body {
            font-family: Arial, sans-serif;
            background-color: white;
            margin: 0;
            padding: 0;
        }

       .form-container {
            max-width: 1100px; /* Ancho máximo para el contenedor */
            margin: 50px auto; /* Centrar el contenedor en la página */
            padding: 3px; /* Espaciado interno */
            background-color: white; /* Fondo blanco */
            border-radius: 8px; /* Bordes redondeados */
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1); /* Sombra para el contenedor */
        }

   
           /* Incluyendo aquí el CSS del menú */
        nav {
            background-color: #ffffff; /* Fondo blanco para el menú */
            padding: 15px; /* Espaciado alrededor del menú */
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1); /* Sombra suave */
        }

        ul.menu {
            list-style: none; /* Eliminar los puntos de la lista */
            padding: 0; /* Eliminar el padding */
            margin: 0; /* Eliminar el margen */
            display: flex; /* Usar flexbox para alinear los elementos en fila */
            justify-content: center; /* Centrar los elementos horizontalmente */
        }

        ul.menu li {
            margin: 0 20px; /* Espaciado lateral entre los elementos del menú */
        }

        ul.menu li a {
            text-decoration: none; /* Quitar el subrayado */
            color: #000000; /* Color negro para los enlaces */
            font-weight: bold; /* Texto en negrita */
            padding: 10px 15px; /* Espaciado interno */
            transition: background-color 0.3s, color 0.3s; /* Transición suave al cambiar el fondo y el color */
        }

        ul.menu li a:hover {
            background-color: #f0f0f0; /* Fondo gris claro al pasar el ratón */
            color: #333333; /* Color gris más oscuro al pasar el ratón */
            border-radius: 5px; /* Bordes redondeados */
        }
    

        .logo {
            display: block;
            margin: 0 auto; /* Centrar el logo */
            max-width: 100%; /* Asegurar que el logo no se desborde */
            height: auto; /* Mantener la proporción de aspecto */
        }

        h2 {
            text-align: center; /* Centrar el título */
            margin-bottom: 20px; /* Espaciado inferior */
        }

        .error-message {
            color: red;
            text-align: center;
            display: none; /* Ocultar por defecto */
            margin-bottom: 20px; /* Espaciado inferior */
        }

        .input-group {
            margin-bottom: 15px; /* Espaciado inferior entre campos */
        }

        .input-group label {
            display: block; /* Hacer que la etiqueta ocupe toda la línea */
            margin-bottom: 5px; /* Espaciado inferior de la etiqueta */
        }

        .input-field {
            width: 100%; /* Ancho completo para los campos de entrada */
            padding: 10px; /* Relleno interno */
            border: 1px solid #ccc; /* Bordes de los campos */
            border-radius: 4px; /* Bordes redondeados */
            box-sizing: border-box; /* Incluir padding y border en el ancho total */
        }

        .button-group {
            text-align: center; /* Centrar los botones */
        }

        .button {
            padding: 10px 20px; /* Tamaño del botón */
            border: none; /* Sin borde */
            border-radius: 4px; /* Bordes redondeados */
            background-color: #333; /* Color de fondo */
            color: white; /* Color del texto */
            cursor: pointer; /* Cambiar cursor al pasar sobre el botón */
            margin-right: 10px; /* Espacio entre botones */
        }

       .action-button {
            padding: 10px 20px; /* Tamaño del botón */
            border: none; /* Sin borde */
            border-radius: 4px; /* Bordes redondeados */
            background-color: #333; /* Color de fondo */
            color: white; /* Color del texto */
            cursor: pointer; /* Cambiar cursor al pasar sobre el botón */
            margin-right: 10px; /* Espacio entre botones */
        }

        .button:hover {
            background-color: #0056b3; /* Color al pasar el mouse */
        }

        /* Media Queries para pantallas más pequeñas */
        @media (max-width: 400px) {
            .login-container {
                width: 90%; /* Ancho del contenedor en pantallas pequeñas */
            }

            .button {
                width: 100%; /* Botones de ancho completo */
            }
        }

        /* ===== ESTILOS MODERNOS PARA DEFAULT.ASPX ===== */
        
        /* Hero Section */
        .hero-section {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
            opacity: 0.3;
        }

