X.com (Twitter) Advanced Search Modal 🔍

Adds a floating modal for advanced search on X.com (Twitter). Syncs with search box and remembers position/display state. The top-right search icon is now draggable and its position persists.

As of 21.10.2025. See апошняя версія.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

// ==UserScript==
// @name         X.com (Twitter) Advanced Search Modal 🔍
// @name:ja      X.com(Twitter)高度検索モーダル 🔍
// @name:en      X.com (Twitter) Advanced Search Modal 🔍
// @name:zh-CN   X.com(Twitter)高级搜索模态框 🔍
// @name:zh-TW   X.com(Twitter)高級搜尋模態框 🔍
// @name:ko      X.com (Twitter) 고급 검색 모달 🔍
// @name:fr      X.com (Twitter) : Modal de recherche avancée 🔍
// @name:es      Modal de búsqueda avanzada para X.com (Twitter) 🔍
// @name:de      Erweiterte Suchmodal für X.com (Twitter) 🔍
// @name:pt-BR   Modal de busca avançada no X.com (Twitter) 🔍
// @name:ru      Расширенный поиск для X.com (Twitter) 🔍
// @version      3.7.0
// @description      Adds a floating modal for advanced search on X.com (Twitter). Syncs with search box and remembers position/display state. The top-right search icon is now draggable and its position persists.
// @description:ja   X.com(Twitter)に高度な検索機能を呼び出せるフローティング・モーダルを追加します。検索ボックスと双方向で同期し、位置や表示状態も記憶します。右上の検索アイコンはドラッグで移動でき、位置は保存されます。
// @description:en   Adds a floating modal for advanced search on X.com (formerly Twitter). Syncs with search box and remembers position/display state. The top-right search icon is draggable with persistent position.
// @description:zh-CN 为X.com(Twitter)添加高级搜索浮动模态框,支持与搜索框双向同步并记住位置与显示状态。右上角的搜索图标可拖动,并会记住位置。
// @description:zh-TW 為 X.com(Twitter)增加高級搜尋模態框,支援與搜尋框雙向同步並記住位置與顯示狀態。右上角搜尋圖示可拖曳,位置會被保存。
// @description:ko   X.com(Twitter)에 고급 검색 모달을 추가합니다. 검색창과 양방향 동기화하며 위치와 표시 상태를 기억합니다. 우상단 검색 아이콘은 드래그 이동 및 위치 저장이 가능합니다。
// @description:fr   Ajoute une fenêtre modale de recherche avancée à X.com (Twitter), synchronisée avec la barre de recherche et mémoire de l’état d’affichage. L’icône de recherche en haut à droite est déplaçable et sa position persiste.
// @description:es   Agrega un modal flotante de búsqueda avanzada en X.com (Twitter), sincronizado con la caja de búsqueda y con estado persistente. El ícono de búsqueda arriba a la derecha es arrastrable con posición persistente.
// @description:de   Fügt X.com (Twitter) ein modales Fenster für erweiterte Suche hinzu, synchronisiert mit der Suchleiste und speichert Position/Zustand. Das Suchsymbol oben rechts ist per Drag & Drop verschiebbar und bleibt gespeichert.
// @description:pt-BR Adiciona um modal de busca avançada flutuante no X.com (Twitter), sincronizado com a caixa de busca y com estado salvo. O ícone de busca no canto superior direito é arrastável com posição persistente.
// @description:ru   Добавляет модальное окно расширенного поиска на X.com (Twitter). Синхронизируется с поисковой строкой и запоминает состояние. Кнопку поиска в правом верхнем углу можно перетаскивать; её положение сохраняется.
// @namespace    https://github.com/koyasi777/x-advanced-search-userscript
// @author       koyasi777
// @match        https://x.com/*
// @match        https://twitter.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=x.com
// @grant        GM_addStyle
// @license      MIT
// @homepageURL  https://github.com/koyasi777/x-advanced-search-userscript
// @supportURL   https://github.com/koyasi777/x-advanced-search-userscript/issues
// ==/UserScript==

(function() {
    'use strict';

