/* css variables */
        :root {
            --blue: #2C46C3;
            --red: #DE3B40;
            --mint: #0EA5A8;
            --orange: #FF7F00;
            --lblue: #379AE6;
            --yellow: #FFEB15;
            --black: #000;
            --textColor: #43403e;

            /* Material Design Colors */
            --primary-blue: #2196F3; /* Azul Primario */
            --secondary-blue: #03A9F4; /* Azul Secundario */
            --light-blue: #80D8FF; /* Azul Claro */
            --dark-blue: #1565C0; /* Azul Oscuro */
            
            --primary-red: #F44336; /* Rojo Primario */
            --secondary-red: #FF5722; /* Rojo Secundario */
            --light-red: #FFCDD2; /* Rojo Claro */
            --dark-red: #D32F2F; /* Rojo Oscuro */
            
            --primary-green: #4CAF50; /* Verde Primario */
            --secondary-green: #8BC34A; /* Verde Secundario */
            --light-green: #A5D6A7; /* Verde Claro */
            --light-green2: #d6f5b8; /* Verde Claro */
            --dark-green: #006539; /* Verde Oscuro */
            --logo-green: #01A001;
            
            --primary-yellow: #FFEB3B; /* Amarillo Primario */
            --secondary-yellow: #FF9800; /* Amarillo Secundario */
            --light-yellow: #FFF59D; /* Amarillo Claro */
            --dark-yellow: #FBC02D; /* Amarillo Oscuro */
            
            --primary-purple: #9C27B0; /* Púrpura Primario */
            --secondary-purple: #673AB7; /* Púrpura Secundario */
            --light-purple: #E1BEE7; /* Púrpura Claro */
            --dark-purple: #8E24AA; /* Púrpura Oscuro */

            --grey: #9E9E9E; /* Gris */
            --light-grey: #BDBDBD; /* Gris Claro */
            --llight-grey: #dfdfdf; /* Gris Claro */
            --dark-grey: #616161; /* Gris Oscuro */
            --withe: #fff; /* Gris Oscuro */
        }

        .bg-color-blue {
            background-color:var(--blue);
        }
        .bg-color-red {
            background-color:var(--red);
        }
        .bg-color-mint {
            background-color:var(--mint);
        }
        .bg-color-orange {
            background-color:var(--orange);
        }
        .bg-color-lblue {
            background-color:var(--lblue);
        }
        .bg-color-yellow {
            background-color:var(--yellow);
        }
        .bg-color-green {
            background-color:var(--primary-green);
        }
        .bg-color-sgreen {
            background-color:var(--secondary-green);
        }
        .bg-color-lgreen {
            background-color:var(--light-green);
        }
        .bg-color-lgreen2 {
            background-color:var(--light-green2);
        }
        .bg-color-dgreen {
            background-color:var(--dark-green);
        }
        .bg-color-purple {
            background-color:var(--primary-purple);
        }
        .bg-color-orange {
            background-color:var(--secondary-red);
        }
        .bg-color-blue-2 {
            background-color:var(--secondary-blue);
        }
        .bg-color-withe {
            background-color:var(--withe);
        }
         .bg-color-llgrey {
            background-color:var(--llight-grey);
        }
         .bg-color-logo-green {
            background-color:var(--logo-green);
        }
        /* Colores de texto equivalentes a los backgrounds */
        .text-color-blue {
            color: var(--blue) !important;
        }
        .text-color-red {
            color: var(--red) !important;
        }
        .text-color-mint {
            color: var(--mint) !important;
        }
        .text-color-orange {
            color: var(--orange) !important;
        }
        .text-color-lblue {
            color: var(--lblue) !important;
        }
        .text-color-yellow {
            color: var(--yellow) !important;
        }
        .text-color-green {
            color: var(--primary-green) !important;
        }
        .text-color-dgreen {
            color: var(--dark-green) !important;
        }
        .text-color-purple {
            color: var(--primary-purple) !important;
        }
        /* Nota: tienes dos .bg-color-orange, este usa --secondary-red */
        .text-color-orange-secondary {
            color: var(--secondary-red) !important;
        }
        .text-color-blue-2 {
            color: var(--secondary-blue) !important;
        }
        .text-primary {
            color: #e91e63 !important;
        }
        body {
            animation: fadeIn 0.3s ease-in;
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        body {
            font-family: 'Roboto', 'Segoe UI', sans-serif;
            background-color: #f5f5f5;
            color: #000;
            padding-top: 56px;
            padding-bottom: 70px;
            overflow-x: hidden;
        }
        a {
            color:#FF9800;
            text-decoration: none;
        }
        a:hover {
            color: #e91e63;
            text-decoration: none;
        }
        a.badge {
            color:#fff;
        }
        .badge {
            border:0px !important;
        }
        .badge-info {
            background-color:var(--dark-blue);
            color:#fff;
        }
        .badge-logo-green {
            background-color:var(--logo-green);
            color:#fff;  
        }

