refactor: 完成全站国际化改造，统一多语言支持

此提交完成了全项目的国际化适配：
1. 新增多语言翻译文件与基础配置
2. 替换所有硬编码文本为i18n调用
3. 优化语言切换与文档语言同步逻辑
4. 重构部分业务逻辑以支持动态翻译
5. 移除过时代码与硬编码配置

src/features/results/draw-results-list-screen.tsx

@@ -2,6 +2,7 @@
 
 import Link from "next/link";
 import { useCallback, useEffect, useState } from "react";
+import { useTranslation } from "react-i18next";
 
 import { getDrawResults } from "@/api/draw";
 import { Button } from "@/components/ui/button";
@@ -13,6 +14,7 @@ import { formatLotteryInstant } from "@/lib/player-datetime";
 import type { DrawResultListItem } from "@/types/api/draw-results";
 
 export function DrawResultsListScreen() {
+  const { t } = useTranslation("player");
   const [items, setItems] = useState<DrawResultListItem[] | null>(null);
   const [error, setError] = useState<string | null>(null);
   const [date, setDate] = useState("");
@@ -29,12 +31,12 @@ export function DrawResultsListScreen() {
       });
       setItems(res.items);
     } catch {
-      setError("加载失败");
+      setError(t("results.loadFailed"));
       setItems(null);
     } finally {
       setLoading(false);
     }
-  }, [date]);
+  }, [date, t]);
 
   useEffect(() => {
     queueMicrotask(() => {
@@ -43,12 +45,14 @@ export function DrawResultsListScreen() {
   }, [fetchList]);
 
   return (
-    <PlayerPanel title="Results" subtitle="Latest draw history" eyebrow="N lotto">
+    <PlayerPanel title={t("results.title")} subtitle={t("results.subtitle")} eyebrow={t("brand.name")}>
       <div className="space-y-4">
         <JackpotResultsStrip currencyCode="NPR" />
 
         <div className="rounded-xl border border-[#e6edf8] bg-[#f8fbff] p-3">
-          <p className="mb-2 text-xs font-bold text-[#32518d]">Business Date</p>
+          <p className="mb-2 text-xs font-bold text-[#32518d]">
+            {t("results.businessDate")}
+          </p>
           <div className="flex gap-2">
             <Input
               type="date"
@@ -62,7 +66,7 @@ export function DrawResultsListScreen() {
               className="h-10 rounded-lg bg-[#07459f] px-4 text-white hover:bg-[#063b88]"
               onClick={() => void fetchList()}
             >
-              Apply
+              {t("actions.apply")}
             </Button>
           </div>
         </div>
@@ -82,12 +86,12 @@ export function DrawResultsListScreen() {
               className="mt-3 bg-[#e5002c] text-white hover:bg-[#d10028]"
               onClick={() => void fetchList()}
             >
-              Retry
+              {t("actions.retry")}
             </Button>
           </div>
         ) : items && items.length === 0 ? (
           <div className="rounded-xl border border-dashed border-[#dce7f7] bg-[#f8fbff] px-4 py-10 text-center text-sm text-slate-500">
-            No results yet.
+            {t("results.empty")}
           </div>
         ) : (
           <div className="space-y-3">
@@ -107,7 +111,7 @@ export function DrawResultsListScreen() {
                     </p>
                   </div>
                   <span className="shrink-0 rounded-full bg-[#f2f6ff] px-2.5 py-1 text-xs font-bold text-[#0b56b7]">
-                    Detail
+                    {t("results.detail")}
                   </span>
                 </div>