Add new GUI themes and update documentation.

- Amber
- LCARS
- Orbital
- Weyland-Yutani
- Kanagawa Paper (dark mode extension)

Update help text to reflect additions.

CMakeLists.txt

@@ -155,7 +155,11 @@ set(THEME_HEADERS
         themes/Nord.h
         themes/Everforest.h
         themes/KanagawaPaper.h
+        themes/LCARS.h
         themes/OldBook.h
+        themes/Amber.h
+        themes/Orbital.h
+        themes/WeylandYutani.h
         themes/Zenburn.h
 )
 

GUITheme.h

@@ -20,16 +20,20 @@ static inline auto gBackgroundMode = BackgroundMode::Dark;
 
 // Basic theme identifier (kept minimal; some ids are aliases)
 enum class ThemeId {
-    EInk = 0,
+	EInk = 0,
-    GruvboxDarkMedium = 1,
+	GruvboxDarkMedium = 1,
-    GruvboxLightMedium = 1, // alias to unified gruvbox index
+	GruvboxLightMedium = 1, // alias to unified gruvbox index
-    Nord = 2,
+	Nord = 2,
-    Plan9 = 3,
+	Plan9 = 3,
-    Solarized = 4,
+	Solarized = 4,
-    Everforest = 5,
+	Everforest = 5,
-    KanagawaPaper = 6,
+	KanagawaPaper = 6,
-    OldBook = 7,
+	LCARS = 7,
-    Zenburn = 8,
+	OldBook = 8,
+	Zenburn = 9,
+	Amber = 10,
+	WeylandYutani = 11,
+	Orbital = 12,
 };
 
 // Current theme tracking
@@ -71,8 +75,12 @@ BackgroundModeName()
 #include "themes/EInk.h"
 #include "themes/Everforest.h"
 #include "themes/KanagawaPaper.h"
+#include "themes/LCARS.h"
 #include "themes/OldBook.h"
+#include "themes/Amber.h"
+#include "themes/WeylandYutani.h"
 #include "themes/Zenburn.h"
+#include "themes/Orbital.h"
 
 
 // Theme abstraction and registry (generalized theme system)
@@ -86,6 +94,25 @@ public:
 };
 
 namespace detail {
+struct LCARSTheme final : Theme {
+	[[nodiscard]] const char *Name() const override
+	{
+		return "lcars";
+	}
+
+
+	void Apply() const override
+	{
+		ApplyLcarsTheme();
+	}
+
+
+	ThemeId Id() override
+	{
+		return ThemeId::LCARS;
+	}
+};
+
 struct EverforestTheme final : Theme {
 	[[nodiscard]] const char *Name() const override
 	{
@@ -133,7 +160,10 @@ struct OldBookTheme final : Theme {
 
 	void Apply() const override
 	{
-		ApplyOldBookTheme();
+		if (gBackgroundMode == BackgroundMode::Dark)
+			ApplyOldBookDarkTheme();
+		else
+			ApplyOldBookLightTheme();
 	}
 
 
@@ -143,6 +173,25 @@ struct OldBookTheme final : Theme {
 	}
 };
 
+struct OrbitalTheme final : Theme {
+	[[nodiscard]] const char *Name() const override
+	{
+		return "orbital";
+	}
+
+
+	void Apply() const override
+	{
+		ApplyOrbitalTheme();
+	}
+
+
+	ThemeId Id() override
+	{
+		return ThemeId::Orbital;
+	}
+};
+
 struct ZenburnTheme final : Theme {
 	[[nodiscard]] const char *Name() const override
 	{
@@ -161,6 +210,7 @@ struct ZenburnTheme final : Theme {
 		return ThemeId::Zenburn;
 	}
 };
+
 struct NordTheme final : Theme {
 	[[nodiscard]] const char *Name() const override
 	{
@@ -180,6 +230,44 @@ struct NordTheme final : Theme {
 	}
 };
 
+struct AmberTheme final : Theme {
+	[[nodiscard]] const char *Name() const override
+	{
+		return "amber";
+	}
+
+
+	void Apply() const override
+	{
+		ApplyAmberTheme();
+	}
+
+
+	ThemeId Id() override
+	{
+		return ThemeId::Amber;
+	}
+};
+
+struct WeylandYutaniTheme final : Theme {
+	[[nodiscard]] const char *Name() const override
+	{
+		return "weyland-yutani";
+	}
+
+
+	void Apply() const override
+	{
+		ApplyWeylandYutaniTheme();
+	}
+
+
+	ThemeId Id() override
+	{
+		return ThemeId::WeylandYutani;
+	}
+};
+
 struct GruvboxTheme final : Theme {
 	[[nodiscard]] const char *Name() const override
 	{
@@ -270,21 +358,25 @@ struct Plan9Theme final : Theme {
 static const std::vector<std::unique_ptr<Theme> > &
 ThemeRegistry()
 {
-    static std::vector<std::unique_ptr<Theme> > reg;
+	static std::vector<std::unique_ptr<Theme> > reg;
-    if (reg.empty()) {
+	if (reg.empty()) {
-        // Alphabetical by canonical name:
+		// Alphabetical by canonical name:
-        // eink, everforest, gruvbox, kanagawa-paper, nord, old-book, plan9, solarized, zenburn
+		// amber, eink, everforest, gruvbox, kanagawa-paper, lcars, nord, old-book, orbital, plan9, solarized, weyland-yutani, zenburn
-        reg.emplace_back(std::make_unique<detail::EInkTheme>());
+		reg.emplace_back(std::make_unique<detail::AmberTheme>());
-        reg.emplace_back(std::make_unique<detail::EverforestTheme>());
+		reg.emplace_back(std::make_unique<detail::EInkTheme>());
-        reg.emplace_back(std::make_unique<detail::GruvboxTheme>());
+		reg.emplace_back(std::make_unique<detail::EverforestTheme>());
-        reg.emplace_back(std::make_unique<detail::KanagawaPaperTheme>());
+		reg.emplace_back(std::make_unique<detail::GruvboxTheme>());
-        reg.emplace_back(std::make_unique<detail::NordTheme>());
+		reg.emplace_back(std::make_unique<detail::KanagawaPaperTheme>());
-        reg.emplace_back(std::make_unique<detail::OldBookTheme>());
+		reg.emplace_back(std::make_unique<detail::LCARSTheme>());
-        reg.emplace_back(std::make_unique<detail::Plan9Theme>());
+		reg.emplace_back(std::make_unique<detail::NordTheme>());
-        reg.emplace_back(std::make_unique<detail::SolarizedTheme>());
+		reg.emplace_back(std::make_unique<detail::OldBookTheme>());
-        reg.emplace_back(std::make_unique<detail::ZenburnTheme>());
+		reg.emplace_back(std::make_unique<detail::OrbitalTheme>());
-    }
+		reg.emplace_back(std::make_unique<detail::Plan9Theme>());
-    return reg;
+		reg.emplace_back(std::make_unique<detail::SolarizedTheme>());
+		reg.emplace_back(std::make_unique<detail::WeylandYutaniTheme>());
+		reg.emplace_back(std::make_unique<detail::ZenburnTheme>());
+	}
+	return reg;
 }
 
