.login-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(7, 12, 39, 0.85) 0%, rgba(132, 20, 92, 0.6) 50%, rgba(7, 12, 39, 0.9) 100%);
    z-index: 1;
}

.btn-primary {
    background: linear-gradient(135deg, #a855f7 0%, #ec4899 100%);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(168, 85, 247, 0.3);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.animate-slide-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-slide-up.active {
    opacity: 1;
    transform: translateY(0);
}

.animate-pulse-glow {
    animation: pulse-glow 2s ease-in-out infinite;
}