fix: redesign earth hud interactions and legend behavior

frontend/public/earth/js/cables.js

@@ -6,6 +6,7 @@ import { CONFIG, CABLE_COLORS, PATHS, CABLE_STATE } from "./constants.js";
 import { latLonToVector3 } from "./utils.js";
 import { updateEarthStats, showStatusMessage } from "./ui.js";
 import { showInfoCard } from "./info-card.js";
+import { setLegendMode } from "./legend.js";
 
 export let cableLines = [];
 export let landingPoints = [];
@@ -383,6 +384,7 @@ export function handleCableClick(cable) {
   lockedCable = cable;
 
   const data = cable.userData;
+  setLegendMode("cables");
   showInfoCard("cable", {
     name: data.name,
     owner: data.owner,