/* Fondo personalizado beige */
        body {
            background-color: #f5f2eb;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            color: #333;
            overflow-x: hidden;
        }

        /* Menú Lateral (Sidebar) */
        .sidebar {
            background-color: #ffffff;
            min-height: 100vh;
            box-shadow: 4px 0 15px rgba(0, 0, 0, 0.05);
            position: fixed;
            top: 0;
            left: 0;
            width: 260px;
            z-index: 1000;
        }

        .sidebar .nav-link {
            color: #555;
            padding: 12px 20px;
            border-radius: 8px;
            margin: 4px 15px;
            font-weight: 500;
            transition: all 0.2s ease;
        }

        .sidebar .nav-link:hover, .sidebar .nav-link.active {
            background-color: rgba(200, 35, 51, 0.1);
            color: #c82333;
        }

        .sidebar .nav-link i {
            font-size: 1.2rem;
        }

        /* Contenedor de contenido principal desplazado por el sidebar */
        .main-content {
            margin-left: 260px;
            padding: 40px;
        }

        /* Estilos y Animación del Logo */
        .logo-container {
            max-width: 340px;
            margin: 0 auto;
        }

        .animated-logo {
            width: 100%;
            height: auto;
            filter: drop-shadow(0px 10px 15px rgba(0, 0, 0, 0.15));
            animation: floatAndPulse 4s ease-in-out infinite;
        }

        /* Animación de flotado y pulso */
        @keyframes floatAndPulse {
            0% {
                transform: translateY(0px) scale(1);
                filter: drop-shadow(0px 10px 15px rgba(0, 0, 0, 0.15));
            }
            50% {
                transform: translateY(-15px) scale(1.03);
                filter: drop-shadow(0px 20px 25px rgba(0, 0, 0, 0.1));
            }
            100% {
                transform: translateY(0px) scale(1);
                filter: drop-shadow(0px 10px 15px rgba(0, 0, 0, 0.15));
            }
        }

        /* Botón personalizado */
        .btn-custom {
            background-color: #c82333;
            color: #fff;
            border: none;
            padding: 10px 25px;
            transition: all 0.3s ease;
        }

        .btn-custom:hover {
            background-color: #a71d2a;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(200, 35, 51, 0.3);
        }

        .card-custom {
            background-color: #ffffff;
            border: 1px solid rgba(0,0,0,0.05);
            border-radius: 15px;
        }

        /* Ajuste responsivo para pantallas pequeñas */
        @media (max-width: 768px) {
            .sidebar {
                position: relative;
                width: 100%;
                min-height: auto;
            }
            .main-content {
                margin-left: 0;
                padding: 20px;
            }
        }