remove Google AI Overview and AI Mode tab

// ==UserScript==
// @name         remove stupid AI Overview on stupid google results. stupid-ass website
// @namespace    http://tampermonkey.net/
// @version      2025-08-27
// @description  ugh
// @author       Rippy
// @match        http*://*.google.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=google.com
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    for (const a of document.querySelectorAll("span")) {
        if (a.textContent.includes("AI Mode")) {
            a.remove();
        }
    }
    // this part stolen from https://greasyfork.org/en/scripts/518154-remove-the-ai-summary-from-google-search/code
    const patterns = [
        /ai overview/i
    ];
    const observer = new MutationObserver(() => {
        const aiOverviewH1 = [...document.querySelectorAll('h1')].find(h1 => patterns.some(pattern => pattern.test(h1.innerText)));
        if (aiOverviewH1?.parentElement) {
            aiOverviewH1.parentElement.style.display = 'none';
        }
        document.querySelectorAll("div").forEach((e) => {
            if (e.innerText === "AI Overview") {
                e.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.remove();
            }
        });
    });
    observer.observe(document, {
        childList: true,
        subtree: true,
    });
})();