error: #ee5622; /* Flame */
    --color-toast-warning: #eca72c; /* Hunyadi Yellow */
    --color-toast-info: #44355b; /* English Violet */
}

/* ======================================================================== */
/* 2. REGOLE CSS STRUTTURALI (Usano le variabili)
/* ======================================================================== */

/*Media Query*/
/*Si aggiorneranno in futuro*/

/*Regole per la transizione*/
/* NOTA: Le transizioni sui gradienti (background-image) non sono performanti.
   Si applica solo a background-color e color. */
body,
.barraSuperiore,
.barraSuperiore .iconToggle #darkModeBtn,
.barraSuperiore .dateTime #currentTime,
.barraSuperiore .dateTime #currentDay,
.contenutoCentrale .barraLaterale,
.contenutoCentrale .barraLaterale button,
.contenutoCentrale .barraLaterale button::before,
.modal-content,
.modal-content input, 
.modal-content select,
.sezioneCalendario .buttonArea #navButtons button,
.sezioneCalendario .buttonArea #navButtons span,
.sezioneCalendario .buttonArea #buttons button, 
.sezioneCalendario .buttonArea #buttons a,
.sezioneCalendario .week-day-row .day,
.sezioneCalendario .week-day-row .events-list .event,
.sezioneCalendario #calendar #monthView table,
.sezioneCalendario #calendar #monthView table th,
.sezioneCalendario #calendar #monthView .other-month,
.custom-toast,
.management-section,
.custom-list-item,
.item-name,
kbd,
.dropdown-menu {
    transition: background-color 0.6s ease, color 0.6s ease, box-shadow 0.6s ease, border-color 0.6s ease, opacity 0.6s ease;
}

/*Sezione che gestisce body, html e font-esterni*/
body{
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-body);
    color: var(--color-text);
}
/*Sezione che gestisce il css della barra superiore*/
.barraSuperiore{
    background-color: var(--bg-surface);
    box-shadow: var(--shadow-surface);
    border-radius: 12px;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    align-items: center;
    margin: 10px 25px;
    min-height: 130px;
}
.barraSuperiore .iconToggle{
    transition: transform 0.8s ease;
}
.barraSuperiore .iconToggle:hover{
    transform: scale(1.2);
}
.barraSuperiore .iconToggle #darkModeBtn{
    background-color: var(--bg-icon-toggle);
    box-shadow: var(--shadow-icon-toggle);
    color: var(--color-icon-toggle);
    padding: 20px;
    font-size: 40px;
    border-radius: 21px;
    cursor: pointer;
    transition: transform 1s ease, color 1s ease;
}
.barraSuperiore .dateTime{
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}
.barraSuperiore .dateTime #currentTime{
    font-size: 48px;
    line-height: 40px;
    color: var(--color-time);
}
.barraSuperiore .dateTime #currentDay{
    font-size: 20px;
    line-height: 28px;
    text-transform: capitalize;
    color: var(--color-time);
}
.barraSuperiore .logoToggle img{
    width: 135px;
    height: auto;
}
/*Sezione contenuto centrale*/
.contenutoCentrale{
    display: flex;
    flex-direction: row;
    margin-top: 20px;
    padding-bottom: 20px;
}
.contenutoCentrale .barraLaterale{
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    background-color: var(--bg-surface);
    box-shadow: var(--shadow-surface);
    border-radius: 12px;
    width: 160px;
    margin: 10px 25px;
}
.contenutoCentrale .barraLaterale .add-button{
    background-color: unset;
}
.contenutoCentrale .barraLaterale button{
    position: relative;
    display: flex;
    align-items: center;
    gap: 5px;
    border: none;
    font-size: 20px;
    cursor: pointer;
    overflow: hidden;
    padding: 15px 30px 15px 20px;
    transition: color 0.4s ease;
    color: var(--color-sidebar-text);
}
.contenutoCentrale .barraLaterale button:hover{
    color: var(--color-sidebar-button-hover);
}
.contenutoCentrale .barraLaterale button::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background: var(--bg-sidebar-button-hover);
    transition: width 0.4s ease;
    border-radius: inherit;
    z-index: 0;
}
.contenutoCentrale .barraLaterale button:hover::before {
    width: 90%;
    border-top-right-radius: 12px;
    border-bottom-right-radius: 12px;
}
.contenutoCentrale .barraLaterale button span{
    position: relative;
    z-index: 1;
}

