fix: add missing toolbar stripe to meals and --module-accent to settings

public/styles/meals.css

@@ -34,6 +34,7 @@
   align-items: center;
   justify-content: space-between;
   padding: var(--space-3) var(--space-4);
+  border-top: 3px solid var(--module-accent);
   border-bottom: 1px solid var(--color-border);
   background-color: var(--color-surface);
   flex-shrink: 0;

public/styles/settings.css

@@ -4,6 +4,11 @@
  * Abhängigkeiten: tokens.css, layout.css
  */
 
+/* --------------------------------------------------------
+ * Modul-Akzent
+ * -------------------------------------------------------- */
+.settings-page { --module-accent: var(--module-settings); }
+
 /* --------------------------------------------------------
    Seiten-Layout — nutzt layout-center (max 720px)
    -------------------------------------------------------- */