Chaturbate Enhanced Plus

Not affiliated with Chaturbate. Deep rewind player (minutes of scrubbable buffer) with its own controls, player on/off next to Send Tip, save the buffer as a file, tip-sound mute and volume, dark theme, chat translate, hover previews, room notes, multi cam, site cleanup.
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Ajuste de línea
// ==UserScript==
// @name         Chaturbate Enhanced Plus
// @namespace    chaturbate.enhanced.plus
// @version      0.9.6
// @description  Not affiliated with Chaturbate. Deep rewind player (minutes of scrubbable buffer) with its own controls, player on/off next to Send Tip, save the buffer as a file, tip-sound mute and volume, dark theme, chat translate, hover previews, room notes, multi cam, site cleanup.
// @match        https://chaturbate.com/*
// @match        https://*.chaturbate.com/*
// @exclude      https://secure.chaturbate.com/*
// @exclude      https://*.chaturbate.com/auth/*
// @exclude      https://*.chaturbate.com/security/*
// @require      https://cdn.jsdelivr.net/npm/[email protected]/dist/hls.min.js
// @grant        none
// @run-at       document-start
// @author       Chaturbate Enhanced Plus contributors
// @icon         https://chaturbate.com/favicon.ico
// @license      MIT
// ==/UserScript==

(function () {
	'use strict';

	/* ================================================================== *
	 * settings
	 * ================================================================== */

	var KEY = 'cbx-settings';
	var MULTI_KEY = 'cbx-multi-rooms';
	var HIDE_KEY = 'cbx-hidden-selectors';
	var BLOCK_KEY = 'cbx-blocked-rooms';
	var NOTES_KEY = 'cbx-room-notes';
	var POS_KEY = 'cbx-launcher-pos';
	var WATCH_KEY = 'cbx-alert-list';
	var SEEN_KEY = 'cbx-seen-online';

	var DEFAULTS = {
		// sound
		blockSoundFx: true,
		tipSliderZero: true,
		tipVolume: 0,
		bgMute: true,
		// video
		inlinePreview: true,
		hoverPreview: true,
		previewInline: true,
		previewMuted: true,
		cardWatchBtn: true,
		showDuration: false,
		pipButton: true,
		deepPlayer: true,
		playerMode: 'deep',
		rewindBar: true,
		dvrMode: true,
		dvrBuffer: 300,
		dvrQuality: 720,
		bigBuffer: false,
		parkSite: true,
		mobileHeight: 0,
		uiGen: 4,
		clipSave: false,
		keyShortcuts: true,
		dblTapSeek: true,
		autoQuality: true,
		qualityCap: 0,
		// appearance
		forceDark: true,
		hideAds: true,
		hideSocials: true,
		hidePlayerLogo: true,
		tightMargins: true,
		hideBadges: true,
		biggerCards: false,
		cleanProfile: true,
		// rooms
		bioInfo: false,
		cardTools: true,
		openNewTab: true,
		autoChatRules: false,
		// chat
		translateChat: false,
		translateTo: 'en',
		chatHideNotices: true,
		chatHideSubject: true,
		chatHideTips: false,
		chatHideGreys: false,
		// multi cam
		multiCam: false,
		multiShowSubject: true,
		multiResizable: true,
		multiHideOffline: true,
		multiAutoRemove: false,
		multiMaxHeight: 720,
		// tabs + alerts
		inactivePause: false,
		inactiveQuality: true,
		exclusiveAudio: false,
		alertsOn: false,
		alertEvery: 60,
		trackSchedule: true,
		// layout
		gridSize: 0,
		hideGenderF: false,
		hideGenderM: false,
		hideGenderC: false,
		hideGenderT: false,
		time24: false,
		// panel
		uiLang: 'auto',
		randomGenders: 'f',
		randomCount: 6,
		showLauncher: true,
		edgeSwipe: true,
		debug: false
	};

	var MINIMAL_SET = ['hideAds', 'hideSocials', 'hidePlayerLogo', 'tightMargins', 'hideBadges', 'cleanProfile', 'chatHideNotices', 'chatHideSubject'];

	var S = readSettings();

	function readSettings() {
		var out = {}, k;
		for (k in DEFAULTS) out[k] = DEFAULTS[k];
		try {
			var raw = JSON.parse(localStorage.getItem(KEY) || '{}');
			for (k in DEFAULTS) if (typeof raw[k] === typeof DEFAULTS[k]) out[k] = raw[k];
			var gen = raw.uiGen || 1;
			// 1.9.9: the built-in bar became the player; browser controls are opt-in now
			if (gen < 3) { out.bioInfo = false; }
			// 0.9.6: one switch — deep rewind player on, or the plain site player
			if (gen < 4) {
				if (typeof raw.rewindBar === 'boolean' || typeof raw.dvrMode === 'boolean') out.deepPlayer = raw.rewindBar !== false && raw.dvrMode !== false;
				out.cardWatchBtn = true;
				out.openNewTab = true;
			} else if (typeof raw.deepPlayer !== 'boolean' && typeof raw.playerMode === 'string') {
				out.deepPlayer = raw.playerMode !== 'off';
			}
			out.uiGen = 4;
		} catch (e) {}
		out.playerMode = out.deepPlayer ? 'deep' : 'off';
		out.rewindBar = out.deepPlayer;
		out.dvrMode = out.deepPlayer;
		out.tipVolume = Math.max(0, Math.min(100, Math.round(out.tipVolume) || 0));
		return out;
	}
	function save() { try { localStorage.setItem(KEY, JSON.stringify(S)); } catch (e) {} }

	function log() {
		if (!S.debug) return;
		try { console.log.apply(console, ['[cep]'].concat([].slice.call(arguments))); } catch (e) {}
	}

	var IS_MULTI = /[?&]cbx-multi=1/.test(location.search);

	/* ================================================================== *
	 * helpers
	 * ================================================================== */

	function $(s, r) { try { return (r || document).querySelector(s); } catch (e) { return null; } }
	function $$(s, r) { try { return [].slice.call((r || document).querySelectorAll(s)); } catch (e) { return []; } }

	function el(tag, attrs, html) {
		var n = document.createElement(tag);
		if (attrs) for (var k in attrs) n.setAttribute(k, attrs[k]);
		if (html != null) n.innerHTML = html;
		return n;
	}
	function esc(s) { return String(s).replace(/[&<>"]/g, function (c) { return ({ '&': '&amp;', '<': '&lt;', '>': '&gt;', '"': '&quot;' })[c]; }); }

	function onReady(fn) {
		if (document.readyState === 'loading') document.addEventListener('DOMContentLoaded', fn, { once: true });
		else fn();
	}

	var NON_ROOM = /^(tags|messages|accounts|affiliates|apps|search|my|api|b|static|photo_videos|supporter|tipping|external_link|privacy|terms|roomlist|feedback|contest|security|auth|signup|login|logout|terms-of-service|dmca|support|help|about)$/;

	function isRoomPath(seg) {
		if (!seg || NON_ROOM.test(seg)) return false;
		// every listing page ends in -cams: female-cams, couple-cams, new-cams, followed-cams…
		if (/-cams$/.test(seg)) return false;
		return true;
	}

	function roomName() {
		var seg = location.pathname.split('/').filter(Boolean)[0] || '';
		return isRoomPath(seg) ? seg : null;
	}

	function jsonGet(key, fb) {
		try { var v = JSON.parse(localStorage.getItem(key) || 'null'); return v == null ? fb : v; }
		catch (e) { return fb; }
	}
	function jsonSet(key, v) { try { localStorage.setItem(key, JSON.stringify(v)); } catch (e) {} }


	function fmtTime(t) {
		t = Math.max(0, Math.floor(t));
		var h = Math.floor(t / 3600), m = Math.floor((t % 3600) / 60), s = t % 60;
		return (h ? h + ':' + ('0' + m).slice(-2) : m) + ':' + ('0' + s).slice(-2);
	}

	var MAIN_PLAYER_SEL = '#video-panel,#VideoPanel,#main-video,[data-testid="room-player"],[data-testid="video-panel"],.VideoPanel,.video-player-panel,#TheaterModePlayer';

	function isLivePlaying(v) {
		return v && !v.paused && v.readyState > 2 && v.currentTime > 0;
	}


	/* ================================================================== *
	 * sound
	 * ================================================================== */

	var blockedCount = 0;

	var webAudioBlocked = 0;

	function installWebAudioBlock() {
		// Chaturbate plays tip beeps through Web Audio. Short effects are
		// AudioBufferSourceNode / OscillatorNode; the cam stream arrives as a
		// MediaElementSource, so blocking only these two leaves audio alone.
		['AudioBufferSourceNode', 'OscillatorNode'].forEach(function (name) {
			var Ctor = window[name];
			if (!Ctor || !Ctor.prototype || !Ctor.prototype.start) return;
			var origStart = Ctor.prototype.start;
			Ctor.prototype.start = function () {
				if (S.blockSoundFx) {
					webAudioBlocked++;
					blockedCount++;
					log('blocked a Web Audio effect', name, 'total', webAudioBlocked);
					return;
				}
				return origStart.apply(this, arguments);
			};
		});

		// Belt and braces: if a buffer source is wired straight to the speakers
		// through a gain node, keep that path silent too.
		['AudioContext', 'webkitAudioContext'].forEach(function (name) {
			var Ctx = window[name];
			if (!Ctx || !Ctx.prototype || !Ctx.prototype.decodeAudioData) return;
			var orig = Ctx.prototype.decodeAudioData;
			Ctx.prototype.decodeAudioData = function () {
				if (S.blockSoundFx) log('a sound effect was decoded');
				return orig.apply(this, arguments);
			};
		});
	}

	function installSoundBlock() {
		installWebAudioBlock();
		var origPlay = HTMLMediaElement.prototype.play;
		HTMLMediaElement.prototype.play = function () {
			try {
				if (this instanceof HTMLVideoElement) {
					if (S.inlinePreview) tagInline(this);
				} else if (S.blockSoundFx) {
					blockedCount++;
					log('blocked sound effect', this.currentSrc || this.src);
					try { this.pause(); this.muted = true; this.volume = 0; } catch (e) {}
					return Promise.resolve();
				}
			} catch (e) {}
			return origPlay.apply(this, arguments);
		};

		var OrigAudio = window.Audio;
		if (OrigAudio) {
			function PatchedAudio(src) {
				var a = new OrigAudio(src);
				try { if (S.blockSoundFx) { a.muted = true; a.volume = 0; } } catch (e) {}
				return a;
			}
			PatchedAudio.prototype = OrigAudio.prototype;
			try { window.Audio = PatchedAudio; } catch (e) {}
		}
	}

	var SEL_SLIDER = '[data-testid="tip-volume-slider"]';
	var SEL_LABEL = '[data-testid="tip-volume-value-label"]';
	var tipStatus = 'not tried yet';
	var tipDone = false;

	function readTipVolume() {
		var l = $(SEL_LABEL);
		if (!l) return null;
		var m = (l.textContent || '').match(/(\d+)\s*%/);
		return m ? parseInt(m[1], 10) : null;
	}

	function mouseDrag(slider, x, y) {
		var handle = slider.lastElementChild || slider;
		function fire(t, type) {
			t.dispatchEvent(new MouseEvent(type, { bubbles: true, cancelable: true, view: window, clientX: x, clientY: y, button: 0, buttons: 1 }));
		}
		function firePointer(t, type) {
			if (!window.PointerEvent) return;
			t.dispatchEvent(new PointerEvent(type, { bubbles: true, cancelable: true, view: window, clientX: x, clientY: y, button: 0, buttons: 1, pointerId: 1, pointerType: 'mouse', isPrimary: true }));
		}
		firePointer(handle, 'pointerdown'); fire(handle, 'mousedown');
		firePointer(document, 'pointermove'); fire(document, 'mousemove'); fire(slider, 'mousemove');
		firePointer(document, 'pointerup'); fire(document, 'mouseup');
	}

	function touchDrag(slider, x, y) {
		var handle = slider.lastElementChild || slider, touch, list;
		try {
			if (typeof document.createTouch === 'function') {
				touch = document.createTouch(window, handle, 1, x, y, x, y);
				list = document.createTouchList(touch);
			} else {
				touch = new Touch({ identifier: 1, target: handle, clientX: x, clientY: y, pageX: x, pageY: y });
				list = [touch];
			}
		} catch (e) { return false; }
		function fire(type, target) {
			var ev;
			try {
				ev = new TouchEvent(type, {
					bubbles: true, cancelable: true, view: window,
					touches: type === 'touchend' ? [] : [touch],
					targetTouches: type === 'touchend' ? [] : [touch],
					changedTouches: [touch]
				});
			} catch (e) {
				try {
					ev = document.createEvent('TouchEvent');
					ev.initTouchEvent(type, true, true, window, 0, 0, 0, x, y, false, false, false, false, list, list, list, 1, 0);
				} catch (e2) { return false; }
			}
			target.dispatchEvent(ev);
			return true;
		}
		return fire('touchstart', handle) && fire('touchmove', document) && fire('touchend', document);
	}

	// The site's slider is its own component (not an <input>), so we can only
	// drive it with events. Each rung is tried and the label read back; the
	// first one that lands within a point of the target wins. tipRung says which.
	var tipRung = '';
	function tipLanded(pct) { var v = readTipVolume(); return v !== null && Math.abs(v - pct) <= 1; }
	function trackClick(slider, x, y) {
		function fire(t, type, ctor, extra) {
			var init = { bubbles: true, cancelable: true, view: window, clientX: x, clientY: y, screenX: x, screenY: y, button: 0, buttons: type.indexOf('up') > -1 ? 0 : 1 };
			for (var k in extra) init[k] = extra[k];
			try { t.dispatchEvent(new ctor(type, init)); } catch (e) {}
		}
		var pe = window.PointerEvent ? { pointerId: 1, pointerType: 'mouse', isPrimary: true } : null;
		if (pe) fire(slider, 'pointerdown', PointerEvent, pe);
		fire(slider, 'mousedown', MouseEvent);
		if (pe) fire(document, 'pointermove', PointerEvent, pe);
		fire(document, 'mousemove', MouseEvent); fire(slider, 'mousemove', MouseEvent);
		if (pe) fire(document, 'pointerup', PointerEvent, pe);
		fire(document, 'mouseup', MouseEvent); fire(slider, 'mouseup', MouseEvent);
		fire(slider, 'click', MouseEvent);
	}
	function setTipVolume(slider, pct) {
		var r = slider.getBoundingClientRect();
		if (!r.width) return false;
		pct = Math.max(0, Math.min(100, pct));
		// aim a whisker inside the ends so a click-to-position handler cannot clamp us out
		var x = r.left + Math.max(1, Math.min(r.width - 1, r.width * pct / 100)), y = r.top + r.height / 2;
		var rungs = [
			['track click', function () { trackClick(slider, x, y); }],
			['handle drag', function () { mouseDrag(slider, x, y); }],
			['track drag from handle', function () { var h = slider.lastElementChild || slider, hr = h.getBoundingClientRect(); mouseDrag(slider, hr.left + hr.width / 2, y); mouseDrag(slider, x, y); }],
			['touch drag', function () { touchDrag(slider, x, y); }]
		];
		for (var i = 0; i < rungs.length; i++) {
			try { rungs[i][1](); } catch (e) {}
			if (tipLanded(pct)) { tipRung = rungs[i][0]; return true; }
		}
		tipRung = 'none';
		return false;
	}
	function setTipVolumeZero(slider) { return setTipVolume(slider, 0); }

	var SETTINGS_GUESSES = [
		'[data-testid="chat-settings-btn"]', '[data-testid="chat-settings-icon"]',
		'[data-testid="settings-btn"]', '[data-testid="settings-icon"]',
		'[data-testid="chat-settings"]', '[data-testid="video-settings-btn"]'
	];

	function findSettingsToggle() {
		for (var g = 0; g < SETTINGS_GUESSES.length; g++) {
			var hit = $(SETTINGS_GUESSES[g]);
			if (hit) return hit;
		}
		var nodes = $$('[data-testid],[aria-label],[title],[id]');
		for (var i = 0; i < nodes.length; i++) {
			var n = nodes[i];
			var s = ((n.getAttribute('data-testid') || '') + ' ' + (n.getAttribute('aria-label') || '') + ' ' +
				(n.getAttribute('title') || '') + ' ' + (n.id || '')).toLowerCase();
			if (/chat.?settings|settings.?(icon|button|toggle|tab)|gear/.test(s)) {
				if (n.closest && n.closest('#cbx-panel')) continue;
				return n;
			}
		}
		return null;
	}

	function applyTipMute(attempt) {
		if (!S.tipSliderZero || tipDone) return;
		attempt = attempt || 0;
		if (attempt > 12) {
			tipStatus = 'slider not reachable — sound blocking is doing the work';
			refreshPanel(); return;
		}
		var slider = $(SEL_SLIDER);
		// present-but-hidden (settings tab closed) is the same problem as absent
		if (slider && !slider.getBoundingClientRect().width) slider = null;
		if (!slider) {
			var toggle = attempt === 0 ? findSettingsToggle() : null;
			if (toggle) {
				try { toggle.click(); } catch (e) {}
				setTimeout(function () { applyTipMute(attempt + 1); }, 450);
				return;
			}
			setTimeout(function () { applyTipMute(attempt + 1); }, 700);
			return;
		}
		var before = readTipVolume(), want = S.tipVolume;
		if (before !== null && Math.abs(before - want) <= 1) { tipDone = true; tipStatus = 'slider already at ' + before + '%'; refreshPanel(); return; }
		if (setTipVolume(slider, want)) {
			tipDone = true;
			tipStatus = 'slider set to ' + readTipVolume() + '% (was ' + before + '%) via ' + tipRung;
			if (attempt > 0) { var t = findSettingsToggle(); if (t) { try { t.click(); } catch (e) {} } }
			refreshPanel(); return;
		}
		tipStatus = 'slider found but would not move (at ' + readTipVolume() + '%, want ' + want + '%)';
		setTimeout(function () { applyTipMute(attempt + 1); }, 700);
	}

	function tipDiagnostics() {
		var slider = $(SEL_SLIDER), label = $(SEL_LABEL), toggle = findSettingsToggle();
		return [
			'status: ' + tipStatus,
			'slider in DOM: ' + (slider ? (slider.getBoundingClientRect().width ? 'yes, visible' : 'yes, hidden') : 'no'),
			'label reads: ' + (label ? label.textContent.trim() : '—'),
			'settings toggle guess: ' + (toggle ? (toggle.getAttribute('data-testid') || toggle.getAttribute('aria-label') || toggle.id || toggle.tagName) : 'none found'),
			'target: ' + (S.tipSliderZero ? S.tipVolume + '%' : 'not applied') + (tipRung ? ' · last rung: ' + tipRung : ''),
			'sound effects blocked: ' + blockedCount + ' (' + webAudioBlocked + ' via Web Audio)'
		].join('\n');
	}

	/* ================================================================== *
	 * video basics
	 * ================================================================== */

	function tagInline(v) {
		try {
			v.playsInline = true;
			v.setAttribute('playsinline', '');
			v.setAttribute('webkit-playsinline', 'true');
		} catch (e) {}
	}

	function isMainPlayer(v) {
		if (!v || !v.closest) return false;
		if (v.closest(MAIN_PLAYER_SEL) || v.closest('#cbx-watch')) return true;
		var r = v.getBoundingClientRect();
		return !!roomName() && r.width > 0.6 * window.innerWidth;
	}

	function installInlinePreview() {
		document.addEventListener('webkitbeginfullscreen', function (e) {
			if (!S.inlinePreview) return;
			var v = e.target;
			if (!(v instanceof HTMLVideoElement) || isMainPlayer(v)) return;
			try { v.webkitExitFullscreen(); } catch (err) {}
		}, true);
	}

	var priorMuted = new WeakMap();

	function applyBgMute(hidden) {
		if (!S.bgMute && hidden) return;
		$$('video').forEach(function (v) {
			if (hidden) {
				if (!priorMuted.has(v)) priorMuted.set(v, v.muted);
				v.muted = true;
			} else if (priorMuted.has(v)) {
				v.muted = priorMuted.get(v);
				priorMuted.delete(v);
			}
		});
	}

	function installBgMute() {
		document.addEventListener('visibilitychange', function () {
			applyBgMute(document.hidden);
			applyInactive(document.hidden);
		});
		document.addEventListener('play', function (e) {
			if (S.bgMute && document.hidden && e.target instanceof HTMLVideoElement) {
				if (!priorMuted.has(e.target)) priorMuted.set(e.target, e.target.muted);
				e.target.muted = true;
			}
		}, true);
	}


	/* ================================================================== *
	 * player
	 *
	 * Site structure (measured): video.vjs-tech > #chat-player >
	 * .videoPlayerDiv (absolute, overflow hidden) > #TheaterModePlayer
	 * (relative, overflow hidden) — all the same size. The site's video is
	 * an absolute layer filling that box. Ours is a second absolute layer in
	 * the same box: picture above, controls beneath. The box is found by
	 * walking up from the video while the ancestor has the same size, so
	 * no selector and no rectangle maths are needed.
	 *
	 * Engine: hls.js (loaded by the userscript manager via @require).
	 * ================================================================== */

	function ranges(tr) {
		var out = [];
		if (!tr) return out;
		for (var i = 0; i < tr.length; i++) out.push(tr.start(i).toFixed(1) + '-' + tr.end(i).toFixed(1));
		return out;
	}
	function seekWindow(v) {
		if (!v) return null;
		if (v.buffered && v.buffered.length) return { start: v.buffered.start(0), end: v.buffered.end(v.buffered.length - 1) };
		if (v.seekable && v.seekable.length) return { start: v.seekable.start(0), end: v.seekable.end(v.seekable.length - 1) };
		return null;
	}

	var P = { block: null, shell: null, bar: null, video: null, site: null, box: null, eng: null, busy: false, suspended: false, forcedSite: false, attempt: 0, armed: false, heldNote: '', heldSec: 0, ring: null };
	var userHasInteracted = false;
	['pointerdown', 'keydown', 'touchstart'].forEach(function (ev) {
		document.addEventListener(ev, function () { userHasInteracted = true; }, { capture: true, once: true });
	});
	function dvrBudget() {
		var touch = document.documentElement.classList.contains('cbx-touch');
		return (touch ? (S.bigBuffer ? 150 : 60) : (S.bigBuffer ? 400 : 120)) * 1024 * 1024;
	}

	// the site keeps a hidden theater-mode copy with the same ids: take the one that has a size
	function siteVideo() {
		var list = $$('video').filter(function (v) {
			return !v.closest('#cbx-hover') && !v.closest('#cbx-watch') && !v.closest('#cbx-block') && !v.classList.contains('cbx-inline-prev');
		});
		var vis = list.filter(function (v) { return v.getBoundingClientRect().width > 0; });
		return vis[0] || list[0] || null;
	}
	function activeVideo() {
		if (P.video && P.video.isConnected && P.video.readyState >= 1) return P.video;
		return P.site && P.site.isConnected ? P.site : siteVideo();
	}
	// the player box: outermost ancestor still the same size as the video
	function playerBox(site) {
		var r = site.getBoundingClientRect(), n = site, box = null;
		for (var i = 0; i < 6 && n.parentElement && n.parentElement !== document.body; i++) {
			var p = n.parentElement, pr = p.getBoundingClientRect();
			if (Math.abs(pr.width - r.width) > 3 || Math.abs(pr.height - r.height) > 3) break;
			box = p; n = p;
		}
		return box || site.parentElement;
	}

