peertube-plugin-yaktube-ondemand/client.js

// 100% Incompatible Browser Suppression & Error Guardian
// CRITICAL: PeerTube's Angular app (my-app ngOnInit) relies on document.getElementById('incompatible-browser')
// to exist so it can do .className += " browser-ok" before calling this.loadUser()!
// Removing it from DOM causes a null pointer crash that breaks user session initialization!
if (typeof window !== 'undefined') {
  try {
    window.displayIncompatibleBrowser = function () {};
    var neuterIncompatible = function () {
      var el = document.getElementById('incompatible-browser');
      if (el) {
        if (!el.classList.contains('browser-ok')) {
          el.classList.add('browser-ok');
        }
        el.style.setProperty('display', 'none', 'important');
        el.style.setProperty('visibility', 'hidden', 'important');
        el.style.setProperty('height', '0px', 'important');
        el.style.setProperty('width', '0px', 'important');
        el.style.setProperty('opacity', '0', 'important');
        el.style.setProperty('pointer-events', 'none', 'important');
      } else {
        try {
          var dummy = document.createElement('div');
          dummy.id = 'incompatible-browser';
          dummy.className = 'browser-ok';
          dummy.style.display = 'none';
          (document.body || document.documentElement).appendChild(dummy);
        } catch (e) {}
      }
    };
    neuterIncompatible();
    if (document.readyState === 'loading') {
      document.addEventListener('DOMContentLoaded', neuterIncompatible);
    }
    setInterval(neuterIncompatible, 1000);
  } catch (e) {}
}

// Immediate URL rewrite: redirect legacy /search/videos to /search
if (typeof window !== 'undefined' && window.location) {
  if (window.location.pathname === '/search/videos' || window.location.pathname.startsWith('/search/videos/')) {
    var targetSearch = window.location.search || '';
    window.location.replace('/search' + targetSearch);
  }
}
try {
  (function () {
    if (window.__YAKTUBE_ENGINE_LOADED__) return;
    window.__YAKTUBE_ENGINE_LOADED__ = true;
    try {
      localStorage.setItem('hide-mobile-msg', 'true');
      sessionStorage.setItem('hide-mobile-msg', 'true');
    } catch (e) {}
    console.log('[YakTube] YakNet SSO, Custom Branding, A11y & On-Demand Engine Active');

    // Ensure Fediverse Global Search (SepiaSearch) is default in PeertubeServerConfig
    try {
      if (window.PeertubeServerConfig && window.PeertubeServerConfig.search && window.PeertubeServerConfig.search.searchIndex) {
        window.PeertubeServerConfig.search.searchIndex.isDefaultSearch = true;
      }
    } catch (e) {}

    // Dynamic Instance Name Helper
    function getInstanceName() {
      if (
        window.PeertubeServerConfig &&
        window.PeertubeServerConfig.instance &&
        window.PeertubeServerConfig.instance.name
      ) {
        return window.PeertubeServerConfig.instance.name;
      }
      var metaSite = document.querySelector('meta[property="og:site_name"]');
      if (metaSite && metaSite.content) return metaSite.content;
      var brandEl = document.querySelector('.header-left .brand-name, .instance-name, a.brand');
      if (brandEl && brandEl.textContent) return brandEl.textContent.trim();
      return 'YakTube';
    }

    // 1. Screen Reader Live Announcer
    var liveRegion = null;
    function getLiveRegion() {
      if (!liveRegion || !document.body.contains(liveRegion)) {
        liveRegion = document.getElementById('yaktube-a11y-live-region');
        if (!liveRegion) {
          liveRegion = document.createElement('div');
          liveRegion.id = 'yaktube-a11y-live-region';
          liveRegion.setAttribute('aria-live', 'polite');
          liveRegion.setAttribute('aria-atomic', 'true');
          liveRegion.className = 'yaktube-sr-only';
          document.body.appendChild(liveRegion);
        }
      }
      return liveRegion;
    }

    function announce(text, assertive) {
      var region = getLiveRegion();
      if (assertive) {
        region.setAttribute('aria-live', 'assertive');
      } else {
        region.setAttribute('aria-live', 'polite');
      }
      region.textContent = '';
      setTimeout(function () {
        region.textContent = text;
      }, 50);
    }

    // Load official YakNet Web Component definition
    if (
      typeof customElements !== 'undefined' &&
      !customElements.get('yaknet-account') &&
      !document.getElementById('yaknet-account-script')
    ) {
      var s = document.createElement('script');
      s.id = 'yaknet-account-script';
      s.src = 'https://auth.yakhub.com.tr/js/yaknet-account.js';
      s.async = true;
      document.head.appendChild(s);
    }

    // Silent background SSO Probe Engine
    function initSilentSSOProbe() {
      var token = localStorage.getItem('access_token');
      var isManualLogout = sessionStorage.getItem('yaknet_manual_logout');
      if (
        token ||
        isManualLogout ||
        window.location.search.includes('local=true') ||
        window.location.search.includes('externalAuthError') ||
        window.location.pathname.includes('/login')
      ) {
        return;
      }

      var iframeId = 'yaknet-sso-iframe-instance';
      if (!document.getElementById(iframeId)) {
        var iframe = document.createElement('iframe');
        iframe.id = iframeId;
        iframe.src = 'https://auth.yakhub.com.tr/sdk/sso-frame';
        iframe.title = 'YakNet Oturum Kontrolü';
        iframe.setAttribute('aria-hidden', 'true');
        iframe.tabIndex = -1;
        iframe.style.cssText =
          'display:none!important;width:0!important;height:0!important;border:0!important;position:absolute!important;pointer-events:none!important;';
        document.body.appendChild(iframe);
      }
    }
    if (document.readyState === 'loading') {
      document.addEventListener('DOMContentLoaded', initSilentSSOProbe);
    } else {
      initSilentSSOProbe();
    }

    function triggerYakNetOAuth() {
      sessionStorage.removeItem('yaknet_manual_logout');
      var callbackUrl = 'https://yaktube.yakhub.com.tr/plugins/peertube-plugin-auth-yaknet/router/auth-callback';
      window.location.href =
        'https://auth.yakhub.com.tr/oauth/authorize?client_id=01a03c41-f758-721e-b927-619bffde5c23&redirect_uri=' +
        encodeURIComponent(callbackUrl) +
        '&response_type=code&scope=';
    }

    // Handle direct postMessage from YakNet SSO frame
    window.addEventListener('message', function (ev) {
      if (ev.data && ev.data.type === 'YAKNET_SSO_STATUS') {
        if (ev.data.authenticated && ev.data.user) {
          var token = localStorage.getItem('access_token');
          if (
            !token &&
            !window.location.search.includes('local=true') &&
            !window.location.search.includes('externalAuthError')
          ) {
            sessionStorage.removeItem('yaknet_manual_logout');
            console.log('[YakTube] Live YakNet session detected via SSO frame! Connecting...', ev.data.user);
            triggerYakNetOAuth();
          }
        } else if (ev.data.authenticated === false) {
          var hasToken = localStorage.getItem('access_token') || localStorage.getItem('username');
          if (hasToken) {
            console.log('[YakTube] YakNet session ended elsewhere. Clearing YakTube...');
            clearYakTubeAuthSession();
            window.location.reload();
          }
        }
      }
    });

    // Global listener for YakNet SSO broadcast from auth.yakhub.com.tr
    window.addEventListener('yaknet-auth', function (e) {
      if (e.detail && e.detail.authenticated && e.detail.user) {
        var token = localStorage.getItem('access_token');
        if (
          !token &&
          !window.location.search.includes('local=true') &&
          !window.location.search.includes('externalAuthError')
        ) {
          sessionStorage.removeItem('yaknet_manual_logout');
          console.log('[YakTube] Initiating automatic single-sign-on handshake for:', e.detail.user);
          triggerYakNetOAuth();
        }
      } else if (e.detail && e.detail.authenticated === false) {
        var hasToken = localStorage.getItem('access_token') || localStorage.getItem('username');
        if (hasToken) {
          clearYakTubeAuthSession();
          window.location.reload();
        }
      }
    });

    // Clear YakTube auth session and cloud search cache safely
    function clearYakTubeAuthSession() {
      try {
        localStorage.removeItem('access_token');
        localStorage.removeItem('refresh_token');
        localStorage.removeItem('token_type');
        localStorage.removeItem('id');
        localStorage.removeItem('username');
        localStorage.removeItem('displayName');
        localStorage.removeItem('email');
        localStorage.removeItem('role');
        localStorage.removeItem('yaktube_recent_searches');
        sessionStorage.clear();
      } catch (e) {}
    }

    // Unified single sign-out for YakTube and YakNet
    function performUnifiedLogout() {
      clearYakTubeAuthSession();
      try {
        sessionStorage.setItem('yaknet_manual_logout', 'true');
      } catch (err) {}
      window.location.replace(
        'https://auth.yakhub.com.tr/sdk/logout?redirect_uri=' + encodeURIComponent('https://yaktube.yakhub.com.tr')
      );
    }

    document.addEventListener(
      'click',
      function (e) {
        var el = e.target;
        if (el && el.closest) {
          var isLogout = el.closest(
            'a[href*="logout"], button[title*="Log out"], button[title*="Çıkış"], .logout-button, [class*="logout"], [aria-label*="Çıkış"], [aria-label*="Log out"]'
          );
          if (isLogout) {
            e.preventDefault();
            e.stopPropagation();
            performUnifiedLogout();
            return;
          }
          var isLogin = el.closest(
            'my-login-link, .login-button, a[href*="/login"]:not(#yaktube-show-admin-login), a[aria-label*="Giriş"], a[title*="Giriş"], a[title*="login"], a[aria-label*="login"], .yaknet-sso-login-btn'
          );
          if (isLogin && !window.location.search.includes('local=true')) {
            e.preventDefault();
            e.stopPropagation();
            sessionStorage.removeItem('yaknet_manual_logout');
            triggerYakNetOAuth();
            return;
          }
        }
      },
      true
    );

