diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 26cd436..f6cb45d 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -963,40 +963,6 @@
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@@ -2580,13 +2530,16 @@
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@@ -2678,13 +2649,16 @@
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+      "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-x64-musl/-/rollup-linux-x64-musl-4.60.1.tgz",
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       "cpu": [
         "x64"
       ],
       "dev": true,
+      "libc": [
+        "musl"
+      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -2748,9 +2734,9 @@
       ]
     },
     "node_modules/@rollup/rollup-openbsd-x64": {
-      "version": "4.62.0",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-openbsd-x64/-/rollup-openbsd-x64-4.62.0.tgz",
-      "integrity": "sha512-3oVS7FLGa4U1qcvao9ylGxrjXZyUQqR8UwxEcnUEyPX53O/C/mKDZegNXTdHCP+h3e6ta/f1EN38Yif1mmZHYg==",
+      "version": "4.60.1",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-openbsd-x64/-/rollup-openbsd-x64-4.60.1.tgz",
+      "integrity": "sha512-cl0w09WsCi17mcmWqqglez9Gk8isgeWvoUZ3WiJFYSR3zjBQc2J5/ihSjpl+VLjPqjQ/1hJRcqBfLjssREQILw==",
       "cpu": [
         "x64"
       ],
@@ -2762,9 +2748,9 @@
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-      "version": "4.62.0",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-openharmony-arm64/-/rollup-openharmony-arm64-4.62.0.tgz",
-      "integrity": "sha512-yTB9TgfWj5wHe5QgktAgXTLLot1gvEjl1NiPPAUiCs4oPrIWFl5V4nC3GrkNdj9LaAU4s94nVrGbGOCqUpyWsg==",
+      "version": "4.60.1",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-openharmony-arm64/-/rollup-openharmony-arm64-4.60.1.tgz",
+      "integrity": "sha512-4Cv23ZrONRbNtbZa37mLSueXUCtN7MXccChtKpUnQNgF010rjrjfHx3QxkS2PI7LqGT5xXyYs1a7LbzAwT0iCA==",
       "cpu": [
         "arm64"
       ],
@@ -2776,9 +2762,9 @@
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     },
     "node_modules/@rollup/rollup-win32-arm64-msvc": {
-      "version": "4.62.0",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-arm64-msvc/-/rollup-win32-arm64-msvc-4.62.0.tgz",
-      "integrity": "sha512-5LOhoaesY3doG1c+ac/2JtgREpKoJr5bUHH8tKY0V8di7+uSV6BwLs2PlR0/yzefGOkR+wE7ZolZphHCsyG5Rw==",
+      "version": "4.60.1",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-arm64-msvc/-/rollup-win32-arm64-msvc-4.60.1.tgz",
+      "integrity": "sha512-i1okWYkA4FJICtr7KpYzFpRTHgy5jdDbZiWfvny21iIKky5YExiDXP+zbXzm3dUcFpkEeYNHgQ5fuG236JPq0g==",
       "cpu": [
         "arm64"
       ],
@@ -2790,9 +2776,9 @@
       ]
     },
     "node_modules/@rollup/rollup-win32-ia32-msvc": {
-      "version": "4.62.0",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-ia32-msvc/-/rollup-win32-ia32-msvc-4.62.0.tgz",
-      "integrity": "sha512-yYkWHhmbhRTWTnWos5HC4GcPQfjlzzCNbM9e/+GXrLuaBXYA3qSDR9f0Vgufd5S8yX81U8jPKp7ZnAjZFMtRnw==",
+      "version": "4.60.1",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-ia32-msvc/-/rollup-win32-ia32-msvc-4.60.1.tgz",
+      "integrity": "sha512-u09m3CuwLzShA0EYKMNiFgcjjzwqtUMLmuCJLeZWjjOYA3IT2Di09KaxGBTP9xVztWyIWjVdsB2E9goMjZvTQg==",
       "cpu": [
         "ia32"
       ],
@@ -2804,9 +2790,9 @@
       ]
     },
     "node_modules/@rollup/rollup-win32-x64-gnu": {
-      "version": "4.62.0",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-x64-gnu/-/rollup-win32-x64-gnu-4.62.0.tgz",
-      "integrity": "sha512-SoTb6lPg25xZlA2ibwQ++ahCCnH+FP0qmEuafMJ4gznZKOlXioKEAeJLgCrqjM98ACziXM9V1amFjICVL4IFoA==",
+      "version": "4.60.1",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-x64-gnu/-/rollup-win32-x64-gnu-4.60.1.tgz",
+      "integrity": "sha512-k+600V9Zl1CM7eZxJgMyTUzmrmhB/0XZnF4pRypKAlAgxmedUA+1v9R+XOFv56W4SlHEzfeMtzujLJD22Uz5zg==",
