assets: refresh layer toggle SVG icons

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

assets/icons/layers/laylck.svg

@@ -1,11 +1,57 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="64" height="64">
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   viewBox="0 0 24 24"
+   width="64"
+   height="64"
+   version="1.1"
+   id="svg1"
+   sodipodi:docname="laylck.svg"
+   inkscape:version="1.4.4 (dcaf3e7d9e, 2026-05-05)"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs1" />
+  <sodipodi:namedview
+     id="namedview1"
+     pagecolor="#505050"
+     bordercolor="#eeeeee"
+     borderopacity="1"
+     inkscape:showpageshadow="0"
+     inkscape:pageopacity="0"
+     inkscape:pagecheckerboard="0"
+     inkscape:deskcolor="#505050"
+     inkscape:zoom="5.34474"
+     inkscape:cx="13.471188"
+     inkscape:cy="1.216149"
+     inkscape:window-width="1920"
+     inkscape:window-height="939"
+     inkscape:window-x="0"
+     inkscape:window-y="0"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg1" />
   <!-- Shackle (closed arc) -->
-  <path d="M8 11 V8.5 a4 4 0 0 1 8 0 V11"
-        fill="none" stroke="#e0e0e0" stroke-width="1.7" stroke-linecap="round" stroke-linejoin="round"/>
+  <path
+     d="M 6.7497827,9.853717 V 6.5015177 a 5.3635196,5.3635196 0 0 1 10.7270383,0 V 9.853717"
+     fill="none"
+     stroke="#e0e0e0"
+     stroke-width="2.2795"
+     stroke-linecap="round"
+     stroke-linejoin="round"
+     id="path1"
+     style="stroke-width:2.25;stroke-dasharray:none" />
   <!-- Lock body -->
-  <rect x="6" y="11" width="12" height="9" rx="1.5"
-        fill="none" stroke="#f0c040" stroke-width="1.6"/>
+  <rect
+     x="4.0606093"
+     y="10.792656"
+     width="16.090559"
+     height="12.06792"
+     rx="2.0113199"
+     fill="none"
+     stroke="#f0c040"
+     stroke-width="2.1454"
+     id="rect1"
+     style="stroke-width:2.25;stroke-dasharray:none" />
   <!-- Keyhole -->
-  <circle cx="12" cy="15" r="1.6" fill="none" stroke="#f0c040" stroke-width="1.3"/>
-  <line x1="12" y1="16.6" x2="12" y2="19" stroke="#f0c040" stroke-width="1.5" stroke-linecap="round"/>
 </svg>