diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 114144b..8e8246d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,8 +1,8 @@
 name: CI
 
 on:
+  workflow_dispatch:
   push:
-    branches: [main]
     tags: ['v*']
   pull_request:
     branches: [main]
diff --git a/Cargo.toml b/Cargo.toml
index df220f6..7cb086a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,20 +14,34 @@ path = "src/lib.rs"
 name = "cagire"
 path = "src/main.rs"
 
+[[bin]]
+name = "cagire-desktop"
+path = "src/bin/desktop.rs"
+required-features = ["desktop"]
+
+[features]
+default = []
+desktop = [
+    "egui",
+    "eframe",
+    "egui_ratatui",
+    "soft_ratatui",
+]
+
 [dependencies]
 cagire-forth = { path = "crates/forth" }
 cagire-project = { path = "crates/project" }
 cagire-ratatui = { path = "crates/ratatui" }
 doux = { git = "https://github.com/sova-org/doux", features = ["native"] }
 rusty_link = "0.4"
-ratatui = "0.29"
-crossterm = "0.28"
+ratatui = "0.30"
+crossterm = "0.29"
 cpal = "0.15"
 clap = { version = "4", features = ["derive"] }
 rand = "0.8"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
-tui-big-text = "0.7"
+tui-big-text = "0.8"
 arboard = "3"
 minimad = "0.13"
 crossbeam-channel = "0.5"
@@ -37,6 +51,12 @@ thread-priority = "1"
 ringbuf = "0.4"
 arc-swap = "1"
 
+# Desktop-only dependencies (behind feature flag)
+egui = { version = "0.33", optional = true }
+eframe = { version = "0.33", optional = true }
+egui_ratatui = { version = "2.1", optional = true }
+soft_ratatui = { version = "0.1.3", features = ["unicodefonts"], optional = true }
+
 [profile.release]
 opt-level = 3
 lto = "fat"
diff --git a/README.md b/README.md
index 341bac2..a7d9485 100644
--- a/README.md
+++ b/README.md
@@ -4,16 +4,28 @@ A Forth Music Sequencer.
 
 ## Build
 
+Terminal version:
 ```
 cargo build --release
 ```
 
+Desktop version (with egui window):
+```
+cargo build --release --features desktop --bin cagire-desktop
+```
+
 ## Run
 
+Terminal version:
 ```
 cargo run --release
 ```
 
+Desktop version:
+```
+cargo run --release --features desktop --bin cagire-desktop
+```
+
 ## License
 
 AGPL-3.0
diff --git a/crates/ratatui/Cargo.toml b/crates/ratatui/Cargo.toml
index 2d02998..2a2f231 100644
--- a/crates/ratatui/Cargo.toml
+++ b/crates/ratatui/Cargo.toml
@@ -5,6 +5,6 @@ edition = "2021"
 
 [dependencies]
 rand = "0.8"
-ratatui = "0.29"
+ratatui = "0.30"
 regex = "1"
-tui-textarea = { version = "0.7", features = ["search"] }
+tui-textarea = { git = "https://github.com/phsym/tui-textarea", branch = "main", features = ["search"] }
diff --git a/crates/ratatui/src/confirm.rs b/crates/ratatui/src/confirm.rs
index 1332426..2843685 100644
--- a/crates/ratatui/src/confirm.rs
+++ b/crates/ratatui/src/confirm.rs
@@ -1,5 +1,6 @@
+use crate::theme::confirm;
 use ratatui::layout::{Alignment, Constraint, Layout, Rect};
-use ratatui::style::{Color, Style};
+use ratatui::style::Style;
 use ratatui::text::{Line, Span};
 use ratatui::widgets::Paragraph;
 use ratatui::Frame;
@@ -25,7 +26,7 @@ impl<'a> ConfirmModal<'a> {
         let inner = ModalFrame::new(self.title)
             .width(30)
             .height(5)
-            .border_color(Color::Yellow)
+            .border_color(confirm::BORDER)
             .render_centered(frame, term);
 
         let rows = Layout::vertical([Constraint::Length(1), Constraint::Length(1)]).split(inner);
@@ -36,12 +37,12 @@ impl<'a> ConfirmModal<'a> {
         );
 
         let yes_style = if self.selected {
-            Style::new().fg(Color::Black).bg(Color::Yellow)
+            Style::new().fg(confirm::BUTTON_SELECTED_FG).bg(confirm::BUTTON_SELECTED_BG)
         } else {
             Style::default()
         };
         let no_style = if !self.selected {
-            Style::new().fg(Color::Black).bg(Color::Yellow)
+            Style::new().fg(confirm::BUTTON_SELECTED_FG).bg(confirm::BUTTON_SELECTED_BG)
         } else {
             Style::default()
         };
diff --git a/crates/ratatui/src/editor.rs b/crates/ratatui/src/editor.rs
index e50a883..eeaa5d8 100644
--- a/crates/ratatui/src/editor.rs
+++ b/crates/ratatui/src/editor.rs
@@ -1,6 +1,7 @@
+use crate::theme::editor_widget;
 use ratatui::{
     layout::Rect,
-    style::{Color, Modifier, Style},
+    style::{Modifier, Style},
     text::{Line, Span},
     widgets::{Clear, Paragraph},
     Frame,
@@ -333,8 +334,8 @@ impl Editor {
 
     pub fn render(&self, frame: &mut Frame, area: Rect, highlighter: Highlighter) {
         let (cursor_row, cursor_col) = self.text.cursor();
-        let cursor_style = Style::default().bg(Color::White).fg(Color::Black);
-        let selection_style = Style::default().bg(Color::Rgb(60, 80, 120));
+        let cursor_style = Style::default().bg(editor_widget::CURSOR_BG).fg(editor_widget::CURSOR_FG);
+        let selection_style = Style::default().bg(editor_widget::SELECTION_BG);
 
         let selection = self.text.selection_range();
 
@@ -412,9 +413,9 @@ impl Editor {
         let list_area = Rect::new(popup_x, popup_y, list_width, total_height);
         frame.render_widget(Clear, list_area);
 
-        let highlight_style = Style::default().fg(Color::Yellow).add_modifier(Modifier::BOLD);
-        let normal_style = Style::default().fg(Color::White);
-        let bg_style = Style::default().bg(Color::Rgb(30, 30, 40));
+        let highlight_style = Style::default().fg(editor_widget::COMPLETION_SELECTED).add_modifier(Modifier::BOLD);
+        let normal_style = Style::default().fg(editor_widget::COMPLETION_FG);
+        let bg_style = Style::default().bg(editor_widget::COMPLETION_BG);
 
         let list_lines: Vec<Line> = (scroll_offset..scroll_offset + visible_count)
             .map(|i| {
@@ -427,7 +428,7 @@ impl Editor {
                 };
                 let prefix = if i == self.completion.cursor { "> " } else { "  " };
                 let display = format!("{prefix}{name:<width$}", width = list_width as usize - 2);
-                Line::from(Span::styled(display, style.bg(Color::Rgb(30, 30, 40))))
+                Line::from(Span::styled(display, style.bg(editor_widget::COMPLETION_BG)))
             })
             .collect();
 
@@ -450,15 +451,15 @@ impl Editor {
         let candidate = &self.completion.candidates[selected_idx];
 
         let name_style = Style::default()
-            .fg(Color::Yellow)
+            .fg(editor_widget::COMPLETION_SELECTED)
             .add_modifier(Modifier::BOLD)
-            .bg(Color::Rgb(30, 30, 40));
+            .bg(editor_widget::COMPLETION_BG);
         let desc_style = Style::default()
-            .fg(Color::White)
-            .bg(Color::Rgb(30, 30, 40));
+            .fg(editor_widget::COMPLETION_FG)
+            .bg(editor_widget::COMPLETION_BG);
         let example_style = Style::default()
-            .fg(Color::Rgb(120, 200, 160))
-            .bg(Color::Rgb(30, 30, 40));
+            .fg(editor_widget::COMPLETION_EXAMPLE)
+            .bg(editor_widget::COMPLETION_BG);
 
         let w = doc_width as usize;
         let mut doc_lines: Vec<Line> = Vec::new();
diff --git a/crates/ratatui/src/file_browser.rs b/crates/ratatui/src/file_browser.rs
index 0f82d7e..c756733 100644
--- a/crates/ratatui/src/file_browser.rs
+++ b/crates/ratatui/src/file_browser.rs
@@ -1,5 +1,7 @@
+use crate::theme::{browser, input, ui};
+use ratatui::style::Color;
 use ratatui::layout::{Constraint, Layout, Rect};
-use ratatui::style::{Color, Style};
+use ratatui::style::Style;
 use ratatui::text::{Line, Span};
 use ratatui::widgets::Paragraph;
 use ratatui::Frame;
@@ -25,7 +27,7 @@ impl<'a> FileBrowserModal<'a> {
             entries,
             selected: 0,
             scroll_offset: 0,
-            border_color: Color::White,
+            border_color: ui::TEXT_PRIMARY,
             width: 60,
             height: 16,
         }
@@ -69,8 +71,8 @@ impl<'a> FileBrowserModal<'a> {
         frame.render_widget(
             Paragraph::new(Line::from(vec![
                 Span::raw("> "),
-                Span::styled(self.input, Style::new().fg(Color::Cyan)),
-                Span::styled("█", Style::new().fg(Color::White)),
+                Span::styled(self.input, Style::new().fg(input::TEXT)),
+                Span::styled("█", Style::new().fg(input::CURSOR)),
             ])),
             rows[0],
         );
@@ -95,13 +97,13 @@ impl<'a> FileBrowserModal<'a> {
                     format!("{prefix}{name}")
                 };
                 let color = if is_selected {
-                    Color::Yellow
+                    browser::SELECTED
                 } else if *is_dir {
-                    Color::Blue
+                    browser::DIRECTORY
                 } else if *is_cagire {
-                    Color::Magenta
+                    browser::PROJECT_FILE
                 } else {
-                    Color::White
+                    browser::FILE
                 };
                 Line::from(Span::styled(display, Style::new().fg(color)))
             })
diff --git a/crates/ratatui/src/lib.rs b/crates/ratatui/src/lib.rs
index 6e648e4..7df8371 100644
--- a/crates/ratatui/src/lib.rs
+++ b/crates/ratatui/src/lib.rs
@@ -9,6 +9,7 @@ mod scope;
 mod sparkles;
 mod spectrum;
 mod text_input;
+pub mod theme;
 mod vu_meter;
 
 pub use confirm::ConfirmModal;
diff --git a/crates/ratatui/src/list_select.rs b/crates/ratatui/src/list_select.rs
index 2d4a527..e728db9 100644
--- a/crates/ratatui/src/list_select.rs
+++ b/crates/ratatui/src/list_select.rs
@@ -1,5 +1,6 @@
+use crate::theme::{hint, ui};
 use ratatui::layout::Rect;
-use ratatui::style::{Color, Modifier, Style};
+use ratatui::style::{Modifier, Style};
 use ratatui::text::{Line, Span};
 use ratatui::widgets::Paragraph;
 use ratatui::Frame;
@@ -50,10 +51,10 @@ impl<'a> ListSelect<'a> {
     }
 
     pub fn render(self, frame: &mut Frame, area: Rect) {
-        let cursor_style = Style::new().fg(Color::Yellow).add_modifier(Modifier::BOLD);
-        let selected_style = Style::new().fg(Color::Cyan);
+        let cursor_style = Style::new().fg(hint::KEY).add_modifier(Modifier::BOLD);
+        let selected_style = Style::new().fg(ui::ACCENT);
         let normal_style = Style::default();
-        let indicator_style = Style::new().fg(Color::DarkGray);
+        let indicator_style = Style::new().fg(ui::TEXT_DIM);
 
         let visible_end = (self.scroll_offset + self.visible_count).min(self.items.len());
         let has_above = self.scroll_offset > 0;
diff --git a/crates/ratatui/src/modal.rs b/crates/ratatui/src/modal.rs
index f3443fa..f09b565 100644
--- a/crates/ratatui/src/modal.rs
+++ b/crates/ratatui/src/modal.rs
@@ -1,6 +1,7 @@
+use crate::theme::ui;
 use ratatui::layout::Rect;
 use ratatui::style::{Color, Style};
-use ratatui::widgets::{Block, Borders, Clear};
+use ratatui::widgets::{Block, Borders, Clear, Paragraph};
 use ratatui::Frame;
 
 pub struct ModalFrame<'a> {
@@ -16,7 +17,7 @@ impl<'a> ModalFrame<'a> {
             title,
             width: 40,
             height: 5,
-            border_color: Color::White,
+            border_color: ui::TEXT_PRIMARY,
         }
     }
 
@@ -45,6 +46,16 @@ impl<'a> ModalFrame<'a> {
 
         frame.render_widget(Clear, area);
 
+        // Fill background with theme color
+        let bg_fill = " ".repeat(area.width as usize);
+        for row in 0..area.height {
+            let line_area = Rect::new(area.x, area.y + row, area.width, 1);
+            frame.render_widget(
+                Paragraph::new(bg_fill.clone()).style(Style::new().bg(ui::BG)),
+                line_area,
+            );
+        }
+
         let block = Block::default()
             .borders(Borders::ALL)
             .title(self.title)
diff --git a/crates/ratatui/src/nav_minimap.rs b/crates/ratatui/src/nav_minimap.rs
index 76a6dcb..01634d6 100644
--- a/crates/ratatui/src/nav_minimap.rs
+++ b/crates/ratatui/src/nav_minimap.rs
@@ -1,5 +1,6 @@
+use crate::theme::{nav, ui};
 use ratatui::layout::{Alignment, Rect};
-use ratatui::style::{Color, Style};
+use ratatui::style::Style;
 use ratatui::widgets::{Clear, Paragraph};
 use ratatui::Frame;
 
@@ -48,6 +49,16 @@ impl<'a> NavMinimap<'a> {
 
         frame.render_widget(Clear, area);
 
+        // Fill background with theme color
+        let bg_fill = " ".repeat(area.width as usize);
+        for row in 0..area.height {
+            let line_area = Rect::new(area.x, area.y + row, area.width, 1);
+            frame.render_widget(
+                Paragraph::new(bg_fill.clone()).style(Style::new().bg(ui::BG)),
+                line_area,
+            );
+        }
+
         let inner_x = area.x + pad;
         let inner_y = area.y + pad;
 
@@ -62,9 +73,9 @@ impl<'a> NavMinimap<'a> {
 
     fn render_tile(&self, frame: &mut Frame, area: Rect, label: &str, is_selected: bool) {
         let (bg, fg) = if is_selected {
-            (Color::Rgb(50, 90, 110), Color::White)
+            (nav::SELECTED_BG, nav::SELECTED_FG)
         } else {
-            (Color::Rgb(30, 35, 45), Color::Rgb(100, 105, 115))
+            (nav::UNSELECTED_BG, nav::UNSELECTED_FG)
         };
 
