local variant = vim.o.background -- "dark" or "light"
local colors = {}

if variant == "dark" then
  colors = {
    bg         = "#0b1220", -- Deep midnight blue
    fg         = "#d7dbe7", -- Starlight white
    comment    = "#5b6a8a", -- Muted blue-gray
    red        = "#d77b6e", -- Rusty crimson (village roofs)
    green      = "#7ea97e", -- Cypress green
    yellow     = "#f5d97a", -- Star glow
    blue       = "#345d9d", -- Ultramarine swirl
    magenta    = "#9d7cae", -- Violet undertones
    cyan       = "#5fb8c5", -- Turquoise accent
    cursorline = "#162033", -- Soft navy for line highlight
    highlight  = "#244060", -- Glow for visual mode
  }
else
  colors = {
    bg         = "#f7f4ed", -- Soft parchment dawn
    fg         = "#2f3d59", -- Ink blue
    comment    = "#7c869f", -- Cloud gray
    red        = "#c05a50", -- Terracotta red
    green      = "#608b6f", -- Cypress softened
    yellow     = "#e6c45d", -- Morning gold
    blue       = "#476c9b", -- Sky blue
    magenta    = "#8c6f98", -- Lilac violet
    cyan       = "#6aa5b4", -- Light teal
    cursorline = "#e1ddd3", -- Pale beige
    highlight  = "#c9b99a", -- Golden-beige for visual select
  }
end

vim.cmd("hi clear")
vim.o.termguicolors = true
vim.g.colors_name = "demoiselles"

local set = vim.api.nvim_set_hl
local function hi(group, opts) set(0, group, opts) end

-- Core UI
hi("Normal",      { fg = colors.fg, bg = colors.bg })
hi("CursorLine",  { bg = colors.cursorline })
hi("Visual",      { bg = colors.highlight })
hi("LineNr",      { fg = colors.comment })
hi("CursorLineNr",{ fg = colors.yellow, bold = true })
hi("VertSplit",   { fg = colors.comment })
hi("StatusLine",  { fg = colors.fg, bg = colors.cursorline })
hi("StatusLineNC",{ fg = colors.comment, bg = colors.cursorline })
hi("Pmenu",       { fg = colors.fg, bg = colors.cursorline })
hi("PmenuSel",    { fg = colors.bg, bg = colors.yellow })
hi("Search",      { fg = colors.bg, bg = colors.yellow })
hi("IncSearch",   { fg = colors.bg, bg = colors.red })

-- Syntax
hi("Comment",     { fg = colors.comment, italic = true })
hi("Constant",    { fg = colors.red })
hi("String",      { fg = colors.yellow })
hi("Character",   { fg = colors.yellow })
hi("Number",      { fg = colors.cyan })
hi("Boolean",     { fg = colors.cyan })
hi("Float",       { fg = colors.cyan })

hi("Identifier",  { fg = colors.blue })
hi("Function",    { fg = colors.green })

hi("Statement",   { fg = colors.blue })
hi("Conditional", { fg = colors.magenta })
hi("Repeat",      { fg = colors.magenta })
hi("Label",       { fg = colors.yellow })
hi("Operator",    { fg = colors.fg })
hi("Keyword",     { fg = colors.blue, bold = true })
hi("Exception",   { fg = colors.red })

hi("PreProc",     { fg = colors.magenta })
hi("Include",     { fg = colors.blue })
hi("Define",      { fg = colors.magenta })
hi("Macro",       { fg = colors.magenta })
hi("PreCondit",   { fg = colors.magenta })

hi("Type",        { fg = colors.green })
hi("StorageClass",{ fg = colors.green })
hi("Structure",   { fg = colors.green })
hi("Typedef",     { fg = colors.green })

hi("Special",     { fg = colors.cyan })
hi("SpecialChar", { fg = colors.yellow })
hi("Tag",         { fg = colors.blue })
hi("Delimiter",   { fg = colors.fg })
hi("SpecialComment",{ fg = colors.comment, italic = true })
hi("Debug",       { fg = colors.red })

hi("Underlined",  { fg = colors.blue, underline = true })
hi("Bold",        { bold = true })
hi("Italic",      { italic = true })

hi("Error",       { fg = colors.red, bold = true })
hi("Todo",        { fg = colors.magenta, bold = true })
hi("WarningMsg",  { fg = colors.yellow })
hi("ErrorMsg",    { fg = colors.red, bold = true })

