Twitch Agartha© Edition™

Wiggatech™ True Agartha© experience

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

ستحتاج إلى تثبيت إضافة مثل Stylus لتثبيت هذا النمط.

ستحتاج إلى تثبيت إضافة لإدارة أنماط المستخدم لتتمكن من تثبيت هذا النمط.

ستحتاج إلى تثبيت إضافة لإدارة أنماط المستخدم لتثبيت هذا النمط.

ستحتاج إلى تثبيت إضافة لإدارة أنماط المستخدم لتثبيت هذا النمط.

(لدي بالفعل مثبت أنماط للمستخدم، دعني أقم بتثبيته!)

// ==UserScript==
// @name         Twitch Agartha© Edition™
// @namespace    https://twitch.com/
// @version      1.0.0
// @description  Wiggatech™ True Agartha© experience
// @license      MIT
// @match        https://www.twitch.tv/*
// @match        https://m.twitch.tv/*
// @match        https://player.twitch.tv/*
// @grant        GM_addStyle
// @grant        GM_xmlhttpRequest
// @grant        unsafeWindow
// @connect      *
// ==/UserScript==

(() => {
  "use strict";

  // ====== HOTKEYS ======
  // Alt+C         -> CRT on/off
  // Alt+I         -> Images on/off
  // Alt+Shift+Q   -> All effects on/off
  // Alt+Shift+B   -> Badge on/off
  // Alt+Shift+Y   -> YouTube on/off
  // Alt+Y         -> YouTube play/pause
  // Alt+Shift+N   -> YouTube next track
  // Alt+Shift+P   -> YouTube previous track

  // ====== CONFIG ======
  const CONFIG = {
    // Image URLs (gif/jpg/png).
    // Positions: top-left, top-center, top-right, center, bottom-left,
    // bottom-center, bottom-right, random
    // Can be a string or object: { url: "...", position: "top-center" }
    // Empty list disables images.
    imageUrls: [
      "https://media1.tenor.com/m/VjKFrLEHMAMAAAAd/charlie-kirk-agartha.gif",
      "https://media1.tenor.com/m/BkkJME83dxwAAAAd/agartha-ksi.gif",
      { url: "https://media1.tenor.com/m/OBtp1QjATpUAAAAd/vril-agartha.gif", position: "bottom-right" },
      "https://media1.tenor.com/m/X1wCSEZxpMcAAAAd/agartha-hyperborea.gif",
      { url: "https://media1.tenor.com/m/chdXrfgk0WoAAAAC/agartha-flight-reacts.gif", position: "bottom-left" },
      "https://media1.tenor.com/m/5v3pSqZHqb0AAAAd/jeffrey-epstein-agartha.gif",
      "https://media1.tenor.com/m/b-ppyFoNE0MAAAAd/agartha.gif",
      "https://media1.tenor.com/m/FegUSEADWYgAAAAd/agartha-vril.gif",
      "https://media1.tenor.com/m/J-0yQ-uAG3wAAAAd/agartha-pharaoh.gif",
      "https://media1.tenor.com/m/_jCVI2CzgZAAAAAd/sliper93-spin.gif",
      "https://media1.tenor.com/m/3kMgMv753AAAAAAd/mc-lc.gif",
      "https://media1.tenor.com/m/WUAtrd_CgWAAAAAd/bog-bogged.gif",
      "https://media1.tenor.com/m/2mBytYoOCtEAAAAd/monster.gif",
      "https://media1.tenor.com/m/RAe_PJ81cwAAAAAd/agartha.gif",
      "https://media1.tenor.com/m/3Cyp-UXe454AAAAd/meme-antarctica.gif",
      "https://media1.tenor.com/m/bE9eL9iTp2oAAAAd/agartha-linus.gif",
      "https://media1.tenor.com/m/WykyyGnk8GgAAAAd/juzef-juzef-skowron.gif",
      "https://media1.tenor.com/m/_qNzcnd_TRIAAAAd/agartha-vril.gif",
      "https://media1.tenor.com/m/hegt2BQe9HcAAAAd/agartha-phonk.gif",
      "https://media1.tenor.com/m/pOpVCjWcrdEAAAAd/%D0%BF%D0%BE%D1%82%D1%83%D0%B6%D0%BD%D0%BE.gif",
      "https://media1.tenor.com/m/NH9t0vK5RY8AAAAd/agartha-agarthan.gif",
      "https://media1.tenor.com/m/fOLeI9RGY5UAAAAd/ec74.gif",
      "https://media1.tenor.com/m/jU_bgUfMDywAAAAd/agartha-impressed.gif",
      "https://media1.tenor.com/m/kZYrQNXN03YAAAAd/charlie-kirk.gif",
      "https://media1.tenor.com/m/rQsTP3OzsIsAAAAd/azerbaijan-technology-snow.gif",
      "https://media1.tenor.com/m/1rqG4jK1KnIAAAAd/agartha.gif",
      "https://media1.tenor.com/m/FzQ1VJmZkv8AAAAd/ksi-pharaoh.gif",
      "https://media1.tenor.com/m/_VtmkmjMpSQAAAAd/taemtaem-eyes.gif",
      "https://media1.tenor.com/m/G_FtneLjc4sAAAAd/boykisser-epstein.gif",
      "https://media1.tenor.com/m/z7G6R4fIrtMAAAAd/agartha-agarthian.gif",
      "https://media1.tenor.com/m/s2m8OS1F7xEAAAAd/rainbow-six-agartha.gif",
      "https://media1.tenor.com/m/DIeVnmKX8nUAAAAd/agartha-agartha-oni.gif",
      "https://media1.tenor.com/m/okLX7FrXbhcAAAAd/agartha.gif",
      "https://media1.tenor.com/m/pQlujPj3zVUAAAAd/white-monster-effect-monster.gif",
      "https://media1.tenor.com/m/GdZo-Jd5_DEAAAAd/agatha-silence.gif",
      "https://media1.tenor.com/m/TIH7T5Wz43oAAAAd/agartha.gif",
      "https://media1.tenor.com/m/zgFX6XRlkRMAAAAd/agartha-bunny.gif",
      "https://media1.tenor.com/m/28LVMaJReLIAAAAC/vril-esoteric.gif",
      "https://media1.tenor.com/m/27xd1NuE1VMAAAAd/agartha-welcome.gif",
      "https://media1.tenor.com/m/HG8lrt-dJPcAAAAd/edp-agartha.gif",
      "https://media1.tenor.com/m/noxzA2sJSt8AAAAd/tno-hoi4.gif",
      "https://media1.tenor.com/m/2OIHEpqXmr4AAAAd/white-monster-wmster.gif",
      "https://media1.tenor.com/m/2vaZCDRwyzUAAAAC/frieren-white-monster-frieren-potion.gif",
      "https://media1.tenor.com/m/iStLL9PlkBcAAAAd/this-person-is-ashtar-sheran.gif",
      "https://media1.tenor.com/m/ouArSPlSMu4AAAAd/how-it-feels-bosego.gif",
      "https://media.tenor.com/x6G5QCNemMkAAAAj/dancing-letter-letter.gif",
      "https://media1.tenor.com/m/cRprjDrCVAIAAAAC/ryson-vril.gif",
      "https://media1.tenor.com/m/m3UwtDyk3z8AAAAd/usmog-ai-baby.gif",
      "https://media1.tenor.com/m/TxqCGUisxjoAAAAd/what-if-this-happened-patchwork.gif",
      "https://media1.tenor.com/m/6JDuC6Qo6V8AAAAd/hyperborea-car-hyperboria.gif",
      "https://media1.tenor.com/m/YhqIxd8oB9cAAAAd/whats-up.gif",
      "https://media1.tenor.com/m/rhquqsdYBqoAAAAd/ashtar-milk.gif",
      "https://media1.tenor.com/m/6SY-NLzAN24AAAAd/tno-hoi4.gif",
      "https://media1.tenor.com/m/-eCXF01zlBMAAAAd/astolfo-hyperborea.gif",
      "https://media1.tenor.com/m/aU21qrfKmqgAAAAd/%D0%BD%D0%B0%D1%81%D0%BE%D1%81%D0%BD%D1%8B%D0%B9-%D0%B7%D0%B0%D0%B2%D0%BE%D0%B4-%D0%BE%D0%B4%D0%B8%D0%BD%D1%86%D0%BE%D0%B2%D0%BE.gif",
      "https://media1.tenor.com/m/wSGzN4FxqmMAAAAd/%D0%B3%D0%B8%D0%BF%D0%B5%D1%80%D0%B1%D0%BE%D1%80%D0%B5%D1%8F-%D1%81%D0%BB%D0%B0%D0%B2%D1%8F%D0%BD%D0%B5.gif",
      "https://media1.tenor.com/m/Y60vkpxOcf4AAAAd/trump-donald.gif",
      "https://media1.tenor.com/m/LSJCoNuxhL8AAAAd/ozon-ozon671games.gif",
      "https://media1.tenor.com/m/BT4AmQb503UAAAAd/gabe-newell-agartha.gif",
      "https://media1.tenor.com/m/1S1R1snUyzIAAAAd/agartha-slavic.gif",
      "https://media1.tenor.com/m/GZVeOUzXmFAAAAAd/ritz-balls-soyjak.gif",
      "https://media1.tenor.com/m/S-PyI4KO2lIAAAAd/soyjak-wojak.gif",
      "https://media1.tenor.com/m/-KEBep6QabYAAAAd/agartha-monster.gif",
      "https://media1.tenor.com/m/eQUA7CI121EAAAAd/gold-city-agartha.gif",
      "https://media1.tenor.com/m/DS7xn5SuPLYAAAAd/agartha-prime.gif",
      "https://media1.tenor.com/m/FyO7S82GK58AAAAd/agartha.gif",
      "https://media1.tenor.com/m/XoOUEqE78LcAAAAd/holdfast-3e-suisse.gif",
      "https://media1.tenor.com/m/z7G6R4fIrtMAAAAd/agartha-agarthian.gif",
      "https://media1.tenor.com/m/Z2YbaybHKdIAAAAd/yakub-glaze.gif",
      "https://media1.tenor.com/m/4miAseD7Ea8AAAAd/agartha.gif",
      "https://media1.tenor.com/m/_6aZf10OA4YAAAAd/alien-ufo.gif",
      "https://media1.tenor.com/m/u9vMaKrOu3cAAAAd/extraterrestre-alien.gif",
      "https://media1.tenor.com/m/x_JY4eylSFsAAAAC/hvorostdumb-hvorost.gif"
    ],

