ubuntu not working. idk I'm just gonna use windows anyway

app/renderer/app.js

@@ -122,6 +122,7 @@ class StepForgeApp {
       api.library.trashList(),
     ]);
     this.state.info = info;
+    document.body.classList.toggle('platform-linux', info.platform === 'linux');
     this.state.settings = settings;
     this.state.library = {
       guides: library.guides || [],

app/renderer/dialogs.js

@@ -312,6 +312,11 @@ function showSettingsDialog({
     const previewCount = makeInput(settings.exports?.previewStepCount ?? 3, 'number', { min: 1, step: 1 });
     const openFolder = el('input', { type: 'checkbox', checked: Boolean(settings.exports?.openFolderAfterExport) });
     const captureOutside = el('input', { type: 'checkbox', checked: Boolean(settings.capture?.captureOutsideClicks) });
+    const fallbackTrigger = makeSelect(settings.capture?.fallbackTrigger || 'interval', [
+      { value: 'interval', label: 'Timed interval' },
+      { value: 'hotkey', label: 'Hotkey only' },
+    ]);
+    const autoIntervalSec = makeInput(settings.capture?.autoIntervalSec ?? 5, 'number', { min: 1, step: 1 });
     const confirmSimple = el('input', { type: 'checkbox', checked: Boolean(settings.capture?.confirmSimpleCapture) });
     const keepLast = makeInput(settings.backups?.keepLast ?? 10, 'number', { min: 0, step: 1 });
     const aiEnabled = el('input', { type: 'checkbox', checked: Boolean(settings.ai?.enabled) });
@@ -326,6 +331,12 @@ function showSettingsDialog({
       void api.settings.set({ keyPath: 'ai.ollama.model', value: model }).catch(() => {});
     }, 250);
 
+    const syncFallbackUi = () => {
+      autoIntervalSec.disabled = fallbackTrigger.value === 'hotkey';
+    };
+    fallbackTrigger.addEventListener('change', syncFallbackUi);
+    syncFallbackUi();
+
     const updateAiStatus = (message, { error = false } = {}) => {
       aiStatus.textContent = message;
       aiStatus.classList.toggle('error', Boolean(error));
@@ -403,9 +414,14 @@ function showSettingsDialog({
         labeledRow('Delay (ms)', delayMs),
         labeledRow('Click marker', clickMarker),
         labeledRow('Capture outside clicks', captureOutside),
+        labeledRow('When clicks are unavailable', fallbackTrigger),
+        labeledRow('Timer interval (seconds)', autoIntervalSec),
         labeledRow('Confirm simple capture', confirmSimple),
         labeledRow('Capture hotkey', captureHotkey),
         labeledRow('Pause / resume hotkey', pauseHotkey),
+        el('div.muted', {},
+          'Hotkey fallback uses the Capture hotkey. Timer fallback uses the interval above.',
+        ),
       ),
       el('fieldset', {},
         el('legend', {}, 'Editor'),
@@ -455,6 +471,8 @@ function showSettingsDialog({
                 delayMs: Number(delayMs.value || 0),
                 mode: captureMode.value,
                 clickMarker: clickMarker.checked,
+                fallbackTrigger: fallbackTrigger.value === 'hotkey' ? 'hotkey' : 'interval',
+                autoIntervalSec: Math.max(1, Number(autoIntervalSec.value || 5)),
                 hotkeyCapture: captureHotkey.value.trim(),
                 hotkeyPauseResume: pauseHotkey.value.trim(),
                 captureOutsideClicks: captureOutside.checked,

app/renderer/style.css

@@ -49,6 +49,16 @@ body {
   overflow: hidden;
 }
 
+body.platform-linux button {
+  padding: 5px 11px;
+}
+
+body.platform-linux input,
+body.platform-linux select,
+body.platform-linux textarea {
+  padding: 6px 9px;
+}
+
 *::selection { background: rgba(0, 104, 255, 0.2); }
 
 #app { display: flex; flex-direction: column; height: 100vh; }
@@ -183,6 +193,21 @@ kbd {
   color: #fff;
 }
 
+body.platform-linux #topbar {
+  height: 52px;
+  gap: 10px;
+  padding: 0 14px;
+}
+
+body.platform-linux #capture-status {
+  padding: 5px 9px;
+  gap: 7px;
+}
+
+body.platform-linux #capture-status button {
+  padding: 2px 7px;
+}
+
 .library, .editor { flex: 1; min-height: 0; display: flex; }
 
 .lib-side {