    // --- 1. i18n ---
    const i18n = {
        translations: {
            'en': { modalTitle: "Advanced Search", tooltipClose: "Close", labelAllWords: "All of these words", placeholderAllWords: "e.g., AI news", labelExactPhrase: "This exact phrase", placeholderExactPhrase: 'e.g., "ChatGPT 4o"', labelAnyWords: "Any of these words (OR)", placeholderAnyWords: "e.g., iPhone Android", labelNotWords: "None of these words (-)", placeholderNotWords: "e.g., -sale -ads", labelHashtag: "Hashtags (#)", placeholderHashtag: "e.g., #TechEvent", labelLang: "Language (lang:)", optLangDefault: "Any language", optLangJa: "Japanese (ja)", optLangEn: "English (en)", hrSeparator: " ", labelFilters: "Filters", labelVerified: "Verified accounts", labelLinks: "Links", labelImages: "Images", labelVideos: "Videos", checkInclude: "Include", checkExclude: "Exclude", labelReplies: "Replies", optRepliesDefault: "Default (Show all)", optRepliesInclude: "Include replies", optRepliesOnly: "Replies only", optRepliesExclude: "Exclude replies", labelEngagement: "Engagement", placeholderMinReplies: "Min replies", placeholderMinLikes: "Min likes", placeholderMinRetweets: "Min retweets", labelDateRange: "Date range", tooltipSince: "From this date", tooltipUntil: "Until this date", labelFromUser: "From these accounts (from:)", placeholderFromUser: "e.g., @X", labelToUser: "To these accounts (to:)", placeholderToUser: "e.g., @google", labelMentioning: "Mentioning these accounts (@)", placeholderMentioning: "e.g., @OpenAI", buttonClear: "Clear", buttonApply: "Search", tooltipTrigger: "Open Advanced Search" },
            'ja': { modalTitle: "高度な検索", tooltipClose: "閉じる", labelAllWords: "すべての語句を含む", placeholderAllWords: "例: AI ニュース", labelExactPhrase: "この語句を完全に含む", placeholderExactPhrase: '例: "ChatGPT 4o"', labelAnyWords: "いずれかの語句を含む (OR)", placeholderAnyWords: "例: iPhone Android", labelNotWords: "含まない語句 (-)", placeholderNotWords: "例: -セール -広告", labelHashtag: "ハッシュタグ (#)", placeholderHashtag: "例: #技術書典", labelLang: "言語 (lang:)", optLangDefault: "指定しない", optLangJa: "日本語 (ja)", optLangEn: "英語 (en)", hrSeparator: " ", labelFilters: "フィルター", labelVerified: "認証済みアカウント", labelLinks: "リンク", labelImages: "画像", labelVideos: "動画", checkInclude: "含む", checkExclude: "含まない", labelReplies: "返信", optRepliesDefault: "指定しない", optRepliesInclude: "返信を含める", optRepliesOnly: "返信のみ", optRepliesExclude: "返信を除外", labelEngagement: "エンゲージメント", placeholderMinReplies: "最小返信数", placeholderMinLikes: "最小いいね数", placeholderMinRetweets: "最小リポスト数", labelDateRange: "期間指定", tooltipSince: "この日以降", tooltipUntil: "この日以前", labelFromUser: "このアカウントから (from:)", placeholderFromUser: "例: @X", labelToUser: "このアカウントへ (to:)", placeholderToUser: "例: @google", labelMentioning: "このアカウントへのメンション (@)", placeholderMentioning: "例: @OpenAI", buttonClear: "クリア", buttonApply: "検索実行", tooltipTrigger: "高度な検索を開く" },
            'zh-CN': { modalTitle: "高级搜索", tooltipClose: "关闭", labelAllWords: "包含所有这些词语", placeholderAllWords: "例如:AI 新闻", labelExactPhrase: "包含此完整短语", placeholderExactPhrase: "例如:\"ChatGPT 4o\"", labelAnyWords: "包含这些词语中的任何一个 (OR)", placeholderAnyWords: "例如:iPhone Android", labelNotWords: "不包含这些词语 (-)", placeholderNotWords: "例如:-促销 -广告", labelHashtag: "话题标签 (#)", placeholderHashtag: "例如:#技术活动", labelLang: "语言 (lang:)", optLangDefault: "任何语言", optLangJa: "日语 (ja)", optLangEn: "英语 (en)", labelFilters: "筛选", labelVerified: "认证账户", labelLinks: "链接", labelImages: "图片", labelVideos: "视频", checkInclude: "包括", checkExclude: "排除", labelReplies: "回复", optRepliesDefault: "默认 (显示全部)", optRepliesInclude: "包括回复", optRepliesOnly: "仅回复", optRepliesExclude: "排除回复", labelEngagement: "互动", placeholderMinReplies: "最少回复", placeholderMinLikes: "最少喜欢", placeholderMinRetweets: "最少转推", labelDateRange: "日期范围", tooltipSince: "从此日期", tooltipUntil: "至此日期", labelFromUser: "来自这些账户 (from:)", placeholderFromUser: "例如:@X", labelToUser: "发往这些账户 (to:)", placeholderToUser: "例如:@google", labelMentioning: "提及这些账户 (@)", placeholderMentioning: "例如:@OpenAI", buttonClear: "清除", buttonApply: "搜索", tooltipTrigger: "打开高级搜索" },
            'ko': { modalTitle: "고급 검색", tooltipClose: "닫기", labelAllWords: "다음 단어 모두 포함", placeholderAllWords: "예: AI 뉴스", labelExactPhrase: "정확히 일치하는 문구", placeholderExactPhrase: "예: \"ChatGPT 4o\"", labelAnyWords: "다음 단어 중 하나라도 포함 (OR)", placeholderAnyWords: "예: iPhone Android", labelNotWords: "다음 단어 제외 (-)", placeholderNotWords: "예: -세일 -광고", labelHashtag: "해시태그 (#)", placeholderHashtag: "예: #기술이벤트", labelLang: "언어 (lang:)", optLangDefault: "모든 언어", optLangJa: "일본어 (ja)", optLangEn: "영어 (en)", labelFilters: "필터", labelVerified: "인증된 계정", labelLinks: "링크", labelImages: "이미지", labelVideos: "동영상", checkInclude: "포함", checkExclude: "제외", labelReplies: "답글", optRepliesDefault: "기본 (모두 표시)", optRepliesInclude: "답글 포함", optRepliesOnly: "답글만", optRepliesExclude: "답글 제외", labelEngagement: "참여", placeholderMinReplies: "최소 답글 수", placeholderMinLikes: "최소 좋아요 수", placeholderMinRetweets: "최소 리트윗 수", labelDateRange: "날짜 범위", tooltipSince: "이 날짜부터", tooltipUntil: "이 날짜까지", labelFromUser: "이 계정에서 보낸 트윗 (from:)", placeholderFromUser: "예: @X", labelToUser: "이 계정으로 보낸 트윗 (to:)", placeholderToUser: "예: @google", labelMentioning: "이 계정을 맨션 (@)", placeholderMentioning: "예: @OpenAI", buttonClear: "지우기", buttonApply: "검색", tooltipTrigger: "고급 검색 열기" }
        },
        lang: 'en',
        init: function() {
            const supportedLangs = Object.keys(this.translations);
            let detectedLang = document.documentElement.lang || navigator.language || 'en';
            if (supportedLangs.includes(detectedLang)) { this.lang = detectedLang; return; }
            const baseLang = detectedLang.split('-')[0];
            if (supportedLangs.includes(baseLang)) { this.lang = baseLang; return; }
            this.lang = 'en';
        },
        t: function(key) { return this.translations[this.lang]?.[key] || this.translations['en'][key] || `[${key}]`; },
        apply: function(container) {
            container.querySelectorAll('[data-i18n]').forEach(el => { el.textContent = this.t(el.dataset.i18n); });
            container.querySelectorAll('[data-i18n-placeholder]').forEach(el => { el.placeholder = this.t(el.dataset.i18nPlaceholder); });
            container.querySelectorAll('[data-i18n-title]').forEach(el => { el.title = this.t(el.dataset.i18nTitle); });
        }
    };

    // --- 2. テーマ ---
    const themeManager = {
        colors: {
            light: {
                '--modal-bg': '#ffffff', '--modal-text-primary': '#0f1419', '--modal-text-secondary': '#536471', '--modal-border': '#d9e1e8',
                '--modal-input-bg': '#eff3f4', '--modal-input-border': '#cfd9de', '--modal-button-hover-bg': 'rgba(15, 20, 25, 0.1)',
                '--modal-scrollbar-thumb': '#aab8c2', '--modal-scrollbar-track': '#eff3f4', '--modal-close-color': '#0f1419',
                '--modal-close-hover-bg': 'rgba(15, 20, 25, 0.1)', '--hr-color': '#eff3f4',
            },
            dim: {
                '--modal-bg': '#15202b', '--modal-text-primary': '#f7f9f9', '--modal-text-secondary': '#8899a6', '--modal-border': '#38444d',
                '--modal-input-bg': '#192734', '--modal-input-border': '#38444d', '--modal-button-hover-bg': 'rgba(247, 249, 249, 0.1)',
                '--modal-scrollbar-thumb': '#536471', '--modal-scrollbar-track': '#192734', '--modal-close-color': '#f7f9f9',
                '--modal-close-hover-bg': 'rgba(247, 249, 249, 0.1)', '--hr-color': '#38444d',
            },
            dark: {
                '--modal-bg': '#000000', '--modal-text-primary': '#e7e9ea', '--modal-text-secondary': '#71767b', '--modal-border': '#2f3336',
                '--modal-input-bg': '#16181c', '--modal-input-border': '#54595d', '--modal-button-hover-bg': 'rgba(231, 233, 234, 0.1)',
                '--modal-scrollbar-thumb': '#536471', '--modal-scrollbar-track': '#16181c', '--modal-close-color': '#e7e9ea',
                '--modal-close-hover-bg': 'rgba(231, 233, 234, 0.1)', '--hr-color': '#2f3336',
            }
        },
        applyTheme: function(modalElement) {
            if (!modalElement) return;
            const bodyBg = getComputedStyle(document.body).backgroundColor;
            let theme = 'dark';
            if (bodyBg === 'rgb(21, 32, 43)') theme = 'dim';
            else if (bodyBg === 'rgb(255, 255, 255)') theme = 'light';
            const themeColors = this.colors[theme] || this.colors.dark;
            for (const [key, value] of Object.entries(themeColors)) {
                modalElement.style.setProperty(key, value);
            }
        },
        observeChanges: function(modalElement) {
            const observer = new MutationObserver(() => this.applyTheme(modalElement));
            observer.observe(document.body, { attributes: true, attributeFilter: ['style'] });
            this.applyTheme(modalElement);
        }
    };