 
@@ -398,9 +490,20 @@ ApplyThemeByName(const std::string &name)
 	} else if (n == "oldbook") {
 		// alias to old-book
 		n = "old-book";
-	} else if (n == "kanagawa" || n == "kanagawa-paper-light" || n == "kanagawa-light") {
+	} else if (n == "old-book-dark" || n == "oldbook-dark") {
-		// map to canonical kanagawa-paper (it's a light theme)
+		SetBackgroundMode(BackgroundMode::Dark);
+		n = "old-book";
+	} else if (n == "old-book-light" || n == "oldbook-light") {
+		SetBackgroundMode(BackgroundMode::Light);
+		n = "old-book";
+	} else if (n == "kanagawa" || n == "kanagawa-paper-light" || n == "kanagawa-light"
+	           || n == "kanagawa-dark" || n == "kanagawa-paper-dark") {
+		// map to canonical kanagawa-paper; background controls light/dark
 		n = "kanagawa-paper";
+	} else if (n == "vim-amber") {
+		n = "amber";
+	} else if (n == "weyland") {
+		n = "weyland-yutani";
 	}
 
 	const auto &reg = ThemeRegistry();
@@ -433,54 +536,70 @@ CurrentThemeName()
 static size_t
 ThemeIndexFromId(const ThemeId id)
 {
-    switch (id) {
+	switch (id) {
-    case ThemeId::EInk:
+	case ThemeId::Amber:
-        return 0;
+		return 0;
-    case ThemeId::Everforest:
+	case ThemeId::EInk:
-        return 1;
+		return 1;
-    case ThemeId::GruvboxDarkMedium:
+	case ThemeId::Everforest:
-        return 2;
+		return 2;
-    case ThemeId::KanagawaPaper:
+	case ThemeId::GruvboxDarkMedium:
-        return 3;
+		return 3;
-    case ThemeId::Nord:
+	case ThemeId::KanagawaPaper:
-        return 4;
+		return 4;
-    case ThemeId::OldBook:
+	case ThemeId::LCARS:
-        return 5;
+		return 5;
-    case ThemeId::Plan9:
+	case ThemeId::Nord:
-        return 6;
+		return 6;
-    case ThemeId::Solarized:
+	case ThemeId::OldBook:
-        return 7;
+		return 7;
-    case ThemeId::Zenburn:
+	case ThemeId::Orbital:
-        return 8;
+		return 8;
-    }
+	case ThemeId::Plan9:
-    return 0;
+		return 9;
+	case ThemeId::Solarized:
+		return 10;
+	case ThemeId::WeylandYutani:
+		return 11;
+	case ThemeId::Zenburn:
+		return 12;
+	}
+	return 0;
 }
 
 
 static ThemeId
 ThemeIdFromIndex(const size_t idx)
 {
-    switch (idx) {
+	switch (idx) {
-    default:
+	default:
-    case 0:
+	case 0:
-        return ThemeId::EInk;
+		return ThemeId::Amber;
-    case 1:
+	case 1:
-        return ThemeId::Everforest;
+		return ThemeId::EInk;
-    case 2:
+	case 2:
-        return ThemeId::GruvboxDarkMedium; // unified gruvbox
+		return ThemeId::Everforest;
-    case 3:
+	case 3:
-        return ThemeId::KanagawaPaper;
+		return ThemeId::GruvboxDarkMedium; // unified gruvbox
-    case 4:
+	case 4:
-        return ThemeId::Nord;
+		return ThemeId::KanagawaPaper;
-    case 5:
+	case 5:
-        return ThemeId::OldBook;
+		return ThemeId::LCARS;
-    case 6:
+	case 6:
-        return ThemeId::Plan9;
+		return ThemeId::Nord;
-    case 7:
+	case 7:
-        return ThemeId::Solarized;
+		return ThemeId::OldBook;
-    case 8:
+	case 8:
-        return ThemeId::Zenburn;
+		return ThemeId::Orbital;
-    }
+	case 9:
+		return ThemeId::Plan9;
+	case 10:
+		return ThemeId::Solarized;
+	case 11:
+		return ThemeId::WeylandYutani;
+	case 12:
+		return ThemeId::Zenburn;
+	}
 }
 
 
@@ -525,4 +644,4 @@ SyntaxInk(const TokenKind k)
 		return def;
 	}
 }
-} // namespace kte
+} // namespace kte

HelpText.cc

@@ -75,7 +75,7 @@ HelpText::Text()
 		"Buffers:\n  +HELP+ is read-only. Press C-k ' to toggle; C-k h restores it.\n"
 		"\n"
 		"GUI appearance (command prompt):\n"
-		"  : theme NAME         Set GUI theme (eink, everforest, gruvbox, kanagawa-paper, nord, old-book, plan9, solarized, zenburn)\n"
+		"  : theme NAME         Set GUI theme (amber, eink, everforest, gruvbox, kanagawa-paper, lcars, nord, old-book, plan9, solarized, weyland-yutani, zenburn)\n"
-		"  : background MODE    Set background: light | dark (affects eink, gruvbox, solarized)\n"
+		"  : background MODE    Set background: light | dark (affects eink, gruvbox, old-book, solarized)\n"
 	);
 }

docs/kte.1

@@ -146,15 +146,16 @@ When running the GUI frontend, you can control appearance via the generic
 command prompt (type "C-k ;" then enter commands):
 .TP
 .B : theme NAME
-Set the GUI theme. Available names: "eink", "everforest", "gruvbox", "kanagawa-paper", "nord", "old-book", "plan9", "solarized", "zenburn".
+Set the GUI theme. Available names: "amber", "eink", "everforest", "gruvbox", "kanagawa-paper", "lcars", "nord", "old-book", "orbital", "plan9", "solarized", "weyland-yutani", "zenburn".
 Compatibility aliases are also accepted: "gruvbox-dark", "gruvbox-light",
 "solarized-dark", "solarized-light", "eink-dark", "eink-light",
-"everforest-hard", "oldbook", "kanagawa", "kanagawa-light", "kanagawa-paper-light".
+"everforest-hard", "oldbook", "old-book-dark", "old-book-light",
+"kanagawa", "kanagawa-light", "kanagawa-paper-light", "vim-amber", "weyland".
 .TP
 .B : background MODE
 Set background mode for supported themes. MODE is either "light" or "dark".
-Themes that respond to background: eink, gruvbox, solarized. The
+Themes that respond to background: eink, gruvbox, kanagawa-paper, old-book, solarized. The
-"nord" and "plan9" themes do not vary with background.
+"lcars", "nord" and "plan9" themes do not vary with background.
 