       "cpu": [
         "x64"
       ],
@@ -2818,9 +2804,9 @@
       ]
     },
     "node_modules/@rollup/rollup-win32-x64-msvc": {
-      "version": "4.62.0",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-x64-msvc/-/rollup-win32-x64-msvc-4.62.0.tgz",
-      "integrity": "sha512-5L+T1fMX4RIEBoZzT0+sQ0PhTS36NULFmMXtl1TZo44TMAROIMHbZufSOjVWt/Y622BtxgxtaNOokbTDvfsrZA==",
+      "version": "4.60.1",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-x64-msvc/-/rollup-win32-x64-msvc-4.60.1.tgz",
+      "integrity": "sha512-lWMnixq/QzxyhTV6NjQJ4SFo1J6PvOX8vUx5Wb4bBPsEb+8xZ89Bz6kOXpfXj9ak9AHTQVQzlgzBEc1SyM27xQ==",
       "cpu": [
         "x64"
       ],
@@ -2872,13 +2858,6 @@
         "tailwindcss": "4.2.2"
       }
     },
-    "node_modules/@tailwindcss/node/node_modules/tailwindcss": {
-      "version": "4.2.2",
-      "resolved": "https://registry.npmjs.org/tailwindcss/-/tailwindcss-4.2.2.tgz",
-      "integrity": "sha512-KWBIxs1Xb6NoLdMVqhbhgwZf2PGBpPEiwOqgI4pFIYbNTfBXiKYyWoTsXgBQ9WFg/OlhnvHaY+AEpW7wSmFo2Q==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/@tailwindcss/oxide": {
       "version": "4.2.2",
       "resolved": "https://registry.npmjs.org/@tailwindcss/oxide/-/oxide-4.2.2.tgz",
@@ -2996,6 +2975,9 @@
         "arm64"
       ],
       "dev": true,
+      "libc": [
+        "glibc"
+      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3013,6 +2995,9 @@
         "arm64"
       ],
       "dev": true,
+      "libc": [
+        "musl"
+      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3030,6 +3015,9 @@
         "x64"
       ],
       "dev": true,
+      "libc": [
+        "glibc"
+      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3047,6 +3035,9 @@
         "x64"
       ],
       "dev": true,
+      "libc": [
+        "musl"
+      ],
       "license": "MIT",
       "optional": true,
       "os": [
@@ -3135,13 +3126,6 @@
         "vite": "^5.2.0 || ^6 || ^7 || ^8"
       }
     },
-    "node_modules/@tailwindcss/vite/node_modules/tailwindcss": {
-      "version": "4.2.2",
-      "resolved": "https://registry.npmjs.org/tailwindcss/-/tailwindcss-4.2.2.tgz",
-      "integrity": "sha512-KWBIxs1Xb6NoLdMVqhbhgwZf2PGBpPEiwOqgI4pFIYbNTfBXiKYyWoTsXgBQ9WFg/OlhnvHaY+AEpW7wSmFo2Q==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/@testing-library/dom": {
       "version": "10.4.1",
       "resolved": "https://registry.npmjs.org/@testing-library/dom/-/dom-10.4.1.tgz",
@@ -3279,17 +3263,6 @@
         "url": "https://github.com/sponsors/isaacs"
       }
     },
-    "node_modules/@tybys/wasm-util": {
-      "version": "0.10.2",
-      "resolved": "https://registry.npmjs.org/@tybys/wasm-util/-/wasm-util-0.10.2.tgz",
-      "integrity": "sha512-RoBvJ2X0wuKlWFIjrwffGw1IqZHKQqzIchKaadZZfnNpsAYp2mM0h36JtPCjNDAHGgYez/15uMBpfGwchhiMgg==",
-      "dev": true,
-      "license": "MIT",
-      "optional": true,
-      "dependencies": {
-        "tslib": "^2.4.0"
-      }
-    },
     "node_modules/@types/aria-query": {
       "version": "5.0.4",
       "resolved": "https://registry.npmjs.org/@types/aria-query/-/aria-query-5.0.4.tgz",
@@ -3418,9 +3391,9 @@
       "license": "MIT"
     },
     "node_modules/@types/estree": {
-      "version": "1.0.9",
-      "resolved": "https://registry.npmjs.org/@types/estree/-/estree-1.0.9.tgz",
-      "integrity": "sha512-GhdPgy1el4/ImP05X05Uw4cw2/M93BCUmnEvWZNStlCzEKME4Fkk+YpoA5OiHNQmoS7Cafb8Xa3Pya8m1Qrzeg==",
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/@types/estree/-/estree-1.0.8.tgz",
+      "integrity": "sha512-dWHzHa2WqEXI/O1E9OjrocMTKJl2mSrEolh1Iomrv6U+JuNwaHXsXx9bLu5gG7BUWFIN0skIQJQ/L1rIex4X6w==",
       "dev": true,
       "license": "MIT"
     },
@@ -6972,6 +6945,9 @@
