Fix tab visibility and single-title works autofill

app.py

@@ -77,11 +77,25 @@ footer { display: none !important; }
   background: #fffaf0 !important;
   border-bottom: 1px solid var(--studio-line);
   padding: 8px 10px;
+  gap: 8px;
+  overflow: visible !important;
 }
 
 .gradio-container [role="tab"] {
   opacity: 1 !important;
   visibility: visible !important;
+  color: var(--studio-ink) !important;
+  background: #f4ecd6 !important;
+  border: 1px solid var(--studio-line) !important;
+  border-radius: 8px !important;
+  padding: 8px 14px !important;
+  font-weight: 700 !important;
+}
+
+.gradio-container [role="tab"][aria-selected="true"] {
+  background: linear-gradient(90deg, #f5c93c, #e5a721) !important;
+  color: white !important;
+  border-color: #d99e1b !important;
 }
 
 #hidden-export, #hidden-status {
@@ -985,20 +999,8 @@ def autofill_codex_details(
     author_name = str(row["author_name"]).strip()
     author_id = str(row["authour_id"]).strip() or _generate_codex_author_id(author_name)
 
-    by_author = catalogue[
-        catalogue["author_name"].map(_normalise_lookup_key) == _normalise_lookup_key(author_name)
-    ]
-    if author_id:
-        by_id = catalogue[
-            catalogue["authour_id"].fillna("").astype(str).str.strip() == author_id
-        ]
-        if not by_id.empty:
-            by_author = by_id
-
-    works = [w for w in by_author["title"].astype(str).str.strip().tolist() if w]
-    works_sampled = ", ".join(pd.Series(works).drop_duplicates().tolist())
-    if not works_sampled:
-        works_sampled = str(row["title"]).strip()
+    # Populate only the matched title to avoid confusion during extraction.
+    works_sampled = str(row["title"]).strip()
 
     return (
         author_name,