    // 2.3 Dedicated Local Admin Login Modal (Alt+A)
    function openLocalAdminLoginModal() {
      var existingModal = document.getElementById('yaktube-admin-login-modal');
      if (existingModal) {
        existingModal.style.display = 'flex';
        var uInput = existingModal.querySelector('#yaktube-admin-username');
        if (uInput) uInput.focus();
        return;
      }

      var modal = document.createElement('div');
      modal.id = 'yaktube-admin-login-modal';
      modal.className = 'yaktube-modal-overlay';
      modal.setAttribute('role', 'dialog');
      modal.setAttribute('aria-modal', 'true');
      modal.setAttribute('aria-labelledby', 'yaktube-admin-modal-title');

      modal.innerHTML =
        '<div class="yaktube-modal-card" style="max-width: 420px; background:#181824; border:1px solid rgba(255,143,55,0.4); border-radius:18px; padding:26px; color:#fff; box-shadow:0 16px 40px rgba(0,0,0,0.8); text-align:left;">' +
        '<div style="display:flex; justify-content:space-between; align-items:center; margin-bottom:18px;">' +
        '<h3 id="yaktube-admin-modal-title" style="margin:0; font-size:18px; color:#ff8f37;">⚙️ Sunucu Yöneticisi Girişi</h3>' +
        '<button id="yaktube-admin-modal-close" class="yaktube-voice-modal-close-btn" aria-label="Kapat">✕</button>' +
        '</div>' +
        '<p style="font-size:13px; color:#aaa; margin-bottom:16px;">Yerel yönetici (admin) kullanıcı adı ve şifrenizle giriş yaparak PeerTube yönetim paneline erişebilirsiniz.</p>' +
        '<form id="yaktube-admin-direct-form" style="display:flex; flex-direction:column; gap:12px;">' +
        '<div style="display:flex; flex-direction:column; gap:4px;">' +
        '<label for="yaktube-admin-username" style="font-size:13px; font-weight:600; color:#ddd;">Kullanıcı Adı veya E-posta:</label>' +
        '<input type="text" id="yaktube-admin-username" required style="background:#22222e; border:1px solid #444; border-radius:8px; padding:10px 12px; color:#fff; font-size:14px; outline:none;" />' +
        '</div>' +
        '<div style="display:flex; flex-direction:column; gap:4px;">' +
        '<label for="yaktube-admin-password" style="font-size:13px; font-weight:600; color:#ddd;">Şifre:</label>' +
        '<input type="password" id="yaktube-admin-password" required style="background:#22222e; border:1px solid #444; border-radius:8px; padding:10px 12px; color:#fff; font-size:14px; outline:none;" />' +
        '</div>' +
        '<div id="yaktube-admin-login-error" style="color:#ef4444; font-size:13px; display:none; margin-top:4px;"></div>' +
        '<button type="submit" id="yaktube-admin-login-submit" style="background:linear-gradient(135deg, #ff8f37 0%, #ff5e3a 100%); color:#fff; border:none; border-radius:8px; padding:12px; font-weight:700; font-size:14px; cursor:pointer; margin-top:6px;">Yönetici Olarak Giriş Yap</button>' +
        '</form>' +
        '</div>';

      document.body.appendChild(modal);

      modal.querySelector('#yaktube-admin-modal-close').addEventListener('click', function () {
        modal.style.display = 'none';
      });
      modal.addEventListener('click', function (e) {
        if (e.target === modal) modal.style.display = 'none';
      });

      var form = modal.querySelector('#yaktube-admin-direct-form');
      var errEl = modal.querySelector('#yaktube-admin-login-error');
      var uInput = modal.querySelector('#yaktube-admin-username');
      var pInput = modal.querySelector('#yaktube-admin-password');
      var sBtn = modal.querySelector('#yaktube-admin-login-submit');

      uInput.focus();

      form.addEventListener('submit', async function (ev) {
        ev.preventDefault();
        errEl.style.display = 'none';
        sBtn.disabled = true;
        sBtn.innerText = 'Giriş Yapılıyor...';

        try {
          var clientRes = await fetch('/api/v1/oauth-clients/local');
          var clientData = await clientRes.json();

          var bodyParams = new URLSearchParams({
            client_id: clientData.client_id,
            client_secret: clientData.client_secret,
            grant_type: 'password',
            username: uInput.value.trim(),
            password: pInput.value
          });

          var tokenRes = await fetch('/api/v1/users/token', {
            method: 'POST',
            headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
            body: bodyParams.toString()
          });

          var tokenData = await tokenRes.json();
          if (!tokenRes.ok || !tokenData.access_token) {
            throw new Error(tokenData.error_description || tokenData.error || 'Kullanıcı adı veya şifre hatalı.');
          }

          // Store tokens
          localStorage.setItem('access_token', tokenData.access_token);
          localStorage.setItem('refresh_token', tokenData.refresh_token);
          localStorage.setItem('token_type', tokenData.token_type || 'Bearer');
          localStorage.setItem('username', uInput.value.trim());

          // Get user details
          var meRes = await fetch('/api/v1/users/me', {
            headers: { Authorization: 'Bearer ' + tokenData.access_token }
          });
          if (meRes.ok) {
            var meData = await meRes.json();
            localStorage.setItem('email', meData.email || '');
            localStorage.setItem('displayName', meData.displayName || meData.username || '');
          }

          announce('Yönetici girişi başarılı! Yönetim paneline yönlendiriliyorsunuz.', true);
          window.location.href = '/admin';
        } catch (err) {
          errEl.innerText = err.message;
          errEl.style.display = 'block';
          sBtn.disabled = false;
          sBtn.innerText = 'Yönetici Olarak Giriş Yap';
        }
      });
    }

    // 2. YakNet SSO Header & Login Flow
    function injectYakNetSSO() {
      // 2.1 Header: Place YakNet Account widget in top-right .buttons-container
      var headerRight =
        document.querySelector('my-header .buttons-container') ||
        document.querySelector('.buttons-container') ||
        document.querySelector('my-header .header-right') ||
        document.querySelector('my-header .user-menu') ||
        document.querySelector('my-header .action-buttons') ||
        document.querySelector('.header-right') ||
        document.querySelector('header .right');

      var token = localStorage.getItem('access_token');
      var uName = localStorage.getItem('username');
      var uEmail = localStorage.getItem('email');
      var displayName = localStorage.getItem('displayName') || uName || '';
      var emailStr = uEmail || '';
      var isAuth = !!token && !!uName;

      if (headerRight) {
        var liveWidget = headerRight.querySelector('#yaknet-header-account-widget');

        if (isAuth) {
          // 1. AUTHENTICATED: Add class to body & Hide ALL native login links completely
          document.body.classList.add('yaktube-user-logged-in');
          document
            .querySelectorAll('my-login-link, a[href*="/login"], .login-button, [class*="login-link"]')
            .forEach(function (btn) {
              btn.style.setProperty('display', 'none', 'important');
              btn.setAttribute('aria-hidden', 'true');
              btn.setAttribute('tabindex', '-1');
            });

          if (!liveWidget) {
            var widgetWrap = document.createElement('div');
            widgetWrap.id = 'yaknet-header-account-widget';
            widgetWrap.className = 'yaknet-header-widget';
            widgetWrap.style.display = 'inline-flex';
            widgetWrap.style.alignItems = 'center';
            widgetWrap.style.marginRight = '8px';

            widgetWrap.innerHTML =
              '<yaknet-account ' +
              'client-id="01a03c41-f758-721e-b927-619bffde5c23" ' +
              'redirect-uri="https://yaktube.yakhub.com.tr/plugins/peertube-plugin-auth-yaknet/router/auth-callback" ' +
              'base-url="https://auth.yakhub.com.tr" ' +
              'login-url="/login" ' +
              'authenticated="true" ' +
              'user-name="' +
              displayName.replace(/"/g, '&quot;') +
              '" ' +
              'user-email="' +
              emailStr.replace(/"/g, '&quot;') +
              '" ' +
              'theme="dark">' +
              '</yaknet-account>';

            var targetSibling =
              headerRight.querySelector('my-user-menu') ||
              headerRight.querySelector('.user-menu') ||
              headerRight.querySelector('.settings-button') ||
              headerRight.querySelector('my-user-notifications') ||
              headerRight.querySelector('my-notification-bell');

            if (targetSibling && targetSibling.parentElement === headerRight) {
              headerRight.insertBefore(widgetWrap, targetSibling);
            } else {
              headerRight.prepend(widgetWrap);
            }
          } else {
            var el = liveWidget.querySelector('yaknet-account');
            if (el) {
              if (el.getAttribute('authenticated') !== 'true' || el.getAttribute('user-name') !== displayName) {
                el.setAttribute('authenticated', 'true');
                el.setAttribute('user-name', displayName);
                el.setAttribute('user-email', emailStr);
                if (typeof el.syncStateFromAttributes === 'function') {
                  el.syncStateFromAttributes();
                  el.render();
                }
              }

              if (el.shadowRoot) {
                var shadowLogoutBtn =
                  el.shadowRoot.getElementById('logoutBtn') ||
                  el.shadowRoot.querySelector('.yn-logout-btn') ||
                  el.shadowRoot.querySelector('button[title*="Çıkış"], button[aria-label*="Çıkış"]');
                if (shadowLogoutBtn && !shadowLogoutBtn.hasAttribute('data-yaktube-hooked')) {
                  shadowLogoutBtn.setAttribute('data-yaktube-hooked', 'true');
                  shadowLogoutBtn.addEventListener(
                    'click',
                    function (ev) {
                      ev.preventDefault();
                      ev.stopPropagation();
                      performUnifiedLogout();
                    },
                    true
                  );
                }
              }
            }
          }
        } else {
          // 2. GUEST / NOT LOGGED IN:
          document.body.classList.remove('yaktube-user-logged-in');
          if (liveWidget) {
            liveWidget.remove();
          }

          document
            .querySelectorAll('my-login-link, a[href*="/login"], .login-button, [class*="login-link"]')
            .forEach(function (btn) {
              btn.style.display = '';
              btn.removeAttribute('aria-hidden');
              btn.removeAttribute('tabindex');

              var loginAnchor = btn.tagName.toLowerCase() === 'a' ? btn : btn.querySelector('a');
              if (loginAnchor) {
                loginAnchor.setAttribute('aria-label', 'YakNet ile Giriş Yap');
                loginAnchor.setAttribute('title', 'YakNet ile Giriş Yap');
                var spanText = loginAnchor.querySelector('span');
                if (spanText) {
                  spanText.textContent = 'YakNet ile Giriş Yap';
                } else {
                  loginAnchor.textContent = 'YakNet ile Giriş Yap';
                }
              }
            });
        }
      }

      // 2.2 Login Modal / Page
      var loginCard =
        document.querySelector('my-login') ||
        document.querySelector('.login-page') ||
        document.querySelector('.login-container') ||
        document.querySelector('form.login') ||
        document.querySelector('form[action*="login"]') ||
        document.querySelector('my-login-modal');

      if (loginCard && !document.getElementById('yaknet-login-section')) {
        var isLocalLogin = window.location.search.includes('local=true') || window.location.pathname.includes('/admin');

        var ssoBox = document.createElement('div');
        ssoBox.id = 'yaknet-login-section';
        ssoBox.className = 'yaknet-login-banner';
        ssoBox.innerHTML =
          '<div style="font-size: 19px; font-weight: 700; color: #ff8f37; margin-bottom: 6px;">YakNet ile YakTube\'a Katılın</div>' +
          '<p style="font-size: 13px; color: #94a3b8; margin-bottom: 16px; line-height: 1.45;">' +
          'YouTube gibi tek bir YakNet hesabıyla güvenle giriş yapabilir, kendi video ve müzik kanallarınızı oluşturabilirsiniz.' +
          '</p>' +
          '<a href="https://auth.yakhub.com.tr/oauth/authorize?client_id=01a03c41-f758-721e-b927-619bffde5c23&redirect_uri=https%3A%2F%2Fyaktube.yakhub.com.tr%2Fplugins%2Fpeertube-plugin-auth-yaknet%2Frouter%2Fauth-callback&response_type=code&scope=" class="yaknet-sso-login-btn" aria-label="YakNet Hesabınız ile Tek Tıkla Giriş Yapın">' +
          '<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M15 3h4a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2h-4"/><polyline points="10 17 15 12 10 7"/><line x1="15" y1="12" x2="3" y2="12"/></svg>' +
          '<span>YakNet ile Giriş Yap</span>' +
          '</a>' +
          '<div style="margin-top: 14px; font-size: 13px; color: #94a3b8;">' +
          'YakNet hesabınız yok mu? <a href="https://auth.yakhub.com.tr/register" target="_blank" rel="noopener noreferrer" style="color: #ff8f37; font-weight: 600; text-decoration: underline;">YakNet Hesabı Oluştur</a>' +
          '</div>' +
          '<div style="margin-top: 14px; padding-top: 12px; border-top: 1px solid rgba(255,255,255,0.08); font-size: 11.5px; color: #64748b; line-height: 1.45;">' +
          'Giriş yaparak <a href="/about/instance" target="_blank" style="color: #94a3b8; text-decoration: underline;">Kullanım Koşulları</a>\'nı ve <a href="/about/instance" target="_blank" style="color: #94a3b8; text-decoration: underline;">Gizlilik Politikası</a>\'nı kabul etmiş sayılırsınız.' +
          '</div>' +
          '<div class="yaktube-admin-login-link" style="margin-top: 14px;">' +
          (isLocalLogin
            ? '<span>⚙️ Yönetici (Local Admin) Giriş Modu Aktif</span>'
            : '<a href="#" id="yaktube-show-admin-login">⚙️ Sunucu Yöneticisi Girişi</a>') +
          '</div>';

        var formFirstChild = loginCard.firstElementChild;
        if (formFirstChild) {
          loginCard.insertBefore(ssoBox, formFirstChild);
        } else {
          loginCard.appendChild(ssoBox);
        }

        var registerLinks = document.querySelectorAll('a[href*="/signup"], a[href*="/register"]');
        registerLinks.forEach(function (l) {
          l.href = 'https://auth.yakhub.com.tr/register';
          l.target = '_blank';
          l.innerText = 'YakNet Hesabı Oluştur';
        });

        var formInputs = loginCard.querySelector('.form-group, .inputs, form') || loginCard.querySelector('input');
        var containerToHide = formInputs ? formInputs.closest('form') || formInputs.parentElement : null;

        if (containerToHide && !isLocalLogin) {
          var subElements = Array.from(loginCard.children).filter(function (el) {
            return (
              el.id !== 'yaknet-login-section' &&
              !el.classList.contains('title') &&
              !el.classList.contains('page-title')
            );
          });

          subElements.forEach(function (el) {
            el.style.display = 'none';
          });

          var showAdminBtn = document.getElementById('yaktube-show-admin-login');
          if (showAdminBtn) {
            showAdminBtn.addEventListener('click', function (e) {
              e.preventDefault();
              openLocalAdminLoginModal();
            });
          }
        }
      }
    }

