style(radius): Modal-Panels rounded-lg, ContentModal-Button rounded-md

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/lib/components/ContentModal.svelte

@@ -154,7 +154,7 @@
     onclick={() => close(dontShowAgain)}
   >
     <div
-      class="relative w-full {sizeClass} max-h-[90vh] overflow-y-auto rounded-sm bg-white p-6 shadow-2xl md:p-8"
+      class="relative w-full {sizeClass} max-h-[90vh] overflow-y-auto rounded-lg bg-white p-6 shadow-2xl md:p-8"
       role="dialog"
       aria-modal="true"
       onclick={(e) => e.stopPropagation()}
@@ -186,7 +186,7 @@
           </label>
           <button
             type="button"
-            class="rounded-sm bg-wald-700 px-4 py-2 text-sm font-semibold text-white transition-colors hover:bg-wald-800"
+            class="rounded-md bg-wald-700 px-4 py-2 text-sm font-semibold text-white transition-colors hover:bg-wald-800"
             onclick={() => close(dontShowAgain)}
           >
             Schließen

src/lib/components/QrModal.svelte

@@ -61,7 +61,7 @@
     onclick={onclose}
   >
     <div
-      class="relative w-full max-w-xs rounded-sm border border-stein-200 bg-white p-6 shadow-xl"
+      class="relative w-full max-w-xs rounded-lg border border-stein-200 bg-white p-6 shadow-xl"
       onclick={(e) => e.stopPropagation()}
       role="dialog"
       aria-modal="true"