/* Toast notification */
.serp-toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: #202124;
    color: #fff;
    padding: 10px 20px;
    border-radius: 24px;
    font-size: 14px;
    z-index: 99999;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    animation: serpToastIn 0.3s ease;
}
@keyframes serpToastIn {
    from { opacity: 0; transform: translateX(-50%) translateY(10px); }
    to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}