    // 3. Intelligent Branding & A11y DOM Auto-Fixer
    function autoFixDOM() {
      injectAccessiblePlayerBar();

      // Check if on 403 / unauthorized page and provide admin login button
      var notAuthorizedEl = document.querySelector('my-not-found, .not-found, .forbidden, my-forbidden, .error-page');
      if (notAuthorizedEl && !document.getElementById('yaktube-403-admin-btn')) {
        var btn403 = document.createElement('div');
        btn403.id = 'yaktube-403-admin-btn';
        btn403.style.margin = '20px auto';
        btn403.style.textAlign = 'center';
        btn403.innerHTML =
          '<button style="background:linear-gradient(135deg, #ff8f37 0%, #ff5e3a 100%); color:#fff; border:none; padding:12px 24px; border-radius:10px; font-weight:700; cursor:pointer; font-size:15px;">🔑 Sunucu Yöneticisi Olarak Giriş Yap (Alt+A)</button>';
        btn403.querySelector('button').addEventListener('click', openLocalAdminLoginModal);
        notAuthorizedEl.appendChild(btn403);
      }

      injectYakNetSSO();

      // Check auth status for login button rendering
      var tokenVal = localStorage.getItem('access_token');
      var userVal = localStorage.getItem('username');
      var isAlreadyAuth = !!tokenVal && !!userVal;

      if (!isAlreadyAuth) {
        // Replace all login buttons labels and titles ONLY for guests
        document
          .querySelectorAll(
            'my-login-link, a[href*="/login"], a[title*="Giriş sayfasına git"], [aria-label*="Giriş sayfasına git"]'
          )
          .forEach(function (el) {
            if (el.getAttribute('title') && el.getAttribute('title').includes('Giriş sayfasına git')) {
              el.setAttribute('title', 'YakNet ile Giriş Yap');
            }
            if (el.getAttribute('aria-label') && el.getAttribute('aria-label').includes('Giriş sayfasına git')) {
              el.setAttribute('aria-label', 'YakNet ile Giriş Yap');
            }
            var anchor = el.tagName.toLowerCase() === 'a' ? el : el.querySelector('a');
            if (anchor) {
              anchor.setAttribute('title', 'YakNet ile Giriş Yap');
              anchor.setAttribute('aria-label', 'YakNet ile Giriş Yap');
              var spans = anchor.querySelectorAll('span');
              spans.forEach(function (s) {
                if (
                  s.textContent.includes('Giriş sayfasına git') ||
                  s.textContent.trim() === 'Giriş' ||
                  s.textContent.trim() === 'Giriş yap'
                ) {
                  s.textContent = 'YakNet ile Giriş Yap';
                }
              });
            }
          });
      }

      // Aggressively remove generic Framasoft Open-in-App / Play Store banners
      document
        .querySelectorAll(
          '.mobile-msg, [class*="mobile-msg"], button[title*="Bu mesajı kapat"], button[aria-label*="Bu mesajı kapat"]'
        )
        .forEach(function (m) {
          m.remove();
        });
      var genericAppBanners = document.querySelectorAll(
        'my-open-app, my-client-app-banner, .open-app-container, .app-banner, [class*="open-app"], [class*="open-in-app"], .mobile-app-banner, my-open-in-app, .app-promotion, a[href*="play.google.com/store/apps/details?id=app.joinpeertube"], a[href*="f-droid.org"]'
      );
      genericAppBanners.forEach(function (banner) {
        banner.setAttribute('aria-hidden', 'true');
        banner.setAttribute('tabindex', '-1');
        if (banner.parentElement) {
          try {
            banner.remove();
          } catch (e) {
            banner.style.display = 'none';
          }
        }
      });

      // Replace leftover PeerTube branding in visible UI texts
      var walker = document.createTreeWalker(document.body, NodeFilter.SHOW_TEXT, null, false);
      var node;
      while ((node = walker.nextNode())) {
        var val = node.nodeValue;
        if (val && (val.includes('PeerTube') || val.includes('Peertube'))) {
          var parentTag = node.parentElement ? node.parentElement.tagName : '';
          var parentElem = node.parentElement;
          if (
            parentElem &&
            (parentElem.closest('#yaktube-ondemand-container') ||
              parentElem.closest('#yaktube-live-watch-container') ||
              parentElem.tagName === 'SCRIPT' ||
              parentElem.tagName === 'STYLE')
          ) {
            continue;
          }
          if (true) {
            node.nodeValue = val
              .replace(/PeerTube hakkında/gi, 'YakTube Hakkında')
              .replace(/PeerTube'a katılın/gi, "YakTube'a Katılın")
              .replace(/PeerTube örneği/gi, 'YakTube Sunucusu')
              .replace(/PeerTube/g, 'YakTube')
              .replace(/Giriş sayfasına git/gi, 'YakNet ile Giriş Yap');
          }
        }
      }

      // Semantic Headings (H3 for video titles, H2 for sections)
      document
        .querySelectorAll('.video-miniature, my-video-miniature, .video-card, .yaktube-card, [class*="miniature"]')
        .forEach(function (card) {
          var titleElement = card.querySelector(
            '.video-miniature-name, .video-name, .yaktube-video-name, a[title], .title'
          );
          if (titleElement) {
            if (!['H1', 'H2', 'H3', 'H4', 'H5', 'H6'].includes(titleElement.tagName)) {
              titleElement.setAttribute('role', 'heading');
              titleElement.setAttribute('aria-level', '3');
            }
          }
        });

      document
        .querySelectorAll('.section-title, .sub-header, .videos-header, .page-header, .yaktube-title-h3')
        .forEach(function (sec) {
          if (!['H1', 'H2'].includes(sec.tagName)) {
            sec.setAttribute('role', 'heading');
            sec.setAttribute('aria-level', '2');
          }
        });

      // Make native PeerTube comment authors accessible as H3 headings for screen readers
      document
        .querySelectorAll('my-video-comment, .video-comment, my-video-comment-thread, .comment, .comment-thread')
        .forEach(function (commentEl) {
          var authorEl = commentEl.querySelector(
            '.display-name, .actor-name, .comment-author, a.actor-link, .video-comment-header-left a, .video-comment-header-left span'
          );
          if (
            authorEl &&
            !['H1', 'H2', 'H3', 'H4', 'H5', 'H6'].includes(authorEl.tagName) &&
            !authorEl.getAttribute('role')
          ) {
            authorEl.setAttribute('role', 'heading');
            authorEl.setAttribute('aria-level', '3');
          }
        });

      // Auto-fix unlabeled buttons
      document.querySelectorAll('button:not([data-a11y-fixed])').forEach(function (btn) {
        btn.setAttribute('data-a11y-fixed', 'true');
        var text = (btn.textContent || '').trim();
        var hasAria = btn.getAttribute('aria-label') || btn.getAttribute('title');

        if (!text && !hasAria) {
          var html = btn.innerHTML.toLowerCase();
          var className = (btn.className || '').toLowerCase();
          var icon = btn.querySelector('my-global-icon, i, svg, [class*="icon-"]');
          var iconName = icon ? icon.className || icon.getAttribute('name') || '' : '';

          if (html.includes('search') || className.includes('search') || iconName.includes('search')) {
            btn.setAttribute('aria-label', 'Ara');
          } else if (html.includes('bell') || className.includes('notification') || iconName.includes('bell')) {
            btn.setAttribute('aria-label', 'Bildirimler');
          } else if (html.includes('cog') || html.includes('setting') || className.includes('setting')) {
            btn.setAttribute('aria-label', 'Ayarlar');
          } else if (
            html.includes('menu') ||
            html.includes('bars') ||
            className.includes('burger') ||
            className.includes('menu')
          ) {
            btn.setAttribute('aria-label', 'Ana Gezinme Menüsü');
          } else if (html.includes('play') || className.includes('play')) {
            btn.setAttribute('aria-label', 'Oynat');
          } else if (html.includes('pause') || className.includes('pause')) {
            btn.setAttribute('aria-label', 'Duraklat');
          } else if (html.includes('volume') || html.includes('mute') || className.includes('volume')) {
            btn.setAttribute('aria-label', 'Ses Kontrolü');
          } else if (html.includes('fullscreen') || className.includes('fullscreen')) {
            btn.setAttribute('aria-label', 'Tam Ekran');
          } else if (
            html.includes('ellipsis') ||
            html.includes('more') ||
            className.includes('more') ||
            className.includes('action')
          ) {
            btn.setAttribute('aria-label', 'Diğer İşlemler ve Seçenekler');
          } else if (html.includes('trash') || html.includes('delete') || className.includes('delete')) {
            btn.setAttribute('aria-label', 'Sil');
          } else if (html.includes('edit') || className.includes('edit')) {
            btn.setAttribute('aria-label', 'Düzenle');
          } else if (html.includes('share') || className.includes('share')) {
            btn.setAttribute('aria-label', 'Paylaş');
          } else if (html.includes('thumb-up') || html.includes('like') || className.includes('like')) {
            btn.setAttribute('aria-label', 'Beğen');
          } else if (html.includes('thumb-down') || html.includes('dislike') || className.includes('dislike')) {
            btn.setAttribute('aria-label', 'Beğenme');
          } else if (html.includes('filter') || className.includes('filter')) {
            btn.setAttribute('aria-label', 'Filtreler');
          } else if (html.includes('close') || html.includes('times') || className.includes('close')) {
            btn.setAttribute('aria-label', 'Kapat');
          } else if (btn.closest('.vjs-control-bar')) {
            btn.setAttribute('aria-label', 'Oynatıcı Düğmesi');
          } else {
            var parent = btn.parentElement;
            if (parent && parent.title) {
              btn.setAttribute('aria-label', parent.title);
            } else {
              btn.setAttribute('aria-label', 'Düğme');
            }
          }
        }
      });

