Merge pull request 'Promote DEV-TEST to MAIN — UI spacing fixes + render-mode capsule; bump 2.1.1 → 2.1.2' (#1) from DEV-TEST into main

app.py

@@ -49,7 +49,7 @@ for _d in (UPLOAD_DIR, OUTPUT_DIR, WORK_DIR):
 MAX_UPLOAD_MB = 400
 
 # Semantic version exposed by /health so the UI can show "vX.Y.Z" in the footer.
-APP_VERSION = "2.1.1"
+APP_VERSION = "2.1.2"
 
 # req 3 (health): supported formats advertised to clients. Additive key — the
 # existing /health contract asserts only status + max_upload_mb.

templates/index.html

@@ -177,7 +177,7 @@
   .drop.over { border-color: transparent; transform: translateY(-2px); background: rgba(139, 92, 246, 0.08); }
   .drop.over::before { opacity: 1; }
   .drop input { display: none; }
-  .render-control { display: flex; flex-direction: column; align-items: center; gap: 10px; margin: 26px auto 0; }
+  .render-control { display: flex; flex-direction: column; align-items: center; gap: 10px; margin: 12px auto 26px; }
   .render-caption { display: inline-flex; align-items: center; gap: 6px; font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted-2); }
 
   .drop-visual {