Privacy notice wording and analysis button visibility improvements

- Renamed 'Data notice (GDPR)' to 'Privacy Notice' in email modal
- Removed redundant last sentence from privacy notice
- Analysis button larger, bolder, uppercase so it is easy to spot

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

templates/display.html

@@ -160,9 +160,9 @@
         .analysis-btn {
             background: linear-gradient(135deg, #2563eb, #7c3aed);
             color: white; border: none; border-radius: 8px;
-            padding: 7px 16px; font-size: 12px; font-weight: 700;
+            padding: 10px 22px; font-size: 15px; font-weight: 900;
             cursor: pointer; font-family: inherit; display: none;
-            white-space: nowrap;
+            white-space: nowrap; letter-spacing: 0.8px; text-transform: uppercase;
         }
         .analysis-btn.visible { display: block; }
 
@@ -743,7 +743,7 @@
                 For a full in-depth analysis of all results, including how responses differ across roles and facilities, leave your email below. We will send the complete report to you after the event.
             </p>
             <div class="em-gdpr">
-                <strong>Data notice (GDPR):</strong> Your email address will be collected by TXproducts GmbH solely to send you this analysis report. It will not be shared with or sold to any third party. It will be permanently deleted within 30 days of the conference. You may request deletion at any time by contacting mblack@txproducts.de.
+                <strong>Privacy Notice:</strong> Your email address will be collected by TXproducts GmbH solely to send you this analysis report. It will not be shared with or sold to any third party.
             </div>
             <input class="em-input" id="emailInput" type="email" placeholder="your@email.com" autocomplete="email">
             <label class="em-consent">