:root{--bg:#0b0d12;--panel:#12151c;--panel-border:#22262f;--text:#e6e8eb;--text-dim:#8b929e;--accent:#5eead4;--accent-dim:#2a3f3c;--danger:#f87171;--waiting:#eab86c}*{box-sizing:border-box}body,html{padding:0;margin:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}a{color:inherit}button{font-family:inherit;cursor:pointer}input,textarea{font-family:inherit;background:var(--panel);color:var(--text);border:1px solid var(--panel-border);border-radius:8px;padding:10px 12px}button:focus,input:focus,textarea:focus{outline:1px solid var(--accent)}@keyframes brain-pulse{0%,to{opacity:1}50%{opacity:.5}}.brain-node-active{animation:brain-pulse 1.4s ease-in-out infinite}.brain-node-waiting{animation:brain-pulse 2.6s ease-in-out infinite}.brain-edge-active{stroke-dasharray:4 5;animation:brain-dash .6s linear infinite}@keyframes brain-dash{to{stroke-dashoffset:-9}}