        .hero-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .hero-content {
            animation: fadeInUp 1s ease-out;
        }

        .hero-title {
            font-size: 3.5rem;
            font-weight: 700;
            margin: 0 0 20px 0;
            background: linear-gradient(45deg, #fff, #e0e7ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 1.5rem;
            font-weight: 300;
            margin: 0 0 30px 0;
            opacity: 0.9;
        }

        .hero-description {
            margin-bottom: 40px;
        }

        .hero-description p {
            font-size: 1.1rem;
            line-height: 1.6;
            margin-bottom: 15px;
            opacity: 0.9;
        }

        .cta-button {
            display: inline-block;
            padding: 15px 30px;
            background: rgba(255, 255, 255, 0.2);
            color: white;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 600;
            border: 2px solid rgba(255, 255, 255, 0.3);
            transition: all 0.3s ease;
            backdrop-filter: blur(10px);
        }

        .cta-button:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
        }

        .hero-visual {
            display: flex;
            justify-content: center;
            align-items: center;
            animation: fadeInRight 1s ease-out;
        }

        .tech-icons {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

        .icon-item {
            text-align: center;
            padding: 30px 20px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 20px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: all 0.3s ease;
        }

        .icon-item:hover {
            transform: translateY(-5px);
            background: rgba(255, 255, 255, 0.2);
        }

        .icon-item i {
            display: block;
            width: 60px;
            height: 60px;
            margin: 0 auto 15px;
            background-size: contain;
            background-repeat: no-repeat;
            background-position: center;
        }

        .icon-server { background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 24 24"><path d="M4 1h16a1 1 0 0 1 1 1v4a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1V2a1 1 0 0 1 1-1zm0 8h16a1 1 0 0 1 1 1v4a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1v-4a1 1 0 0 1 1-1zm0 8h16a1 1 0 0 1 1 1v4a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1v-4a1 1 0 0 1 1-1z"/></svg>'); }
        .icon-cloud { background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 24 24"><path d="M19.35 10.04A7.49 7.49 0 0 0 12 4C9.11 4 6.6 5.64 5.35 8.04A5.994 5.994 0 0 0 0 14c0 3.31 2.69 6 6 6h13c2.76 0 5-2.24 5-5 0-2.64-2.05-4.78-4.65-4.96z"/></svg>'); }
        .icon-security { background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 24 24"><path d="M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4z"/></svg>'); }
        .icon-support { background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 24 24"><path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z"/></svg>'); }

        .icon-item span {
            display: block;
            font-weight: 600;
            font-size: 0.9rem;
        }

        /* Main Content */
        .main-content {
            background: #f8fafc;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* About Section */
        .about-section {
            padding: 80px 0;
            background: white;
        }

        .section-header {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-title {
            font-size: 2.5rem;
            font-weight: 700;
            color: #1a202c;
            margin: 0 0 20px 0;
        }

        .section-divider {
            width: 80px;
            height: 4px;
            background: linear-gradient(45deg, #667eea, #764ba2);
            margin: 0 auto;
            border-radius: 2px;
        }

        .about-content {
            display: grid;
            gap: 60px;
        }

        .about-text {
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .about-text p {
            font-size: 1.2rem;
            line-height: 1.8;
            color: #4a5568;
        }

        .about-features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }

        .feature-card {
            background: white;
            padding: 40px 30px;
            border-radius: 20px;
            text-align: center;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            border: 1px solid #e2e8f0;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
        }

        .feature-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 25px;
            background: linear-gradient(45deg, #667eea, #764ba2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .feature-icon i {
            width: 40px;
            height: 40px;
            background-size: contain;
            background-repeat: no-repeat;
            background-position: center;
        }