         "arm64"
       ],
       "dev": true,
+      "libc": [
+        "glibc"
+      ],
       "license": "MPL-2.0",
       "optional": true,
       "os": [
@@ -6993,6 +6969,9 @@
         "arm64"
       ],
       "dev": true,
+      "libc": [
+        "musl"
+      ],
       "license": "MPL-2.0",
       "optional": true,
       "os": [
@@ -7014,6 +6993,9 @@
         "x64"
       ],
       "dev": true,
+      "libc": [
+        "glibc"
+      ],
       "license": "MPL-2.0",
       "optional": true,
       "os": [
@@ -7035,6 +7017,9 @@
         "x64"
       ],
       "dev": true,
+      "libc": [
+        "musl"
+      ],
       "license": "MPL-2.0",
       "optional": true,
       "os": [
@@ -7470,9 +7455,9 @@
       }
     },
     "node_modules/nanoid": {
-      "version": "3.3.12",
-      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.12.tgz",
-      "integrity": "sha512-ZB9RH/39qpq5Vu6Y+NmUaFhQR6pp+M2Xt76XBnEwDaGcVAqhlvxrl3B2bKS5D3NH3QR76v3aSrKaF/Kiy7lEtQ==",
+      "version": "3.3.11",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.11.tgz",
+      "integrity": "sha512-N8SpfPUnUp1bK+PMYW8qSWdl9U+wwNWI4QKxOYDy9JAro3WMX7p2OeVRF9v+347pnakNevPmiHhNmZ2HbFA76w==",
       "funding": [
         {
           "type": "github",
@@ -7903,9 +7888,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.15",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.15.tgz",
-      "integrity": "sha512-FfR8sjd4em2T6fb3I2MwAJU7HWVMr9zba+enmQeeWFfCbm+UOC/0X4DS8XtpUTMwWMGbjKYP7xjfNekzyGmB3A==",
+      "version": "8.5.14",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.14.tgz",
+      "integrity": "sha512-SoSL4+OSEtR99LHFZQiJLkT59C5B1amGO1NzTwj7TT1qCUgUO6hxOvzkOYxD+vMrXBM3XJIKzokoERdqQq/Zmg==",
       "funding": [
         {
           "type": "opencollective",
@@ -7922,7 +7907,7 @@
       ],
       "license": "MIT",
       "dependencies": {
-        "nanoid": "^3.3.12",
+        "nanoid": "^3.3.11",
         "picocolors": "^1.1.1",
         "source-map-js": "^1.2.1"
       },
@@ -8258,13 +8243,13 @@
       }
     },
     "node_modules/rollup": {
-      "version": "4.62.0",
-      "resolved": "https://registry.npmjs.org/rollup/-/rollup-4.62.0.tgz",
-      "integrity": "sha512-nc72Wgq62I7rtDV4izT5/aaS0zxy3kttkinf9586ApknY3jZO9NYsmtc24fUckA0X7Q2v+ML4a15pdUlV5V/jA==",
+      "version": "4.60.1",
+      "resolved": "https://registry.npmjs.org/rollup/-/rollup-4.60.1.tgz",
+      "integrity": "sha512-VmtB2rFU/GroZ4oL8+ZqXgSA38O6GR8KSIvWmEFv63pQ0G6KaBH9s07PO8XTXP4vI+3UJUEypOfjkGfmSBBR0w==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@types/estree": "1.0.9"
+        "@types/estree": "1.0.8"
       },
       "bin": {
         "rollup": "dist/bin/rollup"
@@ -8274,31 +8259,31 @@
         "npm": ">=8.0.0"
       },
       "optionalDependencies": {
-        "@rollup/rollup-android-arm-eabi": "4.62.0",
-        "@rollup/rollup-android-arm64": "4.62.0",
-        "@rollup/rollup-darwin-arm64": "4.62.0",
-        "@rollup/rollup-darwin-x64": "4.62.0",
-        "@rollup/rollup-freebsd-arm64": "4.62.0",
-        "@rollup/rollup-freebsd-x64": "4.62.0",
-        "@rollup/rollup-linux-arm-gnueabihf": "4.62.0",
-        "@rollup/rollup-linux-arm-musleabihf": "4.62.0",
-        "@rollup/rollup-linux-arm64-gnu": "4.62.0",
-        "@rollup/rollup-linux-arm64-musl": "4.62.0",
-        "@rollup/rollup-linux-loong64-gnu": "4.62.0",
-        "@rollup/rollup-linux-loong64-musl": "4.62.0",
-        "@rollup/rollup-linux-ppc64-gnu": "4.62.0",
-        "@rollup/rollup-linux-ppc64-musl": "4.62.0",
-        "@rollup/rollup-linux-riscv64-gnu": "4.62.0",
-        "@rollup/rollup-linux-riscv64-musl": "4.62.0",
-        "@rollup/rollup-linux-s390x-gnu": "4.62.0",
-        "@rollup/rollup-linux-x64-gnu": "4.62.0",
