// const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {

// ..................................................... Symbol Navigation Layer

  // .-----------------------------------------------------------------------------------.
  // |      |   ~  |   *  |   &  |      |      |      |      | Home |  Up  |  End | PgUp |
  // |-----------------------------------------------------------------------------------|
  // |  GUI |   ^  |   %  |   $  |      |      |      |      | Left | Down | Right| PgDn |
  // |-----------------------------------------------------------------------------------|
  // |      |   #  |   @  |   !  |      |      |      |      |      |      |      |      |
  // |-----------------------------------------------------------------------------------|
  // |                           |Adjust|   \  |      |  f() |                           |
  // '-----------------------------------------------------------------------------------'

  [_SYMBOL] = LAYOUT_planck_grid(
    _______, KC_TILD, KC_ASTR, KC_AMPR, _______, ___x___, ___x___, _______, KC_HOME, KC_UP,   KC_END,  KC_PGUP,
    OS_GUI,  SM_CIRC, SM_PERC, SM_DLR,  _______, ___x___, ___x___, _______, KC_LEFT, KC_DOWN, KC_RGHT, KC_PGDN,
    _______, KC_HASH, KC_AT,   KC_EXLM, _______, ___x___, ___x___, _______, _______, _______, _______, _______,
    ___x___, ___x___, ___x___, ADJUST,  LT_BSLS, ___x___, ___x___, ___x___, ___fn__, ___x___, ___x___, ___x___
  ),

// ............................................................... Mouse Actions

  // .-----------------------------------------------------------------------------------.
  // |      |      |      |      |      |      |      |      | Left |  Up  | Right|  Up  |
  // |-----------------------------------------------------------------------------------|
  // |      | Btn3 | Btn2 | Btn1 |      |      |      |      | Left | Down | Right| Down |
  // |-----------------------------------------------------------------------------------|
  // |      |      |      |      |      |      |      |      |      |      |      |      |
  // |-----------------------------------------------------------------------------------|
  // |                           |      |  f() |      |  f() |                           |
  // '-----------------------------------------------------------------------------------'

  [_MOUSE] = LAYOUT_planck_grid(
    _______, _______, _______, _______, _______, ___x___, ___x___, _______, KC_WH_L, KC_MS_U, KC_WH_R, KC_WH_U,
    _______, KC_BTN3, KC_BTN2, KC_BTN1, _______, ___x___, ___x___, _______, KC_MS_L, KC_MS_D, KC_MS_R, KC_WH_D,
    _______, _______, _______, _______, _______, ___x___, ___x___, _______, _______, _______, _______, _______,
    _______, _______, _______, _______, ___fn__, _______, _______, _______, ___fn__, _______, _______, _______
  ),