.atlasrc.json

{
    "guideSrc": "assets/src/scss/",
    "guideDest": "atlas",
    "cssSrc": "assets/css/",
    "copyInternalAssets": false,
    "excludedSassFiles": "_dev-atlas-settings|_dev-atlas-definitions",
    "componentPrefixes": ["atlas-", "l-"],
    "projectConstants": {
        "constantsSrc": "assets/src/scss/_dev-atlas-settings.scss",
        "colorPrefix": "color",
        "fontPrefix": "font",
        "scalePrefix": "scale",
        "spacePrefix": "space",
        "motionPrefix": "motion",
        "depthPrefix": "depth",
        "breakpointPrefix": "break"
    }
}