Add fluid spacing scale

theme.json

@@ -115,13 +115,38 @@
 			"wideSize": "1280px"
 		},
 		"spacing": {
-			"spacingScale": {
-				"increment": 1.5,
-				"mediumStep": 1.5,
-				"operator": "*",
-				"steps": 7,
-				"unit": "rem"
-			},
+			"spacingSizes": [
+				{
+					"name": "1",
+					"size": "min(24px, 4vw)",
+					"slug": "10"
+				},
+				{
+					"name": "2",
+					"size": "min(36px, 6vw)",
+					"slug": "20"
+				},
+				{
+					"name": "3",
+					"size": "min(60px, 10vw)",
+					"slug": "30"
+				},
+				{
+					"name": "4",
+					"size": "min(96px, 16vw)",
+					"slug": "40"
+				},
+				{
+					"name": "5",
+					"size": "min(156px, 26vw)",
+					"slug": "50"
+				},
+				{
+					"name": "6",
+					"size": "min(252px, 42vw)",
+					"slug": "60"
+				}
+			],
 			"units": [
 				"%",
 				"px",