.notify {
    position: fixed; right: 30px; bottom: 50px; z-index: 9999;
    max-width: 380px; padding: 12px 14px; margin-bottom: 8px;
    background: #1f2937; color: #fff; border-radius: 10px; box-shadow: 0 8px 24px rgba(0,0,0,.2);
    opacity: 0; transform: translateY(-8px); transition: .2s;
}
.notify.show { opacity: 1; transform: translateY(0); }
.notify.success { background:#16a34a; }
.notify.error   { background:#dc2626; }
.notify.info    { background:#2563eb; }