:root {
    /* --- COLORI NEUTRI --- */
    --bg-body: #f4f6f9;
    --bg-surface: #ffffff;
    --text-dark: #1f2937;
    --text-medium: #6b7280;
    --text-light: #9ca3af;
    --primary: #4f46e5;
    --brand-gold: #b45309;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --border: #e5e7eb;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
}

* { box-sizing: border-box; outline: none; -webkit-tap-highlight-color: transparent; }

body { 
    font-family: 'Quicksand', sans-serif; 
    background: var(--bg-body); 
    color: var(--text-dark); 
    margin: 0; 
    display: flex; 
    height: 100vh; 
    overflow: hidden; 
}

/* --- SIDEBAR --- */
.sidebar { 
    width: 260px; background: var(--bg-surface); 
    border-right: 1px solid var(--border); 
    display: flex; flex-direction: column; padding: 20px; 
    z-index: 100; flex-shrink: 0;
    transition: transform 0.3s ease; /* Animazione per mobile */
}

.admin-profile { display: flex; align-items: center; gap: 15px; padding-bottom: 20px; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.admin-avatar { width: 45px; height: 45px; border-radius: 50%; border: 1px solid var(--border); object-fit: cover; }
.admin-info div { font-weight: 700; font-family: 'Cinzel', serif; font-size: 0.9rem; }
.admin-info small { color: var(--text-medium); font-size: 0.75rem; }

.nav-label { font-size: 0.7rem; text-transform: uppercase; color: var(--text-light); margin: 20px 0 8px 12px; font-weight: 700; letter-spacing: 0.5px; }
.nav-item { 
    padding: 12px 15px; color: var(--text-medium); 
    cursor: pointer; border-radius: 6px; margin-bottom: 4px; 
    display: flex; align-items: center; gap: 12px; 
    transition: 0.2s; text-decoration: none; font-weight: 600; font-size: 0.95rem;
}
.nav-item:hover, .nav-item.active { background: #f3f4f6; color: var(--primary); }
.nav-item.active { background: var(--text-dark); color: #fff; }

/* --- MAIN CONTENT --- */
.main-content { flex: 1; padding: 30px 40px; overflow-y: auto; position: relative; }

/* HEADER MOBILE (Nascosto su Desktop) */
.mobile-header { display: none; }

/* TITOLI */
.section-title { 
    font-family: 'Cinzel', serif; color: var(--text-dark); 
    font-size: 1.25rem; margin: 30px 0 20px 0; 
    font-weight: 700; padding-bottom: 10px; border-bottom: 1px solid var(--border);
}

/* SEARCH BAR */
.search-bar-container { margin-bottom: 30px; position: sticky; top: 0; z-index: 5; background: rgba(244, 246, 249, 0.95); backdrop-filter: blur(5px); padding: 10px 0; }
.search-input-wrapper { position: relative; max-width: 600px; }
.search-input-wrapper i { position: absolute; left: 15px; top: 50%; transform: translateY(-50%); color: var(--text-light); }
.search-input { width: 100%; padding: 12px 12px 12px 45px; background: #fff; border: 1px solid var(--border); border-radius: 8px; color: var(--text-dark); font-family: 'Quicksand'; box-shadow: var(--shadow); }

/* --- GRIDS --- */
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; margin-bottom: 30px; }

/* CARDS */
.stat-card { background: var(--bg-surface); padding: 20px; border-radius: 8px; border: 1px solid var(--border); box-shadow: var(--shadow); }
.stat-label { font-size: 0.75rem; color: var(--text-medium); text-transform: uppercase; margin-bottom: 5px; font-weight: 600; }
.stat-value { font-size: 1.8rem; font-weight: 700; color: var(--text-dark); }
.stat-sub { font-size: 0.8rem; margin-top: 5px; color: var(--text-light); }