 .SH CONFIGURATION
 The GUI reads a simple configuration file at

themes/Amber.h

@@ -0,0 +1,107 @@
+// themes/Amber.h — Vim Amber inspired ImGui theme (header-only)
+#pragma once
+#include "ThemeHelpers.h"
+
+// Expects to be included from GUITheme.h after <imgui.h> and RGBA() helper
+
+static inline void
+ApplyAmberTheme()
+{
+	// Amber: dark background with amber/orange highlights and warm text
+	const ImVec4 bg0 = RGBA(0x141414);
+	const ImVec4 bg1 = RGBA(0x1E1E1E);
+	const ImVec4 bg2 = RGBA(0x2A2A2A);
+	const ImVec4 bg3 = RGBA(0x343434);
+
+	const ImVec4 text  = RGBA(0xE6D5A3); // warm parchment-like text
+	const ImVec4 text2 = RGBA(0xFFF2C2);
+
+	const ImVec4 amber  = RGBA(0xFFB000);
+	const ImVec4 orange = RGBA(0xFF8C32);
+	const ImVec4 yellow = RGBA(0xFFD166);
+	const ImVec4 teal   = RGBA(0x3AAFA9);
+	const ImVec4 cyan   = RGBA(0x4CC9F0);
+
+	ImGuiStyle &style      = ImGui::GetStyle();
+	style.WindowPadding    = ImVec2(8.0f, 8.0f);
+	style.FramePadding     = ImVec2(6.0f, 4.0f);
+	style.CellPadding      = ImVec2(6.0f, 4.0f);
+	style.ItemSpacing      = ImVec2(6.0f, 6.0f);
+	style.ItemInnerSpacing = ImVec2(6.0f, 4.0f);
+	style.ScrollbarSize    = 14.0f;
+	style.GrabMinSize      = 10.0f;
+	style.WindowRounding   = 4.0f;
+	style.FrameRounding    = 3.0f;
+	style.PopupRounding    = 4.0f;
+	style.GrabRounding     = 3.0f;
+	style.TabRounding      = 4.0f;
+	style.WindowBorderSize = 1.0f;
+	style.FrameBorderSize  = 1.0f;
+
+	ImVec4 *colors                = style.Colors;
+	colors[ImGuiCol_Text]         = text;
+	colors[ImGuiCol_TextDisabled] = ImVec4(text.x, text.y, text.z, 0.55f);
+	colors[ImGuiCol_WindowBg]     = bg0;
+	colors[ImGuiCol_ChildBg]      = bg0;
+	colors[ImGuiCol_PopupBg]      = ImVec4(bg1.x, bg1.y, bg1.z, 0.98f);
+	colors[ImGuiCol_Border]       = bg3;
+	colors[ImGuiCol_BorderShadow] = RGBA(0x000000, 0.0f);
+
+	colors[ImGuiCol_FrameBg]        = bg2;
+	colors[ImGuiCol_FrameBgHovered] = ImVec4(amber.x, amber.y, amber.z, 0.20f);
+	colors[ImGuiCol_FrameBgActive]  = ImVec4(orange.x, orange.y, orange.z, 0.25f);
+
+	colors[ImGuiCol_TitleBg]          = bg1;
+	colors[ImGuiCol_TitleBgActive]    = bg2;
+	colors[ImGuiCol_TitleBgCollapsed] = bg1;
+
+	colors[ImGuiCol_MenuBarBg]            = bg1;
+	colors[ImGuiCol_ScrollbarBg]          = bg0;
+	colors[ImGuiCol_ScrollbarGrab]        = bg3;
+	colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(amber.x, amber.y, amber.z, 0.50f);
+	colors[ImGuiCol_ScrollbarGrabActive]  = amber;
+
+	colors[ImGuiCol_CheckMark]        = amber;
+	colors[ImGuiCol_SliderGrab]       = amber;
+	colors[ImGuiCol_SliderGrabActive] = orange;
+
+	colors[ImGuiCol_Button]        = bg3;
+	colors[ImGuiCol_ButtonHovered] = ImVec4(amber.x, amber.y, amber.z, 0.25f);
+	colors[ImGuiCol_ButtonActive]  = ImVec4(amber.x, amber.y, amber.z, 0.40f);
+
+	colors[ImGuiCol_Header]        = ImVec4(amber.x, amber.y, amber.z, 0.25f);
+	colors[ImGuiCol_HeaderHovered] = ImVec4(yellow.x, yellow.y, yellow.z, 0.30f);
+	colors[ImGuiCol_HeaderActive]  = ImVec4(orange.x, orange.y, orange.z, 0.30f);
+
+	colors[ImGuiCol_Separator]        = bg3;
+	colors[ImGuiCol_SeparatorHovered] = amber;
+	colors[ImGuiCol_SeparatorActive]  = orange;
+
+	colors[ImGuiCol_ResizeGrip]        = ImVec4(text2.x, text2.y, text2.z, 0.12f);
+	colors[ImGuiCol_ResizeGripHovered] = ImVec4(amber.x, amber.y, amber.z, 0.67f);
+	colors[ImGuiCol_ResizeGripActive]  = orange;
+
+	colors[ImGuiCol_Tab]                = bg2;
+	colors[ImGuiCol_TabHovered]         = ImVec4(amber.x, amber.y, amber.z, 0.25f);
+	colors[ImGuiCol_TabActive]          = ImVec4(yellow.x, yellow.y, yellow.z, 0.30f);
+	colors[ImGuiCol_TabUnfocused]       = bg2;
+	colors[ImGuiCol_TabUnfocusedActive] = bg3;
+
+	colors[ImGuiCol_TableHeaderBg]     = bg2;
+	colors[ImGuiCol_TableBorderStrong] = bg1;
+	colors[ImGuiCol_TableBorderLight]  = ImVec4(bg1.x, bg1.y, bg1.z, 0.6f);
+	colors[ImGuiCol_TableRowBg]        = ImVec4(bg1.x, bg1.y, bg1.z, 0.2f);
+	colors[ImGuiCol_TableRowBgAlt]     = ImVec4(bg1.x, bg1.y, bg1.z, 0.35f);
+
+	colors[ImGuiCol_TextSelectedBg]        = ImVec4(amber.x, amber.y, amber.z, 0.28f);
+	colors[ImGuiCol_DragDropTarget]        = orange;
+	colors[ImGuiCol_NavHighlight]          = cyan;
+	colors[ImGuiCol_NavWindowingHighlight] = ImVec4(text2.x, text2.y, text2.z, 0.70f);
+	colors[ImGuiCol_NavWindowingDimBg]     = ImVec4(0.0f, 0.0f, 0.0f, 0.45f);
+	colors[ImGuiCol_ModalWindowDimBg]      = ImVec4(0.0f, 0.0f, 0.0f, 0.45f);
+
+	colors[ImGuiCol_PlotLines]            = teal;
+	colors[ImGuiCol_PlotLinesHovered]     = cyan;
+	colors[ImGuiCol_PlotHistogram]        = amber;
+	colors[ImGuiCol_PlotHistogramHovered] = orange;
+}

themes/KanagawaPaper.h

@@ -5,7 +5,7 @@
 // Expects to be included from GUITheme.h after <imgui.h> and RGBA() helper
 
