settings: raised content pane and surface tier ladder instead of dividers

flake.lock

@@ -3,11 +3,11 @@
     "dank-qml-common": {
       "flake": false,
       "locked": {
-        "lastModified": 1790897239,
-        "narHash": "sha256-JgDpkgnLeNuLFLcxpo3oLJC7NC7uiM7+w+Jv1e4xlIM=",
+        "lastModified": 1790956339,
+        "narHash": "sha256-NxZipAzWqaXTFfa1BL+huPgdIydzdrE9hyk/WKuIXOg=",
         "owner": "AvengeMedia",
         "repo": "dank-qml-common",
-        "rev": "fd2f92dc755aebc3ecda4b0ce3e27ce6d6ca9f92",
+        "rev": "16c01d7c8f55a98552abdb48105724720c19007b",
         "type": "github"
       },
       "original": {