fix: remove tagline from splash to avoid duplicate text during fade

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

web/index.html

@@ -49,13 +49,6 @@
       display: block;
     }
 
-    #splash .tagline {
-      color: rgba(255,255,255,0.75);
-      font-family: sans-serif;
-      font-size: 14px;
-      margin-bottom: 40px;
-    }
-
     #splash .spinner {
       width: 32px;
       height: 32px;
@@ -83,7 +76,6 @@
            onerror="this.style.display='none';this.nextElementSibling.style.display='block'">
       <span style="display:none;font-size:22px;font-weight:bold;color:#42A4EF;font-family:sans-serif">ProsApp</span>
     </div>
-    <p class="tagline">Conecta con los mejores profesionales</p>
     <div class="spinner"></div>
   </div>