 static void
-ApplyKanagawaPaperTheme()
+ApplyKanagawaPaperLightTheme()
 {
 	// Approximate Kanagawa Paper (light) palette
 	const ImVec4 bg0 = RGBA(0xF2EAD3); // paper
@@ -102,4 +102,105 @@ ApplyKanagawaPaperTheme()
 	colors[ImGuiCol_PlotLinesHovered]      = blue;
 	colors[ImGuiCol_PlotHistogram]         = yellow;
 	colors[ImGuiCol_PlotHistogramHovered]  = orange;
+}
+
+
+static void
+ApplyKanagawaPaperDarkTheme()
+{
+	// Approximate Kanagawa (dark) with paper-inspired warmth
+	const ImVec4 bg0 = RGBA(0x1F1E1A); // deep warm black
+	const ImVec4 bg1 = RGBA(0x25241F);
+	const ImVec4 bg2 = RGBA(0x2E2C26);
+	const ImVec4 bg3 = RGBA(0x3A372F);
+	const ImVec4 fg0 = RGBA(0xDCD7BA); // warm ivory ink (kanagawa fg)
+	const ImVec4 fg1 = RGBA(0xC8C093);
+
+	// Accents similar to kanagawa-wave
+	const ImVec4 teal   = RGBA(0x7AA89F);
+	const ImVec4 orange = RGBA(0xFFA066);
+	const ImVec4 blue   = RGBA(0x7E9CD8);
+	const ImVec4 yellow = RGBA(0xE6C384);
+
+	ImGuiStyle &style      = ImGui::GetStyle();
+	style.WindowPadding    = ImVec2(8.0f, 8.0f);
+	style.FramePadding     = ImVec2(6.0f, 4.0f);
+	style.CellPadding      = ImVec2(6.0f, 4.0f);
+	style.ItemSpacing      = ImVec2(6.0f, 6.0f);
+	style.ItemInnerSpacing = ImVec2(6.0f, 4.0f);
+	style.ScrollbarSize    = 14.0f;
+	style.GrabMinSize      = 10.0f;
+	style.WindowRounding   = 4.0f;
+	style.FrameRounding    = 3.0f;
+	style.PopupRounding    = 4.0f;
+	style.GrabRounding     = 3.0f;
+	style.TabRounding      = 4.0f;
+	style.WindowBorderSize = 1.0f;
+	style.FrameBorderSize  = 1.0f;
+
+	ImVec4 *c                         = style.Colors;
+	c[ImGuiCol_Text]                  = fg0;
+	c[ImGuiCol_TextDisabled]          = ImVec4(fg1.x, fg1.y, fg1.z, 0.6f);
+	c[ImGuiCol_WindowBg]              = bg0;
+	c[ImGuiCol_ChildBg]               = bg0;
+	c[ImGuiCol_PopupBg]               = ImVec4(bg1.x, bg1.y, bg1.z, 0.98f);
+	c[ImGuiCol_Border]                = bg2;
+	c[ImGuiCol_BorderShadow]          = RGBA(0x000000, 0.0f);
+	c[ImGuiCol_FrameBg]               = bg2;
+	c[ImGuiCol_FrameBgHovered]        = bg3;
+	c[ImGuiCol_FrameBgActive]         = bg1;
+	c[ImGuiCol_TitleBg]               = bg1;
+	c[ImGuiCol_TitleBgActive]         = bg2;
+	c[ImGuiCol_TitleBgCollapsed]      = bg1;
+	c[ImGuiCol_MenuBarBg]             = bg1;
+	c[ImGuiCol_ScrollbarBg]           = bg0;
+	c[ImGuiCol_ScrollbarGrab]         = bg3;
+	c[ImGuiCol_ScrollbarGrabHovered]  = bg2;
+	c[ImGuiCol_ScrollbarGrabActive]   = bg1;
+	c[ImGuiCol_CheckMark]             = teal;
+	c[ImGuiCol_SliderGrab]            = teal;
+	c[ImGuiCol_SliderGrabActive]      = blue;
+	c[ImGuiCol_Button]                = bg3;
+	c[ImGuiCol_ButtonHovered]         = bg2;
+	c[ImGuiCol_ButtonActive]          = bg1;
+	c[ImGuiCol_Header]                = bg3;
+	c[ImGuiCol_HeaderHovered]         = bg2;
+	c[ImGuiCol_HeaderActive]          = bg2;
+	c[ImGuiCol_Separator]             = bg2;
+	c[ImGuiCol_SeparatorHovered]      = bg1;
+	c[ImGuiCol_SeparatorActive]       = teal;
+	c[ImGuiCol_ResizeGrip]            = ImVec4(fg1.x, fg1.y, fg1.z, 0.15f);
+	c[ImGuiCol_ResizeGripHovered]     = ImVec4(teal.x, teal.y, teal.z, 0.67f);
+	c[ImGuiCol_ResizeGripActive]      = blue;
+	c[ImGuiCol_Tab]                   = bg2;
+	c[ImGuiCol_TabHovered]            = bg1;
+	c[ImGuiCol_TabActive]             = bg3;
+	c[ImGuiCol_TabUnfocused]          = bg2;
+	c[ImGuiCol_TabUnfocusedActive]    = bg3;
+	c[ImGuiCol_TableHeaderBg]         = bg2;
+	c[ImGuiCol_TableBorderStrong]     = bg1;
+	c[ImGuiCol_TableBorderLight]      = ImVec4(bg1.x, bg1.y, bg1.z, 0.6f);
+	c[ImGuiCol_TableRowBg]            = ImVec4(bg1.x, bg1.y, bg1.z, 0.12f);
+	c[ImGuiCol_TableRowBgAlt]         = ImVec4(bg1.x, bg1.y, bg1.z, 0.22f);
+	c[ImGuiCol_TextSelectedBg]        = ImVec4(orange.x, orange.y, orange.z, 0.28f);
+	c[ImGuiCol_DragDropTarget]        = orange;
+	c[ImGuiCol_NavHighlight]          = orange;
+	c[ImGuiCol_NavWindowingHighlight] = ImVec4(fg1.x, fg1.y, fg1.z, 0.70f);
+	c[ImGuiCol_NavWindowingDimBg]     = ImVec4(0.0f, 0.0f, 0.0f, 0.35f);
+	c[ImGuiCol_ModalWindowDimBg]      = ImVec4(0.0f, 0.0f, 0.0f, 0.35f);
+	c[ImGuiCol_PlotLines]             = teal;
+	c[ImGuiCol_PlotLinesHovered]      = blue;
+	c[ImGuiCol_PlotHistogram]         = yellow;
+	c[ImGuiCol_PlotHistogramHovered]  = orange;
+}
+
+
+// Back-compat name kept; select by global background
+static inline void
+ApplyKanagawaPaperTheme()
+{
+	if (GetBackgroundMode() == BackgroundMode::Dark)
+		ApplyKanagawaPaperDarkTheme();
+	else
+		ApplyKanagawaPaperLightTheme();
 }

