*{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary: #0d0d1a;--bg-secondary: #1a1a2e;--bg-tertiary: #252540;--text-primary: #e0e0e0;--text-secondary: #a0a0b0;--text-muted: #606070;--green: #00c853;--red: #ff1744;--blue: #2196f3;--orange: #ff9800;--border: #2a2a3e}body{font-family:JetBrains Mono,Fira Code,Consolas,monospace;background:var(--bg-primary);color:var(--text-primary);line-height:1.4;font-size:13px}h3{font-size:14px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:1px;margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--border)}h4{font-size:12px;color:var(--text-muted);margin:10px 0 6px}.muted{color:var(--text-muted);font-style:italic}.positive{color:var(--green)}.negative{color:var(--red)}.spike-up{animation:pulse-green .5s}.spike-down{animation:pulse-red .5s}@keyframes pulse-green{0%{background:#00c8534d}to{background:transparent}}@keyframes pulse-red{0%{background:#ff17444d}to{background:transparent}}.app{display:grid;grid-template-columns:280px 1fr 300px;grid-template-rows:auto 1fr;height:100vh;gap:1px;background:var(--border)}.app.app-backtest{grid-template-columns:1fr}.app-header{grid-column:1 / -1;background:var(--bg-secondary);padding:10px 20px;display:flex;align-items:center;justify-content:space-between}.app-nav{display:flex;gap:4px}.nav-btn{background:var(--bg-tertiary);border:1px solid var(--border);color:var(--text-muted);padding:6px 16px;border-radius:4px;cursor:pointer;font-family:inherit;font-size:13px;font-weight:600}.nav-btn.active{background:var(--blue);color:#fff;border-color:var(--blue)}.nav-btn:hover:not(.active){background:var(--border)}.app-header h1{font-size:16px;font-weight:600;color:var(--blue)}.connection-status{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-muted)}.status-dot{width:8px;height:8px;border-radius:50%;background:var(--red)}.status-dot.connected{background:var(--green)}.panel-left{background:var(--bg-secondary);padding:16px;overflow-y:auto}.panel-center{background:var(--bg-primary);padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:16px}.panel-right{background:var(--bg-secondary);padding:16px;overflow-y:auto}.chart-container{background:var(--bg-secondary);border-radius:4px;padding:12px}.chart-header{display:flex;align-items:center;gap:8px;margin-bottom:8px}.chart-ranges{display:flex;gap:2px;flex:1;justify-content:center}.range-btn{background:var(--bg-tertiary);border:1px solid var(--border);color:var(--text-muted);padding:2px 6px;border-radius:3px;cursor:pointer;font-family:inherit;font-size:10px}.range-btn.active{background:var(--blue);color:#fff;border-color:var(--blue)}.range-btn:hover:not(.active){background:var(--border)}.chart-loading{color:var(--text-muted);font-size:11px}.chart-symbol{font-weight:700;color:var(--blue)}.chart-price{font-weight:600;font-size:14px}.crypto-row{display:flex;align-items:center;justify-content:space-between;padding:8px;border-radius:4px;transition:background .3s}.crypto-row:hover{background:var(--bg-tertiary)}.crypto-symbol{font-weight:700;width:50px}.crypto-price{font-weight:600;flex:1;text-align:right;margin-right:8px}.crypto-source{font-size:10px;color:var(--text-muted);width:70px;text-align:right}.portfolio-summary{display:flex;flex-direction:column;gap:8px}.stat-box{display:flex;justify-content:space-between;padding:6px 0}.stat-label{color:var(--text-muted)}.stat-value{font-weight:700}.position-row,.trade-row{display:flex;justify-content:space-between;padding:4px 0;font-size:12px}.trade-reason{background:var(--bg-tertiary);padding:1px 6px;border-radius:3px;font-size:10px;color:var(--text-muted)}.stats-row{display:flex;gap:12px;padding:8px 0;font-size:11px;color:var(--text-muted);border-top:1px solid var(--border);margin-top:8px}.heatmap-label{font-size:11px;font-weight:600;display:flex;align-items:center;justify-content:center}.heatmap-cell{display:flex;align-items:center;justify-content:center;font-size:10px;padding:6px;border-radius:2px;color:#fff;font-weight:600}.control-row{display:flex;flex-direction:column;gap:4px;margin-bottom:12px}.control-row label{font-size:12px;color:var(--text-secondary)}.control-row input[type=range]{width:100%;accent-color:var(--blue)}.toggle{padding:6px 16px;border:1px solid var(--border);background:var(--bg-tertiary);color:var(--text-primary);border-radius:4px;cursor:pointer;font-family:inherit;font-weight:700}.toggle.active{background:var(--green);color:#000;border-color:var(--green)}.page-backtest{grid-column:1 / -1;overflow-y:auto}.bt-layout{display:grid;grid-template-columns:280px 1fr;height:calc(100vh - 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