Move marquee CSS from inline style to app.scss to fix CSP violation

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

assets/app.scss

@@ -60,3 +60,14 @@ e-ticket-editor {
     pointer-events: none;
 }
 .ete-content ul { list-style: disc; padding-left: 1.5rem; margin: 0.5rem 0; }
+
+/* ===== Marquee ===== */
+@keyframes marquee {
+    0% { transform: translateX(0); }
+    100% { transform: translateX(-50%); }
+}
+.animate-marquee {
+    display: flex;
+    width: 200%;
+    animation: marquee 40s linear infinite;
+}

templates/home/index.html.twig

@@ -169,15 +169,4 @@
 
 </div>
 
-<style>
-    @keyframes marquee {
-        0% { transform: translateX(0); }
-        100% { transform: translateX(-50%); }
-    }
-    .animate-marquee {
-        display: flex;
-        width: 200%;
-        animation: marquee 40s linear infinite;
-    }
-</style>
 {% endblock %}