themes/LCARS.h

@@ -0,0 +1,108 @@
+// themes/LCARS.h — LCARS-inspired ImGui theme (header-only)
+#pragma once
+#include "ThemeHelpers.h"
+
+// Expects to be included from GUITheme.h after <imgui.h> and RGBA() helper
+
+static void
+ApplyLcarsTheme()
+{
+	// LCARS-inspired palette: dark background with vibrant pastel accents
+	const ImVec4 bg0 = RGBA(0x0E0E10); // near-black background
+	const ImVec4 bg1 = RGBA(0x1A1A1F);
+	const ImVec4 bg2 = RGBA(0x26262C);
+	const ImVec4 bg3 = RGBA(0x33333A);
+
+	const ImVec4 fg0 = RGBA(0xECECEC); // primary text
+	const ImVec4 fg1 = RGBA(0xBFBFC4);
+
+	// LCARS accent colors (approximations)
+	const ImVec4 lcars_orange = RGBA(0xFF9966);
+	const ImVec4 lcars_yellow = RGBA(0xFFCC66);
+	const ImVec4 lcars_pink   = RGBA(0xFF99CC);
+	const ImVec4 lcars_purple = RGBA(0xCC99FF);
+	const ImVec4 lcars_blue   = RGBA(0x66CCFF);
+
+	ImGuiStyle &style      = ImGui::GetStyle();
+	style.WindowPadding    = ImVec2(10.0f, 10.0f);
+	style.FramePadding     = ImVec2(8.0f, 6.0f);
+	style.CellPadding      = ImVec2(6.0f, 4.0f);
+	style.ItemSpacing      = ImVec2(8.0f, 8.0f);
+	style.ItemInnerSpacing = ImVec2(6.0f, 4.0f);
+	style.ScrollbarSize    = 16.0f;
+	style.GrabMinSize      = 12.0f;
+	style.WindowRounding   = 6.0f;
+	style.FrameRounding    = 6.0f;
+	style.PopupRounding    = 6.0f;
+	style.GrabRounding     = 6.0f;
+	style.TabRounding      = 6.0f;
+	style.WindowBorderSize = 1.0f;
+	style.FrameBorderSize  = 1.0f;
+
+	ImVec4 *colors                = style.Colors;
+	colors[ImGuiCol_Text]         = fg0;
+	colors[ImGuiCol_TextDisabled] = ImVec4(fg0.x, fg0.y, fg0.z, 0.55f);
+	colors[ImGuiCol_WindowBg]     = bg0;
+	colors[ImGuiCol_ChildBg]      = bg0;
+	colors[ImGuiCol_PopupBg]      = ImVec4(bg1.x, bg1.y, bg1.z, 0.98f);
+	colors[ImGuiCol_Border]       = bg3;
+	colors[ImGuiCol_BorderShadow] = RGBA(0x000000, 0.0f);
+
+	colors[ImGuiCol_FrameBg]        = bg2;
+	colors[ImGuiCol_FrameBgHovered] = ImVec4(lcars_purple.x, lcars_purple.y, lcars_purple.z, 0.35f);
+	colors[ImGuiCol_FrameBgActive]  = ImVec4(lcars_orange.x, lcars_orange.y, lcars_orange.z, 0.35f);
+
+	colors[ImGuiCol_TitleBg]          = bg1;
+	colors[ImGuiCol_TitleBgActive]    = ImVec4(bg2.x, bg2.y, bg2.z, 1.0f);
+	colors[ImGuiCol_TitleBgCollapsed] = bg1;
+
+	colors[ImGuiCol_MenuBarBg]            = bg1;
+	colors[ImGuiCol_ScrollbarBg]          = bg0;
+	colors[ImGuiCol_ScrollbarGrab]        = bg3;
+	colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(lcars_blue.x, lcars_blue.y, lcars_blue.z, 0.6f);
+	colors[ImGuiCol_ScrollbarGrabActive]  = lcars_blue;
+
+	colors[ImGuiCol_CheckMark]        = lcars_orange;
+	colors[ImGuiCol_SliderGrab]       = lcars_orange;
+	colors[ImGuiCol_SliderGrabActive] = lcars_pink;
+
+	colors[ImGuiCol_Button]        = ImVec4(bg3.x, bg3.y, bg3.z, 1.0f);
+	colors[ImGuiCol_ButtonHovered] = ImVec4(lcars_orange.x, lcars_orange.y, lcars_orange.z, 0.35f);
+	colors[ImGuiCol_ButtonActive]  = ImVec4(lcars_orange.x, lcars_orange.y, lcars_orange.z, 0.55f);
+
+	colors[ImGuiCol_Header]        = ImVec4(lcars_purple.x, lcars_purple.y, lcars_purple.z, 0.30f);
+	colors[ImGuiCol_HeaderHovered] = ImVec4(lcars_blue.x, lcars_blue.y, lcars_blue.z, 0.35f);
+	colors[ImGuiCol_HeaderActive]  = ImVec4(lcars_orange.x, lcars_orange.y, lcars_orange.z, 0.35f);
+
+	colors[ImGuiCol_Separator]        = bg3;
+	colors[ImGuiCol_SeparatorHovered] = lcars_blue;
+	colors[ImGuiCol_SeparatorActive]  = lcars_pink;
+
+	colors[ImGuiCol_ResizeGrip]        = ImVec4(fg1.x, fg1.y, fg1.z, 0.12f);
+	colors[ImGuiCol_ResizeGripHovered] = ImVec4(lcars_yellow.x, lcars_yellow.y, lcars_yellow.z, 0.67f);
+	colors[ImGuiCol_ResizeGripActive]  = lcars_orange;
+
+	colors[ImGuiCol_Tab]                = bg2;
+	colors[ImGuiCol_TabHovered]         = ImVec4(lcars_blue.x, lcars_blue.y, lcars_blue.z, 0.35f);
+	colors[ImGuiCol_TabActive]          = ImVec4(lcars_purple.x, lcars_purple.y, lcars_purple.z, 0.35f);
+	colors[ImGuiCol_TabUnfocused]       = bg2;
+	colors[ImGuiCol_TabUnfocusedActive] = ImVec4(bg3.x, bg3.y, bg3.z, 1.0f);
+
+	colors[ImGuiCol_TableHeaderBg]     = bg2;
+	colors[ImGuiCol_TableBorderStrong] = bg1;
+	colors[ImGuiCol_TableBorderLight]  = ImVec4(bg1.x, bg1.y, bg1.z, 0.6f);
+	colors[ImGuiCol_TableRowBg]        = ImVec4(bg1.x, bg1.y, bg1.z, 0.2f);
+	colors[ImGuiCol_TableRowBgAlt]     = ImVec4(bg1.x, bg1.y, bg1.z, 0.35f);
+
+	colors[ImGuiCol_TextSelectedBg]        = ImVec4(lcars_yellow.x, lcars_yellow.y, lcars_yellow.z, 0.30f);
+	colors[ImGuiCol_DragDropTarget]        = lcars_orange;
+	colors[ImGuiCol_NavHighlight]          = lcars_blue;
+	colors[ImGuiCol_NavWindowingHighlight] = ImVec4(fg0.x, fg0.y, fg0.z, 0.70f);
+	colors[ImGuiCol_NavWindowingDimBg]     = ImVec4(0.0f, 0.0f, 0.0f, 0.45f);
+	colors[ImGuiCol_ModalWindowDimBg]      = ImVec4(0.0f, 0.0f, 0.0f, 0.45f);
+
+	colors[ImGuiCol_PlotLines]            = lcars_blue;
+	colors[ImGuiCol_PlotLinesHovered]     = lcars_purple;
+	colors[ImGuiCol_PlotHistogram]        = lcars_yellow;
+	colors[ImGuiCol_PlotHistogramHovered] = lcars_orange;
+}

