Make root cause options leaf-only

label_config.xml

@@ -68,6 +68,30 @@
     .rca-root-cause div {
       break-inside: avoid;
     }
+    .root-option {
+      display: grid;
+      grid-template-columns: 150px minmax(0, 1fr);
+      gap: 8px;
+      align-items: start;
+      padding: 1px 0;
+    }
+    .root-option-new-group {
+      margin-top: 9px;
+      padding-top: 8px;
+      border-top: 1px solid #d8dee8;
+    }
+    .root-group {
+      color: #475569;
+      font-size: 11px;
+      font-weight: 700;
+      letter-spacing: 0;
+      text-transform: uppercase;
+    }
+    .root-leaf {
+      color: #111827;
+      font-size: 14px;
+      line-height: 1.25;
+    }
   </Style>
 
   <View className="rca-shell">
@@ -116,47 +140,7 @@
 
     <View className="rca-question">
       <Header value="Root cause category" />
-      <Choices name="root_cause_category" toName="case_anchor" choice="single-radio" required="true" allowNested="true" layout="vertical" className="rca-root-cause">
-        <Choice value="input_error">
-          <Choice value="Missing fact" />
-          <Choice value="Incorrect fact" />
-          <Choice value="Fabricated fact in case record" />
-        </Choice>
-        <Choice value="model_error">
-          <Choice value="Facts">
-            <Choice value="Fabricated fact in reasoning" />
-            <Choice value="Fact-weighing error" />
-            <Choice value="Fact omission in reasoning" />
-          </Choice>
-          <Choice value="Issues">
-            <Choice value="Issue omission" />
-            <Choice value="Spurious issue" />
-            <Choice value="Issue misframing" />
-            <Choice value="Issue misprioritisation" />
-          </Choice>
-          <Choice value="Rules">
-            <Choice value="Wrong rule source" />
-            <Choice value="Using outdated / overruled rule" />
-            <Choice value="Rule misinterpretation" />
-            <Choice value="Rule misapplication" />
-            <Choice value="Wrong legal test / threshold" />
-            <Choice value="Missed exception / qualification" />
-            <Choice value="Limitation / time-bar error" />
-            <Choice value="Precedent context mismatch" />
-            <Choice value="Rule interaction error" />
-          </Choice>
-          <Choice value="Analysis">
-            <Choice value="Burden misallocation" />
-            <Choice value="Neglected rule, fact, or counter-argument" />
-            <Choice value="Logical fallacy / leap in logic" />
-            <Choice value="Other reasoning error" />
-          </Choice>
-          <Choice value="Conclusion">
-            <Choice value="Conclusion does not follow from analysis" />
-            <Choice value="Discretionary original judgment" />
-          </Choice>
-        </Choice>
-      </Choices>
+      <Choices name="minor_error_category" toName="case_anchor" choice="single-radio" required="true" layout="vertical" value="$root_cause_options" className="rca-root-cause" />
     </View>
   </View>
 </View>

scripts/prepare_tasks.py

@@ -11,42 +11,46 @@ SAMPLE_INDEX = SAMPLE_DIR / "sample_index.csv"
 SAMPLED_CASES = SAMPLE_DIR / "sampled_cases"
 OUT_DIR = SPACE_ROOT / "data"
 
