:root {
            --primary: #0f172a;
            --primary-light: #1e293b;
            --secondary: #3b82f6;
            --accent: #0ea5e9;
            --bg: #f8fafc;
            --card: #ffffff;
            --text: #1e293b;
            --text-light: #64748b;
            --border: #e2e8f0;
            --ok: #10b981;
            --warn: #f59e0b;
            --err: #ef4444;
            --preventive: #06b6d4;
            --corrective: #f59e0b;
            --corrective-mayor: #dc2626;
            --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
            --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
        }

        * { box-sizing: border-box; margin: 0; padding: 0; font-family: 'Outfit', sans-serif; }
        
        body { background: var(--bg); color: var(--text); display: flex; height: 100vh; overflow: hidden; }

        /* Sidebar */
        .side { 
            width: 260px; 
            background: var(--primary); 
            color: #fff; 
            display: flex; 
            flex-direction: column; 
            padding: 0; 
            box-shadow: 4px 0 15px rgba(0,0,0,.1);
            transition: transform 0.3s ease;
            z-index: 1001;
        }

        .side-header {
            padding: 30px 20px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-bottom: 1px solid rgba(255,255,255,.05);
        }

        .side h2 { 
            text-align: center; 
            margin: 0;
            font-size: 1.5rem; 
            letter-spacing: 1px; 
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }

        .side .u { 
            text-align: center; 
            padding: 15px; 
            background: rgba(255,255,255,.03);
            margin: 15px 20px;
            border-radius: 12px;
            font-size: .9rem;
            border: 1px solid rgba(255,255,255,.05);
        }

        .nav-container {
            flex: 1;
            padding: 10px 15px;
            overflow-y: auto;
        }

        .nav { 
            background: none; 
            border: none; 
            color: rgba(255,255,255,.6); 
            padding: 12px 16px; 
            text-align: left; 
            cursor: pointer; 
            font-size: .95rem; 
            display: flex; 
            align-items: center; 
            gap: 12px; 
            width: 100%; 
            transition: all .3s;
            border-radius: 10px;
            margin-bottom: 4px;
            font-weight: 500;
        }

        .nav:hover { background: rgba(255,255,255,.05); color: #fff; }
        .nav.act { background: var(--secondary); color: #fff; box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3); }
        .nav i { width: 20px; text-align: center; font-size: 1.1rem; }

        .subnav { 
            background: none; 
            border: none; 
            color: rgba(255,255,255,.5); 
            padding: 10px 16px 10px 48px; 
            text-align: left; 
            cursor: pointer; 
            font-size: .85rem; 
            display: flex; 
            align-items: center; 
            gap: 12px; 
            width: 100%; 
            transition: all .2s;
            border-radius: 8px;
            margin-bottom: 2px;
        }

        .subnav:hover { color: #fff; background: rgba(255,255,255,.03); }
        .subnav.act { color: var(--accent); font-weight: 600; background: rgba(14, 165, 233, 0.1); }

        .out { margin-top: auto; margin-bottom: 20px; color: #fda4af !important; }
        .out:hover { background: rgba(244, 63, 94, 0.1) !important; color: #fff !important; }

        /* Main Content */
        .main { flex: 1; padding: 30px; overflow-y: auto; position: relative; }
        
        .mobile-header {
            display: none;
            padding: 15px 20px;
            background: #fff;
            border-bottom: 1px solid var(--border);
            align-items: center;
            justify-content: space-between;
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .menu-toggle {
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
        }

        .sec { display: none; max-width: 1200px; margin: 0 auto; }
        .sec.act { display: block !important; animation: slideUp .4s cubic-bezier(0.16, 1, 0.3, 1); }
        
        @keyframes slideUp { 
            from { opacity: 0; transform: translateY(20px); } 
            to { opacity: 1; transform: translateY(0); } 
        }

        h2 { 
            color: var(--primary); 
            margin-bottom: 25px; 
            display: flex; 
            justify-content: space-between; 
            align-items: center; 
            font-size: 1.75rem; 
            font-weight: 700;
        }

        .card { 
            background: var(--card); 
            padding: 24px; 
            border-radius: 16px; 
            box-shadow: var(--shadow); 
            margin-bottom: 24px; 
            border: 1px solid var(--border);
        }

        .g3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
        .g4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin-bottom: 24px; }