    // --- 3. ユーティリティ ---
    function debounce(func, wait) {
        let timeout;
        return function executedFunction(...args) {
            const later = () => {
                clearTimeout(timeout);
                func(...args);
            };
            clearTimeout(timeout);
            timeout = setTimeout(later, wait);
        };
    }

    // waitForElement
    function waitForElement(selector, timeout = 10000, checkProperty = null) {
        return new Promise((resolve) => {
            const checkInterval = 100;
            let elapsedTime = 0;
            const intervalId = setInterval(() => {
                const element = document.querySelector(selector);
                if (element) {
                    if (checkProperty) {
                        if (element[checkProperty]) {
                            clearInterval(intervalId);
                            resolve(element);
                            return;
                        }
                    } else {
                        clearInterval(intervalId);
                        resolve(element);
                        return;
                    }
                }
                elapsedTime += checkInterval;
                if (elapsedTime >= timeout) {
                    clearInterval(intervalId);
                    resolve(null);
                }
            }, checkInterval);
        });
    }

    // --- 即時隠蔽は“見た目のみ”。状態(storage/manualOverrideOpen)は変更しない ---
    function hideUIImmediately(modal, trigger) {
        if (modal)  modal.style.display = 'none';
        if (trigger) trigger.style.display = 'none';
        // ここで localStorage の visible や manualOverrideOpen は触らない
    }

    // --- 4. グローバル状態 ---
    let isUpdating = false;
    let manualOverrideOpen = false; // 非メディアURLで手動開きを維持する用

    // メディアURL判定: /status/123...(photo|video|media)/?
    const isMediaViewPath = (pathname) => /\/status\/\d+\/(?:photo|video|media)(?:\/\d+)?\/?$/.test(pathname);

    // --- 5. スタイル ---
    GM_addStyle(`
        :root { --modal-primary-color:#1d9bf0; --modal-primary-color-hover:#1a8cd8; --modal-primary-text-color:#fff; }
        #advanced-search-trigger { position:fixed; top:18px; right:20px; z-index:9999; background-color:var(--modal-primary-color); color:var(--modal-primary-text-color); border:none; border-radius:50%; width:50px; height:50px; font-size:24px; cursor:pointer; box-shadow:0 4px 12px rgba(0,0,0,0.15); display:flex; align-items:center; justify-content:center; transition:transform .2s, background-color .2s; }
        #advanced-search-trigger:hover { transform:scale(1.1); background-color:var(--modal-primary-color-hover); }
        #advanced-search-modal { position:fixed; z-index:10000; width:380px; max-height:80vh; display:none; flex-direction:column; font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif; background-color:var(--modal-bg, #000); color:var(--modal-text-primary, #e7e9ea); border:1px solid var(--modal-border, #333); border-radius:16px; box-shadow:0 8px 24px rgba(29,155,240,.2); transition:background-color .2s,color .2s,border-color .2s; }
        .adv-modal-header{padding:12px 16px;border-bottom:1px solid var(--modal-border,#333);cursor:move;display:flex;justify-content:space-between;align-items:center}
        .adv-modal-header h2{margin:0;font-size:18px;font-weight:700}
        .adv-modal-close{background:0 0;border:none;color:var(--modal-close-color,#e7e9ea);font-size:24px;cursor:pointer;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background-color .2s}
        .adv-modal-close:hover{background-color:var(--modal-close-hover-bg,rgba(231,233,234,.1))}
        .adv-modal-body{flex:1;overflow-y:auto;padding:16px}
        .adv-form-group{margin-bottom:16px}
        .adv-form-group label{display:block;margin-bottom:6px;font-size:14px;font-weight:700;color:var(--modal-text-secondary,#8b98a5)}
        .adv-form-group input[type=text],.adv-form-group input[type=number],.adv-form-group input[type=date],.adv-form-group select{width:100%;background-color:var(--modal-input-bg,#202327);border:1px solid var(--modal-input-border,#38444d);border-radius:4px;padding:8px 12px;color:var(--modal-text-primary,#e7e9ea);font-size:15px;box-sizing:border-box}
        .adv-form-group input:focus,.adv-form-group select:focus{outline:0;border-color:var(--modal-primary-color)}
        .adv-form-group input::placeholder{color:var(--modal-text-secondary,#536471)}
        .adv-form-group-date-container{display:flex;gap:10px}
        .adv-filter-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
        .adv-checkbox-group{background-color:var(--modal-input-bg,#202327);border:1px solid var(--modal-input-border,#38444d);border-radius:8px;padding:10px;display:flex;flex-direction:column;gap:8px}
        .adv-checkbox-group span{font-weight:700;font-size:14px;color:var(--modal-text-primary,#e7e9ea)}
        .adv-checkbox-item{display:flex;align-items:center}
        .adv-checkbox-item input{margin-right:8px; accent-color:var(--modal-primary-color);}
        .adv-checkbox-item label{color:var(--modal-text-secondary,#8b98a5);margin-bottom:0}
        .adv-modal-footer{padding:12px 16px;border-top:1px solid var(--modal-border,#333);display:flex;justify-content:flex-end;gap:12px}
        .adv-modal-button{padding:8px 16px;border-radius:9999px;border:1px solid var(--modal-text-secondary,#536471);background-color:transparent;color:var(--modal-text-primary,#e7e9ea);font-weight:700;cursor:pointer;transition:background-color .2s}
        .adv-modal-button:hover{background-color:var(--modal-button-hover-bg,rgba(231,233,234,.1))}
        .adv-modal-button.primary{background-color:var(--modal-primary-color);border-color:var(--modal-primary-color);color:var(--modal-primary-text-color)}
        .adv-modal-button.primary:hover{background-color:var(--modal-primary-color-hover)}
        .adv-modal-body::-webkit-scrollbar{width:8px}
        .adv-modal-body::-webkit-scrollbar-track{background:var(--modal-scrollbar-track,#202327)}
        .adv-modal-body::-webkit-scrollbar-thumb{background:var(--modal-scrollbar-thumb,#536471);border-radius:4px}
        body.adv-dragging{user-select:none}
        .adv-account-label-group{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
        .adv-exclude-toggle{display:flex;align-items:center}
        .adv-exclude-toggle input{margin-right:4px}
        .adv-exclude-toggle label{font-size:13px;font-weight:normal;color:var(--modal-text-secondary,#8b98a5);cursor:pointer}
        hr.adv-separator{border:none;height:1px;background-color:var(--hr-color,#333);margin:20px 0;transition:background-color .2s}
        /* ------------- ここからズーム対応 ------------- */
        #adv-zoom-root{
            transform-origin: top left;
            will-change: transform;
        }
        /* transform フォールバック時に横溢れを抑えるため、body 側は overflow を許可 */
        .adv-modal-body{ overflow:auto; }
        /* ------------- ズーム対応ここまで ------------- */
    `);

