ui(ucp): cartes journal appels mobile style iPhone (v2.5.7)

ucp/index.php

@@ -350,7 +350,13 @@ $csrfToken   = UcpAuth::getCsrfToken();
                         class="px-3 py-2 rounded-xl bg-slate-50 border border-slate-300 text-xs text-slate-900 focus:bg-white focus:outline-none focus:border-indigo-500">
                 </div>
 
-                <div class="ucp-card rounded-2xl overflow-hidden">
+                <!-- Vue mobile style journal d'appels iPhone (< 768px) -->
+                <div id="ucp-cdr-mobile-list" class="md:hidden space-y-2.5">
+                    <div class="ucp-card rounded-2xl p-6 text-center text-xs text-slate-400">Chargement…</div>
+                </div>
+
+                <!-- Vue tableau complète sur ordinateur (>= 768px) -->
+                <div class="hidden md:block ucp-card rounded-2xl overflow-hidden">
                     <div class="overflow-x-auto">
                         <table class="w-full text-left text-xs">
                             <thead class="bg-slate-50 border-b border-slate-200 text-slate-500 uppercase text-[11px]">