/* Fondo con imagen y gradiente */
.login-background {
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.9)), url('../img/bannerContacto.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 100vh;
    position: relative;
}

/* Capa intermedia */
.overlay-black {
    min-height: 100vh;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 15px;
}

/* Animación de entrada */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 1s ease-out;
}

/* Caja del formulario */
.login-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 0 25px rgba(0,0,0,0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.login-card:hover {
    transform: scale(1.01);
    box-shadow: 0 0 30px rgba(0,0,0,0.3);
}

/* Botón principal */
.btn-login {
    transition: all 0.3s ease;
}

.btn-login:hover {
    background-color: #004080;
    color: #fff;
    transform: scale(1.05);
}

/* Enlace de recuperación */
.restore-link {
    color: #00bcd4;
    font-weight: bold;
    text-decoration: none;
    transition: color 0.3s ease;
}

.restore-link:hover {
    color: #0097a7;
    text-decoration: underline;
}

/* Responsive ajustes */
@media (max-width: 768px) {
    .card-header {
        font-size: 1.25rem;
    }
}

.login-card {
    color: #fff; /* Aplica blanco a textos */
}

.login-card label,
.login-card h4,
.login-card h5,
.login-card .form-check-label {
    color: #fff;
}