    // Image appearance interval (ms)
    imageIntervalMin: 6_000,
    imageIntervalMax: 20_000,
    imageDisplayMs: 5_000,
    imageRandomTiltDeg: 25,
    glitchDurationMs: 100,
    imageLoadTimeoutMs: 5000,
    gifFallbackDurationMs: 12000,
    randomAvoidCenterRatio: 0.35,
    storageKey: "tm_agartha_config",
    portalImageUrl: "https://media.tenor.com/GTtlri8rVHQAAAAi/portal-transparent.gif",
    portalDurationMs: 1000,

    // Size limits
    maxScreenAreaRatio: 0.15, // max 15% of screen area
    maxScreenUsageRatio: 0.9, // max 90% of width/height

    // YouTube audio
    youtube: {
      enabled: true,
      // Example: ["https://www.youtube.com/watch?v=dQw4w9WgXcQ"]
      urls: [
        "https://www.youtube.com/watch?v=3hVXt9NYiJA",
        "https://www.youtube.com/watch?v=IwcIdaLzbgA",
        "https://www.youtube.com/watch?v=7ot3hXfJVkQ",
        "https://www.youtube.com/watch?v=3eluGhGwbtI",
        "https://www.youtube.com/watch?v=3BhKDlHa5hg",
        "https://www.youtube.com/watch?v=PRyVBv8T2s4",
        "https://www.youtube.com/watch?v=eMJZOsYSh7k",
        "https://www.youtube.com/watch?v=_Gb7JtNukNE",
        "https://www.youtube.com/watch?v=fFbPRQ0Haqw",
        "https://www.youtube.com/watch?v=g3AopCQywqs",
        "https://www.youtube.com/watch?v=lriSHOYI4vc",
        "https://www.youtube.com/watch?v=ZKje4PX7-VU",
        "https://www.youtube.com/watch?v=qUI9QlmDf_0",
        "https://www.youtube.com/watch?v=UFyxfQ1VkWQ",
        "https://www.youtube.com/watch?v=fSG7--Q3npU",
        "https://www.youtube.com/watch?v=20LgtP63RWM",
        "https://www.youtube.com/watch?v=8RvIE4xL8kA"
      ],
      volume: 10 // 0..100
    },

    // Hotkeys
    hotkeys: {
      toggleImages: "KeyI", // Alt+I
      toggleCrt: "KeyC", // Alt+C
      toggleAll: "KeyQ", // Alt+Shift+Q
      toggleBadge: "KeyB", // Alt+Shift+B
      toggleYouTube: "KeyY", // Alt+Shift+Y
      pauseYouTube: "KeyY", // Alt+Y
      nextYouTube: "KeyN", // Alt+Shift+N
      prevYouTube: "KeyP" // Alt+Shift+P
    }
  };

  // ====== CRT Effect ======
  GM_addStyle(`
    .tm-crt-overlay {
      pointer-events: none;
      position: absolute;
      inset: 0;
      z-index: 9999;
      mix-blend-mode: screen;
      opacity: 0.6;
      background:
        repeating-linear-gradient(
          to bottom,
          rgba(0,0,0,0.28) 0px,
          rgba(0,0,0,0.28) 1px,
          rgba(0,0,0,0) 2px,
          rgba(0,0,0,0) 3px
        ),
        repeating-linear-gradient(
          to right,
          rgba(255,0,0,0.05) 0px,
          rgba(0,255,0,0.05) 1px,
          rgba(0,0,255,0.05) 2px,
          rgba(0,0,0,0) 3px
        ),
        radial-gradient(circle at 50% 50%,
          rgba(255,255,255,0.11),
          rgba(0,0,0,0.35)
        );
    }
    .tm-crt-burst .tm-crt-overlay {
      opacity: 0.8;
      animation: tm-scan-burst 0.7s steps(2) infinite;
    }
    .tm-crt-glitch video {
      filter:
        contrast(1.95)
        saturate(2.6)
        brightness(0.68)
        hue-rotate(-20deg);
      transform: scale(1.06) skewX(2.4deg) skewY(1.2deg);
      animation: tm-wave var(--tm-glitch-duration, 450ms) steps(2) infinite;
    }
    .tm-crt-glitch .tm-crt-overlay {
      opacity: 1;
      filter: brightness(1.7) saturate(1.8);
      animation: tm-glitch var(--tm-glitch-duration, 450ms) steps(2) infinite;
    }
    .tm-crt-glitch .tm-crt-rgb {
      opacity: 0.9;
      animation: tm-rgb-split var(--tm-glitch-duration, 450ms) steps(2) infinite;
    }
    .tm-crt-glitch .tm-crt-lines {
      opacity: 0.55;
      animation: tm-lines var(--tm-glitch-duration, 450ms) steps(2) infinite;
    }
    .tm-crt-glitch .tm-crt-noise {
      opacity: 0.4;
    }
    .tm-crt-noise {
      pointer-events: none;
      position: absolute;
      inset: 0;
      z-index: 10000;
      opacity: 0.13;
      background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2' stitchTiles='stitch'/></filter><rect width='120' height='120' filter='url(%23n)' opacity='0.4'/></svg>");
      mix-blend-mode: soft-light;
      animation: tm-noise 0.5s steps(2) infinite;
    }
    .tm-crt-rgb {
      pointer-events: none;
      position: absolute;
      inset: 0;
      z-index: 10000;
      opacity: 0.25;
      mix-blend-mode: screen;
      background:
        repeating-linear-gradient(
          to right,
          rgba(255,0,0,0.16) 0px,
          rgba(255,0,0,0.16) 1px,
          rgba(0,255,0,0.16) 2px,
          rgba(0,255,0,0.16) 3px,
          rgba(0,0,255,0.16) 4px,
          rgba(0,0,255,0.16) 5px,
          rgba(0,0,0,0) 6px
        );
      filter: blur(0.4px);
    }
    .tm-crt-lines {
      pointer-events: none;
      position: absolute;
      inset: 0;
      z-index: 10001;
      opacity: 0.12;
      background-image:
        linear-gradient(transparent 0 6px, rgba(255,255,255,0.10) 6px 7px),
        linear-gradient(90deg, rgba(0,0,0,0.24), rgba(0,0,0,0));
      background-size: 100% 7px, 100% 100%;
      mix-blend-mode: screen;
    }
    .tm-crt-vignette {
      pointer-events: none;
      position: absolute;
      inset: 0;
      z-index: 10001;
      box-shadow: inset 0 0 160px rgba(0,0,0,0.65);
      border-radius: 6px;
    }
    .tm-crt-filter video {
      filter:
        contrast(1.25)
        saturate(1.45)
        brightness(0.9)
        hue-rotate(-1deg);
      transform: scale(1.006);
    }
    .tm-crt-disabled .tm-crt-overlay,
    .tm-crt-disabled .tm-crt-noise,
    .tm-crt-disabled .tm-crt-rgb,
    .tm-crt-disabled .tm-crt-lines,
    .tm-crt-disabled .tm-crt-vignette {
      display: none;
    }
    .tm-crt-disabled video {
      filter: none !important;
      transform: none !important;
    }
    .tm-master-pulse {
      animation: tm-master-pulse 1.2s ease-in-out both;
      box-shadow: 0 0 0 2px rgba(191,199,214,0.35), 0 0 18px rgba(191,199,214,0.6);
    }
    @keyframes tm-noise {
      0% { transform: translate(0, 0); }
      50% { transform: translate(-1px, 1px); }
      100% { transform: translate(1px, -1px); }
    }
    @keyframes tm-scan-burst {
      0% { filter: brightness(1); }
      50% { filter: brightness(1.08); }
      100% { filter: brightness(1); }
    }
    @keyframes tm-wave {
      0% { transform: scale(1.06) skewX(2.4deg) skewY(1.2deg) translate(0, 0); }
      25% { transform: scale(1.06) skewX(-2.8deg) skewY(-1.6deg) translate(-14px, -6px); }
      50% { transform: scale(1.06) skewX(3.2deg) skewY(1deg) translate(14px, 6px); }
      75% { transform: scale(1.06) skewX(-2deg) skewY(-1.2deg) translate(-10px, 4px); }
      100% { transform: scale(1.06) skewX(2.4deg) skewY(1.2deg) translate(0, 0); }
    }
    @keyframes tm-glitch {
      0% { filter: brightness(1.7) saturate(1.8); transform: translateX(0); }
      30% { filter: brightness(2) saturate(2.2); transform: translateX(-8px); }
      60% { filter: brightness(1.4) saturate(1.4); transform: translateX(10px); }
      100% { filter: brightness(1.7) saturate(1.8); transform: translateX(0); }
    }
    @keyframes tm-lines {
      0% { background-position: 0 0, 0 0; }
      25% { background-position: -20px -6px, 0 0; }
      50% { background-position: 26px 6px, 0 0; }
      75% { background-position: -14px -5px, 0 0; }
      100% { background-position: 0 0, 0 0; }
    }
    @keyframes tm-rgb-split {
      0% { transform: translate(0, 0); }
      30% { transform: translate(-6px, 2px); }
      60% { transform: translate(6px, -2px); }
      100% { transform: translate(0, 0); }
    }
    @keyframes tm-master-pulse {
      0% { box-shadow: 0 0 0 0 rgba(191,199,214,0); }
      35% { box-shadow: 0 0 0 2px rgba(191,199,214,0.45), 0 0 18px rgba(191,199,214,0.7); }
      100% { box-shadow: 0 0 0 0 rgba(191,199,214,0); }
    }
    .tm-portal {
      pointer-events: none;
      position: absolute;
      inset: 0;
      z-index: 10010;
      opacity: 0;
      background-size: 100% 100%;
      background-position: center;
      transform-origin: 50% 50%;
      will-change: transform, opacity, clip-path;
      clip-path: circle(60% at 50% 50%);
    }
    .tm-portal.tm-portal-animate {
      animation: tm-portal var(--tm-portal-duration, 1000ms) cubic-bezier(0.16, 0.7, 0.2, 1) forwards;
    }
    .tm-portal-boost video {
      filter:
        blur(1.2px)
        saturate(1.3)
        contrast(1.1);
    }
    .tm-portal-boost .tm-crt-rgb {
      opacity: 0.6;
      background:
        repeating-linear-gradient(
          to right,
          rgba(40,110,255,0.28) 0px,
          rgba(40,110,255,0.28) 1px,
          rgba(90,180,255,0.22) 2px,
          rgba(90,180,255,0.22) 3px,
          rgba(160,220,255,0.18) 4px,
          rgba(160,220,255,0.18) 5px,
          rgba(0,0,0,0) 6px
        );
    }
    @keyframes tm-portal {
      0% {
        opacity: 1;
        transform: scale(1);
        clip-path: circle(60% at 50% 50%);
      }
      50% {
        opacity: 1;
        transform: scale(3.2);
        clip-path: circle(36% at 50% 50%);
      }
      100% {
        opacity: 0;
        transform: scale(5.6);
        clip-path: circle(14% at 50% 50%);
      }
    }
  `);