      // Auto-fix unlabeled images
      document.querySelectorAll('img:not([data-a11y-fixed])').forEach(function (img) {
        img.setAttribute('data-a11y-fixed', 'true');
        var alt = img.getAttribute('alt');
        if (!alt || alt.trim() === '') {
          var card = img.closest('.video-miniature, .video-card, .yaktube-card, [class*="miniature"]');
          if (card) {
            var titleEl = card.querySelector(
              '.video-miniature-name, .video-name, .yaktube-video-name, h3, h4, a[title]'
            );
            var titleText = titleEl ? (titleEl.textContent || titleEl.getAttribute('title') || '').trim() : '';
            if (titleText) {
              img.setAttribute('alt', titleText + ' video kapağı');
              return;
            }
          }

          var avatarContainer = img.closest('.actor-avatar, .channel-avatar, .avatar, [class*="avatar"]');
          if (avatarContainer) {
            var nameEl = avatarContainer.parentElement
              ? avatarContainer.parentElement.querySelector('.name, .actor-name, .channel-name')
              : null;
            var nameText = nameEl ? (nameEl.textContent || '').trim() : '';
            img.setAttribute('alt', (nameText ? nameText + ' ' : '') + 'Profil Resmi');
            return;
          }

          if (img.src && (img.src.includes('logo') || img.className.includes('logo'))) {
            img.setAttribute('alt', getInstanceName() + ' Logo');
            return;
          }

          var parentLink = img.closest('a');
          if (parentLink && parentLink.textContent && parentLink.textContent.trim().length > 0) {
            img.setAttribute('alt', '');
          } else if (parentLink && parentLink.getAttribute('title')) {
            img.setAttribute('alt', parentLink.getAttribute('title'));
          } else {
            img.setAttribute('alt', 'Görsel');
          }
        }
      });

      // Auto-fix unlabeled links
      document.querySelectorAll('a:not([data-a11y-fixed])').forEach(function (a) {
        a.setAttribute('data-a11y-fixed', 'true');
        var text = (a.textContent || '').trim();
        var hasAria = a.getAttribute('aria-label') || a.getAttribute('title');
        if (!text && !hasAria) {
          var img = a.querySelector('img');
          if (img && img.alt) {
            a.setAttribute('aria-label', img.alt);
          } else if (a.href) {
            if (a.href.includes('/videos/watch/')) {
              a.setAttribute('aria-label', 'Videoyu İzle');
            } else if (a.href.includes('/video-channels/')) {
              a.setAttribute('aria-label', 'Kanal Sayfasına Git');
            } else if (a.href.includes('/accounts/')) {
              a.setAttribute('aria-label', 'Hesap Profiline Git');
            } else if (a.href.includes('/videos/search')) {
              a.setAttribute('aria-label', 'Arama Sayfası');
            } else {
              a.setAttribute('aria-label', 'Bağlantı');
            }
          }
        }
      });

      // Auto-fix search inputs
      document.querySelectorAll('input:not([data-a11y-fixed])').forEach(function (inp) {
        inp.setAttribute('data-a11y-fixed', 'true');
        if (!inp.getAttribute('aria-label') && !inp.getAttribute('placeholder') && !(inp.labels && inp.labels.length)) {
          var type = (inp.getAttribute('type') || 'text').toLowerCase();
          if (type === 'search') {
            inp.setAttribute('aria-label', getInstanceName() + ' Video Arama');
          } else if (type === 'checkbox') {
            inp.setAttribute('aria-label', 'Seçim Kutusu');
          } else if (type === 'password') {
            inp.setAttribute('aria-label', 'Şifre');
          }
        }
      });
    }

    setInterval(autoFixDOM, 1000);

    // 3. Screen-Reader & Turkish Q Optimized Shortcuts & Player Bar (v1.4.1)
    function toggleShortcutsModal() {
      var modal = document.getElementById('yaktube-shortcuts-dialog');
      if (modal) {
        if (modal.style.display === 'none' || !modal.style.display) {
          modal.style.display = 'flex';
          announce('Klavye kısayolları yardım penceresi açıldı. Kapatmak için Escape tuşuna basın.');
          var closeBtn = document.getElementById('yaktube-shortcuts-close');
          if (closeBtn) closeBtn.focus();
        } else {
          modal.style.display = 'none';
          announce('Yardım penceresi kapatıldı.');
        }
      } else {
        modal = document.createElement('div');
        modal.id = 'yaktube-shortcuts-dialog';
        modal.className = 'yaktube-modal-overlay';
        modal.setAttribute('role', 'dialog');
        modal.setAttribute('aria-modal', 'true');
        modal.setAttribute('aria-labelledby', 'yaktube-shortcuts-title');
        modal.innerHTML =
          '<div class="yaktube-modal-card" style="max-width: 600px; background:#1e1e24; border-radius:18px; padding:24px; color:#fff; box-shadow:0 16px 40px rgba(0,0,0,0.8);">' +
          '<div style="display:flex; justify-content:space-between; align-items:center; margin-bottom:16px;">' +
          '<h3 id="yaktube-shortcuts-title" style="margin:0; font-size:18px; color:#ff8f37;">⌨️ Klavye Kısayolları (Ekran Okuyucu Uyumlu)</h3>' +
          '<button id="yaktube-shortcuts-close" class="yaktube-voice-modal-close-btn" aria-label="Kapat">✕</button>' +
          '</div>' +
          '<div style="font-size:12px; color:#aaa; margin-bottom:14px;">💡 <b>Ekran Okuyucu Notu:</b> Sanal imleç (Browse mode) açıkken kısayolları <b>Alt</b> tuşuyla birlikte kullanabilir veya video oynatıcı butonlarından faydalanabilirsiniz.</div>' +
          '<table class="yaktube-shortcuts-table" style="width:100%; border-collapse:collapse; font-size:13px;">' +
          '<thead><tr style="border-bottom:1px solid rgba(255,255,255,0.1); text-align:left; color:#aaa;"><th style="padding:6px 0;">Kısayol (Evrensel / Tek Tuş)</th><th style="padding:6px 0;">İşlev</th></tr></thead>' +
          '<tbody>' +
          '<tr style="border-bottom:1px solid rgba(255,255,255,0.05);"><td style="padding:8px 0;"><span class="yaktube-kbd">Alt + K</span> veya <span class="yaktube-kbd">Space</span></td><td>Oynat / Duraklat</td></tr>' +
          '<tr style="border-bottom:1px solid rgba(255,255,255,0.05);"><td style="padding:8px 0;"><span class="yaktube-kbd">Alt + J</span> veya <span class="yaktube-kbd">J</span></td><td>10 saniye geri sar</td></tr>' +
          '<tr style="border-bottom:1px solid rgba(255,255,255,0.05);"><td style="padding:8px 0;"><span class="yaktube-kbd">Alt + L</span> veya <span class="yaktube-kbd">L</span></td><td>10 saniye ileri sar</td></tr>' +
          '<tr style="border-bottom:1px solid rgba(255,255,255,0.05);"><td style="padding:8px 0;"><span class="yaktube-kbd">Alt + Yukarı / Aşağı</span></td><td>Sesi %5 artır / azalt</td></tr>' +
          '<tr style="border-bottom:1px solid rgba(255,255,255,0.05);"><td style="padding:8px 0;"><span class="yaktube-kbd">Alt + M</span> veya <span class="yaktube-kbd">M</span></td><td>Sesi Kapat / Aç (Mute)</td></tr>' +
          '<tr style="border-bottom:1px solid rgba(255,255,255,0.05);"><td style="padding:8px 0;"><span class="yaktube-kbd">Alt + T</span> veya <span class="yaktube-kbd">T</span></td><td>Sinema / Tiyatro Modu</td></tr>' +
          '<tr style="border-bottom:1px solid rgba(255,255,255,0.05);"><td style="padding:8px 0;"><span class="yaktube-kbd">Alt + I</span> veya <span class="yaktube-kbd">I</span></td><td>Hızlı Video Bilgisi & İstatistikler</td></tr>' +
          '<tr style="border-bottom:1px solid rgba(255,255,255,0.05);"><td style="padding:8px 0;"><span class="yaktube-kbd">Alt + C</span> veya <span class="yaktube-kbd">C</span></td><td>Altyazıları Aç / Kapat</td></tr>' +
          '<tr style="border-bottom:1px solid rgba(255,255,255,0.05);"><td style="padding:8px 0;"><span class="yaktube-kbd">Alt + .</span> / <span class="yaktube-kbd">Alt + ,</span></td><td>Oynatma hızını artır / azalt</td></tr>' +
          '<tr style="border-bottom:1px solid rgba(255,255,255,0.05);"><td style="padding:8px 0;"><span class="yaktube-kbd">Alt + S</span> veya <span class="yaktube-kbd">/</span> (Shift+7)</td><td>Arama penceresini aç</td></tr>' +
          '<tr style="border-bottom:1px solid rgba(255,255,255,0.05);"><td style="padding:8px 0;"><span class="yaktube-kbd">Alt + V</span> veya <span class="yaktube-kbd">Shift + V</span></td><td>Sesli aramayı başlat</td></tr>' +
          '<tr><td style="padding:8px 0;"><span class="yaktube-kbd">Alt + H</span> veya <span class="yaktube-kbd">F1</span> veya <span class="yaktube-kbd">?</span></td><td>Bu kılavuzu aç / kapat</td></tr>' +
          '</tbody>' +
          '</table>' +
          '</div>';
        document.body.appendChild(modal);

        var closeBtn = modal.querySelector('#yaktube-shortcuts-close');
        if (closeBtn) {
          closeBtn.addEventListener('click', function () {
            modal.style.display = 'none';
          });
        }
        modal.addEventListener('click', function (e) {
          if (e.target === modal) modal.style.display = 'none';
        });

        announce('Klavye kısayolları yardım penceresi açıldı. Kapatmak için Escape tuşuna basın.');
      }
    }

    function isInputFocused() {
      var el = document.activeElement;
      if (!el) return false;
      var tag = el.tagName ? el.tagName.toUpperCase() : '';
      return tag === 'INPUT' || tag === 'TEXTAREA' || tag === 'SELECT' || el.isContentEditable;
    }

    function getVideoElement() {
      // 1. Direct video tag in DOM
      var v = document.querySelector('video');
      if (v) return v;

      // 2. Video inside iframes (e.g. embed player)
      var iframes = document.querySelectorAll('iframe');
      for (var i = 0; i < iframes.length; i++) {
        try {
          var doc = iframes[i].contentDocument || (iframes[i].contentWindow && iframes[i].contentWindow.document);
          if (doc) {
            var iv = doc.querySelector('video');
            if (iv) return iv;
          }
        } catch (e) {}
      }
      return null;
    }

    function formatTime(seconds) {
      if (isNaN(seconds) || seconds < 0) return '0 saniye';
      var mins = Math.floor(seconds / 60);
      var secs = Math.floor(seconds % 60);
      if (mins === 0) return secs + ' saniye';
      return mins + ' dakika ' + secs + ' saniye';
    }

    function showQuickVideoInfo() {
      var video = getVideoElement();
      if (!video) {
        announce('Şu anda aktif oynatılan bir video bulunmuyor.');
        return;
      }

      var titleEl = document.querySelector('h1.video-title, .video-name, my-video-watch h1, .title');
      var title = titleEl ? titleEl.textContent.trim() : 'Video';
      var curTime = formatTime(video.currentTime);
      var totalTime = formatTime(video.duration || 0);
      var remaining = formatTime((video.duration || 0) - video.currentTime);
      var speed = (video.playbackRate || 1) + 'x';
      var volume = Math.round((video.volume || 1) * 100) + '%';
      var quality = video.videoHeight ? video.videoHeight + 'p' : 'Otomatik';

