:root{--bg: #0e1117;--bg-2: #161b22;--bg-3: #1c2230;--border: #2a2f3a;--text: #e6edf3;--text-dim: #8b949e;--accent: #f5b301;--green: #2ea043;--red: #e5534b;--blue: #4c8dff;--radius: 12px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Apple SD Gothic Neo,sans-serif;background:var(--bg);color:var(--text);font-size:14px}a{color:var(--blue);text-decoration:none}button{font-family:inherit;cursor:pointer}.app{display:flex;min-height:100vh}.sidebar{width:210px;background:var(--bg-2);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:18px 12px;position:sticky;top:0;height:100vh}.brand{font-size:20px;font-weight:800;letter-spacing:.5px;padding:6px 10px 18px}.brand span{color:var(--accent)}.nav a{display:block;padding:10px 12px;border-radius:8px;color:var(--text-dim);font-weight:600;margin-bottom:2px}.nav a:hover,.nav a.active{background:var(--bg-3);color:var(--text)}.sidebar .foot{margin-top:auto;font-size:12px;color:var(--text-dim);padding:10px}.sidebar .foot button{background:none;border:1px solid var(--border);color:var(--text-dim);border-radius:8px;padding:6px 10px;width:100%;margin-top:8px}.main{flex:1;padding:26px 30px;max-width:1200px}h1{font-size:22px;margin:0 0 4px}.sub{color:var(--text-dim);margin:0 0 22px}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}.card{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.card h3{margin:0 0 2px;font-size:16px}.card .muted{color:var(--text-dim);font-size:13px}.row{display:flex;align-items:center;gap:10px}.spread{justify-content:space-between}.kv{display:flex;justify-content:space-between;padding:5px 0;border-bottom:1px dashed var(--border)}.kv:last-child{border:none}.kv span:first-child{color:var(--text-dim)}.badge{padding:3px 9px;border-radius:20px;font-size:12px;font-weight:700}.badge.buy,.badge.auto,.badge.pending,.badge.open{background:#2ea04326;color:var(--green)}.badge.sell,.badge.failed,.badge.canceled{background:#e5534b26;color:var(--red)}.badge.hold,.badge.confirm,.badge.awaiting_confirm{background:#f5b30126;color:var(--accent)}.badge.consumed,.badge.expired,.badge.closed{background:#8b949e26;color:var(--text-dim)}.badge.on{background:#4c8dff26;color:var(--blue)}.badge.off{background:#8b949e26;color:var(--text-dim)}.btn{border:1px solid var(--border);background:var(--bg-3);color:var(--text);border-radius:8px;padding:8px 14px;font-weight:600}.btn:hover{border-color:var(--blue)}.btn.primary{background:var(--accent);color:#1a1300;border:none}.btn.green{background:var(--green);color:#fff;border:none}.btn.red{background:var(--red);color:#fff;border:none}.btn.sm{padding:5px 10px;font-size:12px}.btn:disabled{opacity:.5;cursor:default}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--border);font-size:13px}th{color:var(--text-dim);font-weight:600}tr:hover td{background:var(--bg-2)}label{display:block;font-size:12px;color:var(--text-dim);margin:10px 0 4px}input,select{width:100%;background:var(--bg);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:9px 10px;font-size:14px}.toggle{display:inline-flex;border:1px solid var(--border);border-radius:8px;overflow:hidden}.toggle button{background:var(--bg);color:var(--text-dim);border:none;padding:6px 12px;font-weight:600}.toggle button.sel{background:var(--blue);color:#fff}.login{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;gap:18px}.login .logo{font-size:40px;font-weight:800}.login .logo span{color:var(--accent)}.gbtn{display:inline-flex;align-items:center;gap:10px;background:#fff;color:#1f1f1f;border:none;border-radius:10px;padding:12px 22px;font-weight:700;font-size:15px}.err{color:var(--red)}.empty{color:var(--text-dim);padding:40px;text-align:center}.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:16px}.spinner{color:var(--text-dim);padding:30px}.mono{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:12px;white-space:pre-wrap;word-break:break-word}.modal-bg{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:10}.modal{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius);padding:24px;width:440px;max-height:86vh;overflow:auto}