themes/OldBook.h

@@ -4,10 +4,11 @@
 
 // Expects to be included from GUITheme.h after <imgui.h> and RGBA() helper
 
-static void
+// Light variant (existing)
-ApplyOldBookTheme()
+static inline void
+ApplyOldBookLightTheme()
 {
-	// Sepia old paper aesthetic
+	// Sepia old paper aesthetic (light)
 	const ImVec4 bg0     = RGBA(0xF5E6C8); // paper
 	const ImVec4 bg1     = RGBA(0xEAD9B8);
 	const ImVec4 bg2     = RGBA(0xDECBA6);
@@ -102,4 +103,118 @@ ApplyOldBookTheme()
 	colors[ImGuiCol_PlotLinesHovered]      = blue;
 	colors[ImGuiCol_PlotHistogram]         = yellow;
 	colors[ImGuiCol_PlotHistogramHovered]  = red;
+}
+
+
+// Dark variant (new)
+static inline void
+ApplyOldBookDarkTheme()
+{
+	// Old Book 8 (vim-oldbook8) — exact dark palette mapping
+	// Source: oldbook8.vim (background=dark)
+	const ImVec4 bg0 = RGBA(0x3C4855); // Normal guibg
+	const ImVec4 bg1 = RGBA(0x445160); // Fold/Pmenu bg
+	const ImVec4 bg2 = RGBA(0x626C77); // StatusLine/MatchParen bg
+	const ImVec4 bg3 = RGBA(0x85939B); // Delimiter (used as a lighter hover tier)
+
+	const ImVec4 fg0 = RGBA(0xD5D4D2); // Normal guifg
+	const ImVec4 fg1 = RGBA(0x626C77); // Comment/secondary text
+	const ImVec4 fg2 = RGBA(0xA5A6A4); // Type/Function (used for active controls)
+
+	// Accents from scheme
+	const ImVec4 yellow  = RGBA(0xDDD668); // Search
+	const ImVec4 yellow2 = RGBA(0xD5BC02); // IncSearch
+	const ImVec4 cyan    = RGBA(0x87D7FF); // Visual selection
+	const ImVec4 green   = RGBA(0x5BB899); // DiffAdd
+	const ImVec4 red     = RGBA(0xDB6C6C); // Error/DiffDelete
+
+	ImGuiStyle &style      = ImGui::GetStyle();
+	style.WindowPadding    = ImVec2(8.0f, 8.0f);
+	style.FramePadding     = ImVec2(6.0f, 4.0f);
+	style.CellPadding      = ImVec2(6.0f, 4.0f);
+	style.ItemSpacing      = ImVec2(6.0f, 6.0f);
+	style.ItemInnerSpacing = ImVec2(6.0f, 4.0f);
+	style.ScrollbarSize    = 14.0f;
+	style.GrabMinSize      = 10.0f;
+	style.WindowRounding   = 4.0f;
+	style.FrameRounding    = 3.0f;
+	style.PopupRounding    = 4.0f;
+	style.GrabRounding     = 3.0f;
+	style.TabRounding      = 4.0f;
+	style.WindowBorderSize = 1.0f;
+	style.FrameBorderSize  = 1.0f;
+
+	ImVec4 *colors                = style.Colors;
+	colors[ImGuiCol_Text]         = fg0;
+	colors[ImGuiCol_TextDisabled] = fg1;
+	colors[ImGuiCol_WindowBg]     = bg0;
+	colors[ImGuiCol_ChildBg]      = bg0;
+	colors[ImGuiCol_PopupBg]      = ImVec4(bg1.x, bg1.y, bg1.z, 0.98f);
+	colors[ImGuiCol_Border]       = bg2;
+	colors[ImGuiCol_BorderShadow] = RGBA(0x000000, 0.0f);
+
+	colors[ImGuiCol_FrameBg]        = bg1;
+	colors[ImGuiCol_FrameBgHovered] = bg2;
+	colors[ImGuiCol_FrameBgActive]  = fg2;
+
+	colors[ImGuiCol_TitleBg]          = bg1;
+	colors[ImGuiCol_TitleBgActive]    = bg2;
+	colors[ImGuiCol_TitleBgCollapsed] = bg1;
+
+	colors[ImGuiCol_MenuBarBg]            = bg1;
+	colors[ImGuiCol_ScrollbarBg]          = bg0;
+	colors[ImGuiCol_ScrollbarGrab]        = bg2;
+	colors[ImGuiCol_ScrollbarGrabHovered] = bg3;
+	colors[ImGuiCol_ScrollbarGrabActive]  = fg2;
+
+	colors[ImGuiCol_CheckMark]        = yellow;
+	colors[ImGuiCol_SliderGrab]       = yellow;
+	colors[ImGuiCol_SliderGrabActive] = cyan;
+
+	colors[ImGuiCol_Button]        = bg2;
+	colors[ImGuiCol_ButtonHovered] = bg3;
+	colors[ImGuiCol_ButtonActive]  = fg2;
+
+	colors[ImGuiCol_Header]        = bg2;
+	colors[ImGuiCol_HeaderHovered] = bg3;
+	colors[ImGuiCol_HeaderActive]  = bg3;
+
+	colors[ImGuiCol_Separator]        = bg2;
+	colors[ImGuiCol_SeparatorHovered] = yellow;
+	colors[ImGuiCol_SeparatorActive]  = yellow2;
+
+	colors[ImGuiCol_ResizeGrip]        = ImVec4(fg1.x, fg1.y, fg1.z, 0.12f);
+	colors[ImGuiCol_ResizeGripHovered] = ImVec4(cyan.x, cyan.y, cyan.z, 0.67f);
+	colors[ImGuiCol_ResizeGripActive]  = cyan;
+
+	colors[ImGuiCol_Tab]                = bg1;
+	colors[ImGuiCol_TabHovered]         = bg2;
+	colors[ImGuiCol_TabActive]          = bg2;
+	colors[ImGuiCol_TabUnfocused]       = bg1;
+	colors[ImGuiCol_TabUnfocusedActive] = bg2;
+
+	colors[ImGuiCol_TableHeaderBg]     = bg2;
+	colors[ImGuiCol_TableBorderStrong] = bg1;
+	colors[ImGuiCol_TableBorderLight]  = ImVec4(bg1.x, bg1.y, bg1.z, 0.6f);
+	colors[ImGuiCol_TableRowBg]        = ImVec4(bg1.x, bg1.y, bg1.z, 0.2f);
+	colors[ImGuiCol_TableRowBgAlt]     = ImVec4(bg1.x, bg1.y, bg1.z, 0.35f);
+
+	colors[ImGuiCol_TextSelectedBg]        = ImVec4(cyan.x, cyan.y, cyan.z, 0.28f);
+	colors[ImGuiCol_DragDropTarget]        = yellow;
+	colors[ImGuiCol_NavHighlight]          = yellow;
+	colors[ImGuiCol_NavWindowingHighlight] = ImVec4(fg1.x, fg1.y, fg1.z, 0.70f);
+	colors[ImGuiCol_NavWindowingDimBg]     = ImVec4(0.0f, 0.0f, 0.0f, 0.35f);
+	colors[ImGuiCol_ModalWindowDimBg]      = ImVec4(0.0f, 0.0f, 0.0f, 0.35f);
+	colors[ImGuiCol_PlotLines]             = green;
+	colors[ImGuiCol_PlotLinesHovered]      = cyan;
+	colors[ImGuiCol_PlotHistogram]         = yellow;
+	colors[ImGuiCol_PlotHistogramHovered]  = red;
+}
+
+
+static void
+ApplyOldBookTheme()
+{
+	// Back-compat: keep calling light by default; GUITheme dispatches variants
+	ApplyOldBookLightTheme();
 }