         // Fill background
diff --git a/crates/ratatui/src/sample_browser.rs b/crates/ratatui/src/sample_browser.rs
index fcde87d..fc4c73f 100644
--- a/crates/ratatui/src/sample_browser.rs
+++ b/crates/ratatui/src/sample_browser.rs
@@ -1,5 +1,6 @@
+use crate::theme::{browser, search};
 use ratatui::layout::{Constraint, Layout, Rect};
-use ratatui::style::{Color, Modifier, Style};
+use ratatui::style::{Modifier, Style};
 use ratatui::text::{Line, Span};
 use ratatui::widgets::{Block, Borders, Paragraph};
 use ratatui::Frame;
@@ -59,9 +60,9 @@ impl<'a> SampleBrowser<'a> {
 
     pub fn render(self, frame: &mut Frame, area: Rect) {
         let border_style = if self.focused {
-            Style::new().fg(Color::Yellow)
+            Style::new().fg(browser::FOCUSED_BORDER)
         } else {
-            Style::new().fg(Color::DarkGray)
+            Style::new().fg(browser::UNFOCUSED_BORDER)
         };
 
         let block = Block::default()
@@ -96,9 +97,9 @@ impl<'a> SampleBrowser<'a> {
 
     fn render_search(&self, frame: &mut Frame, area: Rect) {
         let style = if self.search_active {
-            Style::new().fg(Color::Yellow)
+            Style::new().fg(search::ACTIVE)
         } else {
-            Style::new().fg(Color::DarkGray)
+            Style::new().fg(search::INACTIVE)
         };
         let cursor = if self.search_active { "_" } else { "" };
         let text = format!("/{}{}", self.search_query, cursor);
@@ -114,7 +115,7 @@ impl<'a> SampleBrowser<'a> {
             } else {
                 "No matches"
             };
-            let line = Line::from(Span::styled(msg, Style::new().fg(Color::DarkGray)));
+            let line = Line::from(Span::styled(msg, Style::new().fg(browser::EMPTY_TEXT)));
             frame.render_widget(Paragraph::new(vec![line]), area);
             return;
         }
@@ -129,23 +130,23 @@ impl<'a> SampleBrowser<'a> {
 
             let (icon, icon_color) = match entry.kind {
                 TreeLineKind::Root { expanded: true } | TreeLineKind::Folder { expanded: true } => {
-                    ("\u{25BC} ", Color::Cyan)
+                    ("\u{25BC} ", browser::FOLDER_ICON)
                 }
                 TreeLineKind::Root { expanded: false }
-                | TreeLineKind::Folder { expanded: false } => ("\u{25B6} ", Color::Cyan),
-                TreeLineKind::File => ("\u{266A} ", Color::DarkGray),
+                | TreeLineKind::Folder { expanded: false } => ("\u{25B6} ", browser::FOLDER_ICON),
+                TreeLineKind::File => ("\u{266A} ", browser::FILE_ICON),
             };
 
             let label_style = if is_cursor && self.focused {
-                Style::new().fg(Color::Yellow).add_modifier(Modifier::BOLD)
+                Style::new().fg(browser::SELECTED).add_modifier(Modifier::BOLD)
             } else if is_cursor {
-                Style::new().fg(Color::White)
+                Style::new().fg(browser::FILE)
             } else {
                 match entry.kind {
                     TreeLineKind::Root { .. } => {
-                        Style::new().fg(Color::White).add_modifier(Modifier::BOLD)
+                        Style::new().fg(browser::ROOT).add_modifier(Modifier::BOLD)
                     }
-                    TreeLineKind::Folder { .. } => Style::new().fg(Color::Cyan),
+                    TreeLineKind::Folder { .. } => Style::new().fg(browser::DIRECTORY),
                     TreeLineKind::File => Style::default(),
                 }
             };
diff --git a/crates/ratatui/src/scope.rs b/crates/ratatui/src/scope.rs
index 712d44f..299beb0 100644
--- a/crates/ratatui/src/scope.rs
+++ b/crates/ratatui/src/scope.rs
@@ -1,3 +1,4 @@
+use crate::theme::meter;
 use ratatui::buffer::Buffer;
 use ratatui::layout::Rect;
 use ratatui::style::Color;
@@ -26,7 +27,7 @@ impl<'a> Scope<'a> {
         Self {
             data,
             orientation: Orientation::Horizontal,
-            color: Color::Green,
+            color: meter::LOW,
             gain: 1.0,
         }
     }
diff --git a/crates/ratatui/src/sparkles.rs b/crates/ratatui/src/sparkles.rs
index 731a3c3..7db6610 100644
--- a/crates/ratatui/src/sparkles.rs
+++ b/crates/ratatui/src/sparkles.rs
@@ -1,3 +1,4 @@
+use crate::theme::sparkle;
 use rand::Rng;
 use ratatui::buffer::Buffer;
 use ratatui::layout::Rect;
@@ -5,13 +6,6 @@ use ratatui::style::{Color, Style};
 use ratatui::widgets::Widget;
 
 const CHARS: &[char] = &['·', '✦', '✧', '°', '•', '+', '⋆', '*'];
-const COLORS: &[(u8, u8, u8)] = &[
-    (200, 220, 255),
-    (255, 200, 150),
-    (150, 255, 200),
-    (255, 150, 200),
-    (200, 150, 255),
-];
 
 struct Sparkle {
     x: u16,
@@ -47,17 +41,17 @@ impl Sparkles {
 
 impl Widget for &Sparkles {
     fn render(self, area: Rect, buf: &mut Buffer) {
-        for sparkle in &self.sparkles {
-            let color = COLORS[sparkle.char_idx % COLORS.len()];
-            let intensity = (sparkle.life as f32 / 30.0).min(1.0);
+        for sp in &self.sparkles {
+            let color = sparkle::COLORS[sp.char_idx % sparkle::COLORS.len()];
+            let intensity = (sp.life as f32 / 30.0).min(1.0);
             let r = (color.0 as f32 * intensity) as u8;
             let g = (color.1 as f32 * intensity) as u8;
             let b = (color.2 as f32 * intensity) as u8;
 
-            if sparkle.x < area.width && sparkle.y < area.height {
-                let x = area.x + sparkle.x;
-                let y = area.y + sparkle.y;
-                let ch = CHARS[sparkle.char_idx];
+            if sp.x < area.width && sp.y < area.height {
+                let x = area.x + sp.x;
+                let y = area.y + sp.y;
+                let ch = CHARS[sp.char_idx];
                 buf[(x, y)].set_char(ch).set_style(Style::new().fg(Color::Rgb(r, g, b)));
             }
         }
diff --git a/crates/ratatui/src/spectrum.rs b/crates/ratatui/src/spectrum.rs
index 39bf81f..ee8d7f9 100644
--- a/crates/ratatui/src/spectrum.rs
+++ b/crates/ratatui/src/spectrum.rs
@@ -1,3 +1,4 @@
+use crate::theme::meter;
 use ratatui::buffer::Buffer;
 use ratatui::layout::Rect;
 use ratatui::style::Color;
@@ -39,11 +40,11 @@ impl Widget for Spectrum<'_> {
                 let y = area.y + area.height - 1 - row as u16;
                 let ratio = row as f32 / area.height as f32;
                 let color = if ratio < 0.33 {
-                    Color::Rgb(40, 180, 80)
+                    Color::Rgb(meter::LOW_RGB.0, meter::LOW_RGB.1, meter::LOW_RGB.2)
                 } else if ratio < 0.66 {
-                    Color::Rgb(220, 180, 40)
+                    Color::Rgb(meter::MID_RGB.0, meter::MID_RGB.1, meter::MID_RGB.2)
                 } else {
-                    Color::Rgb(220, 60, 40)
+                    Color::Rgb(meter::HIGH_RGB.0, meter::HIGH_RGB.1, meter::HIGH_RGB.2)
                 };
                 for dx in 0..band_width as u16 {
                     let x = x_start + dx;
diff --git a/crates/ratatui/src/text_input.rs b/crates/ratatui/src/text_input.rs
index e39e6f3..28e745c 100644
--- a/crates/ratatui/src/text_input.rs
+++ b/crates/ratatui/src/text_input.rs
@@ -1,3 +1,4 @@
+use crate::theme::{input, ui};
 use ratatui::layout::{Constraint, Layout, Rect};
 use ratatui::style::{Color, Style};
 use ratatui::text::{Line, Span};
@@ -20,7 +21,7 @@ impl<'a> TextInputModal<'a> {
             title,
             input,
             hint: None,
-            border_color: Color::White,
+            border_color: ui::TEXT_PRIMARY,
             width: 50,
         }
     }
@@ -56,15 +57,15 @@ impl<'a> TextInputModal<'a> {
             frame.render_widget(
                 Paragraph::new(Line::from(vec![
                     Span::raw("> "),
-                    Span::styled(self.input, Style::new().fg(Color::Cyan)),
-                    Span::styled("█", Style::new().fg(Color::White)),
+                    Span::styled(self.input, Style::new().fg(input::TEXT)),
+                    Span::styled("█", Style::new().fg(input::CURSOR)),
                 ])),
                 rows[0],
             );
 
             if let Some(hint) = self.hint {
                 frame.render_widget(
-                    Paragraph::new(Span::styled(hint, Style::new().fg(Color::DarkGray))),
+                    Paragraph::new(Span::styled(hint, Style::new().fg(input::HINT))),
                     rows[1],
                 );
             }
@@ -72,8 +73,8 @@ impl<'a> TextInputModal<'a> {
             frame.render_widget(
                 Paragraph::new(Line::from(vec![
                     Span::raw("> "),
-                    Span::styled(self.input, Style::new().fg(Color::Cyan)),
-                    Span::styled("█", Style::new().fg(Color::White)),
+                    Span::styled(self.input, Style::new().fg(input::TEXT)),
+                    Span::styled("█", Style::new().fg(input::CURSOR)),
                 ])),
                 inner,
             );
diff --git a/crates/ratatui/src/theme.rs b/crates/ratatui/src/theme.rs
new file mode 100644
index 0000000..2462126
--- /dev/null
+++ b/crates/ratatui/src/theme.rs
@@ -0,0 +1,377 @@
+//! Centralized color definitions for Cagire TUI.
+//! Based on Catppuccin Mocha palette.
+
+use ratatui::style::Color;
+
+// Catppuccin Mocha base palette
+mod palette {
+    use super::*;
+
+    // Backgrounds (dark to light)
+    pub const CRUST: Color = Color::Rgb(17, 17, 27);
+    pub const MANTLE: Color = Color::Rgb(24, 24, 37);
+    pub const BASE: Color = Color::Rgb(30, 30, 46);
+    pub const SURFACE0: Color = Color::Rgb(49, 50, 68);
+    pub const SURFACE1: Color = Color::Rgb(69, 71, 90);
+    pub const SURFACE2: Color = Color::Rgb(88, 91, 112);
+
+    // Overlays
+    pub const OVERLAY0: Color = Color::Rgb(108, 112, 134);
+    pub const OVERLAY1: Color = Color::Rgb(127, 132, 156);
+    pub const OVERLAY2: Color = Color::Rgb(147, 153, 178);
+
+    // Text (dim to bright)
+    pub const SUBTEXT0: Color = Color::Rgb(166, 173, 200);
+    pub const SUBTEXT1: Color = Color::Rgb(186, 194, 222);
+    pub const TEXT: Color = Color::Rgb(205, 214, 244);
+
+    // Accent colors
+    pub const ROSEWATER: Color = Color::Rgb(245, 224, 220);
+    pub const FLAMINGO: Color = Color::Rgb(242, 205, 205);
+    pub const PINK: Color = Color::Rgb(245, 194, 231);
+    pub const MAUVE: Color = Color::Rgb(203, 166, 247);
+    pub const RED: Color = Color::Rgb(243, 139, 168);
+    pub const MAROON: Color = Color::Rgb(235, 160, 172);
+    pub const PEACH: Color = Color::Rgb(250, 179, 135);
+    pub const YELLOW: Color = Color::Rgb(249, 226, 175);
+    pub const GREEN: Color = Color::Rgb(166, 227, 161);
+    pub const TEAL: Color = Color::Rgb(148, 226, 213);
+    pub const SKY: Color = Color::Rgb(137, 220, 235);
+    pub const SAPPHIRE: Color = Color::Rgb(116, 199, 236);
+    pub const BLUE: Color = Color::Rgb(137, 180, 250);
+    pub const LAVENDER: Color = Color::Rgb(180, 190, 254);
+}
+
+pub mod ui {
+    use super::*;
+    use palette::*;
+    pub const BG: Color = BASE;
+    pub const BG_RGB: (u8, u8, u8) = (30, 30, 46);
+    pub const TEXT_PRIMARY: Color = TEXT;
+    pub const TEXT_MUTED: Color = SUBTEXT0;
+    pub const TEXT_DIM: Color = OVERLAY1;
+    pub const BORDER: Color = SURFACE1;
+    pub const HEADER: Color = LAVENDER;
+    pub const UNFOCUSED: Color = OVERLAY0;
+    pub const ACCENT: Color = MAUVE;
+    pub const SURFACE: Color = SURFACE0;
+}
+
+pub mod status {
+    use super::*;
+    use palette::*;
+    pub const PLAYING_BG: Color = Color::Rgb(30, 50, 40);
+    pub const PLAYING_FG: Color = GREEN;
+    pub const STOPPED_BG: Color = Color::Rgb(50, 30, 40);
+    pub const STOPPED_FG: Color = RED;
+    pub const FILL_ON: Color = GREEN;
+    pub const FILL_OFF: Color = OVERLAY0;
+    pub const FILL_BG: Color = SURFACE0;
+}
+
+pub mod selection {
+    use super::*;
+    use palette::*;
+    pub const CURSOR_BG: Color = MAUVE;
+    pub const CURSOR_FG: Color = CRUST;
+    pub const SELECTED_BG: Color = Color::Rgb(60, 60, 90);
+    pub const SELECTED_FG: Color = LAVENDER;
+    pub const IN_RANGE_BG: Color = Color::Rgb(50, 50, 75);
+    pub const IN_RANGE_FG: Color = SUBTEXT1;
+    // Aliases for simpler API
+    pub const CURSOR: Color = CURSOR_BG;
+    pub const SELECTED: Color = SELECTED_BG;
+    pub const IN_RANGE: Color = IN_RANGE_BG;
+}
+
+pub mod tile {
+    use super::*;
+    use palette::*;
+    pub const PLAYING_ACTIVE_BG: Color = Color::Rgb(80, 50, 60);
+    pub const PLAYING_ACTIVE_FG: Color = PEACH;
+    pub const PLAYING_INACTIVE_BG: Color = Color::Rgb(70, 55, 45);
+    pub const PLAYING_INACTIVE_FG: Color = YELLOW;
+    pub const ACTIVE_BG: Color = Color::Rgb(40, 55, 55);
+    pub const ACTIVE_FG: Color = TEAL;
+    pub const INACTIVE_BG: Color = SURFACE0;
+    pub const INACTIVE_FG: Color = SUBTEXT0;
+    // Combined states for selected/in-range + active
+    pub const ACTIVE_SELECTED_BG: Color = Color::Rgb(70, 60, 80);
+    pub const ACTIVE_IN_RANGE_BG: Color = Color::Rgb(55, 55, 70);
+
+    // Link colors (derived from palette accents, dimmed for backgrounds)
+    pub const LINK_BRIGHT: [(u8, u8, u8); 5] = [
+        (203, 166, 247), // Mauve
+        (245, 194, 231), // Pink
+        (250, 179, 135), // Peach
+        (137, 220, 235), // Sky
+        (166, 227, 161), // Green
+    ];
+    pub const LINK_DIM: [(u8, u8, u8); 5] = [
+        (70, 55, 85),  // Mauve dimmed
+        (85, 65, 80),  // Pink dimmed
+        (85, 60, 45),  // Peach dimmed
+        (45, 75, 80),  // Sky dimmed
+        (55, 80, 55),  // Green dimmed
+    ];
+}
+
+pub mod header {
+    use super::*;
+    use palette::*;
+    pub const TEMPO_BG: Color = Color::Rgb(50, 40, 60);
+    pub const TEMPO_FG: Color = MAUVE;
+    pub const BANK_BG: Color = Color::Rgb(35, 50, 55);
+    pub const BANK_FG: Color = SAPPHIRE;
+    pub const PATTERN_BG: Color = Color::Rgb(40, 50, 50);
+    pub const PATTERN_FG: Color = TEAL;
+    pub const STATS_BG: Color = SURFACE0;
+    pub const STATS_FG: Color = SUBTEXT0;
+}
+
+pub mod modal {
+    use super::*;
+    use palette::*;
+    pub const BORDER: Color = LAVENDER;
+    pub const BORDER_ACCENT: Color = MAUVE;
+    pub const BORDER_WARN: Color = PEACH;
+    pub const BORDER_DIM: Color = OVERLAY1;
+    // Semantic modal colors
+    pub const CONFIRM: Color = PEACH;
+    pub const RENAME: Color = MAUVE;
+    pub const INPUT: Color = SAPPHIRE;
+    pub const EDITOR: Color = LAVENDER;
+    pub const PREVIEW: Color = OVERLAY1;
+}
+
+pub mod flash {
+    use super::*;
+    use palette::*;
+    pub const ERROR_BG: Color = Color::Rgb(50, 30, 40);
+    pub const ERROR_FG: Color = RED;
+    pub const SUCCESS_BG: Color = Color::Rgb(30, 50, 40);
+    pub const SUCCESS_FG: Color = GREEN;
+    pub const INFO_BG: Color = SURFACE0;
+    pub const INFO_FG: Color = TEXT;
+    // Event flash tint (dimmed mauve)
+    pub const EVENT_RGB: (u8, u8, u8) = (55, 45, 70);
+}
+
+pub mod list {
+    use super::*;
+    use palette::*;
+    pub const PLAYING_BG: Color = Color::Rgb(35, 55, 45);
+    pub const PLAYING_FG: Color = GREEN;
+    pub const STAGED_PLAY_BG: Color = Color::Rgb(55, 45, 65);
+    pub const STAGED_PLAY_FG: Color = MAUVE;
+    pub const STAGED_STOP_BG: Color = Color::Rgb(60, 40, 50);
+    pub const STAGED_STOP_FG: Color = MAROON;
+    pub const EDIT_BG: Color = Color::Rgb(40, 55, 55);
+    pub const EDIT_FG: Color = TEAL;
+    pub const HOVER_BG: Color = SURFACE1;
+    pub const HOVER_FG: Color = TEXT;
+}
+
+pub mod link_status {
+    use super::*;
+    use palette::*;
+    pub const DISABLED: Color = RED;
+    pub const CONNECTED: Color = GREEN;
+    pub const LISTENING: Color = YELLOW;
+}
+
+pub mod syntax {
+    use super::*;
+    use palette::*;
+    pub const GAP_BG: Color = MANTLE;
+    pub const EXECUTED_BG: Color = Color::Rgb(45, 40, 55);
+    pub const SELECTED_BG: Color = Color::Rgb(70, 55, 40);
+
+    // (fg, bg) tuples - fg is bright accent, bg is subtle tint
+    pub const EMIT: (Color, Color) = (TEXT, Color::Rgb(80, 50, 60));
+    pub const NUMBER: (Color, Color) = (PEACH, Color::Rgb(55, 45, 35));
+    pub const STRING: (Color, Color) = (GREEN, Color::Rgb(35, 50, 40));
+    pub const COMMENT: (Color, Color) = (OVERLAY1, CRUST);
+    pub const KEYWORD: (Color, Color) = (MAUVE, Color::Rgb(50, 40, 60));
+    pub const STACK_OP: (Color, Color) = (SAPPHIRE, Color::Rgb(35, 45, 55));
+    pub const OPERATOR: (Color, Color) = (YELLOW, Color::Rgb(55, 50, 35));
+    pub const SOUND: (Color, Color) = (TEAL, Color::Rgb(35, 55, 55));
+    pub const PARAM: (Color, Color) = (LAVENDER, Color::Rgb(45, 45, 60));
+    pub const CONTEXT: (Color, Color) = (PEACH, Color::Rgb(55, 45, 35));
+    pub const NOTE: (Color, Color) = (GREEN, Color::Rgb(35, 50, 40));
+    pub const INTERVAL: (Color, Color) = (Color::Rgb(180, 230, 150), Color::Rgb(40, 55, 35));
+    pub const VARIABLE: (Color, Color) = (PINK, Color::Rgb(55, 40, 55));
+    pub const VARY: (Color, Color) = (YELLOW, Color::Rgb(55, 50, 35));
+    pub const GENERATOR: (Color, Color) = (TEAL, Color::Rgb(35, 55, 50));
+    pub const DEFAULT: (Color, Color) = (SUBTEXT0, MANTLE);
+}
+
+pub mod table {
+    use super::*;
+    use palette::*;
+    pub const ROW_EVEN: Color = MANTLE;
+    pub const ROW_ODD: Color = BASE;
+}
+
+pub mod values {
+    use super::*;
+    use palette::*;
+    pub const TEMPO: Color = PEACH;
+    pub const VALUE: Color = SUBTEXT0;
+}
+
+pub mod hint {
+    use super::*;
+    use palette::*;
+    pub const KEY: Color = PEACH;
+    pub const TEXT: Color = OVERLAY1;
+}
+
+pub mod nav {
+    use super::*;
+    use palette::*;
+    pub const SELECTED_BG: Color = Color::Rgb(60, 50, 75);
+    pub const SELECTED_FG: Color = TEXT;
+    pub const UNSELECTED_BG: Color = SURFACE0;
+    pub const UNSELECTED_FG: Color = OVERLAY1;
+}
+
+pub mod editor_widget {
+    use super::*;
+    use palette::*;
+    pub const CURSOR_BG: Color = TEXT;
+    pub const CURSOR_FG: Color = CRUST;
+    pub const SELECTION_BG: Color = Color::Rgb(50, 60, 90);
+    pub const COMPLETION_BG: Color = SURFACE0;
+    pub const COMPLETION_FG: Color = TEXT;
+    pub const COMPLETION_SELECTED: Color = PEACH;
+    pub const COMPLETION_EXAMPLE: Color = TEAL;
+}
+
+pub mod browser {
+    use super::*;
+    use palette::*;
+    pub const DIRECTORY: Color = SAPPHIRE;
+    pub const PROJECT_FILE: Color = MAUVE;
+    pub const SELECTED: Color = PEACH;
+    pub const FILE: Color = TEXT;
+    pub const FOCUSED_BORDER: Color = PEACH;
+    pub const UNFOCUSED_BORDER: Color = OVERLAY0;
+    pub const ROOT: Color = TEXT;
+    pub const FILE_ICON: Color = OVERLAY1;
+    pub const FOLDER_ICON: Color = SAPPHIRE;
+    pub const EMPTY_TEXT: Color = OVERLAY1;
+}
+
+pub mod input {
+    use super::*;
+    use palette::*;
+    pub const TEXT: Color = SAPPHIRE;
+    pub const CURSOR: Color = super::palette::TEXT;
+    pub const HINT: Color = OVERLAY1;
+}
+
+pub mod search {
+    use super::*;
+    use palette::*;
+    pub const ACTIVE: Color = PEACH;
+    pub const INACTIVE: Color = OVERLAY0;
+    pub const MATCH_BG: Color = YELLOW;
+    pub const MATCH_FG: Color = CRUST;
+}
+
+pub mod markdown {
+    use super::*;
+    use palette::*;
+    pub const H1: Color = SAPPHIRE;
+    pub const H2: Color = PEACH;
+    pub const H3: Color = MAUVE;
+    pub const CODE: Color = GREEN;
+    pub const CODE_BORDER: Color = Color::Rgb(60, 60, 70);
+    pub const LINK: Color = TEAL;
+    pub const LINK_URL: Color = Color::Rgb(100, 100, 100);
+    pub const QUOTE: Color = OVERLAY1;
+    pub const TEXT: Color = super::palette::TEXT;
+    pub const LIST: Color = super::palette::TEXT;
+}
+
+pub mod engine {
+    use super::*;
+    use palette::*;
+    pub const HEADER: Color = Color::Rgb(100, 160, 180);
+    pub const HEADER_FOCUSED: Color = YELLOW;
+    pub const DIVIDER: Color = Color::Rgb(60, 65, 70);
+    pub const SCROLL_INDICATOR: Color = Color::Rgb(80, 85, 95);
+    pub const LABEL: Color = Color::Rgb(120, 125, 135);
+    pub const LABEL_FOCUSED: Color = Color::Rgb(150, 155, 165);
+    pub const LABEL_DIM: Color = Color::Rgb(100, 105, 115);
+    pub const VALUE: Color = Color::Rgb(180, 180, 190);
+    pub const FOCUSED: Color = YELLOW;
+    pub const NORMAL: Color = TEXT;
+    pub const DIM: Color = Color::Rgb(80, 85, 95);
+    pub const PATH: Color = Color::Rgb(120, 125, 135);
+    pub const BORDER_MAGENTA: Color = MAUVE;
+    pub const BORDER_GREEN: Color = GREEN;
+    pub const BORDER_CYAN: Color = SAPPHIRE;
+    pub const SEPARATOR: Color = Color::Rgb(60, 65, 75);
+    pub const HINT_ACTIVE: Color = Color::Rgb(180, 180, 100);
+    pub const HINT_INACTIVE: Color = Color::Rgb(60, 60, 70);
+}
+
+pub mod dict {
+    use super::*;
+    use palette::*;
+    pub const WORD_NAME: Color = GREEN;
+    pub const WORD_BG: Color = Color::Rgb(40, 50, 60);
+    pub const ALIAS: Color = OVERLAY1;
+    pub const STACK_SIG: Color = MAUVE;
+    pub const DESCRIPTION: Color = TEXT;
+    pub const EXAMPLE: Color = Color::Rgb(120, 130, 140);
+    pub const CATEGORY_FOCUSED: Color = YELLOW;
+    pub const CATEGORY_SELECTED: Color = SAPPHIRE;
+    pub const CATEGORY_NORMAL: Color = TEXT;
+    pub const CATEGORY_DIMMED: Color = Color::Rgb(80, 80, 90);
+    pub const BORDER_FOCUSED: Color = YELLOW;
+    pub const BORDER_NORMAL: Color = Color::Rgb(60, 60, 70);
+    pub const HEADER_DESC: Color = Color::Rgb(140, 145, 155);
+}
+
+pub mod title {
+    use super::*;
+    use palette::*;
+    pub const BIG_TITLE: Color = MAUVE;
+    pub const AUTHOR: Color = LAVENDER;
+    pub const LINK: Color = TEAL;
+    pub const LICENSE: Color = PEACH;
+    pub const PROMPT: Color = Color::Rgb(140, 160, 170);
+    pub const SUBTITLE: Color = TEXT;
+}
+
+pub mod meter {
+    use super::*;
+    use palette::*;
+    pub const LOW: Color = GREEN;
+    pub const MID: Color = YELLOW;
+    pub const HIGH: Color = RED;
+    pub const LOW_RGB: (u8, u8, u8) = (40, 180, 80);
+    pub const MID_RGB: (u8, u8, u8) = (220, 180, 40);
+    pub const HIGH_RGB: (u8, u8, u8) = (220, 60, 40);
+}
+
+pub mod sparkle {
+    pub const COLORS: &[(u8, u8, u8)] = &[
+        (200, 220, 255), // Lavender-ish
+        (250, 179, 135), // Peach
+        (166, 227, 161), // Green
+        (245, 194, 231), // Pink
+        (203, 166, 247), // Mauve
+    ];
+}
+
+pub mod confirm {
+    use super::*;
+    use palette::*;
+    pub const BORDER: Color = PEACH;
+    pub const BUTTON_SELECTED_BG: Color = PEACH;
+    pub const BUTTON_SELECTED_FG: Color = CRUST;
+}
diff --git a/crates/ratatui/src/vu_meter.rs b/crates/ratatui/src/vu_meter.rs
index c5deb64..b3d1891 100644
--- a/crates/ratatui/src/vu_meter.rs
+++ b/crates/ratatui/src/vu_meter.rs
@@ -1,3 +1,4 @@
+use crate::theme::meter;
 use ratatui::buffer::Buffer;
 use ratatui::layout::Rect;
 use ratatui::style::Color;
@@ -31,11 +32,11 @@ impl VuMeter {
 
