.alert-toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    min-width: 300px;
    max-width: 500px;
    display: flex;
    align-items: center;
    padding: 12px 15px;
    gap: 10px;
    border-radius: 6px;
    background-color: var(--surface);
    color: var(--text);
    border: 1px solid var(--border);
    border-left: 4px solid var(--border-strong);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    z-index: 1090;
    pointer-events: auto;
}

.alert-toast-hidden {
    display: none !important;
}

.alert-toast-visible {
    display: flex;
    animation: alertFadeIn 0.5s;
}

.alert-toast-fade-out {
    animation: alertFadeOut 0.5s forwards;
}

.alert-toast.success { background-color: var(--success-surface); border-left-color: var(--success); }
.alert-toast.error   { background-color: var(--danger-surface);  border-left-color: var(--danger); }
.alert-toast.warning { background-color: var(--warning-surface); border-left-color: var(--warning); }
.alert-toast.info    { background-color: var(--info-surface);    border-left-color: var(--info); }

.alert-toast .alert-icon {
    font-size: 1rem;
    flex-shrink: 0;
    color: var(--text-muted);
}

.alert-toast.success .alert-icon { color: var(--success); }
.alert-toast.error   .alert-icon { color: var(--danger); }
.alert-toast.warning .alert-icon { color: var(--warning); }
.alert-toast.info    .alert-icon { color: var(--info); }

.alert-toast .alert-toast-message {
    margin: 0;
    font-weight: 500;
    font-size: 14px;
    color: var(--text);
}

@keyframes alertFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes alertFadeOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(20px);
    }
}