  let crtEnabled = false;
  let crtContainer = null;

  function attachCrt() {
    const video = document.querySelector("video");
    if (!video) return false;

    const container = video.closest(".video-player__container") || video.parentElement;
    if (!container) return false;

    container.classList.add("tm-crt-filter");
    container.style.position = "relative";
    container.classList.toggle("tm-crt-disabled", !crtEnabled || !effectsEnabled);
    container.style.setProperty("--tm-glitch-duration", `${CONFIG.glitchDurationMs}ms`);
    crtContainer = container;

    if (!container.querySelector(".tm-crt-overlay")) {
      const overlay = document.createElement("div");
      overlay.className = "tm-crt-overlay";
      container.appendChild(overlay);
    }

    if (!container.querySelector(".tm-crt-noise")) {
      const noise = document.createElement("div");
      noise.className = "tm-crt-noise";
      container.appendChild(noise);
    }

    if (!container.querySelector(".tm-crt-rgb")) {
      const rgb = document.createElement("div");
      rgb.className = "tm-crt-rgb";
      container.appendChild(rgb);
    }

    if (!container.querySelector(".tm-crt-lines")) {
      const lines = document.createElement("div");
      lines.className = "tm-crt-lines";
      container.appendChild(lines);
    }

    if (!container.querySelector(".tm-crt-vignette")) {
      const vignette = document.createElement("div");
      vignette.className = "tm-crt-vignette";
      container.appendChild(vignette);
    }

    ensurePortal(container);
    ensureUi(container);
    ensureBadge(container);
    updateBadge();
    ensureVolumeControl(container);

    return true;
  }

  function getPlayerContainer() {
    if (crtContainer && document.body.contains(crtContainer)) return crtContainer;
    const video = document.querySelector("video");
    if (!video) return null;
    return video.closest(".video-player__container") || video.parentElement;
  }

  function ensurePortal(container) {
    if (portalEl && container.contains(portalEl)) return;
    portalEl = document.createElement("div");
    portalEl.className = "tm-portal";
    container.appendChild(portalEl);
  }

  function playPortalEffect() {
    if (!CONFIG.portalImageUrl) return;
    const container = getPlayerContainer();
    if (!container) return;
    ensurePortal(container);
    portalEl.style.backgroundImage = `url("${CONFIG.portalImageUrl}")`;
    portalEl.style.setProperty("--tm-portal-duration", `${CONFIG.portalDurationMs}ms`);
    container.classList.add("tm-portal-boost");
    portalEl.classList.remove("tm-portal-animate");
    void portalEl.offsetWidth;
    portalEl.classList.add("tm-portal-animate");
    setTimeout(() => {
      container.classList.remove("tm-portal-boost");
    }, CONFIG.portalDurationMs);
  }

  function ensureUi(container) {
    if (uiContainer && container.contains(uiContainer)) return;
    uiContainer = document.createElement("div");
    uiContainer.style.position = "absolute";
    uiContainer.style.right = "8px";
    uiContainer.style.top = "8px";
    uiContainer.style.zIndex = "10020";
    uiContainer.style.display = "flex";
    uiContainer.style.flexDirection = "column";
    uiContainer.style.alignItems = "flex-end";
    uiContainer.style.gap = "6px";
    uiContainer.style.pointerEvents = "auto";

    const btnStyle = (btn) => {
      btn.style.border = "1px solid rgba(255,255,255,0.25)";
      btn.style.background = "rgba(0,0,0,0.7)";
      btn.style.color = "#e6e6e6";
      btn.style.borderRadius = "4px";
      btn.style.padding = "4px 8px";
      btn.style.cursor = "pointer";
      btn.style.fontSize = "13px";
      btn.style.fontFamily = "monospace";
      btn.style.lineHeight = "1.2";
      btn.style.whiteSpace = "nowrap";
    };

    const row = document.createElement("div");
    row.style.display = "flex";
    row.style.gap = "6px";
    row.style.alignItems = "center";

    masterBtn = document.createElement("button");
    masterBtn.type = "button";
    btnStyle(masterBtn);
    masterBtn.addEventListener("click", (e) => {
      e.stopPropagation();
      setAllEffects(!anyEffectsOn());
    });

    gearBtn = document.createElement("button");
    gearBtn.type = "button";
    btnStyle(gearBtn);
    gearBtn.textContent = "⚙";
    gearBtn.style.padding = "4px 6px";
    gearBtn.style.minWidth = "0";
    gearBtn.addEventListener("click", (e) => {
      e.stopPropagation();
      toggleBadge();
    });

    row.appendChild(masterBtn);
    row.appendChild(gearBtn);
    uiContainer.appendChild(row);

    if (getComputedStyle(container).position === "static") {
      container.style.position = "relative";
    }
    container.appendChild(uiContainer);
    updateMasterButton();
    scheduleMasterPulse();
  }

  function ensureBadge(container) {
    if (!badgeEnabled) return;
    if (badgeEl && uiContainer && uiContainer.contains(badgeEl)) return;
    badgeEl = document.createElement("div");
    badgeEl.style.position = "relative";
    badgeEl.style.right = "0";
    badgeEl.style.top = "0";
    badgeEl.style.zIndex = "10020";
    badgeEl.style.pointerEvents = "auto";
    badgeEl.style.fontSize = "13px";
    badgeEl.style.fontFamily = "monospace";
    badgeEl.style.color = "#e6e6e6";
    badgeEl.style.background = "rgba(0,0,0,0.6)";
    badgeEl.style.border = "1px solid rgba(255,255,255,0.2)";
    badgeEl.style.borderRadius = "4px";
    badgeEl.style.padding = "4px 6px";
    badgeEl.style.display = "flex";
    badgeEl.style.flexDirection = "column";
    badgeEl.style.gap = "6px";

    badgeHeaderEl = document.createElement("div");
    badgeHeaderEl.style.display = "flex";
    badgeHeaderEl.style.alignItems = "center";
    badgeHeaderEl.style.justifyContent = "space-between";
    badgeHeaderEl.style.gap = "8px";

    const title = document.createElement("span");
    title.textContent = "🛸 AGARTHA CONTROL PANEL 🛸";

    const closeBtn = document.createElement("button");
    closeBtn.type = "button";
    closeBtn.textContent = "×";
    closeBtn.style.border = "none";
    closeBtn.style.background = "transparent";
    closeBtn.style.color = "#e6e6e6";
    closeBtn.style.cursor = "pointer";
    closeBtn.style.fontSize = "16px";
    closeBtn.style.lineHeight = "1";
    closeBtn.addEventListener("click", (e) => {
      e.stopPropagation();
      toggleBadge();
    });

    badgeHeaderEl.appendChild(title);
    badgeHeaderEl.appendChild(closeBtn);
    badgeEl.appendChild(badgeHeaderEl);

    badgeTextEl = document.createElement("a");
    badgeTextEl.style.whiteSpace = "pre";
    badgeTextEl.style.maxWidth = "320px";
    badgeTextEl.style.wordBreak = "break-word";
    badgeTextEl.style.pointerEvents = "none";
    badgeTextEl.style.textDecoration = "underline";
    badgeTextEl.style.color = "inherit";
    badgeTextEl.style.cursor = "pointer";
    badgeTextEl.target = "_blank";
    badgeTextEl.rel = "noopener noreferrer";
    badgeTextEl.style.pointerEvents = "auto";
    badgeEl.appendChild(badgeTextEl);

    const toggles = document.createElement("div");
    toggles.style.display = "flex";
    toggles.style.flexDirection = "column";
    toggles.style.gap = "6px";

    const toggleStyle = (btn) => {
      btn.style.border = "1px solid rgba(255,255,255,0.2)";
      btn.style.background = "rgba(0,0,0,0.35)";
      btn.style.color = "#e6e6e6";
      btn.style.borderRadius = "3px";
      btn.style.padding = "2px 6px";
      btn.style.cursor = "pointer";
      btn.style.fontSize = "13px";
      btn.style.lineHeight = "1.1";
    };

    const rowStyle = (row) => {
      row.style.display = "flex";
      row.style.gap = "6px";
      row.style.alignItems = "center";
    };

    const makePlusBtn = (handler) => {
      const btn = document.createElement("button");
      btn.type = "button";
      btn.textContent = "+";
      toggleStyle(btn);
      btn.addEventListener("click", (e) => {
        e.stopPropagation();
        handler();
      });
      return btn;
    };

    const crtRow = document.createElement("div");
    rowStyle(crtRow);
    crtToggleBtn = document.createElement("button");
    crtToggleBtn.type = "button";
    toggleStyle(crtToggleBtn);
    crtToggleBtn.addEventListener("click", (e) => {
      e.stopPropagation();
      toggleCrt();
    });
    crtRow.appendChild(crtToggleBtn);
    toggles.appendChild(crtRow);

    const imgRow = document.createElement("div");
    rowStyle(imgRow);
    const imgPlus = makePlusBtn(openImageEditor);
    imgToggleBtn = document.createElement("button");
    imgToggleBtn.type = "button";
    toggleStyle(imgToggleBtn);
    imgToggleBtn.addEventListener("click", (e) => {
      e.stopPropagation();
      toggleImages();
    });
    imgRow.appendChild(imgPlus);
    imgRow.appendChild(imgToggleBtn);
    toggles.appendChild(imgRow);

    const ytRow = document.createElement("div");
    rowStyle(ytRow);
    const ytPlus = makePlusBtn(openYouTubeEditor);
    ytToggleBtn = document.createElement("button");
    ytToggleBtn.type = "button";
    toggleStyle(ytToggleBtn);
    ytToggleBtn.addEventListener("click", (e) => {
      e.stopPropagation();
      toggleYouTubeEnabled();
    });
    ytRow.appendChild(ytPlus);
    ytRow.appendChild(ytToggleBtn);
    toggles.appendChild(ytRow);

