#sys-overlay{position:fixed;inset:0;background:rgba(0,0,0,.96);z-index:999999;display:none;color:#00ff66;font-family:Courier New,monospace}
#sys-panel{position:absolute;top:50%;left:50%;width:90%;max-width:800px;transform:translate(-50%,-50%);border:2px solid #00ff66;padding:20px;box-shadow:0 0 25px #00ff66}
#sys-head{display:flex;align-items:center;gap:10px;color:red;font-weight:bold;animation:blink 1s infinite}
.sys-led{width:10px;height:10px;background:red;border-radius:50%;box-shadow:0 0 10px red}
@keyframes blink{50%{opacity:.5}}
#sys-log{margin-top:15px;white-space:pre-wrap;font-size:14px;line-height:1.4}
#sys-bar{margin-top:15px;background:#003311;border:1px solid #00ff66;height:12px}
#sys-bar div{width:0%;height:100%;background:#00ff66;transition:width .4s}
#sys-status{margin-top:15px;color:red;font-size:18px;text-align:center}