header {
	&[data-device] {
		position: var(--position, relative);
		z-index: 10;
	}

	[data-column] {
		min-height: var(--height);
	}

	[data-column='middle'] {
		display: flex;
	}

	[data-column='start'],
	[data-column='end'] {
		min-width: 0;
	}

	[data-items] {
		display: flex;
		align-items: center;
		min-width: 0;
	}
}



// 3 columns
header [data-columns="3"] > div {
	display: grid;
	grid-template-columns: 1fr auto 1fr;
}

// 2 columns
header [data-columns="2"] > div {
	display: grid;
	grid-template-columns: auto auto;
}

// 1 column
header [data-columns="1"] [data-column="middle"] {
	[data-items] {
		width: 100%;
	}
}



// placements
[data-placements] {
	display: grid;
}

[data-placements="2"] {
	display: grid;
	grid-template-columns: auto auto;
}

[data-placements="1"] {
	// grid-template-columns: 1fr;
}



// items alignment
[data-column="middle"] > [data-items] {
	justify-content: center;
}

[data-column='start'] > [data-items='secondary'] {
	justify-content: flex-end;
}

[data-column='end'] > [data-items='primary'] {
	justify-content: flex-end;
}