//------------------------------------------------------------------------------
// Colors
//------------------------------------------------------------------------------

// Color palette
// -------------

// By default, all user color palette values are null. Each null value is
// automatically replaced with corresponsing colors in chosen default color
// palette.
$-palette-default: nth($o-color-palettes, $o-color-palette-number);
$o-color-palettes: append($o-color-palettes, map-merge($-palette-default, o-map-omit($o-user-color-palette)));

// Theme color palette
// -------------------

// Generate default theme color scheme if alpha is set
$-alpha: map-get($o-user-theme-color-palette, 'alpha');
@if ($-alpha) {
    $o-user-theme-color-palette: map-merge((
        beta: lighten(desaturate($-alpha, 60%), 30%),
        gamma: desaturate(adjust-hue($-alpha, -45deg), 10%),
        delta: desaturate(adjust-hue($-alpha, 45deg), 10%),
        epsilon: desaturate(adjust-hue($-alpha, 180deg), 10%),
    ), o-map-omit($o-user-theme-color-palette));
}

// By default, all user theme color palette values are null. Each null value is
// automatically replaced with corresponsing colors in chosen default theme
// color palette.
$-palette-default: nth($o-theme-color-palettes, $o-theme-color-palette-number);
$o-theme-color-palettes: append($o-theme-color-palettes, map-merge($-palette-default, o-map-omit($o-user-theme-color-palette)));


// Enable last color and theme color palettes, which are now the user customized
// color palettes
$o-color-palette-number: length($o-color-palettes);
$o-theme-color-palette-number: length($o-theme-color-palettes);