      // Visual Toast
      var existingToast = document.querySelector('.yaktube-video-info-toast');
      if (existingToast) existingToast.remove();

      var toast = document.createElement('div');
      toast.className = 'yaktube-video-info-toast';
      toast.innerHTML =
        '<div class="yaktube-info-toast-title">📊 Video Bilgisi & Durum</div>' +
        '<div class="yaktube-info-toast-row"><span>Başlık:</span> <b>' +
        (title.length > 28 ? title.substring(0, 28) + '...' : title) +
        '</b></div>' +
        '<div class="yaktube-info-toast-row"><span>Konum / Süre:</span> <b>' +
        curTime +
        ' / ' +
        totalTime +
        '</b></div>' +
        '<div class="yaktube-info-toast-row"><span>Kalan Süre:</span> <b>' +
        remaining +
        '</b></div>' +
        '<div class="yaktube-info-toast-row"><span>Çözünürlük:</span> <b>' +
        quality +
        '</b></div>' +
        '<div class="yaktube-info-toast-row"><span>Hız & Ses:</span> <b>' +
        speed +
        ' | ' +
        volume +
        '</b></div>';

      document.body.appendChild(toast);
      setTimeout(function () {
        if (toast.parentElement) toast.remove();
      }, 4000);

      announce(
        'Video Bilgisi: ' +
          title +
          '. Konum: ' +
          curTime +
          ', Toplam Süre: ' +
          totalTime +
          ', Kalan: ' +
          remaining +
          ', Oynatma Hızı: ' +
          speed +
          ', Ses: yüzde ' +
          Math.round(video.volume * 100) +
          ', Çözünürlük: ' +
          quality,
        true
      );
    }

    var speedSteps = [0.25, 0.5, 0.75, 1, 1.25, 1.5, 1.75, 2];

    function adjustPlaybackSpeed(increase) {
      var video = getVideoElement();
      if (!video) return;
      var curSpeed = video.playbackRate || 1;
      if (increase) {
        var nextIdx = speedSteps.findIndex(function (s) {
          return s > curSpeed;
        });
        video.playbackRate = nextIdx !== -1 ? speedSteps[nextIdx] : 2;
        announce('Oynatma hızı ' + video.playbackRate + ' katına çıkarıldı.');
      } else {
        var prevSteps = speedSteps.filter(function (s) {
          return s < curSpeed;
        });
        video.playbackRate = prevSteps.length > 0 ? prevSteps[prevSteps.length - 1] : 0.25;
        announce('Oynatma hızı ' + video.playbackRate + ' katına düşürüldü.');
      }
    }

    // 3.1. Injects Accessible Player Action Bar under the Watch Video
    function injectAccessiblePlayerBar() {
      if (!window.location.pathname.includes('/videos/watch/')) return;
      var video = getVideoElement();
      if (!video) return;

      var targetContainer = document.querySelector(
        'my-video-watch, .video-watch, .watch-container, #yaktube-ondemand-container'
      );
      if (!targetContainer) return;

      var existingBar = document.getElementById('yaktube-player-action-bar');
      if (existingBar) return;

      var bar = document.createElement('div');
      bar.id = 'yaktube-player-action-bar';
      bar.className = 'yaktube-player-action-bar';
      bar.setAttribute('role', 'toolbar');
      bar.setAttribute('aria-label', 'Erişilebilir Video Kontrolleri');

      bar.innerHTML =
        '<span class="yaktube-player-bar-label">⚡ Oynatıcı Kontrolleri:</span>' +
        '<button id="yaktube-bar-rewind-btn" class="yaktube-player-action-btn" aria-label="10 Saniye Geri Sar (Alt+J)">⏪ 10sn Geri</button>' +
        '<button id="yaktube-bar-play-btn" class="yaktube-player-action-btn" aria-label="Oynat veya Duraklat (Alt+K)">⏯️ Oynat/Duraklat</button>' +
        '<button id="yaktube-bar-forward-btn" class="yaktube-player-action-btn" aria-label="10 Saniye İleri Sar (Alt+L)">⏩ 10sn İleri</button>' +
        '<button id="yaktube-bar-speed-btn" class="yaktube-player-action-btn" aria-label="Oynatma Hızını Değiştir (Alt+.)">⚡ Hız</button>' +
        '<button id="yaktube-bar-theater-btn" class="yaktube-player-action-btn" aria-label="Sinema Modunu Aç/Kapat (Alt+T)">🎭 Sinema</button>' +
        '<button id="yaktube-bar-info-btn" class="yaktube-player-action-btn" aria-label="Video Bilgisi ve İstatistikleri (Alt+I)">📊 Bilgi</button>' +
        '<button id="yaktube-bar-help-btn" class="yaktube-player-action-btn" aria-label="Kısayol Kılavuzu (Alt+H veya F1)">⌨️ Kısayollar</button>';

      var playerWrap =
        document.querySelector('.player-container, .video-player-container, .player-wrapper, my-video-watch .player') ||
        targetContainer;
      if (playerWrap && playerWrap.nextSibling) {
        playerWrap.parentNode.insertBefore(bar, playerWrap.nextSibling);
      } else {
        targetContainer.prepend(bar);
      }

      // Attach button actions
      bar.querySelector('#yaktube-bar-rewind-btn').addEventListener('click', function () {
        if (video) {
          video.currentTime = Math.max(0, video.currentTime - 10);
          announce('10 saniye geri sarıldı. Konum: ' + formatTime(video.currentTime));
        }
      });

      bar.querySelector('#yaktube-bar-play-btn').addEventListener('click', function () {
        if (video) {
          if (video.paused) {
            video.play();
            announce('Video oynatılıyor.');
          } else {
            video.pause();
            announce('Video duraklatıldı.');
          }
        }
      });

      bar.querySelector('#yaktube-bar-forward-btn').addEventListener('click', function () {
        if (video) {
          video.currentTime = Math.min(video.duration || 99999, video.currentTime + 10);
          announce('10 saniye ileri sarıldı. Konum: ' + formatTime(video.currentTime));
        }
      });

      bar.querySelector('#yaktube-bar-speed-btn').addEventListener('click', function () {
        adjustPlaybackSpeed(true);
      });

      bar.querySelector('#yaktube-bar-theater-btn').addEventListener('click', function () {
        document.body.classList.toggle('yaktube-theater-mode');
        var isT = document.body.classList.contains('yaktube-theater-mode');
        announce(isT ? 'Sinema modu açıldı.' : 'Sinema modundan çıkıldı.');
      });

      bar.querySelector('#yaktube-bar-info-btn').addEventListener('click', function () {
        showQuickVideoInfo();
      });

      bar.querySelector('#yaktube-bar-help-btn').addEventListener('click', function () {
        toggleShortcutsModal();
      });
    }

    // 4. Global Keydown Listener (Screen-Reader & Turkish Q Optimized)
    window.addEventListener('keydown', function (e) {
      if (e.key === 'Escape') {
        var shortcutsModal = document.getElementById('yaktube-shortcuts-dialog');
        if (shortcutsModal && shortcutsModal.style.display !== 'none') {
          shortcutsModal.style.display = 'none';
          announce('Pencere kapatıldı.');
          return;
        }
        var importModal = document.getElementById('yaktube-import-modal');
        if (importModal && importModal.style.display !== 'none') {
          importModal.style.display = 'none';
          announce('İndirme penceresi kapatıldı.');
          return;
        }
        if (isInputFocused()) {
          document.activeElement.blur();
        }
        return;
      }

      // Admin Login: Alt+A
      if (e.altKey && (e.key === 'a' || e.key === 'A') && !isInputFocused()) {
        e.preventDefault();
        openLocalAdminLoginModal();
        return;
      }

      // Help Dialog: Alt+H, F1 or '?' key
      if ((e.altKey && (e.key === 'h' || e.key === 'H')) || e.key === 'F1' || e.key === '?') {
        if (!isInputFocused()) {
          e.preventDefault();
          toggleShortcutsModal();
          return;
        }
      }

      // Search Open: Alt+S, Ctrl+K or '/' key (Turkish Q Shift+7)
      if (
        ((e.altKey && (e.key === 's' || e.key === 'S')) ||
          (e.ctrlKey && (e.key === 'k' || e.key === 'K')) ||
          e.key === '/') &&
        !isInputFocused()
      ) {
        e.preventDefault();
        openFullSearchModal('', false);
        return;
      }

      // Voice Search Open: Alt+V or Shift+V
      if (
        ((e.altKey && (e.key === 'v' || e.key === 'V')) || (e.shiftKey && (e.key === 'v' || e.key === 'V'))) &&
        !isInputFocused()
      ) {
        e.preventDefault();
        openFullSearchModal('', true);
        return;
      }

      if (isInputFocused()) {
        return;
      }

      var video = getVideoElement();
      if (!video) return;

      var key = e.key.toLowerCase();
      var alt = e.altKey;

      // Play / Pause (Alt+K, Space or K)
      if (key === ' ' || key === 'k' || (alt && key === 'k')) {
        e.preventDefault();
        if (video.paused) {
          video.play();
          announce('Video oynatılıyor.');
        } else {
          video.pause();
          announce('Video duraklatıldı.');
        }
      }
      // Seek 10s Back / Forward (Alt+J / Alt+L or J / L)
      else if (key === 'j' || (alt && key === 'j')) {
        e.preventDefault();
        video.currentTime = Math.max(0, video.currentTime - 10);
        announce('10 saniye geri sarıldı. Konum: ' + formatTime(video.currentTime));
      } else if (key === 'l' || (alt && key === 'l')) {
        e.preventDefault();
        video.currentTime = Math.min(video.duration || 99999, video.currentTime + 10);
        announce('10 saniye ileri sarıldı. Konum: ' + formatTime(video.currentTime));
      }
      // Seek 5s Back / Forward (ArrowLeft / ArrowRight or Alt+Left/Right)
      else if (e.key === 'ArrowLeft' || (alt && e.key === 'ArrowLeft')) {
        e.preventDefault();
        video.currentTime = Math.max(0, video.currentTime - 5);
        announce('5 saniye geri sarıldı. Konum: ' + formatTime(video.currentTime));
      } else if (e.key === 'ArrowRight' || (alt && e.key === 'ArrowRight')) {
        e.preventDefault();
        video.currentTime = Math.min(video.duration || 99999, video.currentTime + 5);
        announce('5 saniye ileri sarıldı. Konum: ' + formatTime(video.currentTime));
      }
      // Volume Up / Down (ArrowUp / ArrowDown or Alt+Up/Down)
      else if (e.key === 'ArrowUp' || (alt && e.key === 'ArrowUp')) {
        e.preventDefault();
        video.volume = Math.min(1, (video.volume || 1) + 0.05);
        announce('Ses seviyesi yüzde ' + Math.round(video.volume * 100));
      } else if (e.key === 'ArrowDown' || (alt && e.key === 'ArrowDown')) {
        e.preventDefault();
        video.volume = Math.max(0, (video.volume || 1) - 0.05);
        announce('Ses seviyesi yüzde ' + Math.round(video.volume * 100));
      }
      // Mute (Alt+M or M)
      else if (key === 'm' || (alt && key === 'm')) {
        e.preventDefault();
        video.muted = !video.muted;
        announce(video.muted ? 'Ses kapatıldı (Sessiz).' : 'Ses açıldı.');
      }
      // Fullscreen (Alt+F or F)
      else if (key === 'f' || (alt && key === 'f')) {
        e.preventDefault();
        if (!document.fullscreenElement) {
          var container = video.closest('.video-js') || video.parentElement || video;
          if (container.requestFullscreen) container.requestFullscreen();
          announce('Tam ekran moduna geçildi.');
        } else {
          if (document.exitFullscreen) document.exitFullscreen();
          announce('Tam ekrandan çıkıldı.');
        }
      }
      // Theater Mode (Alt+T or T)
      else if (key === 't' || (alt && key === 't')) {
        e.preventDefault();
        document.body.classList.toggle('yaktube-theater-mode');
        var isTheater = document.body.classList.contains('yaktube-theater-mode');
        announce(isTheater ? 'Sinema modu açıldı.' : 'Sinema modundan çıkıldı.');
      }
      // Quick Video Info (Alt+I or I)
      else if (key === 'i' || (alt && key === 'i')) {
        e.preventDefault();
        showQuickVideoInfo();
      }
      // Subtitles (Alt+C or C)
      else if (key === 'c' || (alt && key === 'c')) {
        e.preventDefault();
        var tracks = video.textTracks;
        if (tracks && tracks.length > 0) {
          var isShowing = tracks[0].mode === 'showing';
          tracks[0].mode = isShowing ? 'disabled' : 'showing';
          announce(isShowing ? 'Altyazılar kapatıldı.' : 'Altyazılar açıldı.');
        } else {
          announce('Bu videoda altyazı bulunmuyor.');
        }
      }
      // Speed Controls (Alt+. / Alt+, or > / <)
      else if ((alt && (e.key === '.' || e.key === '>')) || e.key === '>') {
        e.preventDefault();
        adjustPlaybackSpeed(true);
      } else if ((alt && (e.key === ',' || e.key === '<')) || e.key === '<') {
        e.preventDefault();
        adjustPlaybackSpeed(false);
      }
      // Percentage Jumps (0 - 9)
      else if (key >= '0' && key <= '9' && !e.ctrlKey && !e.altKey && !e.metaKey) {
        e.preventDefault();
        var percent = parseInt(key, 10) * 10;
        if (video.duration) {
          video.currentTime = (video.duration * percent) / 100;
          announce('Videonun yüzde ' + percent + ' noktasına atlandı. Konum: ' + formatTime(video.currentTime));
        }
      }
    });