    // --- 6. HTML ---
    const modalHTML = `
        <div id="advanced-search-modal">
            <div class="adv-modal-header">
                <h2 data-i18n="modalTitle"></h2>
                <button class="adv-modal-close" data-i18n-title="tooltipClose">&times;</button>
            </div>
            <div class="adv-modal-body">
                <!-- ズームの影響範囲を切り分けるラッパー -->
                <div id="adv-zoom-root">
                <form id="advanced-search-form">
                    <div class="adv-form-group"><label for="adv-all-words" data-i18n="labelAllWords"></label><input type="text" id="adv-all-words" data-i18n-placeholder="placeholderAllWords"></div>
                    <div class="adv-form-group"><label for="adv-exact-phrase" data-i18n="labelExactPhrase"></label><input type="text" id="adv-exact-phrase" data-i18n-placeholder="placeholderExactPhrase"></div>
                    <div class="adv-form-group"><label for="adv-any-words" data-i18n="labelAnyWords"></label><input type="text" id="adv-any-words" data-i18n-placeholder="placeholderAnyWords"></div>
                    <div class="adv-form-group"><label for="adv-not-words" data-i18n="labelNotWords"></label><input type="text" id="adv-not-words" data-i18n-placeholder="placeholderNotWords"></div>
                    <div class="adv-form-group"><label for="adv-hashtag" data-i18n="labelHashtag"></label><input type="text" id="adv-hashtag" data-i18n-placeholder="placeholderHashtag"></div>
                    <div class="adv-form-group"><label for="adv-lang" data-i18n="labelLang"></label><select id="adv-lang"><option value="" data-i18n="optLangDefault"></option><option value="ja" data-i18n="optLangJa"></option><option value="en" data-i18n="optLangEn"></option></select></div>
                    <hr class="adv-separator">
                    <div class="adv-form-group">
                        <label data-i18n="labelFilters"></label>
                        <div class="adv-filter-grid">
                            <div class="adv-checkbox-group"><span data-i18n="labelVerified"></span><div class="adv-checkbox-item"><input type="checkbox" id="adv-filter-verified-include"><label for="adv-filter-verified-include" data-i18n="checkInclude"></label></div><div class="adv-checkbox-item"><input type="checkbox" id="adv-filter-verified-exclude"><label for="adv-filter-verified-exclude" data-i18n="checkExclude"></label></div></div>
                            <div class="adv-checkbox-group"><span data-i18n="labelLinks"></span><div class="adv-checkbox-item"><input type="checkbox" id="adv-filter-links-include"><label for="adv-filter-links-include" data-i18n="checkInclude"></label></div><div class="adv-checkbox-item"><input type="checkbox" id="adv-filter-links-exclude"><label for="adv-filter-links-exclude" data-i18n="checkExclude"></label></div></div>
                            <div class="adv-checkbox-group"><span data-i18n="labelImages"></span><div class="adv-checkbox-item"><input type="checkbox" id="adv-filter-images-include"><label for="adv-filter-images-include" data-i18n="checkInclude"></label></div><div class="adv-checkbox-item"><input type="checkbox" id="adv-filter-images-exclude"><label for="adv-filter-images-exclude" data-i18n="checkExclude"></label></div></div>
                            <div class="adv-checkbox-group"><span data-i18n="labelVideos"></span><div class="adv-checkbox-item"><input type="checkbox" id="adv-filter-videos-include"><label for="adv-filter-videos-include" data-i18n="checkInclude"></label></div><div class="adv-checkbox-item"><input type="checkbox" id="adv-filter-videos-exclude"><label for="adv-filter-videos-exclude" data-i18n="checkExclude"></label></div></div>
                        </div>
                    </div>
                    <div class="adv-form-group"><label data-i18n="labelReplies"></label><select id="adv-replies"><option value="" data-i18n="optRepliesDefault"></option><option value="include" data-i18n="optRepliesInclude"></option><option value="only" data-i18n="optRepliesOnly"></option><option value="exclude" data-i18n="optRepliesExclude"></option></select></div>
                    <hr class="adv-separator">
                    <div class="adv-form-group">
                        <label data-i18n="labelEngagement"></label>
                        <div class="adv-filter-grid">
                            <input type="number" id="adv-min-replies" data-i18n-placeholder="placeholderMinReplies" min="0">
                            <input type="number" id="adv-min-faves" data-i18n-placeholder="placeholderMinLikes" min="0">
                            <input type="number" id="adv-min-retweets" data-i18n-placeholder="placeholderMinRetweets" min="0">
                        </div>
                    </div>
                    <div class="adv-form-group">
                        <label data-i18n="labelDateRange"></label>
                        <div class="adv-form-group-date-container">
                            <input type="date" id="adv-since" data-i18n-title="tooltipSince">
                            <input type="date" id="adv-until" data-i18n-title="tooltipUntil">
                        </div>
                    </div>
                    <hr class="adv-separator">
                    <div class="adv-form-group">
                        <div class="adv-account-label-group">
                            <label for="adv-from-user" data-i18n="labelFromUser"></label>
                            <div class="adv-exclude-toggle"><input type="checkbox" id="adv-from-user-exclude"><label for="adv-from-user-exclude" data-i18n="checkExclude"></label></div>
                        </div>
                        <input type="text" id="adv-from-user" data-i18n-placeholder="placeholderFromUser">
                    </div>
                    <div class="adv-form-group">
                        <div class="adv-account-label-group">
                            <label for="adv-to-user" data-i18n="labelToUser"></label>
                            <div class="adv-exclude-toggle"><input type="checkbox" id="adv-to-user-exclude"><label for="adv-to-user-exclude" data-i18n="checkExclude"></label></div>
                        </div>
                        <input type="text" id="adv-to-user" data-i18n-placeholder="placeholderToUser">
                    </div>
                    <div class="adv-form-group">
                        <div class="adv-account-label-group">
                            <label for="adv-mentioning" data-i18n="labelMentioning"></label>
                            <div class="adv-exclude-toggle"><input type="checkbox" id="adv-mentioning-exclude"><label for="adv-mentioning-exclude" data-i18n="checkExclude"></label></div>
                        </div>
                        <input type="text" id="adv-mentioning" data-i18n-placeholder="placeholderMentioning">
                    </div>
                </form>
                </div> <!-- /#adv-zoom-root -->
            </div>
            <div class="adv-modal-footer">
                <button id="adv-clear-button" class="adv-modal-button" data-i18n="buttonClear"></button>
                <button id="adv-apply-button" class="adv-modal-button primary" data-i18n="buttonApply"></button>
            </div>
        </div>
    `;

    // --- 7. メイン ---
    const initialize = async () => {
        i18n.init();

        // トリガーボタン
        const trigger = document.createElement('button');
        trigger.id = 'advanced-search-trigger';
        trigger.innerHTML = '🔍';
        trigger.title = i18n.t('tooltipTrigger');
        document.body.appendChild(trigger);

        // モーダル
        const modalContainer = document.createElement('div');
        modalContainer.innerHTML = modalHTML;
        document.body.appendChild(modalContainer);
        i18n.apply(modalContainer);

        const modal = document.getElementById('advanced-search-modal');
        const form = document.getElementById('advanced-search-form');
        const closeButton = modal.querySelector('.adv-modal-close');
        const clearButton = document.getElementById('adv-clear-button');
        const applyButton = document.getElementById('adv-apply-button');

        themeManager.observeChanges(modal);

