diff --git a/public/index.html b/public/index.html
index 93c1d11..3aeb4ed 100644
--- a/public/index.html
+++ b/public/index.html
@@ -107,7 +107,7 @@ async function cpuAdvise(){const el=document.getElementById('cpuadvise');const n
 async function kill(pid,name){if(!confirm('结束进程 '+name+' (PID '+pid+') ?'))return;const r=await fetch('/api/kill',{method:'POST',headers:{'Content-Type':'application/json'},body:JSON.stringify({pid})});const j=await r.json();alert(j.ok?'已发送结束信号':('失败: '+j.error));load(true)}
 const PERF_DESC={powersave:'省电模式：限制睿频、能效优先，适合7×24待机/下载机，功耗噪音最低',balanced:'平衡模式：按负载自动升降频，日常使用推荐，性能功耗兼顾',performance:'高性能模式：火力全开，适合转码/编译/虚拟机等重负载，功耗温度最高'};
 let perfCur='';
-async function cpuPerf(){const el=document.getElementById('cpuperf');try{const r=await fetch('/api/cpu/perf');const j=await r.json();const m=j.mode||j.saved||'balanced';const key=m+'|'+(j.governor||'')+'|'+(j.epp||'');if(perfCur===key&&el.innerHTML)return;perfCur=key;el.style.display='';el.innerHTML=`<div class="model">⚡ 系统性能：<b>${m==='powersave'?'省电模式':m==='performance'?'高性能模式':'平衡模式'}</b> <span class="mut">（governor=${esc(j.governor||'-')} epp=${esc(j.epp||'-')}，不重启电脑）</span></div><div style="margin-top:6px">${['powersave','balanced','performance'].map(k=>`<button class="perfbtn${m===k?' cur':''}" onclick="setPerf('${k}')">${k==='powersave'?'🌱 省电模式':k==='balanced'?'⚖️ 平衡模式':'🔥 高性能模式'}</button>`).join('')}</div><div class="mut" style="margin-top:6px">${PERF_DESC[m]||''}</div><div id="perfMsg" class="mut" style="margin-top:4px"></div>`}catch(e){}}
+async function cpuPerf(){const el=document.getElementById('cpuperf');try{const r=await fetch('/api/cpu/perf');const j=await r.json();const m=j.mode||j.saved||'balanced';const key=m+'|'+(j.governor||'')+'|'+(j.epp||'');if(perfCur===key&&el.innerHTML){el.style.display='';return;}perfCur=key;el.style.display='';el.innerHTML=`<div class="model">⚡ 系统性能：<b>${m==='powersave'?'省电模式':m==='performance'?'高性能模式':'平衡模式'}</b> <span class="mut">（governor=${esc(j.governor||'-')} epp=${esc(j.epp||'-')}，不重启电脑）</span></div><div style="margin-top:6px">${['powersave','balanced','performance'].map(k=>`<button class="perfbtn${m===k?' cur':''}" onclick="setPerf('${k}')">${k==='powersave'?'🌱 省电模式':k==='balanced'?'⚖️ 平衡模式':'🔥 高性能模式'}</button>`).join('')}</div><div class="mut" style="margin-top:6px">${PERF_DESC[m]||''}</div><div id="perfMsg" class="mut" style="margin-top:4px"></div>`}catch(e){}}
 async function setPerf(mode){const msg=document.getElementById('perfMsg');if(msg)msg.textContent='⏳ 正在切换…';try{const r=await fetch('/api/cpu/perf',{method:'POST',headers:{'Content-Type':'application/json'},body:JSON.stringify({mode})});const j=await r.json();if(!j.ok){if(msg)msg.textContent='❌ 切换失败：'+(j.error||'未知错误');else alert('切换失败: '+(j.error||'未知'));return}cpuPerf()}catch(e){if(msg)msg.textContent='❌ 切换失败：网络错误'}}
 function cmpVal(p,key){
  if(key==='name')return String(p.name||'');