feat(player): theme-3 移动端/PC 双端拆分与桌面投注工作台

新增 DesktopShell 及桌面端首页、赛事、钱包、记录等页面，原 H5 视图迁移至 Mobile* 并由路由 wrapper 按视口切换。补齐右侧投注单栏、赔率快捷浮层、联赛/赛事侧栏、串关与定位能力；桌面下注成功改为全局 Toast，修复侧栏成功遮罩被裁剪与底部汇总黑底。同步悬浮客服、公告卡片、三语 i18n、桌面样式体系，以及 API 赛事与 shared 包相关调整。

apps/player/src/composables/useOutrightEvents.ts

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+import { ref } from 'vue';
+import { useI18n } from 'vue-i18n';
+import api from '../api';
+import type { OutrightEvent } from '../components/outright/OutrightEventSection.vue';
+import type { OutrightSelection } from '../components/outright/OutrightEventSection.vue';
+import { useOnLocaleChange } from './useOnLocaleChange';
+
+export function useOutrightEvents() {
+  const { t } = useI18n();
+  const loading = ref(true);
+  const loadError = ref('');
+  const events = ref<OutrightEvent[]>([]);
+
+  function mergeOddsOnly(fresh: OutrightEvent[]) {
+    const freshMap = new Map<string, OutrightEvent>();
+    for (const e of fresh) freshMap.set(e.id, e);
+
+    for (const event of events.value) {
+      const freshEvent = freshMap.get(event.id);
+      if (!freshEvent) continue;
+      const selMap = new Map<string, OutrightSelection>();
+      for (const s of freshEvent.selections) selMap.set(s.id, s);
+      for (const sel of event.selections) {
+        const fs = selMap.get(sel.id);
+        if (fs) {
+          sel.odds = fs.odds;
+          sel.oddsVersion = fs.oddsVersion;
+        }
+      }
+    }
+  }
+
+  async function load(options?: { silent?: boolean }) {
+    const hadData = events.value.length > 0;
+    if (!hadData && !options?.silent) loading.value = true;
+    loadError.value = '';
+    try {
+      const { data } = await api.get('/player/outrights');
+      const list = (data?.data ?? []) as OutrightEvent[];
+      const fresh = list.filter((e) => e.selections?.length > 0);
+      if (!hadData) {
+        events.value = fresh;
+      } else {
+        mergeOddsOnly(fresh);
+      }
+    } catch (e: unknown) {
+      if (!hadData) events.value = [];
+      const err = e as { response?: { status?: number; data?: { error?: string } } };
+      if (err.response?.status === 403) {
+        loadError.value = t('bet.outright_player_only');
+      } else {
+        loadError.value = err.response?.data?.error ?? t('bet.outright_load_failed');
+      }
+    } finally {
+      if (!hadData && !options?.silent) loading.value = false;
+    }
+  }
+
+  useOnLocaleChange(load);
+
+  return {
+    loading,
+    loadError,
+    events,
+    load,
+    mergeOddsOnly,
+  };
+}