    const pulseRow = document.createElement("div");
    rowStyle(pulseRow);
    const pulseBtn = document.createElement("button");
    pulseBtn.type = "button";
    toggleStyle(pulseBtn);
    const updatePulseLabel = () => {
      pulseBtn.textContent = `PULSE: ${pulseEnabled ? "ON" : "OFF"}`;
    };
    updatePulseLabel();
    pulseBtn.addEventListener("click", (e) => {
      e.stopPropagation();
      pulseEnabled = !pulseEnabled;
      updatePulseLabel();
      scheduleMasterPulse();
    });
    pulseRow.appendChild(pulseBtn);
    toggles.appendChild(pulseRow);
    badgeEl.appendChild(toggles);
    updateEffectButtons();
    if (uiContainer) {
      uiContainer.appendChild(badgeEl);
    } else {
      if (getComputedStyle(container).position === "static") {
        container.style.position = "relative";
      }
      container.appendChild(badgeEl);
    }
  }

  function updateBadge() {
    if (!badgeEnabled || !badgeEl || !badgeTextEl) return;
    const ytStatus = ytEnabled && getEnabledYouTubeUrls().length > 0 ? (currentYtTitle || ytState) : "disabled";
    const nextText = `YT: ${truncateTitle(ytStatus, 30)}`;
    if (nextText === badgeText) return;
    badgeText = nextText;
    badgeTextEl.textContent = nextText;
    if (currentYtUrl) {
      badgeTextEl.href = currentYtUrl;
      badgeTextEl.style.pointerEvents = "auto";
    } else {
      badgeTextEl.removeAttribute("href");
      badgeTextEl.style.pointerEvents = "none";
    }
    updateEffectButtons();
    updateMasterButton();
  }

  function truncateTitle(text, maxLen) {
    const str = String(text || "");
    if (str.length <= maxLen) return str;
    return `${str.slice(0, maxLen)}...`;
  }

  function anyEffectsOn() {
    return effectsEnabled && (crtEnabled || imagesEnabled || ytEnabled);
  }

  function updateMasterButton() {
    if (!masterBtn) return;
    masterBtn.textContent = anyEffectsOn() ? "LEAVE AGARTHA" : "ENTER AGARTHA";
  }

  function updateEffectButtons() {
    if (crtToggleBtn) crtToggleBtn.textContent = `CRT: ${crtEnabled ? "ON" : "OFF"}`;
    if (imgToggleBtn) imgToggleBtn.textContent = `IMG: ${imagesEnabled ? "ON" : "OFF"}`;
    if (ytToggleBtn) ytToggleBtn.textContent = `YT: ${ytEnabled ? "ON" : "OFF"}`;
  }

  function scheduleMasterPulse() {
    if (pulseTimer) {
      clearInterval(pulseTimer);
      pulseTimer = null;
    }
    if (!pulseEnabled || !masterBtn) return;
    if (anyEffectsOn()) return;
    masterBtn.classList.remove("tm-master-pulse");
    pulseTimer = setInterval(() => {
      if (!pulseEnabled || !masterBtn) return;
      if (anyEffectsOn()) return;
      masterBtn.classList.add("tm-master-pulse");
      setTimeout(() => {
        if (masterBtn) masterBtn.classList.remove("tm-master-pulse");
      }, 1200);
    }, 30_000);
  }

  function loadStoredConfig() {
    try {
      const raw = localStorage.getItem(CONFIG.storageKey);
      if (!raw) return;
      storedConfig = JSON.parse(raw);
    } catch (err) {
      log("config load failed");
    }
  }

  function storeConfig() {
    try {
      const payload = {
        imageCustom: imageItems.filter((item) => item.source === "user"),
        imagePreEnabled: imageItems
          .filter((item) => item.source === "pre")
          .reduce((acc, item) => {
            acc[item.url] = !!item.enabled;
            return acc;
          }, {}),
        youtubeCustom: ytItems.filter((item) => item.source === "user"),
        youtubePreEnabled: ytItems
          .filter((item) => item.source === "pre")
          .reduce((acc, item) => {
            acc[item.url] = !!item.enabled;
            return acc;
          }, {})
      };
      localStorage.setItem(CONFIG.storageKey, JSON.stringify(payload));
    } catch (err) {
      log("config save failed");
    }
  }

  function initItemState() {
    const preImages = (CONFIG.imageUrls || []).map((item) => {
      const asset = normalizeAsset(item);
      return {
        url: asset.url,
        position: asset.position || "random",
        enabled: true,
        source: "pre"
      };
    });
    const preYt = (CONFIG.youtube.urls || []).map((url) => ({
      url,
      enabled: true,
      source: "pre"
    }));

    const cfg = storedConfig || {};
    if (cfg.imagePreEnabled) {
      preImages.forEach((item) => {
        if (Object.prototype.hasOwnProperty.call(cfg.imagePreEnabled, item.url)) {
          item.enabled = !!cfg.imagePreEnabled[item.url];
        }
      });
    }
    if (cfg.youtubePreEnabled) {
      preYt.forEach((item) => {
        if (Object.prototype.hasOwnProperty.call(cfg.youtubePreEnabled, item.url)) {
          item.enabled = !!cfg.youtubePreEnabled[item.url];
        }
      });
    }

    const customImages = Array.isArray(cfg.imageCustom) ? cfg.imageCustom.map((item) => {
      const asset = normalizeAsset(item);
      return {
        url: asset.url,
        position: asset.position || "random",
        enabled: item.enabled !== false,
        source: "user"
      };
    }) : [];

    const customYt = Array.isArray(cfg.youtubeCustom) ? cfg.youtubeCustom.map((item) => ({
      url: typeof item === "string" ? item : item.url,
      enabled: typeof item === "string" ? true : item.enabled !== false,
      source: "user"
    })) : [];

    imageItems = [...preImages, ...customImages].filter((item) => item.url);
    ytItems = [...preYt, ...customYt].filter((item) => item.url);
  }

  function refreshEffectsFromToggles() {
    const anyOn = crtEnabled || imagesEnabled || ytEnabled;
    effectsEnabled = anyOn;
    if (masterBtn && effectsEnabled) masterBtn.classList.remove("tm-master-pulse");
    if (!effectsEnabled) {
      if (crtContainer) crtContainer.classList.add("tm-crt-disabled");
      if (ytPlayer) ytPlayer.stopVideo();
      ytState = "disabled";
      currentYtTitle = "";
      currentYtUrl = "";
    } else {
      if (crtContainer) crtContainer.classList.toggle("tm-crt-disabled", !crtEnabled);
    }
    updateVolumeControlVisibility();
    updateBadge();
    updateMasterButton();
    scheduleMasterPulse();
  }

  function setAllEffects(on) {
    effectsEnabled = on;
    crtEnabled = on;
    imagesEnabled = on;
    const hasYt = getEnabledYouTubeUrls().length > 0;
    ytEnabled = on ? (ytDefaultEnabled && hasYt) : false;
    if (masterBtn) masterBtn.classList.remove("tm-master-pulse");
    if (!on) {
      if (crtContainer) crtContainer.classList.add("tm-crt-disabled");
      if (ytPlayer) ytPlayer.stopVideo();
      ytState = "disabled";
      currentYtTitle = "";
      currentYtUrl = "";
    } else {
      ensureMediaInit();
      if (crtContainer) crtContainer.classList.toggle("tm-crt-disabled", !crtEnabled);
      if (ytPlayer) ytPlayer.playVideo();
      ytState = "playing";
      if (ytPlayOrder.length === 0) resetYtPlayOrder();
      playPortalEffect();
    }
    updateVolumeControlVisibility();
    updateBadge();
    updateMasterButton();
    scheduleMasterPulse();
  }

  function clamp01(value) {
    return Math.max(0, Math.min(1, value));
  }

  function getInitialVolume() {
    const ytVol = typeof CONFIG.youtube.volume === "number" ? CONFIG.youtube.volume / 100 : 0.5;
    return clamp01(ytVol);
  }

  function setGlobalVolume(value) {
    const vol = clamp01(value);
    CONFIG.youtube.volume = Math.round(vol * 100);
    if (ytPlayer) ytPlayer.setVolume(Math.round(vol * 100));
  }

  function updateVolumeControlVisibility() {
    if (!volumeEl) return;
    const show = badgeEnabled && effectsEnabled && ytEnabled && getEnabledYouTubeUrls().length > 0;
    volumeEl.style.display = show ? "flex" : "none";
  }

  function ensureVolumeControl(container) {
    if (!badgeEnabled || !badgeEl) {
      if (volumeEl) {
        volumeEl.remove();
        volumeEl = null;
        volumeRange = null;
      }
      return;
    }
    if (volumeEl && badgeEl.contains(volumeEl)) return;
    volumeEl = document.createElement("div");
    volumeEl.style.display = "flex";
    volumeEl.style.alignItems = "center";
    volumeEl.style.gap = "6px";
    volumeEl.style.pointerEvents = "auto";
    volumeEl.style.color = "#e6e6e6";
    volumeEl.style.fontSize = "13px";
    volumeEl.style.fontFamily = "monospace";

    const label = document.createElement("span");
    label.textContent = "VOL";

    volumeRange = document.createElement("input");
    volumeRange.type = "range";
    volumeRange.min = "0";
    volumeRange.max = "100";
    volumeRange.step = "1";
    volumeRange.value = String(Math.round(getInitialVolume() * 100));
    volumeRange.style.width = "120px";
    volumeRange.addEventListener("input", () => {
      setGlobalVolume(parseInt(volumeRange.value, 10) / 100);
    });

    const controls = document.createElement("div");
    controls.style.display = "flex";
    controls.style.gap = "6px";

    const btnStyle = (btn) => {
      btn.style.border = "1px solid rgba(255,255,255,0.2)";
      btn.style.background = "rgba(0,0,0,0.35)";
      btn.style.color = "#e6e6e6";
      btn.style.borderRadius = "3px";
      btn.style.padding = "2px 6px";
      btn.style.cursor = "pointer";
      btn.style.fontSize = "14px";
      btn.style.lineHeight = "1";
    };

    const prevBtn = document.createElement("button");
    prevBtn.type = "button";
    prevBtn.textContent = "⏮";
    btnStyle(prevBtn);
    prevBtn.addEventListener("click", (e) => {
      e.stopPropagation();
      controlPrevTrack();
    });

    const pauseBtn = document.createElement("button");
    pauseBtn.type = "button";
    pauseBtn.textContent = "⏯";
    btnStyle(pauseBtn);
    pauseBtn.addEventListener("click", (e) => {
      e.stopPropagation();
      controlPause();
    });

    const nextBtn = document.createElement("button");
    nextBtn.type = "button";
    nextBtn.textContent = "⏭";
    btnStyle(nextBtn);
    nextBtn.addEventListener("click", (e) => {
      e.stopPropagation();
      controlNextTrack();
    });

