diff --git a/src/ui/windows/mining_tab.cpp b/src/ui/windows/mining_tab.cpp
index 44e4079..a4ce8f4 100644
--- a/src/ui/windows/mining_tab.cpp
+++ b/src/ui/windows/mining_tab.cpp
@@ -866,9 +866,42 @@ void RenderMiningTab(App* app)
                     ImGui::SetMouseCursor(ImGuiMouseCursor_Hand);
                     ImGui::SetTooltip("%s", idleOn ? TR("mining_idle_on_tooltip") : TR("mining_idle_off_tooltip"));
                 }
-                ImGui::SetCursorScreenPos(savedCur);
 
                 idleRightEdge = btnX - 4.0f * dp;
+
+                // Idle delay combo (to the left of the icon when enabled)
+                if (idleOn) {
+                    struct DelayOption { int seconds; const char* label; };
+                    static const DelayOption delays[] = {
+                        {30, "30s"}, {60, "1m"}, {120, "2m"}, {300, "5m"}, {600, "10m"}
+                    };
+                    int curDelay = app->settings()->getMineIdleDelay();
+                    const char* previewLabel = "2m";
+                    for (const auto& d : delays) {
+                        if (d.seconds == curDelay) { previewLabel = d.label; break; }
+                    }
+                    float comboW = schema::UI().drawElement("components.settings-page", "idle-combo-width").sizeOr(64.0f);
+                    float comboX = idleRightEdge - comboW;
+                    float comboY = curY + (headerH - ImGui::GetFrameHeight()) * 0.5f;
+                    ImGui::SetCursorScreenPos(ImVec2(comboX, comboY));
+                    ImGui::SetNextItemWidth(comboW);
+                    if (ImGui::BeginCombo("##IdleDelay", previewLabel, ImGuiComboFlags_NoArrowButton)) {
+                        for (const auto& d : delays) {
+                            bool selected = (d.seconds == curDelay);
+                            if (ImGui::Selectable(d.label, selected)) {
+                                app->settings()->setMineIdleDelay(d.seconds);
+                                app->settings()->save();
+                            }
+                            if (selected) ImGui::SetItemDefaultFocus();
+                        }
+                        ImGui::EndCombo();
+                    }
+                    if (ImGui::IsItemHovered())
+                        ImGui::SetTooltip("%s", TR("tt_idle_delay"));
+                    idleRightEdge = comboX - 4.0f * dp;
+                }
+
+                ImGui::SetCursorScreenPos(savedCur);
             }
 
             // Active mining indicator (left of idle toggle)