	/* ---- engines ---- */
	function hlsEngine(video, url) {
		var E = { kind: 'hls', h: null };
		E.attach = function (onFatal) {
			return attachStream(video, url, {
				onFatal: onFatal,
				backBufferLength: S.dvrBuffer, liveDurationInfinity: true, capLevelToPlayerSize: false, lowLatencyMode: false,
				maxBufferLength: 30, maxMaxBufferLength: 60, liveSyncDurationCount: 2, maxLiveSyncPlaybackRate: 1,
				liveMaxLatencyDurationCount: Infinity, maxBufferHole: 1.5, nudgeMaxRetry: 10, startLevel: P.attempt > 0 ? 0 : -1
			}).then(function () {
				E.h = video._cbxHls;
				if (!E.h) throw new Error('hls.js did not attach');
				if (S.clipSave) E.ring();
			});
		};
		E.tracks = function () {
			var h = E.h; if (!h || !h.levels) return [];
			return h.levels.map(function (l, i) { return { id: i, height: l.height || 0, fps: levelFps(l), bw: l.bitrate || 0, label: levelLabel(l) }; })
				.sort(function (a, b) { return (b.height - a.height) || (b.fps - a.fps) || (b.bw - a.bw); });
		};
		E.active = function () { var h = E.h; if (!h) return null; var i = h.loadLevel >= 0 ? h.loadLevel : h.currentLevel; return E.tracks().filter(function (t) { return t.id === i; })[0] || null; };
		E.isAuto = function () { return !!E.h && E.h.autoLevelEnabled; };
		E.pin = function (t) { var h = E.h; if (!h || !t) return; h.autoLevelCapping = -1; h.loadLevel = t.id; h.nextLevel = t.id; };
		E.auto = function () { var h = E.h; if (h) { h.loadLevel = -1; h.nextLevel = -1; } };
		E.retry = function () { try { E.h.startLoad(); } catch (e) {} };
		E.goLive = function () { var h = E.h, w = seekWindow(video); if (h && h.liveSyncPosition != null) video.currentTime = h.liveSyncPosition; else if (w) video.currentTime = w.end - 0.5; };
		E.setBehind = function (sec) { if (E.h) E.h.config.backBufferLength = sec; };
		E.destroy = function () { try { if (E.h) E.h.destroy(); } catch (e) {} E.h = null; };
		E.ring = function () {
			var h = E.h, ring = P.ring = { init: null, frags: [], bytes: 0, ext: 'mp4', level: -1 };
			h.on(Hls.Events.FRAG_LOADED, function (_, d) {
				var f = d && d.frag, buf = d && d.payload;
				if (!f || !buf || f.type !== 'main' || !P.ring) return;
				if (f.sn === 'initSegment') { ring.init = buf; ring.level = f.level; return; }
				if (/\.ts(\?|$)/i.test(f.relurl || '')) ring.ext = 'ts';
				if (f.level !== ring.level) { ring.frags = []; ring.bytes = 0; ring.init = null; ring.level = f.level; }
				ring.frags.push(buf); ring.bytes += buf.byteLength;
				while (ring.frags.length && ring.bytes > dvrBudget() / 2) ring.bytes -= ring.frags.shift().byteLength;
			});
		};
		return E;
	}

	function bestTrackUnder(cap) {
		var list = P.eng ? P.eng.tracks() : [];
		var ok = list.filter(function (t) { return t.height <= (cap || Infinity); });
		return ok[0] || list[list.length - 1] || null;
	}
	function pinTrack(t) {
		if (!P.eng || !t) return;
		P.eng.pin(t);
		fitBufferToMemory(t);
		log('pinned to', t.label, '(no flush)');
	}
	function fitBufferToMemory(t) {
		try {
			var budget = dvrBudget();
			var bps = t && t.bw; if (!bps) return;
			var use = Math.max(60, Math.min(S.dvrBuffer, Math.floor(budget / (bps / 8))));
			P.eng.setBehind(use); P.heldSec = use;
			if (use < S.dvrBuffer) {
				// which rendition would actually fit the window that was asked for?
				var fits = (P.eng.tracks() || []).filter(function (o) { return o.bw && budget / (o.bw / 8) >= S.dvrBuffer; })[0];
				P.heldNote = 'holds ~' + fmtTime(use) + ' at ' + (t.label || t.height + 'p') + ' (asked for ' + fmtTime(S.dvrBuffer) + ')' +
					(fits ? ' — ' + (fits.label || fits.height + 'p') + ' would hold the full ' + fmtTime(S.dvrBuffer) : ' — no rendition fits that window in memory');
			} else P.heldNote = 'holds up to ' + fmtTime(use) + ' at ' + (t.label || t.height + 'p');
			log('back buffer', use + 's at', Math.round(bps / 1000) + 'kbps');
		} catch (e) {}
	}

	/* ---- transport ---- */
	function seekTo(v, target, quiet) {
		var before = v.currentTime;
		if (Math.abs(target - before) < 0.3) { if (!quiet) toast(target <= before ? 'Already at the start of the buffer' : 'Already live'); return false; }
		try { v.currentTime = target; } catch (e) { toast('This player refused the seek'); return false; }
		setTimeout(function () {
			var landed = Math.abs(v.currentTime - target) < 2;
			log('seek', before.toFixed(1), '->', target.toFixed(1), '->', v.currentTime.toFixed(1), landed ? 'ok' : 'REFUSED');
			if (!landed && v !== P.video) toast('The site player pulled back to live — deep rewind is off on this room');
		}, 400);
		return true;
	}
	function seekBack(sec) {
		var v = activeVideo(), w = seekWindow(v);
		if (!v || !w) { toast('Nothing held to rewind into'); return; }
		var want = v.currentTime - sec, target = Math.max(w.start + 0.3, want);
		if (!seekTo(v, target)) return;
		if (want < w.start) toast('Start of the buffer (' + fmtTime(w.end - w.start) + ' held)');
		updateBar();
	}
	function seekForward(sec) {
		var v = activeVideo(), w = seekWindow(v);
		if (!v || !w) return;
		var target = Math.min(w.end - 0.5, v.currentTime + sec);
		if (target >= w.end - 1.5) { goLive(); return; }
		seekTo(v, target); updateBar();
	}
	function seekToStart() { var v = activeVideo(), w = seekWindow(v); if (v && w) { seekTo(v, w.start + 0.5); updateBar(); } }
	function goLive() {
		var v = activeVideo(), w = seekWindow(v);
		if (!v || !w) return;
		v.playbackRate = 1;
		if (v === P.video && P.eng) P.eng.goLive(); else seekTo(v, w.end - 0.5);
		var p = v.play(); if (p && p.catch) p.catch(function () {});
		updateBar();
	}
	function togglePause() { var v = activeVideo(); if (!v) return; if (v.paused) { var p = v.play(); if (p && p.catch) p.catch(function () {}); } else v.pause(); updateBar(); }
	function toggleMute() { var v = activeVideo(); if (!v) return; userHasInteracted = true; v.muted = !v.muted; if (!v.muted && v.volume === 0) v.volume = 0.5; updateBar(); }
	function toggleCatchUp() { var v = activeVideo(); if (!v) return; v.playbackRate = v.playbackRate > 1 ? 1 : 2; toast(v.playbackRate > 1 ? 'Catching up at 2×' : 'Normal speed'); }
	function snapshotFrame() {
		var v = activeVideo();
		if (!v || !v.videoWidth) { toast('No picture to capture'); return; }
		try {
			var c = document.createElement('canvas'); c.width = v.videoWidth; c.height = v.videoHeight;
			c.getContext('2d').drawImage(v, 0, 0);
			var a = el('a', { download: (roomName() || 'cam') + '-' + new Date().toISOString().replace(/[:.]/g, '-') + '.png' });
			a.href = c.toDataURL('image/png'); document.body.appendChild(a); a.click(); a.remove();
			toast('Frame saved');
		} catch (e) { toast('Could not capture this frame'); }
	}
	function togglePiP() {
		var v = activeVideo();
		if (!v) { toast('No video on this page'); return; }
		try { if (document.pictureInPictureElement) document.exitPictureInPicture(); else if (v.requestPictureInPicture) v.requestPictureInPicture(); else toast('No picture in picture here'); }
		catch (e) { toast('Picture in picture was refused'); }
	}
	function goFullscreen() {
		var target = P.block || (activeVideo() && activeVideo().closest(MAIN_PLAYER_SEL)) || activeVideo();
		if (!target) return;
		try { if (document.fullscreenElement) document.exitFullscreen(); else if (target.requestFullscreen) target.requestFullscreen(); else if (P.video && P.video.webkitEnterFullscreen) P.video.webkitEnterFullscreen(); } catch (e) {}
	}
	function saveClip() {
		var ring = P.ring;
		if (!ring) { toast('Turn on "Keep buffer for saving" in the Video tab, then reload the room', 5000); return; }
		if (!ring.frags.length) { toast('Nothing held yet'); return; }
		var parts = [];
		if (ring.ext === 'mp4') { if (!ring.init) { toast('No init segment captured yet; wait a moment'); return; } parts.push(ring.init); }
		parts = parts.concat(ring.frags);
		var blob = new Blob(parts, { type: ring.ext === 'mp4' ? 'video/mp4' : 'video/mp2t' });
		var a = el('a', { download: (roomName() || 'cam') + '-' + new Date().toISOString().replace(/[:.]/g, '-') + '.' + ring.ext });
		a.href = URL.createObjectURL(blob); document.body.appendChild(a); a.click(); a.remove();
		setTimeout(function () { URL.revokeObjectURL(a.href); }, 30000);
		toast('Saved ' + Math.round(blob.size / 1048576) + ' MB');
	}

	/* ---- block + bar ---- */
	var I = {
		back: '<svg viewBox="0 0 24 24"><path d="M12 5V2L7 6l5 4V7a5.5 5.5 0 1 1-5.5 5.5" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round"/></svg>',
		fwd: '<svg viewBox="0 0 24 24"><path d="M12 5V2l5 4-5 4V7a5.5 5.5 0 1 0 5.5 5.5" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round"/></svg>',
		play: '<svg viewBox="0 0 24 24"><path d="M8 5v14l11-7z" fill="currentColor"/></svg>',
		pause: '<svg viewBox="0 0 24 24"><path d="M7 5h4v14H7zM13 5h4v14h-4z" fill="currentColor"/></svg>',
		vol: '<svg viewBox="0 0 24 24"><path d="M4 9v6h4l5 4V5L8 9z" fill="currentColor"/><path d="M16 8.5a5 5 0 0 1 0 7" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round"/></svg>',
		muted: '<svg viewBox="0 0 24 24"><path d="M4 9v6h4l5 4V5L8 9z" fill="currentColor"/><path d="M16 9l5 6M21 9l-5 6" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round"/></svg>',
		cam: '<svg viewBox="0 0 24 24"><path d="M4 8h3l2-2h6l2 2h3v11H4z" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linejoin="round"/><circle cx="12" cy="13" r="3.2" fill="none" stroke="currentColor" stroke-width="1.8"/></svg>',
		save: '<svg viewBox="0 0 24 24"><path d="M12 4v11m0 0l-4-4m4 4l4-4M5 19h14" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round"/></svg>',
		pip: '<svg viewBox="0 0 24 24"><rect x="3" y="5" width="18" height="14" rx="2" fill="none" stroke="currentColor" stroke-width="1.8"/><rect x="11" y="11" width="8" height="6" rx="1" fill="currentColor"/></svg>',
		fs: '<svg viewBox="0 0 24 24"><path d="M4 9V4h5M20 9V4h-5M4 15v5h5M20 15v5h-5" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round"/></svg>'
	};
	function barHTML() {
		return '<div class="cbx-row cbx-row-scrub"><span id="cbx-scrub-at" class="cbx-time">live</span>' +
			'<div id="cbx-scrub" role="slider" title="Full = live. Drag left to rewind."><div class="cbx-held"></div><div class="cbx-thumb"></div></div></div>' +
			'<div class="cbx-row cbx-row-btns">' +
			'<button data-act="pause" aria-label="Play or pause">' + I.play + '</button>' +
			'<button data-act="mute" aria-label="Mute or unmute">' + I.vol + '</button>' +
			'<input type="range" id="cbx-vol" min="0" max="100" value="100" aria-label="Volume">' +
			'<button data-act="back" title="Back 10s (←)">' + I.back + '<b>10</b></button>' +
			'<button data-act="fwd" title="Forward 10s (→)">' + I.fwd + '<b>10</b></button>' +
			'<button data-act="live" class="cbx-live"><i></i>Live</button>' +
			'<span class="cbx-qwrap"><select id="cbx-qsel" class="cbx-q" aria-label="Video quality"><option value="">…</option></select></span>' +
			'<button data-act="snap" title="Save a frame (S)">' + I.cam + '</button>' +
			(S.clipSave ? '<button data-act="clip" title="Save the buffer (D)">' + I.save + '</button>' : '') +
			'<span id="cbx-behind"></span>' +
			'<button data-act="pip" title="Picture in picture">' + I.pip + '</button>' +
			'<button data-act="fs" title="Fullscreen">' + I.fs + '</button></div>';
	}

	function ensureBlock() {
		if (P.block && P.block.isConnected) return P.block;
		if (!roomName() || !S.rewindBar || P.forcedSite) return null;
		var site = siteVideo();
		if (!site || site.getBoundingClientRect().width < 60) return null;
		P.site = site; P.box = playerBox(site);
		var block = el('div', { id: 'cbx-block' }), shell = el('div', { id: 'cbx-shell' }), bar = el('div', { id: 'cbx-bar' }, barHTML());
		block.appendChild(shell); block.appendChild(bar);
		var touch = document.documentElement.classList.contains('cbx-touch');
		if (touch) { var grip = el('div', { id: 'cbx-hgrip', title: 'Drag to change the video height (double-tap to reset)' }, '<i></i>'); block.appendChild(grip); wireGrip(grip); }
		if (getComputedStyle(P.box).position === 'static') P.box.style.position = 'relative';
		P.box.appendChild(block);
		P.block = block; P.shell = shell; P.bar = bar;
		if (touch) { document.documentElement.classList.add('cep-touch-block'); fitTouchHeight(); window.addEventListener('resize', fitTouchHeight); wirePan(shell); }
		document.documentElement.classList.add('cep-block');
		wireBar(bar, shell);
		var r = block.getBoundingClientRect();
		log('block mounted in', (P.box.id ? '#' + P.box.id : P.box.className), Math.round(r.width) + 'x' + Math.round(r.height));
		return block;
	}
	// phones: the site's box is short; grow it so the picture keeps its height
	// and the controls sit underneath instead of eating into it
	var TOUCH_MIN_PIC = 56; // thin strip
	function touchDefaultPic() { return Math.round(P.box.clientWidth * 9 / 16); }
	function touchMaxPic() { return Math.max(TOUCH_MIN_PIC, window.innerHeight - 80); }
	function fitTouchHeight() {
		var box = P.box, bar = P.bar; if (!box || !bar || !bar.isConnected) return;
		var grip = $('#cbx-hgrip', P.block);
		var def = touchDefaultPic();
		var pic = S.mobileHeight || def;
		pic = Math.max(TOUCH_MIN_PIC, Math.min(touchMaxPic(), pic));
		var h = pic + bar.offsetHeight + (grip ? grip.offsetHeight : 0);
		if (Math.abs(box.clientHeight - h) > 1) {
			box.style.height = h + 'px';
			growTouchAncestors(box);
			// the site places the panels below the player from its own measurements
			try { window.dispatchEvent(new Event('resize')); } catch (e) {}
		}
		// shorter than or at default: whole frame stays visible (letterbox).
		// taller than default: fill the box and crop (zoom), pan with left/right drags.
		var zoomed = pic > def + 1;
		P.block.classList.toggle('cbx-zoomed', zoomed);
		if (!zoomed && P.video && P.video.style.objectPosition) { P.panX = null; P.video.style.objectPosition = ''; }
	}
	// the site's outer wrappers keep their own height on phones, so our taller
	// box just overflowed on top of the chat. Grow any ancestor that no longer
	// encloses the box so the content below (chat, tabs) is pushed down instead.
	function growTouchAncestors(box) {
		P.grown = P.grown || [];
		P.grown.forEach(function (n) { n.style.minHeight = ''; });
		var bottom = box.getBoundingClientRect().bottom, n = box;
		for (var i = 0; i < 8 && n.parentElement && n.parentElement !== document.body; i++) {
			n = n.parentElement;
			var pr = n.getBoundingClientRect();
			if (pr.bottom < bottom - 1) {
				if (P.grown.indexOf(n) < 0) {
					n._cbxStyle = { height: n.style.height, maxHeight: n.style.maxHeight, minHeight: n.style.minHeight };
					P.grown.push(n);
				}
				var cs = getComputedStyle(n);
				if (cs.maxHeight !== 'none') n.style.maxHeight = 'none';
				if (cs.overflowY === 'hidden' || cs.overflow === 'hidden') n.style.overflow = 'visible';
				n.style.height = 'auto';
				n.style.minHeight = Math.ceil(bottom - pr.top) + 'px';
			}
		}
	}
	function restoreTouchAncestors() {
		(P.grown || []).forEach(function (n) {
			var s = n._cbxStyle || {};
			n.style.height = s.height || ''; n.style.maxHeight = s.maxHeight || ''; n.style.minHeight = s.minHeight || ''; n.style.overflow = '';
			delete n._cbxStyle;
		});
		P.grown = [];
	}
	// zoomed picture: drag left/right to pan (vertical drags still scroll the page)
	function wirePan(shell) {
		var x0 = 0, p0 = 50, active = false;
		shell.addEventListener('pointerdown', function (e) { if (!P.block.classList.contains('cbx-zoomed')) return; x0 = e.clientX; p0 = P.panX == null ? 50 : P.panX; active = true; });
		shell.addEventListener('pointermove', function (e) {
			if (!active || !P.video) return;
			var dx = e.clientX - x0; if (Math.abs(dx) < 6) return;
			P.panX = Math.max(0, Math.min(100, p0 - dx / Math.max(1, shell.clientWidth) * 100));
			P.video.style.objectPosition = P.panX + '% 50%';
		});
		['pointerup', 'pointercancel', 'pointerleave'].forEach(function (ev) { shell.addEventListener(ev, function () { active = false; }); });
	}
	function removeBlock() {
		if (P.block) {
			// our panel may have been re-homed into the block for fullscreen; get it out first
			[scrimEl, panelEl, launcherEl, dockEl, $('#cbx-toast')].forEach(function (n) { if (n && P.block.contains(n)) document.body.appendChild(n); });
			try { P.block.remove(); } catch (e) {}
		}
		if (P.box) P.box.style.height = '';
		restoreTouchAncestors();
		window.removeEventListener('resize', fitTouchHeight);
		document.documentElement.classList.remove('cep-touch-block');
		P.block = P.shell = P.bar = null;
		document.documentElement.classList.remove('cep-block');
	}
	function wireGrip(grip) {
		var startY = 0, startH = 0;
		grip.addEventListener('pointerdown', function (e) { startY = e.clientY; startH = P.shell.getBoundingClientRect().height; try { grip.setPointerCapture(e.pointerId); } catch (err) {} grip.classList.add('cbx-dragging'); e.preventDefault(); });
		grip.addEventListener('pointermove', function (e) {
			if (!grip.classList.contains('cbx-dragging')) return;
			var pic = Math.round(Math.max(TOUCH_MIN_PIC, Math.min(touchMaxPic(), startH + (e.clientY - startY))));
			// snap to the default (full 16:9 frame) so it's easy to land back on it
			if (Math.abs(pic - touchDefaultPic()) < 10) pic = 0;
			S.mobileHeight = pic;
			fitTouchHeight();
		});
		['pointerup', 'pointercancel'].forEach(function (ev) { grip.addEventListener(ev, function () { if (!grip.classList.contains('cbx-dragging')) return; grip.classList.remove('cbx-dragging'); save(); }); });
		grip.addEventListener('dblclick', function () { S.mobileHeight = 0; P.panX = null; if (P.video) P.video.style.objectPosition = ''; save(); fitTouchHeight(); });
	}
	function wireBar(bar, shell) {
		['pointerdown', 'mousedown', 'touchstart'].forEach(function (ev) { bar.addEventListener(ev, function (e) { e.stopPropagation(); }, true); });
		bar.addEventListener('click', function (e) {
			var b = e.target.closest('button'); if (!b) return;
			e.preventDefault(); e.stopPropagation();
			({ pause: togglePause, mute: toggleMute, back: function () { seekBack(10); }, fwd: function () { seekForward(10); },
				live: goLive, snap: snapshotFrame, clip: saveClip, pip: togglePiP, fs: goFullscreen })[b.getAttribute('data-act')]();
		}, true);
		var scrub = $('#cbx-scrub', bar);
		var seekAt = function (clientX) {
			var v = activeVideo(), w = seekWindow(v); if (!v || !w) return;
			var r = scrub.getBoundingClientRect(), frac = Math.min(1, Math.max(0, (clientX - r.left) / Math.max(1, r.width)));
			var win = scrubWindow(v, w), t = w.end - win * (1 - frac);
			if (t < w.start) t = w.start + 0.3;
			seekTo(v, Math.min(t, w.end - 0.5), true);
			scrub._pos = 1 - (w.end - t) / win;
			updateBar(true);
		};
		scrub.addEventListener('pointerdown', function (e) { e.preventDefault(); e.stopPropagation(); scrub._held = true; try { scrub.setPointerCapture(e.pointerId); } catch (err) {} seekAt(e.clientX); });
		scrub.addEventListener('pointermove', function (e) { if (scrub._held) seekAt(e.clientX); });
		['pointerup', 'pointercancel'].forEach(function (ev) { scrub.addEventListener(ev, function () { scrub._held = false; }); });
		var vol = $('#cbx-vol', bar);
		vol.addEventListener('input', function () { var v = activeVideo(); if (!v) return; userHasInteracted = true; v.volume = vol.value / 100; v.muted = vol.value === '0'; });
		var qsel = $('#cbx-qsel', bar);
		qsel.addEventListener('change', function () { qsel._open = false; pickQuality(qsel.value); });
		qsel.addEventListener('pointerdown', function () { qsel._open = true; fillQualitySelect(qsel, true); }, true);
		qsel.addEventListener('focus', function () { qsel._open = true; });
		qsel.addEventListener('blur', function () { qsel._open = false; });
		fillQualitySelect(qsel, false);
		var lastTap = 0, lastX = 0, single = null;
		shell.addEventListener('click', function (e) {
			var now = Date.now(), r = shell.getBoundingClientRect(), x = (e.clientX - r.left) / Math.max(1, r.width);
			if (S.dblTapSeek && now - lastTap < 320 && Math.abs(e.clientX - lastX) < 60) {
				clearTimeout(single); single = null; lastTap = 0;
				if (x < 0.34) seekBack(10); else if (x > 0.66) seekForward(10); else goFullscreen();
				return;
			}
			lastTap = now; lastX = e.clientX; clearTimeout(single);
			single = setTimeout(function () { single = null; togglePause(); }, S.dblTapSeek ? 330 : 0);
		});
	}
	function scrubWindow(v, w) { return Math.max(w.end - w.start, v === P.video ? (P.heldSec || S.dvrBuffer) : 0, 1); }

	function updateBar(fromScrub) {
		var bar = P.bar; if (!bar || !bar.isConnected) return;
		var v = activeVideo(), w = seekWindow(v);
		var out = $('#cbx-behind', bar), scrub = $('#cbx-scrub', bar), at = $('#cbx-scrub-at', bar);
		var ours = v === P.video;
		bar.classList.toggle('cbx-ours', ours);
		if (!v || !w) { out.textContent = v ? 'starting…' : ''; return; }
		var span = Math.max(0.1, w.end - w.start), behind = Math.max(0, w.end - v.currentTime), win = scrubWindow(v, w);
		var pos = (scrub._held || fromScrub) && scrub._pos != null ? scrub._pos : 1 - (w.end - v.currentTime) / win;
		pos = Math.min(1, Math.max(0, pos));
		$('.cbx-held', scrub).style.width = Math.min(100, (span / win) * 100).toFixed(1) + '%';
		$('.cbx-thumb', scrub).style.left = (pos * 100).toFixed(2) + '%';
		at.textContent = behind < 2 ? 'live' : '−' + fmtTime(behind);
		var t = ours && P.eng ? P.eng.active() : null, mb = t && t.bw ? ' · ' + Math.round(span * t.bw / 8 / 1048576) + ' MB' : '';
		var atMax = ours && span >= (P.heldSec || S.dvrBuffer) - 8, warming = ours && !P.armed;
		bar.classList.toggle('cbx-warming', warming);
		out.textContent = warming ? 'Rewind ready in ' + Math.max(0, Math.ceil(10 - span)) + 's…'
			: (v.playbackRate > 1 ? '2× · ' : '') + (behind < 2 ? fmtTime(span) + (atMax ? ' (max)' : ' / ' + fmtTime(win)) + ' held' + mb : '−' + fmtTime(behind) + ' of ' + fmtTime(span) + (atMax ? ' (max)' : ''));
		out.title = atMax && P.heldNote ? P.heldNote : '';
		bar.classList.toggle('cbx-behind-live', behind >= 2);
		if (v.playbackRate > 1 && behind < 1.5) v.playbackRate = 1;
		$('button[data-act="pause"]', bar).innerHTML = v.paused ? I.play : I.pause;
		$('button[data-act="mute"]', bar).innerHTML = (v.muted || v.volume === 0) ? I.muted : I.vol;
		var vol = $('#cbx-vol', bar);
		if (document.activeElement !== vol) vol.value = v.muted ? 0 : Math.round(v.volume * 100);
		var qsel = $('#cbx-qsel', bar);
		if (!qsel._open) fillQualitySelect(qsel, false);
	}