    controls.appendChild(prevBtn);
    controls.appendChild(pauseBtn);
    controls.appendChild(nextBtn);

    volumeEl.appendChild(label);
    volumeEl.appendChild(volumeRange);
    volumeEl.appendChild(controls);

    badgeEl.appendChild(volumeEl);
    updateVolumeControlVisibility();
  }

  function closeEditor() {
    if (!editorOverlay) return;
    editorOverlay.remove();
    editorOverlay = null;
    editorSaveHandler = null;
  }

  function openEditorBase(titleText) {
    if (editorOverlay) editorOverlay.remove();
    editorSaveHandler = null;
    editorOverlay = document.createElement("div");
    editorOverlay.style.position = "fixed";
    editorOverlay.style.inset = "0";
    editorOverlay.style.zIndex = "10030";
    editorOverlay.style.background = "rgba(0,0,0,0.55)";
    editorOverlay.style.display = "flex";
    editorOverlay.style.alignItems = "center";
    editorOverlay.style.justifyContent = "center";
    editorOverlay.addEventListener("click", (e) => {
      if (e.target !== editorOverlay) return;
      if (typeof editorSaveHandler === "function") {
        editorSaveHandler();
      } else {
        closeEditor();
      }
    });

    const panel = document.createElement("div");
    panel.style.width = "520px";
    panel.style.maxWidth = "90vw";
    panel.style.maxHeight = "80vh";
    panel.style.overflow = "auto";
    panel.style.background = "rgba(0,0,0,0.85)";
    panel.style.border = "1px solid rgba(255,255,255,0.2)";
    panel.style.borderRadius = "6px";
    panel.style.padding = "10px";
    panel.style.color = "#e6e6e6";
    panel.style.fontFamily = "monospace";
    panel.style.fontSize = "14px";
    panel.style.display = "flex";
    panel.style.flexDirection = "column";
    panel.style.gap = "10px";

    const header = document.createElement("div");
    header.style.display = "flex";
    header.style.justifyContent = "space-between";
    header.style.alignItems = "center";
    const title = document.createElement("div");
    title.textContent = titleText;
    const closeBtn = document.createElement("button");
    closeBtn.type = "button";
    closeBtn.textContent = "×";
    closeBtn.style.border = "none";
    closeBtn.style.background = "transparent";
    closeBtn.style.color = "#e6e6e6";
    closeBtn.style.cursor = "pointer";
    closeBtn.addEventListener("click", (e) => {
      e.stopPropagation();
      closeEditor();
    });
    header.appendChild(title);
    header.appendChild(closeBtn);

    panel.appendChild(header);
    editorOverlay.appendChild(panel);
    document.body.appendChild(editorOverlay);
    return panel;
  }

  function openImageEditor() {
    const panel = openEditorBase("Edit Images");
    const preDetails = document.createElement("details");
    const preSummary = document.createElement("summary");
    preSummary.textContent = "Predefined images";
    preDetails.appendChild(preSummary);

    const preList = document.createElement("div");
    preList.style.display = "flex";
    preList.style.flexDirection = "column";
    preList.style.gap = "6px";
    preDetails.appendChild(preList);

    const list = document.createElement("div");
    list.style.display = "flex";
    list.style.flexDirection = "column";
    list.style.gap = "6px";

    const isTenorUrl = (url) => /tenor\.com/i.test(url || "");
    const shortTenor = (url) => {
      try {
        const clean = url.split("?")[0].split("#")[0];
        const parts = clean.split("/");
        return parts[parts.length - 1] || url;
      } catch (err) {
        return url;
      }
    };
    const applyTenorDisplay = (input) => {
      const full = input.dataset.fullUrl || input.value.trim();
      if (isTenorUrl(full)) {
        input.value = shortTenor(full);
      }
    };

    const makeEyeButton = (enabled) => {
      const btn = document.createElement("button");
      btn.type = "button";
      btn.style.border = "1px solid rgba(255,255,255,0.2)";
      btn.style.background = "rgba(0,0,0,0.35)";
      btn.style.color = "#e6e6e6";
      btn.style.borderRadius = "3px";
      btn.style.cursor = "pointer";
      btn.style.display = "flex";
      btn.style.alignItems = "center";
      btn.style.justifyContent = "center";
      btn.style.width = "26px";
      btn.style.height = "26px";
      btn.dataset.enabled = enabled ? "1" : "0";
      btn.textContent = enabled ? "👁" : "🚫";
      btn.addEventListener("click", () => {
        const next = btn.dataset.enabled !== "1";
        btn.dataset.enabled = next ? "1" : "0";
        btn.textContent = next ? "👁" : "🚫";
      });
      return btn;
    };

    const addRow = (url = "", position = "random", enabled = true) => {
      const row = document.createElement("div");
      row.style.display = "grid";
      row.style.gridTemplateColumns = "26px 1fr 120px 30px";
      row.style.gap = "6px";

      const enabledBtn = makeEyeButton(enabled);

      const urlInput = document.createElement("input");
      urlInput.type = "text";
      urlInput.placeholder = "Image URL";
      urlInput.value = url;
      urlInput.style.width = "100%";
      urlInput.dataset.fullUrl = url;
      applyTenorDisplay(urlInput);
      urlInput.addEventListener("focus", () => {
        if (urlInput.dataset.fullUrl) {
          urlInput.value = urlInput.dataset.fullUrl;
        }
      });
      urlInput.addEventListener("blur", () => {
        urlInput.dataset.fullUrl = urlInput.value.trim();
        applyTenorDisplay(urlInput);
      });

      const posSelect = document.createElement("select");
      ["random", "top-left", "top-center", "top-right", "center", "bottom-left", "bottom-center", "bottom-right"]
        .forEach((pos) => {
          const opt = document.createElement("option");
          opt.value = pos;
          opt.textContent = pos;
          posSelect.appendChild(opt);
        });
      posSelect.value = position;

      const delBtn = document.createElement("button");
      delBtn.type = "button";
      delBtn.textContent = "🗑";
      delBtn.style.border = "1px solid rgba(255,255,255,0.2)";
      delBtn.style.background = "rgba(0,0,0,0.35)";
      delBtn.style.color = "#e6e6e6";
      delBtn.style.borderRadius = "3px";
      delBtn.style.cursor = "pointer";
      delBtn.style.display = "flex";
      delBtn.style.alignItems = "center";
      delBtn.style.justifyContent = "center";
      delBtn.addEventListener("click", () => row.remove());

      row.appendChild(enabledBtn);
      row.appendChild(urlInput);
      row.appendChild(posSelect);
      row.appendChild(delBtn);
      list.appendChild(row);
    };

    imageItems.filter((item) => item.source === "pre").forEach((item) => {
      const row = document.createElement("div");
      row.style.display = "grid";
      row.style.gridTemplateColumns = "26px 1fr 120px";
      row.style.gap = "6px";

      const enabledBtn = makeEyeButton(!!item.enabled);
      enabledBtn.dataset.url = item.url;

      const urlInput = document.createElement("input");
      urlInput.type = "text";
      urlInput.value = item.url;
      urlInput.readOnly = true;
      urlInput.dataset.fullUrl = item.url;
      applyTenorDisplay(urlInput);
      urlInput.addEventListener("focus", () => {
        if (urlInput.dataset.fullUrl) {
          urlInput.value = urlInput.dataset.fullUrl;
        }
      });
      urlInput.addEventListener("blur", () => {
        applyTenorDisplay(urlInput);
      });

      const posInput = document.createElement("input");
      posInput.type = "text";
      posInput.value = item.position || "random";
      posInput.readOnly = true;

      row.appendChild(enabledBtn);
      row.appendChild(urlInput);
      row.appendChild(posInput);
      preList.appendChild(row);
    });

    imageItems.filter((item) => item.source === "user").forEach((item) => {
      addRow(item.url || "", item.position || "random", item.enabled !== false);
    });

    if (list.childElementCount === 0) addRow();

    const addBtn = document.createElement("button");
    addBtn.type = "button";
    addBtn.textContent = "Add new image";
    addBtn.addEventListener("click", () => addRow());

    const saveBtn = document.createElement("button");
    saveBtn.type = "button";
    saveBtn.textContent = "Save";
    const saveHandler = () => {
      const preEnabled = {};
      Array.from(preList.querySelectorAll("button[data-url]")).forEach((btn) => {
        preEnabled[btn.dataset.url] = btn.dataset.enabled === "1";
      });

      const rows = Array.from(list.children);
      const nextCustom = rows.map((row) => {
        const enabledBtn = row.querySelector("button");
        const inputs = row.querySelectorAll("input, select");
        const urlInput = inputs[0];
        const posSelect = inputs[1];
        const fullUrl = (urlInput.dataset.fullUrl || urlInput.value).trim();
        return { url: fullUrl, position: posSelect.value, enabled: enabledBtn && enabledBtn.dataset.enabled === "1", source: "user" };
      }).filter((item) => item.url);

      imageItems = imageItems
        .filter((item) => item.source === "pre")
        .map((item) => ({ ...item, enabled: preEnabled[item.url] !== false }));
      imageItems = [...imageItems, ...nextCustom];
      imageQueue = [];
      imageQueueKey = "";
      CONFIG.imageUrls = imageItems.map((item) => ({
        url: item.url,
        position: item.position || "random"
      }));
      storeConfig();
      updateBadge();
      closeEditor();
    };
    saveBtn.addEventListener("click", saveHandler);
    editorSaveHandler = saveHandler;

    panel.appendChild(preDetails);
    panel.appendChild(list);
    panel.appendChild(addBtn);
    panel.appendChild(saveBtn);
  }

  function openYouTubeEditor() {
    const panel = openEditorBase("Edit YouTube");
    const preDetails = document.createElement("details");
    const preSummary = document.createElement("summary");
    preSummary.textContent = "Predefined YouTube";
    preDetails.appendChild(preSummary);

    const preList = document.createElement("div");
    preList.style.display = "flex";
    preList.style.flexDirection = "column";
    preList.style.gap = "6px";
    preDetails.appendChild(preList);

    const list = document.createElement("div");
    list.style.display = "flex";
    list.style.flexDirection = "column";
    list.style.gap = "6px";

    const fetchYouTubeTitle = (url, cb) => {
      if (!url) return cb("");
      if (ytTitleCache[url]) return cb(ytTitleCache[url]);
      const oembed = `https://www.youtube.com/oembed?url=${encodeURIComponent(url)}&format=json`;
      GM_xmlhttpRequest({
        method: "GET",
        url: oembed,
        responseType: "json",
        timeout: 5000,
        onload: (resp) => {
          const title = resp.response && resp.response.title ? resp.response.title : "";
          ytTitleCache[url] = title || "Unknown title";
          cb(ytTitleCache[url]);
        },
        onerror: () => cb("Unknown title"),
        ontimeout: () => cb("Unknown title")
      });
    };