-- Diagnostics (LSP)
hi("DiagnosticError", { fg = colors.red })
hi("DiagnosticWarn",  { fg = colors.yellow })
hi("DiagnosticInfo",  { fg = colors.blue })
hi("DiagnosticHint",  { fg = colors.cyan })

hi("DiagnosticUnderlineError", { undercurl = true, sp = colors.red })
hi("DiagnosticUnderlineWarn",  { undercurl = true, sp = colors.yellow })
hi("DiagnosticUnderlineInfo",  { undercurl = true, sp = colors.blue })
hi("DiagnosticUnderlineHint",  { undercurl = true, sp = colors.cyan })
-- LSP Semantic Tokens
hi("@lsp.type.class",          { fg = colors.yellow })
hi("@lsp.type.function",       { fg = colors.blue })
hi("@lsp.type.variable",       { fg = colors.fg })
hi("@lsp.type.parameter",      { fg = colors.cyan })
hi("@lsp.type.property",       { fg = colors.green })
hi("@lsp.type.enum",           { fg = colors.magenta })

-- Treesitter
hi("@comment",        { fg = colors.comment, italic = true })
hi("@function",       { fg = colors.green })
hi("@keyword",        { fg = colors.red, italic = true })
hi("@string",         { fg = colors.green })
hi("@variable",       { fg = colors.fg })
hi("@type",           { fg = colors.yellow })
hi("@property",       { fg = colors.green })
hi("@number",         { fg = colors.magenta })

-- Telescope
hi("TelescopeBorder",     { fg = colors.comment })
hi("TelescopePromptTitle",{ fg = colors.yellow, bold = true })
hi("TelescopeSelection",  { bg = colors.cursorline })
hi("TelescopeMatching",   { fg = colors.blue })

-- DAP (Debug)
hi("DebugBreakpoint",       { fg = colors.red })
hi("DebugBreakpointLine",   { bg = colors.cursorline })
hi("DebugPC",               { bg = colors.highlight })
hi("DebugCurrentLine",      { underline = true, sp = colors.yellow })

-- Pmenu (Completion)
hi("Pmenu",       { fg = colors.fg, bg = colors.cursorline })
hi("PmenuSel",    { fg = colors.bg, bg = colors.highlight })
hi("PmenuThumb",  { bg = colors.highlight })

-- Notify / Noice / Snacks
hi("NotifyINFOBorder",   { fg = colors.blue })
hi("NotifyWARNBorder",   { fg = colors.yellow })
hi("NotifyERRORBorder",  { fg = colors.red })
hi("NotifyDEBUGBorder",  { fg = colors.cyan })
hi("NotifyTRACEBorder",  { fg = colors.magenta })

hi("NoicePopup",         { bg = colors.cursorline })
hi("NoicePopupmenu",     { bg = colors.cursorline, fg = colors.fg })

-- Git Diff
hi("DiffAdd",    { fg = colors.green })
hi("DiffChange", { fg = colors.blue })
hi("DiffDelete", { fg = colors.red })

-- Terminal Colors
vim.g.terminal_color_0  = colors.bg
vim.g.terminal_color_1  = colors.red
vim.g.terminal_color_2  = colors.green
vim.g.terminal_color_3  = colors.yellow
vim.g.terminal_color_4  = colors.blue
vim.g.terminal_color_5  = colors.magenta
vim.g.terminal_color_6  = colors.cyan
vim.g.terminal_color_7  = colors.fg
vim.g.terminal_color_8  = colors.comment
vim.g.terminal_color_9  = colors.red
vim.g.terminal_color_10 = colors.green
vim.g.terminal_color_11 = colors.yellow
vim.g.terminal_color_12 = colors.blue
vim.g.terminal_color_13 = colors.magenta
vim.g.terminal_color_14 = colors.cyan
vim.g.terminal_color_15 = colors.fg

-- Apply Snacks highlights unconditionally
hi("SnacksNormal",      { fg = colors.fg, bg = colors.bg })
hi("SnacksNormalNC",    { fg = colors.comment, bg = colors.bg })
hi("SnacksWinBar",      { fg = colors.magenta, bg = colors.bg, bold = true })
hi("SnacksWinBarNC",    { fg = colors.comment, bg = colors.bg })
hi("SnacksCursorLine",  { bg = colors.highlight })
hi("SnacksCursor",      { bg = colors.highlight })
hi("SnacksPickerFile",       { fg = colors.green, bold = true  })
hi("SnacksPickerDir",        { fg = colors.comment })
hi("SnacksPickerPathHidden", { fg = colors.comment, italic = true })
hi("SnacksPickerPathIgnored",{ fg = colors.comment, italic = true })
hi("SnacksPickerPrefix",     { fg = colors.yellow })
hi("SnacksPickerNormal",   { fg = colors.fg, bg = colors.yellow })           -- Normal picker line
hi("SnacksPickerSelected", { fg = colors.bg, bg = colors.highlight })    -- Selected item (invert fg/bg)
hi("SnacksPickerCursor",   { fg = colors.yellow, bg = colors.cursorline })
hi("NormalFloat",   { fg = colors.fg, bg = colors.bg })