/* --- Sezione Modali (Bootstrap overrides) --- */
.modal-content {
    background-color: var(--bg-modal);
    color: var(--color-modal-text);
}
.modal-content input, 
.modal-content select,
.modal-content textarea {
    background-color: var(--bg-modal-input);
    color: var(--color-modal-input-text);
    border-color: var(--border-modal-input);
}
/* Stile per input color in modale */
.modal-content input[type="color"] {
    background-color: transparent; /* Il color picker ha il suo bg */
    border: 1px solid var(--border-modal-input);
}
/* Fix per placeholder in dark mode */
.modal-content input::placeholder,
.modal-content textarea::placeholder {
    color: var(--color-other-month); /* Usa un colore secondario */
    opacity: 1;
}
.modal-content .btn-close {
    /* FIX: Usa la variabile --filter-btn-close definita nei temi */
    filter: var(--filter-btn-close);
}
.contenutoCentrale .modal button{
    /* Questa regola sembra errata, la commento perché sovrascrive i bottoni del modale */
    /* background-color: #fff; */ 
}
.contenutoCentrale .barraLaterale .modal button:hover::before{
    width: 0%;
}


/*Contenuto del Calendario*/
.sezioneCalendario{
    display: flex;
    flex-direction: column;
    flex-basis: 85%;
}
.sezioneCalendario .buttonArea{
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}
.sezioneCalendario .buttonArea #navButtons{
    display: flex;
    flex-direction: row;
    gap: 15px;
    align-items: center;
}
.sezioneCalendario .buttonArea #navButtons button{
    background-color: var(--bg-button);
    border-radius: 12px;
    box-shadow: var(--shadow-button);
    color: var(--color-button);
    border: none;
    font-size: 16px;
    font-weight: 700;
    padding: 6px 15px;
    transition: background-color 0.4s ease, color 0.4s ease, transform 0.4s ease;
}
.sezioneCalendario .buttonArea #navButtons button:hover{
    background-color: var(--bg-button-hover);
    color: var(--color-button-hover);
    transform: scale(1.1);
}
.sezioneCalendario .buttonArea #navButtons span{
    font-size: 15px;
    font-weight: 600;
    text-transform: capitalize;
    width: 135px;
    text-align: center;
    display: inline-block;
    cursor: pointer;
    user-select: none;
    color: var(--color-nav-label);
}
.sezioneCalendario .buttonArea #buttons{
    display: flex;
    flex-direction: row;
    gap: 10px;
    margin: 0px 20px;
}
.sezioneCalendario .buttonArea #buttons button, .sezioneCalendario .buttonArea #buttons a{
    background-color: var(--bg-button);
    border-radius: 12px;
    box-shadow: var(--shadow-button-darker);
    color: var(--color-button);
    border: none;
    font-size: 18px;
    font-weight: 600;
    padding: 6px 12px;
    transition: background-color 0.4s ease, color 0.4s ease, transform 0.4s ease;
}
.sezioneCalendario .buttonArea #buttons button:hover, .sezioneCalendario .buttonArea #buttons a:hover{
    background-color: var(--bg-button-hover);
    color: var(--color-button-hover);
    transform: scale(1.1);
}
.sezioneCalendario #calendar{
    margin-top: 15px;
}
.delete-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  color: inherit;
}
.dragging{
    opacity: 0.4;
    cursor: move;
}
.drag-over{
    background-color: var(--bg-drag-over) !important;
    position: relative;
}
/* Nascondi il clone nella vista settimanale */
.week-day-row.drag-over .drag-preview-clone {
    display: none;
}
/* Clone della card durante il drag - solo vista mensile (con rotazione) */
#monthView td.drag-over .drag-preview-clone {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(5deg);
    pointer-events: none;
    z-index: 1000;
    opacity: 0.85;
    animation: dragPulseMonth 0.8s ease-in-out infinite;
}
@keyframes dragPulseMonth {
    0%, 100% { 
        transform: translate(-50%, -50%) rotate(5deg) scale(1); 
        opacity: 0.85;
    }
    50% { 
        transform: translate(-50%, -50%) rotate(5deg) scale(1.05); 
        opacity: 0.95;
    }
}
.management-icons { display: flex; gap: 8px; }
.management-icons .btn { padding: 0.2rem 0.4rem; display: flex; align-items: center; }
.management-icons .material-icons { font-size: 1.1em; }
/*Vista settimanale*/
.sezioneCalendario #weekView .more-btn{
    background-color: var(--bg-more-btn);
    color: var(--color-more-btn);
    box-shadow: var(--shadow-more-btn);
    font-size: 18px;
    line-height: 26px;
    font-weight: 700;
    border-radius: 50%;
    padding: 0px 23px;
    border: none;
}
.sezioneCalendario #weekView{
    display: flex;
    gap: 20px;
}
.sezioneCalendario #weekView.week-view-rows {
    display: flex;
    flex-direction: column;
    gap: 50px; 
}
.sezioneCalendario .week-day-row {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}
.sezioneCalendario .week-day-row .day {
    background-color: var(--bg-day);
    box-shadow: var(--shadow-surface);
    color: var(--color-day);
    padding: 20px 15px;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.4s ease, color 0.4s ease;
    flex-shrink: 0;
    text-align: center;
    text-transform: capitalize;
    min-width: 120px;
}
.sezioneCalendario .week-day-row .day:hover {
    background-color: var(--bg-day-hover);
    color: var(--color-day-hover);
}
.sezioneCalendario .week-day-row .day.sunday {
    background-color: var(--bg-day-sunday);
    color: var(--color-day-sunday) !important;
}
.sezioneCalendario .week-day-row .day.sunday:hover {
    background-color: var(--bg-day-sunday-hover);
    color: var(--color-day-sunday-hover) !important;
}
.sezioneCalendario .week-day-row .events-list {
    display: flex;
    flex-wrap: wrap; 
    gap: 15px; 
    flex-grow: 1;
}
.sezioneCalendario .week-day-row .events-list .event {
    height: fit-content;
    padding: 20px;
    background-color: var(--bg-event);
    box-shadow: var(--shadow-surface);
    border-left: 10px solid; /* Il colore è inline style */
    font-size: 15px;
    text-transform: capitalize;
    font-weight: 700;
    border-radius: 12px;
    display: flex;
    align-items: center;
    min-width: 180px;
    cursor: pointer;
    transition: background-color 0.4s ease, transform 0.4s ease, opacity 0.4s ease;
    color: var(--color-event-text);
}
.sezioneCalendario .week-day-row .events-list .event:hover {
    background-color: var(--bg-event-hover);
    transform: scale(1.1);
}
/* Stile per nascondere eventi extra nella vista settimanale */
.sezioneCalendario .week-day-row .events-list .event.event-hidden {
    display: none;
}
.sezioneCalendario #calendar #monthView .event.event-hidden {
    display: none;
}
.sezioneCalendario .delete-btn-week{
    font-size: 15px;
    font-weight: 700;
    color: inherit;
}
/*Vista Mensile*/
.sezioneCalendario #calendar #monthView {
    display: none;
    margin-top: 15px;
    overflow-x: auto; /* Aggiungi questo per lo scroll se la tabella è troppo larga */
    width: 100%;
}

