change colorscheme to kanegawa, add gentoo-syntax

nvim/lua/plugins/colorscheme.lua

@@ -1,16 +1,31 @@
 return {
     {
-        "EdenEast/nightfox.nvim",
+        "rebelot/kanagawa.nvim",
         priority = 1000,
         config = function()
-            require("nightfox").setup({
-                palettes = {
-                    carbonfox = {
-                        bg1 = "#0C0C0C",
+            require("kanagawa").setup({
+                transparent = true,
+                theme = "dragon",
+                colors = {
+                    theme = {
+                        all = {
+                            ui = {
+                                bg_gutter = "none"
+                            }
+                        }
                     }
-                }
+                },
+                overrides = function(colors)
+                    local theme = colors.theme
+                    return {
+                        Pmenu = { fg = theme.ui.shade0, bg = theme.ui.bg_p1, blend = vim.o.pumblend }, -- add `blend = vim.o.pumblend` to enable transparency
+                        PmenuSel = { fg = "NONE", bg = theme.ui.bg_p2 },
+                        PmenuSbar = { bg = theme.ui.bg_m1 },
+                        PmenuThumb = { bg = theme.ui.bg_p2 },
+                    }
+                end
             })
-            vim.cmd.colorscheme("carbonfox")
+            vim.cmd.colorscheme("kanagawa-dragon")
         end
     },
 }