:root{--bg: #0b0f1a;--panel: rgba(20, 26, 42, .88);--panel-border: rgba(99, 131, 214, .2);--text: #e5e7eb;--muted: #94a3b8;--accent: #60a5fa;--accent-2: #a78bfa;--ok: #34d399;--warn: #fbbf24;--error: #f87171}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;overflow:hidden}.app{position:fixed;inset:0;display:grid;grid-template-columns:300px 1fr;grid-template-rows:48px 1fr;grid-template-areas:"header header" "sidebar main"}.app-header{grid-area:header;display:flex;align-items:center;justify-content:space-between;padding:0 18px;background:linear-gradient(90deg,#1e293b,#0f172a);border-bottom:1px solid var(--panel-border);z-index:10}.app-header h1{font-size:15px;font-weight:600;margin:0;letter-spacing:.02em}.app-header .subtitle{color:var(--muted);font-size:12px;margin-left:10px}.app-header .status{font-size:12px;color:var(--muted)}.app-header .status .dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--ok);margin-right:6px;vertical-align:middle;box-shadow:0 0 6px #34d399b3}.sidebar{grid-area:sidebar;background:var(--panel);border-right:1px solid var(--panel-border);padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:14px}.sidebar section{background:#0f142399;border-radius:8px;padding:12px}.sidebar h2{font-size:12px;text-transform:uppercase;color:var(--muted);margin:0 0 8px;letter-spacing:.08em}.preset-list{display:flex;flex-direction:column;gap:6px}.preset-btn{background:#1e293bcc;border:1px solid var(--panel-border);color:var(--text);padding:10px 12px;border-radius:6px;cursor:pointer;text-align:left;font-size:13px;transition:all .15s}.preset-btn:hover{background:#334155e6}.preset-btn.active{background:#60a5fa33;border-color:var(--accent)}.preset-btn .desc{font-size:11px;color:var(--muted);margin-top:3px}.controls{display:flex;flex-direction:column;gap:6px}.controls button{background:var(--accent);color:#fff;border:none;padding:10px;border-radius:6px;font-weight:600;cursor:pointer;transition:all .15s}.controls button:hover{filter:brightness(1.15)}.controls button.stop{background:var(--error)}.controls button:disabled{opacity:.5;cursor:not-allowed}.telemetry{display:grid;grid-template-columns:1fr 1fr;gap:6px;font-size:12px}.telemetry .k{color:var(--muted)}.telemetry .v{color:var(--text);font-variant-numeric:tabular-nums;text-align:right}.main{grid-area:main;position:relative;background:radial-gradient(ellipse at center,#1a2140,#0b0f1a 70%)}.overlay-top-right{position:absolute;top:12px;right:12px;background:var(--panel);border:1px solid var(--panel-border);border-radius:8px;padding:12px 14px;font-size:12px;max-width:280px}.overlay-top-right .row{display:flex;justify-content:space-between;gap:8px;padding:2px 0}.overlay-top-right .k{color:var(--muted)}.overlay-top-right .v{color:var(--text);font-variant-numeric:tabular-nums}.positioning-pill{display:inline-block;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:600}.pill-lighthouse{background:#60a5fa33;color:var(--accent)}.pill-lps{background:#a78bfa33;color:var(--accent-2)}.pill-flowdeck{background:#34d39933;color:var(--ok)}.pill-ground-truth{background:#94a3b833;color:var(--muted)}