        .icon-business { background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 24 24"><path d="M12 7V3H2v18h20V7H12zM6 19H4v-2h2v2zm0-4H4v-2h2v2zm0-4H4V9h2v2zm0-4H4V5h2v2zm4 12H8v-2h2v2zm0-4H8v-2h2v2zm0-4H8V9h2v2zm0-4H8V5h2v2zm10 12h-8v-2h2v-2h-2v-2h2v-2h-2V9h8v10zm-2-8h-2v2h2v-2zm0 4h-2v2h2v-2z"/></svg>'); }
        .icon-operations { background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 24 24"><path d="M9 11H7v6h2v-6zm4 0h-2v6h2v-6zm4 0h-2v6h2v-6zm2.5-9H18V1h-2v1H8V1H6v1H4.5C3.67 2 3 2.67 3 3.5v15C3 19.33 3.67 20 4.5 20h15c.83 0 1.5-.67 1.5-1.5v-15C21 2.67 20.33 2 19.5 2z"/></svg>'); }
        .icon-analytics { background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 24 24"><path d="M3 13h2v8H3v-8zm4-6h2v14H7V7zm4-4h2v18h-2V3zm4 8h2v10h-2V11zm4-4h2v14h-2V7z"/></svg>'); }

        .feature-card h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #1a202c;
            margin: 0 0 15px 0;
        }

        .feature-card p {
            color: #4a5568;
            line-height: 1.6;
        }

        /* Mission Vision Section */
        .mission-vision-section {
            padding: 80px 0;
            background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
        }

        .mv-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
        }

        .mv-card {
            background: white;
            padding: 50px 40px;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            text-align: center;
            transition: all 0.3s ease;
            border: 1px solid #e2e8f0;
        }

        .mv-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
        }

        .mission-card {
            border-top: 4px solid #667eea;
        }

        .vision-card {
            border-top: 4px solid #764ba2;
        }

        .mv-icon {
            width: 100px;
            height: 100px;
            margin: 0 auto 30px;
            background: linear-gradient(45deg, #667eea, #764ba2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .mv-icon i {
            width: 50px;
            height: 50px;
            background-size: contain;
            background-repeat: no-repeat;
            background-position: center;
        }

        .icon-mission { background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 24 24"><path d="M12 2l3.09 6.26L22 9.27l-5 4.87 1.18 6.88L12 17.77l-6.18 3.25L7 14.14 2 9.27l6.91-1.01L12 2z"/></svg>'); }
        .icon-vision { background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 24 24"><path d="M12 4.5C7 4.5 2.73 7.61 1 12c1.73 4.39 6 7.5 11 7.5s9.27-3.11 11-7.5c-1.73-4.39-6-7.5-11-7.5zM12 17c-2.76 0-5-2.24-5-5s2.24-5 5-5 5 2.24 5 5-2.24 5-5 5zm0-8c-1.66 0-3 1.34-3 3s1.34 3 3 3 3-1.34 3-3-1.34-3-3-3z"/></svg>'); }

        .mv-card h3 {
            font-size: 2rem;
            font-weight: 700;
            color: #1a202c;
            margin: 0 0 25px 0;
        }

        .mv-card p {
            font-size: 1.1rem;
            line-height: 1.8;
            color: #4a5568;
        }

        /* Stats Section */
        .stats-section {
            padding: 80px 0;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
        }

        .stat-item {
            text-align: center;
            padding: 30px 20px;
        }

        .stat-number {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 10px;
            background: linear-gradient(45deg, #fff, #e0e7ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .stat-label {
            font-size: 1.1rem;
            font-weight: 500;
            opacity: 0.9;
        }

        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes fadeInRight {
            from {
                opacity: 0;
                transform: translateX(30px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .hero-container {
                grid-template-columns: 1fr;
                gap: 40px;
                text-align: center;
            }

            .hero-title {
                font-size: 2.5rem;
            }

            .hero-subtitle {
                font-size: 1.2rem;
            }

            .tech-icons {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .icon-item {
                padding: 20px 15px;
            }

            .mv-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }

            .about-features {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }

        @media (max-width: 480px) {
            .hero-section {
                padding: 60px 0;
            }

            .hero-title {
                font-size: 2rem;
            }

            .section-title {
                font-size: 2rem;
            }

            .tech-icons {
                grid-template-columns: 1fr;
            }

            .stats-grid {
                grid-template-columns: 1fr;
            }

            .mv-card {
                padding: 30px 20px;
            }

            .feature-card {
                padding: 30px 20px;
            }
        }