.connection-status[hidden] { display: none; }
.connection-status {
    position: fixed;
    z-index: 2200;
    top: 68px;
    right: 16px;
    max-width: min(430px, calc(100vw - 24px));
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--surface-primary);
    color: var(--text-primary);
    box-shadow: 0 4px 18px #0002;
    font-size: 13px;
    line-height: 1.4;
}
.connection-status-indicator {
    flex: 0 0 14px;
    height: 14px;
    border: 2px solid var(--border-color);
    border-top-color: var(--brand-500, #16a896);
    border-radius: 50%;
    animation: connection-spin 1s linear infinite;
}
.connection-status[data-state="offline"] .connection-status-indicator,
.connection-status[data-state="expired"] .connection-status-indicator,
.connection-status[data-state="failed"] .connection-status-indicator { animation: none; border-color: #ce962d; }
.connection-status button {
    flex-shrink: 0;
    color: inherit;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--surface-secondary);
    padding: 6px 9px;
}
@keyframes connection-spin { to { transform: rotate(360deg); } }
@media (max-width: 767px) {
    .connection-status { top: 60px; left: 12px; right: 12px; flex-wrap: wrap; font-size: 12px; }
    .connection-status [data-connection-message] { flex: 1 1 180px; }
}
@media (prefers-reduced-motion: reduce) { .connection-status-indicator { animation: none; } }