/* --- CONFIGURACIÓN DE FONDO CLARO (Blanco tirando a gris) --- */
.bg-light-custom {
    background-color: #f4f6f9 !important; 
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Tarjeta contenedora blanca pura */
.login-card {
    background: #ffffff !important;
    border-radius: 14px;
    border: 1px solid #e1e4e8 !important;
}

/* Inputs adaptados */
.form-control-light {
    background-color: #f8f9fa !important;
    border: 1px solid #ced4da !important;
    color: #212529 !important;
}

.form-control-light:focus {
    background-color: #ffffff !important;
    border-color: #0d6efd !important;
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.15) !important;
    color: #212529 !important;
}

/* Título estilizado */
.main-title-light {
    color: #0d6efd;
    font-weight: 800;
    font-size: 2.2rem;
    letter-spacing: 1px;
}

/* --- ANIMACIÓN FADE-IN (Aparición gradual) --- */
.fade-in-page {
    opacity: 0;
    animation: fadeInAnimation cubic-bezier(0.4, 0, 0.2, 1) forwards;
    animation-duration: 0.8s; 
}

@keyframes fadeInAnimation {
    from {
        opacity: 0;
        transform: translateY(15px); 
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}