     fn row_to_color(row_position: f32) -> Color {
         if row_position > 0.9 {
-            Color::Red
+            meter::HIGH
         } else if row_position > 0.75 {
-            Color::Yellow
+            meter::MID
         } else {
-            Color::Green
+            meter::LOW
         }
     }
 }
diff --git a/src/app.rs b/src/app.rs
index 45de380..fa3266f 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -100,6 +100,7 @@ impl App {
                 show_spectrum: self.audio.config.show_spectrum,
                 show_completion: self.ui.show_completion,
                 flash_brightness: self.ui.flash_brightness,
+                ..Default::default()
             },
             link: crate::settings::LinkSettings {
                 enabled: link.is_enabled(),
diff --git a/src/bin/desktop.rs b/src/bin/desktop.rs
new file mode 100644
index 0000000..dd1a32f
--- /dev/null
+++ b/src/bin/desktop.rs
@@ -0,0 +1,531 @@
+use std::sync::atomic::{AtomicBool, AtomicI64, AtomicU32, AtomicU64, Ordering};
+use std::sync::Arc;
+use std::time::Duration;
+
+use clap::Parser;
+use doux::EngineMetrics;
+use eframe::NativeOptions;
+use egui_ratatui::RataguiBackend;
+use ratatui::Terminal;
+use soft_ratatui::embedded_graphics_unicodefonts::{
+    mono_6x13_atlas, mono_6x13_bold_atlas, mono_6x13_italic_atlas,
+    mono_7x13_atlas, mono_7x13_bold_atlas, mono_7x13_italic_atlas,
+    mono_8x13_atlas, mono_8x13_bold_atlas, mono_8x13_italic_atlas,
+    mono_9x15_atlas, mono_9x15_bold_atlas,
+    mono_9x18_atlas, mono_9x18_bold_atlas,
+    mono_10x20_atlas,
+};
+use soft_ratatui::{EmbeddedGraphics, SoftBackend};
+
+use cagire::app::App;
+use cagire::engine::{
+    build_stream, spawn_sequencer, AnalysisHandle, AudioStreamConfig, LinkState, ScopeBuffer,
+    SequencerConfig, SequencerHandle, SpectrumBuffer,
+};
+use cagire::input::{handle_key, InputContext, InputResult};
+use cagire::input_egui::convert_egui_events;
+use cagire::settings::Settings;
+use cagire::state::audio::RefreshRate;
+use cagire::views;
+
+#[derive(Parser)]
+#[command(name = "cagire-desktop", about = "Cagire desktop application")]
+struct Args {
+    #[arg(short, long)]
+    samples: Vec<std::path::PathBuf>,
+
+    #[arg(short, long)]
+    output: Option<String>,
+
+    #[arg(short, long)]
+    input: Option<String>,
+
+    #[arg(short, long)]
+    channels: Option<u16>,
+
+    #[arg(short, long)]
+    buffer: Option<u32>,
+}
+
+#[derive(Clone, Copy, PartialEq)]
+enum FontChoice {
+    Size6x13,
+    Size7x13,
+    Size8x13,
+    Size9x15,
+    Size9x18,
+    Size10x20,
+}
+
+impl FontChoice {
+    fn from_setting(s: &str) -> Self {
+        match s {
+            "6x13" => Self::Size6x13,
+            "7x13" => Self::Size7x13,
+            "9x15" => Self::Size9x15,
+            "9x18" => Self::Size9x18,
+            "10x20" => Self::Size10x20,
+            _ => Self::Size8x13,
+        }
+    }
+
+    fn to_setting(self) -> &'static str {
+        match self {
+            Self::Size6x13 => "6x13",
+            Self::Size7x13 => "7x13",
+            Self::Size8x13 => "8x13",
+            Self::Size9x15 => "9x15",
+            Self::Size9x18 => "9x18",
+            Self::Size10x20 => "10x20",
+        }
+    }
+
+    fn label(self) -> &'static str {
+        match self {
+            Self::Size6x13 => "6x13 (Compact)",
+            Self::Size7x13 => "7x13",
+            Self::Size8x13 => "8x13 (Default)",
+            Self::Size9x15 => "9x15",
+            Self::Size9x18 => "9x18",
+            Self::Size10x20 => "10x20 (Large)",
+        }
+    }
+
+    const ALL: [Self; 6] = [
+        Self::Size6x13,
+        Self::Size7x13,
+        Self::Size8x13,
+        Self::Size9x15,
+        Self::Size9x18,
+        Self::Size10x20,
+    ];
+}
+
+type TerminalType = Terminal<RataguiBackend<EmbeddedGraphics>>;
+
+fn create_terminal(font: FontChoice) -> TerminalType {
+    let (regular, bold, italic) = match font {
+        FontChoice::Size6x13 => (
+            mono_6x13_atlas(),
+            Some(mono_6x13_bold_atlas()),
+            Some(mono_6x13_italic_atlas()),
+        ),
+        FontChoice::Size7x13 => (
+            mono_7x13_atlas(),
+            Some(mono_7x13_bold_atlas()),
+            Some(mono_7x13_italic_atlas()),
+        ),
+        FontChoice::Size8x13 => (
+            mono_8x13_atlas(),
+            Some(mono_8x13_bold_atlas()),
+            Some(mono_8x13_italic_atlas()),
+        ),
+        FontChoice::Size9x15 => (mono_9x15_atlas(), Some(mono_9x15_bold_atlas()), None),
+        FontChoice::Size9x18 => (mono_9x18_atlas(), Some(mono_9x18_bold_atlas()), None),
+        FontChoice::Size10x20 => (mono_10x20_atlas(), None, None),
+    };
+
+    let soft = SoftBackend::<EmbeddedGraphics>::new(80, 24, regular, bold, italic);
+    Terminal::new(RataguiBackend::new("cagire", soft)).expect("terminal")
+}
+
+struct CagireDesktop {
+    app: App,
+    terminal: TerminalType,
+    link: Arc<LinkState>,
+    sequencer: Option<SequencerHandle>,
+    playing: Arc<AtomicBool>,
+    nudge_us: Arc<AtomicI64>,
+    lookahead_ms: Arc<AtomicU32>,
+    metrics: Arc<EngineMetrics>,
+    scope_buffer: Arc<ScopeBuffer>,
+    spectrum_buffer: Arc<SpectrumBuffer>,
+    audio_sample_pos: Arc<AtomicU64>,
+    sample_rate_shared: Arc<AtomicU32>,
+    _stream: Option<cpal::Stream>,
+    _analysis_handle: Option<AnalysisHandle>,
+    current_font: FontChoice,
+    pending_font: Option<FontChoice>,
+}
+
+impl CagireDesktop {
+    fn new(cc: &eframe::CreationContext<'_>, args: Args) -> Self {
+        let settings = Settings::load();
+
+        let link = Arc::new(LinkState::new(settings.link.tempo, settings.link.quantum));
+        if settings.link.enabled {
+            link.enable();
+        }
+
+        let playing = Arc::new(AtomicBool::new(true));
+        let nudge_us = Arc::new(AtomicI64::new(0));
+
+        let mut app = App::new();
+
+        app.playback
+            .queued_changes
+            .push(cagire::state::StagedChange {
+                change: cagire::engine::PatternChange::Start {
+                    bank: 0,
+                    pattern: 0,
+                },
+                quantization: cagire::model::LaunchQuantization::Immediate,
+                sync_mode: cagire::model::SyncMode::Reset,
+            });
+
+        app.audio.config.output_device = args.output.or(settings.audio.output_device);
+        app.audio.config.input_device = args.input.or(settings.audio.input_device);
+        app.audio.config.channels = args.channels.unwrap_or(settings.audio.channels);
+        app.audio.config.buffer_size = args.buffer.unwrap_or(settings.audio.buffer_size);
+        app.audio.config.max_voices = settings.audio.max_voices;
+        app.audio.config.lookahead_ms = settings.audio.lookahead_ms;
+        app.audio.config.sample_paths = args.samples;
+        app.audio.config.refresh_rate = RefreshRate::from_fps(settings.display.fps);
+        app.ui.runtime_highlight = settings.display.runtime_highlight;
+        app.audio.config.show_scope = settings.display.show_scope;
+        app.audio.config.show_spectrum = settings.display.show_spectrum;
+        app.ui.show_completion = settings.display.show_completion;
+        app.ui.flash_brightness = settings.display.flash_brightness;
+
+        let metrics = Arc::new(EngineMetrics::default());
+        let scope_buffer = Arc::new(ScopeBuffer::new());
+        let spectrum_buffer = Arc::new(SpectrumBuffer::new());
+
+        let audio_sample_pos = Arc::new(AtomicU64::new(0));
+        let sample_rate_shared = Arc::new(AtomicU32::new(44100));
+        let lookahead_ms = Arc::new(AtomicU32::new(settings.audio.lookahead_ms));
+
+        let mut initial_samples = Vec::new();
+        for path in &app.audio.config.sample_paths {
+            let index = doux::sampling::scan_samples_dir(path);
+            app.audio.config.sample_count += index.len();
+            initial_samples.extend(index);
+        }
+
+        let seq_config = SequencerConfig {
+            audio_sample_pos: Arc::clone(&audio_sample_pos),
+            sample_rate: Arc::clone(&sample_rate_shared),
+            lookahead_ms: Arc::clone(&lookahead_ms),
+        };
+
+        let (sequencer, initial_audio_rx) = spawn_sequencer(
+            Arc::clone(&link),
+            Arc::clone(&playing),
+            Arc::clone(&app.variables),
+            Arc::clone(&app.dict),
+            Arc::clone(&app.rng),
+            settings.link.quantum,
+            Arc::clone(&app.live_keys),
+            Arc::clone(&nudge_us),
+            seq_config,
+        );
+
+        let stream_config = AudioStreamConfig {
+            output_device: app.audio.config.output_device.clone(),
+            channels: app.audio.config.channels,
+            buffer_size: app.audio.config.buffer_size,
+            max_voices: app.audio.config.max_voices,
+        };
+
+        let (stream, analysis_handle) = match build_stream(
+            &stream_config,
+            initial_audio_rx,
+            Arc::clone(&scope_buffer),
+            Arc::clone(&spectrum_buffer),
+            Arc::clone(&metrics),
+            initial_samples,
+            Arc::clone(&audio_sample_pos),
+        ) {
+            Ok((s, sample_rate, analysis)) => {
+                app.audio.config.sample_rate = sample_rate;
+                sample_rate_shared.store(sample_rate as u32, Ordering::Relaxed);
+                (Some(s), Some(analysis))
+            }
+            Err(e) => {
+                app.ui.set_status(format!("Audio failed: {e}"));
+                app.audio.error = Some(e);
+                (None, None)
+            }
+        };
+        app.mark_all_patterns_dirty();
+
+        let current_font = FontChoice::from_setting(&settings.display.font);
+        let terminal = create_terminal(current_font);
+
+        cc.egui_ctx.set_visuals(egui::Visuals::dark());
+
+        Self {
+            app,
+            terminal,
+            link,
+            sequencer: Some(sequencer),
+            playing,
+            nudge_us,
+            lookahead_ms,
+            metrics,
+            scope_buffer,
+            spectrum_buffer,
+            audio_sample_pos,
+            sample_rate_shared,
+            _stream: stream,
+            _analysis_handle: analysis_handle,
+            current_font,
+            pending_font: None,
+        }
+    }
+
+    fn handle_audio_restart(&mut self) {
+        if !self.app.audio.restart_pending {
+            return;
+        }
+
+        self.app.audio.restart_pending = false;
+        self._stream = None;
+        self._analysis_handle = None;
+
+        let Some(ref sequencer) = self.sequencer else {
+            return;
+        };
+        let new_audio_rx = sequencer.swap_audio_channel();
+
+        let new_config = AudioStreamConfig {
+            output_device: self.app.audio.config.output_device.clone(),
+            channels: self.app.audio.config.channels,
+            buffer_size: self.app.audio.config.buffer_size,
+            max_voices: self.app.audio.config.max_voices,
+        };
+
+        let mut restart_samples = Vec::new();
+        for path in &self.app.audio.config.sample_paths {
+            let index = doux::sampling::scan_samples_dir(path);
+            restart_samples.extend(index);
+        }
+        self.app.audio.config.sample_count = restart_samples.len();
+
+        self.audio_sample_pos.store(0, Ordering::Relaxed);
+
+        match build_stream(
+            &new_config,
+            new_audio_rx,
+            Arc::clone(&self.scope_buffer),
+            Arc::clone(&self.spectrum_buffer),
+            Arc::clone(&self.metrics),
+            restart_samples,
+            Arc::clone(&self.audio_sample_pos),
+        ) {
+            Ok((new_stream, sr, new_analysis)) => {
+                self._stream = Some(new_stream);
+                self._analysis_handle = Some(new_analysis);
+                self.app.audio.config.sample_rate = sr;
+                self.sample_rate_shared.store(sr as u32, Ordering::Relaxed);
+                self.app.audio.error = None;
+                self.app.ui.set_status("Audio restarted".to_string());
+            }
+            Err(e) => {
+                self.app.audio.error = Some(e.clone());
+                self.app.ui.set_status(format!("Audio failed: {e}"));
+            }
+        }
+    }
+
+    fn update_metrics(&mut self) {
+        self.app.playback.playing = self.playing.load(Ordering::Relaxed);
+
+        self.app.metrics.active_voices =
+            self.metrics.active_voices.load(Ordering::Relaxed) as usize;
+        self.app.metrics.peak_voices = self.app.metrics.peak_voices.max(self.app.metrics.active_voices);
+        self.app.metrics.cpu_load = self.metrics.load.get_load();
+        self.app.metrics.schedule_depth =
+            self.metrics.schedule_depth.load(Ordering::Relaxed) as usize;
+        self.app.metrics.scope = self.scope_buffer.read();
+        (self.app.metrics.peak_left, self.app.metrics.peak_right) = self.scope_buffer.peaks();
+        self.app.metrics.spectrum = self.spectrum_buffer.read();
+        self.app.metrics.nudge_ms = self.nudge_us.load(Ordering::Relaxed) as f64 / 1000.0;
+    }
+
+    fn handle_input(&mut self, ctx: &egui::Context) -> bool {
+        let Some(ref sequencer) = self.sequencer else {
+            return false;
+        };
+        let seq_snapshot = sequencer.snapshot();
+
+        for key in convert_egui_events(ctx) {
+            let mut input_ctx = InputContext {
+                app: &mut self.app,
+                link: &self.link,
+                snapshot: &seq_snapshot,
+                playing: &self.playing,
+                audio_tx: &sequencer.audio_tx,
+                seq_cmd_tx: &sequencer.cmd_tx,
+                nudge_us: &self.nudge_us,
+                lookahead_ms: &self.lookahead_ms,
+            };
+
+            if let InputResult::Quit = handle_key(&mut input_ctx, key) {
+                return true;
+            }
+        }
+
+        false
+    }
+}
+
+impl eframe::App for CagireDesktop {
+    fn update(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) {
+        if let Some(font) = self.pending_font.take() {
+            self.terminal = create_terminal(font);
+            self.current_font = font;
+            let mut settings = Settings::load();
+            settings.display.font = font.to_setting().to_string();
+            settings.save();
+        }
+
+        self.handle_audio_restart();
+        self.update_metrics();
+
+        let Some(ref sequencer) = self.sequencer else {
+            return;
+        };
+        let seq_snapshot = sequencer.snapshot();
+
+        self.app.metrics.event_count = seq_snapshot.event_count;
+        self.app.metrics.dropped_events = seq_snapshot.dropped_events;
+
+        self.app.ui.event_flash = (self.app.ui.event_flash - 0.1).max(0.0);
+        let new_events = self
+            .app
+            .metrics
+            .event_count
+            .saturating_sub(self.app.ui.last_event_count);
+        if new_events > 0 {
+            self.app.ui.event_flash = (new_events as f32 * 0.4).min(1.0);
+        }
+        self.app.ui.last_event_count = self.app.metrics.event_count;
+
+        self.app.flush_queued_changes(&sequencer.cmd_tx);
+        self.app.flush_dirty_patterns(&sequencer.cmd_tx);
+
+        let should_quit = self.handle_input(ctx);
+        if should_quit {
+            ctx.send_viewport_cmd(egui::ViewportCommand::Close);
+            return;
+        }
+
+        let current_font = self.current_font;
+        let mut pending_font = None;
+
+        egui::CentralPanel::default()
+            .frame(egui::Frame::NONE.fill(egui::Color32::BLACK))
+            .show(ctx, |ui| {
+                if self.app.ui.show_title {
+                    self.app.ui.sparkles.tick(self.terminal.get_frame().area());
+                }
+
+                let link = &self.link;
+                let app = &self.app;
+                self.terminal
+                    .draw(|frame| views::render(frame, app, link, &seq_snapshot))
+                    .expect("Failed to draw");
+
+                ui.add(self.terminal.backend_mut());
+
+                // Create a click-sensing overlay for context menu
+                let response = ui.interact(
+                    ui.max_rect(),
+                    egui::Id::new("terminal_context"),
+                    egui::Sense::click(),
+                );
+                response.context_menu(|ui| {
+                    ui.menu_button("Font", |ui| {
+                        for choice in FontChoice::ALL {
+                            let selected = current_font == choice;
+                            if ui.selectable_label(selected, choice.label()).clicked() {
+                                pending_font = Some(choice);
+                                ui.close();
+                            }
+                        }
+                    });
+                });
+            });
+
+        if pending_font.is_some() {
+            self.pending_font = pending_font;
+        }
+
+        ctx.request_repaint_after(Duration::from_millis(
+            self.app.audio.config.refresh_rate.millis(),
+        ));
+    }
+
+    fn on_exit(&mut self, _gl: Option<&eframe::glow::Context>) {
+        if let Some(sequencer) = self.sequencer.take() {
+            sequencer.shutdown();
+        }
+    }
+}
+
+fn load_icon() -> egui::IconData {
+    let size = 64u32;
+    let mut rgba = vec![0u8; (size * size * 4) as usize];
+
+    for y in 0..size {
+        for x in 0..size {
+            let idx = ((y * size + x) * 4) as usize;
+            let cx = x as f32 - size as f32 / 2.0;
+            let cy = y as f32 - size as f32 / 2.0;
+            let dist = (cx * cx + cy * cy).sqrt();
+            let radius = size as f32 / 2.0 - 2.0;
+
+            if dist < radius {
+                let angle = cy.atan2(cx);
+                let normalized = (angle + std::f32::consts::PI) / (2.0 * std::f32::consts::PI);
+
+                if normalized > 0.1 && normalized < 0.9 {
+                    let inner_radius = radius * 0.5;
+                    if dist > inner_radius {
+                        rgba[idx] = 80;
+                        rgba[idx + 1] = 160;
+                        rgba[idx + 2] = 200;
+                        rgba[idx + 3] = 255;
+                    } else {
+                        rgba[idx] = 30;
+                        rgba[idx + 1] = 60;
+                        rgba[idx + 2] = 80;
+                        rgba[idx + 3] = 255;
+                    }
+                } else {
+                    rgba[idx] = 30;
+                    rgba[idx + 1] = 30;
+                    rgba[idx + 2] = 40;
+                    rgba[idx + 3] = 255;
+                }
+            } else {
+                rgba[idx + 3] = 0;
+            }
+        }
+    }
+
+    egui::IconData {
+        rgba,
+        width: size,
+        height: size,
+    }
+}
+
+fn main() -> eframe::Result<()> {
+    let args = Args::parse();
+
+    let options = NativeOptions {
+        viewport: egui::ViewportBuilder::default()
+            .with_title("Cagire")
+            .with_inner_size([1200.0, 800.0])
+            .with_icon(std::sync::Arc::new(load_icon())),
+        ..Default::default()
+    };
+
+    eframe::run_native(
+        "Cagire",
+        options,
+        Box::new(move |cc| Ok(Box::new(CagireDesktop::new(cc, args)))),
+    )
+}
diff --git a/src/engine/mod.rs b/src/engine/mod.rs
index 9851a3f..870ed5d 100644
--- a/src/engine/mod.rs
+++ b/src/engine/mod.rs
@@ -1,10 +1,10 @@
 mod audio;
 mod link;
-mod sequencer;
+pub mod sequencer;
 