	/* ---- deep rewind ---- */
	function installDvr() {
		var user = roomName();
		if (!S.dvrMode || P.suspended || P.forcedSite || !user || P.busy) return;
		if (P.video && P.video.isConnected) return;
		if (!ensureBlock()) return;
		var site = P.site;
		P.busy = true; P.armed = false;
		hlsFor(user).then(function (url) {
			if (!url || roomName() !== user || (P.video && P.video.isConnected)) return;
			var v = el('video', { 'class': 'cbx-dvr', playsinline: '', 'webkit-playsinline': 'true', autoplay: '', muted: '' });
			v.muted = true;
			P.shell.appendChild(v);
			P.video = v;
			site.muted = true; site.style.opacity = '0'; site.style.pointerEvents = 'none';
			document.documentElement.classList.add('cep-dvr-on');
			var E = P.eng = hlsEngine(v, url);
			var onFatal = function () { log('dvr fatal, rebuilding'); dropDvr(); setTimeout(function () { if (roomName() === user) installDvr(); }, 2500); };
			return E.attach(onFatal).then(function () {
				v.addEventListener('playing', function once() { v.removeEventListener('playing', once); try { E.goLive(); } catch (e) {} });
				var p = v.play(); if (p && p.catch) p.catch(function (e) { if (!e || e.name !== 'AbortError') log('play refused', e && e.name); });
				startupWatch(v, site, user);
			});
		}).catch(function (e) {
			log('dvr', e && (e.message || e)); toast('Deep rewind could not load: ' + (e && e.message || e), 5000);
			dropDvr();
		}).then(function () { P.busy = false; });
	}
	function startupWatch(v, site, user) {
		var tries = 0, lastT = -1, lastEnd = 0, stuck = 0;
		var check = setInterval(function () {
			if (v !== P.video || !v.isConnected) { clearInterval(check); return; }
			tries++;
			if (isLivePlaying(v)) {
				clearInterval(check); P.attempt = 0;
				log('dvr running at', v.currentTime.toFixed(1), 'after', tries * 2, 's, decoding', v.videoHeight + 'p (auto until 10s held)');
				toast('Deep rewind on — press M or the speaker to unmute');
				setTimeout(dropSiteQuality, 500);
				armDvr(v);
				setTimeout(function () {
					if (v !== P.video || !v.getVideoPlaybackQuality) return;
					if (v.getVideoPlaybackQuality().totalVideoFrames === 0 && !document.hidden) { log('no frames painted after 6s; restarting low'); dropDvr(); P.attempt = 1; setTimeout(function () { if (roomName() === user) installDvr(); }, 800); }
				}, 6000);
				return;
			}
			var end = v.buffered.length ? v.buffered.end(v.buffered.length - 1) : 0;
			var moving = v.currentTime > lastT + 0.2 || end > lastEnd + 0.2;
			lastT = v.currentTime; lastEnd = end; stuck = moving ? 0 : stuck + 1;
			log('dvr starting…', 'ready=' + v.readyState, 'buffered=[' + ranges(v.buffered).join(' ') + ']', moving ? 'progressing' : 'stalled ' + stuck);
			if (v.paused) { var rp = v.play(); if (rp && rp.catch) rp.catch(function () {}); }
			var edgeSick = (v._cbxTimeouts || 0) >= 2 && !v.buffered.length, siteDead = !isLivePlaying(site);
			if (edgeSick || stuck >= 5 || tries >= 20 || (siteDead && tries >= 5) || (v._cbxErrors || 0) >= 6) {
				clearInterval(check); dropDvr();
				if (!siteDead && P.attempt++ < 2) { log(edgeSick ? 'edge not answering, retrying with a fresh session' : 'did not start, retrying (attempt ' + P.attempt + ')'); setTimeout(function () { if (roomName() === user) installDvr(); }, 1500); return; }
				P.suspended = true; P.attempt = 0;
				setTimeout(function () { qualityBusy = false; applyQuality(); }, 1200);
				toast(siteDead ? 'The stream server is not responding for this room' : 'Deep rewind could not start on this room — site player only', 5000);
			}
		}, 2000);
	}
	function parkSite(on) {
		var site = P.site && P.site.isConnected ? P.site : null; if (!site) return;
		try {
			if (on) { if (!site.paused) { site.pause(); log('site player parked'); } }
			else if (site.paused && P.video) { var pp = site.play(); if (pp && pp.catch) pp.catch(function () {}); }
		} catch (e) {}
	}
	function armDvr(v) {
		var steady = 0, lastT = v.currentTime;
		var arm = setInterval(function () {
			if (v !== P.video || !v.isConnected) { clearInterval(arm); return; }
			var w = seekWindow(v), span = w ? w.end - w.start : 0;
			steady = (v.currentTime > lastT + 0.5 && !v.paused) ? steady + 1 : 0; lastT = v.currentTime;
			if (span >= 10 && steady >= 3) {
				clearInterval(arm); P.armed = true;
				pinTrack(bestTrackUnder(S.dvrQuality || S.qualityCap));
				updateBar();
				log('dvr armed: ' + fmtTime(span) + ' held, quality pinned, rewind on');
				if (S.parkSite) setTimeout(function () { if (v === P.video) parkSite(true); }, 1500);
				watchDvr(v);
			}
		}, 1000);
	}
	function watchDvr(v) {
		var lastEnd = 0, stuck = 0, unlocked = false, ticks = 0;
		var wd = setInterval(function () {
			if (v !== P.video || !v.isConnected) { clearInterval(wd); return; }
			if (++ticks % 15 === 1) {
				var r = v.getBoundingClientRect(), q = v.getVideoPlaybackQuality ? v.getVideoPlaybackQuality() : null, w = seekWindow(v) || { start: 0, end: 0 };
				log('on screen', Math.round(r.width) + 'x' + Math.round(r.height), 'decoded', v.videoWidth + 'x' + v.videoHeight, 'ready', v.readyState, 'frames', q ? q.totalVideoFrames + ' (dropped ' + q.droppedVideoFrames + ')' : '?', 'held', fmtTime(w.end - w.start));
			}
			if (S.parkSite && P.site && !P.site.paused && ticks % 5 === 0) parkSite(true);
			if (v.paused || document.hidden) return;
			var end = v.buffered.length ? v.buffered.end(v.buffered.length - 1) : 0;
			if (end <= lastEnd + 0.2 && end - v.currentTime < 3) stuck++; else stuck = 0;
			lastEnd = end;
			if (stuck === 3 && P.eng) { log('buffer end stalled, nudging'); P.eng.retry(); }
			if (stuck >= 6 && P.eng && !unlocked) { unlocked = true; log('pinned rendition starving, back to auto'); P.eng.auto(); toast('This rendition stalled — quality set to auto'); }
			if (stuck === 0) unlocked = false;
		}, 2000);
	}
	function dropDvr() {
		var v = P.video, E = P.eng;
		P.video = null; P.eng = null; P.armed = false; P.ring = null;
		if (E) E.destroy();
		if (v) { try { v.remove(); } catch (e) {} }
		document.documentElement.classList.remove('cep-dvr-on');
		var site = P.site && P.site.isConnected ? P.site : siteVideo();
		if (site) {
			site.style.opacity = ''; site.style.pointerEvents = '';
			if (userHasInteracted) site.muted = false; else toast('Click the video to get sound back');
			try { var sp = site.play(); if (sp && sp.catch) sp.catch(function () {}); } catch (e) {}
		}
		updateBar();
	}
	function removeDvr() { dropDvr(); removeBlock(); }
	function backToSitePlayer() { P.suspended = true; P.forcedSite = true; removeDvr(); toast('Site player restored for this page'); updatePlayerToggle(); }
	function onPlayerNavigate() { P.suspended = false; P.forcedSite = false; P.attempt = 0; removeDvr(); }

	/* ---- player mode (off / site / deep) ---- */
	function setPlayerMode(mode) {
		var on = mode === 'deep' || mode === true;
		S.deepPlayer = on; S.playerMode = on ? 'deep' : 'off'; S.rewindBar = on; S.dvrMode = on;
		save();
		if (!on) removeDvr();
		else { P.suspended = false; P.forcedSite = false; P.attempt = 0; playerTick(); }
		refreshPanel(); updatePlayerToggle();
	}

	/* ---- floating player pill (beside the gear): Deep ⇄ Site ---- */
	function playerIsDeep() { return S.deepPlayer && !P.forcedSite; }
	function updatePlayerToggle() {
		if (!dockEl) return;
		var deep = playerIsDeep();
		dockEl.innerHTML = '<i class="cbx-dot cbx-dot-' + (deep ? 'deep' : 'off') + '"></i>' + (deep ? 'Deep' : 'Site');
		dockEl.title = deep ? 'Deep rewind player is on — click for the plain site player (P)' : 'Plain site player — click for deep rewind (P)';
		dockEl.setAttribute('aria-pressed', deep ? 'true' : 'false');
	}
	function togglePlayer() {
		var on = !playerIsDeep();
		P.forcedSite = false; P.suspended = false; P.attempt = 0;
		setPlayerMode(on ? 'deep' : 'off');
		toast(on ? 'Deep rewind player on' : 'Site player');
	}

	/* ---- site quality menu helpers ---- */
	function siteMenuOpen() { return $$(QUALITY_OPT).some(function (n) { var r = n.getBoundingClientRect(); return r.width > 0 && r.height > 0; }); }
	function closeSiteMenu(btn, done) {
		var attempts = 0;
		(function step() {
			if (!siteMenuOpen() || attempts >= 3) { document.documentElement.classList.remove('cep-quiet-menu'); if (done) done(); return; }
			attempts++;
			try { document.dispatchEvent(new KeyboardEvent('keydown', { key: 'Escape', code: 'Escape', keyCode: 27, bubbles: true })); } catch (e) {}
			if (attempts === 1) clickHard(btn);
			else ['pointerdown', 'mousedown', 'pointerup', 'mouseup', 'click'].forEach(function (type) {
				var Ctor = /pointer/.test(type) && window.PointerEvent ? PointerEvent : MouseEvent;
				try { document.body.dispatchEvent(new Ctor(type, { bubbles: true, cancelable: true, view: window, clientX: 2, clientY: 2, button: 0, pointerId: 1, pointerType: 'mouse', isPrimary: true })); } catch (e) {}
			});
			setTimeout(step, 350);
		})();
	}
	function dropSiteQuality() {
		if (!P.video) return;
		var btn = $(QUALITY_BTN);
		if (!btn) { log('no quality button, site player stays on its own setting'); return; }
		document.documentElement.classList.add('cep-quiet-menu');
		clickHard(btn);
		setTimeout(function () {
			var opts = $$(QUALITY_OPT).map(parseQualityLabel).filter(Boolean);
			if (opts.length) { var lowest = opts.sort(function (a, b) { return a.height - b.height; })[0]; clickHard(lowest.node); log('site player dropped to', lowest.label); }
			setTimeout(function () { closeSiteMenu(btn); }, 250);
		}, 600);
	}

	function playerTick() {
		if (!roomName()) { if (P.block) removeDvr(); placeDock(); return; }
		if (P.block && (!P.box || !P.box.isConnected)) { log('player box replaced; rebuilding'); removeDvr(); }
		ensureBlock();
		installDvr();
		if (!document.hidden) updateBar();
		placeDock();
	}

	/* ================================================================== *
	 * auto quality
	 *
	 * Two paths. With deep rewind on, the stream runs through our own
	 * hls.js instance, so we just pick the level. Otherwise we drive the
	 * site's own quality menu and re-check periodically, because the
	 * player drops back to Auto after buffering stalls and PiP.
	 * ================================================================== */

	var QUALITY_BTN = '[data-testid="video-quality-btn"]';
	var QUALITY_OPT = '[data-testid="quality-option"]';
	var qualityTimer = null, qualityBusy = false, qualityNote = 'not applied yet';

	function parseQualityLabel(node) {
		var label = (node.textContent || '').trim().toLowerCase().replace(/\s+/g, '');
		var h = 0, fps = 0, m;
		if ((m = /^(\d{3,4})p(\d{2,3})?/.exec(label))) { h = +m[1]; fps = +(m[2] || 0); }
		else if ((m = /^(\d{3,4})x(\d{3,4})(?:@?(\d{2,3}))?/.exec(label))) { h = Math.min(+m[1], +m[2]); fps = +(m[3] || 0); }
		else if ((m = /^([248])k(\d{2,3})?/.exec(label))) { h = { 2: 1440, 4: 2160, 8: 4320 }[+m[1]]; fps = +(m[2] || 0); }
		else return null;
		return { node: node, label: label, height: h, fps: fps, score: h * 1000 + fps };
	}

	function clickHard(node) {
		var r = node.getBoundingClientRect();
		var x = r.left + r.width / 2, y = r.top + r.height / 2;
		['pointerdown', 'mousedown', 'pointerup', 'mouseup', 'click'].forEach(function (type) {
			var Ctor = /pointer/.test(type) && window.PointerEvent ? PointerEvent : MouseEvent;
			try {
				node.dispatchEvent(new Ctor(type, {
					bubbles: true, cancelable: true, view: window,
					clientX: x, clientY: y, button: 0, pointerId: 1, pointerType: 'mouse', isPrimary: true
				}));
			} catch (e) {}
		});
	}

	function bestLevelFrom(list, getHeight) {
		var cap = S.qualityCap || Infinity;
		var eligible = list.filter(function (o) { return getHeight(o) <= cap; });
		var pool = eligible.length ? eligible : list;
		return pool.sort(function (a, b) { return getHeight(b) - getHeight(a); })[0] || null;
	}

	function applyQualityViaHls() {
		if (P.video && P.eng) { qualityNote = P.armed ? 'deep rewind: pinned' : 'deep rewind: auto until armed'; return true; }
		var v = $('#cbx-watch video');
		if (!v || !v._cbxHls || !v._cbxHls.levels || !v._cbxHls.levels.length) return false;
		if (v.classList.contains('cbx-dvr')) {
			// already pinned at load time; re-picking here would flush the buffer
			qualityNote = 'locked by deep rewind';
			return true;
		}
		var h = v._cbxHls;
		var levels = h.levels.map(function (l, i) { return { i: i, height: l.height || 0 }; });
		var pick = bestLevelFrom(levels, function (l) { return l.height; });
		if (!pick) return false;
		setHlsLevel(h, pick.i);
		qualityNote = 'our player, locked to ' + (pick.height || '?') + 'p';
		return true;
	}

	function applyQualityViaMenu() {
		if (qualityBusy) return;
		var btn = $(QUALITY_BTN);
		if (!btn) { qualityNote = 'quality button not on the page'; return; }

		qualityBusy = true;
		document.documentElement.classList.add('cep-quiet-menu');
		clickHard(btn);

		setTimeout(function () {
			var opts = $$(QUALITY_OPT).map(parseQualityLabel).filter(Boolean);
			if (!opts.length) {
				qualityNote = 'no numeric qualities offered';
				closeSiteMenu(btn, function () { qualityBusy = false; });
				return;
			}
			var pick = bestLevelFrom(opts, function (o) { return o.height; });
			// Clicking the label that is already selected does nothing, and the
			// player quietly decodes a lower rendition after PiP or a stall.
			// Bouncing through Auto first makes it reload the rendition.
			var v = siteVideo();
			var isSel = function (n) { return n.style.color || n.getAttribute('aria-selected') === 'true' || n.getAttribute('aria-checked') === 'true'; };
			var decodedLow = v && v.videoHeight && v.videoHeight < pick.height * 0.9;
			var auto = $$(QUALITY_OPT).filter(function (n) { return /^auto$/i.test((n.textContent || '').trim()); })[0];
			var bounce = decodedLow && isSel(pick.node) && auto && Date.now() - lastQualityBounce > 60000;
			var finish = function () {
				setTimeout(function () {
					closeSiteMenu(btn, function () { qualityBusy = false; refreshPanel(); });
				}, 400);
			};
			try {
				if (bounce) {
					lastQualityBounce = Date.now();
					clickHard(auto);
					qualityNote = 'reset to Auto, then ' + pick.label;
					setTimeout(function () {
						try { clickHard(btn); } catch (e) {}
						setTimeout(function () {
							var again = $$(QUALITY_OPT).map(parseQualityLabel).filter(Boolean)
								.filter(function (o) { return o.label === pick.label; })[0];
							if (again) clickHard(again.node);
							finish();
						}, 600);
					}, 400);
					return;
				}
				clickHard(pick.node);
				qualityNote = 'set to ' + pick.label;
			} catch (e) { log('quality menu', e); }
			finish();
		}, 700);
	}
	var lastQualityBounce = 0;

	// switching with loadLevel keeps everything already buffered; currentLevel
	// flushes it, which is exactly what wiped the rewind window in 1.9.3
	function setHlsLevel(h, i) {
		h.autoLevelCapping = -1;
		h.loadLevel = i;
		h.nextLevel = i;
	}

	function levelLabel(l) {
		var fps = l.frameRate || (l.attrs && parseFloat(l.attrs['FRAME-RATE'])) || 0;
		var kb = l.bitrate ? Math.round(l.bitrate / 1000) : 0;
		return (l.height || '?') + 'p' + (fps && Math.round(fps) !== 30 ? Math.round(fps) : '') +
			(kb ? ' · ' + (kb >= 1000 ? (kb / 1000).toFixed(1) + ' Mb' : kb + ' kb') : '');
	}
	function levelFps(l) { return l.frameRate || (l.attrs && parseFloat(l.attrs['FRAME-RATE'])) || 0; }

	function hlsLevelOptions(h) {
		return h.levels.map(function (l, i) {
			return { value: 'h' + i, label: levelLabel(l), height: l.height || 0, fps: levelFps(l), bitrate: l.bitrate || 0, i: i };
		}).sort(function (a, b) { return (b.height - a.height) || (b.fps - a.fps) || (b.bitrate - a.bitrate); });
	}

	var siteQualityCache = { at: 0, opts: [] };

	function readSiteQualities(done) {
		var btn = $(QUALITY_BTN);
		if (!btn) { done([]); return; }
		if (Date.now() - siteQualityCache.at < 60000 && siteQualityCache.opts.length) { done(siteQualityCache.opts); return; }
		document.documentElement.classList.add('cep-quiet-menu');
		clickHard(btn);
		setTimeout(function () {
			var opts = $$(QUALITY_OPT).map(function (n) {
				var q = parseQualityLabel(n);
				return q ? { value: 's' + q.label, label: q.label, height: q.height, fps: q.fps } : null;
			}).filter(Boolean).sort(function (a, b) { return (b.height - a.height) || (b.fps - a.fps); });
			siteQualityCache = { at: Date.now(), opts: opts };
			closeSiteMenu(btn, function () { done(opts); });
		}, 500);
	}

	function fillQualitySelect(sel, force) {
		var v = activeVideo();
		if (!v) return;
		if (v === P.video && P.eng) {
			var cur = P.eng.active();
			var html = '<option value="auto">Auto</option>' + P.eng.tracks().map(function (t) { return '<option value="t' + t.id + '">' + t.label + '</option>'; }).join('');
			if (sel._cbxHtml !== html) { sel.innerHTML = html; sel._cbxHtml = html; }
			var want = P.eng.isAuto() ? 'auto' : (cur ? 't' + cur.id : 'auto');
			if (sel.value !== want) sel.value = want;
			return;
		}
		var h = v._cbxHls;
		var nowLabel = v.videoHeight ? v.videoHeight + 'p' : '…';
		// the placeholder is never blank: at worst it shows what is decoding now
		if (!sel._cbxHtml && sel.options.length === 1 && sel.options[0].value === '') sel.options[0].textContent = nowLabel;
		// site player: read its menu once, early, so the list is there before the first tap
		if (!h && !force && !siteQualityCache.opts.length && v.videoHeight && !sel._cbxReading && Date.now() - siteQualityCache.at > 15000) {
			force = true;
		}
		function render(opts, current) {
			var html = opts.map(function (o) { return '<option value="' + o.value + '">' + o.label + '</option>'; }).join('');
			html = (h ? '<option value="auto">Auto</option>' : '') + html;
			if (sel._cbxHtml !== html) { sel.innerHTML = html; sel._cbxHtml = html; }
			if (current != null && sel.value !== current) sel.value = current;
		}
		if (h && h.levels && h.levels.length) {
			var lvl = h.loadLevel >= 0 ? h.loadLevel : h.currentLevel;
			render(hlsLevelOptions(h), h.autoLevelEnabled && !v.classList.contains('cbx-dvr') ? 'auto' : 'h' + lvl);
			return;
		}
		if (!force && siteQualityCache.opts.length) {
			render(siteQualityCache.opts, v.videoHeight ? 's' + v.videoHeight + 'p' : null);
			return;
		}
		if (force && !sel._cbxReading) {
			sel._cbxReading = true;
			readSiteQualities(function (opts) {
				sel._cbxReading = false;
				if (opts.length) render(opts, v.videoHeight ? 's' + v.videoHeight + 'p' : null);
				else { sel.innerHTML = '<option value="">' + nowLabel + '</option>'; sel._cbxHtml = null; siteQualityCache.at = Date.now(); }
			});
		}
	}