/* LIVE MONITOR */
.live-cards-container { display: flex; gap: 20px; overflow-x: auto; padding-bottom: 15px; margin-bottom: 40px; scroll-snap-type: x mandatory; }
.live-card { min-width: 260px; background: #fff; border: 1px solid var(--border); padding: 15px; border-radius: 8px; position: relative; box-shadow: var(--shadow); scroll-snap-align: start; }
.live-card.busy { border-left: 4px solid var(--danger); }
.live-card.available { border-left: 4px solid var(--success); }
.live-badge { position: absolute; top: 15px; right: 15px; font-size: 0.65rem; font-weight: 700; padding: 3px 8px; border-radius: 4px; background: #f3f4f6; color: var(--text-medium); }
.pulse { width: 8px; height: 8px; border-radius: 50%; animation: pulse 1.5s infinite; }
@keyframes pulse { 0% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(1.2); } 100% { opacity: 1; transform: scale(1); } }

/* --- TABELLE (SCROLLABLE) --- */
.table-container { background: var(--bg-surface); border-radius: 8px; overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow); overflow-x: auto; /* IMPORTANTE PER MOBILE */ }
table { width: 100%; border-collapse: collapse; min-width: 600px; /* Forza scroll su mobile */ }
th { text-align: left; padding: 12px 20px; background: #f9fafb; color: var(--text-medium); font-size: 0.75rem; text-transform: uppercase; font-weight: 700; border-bottom: 1px solid var(--border); white-space: nowrap; }
td { padding: 12px 20px; border-bottom: 1px solid var(--border); font-size: 0.9rem; color: var(--text-dark); vertical-align: middle; white-space: nowrap; }
tr:last-child td { border-bottom: none; }
.group-badge { padding: 2px 8px; border-radius: 4px; font-size: 0.7rem; font-weight: 600; background: #f3f4f6; color: var(--text-dark); border: 1px solid var(--border); }

/* --- PAGINA STATS --- */
.date-filter-bar { background: #fff; border: 1px solid var(--border); padding: 15px; border-radius: 8px; display: flex; align-items: center; gap: 15px; margin-bottom: 30px; flex-wrap: wrap; }
.date-input { background: #fff; border: 1px solid var(--border); color: var(--text-dark); padding: 8px; border-radius: 4px; flex-grow: 1; }
.btn-filter { background: var(--text-dark); color: #fff; border: none; padding: 8px 15px; border-radius: 4px; font-weight: 600; cursor: pointer; }

/* Comparison Grid */
.comparison-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-bottom: 50px; }
.comp-card { border-radius: 16px; padding: 30px; position: relative; overflow: hidden; }
.comp-card.today { background: #ffffff; border: 2px solid var(--success); box-shadow: 0 10px 30px rgba(16, 185, 129, 0.1); transform: scale(1.02); z-index: 2; }
.comp-card.yesterday { background: #f8fafc; border: 1px dashed #cbd5e1; opacity: 0.9; }
.comp-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 25px; padding-bottom: 15px; font-family: 'Cinzel', serif; font-weight: 800; font-size: 1.1rem; border-bottom: 1px solid #eee; }
.comp-hero { text-align: center; padding-bottom: 25px; margin-bottom: 25px; border-bottom: 1px solid rgba(0,0,0,0.05); }
.comp-hero .value { font-size: 3rem; font-weight: 900; letter-spacing: -1px; font-family: 'Quicksand', sans-serif; }
.mini-stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; text-align: center; }
.mini-stat { background: rgba(0,0,0,0.02); padding: 10px; border-radius: 8px; }
.mini-stat.alert { background: #fef2f2; border: 1px solid #fecaca; color: var(--danger); }

/* Money & Details */
.global-stats-container { background: transparent; border: none; padding: 0; }
.money-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 20px; }
.money-box { background: #fff; padding: 20px; border-radius: 8px; text-align: center; border: 1px solid var(--border); box-shadow: var(--shadow); }
.money-box .val { font-size: 1.5rem; font-weight: 700; color: var(--text-dark); }
.text-gold { color: var(--brand-gold) !important; }
.text-danger { color: var(--danger) !important; }
.text-success { color: var(--success) !important; }
.details-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 15px; margin-top: 20px; }
.detail-item { background: #fff; border: 1px solid var(--border); padding: 15px; border-radius: 8px; text-align: center; box-shadow: var(--shadow); }
.detail-item span { display: block; font-size: 1.2rem; font-weight: 700; color: var(--text-dark); }

