/* Toast */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10100;
    padding: 12px 18px;
    border-radius: 999px;
    background: #1a1f2e;
    color: #fff;
    font-size: 14px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
    animation: toastIn 0.2s ease-out;
    max-width: calc(100vw - 32px);
    text-align: center;
}
.toast.success { background: var(--success); }
.toast.error   { background: var(--error); }
@keyframes toastIn {
    from { opacity: 0; transform: translate(-50%, 12px); }
    to   { opacity: 1; transform: translate(-50%, 0); }
}
body.theme-light .toast { background: #0b1222; }
body.theme-light .toast.success { background: #00b894; }
body.theme-light .toast.error   { background: #e17055; }