-        "@rollup/rollup-linux-x64-musl": "4.62.0",
-        "@rollup/rollup-openbsd-x64": "4.62.0",
-        "@rollup/rollup-openharmony-arm64": "4.62.0",
-        "@rollup/rollup-win32-arm64-msvc": "4.62.0",
-        "@rollup/rollup-win32-ia32-msvc": "4.62.0",
-        "@rollup/rollup-win32-x64-gnu": "4.62.0",
-        "@rollup/rollup-win32-x64-msvc": "4.62.0",
+        "@rollup/rollup-android-arm-eabi": "4.60.1",
+        "@rollup/rollup-android-arm64": "4.60.1",
+        "@rollup/rollup-darwin-arm64": "4.60.1",
+        "@rollup/rollup-darwin-x64": "4.60.1",
+        "@rollup/rollup-freebsd-arm64": "4.60.1",
+        "@rollup/rollup-freebsd-x64": "4.60.1",
+        "@rollup/rollup-linux-arm-gnueabihf": "4.60.1",
+        "@rollup/rollup-linux-arm-musleabihf": "4.60.1",
+        "@rollup/rollup-linux-arm64-gnu": "4.60.1",
+        "@rollup/rollup-linux-arm64-musl": "4.60.1",
+        "@rollup/rollup-linux-loong64-gnu": "4.60.1",
+        "@rollup/rollup-linux-loong64-musl": "4.60.1",
+        "@rollup/rollup-linux-ppc64-gnu": "4.60.1",
+        "@rollup/rollup-linux-ppc64-musl": "4.60.1",
+        "@rollup/rollup-linux-riscv64-gnu": "4.60.1",
+        "@rollup/rollup-linux-riscv64-musl": "4.60.1",
+        "@rollup/rollup-linux-s390x-gnu": "4.60.1",
+        "@rollup/rollup-linux-x64-gnu": "4.60.1",
+        "@rollup/rollup-linux-x64-musl": "4.60.1",
+        "@rollup/rollup-openbsd-x64": "4.60.1",
+        "@rollup/rollup-openharmony-arm64": "4.60.1",
+        "@rollup/rollup-win32-arm64-msvc": "4.60.1",
+        "@rollup/rollup-win32-ia32-msvc": "4.60.1",
+        "@rollup/rollup-win32-x64-gnu": "4.60.1",
+        "@rollup/rollup-win32-x64-msvc": "4.60.1",
         "fsevents": "~2.3.2"
       }
     },
@@ -8871,9 +8856,9 @@
       }
     },
     "node_modules/tailwindcss": {
-      "version": "4.3.1",
-      "resolved": "https://registry.npmjs.org/tailwindcss/-/tailwindcss-4.3.1.tgz",
-      "integrity": "sha512-hk+TB1m+K8CYNrP6rjQaq/Y+4Zylwpa87mLYBKCunwnnQ9p+fHb7kmSfGqyEJoxF/O6CDyABWVFEafNSYKll+Q==",
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/tailwindcss/-/tailwindcss-4.2.2.tgz",
+      "integrity": "sha512-KWBIxs1Xb6NoLdMVqhbhgwZf2PGBpPEiwOqgI4pFIYbNTfBXiKYyWoTsXgBQ9WFg/OlhnvHaY+AEpW7wSmFo2Q==",
       "dev": true,
       "license": "MIT"
     },
@@ -8915,14 +8900,14 @@
       }
     },
     "node_modules/tinyglobby": {
-      "version": "0.2.17",
-      "resolved": "https://registry.npmjs.org/tinyglobby/-/tinyglobby-0.2.17.tgz",
-      "integrity": "sha512-wXR/dYpcqKmfWpEdZjiKJOwCNFndD0DMnrW/cYjVGttEkBfVgcLFHoNrlj47mjOVic9yyNu65alsgF4NQyTa2g==",
+      "version": "0.2.15",
+      "resolved": "https://registry.npmjs.org/tinyglobby/-/tinyglobby-0.2.15.tgz",
+      "integrity": "sha512-j2Zq4NyQYG5XMST4cbs02Ak8iJUdxRM0XI5QyxXuZOzKOINmWurp3smXu3y5wDcJrptwpSjgXHzIQxR0omXljQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
         "fdir": "^6.5.0",
-        "picomatch": "^4.0.4"
+        "picomatch": "^4.0.3"
       },
       "engines": {
         "node": ">=12.0.0"
diff --git a/frontend/src/components/canvas/edges/index.tsx b/frontend/src/components/canvas/edges/index.tsx
index 9205d2e..bae77b8 100644
--- a/frontend/src/components/canvas/edges/index.tsx
+++ b/frontend/src/components/canvas/edges/index.tsx
@@ -9,7 +9,7 @@ import {
   type EdgeProps,
   type Edge,
 } from '@xyflow/react'
-import type { EdgeData, EdgeType, NodeData, Waypoint } from '@/types'
+import type { EdgeData, EdgeType, Waypoint } from '@/types'
 import { useThemeStore } from '@/stores/themeStore'
 import { useCanvasStore } from '@/stores/canvasStore'
 import { THEMES } from '@/utils/themes'
@@ -22,13 +22,6 @@ function getVlanColor(vlanId?: number): string {
   return VLAN_COLORS[vlanId % VLAN_COLORS.length]
 }
 
