.toast {
    display:flex;align-items:center;gap:10px;
    padding:12px 16px;border-radius:8px;
    font-size:14px;font-weight:500;color:#fff;
    box-shadow:0 4px 12px rgba(0,0,0,0.15);
    animation:toast-in 0.2s ease;
    max-width:320px;
}
.toast.success { background:#16a34a; }
.toast.error   { background:#dc2626; }
.toast.info    { background:#2563eb; }
.toast.warning { background:#d97706; }
@keyframes toast-in {
    from { opacity:0; transform:translateY(8px); }
    to   { opacity:1; transform:translateY(0);   }
}