	function pickQuality(value) {
		var v = activeVideo();
		var h = v && v._cbxHls;
		if (!value) return;
		if (v === P.video && P.eng) {
			if (value === 'auto') { P.eng.auto(); toast('Quality: auto'); return; }
			var id = parseInt(value.slice(1), 10);
			var t = P.eng.tracks().filter(function (x) { return x.id === id; })[0];
			if (t) { pinTrack(t); toast('Quality: ' + t.label + ' — buffer kept'); }
			return;
		}
		if (h && value === 'auto') { h.autoLevelCapping = -1; h.loadLevel = -1; h.nextLevel = -1; toast('Quality: auto'); return; }
		if (h && value.charAt(0) === 'h') {
			var i = parseInt(value.slice(1), 10);
			setHlsLevel(h, i);
			toast('Quality: ' + levelLabel(h.levels[i]) + (v.classList.contains('cbx-dvr') ? ' — buffer kept' : ''));
			log('quality set to level', i, 'via loadLevel');
			return;
		}
		if (value.charAt(0) === 's') {
			var label = value.slice(1);
			var btn = $(QUALITY_BTN);
			if (!btn) { toast('No quality menu on this player'); return; }
			document.documentElement.classList.add('cep-quiet-menu');
			clickHard(btn);
			setTimeout(function () {
				var hit = $$(QUALITY_OPT).filter(function (n) { var q = parseQualityLabel(n); return q && q.label === label; })[0];
				if (hit) { clickHard(hit); toast('Quality: ' + label); }
				setTimeout(function () { closeSiteMenu(btn); }, 250);
			}, 500);
		}
	}

	function cycleQuality() {
		var v = activeVideo();
		if (v === P.video && P.eng) {
			var tl = P.eng.tracks(), tc = P.eng.active();
			var ti = tl.findIndex(function (t) { return tc && t.id === tc.id; });
			var tn = tl[(ti + 1 + tl.length) % tl.length];
			if (tn) { pinTrack(tn); toast('Quality: ' + tn.label); }
			return;
		}
		var h = v && v._cbxHls;
		if (h && h.levels && h.levels.length > 1) {
			var order = hlsLevelOptions(h);
			var cur = h.loadLevel >= 0 ? h.loadLevel : h.currentLevel;
			var at = order.findIndex(function (o) { return o.i === cur; });
			var next = order[(at + 1 + order.length) % order.length];
			pickQuality(next.value);
			return;
		}
		var btn = $(QUALITY_BTN);
		if (btn) { clickHard(btn); toast('Pick a quality from the menu'); return; }
		toast('No quality options available here');
	}

	function applyQuality() {
		if (!S.autoQuality || !roomName()) return;
		if (applyQualityViaHls()) return;
		// the site player is about to be hidden and dropped to 240p anyway;
		// driving its menu now only makes it flash open on load
		if (S.dvrMode && !P.suspended) { qualityNote = 'deep rewind pending'; return; }
		applyQualityViaMenu();
	}

	function startQualityWatchdog() {
		clearInterval(qualityTimer);
		if (!S.autoQuality) return;
		if (!startQualityWatchdog._pip) {
			startQualityWatchdog._pip = true;
			['enterpictureinpicture', 'leavepictureinpicture'].forEach(function (ev) {
				document.addEventListener(ev, function () {
					if (S.autoQuality) setTimeout(function () { qualityBusy = false; applyQuality(); }, ev === 'leavepictureinpicture' ? 800 : 1200);
				}, true);
			});
		}
		qualityTimer = setInterval(function () {
			if (document.hidden || !roomName()) return;
			var v = activeVideo();
			if (!v || !v.videoHeight) return;
			var want = S.qualityCap || 0;
			// only nudge when the decoded picture is clearly below what we asked for
			if (want && v.videoHeight < want * 0.9) applyQuality();
			else if (!want && v.videoHeight < 700) applyQuality();
		}, 30000);
	}

	/* ================================================================== *
	 * keyboard shortcuts + touch gestures
	 * ================================================================== */

	function inTextField() {
		var a = document.activeElement;
		return !!a && (a.isContentEditable || /^(INPUT|TEXTAREA|SELECT)$/.test(a.tagName));
	}

	var KEY_HELP = '← → 10s · J L 30s · K / space pause · M mute · Home start · End / 0 live · > 2× · Q quality · P deep/site player · S frame · D save buffer · ? help';

	function installKeys() {
		document.addEventListener('keydown', function (e) {
			if (!S.keyShortcuts || !roomName() || inTextField() || e.ctrlKey || e.metaKey || e.altKey) return;
			var k = e.key;
			var handled = true;
			switch (k) {
				case 'ArrowLeft': seekBack(10); break;
				case 'ArrowRight': seekForward(10); break;
				case 'j': case 'J': seekBack(30); break;
				case 'l': case 'L': seekForward(30); break;
				case 'k': case 'K': case ' ': togglePause(); break;
				case 'm': case 'M': toggleMute(); break;
				case 'Home': seekToStart(); break;
				case 'End': case '0': goLive(); break;
				case '>': case '.': toggleCatchUp(); break;
				case 'q': case 'Q': cycleQuality(); break;
				case 'p': case 'P': togglePlayer(); break;
				case 's': case 'S': snapshotFrame(); break;
				case 'd': case 'D': if (S.clipSave) saveClip(); else handled = false; break;
				case '?': toast(KEY_HELP, 7000); break;
				default: handled = false;
			}
			if (handled) { e.preventDefault(); e.stopPropagation(); }
		}, true);
	}


	/* ================================================================== *
	 * watch without joining chat
	 * ================================================================== */

	function openWatchOnly(user) {
		user = user || roomName();
		if (!user) { toast('You are not in a room'); return; }
		closeWatchOnly();

		var box = el('div', { id: 'cbx-watch' },
			'<video playsinline webkit-playsinline autoplay controls></video>' +
			'<header><b>' + esc(user) + '</b><span class="cbx-note">Stream only — chat is not connected</span>' +
			'<button id="cbx-watch-close" aria-label="Close">&times;</button></header>');
		document.body.appendChild(box);
		document.documentElement.style.overflow = 'hidden';

		$$('video').forEach(function (v) { if (!v.closest('#cbx-watch')) v.muted = true; });

		var v = $('video', box);
		$('#cbx-watch-close', box).addEventListener('click', closeWatchOnly);

		hlsFor(user).then(function (url) {
			if (!url) { toast(user + ' is offline'); return; }
			// long back buffer here, because this player is ours
			return attachStream(v, url, { backBufferLength: 600, liveDurationInfinity: true }).then(function () {
				var p = v.play(); if (p && p.catch) p.catch(function () {});
			});
		}).catch(function () { toast('Could not load the stream'); });
	}

	function closeWatchOnly() {
		var box = $('#cbx-watch');
		if (!box) return;
		var v = $('video', box);
		try { if (v && v._cbxHls) v._cbxHls.destroy(); } catch (e) {}
		box.remove();
		document.documentElement.style.overflow = '';
	}

	/* ================================================================== *
	 * bio info
	 * ================================================================== */

	var bioFor = null;

	function renderBioInfo() {
		var user = roomName();
		if (!S.bioInfo || !user) { var o = $('#cbx-bio'); if (o) o.remove(); return; }
		if (bioFor === user) return; // one attempt per room, whatever the outcome
		bioFor = user;

		fetch('/api/chatvideocontext/' + encodeURIComponent(user) + '/', { credentials: 'include' })
			.then(function (r) { return r.json(); })
			.then(function (d) {
				if (roomName() !== user) return;
				var bits = [];
				if (d.country) bits.push(['Country', d.country + (d.cc ? ' (' + String(d.cc).toUpperCase() + ')' : '')]);
				if (d.region) bits.push(['Region', d.region]);
				if (d.room_status) {
					bits.push(['Status', d.room_status]);
					if (String(d.room_status).toLowerCase() === 'public') recordSeen(user);
				}
				if (d.seconds_online != null) bits.push(['Online for', fmtTime(d.seconds_online)]);
				else if (d.online_for) bits.push(['Online for', d.online_for]);
				if (d.last_online_f) bits.push(['Last seen', d.last_online_f]);
				if (d.satisfaction_score != null) bits.push(['Satisfaction', Math.round(d.satisfaction_score) + '%']);
				if (d.performer_has_fanclub != null) bits.push(['Fan club', d.performer_has_fanclub ? 'yes' : 'no']);
				if (d.has_schedule != null) bits.push(['Schedule', d.has_schedule ? 'published' : 'none']);
				if (!bits.length) return;

				var old = $('#cbx-bio'); if (old) old.remove();
				var strip = el('div', { id: 'cbx-bio' }, bits.map(function (b) {
					return '<div><dt>' + esc(b[0]) + '</dt><dd>' + esc(b[1]) + '</dd></div>';
				}).join(''));

				var anchor = $('[data-testid="room-bio-tab-contents"]') || $('.BioContents') ||
					($('video') && ($('video').closest(MAIN_PLAYER_SEL) || $('video').parentElement));
				if (anchor) anchor.insertBefore ? anchor.insertBefore(strip, anchor.firstChild) : anchor.appendChild(strip);
			})
			.catch(function (e) { log('bio', e); });
	}

	/* ================================================================== *
	 * chat translate
	 * ================================================================== */

	var LANGS = [
		['en', 'English'], ['es', 'Spanish'], ['pt', 'Portuguese'], ['fr', 'French'], ['de', 'German'],
		['it', 'Italian'], ['nl', 'Dutch'], ['pl', 'Polish'], ['ru', 'Russian'], ['tr', 'Turkish'],
		['ar', 'Arabic'], ['hi', 'Hindi'], ['id', 'Indonesian'], ['ja', 'Japanese'], ['ko', 'Korean'],
		['zh-CN', 'Chinese'], ['ro', 'Romanian'], ['uk', 'Ukrainian']
	];

	var trCache = {}, trQueue = [], trBusy = false, trFails = 0;

	function translate(text, target) {
		target = target || S.translateTo;
		var ck = target + '\u0000' + text;
		if (trCache[ck]) return Promise.resolve(trCache[ck]);
		var url = 'https://translate.googleapis.com/translate_a/single?client=gtx&sl=auto&tl=' +
			encodeURIComponent(target) + '&dt=t&q=' + encodeURIComponent(text);
		return fetch(url).then(function (r) { return r.json(); }).then(function (d) {
			var out = (d[0] || []).map(function (p) { return p[0]; }).join('');
			var src = d[2];
			var res = { text: out, src: src };
			trCache[ck] = res;
			trFails = 0;
			return res;
		});
	}

	function pumpQueue() {
		if (trBusy || !trQueue.length) return;
		trBusy = true;
		var job = trQueue.shift();
		translate(job.text).then(function (res) {
			if (res.src && res.src.split('-')[0] === S.translateTo.split('-')[0]) return;
			if (!res.text || res.text.trim().toLowerCase() === job.text.trim().toLowerCase()) return;
			if (!job.node.isConnected) return;
			var tag = el('span', { 'class': 'cbx-tr' }, esc(res.text));
			job.node.appendChild(tag);
		}).catch(function (e) {
			trFails++;
			log('translate failed', e);
			if (trFails >= 5) {
				S.translateChat = false; save(); refreshPanel();
				toast('Translation service unreachable — turned off');
			}
		}).then(function () {
			trBusy = false;
			setTimeout(pumpQueue, 220);
		});
	}

	function translateNewMessages() {
		if (!S.translateChat) return;
		$$('div[data-testid="chat-message"]').forEach(function (m) {
			if (m._cbxTr) return;
			m._cbxTr = true;
			var body = m.querySelector('.message,[data-testid="chat-message-text"]') || m;
			var text = (body.textContent || '').trim();
			if (!text || text.length > 400) return;
			if (trQueue.length > 40) return;
			trQueue.push({ node: m, text: text });
		});
		pumpQueue();
	}

	/* ================================================================== *
	 * appearance
	 * ================================================================== */

	function applyDark() {
		if (!S.forceDark) return;
		var apply = function () {
			if (document.body) document.body.classList.add('darkmode');
			if (document.documentElement) document.documentElement.classList.add('darkmode');
		};
		apply();
		try {
			var parts = location.hostname.split('.');
			var base = parts.length <= 2 ? location.hostname : parts.slice(-2).join('.');
			var exp = 'expires=Sun, 1 Jan 9999 00:00:00 UTC; path=/';
			document.cookie = 'theme_name=darkmode; ' + exp;
			document.cookie = 'theme_name=darkmode; ' + exp + '; domain=.' + base;
		} catch (e) {}
		onReady(apply);
	}

	var RULES = {
		hideAds: '.ad,.vote-banner,.promoteRoomLink,#ad_unit,.ad-unit,.ad-container,.ad-wrapper,' +
			'[id^="ad_"],[id^="google_ads_"],[id^="div-gpt-ad"],[class*="ad-slot"],[class*="ads-container"],' +
			'[class*="banner-ad"],iframe[src*="doubleclick"],iframe[src*="googlesyndication"],' +
			'iframe[src*="adnxs"],iframe[src*="adsafeprotected"]',
		hideSocials: '#social-media-icons,.social_medias,.BioContents tr.smContainer:has(td[data-testid="bio-tab-social-media-value"])',
		hidePlayerLogo: '#VideoPanel .cbLogo,.cbLogo',
		hideBadges: '.RoomCardThumbnail__labelContainer,.thumbnail_label',
		chatHideNotices: 'div[data-testid="chat-message"]:has(.roomNotice:not(.isTip):not(.titleChange):not(.bright-background))',
		chatHideSubject: 'div[data-testid="chat-message"]:has(.roomNotice.titleChange)',
		chatHideTips: 'div[data-testid="chat-message"]:has(.isTip)',
		chatHideGreys: 'div[data-testid="chat-message"]:has(.defaultUser)'
	};

	// cards carry a gender span; the nav tabs and their links are hidden too,
	// so turning a gender off removes its button from the site as well
	var GENDER_RULES = {
		hideGenderF: '.RoomCard:has(span.genderf),.roomCard:has(span.genderf),' +
			'[data-testid="gender-nav-f"],a[href="/female-cams/"],li:has(>a[href="/female-cams/"])',
		hideGenderM: '.RoomCard:has(span.genderm),.roomCard:has(span.genderm),' +
			'[data-testid="gender-nav-m"],a[href="/male-cams/"],li:has(>a[href="/male-cams/"])',
		hideGenderC: '.RoomCard:has(span.genderc),.roomCard:has(span.genderc),' +
			'[data-testid="gender-nav-c"],a[href="/couple-cams/"],li:has(>a[href="/couple-cams/"])',
		hideGenderT: '.RoomCard:has(span.genders),.roomCard:has(span.genders),' +
			'[data-testid="gender-nav-t"],[data-testid="gender-nav-s"],a[href="/trans-cams/"],li:has(>a[href="/trans-cams/"])'
	};

	var EXTRA_RULES = {
		tightMargins:
			'.main-content-wrapper:has(.top-section.roomPage){padding-left:0!important;padding-right:0!important}' +
			'.BaseRoomContents{margin-left:0!important;margin-top:0!important}' +
			'#theatermode-root{margin-right:0!important}',
		biggerCards:
			'.RoomCardGrid,.MoreRooms .list{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))!important}',
		cleanProfile:
			'tr:not(.smContainer):not(.psContainer) .contentText *{position:static!important;background:none!important;' +
			'text-shadow:none!important;letter-spacing:normal!important;animation:none!important;transform:none!important}' +
			'tr:not(.smContainer):not(.psContainer) .contentText img{max-width:100%!important;height:auto!important}' +
			'tr:not(.smContainer):not(.psContainer) .contentText *[style*="position: absolute"]{position:static!important}' +
			'div[data-testid="bio-tab-about-me-value"] *,div[data-testid="bio-tab-wish-list-value"] *{overflow:hidden!important;font-size:inherit!important}'
	};

	var CARD_CSS =
		'.RoomCard,.roomCard{position:relative}' +
		'.cbx-tools{position:absolute;top:4px;right:4px;z-index:5;display:flex;gap:3px;opacity:0;transition:opacity .12s ease}' +
		'.RoomCard:hover .cbx-tools,.roomCard:hover .cbx-tools,.cbx-touch .cbx-tools{opacity:1}' +
		'.cbx-tools button{width:22px;height:22px;padding:0;border:0;border-radius:5px;background:rgba(15,18,21,.78);color:#fff;font:12px/1 system-ui,sans-serif;cursor:pointer}' +
		'.cbx-tools button:hover{background:#f67300}' +
		'.cbx-note-strip{position:absolute;left:0;right:0;bottom:0;z-index:4;background:rgba(15,18,21,.82);color:#ffd9b0;font:11px/1.3 system-ui,sans-serif;padding:3px 6px;pointer-events:none}' +
		'#cbx-duration{position:absolute;left:8px;top:8px;z-index:6;background:rgba(0,0,0,.6);color:#fff;border-radius:5px;padding:3px 7px;font:12px/1 system-ui,sans-serif;pointer-events:none}' +
		/* ---- player block: in flow, replaces the site's video slot ---- */
		'#cbx-block{position:absolute;inset:0;z-index:2147483000;visibility:visible!important;display:flex;flex-direction:column;background:#000;color:#e8ebed;font:13px/1 system-ui,sans-serif}' +
		'#cbx-shell{position:relative;flex:1 1 auto;min-height:0;background:#000;overflow:hidden;visibility:visible!important}' +
		'#cbx-block *{visibility:visible}' +
		'#cbx-shell video.cbx-dvr{position:absolute;inset:0;width:100%;height:100%;background:#000;object-fit:contain;display:block}' +
		'#cbx-block.cbx-zoomed #cbx-shell video.cbx-dvr{object-fit:cover}#cbx-block.cbx-zoomed #cbx-shell{touch-action:pan-y}' +
		'#cbx-block:fullscreen{position:fixed;inset:0}' +
		'#cbx-bar{flex:none;display:flex;flex-direction:column;gap:0;padding:2px 6px 3px;background:#14171a;border-top:1px solid #2a3138}' +
		'.cbx-row{display:flex!important;align-items:center;gap:3px;flex-wrap:nowrap;min-width:0;width:100%;box-sizing:border-box}' +
		'.cbx-row-scrub{gap:6px;min-height:14px}' +
		'.cbx-time{font-size:11px;color:#cfd6db;flex:0 0 auto!important;width:auto!important;min-width:0!important;display:inline!important;white-space:nowrap}' +
		'#cbx-bar button{flex:0 0 auto;min-width:30px;min-height:30px;border:0;border-radius:6px;background:transparent;color:#e8ebed;' +
		'font:12px/1 system-ui,sans-serif;cursor:pointer;-webkit-tap-highlight-color:transparent;display:flex;align-items:center;justify-content:center;gap:3px;padding:0 6px}' +
		'#cbx-bar button:hover{background:rgba(255,255,255,.12);color:#fff}' +
		'#cbx-bar button svg{width:15px;height:15px;flex:none}#cbx-bar button b{font-weight:600;font-size:12px}' +
		'#cbx-bar .cbx-live{background:rgba(246,115,0,.25);padding:0 8px}#cbx-bar .cbx-live i{width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block}' +
		'#cbx-bar.cbx-behind-live .cbx-live{background:#f67300;color:#fff}' +
		'#cbx-scrub{flex:1 1 0%!important;width:auto!important;min-width:40px;position:relative;height:4px;border-radius:2px;margin:6px 6px 6px 0;background:rgba(255,255,255,.18);cursor:pointer;touch-action:none;user-select:none;display:block!important}' +
		'#cbx-scrub .cbx-held{position:absolute;right:0;top:0;bottom:0;border-radius:3px;background:#f67300;width:0}' +
		'#cbx-scrub .cbx-thumb{position:absolute;top:50%;left:100%;width:13px;height:13px;margin:-6.5px 0 0 -6.5px;border-radius:50%;background:#fff;border:2px solid #f67300;box-shadow:0 1px 4px rgba(0,0,0,.5);box-sizing:border-box}' +
		'#cbx-vol{width:56px;flex:none;accent-color:#f67300;height:14px;cursor:pointer;margin:0}' +
		'.cbx-qwrap{position:relative;display:inline-block;flex:0 0 auto;width:auto!important}' +
		'#cbx-bar select.cbx-q{appearance:none;-webkit-appearance:none;border:0;border-radius:8px;color:#cfd6db;width:auto!important;max-width:110px;' +
		'background:rgba(255,255,255,.08) url("data:image/svg+xml,%3Csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 10 6%27%3E%3Cpath d=%27M1 1l4 4 4-4%27 fill=%27none%27 stroke=%27%238b969e%27 stroke-width=%271.5%27/%3E%3C/svg%3E") no-repeat right 6px center/9px 6px;' +
		'font:11px/1 system-ui,sans-serif;min-height:30px;min-width:64px;padding:0 18px 0 8px;cursor:pointer}' +
		'#cbx-bar select.cbx-q option{background:#14171a;color:#e8ebed}' +
		'#cbx-bar.cbx-ours select.cbx-q{color:#e8ebed;box-shadow:inset 0 0 0 1px rgba(246,115,0,.55)}' +
		'#cbx-behind{margin-left:auto;color:#cfd6db;font-size:11px;white-space:nowrap;padding:0 4px}' +
		'#cbx-bar.cbx-warming button[data-act="back"],#cbx-bar.cbx-warming button[data-act="fwd"],#cbx-bar.cbx-warming #cbx-scrub{opacity:.3;pointer-events:none}' +
		'#cbx-bar.cbx-warming #cbx-behind{color:#f6a25e}' +
		'#cbx-hgrip{flex:none;height:18px;display:flex;align-items:center;justify-content:center;background:#14171a;border-top:1px solid #2a3138;cursor:ns-resize;touch-action:none;user-select:none}' +
		'#cbx-hgrip i{width:44px;height:5px;border-radius:3px;background:#5a646c;display:block}#cbx-hgrip.cbx-dragging i{background:#f67300}' +
		/* site controls out of the way while our block is up */
		'html.cep-block .theater-video-controls{opacity:0!important;pointer-events:none!important}' +
		'html.cep-block :is(div,ul,section):has(> [data-testid="quality-option"]),html.cep-block :is(div,ul,section):has(> * > [data-testid="quality-option"]){visibility:hidden!important}' +
		'html.cep-quiet-menu [data-testid="quality-option"],html.cep-quiet-menu :is(div,ul,section):has(> [data-testid="quality-option"]),' +
		'html.cep-quiet-menu :is(div,ul,section):has(> * > [data-testid="quality-option"]){visibility:hidden!important}' +
		'html.cep-dvr-on :is(' + MAIN_PLAYER_SEL + ') :is(.vjs-big-play-button,.vjs-loading-spinner){display:none!important}' +
		/* small screens: two rows, bigger targets */
		'@media (max-width:699.98px){#cbx-bar{padding:1px 4px 3px}#cbx-vol,#cbx-behind,#cbx-bar button[data-act="pip"]{display:none}' +
		'.cbx-row-btns{flex-wrap:nowrap;justify-content:center;gap:0}.cbx-row-scrub{gap:6px}' +
		'#cbx-bar button{min-width:0;padding:0 2px;flex:0 0 auto;width:38px}#cbx-bar button b{display:none}' +
		'#cbx-bar .cbx-live{width:auto;padding:0 8px;margin:0 3px}' +
		'#cbx-bar select.cbx-q{min-width:0;width:62px;padding:0 12px 0 4px;font-size:11px}.cbx-qwrap{flex:0 0 auto;margin:0 3px}}' +
		'html.cbx-touch #cbx-bar button,html.cbx-touch #cbx-bar select.cbx-q{min-height:34px}' +
		'html.cbx-touch #cbx-scrub{height:6px;margin:10px 8px}html.cbx-touch #cbx-scrub .cbx-thumb{width:18px;height:18px;margin:-9px 0 0 -9px}' +
		'#cbx-bio{display:flex;flex-wrap:wrap;gap:6px 14px;margin:8px 0;padding:8px 10px;border:1px solid #2a3138;border-radius:8px;' +
		'background:rgba(20,23,26,.6);font:12px/1.4 system-ui,sans-serif;color:#e8ebed}' +
		'#cbx-bio dt{color:#8b969e;font-size:11px;margin:0}#cbx-bio dd{margin:0}' +
		'.cbx-tr{display:block;color:#ffb066;font-size:.92em;padding-left:4px}' +
		'#cbx-hover{position:fixed;right:14px;bottom:14px;width:min(440px,44vw);aspect-ratio:16/9;z-index:2147481000;' +
		'background:#000;border:1px solid #2a3138;border-radius:10px;overflow:hidden;display:none;box-shadow:0 8px 32px rgba(0,0,0,.5)}' +
		'#cbx-hover.cbx-on{display:block}' +
		'.cbx-inline-prev{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:3;' +
		'background:#000;border-radius:inherit;opacity:0;transition:opacity .18s ease}' +
		'.cbx-inline-prev.cbx-ready{opacity:1}' +
		'#cbx-hover video{width:100%;height:100%;object-fit:cover;display:block}' +
		'#cbx-hover figcaption{position:absolute;left:0;right:0;bottom:0;background:rgba(15,18,21,.85);color:#e8ebed;font:12px/1.4 system-ui,sans-serif;padding:4px 8px}' +
		'#cbx-watch{position:fixed;inset:0;z-index:2147481500;background:#0f1215;display:flex;flex-direction:column}' +
		'#cbx-watch header{display:flex;align-items:center;gap:10px;padding:10px 12px;color:#e8ebed;font:14px/1.3 system-ui,sans-serif;border-bottom:1px solid #2a3138}' +
		'#cbx-watch header .cbx-note{flex:1;color:#8b969e;font-size:12px;margin:0}' +
		'#cbx-watch header button{width:30px;height:30px;border:0;border-radius:15px;background:#1c2126;color:#e8ebed;font-size:18px;line-height:1;cursor:pointer}' +
		'#cbx-watch video{flex:1;width:100%;min-height:0;background:#000;object-fit:contain}';