-pub use audio::{build_stream, AudioStreamConfig, ScopeBuffer, SpectrumBuffer};
+pub use audio::{build_stream, AnalysisHandle, AudioStreamConfig, ScopeBuffer, SpectrumBuffer};
 pub use link::LinkState;
 pub use sequencer::{
     spawn_sequencer, AudioCommand, PatternChange, PatternSnapshot, SeqCommand, SequencerConfig,
-    SequencerSnapshot, StepSnapshot,
+    SequencerHandle, SequencerSnapshot, StepSnapshot,
 };
diff --git a/src/input_egui.rs b/src/input_egui.rs
new file mode 100644
index 0000000..80ea8b1
--- /dev/null
+++ b/src/input_egui.rs
@@ -0,0 +1,193 @@
+use crossterm::event::{KeyCode, KeyEvent, KeyModifiers};
+
+pub fn convert_egui_events(ctx: &egui::Context) -> Vec<KeyEvent> {
+    let mut events = Vec::new();
+
+    for event in &ctx.input(|i| i.events.clone()) {
+        if let Some(key_event) = convert_event(event) {
+            events.push(key_event);
+        }
+    }
+
+    events
+}
+
+fn convert_event(event: &egui::Event) -> Option<KeyEvent> {
+    match event {
+        egui::Event::Key {
+            key,
+            pressed,
+            modifiers,
+            ..
+        } => {
+            if !*pressed {
+                return None;
+            }
+            let mods = convert_modifiers(*modifiers);
+            // For character keys without ctrl/alt, let Event::Text handle it
+            if is_character_key(*key) && !mods.intersects(KeyModifiers::CONTROL | KeyModifiers::ALT) {
+                return None;
+            }
+            let code = convert_key(*key)?;
+            Some(KeyEvent::new(code, mods))
+        }
+        egui::Event::Text(text) => {
+            if text.len() == 1 {
+                let c = text.chars().next()?;
+                if !c.is_control() {
+                    return Some(KeyEvent::new(KeyCode::Char(c), KeyModifiers::empty()));
+                }
+            }
+            None
+        }
+        _ => None,
+    }
+}
+
+fn convert_key(key: egui::Key) -> Option<KeyCode> {
+    Some(match key {
+        egui::Key::ArrowDown => KeyCode::Down,
+        egui::Key::ArrowLeft => KeyCode::Left,
+        egui::Key::ArrowRight => KeyCode::Right,
+        egui::Key::ArrowUp => KeyCode::Up,
+        egui::Key::Escape => KeyCode::Esc,
+        egui::Key::Tab => KeyCode::Tab,
+        egui::Key::Backspace => KeyCode::Backspace,
+        egui::Key::Enter => KeyCode::Enter,
+        egui::Key::Space => KeyCode::Char(' '),
+        egui::Key::Insert => KeyCode::Insert,
+        egui::Key::Delete => KeyCode::Delete,
+        egui::Key::Home => KeyCode::Home,
+        egui::Key::End => KeyCode::End,
+        egui::Key::PageUp => KeyCode::PageUp,
+        egui::Key::PageDown => KeyCode::PageDown,
+        egui::Key::F1 => KeyCode::F(1),
+        egui::Key::F2 => KeyCode::F(2),
+        egui::Key::F3 => KeyCode::F(3),
+        egui::Key::F4 => KeyCode::F(4),
+        egui::Key::F5 => KeyCode::F(5),
+        egui::Key::F6 => KeyCode::F(6),
+        egui::Key::F7 => KeyCode::F(7),
+        egui::Key::F8 => KeyCode::F(8),
+        egui::Key::F9 => KeyCode::F(9),
+        egui::Key::F10 => KeyCode::F(10),
+        egui::Key::F11 => KeyCode::F(11),
+        egui::Key::F12 => KeyCode::F(12),
+        egui::Key::A => KeyCode::Char('a'),
+        egui::Key::B => KeyCode::Char('b'),
+        egui::Key::C => KeyCode::Char('c'),
+        egui::Key::D => KeyCode::Char('d'),
+        egui::Key::E => KeyCode::Char('e'),
+        egui::Key::F => KeyCode::Char('f'),
+        egui::Key::G => KeyCode::Char('g'),
+        egui::Key::H => KeyCode::Char('h'),
+        egui::Key::I => KeyCode::Char('i'),
+        egui::Key::J => KeyCode::Char('j'),
+        egui::Key::K => KeyCode::Char('k'),
+        egui::Key::L => KeyCode::Char('l'),
+        egui::Key::M => KeyCode::Char('m'),
+        egui::Key::N => KeyCode::Char('n'),
+        egui::Key::O => KeyCode::Char('o'),
+        egui::Key::P => KeyCode::Char('p'),
+        egui::Key::Q => KeyCode::Char('q'),
+        egui::Key::R => KeyCode::Char('r'),
+        egui::Key::S => KeyCode::Char('s'),
+        egui::Key::T => KeyCode::Char('t'),
+        egui::Key::U => KeyCode::Char('u'),
+        egui::Key::V => KeyCode::Char('v'),
+        egui::Key::W => KeyCode::Char('w'),
+        egui::Key::X => KeyCode::Char('x'),
+        egui::Key::Y => KeyCode::Char('y'),
+        egui::Key::Z => KeyCode::Char('z'),
+        egui::Key::Num0 => KeyCode::Char('0'),
+        egui::Key::Num1 => KeyCode::Char('1'),
+        egui::Key::Num2 => KeyCode::Char('2'),
+        egui::Key::Num3 => KeyCode::Char('3'),
+        egui::Key::Num4 => KeyCode::Char('4'),
+        egui::Key::Num5 => KeyCode::Char('5'),
+        egui::Key::Num6 => KeyCode::Char('6'),
+        egui::Key::Num7 => KeyCode::Char('7'),
+        egui::Key::Num8 => KeyCode::Char('8'),
+        egui::Key::Num9 => KeyCode::Char('9'),
+        egui::Key::Minus => KeyCode::Char('-'),
+        egui::Key::Equals => KeyCode::Char('='),
+        egui::Key::OpenBracket => KeyCode::Char('['),
+        egui::Key::CloseBracket => KeyCode::Char(']'),
+        egui::Key::Semicolon => KeyCode::Char(';'),
+        egui::Key::Comma => KeyCode::Char(','),
+        egui::Key::Period => KeyCode::Char('.'),
+        egui::Key::Slash => KeyCode::Char('/'),
+        egui::Key::Backslash => KeyCode::Char('\\'),
+        egui::Key::Backtick => KeyCode::Char('`'),
+        egui::Key::Quote => KeyCode::Char('\''),
+        _ => return None,
+    })
+}
+
+fn convert_modifiers(mods: egui::Modifiers) -> KeyModifiers {
+    let mut result = KeyModifiers::empty();
+    if mods.shift {
+        result |= KeyModifiers::SHIFT;
+    }
+    if mods.ctrl || mods.command {
+        result |= KeyModifiers::CONTROL;
+    }
+    if mods.alt {
+        result |= KeyModifiers::ALT;
+    }
+    result
+}
+
+fn is_character_key(key: egui::Key) -> bool {
+    matches!(
+        key,
+        egui::Key::A
+            | egui::Key::B
+            | egui::Key::C
+            | egui::Key::D
+            | egui::Key::E
+            | egui::Key::F
+            | egui::Key::G
+            | egui::Key::H
+            | egui::Key::I
+            | egui::Key::J
+            | egui::Key::K
+            | egui::Key::L
+            | egui::Key::M
+            | egui::Key::N
+            | egui::Key::O
+            | egui::Key::P
+            | egui::Key::Q
+            | egui::Key::R
+            | egui::Key::S
+            | egui::Key::T
+            | egui::Key::U
+            | egui::Key::V
+            | egui::Key::W
+            | egui::Key::X
+            | egui::Key::Y
+            | egui::Key::Z
+            | egui::Key::Num0
+            | egui::Key::Num1
+            | egui::Key::Num2
+            | egui::Key::Num3
+            | egui::Key::Num4
+            | egui::Key::Num5
+            | egui::Key::Num6
+            | egui::Key::Num7
+            | egui::Key::Num8
+            | egui::Key::Num9
+            | egui::Key::Space
+            | egui::Key::Minus
+            | egui::Key::Equals
+            | egui::Key::OpenBracket
+            | egui::Key::CloseBracket
+            | egui::Key::Semicolon
+            | egui::Key::Comma
+            | egui::Key::Period
+            | egui::Key::Slash
+            | egui::Key::Backslash
+            | egui::Key::Backtick
+            | egui::Key::Quote
+    )
+}
diff --git a/src/lib.rs b/src/lib.rs
index d850992..fe1f4b3 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,2 +1,17 @@
 pub use cagire_forth as forth;
+
+pub mod app;
+pub mod commands;
+pub mod engine;
+pub mod input;
 pub mod model;
+pub mod page;
+pub mod services;
+pub mod settings;
+pub mod state;
+pub mod theme;
+pub mod views;
+pub mod widgets;
+
+#[cfg(feature = "desktop")]
+pub mod input_egui;
diff --git a/src/main.rs b/src/main.rs
index b18499f..9dabb1f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -7,6 +7,7 @@ mod page;
 mod services;
 mod settings;
 mod state;
+mod theme;
 mod views;
 mod widgets;
 