        /* Stat Cards */
        .stat-card { 
            text-align: left; 
            padding: 24px; 
            border: 1px solid var(--border); 
            border-radius: 16px; 
            background: var(--card); 
            transition: all .3s ease; 
            position: relative; 
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .stat-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: var(--secondary); }
        .stat-icon { 
            font-size: 1.5rem; 
            width: 48px; 
            height: 48px; 
            display: flex; 
            align-items: center; 
            justify-content: center; 
            border-radius: 12px; 
            background: var(--bg);
            color: var(--secondary);
            margin-bottom: 5px;
        }
        .stat-value { font-size: 2rem; font-weight: 800; color: var(--primary); }
        .stat-label { font-size: .85rem; color: var(--text-light); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }

        /* Charts */
        .chart-container { background: var(--card); padding: 24px; border-radius: 16px; margin-bottom: 24px; border: 1px solid var(--border); box-shadow: var(--shadow); }
        .chart-title { font-weight: 700; margin-bottom: 20px; color: var(--primary); font-size: 1rem; border-bottom: 1px solid var(--border); padding-bottom: 10px; }

        /* Forms & Inputs */
        .filter-bar, .sbar { display: flex; gap: 12px; margin-bottom: 24px; align-items: center; flex-wrap: wrap; }
        
        input, select, textarea { 
            width: 100%; 
            padding: 12px 16px; 
            border: 1.5px solid var(--border); 
            border-radius: 10px; 
            font-size: .95rem; 
            transition: all .2s; 
            background: #fff;
            color: var(--text);
        }

        input:focus, select:focus, textarea:focus { outline: none; border-color: var(--secondary); box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1); }

        .f label { display: block; margin-bottom: 8px; font-weight: 600; color: var(--primary); font-size: .9rem; }

        /* Tables */
        .table-container { overflow-x: auto; border-radius: 12px; border: 1px solid var(--border); }
        table { width: 100%; border-collapse: collapse; background: #fff; }
        th { text-align: left; background: var(--bg); color: var(--text-light); padding: 16px; font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; border-bottom: 1.5px solid var(--border); }
        td { padding: 16px; border-bottom: 1px solid var(--border); font-size: .95rem; transition: background .2s; }
        tr:last-child td { border-bottom: none; }
        tr:hover td { background: rgba(59, 130, 246, 0.02); }

        /* Status Badges - The "Adornments" */
        .b { 
            padding: 6px 14px; 
            border-radius: 100px; 
            font-size: .75rem; 
            color: #fff; 
            display: inline-flex; 
            align-items: center;
            gap: 6px;
            font-weight: 700; 
            text-transform: uppercase;
            letter-spacing: 0.5px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.05);
        }
        
        .bg-ok { background: linear-gradient(135deg, #10b981 0%, #059669 100%); }
        .bg-w { background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%); }
        .bg-e { background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%); }
        .bg-info { background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%); }
        .bg-preventive { background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%); }
        .bg-corrective { background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%); }
        .bg-corrective-mayor { background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%); }

        /* Buttons */
        .btn { 
            padding: 10px 20px; 
            border: none; 
            border-radius: 10px; 
            cursor: pointer; 
            font-weight: 600; 
            display: inline-flex; 
            align-items: center; 
            justify-content: center;
            gap: 8px; 
            font-size: .9rem; 
            transition: all .3s cubic-bezier(0.4, 0, 0.2, 1);
            user-select: none;
        }

        .btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
        .btn:active { transform: translateY(0); }

        .p { background: var(--secondary); color: #fff; }
        .p:hover { background: #2563eb; }
        
        .s { background: var(--ok); color: #fff; }
        .s:hover { background: #059669; }
        
        .d { background: #fee2e2; color: var(--err); }
        .d:hover { background: var(--err); color: #fff; }
        
        .o { background: #fff; border: 1.5px solid var(--border); color: var(--text); }
        .o:hover { border-color: var(--secondary); color: var(--secondary); }

        .btn-icon { 
            width: 36px; 
            height: 36px; 
            padding: 0; 
            border-radius: 10px; 
            display: inline-flex; 
            align-items: center; 
            justify-content: center;
            font-size: 1rem;
        }