        // ======== ズーム管理(Ctrl/⌘ + ホイール / + / - / 0)ここから ========
        const ZOOM_STATE_KEY = 'advSearchZoom_v1';
        let zoom = 1.0;
        const ZOOM_MIN = 0.5, ZOOM_MAX = 2.0, ZOOM_STEP = 0.1;

        const zoomRoot = () => document.getElementById('adv-zoom-root');
        const loadZoom = () => {
            try {
                const z = parseFloat(localStorage.getItem(ZOOM_STATE_KEY) || '1');
                if (!Number.isNaN(z)) zoom = Math.min(ZOOM_MAX, Math.max(ZOOM_MIN, z));
            } catch(_) {}
        };
        const saveZoom = () => {
            try { localStorage.setItem(ZOOM_STATE_KEY, String(zoom)); } catch(_) {}
        };
        const applyZoom = () => {
            const el = zoomRoot();
            if (!el) return;
            el.style.zoom = '';
            el.style.transform = '';
            el.style.width = '';
            if ('zoom' in el.style) {
                el.style.zoom = zoom;
            } else {
                el.style.transform = `scale(${zoom})`;
                el.style.width = `${(100/zoom).toFixed(3)}%`;
            }
        };
        const setZoom = (z) => {
            zoom = Math.min(ZOOM_MAX, Math.max(ZOOM_MIN, Math.round(z*100)/100));
            applyZoom(); saveZoom();
        };
        const onWheelZoom = (e) => {
            const isAccel = e.ctrlKey || e.metaKey;
            if (!isAccel) return;
            if (!modal.contains(e.target)) return;
            e.preventDefault();
            const factor = e.deltaY > 0 ? (1 - ZOOM_STEP) : (1 + ZOOM_STEP);
            setZoom(zoom * factor);
        };
        const onKeyZoom = (e) => {
            const accel = (e.ctrlKey || e.metaKey) && !e.shiftKey && !e.altKey;
            if (!accel) return;
            if (!modal.contains(e.target)) return;
            const k = e.key;
            if (k === '+' || k === '=') { e.preventDefault(); setZoom(zoom + ZOOM_STEP); }
            else if (k === '-' || k === '_') { e.preventDefault(); setZoom(zoom - ZOOM_STEP); }
            else if (k === '0') { e.preventDefault(); setZoom(1.0); }
        };
        loadZoom();
        requestAnimationFrame(applyZoom);
        modal.addEventListener('wheel', onWheelZoom, { passive:false });
        modal.addEventListener('keydown', onKeyZoom);

        // モーダル display 変化で再適用(SPA遷移/テーマ反映後にも確実に発火)
        const modalDisplayObserver = new MutationObserver(() => {
            if (modal.style.display === 'flex') applyZoom();
        });
        modalDisplayObserver.observe(modal, { attributes:true, attributeFilter:['style'] });
        // ======== ズーム管理ここまで ========

        const searchInputSelectors = [
            'div[data-testid="primaryColumn"] input[data-testid="SearchBox_Search_Input"]',
            'div[data-testid="sidebarColumn"] input[data-testid="SearchBox_Search_Input"]'
        ];
        const getActiveSearchInput = () => {
            for (const selector of searchInputSelectors) {
                const input = document.querySelector(selector);
                if (input && input.offsetParent !== null) return input;
            }
            const fallback = document.querySelector('input[data-testid="SearchBox_Search_Input"]');
            return (fallback && fallback.offsetParent !== null) ? fallback : null;
        };

        // 状態キー
        const MODAL_STATE_KEY   = 'advSearchModalState_v3.2';
        const TRIGGER_STATE_KEY = 'advSearchTriggerState_v1.0';

        // モーダル位置保存(手動操作時のみ呼ぶ)
        const saveModalRelativeState = () => {
            if (modal.style.display === 'none') {
                try {
                    const current = JSON.parse(localStorage.getItem(MODAL_STATE_KEY) || '{}');
                    current.visible = false;
                    localStorage.setItem(MODAL_STATE_KEY, JSON.stringify(current));
                } catch(_) {}
                return;
            }
            const rect = modal.getBoundingClientRect();
            const winW = window.innerWidth, winH = window.innerHeight;
            const fromRight = winW - rect.right, fromBottom = winH - rect.bottom;
            const h_anchor = rect.left < fromRight ? 'left' : 'right';
            const h_value  = h_anchor === 'left' ? rect.left : fromRight;
            const v_anchor = rect.top  < fromBottom ? 'top'  : 'bottom';
            const v_value  = v_anchor === 'top' ? rect.top : fromBottom;
            const state = { h_anchor, h_value, v_anchor, v_value, visible: true };
            localStorage.setItem(MODAL_STATE_KEY, JSON.stringify(state));
        };
        const applyModalStoredPosition = () => {
            try {
                const s = JSON.parse(localStorage.getItem(MODAL_STATE_KEY) || '{}');
                const h_anchor = s.h_anchor || 'right';
                const h_value  = s.h_value ?? 20;
                const v_anchor = s.v_anchor || 'top';
                const v_value  = s.v_value ?? 80;
                modal.style.left = modal.style.right = modal.style.top = modal.style.bottom = 'auto';
                if (h_anchor === 'right') modal.style.right = `${h_value}px`; else modal.style.left = `${h_value}px`;
                if (v_anchor === 'bottom') modal.style.bottom = `${v_value}px`; else modal.style.top = `${v_value}px`;
            } catch(e) { console.error('Failed to apply modal position:', e); }
        };
        const keepModalInViewport = () => {
            if (modal.style.display === 'none') return;
            const rect = modal.getBoundingClientRect();
            const winW = window.innerWidth, winH = window.innerHeight, m = 10;
            let x = rect.left, y = rect.top;
            if (x < m) x = m; if (y < m) y = m;
            if (x + rect.width > winW - m) x = winW - rect.width - m;
            if (y + rect.height > winH - m) y = winH - rect.height - m;
            if (Math.round(x) !== Math.round(rect.left) || Math.round(y) !== Math.round(rect.top)) {
                modal.style.left = `${x}px`; modal.style.top = `${y}px`;
                modal.style.right = 'auto'; modal.style.bottom = 'auto';
            }
        };
        const loadModalState = () => {
            try { applyModalStoredPosition(); } catch(e) {
                console.error('Failed to load modal state:', e);
                localStorage.removeItem(MODAL_STATE_KEY);
            }
        };