        h1, .h1, h2, .h2, h3, .h3, h4, .h4, h5, .h5, h6, .h6 {
            color:var(--textColor);
        }

        .label-titulos {
            padding: 0.5rem 1rem;
            display: inline-block;
            border-radius: var(--bs-border-radius);
            color: #fff;
            font-size: 1.1rem;
            text-transform: uppercase;
        }

        .app-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 56px;
            background-color: var(--llight-grey);
            color: white;
            z-index: 1000;
        }
        
        .user-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: #c5c5c5;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 18px;
            border: 2px solid rgba(255, 255, 255, 0.8);
            transition: transform 0.3s ease;
        }
        
        .user-avatar:hover {
            transform: scale(1.05);
        }
        
        .app-footer {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background-color: #fff;
            z-index: 1000;
            box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
            border-top-left-radius: 20px;
            border-top-right-radius: 20px;
        }
        
        .footer-nav {
            display: flex;
            justify-content: space-around;
            align-items: center;
            height: 100%;
        }
        
        .nav-btn {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            text-decoration: none;
            padding: 8px 12px;
            padding-top: 0px;
            border-radius: 16px;
            transition: all 0.3s ease;
            position: relative;
        }
        
        .nav-btn.active,
        .nav-btn:hover {
            color: var(--primary-color);
            background-color: rgba(98, 0, 238, 0.08);
        }
        
        .nav-btn i {
            font-size: 20px;
            margin-bottom: 4px;
        }
        
        .nav-btn span {
            font-size: 12px;
            font-weight: 500;
        }
        
        
        .main-content {
            padding: 16px;
            min-height: calc(100vh - 126px);
        }
        
        .card-material {
            border: none;
            border-radius: 16px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            overflow: hidden;
        }
        
        .card-material:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
        }
        
        .card-header-material {
            background-color: var(--surface-color);
            border-bottom: 1px solid rgba(0, 0, 0, 0.08);
            padding: 16px 20px;
            font-weight: 600;
        }
        
        .btn-material {
            border-radius: 28px;
            padding: 10px 24px;
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            border: none;
            transition: all 0.3s ease;
        }
        
        .btn-material-primary {
            background-color: var(--primary-color);
            color: white;
        }
        
        .btn-material-primary:hover {
            background-color: var(--primary-dark);
            box-shadow: 0 4px 12px rgba(98, 0, 238, 0.3);
        }
        
        .stats-card {
            text-align: center;
            padding: 20px;
        }
        
        .stats-value {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-color);
        }
        
        .stats-label {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: 8px;
        }
        
        .color-palette {
            display: flex;
            margin-bottom: 20px;
        }
        
        .color-box {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            margin-right: 10px;
        }
        
        .color-primary { background-color: var(--primary-color); }
        .color-secondary { background-color: var(--secondary-color); }
        .color-surface { background-color: var(--surface-color); border: 1px solid #ddd; }
        
        /* Responsive adjustments */
        @media (min-width: 768px) {
            .app-footer {
                left: 0;
                right: 0;
                width: 100%;
                margin: 0 auto;
                max-width: 500px;
            }
            
            .main-content {
                padding: 24px;
            }
        }