diff --git a/src/settings.rs b/src/settings.rs
index 73f26a9..34242c0 100644
--- a/src/settings.rs
+++ b/src/settings.rs
@@ -34,6 +34,12 @@ pub struct DisplaySettings {
     pub show_completion: bool,
     #[serde(default = "default_flash_brightness")]
     pub flash_brightness: f32,
+    #[serde(default = "default_font")]
+    pub font: String,
+}
+
+fn default_font() -> String {
+    "8x13".to_string()
 }
 
 fn default_flash_brightness() -> f32 { 1.0 }
@@ -69,6 +75,7 @@ impl Default for DisplaySettings {
             show_spectrum: true,
             show_completion: true,
             flash_brightness: 1.0,
+            font: default_font(),
         }
     }
 }
diff --git a/src/theme.rs b/src/theme.rs
new file mode 100644
index 0000000..48dc404
--- /dev/null
+++ b/src/theme.rs
@@ -0,0 +1,3 @@
+//! Re-export theme from cagire-ratatui crate.
+
+pub use cagire_ratatui::theme::*;
diff --git a/src/views/dict_view.rs b/src/views/dict_view.rs
index 8d7ec33..1c30733 100644
--- a/src/views/dict_view.rs
+++ b/src/views/dict_view.rs
@@ -1,5 +1,5 @@
 use ratatui::layout::{Constraint, Layout, Rect};
-use ratatui::style::{Color, Modifier, Style};
+use ratatui::style::{Modifier, Style};
 use ratatui::text::{Line as RLine, Span};
 use ratatui::widgets::{Block, Borders, List, ListItem, Paragraph};
 use ratatui::Frame;
@@ -7,6 +7,7 @@ use ratatui::Frame;
 use crate::app::App;
 use crate::model::{Word, WORDS};
 use crate::state::DictFocus;
+use crate::theme::{dict, search};
 
 const CATEGORIES: &[&str] = &[
     // Forth core
@@ -61,10 +62,10 @@ fn render_header(frame: &mut Frame, area: Rect) {
                 pushes 7. This page lists all words with their signature ( inputs -- outputs ).";
     let block = Block::default()
         .borders(Borders::ALL)
-        .border_style(Style::new().fg(Color::Rgb(60, 60, 70)))
+        .border_style(Style::new().fg(dict::BORDER_NORMAL))
         .title("Dictionary");
     let para = Paragraph::new(desc)
-        .style(Style::new().fg(Color::Rgb(140, 145, 155)))
+        .style(Style::new().fg(dict::HEADER_DESC))
         .wrap(Wrap { trim: false })
         .block(block);
     frame.render_widget(para, area);
@@ -79,20 +80,20 @@ fn render_categories(frame: &mut Frame, app: &App, area: Rect, dimmed: bool) {
         .map(|(i, name)| {
             let is_selected = i == app.ui.dict_category;
             let style = if dimmed {
-                Style::new().fg(Color::Rgb(80, 80, 90))
+                Style::new().fg(dict::CATEGORY_DIMMED)
             } else if is_selected && focused {
-                Style::new().fg(Color::Yellow).add_modifier(Modifier::BOLD)
+                Style::new().fg(dict::CATEGORY_FOCUSED).add_modifier(Modifier::BOLD)
             } else if is_selected {
-                Style::new().fg(Color::Cyan)
+                Style::new().fg(dict::CATEGORY_SELECTED)
             } else {
-                Style::new().fg(Color::White)
+                Style::new().fg(dict::CATEGORY_NORMAL)
             };
             let prefix = if is_selected && !dimmed { "> " } else { "  " };
             ListItem::new(format!("{prefix}{name}")).style(style)
         })
         .collect();
 
-    let border_color = if focused { Color::Yellow } else { Color::Rgb(60, 60, 70) };
+    let border_color = if focused { dict::BORDER_FOCUSED } else { dict::BORDER_NORMAL };
     let block = Block::default()
         .borders(Borders::ALL)
         .border_style(Style::new().fg(border_color))
@@ -142,12 +143,12 @@ fn render_words(frame: &mut Frame, app: &App, area: Rect, is_searching: bool) {
     let mut lines: Vec<RLine> = Vec::new();
 
     for word in &words {
-        let name_bg = Color::Rgb(40, 50, 60);
+        let name_bg = dict::WORD_BG;
         let name_style = Style::new()
-            .fg(Color::Green)
+            .fg(dict::WORD_NAME)
             .bg(name_bg)
             .add_modifier(Modifier::BOLD);
-        let alias_style = Style::new().fg(Color::DarkGray).bg(name_bg);
+        let alias_style = Style::new().fg(dict::ALIAS).bg(name_bg);
         let name_text = if word.aliases.is_empty() {
             format!(" {}", word.name)
         } else {
@@ -167,19 +168,19 @@ fn render_words(frame: &mut Frame, app: &App, area: Rect, is_searching: bool) {
             ]));
         }
 
-        let stack_style = Style::new().fg(Color::Magenta);
+        let stack_style = Style::new().fg(dict::STACK_SIG);
         lines.push(RLine::from(vec![
             Span::raw("  "),
             Span::styled(word.stack.to_string(), stack_style),
         ]));
 
-        let desc_style = Style::new().fg(Color::White);
+        let desc_style = Style::new().fg(dict::DESCRIPTION);
         lines.push(RLine::from(vec![
             Span::raw("  "),
             Span::styled(word.desc.to_string(), desc_style),
         ]));
 
-        let example_style = Style::new().fg(Color::Rgb(120, 130, 140));
+        let example_style = Style::new().fg(dict::EXAMPLE);
         lines.push(RLine::from(vec![
             Span::raw("  "),
             Span::styled(format!("e.g. {}", word.example), example_style),
@@ -205,7 +206,7 @@ fn render_words(frame: &mut Frame, app: &App, area: Rect, is_searching: bool) {
         let category = CATEGORIES[app.ui.dict_category];
         format!("{category} ({} words)", words.len())
     };
-    let border_color = if focused { Color::Yellow } else { Color::Rgb(60, 60, 70) };
+    let border_color = if focused { dict::BORDER_FOCUSED } else { dict::BORDER_NORMAL };
     let block = Block::default()
         .borders(Borders::ALL)
         .border_style(Style::new().fg(border_color))
@@ -216,9 +217,9 @@ fn render_words(frame: &mut Frame, app: &App, area: Rect, is_searching: bool) {
 
 fn render_search_bar(frame: &mut Frame, app: &App, area: Rect) {
     let style = if app.ui.dict_search_active {
-        Style::new().fg(Color::Yellow)
+        Style::new().fg(search::ACTIVE)
     } else {
-        Style::new().fg(Color::DarkGray)
+        Style::new().fg(search::INACTIVE)
     };
     let cursor = if app.ui.dict_search_active { "_" } else { "" };
     let text = format!(" /{}{}", app.ui.dict_search_query, cursor);
diff --git a/src/views/engine_view.rs b/src/views/engine_view.rs
index bee85d2..08a18b1 100644
--- a/src/views/engine_view.rs
+++ b/src/views/engine_view.rs
@@ -1,18 +1,15 @@
 use cagire_ratatui::ListSelect;
 use ratatui::layout::{Constraint, Layout, Rect};
-use ratatui::style::{Color, Modifier, Style};
+use ratatui::style::{Modifier, Style};
 use ratatui::text::{Line, Span};
 use ratatui::widgets::{Block, Borders, Paragraph, Row, Table};
 use ratatui::Frame;
 
 use crate::app::App;
 use crate::state::{DeviceKind, EngineSection, SettingKind};
+use crate::theme::{engine, meter};
 use crate::widgets::{Orientation, Scope, Spectrum};
 
-const HEADER_COLOR: Color = Color::Rgb(100, 160, 180);
-const DIVIDER_COLOR: Color = Color::Rgb(60, 65, 70);
-const SCROLL_INDICATOR_COLOR: Color = Color::Rgb(80, 85, 95);
-
 pub fn render(frame: &mut Frame, app: &App, area: Rect) {
     let [left_col, _, right_col] = Layout::horizontal([
         Constraint::Percentage(55),
@@ -29,7 +26,7 @@ fn render_settings_section(frame: &mut Frame, app: &App, area: Rect) {
     let block = Block::default()
         .borders(Borders::ALL)
         .title(" Engine ")
-        .border_style(Style::new().fg(Color::Magenta));
+        .border_style(Style::new().fg(engine::BORDER_MAGENTA));
 
     let inner = block.inner(area);
     frame.render_widget(block, area);
@@ -125,7 +122,7 @@ fn render_settings_section(frame: &mut Frame, app: &App, area: Rect) {
     }
 
     // Scroll indicators
-    let indicator_style = Style::new().fg(SCROLL_INDICATOR_COLOR);
+    let indicator_style = Style::new().fg(engine::SCROLL_INDICATOR);
     let indicator_x = padded.x + padded.width.saturating_sub(1);
 
     if scroll_offset > 0 {
@@ -158,14 +155,14 @@ fn render_scope(frame: &mut Frame, app: &App, area: Rect) {
     let block = Block::default()
         .borders(Borders::ALL)
         .title(" Scope ")
-        .border_style(Style::new().fg(Color::Green));
+        .border_style(Style::new().fg(engine::BORDER_GREEN));
 
     let inner = block.inner(area);
     frame.render_widget(block, area);
 
     let scope = Scope::new(&app.metrics.scope)
         .orientation(Orientation::Horizontal)
-        .color(Color::Green);
+        .color(meter::LOW);
     frame.render_widget(scope, inner);
 }
 
@@ -173,7 +170,7 @@ fn render_spectrum(frame: &mut Frame, app: &App, area: Rect) {
     let block = Block::default()
         .borders(Borders::ALL)
         .title(" Spectrum ")
-        .border_style(Style::new().fg(Color::Cyan));
+        .border_style(Style::new().fg(engine::BORDER_CYAN));
 
     let inner = block.inner(area);
     frame.render_widget(block, area);
@@ -210,16 +207,16 @@ fn render_section_header(frame: &mut Frame, title: &str, focused: bool, area: Re
         Layout::vertical([Constraint::Length(1), Constraint::Length(1)]).areas(area);
 
     let header_style = if focused {
-        Style::new().fg(Color::Yellow).add_modifier(Modifier::BOLD)
+        Style::new().fg(engine::HEADER_FOCUSED).add_modifier(Modifier::BOLD)
     } else {
-        Style::new().fg(HEADER_COLOR).add_modifier(Modifier::BOLD)
+        Style::new().fg(engine::HEADER).add_modifier(Modifier::BOLD)
     };
 
     frame.render_widget(Paragraph::new(title).style(header_style), header_area);
 
     let divider = "─".repeat(area.width as usize);
     frame.render_widget(
-        Paragraph::new(divider).style(Style::new().fg(DIVIDER_COLOR)),
+        Paragraph::new(divider).style(Style::new().fg(engine::DIVIDER)),
         divider_area,
     );
 }
@@ -254,7 +251,7 @@ fn render_devices(frame: &mut Frame, app: &App, area: Rect) {
         section_focused,
     );
 
-    let sep_style = Style::new().fg(Color::Rgb(60, 65, 75));
+    let sep_style = Style::new().fg(engine::SEPARATOR);
     let sep_lines: Vec<Line> = (0..separator.height)
         .map(|_| Line::from(Span::styled("│", sep_style)))
         .collect();
@@ -289,11 +286,11 @@ fn render_device_column(
         Layout::vertical([Constraint::Length(1), Constraint::Min(1)]).areas(area);
 
     let label_style = if focused {
-        Style::new().fg(Color::Yellow).add_modifier(Modifier::BOLD)
+        Style::new().fg(engine::FOCUSED).add_modifier(Modifier::BOLD)
     } else if section_focused {
-        Style::new().fg(Color::Rgb(150, 155, 165))
+        Style::new().fg(engine::LABEL_FOCUSED)
     } else {
-        Style::new().fg(Color::Rgb(100, 105, 115))
+        Style::new().fg(engine::LABEL_DIM)
     };
 
     let arrow = if focused { "> " } else { "  " };
@@ -318,10 +315,10 @@ fn render_settings(frame: &mut Frame, app: &App, area: Rect) {
 
     render_section_header(frame, "SETTINGS", section_focused, header_area);
 