	function applySiteCSS() {
		var style = $('#cbx-site-css');
		if (!style) {
			style = el('style', { id: 'cbx-site-css' });
			(document.head || document.documentElement).appendChild(style);
		}
		var hides = [], css = CARD_CSS;
		Object.keys(RULES).forEach(function (k) { if (S[k]) hides.push(RULES[k]); });
		Object.keys(GENDER_RULES).forEach(function (k) { if (S[k]) hides.push(GENDER_RULES[k]); });
		if (S.gridSize) css += '.RoomCardGrid,.MoreRooms .list{grid-template-columns:repeat(auto-fill,minmax(' + S.gridSize + 'px,1fr))!important}';
		Object.keys(EXTRA_RULES).forEach(function (k) { if (S[k]) css += EXTRA_RULES[k]; });
		var custom = jsonGet(HIDE_KEY, []);
		if (custom.length) hides = hides.concat(custom);
		if (hides.length) css = hides.join(',') + '{display:none!important}' + css;
		style.textContent = css;
	}

	/* ================================================================== *
	 * element picker
	 * ================================================================== */

	function selectorFor(node) {
		var parts = [], depth = 0;
		while (node && node.nodeType === 1 && depth < 4) {
			if (node.id && !/^\d/.test(node.id)) { parts.unshift('#' + CSS.escape(node.id)); break; }
			var tid = node.getAttribute('data-testid');
			if (tid) { parts.unshift('[data-testid="' + tid + '"]'); break; }
			var cls = (node.className && typeof node.className === 'string')
				? node.className.trim().split(/\s+/).filter(function (c) { return c && !/^cbx-/.test(c); }).slice(0, 2)
				: [];
			parts.unshift(node.tagName.toLowerCase() + (cls.length ? '.' + cls.map(function (c) { return CSS.escape(c); }).join('.') : ''));
			node = node.parentElement;
			depth++;
		}
		return parts.join(' ');
	}

	var pickerOn = false;

	function togglePicker(on) {
		pickerOn = on;
		document.documentElement.classList.toggle('cbx-picking', on);
		if (on) {
			document.addEventListener('mouseover', pickHover, true);
			document.addEventListener('click', pickClick, true);
		} else {
			document.removeEventListener('mouseover', pickHover, true);
			document.removeEventListener('click', pickClick, true);
			$$('.cbx-pick-hl').forEach(function (n) { n.classList.remove('cbx-pick-hl'); });
		}
	}
	function pickHover(e) {
		$$('.cbx-pick-hl').forEach(function (n) { n.classList.remove('cbx-pick-hl'); });
		if (e.target.closest && e.target.closest('#cbx-panel,#cbx-launcher')) return;
		e.target.classList.add('cbx-pick-hl');
	}
	function pickClick(e) {
		if (e.target.closest && e.target.closest('#cbx-panel,#cbx-launcher')) return;
		e.preventDefault(); e.stopPropagation();
		var sel = selectorFor(e.target);
		if (!sel) return;
		var list = jsonGet(HIDE_KEY, []);
		if (list.indexOf(sel) === -1) list.push(sel);
		jsonSet(HIDE_KEY, list);
		applySiteCSS(); togglePicker(false); refreshPanel();
		toast('Hidden: ' + sel);
	}

	/* ================================================================== *
	 * room cards
	 * ================================================================== */

	function cardUser(card) {
		var a = card.querySelector('a[href^="/"]');
		if (!a) return null;
		var seg = a.getAttribute('href').split('/').filter(Boolean)[0];
		return isRoomPath(seg) ? seg : null;
	}

	function decorateCards() {
		var block = jsonGet(BLOCK_KEY, []), note = jsonGet(NOTES_KEY, {});
		$$('.RoomCard,.roomCard').forEach(function (card) {
			var user = cardUser(card);
			if (!user) return;

			if (block.indexOf(user) !== -1) { card.style.display = 'none'; return; }
			card.style.display = '';

			if (S.openNewTab) $$('a[href^="/"]', card).forEach(function (a) { a.target = '_blank'; a.rel = 'noopener'; });

			var strip = card.querySelector('.cbx-note-strip');
			if (note[user]) {
				if (!strip) { strip = el('div', { 'class': 'cbx-note-strip' }); card.appendChild(strip); }
				strip.textContent = note[user];
			} else if (strip) strip.remove();

			if (!S.cardTools) { var t = card.querySelector('.cbx-tools'); if (t) t.remove(); return; }
			if (card.querySelector('.cbx-tools')) return;

			var tools = el('div', { 'class': 'cbx-tools' },
				'<button data-act="hide" title="Hide this cam">&times;</button>' +
				'<button data-act="note" title="Note">&#9998;</button>' +
				(S.cardWatchBtn ? '<button data-act="watch" title="Watch without chat">&#9654;</button>' : '') +
				'<button data-act="alert" title="Alert when live">&#9733;</button>' +
				(S.multiCam ? '<button data-act="multi" title="Add to multi cam">+</button>' : ''));
			card.appendChild(tools);

			tools.addEventListener('click', function (e) {
				var b = e.target.closest('button');
				if (!b) return;
				e.preventDefault(); e.stopPropagation();
				var act = b.getAttribute('data-act');
				if (act === 'hide') {
					var l = jsonGet(BLOCK_KEY, []); if (l.indexOf(user) === -1) l.push(user);
					jsonSet(BLOCK_KEY, l); card.style.display = 'none'; refreshPanel(); toast(user + ' hidden');
				} else if (act === 'note') {
					var n = jsonGet(NOTES_KEY, {});
					var val = prompt('Note for ' + user, n[user] || '');
					if (val === null) return;
					if (val.trim()) n[user] = val.trim(); else delete n[user];
					jsonSet(NOTES_KEY, n); decorateCards();
				} else if (act === 'watch') {
					openWatchOnly(user);
				} else if (act === 'alert') {
					toggleAlertFor(user);
				} else if (act === 'multi') {
					var m = jsonGet(MULTI_KEY, []);
					if (m.indexOf(user) === -1) m.push(user);
					jsonSet(MULTI_KEY, m); toast(user + ' added to multi cam');
				}
			});
		});
	}

	/* ================================================================== *
	 * hover preview
	 * ================================================================== */

	var hoverBox = null, hoverTimer = null, hoverUser = null, inlineCard = null;

	/* --- preview played inside the thumbnail itself --- */

	function thumbOf(card) {
		var img = card.querySelector('img');
		return (img && img.parentElement) || card;
	}

	function inlinePreviewOn(card, user) {
		if (inlineCard === card) return;
		inlinePreviewOff();
		inlineCard = card;

		var thumb = thumbOf(card);
		if (getComputedStyle(thumb).position === 'static') thumb.style.position = 'relative';

		var v = el('video', { 'class': 'cbx-inline-prev', muted: '', playsinline: '', 'webkit-playsinline': 'true', autoplay: '' });
		v.muted = S.previewMuted;
		thumb.appendChild(v);

		hlsFor(user).then(function (url) {
			if (inlineCard !== card || !url) return;
			return attachStream(v, url).then(function () {
				var p = v.play(); if (p && p.catch) p.catch(function () {});
				v.classList.add('cbx-ready');
			});
		}).catch(function () {});
	}

	function inlinePreviewOff() {
		if (!inlineCard) return;
		$$('.cbx-inline-prev', inlineCard).forEach(function (v) {
			try { if (v._cbxHls) { v._cbxHls.destroy(); v._cbxHls = null; } v.pause(); v.removeAttribute('src'); v.load(); } catch (e) {}
			v.remove();
		});
		inlineCard = null;
	}

	/* --- preview in a corner box --- */

	function ensureHoverBox() {
		if (hoverBox) return hoverBox;
		hoverBox = el('figure', { id: 'cbx-hover' }, '<video muted playsinline webkit-playsinline autoplay></video><figcaption></figcaption>');
		document.body.appendChild(hoverBox);
		return hoverBox;
	}

	function showPreview(user) {
		if (hoverUser === user) return;
		hoverUser = user;
		var box = ensureHoverBox(), v = $('video', box);
		$('figcaption', box).textContent = user;
		box.classList.add('cbx-on');
		v.muted = S.previewMuted;
		hlsFor(user).then(function (url) {
			if (hoverUser !== user || !url) return;
			return attachStream(v, url).then(function () {
				var p = v.play(); if (p && p.catch) p.catch(function () {});
			});
		}).catch(function () {});
	}

	function hidePreview() {
		hoverUser = null;
		if (!hoverBox) return;
		hoverBox.classList.remove('cbx-on');
		var v = $('video', hoverBox);
		try { if (v._cbxHls) { v._cbxHls.destroy(); v._cbxHls = null; } v.pause(); v.removeAttribute('src'); v.load(); } catch (e) {}
	}

	function startPreview(card, user) {
		if (S.previewInline) inlinePreviewOn(card, user);
		else showPreview(user);
	}

	function stopPreview() {
		inlinePreviewOff();
		hidePreview();
	}

	function installHoverPreview() {
		document.addEventListener('mouseover', function (e) {
			if (!S.hoverPreview) return;
			var card = e.target.closest && e.target.closest('.RoomCard,.roomCard');
			clearTimeout(hoverTimer);
			if (!card) { hoverTimer = setTimeout(stopPreview, 250); return; }
			if (card === inlineCard) return;
			var user = cardUser(card);
			if (!user) return;
			hoverTimer = setTimeout(function () { startPreview(card, user); }, 350);
		}, true);

		document.addEventListener('mouseout', function (e) {
			if (!S.hoverPreview || !inlineCard) return;
			var to = e.relatedTarget;
			if (to && inlineCard.contains(to)) return;
			clearTimeout(hoverTimer);
			hoverTimer = setTimeout(stopPreview, 200);
		}, true);

		// phones: press and hold a card, release or tap away to stop
		var lpTimer = null;
		document.addEventListener('touchstart', function (e) {
			if (!S.hoverPreview) return;
			var card = e.target.closest && e.target.closest('.RoomCard,.roomCard');
			if (!card) { stopPreview(); return; }
			var user = cardUser(card);
			if (!user) return;
			lpTimer = setTimeout(function () {
				startPreview(card, user);
			}, 450);
		}, { passive: true });

		['touchend', 'touchmove', 'touchcancel'].forEach(function (ev) {
			document.addEventListener(ev, function () { clearTimeout(lpTimer); }, { passive: true });
		});

		document.addEventListener('click', function (e) {
			if (inlineCard && !e.target.closest('.cbx-inline-prev')) stopPreview();
			if (hoverBox && hoverBox.classList.contains('cbx-on') && !e.target.closest('#cbx-hover')) hidePreview();
		});

		// a playing preview should not block the link underneath
		document.addEventListener('click', function (e) {
			var v = e.target.closest('.cbx-inline-prev');
			if (!v) return;
			var card = v.closest('.RoomCard,.roomCard');
			var a = card && card.querySelector('a[href^="/"]');
			if (a) { e.preventDefault(); a.click(); }
		}, true);
	}

	/* ================================================================== *
	 * chat rules
	 * ================================================================== */

	function autoAcceptRules() {
		if (!S.autoChatRules) return;
		var btns = $$('.rulesModal button,[data-testid="room-rules-accept"],button');
		for (var i = 0; i < btns.length; i++) {
			var txt = (btns[i].textContent || '').trim().toLowerCase();
			if (/^(i agree|agree|accept)$/.test(txt) && btns[i].offsetParent) {
				try { btns[i].click(); } catch (e) {}
				return;
			}
		}
	}

	/* ================================================================== *
	 * streams
	 * ================================================================== */

	function hlsFor(user) {
		return fetch('/api/chatvideocontext/' + encodeURIComponent(user) + '/', { credentials: 'include', cache: 'no-store' })
			.then(function (r) { return r.json(); })
			.then(function (d) { return d && d.hls_source ? d.hls_source : null; });
	}

	function requiredHls() {
		if (typeof window.Hls !== 'undefined' && window.Hls) return window.Hls;
		try { if (typeof Hls !== 'undefined' && Hls) return Hls; } catch (e) {}
		return null;
	}

	function loadHlsJs() {
		var have = requiredHls();
		return have ? Promise.resolve(have) : Promise.reject(new Error('hls.js was not loaded by the userscript manager'));
	}

	// Chaturbate's playlists advertise CAN-BLOCK-RELOAD, so hls.js appends
	// _HLS_msn/_HLS_part to every playlist reload and the edge holds the
	// request until that part exists. On a slow edge that outlives the
	// timeout (the 1.9.7 log: every error was levelLoadTimeOut or
	// audioTrackLoadTimeOut on such a URL), and while a playlist request
	// hangs nothing new gets scheduled. A rewind player does not need the
	// live edge, so ask for the plain playlist and let the edge answer now.
	var plainPlaylistLoader = null;
	function plainLoaderFor(Hls) {
		if (plainPlaylistLoader) return plainPlaylistLoader;
		var Base = Hls.DefaultConfig.loader;
		function PlainLoader(config) { Base.call(this, config); }
		PlainLoader.prototype = Object.create(Base.prototype);
		PlainLoader.prototype.constructor = PlainLoader;
		PlainLoader.prototype.load = function (context, config, callbacks) {
			try {
				if (context && typeof context.url === 'string' && /_HLS_(msn|part|skip)=/.test(context.url)) {
					var u = new URL(context.url);
					['_HLS_msn', '_HLS_part', '_HLS_skip'].forEach(function (k) { u.searchParams.delete(k); });
					context.url = u.toString();
				}
			} catch (e) {}
			return Base.prototype.load.call(this, context, config, callbacks);
		};
		plainPlaylistLoader = PlainLoader;
		return PlainLoader;
	}

	function canUseMse() {
		return !!(window.MediaSource || window.ManagedMediaSource);
	}

	function attachStream(video, url, opts) {
		// Chrome answers "maybe" to the HLS mime type but native playback there
		// reports an empty seekable range, so rewinding is impossible. Use
		// hls.js whenever Media Source exists and keep native for real Safari.
		if (canUseMse()) {
			return loadHlsJs().then(function (Hls) {
				if (!Hls || !Hls.isSupported()) throw new Error('hls.js unsupported');
				var cfg = { capLevelToPlayerSize: true, maxHeight: S.multiMaxHeight, preferManagedMediaSource: true };
				if (video.classList.contains('cbx-dvr')) cfg.pLoader = plainLoaderFor(Hls);
				var onFatal = opts && opts.onFatal;
				if (opts) for (var k in opts) if (k !== 'onFatal') cfg[k] = opts[k];
				var h = new Hls(cfg);
				var netRetries = 0, mediaRetries = 0;
				h.on(Hls.Events.ERROR, function (_, d) {
					if (!d) return;
					var where = (d.frag && d.frag.relurl) || (d.url) || (d.context && d.context.url) || '';
					var code = d.response && d.response.code;
					var host = ''; try { host = new URL(where, location.href).host.split('.')[0]; } catch (e) {}
					log((d.fatal ? 'hls FATAL' : 'hls'), d.details, code ? 'http ' + code : '', host, where.slice(-60));
					if (/LoadTimeOut$/.test(d.details || '') && video.classList.contains('cbx-dvr')) video._cbxTimeouts = (video._cbxTimeouts || 0) + 1;
					if (!d.fatal) return;
					if (d.type === Hls.ErrorTypes.NETWORK_ERROR && netRetries++ < 5) {
						setTimeout(function () { try { h.startLoad(); } catch (e) {} }, 800 * netRetries);
					} else if (d.type === Hls.ErrorTypes.MEDIA_ERROR && mediaRetries++ < 3) {
						try { h.recoverMediaError(); } catch (e) {}
					} else if (onFatal) {
						onFatal(d);
					} else {
						try { h.destroy(); } catch (e) {}
					}
				});
				h.on(Hls.Events.FRAG_BUFFERED, function () { netRetries = 0; mediaRetries = 0; });
				h.loadSource(url);
				h.attachMedia(video);
				video._cbxHls = h;
				log('attached via hls.js');
			}).catch(function (e) {
				log('hls.js unavailable (' + (e && e.message) + ') — native playback has no rewind');
				video.src = url;
				if (video.classList.contains('cbx-dvr')) {
					toast('Rewind needs hls.js, which the page blocked — see the Video tab');
				}
			});
		}
		if (video.canPlayType('application/vnd.apple.mpegurl')) {
			video.src = url;
			log('attached natively (no back buffer control)');
			if (video.classList.contains('cbx-dvr')) {
				toast(/iP(hone|ad|od)/.test(navigator.userAgent)
					? 'Deep rewind needs iOS 17.1 or newer; using the native player'
					: 'This browser has no Media Source support; using the native player');
			}
			return Promise.resolve();
		}
		return Promise.reject(new Error('no HLS support'));
	}


	/* ================================================================== *
	 * multi cam page
	 * ================================================================== */

	function buildMulti() {
		document.head.appendChild(el('style', null, MULTI_CSS));
		var root = el('div', { id: 'cbx-multi' },
			'<header id="cbx-multi-bar">' +
			'<input type="text" id="cbx-multi-input" placeholder="Add a room by name" autocapitalize="off" autocorrect="off" spellcheck="false">' +
			'<button id="cbx-multi-add" class="cbx-b cbx-b-accent">Add</button>' +
			'<button id="cbx-multi-reload" class="cbx-b">Reload</button>' +
			'<button id="cbx-multi-mute" class="cbx-b">Mute all</button>' +
			'<button id="cbx-multi-random" class="cbx-b">Random</button>' +
			'</header><div id="cbx-multi-grid"></div>' +
			'<p id="cbx-multi-empty">No rooms yet. Type a name above, or use the + button on any room card.</p>');
		document.body.appendChild(root);
		document.documentElement.style.overflow = 'hidden';
		document.title = 'Multi cam';

		var grid = $('#cbx-multi-grid', root), empty = $('#cbx-multi-empty', root);
		function sync() { empty.style.display = grid.children.length ? 'none' : 'block'; }

		function addCam(user) {
			user = String(user || '').trim().toLowerCase().replace(/[^a-z0-9_]/g, '');
			if (!user || $('.cbx-cam[data-user="' + user + '"]', grid)) return;

			var cell = el('div', { 'class': 'cbx-cam', 'data-user': user },
				'<video muted playsinline webkit-playsinline autoplay></video>' +
				'<span class="cbx-name">' + user + '</span>' +
				'<button class="cbx-x" aria-label="Remove ' + user + '">&times;</button>' +
				'<span class="cbx-state">Loading</span>' +
				(S.multiShowSubject ? '<span class="cbx-subject"></span>' : ''));
			if (S.multiResizable) cell.classList.add('cbx-resizable');
			grid.appendChild(cell); sync();

			var video = $('video', cell), state = $('.cbx-state', cell);

			$('.cbx-x', cell).addEventListener('click', function () {
				try { if (video._cbxHls) video._cbxHls.destroy(); } catch (e) {}
				cell.remove();
				jsonSet(MULTI_KEY, jsonGet(MULTI_KEY, []).filter(function (u) { return u !== user; }));
				sync();
			});

			video.addEventListener('click', function () {
				var wasMuted = video.muted;
				$$('.cbx-cam video', grid).forEach(function (v) { v.muted = true; });
				$$('.cbx-cam', grid).forEach(function (c) { c.classList.remove('cbx-live-audio'); });
				video.muted = !wasMuted;
				cell.classList.toggle('cbx-live-audio', !video.muted);
			});

			if (S.multiShowSubject) {
				fetch('/api/chatvideocontext/' + encodeURIComponent(user) + '/', { credentials: 'include' })
					.then(function (r) { return r.json(); })
					.then(function (d) {
						var sub = $('.cbx-subject', cell);
						if (sub && d && d.room_title) sub.textContent = d.room_title;
					}).catch(function () {});
			}

			hlsFor(user).then(function (url) {
				if (!url) {
					state.textContent = 'Offline';
					if (S.multiAutoRemove) {
						cell.remove();
						jsonSet(MULTI_KEY, jsonGet(MULTI_KEY, []).filter(function (u) { return u !== user; }));
						sync();
					} else if (S.multiHideOffline) cell.style.display = 'none';
					return;
				}
				return attachStream(video, url, { backBufferLength: 120 }).then(function () {
					state.style.display = 'none';
					var p = video.play(); if (p && p.catch) p.catch(function () {});
				});
			}).catch(function (e) { state.textContent = 'Could not load'; log('multi', user, e); });

			var list = jsonGet(MULTI_KEY, []);
			if (list.indexOf(user) === -1) { list.push(user); jsonSet(MULTI_KEY, list); }
		}