    const applyYtTitleDisplay = (input) => {
      const full = input.dataset.fullUrl || input.value.trim();
      if (!full) return;
      fetchYouTubeTitle(full, (text) => {
        input.value = text || full;
      });
    };

    const makeSpeakerButton = (enabled) => {
      const btn = document.createElement("button");
      btn.type = "button";
      btn.style.border = "1px solid rgba(255,255,255,0.2)";
      btn.style.background = "rgba(0,0,0,0.35)";
      btn.style.color = "#e6e6e6";
      btn.style.borderRadius = "3px";
      btn.style.cursor = "pointer";
      btn.style.display = "flex";
      btn.style.alignItems = "center";
      btn.style.justifyContent = "center";
      btn.style.width = "26px";
      btn.style.height = "26px";
      btn.dataset.enabled = enabled ? "1" : "0";
      btn.textContent = enabled ? "🔊" : "🔇";
      btn.addEventListener("click", () => {
        const next = btn.dataset.enabled !== "1";
        btn.dataset.enabled = next ? "1" : "0";
        btn.textContent = next ? "🔊" : "🔇";
      });
      return btn;
    };

    const makePlayButton = (handler) => {
      const btn = document.createElement("button");
      btn.type = "button";
      btn.textContent = "▶️";
      btn.style.border = "1px solid rgba(255,255,255,0.2)";
      btn.style.background = "rgba(0,0,0,0.35)";
      btn.style.color = "#e6e6e6";
      btn.style.borderRadius = "3px";
      btn.style.cursor = "pointer";
      btn.style.display = "flex";
      btn.style.alignItems = "center";
      btn.style.justifyContent = "center";
      btn.style.width = "26px";
      btn.style.height = "26px";
      btn.addEventListener("click", (e) => {
        e.stopPropagation();
        handler();
      });
      return btn;
    };

    const addRow = (url = "", enabled = true) => {
      const row = document.createElement("div");
      row.style.display = "grid";
      row.style.gridTemplateColumns = "26px 26px 1fr 30px";
      row.style.gap = "6px";
      const enabledBtn = makeSpeakerButton(enabled);
      const urlInput = document.createElement("input");
      urlInput.type = "text";
      urlInput.placeholder = "YouTube URL";
      urlInput.value = url;
      urlInput.style.width = "100%";
      urlInput.dataset.fullUrl = url;
      applyYtTitleDisplay(urlInput);
      urlInput.addEventListener("focus", () => {
        if (urlInput.dataset.fullUrl) {
          urlInput.value = urlInput.dataset.fullUrl;
        }
      });
      urlInput.addEventListener("blur", () => {
        const val = urlInput.value.trim();
        urlInput.dataset.fullUrl = val;
        applyYtTitleDisplay(urlInput);
      });
      const playBtn = makePlayButton(() => {
        enabledBtn.dataset.enabled = "1";
        enabledBtn.textContent = "🔊";
        playSpecificYtUrl(urlInput.dataset.fullUrl || urlInput.value.trim());
      });
      const delBtn = document.createElement("button");
      delBtn.type = "button";
      delBtn.textContent = "🗑";
      delBtn.style.border = "1px solid rgba(255,255,255,0.2)";
      delBtn.style.background = "rgba(0,0,0,0.35)";
      delBtn.style.color = "#e6e6e6";
      delBtn.style.borderRadius = "3px";
      delBtn.style.cursor = "pointer";
      delBtn.style.display = "flex";
      delBtn.style.alignItems = "center";
      delBtn.style.justifyContent = "center";
      delBtn.addEventListener("click", () => wrap.remove());
      row.appendChild(enabledBtn);
      row.appendChild(playBtn);
      row.appendChild(urlInput);
      row.appendChild(delBtn);
      list.appendChild(row);
    };

    ytItems.filter((item) => item.source === "pre").forEach((item) => {
      const row = document.createElement("div");
      row.style.display = "grid";
      row.style.gridTemplateColumns = "26px 26px 1fr";
      row.style.gap = "6px";
      const enabledBtn = makeSpeakerButton(!!item.enabled);
      enabledBtn.dataset.url = item.url;
      const urlInput = document.createElement("input");
      urlInput.type = "text";
      urlInput.value = item.url;
      urlInput.readOnly = true;
      urlInput.dataset.fullUrl = item.url;
      applyYtTitleDisplay(urlInput);
      urlInput.addEventListener("focus", () => {
        if (urlInput.dataset.fullUrl) {
          urlInput.value = urlInput.dataset.fullUrl;
        }
      });
      urlInput.addEventListener("blur", () => {
        applyYtTitleDisplay(urlInput);
      });
      const playBtn = makePlayButton(() => {
        enabledBtn.dataset.enabled = "1";
        enabledBtn.textContent = "🔊";
        playSpecificYtUrl(item.url);
      });
      row.appendChild(enabledBtn);
      row.appendChild(playBtn);
      row.appendChild(urlInput);
      preList.appendChild(row);
    });
    ytItems.filter((item) => item.source === "user").forEach((item) => {
      addRow(item.url || "", item.enabled !== false);
    });
    if (list.childElementCount === 0) addRow();

    const addBtn = document.createElement("button");
    addBtn.type = "button";
    addBtn.textContent = "Add new URL";
    addBtn.addEventListener("click", () => addRow());

    const saveBtn = document.createElement("button");
    saveBtn.type = "button";
    saveBtn.textContent = "Save";
    const saveHandler = () => {
      const preEnabled = {};
      Array.from(preList.querySelectorAll("button[data-url]")).forEach((btn) => {
        preEnabled[btn.dataset.url] = btn.dataset.enabled === "1";
      });

      const rows = Array.from(list.children);
      const nextCustom = rows.map((row) => {
        const enabledBtn = row.querySelector("button");
        const inputs = row.querySelectorAll("input");
        const urlInput = inputs[0];
        const fullUrl = (urlInput.dataset.fullUrl || urlInput.value).trim();
        return { url: fullUrl, enabled: enabledBtn && enabledBtn.dataset.enabled === "1", source: "user" };
      }).filter((item) => item.url);

      ytItems = ytItems
        .filter((item) => item.source === "pre")
        .map((item) => ({ ...item, enabled: preEnabled[item.url] !== false }));
      ytItems = [...ytItems, ...nextCustom];
      CONFIG.youtube.urls = ytItems.map((item) => item.url);
      resetYtPlayOrder();
      ytIds = ytPlayOrder.map(extractYouTubeId).filter(Boolean);
      ytIndex = 0;
      storeConfig();
      updateBadge();
      closeEditor();
    };
    saveBtn.addEventListener("click", saveHandler);
    editorSaveHandler = saveHandler;

    panel.appendChild(preDetails);
    panel.appendChild(list);
    panel.appendChild(addBtn);
    panel.appendChild(saveBtn);
  }

  // ====== Random Images ======
  let imagesEnabled = false;
  let audioResumeHooked = false;
  let badgeEl = null;
  let badgeTextEl = null;
  let badgeHeaderEl = null;
  let crtToggleBtn = null;
  let imgToggleBtn = null;
  let ytToggleBtn = null;
  let uiContainer = null;
  let masterBtn = null;
  let gearBtn = null;
  let editorOverlay = null;
  let editorSaveHandler = null;
  let pulseEnabled = true;
  let pulseTimer = null;
  let lastPathname = "";
  let imageItems = [];
  let ytItems = [];
  let storedConfig = null;
  let ytTitleCache = {};
  let currentYtTitle = "";
  let currentYtUrl = "";
  let portalEl = null;
  let ytState = "idle";
  let badgeText = "";
  let badgeEnabled = false;
  let effectsEnabled = false;
  let ytEnabled = false;
  let ytDefaultEnabled = CONFIG.youtube.enabled;
  let ytInited = false;
  let ytIds = [];
  let ytIndex = 0;
  let volumeEl = null;
  let volumeRange = null;
  let imageQueue = [];
  let imageQueueKey = "";
  let ytPlayOrder = [];
  let ytPlayIndex = 0;

  function log(message, data) {
    if (data !== undefined) {
      console.log("[TM-CRT]", message, data);
    } else {
      console.log("[TM-CRT]", message);
    }
  }


  function getEnabledImages() {
    return imageItems.filter((item) => item.enabled);
  }

  function getEnabledYouTubeUrls() {
    return ytItems.filter((item) => item.enabled).map((item) => item.url);
  }

  function enableYtItem(url) {
    const item = ytItems.find((entry) => entry.url === url);
    if (item) item.enabled = true;
  }

  function buildImageQueue(enabled) {
    const queue = enabled.slice();
    for (let i = queue.length - 1; i > 0; i -= 1) {
      const j = Math.floor(Math.random() * (i + 1));
      [queue[i], queue[j]] = [queue[j], queue[i]];
    }
    return queue;
  }

  function getImageQueueKey(enabled) {
    return enabled.map((item) => `${item.url}|${item.position || "random"}|${item.enabled ? 1 : 0}`).join(";");
  }

  function pickImageAsset() {
    const enabled = getEnabledImages();
    if (enabled.length === 0) return null;
    const nextKey = getImageQueueKey(enabled);
    if (imageQueue.length === 0 || imageQueueKey !== nextKey) {
      imageQueue = buildImageQueue(enabled);
      imageQueueKey = nextKey;
    }
    const asset = imageQueue.shift();
    if (imageQueue.length === 0) {
      imageQueue = buildImageQueue(enabled);
    }
    return asset || null;
  }

  function randomDelay(min, max) {
    return Math.floor(min + Math.random() * (max - min));
  }

  function normalizeAsset(item) {
    if (typeof item === "string") return { url: item, position: "random" };
    return { url: item.url, position: item.position || "random" };
  }

  function isGifUrl(url) {
    return /\.gif(\?|#|$)/i.test(url);
  }

  function parseContentType(headers) {
    const match = headers.match(/content-type:\s*([^\r\n]+)/i);
    return match ? match[1].split(";")[0].trim() : "";
  }

  function gmRequestArrayBuffer(url, timeoutMs) {
    return new Promise((resolve, reject) => {
      GM_xmlhttpRequest({
        method: "GET",
        url,
        responseType: "arraybuffer",
        timeout: timeoutMs || 0,
        onload: (resp) => resolve(resp),
        onerror: (err) => reject(err),
        ontimeout: () => reject(new Error("timeout"))
      });
    });
  }