-    let highlight = Style::new().fg(Color::Yellow).add_modifier(Modifier::BOLD);
-    let normal = Style::new().fg(Color::White);
-    let label_style = Style::new().fg(Color::Rgb(120, 125, 135));
-    let value_style = Style::new().fg(Color::Rgb(180, 180, 190));
+    let highlight = Style::new().fg(engine::FOCUSED).add_modifier(Modifier::BOLD);
+    let normal = Style::new().fg(engine::NORMAL);
+    let label_style = Style::new().fg(engine::LABEL);
+    let value_style = Style::new().fg(engine::VALUE);
 
     let channels_focused = section_focused && app.audio.setting_kind == SettingKind::Channels;
     let buffer_focused = section_focused && app.audio.setting_kind == SettingKind::BufferSize;
@@ -438,8 +435,8 @@ fn render_samples(frame: &mut Frame, app: &App, area: Rect) {
     let header_text = format!("SAMPLES  {path_count} paths · {sample_count} indexed");
     render_section_header(frame, &header_text, section_focused, header_area);
 
-    let dim = Style::new().fg(Color::Rgb(80, 85, 95));
-    let path_style = Style::new().fg(Color::Rgb(120, 125, 135));
+    let dim = Style::new().fg(engine::DIM);
+    let path_style = Style::new().fg(engine::PATH);
 
     let mut lines: Vec<Line> = Vec::new();
     if app.audio.config.sample_paths.is_empty() {
@@ -470,15 +467,15 @@ fn render_samples(frame: &mut Frame, app: &App, area: Rect) {
     frame.render_widget(Paragraph::new(lines), content_area);
 
     let hint_style = if section_focused {
-        Style::new().fg(Color::Rgb(180, 180, 100))
+        Style::new().fg(engine::HINT_ACTIVE)
     } else {
-        Style::new().fg(Color::Rgb(60, 60, 70))
+        Style::new().fg(engine::HINT_INACTIVE)
     };
     let hint = Line::from(vec![
         Span::styled("A", hint_style),
-        Span::styled(":add  ", Style::new().fg(Color::Rgb(80, 85, 95))),
+        Span::styled(":add  ", Style::new().fg(engine::DIM)),
         Span::styled("D", hint_style),
-        Span::styled(":remove", Style::new().fg(Color::Rgb(80, 85, 95))),
+        Span::styled(":remove", Style::new().fg(engine::DIM)),
     ]);
     frame.render_widget(Paragraph::new(hint), hint_area);
 }
diff --git a/src/views/help_view.rs b/src/views/help_view.rs
index 9f0b1db..3d81f42 100644
--- a/src/views/help_view.rs
+++ b/src/views/help_view.rs
@@ -1,12 +1,13 @@
 use minimad::{Composite, CompositeStyle, Compound, Line};
 use ratatui::layout::{Constraint, Layout, Rect};
-use ratatui::style::{Color, Modifier, Style, Stylize};
+use ratatui::style::{Modifier, Style};
 use ratatui::text::{Line as RLine, Span};
 use ratatui::widgets::{Block, Borders, List, ListItem, Padding, Paragraph, Wrap};
 use ratatui::Frame;
 use tui_big_text::{BigText, PixelSize};
 
 use crate::app::App;
+use crate::theme::{dict, markdown, search, ui};
 use crate::views::highlight;
 
 // To add a new help topic: drop a .md file in docs/ and add one line here.
@@ -37,9 +38,9 @@ fn render_topics(frame: &mut Frame, app: &App, area: Rect) {
         .map(|(i, (name, _))| {
             let selected = i == app.ui.help_topic;
             let style = if selected {
-                Style::new().fg(Color::Cyan).add_modifier(Modifier::BOLD)
+                Style::new().fg(dict::CATEGORY_SELECTED).add_modifier(Modifier::BOLD)
             } else {
-                Style::new().fg(Color::White)
+                Style::new().fg(ui::TEXT_PRIMARY)
             };
             let prefix = if selected { "> " } else { "  " };
             ListItem::new(format!("{prefix}{name}")).style(style)
@@ -63,13 +64,13 @@ fn render_content(frame: &mut Frame, app: &App, area: Rect) {
                 .areas(area);
         let big_title = BigText::builder()
             .pixel_size(PixelSize::Quadrant)
-            .style(Style::new().cyan().bold())
+            .style(Style::new().fg(markdown::H1).bold())
             .lines(vec!["CAGIRE".into()])
             .centered()
             .build();
         let subtitle = Paragraph::new(RLine::from(Span::styled(
             "A Forth Sequencer",
-            Style::new().fg(Color::White),
+            Style::new().fg(ui::TEXT_PRIMARY),
         )))
         .alignment(ratatui::layout::Alignment::Center);
         let [big_area, subtitle_area] =
@@ -126,9 +127,9 @@ fn render_content(frame: &mut Frame, app: &App, area: Rect) {
 
 fn render_search_bar(frame: &mut Frame, app: &App, area: Rect) {
     let style = if app.ui.help_search_active {
-        Style::new().fg(Color::Yellow)
+        Style::new().fg(search::ACTIVE)
     } else {
-        Style::new().fg(Color::DarkGray)
+        Style::new().fg(search::INACTIVE)
     };
     let cursor = if app.ui.help_search_active { "█" } else { "" };
     let text = format!(" /{}{cursor}", app.ui.help_search_query);
@@ -145,7 +146,7 @@ fn highlight_line<'a>(line: RLine<'a>, query: &str) -> RLine<'a> {
         }
         let content = span.content.to_string();
         let base_style = span.style;
-        let hl_style = base_style.bg(Color::Yellow).fg(Color::Black);
+        let hl_style = base_style.bg(search::MATCH_BG).fg(search::MATCH_FG);
         let mut start = 0;
         let lower_bytes = lower.as_bytes();
         let query_bytes = query.as_bytes();
@@ -185,7 +186,7 @@ pub fn find_match(query: &str) -> Option<(usize, usize)> {
 }
 
 fn code_border_style() -> Style {
-    Style::new().fg(Color::Rgb(60, 60, 70))
+    Style::new().fg(markdown::CODE_BORDER)
 }
 
 fn preprocess_underscores(md: &str) -> String {
@@ -270,14 +271,14 @@ fn parse_markdown(md: &str) -> Vec<RLine<'static>> {
 fn composite_to_line(composite: Composite) -> RLine<'static> {
     let base_style = match composite.style {
         CompositeStyle::Header(1) => Style::new()
-            .fg(Color::Cyan)
+            .fg(markdown::H1)
             .add_modifier(Modifier::BOLD | Modifier::UNDERLINED),
-        CompositeStyle::Header(2) => Style::new().fg(Color::Yellow).add_modifier(Modifier::BOLD),
-        CompositeStyle::Header(_) => Style::new().fg(Color::Magenta).add_modifier(Modifier::BOLD),
-        CompositeStyle::ListItem(_) => Style::new().fg(Color::White),
-        CompositeStyle::Quote => Style::new().fg(Color::Rgb(150, 150, 150)),
-        CompositeStyle::Code => Style::new().fg(Color::Green),
-        CompositeStyle::Paragraph => Style::new().fg(Color::White),
+        CompositeStyle::Header(2) => Style::new().fg(markdown::H2).add_modifier(Modifier::BOLD),
+        CompositeStyle::Header(_) => Style::new().fg(markdown::H3).add_modifier(Modifier::BOLD),
+        CompositeStyle::ListItem(_) => Style::new().fg(markdown::LIST),
+        CompositeStyle::Quote => Style::new().fg(markdown::QUOTE),
+        CompositeStyle::Code => Style::new().fg(markdown::CODE),
+        CompositeStyle::Paragraph => Style::new().fg(markdown::TEXT),
     };
 
     let prefix = match composite.style {
@@ -308,7 +309,7 @@ fn compound_to_spans(compound: Compound, base: Style, out: &mut Vec<Span<'static
         style = style.add_modifier(Modifier::ITALIC);
     }
     if compound.code {
-        style = Style::new().fg(Color::Green);
+        style = Style::new().fg(markdown::CODE);
     }
     if compound.strikeout {
         style = style.add_modifier(Modifier::CROSSED_OUT);
@@ -316,7 +317,7 @@ fn compound_to_spans(compound: Compound, base: Style, out: &mut Vec<Span<'static
 
     let src = compound.src.to_string();
     let link_style = Style::new()
-        .fg(Color::Rgb(120, 200, 180))
+        .fg(markdown::LINK)
         .add_modifier(Modifier::UNDERLINED);
 
     let mut rest = src.as_str();
@@ -336,7 +337,7 @@ fn compound_to_spans(compound: Compound, base: Style, out: &mut Vec<Span<'static
                     out.push(Span::styled(text.to_string(), link_style));
                     out.push(Span::styled(
                         format!(" ({url})"),
-                        Style::new().fg(Color::Rgb(100, 100, 100)),
+                        Style::new().fg(markdown::LINK_URL),
                     ));
                 }
                 rest = &rest[url_start + url_end + 1..];
diff --git a/src/views/highlight.rs b/src/views/highlight.rs
index a6e6af3..555446f 100644
--- a/src/views/highlight.rs
+++ b/src/views/highlight.rs
@@ -1,6 +1,7 @@
-use ratatui::style::{Color, Modifier, Style};
+use ratatui::style::{Modifier, Style};
 
 use crate::model::{SourceSpan, WordCompile, WORDS};
+use crate::theme::syntax;
 
 #[derive(Clone, Copy, PartialEq, Eq)]
 pub enum TokenKind {
@@ -24,61 +25,34 @@ pub enum TokenKind {
 
 impl TokenKind {
     pub fn style(self) -> Style {
-        match self {
-            TokenKind::Emit => Style::default()
-                .fg(Color::Rgb(255, 255, 255))
-                .bg(Color::Rgb(140, 50, 50))
-                .add_modifier(Modifier::BOLD),
-            TokenKind::Number => Style::default()
-                .fg(Color::Rgb(255, 200, 120))
-                .bg(Color::Rgb(60, 40, 15)),
-            TokenKind::String => Style::default()
-                .fg(Color::Rgb(150, 230, 150))
-                .bg(Color::Rgb(20, 55, 20)),
-            TokenKind::Comment => Style::default()
-                .fg(Color::Rgb(100, 100, 100))
-                .bg(Color::Rgb(18, 18, 18)),
-            TokenKind::Keyword => Style::default()
-                .fg(Color::Rgb(230, 130, 230))
-                .bg(Color::Rgb(55, 25, 55)),
-            TokenKind::StackOp => Style::default()
-                .fg(Color::Rgb(130, 190, 240))
-                .bg(Color::Rgb(20, 40, 70)),
-            TokenKind::Operator => Style::default()
-                .fg(Color::Rgb(220, 220, 140))
-                .bg(Color::Rgb(45, 45, 20)),
-            TokenKind::Sound => Style::default()
-                .fg(Color::Rgb(100, 240, 220))
-                .bg(Color::Rgb(15, 60, 55)),
-            TokenKind::Param => Style::default()
-                .fg(Color::Rgb(190, 160, 240))
-                .bg(Color::Rgb(45, 30, 70)),
-            TokenKind::Context => Style::default()
-                .fg(Color::Rgb(240, 190, 120))
-                .bg(Color::Rgb(60, 45, 20)),
-            TokenKind::Note => Style::default()
-                .fg(Color::Rgb(120, 220, 170))
-                .bg(Color::Rgb(20, 55, 40)),
-            TokenKind::Interval => Style::default()
-                .fg(Color::Rgb(170, 220, 120))
-                .bg(Color::Rgb(35, 55, 20)),
-            TokenKind::Variable => Style::default()
-                .fg(Color::Rgb(220, 150, 190))
-                .bg(Color::Rgb(60, 30, 50)),
-            TokenKind::Vary => Style::default()
-                .fg(Color::Rgb(230, 230, 100))
-                .bg(Color::Rgb(55, 55, 15)),
-            TokenKind::Generator => Style::default()
-                .fg(Color::Rgb(100, 220, 180))
-                .bg(Color::Rgb(15, 55, 45)),
-            TokenKind::Default => Style::default()
-                .fg(Color::Rgb(160, 160, 160))
-                .bg(Color::Rgb(25, 25, 25)),
+        let (fg, bg) = match self {
+            TokenKind::Emit => syntax::EMIT,
+            TokenKind::Number => syntax::NUMBER,
+            TokenKind::String => syntax::STRING,
+            TokenKind::Comment => syntax::COMMENT,
+            TokenKind::Keyword => syntax::KEYWORD,
+            TokenKind::StackOp => syntax::STACK_OP,
+            TokenKind::Operator => syntax::OPERATOR,
+            TokenKind::Sound => syntax::SOUND,
+            TokenKind::Param => syntax::PARAM,
+            TokenKind::Context => syntax::CONTEXT,
+            TokenKind::Note => syntax::NOTE,
+            TokenKind::Interval => syntax::INTERVAL,
+            TokenKind::Variable => syntax::VARIABLE,
+            TokenKind::Vary => syntax::VARY,
+            TokenKind::Generator => syntax::GENERATOR,
+            TokenKind::Default => syntax::DEFAULT,
+        };
+        let style = Style::default().fg(fg).bg(bg);
+        if matches!(self, TokenKind::Emit) {
+            style.add_modifier(Modifier::BOLD)
+        } else {
+            style
         }
     }
 
     pub fn gap_style() -> Style {
-        Style::default().bg(Color::Rgb(25, 25, 25))
+        Style::default().bg(syntax::GAP_BG)
     }
 }
 
@@ -231,9 +205,6 @@ pub fn highlight_line_with_runtime(
     let tokens = tokenize_line(line);
     let mut result = Vec::new();
     let mut last_end = 0;
-
-    let executed_bg = Color::Rgb(40, 35, 50);
-    let selected_bg = Color::Rgb(80, 60, 20);
     let gap_style = TokenKind::gap_style();
 
     for token in tokens {
@@ -253,9 +224,9 @@ pub fn highlight_line_with_runtime(
             style = style.add_modifier(Modifier::UNDERLINED);
         }
         if is_selected {
-            style = style.bg(selected_bg).add_modifier(Modifier::BOLD);
+            style = style.bg(syntax::SELECTED_BG).add_modifier(Modifier::BOLD);
         } else if is_executed {
-            style = style.bg(executed_bg);
+            style = style.bg(syntax::EXECUTED_BG);
         }
 
         result.push((style, line[token.start..token.end].to_string()));
diff --git a/src/views/main_view.rs b/src/views/main_view.rs
index 5207e77..5b8608a 100644
--- a/src/views/main_view.rs
+++ b/src/views/main_view.rs
@@ -5,6 +5,7 @@ use ratatui::Frame;
 
 use crate::app::App;
 use crate::engine::SequencerSnapshot;
+use crate::theme::{meter, selection, tile, ui};
 use crate::widgets::{Orientation, Scope, Spectrum, VuMeter};
 
 pub fn render(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, area: Rect) {
@@ -67,7 +68,7 @@ fn render_sequencer(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot,
     if area.width < 50 {
         let msg = Paragraph::new("Terminal too narrow")
             .alignment(Alignment::Center)
-            .style(Style::new().fg(Color::Rgb(120, 125, 135)));
+            .style(Style::new().fg(ui::TEXT_MUTED));
         frame.render_widget(msg, area);
         return;
     }
@@ -147,41 +148,27 @@ fn render_tile(
     };
 
     let link_color = step.and_then(|s| s.source).map(|src| {
-        const BRIGHT: [(u8, u8, u8); 5] = [
-            (180, 140, 220),
-            (220, 140, 170),
-            (220, 180, 130),
-            (130, 180, 220),
-            (170, 220, 140),
-        ];
-        const DIM: [(u8, u8, u8); 5] = [
-            (90, 70, 120),
-            (120, 70, 85),
-            (120, 90, 65),
-            (65, 90, 120),
-            (85, 120, 70),
-        ];
         let i = src % 5;
-        (BRIGHT[i], DIM[i])
+        (tile::LINK_BRIGHT[i], tile::LINK_DIM[i])
     });
 