/* Form Add Master */
.form-container { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 30px; box-shadow: var(--shadow); max-width: 900px; margin: 0 auto; }
input, select { background: #fff; border: 1px solid var(--border); color: var(--text-dark); }
.save-btn { background: var(--brand-gold); color: #fff; border-radius: 6px; padding: 12px; font-weight: bold; width: 100%; border:none; margin-top:20px; cursor: pointer; text-transform: uppercase; }
.btn-action { padding: 4px 10px; background: #fff; border: 1px solid var(--border); color: var(--text-dark); border-radius: 4px; cursor: pointer; font-size: 0.8rem; }

/* MODAL CHAT */
.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); z-index: 1000; display: none; justify-content: center; align-items: center; backdrop-filter: blur(3px); }
.chat-window { width: 500px; height: 70vh; background: #fff; border-radius: 16px; display: flex; flex-direction: column; box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1); max-width: 95%; }
.chat-header { background: #f9fafb; border-bottom: 1px solid var(--border); padding: 15px; display: flex; justify-content: space-between; align-items: center; }
.chat-body { flex: 1; padding: 20px; overflow-y: auto; background: #fff; }
.msg { margin-bottom: 10px; max-width: 85%; padding: 10px 15px; border-radius: 12px; font-size: 0.9rem; line-height: 1.4; }
.msg-in { background: #f3f4f6; color: var(--text-dark); align-self: flex-start; margin-right: auto; border-bottom-left-radius: 0; }
.msg-out { background: var(--primary); align-self: flex-end; margin-left: auto; border-bottom-right-radius: 0; color: white; }

/* =========================================
   MEDIA QUERIES (OTTIMIZZAZIONE SMARTPHONE) 
   ========================================= */
@media (max-width: 768px) {
    body {
        flex-direction: column; /* Stack verticale */
        height: auto;
        overflow: auto;
    }

    /* Sidebar nascosta a sinistra */
    .sidebar {
        position: fixed;
        top: 0;
        left: -280px; /* Fuori schermo */
        height: 100vh;
        width: 280px;
        box-shadow: 5px 0 15px rgba(0,0,0,0.2);
        transition: left 0.3s ease;
    }
    
    /* Classe per mostrare la sidebar */
    .sidebar.open {
        left: 0;
    }

    /* Header Mobile Visibile */
    .mobile-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 15px 20px;
        background: #fff;
        border-bottom: 1px solid var(--border);
        position: sticky;
        top: 0;
        z-index: 90;
    }

    .main-content {
        padding: 20px;
        overflow: visible; /* Lascia scrollare la pagina */
    }

    /* Griglie a singola colonna */
    .grid-4, .comparison-grid, .money-grid, .details-grid, .grid-2, .grid-3 {
        grid-template-columns: 1fr !important;
        gap: 20px;
    }

    /* Comparison Card Reset */
    .comp-card.today { transform: none; }
    .comp-hero .value { font-size: 2.5rem; }

    /* Tabelle Scrollabili */
    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* Stats Page */
    .date-filter-bar { flex-direction: column; align-items: stretch; }
    .date-input { width: 100%; }

    /* Nascondi barra ricerca header se troppo ingombrante o riducila */
    .search-bar-container { top: 60px; /* Sotto l'header mobile */ }
    
    /* Overlay scuro quando menu aperto */
    .sidebar-overlay {
        position: fixed; top: 0; left: 0; width: 100%; height: 100%;
        background: rgba(0,0,0,0.5); z-index: 99;
        display: none;
    }
    .sidebar-overlay.active { display: block; }