diff --git a/config/base.keymap b/config/base.keymap
index fc5e437..03a74ae 100644
--- a/config/base.keymap
+++ b/config/base.keymap
@@ -26,7 +26,7 @@
 #include "mouse.dtsi"
 #include "xtr_defaults.h"
 
-ZMK_CONDITIONAL_LAYER(SYS NUM, FN)  // SYS + NUM --> FN
+// ZMK_CONDITIONAL_LAYER(SYS NUM, FN)  // SYS + NUM --> FN
 
 /* Navigation keys and misc shortcuts */
 
@@ -106,12 +106,16 @@ ZMK_BEHAVIOR(hmr, hold_tap,  // right-hand HRMs
 
 /* Custom behaviors */
 
-// tap: num-word | hold: num-layer
+// tap: num-word | double-tap: sticky fun-layer | hold: num-layer
+ZMK_BEHAVIOR(num_fun_dance, tap_dance,
+    tapping-term-ms = <200>;
+    bindings = <&num_word>, <&sl FN>;
+)
 ZMK_BEHAVIOR(num_layer_word, hold_tap,
     flavor = "balanced";
     tapping-term-ms = <200>;
     quick-tap-ms = <QUICK_TAP_MS>;
-    bindings = <&mo>, <&num_word>;
+    bindings = <&mo>, <&num_fun_dance>;
 )
 #define NUM_WORD &num_layer_word NUM 0
 
@@ -150,6 +154,7 @@ ZMK_BEHAVIOR(lt_spc, hold_tap,
     bindings = <&mo>, <&spc_morph>;
 )
 
+// tap: copy | double-tap: cut
 ZMK_BEHAVIOR(copy_cut, tap_dance,
     tapping-term-ms = <200>;
     bindings = <&kp LC(INS)>, <&kp LC(X)>;
@@ -253,7 +258,7 @@ ZMK_LAYER(num_layer,
      // ├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤   ├─────────────┤   ├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤
           &hml LGUI N0  &hml LALT N4  &hml LCTRL N5 &hml LSHFT N6 ___               XTR_MM            ___           ___           ___           ___           ___
      // ├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤   ├─────────────┤   ├─────────────┼─────────────┼─────────────┼─────────────┼─────────────┤
-          ___           &kp N1        &kp N2        &kp N3        ___               XTR_MB            ___           ___           ___           ___           ___
+          &kp N0        &kp N1        &kp N2        &kp N3        ___               XTR_MB            ___           ___           ___           ___           ___
      // ├─────────────┼─────────────┴─────────────┼─────────────┼─────────────┤   ├─────────────┤   ├─────────────┼─────────────┼─────────────┴─────────────┼─────────────┤
           XTR_LH                                    ___           ___               XTR_MH            ___           ___                                       XTR_RH
      // ╰─────────────╯                           ╰─────────────┴─────────────╯   ╰─────────────╯   ╰─────────────┴─────────────╯                           ╰─────────────╯