diff --git a/SYS/config.py b/SYS/config.py
index c5c33cc..dc930d1 100644
--- a/SYS/config.py
+++ b/SYS/config.py
@@ -14,6 +14,18 @@ SCRIPT_DIR = Path(__file__).resolve().parent
 _CONFIG_CACHE: Dict[str, Dict[str, Any]] = {}
 
 
+def global_config() -> List[Dict[str, Any]]:
+    """Return configuration schema for global settings."""
+    return [
+        {
+            "key": "debug",
+            "label": "Debug Output",
+            "default": "false",
+            "choices": ["true", "false"]
+        }
+    ]
+
+
 def clear_config_cache() -> None:
     """Clear the configuration cache."""
     _CONFIG_CACHE.clear()
diff --git a/TUI/modalscreen/config_modal.py b/TUI/modalscreen/config_modal.py
index ccc8e94..a80053e 100644
--- a/TUI/modalscreen/config_modal.py
+++ b/TUI/modalscreen/config_modal.py
@@ -9,7 +9,7 @@ import os
 import json
 
 from pathlib import Path
-from SYS.config import load_config, save_config
+from SYS.config import load_config, save_config, global_config
 from Store.registry import _discover_store_classes, _required_keys_for
 from ProviderCore.registry import list_providers
 from TUI.modalscreen.selection_modal import SelectionModal
@@ -73,7 +73,7 @@ class ConfigModal(ModalScreen):
     }
 
     .item-row {
-        height: 3;
+        height: 5;
         margin-bottom: 1;
         padding: 0 1;
         border: solid $surface;
@@ -81,12 +81,13 @@ class ConfigModal(ModalScreen):
 
     .item-label {
         width: 1fr;
+        height: 3;
         content-align: left middle;
     }
 
     .item-row Button {
-        width: 15;
-        margin-left: 1;
+        width: 16;
+        height: 3;
     }
 
     Button {
@@ -166,9 +167,50 @@ class ConfigModal(ModalScreen):
 
     def render_globals(self, container: ScrollableContainer) -> None:
         container.mount(Label("General Configuration", classes="config-label"))
+        
+        # Get global schema
+        schema_map = {f["key"].lower(): f for f in global_config()}
+        existing_keys_lower = set()
+        
         idx = 0
+        # Show fields defined in schema first
+        for key_lower, field_def in schema_map.items():
+            existing_keys_lower.add(key_lower)
+            label_text = field_def.get("label") or field_def["key"]
+            choices = field_def.get("choices")
+            
+            # Find current value (case-insensitive)
+            current_val = None
+            found_key = field_def["key"]
+            for k, v in self.config_data.items():
+                if k.lower() == key_lower:
+                    current_val = str(v)
+                    found_key = k
+                    break
+            
+            if current_val is None:
+                current_val = str(field_def.get("default") or "")
+
+            container.mount(Label(label_text))
+            inp_id = f"global-{idx}"
+            self._input_id_map[inp_id] = found_key
+            
+            if choices:
+                select_options = [(str(c), str(c)) for c in choices]
+                if current_val not in [str(c) for c in choices]:
+                    select_options.insert(0, (current_val, current_val))
+                sel = Select(select_options, value=current_val, id=inp_id)
+                container.mount(sel)
+            else:
+                container.mount(Input(value=current_val, id=inp_id, classes="config-input"))
+            idx += 1
+
+        # Show any other top-level keys not in schema
         for k, v in self.config_data.items():
             if not isinstance(v, dict) and not k.startswith("_"):
+                if k.lower() in existing_keys_lower:
+                    continue
+                
                 inp_id = f"global-{idx}"
                 self._input_id_map[inp_id] = k
                 container.mount(Label(k))