Remove Latin coming-soon tab; clean hero + credits

Author: emmanuelsimon123

index.html

@@ -38,7 +38,7 @@
       <div class="hero-text">
         <span class="section-label">The Trivium · Free &amp; open</span>
         <h1>Master the grammar <em>under</em> the language.</h1>
-        <p id="heroSub">Learn English grammar the way it actually prepares you for Latin — then composition and rhetoric to write with force and clarity.</p>
+        <p id="heroSub">Strengthen the foundations of clear writing: English grammar from the ground up, then composition and rhetoric to write with force and clarity.</p>
       </div>
       <button id="continueBtn" class="btn-primary big">Continue ▸</button>
     </div>
@@ -97,7 +97,6 @@ <h1 class="page-title">Sources &amp; Credits</h1>
 
 <script src="courses/english.js"></script>
 <script src="courses/composition.js"></script>
-<script src="courses/latin.js"></script>
 <script src="js/store.js"></script>
 <script src="js/srs.js"></script>
 <script src="js/content.js"></script>

js/app.js

@@ -337,13 +337,11 @@
   function renderCredits() {
     const body = $("creditsBody"); body.innerHTML = "";
     body.appendChild(h("div", { class: "card" },
-      h("p", null, "Euclidia Trivium is free and open. Its lessons are built on public-domain works whose copyright has long since expired — so the material can be shared with everyone."),
+      h("p", null, "Euclidia Trivium is free and open. Its lessons are built on public-domain works whose copyright has long since expired, so the material can be shared with everyone."),
       h("h3", null, "English Grammar"),
       h("p", null, "Thomas Kerchever Arnold, ", h("em", null, "An English Grammar for Classical Schools"), " (London, 1848). Public domain. Explanations are written fresh for modern learners; the author's original wording is shown verbatim within each lesson."),
       h("h3", null, "Composition & Rhetoric"),
       h("p", null, "Stratton D. Brooks & Marietta Hubbard, ", h("em", null, "Composition-Rhetoric"), " (American Book Company, 1905). Public domain."),
-      h("h3", null, "Latin (coming soon)"),
-      h("p", null, "The Latin course will be built on public-domain sources; medieval readings (Albertus Magnus, Aquinas) are themselves public domain."),
       h("p", { class: "q-sub", style: "margin-top:18px" }, "A Euclidia product · euclidiamath.com")));
   }