        // トリガー位置保存/復元
        const saveTriggerRelativeState = () => {
            const rect = trigger.getBoundingClientRect();
            const winW = window.innerWidth, winH = window.innerHeight;
            const fromRight = winW - rect.right, fromBottom = winH - rect.bottom;
            const h_anchor = rect.left < fromRight ? 'left' : 'right';
            const h_value  = h_anchor === 'left' ? rect.left : fromRight;
            const v_anchor = rect.top  < fromBottom ? 'top'  : 'bottom';
            const v_value  = v_anchor === 'top' ? rect.top : fromBottom;
            const state = { h_anchor, h_value, v_anchor, v_value };
            localStorage.setItem(TRIGGER_STATE_KEY, JSON.stringify(state));
        };
        const applyTriggerStoredPosition = () => {
            try {
                const s = JSON.parse(localStorage.getItem(TRIGGER_STATE_KEY) || '{}');
                const h_anchor = s.h_anchor || 'right';
                const h_value  = s.h_value ?? 20;
                const v_anchor = s.v_anchor || 'top';
                const v_value  = s.v_value ?? 18;
                trigger.style.left = trigger.style.right = trigger.style.top = trigger.style.bottom = 'auto';
                if (h_anchor === 'right') trigger.style.right = `${h_value}px`; else trigger.style.left = `${h_value}px`;
                if (v_anchor === 'bottom') trigger.style.bottom = `${v_value}px`; else trigger.style.top = `${v_value}px`;
            } catch(e) { console.error('Failed to apply trigger position:', e); }
        };
        const keepTriggerInViewport = () => {
            const rect = trigger.getBoundingClientRect();
            const winW = window.innerWidth, winH = window.innerHeight, m = 6;
            let x = rect.left, y = rect.top;
            if (x < m) x = m; if (y < m) y = m;
            if (x + rect.width > winW - m) x = winW - rect.width - m;
            if (y + rect.height > winH - m) y = winH - rect.height - m;
            if (Math.round(x) !== Math.round(rect.left) || Math.round(y) !== Math.round(rect.top)) {
                trigger.style.left = `${x}px`; trigger.style.top = `${y}px`;
                trigger.style.right = 'auto'; trigger.style.bottom = 'auto';
                saveTriggerRelativeState();
            }
        };
        const setupTriggerDrag = () => {
            const DRAG_THRESHOLD = 4;
            let isPointerDown = false, isDragging = false, start = {x:0,y:0,left:0,top:0}, suppressClick=false;
            const onPointerDown = (e) => {
                if (e.button !== 0) return;
                isPointerDown = true; isDragging = false; suppressClick=false;
                const rect = trigger.getBoundingClientRect();
                start = { x:e.clientX, y:e.clientY, left:rect.left, top:rect.top };
                try{ trigger.setPointerCapture(e.pointerId);}catch(_){}
            };
            const onPointerMove = (e) => {
                if (!isPointerDown) return;
                const dx = e.clientX - start.x, dy = e.clientY - start.y;
                if (!isDragging) {
                    if (Math.hypot(dx, dy) < DRAG_THRESHOLD) return;
                    isDragging = true;
                    trigger.style.right = 'auto'; trigger.style.bottom = 'auto';
                    trigger.style.left = `${start.left}px`; trigger.style.top = `${start.top}px`;
                    document.body.classList.add('adv-dragging');
                }
                const winW = window.innerWidth, winH = window.innerHeight;
                const w = trigger.offsetWidth, h = trigger.offsetHeight;
                let nx = start.left + dx, ny = start.top + dy;
                nx = Math.max(0, Math.min(nx, winW - w)); ny = Math.max(0, Math.min(ny, winH - h));
                trigger.style.left = `${nx}px`; trigger.style.top = `${ny}px`;
            };
            const onPointerUp = (e) => {
                if (!isPointerDown) return; isPointerDown = false;
                try{ trigger.releasePointerCapture(e.pointerId);}catch(_){}
                if (isDragging) {
                    isDragging = false; document.body.classList.remove('adv-dragging');
                    suppressClick = true; setTimeout(()=>{suppressClick=false;},150);
                    saveTriggerRelativeState();
                }
            };
            trigger.addEventListener('click', (e)=>{ if(suppressClick){ e.preventDefault(); e.stopPropagation(); }}, true);
            trigger.addEventListener('pointerdown', onPointerDown);
            window.addEventListener('pointermove', onPointerMove);
            window.addEventListener('pointerup', onPointerUp);
            window.addEventListener('pointercancel', onPointerUp);
        };

        // 初期トリガー位置
        applyTriggerStoredPosition();
        requestAnimationFrame(keepTriggerInViewport);
        setupTriggerDrag();

        // ===== 検索ボックス同期 =====
        const STATE_SYNC = {
            parseFromSearchToModal: () => {
                if (isUpdating || modal.style.display === 'none') return;
                const si = getActiveSearchInput();
                parseQueryAndApplyToModal(si ? si.value : '');
            },
            applyFromModalToSearch: () => {
                if (isUpdating) return;
                isUpdating = true;
                const finalQuery = buildQueryStringFromModal();
                const si = getActiveSearchInput();
                if (si) { si.value = finalQuery; si.dispatchEvent(new Event('input',{bubbles:true})); }
                isUpdating = false;
            }
        };

        const buildQueryStringFromModal = () => {
            const q = [];
            const fields = {
                all: document.getElementById('adv-all-words').value.trim(),
                exact: document.getElementById('adv-exact-phrase').value.trim(),
                any: document.getElementById('adv-any-words').value.trim(),
                not: document.getElementById('adv-not-words').value.trim(),
                hash: document.getElementById('adv-hashtag').value.trim(),
                lang: document.getElementById('adv-lang').value,
                replies: document.getElementById('adv-replies').value,
                min_replies: document.getElementById('adv-min-replies').value,
                min_faves: document.getElementById('adv-min-faves').value,
                min_retweets: document.getElementById('adv-min-retweets').value,
                since: document.getElementById('adv-since').value,
                until: document.getElementById('adv-until').value,
            };
            if (fields.all) q.push(fields.all);
            if (fields.exact) q.push(`"${fields.exact.replace(/"/g,'')}"`);
            if (fields.any) q.push(`(${fields.any.split(/\s+/).filter(Boolean).join(' OR ')})`);
            if (fields.not) q.push(...fields.not.split(/\s+/).filter(Boolean).map(w=>`-${w}`));
            if (fields.hash) q.push(...fields.hash.split(/\s+/).filter(Boolean).map(h=>`#${h.replace(/^#/,'')}`));
            if (fields.lang) q.push(`lang:${fields.lang}`);

            const createAccountQuery = (inputId, operator) => {
                const value = document.getElementById(inputId).value.trim();
                if (!value) return null;
                const isExclude = document.getElementById(`${inputId}-exclude`).checked;
                const terms = value.split(/\s+/).filter(Boolean);
                if (isExclude) return terms.map(t=>`-${operator}${t.replace(/^@/,'')}`).join(' ');
                const processed = terms.map(t=>`${operator}${t.replace(/^@/,'')}`);
                return processed.length>1 ? `(${processed.join(' OR ')})` : processed[0];
            };
            const fromQ = createAccountQuery('adv-from-user','from:'); if (fromQ) q.push(fromQ);
            const toQ = createAccountQuery('adv-to-user','to:'); if (toQ) q.push(toQ);
            const mentionQ = createAccountQuery('adv-mentioning','@'); if (mentionQ) q.push(mentionQ);

            if (fields.min_replies) q.push(`min_replies:${fields.min_replies}`);
            if (fields.min_faves) q.push(`min_faves:${fields.min_faves}`);
            if (fields.min_retweets) q.push(`min_retweets:${fields.min_retweets}`);
            if (fields.since) q.push(`since:${fields.since}`);
            if (fields.until) q.push(`until:${fields.until}`);

