import { MiuraElement } from '@miurajs/miura-element';
/**
 * Alert banner component for inline notifications
 * Usage:
 * <mui-alert tone="info">This is an informational message</mui-alert>
 * <mui-alert tone="success" closeable>Changes saved successfully</mui-alert>
 */
export declare class MuiAlert extends MiuraElement {
    tone: 'neutral' | 'success' | 'warning' | 'error' | 'info';
    variant: 'subtle' | 'filled' | 'outline';
    closeable: boolean;
    closed: boolean;
    static get styles(): import("@miurajs/miura-render").CSSResult;
    private _handleClose;
    template(): import("@miurajs/miura-render").TemplateResult;
}
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