themes/Orbital.h

@@ -0,0 +1,105 @@
+// themes/Orbital.h — Orbital (dark) inspired ImGui theme (header-only)
+#pragma once
+#include "ThemeHelpers.h"
+
+// Expects to be included from GUITheme.h after <imgui.h> and RGBA() helper
+
+static inline void
+ApplyOrbitalTheme()
+{
+	// Orbital: deep-space dark with cool blues and magentas
+	const ImVec4 bg0 = RGBA(0x0C0F12); // background
+	const ImVec4 bg1 = RGBA(0x12161B);
+	const ImVec4 bg2 = RGBA(0x192029);
+	const ImVec4 bg3 = RGBA(0x212A36);
+
+	const ImVec4 fg0 = RGBA(0xC8D3E5); // primary text
+	const ImVec4 fg1 = RGBA(0x9FB2CC); // secondary text
+
+	const ImVec4 blue    = RGBA(0x6AA2FF); // primary accent
+	const ImVec4 cyan    = RGBA(0x5AD1E6);
+	const ImVec4 magenta = RGBA(0xD681F8);
+	const ImVec4 yellow  = RGBA(0xE6C17D);
+
+	ImGuiStyle &style      = ImGui::GetStyle();
+	style.WindowPadding    = ImVec2(8.0f, 8.0f);
+	style.FramePadding     = ImVec2(6.0f, 4.0f);
+	style.CellPadding      = ImVec2(6.0f, 4.0f);
+	style.ItemSpacing      = ImVec2(6.0f, 6.0f);
+	style.ItemInnerSpacing = ImVec2(6.0f, 4.0f);
+	style.ScrollbarSize    = 14.0f;
+	style.GrabMinSize      = 10.0f;
+	style.WindowRounding   = 4.0f;
+	style.FrameRounding    = 3.0f;
+	style.PopupRounding    = 4.0f;
+	style.GrabRounding     = 3.0f;
+	style.TabRounding      = 4.0f;
+	style.WindowBorderSize = 1.0f;
+	style.FrameBorderSize  = 1.0f;
+
+	ImVec4 *c                = style.Colors;
+	c[ImGuiCol_Text]         = fg0;
+	c[ImGuiCol_TextDisabled] = ImVec4(fg1.x, fg1.y, fg1.z, 0.7f);
+	c[ImGuiCol_WindowBg]     = bg0;
+	c[ImGuiCol_ChildBg]      = bg0;
+	c[ImGuiCol_PopupBg]      = ImVec4(bg1.x, bg1.y, bg1.z, 0.98f);
+	c[ImGuiCol_Border]       = bg2;
+	c[ImGuiCol_BorderShadow] = RGBA(0x000000, 0.0f);
+
+	c[ImGuiCol_FrameBg]        = bg2;
+	c[ImGuiCol_FrameBgHovered] = bg3;
+	c[ImGuiCol_FrameBgActive]  = bg1;
+
+	c[ImGuiCol_TitleBg]          = bg1;
+	c[ImGuiCol_TitleBgActive]    = bg2;
+	c[ImGuiCol_TitleBgCollapsed] = bg1;
+
+	c[ImGuiCol_MenuBarBg]            = bg1;
+	c[ImGuiCol_ScrollbarBg]          = bg0;
+	c[ImGuiCol_ScrollbarGrab]        = bg3;
+	c[ImGuiCol_ScrollbarGrabHovered] = bg2;
+	c[ImGuiCol_ScrollbarGrabActive]  = bg1;
+
+	c[ImGuiCol_CheckMark]        = cyan;
+	c[ImGuiCol_SliderGrab]       = cyan;
+	c[ImGuiCol_SliderGrabActive] = blue;
+
+	c[ImGuiCol_Button]        = ImVec4(blue.x, blue.y, blue.z, 0.18f);
+	c[ImGuiCol_ButtonHovered] = ImVec4(blue.x, blue.y, blue.z, 0.28f);
+	c[ImGuiCol_ButtonActive]  = ImVec4(blue.x, blue.y, blue.z, 0.40f);
+
+	c[ImGuiCol_Header]        = ImVec4(magenta.x, magenta.y, magenta.z, 0.18f);
+	c[ImGuiCol_HeaderHovered] = ImVec4(magenta.x, magenta.y, magenta.z, 0.28f);
+	c[ImGuiCol_HeaderActive]  = ImVec4(magenta.x, magenta.y, magenta.z, 0.40f);
+
+	c[ImGuiCol_Separator]        = bg2;
+	c[ImGuiCol_SeparatorHovered] = cyan;
+	c[ImGuiCol_SeparatorActive]  = blue;
+
+	c[ImGuiCol_ResizeGrip]        = ImVec4(fg1.x, fg1.y, fg1.z, 0.10f);
+	c[ImGuiCol_ResizeGripHovered] = ImVec4(cyan.x, cyan.y, cyan.z, 0.67f);
+	c[ImGuiCol_ResizeGripActive]  = blue;
+
+	c[ImGuiCol_Tab]                = bg2;
+	c[ImGuiCol_TabHovered]         = bg1;
+	c[ImGuiCol_TabActive]          = bg3;
+	c[ImGuiCol_TabUnfocused]       = bg2;
+	c[ImGuiCol_TabUnfocusedActive] = bg3;
+
+	c[ImGuiCol_TableHeaderBg]     = bg2;
+	c[ImGuiCol_TableBorderStrong] = bg1;
+	c[ImGuiCol_TableBorderLight]  = ImVec4(bg1.x, bg1.y, bg1.z, 0.6f);
+	c[ImGuiCol_TableRowBg]        = ImVec4(bg1.x, bg1.y, bg1.z, 0.12f);
+	c[ImGuiCol_TableRowBgAlt]     = ImVec4(bg1.x, bg1.y, bg1.z, 0.22f);
+
+	c[ImGuiCol_TextSelectedBg]        = ImVec4(blue.x, blue.y, blue.z, 0.28f);
+	c[ImGuiCol_DragDropTarget]        = yellow;
+	c[ImGuiCol_NavHighlight]          = blue;
+	c[ImGuiCol_NavWindowingHighlight] = ImVec4(fg1.x, fg1.y, fg1.z, 0.70f);
+	c[ImGuiCol_NavWindowingDimBg]     = ImVec4(0.0f, 0.0f, 0.0f, 0.35f);
+	c[ImGuiCol_ModalWindowDimBg]      = ImVec4(0.0f, 0.0f, 0.0f, 0.35f);
+	c[ImGuiCol_PlotLines]             = cyan;
+	c[ImGuiCol_PlotLinesHovered]      = blue;
+	c[ImGuiCol_PlotHistogram]         = yellow;
+	c[ImGuiCol_PlotHistogramHovered]  = magenta;
+}