            const addFilter = (type, mapping) => {
                const include = document.getElementById(`adv-filter-${type}-include`).checked;
                const exclude = document.getElementById(`adv-filter-${type}-exclude`).checked;
                if (include) q.push(mapping);
                if (exclude) q.push(`-${mapping}`);
            };
            addFilter('verified','is:verified');
            addFilter('links','filter:links');
            addFilter('images','filter:images');
            addFilter('videos','filter:videos');

            if (fields.replies) {
                const replyMap = { include:'include:replies', only:'filter:replies', exclude:'-filter:replies' };
                if (replyMap[fields.replies]) q.push(replyMap[fields.replies]);
            }
            return q.join(' ');
        };

        const parseQueryAndApplyToModal = (query) => {
            if (isUpdating) return; isUpdating = true;
            form.reset();
            let q = ` ${query} `;
            const parseAccountField = (inputId, operator) => {
                const exclOperator = `-${operator}`;
                const values = [];
                const exclRegex = new RegExp(`\\s(${exclOperator.replace(/[-:]/g,'\\$&')}[^\\s()]+)`,'g');
                [...q.matchAll(exclRegex)].forEach(m=>{ values.push(m[1].substring(exclOperator.length)); q=q.replace(m[0],' '); });
                if (values.length>0){ document.getElementById(inputId).value = values.join(' '); document.getElementById(`${inputId}-exclude`).checked=true; return; }
                const inclGroupRegex = new RegExp(`\\((${operator.replace(':','\\:')}[^)]+)\\)`,'g');
                [...q.matchAll(inclGroupRegex)].forEach(m=>{
                    m[1].split(/\s+OR\s+/).forEach(t=>values.push(t.substring(operator.length)));
                    q=q.replace(m[0],' ');
                });
                const inclSingleRegex = new RegExp(`\\s(?!-)(${operator.replace(':','\\:')}[^\\s()]+)`,'g');
                [...q.matchAll(inclSingleRegex)].forEach(m=>{ values.push(m[1].substring(operator.length)); q=q.replace(m[0],' '); });
                if (values.length>0){ document.getElementById(inputId).value=[...new Set(values)].join(' '); document.getElementById(`${inputId}-exclude`).checked=false; }
            };
            parseAccountField('adv-from-user','from:');
            parseAccountField('adv-to-user','to:');
            parseAccountField('adv-mentioning','@');

            const extract = (regex, cb) => { let m; while((m=regex.exec(q))!==null){ cb(m[1].trim()); q=q.replace(m[0],' '); regex.lastIndex=0; } };
            extract(/"([^"]+)"/g, v=>document.getElementById('adv-exact-phrase').value=v);
            extract(/lang:([^\s]+)/g, v=>document.getElementById('adv-lang').value=v);
            extract(/#([^\s]+)/g, v=>document.getElementById('adv-hashtag').value=(document.getElementById('adv-hashtag').value+' '+v).trim());
            extract(/min_replies:(\d+)/g, v=>document.getElementById('adv-min-replies').value=v);
            extract(/min_faves:(\d+)/g, v=>document.getElementById('adv-min-faves').value=v);
            extract(/min_retweets:(\d+)/g, v=>document.getElementById('adv-min-retweets').value=v);
            extract(/since:(\d{4}-\d{2}-\d{2})/g, v=>document.getElementById('adv-since').value=v);
            extract(/until:(\d{4}-\d{2}-\d{2})/g, v=>document.getElementById('adv-until').value=v);

            const filterMap = { 'is:verified':'verified', 'filter:links':'links', 'filter:images':'images', 'filter:videos':'videos' };
            Object.entries(filterMap).forEach(([op,id])=>{
                const r = new RegExp(`\\s(-?)${op.replace(':','\\:')}\\s`,'g');
                q=q.replace(r,(m,prefix)=>{ document.getElementById(`adv-filter-${id}-${prefix? 'exclude':'include'}`).checked=true; return ' '; });
            });

            if (/\sinclude:replies\s/.test(q)) { document.getElementById('adv-replies').value='include'; q=q.replace(/\sinclude:replies\s/,' '); }
            else if (/\sfilter:replies\s/.test(q)) { document.getElementById('adv-replies').value='only'; q=q.replace(/\sfilter:replies\s/,' '); }
            else if (/\s-filter:replies\s/.test(q)) { document.getElementById('adv-replies').value='exclude'; q=q.replace(/\s-filter:replies\s/,' '); }

            const orGroups = q.match(/\(([^)]+)\)/g);
            if (orGroups) {
                const anyWords = orGroups.map(g=>g.replace(/[()]/g,'').replace(/\s+OR\s+/g,' ')).join(' ');
                document.getElementById('adv-any-words').value = anyWords.trim();
                q=q.replace(/\(([^)]+)\)/g,' ');
            }

            document.getElementById('adv-not-words').value = (q.match(/\s-\S+/g)||[]).map(w=>w.trim().substring(1)).join(' ');
            q=q.replace(/\s-\S+/g,' ');
            document.getElementById('adv-all-words').value = q.trim().split(/\s+/).filter(Boolean).join(' ');
            isUpdating=false;
        };

        const syncFromModalToSearchBox = () => {
            if (isUpdating) return; isUpdating=true;
            const finalQuery = buildQueryStringFromModal();
            const si = getActiveSearchInput();
            if (si){ si.value = finalQuery; si.dispatchEvent(new Event('input',{bubbles:true})); }
            isUpdating=false;
        };
        const syncFromSearchBoxToModal = STATE_SYNC.parseFromSearchToModal;

        const executeSearch = () => {
            const finalQuery = buildQueryStringFromModal().trim();
            if (!finalQuery) return;
            const si = getActiveSearchInput();
            const oldURL = location.href;
            if (si) {
                si.value = finalQuery; si.dispatchEvent(new Event('input',{bubbles:true}));
                const parentForm = si.closest('form');
                if (parentForm && typeof parentForm.requestSubmit === 'function') {
                    parentForm.requestSubmit();
                    setTimeout(()=>{ if(location.href===oldURL){ window.location.href=`https://x.com/search?q=${encodeURIComponent(finalQuery)}&src=typed_query`; }}, 300);
                    return;
                }
            }
            window.location.href = `https://x.com/search?q=${encodeURIComponent(finalQuery)}&src=typed_query`;
        };

        // モーダルドラッグ
        const setupModalDrag = () => {
            const header = modal.querySelector('.adv-modal-header');
            let dragging=false, offset={x:0,y:0};
            header.addEventListener('mousedown', e=>{
                if (e.target.matches('button,a')) return;
                dragging=true;
                const rect = modal.getBoundingClientRect();
                modal.style.right=modal.style.bottom='auto';
                modal.style.left=`${rect.left}px`; modal.style.top=`${rect.top}px`;
                offset = { x:e.clientX-rect.left, y:e.clientY-rect.top };
                document.body.classList.add('adv-dragging');
            });
            document.addEventListener('mousemove', e=>{
                if(!dragging) return;
                let nx = e.clientX - offset.x, ny = e.clientY - offset.y;
                nx=Math.max(0,Math.min(nx,window.innerWidth - modal.offsetWidth));
                ny=Math.max(0,Math.min(ny,window.innerHeight - modal.offsetHeight));
                modal.style.left=`${nx}px`; modal.style.top=`${ny}px`;
            });
            document.addEventListener('mouseup', ()=>{
                if(dragging){ dragging=false; document.body.classList.remove('adv-dragging'); saveModalRelativeState(); }
            });
        };