.sezioneCalendario #monthView .more-btn {
    background-color: var(--bg-more-btn);
    color: var(--color-more-btn);
    box-shadow: var(--shadow-more-btn);
    font-size: 16px;
    line-height: 24px;
    font-weight: 700;
    border-radius: 8px;
    padding: 5px 10px;
    border: none;
}

.sezioneCalendario #calendar #monthView table {
    width: 100%;
    /* MODIFICA: Imposta table-layout su fixed */
    table-layout: fixed;
    border-collapse: collapse;
    box-shadow: var(--shadow-surface);
    border-radius: 8px;
    overflow: hidden;
    background-color: var(--bg-surface);
    font-size: 16px;
    font-weight: 500;
    color: var(--color-text);
}

/* MODIFICA: Applica lo stile alle celle TH dell'header, non alla riga TR */
.sezioneCalendario #calendar #monthView table .month-view-header{
    background: var(--bg-month-header);
    width: 150px;
    padding: 20px 10px;
    font-size: 18px;
    height: 90px;
    cursor: default;
    text-align: center;
    color: var(--color-month-header);
}

.sezioneCalendario #calendar #monthView table td {
    text-align: center;
    padding: 30px;
    width: 150px;
    height: 120px;
    transition: background-color 0.4s ease, transform 0.4s ease;
    cursor: pointer;
    vertical-align: top; /* Allinea contenuto in alto */
    position: relative; /* Utile per posizionare elementi interni */
    border: 1px solid #4040404a; /* Aggiungi un bordo per vedere meglio le celle */
    overflow: hidden; /* Nasconde contenuto che esce dalla cella */
    text-overflow: ellipsis; /* Aggiunge ... se il testo è troppo lungo */
}

