chore: release v0.23.7

public/styles/layout.css

@@ -546,22 +546,17 @@
     flex-shrink: 0;
   }
 
-  /* SVG-Logomark (via DOM API in router.js injiziert) */
+  /* SVG-Logomark (via DOM API in router.js injiziert, Gradient im SVG selbst) */
   .nav-sidebar__logomark {
     width: var(--target-sm);
     height: var(--target-sm);
-    border-radius: var(--radius-sm);
-    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-secondary) 100%);
-    color: var(--color-text-on-accent);
-    display: flex;
-    align-items: center;
-    justify-content: center;
     flex-shrink: 0;
   }
 
   .nav-sidebar__logomark svg {
-    width: 16px;
-    height: 16px;
+    width: 100%;
+    height: 100%;
+    display: block;
   }
 
   /* Logo-Text verstecken im collapsed-Modus */
@@ -667,6 +662,7 @@
   .nav-sidebar__logomark {
     width: 28px;
     height: 28px;
+    flex-shrink: 0;
   }
 
   .nav-sidebar__logo > span {