i18n: alle 5 Bewerbungsseiten (bewerben*) — alle 5 Sprachen

Vollständige data-i18n-Abdeckung + Wörterbücher (de, de-CH echter Dialekt,
en, fr, pt) für bewerben.html, bewerben-creator.html,
bewerben-kooperation.html, bewerben-modi.html, bewerben-scout.html.
Formular-Labels und Placeholder (data-i18n-attr) mit übersetzt.

bewerben-kooperation.html

@@ -29,9 +29,9 @@
   <section class="hero page-bg">
     <div class="hero-banner"><img src="/assets/img/bg-bewerben.jpg" alt="" loading="eager" /></div>
     <div class="container">
-      <span class="eyebrow">Manager DogFather — Agentur</span>
-      <h1>Kooperation anfragen</h1>
-      <p class="lead worlds">Marke, Firma oder eigenes Projekt — schick deine Idee direkt an Team Dogi.</p>
+      <span class="eyebrow" data-i18n="bwk_eyebrow">Manager DogFather — Agentur</span>
+      <h1 data-i18n="bwk_h1">Kooperation anfragen</h1>
+      <p class="lead worlds" data-i18n="bwk_lead">Marke, Firma oder eigenes Projekt — schick deine Idee direkt an Team Dogi.</p>
     </div>
   </section>
 
@@ -39,24 +39,24 @@
     <div class="container" style="max-width:640px;">
       <form class="app-form" id="form-kooperation" novalidate>
         <div class="field">
-          <label for="k-firma">Name / Firma *</label>
+          <label for="k-firma" data-i18n="bwk_label_firma">Name / Firma *</label>
           <input id="k-firma" name="firma" type="text" required />
         </div>
         <div class="field">
-          <label for="k-email">E-Mail *</label>
+          <label for="k-email" data-i18n="bwk_label_email">E-Mail *</label>
           <input id="k-email" name="email" type="email" required />
-          <span class="error-msg">Bitte gültige E-Mail-Adresse eingeben.</span>
+          <span class="error-msg" data-i18n="bwk_error_email">Bitte gültige E-Mail-Adresse eingeben.</span>
         </div>
         <div class="field">
-          <label for="k-idee">Kooperationsidee *</label>
+          <label for="k-idee" data-i18n="bwk_label_idee">Kooperationsidee *</label>
           <textarea id="k-idee" name="idee" required></textarea>
         </div>
-        <button class="btn btn-primary" type="submit">Kooperationsanfrage senden</button>
+        <button class="btn btn-primary" type="submit" data-i18n="bwk_btn_submit">Kooperationsanfrage senden</button>
         <div class="form-status"></div>
       </form>
 
       <div class="btn-row" style="justify-content:center;margin-top:1.6rem;">
-        <a class="btn btn-outline" href="bewerben.html">Andere Bewerbung suchen</a>
+        <a class="btn btn-outline" href="bewerben.html" data-i18n="bwk_link_andere">Andere Bewerbung suchen</a>
       </div>
     </div>
   </section>
@@ -64,6 +64,7 @@
 
 <div id="site-footer"></div>
 <script src="assets/js/forms.js"></script>
+<script src="assets/js/i18n-bewerben-kooperation.js"></script>
 <script src="assets/js/main.js"></script>
 </body>
 </html>