:root{--bg-primary: #0b0f19;--bg-secondary: #131b2e;--bg-card: rgba(22, 33, 56, .7);--border-color: rgba(255, 255, 255, .1);--accent-cyan: #00f2fe;--accent-blue: #4facfe;--accent-green: #10b981;--accent-orange: #f59e0b;--accent-red: #ef4444;--text-main: #f8fafc;--text-muted: #94a3b8;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", monospace;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-main);font-family:var(--font-sans);overflow-x:hidden;-webkit-font-smoothing:antialiased}.app-container{display:flex;height:100vh;width:100vw;overflow:hidden}.top-navbar{height:56px;background:var(--bg-secondary);border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;padding:0 20px;z-index:10}.brand-badge{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.25rem;letter-spacing:-.5px;background:linear-gradient(135deg,var(--accent-cyan),var(--accent-blue));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.canvas-wrapper{flex:1;position:relative;background:radial-gradient(circle at center,#111a2f,#080c14);display:flex;justify-content:center;align-items:center;overflow:auto;-webkit-user-select:none;user-select:none}.canvas-viewport{position:relative;box-shadow:0 20px 50px #0009;border:1px solid var(--border-color);border-radius:var(--radius-sm);background-color:#0f172a}.floating-toolbar{position:absolute;top:20px;left:50%;transform:translate(-50%);background:#131b2ed9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:6px 12px;display:flex;gap:8px;z-index:20;box-shadow:0 10px 30px #0006}.tool-btn{background:transparent;border:none;color:var(--text-muted);padding:8px 12px;border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;gap:6px;font-size:.85rem;font-weight:500;transition:all .2s ease}.tool-btn:hover{color:var(--text-main);background:#ffffff0d}.tool-btn.active{background:linear-gradient(135deg,#00f2fe33,#4facfe33);color:var(--accent-cyan);border:1px solid rgba(0,242,254,.3)}.sidebar{width:380px;background:var(--bg-secondary);border-left:1px solid var(--border-color);display:flex;flex-direction:column;overflow-y:auto;z-index:10}.sidebar-section{padding:16px 20px;border-bottom:1px solid var(--border-color)}.section-title{font-size:.8rem;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);margin-bottom:12px;display:flex;align-items:center;justify-content:space-between}.form-group{margin-bottom:12px}.form-label{display:block;font-size:.8rem;color:var(--text-muted);margin-bottom:6px}.form-input,.form-select{width:100%;padding:8px 12px;background:#00000040;border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-main);font-size:.9rem;font-family:inherit;transition:border-color .2s ease}.form-input:focus,.form-select:focus{outline:none;border-color:var(--accent-cyan)}.btn-primary{width:100%;padding:10px 16px;background:linear-gradient(135deg,var(--accent-cyan),var(--accent-blue));border:none;border-radius:var(--radius-sm);color:#0b0f19;font-weight:600;font-size:.9rem;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:transform .15s ease,filter .2s ease}.btn-primary:hover{filter:brightness(1.1);transform:translateY(-1px)}.btn-secondary{padding:8px 14px;background:#ffffff0f;border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-main);font-size:.85rem;cursor:pointer;transition:all .2s ease}.btn-secondary:hover{background:#ffffff1a}.heatmap-legend{position:absolute;bottom:24px;left:24px;background:#131b2ed9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:12px 16px;display:flex;flex-direction:column;gap:6px;z-index:20}.legend-bar{width:180px;height:12px;border-radius:4px;background:linear-gradient(to right,#ef4444,#f97316,#eab308,#84cc16,#10b981)}.legend-labels{display:flex;justify-content:space-between;font-size:.75rem;color:var(--text-muted);font-family:var(--font-mono)}.metric-chip{background:#0003;border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:10px;display:flex;flex-direction:column;gap:4px}.metric-val{font-size:1.25rem;font-weight:700;font-family:var(--font-mono);color:var(--accent-cyan)}.metric-lbl{font-size:.75rem;color:var(--text-muted)}