diff --git a/tab_gallery_sorter.py b/tab_gallery_sorter.py
index 0823ab0..5959e67 100644
--- a/tab_gallery_sorter.py
+++ b/tab_gallery_sorter.py
@@ -6,11 +6,14 @@ from engine import SorterEngine
 def render(quality, profile_name):
     st.subheader("🖼️ Gallery Staging Sorter")
     
+    # 1. Setup Session State
     if 't5_page' not in st.session_state: st.session_state.t5_page = 0
     
+    # 2. Load Profile
     profiles = SorterEngine.load_profiles()
     p_data = profiles.get(profile_name, {})
     
+    # Path Inputs
     c1, c2 = st.columns(2)
     path_s = c1.text_input("Source Folder", value=p_data.get("tab5_source", "/storage"), key="t5_s")
     path_o = c2.text_input("Output Folder", value=p_data.get("tab5_out", "/storage"), key="t5_o")
@@ -20,12 +23,28 @@ def render(quality, profile_name):
             SorterEngine.save_tab_paths(profile_name, t5_s=path_s, t5_o=path_o)
             st.rerun()
 
-    cats = SorterEngine.get_categories()
-    if not cats:
-        st.warning("No categories found.")
-        return
-    selected_cat = st.sidebar.radio("Active Tag", cats, key="t5_cat_radio")
+    # --- 3. SIDEBAR: CATEGORIES (Restored) ---
+    with st.sidebar:
+        st.divider()
+        st.subheader("🏷️ Category Manager")
+        
+        # Add Category Input
+        new_cat = st.text_input("New Category Name", key="t5_new_cat")
+        if st.button("➕ Add Category", key="t5_add_btn", use_container_width=True):
+            if new_cat:
+                SorterEngine.add_category(new_cat)
+                st.rerun()
+        
+        st.divider()
+        
+        # Category Selector
+        cats = SorterEngine.get_categories()
+        if not cats:
+            st.warning("No categories found. Add one above!")
+            return
+        selected_cat = st.radio("Active Tag", cats, key="t5_cat_radio")
 
+    # 4. Data Loading
     if not os.path.exists(path_s): return
 
     all_images = SorterEngine.get_images(path_s, recursive=True)
@@ -35,22 +54,28 @@ def render(quality, profile_name):
         st.info("No images found.")
         return
 
-    # --- VIEW SETTINGS ---
-    with st.expander("👀 View Settings", expanded=False):
-        page_size = st.slider("Images per Page", 12, 100, 24, 4)
+    # --- VIEW SETTINGS (New Size Slider) ---
+    with st.expander("👀 View Settings & Grid Size", expanded=False):
+        c_view1, c_view2 = st.columns(2)
+        
+        # Slider 1: How many items per page
+        page_size = c_view1.slider("Images per Page", 12, 100, 24, 4)
+        
+        # Slider 2: How many columns (Controls Image Size)
+        # Fewer columns = Larger images. More columns = Smaller images.
+        grid_cols = c_view2.slider("Image Size (Columns)", min_value=2, max_value=8, value=4, 
+                                   help="2 = Huge, 8 = Tiny")
 
-    # --- PAGINATION ---
+    # --- PAGINATION LOGIC ---
     total_items = len(all_images)
     total_pages = math.ceil(total_items / page_size)
     if st.session_state.t5_page >= total_pages: st.session_state.t5_page = max(0, total_pages - 1)
     
     start_idx = st.session_state.t5_page * page_size
     end_idx = start_idx + page_size
-    
-    # THIS IS THE BATCH WE WILL PROCESS
     current_batch = all_images[start_idx:end_idx]
 
-    # --- HELPER: Controls ---
+    # --- HELPER: Navigation Controls ---
     def show_controls(key_suffix):
         cp1, cp2, cp3 = st.columns([1, 2, 1])
         with cp1:
@@ -67,12 +92,17 @@ def render(quality, profile_name):
     show_controls("top")
     st.divider()
 
-    # --- GRID ---
-    cols = st.columns(4)
+    # --- DYNAMIC GRID DISPLAY ---
+    # Use the variable 'grid_cols' from the slider instead of hardcoded 4
+    cols = st.columns(grid_cols) 
+    
     for idx, img_path in enumerate(current_batch):
         unique_key = f"{st.session_state.t5_page}_{idx}"
-        with cols[idx % 4]:
+        
+        # Calculate which column this image belongs to based on the slider
+        with cols[idx % grid_cols]:
             is_staged = img_path in staged
+            
             with st.container(border=True):
                 # Header
                 c_head1, c_head2 = st.columns([5, 1])
@@ -81,13 +111,14 @@ def render(quality, profile_name):
                     SorterEngine.delete_to_trash(img_path)
                     st.rerun()
 
-                # Status
+                # Status Banner
                 if is_staged: st.success(f"🏷️ {staged[img_path]['cat']}")
                 
+                # Image Render
                 img_data = SorterEngine.compress_for_web(img_path, quality)
                 if img_data: st.image(img_data, use_container_width=True)
 
-                # Buttons
+                # Tagging Buttons
                 if not is_staged:
                     if st.button("Tag", key=f"tag_{unique_key}", use_container_width=True):
                         ext = os.path.splitext(img_path)[1]
@@ -104,17 +135,14 @@ def render(quality, profile_name):
     show_controls("bottom")
     st.divider()
 
-    # --- BATCH APPLY SECTION ---
+    # --- BATCH APPLY ---
     st.write(f"### 🚀 Batch Actions (Page {st.session_state.t5_page + 1} Only)")
-    st.caption(f"This will process the **{len(current_batch)} images** visible above.")
     
     c_act1, c_act2 = st.columns([3, 1])
     cleanup = c_act1.radio("Action for Untagged Files on this Page:", ["Keep", "Move to Unused", "Delete"], horizontal=True)
     
     if c_act2.button("APPLY PAGE TO DISK", type="primary", use_container_width=True):
         with st.spinner("Processing current page..."):
-            # Call the new BATCH method
             SorterEngine.commit_batch(current_batch, path_o, cleanup)
-        
         st.success("Page processed!")
         st.rerun()
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