-function getLqiColor(lqi: number): string {
-  if (lqi >= 200) return '#00cc00'
-  if (lqi >= 150) return '#88cc00'
-  if (lqi >= 100) return '#ffaa00'
-  return '#ff3300'
-}
-
 // ── Waypoint drag handle ─────────────────────────────────────────────────────
 
 interface WaypointHandleProps {
@@ -296,8 +289,7 @@ export function HomelableEdge({ id, source, target, sourceHandleId, targetHandle
   const activeTheme = useThemeStore((s) => s.activeTheme)
   const theme = THEMES[activeTheme]
   const sourceType = useStore((s) => s.nodeLookup.get(source)?.type)
-  const targetNode = useStore((s) => s.nodeLookup.get(target))
-  const targetType = targetNode?.type
+  const targetType = useStore((s) => s.nodeLookup.get(target)?.type)
   const isBidirectional = sourceType === 'proxmox' && targetType === 'proxmox'
 
   const waypoints: Waypoint[] = Array.isArray(data?.waypoints) && data.waypoints.length > 0
@@ -323,8 +315,6 @@ export function HomelableEdge({ id, source, target, sourceHandleId, targetHandle
 
   const edgeType: EdgeType = data?.type ?? 'ethernet'
   const edgeColors = theme.colors.edgeColors
-  const highlightedPath = useCanvasStore((s) => s.highlightedPath)
-  const isHighlighted = highlightedPath.includes(id)
 
   const BASE_STYLES: Record<EdgeType, React.CSSProperties> = {
     ethernet: { stroke: edgeColors.ethernet, strokeWidth: 2 },
@@ -338,36 +328,15 @@ export function HomelableEdge({ id, source, target, sourceHandleId, targetHandle
   }
 
   const customColor = data?.custom_color as string | undefined
-
-  // Derive LQI color from the target node's properties for iot edges
-  const lqiColor = (edgeType === 'iot' && targetNode?.data?.properties)
-    ? (() => {
-        const props = (targetNode.data as NodeData).properties ?? []
-        const lqiProp = props.find(
-          (p: { key: string; value: string }) => p.key === 'LQI'
-        )
-        if (lqiProp) {
-          const lqi = parseInt(lqiProp.value, 10)
-          if (!isNaN(lqi)) return getLqiColor(lqi)
-        }
-        return null
-      })()
-    : null
-
-  const pathHighlightColor = '#00d4ff'
-  const strokeColor: string = isHighlighted
-    ? pathHighlightColor
-    : selected
+  const strokeColor: string = selected
     ? theme.colors.edgeSelectedColor
-    : lqiColor
-    ?? customColor
+    : customColor
     ?? (edgeType === 'vlan' ? getVlanColor(data?.vlan_id as number | undefined) : (BASE_STYLES[edgeType].stroke as string ?? edgeColors.ethernet))
 
   const style: React.CSSProperties = {
     ...BASE_STYLES[edgeType],
     ...(edgeType === 'vlan' ? { stroke: getVlanColor(data?.vlan_id as number | undefined) } : {}),
     ...(customColor ? { stroke: customColor } : {}),
-    ...(isHighlighted ? { stroke: pathHighlightColor, strokeWidth: 3, filter: `drop-shadow(0 0 6px ${pathHighlightColor}aa)` } : {}),
     ...(selected ? { stroke: theme.colors.edgeSelectedColor, filter: `drop-shadow(0 0 4px ${theme.colors.edgeSelectedColor}88)` } : {}),
   }
 
diff --git a/frontend/src/components/panels/DetailPanel.tsx b/frontend/src/components/panels/DetailPanel.tsx
index 3864120..b75ff31 100644
--- a/frontend/src/components/panels/DetailPanel.tsx
+++ b/frontend/src/components/panels/DetailPanel.tsx
@@ -1,4 +1,4 @@
-import { createElement, useEffect, useRef, useState } from 'react'
+import { createElement, useRef, useState } from 'react'
 import { X, Edit, Trash2, ExternalLink, Plus, Pencil, Layers, Ungroup, Eye, EyeOff } from 'lucide-react'
 import { Button } from '@/components/ui/button'
 import { Input } from '@/components/ui/input'
@@ -9,8 +9,6 @@ import { getServiceUrl } from '@/utils/serviceUrl'
 import { splitIps } from '@/utils/maskIp'
 import { PROPERTY_ICONS, PROPERTY_ICON_NAMES, resolvePropertyIcon } from '@/utils/propertyIcons'
 import { formatTimestamp } from '@/utils/timeFormat'
-import { findZigbeePath } from '@/utils/zigbeePathfinding'
-import { isZigbeeType } from '@/utils/zigbeeProperties'
 import type { Node } from '@xyflow/react'
 
 interface DetailPanelProps {
@@ -24,7 +22,7 @@ type PropForm = { key: string; value: string; icon: string | null; visible: bool
 const EMPTY_PROP: PropForm = { key: '', value: '', icon: null, visible: true }
 
 export function DetailPanel({ onEdit }: DetailPanelProps) {
-  const { nodes, edges, selectedNodeId, selectedNodeIds, setSelectedNode, deleteNode, updateNode, snapshotHistory, createGroup, ungroup, removeFromGroup, setNodeSize, setHighlightedPath } = useCanvasStore()
+  const { nodes, selectedNodeId, selectedNodeIds, setSelectedNode, deleteNode, updateNode, snapshotHistory, createGroup, ungroup, removeFromGroup, setNodeSize } = useCanvasStore()
   const serviceStatuses = useCanvasStore((s) => s.serviceStatuses)
 
   const [addingForNode, setAddingForNode] = useState<string | null>(null)
@@ -43,25 +41,6 @@ export function DetailPanel({ onEdit }: DetailPanelProps) {
   // Multi-select panel
   const multiSelected = (selectedNodeIds ?? []).filter((id) => nodes.some((n) => n.id === id))
 
