优化体验，修复 bug

client/src/pages/EQPage.tsx

@@ -25,7 +25,6 @@ import {
   type PeqChangePayload,
   type PeqState,
   buildPeqPresetBody,
-  acceptShareCode,
 } from "@/lib/luxsinApi";
 import {
   getFilterType,
@@ -719,16 +718,6 @@ export default function EQPage() {
 
       skipPeqAutoSyncRef.current = true;
       try {
-        const mac = deviceState?.mac ?? "";
-        if (!isDemoMode && mac) {
-          const acceptRes = await acceptShareCode(mac, shareCode.trim());
-          if (acceptRes.code !== 200) {
-            toast.error(eqUi.importFail ?? eqUi.importCodeNotFound);
-            skipPeqAutoSyncRef.current = false;
-            return;
-          }
-        }
-
         await upgradePeqChange(payload);
         if (api && !isDemoMode) {
           const latest = await fetchEqSyncPeq(api, "importSharedEq");
@@ -1850,6 +1839,7 @@ export default function EQPage() {
         eqUi={eqUi}
         peqCardLabels={peqCardLabels}
         mac={deviceState?.mac ?? ""}
+        isDemoMode={isDemoMode}
         onImportEq={handleImportSharedEq}
       />