diff --git a/src-tauri/src/commands.rs b/src-tauri/src/commands.rs
index 7f471f8..711d80c 100644
--- a/src-tauri/src/commands.rs
+++ b/src-tauri/src/commands.rs
@@ -1,3 +1,4 @@
+#![allow(unexpected_cfgs)]
 use base64::engine::general_purpose::STANDARD;
 use base64::Engine;
 use reqwest::header::{HeaderMap, HeaderValue, REFERER, USER_AGENT};
@@ -341,7 +342,7 @@ async fn get_or_create_harvester(
         if let Ok(ns_window) = win.ns_window() {
             let ns_window = ns_window as *mut objc::runtime::Object;
             unsafe {
-                let _: () = msg_send![ns_window, setAlphaValue: 0.0f64];
+                let _: () = msg_send![ns_window, setAlphaValue: 0.01f64];
             }
         }
     }
@@ -423,7 +424,11 @@ async fn poll_harvest(app: AppHandle, req_id: u64, url: String) {
                     );
                 }
             }
-            Err(e) => eprintln!("[harvest#{}] eval error: {}", req_id, e),
+            Err(e) => {
+                if !e.contains("eval timed out") {
+                    eprintln!("[harvest#{}] eval error: {}", req_id, e);
+                }
+            }
         }
 
         let settled = start.elapsed() >= Duration::from_millis(SETTLE_GRACE_MS);
diff --git a/src-tauri/src/types.rs b/src-tauri/src/types.rs
index 8d855a3..358e326 100644
--- a/src-tauri/src/types.rs
+++ b/src-tauri/src/types.rs
@@ -10,14 +10,4 @@ pub struct ChapterData {
     pub cookies: Option<String>,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
-pub struct FetchError {
-    pub message: String,
-    pub kind: String,
-}
 
-impl std::fmt::Display for FetchError {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        write!(f, "{}: {}", self.kind, self.message)
-    }
-}
diff --git a/src/components/MangaViewer.tsx b/src/components/MangaViewer.tsx
index bf7a33f..04daf7b 100644
--- a/src/components/MangaViewer.tsx
+++ b/src/components/MangaViewer.tsx
@@ -1,9 +1,9 @@
+import { getCurrentWindow } from '@tauri-apps/api/window';
 import { useState, useEffect, useCallback, useRef } from 'react';
 import type { ViewerSettings } from '../types';
 import type { ChapterData } from '../types';
 import { MangaPage } from './MangaPage';
 import { ViewerToolbar } from './ViewerToolbar';
-import { getCurrentWindow } from '@tauri-apps/api/window';
 import { SettingsPanel } from './SettingsPanel';
 
 interface MangaViewerProps {
@@ -172,7 +172,7 @@ export function MangaViewer({
     };
     window.addEventListener('keydown', handler);
     return () => window.removeEventListener('keydown', handler);
-  }, [goNext, goPrev, showSettings, settings.direction, toggleFullscreen]);
+  }, [goNext, goPrev, showSettings, settings.direction]);
 
   // Auto-hide toolbar
   const resetToolbarTimer = useCallback(() => {
@@ -190,17 +190,23 @@ export function MangaViewer({
     };
   }, []);
 
-  const toggleFullscreen = useCallback(async () => {
+  const toggleFullscreen = async () => {
     try {
       const win = getCurrentWindow();
-      const current = await win.isFullscreen();
-      const nextState = !current;
-      await win.setFullscreen(nextState);
-      setIsFullscreen(nextState);
+      const isFull = await win.isFullscreen();
+      await win.setFullscreen(!isFull);
+      setIsFullscreen(!isFull);
     } catch (e) {
-      console.error('Failed to toggle fullscreen', e);
+      console.error("Native fullscreen failed, using DOM fallback", e);
+      if (!document.fullscreenElement) {
+        containerRef.current?.requestFullscreen().catch(console.error);
+        setIsFullscreen(true);
+      } else {
+        document.exitFullscreen().catch(console.error);
+        setIsFullscreen(false);
+      }
     }
-  }, []);
+  };
 
   const bgMap = {
     black: '#000000',