     let (bg, fg) = match (is_playing, is_active, is_selected, is_linked, in_selection) {
-        (true, true, _, _, _) => (Color::Rgb(195, 85, 65), Color::White),
-        (true, false, _, _, _) => (Color::Rgb(180, 120, 45), Color::Black),
+        (true, true, _, _, _) => (tile::PLAYING_ACTIVE_BG, tile::PLAYING_ACTIVE_FG),
+        (true, false, _, _, _) => (tile::PLAYING_INACTIVE_BG, tile::PLAYING_INACTIVE_FG),
         (false, true, true, true, _) => {
             let (r, g, b) = link_color.unwrap().0;
-            (Color::Rgb(r, g, b), Color::Black)
+            (Color::Rgb(r, g, b), selection::CURSOR_FG)
         }
-        (false, true, true, false, _) => (Color::Rgb(0, 220, 180), Color::Black),
-        (false, true, _, _, true) => (Color::Rgb(0, 170, 140), Color::Black),
+        (false, true, true, false, _) => (tile::ACTIVE_SELECTED_BG, selection::CURSOR_FG),
+        (false, true, _, _, true) => (tile::ACTIVE_IN_RANGE_BG, selection::CURSOR_FG),
         (false, true, false, true, _) => {
             let (r, g, b) = link_color.unwrap().1;
-            (Color::Rgb(r, g, b), Color::White)
+            (Color::Rgb(r, g, b), tile::ACTIVE_FG)
         }
-        (false, true, false, false, _) => (Color::Rgb(45, 106, 95), Color::White),
-        (false, false, true, _, _) => (Color::Rgb(80, 180, 255), Color::Black),
-        (false, false, _, _, true) => (Color::Rgb(60, 140, 200), Color::Black),
-        (false, false, false, _, _) => (Color::Rgb(45, 48, 55), Color::Rgb(120, 125, 135)),
+        (false, true, false, false, _) => (tile::ACTIVE_BG, tile::ACTIVE_FG),
+        (false, false, true, _, _) => (selection::SELECTED, selection::CURSOR_FG),
+        (false, false, _, _, true) => (selection::IN_RANGE, selection::CURSOR_FG),
+        (false, false, false, _, _) => (tile::INACTIVE_BG, tile::INACTIVE_FG),
     };
 
     let source_idx = step.and_then(|s| s.source);
@@ -246,7 +233,7 @@ fn render_tile(
 fn render_scope(frame: &mut Frame, app: &App, area: Rect) {
     let scope = Scope::new(&app.metrics.scope)
         .orientation(Orientation::Horizontal)
-        .color(Color::Green);
+        .color(meter::LOW);
     frame.render_widget(scope, area);
 }
 
diff --git a/src/views/options_view.rs b/src/views/options_view.rs
index a4c2c18..cab427e 100644
--- a/src/views/options_view.rs
+++ b/src/views/options_view.rs
@@ -1,5 +1,5 @@
 use ratatui::layout::Rect;
-use ratatui::style::{Color, Modifier, Style};
+use ratatui::style::{Modifier, Style};
 use ratatui::text::{Line, Span};
 use ratatui::widgets::{Block, Borders, Paragraph};
 use ratatui::Frame;
@@ -7,17 +7,13 @@ use ratatui::Frame;
 use crate::app::App;
 use crate::engine::LinkState;
 use crate::state::OptionsFocus;
-
-const LABEL_COLOR: Color = Color::Rgb(120, 125, 135);
-const HEADER_COLOR: Color = Color::Rgb(100, 160, 180);
-const DIVIDER_COLOR: Color = Color::Rgb(60, 65, 70);
-const SCROLL_INDICATOR_COLOR: Color = Color::Rgb(80, 85, 95);
+use crate::theme::{hint, link_status, modal, ui, values};
 
 pub fn render(frame: &mut Frame, app: &App, link: &LinkState, area: Rect) {
     let block = Block::default()
         .borders(Borders::ALL)
         .title(" Options ")
-        .border_style(Style::new().fg(Color::Cyan));
+        .border_style(Style::new().fg(modal::INPUT));
 
     let inner = block.inner(area);
     frame.render_widget(block, area);
@@ -36,11 +32,11 @@ pub fn render(frame: &mut Frame, app: &App, link: &LinkState, area: Rect) {
     let enabled = link.is_enabled();
     let peers = link.peers();
     let (status_text, status_color) = if !enabled {
-        ("DISABLED", Color::Rgb(120, 60, 60))
+        ("DISABLED", link_status::DISABLED)
     } else if peers > 0 {
-        ("CONNECTED", Color::Rgb(60, 120, 60))
+        ("CONNECTED", link_status::CONNECTED)
     } else {
-        ("LISTENING", Color::Rgb(120, 120, 60))
+        ("LISTENING", link_status::LISTENING)
     };
     let peer_text = if enabled && peers > 0 {
         if peers == 1 {
@@ -55,14 +51,14 @@ pub fn render(frame: &mut Frame, app: &App, link: &LinkState, area: Rect) {
     let link_header = Line::from(vec![
         Span::styled(
             "ABLETON LINK",
-            Style::new().fg(HEADER_COLOR).add_modifier(Modifier::BOLD),
+            Style::new().fg(ui::HEADER).add_modifier(Modifier::BOLD),
         ),
         Span::raw("  "),
         Span::styled(
             status_text,
             Style::new().fg(status_color).add_modifier(Modifier::BOLD),
         ),
-        Span::styled(peer_text, Style::new().fg(LABEL_COLOR)),
+        Span::styled(peer_text, Style::new().fg(ui::TEXT_MUTED)),
     ]);
 
     // Prepare values
@@ -72,10 +68,8 @@ pub fn render(frame: &mut Frame, app: &App, link: &LinkState, area: Rect) {
     let beat_str = format!("{:.2}", link.beat());
     let phase_str = format!("{:.2}", link.phase());
 
-    let tempo_style = Style::new()
-        .fg(Color::Rgb(220, 180, 100))
-        .add_modifier(Modifier::BOLD);
-    let value_style = Style::new().fg(Color::Rgb(140, 145, 155));
+    let tempo_style = Style::new().fg(values::TEMPO).add_modifier(Modifier::BOLD);
+    let value_style = Style::new().fg(values::VALUE);
 
     // Build flat list of all lines
     let lines: Vec<Line> = vec![
@@ -178,7 +172,7 @@ pub fn render(frame: &mut Frame, app: &App, link: &LinkState, area: Rect) {
     frame.render_widget(Paragraph::new(visible_lines), padded);
 
     // Render scroll indicators
-    let indicator_style = Style::new().fg(SCROLL_INDICATOR_COLOR);
+    let indicator_style = Style::new().fg(ui::TEXT_DIM);
     let indicator_x = padded.x + padded.width.saturating_sub(1);
 
     if scroll_offset > 0 {
@@ -201,21 +195,21 @@ pub fn render(frame: &mut Frame, app: &App, link: &LinkState, area: Rect) {
 fn render_section_header(title: &str) -> Line<'static> {
     Line::from(Span::styled(
         title.to_string(),
-        Style::new().fg(HEADER_COLOR).add_modifier(Modifier::BOLD),
+        Style::new().fg(ui::HEADER).add_modifier(Modifier::BOLD),
     ))
 }
 
 fn render_divider(width: usize) -> Line<'static> {
     Line::from(Span::styled(
         "─".repeat(width),
-        Style::new().fg(DIVIDER_COLOR),
+        Style::new().fg(ui::BORDER),
     ))
 }
 
 fn render_option_line<'a>(label: &'a str, value: &'a str, focused: bool) -> Line<'a> {
-    let highlight = Style::new().fg(Color::Yellow).add_modifier(Modifier::BOLD);
-    let normal = Style::new().fg(Color::White);
-    let label_style = Style::new().fg(LABEL_COLOR);
+    let highlight = Style::new().fg(hint::KEY).add_modifier(Modifier::BOLD);
+    let normal = Style::new().fg(ui::TEXT_PRIMARY);
+    let label_style = Style::new().fg(ui::TEXT_MUTED);
 
     let prefix = if focused { "> " } else { "  " };
     let prefix_style = if focused { highlight } else { normal };
@@ -238,7 +232,7 @@ fn render_option_line<'a>(label: &'a str, value: &'a str, focused: bool) -> Line
 }
 
 fn render_readonly_line<'a>(label: &'a str, value: &'a str, value_style: Style) -> Line<'a> {
-    let label_style = Style::new().fg(LABEL_COLOR);
+    let label_style = Style::new().fg(ui::TEXT_MUTED);
     let label_width = 20;
     let padded_label = format!("{label:<label_width$}");
 
diff --git a/src/views/patterns_view.rs b/src/views/patterns_view.rs
index 934c935..1874efe 100644
--- a/src/views/patterns_view.rs
+++ b/src/views/patterns_view.rs
@@ -1,5 +1,5 @@
 use ratatui::layout::{Constraint, Layout, Rect};
-use ratatui::style::{Color, Modifier, Style};
+use ratatui::style::{Modifier, Style};
 use ratatui::text::{Line, Span};
 use ratatui::widgets::{Block, Paragraph};
 use ratatui::Frame;
@@ -8,6 +8,7 @@ use crate::app::App;
 use crate::engine::SequencerSnapshot;
 use crate::model::{MAX_BANKS, MAX_PATTERNS};
 use crate::state::PatternsColumn;
+use crate::theme::{list, selection, ui};
 
 const MIN_ROW_HEIGHT: u16 = 1;
 
@@ -31,11 +32,7 @@ fn render_banks(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, area
     let [title_area, inner] =
         Layout::vertical([Constraint::Length(1), Constraint::Fill(1)]).areas(area);
 
-    let title_color = if is_focused {
-        Color::Rgb(100, 160, 180)
-    } else {
-        Color::Rgb(70, 75, 85)
-    };
+    let title_color = if is_focused { ui::HEADER } else { ui::UNFOCUSED };
     let title = Paragraph::new("Banks")
         .style(Style::new().fg(title_color))
         .alignment(ratatui::layout::Alignment::Center);
@@ -94,12 +91,12 @@ fn render_banks(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, area
         let is_staged = banks_with_staged.contains(&idx);
 
         let (bg, fg, prefix) = match (is_cursor, is_playing, is_staged) {
-            (true, _, _) => (Color::Cyan, Color::Black, ""),
-            (false, true, _) => (Color::Rgb(45, 80, 45), Color::Green, "> "),
-            (false, false, true) => (Color::Rgb(80, 60, 100), Color::Magenta, "+ "),
-            (false, false, false) if is_selected => (Color::Rgb(60, 65, 75), Color::White, ""),
-            (false, false, false) if is_edit => (Color::Rgb(45, 106, 95), Color::White, ""),
-            (false, false, false) => (Color::Reset, Color::Rgb(120, 125, 135), ""),
+            (true, _, _) => (selection::CURSOR, selection::CURSOR_FG, ""),
+            (false, true, _) => (list::PLAYING_BG, list::PLAYING_FG, "> "),
+            (false, false, true) => (list::STAGED_PLAY_BG, list::STAGED_PLAY_FG, "+ "),
+            (false, false, false) if is_selected => (list::HOVER_BG, list::HOVER_FG, ""),
+            (false, false, false) if is_edit => (list::EDIT_BG, list::EDIT_FG, ""),
+            (false, false, false) => (ui::BG, ui::TEXT_MUTED, ""),
         };
 
         let name = app.project_state.project.banks[idx]
@@ -139,7 +136,7 @@ fn render_banks(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, area
     }
 
     // Scroll indicators
-    let indicator_style = Style::new().fg(Color::Rgb(120, 125, 135));
+    let indicator_style = Style::new().fg(ui::TEXT_MUTED);
     if scroll_offset > 0 {
         let indicator = Paragraph::new("▲")
             .style(indicator_style)
@@ -163,11 +160,7 @@ fn render_patterns(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, a
     let [title_area, inner] =
         Layout::vertical([Constraint::Length(1), Constraint::Fill(1)]).areas(area);
 
-    let title_color = if is_focused {
-        Color::Rgb(100, 160, 180)
-    } else {
-        Color::Rgb(70, 75, 85)
-    };
+    let title_color = if is_focused { ui::HEADER } else { ui::UNFOCUSED };
 
     let bank = app.patterns_nav.bank_cursor;
     let bank_name = app.project_state.project.banks[bank].name.as_deref();
@@ -256,13 +249,13 @@ fn render_patterns(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, a
         let is_staged_stop = staged_to_stop.contains(&idx);
 
         let (bg, fg, prefix) = match (is_cursor, is_playing, is_staged_play, is_staged_stop) {
-            (true, _, _, _) => (Color::Cyan, Color::Black, ""),
-            (false, true, _, true) => (Color::Rgb(120, 60, 80), Color::Magenta, "- "),
-            (false, true, _, false) => (Color::Rgb(45, 80, 45), Color::Green, "> "),
-            (false, false, true, _) => (Color::Rgb(80, 60, 100), Color::Magenta, "+ "),
-            (false, false, false, _) if is_selected => (Color::Rgb(60, 65, 75), Color::White, ""),
-            (false, false, false, _) if is_edit => (Color::Rgb(45, 106, 95), Color::White, ""),
-            (false, false, false, _) => (Color::Reset, Color::Rgb(120, 125, 135), ""),
+            (true, _, _, _) => (selection::CURSOR, selection::CURSOR_FG, ""),
+            (false, true, _, true) => (list::STAGED_STOP_BG, list::STAGED_STOP_FG, "- "),
+            (false, true, _, false) => (list::PLAYING_BG, list::PLAYING_FG, "> "),
+            (false, false, true, _) => (list::STAGED_PLAY_BG, list::STAGED_PLAY_FG, "+ "),
+            (false, false, false, _) if is_selected => (list::HOVER_BG, list::HOVER_FG, ""),
+            (false, false, false, _) if is_edit => (list::EDIT_BG, list::EDIT_FG, ""),
+            (false, false, false, _) => (ui::BG, ui::TEXT_MUTED, ""),
         };
 
         let pattern = &app.project_state.project.banks[bank].patterns[idx];
@@ -321,7 +314,7 @@ fn render_patterns(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, a
     }
 
     // Scroll indicators
-    let indicator_style = Style::new().fg(Color::Rgb(120, 125, 135));
+    let indicator_style = Style::new().fg(ui::TEXT_MUTED);
     if scroll_offset > 0 {
         let indicator = Paragraph::new("▲")
             .style(indicator_style)
diff --git a/src/views/render.rs b/src/views/render.rs
index 1df5ca8..1ecbc0d 100644
--- a/src/views/render.rs
+++ b/src/views/render.rs
@@ -18,6 +18,7 @@ use crate::engine::{LinkState, SequencerSnapshot};
 use crate::model::{SourceSpan, StepContext, Value};
 use crate::page::Page;
 use crate::state::{FlashKind, Modal, PanelFocus, PatternField, SidePanel, StackCache};
+use crate::theme::{browser, flash, header, hint, modal, search, status, table, ui};
 use crate::views::highlight::{self, highlight_line, highlight_line_with_runtime};
 use crate::widgets::{
     ConfirmModal, ModalFrame, NavMinimap, NavTile, SampleBrowser, TextInputModal,
@@ -132,10 +133,15 @@ pub fn render(frame: &mut Frame, app: &App, link: &LinkState, snapshot: &Sequenc
     let term = frame.area();
 
     let bg_color = if app.ui.event_flash > 0.0 {
-        let i = (app.ui.event_flash * app.ui.flash_brightness * 60.0) as u8;
-        Color::Rgb(i, i, i)
+        let t = (app.ui.event_flash * app.ui.flash_brightness).min(1.0);
+        let (base_r, base_g, base_b) = ui::BG_RGB;
+        let (tgt_r, tgt_g, tgt_b) = flash::EVENT_RGB;
+        let r = base_r + ((tgt_r as f32 - base_r as f32) * t) as u8;
+        let g = base_g + ((tgt_g as f32 - base_g as f32) * t) as u8;
+        let b = base_b + ((tgt_b as f32 - base_b as f32) * t) as u8;
+        Color::Rgb(r, g, b)
     } else {
-        Color::Reset
+        ui::BG
     };
 
     let blank = " ".repeat(term.width as usize);
@@ -294,11 +300,11 @@ fn render_header(
 
     // Transport block
     let (transport_bg, transport_text) = if app.playback.playing {
-        (Color::Rgb(30, 80, 30), " ▶ PLAYING ")
+        (status::PLAYING_BG, " ▶ PLAYING ")
     } else {
-        (Color::Rgb(80, 30, 30), " ■ STOPPED ")
+        (status::STOPPED_BG, " ■ STOPPED ")
     };
-    let transport_style = Style::new().bg(transport_bg).fg(Color::White);
+    let transport_style = Style::new().bg(transport_bg).fg(ui::TEXT_PRIMARY);
     frame.render_widget(
         Paragraph::new(transport_text)
             .style(transport_style)
@@ -308,15 +314,8 @@ fn render_header(
 