        // ===== UI一元調停(モーダル+トリガー) =====
        const reconcileUI = () => {
            const stored = (()=>{ try { return JSON.parse(localStorage.getItem(MODAL_STATE_KEY)||'{}'); } catch{ return {}; } })();
            const desiredVisible = !!stored.visible;
            const media = isMediaViewPath(location.pathname);

            // 1) トリガー可視性
            if (media) {
                trigger.style.display = 'none';
            } else {
                trigger.style.display = ''; // CSSの display:flex を有効化
                applyTriggerStoredPosition();
                requestAnimationFrame(keepTriggerInViewport);
            }

            // 2) モーダル可視性
            const shouldShow = (!media) && (desiredVisible || manualOverrideOpen);
            const wasShown = (modal.style.display === 'flex');
            modal.style.display = shouldShow ? 'flex' : 'none';
            if (shouldShow) {
                applyModalStoredPosition();
                requestAnimationFrame(keepModalInViewport);
                // 非表示→表示の遷移時に同期
                if (!wasShown) {
                    syncFromSearchBoxToModal();
                }
            }
        };

        // クリックで開閉
        trigger.addEventListener('click', () => {
            if (trigger.style.display === 'none') return;
            const isVisibleNow = modal.style.display === 'flex';
            if (isVisibleNow) {
                manualOverrideOpen = false;
                modal.style.display = 'none';
                saveModalRelativeState(); // 手動閉じ=保存 visible=false
            } else {
                manualOverrideOpen = true;
                modal.style.display = 'flex';
                // 開いた瞬間にハイドレート
                syncFromSearchBoxToModal();
                applyModalStoredPosition();
                requestAnimationFrame(keepModalInViewport);
                // 開いた直後にズームを適用
                applyZoom();
                saveModalRelativeState(); // 手動開き=保存 visible=true
            }
        });

        closeButton.addEventListener('click', () => {
            manualOverrideOpen = false;
            modal.style.display = 'none';
            saveModalRelativeState();
        });

        clearButton.addEventListener('click', () => { form.reset(); syncFromModalToSearchBox(); });
        applyButton.addEventListener('click', executeSearch);
        form.addEventListener('input', syncFromModalToSearchBox);
        form.addEventListener('keydown', e => {
            if (e.key === 'Enter' && (e.target.matches('input[type="text"], input[type="number"]'))) {
                e.preventDefault();
                executeSearch();
            }
        });

        // --- SPA遷移フック ---
        const installNavigationHooks = (onRouteChange) => {
            let lastHref = location.href;
            // NEW: 体感レスポンス改善(120-150ms → 60ms)
            const _debounce = (fn, wait=60) => { let t; return (...a)=>{ clearTimeout(t); t=setTimeout(()=>fn(...a), wait); }; };
            const fireIfChanged = _debounce(() => {
                const now = location.href;
                if (now !== lastHref) { lastHref = now; onRouteChange(); }
            }, 60);

            const wrapHistory = (m) => {
                const orig = history[m];
                history[m] = function(...args){
                    // NEW: pushState/replaceState の第3引数(URL)がメディアなら先に隠す
                    try {
                        const href = args && args[2];
                        if (href) {
                            const u = new URL(href, location.href);
                            if (u.origin === location.origin && isMediaViewPath(u.pathname)) {
                                hideUIImmediately(document.getElementById('advanced-search-modal'),
                                                  document.getElementById('advanced-search-trigger'));
                            }
                        }
                    } catch(_) {}
                    const ret = orig.apply(this, args);
                    queueMicrotask(fireIfChanged);
                    return ret;
                };
            };
            wrapHistory('pushState'); wrapHistory('replaceState');
            window.addEventListener('popstate', fireIfChanged);

            document.addEventListener('click', (e) => {
                const a = e.target && e.target.closest ? e.target.closest('a[href]') : null;
                if (!a) return;
                try {
                    const u = new URL(a.href, location.href);
                    if (u.origin === location.origin) {
                        // NEW: 事前非表示(同一タブ遷移のみ。新規タブ/新規ウィンドウは除外)
                        const sameTab = !(e.metaKey || e.ctrlKey || e.shiftKey || a.target === '_blank' || e.button === 1);
                        if (sameTab && isMediaViewPath(u.pathname)) {
                            hideUIImmediately(document.getElementById('advanced-search-modal'),
                                              document.getElementById('advanced-search-trigger'));
                        }
                        // 既存の SPA 変更検知はゼロ遅延でスケジュール
                        setTimeout(fireIfChanged, 0);
                    }
                } catch(_) {}
            }, true);

            const mo = new MutationObserver(fireIfChanged);
            mo.observe(document.documentElement, { childList:true, subtree:true });
            // NEW: 最悪待ち時間の短縮(1500ms → 300ms)
            const pollId = setInterval(fireIfChanged, 300);
            return () => { mo.disconnect(); clearInterval(pollId); };
        };

        const setupObservers = () => {
            const observer = new MutationObserver((mutations) => {
                let searchBoxChanged=false;
                for (const m of mutations) {
                    if (m.addedNodes.length>0) {
                        for (const node of m.addedNodes) {
                            if (node.nodeType!==Node.ELEMENT_NODE) continue;
                            if (node.matches?.('input[data-testid="SearchBox_Search_Input"]') || node.querySelector?.('input[data-testid="SearchBox_Search_Input"]')) { searchBoxChanged=true; break; }
                        }
                    }
                    if (searchBoxChanged) break;
                }
                if (searchBoxChanged) { syncFromSearchBoxToModal(); }
                document.querySelectorAll('input[data-testid="SearchBox_Search_Input"]').forEach(input=>{
                    if (!input.dataset.advSearchAttached) {
                        input.dataset.advSearchAttached='true';
                        input.addEventListener('input', () => { if (input === getActiveSearchInput()) { syncFromSearchBoxToModal(); } });
                    }
                });
            });
            observer.observe(document.body, { childList:true, subtree:true });

            installNavigationHooks(() => {
                console.log('[X Adv Search] Route changed, re-syncing...');
                manualOverrideOpen = false;   // ルート遷移時は手動オーバーライド解除
                reconcileUI();                // トリガー&モーダルの表示を再評価
                syncFromSearchBoxToModal();   // 同期
            });
        };

        // リサイズ
        window.addEventListener('resize', debounce(()=>{
            if (modal.style.display === 'flex') { applyModalStoredPosition(); requestAnimationFrame(keepModalInViewport); }
            if (trigger.style.display !== 'none') { applyTriggerStoredPosition(); requestAnimationFrame(keepTriggerInViewport); }
        }, 100));

        // 初期処理
        loadModalState();
        reconcileUI();     // 初回にトリガー&モーダル表示を決定(メディアURLなら両方隠す)
        setupModalDrag();
        setupObservers();

        (async () => {
            const input = await waitForElement(searchInputSelectors.join(','), 7000);
            if (input) syncFromSearchBoxToModal();
        })();
    };

    if (document.readyState === 'loading') {
        document.addEventListener('DOMContentLoaded', initialize);
    } else {
        initialize();
    }
})();