:root{--bg: #0b0e11;--panel: #161a1e;--panel-2: #1e2329;--border: #2b3139;--text: #eaecef;--muted: #848e9c;--green: #0ecb81;--red: #f6465d;--yellow: #f0b90b;--blue: #2f80ed}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:14px}.container{max-width:1200px;margin:0 auto;padding:24px 20px 60px}h1{font-size:22px;margin:0 0 4px}.sub{color:var(--muted);margin:0 0 24px}.grid{display:grid;grid-template-columns:340px 1fr;gap:20px;align-items:start}@media (max-width: 900px){.grid{grid-template-columns:1fr}}.panel{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:18px}.panel h2{font-size:15px;margin:0 0 14px}label{display:block;color:var(--muted);font-size:12px;margin:12px 0 6px}input,select{width:100%;background:var(--panel-2);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:10px 12px;font-size:14px;outline:none}input:focus,select:focus{border-color:var(--yellow)}button{width:100%;margin-top:16px;background:var(--yellow);color:#111;border:none;border-radius:8px;padding:11px;font-weight:600;font-size:14px;cursor:pointer}button.secondary{background:var(--panel-2);color:var(--text);border:1px solid var(--border)}button:disabled{opacity:.5;cursor:not-allowed}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:right;padding:8px 10px;border-bottom:1px solid var(--border);white-space:nowrap}th:first-child,td:first-child{text-align:left}th{color:var(--muted);font-weight:500}.green{color:var(--green)}.red{color:var(--red)}.muted{color:var(--muted)}.stat-row{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:18px}.stat{flex:1;min-width:150px;background:var(--panel-2);border:1px solid var(--border);border-radius:10px;padding:14px 16px}.stat .k{color:var(--muted);font-size:12px}.stat .v{font-size:20px;font-weight:700;margin-top:4px}.badge{display:inline-block;padding:2px 8px;border-radius:6px;font-size:11px;font-weight:600}.badge.buy{background:#0ecb8126;color:var(--green)}.badge.sell{background:#f6465d26;color:var(--red)}.error{background:#f6465d1f;border:1px solid var(--red);color:#ffb3bd;padding:12px 14px;border-radius:8px;margin-bottom:16px;font-size:13px;white-space:pre-wrap}.spacer{height:20px}.hint{color:var(--muted);font-size:12px;margin-top:8px;line-height:1.5}@media (max-width: 640px){.container{padding:16px 12px 48px}h1{font-size:18px}.sub{font-size:12px;margin-bottom:16px}.grid{gap:14px}.panel{padding:14px;overflow-x:auto}.stat{min-width:100%}.stat .v{font-size:18px}table{min-width:460px;font-size:12px}th,td{padding:7px 8px}input,select{font-size:16px}h1{padding-right:96px}}