body{font-family:sans-serif;background:#f3f4f6;color:#111;}
#app{display:flex;gap:20px;padding:10px;}
.tree-panel,.detail-panel,.job-panel{background:white;padding:10px;border-radius:10px;box-shadow:0 4px 10px rgba(0,0,0,0.1);width:30%;overflow:auto;}
h2{margin-top:0;color:#1e40af;}
pre{background:#e5e7eb;padding:10px;border-radius:5px;white-space:pre-wrap;}