-  // Zigbee path highlighting: when a zigbee node is selected, compute
-  // the optimal route to the coordinator and highlight those edges.
-  useEffect(() => {
-    const targetNode = nodes.find((n) => n.id === selectedNodeId)
-    if (!targetNode || !isZigbeeType(targetNode.data.type)) {
-      setHighlightedPath([])
-      return
-    }
-
-    const coordinator = nodes.find((n) => n.data.type === 'zigbee_coordinator')
-    if (!coordinator) {
-      setHighlightedPath([])
-      return
-    }
-
-    const path = findZigbeePath(targetNode.id, coordinator.id, nodes, edges)
-    setHighlightedPath(path)
-  }, [selectedNodeId, nodes, edges, setHighlightedPath])
-
   if (multiSelected.length > 1) {
     return (
       <MultiSelectPanel
diff --git a/frontend/src/components/panels/__tests__/DetailPanel.test.tsx b/frontend/src/components/panels/__tests__/DetailPanel.test.tsx
index 06ddd8e..03b5982 100644
--- a/frontend/src/components/panels/__tests__/DetailPanel.test.tsx
+++ b/frontend/src/components/panels/__tests__/DetailPanel.test.tsx
@@ -37,8 +37,6 @@ function setupStore(nodeData: Partial<NodeData> = {}, serviceStatuses: Record<st
     createGroup: vi.fn(),
     ungroup: vi.fn(),
     setNodeSize: vi.fn(),
-    setHighlightedPath: vi.fn(),
-    edges: [],
     serviceStatuses,
   }
   // Support both the bare destructure call and the selector-based call.
@@ -59,8 +57,6 @@ describe('DetailPanel', () => {
       snapshotHistory: vi.fn(),
       createGroup: vi.fn(),
       ungroup: vi.fn(),
-      setHighlightedPath: vi.fn(),
-      edges: [],
     } as unknown as ReturnType<typeof canvasStore.useCanvasStore>)
   })
 
@@ -134,8 +130,6 @@ describe('DetailPanel', () => {
         snapshotHistory: vi.fn(),
         createGroup: vi.fn(),
         ungroup: vi.fn(),
-      setHighlightedPath: vi.fn(),
-      edges: [],
       } as unknown as ReturnType<typeof canvasStore.useCanvasStore>)
 
       render(<DetailPanel onEdit={vi.fn()} />)
@@ -163,8 +157,6 @@ describe('DetailPanel', () => {
         snapshotHistory: vi.fn(),
         createGroup: vi.fn(),
         ungroup: vi.fn(),
-      setHighlightedPath: vi.fn(),
-      edges: [],
       } as unknown as ReturnType<typeof canvasStore.useCanvasStore>)
 
       render(<DetailPanel onEdit={vi.fn()} />)
@@ -186,8 +178,6 @@ describe('DetailPanel', () => {
         snapshotHistory: vi.fn(),
         createGroup: vi.fn(),
         ungroup: vi.fn(),
-      setHighlightedPath: vi.fn(),
-      edges: [],
       } as unknown as ReturnType<typeof canvasStore.useCanvasStore>)
 
       render(<DetailPanel onEdit={vi.fn()} />)
@@ -209,8 +199,6 @@ describe('DetailPanel', () => {
         snapshotHistory: vi.fn(),
         createGroup: vi.fn(),
         ungroup: vi.fn(),
-      setHighlightedPath: vi.fn(),
-      edges: [],
       } as unknown as ReturnType<typeof canvasStore.useCanvasStore>)
 
