:root{--bg-deep:#0b0d10;--bg-panel:#111318;--bg-hover:#181b21;--border:#252a31;--spx-color:#e8e8e8;--gold-color:#d4a418;--ytm-color:#5c8aff;--text-primary:#e5e7eb;--text-secondary:#9ca3af;--text-muted:#6b7280;--font-mono:"JetBrains Mono", "Fira Code", monospace;--font-sans:"Inter", system-ui, -apple-system, sans-serif}*{box-sizing:border-box}html,body{background:var(--bg-deep);width:100%;height:100%;color:var(--text-primary);font-family:var(--font-sans);margin:0;padding:0;font-size:14px;overflow:hidden}.pro-body{flex-direction:column;display:flex}.pro-app{grid-template:"header header""controls controls""chart chart"1fr"probe probe""slider slider"/1fr auto;width:100%;height:100vh;display:grid;position:relative}.pro-loading{z-index:9999;background:var(--bg-deep);font-family:var(--font-mono);color:var(--text-muted);letter-spacing:.05em;justify-content:center;align-items:center;font-size:14px;display:flex;position:fixed;inset:0}.pro-loading.hidden{display:none}.loading-error{color:#ef4444;text-align:center}.pro-header-wrapper{border-bottom:1px solid var(--border);background:var(--bg-panel);grid-area:header}.pro-header{justify-content:space-between;align-items:center;gap:16px;padding:10px 20px;display:flex}.back-link{color:var(--text-muted);font-size:12px;font-family:var(--font-mono);white-space:nowrap;text-decoration:none;transition:color 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text{display:none}.value-label{text-shadow:0 1px 3px #000c}.pro-chart-wrapper{cursor:crosshair;touch-action:none;grid-area:chart;position:relative;overflow:hidden}.pro-chart{width:100%;height:100%}.pro-chart-svg{display:block}.pro-chart-svg .axis text{fill:var(--text-muted);font-size:13px;font-family:var(--font-mono)}.pro-chart-svg .axis path,.pro-chart-svg .axis line{stroke:#ffffff14}.pro-chart-svg .grid line{stroke:#ffffff0d;stroke-dasharray:1 3}.pro-chart-svg .axis-y text{text-anchor:end}.event-marker{pointer-events:all}.event-anchor,.event-leader,.event-label{pointer-events:none}.event-label-bg,.event-hit{pointer-events:all}.event-label{font-weight:500}.event-label tspan:first-child{font-family:var(--font-mono)}.crosshair-line,.crosshair-dot,.crosshair-label{pointer-events:none}.density-hint{border:1px solid var(--border);font-family:var(--font-sans);color:var(--text-secondary);cursor:pointer;z-index:50;background:#0d0f12e6;border-radius:3px;align-items:center;gap:6px;padding:5px 10px;font-size:11px;transition:all .2s;display:none;position:absolute;top:10px;left:auto;right:20px}.density-hint:hover{border-color:var(--text-secondary);color:var(--text-primary)}.density-dot{background:var(--gold-color);border-radius:50%;width:6px;height:6px}#pro-info-card{z-index:120;pointer-events:auto;display:none;position:absolute}.pro-card-inner{border:1px solid var(--border);width:100%;color:var(--text-primary);background:#0d0f12f5;border-radius:6px;padding:16px;position:relative;box-shadow:0 8px 32px #0009}.pro-card-close{border:1px solid var(--border);width:22px;height:22px;color:var(--text-muted);cursor:pointer;background:0 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