diff --git a/lua/darkbox.lua b/lua/darkbox.lua
index 9409f0b..4825986 100644
--- a/lua/darkbox.lua
+++ b/lua/darkbox.lua
@@ -201,20 +201,15 @@ local function get_groups()
     DarkboxAquaBold = { fg = colors.aqua, bold = config.bold },
     DarkboxOrange = { fg = colors.orange },
     DarkboxOrangeBold = { fg = colors.orange, bold = config.bold },
-    DarkboxRedSign = config.transparent_mode and { fg = colors.red, reverse = config.invert_signs }
-      or { fg = colors.red, bg = colors.background_1, reverse = config.invert_signs },
-    DarkboxGreenSign = config.transparent_mode and { fg = colors.green, reverse = config.invert_signs }
-      or { fg = colors.green, bg = colors.background_1, reverse = config.invert_signs },
-    DarkboxYellowSign = config.transparent_mode and { fg = colors.yellow, reverse = config.invert_signs }
-      or { fg = colors.yellow, bg = colors.background_1, reverse = config.invert_signs },
-    DarkboxBlueSign = config.transparent_mode and { fg = colors.blue, reverse = config.invert_signs }
-      or { fg = colors.blue, bg = colors.background_1, reverse = config.invert_signs },
-    DarkboxPurpleSign = config.transparent_mode and { fg = colors.purple, reverse = config.invert_signs }
-      or { fg = colors.purple, bg = colors.background_1, reverse = config.invert_signs },
-    DarkboxAquaSign = config.transparent_mode and { fg = colors.aqua, reverse = config.invert_signs }
-      or { fg = colors.aqua, bg = colors.background_1, reverse = config.invert_signs },
-    DarkboxOrangeSign = config.transparent_mode and { fg = colors.orange, reverse = config.invert_signs }
-      or { fg = colors.orange, bg = colors.background_1, reverse = config.invert_signs },
+    -- Sign groups inherit the editor background; adding a gray block contradicts
+    -- the pure-black `background` and creates disjoint gutter chrome.
+    DarkboxRedSign    = { fg = colors.red,    bg = colors.background, reverse = config.invert_signs },
+    DarkboxGreenSign  = { fg = colors.green,  bg = colors.background, reverse = config.invert_signs },
+    DarkboxYellowSign = { fg = colors.yellow, bg = colors.background, reverse = config.invert_signs },
+    DarkboxBlueSign   = { fg = colors.blue,   bg = colors.background, reverse = config.invert_signs },
+    DarkboxPurpleSign = { fg = colors.purple, bg = colors.background, reverse = config.invert_signs },
+    DarkboxAquaSign   = { fg = colors.aqua,   bg = colors.background, reverse = config.invert_signs },
+    DarkboxOrangeSign = { fg = colors.orange, bg = colors.background, reverse = config.invert_signs },
     DarkboxRedUnderline = { undercurl = config.undercurl, sp = colors.red },
     DarkboxGreenUnderline = { undercurl = config.undercurl, sp = colors.green },
     DarkboxYellowUnderline = { undercurl = config.undercurl, sp = colors.yellow },
@@ -245,12 +240,12 @@ local function get_groups()
     CurSearch = { link = "IncSearch" },
     QuickFixLine = { link = "DarkboxPurple" },
     Underlined = { fg = colors.blue, underline = config.underline },
-    StatusLine = { fg = colors.background_2, bg = colors.foreground_1, reverse = config.inverse },
-    StatusLineNC = { fg = colors.background_1, bg = colors.foreground_4, reverse = config.inverse },
+    StatusLine = { fg = colors.foreground, bg = colors.background },
+    StatusLineNC = { fg = colors.foreground_4, bg = colors.background },
     WinBar = { fg = colors.foreground_4, bg = colors.background },
     WinBarNC = { fg = colors.foreground_3, bg = colors.background_1 },
-    WinSeparator = config.transparent_mode and { fg = colors.background_3, bg = nil }
-      or { fg = colors.background_3, bg = colors.background },
+    WinSeparator = config.transparent_mode and { fg = colors.background_2, bg = nil }
+      or { fg = colors.background_2, bg = colors.background },
     WildMenu = { fg = colors.blue, bg = colors.background_2, bold = config.bold },
     Directory = { link = "DarkboxGreenBold" },
     Title = { link = "DarkboxGreenBold" },
@@ -297,10 +292,12 @@ local function get_groups()
     StorageClass = { link = "DarkboxOrange" },
     Structure = { link = "DarkboxAqua" },
     Typedef = { link = "DarkboxYellow" },
-    Pmenu = { fg = colors.foreground_1, bg = colors.background_2 },
-    PmenuSel = { fg = colors.background_2, bg = colors.blue, bold = config.bold },
-    PmenuSbar = { bg = colors.background_2 },
-    PmenuThumb = { bg = colors.background_4 },
+    Pmenu = { fg = colors.foreground, bg = colors.background },
+    PmenuSel = { fg = colors.background, bg = colors.blue, bold = config.bold },
+    PmenuSbar = { bg = colors.background },
+    PmenuThumb = { bg = colors.background_2 },
+    FloatBorder = { fg = colors.background_2, bg = colors.background },
+    FloatTitle = { fg = colors.foreground, bg = colors.background, bold = config.bold },
     DiffDelete = { bg = colors.dark_red },
     DiffAdd = { bg = colors.dark_green },
     DiffChange = { bg = colors.dark_aqua },
