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Removes premium paywall popups, blur effects, and overlays on CliffsNotes study notes and documents, allowing full access to previews without subscription.
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// ==UserScript==
// @name Bypass CliffsNotes Premium
// @name:zh-CN 绕过 CliffsNotes 高级会员
// @namespace https://greasyfork.org/users/1512314
// @version 1.0
// @description Removes premium paywall popups, blur effects, and overlays on CliffsNotes study notes and documents, allowing full access to previews without subscription.
// @description:zh-CN 移除 CliffsNotes 学习笔记和文档上的高级会员付费墙弹窗、模糊效果和覆盖层，让您无需订阅即可完全访问预览。
// @author user81829132
// @match https://www.cliffsnotes.com/*
// @icon https://www.google.com/s2/favicons?domain=cliffsnotes.com
// @grant none
// @run-at document-end
// @license MIT
// ==/UserScript==
(function() {
'use strict';
function removePremiumElements() {
// Remove the main premium popup
const mainPopup = document.querySelector('div.tw-py-16.tw-px-32.tw-bg-black.tw-text-white.tw-rounded-lg.tw-flex.tw-flex-col.tw-items-center.-tw-mt-\\[52rem\\]');
if (mainPopup) {
mainPopup.remove();
}
// Remove the blur overlay - broad selector to catch with or without tw-backdrop-blur-sm
const blurOverlays = document.querySelectorAll('div.tw-absolute.tw-top-0.tw-left-0.tw-w-full.tw-h-full');
blurOverlays.forEach(overlay => {
overlay.remove();
});
// Remove the "Why is this page out of focus?" popup
const focusPopup = document.querySelector('div.tw-w-4\\/5.tw-text-center.tw-py-24');
if (focusPopup) {
focusPopup.remove();
}
// Also target any elements with backdrop-blur-sm class to unblur content
const blurredElements = document.querySelectorAll('.tw-backdrop-blur-sm');
blurredElements.forEach(el => {
el.classList.remove('tw-backdrop-blur-sm');
el.style.backdropFilter = 'none';
el.style.filter = 'none';
el.style.webkitBackdropFilter = 'none';
el.style.webkitFilter = 'none';
});
// Hide any remaining premium modals or overlays by adding a style
let style = document.getElementById('bypass-cliffsnotes-style');
if (!style) {
style = document.createElement('style');
style.id = 'bypass-cliffsnotes-style';
style.textContent = `
div[class*="premium"], div[class*="paywall"], div[class*="subscription"] {
display: none !important;
}
.tw-backdrop-blur-sm {
filter: none !important;
backdrop-filter: none !important;
-webkit-filter: none !important;
-webkit-backdrop-filter: none !important;
}
/* Extra override for any full-screen overlays */
div.tw-absolute.tw-top-0.tw-left-0.tw-w-full.tw-h-full {
display: none !important;
}
/* Ensure document content is not blurred */
[class*="html-preview"], [class*="document-content"], .t, .s0_1, .s1_1, span[class*="t"] {
filter: none !important;
backdrop-filter: none !important;
}
`;
document.head.appendChild(style);
}
}
// Run immediately
removePremiumElements();
// Observe for dynamic additions (in case popups load later)
const observer = new MutationObserver(removePremiumElements);
observer.observe(document.body, { childList: true, subtree: true });
// Also run after short delays for any async loads, including later pages
setTimeout(removePremiumElements, 1000);
setTimeout(removePremiumElements, 3000);
setTimeout(removePremiumElements, 5000);
// Periodic check for multi-page docs
const interval = setInterval(() => {
removePremiumElements();
}, 2000);
// Stop interval after 30 seconds if no more issues
setTimeout(() => clearInterval(interval), 30000);
})();