.app-toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.app-toast {
    min-width: 260px;
    max-width: 360px;
    padding: 14px 18px;
    border-radius: 8px;
    color: #fff;
    font-size: 14px;
    line-height: 1.4;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    opacity: 0;
    transform: translateX(20px);
    transition: opacity .3s ease, transform .3s ease;
}

.app-toast.show {
    opacity: 1;
    transform: translateX(0);
}

.app-toast.success {
    background: #198754;
}

.app-toast.error {
    background: #dc3545;
}