Start flame ticks on dashboard entry and use purple selection

2 files changed, 20 insertions, 4 deletions

diff --git a/internal/tui/dashboard/model.go b/internal/tui/dashboard/model.go
index 4cf7c15..ebd0c03 100644
--- a/internal/tui/dashboard/model.go
+++ b/internal/tui/dashboard/model.go
@@ -85,7 +85,17 @@ func NewModelWithConfig(engine SnapshotSource, streamSource *eventstream.RingBuf
 
 // Init starts periodic refresh ticks.
 func (m Model) Init() tea.Cmd {
-	return tickCmd(m.refreshEvery)
+	cmds := []tea.Cmd{tickCmd(m.refreshEvery)}
+	switch m.activeTab {
+	case TabStream:
+		cmds = append(cmds, streamTickCmd())
+	case TabFlame:
+		cmds = append(cmds, flameTickCmd())
+	}
+	if len(cmds) == 1 {
+		return cmds[0]
+	}
+	return tea.Batch(cmds...)
 }
 
 // Update handles ticks, snapshots, tab changes, and resize events.
@@ -108,12 +118,18 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			func() tea.Msg { return messages.StatsTickMsg{Snap: snap} },
 		)
 	case streamTickMsg:
+		if !m.focused {
+			return m, nil
+		}
 		if m.activeTab != TabStream {
 			return m, nil
 		}
 		m.streamModel.Refresh()
 		return m, streamTickCmd()
 	case flameTickMsg:
+		if !m.focused {
+			return m, nil
+		}
 		if m.activeTab != TabFlame {
 			return m, nil
 		}
diff --git a/internal/tui/flamegraph/renderer.go b/internal/tui/flamegraph/renderer.go
index 4f376a5..142f78c 100644
--- a/internal/tui/flamegraph/renderer.go
+++ b/internal/tui/flamegraph/renderer.go
@@ -319,10 +319,10 @@ func styleForFrame(idx int, frame tuiFrame, selectedPath string, subtreeSet, mat
 	}
 
 	if isSelected {
-		selectedBg := lipgloss.Color("226")
-		selectedFg := lipgloss.Color("16")
+		selectedBg := lipgloss.Color("99")
+		selectedFg := lipgloss.Color("15")
 		if !isDark {
-			selectedBg = lipgloss.Color("160")
+			selectedBg = lipgloss.Color("93")
 			selectedFg = lipgloss.Color("15")
 		}
 		return base.Background(selectedBg).Foreground(selectedFg).Bold(true).Underline(true)