:root{--bg: #0f172a;--glass: rgba(255, 255, 255, .05);--border: rgba(255, 255, 255, .1);--accent: #38bdf8;--success: #10b981;--danger: #ef4444;--text-primary: #f8fafc;--text-secondary: #94a3b8}*{box-sizing:border-box;margin:0;padding:0}body{margin:0;font-family:Outfit,sans-serif;background:var(--bg);color:#fff;padding:2rem;min-height:100vh;-webkit-font-smoothing:antialiased}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.dashboard-grid{display:grid;grid-template-columns:2fr 1fr;gap:1.5rem}.card{background:var(--glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border);border-radius:1.5rem;padding:1.5rem}.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;margin-bottom:1.5rem}.stat-card h3{color:#94a3b8;font-size:.875rem;margin:0 0 .5rem;font-weight:400}.stat-card .value{font-size:1.75rem;font-weight:600}.stat-card .value.positive{color:var(--success)}.stat-card .value.negative{color:var(--danger)}.log-container{height:400px;background:#0000004d;border-radius:1rem;padding:1rem;font-family:Courier New,Courier,monospace;font-size:.85rem;overflow-y:auto;color:#d1d5db;border:1px solid var(--border)}.log-entry{margin-bottom:.25rem;border-left:2px solid transparent;padding-left:.5rem}.log-entry.info{border-left-color:var(--accent)}.log-entry.success{color:var(--success);border-left-color:var(--success)}.log-entry.error{color:var(--danger);border-left-color:var(--danger)}.controls{display:flex;gap:1rem;margin-top:1.5rem}.btn{padding:.75rem 1.5rem;border-radius:.75rem;font-weight:600;cursor:pointer;border:none;transition:all .3s;font-size:.875rem;display:flex;align-items:center;gap:.5rem}.btn-start{background:var(--success);color:#fff}.btn-stop{background:var(--danger);color:#fff}.btn:disabled{opacity:.5;cursor:not-allowed}.signal-indicator{display:inline-block;padding:.25rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:600;text-transform:uppercase}.buy{background:#10b98133;color:var(--success)}.sell{background:#ef444433;color:var(--danger)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#fff3}.tab-container{display:flex;gap:1rem;margin-bottom:2rem}.tab-btn{background:transparent;border:none;color:var(--text-secondary);font-size:.875rem;font-weight:500;cursor:pointer;padding-bottom:.5rem;border-bottom:2px solid transparent}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}