        .sm { padding: 6px 12px; font-size: .8rem; }

        /* Modals */
        .m { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(15, 23, 42, 0.7); backdrop-filter: blur(4px); display: none; align-items: center; justify-content: center; z-index: 2000; padding: 20px; }
        .mc { 
            background: #fff; 
            padding: 32px; 
            border-radius: 24px; 
            width: 100%; 
            max-width: 650px; 
            max-height: 90vh; 
            overflow-y: auto; 
            box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
            animation: modalScale .3s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        @keyframes modalScale { from { transform: scale(0.95); opacity: 0; } to { transform: scale(1); opacity: 1; } }

        .mc h3 { margin-bottom: 24px; color: var(--primary); font-size: 1.5rem; font-weight: 700; display: flex; align-items: center; gap: 12px; }

        /* Scrollbar */
        ::-webkit-scrollbar { width: 6px; height: 6px; }
        ::-webkit-scrollbar-track { background: transparent; }
        ::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 10px; }
        ::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

        /* Maintenance Type Options */
        .maintenance-type-select { display: flex; gap: 10px; margin-bottom: 24px; background: var(--bg); padding: 6px; border-radius: 14px; border: 1px solid var(--border); }
        .type-option { 
            flex: 1; 
            cursor: pointer; 
            padding: 10px 15px; 
            border-radius: 10px; 
            text-align: center; 
            font-weight: 600; 
            font-size: .85rem; 
            transition: all .3s; 
            color: var(--text-light);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .type-option:hover { background: rgba(59, 130, 246, 0.05); color: var(--primary); }
        .type-option.active { background: #fff; color: var(--primary); box-shadow: 0 2px 8px rgba(0,0,0,0.08); }
        
        .type-preventive.active { color: var(--preventive); border-bottom: 2px solid var(--preventive); border-radius: 10px 10px 0 0; }
        .type-corrective.active { color: var(--corrective); border-bottom: 2px solid var(--corrective); border-radius: 10px 10px 0 0; }
        .type-predictive.active { color: var(--predictive); border-bottom: 2px solid var(--predictive); border-radius: 10px 10px 0 0; }

        /* Responsive */
        @media (max-width: 1024px) {
            .side { width: 220px; }
            .main { padding: 20px; }
        }

        @media (max-width: 768px) {
            body { flex-direction: column; }
            .side { 
                position: fixed; 
                left: 0; 
                top: 0; 
                height: 100vh; 
                transform: translateX(-100%); 
            }
            .side.open { transform: translateX(0); }
            .mobile-header { display: flex; }
            .main { padding: 15px; }
            .g4, .g3 { grid-template-columns: 1fr; }
            .stat-card { padding: 16px; }
            h2 { font-size: 1.4rem; flex-direction: column; align-items: flex-start; gap: 10px; }
            .sbar { flex-direction: column; align-items: stretch; }
            .btn { width: 100%; padding: 14px 20px; font-size: 1rem; }
            .btn-icon { width: 44px !important; height: 44px !important; padding: 0; }
            .nav { padding: 14px 18px; font-size: 1.05rem; }
            .mc { padding: 20px; border-radius: 16px; width: calc(100% - 30px); margin: 15px auto; max-height: calc(100vh - 30px); }
            .maintenance-type-select { flex-direction: column; }
            .table-container { -webkit-overflow-scrolling: touch; margin-bottom: 20px; }
            .toast-container { top: 10px; right: 10px; left: 10px; align-items: stretch; pointer-events: none; }
            .toast { min-width: unset; width: auto; transform: translateY(-120%); pointer-events: auto; }
            .toast.show { transform: translateY(0); }
        }
        @media print {
            @page { size: letter portrait; margin: 10mm; }
            * { box-sizing: border-box; }
            body { background: white; color: black; display: block; height: auto; overflow: visible; width: 100%; margin: 0; padding: 0; }
            .side, .mobile-header, .sbar, h2 button, .nav-container, .modal { display: none !important; }
            .main { padding: 0; display: block; overflow: visible; width: 100%; margin: 0; }
            .sec { display: none !important; }
            .sec.act { display: block !important; width: 100%; }
            h2 { color: black; border-bottom: 2px solid #ccc; padding-bottom: 10px; margin-bottom: 20px; }
            .card, .table-container { box-shadow: none; border: 1px solid #ddd; width: 100%; max-width: 100%; overflow: hidden; }
            .stat-card { border: 1px solid #ddd; box-shadow: none; break-inside: avoid; }
            table { font-size: 8pt; width: 100%; max-width: 100%; table-layout: fixed; word-wrap: break-word; overflow-wrap: break-word; }
            th { background: #f0f0f0 !important; color: black !important; -webkit-print-color-adjust: exact; padding: 4px; }
            td { border-bottom: 1px solid #ddd; padding: 4px; overflow: hidden; text-overflow: ellipsis; }
            .b { color: black; border: 1px solid #ccc; box-shadow: none; padding: 2px 6px; }
            