     // Fill indicator
     let fill = app.live_keys.fill();
-    let fill_style = if fill {
-        Style::new()
-            .bg(Color::Rgb(30, 30, 35))
-            .fg(Color::Rgb(100, 220, 100))
-    } else {
-        Style::new()
-            .bg(Color::Rgb(30, 30, 35))
-            .fg(Color::Rgb(60, 60, 70))
-    };
+    let fill_fg = if fill { status::FILL_ON } else { status::FILL_OFF };
+    let fill_style = Style::new().bg(status::FILL_BG).fg(fill_fg);
     frame.render_widget(
         Paragraph::new(if fill { "F" } else { "·" })
             .style(fill_style)
@@ -326,8 +325,8 @@ fn render_header(
 
     // Tempo block
     let tempo_style = Style::new()
-        .bg(Color::Rgb(60, 30, 60))
-        .fg(Color::White)
+        .bg(header::TEMPO_BG)
+        .fg(ui::TEXT_PRIMARY)
         .add_modifier(Modifier::BOLD);
     frame.render_widget(
         Paragraph::new(format!(" {:.1} BPM ", link.tempo()))
@@ -342,7 +341,7 @@ fn render_header(
         .as_deref()
         .map(|n| format!(" {n} "))
         .unwrap_or_else(|| format!(" Bank {:02} ", app.editor_ctx.bank + 1));
-    let bank_style = Style::new().bg(Color::Rgb(30, 60, 70)).fg(Color::White);
+    let bank_style = Style::new().bg(header::BANK_BG).fg(ui::TEXT_PRIMARY);
     frame.render_widget(
         Paragraph::new(bank_name)
             .style(bank_style)
@@ -373,7 +372,7 @@ fn render_header(
         " {} · {} steps{}{}{} ",
         pattern_name, pattern.length, speed_info, page_info, iter_info
     );
-    let pattern_style = Style::new().bg(Color::Rgb(30, 50, 50)).fg(Color::White);
+    let pattern_style = Style::new().bg(header::PATTERN_BG).fg(ui::TEXT_PRIMARY);
     frame.render_widget(
         Paragraph::new(pattern_text)
             .style(pattern_style)
@@ -386,9 +385,7 @@ fn render_header(
     let peers = link.peers();
     let voices = app.metrics.active_voices;
     let stats_text = format!(" CPU {cpu_pct:.0}%  V:{voices}  L:{peers} ");
-    let stats_style = Style::new()
-        .bg(Color::Rgb(35, 35, 40))
-        .fg(Color::Rgb(150, 150, 160));
+    let stats_style = Style::new().bg(header::STATS_BG).fg(header::STATS_FG);
     frame.render_widget(
         Paragraph::new(stats_text)
             .style(stats_style)
@@ -415,10 +412,10 @@ fn render_footer(frame: &mut Frame, app: &App, area: Rect) {
         Line::from(vec![
             Span::styled(
                 page_indicator.to_string(),
-                Style::new().fg(Color::White).add_modifier(Modifier::DIM),
+                Style::new().fg(ui::TEXT_PRIMARY).add_modifier(Modifier::DIM),
             ),
             Span::raw("  "),
-            Span::styled(msg.clone(), Style::new().fg(Color::Yellow)),
+            Span::styled(msg.clone(), Style::new().fg(modal::CONFIRM)),
         ])
     } else {
         let bindings: Vec<(&str, &str)> = match app.page {
@@ -480,7 +477,7 @@ fn render_footer(frame: &mut Frame, app: &App, area: Rect) {
         let mut spans = vec![
             Span::styled(
                 page_indicator.to_string(),
-                Style::new().fg(Color::White).add_modifier(Modifier::DIM),
+                Style::new().fg(ui::TEXT_PRIMARY).add_modifier(Modifier::DIM),
             ),
             Span::raw(" ".repeat(base_gap + if extra > 0 { 1 } else { 0 })),
         ];
@@ -488,11 +485,11 @@ fn render_footer(frame: &mut Frame, app: &App, area: Rect) {
         for (i, (key, action)) in bindings.into_iter().enumerate() {
             spans.push(Span::styled(
                 key.to_string(),
-                Style::new().fg(Color::Yellow),
+                Style::new().fg(hint::KEY),
             ));
             spans.push(Span::styled(
                 format!(":{action}"),
-                Style::new().fg(Color::Rgb(120, 125, 135)),
+                Style::new().fg(hint::TEXT),
             ));
 
             if i < n - 1 {
@@ -542,8 +539,8 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
             use crate::state::file_browser::FileBrowserMode;
             use crate::widgets::FileBrowserModal;
             let (title, border_color) = match state.mode {
-                FileBrowserMode::Save => ("Save As", Color::Green),
-                FileBrowserMode::Load => ("Load From", Color::Blue),
+                FileBrowserMode::Save => ("Save As", flash::SUCCESS_FG),
+                FileBrowserMode::Load => ("Load From", browser::DIRECTORY),
             };
             let entries: Vec<(String, bool, bool)> = state
                 .entries
@@ -561,7 +558,7 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
         Modal::RenameBank { bank, name } => {
             TextInputModal::new(&format!("Rename Bank {:02}", bank + 1), name)
                 .width(40)
-                .border_color(Color::Magenta)
+                .border_color(modal::RENAME)
                 .render_centered(frame, term);
         }
         Modal::RenamePattern {
@@ -574,13 +571,13 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
                 name,
             )
             .width(40)
-            .border_color(Color::Magenta)
+            .border_color(modal::RENAME)
             .render_centered(frame, term);
         }
         Modal::RenameStep { step, name, .. } => {
             TextInputModal::new(&format!("Name Step {:02}", step + 1), name)
                 .width(40)
-                .border_color(Color::Cyan)
+                .border_color(modal::INPUT)
                 .render_centered(frame, term);
         }
         Modal::SetPattern { field, input } => {
@@ -591,14 +588,14 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
             TextInputModal::new(title, input)
                 .hint(hint)
                 .width(45)
-                .border_color(Color::Yellow)
+                .border_color(modal::CONFIRM)
                 .render_centered(frame, term);
         }
         Modal::SetTempo(input) => {
             TextInputModal::new("Set Tempo (20-300 BPM)", input)
                 .hint("Enter BPM")
                 .width(30)
-                .border_color(Color::Magenta)
+                .border_color(modal::RENAME)
                 .render_centered(frame, term);
         }
         Modal::AddSamplePath(state) => {
@@ -611,7 +608,7 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
             FileBrowserModal::new("Add Sample Path", &state.input, &entries)
                 .selected(state.selected)
                 .scroll_offset(state.scroll_offset)
-                .border_color(Color::Magenta)
+                .border_color(modal::RENAME)
                 .width(60)
                 .height(18)
                 .render_centered(frame, term);
@@ -636,14 +633,14 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
             let inner = ModalFrame::new(&title)
                 .width(width)
                 .height(height)
-                .border_color(Color::Rgb(120, 125, 135))
+                .border_color(modal::PREVIEW)
                 .render_centered(frame, term);
 
             let script = pattern.resolve_script(step_idx).unwrap_or("");
             if script.is_empty() {
                 let empty = Paragraph::new("(empty)")
                     .alignment(Alignment::Center)
-                    .style(Style::new().fg(Color::Rgb(80, 85, 95)));
+                    .style(Style::new().fg(ui::TEXT_DIM));
                 let centered_area = Rect {
                     y: inner.y + inner.height / 2,
                     height: 1,
@@ -698,10 +695,10 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
 
             let flash_kind = app.ui.flash_kind();
             let border_color = match flash_kind {
-                Some(FlashKind::Error) => Color::Red,
-                Some(FlashKind::Info) => Color::White,
-                Some(FlashKind::Success) => Color::Green,
-                None => Color::Rgb(100, 160, 180),
+                Some(FlashKind::Error) => flash::ERROR_FG,
+                Some(FlashKind::Info) => ui::TEXT_PRIMARY,
+                Some(FlashKind::Success) => flash::SUCCESS_FG,
+                None => modal::EDITOR,
             };
 
             let title = if let Some(ref name) = step.and_then(|s| s.name.as_ref()) {
@@ -768,9 +765,9 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
 
             if let Some(sa) = search_area {
                 let style = if app.editor_ctx.editor.search_active() {
-                    Style::default().fg(Color::Yellow)
+                    Style::default().fg(search::ACTIVE)
                 } else {
-                    Style::default().fg(Color::DarkGray)
+                    Style::default().fg(search::INACTIVE)
                 };
                 let cursor = if app.editor_ctx.editor.search_active() {
                     "_"
@@ -783,9 +780,9 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
 
             if let Some(kind) = flash_kind {
                 let bg = match kind {
-                    FlashKind::Error => Color::Rgb(60, 10, 10),
-                    FlashKind::Info => Color::Rgb(30, 30, 40),
-                    FlashKind::Success => Color::Rgb(10, 30, 10),
+                    FlashKind::Error => flash::ERROR_BG,
+                    FlashKind::Info => flash::INFO_BG,
+                    FlashKind::Success => flash::SUCCESS_BG,
                 };
                 let flash_block = Block::default().style(Style::default().bg(bg));
                 frame.render_widget(flash_block, editor_area);
@@ -794,8 +791,8 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
                 .editor
                 .render(frame, editor_area, &highlighter);
 
-            let dim = Style::default().fg(Color::DarkGray);
-            let key = Style::default().fg(Color::Yellow);
+            let dim = Style::default().fg(hint::TEXT);
+            let key = Style::default().fg(hint::KEY);
 
             if app.editor_ctx.editor.search_active() {
                 let hint = Line::from(vec![
@@ -863,7 +860,7 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
 
             let block = Block::bordered()
                 .title(format!(" Pattern B{:02}:P{:02} ", bank + 1, pattern + 1))
-                .border_style(Style::default().fg(Color::Cyan));
+                .border_style(Style::default().fg(modal::INPUT));
 
             let inner = block.inner(area);
             frame.render_widget(Clear, area);
@@ -898,14 +895,14 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
                 let (label_style, value_style) = if *selected {
                     (
                         Style::default()
-                            .fg(Color::Cyan)
+                            .fg(hint::KEY)
                             .add_modifier(Modifier::BOLD),
-                        Style::default().fg(Color::White).bg(Color::DarkGray),
+                        Style::default().fg(ui::TEXT_PRIMARY).bg(ui::SURFACE),
                     )
                 } else {
                     (
-                        Style::default().fg(Color::Gray),
-                        Style::default().fg(Color::White),
+                        Style::default().fg(ui::TEXT_MUTED),
+                        Style::default().fg(ui::TEXT_PRIMARY),
                     )
                 };
 
@@ -920,17 +917,17 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
             }
 
             let hint_area = Rect::new(inner.x, inner.y + inner.height - 1, inner.width, 1);
-            let hint = Line::from(vec![
-                Span::styled("↑↓", Style::default().fg(Color::Yellow)),
-                Span::styled(" nav  ", Style::default().fg(Color::DarkGray)),
-                Span::styled("←→", Style::default().fg(Color::Yellow)),
-                Span::styled(" change  ", Style::default().fg(Color::DarkGray)),
-                Span::styled("Enter", Style::default().fg(Color::Yellow)),
-                Span::styled(" save  ", Style::default().fg(Color::DarkGray)),
-                Span::styled("Esc", Style::default().fg(Color::Yellow)),
-                Span::styled(" cancel", Style::default().fg(Color::DarkGray)),
+            let hint_line = Line::from(vec![
+                Span::styled("↑↓", Style::default().fg(hint::KEY)),
+                Span::styled(" nav  ", Style::default().fg(hint::TEXT)),
+                Span::styled("←→", Style::default().fg(hint::KEY)),
+                Span::styled(" change  ", Style::default().fg(hint::TEXT)),
+                Span::styled("Enter", Style::default().fg(hint::KEY)),
+                Span::styled(" save  ", Style::default().fg(hint::TEXT)),
+                Span::styled("Esc", Style::default().fg(hint::KEY)),
+                Span::styled(" cancel", Style::default().fg(hint::TEXT)),
             ]);
-            frame.render_widget(Paragraph::new(hint), hint_area);
+            frame.render_widget(Paragraph::new(hint_line), hint_area);
         }
         Modal::KeybindingsHelp { scroll } => {
             let width = (term.width * 80 / 100).clamp(60, 100);
@@ -940,7 +937,7 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
             let inner = ModalFrame::new(&title)
                 .width(width)
                 .height(height)
-                .border_color(Color::Rgb(100, 160, 180))
+                .border_color(modal::EDITOR)
                 .render_centered(frame, term);
 
             let bindings = super::keybindings::bindings_for(app.page);
@@ -952,15 +949,11 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
                 .skip(*scroll)
                 .take(visible_rows)
                 .map(|(i, (key, name, desc))| {
-                    let bg = if i % 2 == 0 {
-                        Color::Rgb(25, 25, 30)
-                    } else {
-                        Color::Rgb(35, 35, 42)
-                    };
+                    let bg = if i % 2 == 0 { table::ROW_EVEN } else { table::ROW_ODD };
                     Row::new(vec![
-                        Cell::from(*key).style(Style::default().fg(Color::Yellow)),
-                        Cell::from(*name).style(Style::default().fg(Color::Cyan)),
-                        Cell::from(*desc).style(Style::default().fg(Color::White)),
+                        Cell::from(*key).style(Style::default().fg(modal::CONFIRM)),
+                        Cell::from(*name).style(Style::default().fg(modal::INPUT)),
+                        Cell::from(*desc).style(Style::default().fg(ui::TEXT_PRIMARY)),
                     ])
                     .style(Style::default().bg(bg))
                 })
@@ -990,15 +983,15 @@ fn render_modal(frame: &mut Frame, app: &App, snapshot: &SequencerSnapshot, term
                 width: inner.width,
                 height: 1,
             };
-            let hint = Line::from(vec![
-                Span::styled("↑↓", Style::default().fg(Color::Yellow)),
-                Span::styled(" scroll  ", Style::default().fg(Color::DarkGray)),
-                Span::styled("PgUp/Dn", Style::default().fg(Color::Yellow)),
-                Span::styled(" page  ", Style::default().fg(Color::DarkGray)),
-                Span::styled("Esc/?", Style::default().fg(Color::Yellow)),
-                Span::styled(" close", Style::default().fg(Color::DarkGray)),
+            let keybind_hint = Line::from(vec![
+                Span::styled("↑↓", Style::default().fg(hint::KEY)),
+                Span::styled(" scroll  ", Style::default().fg(hint::TEXT)),
+                Span::styled("PgUp/Dn", Style::default().fg(hint::KEY)),
+                Span::styled(" page  ", Style::default().fg(hint::TEXT)),
+                Span::styled("Esc/?", Style::default().fg(hint::KEY)),
+                Span::styled(" close", Style::default().fg(hint::TEXT)),
             ]);
-            frame.render_widget(Paragraph::new(hint).alignment(Alignment::Right), hint_area);
+            frame.render_widget(Paragraph::new(keybind_hint).alignment(Alignment::Right), hint_area);
         }
     }
 }
diff --git a/src/views/title_view.rs b/src/views/title_view.rs
index 5d9d5c6..a497916 100644
--- a/src/views/title_view.rs
+++ b/src/views/title_view.rs
@@ -1,22 +1,23 @@
 use ratatui::layout::{Alignment, Constraint, Layout, Rect};
-use ratatui::style::{Color, Style, Stylize};
+use ratatui::style::Style;
 use ratatui::text::{Line, Span};
 use ratatui::widgets::Paragraph;
 use ratatui::Frame;
 use tui_big_text::{BigText, PixelSize};
 
 use crate::state::ui::UiState;
+use crate::theme::title;
 
 pub fn render(frame: &mut Frame, area: Rect, ui: &UiState) {
     frame.render_widget(&ui.sparkles, area);
 
-    let author_style = Style::new().fg(Color::Rgb(180, 140, 200));
-    let link_style = Style::new().fg(Color::Rgb(120, 200, 180));
-    let license_style = Style::new().fg(Color::Rgb(200, 160, 100));
+    let author_style = Style::new().fg(title::AUTHOR);
+    let link_style = Style::new().fg(title::LINK);
+    let license_style = Style::new().fg(title::LICENSE);
 
     let big_title = BigText::builder()
         .pixel_size(PixelSize::Quadrant)
-        .style(Style::new().cyan().bold())
+        .style(Style::new().fg(title::BIG_TITLE).bold())
         .lines(vec!["CAGIRE".into()])
         .centered()
         .build();
@@ -25,7 +26,7 @@ pub fn render(frame: &mut Frame, area: Rect, ui: &UiState) {
         Line::from(""),
         Line::from(Span::styled(
             "A Forth Music Sequencer",
-            Style::new().fg(Color::White),
+            Style::new().fg(title::SUBTITLE),
         )),
         Line::from(""),
         Line::from(Span::styled("by BuboBubo", author_style)),
@@ -37,7 +38,7 @@ pub fn render(frame: &mut Frame, area: Rect, ui: &UiState) {
         Line::from(""),
         Line::from(Span::styled(
             "Press any key to continue",
-            Style::new().fg(Color::Rgb(140, 160, 170)),
+            Style::new().fg(title::PROMPT),
         )),
     ];