Tighten fit-view padding (nodes 20→10, viewport buffer 20→10)

Author: milanofthe

src/lib/components/FlowUpdater.svelte

@@ -65,7 +65,7 @@
 		}
 
 		// Add some padding around the nodes themselves
-		const nodePadding = 20;
+		const nodePadding = 10;
 		minX -= nodePadding;
 		minY -= nodePadding;
 		maxX += nodePadding;

src/routes/+page.svelte

@@ -380,20 +380,20 @@
 
 		// Right panels: Code Editor or Simulation (Properties)
 		const rightPanelWidth = showCodeEditor ? codeEditorWidth : showProperties ? propertiesPanelWidth : 0;
-		const rightPx = (rightPanelWidth > 0 ? rightPanelWidth + PANEL_GAP : 0) + 20; // 20px extra buffer
+		const rightPx = (rightPanelWidth > 0 ? rightPanelWidth + PANEL_GAP : 0) + 10;
 
 		// Bottom panels: Plot and Console - only use heights of panels that are actually open
-		let bottomPx = 20;
+		let bottomPx = 10;
 		if (showPlot && showConsole) {
-			bottomPx = Math.max(plotPanelHeight, consolePanelHeight) + PANEL_GAP + 20;
+			bottomPx = Math.max(plotPanelHeight, consolePanelHeight) + PANEL_GAP + 10;
 		} else if (showPlot) {
-			bottomPx = plotPanelHeight + PANEL_GAP + 20;
+			bottomPx = plotPanelHeight + PANEL_GAP + 10;
 		} else if (showConsole) {
-			bottomPx = consolePanelHeight + PANEL_GAP + 20;
+			bottomPx = consolePanelHeight + PANEL_GAP + 10;
 		}
 
 		// Top: Navigation bar
-		const topPx = NAV_HEIGHT + 20; // 20px extra buffer
+		const topPx = NAV_HEIGHT + 10;
 
 		setFitViewPadding({
 			top: topPx,