    // 5. On-Demand Search & Import with Duplicate Awareness
    var lastQuery = null;
    var lastSearchTarget = null;
    var isSearching = false;

    function escapeHtml(str) {
      if (!str) return '';
      return String(str)
        .replace(/&/g, '&amp;')
        .replace(/</g, '&lt;')
        .replace(/>/g, '&gt;')
        .replace(/"/g, '&quot;')
        .replace(/'/g, '&#39;');
    }

    function formatClockTime(seconds) {
      if (isNaN(seconds) || seconds < 0) return '00:00';
      var hrs = Math.floor(seconds / 3600);
      var mins = Math.floor((seconds % 3600) / 60);
      var secs = Math.floor(seconds % 60);
      var sSecs = (secs < 10 ? '0' : '') + secs;
      if (hrs > 0) {
        var sMins = (mins < 10 ? '0' : '') + mins;
        return hrs + ':' + sMins + ':' + sSecs;
      }
      return (mins < 10 ? '0' : '') + mins + ':' + sSecs;
    }

    function switchSearchTarget(target) {
      var radio = document.getElementById(target === 'local' ? 'searchTargetLocal' : 'searchTargetSearchIndex');
      if (radio) {
        radio.checked = true;
        radio.dispatchEvent(new Event('change', { bubbles: true }));
        radio.dispatchEvent(new Event('input', { bubbles: true }));
        var form = radio.closest('form');
        var submitBtn = form ? form.querySelector('.submit-button button') : null;
        if (submitBtn) {
          submitBtn.click();
          return;
        }
      }
      var url = new URL(window.location.href);
      url.searchParams.set('searchTarget', target);
      window.location.href = url.toString();
    }

    function ensureFediverseBridge(query, currentSearchTarget) {
      var bridge = document.getElementById('yaktube-fediverse-bridge');
      if (!bridge) {
        bridge = document.createElement('div');
        bridge.id = 'yaktube-fediverse-bridge';
        bridge.className = 'yaktube-fediverse-bridge';
        bridge.setAttribute('role', 'region');
        bridge.setAttribute('aria-label', 'Fediverse Video Arama Ağı ve Kapsam Seçimi');

        var searchResult = document.querySelector('.search-result, my-search .search-result');
        var ondemandContainer = document.getElementById('yaktube-ondemand-container');

        if (searchResult && searchResult.parentNode) {
          searchResult.parentNode.insertBefore(bridge, searchResult);
        } else if (ondemandContainer && ondemandContainer.parentNode) {
          ondemandContainer.parentNode.insertBefore(bridge, ondemandContainer.nextSibling);
        } else {
          var mainCol = document.querySelector('my-search, main, .main-col') || document.body;
          mainCol.appendChild(bridge);
        }
      }

      var isFediverse = currentSearchTarget === 'search-index';

      bridge.innerHTML =
        '<div class="yaktube-fediverse-bridge-content">' +
          '<div class="yaktube-fediverse-bridge-left">' +
            '<div class="yaktube-fediverse-bridge-badge-wrap">' +
              '<span class="yaktube-fediverse-badge">🌐 Fediverse Ağı</span>' +
              '<span class="yaktube-fediverse-status">' +
                (isFediverse ? 'SepiaSearch Küresel Fediverse Arama Aktif' : escapeHtml(getInstanceName()) + ' Yerel Arama Aktif') +
              '</span>' +
            '</div>' +
            '<h2 class="yaktube-fediverse-title">🌐 Fediverse & Küresel Ağ Arama Sonuçları</h2>' +
            '<p class="yaktube-fediverse-sub">Merkeziyetsiz federe ağdaki (SepiaSearch ve bağımsız PeerTube sunucuları) video sonuçları aşağıda listelenmektedir.</p>' +
          '</div>' +
          '<div class="yaktube-scope-selector" role="tablist" aria-label="Arama Kapsamı Seçimi">' +
            '<button type="button" id="yaktube-scope-global-btn" class="yaktube-scope-btn ' + (isFediverse ? 'active' : '') + '" role="tab" aria-selected="' + (isFediverse ? 'true' : 'false') + '" aria-label="Tüm Fediverse ve SepiaSearch ağındaki videoları ara" title="Tüm Fediverse genelinde ara">' +
              '🌐 Tüm Fediverse (SepiaSearch)' +
            '</button>' +
            '<button type="button" id="yaktube-scope-local-btn" class="yaktube-scope-btn ' + (!isFediverse ? 'active' : '') + '" role="tab" aria-selected="' + (!isFediverse ? 'true' : 'false') + '" aria-label="Sadece ' + escapeHtml(getInstanceName()) + ' yerel sunucusundaki videoları ara" title="Sadece ' + escapeHtml(getInstanceName()) + ' yerel kütüphanesinde ara">' +
              '🏠 Sadece ' + escapeHtml(getInstanceName()) + ' (Yerel)' +
            '</button>' +
          '</div>' +
        '</div>';

      var globalBtn = document.getElementById('yaktube-scope-global-btn');
      if (globalBtn) {
        globalBtn.addEventListener('click', function () {
          if (currentSearchTarget !== 'search-index') {
            switchSearchTarget('search-index');
          }
        });
      }
      var localBtn = document.getElementById('yaktube-scope-local-btn');
      if (localBtn) {
        localBtn.addEventListener('click', function () {
          if (currentSearchTarget !== 'local') {
            switchSearchTarget('local');
          }
        });
      }
    }

    function showModal(title, desc) {
      var overlay = document.getElementById('yaktube-import-modal');
      if (!overlay) {
        overlay = document.createElement('div');
        overlay.id = 'yaktube-import-modal';
        overlay.className = 'yaktube-modal-overlay';
        overlay.setAttribute('role', 'dialog');
        overlay.setAttribute('aria-modal', 'true');
        overlay.setAttribute('aria-labelledby', 'yaktube-modal-title');
        overlay.innerHTML =
          '<div class="yaktube-modal-card">' +
          '<div class="yaktube-spinner" aria-hidden="true"></div>' +
          '<h3 class="yaktube-modal-title" id="yaktube-modal-title" style="margin-top:0;">' +
          (title || "YakTube'a Aktarılıyor...") +
          '</h3>' +
          '<p class="yaktube-modal-desc" id="yaktube-modal-desc">' +
          (desc || 'Seçtiğiniz video D: diskinize aktarılıyor...') +
          '</p>' +
          '</div>';
        document.body.appendChild(overlay);
      } else {
        var titleElem = document.getElementById('yaktube-modal-title');
        var descElem = document.getElementById('yaktube-modal-desc');
        if (titleElem) titleElem.innerText = title;
        if (descElem) descElem.innerText = desc;
        overlay.style.display = 'flex';
      }
      announce((title || '') + '. ' + (desc || ''), true);
    }

    function hideModal() {
      var overlay = document.getElementById('yaktube-import-modal');
      if (overlay) overlay.style.display = 'none';
    }

    function handleLiveStream(url, videoTitle, isRestoring) {
      var videoIdMatch = url.match(/[?&]v=([^&]+)/) || url.match(/youtu\.be\/([^?]+)/);
      var videoId = videoIdMatch ? videoIdMatch[1] : '';

      if (!videoId) {
        alert('Canl\u0131 yay\u0131n ID bulunamad\u0131.');
        return;
      }

      // Persist active live stream state in sessionStorage
      try {
        sessionStorage.setItem(
          'yaktube_active_live',
          JSON.stringify({
            url: url,
            title: videoTitle,
            videoId: videoId
          })
        );
      } catch (e) {}

      var liveContainer = document.getElementById('yaktube-live-watch-container');
      if (liveContainer) liveContainer.remove();

      liveContainer = document.createElement('div');
      liveContainer.id = 'yaktube-live-watch-container';
      liveContainer.className = 'yaktube-live-watch-section';
      liveContainer.setAttribute('role', 'region');
      liveContainer.setAttribute('tabindex', '-1');
      liveContainer.setAttribute('aria-label', videoTitle + ' Canl\u0131 Yay\u0131n\u0131');