-MINOR_ERROR_OPTIONS = [
-    ("INPUT ERRORS", "Missing fact"),
-    ("INPUT ERRORS", "Incorrect fact"),
-    ("INPUT ERRORS", "Fabricated fact in case record"),
-    ("MODEL ERRORS: FACTS", "Fabricated fact in reasoning"),
-    ("MODEL ERRORS: FACTS", "Fact-weighing error"),
-    ("MODEL ERRORS: FACTS", "Fact omission in reasoning"),
-    ("MODEL ERRORS: ISSUES", "Issue omission"),
-    ("MODEL ERRORS: ISSUES", "Spurious issue"),
-    ("MODEL ERRORS: ISSUES", "Issue misframing"),
-    ("MODEL ERRORS: ISSUES", "Issue misprioritisation"),
-    ("MODEL ERRORS: RULES", "Wrong rule source"),
-    ("MODEL ERRORS: RULES", "Using outdated / overruled rule"),
-    ("MODEL ERRORS: RULES", "Rule misinterpretation"),
-    ("MODEL ERRORS: RULES", "Rule misapplication"),
-    ("MODEL ERRORS: RULES", "Wrong legal test / threshold"),
-    ("MODEL ERRORS: RULES", "Missed exception / qualification"),
-    ("MODEL ERRORS: RULES", "Limitation / time-bar error"),
-    ("MODEL ERRORS: RULES", "Precedent context mismatch"),
-    ("MODEL ERRORS: RULES", "Rule interaction error"),
-    ("MODEL ERRORS: ANALYSIS", "Burden misallocation"),
-    ("MODEL ERRORS: ANALYSIS", "Neglected rule, fact, or counter-argument"),
-    ("MODEL ERRORS: ANALYSIS", "Logical fallacy / leap in logic"),
-    ("MODEL ERRORS: ANALYSIS", "Other reasoning error"),
-    ("MODEL ERRORS: CONCLUSION", "Conclusion does not follow from analysis"),
-    ("MODEL ERRORS: CONCLUSION", "Discretionary original judgment"),
+ROOT_CAUSE_OPTIONS = [
+    ("INPUT ERROR", "", "Missing fact"),
+    ("INPUT ERROR", "", "Incorrect fact"),
+    ("INPUT ERROR", "", "Fabricated fact in case record"),
+    ("MODEL ERROR", "Facts", "Fabricated fact in reasoning"),
+    ("MODEL ERROR", "Facts", "Fact-weighing error"),
+    ("MODEL ERROR", "Facts", "Fact omission in reasoning"),
+    ("MODEL ERROR", "Issues", "Issue omission"),
+    ("MODEL ERROR", "Issues", "Spurious issue"),
+    ("MODEL ERROR", "Issues", "Issue misframing"),
+    ("MODEL ERROR", "Issues", "Issue misprioritisation"),
+    ("MODEL ERROR", "Rules", "Wrong rule source"),
+    ("MODEL ERROR", "Rules", "Using outdated / overruled rule"),
+    ("MODEL ERROR", "Rules", "Rule misinterpretation"),
+    ("MODEL ERROR", "Rules", "Rule misapplication"),
+    ("MODEL ERROR", "Rules", "Wrong legal test / threshold"),
+    ("MODEL ERROR", "Rules", "Missed exception / qualification"),
+    ("MODEL ERROR", "Rules", "Limitation / time-bar error"),
+    ("MODEL ERROR", "Rules", "Precedent context mismatch"),
+    ("MODEL ERROR", "Rules", "Rule interaction error"),
+    ("MODEL ERROR", "Analysis", "Burden misallocation"),
+    ("MODEL ERROR", "Analysis", "Neglected rule, fact, or counter-argument"),
+    ("MODEL ERROR", "Analysis", "Logical fallacy / leap in logic"),
+    ("MODEL ERROR", "Analysis", "Other reasoning error"),
+    ("MODEL ERROR", "Conclusion", "Conclusion does not follow from analysis"),
+    ("MODEL ERROR", "Conclusion", "Discretionary original judgment"),
 ]
 
 
-def minor_error_options() -> list[dict[str, str]]:
+def root_cause_options() -> list[dict[str, str]]:
     options: list[dict[str, str]] = []
-    for section, value in MINOR_ERROR_OPTIONS:
+    previous_group = None
+    for major, subgroup, value in ROOT_CAUSE_OPTIONS:
+        group = f"{major}: {subgroup}" if subgroup else major
+        class_name = "root-option root-option-new-group" if group != previous_group else "root-option"
+        previous_group = group
         html = (
-            "<div class='minor-option'>"
-            f"<span class='minor-section'>{section}</span>"
-            f"<span class='minor-value'>{value}</span>"
+            f"<div class='{class_name}'>"
+            f"<span class='root-group'>{group}</span>"
+            f"<span class='root-leaf'>{value}</span>"
             "</div>"
         )
         options.append({"value": value, "html": html})
@@ -153,6 +157,7 @@ def build_task(row: dict[str, str]) -> dict[str, Any]:
             "case_record": safe_get(case, "extracted.firac.facts", ""),
             "generated_judgment": generated_judgment,
             "reference_judgment": reference_judgment,
+            "root_cause_options": root_cause_options(),
         },
         "meta": {
             "sample_id": sample_id,