            /* Específico para forzar colores de fondo en métricas */
            .g4 { display: flex; flex-wrap: wrap; }
            .stat-card { flex: 1 1 20%; min-width: 150px; margin: 5px; }
            
            .print-header { display: block !important; margin-bottom: 20px; border: 1px solid #ddd; padding: 15px; border-radius: 8px; background: #fafafa !important; -webkit-print-color-adjust: exact; width: 100%; }
            .detailed-card { width: 100%; max-width: 100%; border: 1px solid #ccc !important; box-shadow: none !important; }
            .detailed-grid { display: flex; flex-wrap: wrap; gap: 10px; }
            .detailed-item { flex: 1 1 45%; min-width: 200px; }
        }
        
        .print-header { display: none; }
        .detailed-card { border: 1px solid var(--border); padding: 20px; margin-bottom: 20px; border-radius: 12px; background: #fff; page-break-inside: avoid; box-shadow: 0 2px 4px rgba(0,0,0,0.02); text-align: left; }
        .detailed-card h3 { color: var(--primary); font-size: 1.2rem; margin-bottom: 10px; border-bottom: 1px solid var(--border); padding-bottom: 10px; display: flex; justify-content: space-between; align-items: center; }
        .detailed-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 15px; margin-bottom: 15px; }
        .detailed-item { font-size: 0.95rem; }
        .detailed-item strong { color: var(--text-light); display: block; margin-bottom: 3px; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.5px; }
    
/* Dark mode variables */
[data-theme="dark"] {
    --primary: #0f172a;
    --primary-light: #1e293b;
    --secondary: #3b82f6;
    --accent: #0ea5e9;
    --bg: #0f172a;
    --card: #1e293b;
    --text: #f8fafc;
    --text-light: #94a3b8;
    --border: #334155;
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.5), 0 2px 4px -2px rgb(0 0 0 / 0.5);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5), 0 4px 6px -4px rgb(0 0 0 / 0.5);
}

/* Base styles adjustments for dark mode */
[data-theme="dark"] body { background: var(--bg); color: var(--text); }
[data-theme="dark"] .mobile-header,
[data-theme="dark"] table,
[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea,
[data-theme="dark"] .mc,
[data-theme="dark"] .detailed-card,
[data-theme="dark"] .type-option.active,
[data-theme="dark"] .o {
    background: var(--card);
    color: var(--text);
    border-color: var(--border);
}
[data-theme="dark"] th { background: var(--primary-light); color: var(--text-light); border-bottom-color: var(--border); }
[data-theme="dark"] td { border-bottom-color: var(--border); }
[data-theme="dark"] tr:hover td { background: rgba(255, 255, 255, 0.05); }

/* Toast Notification Styles */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.toast {
    background: var(--card);
    color: var(--text);
    padding: 16px 20px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    transform: translateX(120%);
    transition: transform 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    border-left: 4px solid var(--secondary);
}
[data-theme="dark"] .toast { box-shadow: 0 10px 25px rgba(0,0,0,0.5); }
.toast.show { transform: translateX(0); }
.toast-success { border-left-color: var(--ok); }
.toast-error { border-left-color: var(--err); }
.toast-warning { border-left-color: var(--warn); }
.toast-icon { font-size: 1.2rem; }
.toast-success .toast-icon { color: var(--ok); }
.toast-error .toast-icon { color: var(--err); }
.toast-warning .toast-icon { color: var(--warn); }
.toast-message { flex: 1; font-size: 0.95rem; font-weight: 500; }
.toast-close { cursor: pointer; color: var(--text-light); background: none; border: none; font-size: 1.1rem; }

/* Dark mode toggle button */
.theme-toggle {
    background: none;
    border: none;
    color: #fff;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    border-radius: 50%;
    transition: background 0.3s;
}
.theme-toggle:hover { background: rgba(255,255,255,0.1); }