:root{color-scheme:dark;--bg: #0b0e14;--panel: #131720;--border: #232938;--text: #e6e9ef;--muted: #8b94a7;--long: #22c55e;--short: #ef4444;--neutral: #6b7280}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}#root{max-width:1100px;margin:0 auto;padding:24px 16px 64px}h1{font-size:22px;margin-bottom:4px}.subtitle{color:var(--muted);font-size:13px;margin-bottom:20px}.tabs{display:flex;gap:8px;margin-bottom:20px;border-bottom:1px solid var(--border)}.tab{background:none;border:none;color:var(--muted);padding:10px 14px;cursor:pointer;font-size:14px;border-bottom:2px solid transparent}.tab.active{color:var(--text);border-bottom-color:#3b82f6}.card{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:16px;margin-bottom:16px}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin-bottom:20px}.signal-badge{display:inline-block;padding:2px 8px;border-radius:6px;font-size:12px;font-weight:600}.signal-LONG{background:#22c55e26;color:var(--long)}.signal-SHORT{background:#ef444426;color:var(--short)}.signal-NEUTRAL{background:#6b728026;color:var(--neutral)}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:500}select{background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:6px 10px;margin-bottom:12px}.muted{color:var(--muted);font-size:12px}