       render(<DetailPanel onEdit={vi.fn()} />)
@@ -265,8 +253,6 @@ describe('DetailPanel', () => {
         deleteNode: vi.fn(),
         updateNode: vi.fn(),
         snapshotHistory: vi.fn(),
-      setHighlightedPath: vi.fn(),
-      edges: [],
       } as unknown as ReturnType<typeof canvasStore.useCanvasStore>)
       render(<DetailPanel onEdit={vi.fn()} />)
       fireEvent.click(screen.getByLabelText('Close panel'))
@@ -291,8 +277,6 @@ describe('DetailPanel', () => {
         deleteNode,
         updateNode: vi.fn(),
         snapshotHistory,
-      setHighlightedPath: vi.fn(),
-      edges: [],
       } as unknown as ReturnType<typeof canvasStore.useCanvasStore>)
       vi.spyOn(window, 'confirm').mockReturnValue(true)
       render(<DetailPanel onEdit={vi.fn()} />)
@@ -311,8 +295,6 @@ describe('DetailPanel', () => {
         deleteNode,
         updateNode: vi.fn(),
         snapshotHistory,
-      setHighlightedPath: vi.fn(),
-      edges: [],
       } as unknown as ReturnType<typeof canvasStore.useCanvasStore>)
       vi.spyOn(window, 'confirm').mockReturnValue(false)
       render(<DetailPanel onEdit={vi.fn()} />)
@@ -344,8 +326,6 @@ describe('DetailPanel', () => {
         snapshotHistory: vi.fn(),
         createGroup: vi.fn(),
         ungroup: vi.fn(),
-      setHighlightedPath: vi.fn(),
-      edges: [],
       } as unknown as ReturnType<typeof canvasStore.useCanvasStore>)
       render(<DetailPanel onEdit={vi.fn()} />)
       // Two "Add" header buttons: first = properties, second = services
@@ -371,8 +351,6 @@ describe('DetailPanel', () => {
         snapshotHistory: vi.fn(),
         createGroup: vi.fn(),
         ungroup: vi.fn(),
-      setHighlightedPath: vi.fn(),
-      edges: [],
       } as unknown as ReturnType<typeof canvasStore.useCanvasStore>)
       render(<DetailPanel onEdit={vi.fn()} />)
       const addHeaders = screen.getAllByText('Add')
@@ -396,8 +374,6 @@ describe('DetailPanel', () => {
         deleteNode: vi.fn(),
         updateNode,
         snapshotHistory: vi.fn(),
-      setHighlightedPath: vi.fn(),
-      edges: [],
       } as unknown as ReturnType<typeof canvasStore.useCanvasStore>)
       render(<DetailPanel onEdit={vi.fn()} />)
       fireEvent.click(screen.getByTitle('Remove service'))
@@ -413,8 +389,6 @@ describe('DetailPanel', () => {
         deleteNode: vi.fn(),
         updateNode: vi.fn(),
         snapshotHistory: vi.fn(),
-      setHighlightedPath: vi.fn(),
-      edges: [],
       } as unknown as ReturnType<typeof canvasStore.useCanvasStore>)
       expect(() => render(<DetailPanel onEdit={vi.fn()} />)).not.toThrow()
     })
@@ -446,8 +420,6 @@ describe('DetailPanel', () => {
         deleteNode: vi.fn(),
         updateNode,
         snapshotHistory: vi.fn(),
-      setHighlightedPath: vi.fn(),
-      edges: [],
       } as unknown as ReturnType<typeof canvasStore.useCanvasStore>)
 
       render(<DetailPanel onEdit={vi.fn()} />)
@@ -473,8 +445,6 @@ describe('DetailPanel', () => {
         deleteNode: vi.fn(),
         updateNode,
         snapshotHistory: vi.fn(),
-      setHighlightedPath: vi.fn(),
-      edges: [],
       } as unknown as ReturnType<typeof canvasStore.useCanvasStore>)
 
       render(<DetailPanel onEdit={vi.fn()} />)
@@ -638,7 +608,6 @@ describe('DetailPanel', () => {
     function setupSized(node: Partial<Node<NodeData>>, setNodeSize = vi.fn()) {
       const state = {
         nodes: [{ ...makeNode({}), ...node }],
-        edges: [],
         selectedNodeId: 'n1',
         selectedNodeIds: [],
         setSelectedNode: vi.fn(),
@@ -648,7 +617,6 @@ describe('DetailPanel', () => {
         createGroup: vi.fn(),
         ungroup: vi.fn(),
         setNodeSize,
-        setHighlightedPath: vi.fn(),
         serviceStatuses: {},
       }
       vi.mocked(canvasStore.useCanvasStore).mockImplementation(
diff --git a/frontend/src/components/panels/__tests__/GroupPanels.test.tsx b/frontend/src/components/panels/__tests__/GroupPanels.test.tsx
index c3748c4..ca73963 100644
--- a/frontend/src/components/panels/__tests__/GroupPanels.test.tsx
+++ b/frontend/src/components/panels/__tests__/GroupPanels.test.tsx
@@ -34,7 +34,6 @@ function makeGroupNode(id = 'g1', label = 'My Group', showBorder = true) {
 
 const mockStore = {
   nodes: [],
-  edges: [],
   selectedNodeId: null,
   selectedNodeIds: [],
   setSelectedNode: vi.fn(),
@@ -44,7 +43,6 @@ const mockStore = {
   createGroup: vi.fn(),
   ungroup: vi.fn(),
   removeFromGroup: vi.fn(),
-  setHighlightedPath: vi.fn(),
 }
 
 function setupStore(overrides = {}) {
diff --git a/frontend/src/stores/canvasStore.ts b/frontend/src/stores/canvasStore.ts
index a7fe8f8..2e310f6 100644
--- a/frontend/src/stores/canvasStore.ts
+++ b/frontend/src/stores/canvasStore.ts
@@ -38,8 +38,6 @@ interface CanvasState {
   floorMap: FloorMapConfig | null
   setFloorMap: (config: FloorMapConfig | null) => void
   updateFloorMap: (patch: Partial<FloorMapConfig>) => void
-  highlightedPath: string[]
-  setHighlightedPath: (edgeIds: string[]) => void
 