		$('#cbx-multi-add', root).addEventListener('click', function () {
			var i = $('#cbx-multi-input', root);
			i.value.split(',').forEach(addCam);
			i.value = '';
		});
		$('#cbx-multi-input', root).addEventListener('keydown', function (e) {
			if (e.key === 'Enter') $('#cbx-multi-add', root).click();
		});
		$('#cbx-multi-reload', root).addEventListener('click', function () {
			var users = $$('.cbx-cam', grid).map(function (c) { return c.getAttribute('data-user'); });
			grid.innerHTML = ''; users.forEach(addCam);
		});
		$('#cbx-multi-mute', root).addEventListener('click', function () {
			$$('.cbx-cam video', grid).forEach(function (v) { v.muted = true; });
			$$('.cbx-cam', grid).forEach(function (c) { c.classList.remove('cbx-live-audio'); });
		});

		$('#cbx-multi-random', root).addEventListener('click', function () { fillRandom(addCam); });

		jsonGet(MULTI_KEY, []).forEach(addCam);
		var m = location.search.match(/[?&]cbx-rooms=([^&]+)/);
		if (m) decodeURIComponent(m[1]).split(',').forEach(addCam);
		sync();
	}

	/* ================================================================== *
	 * inactive tabs, exclusive audio
	 * ================================================================== */

	var chan = null;
	try { chan = new BroadcastChannel('cbx'); } catch (e) {}

	function broadcast(msg) { try { if (chan) chan.postMessage(msg); } catch (e) {} }

	function muteEverythingHere() {
		$$('video').forEach(function (v) { v.muted = true; });
	}

	if (chan) {
		chan.onmessage = function (e) {
			if (!e.data) return;
			if (e.data.type === 'mute-others' && e.data.from !== TAB_ID) muteEverythingHere();
			if (e.data.type === 'alert' && e.data.from !== TAB_ID) toast(e.data.text);
		};
	}
	var TAB_ID = String(Math.random()).slice(2);

	function capQuality(low) {
		$$('video').forEach(function (v) {
			var h = v._cbxHls;
			if (!h || !h.levels || !h.levels.length) return;
			// loadLevel only changes what gets fetched next; currentLevel would
			// flush the rewind buffer every time the tab goes to the background
			if (low) {
				if (v._cbxPrevLevel == null) v._cbxPrevLevel = h.loadLevel;
				h.loadLevel = 0;
			} else if (v._cbxPrevLevel != null) {
				h.loadLevel = v._cbxPrevLevel;
				v._cbxPrevLevel = null;
			}
		});
	}

	var pausedByUs = [];

	function applyInactive(hidden) {
		if (hidden) {
			if (S.inactiveQuality) capQuality(true);
			if (S.inactivePause) {
				pausedByUs = $$('video').filter(function (v) { return !v.paused; });
				pausedByUs.forEach(function (v) { try { v.pause(); } catch (e) {} });
			}
		} else {
			if (S.inactiveQuality) capQuality(false);
			pausedByUs.forEach(function (v) { try { v.play(); } catch (e) {} });
			pausedByUs = [];
		}
	}

	function installExclusiveAudio() {
		document.addEventListener('volumechange', function (e) {
			if (!S.exclusiveAudio) return;
			var v = e.target;
			if (v instanceof HTMLVideoElement && !v.muted && v.volume > 0) {
				broadcast({ type: 'mute-others', from: TAB_ID });
			}
		}, true);
	}

	/* ================================================================== *
	 * video transforms
	 * ================================================================== */

	var xform = { rot: 0, flip: 1, zoom: 1 };

	function applyTransform() {
		var v = activeVideo();
		if (!v) return;
		v.style.transform = 'rotate(' + xform.rot + 'deg) scaleX(' + xform.flip + ') scale(' + xform.zoom + ')';
		v.style.transformOrigin = 'center center';
	}
	function resetTransform() {
		xform = { rot: 0, flip: 1, zoom: 1 };
		var v = activeVideo();
		if (v) v.style.transform = '';
	}

	/* ================================================================== *
	 * copy stream URL
	 * ================================================================== */

	function copyStreamUrl() {
		var user = roomName();
		if (!user) { toast('You are not in a room'); return; }
		hlsFor(user).then(function (url) {
			if (!url) { toast('No stream URL — the room may be offline'); return; }
			if (navigator.clipboard && navigator.clipboard.writeText) {
				navigator.clipboard.writeText(url).then(function () { toast('Stream URL copied'); },
					function () { prompt('Stream URL', url); });
			} else prompt('Stream URL', url);
		}).catch(function () { toast('Could not fetch the stream URL'); });
	}

	/* ================================================================== *
	 * who in chat is broadcasting
	 * ================================================================== */

	var scanning = false;

	function scanChat() {
		if (scanning) return;
		scanning = true;
		var names = {};
		$$('div[data-testid="chat-message"]').forEach(function (m) {
			var u = m.querySelector('[data-testid="chat-message-username"],.username,a[href^="/"]');
			if (!u) return;
			var name = (u.textContent || '').trim().replace(/[:\s]+$/, '').toLowerCase();
			if (/^[a-z0-9_]{3,}$/.test(name)) names[name] = u;
		});
		var list = Object.keys(names).slice(0, 25);
		if (!list.length) { scanning = false; toast('No chat names found'); return; }
		toast('Checking ' + list.length + ' chatters…');

		var found = 0, i = 0;
		function next() {
			if (i >= list.length) {
				scanning = false;
				toast(found ? found + ' of them are broadcasting' : 'None of them are live');
				return;
			}
			var name = list[i++];
			hlsFor(name).then(function (url) {
				if (url && names[name] && names[name].isConnected) {
					found++;
					if (!names[name].querySelector('.cbx-livedot')) {
						names[name].appendChild(el('span', { 'class': 'cbx-livedot', title: 'Live now' }, '● live'));
					}
				}
			}).catch(function () {}).then(function () { setTimeout(next, 140); });
		}
		next();
	}

	/* ================================================================== *
	 * status alerts for a watch list
	 * ================================================================== */

	var alertTimer = null, alertState = {};

	function alertList() { return jsonGet(WATCH_KEY, []); }

	function toggleAlertFor(user) {
		var l = alertList(), i = l.indexOf(user);
		if (i === -1) l.push(user); else l.splice(i, 1);
		jsonSet(WATCH_KEY, l);
		refreshPanel();
		toast(i === -1 ? 'Alerting for ' + user : 'No longer alerting for ' + user);
		if (l.length && S.alertsOn) startAlerts();
	}

	function notify(text) {
		toast(text);
		broadcast({ type: 'alert', from: TAB_ID, text: text });
		try {
			if (window.Notification && Notification.permission === 'granted') new Notification('Chaturbate Enhanced Plus', { body: text });
		} catch (e) {}
	}

	function checkAlerts() {
		var list = alertList();
		if (!S.alertsOn || !list.length) return;
		var i = 0;
		function next() {
			if (i >= list.length) return;
			var user = list[i++];
			hlsFor(user).then(function (url) {
				var online = !!url;
				if (online && alertState[user] === false) notify(user + ' is online');
				alertState[user] = online;
			}).catch(function () {}).then(function () { setTimeout(next, 500); });
		}
		next();
	}

	function startAlerts() {
		clearInterval(alertTimer);
		if (!S.alertsOn) return;
		try {
			if (window.Notification && Notification.permission === 'default') Notification.requestPermission();
		} catch (e) {}
		checkAlerts();
		alertTimer = setInterval(checkAlerts, Math.max(30, S.alertEvery) * 1000);
	}

	/* ================================================================== *
	 * schedule: when has this room been online before
	 * ================================================================== */

	function recordSeen(user) {
		if (!S.trackSchedule || !user) return;
		var d = new Date(), key = d.getDay() + '-' + d.getHours();
		var all = jsonGet(SEEN_KEY, {});
		if (!all[user]) all[user] = {};
		if (all[user][key] === 1) return;
		all[user][key] = 1;
		var keys = Object.keys(all);
		if (keys.length > 400) delete all[keys[0]];
		jsonSet(SEEN_KEY, all);
	}

	var DAYS = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'];

	function scheduleHTML(user) {
		var all = jsonGet(SEEN_KEY, {}), grid = (user && all[user]) || null;
		if (!grid) return '<p class="cbx-note">Nothing recorded yet. Visit the room while it is live and the grid fills in.</p>';
		var out = '<div class="cbx-sched">';
		for (var d = 0; d < 7; d++) {
			out += '<div class="cbx-sched-row"><b>' + DAYS[d] + '</b>';
			for (var h = 0; h < 24; h++) {
				out += '<i class="' + (grid[d + '-' + h] ? 'cbx-on' : '') + '" title="' + DAYS[d] + ' ' + h + ':00"></i>';
			}
			out += '</div>';
		}
		return out + '</div><p class="cbx-note">Hours this room was live when you looked.</p>';
	}

	/* ================================================================== *
	 * panel language
	 *
	 * Rather than shipping 45 hand-written string tables, the panel is
	 * translated on demand and cached, so any language the endpoint knows
	 * is available and nothing goes stale when a label changes.
	 * ================================================================== */

	function uiLangResolved() {
		if (S.uiLang && S.uiLang !== 'auto') return S.uiLang;
		var n = (navigator.language || 'en').toLowerCase();
		if (n.indexOf('zh') === 0) return 'zh-CN';
		return n.split('-')[0];
	}

	var i18nBusy = false;

	function localizePanel() {
		var lang = uiLangResolved();
		if (!panelEl || !lang || lang.indexOf('en') === 0 || i18nBusy) return;

		var cacheKey = 'cbx-i18n-' + lang;
		var cache = jsonGet(cacheKey, {});
		var walker = document.createTreeWalker(panelEl, NodeFilter.SHOW_TEXT, null);
		var todo = [], nodes = [], node;

		while ((node = walker.nextNode())) {
			var raw = node.nodeValue;
			var t = raw.trim();
			if (!t || t.length < 2 || /^[\s×•●★✎▶+−–—]+$/.test(t)) continue;
			if (node._cbxSrc === t) continue;
			nodes.push({ node: node, src: t, pad: raw });
			if (!cache[t] && todo.indexOf(t) === -1) todo.push(t);
		}

		function paint() {
			nodes.forEach(function (n) {
				var out = cache[n.src];
				if (!out) return;
				n.node.nodeValue = n.pad.replace(n.src, out);
				n.node._cbxSrc = out;
			});
		}

		if (!todo.length) { paint(); return; }

		i18nBusy = true;
		var i = 0;
		function next() {
			if (i >= todo.length) {
				jsonSet(cacheKey, cache);
				i18nBusy = false;
				paint();
				return;
			}
			var src = todo[i++];
			translate(src, lang).then(function (r) {
				if (r && r.text) cache[src] = r.text;
			}).catch(function () {}).then(function () { setTimeout(next, 160); });
		}
		paint();
		next();
	}

	/* ================================================================== *
	 * random rooms by gender
	 *
	 * The room-list endpoint is tried first; if its shape is not what we
	 * expect, the public gender page is parsed for room links instead, so
	 * this keeps working when the API moves.
	 * ================================================================== */

	var GENDER_PAGES = { f: 'female-cams', m: 'male-cams', c: 'couple-cams', t: 'trans-cams' };

	function harvestUsernames(obj, out) {
		if (!obj || typeof obj !== 'object' || out.length > 300) return out;
		if (Array.isArray(obj)) { obj.forEach(function (o) { harvestUsernames(o, out); }); return out; }
		var u = obj.username || obj.room || obj.slug;
		if (typeof u === 'string' && /^[a-z0-9_]{3,}$/i.test(u) && out.indexOf(u.toLowerCase()) === -1) {
			out.push(u.toLowerCase());
		}
		Object.keys(obj).forEach(function (k) { harvestUsernames(obj[k], out); });
		return out;
	}

	function roomsForGender(g) {
		var page = GENDER_PAGES[g] || 'female-cams';
		return fetch('/api/ts/roomlist/room-list/?genders=' + g + '&limit=90', { credentials: 'include' })
			.then(function (r) { if (!r.ok) throw new Error('bad status'); return r.json(); })
			.then(function (d) {
				var names = harvestUsernames(d, []);
				if (!names.length) throw new Error('no usernames');
				return names;
			})
			.catch(function () {
				return fetch('/' + page + '/', { credentials: 'include' })
					.then(function (r) { return r.text(); })
					.then(function (html) {
						var out = [], m, re = /href="\/([a-z0-9_]{3,})\/"/g;
						while ((m = re.exec(html))) {
							var u = m[1];
							if (isRoomPath(u) && out.indexOf(u) === -1) out.push(u);
						}
						return out;
					});
			});
	}

	function fillRandom(target) {
		var genders = (S.randomGenders || 'f').split('');
		var want = S.randomCount || 6;
		toast('Looking for rooms…');

		Promise.all(genders.map(function (g) {
			return roomsForGender(g).catch(function () { return []; });
		})).then(function (lists) {
			var pool = [];
			lists.forEach(function (l) { pool = pool.concat(l); });
			var have = jsonGet(MULTI_KEY, []);
			pool = pool.filter(function (u) { return have.indexOf(u) === -1; });
			if (!pool.length) { toast('Found nothing to add'); return; }

			for (var i = pool.length - 1; i > 0; i--) {
				var j = Math.floor(Math.random() * (i + 1));
				var t = pool[i]; pool[i] = pool[j]; pool[j] = t;
			}
			var picked = pool.slice(0, want);
			if (target) picked.forEach(target);
			else {
				jsonSet(MULTI_KEY, have.concat(picked));
				toast('Added ' + picked.length + ' rooms — open the multi cam tab');
			}
		}).catch(function (e) {
			log('random', e);
			toast('Could not fetch the room list');
		});
	}

	/* ================================================================== *
	 * panel
	 * ================================================================== */

	var UI_CSS = [
		':root{--cbx-bg:#14171a;--cbx-bg-2:#1c2126;--cbx-line:#2a3138;--cbx-fg:#e8ebed;--cbx-dim:#8b969e;--cbx-accent:#f67300}',
		'#cbx-launcher{position:fixed;z-index:2147483400;width:40px;height:40px;border-radius:20px;border:1px solid var(--cbx-line);',
		'background:var(--cbx-bg);color:var(--cbx-fg);display:flex;align-items:center;justify-content:center;cursor:grab;',
		'box-shadow:0 2px 10px rgba(0,0,0,.35);opacity:.72;transition:opacity .15s ease;touch-action:none;-webkit-tap-highlight-color:transparent}',
		'#cbx-launcher:hover,#cbx-launcher:focus-visible{opacity:1}',
		'#cbx-dock{position:fixed;z-index:2147483400;display:none;align-items:center;gap:7px;height:40px;padding:0 14px 0 12px;border-radius:20px;',
		'border:1px solid var(--cbx-line);background:var(--cbx-bg);color:var(--cbx-fg);font:500 13px/1 system-ui,sans-serif;cursor:pointer;opacity:.72;',
		'box-shadow:0 2px 10px rgba(0,0,0,.35);white-space:nowrap;-webkit-tap-highlight-color:transparent;transition:opacity .15s ease}',
		'#cbx-dock:hover,#cbx-dock:focus-visible{opacity:1}',
		'.cbx-dot{width:9px;height:9px;border-radius:50%;display:inline-block;flex:none;background:#8b969e}',
		'.cbx-dot-deep{background:#3ad07a}.cbx-dot-off{background:#8b969e}',
		'#cbx-launcher svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round}',
		'#cbx-scrim{position:fixed;inset:0;z-index:2147483500;background:rgba(0,0,0,.45);opacity:0;pointer-events:none;transition:opacity .18s ease}',
		'#cbx-scrim.cbx-on{opacity:1;pointer-events:auto}',
		'#cbx-panel{position:fixed;z-index:2147483600;background:var(--cbx-bg);color:var(--cbx-fg);border:1px solid var(--cbx-line);',
		'font:14px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;display:flex;flex-direction:column;',
		'box-shadow:0 10px 40px rgba(0,0,0,.5);transition:transform .22s cubic-bezier(.2,.8,.3,1)}',
		'#cbx-panel h1{font-size:15px;font-weight:600;margin:0}',
		'#cbx-panel h2{font-size:12px;font-weight:600;color:var(--cbx-dim);margin:0 0 2px}',
		'@media (min-width:700px){#cbx-panel{top:0;right:0;bottom:0;width:340px;border-width:0 0 0 1px;transform:translateX(102%)}',
		'#cbx-panel.cbx-on{transform:translateX(0)}}',
		'@media (max-width:699.98px){#cbx-panel{left:0;right:0;bottom:0;max-height:80vh;border-radius:16px 16px 0 0;border-width:1px 0 0;transform:translateY(102%)}',
		'#cbx-panel.cbx-on{transform:translateY(0)}#cbx-grip{display:block}}',
		'#cbx-grip{display:none;width:36px;height:4px;border-radius:2px;background:var(--cbx-line);margin:8px auto 0;flex:none}',
		'#cbx-head{display:flex!important;position:static!important;width:auto!important;height:auto!important;align-items:center;justify-content:space-between;padding:12px 16px 8px;flex:none;box-sizing:border-box;margin:0}',
		'#cbx-head h1{flex:1 1 auto;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}',
		'#cbx-tabs{display:flex!important;visibility:visible!important;gap:2px;overflow-x:auto;scrollbar-width:none;padding:0 10px 8px;flex:none;min-height:36px;border-bottom:1px solid var(--cbx-line)}',
		'#cbx-tabs::-webkit-scrollbar{display:none}',
		'.cbx-tab{flex:none;display:inline-block!important;appearance:none;border:0;background:transparent;color:var(--cbx-dim);font:inherit;font-size:13px;',
		'padding:8px 12px;border-radius:8px;cursor:pointer;white-space:nowrap;-webkit-tap-highlight-color:transparent}',
		'.cbx-tab:hover{color:var(--cbx-fg)}',
		'.cbx-tab.cbx-on{background:var(--cbx-bg-2);color:var(--cbx-fg);box-shadow:inset 0 -2px 0 var(--cbx-accent)}',
		'#cbx-filter-wrap{padding:8px 16px 0;flex:none}',
		'#cbx-filter{width:100%;box-sizing:border-box;font:inherit;font-size:13px;padding:7px 10px;border-radius:8px;border:1px solid var(--cbx-line);background:var(--cbx-bg-2);color:var(--cbx-fg)}',
		'#cbx-panel.cbx-filtering #cbx-tabs,#cbx-panel.cbx-filtering #cbx-secpick-wrap{display:none!important}',
		'#cbx-panel.cbx-filtering .cbx-pane{display:none!important}#cbx-panel.cbx-filtering .cbx-pane.cbx-match{display:block!important}',
		'#cbx-panel.cbx-filtering .cbx-pane::before{content:attr(data-pane);display:block;font-size:11px;text-transform:capitalize;color:var(--cbx-dim);margin:0 0 4px}',
		'#cbx-panel .cbx-hide{display:none!important}',
		'#cbx-body .cbx-pane{display:none;padding:12px 0;border:0}',
		'#cbx-body .cbx-pane.cbx-on{display:block}',
		'#cbx-panel h3{font-size:12px;font-weight:600;color:var(--cbx-dim);margin:14px 0 2px}',
		'#cbx-panel h3:first-child{margin-top:2px}',
		'.cbx-sched{display:flex;flex-direction:column;gap:2px;margin-top:6px}',
		'.cbx-sched-row{display:flex;align-items:center;gap:2px}',
		'.cbx-sched-row b{width:30px;font:11px/1 system-ui,sans-serif;font-weight:400;color:var(--cbx-dim)}',
		'.cbx-sched-row i{flex:1;height:11px;border-radius:2px;background:var(--cbx-bg-2)}',
		'.cbx-sched-row i.cbx-on{background:var(--cbx-accent)}',
		'.cbx-livedot{color:#3ad07a;font-size:10px;margin-left:5px}',
		'.cbx-chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}',
		'.cbx-chip{appearance:none;border:1px solid var(--cbx-line);background:var(--cbx-bg-2);color:var(--cbx-dim);',
		'font:inherit;font-size:12px;padding:7px 11px;border-radius:16px;cursor:pointer}',
		'.cbx-chip.cbx-on{background:var(--cbx-accent);border-color:var(--cbx-accent);color:#fff}',
		'#cbx-body{overflow-y:auto;-webkit-overflow-scrolling:touch;padding:4px 16px 24px;flex:1}',
		'#cbx-secpick-wrap{display:none;align-items:center;gap:8px;padding:6px 0 10px;border-bottom:1px solid var(--cbx-line);margin-bottom:6px}',
		'html.cbx-touch #cbx-secpick-wrap{display:flex}#cbx-secpick-wrap label{font-size:12px;color:var(--cbx-dim)}',
		'#cbx-secpick{flex:1;font:14px system-ui,sans-serif;padding:8px 10px;border-radius:8px;border:1px solid var(--cbx-line);background:var(--cbx-bg-2);color:var(--cbx-fg)}',
		'#cbx-body .cbx-pane{padding:12px 0;border-bottom:1px solid var(--cbx-line)}',
		'#cbx-body .cbx-pane:last-of-type{border-bottom:0}',
		'.cbx-row{display:flex;align-items:center;gap:12px;padding:7px 0;cursor:pointer}',
		'.cbx-row span{flex:1;min-width:0}',
		'.cbx-sw{flex:none;width:38px;height:22px;border-radius:11px;background:var(--cbx-bg-2);border:1px solid var(--cbx-line);position:relative;transition:background .15s ease}',
		'.cbx-sw::after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:var(--cbx-dim);transition:transform .15s ease,background .15s ease}',
		'.cbx-row input{position:absolute;opacity:0;width:0;height:0}',
		'.cbx-row input:checked + .cbx-sw{background:var(--cbx-accent);border-color:var(--cbx-accent)}',
		'.cbx-row input:checked + .cbx-sw::after{transform:translateX(16px);background:#fff}',
		'.cbx-row input:focus-visible + .cbx-sw{outline:2px solid var(--cbx-accent);outline-offset:2px}',
		'.cbx-b{appearance:none;font:inherit;font-size:13px;padding:8px 12px;border-radius:8px;border:1px solid var(--cbx-line);background:var(--cbx-bg-2);color:var(--cbx-fg);cursor:pointer}',
		'.cbx-b:hover{border-color:var(--cbx-dim)}',
		'.cbx-b-accent{background:var(--cbx-accent);border-color:var(--cbx-accent);color:#fff}',
		'.cbx-b-wide{display:block;width:100%;margin-top:8px;text-align:center}',
		'.cbx-b-quiet{background:transparent}',
		'.cbx-b-pair{display:flex;gap:8px;margin-top:8px}.cbx-b-pair .cbx-b{flex:1;margin-top:0}',
		'#cbx-close{flex:none;width:30px;height:30px;min-width:30px;padding:0;border-radius:15px;line-height:1;font-size:18px;margin-left:8px}',
		'.cbx-note{color:var(--cbx-dim);font-size:12px;margin:6px 0 0}',
		'.cbx-mono{font:11px/1.5 ui-monospace,Menlo,Consolas,monospace;color:var(--cbx-dim);white-space:pre-wrap;margin-top:8px}',
		'.cbx-list-item{display:flex;gap:8px;align-items:center;font-size:12px;color:var(--cbx-dim);padding:3px 0}',
		'.cbx-list-item b{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px;font-weight:400}',
		'.cbx-range{display:flex;align-items:center;gap:10px;padding:6px 0}.cbx-range label{font-size:13px;flex:none}',
		'.cbx-range input{flex:1;min-width:0;accent-color:var(--cbx-accent)}.cbx-range b{flex:none;width:38px;text-align:right;font-size:12px;color:var(--cbx-dim)}',
		'.cbx-sel{width:100%;margin-top:6px;padding:7px 9px;border-radius:8px;border:1px solid var(--cbx-line);background:var(--cbx-bg-2);color:var(--cbx-fg);font:inherit;font-size:13px}',
		'html.cbx-picking *{cursor:crosshair!important}',
		'.cbx-pick-hl{outline:2px solid var(--cbx-accent)!important;outline-offset:-2px!important;background:rgba(246,115,0,.12)!important}',
		'#cbx-toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(8px);z-index:2147483647;',
		'background:var(--cbx-bg);color:var(--cbx-fg);border:1px solid var(--cbx-line);border-radius:8px;padding:9px 14px;',
		'font:13px system-ui,-apple-system,sans-serif;opacity:0;pointer-events:none;transition:opacity .2s ease,transform .2s ease;max-width:80vw}',
		'#cbx-toast.cbx-on{opacity:1;transform:translateX(-50%) translateY(0)}',
		'@media (prefers-reduced-motion:reduce){#cbx-panel,#cbx-scrim,#cbx-toast,.cbx-sw,.cbx-sw::after{transition:none}}'
	].join('');

