:root{--primary: #00ffff;--secondary: #ff00ff;--success: #00ff88;--danger: #ff4466;--dark: #0a0a14;--darker: #050508;--light: #f0f0f0;--border: #1a1a2e}*{margin:0;padding:0;box-sizing:border-box}body{background:var(--dark);color:var(--light);font-family:JetBrains Mono,monospace;font-size:14px}.signup-container,.dashboard{max-width:1200px;margin:0 auto;padding:20px}.card{background:var(--border);border:1px solid var(--primary);border-radius:8px;padding:30px;margin-bottom:20px;box-shadow:0 0 20px #00ffff1a}.card h1{font-size:28px;margin-bottom:10px;color:var(--primary);text-shadow:0 0 10px var(--primary)}.card h3{color:var(--primary);margin-bottom:15px}.card p{opacity:.8}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;color:var(--primary);font-weight:600}.form-group input{width:100%;padding:12px;background:var(--darker);border:1px solid var(--border);color:var(--light);border-radius:4px;font-family:inherit;transition:all .3s}.form-group input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 10px #00ffff4d}.btn{padding:10px 20px;border:1px solid var(--primary);border-radius:4px;cursor:pointer;font-family:inherit;font-size:12px;text-transform:uppercase;font-weight:600;transition:all .3s;background:transparent}.btn-primary{color:var(--dark);background:var(--primary);border-color:var(--primary)}.btn-primary:hover{box-shadow:0 0 20px var(--primary)}.btn-secondary{color:var(--primary);background:transparent;border-color:var(--primary)}.btn-secondary:hover{background:#00ffff1a}.btn-success{color:var(--dark);background:var(--success);border-color:var(--success)}.btn-danger{color:var(--dark);background:var(--danger);border-color:var(--danger)}.btn-block{width:100%}.btn:disabled{opacity:.5;cursor:not-allowed}.error-message{background:#f463;color:var(--danger);padding:12px;border-radius:4px;margin-bottom:20px;border-left:3px solid var(--danger)}.success-card{border-color:var(--success);box-shadow:0 0 20px #00ff881a}.success-card h1{color:var(--success);text-shadow:0 0 10px var(--success)}.info-box,.warning-box{background:#0000004d;border-left:3px solid var(--primary);padding:15px;margin:20px 0;border-radius:4px}.warning-box{border-left-color:var(--danger)}.info-section{margin:20px 0}.info-item{display:flex;align-items:center;gap:10px;margin:10px 0;padding:10px;background:#0003;border-radius:4px}.info-item label{color:var(--primary);min-width:120px}.info-item code{flex:1;overflow:auto;font-family:Courier New,monospace}.info-item button{padding:5px 10px;font-size:11px}.dashboard-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid var(--border)}.dashboard-header h1{font-size:32px;color:var(--primary);text-shadow:0 0 10px var(--primary)}.subtitle{font-size:12px;opacity:.6;margin-top:5px}.header-controls{display:flex;gap:20px;align-items:center}.header-controls label{color:var(--light);cursor:pointer;display:flex;align-items:center;gap:8px}.health-banner{padding:15px;margin-bottom:20px;border-radius:4px;display:flex;justify-content:space-between;align-items:center;gap:20px}.health-banner.healthy{background:#00ff881a;border:1px solid var(--success);color:var(--success)}.health-banner.unhealthy{background:#ff44661a;border:1px solid var(--danger);color:var(--danger)}.summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-bottom:30px}.summary-card{background:var(--border);border:1px solid var(--border);border-radius:8px;padding:20px;text-align:center}.summary-card h3{color:var(--primary);font-size:12px;text-transform:uppercase;margin-bottom:15px;opacity:.8}.summary-card .value{font-size:28px;font-weight:700;color:var(--primary);margin-bottom:10px}.summary-card .value.positive{color:var(--success)}.summary-card .value.negative{color:var(--danger)}.summary-card p{font-size:11px;opacity:.6}table{width:100%;border-collapse:collapse;margin-bottom:20px}table thead{border-bottom:2px solid var(--border)}table th{padding:12px;text-align:left;color:var(--primary);font-weight:600;text-transform:uppercase;font-size:11px}table td{padding:12px;border-bottom:1px solid var(--border)}table tr:hover{background:#00ffff0d}table .positive{color:var(--success)}table .negative{color:var(--danger)}.positions-section,.trades-section,.trading-controls,.settings-section{background:var(--border);border:1px solid var(--border);border-radius:8px;padding:20px;margin-bottom:20px}.positions-section h2,.trades-section h2,.trading-controls h3,.settings-section h2{color:var(--primary);margin-bottom:20px;padding-bottom:10px;border-bottom:1px solid var(--border)}.empty{color:var(--light);opacity:.6;text-align:center;padding:40px 20px}.button-group{display:flex;gap:10px;flex-wrap:wrap}.loading{display:flex;align-items:center;justify-content:center;height:100vh;font-size:18px;color:var(--primary)}.error{display:flex;align-items:center;justify-content:center;height:100vh;font-size:18px;color:var(--danger)}@media (max-width: 768px){.summary-grid{grid-template-columns:1fr}.dashboard-header{flex-direction:column;align-items:flex-start}.header-controls{width:100%;flex-direction:column}table{font-size:12px}table th,table td{padding:8px}.button-group{flex-direction:column}.button-group .btn{width:100%}}