   // History
   past: HistoryEntry[]
@@ -105,7 +103,6 @@ export const useCanvasStore = create<CanvasState>((set) => ({
   scanEventTs: 0,
   serviceStatuses: {},
   floorMap: null,
-  highlightedPath: [],
   fitViewPending: false,
 
   past: [],
@@ -763,8 +760,6 @@ export const useCanvasStore = create<CanvasState>((set) => ({
       hasUnsavedChanges: true,
     })),
 
-  setHighlightedPath: (edgeIds) => set({ highlightedPath: edgeIds }),
-
   loadCanvas: (nodes, edges) => {
     // React Flow requires parents before children in the array
     const parents = nodes.filter((n) => !n.parentId)
diff --git a/frontend/src/utils/zigbeePathfinding.ts b/frontend/src/utils/zigbeePathfinding.ts
deleted file mode 100644
index c55a55e..0000000
--- a/frontend/src/utils/zigbeePathfinding.ts
+++ /dev/null
@@ -1,89 +0,0 @@
-import type { Node, Edge } from '@xyflow/react'
-import type { NodeData, EdgeData } from '@/types'
-
-function getNodeLqi(node: Node<NodeData>): number {
-  const lqiProp = node.data.properties?.find((p) => p.key === 'LQI')
-  if (!lqiProp) return 255
-  const lqi = parseInt(lqiProp.value, 10)
-  return isNaN(lqi) ? 255 : lqi
-}
-
-/**
- * Run Dijkstra on the Zigbee `iot` edge subgraph from `startNodeId` to
- * `targetNodeId`. Returns the ordered list of edge IDs forming the optimal
- * path, or an empty array if no path exists.
- *
- * Edge cost = 255 - LQI, where LQI is read from the edge's target node
- * properties (higher LQI = lower cost). For reverse traversal, the same
- * cost is used.
- */
-export function findZigbeePath(
-  startNodeId: string,
-  targetNodeId: string,
-  nodes: Node<NodeData>[],
-  edges: Edge<EdgeData>[],
-): string[] {
-  if (startNodeId === targetNodeId) return []
-
-  const iotEdges = edges.filter((e) => (e.data?.type ?? 'ethernet') === 'iot')
-  if (iotEdges.length === 0) return []
-
-  const nodeMap = new Map(nodes.map((n) => [n.id, n]))
-  const adjacency = new Map<string, { neighbor: string; edgeId: string; cost: number }[]>()
-
-  for (const e of iotEdges) {
-    const targetLqi = nodeMap.get(e.target) ? getNodeLqi(nodeMap.get(e.target)!) : 255
-    const sourceLqi = nodeMap.get(e.source) ? getNodeLqi(nodeMap.get(e.source)!) : 255
-    const cost = 255 - Math.min(targetLqi, sourceLqi)
-
-    if (!adjacency.has(e.source)) adjacency.set(e.source, [])
-    if (!adjacency.has(e.target)) adjacency.set(e.target, [])
-
-    adjacency.get(e.source)!.push({ neighbor: e.target, edgeId: e.id, cost })
-    adjacency.get(e.target)!.push({ neighbor: e.source, edgeId: e.id, cost })
-  }
-
-  if (!adjacency.has(startNodeId) || !adjacency.has(targetNodeId)) return []
-
-  const dist = new Map<string, number>()
-  const prev = new Map<string, { node: string; edgeId: string }>()
-  const unvisited = new Set(adjacency.keys())
-
-  for (const nodeId of unvisited) dist.set(nodeId, Infinity)
-  dist.set(startNodeId, 0)
-
-  while (unvisited.size > 0) {
-    let current: string | null = null
-    let minDist = Infinity
-    for (const nodeId of unvisited) {
-      const d = dist.get(nodeId)!
-      if (d < minDist) { minDist = d; current = nodeId }
-    }
-    if (current === null || minDist === Infinity) break
-    if (current === targetNodeId) break
-
-    unvisited.delete(current)
-
-    const neighbors = adjacency.get(current) ?? []
-    for (const { neighbor, edgeId, cost } of neighbors) {
-      if (!unvisited.has(neighbor)) continue
-      const alt = dist.get(current)! + cost
-      if (alt < (dist.get(neighbor) ?? Infinity)) {
-        dist.set(neighbor, alt)
-        prev.set(neighbor, { node: current, edgeId })
-      }
-    }
-  }
-
-  // Reconstruct path: walk from targetNodeId back to startNodeId
-  const pathEdges: string[] = []
-  let current = targetNodeId
-  while (current !== startNodeId) {
-    const p = prev.get(current)
-    if (!p) return []
-    pathEdges.unshift(p.edgeId)
-    current = p.node
-  }
-
-  return pathEdges
-}