fix: pricing paths, contact form spam guard, tracker on all pages, drop unused CDN script (cockpit #163 #164 #171)

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

site/contact.html

@@ -44,7 +44,6 @@
 
   <!-- Fonts -->
   <!-- Icons (Lucide) -->
-  <script src="https://unpkg.com/lucide@latest/dist/umd/lucide.min.js"></script>
 
   <link rel="stylesheet" href="assets/css/style.css">
 
@@ -165,6 +164,10 @@
       <!-- LEFT: Intake Form -->
       <div class="reveal">
         <form class="intake-form" name="contact" method="POST" action="#" novalidate>
+          <div aria-hidden="true" style="position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden;">
+            <label for="hp-trap">Leave this field empty</label>
+            <input type="text" id="hp-trap" name="hp_trap" tabindex="-1" autocomplete="off" value="">
+          </div>
 
           <div class="intake-form__fields">