/// When silent mode is active, css classes will not be output
/// @type Bool
$o-typography-is-silent: true !default;

/// Use relative units (rem) or not (px) when outputting typographic styles.
/// When `true`, the user will be able to modify their font size using browser
/// settings.
///
/// For legacy reasons, this defaults to `false` (outputs px units).
/// Components and projects may need to be updated to support relative units.
/// @type Bool
$o-typography-relative-units: false !default;

/// When true, webfonts will be downloaded
/// @type Bool
$o-typography-load-fonts: true !default;

/// The error message to throw if o-typography is used to apply a font face
/// which has not been included by the project. By default no error is thrown.
/// @type String|Null
$o-typography-error-for-missing-fonts: null !default;

/// When true, progressive font fallbacks are output.
/// @type Bool
$o-typography-progressive-font-loading: true !default;

/// Unitless size representing the baseline grid
/// @type Number
$o-typography-baseline-unit: 4;

/// Prefix for the class used when loading fonts
/// @access private
/// @type String
$_o-typography-loading-prefix: 'o-typography--loading' !default;

/// The "types" of fonts o-typography supports.
/// @access private
$_o-typography-types: ('sans', 'serif', 'display');

/// Font scale of font-sizes and line-heights.
/// Currently the default scale `$_o-typography-font-scale` is used for all
/// fonts and brands, but branded products may choose to define their own scale
/// on a per font basis.
/// @access private
/// @see oTypographyDefineFontScale
/// @type Map
$_o-typography-font-scale-by-font: () !default;

/// Configuration for fallback fonts when loading fonts progressively.
/// Currently only supports fallbacks for MetricWeb and FinancierDisplayWeb
/// fonts.
/// @type Map
$_o-typography-progressive-font-fallbacks: (
	(
		label: 'sans',
		family: 'MetricWeb',
		fallback: sans-serif,
		fallback-scale: 0.87
	),
	(
		label: 'sans-bold',
		family: 'MetricWeb',
		weight: ('bold', 'semibold'),
		fallback: sans-serif,
		fallback-scale: 0.83
	),
	(
		label: 'display',
		family: 'FinancierDisplayWeb',
		fallback: serif,
		fallback-scale: 0.9
	),
	(
		label: 'display-bold',
		family: 'FinancierDisplayWeb',
		weight: bold,
		fallback: serif,
		fallback-scale: 0.9
	)
);

/// Which warnings have been output already.
/// @type Map
/// @access private
$_o-typography-warnings: () !default;