themes/WeylandYutani.h

@@ -0,0 +1,105 @@
+// themes/WeylandYutani.h — Weyland-Yutani inspired ImGui theme (header-only)
+#pragma once
+#include "ThemeHelpers.h"
+
+// Expects to be included from GUITheme.h after <imgui.h> and RGBA() helper
+
+static inline void
+ApplyWeylandYutaniTheme()
+{
+	// Corporate sci-fi aesthetic: near-black with hazard yellow accents
+	const ImVec4 bg0 = RGBA(0x0A0A0A);
+	const ImVec4 bg1 = RGBA(0x151515);
+	const ImVec4 bg2 = RGBA(0x202020);
+	const ImVec4 bg3 = RGBA(0x2B2B2B);
+
+	const ImVec4 fg0 = RGBA(0xE6E6E6);
+	const ImVec4 fg1 = RGBA(0xBDBDBD);
+
+	const ImVec4 hazard = RGBA(0xFFC300); // Weyland-Yutani yellow
+	const ImVec4 orange = RGBA(0xFF8C00);
+	const ImVec4 cyan   = RGBA(0x4CC9F0);
+
+	ImGuiStyle &style      = ImGui::GetStyle();
+	style.WindowPadding    = ImVec2(10.0f, 8.0f);
+	style.FramePadding     = ImVec2(8.0f, 5.0f);
+	style.CellPadding      = ImVec2(6.0f, 4.0f);
+	style.ItemSpacing      = ImVec2(8.0f, 6.0f);
+	style.ItemInnerSpacing = ImVec2(6.0f, 4.0f);
+	style.ScrollbarSize    = 14.0f;
+	style.GrabMinSize      = 10.0f;
+	style.WindowRounding   = 2.0f;
+	style.FrameRounding    = 2.0f;
+	style.PopupRounding    = 2.0f;
+	style.GrabRounding     = 2.0f;
+	style.TabRounding      = 2.0f;
+	style.WindowBorderSize = 1.0f;
+	style.FrameBorderSize  = 1.0f;
+
+	ImVec4 *colors                = style.Colors;
+	colors[ImGuiCol_Text]         = fg0;
+	colors[ImGuiCol_TextDisabled] = ImVec4(fg0.x, fg0.y, fg0.z, 0.55f);
+	colors[ImGuiCol_WindowBg]     = bg0;
+	colors[ImGuiCol_ChildBg]      = bg0;
+	colors[ImGuiCol_PopupBg]      = ImVec4(bg1.x, bg1.y, bg1.z, 0.98f);
+	colors[ImGuiCol_Border]       = bg3;
+	colors[ImGuiCol_BorderShadow] = RGBA(0x000000, 0.0f);
+
+	colors[ImGuiCol_FrameBg]        = bg2;
+	colors[ImGuiCol_FrameBgHovered] = ImVec4(hazard.x, hazard.y, hazard.z, 0.20f);
+	colors[ImGuiCol_FrameBgActive]  = ImVec4(orange.x, orange.y, orange.z, 0.25f);
+
+	colors[ImGuiCol_TitleBg]          = bg1;
+	colors[ImGuiCol_TitleBgActive]    = bg2;
+	colors[ImGuiCol_TitleBgCollapsed] = bg1;
+
+	colors[ImGuiCol_MenuBarBg]            = bg1;
+	colors[ImGuiCol_ScrollbarBg]          = bg0;
+	colors[ImGuiCol_ScrollbarGrab]        = bg3;
+	colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(hazard.x, hazard.y, hazard.z, 0.50f);
+	colors[ImGuiCol_ScrollbarGrabActive]  = hazard;
+
+	colors[ImGuiCol_CheckMark]        = hazard;
+	colors[ImGuiCol_SliderGrab]       = hazard;
+	colors[ImGuiCol_SliderGrabActive] = orange;
+
+	colors[ImGuiCol_Button]        = bg3;
+	colors[ImGuiCol_ButtonHovered] = ImVec4(hazard.x, hazard.y, hazard.z, 0.25f);
+	colors[ImGuiCol_ButtonActive]  = ImVec4(hazard.x, hazard.y, hazard.z, 0.40f);
+
+	colors[ImGuiCol_Header]        = ImVec4(hazard.x, hazard.y, hazard.z, 0.25f);
+	colors[ImGuiCol_HeaderHovered] = ImVec4(cyan.x, cyan.y, cyan.z, 0.30f);
+	colors[ImGuiCol_HeaderActive]  = ImVec4(orange.x, orange.y, orange.z, 0.30f);
+
+	colors[ImGuiCol_Separator]        = bg3;
+	colors[ImGuiCol_SeparatorHovered] = hazard;
+	colors[ImGuiCol_SeparatorActive]  = orange;
+
+	colors[ImGuiCol_ResizeGrip]        = ImVec4(fg1.x, fg1.y, fg1.z, 0.12f);
+	colors[ImGuiCol_ResizeGripHovered] = ImVec4(hazard.x, hazard.y, hazard.z, 0.67f);
+	colors[ImGuiCol_ResizeGripActive]  = orange;
+
+	colors[ImGuiCol_Tab]                = bg2;
+	colors[ImGuiCol_TabHovered]         = ImVec4(hazard.x, hazard.y, hazard.z, 0.25f);
+	colors[ImGuiCol_TabActive]          = ImVec4(cyan.x, cyan.y, cyan.z, 0.30f);
+	colors[ImGuiCol_TabUnfocused]       = bg2;
+	colors[ImGuiCol_TabUnfocusedActive] = bg3;
+
+	colors[ImGuiCol_TableHeaderBg]     = bg2;
+	colors[ImGuiCol_TableBorderStrong] = bg1;
+	colors[ImGuiCol_TableBorderLight]  = ImVec4(bg1.x, bg1.y, bg1.z, 0.6f);
+	colors[ImGuiCol_TableRowBg]        = ImVec4(bg1.x, bg1.y, bg1.z, 0.2f);
+	colors[ImGuiCol_TableRowBgAlt]     = ImVec4(bg1.x, bg1.y, bg1.z, 0.35f);
+
+	colors[ImGuiCol_TextSelectedBg]        = ImVec4(hazard.x, hazard.y, hazard.z, 0.28f);
+	colors[ImGuiCol_DragDropTarget]        = orange;
+	colors[ImGuiCol_NavHighlight]          = cyan;
+	colors[ImGuiCol_NavWindowingHighlight] = ImVec4(fg0.x, fg0.y, fg0.z, 0.70f);
+	colors[ImGuiCol_NavWindowingDimBg]     = ImVec4(0.0f, 0.0f, 0.0f, 0.45f);
+	colors[ImGuiCol_ModalWindowDimBg]      = ImVec4(0.0f, 0.0f, 0.0f, 0.45f);
+
+	colors[ImGuiCol_PlotLines]            = cyan;
+	colors[ImGuiCol_PlotLinesHovered]     = hazard;
+	colors[ImGuiCol_PlotHistogram]        = hazard;
+	colors[ImGuiCol_PlotHistogramHovered] = orange;
+}