.sezioneCalendario #calendar #monthView table td:hover {
    background-color: var(--bg-day-hover);
    transform: scale(1.02); /* Riduci effetto scale per celle fisse */
}

.sezioneCalendario #calendar #monthView .event {
    display: block;
    border-radius: 8px;
    padding: 5px 10px;
    border: none;
    text-transform: capitalize;
    font-size: 12px;
    line-height: 20px;
    color: var(--color-month-event-text);
    margin: 5px 0px;
    transition: background-color 0.4s ease, transform 0.4s ease, opacity 0.4s ease;
}

.sezioneCalendario #calendar #monthView .other-month {
  color: var(--color-other-month);
  background: var(--bg-other-month);
  transition: transform 0.4s ease; /* Transizione solo per hover */
}

.sezioneCalendario #calendar #monthView .other-month:hover {
    transform: scale(1.02); /* Riduci effetto scale */
}

.sezioneCalendario .delete-btn-month {
    font-size: 12px;
    color: var(--color-month-event-delete);
}

/* Stile per i tasti kbd */
kbd {
    background-color: var(--bg-kbd);
    border: 1px solid var(--border-kbd);
    border-radius: 3px;
    color: var(--color-kbd);
    font-family: 'Courier New', monospace;
    font-size: 0.875em;
    padding: 2px 6px;
}

/* Stili per filtro aule */
#filterBtn {
    background-color: var(--bg-button);
    border-radius: 12px;
    box-shadow: var(--shadow-button-darker);
    color: var(--color-button);
    border: none;
    font-size: 18px;
    font-weight: 600;
    padding: 6px 12px;
    transition: background-color 0.4s ease, color 0.4s ease, transform 0.4s ease;
}

#filterBtn:hover {
    background-color: var(--bg-button-hover);
    color: var(--color-button-hover);
    transform: scale(1.1);
}

/* Stili dropdown */
.dropdown-menu {
    background-color: var(--bg-dropdown);
    border-color: var(--border-dropdown);
}
.dropdown-header {
    color: var(--color-dropdown-header);
}

.aula-filter-item {
    display: flex;
    align-items: center;
    padding: 8px 0;
    gap: 8px;
    border-bottom: 1px solid var(--border-dropdown-item);
}

.aula-filter-item:last-child {
    border-bottom: none;
}

.aula-color-indicator {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid var(--border-color-indicator);
    flex-shrink: 0;
}

.aula-filter-checkbox {
    margin: 0;
}

.aula-filter-label {
    flex-grow: 1;
    margin: 0;
    font-weight: 500;
    cursor: pointer;
    color: var(--color-dropdown-label);
}

/* Stili per domeniche e giorni festivi */
.day.sunday, .day.holiday {
    color: var(--color-holiday-text) !important;
    font-weight: bold !important;
}

td.sunday strong, td.holiday strong {
    color: var(--color-holiday-text) !important;
    font-weight: bold !important;
}

/* Stili per giorni festivi disabilitati (non attivati) */
.day.holiday:not(.activated) {
    opacity: 0.7;
    cursor: not-allowed;
}

td.holiday:not(.activated) {
    opacity: 0.7;
    cursor: not-allowed;
}

td.holiday:not(.activated) strong {
    opacity: 0.7;
}

/* Stili per giorni festivi attivati */
.day.holiday.activated {
    opacity: 1;
    cursor: pointer;
    color: var(--color-holiday-activated-text) !important;
}

td.holiday.activated {
    opacity: 1;
    cursor: pointer;
}

td.holiday.activated strong {
    color: var(--color-holiday-activated-text) !important;
    opacity: 1;
}

/* Stili per domeniche attivate - mantengono il loro colore originale */
/* (Queste regole sono per la specificità) */
.day.sunday.activated {
    opacity: 1;
    cursor: pointer;
}
td.sunday.activated {
    opacity: 1;
    cursor: pointer;
}
td.sunday.activated strong {
    opacity: 1;
}

/* Vista settimanale: domeniche attivate mantengono colore */
.sezioneCalendario .week-day-row .day.sunday.activated {
    opacity: 1;
    cursor: pointer;
    color: var(--color-day-sunday) !important;
}
.sezioneCalendario .week-day-row .day.sunday.activated:hover {
    opacity: 1;
    color: var(--color-day-sunday-hover) !important;
}


/* ======================================================================== */
/* CSS DALLA SEZIONE <style> DI INDEX.HTML
/* ======================================================================== */

