diff --git a/.config/ranger/commands.py b/.config/ranger/commands.py
index 97b7909..f803f45 100644
--- a/.config/ranger/commands.py
+++ b/.config/ranger/commands.py
@@ -60,3 +60,20 @@ class my_edit(Command):
         # This is a generic tab-completion function that iterates through the
         # content of the current directory.
         return self._tab_directory_content()
+
+
+class smart_shell(Command):
+    """:smart_shell
+
+    If SHLVL == 1, spawn a new shell in the current directory.
+    If SHLVL > 1, quit ranger (same as pressing 'q').
+    """
+
+    def execute(self):
+        shlvl = int(os.environ.get('SHLVL', 1))
+        if shlvl > 1:
+            # We're in a nested shell, quit ranger to return to parent shell
+            self.fm.execute_console('quit')
+        else:
+            # Top-level shell, spawn a new shell
+            self.fm.execute_command(os.environ.get('SHELL', '/bin/sh'))
diff --git a/.config/ranger/rc.conf b/.config/ranger/rc.conf
index 0e86e58..8e57ecb 100644
--- a/.config/ranger/rc.conf
+++ b/.config/ranger/rc.conf
@@ -347,7 +347,7 @@ map i display_file
 map ? help
 map W display_log
 map w taskview_open
-map S shell $SHELL
+map S smart_shell
 
 map :  console
 map ;  console
diff --git a/.config/ranger/rifle.conf b/.config/ranger/rifle.conf
index 15f5863..accbe99 100644
--- a/.config/ranger/rifle.conf
+++ b/.config/ranger/rifle.conf
@@ -164,6 +164,7 @@ ext pdf, has qpdfview, X, flag f = qpdfview "$@"
 ext pdf, has open,     X, flag f = open "$@"
 mime application/pdf, has zathura, X, flag f = zathura -- "$@"
 
+ext docx, has libreoffice,     X, flag f = libreoffice "$@"
 ext docx?, has catdoc,       terminal = catdoc -- "$@" | "$PAGER"
 
 ext                        sxc|xlsx?|xlt|xlw|gnm|gnumeric, has gnumeric,    X, flag f = gnumeric -- "$@"
diff --git a/.config/ranger/scope.sh b/.config/ranger/scope.sh
index 1dadeb1..265f398 100755
--- a/.config/ranger/scope.sh
+++ b/.config/ranger/scope.sh
@@ -84,7 +84,7 @@ handle_extension() {
             ## Preview as text conversion
             odt2txt "${FILE_PATH}" && exit 5
             ## Preview as markdown conversion
-            pandoc -s -t markdown -- "${FILE_PATH}" && exit 5
+            # pandoc -s -t markdown -- "${FILE_PATH}" && exit 5
             exit 1;;
 
         ## XLSX