	var MULTI_CSS = [
		'#cbx-multi{position:fixed;inset:0;z-index:2147483000;background:#0f1215;color:#e8ebed;overflow:auto;padding:10px;',
		'font:14px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}',
		'#cbx-multi-bar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:10px}',
		'#cbx-multi input[type=text]{flex:1;min-width:150px;padding:9px 11px;border-radius:8px;border:1px solid #2a3138;background:#1c2126;color:#e8ebed;font-size:16px}',
		'#cbx-multi input[type=text]::placeholder{color:#8b969e}',
		'#cbx-multi .cbx-b{appearance:none;font:inherit;font-size:13px;padding:9px 12px;border-radius:8px;border:1px solid #2a3138;background:#1c2126;color:#e8ebed;cursor:pointer}',
		'#cbx-multi .cbx-b-accent{background:#f67300;border-color:#f67300;color:#fff}',
		'#cbx-multi-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:8px}',
		'#cbx-multi-empty{color:#8b969e;font-size:13px;max-width:44ch}',
		'.cbx-cam{position:relative;background:#000;border:1px solid #2a3138;border-radius:10px;overflow:hidden;aspect-ratio:16/9}',
		'.cbx-cam.cbx-live-audio{border-color:#f67300}',
		'.cbx-cam video{width:100%;height:100%;object-fit:contain;background:#000;display:block;cursor:pointer}',
		'.cbx-cam .cbx-name{position:absolute;left:8px;top:7px;padding:2px 7px;border-radius:5px;background:rgba(0,0,0,.65);font-size:12px}',
		'.cbx-cam .cbx-x{position:absolute;right:6px;top:5px;width:24px;height:24px;border-radius:12px;border:0;background:rgba(0,0,0,.65);color:#fff;font-size:16px;line-height:1;cursor:pointer}',
		'.cbx-cam .cbx-state{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#8b969e;font-size:12px}',
		'.cbx-cam .cbx-subject{position:absolute;left:0;right:0;bottom:0;padding:3px 7px;background:rgba(0,0,0,.62);',
		'font:11px/1.35 system-ui,sans-serif;color:#cfd6db;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}',
		'.cbx-cam.cbx-resizable{resize:both;overflow:auto;aspect-ratio:auto;min-width:180px;min-height:110px;height:190px}',
		'.cbx-cam.cbx-resizable video{height:100%}'
	].join('');

	var GEAR_SVG = '<svg viewBox="0 0 24 24" aria-hidden="true"><circle cx="12" cy="12" r="3"/><path d="M12 3v2M12 19v2M4.2 7.5l1.7 1M18.1 15.5l1.7 1M4.2 16.5l1.7-1M18.1 8.5l1.7-1"/></svg>';

	var TABS = [
		{ id: 'sound', label: 'Sound', groups: [
			{ title: null, items: [
				['blockSoundFx', 'Mute tip and alert sounds', 'Blocks the effects outright. Cam audio is untouched.'],
				['tipSliderZero', 'Set the site\'s Tip Volume', 'Drives the slider in the site\'s chat settings to the level below.'],
				['bgMute', 'Mute when tab is hidden', null],
				['exclusiveAudio', 'Only one tab plays sound', 'Unmuting here mutes the other CB tabs.']
			] }
		] },
		{ id: 'video', label: 'Video', groups: [
			{ title: 'Rewind', items: [
				['deepPlayer', 'Deep rewind player', 'Our player over the site\'s, holding minutes of video you can scrub through. Off leaves the plain site player.'],
				['bigBuffer', 'Large rewind buffer (uses more RAM)', 'About 400 MB instead of 120 (150 vs 60 on phones). Longer windows at high quality; heavier on memory over long sessions.'],
				['parkSite', 'Pause the hidden site player', 'While deep rewind runs, keeps the site\'s own player paused so it stops fetching video underneath ours.'],
				['clipSave', 'Keep buffer for saving', 'Adds a save button that writes the held window to an .mp4 instantly. Uses extra memory.'],
				['keyShortcuts', 'Keyboard shortcuts', 'Press ? on a room page for the list.'],
				['dblTapSeek', 'Double-tap the video to skip', 'Left third −10s, right third +10s, middle fullscreen. Single tap pauses.']
			] },
			{ title: 'Previews', items: [
				['inlinePreview', 'Keep previews inline', 'Stops previews jumping to fullscreen on iOS.'],
				['hoverPreview', 'Preview on hover', 'Press and hold on a phone.'],
				['previewInline', 'Play the preview in the thumbnail', 'Off shows it in a corner box instead.'],
				['previewMuted', 'Previews start muted', null]
			] },
			{ title: 'Player', items: [
				['autoQuality', 'Always use the best quality', 'Re-applies it when the player drops back to Auto.'],
				['showDuration', 'Show stream time', null],
				['pipButton', 'Picture in picture controls', null]
			] },
			{ title: 'Background tabs', items: [
				['inactiveQuality', 'Drop quality when hidden', null],
				['inactivePause', 'Pause the stream when hidden', null]
			] }
		] },
		{ id: 'look', label: 'Look', groups: [
			{ title: null, items: [
				['forceDark', 'Dark theme', null],
				['hideAds', 'Hide ads and banners', null],
				['hideSocials', 'Hide social links', null],
				['hidePlayerLogo', 'Hide logo on the player', null],
				['hideBadges', 'Hide thumbnail badges', null],
				['tightMargins', 'Tighter page margins', null],
				['cleanProfile', 'Flatten profile styling', 'Strips absolute positioning, backgrounds and animation from bios.']
			] },
			{ title: 'Who to show', items: [
				['hideGenderF', 'Hide women', null],
				['hideGenderM', 'Hide men', null],
				['hideGenderC', 'Hide couples', null],
				['hideGenderT', 'Hide trans', null]
			] }
		] },
		{ id: 'rooms', label: 'Rooms', groups: [
			{ title: null, items: [
				['bioInfo', 'Show extra room info', 'Country, region, time online, satisfaction.'],
				['cardTools', 'Buttons on room cards', 'Hide, note, alert, add to multi cam.'],
				['cardWatchBtn', 'Add a watch-without-chat button', 'Puts a play button on every thumbnail.'],
				['openNewTab', 'Open rooms in a new tab', null],
				['autoChatRules', 'Accept room rules automatically', null],
				['trackSchedule', 'Remember when rooms are live', null],
				['time24', '24 hour times', null]
			] }
		] },
		{ id: 'chat', label: 'Chat', groups: [
			{ title: null, items: [
				['translateChat', 'Translate messages', null],
				['chatHideNotices', 'Hide room notices', null],
				['chatHideSubject', 'Hide subject changes', null],
				['chatHideTips', 'Hide tip messages', null],
				['chatHideGreys', 'Hide grey users', null]
			] }
		] },
		{ id: 'multi', label: 'Multi', groups: [
			{ title: null, items: [
				['multiCam', 'Enable multi cam', 'Opens in its own tab.'],
				['multiShowSubject', 'Show room subjects', null],
				['multiResizable', 'Resizable tiles', null],
				['multiHideOffline', 'Hide cams that are offline', null],
				['multiAutoRemove', 'Drop offline cams from the list', null]
			] }
		] },
		{ id: 'alerts', label: 'Alerts', groups: [
			{ title: null, items: [
				['alertsOn', 'Tell me when a room goes live', 'Checks your alert list in the background.']
			] }
		] },
		{ id: 'panel', label: 'Panel', groups: [
			{ title: null, items: [
				['showLauncher', 'Show the floating button', null],
				['edgeSwipe', 'Open by swiping from the right edge', null],
				['debug', 'Log to console', null]
			] }
		] }
	];

	function rowHTML(key, label, note) {
		return '<label class="cbx-row"><span>' + label +
			(note ? '<br><small class="cbx-note">' + note + '</small>' : '') +
			'</span><input type="checkbox" data-cbx="' + key + '"' + (S[key] ? ' checked' : '') + '><i class="cbx-sw"></i></label>';
	}

	function selectHTML(id, label, options, current) {
		// values may be numbers or strings; comparison below is string-based
		return '<select class="cbx-sel" id="' + id + '">' + options.map(function (o) {
			return '<option value="' + o[0] + '"' + (String(current) === String(o[0]) ? ' selected' : '') + '>' + label + o[1] + '</option>';
		}).join('') + '</select>';
	}

	function tabExtras(id) {
		if (id === 'sound') return '<div class="cbx-range"><label for="cbx-tipvol">Tip Volume</label><input type="range" id="cbx-tipvol" min="0" max="100" step="5" value="' + S.tipVolume + '"><b id="cbx-tipvol-val">' + S.tipVolume + '%</b></div>' +
			'<button class="cbx-b cbx-b-wide cbx-b-quiet" id="cbx-tip-check">Check tip volume</button><div class="cbx-mono" id="cbx-tip-status"></div><div class="cbx-mono" id="cbx-tabs-debug"></div>';

		if (id === 'video') return selectHTML('cbx-quality-cap', 'Quality: ',
			[[0, 'best available'], [1080, 'up to 1080p'], [720, 'up to 720p'], [480, 'up to 480p']], S.qualityCap) +
			'<div class="cbx-mono" id="cbx-quality-note"></div>' +
			selectHTML('cbx-dvr-buffer', 'Rewind window: ',
			[[120, '2 minutes'], [300, '5 minutes'], [600, '10 minutes'], [1200, '20 minutes']], S.dvrBuffer) +
			selectHTML('cbx-dvr-quality', 'Deep rewind quality: ',
			[[0, 'best available'], [1080, '1080p'], [720, '720p (recommended)'], [480, '480p'], [360, '360p']], S.dvrQuality) +
			'<div class="cbx-mono" id="cbx-dvr-note"></div>' +
			'<div class="cbx-b-pair"><button class="cbx-b" id="cbx-pip">Picture in picture</button><button class="cbx-b" id="cbx-fs">Fullscreen</button></div>' +
			'<button class="cbx-b cbx-b-wide cbx-b-quiet" id="cbx-siteplayer">Back to site player (this page)</button>' +
			'<h3>Picture</h3><div class="cbx-b-pair"><button class="cbx-b" id="cbx-rot">Rotate</button>' +
			'<button class="cbx-b" id="cbx-flip">Flip</button><button class="cbx-b" id="cbx-zin">Zoom +</button>' +
			'<button class="cbx-b" id="cbx-zout">Zoom −</button></div>' +
			'<button class="cbx-b cbx-b-wide cbx-b-quiet" id="cbx-xreset">Reset picture</button>';

		if (id === 'look') return selectHTML('cbx-grid', 'Room card size: ',
			[[0, 'site default'], [150, 'small'], [200, 'medium'], [260, 'large'], [340, 'extra large']], S.gridSize) +
			'<button class="cbx-b cbx-b-wide" id="cbx-minimal">Apply clean look</button>' +
			'<button class="cbx-b cbx-b-wide cbx-b-quiet" id="cbx-pick">Hide an element…</button><div id="cbx-hidden-list"></div>';

		if (id === 'rooms') return '<div class="cbx-b-pair"><button class="cbx-b" id="cbx-watch-btn">Watch without chat</button>' +
			'<button class="cbx-b" id="cbx-copy-url">Copy stream URL</button></div>' +
			'<h3>When this room is usually live</h3><div id="cbx-sched"></div>' +
			'<div id="cbx-blocked-list"></div>';

		if (id === 'chat') return selectHTML('cbx-tr-lang', 'Translate into ', LANGS, S.translateTo) +
			'<button class="cbx-b cbx-b-wide" id="cbx-scan">Who in chat is broadcasting</button>';

		if (id === 'multi') return selectHTML('cbx-multi-quality', 'Max ',
			[[1080, '1080p'], [720, '720p'], [480, '480p'], [360, '360p']], S.multiMaxHeight) +
			'<div id="cbx-multi-actions"><button class="cbx-b cbx-b-wide" id="cbx-open-multi">Open multi cam tab</button>' +
			'<button class="cbx-b cbx-b-wide" id="cbx-add-multi">Add this room</button>' +
			'<h3>Fill with random rooms</h3><div class="cbx-chips" id="cbx-genders">' +
			[['f', 'Women'], ['m', 'Men'], ['c', 'Couples'], ['t', 'Trans']].map(function (g) {
				return '<button class="cbx-chip' + (S.randomGenders.indexOf(g[0]) !== -1 ? ' cbx-on' : '') +
					'" data-gender="' + g[0] + '">' + g[1] + '</button>';
			}).join('') + '</div>' +
			selectHTML('cbx-random-count', 'Add ', [[3, '3 rooms'], [6, '6 rooms'], [9, '9 rooms'], [12, '12 rooms']], S.randomCount) +
			'<button class="cbx-b cbx-b-wide" id="cbx-random">Add random rooms</button></div>';

		if (id === 'alerts') return selectHTML('cbx-alert-every', 'Check every ',
			[[30, '30 seconds'], [60, 'minute'], [180, '3 minutes'], [600, '10 minutes']], S.alertEvery) +
			'<button class="cbx-b cbx-b-wide" id="cbx-alert-add">Alert me for this room</button><div id="cbx-alert-list"></div>';

		if (id === 'panel') return selectHTML('cbx-uilang', 'Panel language: ',
			[['auto', 'match my browser'], ['en', 'English']].concat(LANGS.filter(function (l) { return l[0] !== 'en'; })), S.uiLang) +
			'<div class="cbx-b-pair"><button class="cbx-b" id="cbx-export">Export</button>' +
			'<button class="cbx-b" id="cbx-import">Import</button></div>' +
			'<input type="file" id="cbx-import-file" accept="application/json" hidden>' +
			'<button class="cbx-b cbx-b-wide cbx-b-quiet" id="cbx-reset">Reset everything</button>';

		return '';
	}

	var panelEl = null, scrimEl = null, launcherEl = null, dockEl = null;

	function buildUI() {
		if ($('#cbx-panel')) return;
		document.head.appendChild(el('style', { id: 'cbx-ui-css' }, UI_CSS));

		scrimEl = el('div', { id: 'cbx-scrim' });
		panelEl = el('div', { id: 'cbx-panel', role: 'dialog', 'aria-label': 'Chaturbate Enhanced Plus' });

		var nav = TABS.map(function (t, i) {
			return '<button role="tab" class="cbx-tab' + (i === 0 ? ' cbx-on' : '') + '" data-tab="' + t.id + '">' + t.label + '</button>';
		}).join('');

		var panes = TABS.map(function (t, i) {
			var inner = t.groups.map(function (g) {
				return (g.title ? '<h3>' + g.title + '</h3>' : '') +
					g.items.map(function (it) { return typeof it === 'string' ? it : rowHTML(it[0], it[1], it[2]); }).join('');
			}).join('');
			return '<div class="cbx-pane' + (i === 0 ? ' cbx-on' : '') + '" role="tabpanel" data-pane="' + t.id + '">' +
				inner + tabExtras(t.id) + '</div>';
		}).join('');

		panelEl.innerHTML =
			'<div id="cbx-grip"></div>' +
			'<div id="cbx-head"><h1>Enhanced Plus <small style="font-weight:400;font-size:11px;opacity:.6">0.9.6</small></h1><button class="cbx-b" id="cbx-close" aria-label="Close">&times;</button></div>' +
			'<div id="cbx-tabs" role="tablist">' + nav + '</div>' +
			'<div id="cbx-filter-wrap"><input type="search" id="cbx-filter" placeholder="Filter settings…" autocomplete="off" spellcheck="false"></div>' +
			'<div id="cbx-body"><div id="cbx-secpick-wrap"><label for="cbx-secpick">Section</label><select id="cbx-secpick">' +
			TABS.map(function (t) { return '<option value="' + t.id + '">' + t.label + '</option>'; }).join('') + '</select></div>' + panes + '</div>';

		panelEl.addEventListener('change', function (e) {
			if (e.target.id !== 'cbx-secpick') return;
			var id = e.target.value;
			$$('.cbx-tab', panelEl).forEach(function (b) { b.classList.toggle('cbx-on', b.getAttribute('data-tab') === id); });
			$$('#cbx-body .cbx-pane', panelEl).forEach(function (s) { s.classList.toggle('cbx-on', s.getAttribute('data-pane') === id); });
		});
		panelEl.addEventListener('click', function (e) {
			var t = e.target.closest('.cbx-tab');
			if (!t) return;
			var id = t.getAttribute('data-tab');
			$$('.cbx-tab', panelEl).forEach(function (b) { b.classList.toggle('cbx-on', b === t); });
			$$('[data-pane]', panelEl).forEach(function (p) { p.classList.toggle('cbx-on', p.getAttribute('data-pane') === id); });
			$('#cbx-body', panelEl).scrollTop = 0;
			try { localStorage.setItem('cbx-panel-tab', id); } catch (err) {}
			if (id === 'rooms') renderSchedule();
			try { t.scrollIntoView({ block: 'nearest', inline: 'center' }); } catch (err) {}
		});

		document.body.appendChild(scrimEl);
		document.body.appendChild(panelEl);

		launcherEl = el('div', { id: 'cbx-launcher', role: 'button', tabindex: '0', 'aria-label': 'Chaturbate Enhanced Plus settings' }, GEAR_SVG);
		document.body.appendChild(launcherEl);
		dockEl = el('button', { id: 'cbx-dock', type: 'button', title: 'Enhanced player on/off (P)' }, '');
		dockEl.addEventListener('click', function (e) { e.preventDefault(); togglePlayer(); });
		document.body.appendChild(dockEl);
		placeLauncher();
		makeDraggable(launcherEl);
		window.addEventListener('resize', placeDock);

		scrimEl.addEventListener('click', function () { openPanel(false); });
		$('#cbx-close', panelEl).addEventListener('click', function () { openPanel(false); });
		try {
			var lastTab = localStorage.getItem('cbx-panel-tab'), lastBtn = lastTab && $('.cbx-tab[data-tab="' + lastTab + '"]', panelEl);
			if (lastBtn) lastBtn.click();
		} catch (e) {}

		panelEl.addEventListener('change', function (e) {
			if (e.target.id === 'cbx-multi-quality') { S.multiMaxHeight = parseInt(e.target.value, 10); save(); return; }
			if (e.target.id === 'cbx-quality-cap') {
				S.qualityCap = parseInt(e.target.value, 10); save(); applyQuality(); return;
			}
			if (e.target.id === 'cbx-tipvol') {
				S.tipVolume = parseInt(e.target.value, 10) || 0; save();
				tipDone = false; applyTipMute(0);
				return;
			}
			if (e.target.id === 'cbx-random-count') { S.randomCount = parseInt(e.target.value, 10); save(); return; }
			if (e.target.id === 'cbx-uilang') { S.uiLang = e.target.value; save(); localizePanel(); return; }
			if (e.target.id === 'cbx-tr-lang') { S.translateTo = e.target.value; trCache = {}; save(); return; }
			if (e.target.id === 'cbx-grid') { S.gridSize = parseInt(e.target.value, 10); save(); applySiteCSS(); return; }
			if (e.target.id === 'cbx-alert-every') { S.alertEvery = parseInt(e.target.value, 10); save(); startAlerts(); return; }
			if (e.target.id === 'cbx-dvr-buffer') {
				S.dvrBuffer = parseInt(e.target.value, 10); save();
				if (P.eng) { var ct = P.eng.active(); if (ct) fitBufferToMemory(ct); }
				return;
			}
			if (e.target.id === 'cbx-dvr-quality') {
				S.dvrQuality = parseInt(e.target.value, 10); save();
				var dq = $('video.cbx-dvr');
				if (dq && P.eng && P.armed) pinTrack(bestTrackUnder(S.dvrQuality || S.qualityCap));
				return;
			}
			var k = e.target.getAttribute && e.target.getAttribute('data-cbx');
			if (!k) return;
			S[k] = !!e.target.checked;
			save();
			onSettingChanged(k);
		});

		panelEl.addEventListener('input', function (e) {
			if (e.target.id === 'cbx-tipvol') $('#cbx-tipvol-val', panelEl).textContent = e.target.value + '%';
			if (e.target.id === 'cbx-filter') applyFilter(e.target.value);
		});
		$('#cbx-filter', panelEl).addEventListener('keydown', function (e) {
			if (e.key === 'Escape' && e.target.value) { e.target.value = ''; applyFilter(''); e.stopPropagation(); }
		});
		$('#cbx-tip-check', panelEl).addEventListener('click', function () {
			tipDone = false; tipRung = ''; applyTipMute(0);
			var show = function () { var st = $('#cbx-tip-status', panelEl); if (st) st.textContent = tipDiagnostics(); };
			show(); [800, 2000, 4000, 7000].forEach(function (ms) { setTimeout(show, ms); });
		});
		$('#cbx-pip', panelEl).addEventListener('click', togglePiP);
		$('#cbx-siteplayer', panelEl).addEventListener('click', backToSitePlayer);
		$('#cbx-fs', panelEl).addEventListener('click', goFullscreen);
		$('#cbx-watch-btn', panelEl).addEventListener('click', function () { openPanel(false); openWatchOnly(); });
		$('#cbx-copy-url', panelEl).addEventListener('click', copyStreamUrl);
		$('#cbx-random', panelEl).addEventListener('click', function () { fillRandom(null); });
		$('#cbx-genders', panelEl).addEventListener('click', function (e) {
			var c = e.target.closest('.cbx-chip');
			if (!c) return;
			var g = c.getAttribute('data-gender');
			var cur = S.randomGenders.split('').filter(Boolean);
			var i = cur.indexOf(g);
			if (i === -1) cur.push(g); else cur.splice(i, 1);
			if (!cur.length) cur = [g];
			S.randomGenders = cur.join('');
			save();
			$$('.cbx-chip', panelEl).forEach(function (b) {
				b.classList.toggle('cbx-on', S.randomGenders.indexOf(b.getAttribute('data-gender')) !== -1);
			});
		});
		$('#cbx-scan', panelEl).addEventListener('click', function () { openPanel(false); scanChat(); });
		$('#cbx-rot', panelEl).addEventListener('click', function () { xform.rot = (xform.rot + 90) % 360; applyTransform(); });
		$('#cbx-flip', panelEl).addEventListener('click', function () { xform.flip *= -1; applyTransform(); });
		$('#cbx-zin', panelEl).addEventListener('click', function () { xform.zoom = Math.min(3, xform.zoom + 0.1); applyTransform(); });
		$('#cbx-zout', panelEl).addEventListener('click', function () { xform.zoom = Math.max(0.5, xform.zoom - 0.1); applyTransform(); });
		$('#cbx-xreset', panelEl).addEventListener('click', resetTransform);
		$('#cbx-alert-add', panelEl).addEventListener('click', function () {
			var r = roomName();
			if (!r) { toast('You are not in a room'); return; }
			toggleAlertFor(r);
		});