      liveContainer.innerHTML =
        '<div style="background: #0f172a; border-radius: 12px; padding: 20px; margin-bottom: 24px; box-shadow: 0 10px 30px rgba(0,0,0,0.6); border: 1px solid rgba(255,255,255,0.08); outline: none;">' +
        '<div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; flex-wrap: wrap; gap: 10px;">' +
        '<div style="display: flex; align-items: center; gap: 10px;">' +
        '<span style="background: #dc2626; color: #fff; font-size: 12px; padding: 4px 10px; border-radius: 6px; font-weight: 700; display: inline-flex; align-items: center; gap: 6px;">\ud83d\udd34 CANLI YAYIN</span>' +
        '<h1 id="yaktube-live-title" tabindex="0" style="margin: 0; font-size: 1.25rem; font-weight: 700; color: #fff; line-height: 1.3; outline: none;">' +
        videoTitle +
        '</h1>' +
        '</div>' +
        '<button id="yaktube-close-live-theater" style="background: #334155; color: #fff; border: none; padding: 8px 16px; border-radius: 8px; font-weight: 600; cursor: pointer; font-size: 13px; display: inline-flex; align-items: center; gap: 6px;" aria-label="Canl\u0131 Yay\u0131n \u0130zleme Alan\u0131n\u0131 Kapat (Escape)">' +
        '\u2715 Yay\u0131n\u0131 Kapat (Esc)' +
        '</button>' +
        '</div>' +
        '<div style="position: relative; padding-top: 56.25%; width: 100%; background: #000; border-radius: 10px; overflow: hidden; box-shadow: 0 8px 24px rgba(0,0,0,0.7);">' +
        '<iframe id="yaktube-live-iframe" src="https://www.youtube-nocookie.com/embed/' +
        videoId +
        '?autoplay=1&rel=0&modestbranding=1&enablejsapi=1" title="' +
        videoTitle.replace(/"/g, '&quot;') +
        '" style="position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" allowfullscreen></iframe>' +
        '</div>' +
        '<div style="margin-top: 14px; display: flex; justify-content: space-between; align-items: center; color: #94a3b8; font-size: 13px;">' +
        '<div>\ud83d\udce1 YakTube Canl\u0131 Yay\u0131n Ak\u0131\u015f\u0131 \u2022 Reklams\u0131z ve Kesintisiz</div>' +
        '<div style="color: #64748b;">ESC tu\u015funa basarak yay\u0131n\u0131 kapatabilirsiniz.</div>' +
        '</div>' +
        '<div id="yaktube-live-comments-panel" style="margin-top: 18px; background: #0b1120; border-radius: 10px; padding: 16px; border: 1px solid rgba(255,255,255,0.08);">' +
        '<div style="display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px;">' +
        '<h2 style="margin: 0; font-size: 15px; font-weight: 700; color: #fff; display: flex; align-items: center; gap: 8px;">' +
        '\ud83d\udcac YouTube Topluluk Yorumlar\u0131' +
        '</h2>' +
        '<button id="yaktube-toggle-comments-btn" style="background: #ff8f37; color: #000; border: none; padding: 7px 16px; border-radius: 6px; font-weight: 700; cursor: pointer; font-size: 12px; display: inline-flex; align-items: center; gap: 6px;" aria-label="YouTube yorumlar\u0131n\u0131 y\u00fckle ve g\u00f6ster">' +
        '\ud83d\udcac Yorumlar\u0131 G\u00f6ster (20 Yorum)' +
        '</button>' +
        '</div>' +
        '<div id="yaktube-comments-list" style="display: none; margin-top: 14px; flex-direction: column; gap: 12px;"></div>' +
        '<div id="yaktube-more-comments-wrap" style="text-align: center; margin-top: 16px; display: none;">' +
        '<button id="yaktube-load-more-comments-btn" style="background: #1e293b; color: #ff8f37; border: 1px solid #ff8f37; padding: 8px 20px; border-radius: 8px; font-weight: 700; cursor: pointer; font-size: 13px; display: inline-flex; align-items: center; gap: 6px;" aria-label="Daha fazla yorum y\u00fckle">' +
        '\u2795 Daha Fazla Yorum G\u00f6ster (+20 Yorum)' +
        '</button>' +
        '</div>' +
        '</div>' +
        '</div>';

      var mainMount =
        document.querySelector('my-search, my-search-results, router-outlet, main, .main-col') || document.body;
      if (mainMount && mainMount.firstChild) {
        mainMount.insertBefore(liveContainer, mainMount.firstChild);
      } else if (mainMount) {
        mainMount.appendChild(liveContainer);
      }

      if (!isRestoring) {
        liveContainer.scrollIntoView({ behavior: 'smooth', block: 'start' });
        setTimeout(function () {
          var liveTitle = document.getElementById('yaktube-live-title');
          if (liveTitle) liveTitle.focus();
          else liveContainer.focus();
        }, 150);
        announce(
          videoTitle +
            ' canl\u0131 yay\u0131n\u0131 ba\u015flat\u0131ld\u0131. Canl\u0131 yay\u0131n alan\u0131na odaklan\u0131ld\u0131.',
          true
        );
      }

      var commentNextToken = null;
      var commentsList = document.getElementById('yaktube-comments-list');
      var toggleCommentsBtn = document.getElementById('yaktube-toggle-comments-btn');
      var moreCommentsWrap = document.getElementById('yaktube-more-comments-wrap');
      var moreCommentsBtn = document.getElementById('yaktube-load-more-comments-btn');

      function renderCommentCard(c) {
        var card = document.createElement('div');
        card.className = 'yaktube-comment-item';
        card.setAttribute('role', 'article');
        card.setAttribute('tabindex', '0');
        card.setAttribute('aria-label', c.author + ' isimli kullan\u0131c\u0131n\u0131n yorumu: ' + c.content);
        card.style.cssText =
          'background: #1e293b; padding: 12px 14px; border-radius: 8px; border: 1px solid rgba(255,255,255,0.05); display: flex; gap: 12px; align-items: flex-start;';

        var avatarLetter = (c.author || 'U').replace('@', '').charAt(0).toUpperCase();
        var avatarHtml =
          '<div style="width: 36px; height: 36px; border-radius: 50%; background: #334155; color: #ff8f37; font-weight: 700; display: flex; align-items: center; justify-content: center; font-size: 14px; flex-shrink: 0;">' +
          avatarLetter +
          '</div>';

        var safeContent = c.content
          .replace(/&/g, '&amp;')
          .replace(/</g, '&lt;')
          .replace(/>/g, '&gt;')
          .replace(/\n/g, '<br>');

        card.innerHTML =
          avatarHtml +
          '<div style="flex-grow: 1; min-width: 0;">' +
          '<div style="display: flex; align-items: center; gap: 8px; margin-bottom: 4px; flex-wrap: wrap;">' +
          '<h3 class="yaktube-comment-author-heading" style="margin: 0; font-size: 13px; font-weight: 700; color: #f1f5f9; display: inline-block;">' +
          c.author +
          '</h3>' +
          '<span style="color: #64748b; font-size: 11px;">' +
          c.published +
          '</span>' +
          (c.likeCount && c.likeCount !== '0'
            ? '<span style="background: rgba(255,255,255,0.08); color: #94a3b8; font-size: 11px; padding: 2px 6px; border-radius: 4px; display: inline-flex; align-items: center; gap: 4px;">👍 ' +
              c.likeCount +
              '</span>'
            : '') +
          '</div>' +
          '<div style="color: #cbd5e1; font-size: 13px; line-height: 1.45; word-break: break-word;">' +
          safeContent +
          '</div>' +
          '</div>';

        return card;
      }

      function fetchComments(token) {
        if (!token) {
          toggleCommentsBtn.disabled = true;
          toggleCommentsBtn.textContent = '⏳ Yorumlar Y\u00fckleniyor...';
        } else {
          moreCommentsBtn.disabled = true;
          moreCommentsBtn.textContent = '⏳ Y\u00fckleniyor...';
        }

        var fetchUrl =
          '/api-custom/youtube-comments?id=' +
          encodeURIComponent(videoId) +
          (token ? '&token=' + encodeURIComponent(token) : '');
        fetch(fetchUrl)
          .then(function (r) {
            return r.json();
          })
          .then(function (res) {
            if (!token) {
              commentsList.innerHTML = '';
              commentsList.style.display = 'flex';
              toggleCommentsBtn.textContent = '🔄 Yorumlar\u0131 Yenile';
              toggleCommentsBtn.disabled = false;
            } else {
              moreCommentsBtn.textContent = '➕ Daha Fazla Yorum G\u00f6ster (+20 Yorum)';
              moreCommentsBtn.disabled = false;
            }

            var list = res.comments || [];
            if (list.length === 0 && !token) {
              commentsList.innerHTML =
                '<div style="color: #94a3b8; font-size: 13px; text-align: center; padding: 12px;">Bu videoda/yay\u0131nda hen\u00fcz yorum bulunmuyor.</div>';
              moreCommentsWrap.style.display = 'none';
              announce('Bu videoda henüz yorum bulunmuyor.');
              return;
            }

            list.forEach(function (c) {
              commentsList.appendChild(renderCommentCard(c));
            });

            commentNextToken = res.nextToken;
            if (commentNextToken) {
              moreCommentsWrap.style.display = 'block';
            } else {
              moreCommentsWrap.style.display = 'none';
            }

            announce(list.length + ' adet YouTube yorumu yüklendi.');
          })
          .catch(function (err) {
            if (!token) {
              toggleCommentsBtn.disabled = false;
              toggleCommentsBtn.textContent = '⚠️ Tekrar Dene';
            } else {
              moreCommentsBtn.disabled = false;
              moreCommentsBtn.textContent = '⚠️ Tekrar Dene';
            }
            alert('Yorumlar yüklenirken hata oluştu: ' + err.message);
          });
      }

      if (toggleCommentsBtn) {
        toggleCommentsBtn.addEventListener('click', function () {
          fetchComments(null);
        });
      }
      if (moreCommentsBtn) {
        moreCommentsBtn.addEventListener('click', function () {
          if (commentNextToken) fetchComments(commentNextToken);
        });
      }

      function closeLiveTheater() {
        try {
          sessionStorage.removeItem('yaktube_active_live');
        } catch (e) {}
        if (liveContainer && liveContainer.parentNode) {
          var ifr = liveContainer.querySelector('iframe');
          if (ifr) ifr.src = '';
          liveContainer.remove();
        }
        document.removeEventListener('keydown', handleEsc);
        announce('Canl\u0131 yay\u0131n izleme alan\u0131 kapat\u0131ld\u0131.');
      }

      function handleEsc(e) {
        if (e.key === 'Escape' || e.keyCode === 27) {
          closeLiveTheater();
        }
      }

      var closeBtn = document.getElementById('yaktube-close-live-theater');
      if (closeBtn) closeBtn.addEventListener('click', closeLiveTheater);
      document.addEventListener('keydown', handleEsc);
    }

    function restoreActiveLiveStream() {
      try {
        var saved = sessionStorage.getItem('yaktube_active_live');
        if (!saved) return;
        var data = JSON.parse(saved);
        if (data && data.url && data.title && !document.getElementById('yaktube-live-watch-container')) {
          handleLiveStream(data.url, data.title, true);
        }
      } catch (e) {}
    }

    function handleImport(url, btn, videoTitle) {
      btn.disabled = true;
      btn.innerHTML = '⏳ Aktarılıyor...';
      showModal(
        '[1/2] 📥 Video İndiriliyor...',
        (videoTitle ? '"' + videoTitle + '" ' : 'Video ') + "YouTube'dan sunucunuza aktarılıyor. Lütfen bekleyin..."
      );

      fetch('/api-custom/ondemand-import', {
        method: 'POST',
        headers: { 'Content-Type': 'application/json' },
        body: JSON.stringify({ targetUrl: url, title: videoTitle })
      })
        .then(function (res) {
          return res.json();
        })
        .then(function (data) {
          if (!data || !data.ok) {
            throw new Error(data && data.error ? data.error : 'İçe aktarma başlatılamadı.');
          }

          var videoId = data.video.id;
          var videoUuid = data.video.uuid;

          var attempts = 0;
          var pollInterval = setInterval(function () {
            attempts++;
            fetch('/api-custom/status/' + videoId)
              .then(function (sRes) {
                return sRes.json();
              })
              .then(function (sData) {
                if (sData.isImporting) {
                  showModal('[1/2] 📥 Video İndiriliyor...', 'Video sunucuya indiriliyor (' + attempts * 2 + ' sn)...');
                } else if (sData.isTranscoding) {
                  showModal(
                    '[2/2] ⚙️ Oynatıcı Hazırlanıyor...',
                    'Video işleniyor ve yüksek kalite akış hazırlanıyor...'
                  );
                }

                if (sData.isPublished || (sData.hasFiles && attempts >= 8)) {
                  clearInterval(pollInterval);
                  showModal('🎉 Video Hazır!', 'Video kütüphanenize eklendi. Oynatıcı açılıyor...');
                  setTimeout(function () {
                    window.location.href = '/videos/watch/' + (sData.uuid || videoUuid);
                  }, 600);
                } else if (sData.isFailed) {
                  clearInterval(pollInterval);
                  hideModal();
                  btn.disabled = false;
                  btn.innerHTML = '📥 ' + escapeHtml(getInstanceName()) + "'a Aktar & İzle";
                  alert('Video indirme sırasında bir hata oluştu.');
                  announce('Video indirme sırasında bir hata oluştu.', true);
                }
              })
              .catch(function (e) {
                console.error('[YakTube] Status poll error:', e);
              });

            if (attempts > 35) {
              clearInterval(pollInterval);
              hideModal();
              btn.disabled = false;
              btn.innerHTML = '📥 ' + escapeHtml(getInstanceName()) + "'a Aktar & İzle";
              alert(
                'İndirme arka planda tamamlanıyor. Ana sayfada veya Videolarım sayfasında kısa süre içinde hazır olacaktır.'
              );
              announce('İndirme arka planda tamamlanıyor. Ana sayfada kısa süre içinde hazır olacaktır.');
            }
          }, 1500);
        })
        .catch(function (err) {
          hideModal();
          btn.disabled = false;
          btn.innerHTML = '📥 ' + escapeHtml(getInstanceName()) + "'a Aktar & İzle";
          alert('İndirme hatası: ' + err.message);
          announce('İndirme hatası: ' + err.message, true);
        });
    }

    function checkAndInjectSearchResults() {
      // Clean up stray 404 error mascot pages if on search
      try {
        var errPages = document.querySelectorAll('my-error-page');
        errPages.forEach(function (ep) {
          ep.remove();
        });
      } catch (e) {}

