fix : use buzz style card

lib/catalog/rarity.test.ts

@@ -1,6 +1,6 @@
 import { describe, expect, it } from "vitest";
 
-import { rarityGradient, rarityGradientClass } from "@/lib/catalog/rarity";
+import { rarityGradient, rarityGradientClass, rarityTextClass } from "@/lib/catalog/rarity";
 
 describe("catalog rarity backgrounds", () => {
   it("maps every weapon and artifact rarity to its Tailwind gradient", () => {
@@ -12,10 +12,14 @@ describe("catalog rarity backgrounds", () => {
     expect(rarityGradient(3)).toBe("linear-gradient(90deg, rgba(77, 118, 145, 1) 0%, rgba(71, 135, 165, 1) 100%)");
     expect(rarityGradient(4)).toBe("linear-gradient(90deg, rgba(109, 106, 156, 1) 0%, rgba(150, 122, 179, 1) 100%)");
     expect(rarityGradient(5)).toBe("linear-gradient(90deg, rgba(166, 123, 52, 1) 0%, rgba(178, 123, 44, 1) 100%)");
+    expect(rarityTextClass(3)).toBe("text-[#4D7691]");
+    expect(rarityTextClass(4)).toBe("text-[#6D6A9C]");
+    expect(rarityTextClass(5)).toBe("text-[#A67B34]");
   });
 
   it("uses the neutral equipment background when rarity is unavailable", () => {
     expect(rarityGradient(null)).toBe("#17383d");
     expect(rarityGradientClass(undefined)).toBeUndefined();
+    expect(rarityTextClass(undefined)).toBeUndefined();
   });
 });

lib/catalog/rarity.ts

@@ -14,6 +14,12 @@ const rarityGradients: Record<number, string> = {
   5: "linear-gradient(90deg, rgba(166, 123, 52, 1) 0%, rgba(178, 123, 44, 1) 100%)",
 };
 
+const rarityTextClasses: Record<number, string> = {
+  3: "text-[#4D7691]",
+  4: "text-[#6D6A9C]",
+  5: "text-[#A67B34]",
+};
+
 export function rarityGradientClass(rarity: number | null | undefined): string | undefined {
   return rarity ? rarityGradientClasses[rarity] : undefined;
 }
@@ -21,3 +27,7 @@ export function rarityGradientClass(rarity: number | null | undefined): string |
 export function rarityGradient(rarity: number | null | undefined): string {
   return (rarity && rarityGradients[rarity]) || "#17383d";
 }
+
+export function rarityTextClass(rarity: number | null | undefined): string | undefined {
+  return rarity ? rarityTextClasses[rarity] : undefined;
+}