/**
 * Style definition for `mdc-button-group` — standard variant.
 *
 * In standard button groups, buttons are grouped with padding between buttons
 * that scales at smaller sizes to guarantee a minimum accessible touch target of 48dp:
 * - XS: 18dp (18px)
 * - S: 12dp (12px)
 * - M: 8dp (8px)
 * - L: 8dp (8px)
 * - XL: 8dp (8px)
 *
 * @version
 * Material Design 3 Expressive
 *
 * @link
 * https://m3.material.io/components/button-groups/specs
 */
export declare const StandardButtonGroupDefinition: {
    readonly 'enabled-space-between': "8px";
    readonly 'enabled-extra-small-space-between': "18px";
    readonly 'enabled-small-space-between': "12px";
    readonly 'enabled-medium-space-between': "8px";
    readonly 'enabled-large-space-between': "8px";
    readonly 'enabled-extra-large-space-between': "8px";
};
/**
 * Style definition for `mdc-button-group` — connected variant.
 *
 * In connected button groups, 2dp (2px) inner padding is used at every size.
 * Outer shapes are fully round (or square corner radius), and inner shapes
 * use specific corner radii:
 * - XS: 4dp (4px)
 * - S: 8dp (8px)
 * - M: 8dp (8px)
 * - L: 16dp (16px)
 * - XL: 20dp (20px)
 *
 * Extra small and small buttons have a minimum width of 48dp (48px).
 *
 * @version
 * Material Design 3 Expressive
 *
 * @link
 * https://m3.material.io/components/button-groups/specs
 */
export declare const ConnectedButtonGroupDefinition: {
    readonly 'enabled-space-between': "2px";
    readonly 'enabled-extra-small-space-between': "2px";
    readonly 'enabled-small-space-between': "2px";
    readonly 'enabled-medium-space-between': "2px";
    readonly 'enabled-large-space-between': "2px";
    readonly 'enabled-extra-large-space-between': "2px";
    readonly 'enabled-extra-small-min-width': "48px";
    readonly 'enabled-small-min-width': "48px";
    readonly 'enabled-extra-small-inner-shape': "4px";
    readonly 'enabled-small-inner-shape': "8px";
    readonly 'enabled-medium-inner-shape': "8px";
    readonly 'enabled-large-inner-shape': "16px";
    readonly 'enabled-extra-large-inner-shape': "20px";
    readonly 'enabled-extra-small-outer-shape-round': "var(--md-sys-shape-corner-full, calc(infinity * 1px))";
    readonly 'enabled-small-outer-shape-round': "var(--md-sys-shape-corner-full, calc(infinity * 1px))";
    readonly 'enabled-medium-outer-shape-round': "var(--md-sys-shape-corner-full, calc(infinity * 1px))";
    readonly 'enabled-large-outer-shape-round': "var(--md-sys-shape-corner-full, calc(infinity * 1px))";
    readonly 'enabled-extra-large-outer-shape-round': "var(--md-sys-shape-corner-full, calc(infinity * 1px))";
    readonly 'enabled-extra-small-outer-shape-square': "4px";
    readonly 'enabled-small-outer-shape-square': "8px";
    readonly 'enabled-medium-outer-shape-square': "8px";
    readonly 'enabled-large-outer-shape-square': "16px";
    readonly 'enabled-extra-large-outer-shape-square': "20px";
};
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