		$('#cbx-minimal', panelEl).addEventListener('click', function () {
			MINIMAL_SET.forEach(function (k) { S[k] = true; });
			save(); applySiteCSS(); refreshPanel(); toast('Clean look applied');
		});
		$('#cbx-pick', panelEl).addEventListener('click', function () {
			openPanel(false); togglePicker(true); toast('Tap the thing you want gone');
		});
		$('#cbx-open-multi', panelEl).addEventListener('click', function () {
			window.open('https://chaturbate.com/?cbx-multi=1', '_blank');
		});
		$('#cbx-add-multi', panelEl).addEventListener('click', function () {
			var r = roomName();
			if (!r) { toast('You are not in a room'); return; }
			var list = jsonGet(MULTI_KEY, []);
			if (list.indexOf(r) === -1) list.push(r);
			jsonSet(MULTI_KEY, list);
			toast(r + ' added — ' + list.length + ' saved');
		});

		$('#cbx-export', panelEl).addEventListener('click', exportAll);
		$('#cbx-import', panelEl).addEventListener('click', function () { $('#cbx-import-file', panelEl).click(); });
		$('#cbx-import-file', panelEl).addEventListener('change', importAll);
		$('#cbx-reset', panelEl).addEventListener('click', function () {
			if (!confirm('Reset all Enhanced Plus settings, notes and hidden cams?')) return;
			[KEY, MULTI_KEY, HIDE_KEY, BLOCK_KEY, NOTES_KEY, POS_KEY, WATCH_KEY, SEEN_KEY].forEach(function (k) {
				try { localStorage.removeItem(k); } catch (e) {}
			});
			location.reload();
		});

		document.addEventListener('keydown', function (e) {
			if (e.target.matches && e.target.matches('input,textarea,[contenteditable]')) return;
			if (e.key === 'Escape') {
				if (pickerOn) { togglePicker(false); toast('Cancelled'); }
				else if ($('#cbx-watch')) closeWatchOnly();
				else openPanel(false);
			}
			if (e.altKey && /^c$/i.test(e.key)) { e.preventDefault(); openPanel(!panelEl.classList.contains('cbx-on')); }
			if (e.altKey && /^p$/i.test(e.key)) { e.preventDefault(); togglePiP(); }
			if (e.key === 'ArrowLeft' && !e.altKey && !e.ctrlKey && !e.metaKey && roomName()) { e.preventDefault(); seekBack(e.shiftKey ? 60 : 15); }
			if (e.key === 'ArrowRight' && !e.altKey && !e.ctrlKey && !e.metaKey && roomName()) { e.preventDefault(); goLive(); }
		});

		installGestures();
		refreshPanel();
		setTimeout(localizePanel, 400);
	}

	function onSettingChanged(k) {
		if (k === 'deepPlayer') { setPlayerMode(S.deepPlayer ? 'deep' : 'off'); return; }
		if (k === 'bigBuffer' && P.eng) { var bt = P.eng.active(); if (bt) fitBufferToMemory(bt); }
		if (k === 'parkSite') parkSite(!!S.parkSite && !!P.armed);
		if (k === 'clipSave') { removeBlock(); if (S.clipSave) toast('Reload the room once so the buffer is captured from the start'); }
		if (k === 'tipSliderZero' && S.tipSliderZero) { tipDone = false; applyTipMute(0); }
		if (k === 'bgMute' && !S.bgMute) applyBgMute(false);
		if (k === 'showLauncher') placeLauncher();
		if (k === 'forceDark') {
			if (S.forceDark) applyDark();
			else { document.body.classList.remove('darkmode'); document.documentElement.classList.remove('darkmode'); }
		}
		if (k === 'showDuration') installDuration();
		if (k === 'rewindBar') { if (!S.rewindBar) removeDvr(); else playerTick(); }
		if (k === 'dvrMode') { if (S.dvrMode) installDvr(); else dropDvr(); }
		if (k === 'hoverPreview' && !S.hoverPreview) stopPreview();
		if (k === 'previewInline') stopPreview();
		if (k === 'cardWatchBtn') $$('.cbx-tools').forEach(function (t) { t.remove(); });
		if (k === 'bioInfo') { bioFor = null; renderBioInfo(); }
		if (k === 'alertsOn') startAlerts();
		if (k === 'autoQuality') { startQualityWatchdog(); if (S.autoQuality) applyQuality(); }
		applySiteCSS();
		decorateCards();
		refreshPanel();
	}

	var durTimer = null;

	function installDuration() {
		clearInterval(durTimer);
		var old = $('#cbx-duration');
		if (!S.showDuration || !roomName()) { if (old) old.remove(); return; }
		durTimer = setInterval(function () {
			var v = activeVideo();
			if (!v) return;
			var host = P.shell || v.closest('#cbx-watch') || v.closest(MAIN_PLAYER_SEL) || v.parentElement;
			if (!host) return;
			if (getComputedStyle(host).position === 'static') host.style.position = 'relative';
			var badge = $('#cbx-duration');
			if (!badge) { badge = el('div', { id: 'cbx-duration' }); host.appendChild(badge); }
			badge.textContent = fmtTime(v.currentTime);
		}, 1000);
	}

	function listHTML(items, kind) {
		return items.map(function (v, i) {
			return '<div class="cbx-list-item"><b>' + esc(v) + '</b><button class="cbx-b cbx-b-quiet" data-un="' + kind + ':' + i + '">Undo</button></div>';
		}).join('');
	}

	// filtering flattens every tab into one list of matching rows
	function applyFilter(q) {
		q = (q || '').trim().toLowerCase();
		panelEl.classList.toggle('cbx-filtering', !!q);
		var panes = $$('.cbx-pane', panelEl), total = 0;
		panes.forEach(function (pane) {
			var any = false;
			Array.prototype.forEach.call(pane.children, function (c) {
				if (!q) { c.classList.remove('cbx-hide'); return; }
				var row = c.classList.contains('cbx-row') || c.classList.contains('cbx-sel-wrap') || c.classList.contains('cbx-range');
				var hit = row && (c.textContent || '').toLowerCase().indexOf(q) > -1;
				c.classList.toggle('cbx-hide', !hit);
				if (hit) any = true;
			});
			pane.classList.toggle('cbx-match', any); if (any) total++;
		});
		var none = $('#cbx-filter-none', panelEl);
		if (q && !total) { if (!none) $('#cbx-body', panelEl).appendChild(el('div', { id: 'cbx-filter-none', 'class': 'cbx-note' }, 'Nothing matches.')); }
		else if (none) none.remove();
	}

	function refreshPanel() {
		if (!panelEl) return;
		$$('input[data-cbx]', panelEl).forEach(function (i) { i.checked = !!S[i.getAttribute('data-cbx')]; });
		var tv = $('#cbx-tipvol', panelEl); if (tv && document.activeElement !== tv) { tv.value = S.tipVolume; $('#cbx-tipvol-val', panelEl).textContent = S.tipVolume + '%'; }

		var acts = $('#cbx-multi-actions', panelEl);
		if (acts) acts.style.display = S.multiCam ? 'block' : 'none';

		var qn = $('#cbx-quality-note', panelEl);
		if (qn) {
			var dvrV = $('video.cbx-dvr');
			var engine = requiredHls() ? 'hls.js ready' : 'hls.js not loaded';
			var win = dvrV && dvrV.seekable && dvrV.seekable.length
				? Math.round(dvrV.seekable.end(dvrV.seekable.length - 1) - dvrV.seekable.start(0)) + 's rewind window'
				: (dvrV ? 'no rewind window' : 'deep rewind off');
			qn.textContent = 'Quality: ' + qualityNote + '\n' + engine + ' · ' + win;
		}
		var dn = $('#cbx-dvr-note', panelEl);
		if (dn) {
			var ring = P.ring;
			dn.textContent = (P.video ? P.heldNote : 'deep rewind not running') +
				(ring ? ' · ' + Math.round(ring.bytes / 1048576) + ' MB kept for saving' : '');
		}

		var st = $('#cbx-tip-status', panelEl);
		if (st && !st.textContent) st.textContent = 'Tip volume: ' + tipStatus;

		var hidden = jsonGet(HIDE_KEY, []), box = $('#cbx-hidden-list', panelEl);
		if (box) box.innerHTML = hidden.length ? '<p class="cbx-note">Hidden by you</p>' + listHTML(hidden, 'sel') : '';

		var al = alertList(), abox = $('#cbx-alert-list', panelEl);
		if (abox) abox.innerHTML = al.length ? '<p class="cbx-note">Alerting for</p>' + listHTML(al, 'alert') : '';

		var block = jsonGet(BLOCK_KEY, []), bbox = $('#cbx-blocked-list', panelEl);
		if (bbox) bbox.innerHTML = block.length ? '<p class="cbx-note">Hidden cams</p>' + listHTML(block, 'room') : '';

		$$('[data-un]', panelEl).forEach(function (b) {
			b.addEventListener('click', function () {
				var p = b.getAttribute('data-un').split(':');
				var key = p[0] === 'sel' ? HIDE_KEY : (p[0] === 'alert' ? WATCH_KEY : BLOCK_KEY);
				var l = jsonGet(key, []);
				l.splice(parseInt(p[1], 10), 1);
				jsonSet(key, l);
				applySiteCSS(); decorateCards(); refreshPanel();
			});
		});
	}

	function renderSchedule() {
		var box = $('#cbx-sched', panelEl);
		if (box) box.innerHTML = scheduleHTML(roomName());
	}

	function exportAll() {
		var data = {
			settings: S,
			multi: jsonGet(MULTI_KEY, []),
			hidden: jsonGet(HIDE_KEY, []),
			blocked: jsonGet(BLOCK_KEY, []),
			notes: jsonGet(NOTES_KEY, {}),
			alerts: jsonGet(WATCH_KEY, []),
			seen: jsonGet(SEEN_KEY, {})
		};
		var url = URL.createObjectURL(new Blob([JSON.stringify(data, null, 2)], { type: 'application/json' }));
		var a = el('a'); a.href = url; a.download = 'chaturbate-enhanced-plus.json'; a.click();
		setTimeout(function () { URL.revokeObjectURL(url); }, 2000);
		toast('Settings exported');
	}

	function importAll(e) {
		var f = e.target.files && e.target.files[0];
		if (!f) return;
		var fr = new FileReader();
		fr.onload = function () {
			try {
				var d = JSON.parse(fr.result);
				if (d.settings) { for (var k in DEFAULTS) if (typeof d.settings[k] === typeof DEFAULTS[k]) S[k] = d.settings[k]; save(); }
				if (d.multi) jsonSet(MULTI_KEY, d.multi);
				if (d.hidden) jsonSet(HIDE_KEY, d.hidden);
				if (d.blocked) jsonSet(BLOCK_KEY, d.blocked);
				if (d.notes) jsonSet(NOTES_KEY, d.notes);
				if (d.alerts) jsonSet(WATCH_KEY, d.alerts);
				if (d.seen) jsonSet(SEEN_KEY, d.seen);
				applySiteCSS(); decorateCards(); refreshPanel();
				toast('Settings imported');
			} catch (err) { toast('That file could not be read'); }
		};
		fr.readAsText(f);
		e.target.value = '';
	}

	function openPanel(on) {
		if (!panelEl) return;
		panelEl.classList.toggle('cbx-on', on);
		scrimEl.classList.toggle('cbx-on', on);
		if (on) { refreshPanel(); localizePanel(); setTimeout(checkTabs, 350); }
	}

	// the site's mobile stylesheet can collapse our tab strip; if it did,
	// rebuild the tabs with every style inline and say what was measured
	function checkTabs() {
		var strip = $('#cbx-tabs', panelEl); if (!strip) return;
		var r = strip.getBoundingClientRect(), first = $('.cbx-tab', strip), fr = first ? first.getBoundingClientRect() : { width: 0, height: 0 };
		var ok = r.height >= 10 && fr.width >= 10 && fr.height >= 10 && getComputedStyle(strip).display !== 'none';
		log('tabs', Math.round(r.width) + 'x' + Math.round(r.height), 'first tab', Math.round(fr.width) + 'x' + Math.round(fr.height), ok ? 'ok' : 'COLLAPSED');
		var dbg = $('#cbx-tabs-debug', panelEl), cs = getComputedStyle(strip), fcs = first ? getComputedStyle(first) : null;
		if (dbg) dbg.textContent = 'tabs strip: ' + Math.round(r.width) + 'x' + Math.round(r.height) + ' at ' + Math.round(r.left) + ',' + Math.round(r.top) +
			' disp=' + cs.display + ' vis=' + cs.visibility + ' op=' + cs.opacity + ' ovf=' + cs.overflow +
			' | first tab: ' + Math.round(fr.width) + 'x' + Math.round(fr.height) + (fcs ? ' color=' + fcs.color + ' bg=' + fcs.backgroundColor + ' font=' + fcs.fontSize : '') +
			' | panel ' + Math.round(panelEl.getBoundingClientRect().top) + ' head ' + Math.round($('#cbx-head', panelEl).getBoundingClientRect().bottom) + ' body ' + Math.round($('#cbx-body', panelEl).getBoundingClientRect().top);
		if (ok || strip._cbxFixed) return;
		strip._cbxFixed = true;
		var css = 'display:block!important;visibility:visible!important;opacity:1!important;height:auto!important;min-height:0!important;';
		strip.setAttribute('style', css + 'padding:6px 10px 8px;overflow:visible;');
		$$('.cbx-tab', strip).forEach(function (b) {
			b.setAttribute('style', 'display:inline-block!important;visibility:visible!important;opacity:1!important;height:auto!important;width:auto!important;' +
				'margin:2px 4px 2px 0;padding:8px 12px;border:1px solid #2a3138;border-radius:8px;background:#1b2128;color:#e8ebed;font:13px/1 system-ui,sans-serif;');
		});
		toast('Tabs were hidden by the site (' + Math.round(r.width) + 'x' + Math.round(r.height) + '); rebuilt', 4000);
	}

	function placeLauncher() {
		if (!launcherEl) return;
		launcherEl.style.display = S.showLauncher ? 'flex' : 'none';
		var p = jsonGet(POS_KEY, null);
		if (p && typeof p.x === 'number') {
			launcherEl.style.left = Math.min(Math.max(p.x, 4), innerWidth - 44) + 'px';
			launcherEl.style.top = Math.min(Math.max(p.y, 4), innerHeight - 44) + 'px';
			launcherEl.style.right = 'auto'; launcherEl.style.bottom = 'auto';
		} else {
			launcherEl.style.right = '12px'; launcherEl.style.bottom = '12px';
		}
		placeDock();
	}
	// the on/off pill sits beside the gear and follows it around
	function placeDock() {
		if (!dockEl || !launcherEl) return;
		var show = !!roomName() && S.showLauncher;
		dockEl.style.display = show ? 'inline-flex' : 'none';
		if (!show) return;
		updatePlayerToggle();
		var r = launcherEl.getBoundingClientRect(), w = dockEl.offsetWidth || 74, h = dockEl.offsetHeight || 30;
		var left = r.left - w - 8;
		if (left < 4) left = r.right + 8;
		dockEl.style.left = Math.round(left) + 'px';
		dockEl.style.top = Math.round(r.top + (r.height - h) / 2) + 'px';
	}

	function makeDraggable(node) {
		var dragging = false, moved = false, offX = 0, offY = 0;
		function down(e) {
			var p = e.touches ? e.touches[0] : e;
			dragging = true; moved = false;
			var r = node.getBoundingClientRect();
			offX = p.clientX - r.left; offY = p.clientY - r.top;
		}
		function move(e) {
			if (!dragging) return;
			var p = e.touches ? e.touches[0] : e;
			moved = true;
			node.style.left = (p.clientX - offX) + 'px';
			node.style.top = (p.clientY - offY) + 'px';
			node.style.right = 'auto'; node.style.bottom = 'auto';
			if (node === launcherEl) placeDock();
			e.preventDefault();
		}
		function up() {
			if (!dragging) return;
			dragging = false;
			if (moved) {
				var r = node.getBoundingClientRect();
				jsonSet(POS_KEY, { x: r.left, y: r.top });
			} else openPanel(!panelEl.classList.contains('cbx-on'));
		}
		node.addEventListener('mousedown', down);
		document.addEventListener('mousemove', move);
		document.addEventListener('mouseup', up);
		node.addEventListener('touchstart', down, { passive: true });
		document.addEventListener('touchmove', move, { passive: false });
		document.addEventListener('touchend', up);
		node.addEventListener('keydown', function (e) {
			if (e.key === 'Enter' || e.key === ' ') { e.preventDefault(); openPanel(true); }
		});
	}

	var resizeTimer = null;
	window.addEventListener('resize', function () {
		clearTimeout(resizeTimer);
		resizeTimer = setTimeout(function () {
			placeLauncher();       // re-clamp into the new viewport
		}, 150);
	});

	function installGestures() {
		var startX = 0, startY = 0, tracking = false;
		document.addEventListener('touchstart', function (e) {
			if (!S.edgeSwipe || panelEl.classList.contains('cbx-on')) return;
			var t = e.touches[0];
			tracking = t.clientX > innerWidth - 24;
			startX = t.clientX; startY = t.clientY;
		}, { passive: true });
		document.addEventListener('touchmove', function (e) {
			if (!tracking) return;
			var t = e.touches[0];
			if (startX - t.clientX > 45 && Math.abs(t.clientY - startY) < 40) { tracking = false; openPanel(true); }
		}, { passive: true });

		var sy = 0, sheetDrag = false;
		panelEl.addEventListener('touchstart', function (e) {
			if (innerWidth >= 700) return;
			var t = e.touches[0];
			sheetDrag = t.clientY < panelEl.getBoundingClientRect().top + 48;
			sy = t.clientY;
		}, { passive: true });
		panelEl.addEventListener('touchmove', function (e) {
			if (!sheetDrag) return;
			if (e.touches[0].clientY - sy > 60) { sheetDrag = false; openPanel(false); }
		}, { passive: true });
	}

	var toastTimer = null;
	// while something is fullscreen only its subtree is painted, so our fixed
	// UI has to live inside it (a bare <video> cannot hold children — skip then)
	function uiHost() {
		var fs = document.fullscreenElement || document.webkitFullscreenElement;
		return fs && fs.tagName !== 'VIDEO' && fs.isConnected ? fs : document.body;
	}
	function rehomeUI() {
		var host = uiHost();
		[scrimEl, panelEl, launcherEl, dockEl, $('#cbx-toast')].forEach(function (n) {
			if (n && n.parentNode !== host) host.appendChild(n);
		});
		placeDock();
	}
	['fullscreenchange', 'webkitfullscreenchange'].forEach(function (ev) {
		document.addEventListener(ev, function () { setTimeout(rehomeUI, 50); });
	});
	function toast(msg, ms) {
		var t = $('#cbx-toast');
		if (!t) { t = el('div', { id: 'cbx-toast' }); uiHost().appendChild(t); }
		t.textContent = msg;
		t.classList.add('cbx-on');
		clearTimeout(toastTimer);
		toastTimer = setTimeout(function () { t.classList.remove('cbx-on'); }, ms || 2600);
	}

	/* ================================================================== *
	 * loop + navigation
	 * ================================================================== */

	var tick = null;
	function scheduleWork() {
		clearTimeout(tick);
		tick = setTimeout(function () {
			decorateCards();
			autoAcceptRules();
			translateNewMessages();
			if (S.inlinePreview) $$('video:not([playsinline])').forEach(tagInline);
			playerTick();
			renderBioInfo();
			applyTransform();
		}, 180);
	}

	function onNavigate() {
		tipDone = false;
		tipStatus = 'not tried yet';
		bioFor = null;
		onPlayerNavigate();
		applySiteCSS();
		applyDark();
		installDuration();
		scheduleWork();
		qualityNote = 'not applied yet';
		setTimeout(function () { applyTipMute(0); }, 800);
		setTimeout(applyQuality, 2500);
	}

	function hookHistory() {
		['pushState', 'replaceState'].forEach(function (m) {
			var orig = history[m];
			history[m] = function () {
				var r = orig.apply(this, arguments);
				try { onNavigate(); } catch (e) {}
				return r;
			};
		});
		window.addEventListener('popstate', onNavigate);
	}

	/* ================================================================== *
	 * boot
	 * ================================================================== */

	if (window.top !== window.self && !IS_MULTI) return;

	try { console.log('[cep] Chaturbate Enhanced Plus 0.9.6 loaded on ' + location.pathname); } catch (e) {}

	installInlinePreview();
	installSoundBlock();
	installBgMute();
	applyDark();
	applySiteCSS();

	onReady(function () {
		if (IS_MULTI) { buildMulti(); return; }
		if ('ontouchstart' in window) document.documentElement.classList.add('cbx-touch');
		applySiteCSS();
		buildUI();
		installHoverPreview();
		hookHistory();
		installDuration();
		decorateCards();
		renderBioInfo();
		installExclusiveAudio();
		startAlerts();
		startQualityWatchdog();
		setTimeout(applyQuality, 2500);
		playerTick();
		applyTipMute(0);
		(function pump() {
			var scrub = $('#cbx-scrub');
			if (!document.hidden) { try { updateBar(); } catch (e) {} }
			setTimeout(pump, scrub && scrub._held ? 250 : 1000);
		})();
		installKeys();
		new MutationObserver(scheduleWork).observe(document.body, { childList: true, subtree: true });
	});
})();