  async function getGifDurationMsFromBuffer(buf) {
    try {
      const bytes = new Uint8Array(buf);
      if (bytes.length < 10) return null;
      const header = String.fromCharCode(...bytes.slice(0, 6));
      if (header !== "GIF87a" && header !== "GIF89a") return null;

      let i = 6;
      const packed = bytes[i + 4];
      const gctFlag = (packed & 0x80) >> 7;
      const gctSize = 3 * (2 ** ((packed & 0x07) + 1));
      i += 7;
      if (gctFlag) i += gctSize;

      let total = 0;
      while (i < bytes.length) {
        const blockId = bytes[i++];
        if (blockId === 0x21) {
          const label = bytes[i++];
          if (label === 0xF9) {
            const blockSize = bytes[i++];
            if (blockSize === 0x04) {
              let delay = bytes[i + 1] | (bytes[i + 2] << 8);
              if (delay === 0) delay = 10;
              total += delay * 10;
            }
            i += blockSize;
            i++; // block terminator
          } else {
            while (i < bytes.length) {
              const size = bytes[i++];
              if (size === 0) break;
              i += size;
            }
          }
        } else if (blockId === 0x2C) {
          i += 9;
          const lctPacked = bytes[i++];
          const lctFlag = (lctPacked & 0x80) >> 7;
          const lctSize = 3 * (2 ** ((lctPacked & 0x07) + 1));
          if (lctFlag) i += lctSize;
          i++; // LZW min code size
          while (i < bytes.length) {
            const size = bytes[i++];
            if (size === 0) break;
            i += size;
          }
        } else if (blockId === 0x3B) {
          break;
        } else {
          break;
        }
      }

      return total || null;
    } catch (err) {
      return null;
    }
  }

  function pickPosition(position, w, h, vw, vh) {
    const maxLeft = Math.max(0, vw - w);
    const maxTop = Math.max(0, vh - h);
    const avoidW = Math.floor(vw * CONFIG.randomAvoidCenterRatio);
    const avoidH = Math.floor(vh * CONFIG.randomAvoidCenterRatio);
    const avoidLeft = Math.floor((vw - avoidW) / 2);
    const avoidTop = Math.floor((vh - avoidH) / 2);
    const avoidRect = {
      left: avoidLeft,
      top: avoidTop,
      right: avoidLeft + avoidW,
      bottom: avoidTop + avoidH
    };

    const overlapsAvoid = (left, top) => {
      const right = left + w;
      const bottom = top + h;
      return !(right <= avoidRect.left || left >= avoidRect.right || bottom <= avoidRect.top || top >= avoidRect.bottom);
    };

    switch (position) {
      case "top-left":
        return { left: 0, top: 0 };
      case "top-center":
        return { left: Math.floor(maxLeft / 2), top: 0 };
      case "top-right":
        return { left: maxLeft, top: 0 };
      case "center":
        return { left: Math.floor(maxLeft / 2), top: Math.floor(maxTop / 2) };
      case "bottom-left":
        return { left: 0, top: maxTop };
      case "bottom-center":
        return { left: Math.floor(maxLeft / 2), top: maxTop };
      case "bottom-right":
        return { left: maxLeft, top: maxTop };
      default:
        for (let i = 0; i < 30; i += 1) {
          const left = Math.floor(Math.random() * (maxLeft + 1));
          const top = Math.floor(Math.random() * (maxTop + 1));
          if (!overlapsAvoid(left, top)) return { left, top };
        }
        const left = Math.floor(Math.random() * (maxLeft + 1));
        const top = Math.floor(Math.random() * (maxTop + 1));
        if (!overlapsAvoid(left, top)) return { left, top };
        const pushLeft = left < avoidRect.left ? Math.max(0, avoidRect.left - w) : Math.min(maxLeft, avoidRect.right);
        const pushTop = top < avoidRect.top ? Math.max(0, avoidRect.top - h) : Math.min(maxTop, avoidRect.bottom);
        if (!overlapsAvoid(pushLeft, top)) return { left: pushLeft, top };
        if (!overlapsAvoid(left, pushTop)) return { left, top: pushTop };
        return { left: pushLeft, top: pushTop };
    }
  }

  async function showRandomImage() {
    if (!effectsEnabled || !imagesEnabled || getEnabledImages().length === 0) return;

    const container = getPlayerContainer();
    if (!container) return;

    const asset = pickImageAsset();
    if (!asset || !asset.url) return;
    const img = new Image();
    img.decoding = "async";

    let objectUrl = "";
    let gifDurationMs = null;
    let isGifAsset = false;
    try {
      const resp = await gmRequestArrayBuffer(asset.url, CONFIG.imageLoadTimeoutMs);
      const contentType = parseContentType(resp.responseHeaders || "");
      isGifAsset = isGifUrl(asset.url) || contentType === "image/gif";
      if (isGifAsset) {
        gifDurationMs = await getGifDurationMsFromBuffer(resp.response);
      }
      const blob = new Blob([resp.response], {
        type: contentType || "application/octet-stream"
      });
      objectUrl = URL.createObjectURL(blob);
      img.src = objectUrl;
    } catch (err) {
      log("image fetch failed", asset.url);
      return;
    }

    const loadTimeout = setTimeout(() => {
      img.src = "";
      if (objectUrl) URL.revokeObjectURL(objectUrl);
    }, CONFIG.imageLoadTimeoutMs);

    img.onerror = () => {
      clearTimeout(loadTimeout);
      if (objectUrl) URL.revokeObjectURL(objectUrl);
    };

    img.onload = async () => {
      clearTimeout(loadTimeout);
      log("image loaded", asset.url);
      if (getComputedStyle(container).position === "static") {
        container.style.position = "relative";
      }
      const rect = container.getBoundingClientRect();
      const vw = Math.max(1, Math.floor(rect.width));
      const vh = Math.max(1, Math.floor(rect.height));

      const maxArea = vw * vh * CONFIG.maxScreenAreaRatio;
      const scaleByArea = Math.sqrt(maxArea / (img.naturalWidth * img.naturalHeight));
      const scaleByFit = Math.min(
        (vw * CONFIG.maxScreenUsageRatio) / img.naturalWidth,
        (vh * CONFIG.maxScreenUsageRatio) / img.naturalHeight
      );
      const scale = Math.min(1, scaleByArea, scaleByFit);

      const w = Math.floor(img.naturalWidth * scale);
      const h = Math.floor(img.naturalHeight * scale);

      const wrapper = document.createElement("div");
      wrapper.style.position = "absolute";
      wrapper.style.zIndex = "9000";
      wrapper.style.pointerEvents = "none";
      wrapper.style.width = `${w}px`;
      wrapper.style.height = `${h}px`;
      const pos = pickPosition(asset.position, w, h, vw, vh);
      wrapper.style.left = `${pos.left}px`;
      wrapper.style.top = `${pos.top}px`;
      if (asset.position === "random") {
        const maxTilt = Math.max(0, CONFIG.imageRandomTiltDeg || 0);
        const tilt = (Math.random() * 2 - 1) * maxTilt;
        wrapper.style.transform = `rotate(${tilt.toFixed(2)}deg)`;
      }

      img.style.width = "100%";
      img.style.height = "100%";
      img.style.objectFit = "contain";

      wrapper.appendChild(img);
      container.appendChild(wrapper);

      if (effectsEnabled && crtContainer) {
        crtContainer.classList.add("tm-crt-glitch");
        setTimeout(() => {
          if (crtContainer) crtContainer.classList.remove("tm-crt-glitch");
        }, CONFIG.glitchDurationMs);
      }

      let displayMs = Math.max(4000, CONFIG.imageDisplayMs);
      if (gifDurationMs) {
        displayMs = Math.max(displayMs, gifDurationMs);
      } else if (isGifAsset) {
        displayMs = Math.max(displayMs, CONFIG.gifFallbackDurationMs);
      }

      setTimeout(() => {
        wrapper.remove();
        if (objectUrl) URL.revokeObjectURL(objectUrl);
      }, displayMs);
    };
  }

  function scheduleImages() {
    setTimeout(() => {
      showRandomImage();
      scheduleImages();
    }, randomDelay(CONFIG.imageIntervalMin, CONFIG.imageIntervalMax));
  }

  // YouTube Iframe API (optional)
  let ytPlayer = null;
  function extractYouTubeId(url) {
    const idMatch = url.match(/[?&]v=([^&]+)/);
    return idMatch ? idMatch[1] : "";
  }

  function normalizeYouTubeList() {
    return getEnabledYouTubeUrls();
  }

  function buildYtPlayOrder(urls) {
    if (urls.length <= 1) return urls.slice();
    const first = urls[0];
    const rest = urls.slice(1);
    for (let i = rest.length - 1; i > 0; i -= 1) {
      const j = Math.floor(Math.random() * (i + 1));
      [rest[i], rest[j]] = [rest[j], rest[i]];
    }
    return [first, ...rest];
  }

  function resetYtPlayOrder() {
    const urls = normalizeYouTubeList();
    ytPlayOrder = buildYtPlayOrder(urls);
    ytPlayIndex = 0;
  }

  function playSpecificYtUrl(url) {
    if (!url) return;
    enableYtItem(url);
    if (!ytEnabled) ytEnabled = true;
    if (!effectsEnabled) effectsEnabled = true;
    ensureMediaInit();
    if (!ytPlayer) return;
    if (ytPlayOrder.length === 0) resetYtPlayOrder();
    const idx = ytPlayOrder.indexOf(url);
    if (idx >= 0) {
      ytPlayIndex = idx;
    }
    const id = extractYouTubeId(url);
    if (!id) return;
    ytIndex = ytPlayIndex;
    ytPlayer.loadVideoById(id);
    ytState = "playing";
    currentYtTitle = "";
    currentYtUrl = url;
    refreshEffectsFromToggles();
  }

  function initYouTubeAudio() {
    if (!ytEnabled) return;

    resetYtPlayOrder();
    if (ytPlayOrder.length === 0) return;
    ytIds = ytPlayOrder.map(extractYouTubeId).filter(Boolean);
    if (ytIds.length === 0) return;
    ytIndex = 0;

    ytState = "loading";
    updateBadge();
    log("yt init", ytIds);

    const createPlayer = () => {
      const holder = document.createElement("div");
      holder.id = "tm-yt-audio";
      holder.style.position = "fixed";
      holder.style.width = "1px";
      holder.style.height = "1px";
      holder.style.opacity = "0";
      holder.style.pointerEvents = "none";
      document.body.appendChild(holder);

