#toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    z-index: 10000;
    pointer-events: none;
    width: min(420px, calc(100vw - 3rem));
}

#toast-container .toast {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    min-width: 0;
    width: 100%;
    box-sizing: border-box;
    border: 1px solid var(--border-default, #64748b);
    border-left: 4px solid var(--accent-info, #38bdf8);
    border-radius: 0.75rem;
    background: var(--bg-elevated, #1e293b);
    color: var(--text-primary, #f8fafc);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    pointer-events: auto;
    font: 14px/1.4 system-ui, sans-serif;
}

#toast-container .toast-success { border-left-color: var(--accent-green, #22c55e); }
#toast-container .toast-error { border-left-color: var(--accent-danger, #ef4444); }
#toast-container .toast-warning { border-left-color: var(--accent-warning, #f59e0b); }
#toast-container .toast-message { flex: 1; overflow-wrap: anywhere; }
#toast-container .toast-close,
#toast-container .toast-action {
    color: inherit;
    background: transparent;
    border: 0;
    padding: 0.25rem;
    cursor: pointer;
}
#toast-container button:focus-visible { outline: 2px solid currentColor; outline-offset: 2px; }
@media print { #toast-container { display: none; } }
@media (prefers-reduced-motion: reduce) { #toast-container .toast { animation: none; } }

[data-persistent-action-message] {
    padding: 0.75rem;
    margin-bottom: 1rem;
    border: 1px solid var(--accent-danger, #ef4444);
    border-radius: 0.5rem;
    background: rgba(239, 68, 68, 0.15);
    color: var(--accent-danger, #ef4444);
}
[data-persistent-action-message].app-alert-warning {
    border-color: var(--accent-warning, #f59e0b);
    background: rgba(245, 158, 11, 0.15);
    color: var(--accent-warning, #f59e0b);
}