@@ -345,12 +342,12 @@ local function get_groups()
     GitSignsDelete = { fg = colors.red },
 
     -- barbar.nvim
-    BufferCurrent        = { fg = colors.foreground,   bg = colors.background, bold = true },
-    BufferCurrentIndex   = { fg = colors.yellow,       bg = colors.background, bold = true },
-    BufferCurrentMod     = { fg = colors.orange,       bg = colors.background },
-    BufferCurrentSign    = { fg = colors.yellow,       bg = colors.background },
-    BufferCurrentIcon    = { fg = colors.aqua,         bg = colors.background },
-    BufferCurrentTarget  = { fg = colors.red,          bg = colors.background, bold = true },
+    BufferCurrent        = { fg = colors.foreground, bg = colors.background, bold = true },
+    BufferCurrentIndex   = { fg = colors.foreground, bg = colors.background, bold = true },
+    BufferCurrentMod     = { fg = colors.orange,     bg = colors.background },
+    BufferCurrentSign    = { fg = colors.yellow,     bg = colors.background },
+    BufferCurrentIcon    = { link = "BufferCurrent" },
+    BufferCurrentTarget  = { fg = colors.red,        bg = colors.background, bold = true },
     BufferCurrentADDED   = { fg = colors.green,        bg = colors.background },
     BufferCurrentCHANGED = { fg = colors.orange,       bg = colors.background },
     BufferCurrentDELETED = { fg = colors.red,          bg = colors.background },
@@ -374,7 +371,7 @@ local function get_groups()
 
     BufferTabpages     = { fg = colors.yellow,       bg = colors.background, bold = true },
     BufferTabpageFill  = { fg = colors.foreground_4, bg = colors.background },
-    BufferOffset       = { fg = colors.foreground_3, bg = colors.background },
+    BufferOffset       = { fg = colors.foreground, bg = colors.background, bold = true },
     BufferAlternate    = { fg = colors.foreground_2, bg = colors.background },
     BufferAlternateSign   = { fg = colors.foreground_3, bg = colors.background },
     BufferAlternateIndex  = { fg = colors.foreground_3, bg = colors.background },
@@ -492,6 +489,49 @@ local function get_groups()
     CmpItemKindConstant = { link = "DarkboxOrange" },
     CmpItemKindStruct = { link = "DarkboxYellow" },
     CmpItemKindTypeParameter = { link = "DarkboxYellow" },
+
+    -- blink.cmp: mirror the nvim-cmp conventions so the completion UI is
+    -- themed without any plugin-side wiring.
+    BlinkCmpMenu              = { link = "NormalFloat" },
+    BlinkCmpMenuBorder        = { link = "FloatBorder" },
+    BlinkCmpMenuSelection     = { link = "PmenuSel" },
+    BlinkCmpDoc               = { link = "NormalFloat" },
+    BlinkCmpDocBorder         = { link = "FloatBorder" },
+    BlinkCmpSignatureHelp     = { link = "NormalFloat" },
+    BlinkCmpSignatureHelpBorder = { link = "FloatBorder" },
+    BlinkCmpLabel             = { link = "NormalFloat" },
+    BlinkCmpLabelMatch        = { link = "DarkboxGreenBold" },
+    BlinkCmpLabelDetail       = { link = "Comment" },
+    BlinkCmpLabelDescription  = { link = "Comment" },
+    BlinkCmpLabelDeprecated   = { fg = colors.foreground_4, strikethrough = true },
+    BlinkCmpGhostText         = { link = "Comment" },
+    BlinkCmpKind              = { link = "CmpItemKind" },
+    BlinkCmpKindText          = { link = "CmpItemKindText" },
+    BlinkCmpKindMethod        = { link = "CmpItemKindMethod" },
+    BlinkCmpKindFunction      = { link = "CmpItemKindFunction" },
+    BlinkCmpKindConstructor   = { link = "CmpItemKindConstructor" },
+    BlinkCmpKindField         = { link = "CmpItemKindField" },
+    BlinkCmpKindVariable      = { link = "CmpItemKindVariable" },
+    BlinkCmpKindClass         = { link = "CmpItemKindClass" },
+    BlinkCmpKindInterface     = { link = "CmpItemKindInterface" },
+    BlinkCmpKindModule        = { link = "CmpItemKindModule" },
+    BlinkCmpKindProperty      = { link = "CmpItemKindProperty" },
+    BlinkCmpKindUnit          = { link = "CmpItemKindUnit" },
+    BlinkCmpKindValue         = { link = "CmpItemKindValue" },
+    BlinkCmpKindEnum          = { link = "CmpItemKindEnum" },
+    BlinkCmpKindKeyword       = { link = "CmpItemKindKeyword" },
+    BlinkCmpKindSnippet       = { link = "CmpItemKindSnippet" },
+    BlinkCmpKindColor         = { link = "CmpItemKindColor" },
+    BlinkCmpKindFile          = { link = "CmpItemKindFile" },
+    BlinkCmpKindReference     = { link = "CmpItemKindReference" },
+    BlinkCmpKindFolder        = { link = "CmpItemKindFolder" },
+    BlinkCmpKindEnumMember    = { link = "CmpItemKindEnumMember" },
+    BlinkCmpKindConstant      = { link = "CmpItemKindConstant" },
+    BlinkCmpKindStruct        = { link = "CmpItemKindStruct" },
+    BlinkCmpKindEvent         = { link = "CmpItemKindEvent" },
+    BlinkCmpKindOperator      = { link = "CmpItemKindOperator" },
+    BlinkCmpKindTypeParameter = { link = "CmpItemKindTypeParameter" },
+
     diffAdded = { link = "DiffAdd" },
     diffRemoved = { link = "DiffDelete" },
     diffChanged = { link = "DiffChange" },