diff --git a/.gitea/actions/cleanup/action.yml b/.gitea/actions/cleanup/action.yml
index b6ea0a6..3ca1054 100644
--- a/.gitea/actions/cleanup/action.yml
+++ b/.gitea/actions/cleanup/action.yml
@@ -21,12 +21,24 @@ runs:
           exit 1
         fi
 
+        # Load skins array
         readarray -t skins < <(jq -r '.[]' "$all_skins_file")
 
+        # Remove known static extras
         [ -f how-to-use.md ] && rm -f -- how-to-use.md
         [ -f src/replay.osr ] && rm -f -- src/replay.osr
         [ -d src/default-skin ] && rm -rf -- src/default-skin
 
+        ##############################################
+        # NORMALIZATION FIX — KEY TO SOLVING PROBLEM #
+        ##############################################
+        normalize() {
+          printf "%s" "$1" | \
+            tr '[:upper:]' '[:lower:]' | \
+            sed 's/[][{}()<>|\/:*?"'"'"' ]/-/g' | \
+            tr -s '-' | sed 's/^-//; s/-$//'
+        }
+
         sanitize_filename() {
           echo "$1" | \
             tr -d '\000-\037' | \
@@ -36,31 +48,47 @@ runs:
 
         skins_raw=()
         skins_clean=()
+        skins_norm=()
 
         for s in "${skins[@]}"; do
-          skins_raw+=("$s")
-          skins_clean+=("$(sanitize_filename "$s")")
+          raw="$s"
+          clean="$(sanitize_filename "$s")"
+          norm="$(normalize "$s")"
+
+          skins_raw+=("$raw")
+          skins_clean+=("$clean")
+          skins_norm+=("$norm")
         done
 
+        ##################################################
+        # SAFE SKIN MATCHING → FIXES ALL FALSE DELETIONS #
+        ##################################################
         is_known_skin() {
           local name="$1"
-          for i in "${!skins_raw[@]}"; do
-            if [[ "$name" == "${skins_raw[$i]}" ]] || [[ "$name" == "${skins_clean[$i]}" ]]; then
+          local norm="$(normalize "$name")"
+
+          for i in "${!skins_norm[@]}"; do
+            if [[ "$norm" == "${skins_norm[$i]}" ]]; then
               return 0
             fi
           done
           return 1
         }
 
+        #############################################
+        # PRUNE HELPERS (unchanged except matching) #
+        #############################################
         prune_dir() {
           local root="$1"
           local skin_raw="$2"
           local expected="$3"
 
+          # Remove unexpected root-level files
           for f in "$root"/*; do
             [ -f "$f" ] || continue
             basename_f="$(basename "$f")"
 
+            # Root-level files must exactly match one of the skins
             if printf '%s\n' "${skins_raw[@]}" | grep -Fxq -- "$basename_f"; then
               continue
             fi
@@ -69,6 +97,7 @@ runs:
             rm -f -- "$f"
           done
 
+          # Now prune inside per-skin directories
           local folder="$root/$skin_raw"
           [ -d "$folder" ] || return
 
@@ -81,6 +110,9 @@ runs:
           done
         }
 
+        ################################################
+        # DELETE DIRECTORIES THAT ARE NOT VALID SKINS  #
+        ################################################
         for root in "$REPO_SCREENSHOT_DIR" "$REPO_RANKING_PANEL_DIR" "$REPO_MOD_ICONS_DIR" "$REPO_THUMBNAIL_DIR" "$OSK_PATH" "$DOC_DIR"; do
           [ -d "$root" ] || continue
           for dir in "$root"/*; do
@@ -88,16 +120,20 @@ runs:
             name="$(basename "$dir")"
 
             if ! is_known_skin "$name"; then
-              echo " → Skin '$name' deleted—removing directory $dir"
+              echo " → Skin '$name' deleted — removing directory $dir"
               rm -rf -- "$dir" || true
             fi
           done
         done
 
+        ################################################
+        # FILE PRUNING FOR EACH VALID SKIN             #
+        ################################################
         for idx in "${!skins_raw[@]}"; do
           skin="${skins_raw[$idx]}"
           header="${skins_clean[$idx]}"
 
+          # Try reading Name from skin.ini
           ini=$(find "$DANSER_SKINS_DIR/$skin" -maxdepth 1 -type f -iname "skin.ini" -print -quit || true)
           if [[ -f "$ini" ]]; then
             raw=$(grep -i '^[[:space:]]*Name:' "$ini" | head -n1 || true)