      ytPlayer = new w.YT.Player("tm-yt-audio", {
        videoId: ytIds[ytIndex],
        playerVars: { autoplay: 1, controls: 0, playsinline: 1, modestbranding: 1 },
        events: {
          onReady: (e) => {
            e.target.setVolume(CONFIG.youtube.volume);
            e.target.playVideo();
            ytState = "ready";
            currentYtTitle = e.target.getVideoData().title || "";
            currentYtUrl = ytPlayOrder[ytPlayIndex] || "";
            updateBadge();
            log("yt ready", ytIds[ytIndex]);
          },
          onStateChange: (e) => {
            const states = w.YT.PlayerState || {};
            if (e.data === states.PLAYING) {
              ytState = "playing";
              currentYtTitle = e.target.getVideoData().title || "";
              currentYtUrl = ytPlayOrder[ytPlayIndex] || "";
            }
            else if (e.data === states.PAUSED) ytState = "paused";
            else if (e.data === states.ENDED) ytState = "ended";
            else if (e.data === states.BUFFERING) ytState = "buffering";
            else if (e.data === states.CUED) ytState = "cued";
            updateBadge();
            if (e.data === w.YT.PlayerState.ENDED) {
              ytPlayIndex += 1;
              if (ytPlayIndex >= ytIds.length) {
                resetYtPlayOrder();
                ytIds = ytPlayOrder.map(extractYouTubeId).filter(Boolean);
                ytPlayIndex = 0;
              }
              ytIndex = ytPlayIndex;
              e.target.loadVideoById(ytIds[ytIndex]);
              currentYtUrl = ytPlayOrder[ytPlayIndex] || "";
              log("yt next (shuffled)", ytIds[ytIndex]);
            }
          },
          onError: (e) => {
            ytState = "error";
            updateBadge();
            log("yt error", e.data);
          }
        }
      });
    };

    const w = typeof unsafeWindow !== "undefined" ? unsafeWindow : window;

    if (w.YT && w.YT.Player) {
      createPlayer();
      ytInited = true;
      return;
    }

    if (!w.YT) {
      const tag = document.createElement("script");
      tag.src = "https://www.youtube.com/iframe_api";
      document.head.appendChild(tag);
    }

    w.onYouTubeIframeAPIReady = () => {
      createPlayer();
      ytInited = true;
    };
  }

  function toggleCrt() {
    crtEnabled = !crtEnabled;
    refreshEffectsFromToggles();
    log("crt toggle", crtEnabled);
  }

  function toggleImages() {
    imagesEnabled = !imagesEnabled;
    refreshEffectsFromToggles();
    log("images toggle", imagesEnabled);
  }

  function scheduleScanlineBurst() {
    const delay = randomDelay(15_000, 40_000);
    setTimeout(() => {
      if (effectsEnabled && crtEnabled && crtContainer) {
        crtContainer.classList.add("tm-crt-burst");
        setTimeout(() => {
          if (crtContainer) crtContainer.classList.remove("tm-crt-burst");
        }, 1200);
      }
      scheduleScanlineBurst();
    }, delay);
  }

  function ensureMediaInit() {
    if (!ytInited) initYouTubeAudio();
  }

  function toggleAllEffects() {
    setAllEffects(!anyEffectsOn());
    log("effects toggle", effectsEnabled);
  }

  function toggleYouTubeEnabled() {
    ytEnabled = !ytEnabled;
    if (ytEnabled && getEnabledYouTubeUrls().length === 0) {
      ytEnabled = false;
      ytState = "disabled";
      refreshEffectsFromToggles();
      return;
    }
    if (!ytEnabled && ytPlayer) {
      ytPlayer.stopVideo();
      ytState = "disabled";
      currentYtTitle = "";
      currentYtUrl = "";
    }
    if (ytEnabled) {
      ensureMediaInit();
      if (ytPlayOrder.length === 0) resetYtPlayOrder();
      if (ytPlayer) {
        ytPlayer.playVideo();
        ytState = "playing";
      } else {
        initYouTubeAudio();
      }
    }
    refreshEffectsFromToggles();
    log("yt toggle", ytEnabled);
  }

  function toggleYouTubePause() {
    if (!ytEnabled) return;
    ensureMediaInit();
    if (!ytPlayer) return;
    const state = ytPlayer.getPlayerState();
    if (state === 1) {
      ytPlayer.pauseVideo();
      ytState = "paused";
    } else {
      ytPlayer.playVideo();
      ytState = "playing";
    }
    updateBadge();
    log("yt pause", ytState);
  }

  function nextYouTubeTrack() {
    if (!ytEnabled) return;
    ensureMediaInit();
    if (!ytPlayer) return;
    if (ytPlayOrder.length === 0) resetYtPlayOrder();
    if (ytPlayOrder.length === 0) return;
    ytPlayIndex += 1;
    if (ytPlayIndex >= ytPlayOrder.length) {
      resetYtPlayOrder();
    }
    ytIds = ytPlayOrder.map(extractYouTubeId).filter(Boolean);
    ytIndex = ytPlayIndex;
    ytPlayer.loadVideoById(ytIds[ytIndex]);
    ytState = "playing";
    currentYtUrl = ytPlayOrder[ytPlayIndex] || url;
    updateBadge();
    log("yt next (manual)", ytIds[ytIndex]);
  }

  function prevYouTubeTrack() {
    if (!ytEnabled) return;
    ensureMediaInit();
    if (!ytPlayer) return;
    if (ytPlayOrder.length === 0) resetYtPlayOrder();
    if (ytPlayOrder.length === 0) return;
    ytPlayIndex -= 1;
    if (ytPlayIndex < 0) ytPlayIndex = ytPlayOrder.length - 1;
    ytIds = ytPlayOrder.map(extractYouTubeId).filter(Boolean);
    ytIndex = ytPlayIndex;
    ytPlayer.loadVideoById(ytIds[ytIndex]);
    ytState = "playing";
    currentYtUrl = ytPlayOrder[ytPlayIndex] || "";
    updateBadge();
    log("yt prev (manual)", ytIds[ytIndex]);
  }

  function controlPrevTrack() {
    prevYouTubeTrack();
  }

  function controlPause() {
    toggleYouTubePause();
  }

  function controlNextTrack() {
    nextYouTubeTrack();
  }

  function toggleBadge() {
    badgeEnabled = !badgeEnabled;
    if (!badgeEnabled && badgeEl) {
      badgeEl.remove();
      badgeEl = null;
      badgeText = "";
      badgeTextEl = null;
      badgeHeaderEl = null;
      crtToggleBtn = null;
      imgToggleBtn = null;
      ytToggleBtn = null;
    }
    const container = getPlayerContainer();
    if (badgeEnabled && container) {
      ensureBadge(container);
      updateBadge();
      ensureVolumeControl(container);
    }
    updateVolumeControlVisibility();
    updateEffectButtons();
    updateMasterButton();
    scheduleMasterPulse();
    log("badge toggle", badgeEnabled);
  }

  function closeBadgeIfOpen() {
    if (badgeEnabled) {
      toggleBadge();
    }
  }

  function isStreamPage(pathname) {
    if (!pathname || pathname === "/") return false;
    const blocked = new Set([
      "directory", "videos", "settings", "subscriptions", "inventory", "drops",
      "wallet", "friends", "user", "downloads", "p", "search", "team", "turbo",
      "store", "jobs", "blog", "about", "privacy", "login", "signup",
      "creatorcamp", "products", "prime", "primegaming", "bits", "support",
      "download", "clip", "clips", "moderator", "dashboard", "analytics",
      "messages", "notifications", "community", "safety", "help"
    ]);
    const parts = pathname.split("/").filter(Boolean);
    if (parts.length !== 1) return false;
    return !blocked.has(parts[0].toLowerCase());
  }

  function monitorStreamNavigation() {
    const current = window.location.pathname;
    if (current === lastPathname) return;
    lastPathname = current;
    if (isStreamPage(current)) {
      setAllEffects(false);
    }
  }

  function resumeYouTubeIfBlocked() {
    if (ytPlayer && ytEnabled && effectsEnabled) {
      const state = ytPlayer.getPlayerState();
      if (state !== 1) ytPlayer.playVideo();
    }
  }

  function hookAudioResume() {
    if (audioResumeHooked) return;
    audioResumeHooked = true;
    const handler = () => {
      resumeYouTubeIfBlocked();
      document.removeEventListener("click", handler, true);
      document.removeEventListener("keydown", handler, true);
      document.removeEventListener("touchstart", handler, true);
    };
    document.addEventListener("click", handler, true);
    document.addEventListener("keydown", handler, true);
    document.addEventListener("touchstart", handler, true);
  }

  // ====== Hotkeys ======
  window.addEventListener("keydown", (e) => {
    if (!e.altKey) return;

    if (e.code === CONFIG.hotkeys.toggleImages) {
      toggleImages();
    }

    if (e.code === CONFIG.hotkeys.toggleCrt) {
      toggleCrt();
    }

    if (e.code === CONFIG.hotkeys.toggleAll && e.shiftKey) {
      toggleAllEffects();
    }

    if (e.code === CONFIG.hotkeys.toggleBadge && e.shiftKey) {
      toggleBadge();
    }

    if (e.code === CONFIG.hotkeys.toggleYouTube && e.shiftKey) {
      toggleYouTubeEnabled();
    }

    if (e.code === CONFIG.hotkeys.pauseYouTube && !e.shiftKey) {
      toggleYouTubePause();
    }

    if (e.code === CONFIG.hotkeys.nextYouTube && e.shiftKey) {
      nextYouTubeTrack();
    }

    if (e.code === CONFIG.hotkeys.prevYouTube && e.shiftKey) {
      prevYouTubeTrack();
    }

  });

  // ====== Init ======
  const mo = new MutationObserver(() => attachCrt());
  mo.observe(document.documentElement, { childList: true, subtree: true });

  loadStoredConfig();
  initItemState();
  attachCrt();
  scheduleImages();
  scheduleScanlineBurst();
  if (effectsEnabled) {
    initYouTubeAudio();
  }
  hookAudioResume();
  lastPathname = window.location.pathname;
  setInterval(monitorStreamNavigation, 1000);
  document.addEventListener("click", (e) => {
    if (editorOverlay) return;
    if (!badgeEnabled || !badgeEl) return;
    if (badgeEl.contains(e.target)) return;
    if (uiContainer && uiContainer.contains(e.target)) return;
    closeBadgeIfOpen();
  }, true);
  log("init");
})();