Add spells rolls and enhance CSS styling

module/models/equipment.mjs

@@ -7,11 +7,11 @@ export default class PrismRPGEquipment extends foundry.abstract.TypeDataModel {
     const requiredInteger = { required: true, nullable: false, integer: true }
 
     schema.description = new fields.HTMLField({ required: true, textSearch: true })
-    schema.category = new fields.StringField({ required: true, initial: "tinbit", choices: SYSTEM.EQUIPMENT_CATEGORIES })
+    schema.category = new fields.StringField({ required: true, initial: "coppercoin", choices: SYSTEM.EQUIPMENT_CATEGORIES })
 
     schema.encLoad = new fields.NumberField({ required: true, initial: 0, min: 0 })
     schema.cost = new fields.NumberField({ ...requiredInteger, required: true, initial: 0, min: 0 })
-    schema.money = new fields.StringField({ required: true, initial: "tinbit", choices: SYSTEM.MONEY })
+    schema.money = new fields.StringField({ required: true, initial: "coppercoin", choices: SYSTEM.MONEY })
 
     // Kit properties
     schema.isKit = new fields.BooleanField({
@@ -54,4 +54,29 @@ export default class PrismRPGEquipment extends foundry.abstract.TypeDataModel {
   /** @override */
   static LOCALIZATION_PREFIXES = ["PRISMRPG.Equipment"]
 
+  static migrateData(data) {
+    // Migrate old money types to new ones
+    if (data?.money) {
+      const moneyMigration = {
+        "tinbit": "coppercoin",
+        "copper": "coppercoin",
+        "silver": "silvercoin",
+        "gold": "goldcoin",
+        "platinum": "note"
+      }
+      
+      if (moneyMigration[data.money]) {
+        data.money = moneyMigration[data.money]
+      }
+      
+      // If still invalid, default to coppercoin
+      if (!SYSTEM.MONEY[data.money]) {
+        console.warn(`Prism RPG | Migrate equipment: Invalid money type "${data.money}", defaulting to coppercoin`)
+        data.money = "coppercoin"
+      }
+    }
+
+    return super.migrateData(data)
+  }
+
 }