/* --- CSS per notifiche personalizzate --- */
.custom-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    min-width: 300px;
    max-width: 400px;
    background: var(--bg-toast);
    border-left: 4px solid; /* Colore impostato da classi sotto */
    box-shadow: var(--shadow-toast);
    border-radius: 8px;
    padding: 16px;
    display: flex;
    align-items: center;
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.3s ease;
}

.custom-toast.show {
    transform: translateX(0);
    opacity: 1;
}

.custom-toast.success { border-left-color: var(--color-toast-success); }
.custom-toast.error { border-left-color: var(--color-toast-error); }
.custom-toast.warning { border-left-color: var(--color-toast-warning); }
.custom-toast.info { border-left-color: var(--color-toast-info); }

.toast-icon {
    margin-right: 12px;
    font-size: 24px;
}

.success .toast-icon { color: var(--color-toast-success); }
.error .toast-icon { color: var(--color-toast-error); }
.warning .toast-icon { color: var(--color-toast-warning); }
.info .toast-icon { color: var(--color-toast-info); }

.toast-content {
    flex-grow: 1;
}

.toast-title {
    font-weight: 600;
    margin-bottom: 4px;
    font-size: 14px;
    color: var(--color-toast-title);
}

.toast-message {
    font-size: 13px;
    opacity: 0.8;
    color: var(--color-toast-message);
}

.toast-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    margin-left: 10px;
    opacity: 0.6;
    color: var(--color-toast-close);
}

.toast-close:hover {
    opacity: 1;
}

/* --- Stili per gestione aule e corsi --- */
.management-section {
    background: var(--bg-management-section);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    border: 1px solid var(--border-management-section);
}

.management-section h5 {
    color: var(--color-management-header);
    font-weight: 600;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    font-size: 1.1rem;
}

.management-section h5 .material-icons {
    margin-right: 8px;
    font-size: 20px;
    color: var(--color-management-icon);
}

.custom-list-item {
    background: var(--bg-list-item);
    border: 1px solid var(--border-list-item);
    border-radius: 8px;
    margin-bottom: 8px;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-list-item);
    min-height: 70px;
}

.custom-list-item:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-list-item-hover);
    border-color: var(--border-list-item-hover);
}

.item-name {
    font-weight: 500;
    color: var(--color-list-item-name);
    font-size: 15px;
    flex-grow: 1;
    line-height: 1.4;
}

.management-icons {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-shrink: 0;
}

.management-icons .btn {
    padding: 6px 8px;
    border-radius: 6px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.management-icons .btn .material-icons {
    font-size: 16px;
}

.management-icons .btn-outline-primary:hover {
    background: var(--bg-btn-primary-hover);
    transform: scale(1.05);
}

.management-icons .btn-outline-danger:hover {
    background: var(--bg-btn-danger-hover);
    transform: scale(1.05);
}

.empty-state {
    text-align: center;
    padding: 30px 20px;
    color: var(--color-empty-state);
    font-style: italic;
}

.empty-state .material-icons {
    font-size: 48px;
    margin-bottom: 10px;
    opacity: 0.5;
}

/* Header del modal management */
#manageModalLabel {
    display: flex;
    align-items: center;
    color: var(--color-modal-manage-label);
}

#manageModalLabel .material-icons {
    margin-right: 10px;
    color: var(--color-modal-manage-icon);
}

/* --- Stili per evidenziare aree dove incollare --- */
.paste-available {
    position: relative;
}

.paste-available::after {
    content: '';
    position: absolute;
    top: 2px;
    right: 2px;
    width: 12px;
    height: 12px;
    background: var(--bg-paste-indicator);
    border-radius: 50%;
    border: 2px solid var(--border-paste-indicator);
    box-shadow: var(--shadow-paste-indicator);
    z-index: 10;
}

/* Indicatore per evento copiato */
.copied-indicator {
    position: fixed;
    top: 80px;
    right: 20px;
    background: var(--bg-copied-indicator);
    color: var(--color-copied-indicator);
    padding: 12px 16px;
    border-radius: 8px;
    box-shadow: var(--shadow-copied-indicator);
    z-index: 9998;
    display: flex;
    align-items: center;
    font-size: 14px;
    max-width: 300px;
}

.copied-indicator .material-icons {
    margin-right: 8px;
    font-size: 18px;
}

.copied-indicator .close-btn {
    margin-left: 12px;
    background: none;
    border: none;
    color: var(--color-copied-close);
    cursor: pointer;
    font-size: 18px;
    padding: 0;
    opacity: 0.8;
}

.copied-indicator .close-btn:hover {
    opacity: 1;
}