      // Instant URL fixer: redirect legacy /search/videos to native /search
      if (window.location.pathname === '/search/videos' || window.location.pathname.startsWith('/search/videos/')) {
        window.location.replace('/search' + window.location.search);
        return;
      }

      var url = new URL(window.location.href);
      var searchParam = url.searchParams.get('search');

      if (!window.location.pathname.includes('/search') || !searchParam || searchParam.trim().length < 2) {
        var existing = document.getElementById('yaktube-ondemand-container');
        if (existing) existing.remove();
        var existingBridge = document.getElementById('yaktube-fediverse-bridge');
        if (existingBridge) existingBridge.remove();
        lastQuery = null;
        lastSearchTarget = null;
        return;
      }

      var query = searchParam.trim();

      // Ensure Fediverse Global Search (SepiaSearch) is default target if not specified in URL
      if (!url.searchParams.has('searchTarget')) {
        url.searchParams.set('searchTarget', 'search-index');
        window.location.replace(url.toString());
        return;
      }

      var currentSearchTarget = url.searchParams.get('searchTarget') || 'search-index';
      var queryKey = query + '___' + currentSearchTarget;
      var lastQueryKey = lastQuery + '___' + lastSearchTarget;

      if (queryKey === lastQueryKey) {
        var existingBridge = document.getElementById('yaktube-fediverse-bridge');
        if (!existingBridge && document.querySelector('my-search')) {
          ensureFediverseBridge(query, currentSearchTarget);
        }
        return;
      }
      lastQuery = query;
      lastSearchTarget = currentSearchTarget;

      var container = document.getElementById('yaktube-ondemand-container');
      if (!container) {
        container = document.createElement('div');
        container.id = 'yaktube-ondemand-container';
        container.className = 'yaktube-ondemand-section';
        container.setAttribute('role', 'region');
        container.setAttribute('aria-label', 'Canlı YouTube ve ' + getInstanceName() + ' Arama Sonuçları');

        var mainContent =
          document.querySelector('my-search, my-search-results, router-outlet, main, .main-col') || document.body;
        if (mainContent && mainContent.firstChild) {
          mainContent.insertBefore(container, mainContent.firstChild);
        } else if (mainContent) {
          mainContent.appendChild(container);
        }
      }

      container.innerHTML =
        '<div class="yaktube-header">' +
        '<div class="yaktube-header-left">' +
        '<span class="yaktube-badge">⚡ Canlı YouTube & Web Arama</span>' +
        '<h2 class="yaktube-title-h3" style="margin:0; font-size:1.15rem;">"' +
        escapeHtml(query) +
        '" için Sonuçlar Taranıyor...</h2>' +
        '</div>' +
        '<button class="yaktube-shortcuts-btn" id="yaktube-open-shortcuts" aria-label="Klavye Kısayolları Kılavuzunu Aç">' +
        '⌨️ Kısayollar (?)' +
        '</button>' +
        '</div>' +
        '<div class="yaktube-loading">' +
        '<div class="yaktube-spinner" aria-hidden="true"></div>' +
        '<div style="margin-top: 10px;">YouTube ve ' + escapeHtml(getInstanceName()) + ' yerel kütüphanesindeki eşleşmeler taranıyor...</div>' +
        '</div>';

      var shortcutsBtn = document.getElementById('yaktube-open-shortcuts');
      if (shortcutsBtn) {
        shortcutsBtn.addEventListener('click', toggleShortcutsModal);
      }

      ensureFediverseBridge(query, currentSearchTarget);
      announce(query + ' için arama başlatıldı.');
      isSearching = true;

      Promise.all([
        fetch('/api-custom/youtube-search?q=' + encodeURIComponent(query))
          .then(function (res) {
            return res.json();
          })
          .catch(function (err) {
            console.warn('[YakTube] YouTube search fetch error:', err);
            return { results: [] };
          }),
        fetch('/api/v1/search/videos?search=' + encodeURIComponent(query) + '&isLocal=true&count=12')
          .then(function (res) {
            return res.json();
          })
          .catch(function (err) {
            console.warn('[YakTube] Local videos search fetch error:', err);
            return { total: 0, data: [] };
          })
      ])
        .then(function (responses) {
          var ytData = responses[0] || {};
          var localData = responses[1] || {};

          var rawYtResults = ytData.results || [];
          var uniqueYtResults = [];
          var seenIds = {};

          rawYtResults.forEach(function (item) {
            if (item && item.id && !seenIds[item.id] && item.title) {
              seenIds[item.id] = true;
              uniqueYtResults.push(item);
            }
          });

          var ytCount = uniqueYtResults.length;
          var localResults = localData.data || [];
          var localTotal = typeof localData.total === 'number' ? localData.total : localResults.length;

          if (ytCount === 0 && localResults.length === 0) {
            container.innerHTML =
              '<div class="yaktube-header">' +
              '<div class="yaktube-header-left">' +
              '<span class="yaktube-badge">⚡ Canlı YouTube & Web Arama</span>' +
              '<h2 class="yaktube-title-h3" style="margin:0; font-size:1.15rem;">"' +
              escapeHtml(query) +
              '" için Sonuç Bulunamadı</h2>' +
              '</div>' +
              '<button class="yaktube-shortcuts-btn" id="yaktube-open-shortcuts" aria-label="Klavye Kısayolları Kılavuzunu Aç">' +
              '⌨️ Kısayollar (?)' +
              '</button>' +
              '</div>';
            announce(query + ' için YouTube veya yerel sunucuda eşleşen video bulunamadı.');
          } else {
            var visibleYtCount = Math.min(12, ytCount);

            function renderAll() {
              // 1. YouTube Section
              var ytHeaderHtml = '';
              var ytCardsHtml = '';
              var ytLoadMoreHtml = '';

              if (ytCount > 0) {
                var countText = ytCount === 1 ? '1 Video Bulundu' : ytCount + ' Video Bulundu';
                ytHeaderHtml =
                  '<div class="yaktube-header">' +
                  '<div class="yaktube-header-left">' +
                  '<span class="yaktube-badge">⚡ Canlı YouTube & Web Arama</span>' +
                  '<h2 class="yaktube-title-h3" style="margin:0; font-size:1.15rem;">"' +
                  escapeHtml(query) +
                  '" için ' +
                  countText +
                  '</h2>' +
                  '</div>' +
                  '<button class="yaktube-shortcuts-btn" id="yaktube-open-shortcuts" aria-label="Klavye Kısayolları Kılavuzunu Aç">' +
                  '⌨️ Kısayollar (?)' +
                  '</button>' +
                  '</div>';

                var visibleResults = uniqueYtResults.slice(0, visibleYtCount);
                visibleResults.forEach(function (item) {
                  var isLocal = !!item.isDownloaded;
                  var isLive = !!item.isLive;

                  var statusBadge = '';
                  if (isLive) {
                    statusBadge =
                      '<span class="yaktube-badge" style="background: #dc2626; color: #fff; margin-bottom: 6px; display: inline-block; font-weight: 700;">🔴 CANLI YAYIN</span>';
                  } else if (isLocal) {
                    statusBadge =
                      '<span class="yaktube-badge" style="background: linear-gradient(135deg, #10b981 0%, #059669 100%); margin-bottom: 6px; display: inline-block;">✅ ' +
                      escapeHtml(getInstanceName()) +
                      '\'da Mevcut</span>';
                  }

                  var actionButton = '';
                  if (isLive) {
                    actionButton =
                      '<button class="yaktube-live-btn" data-url="' +
                      escapeHtml(item.url) +
                      '" data-title="' +
                      escapeHtml(item.title) +
                      '" style="background: linear-gradient(135deg, #ef4444 0%, #b91c1c 100%); color: #fff; border: none; padding: 8px 14px; border-radius: 6px; font-weight: 700; cursor: pointer; display: inline-flex; align-items: center; gap: 6px;" aria-label="' +
                      escapeHtml(item.title) +
                      ' canlı yayınını hemen izle">🔴 Canlı Yayını İzle</button>';
                  } else if (isLocal && item.localVideo && item.localVideo.url) {
                    actionButton =
                      '<a href="' +
                      escapeHtml(item.localVideo.url) +
                      '" class="yaktube-play-btn" aria-label="' +
                      escapeHtml(item.title) +
                      ' videosunu ' + escapeHtml(getInstanceName()) + '\'dan hemen izle">▶️ ' +
                      escapeHtml(getInstanceName()) +
                      '\'dan İzle</a>';
                  } else {
                    actionButton =
                      '<button class="yaktube-import-btn" data-url="' +
                      escapeHtml(item.url) +
                      '" data-title="' +
                      escapeHtml(item.title) +
                      '" aria-label="' +
                      escapeHtml(item.title) +
                      ' videosunu ' +
                      escapeHtml(getInstanceName()) +
                      '\'a aktar ve izle">📥 ' +
                      escapeHtml(getInstanceName()) +
                      '\'a Aktar & İzle</button>';
                  }

                  var durationText = isLive ? 'CANLI' : (item.durationFormatted || formatClockTime(item.duration));
                  var cardLabel =
                    item.title +
                    (isLive ? ' (Canlı Yayın)' : isLocal ? ' (' + getInstanceName() + ' kütüphanenizde mevcut)' : '') +
                    ', ' +
                    item.channel +
                    ' kanalı, Süre: ' +
                    durationText;

                  ytCardsHtml +=
                    '<div class="yaktube-card" role="article" tabindex="0" aria-label="' +
                    escapeHtml(cardLabel) +
                    '">' +
                    '<div class="yaktube-thumb-wrap">' +
                    '<img class="yaktube-thumb-img" src="' +
                    escapeHtml(item.thumbnail) +
                    '" alt="' +
                    escapeHtml(item.title) +
                    '" loading="lazy" />' +
                    '<span class="yaktube-duration-badge" style="' +
                    (isLive ? 'background:#dc2626;font-weight:700;' : '') +
                    '" aria-label="Süre">' +
                    escapeHtml(durationText) +
                    '</span>' +
                    '</div>' +
                    '<div class="yaktube-info">' +
                    '<div>' +
                    statusBadge +
                    '<h3 class="yaktube-video-name" title="' +
                    escapeHtml(item.title) +
                    '" style="margin:0; font-size:13px; font-weight:600; line-height:1.35;">' +
                    escapeHtml(item.title) +
                    '</h3>' +
                    '<div class="yaktube-channel-name">' +
                    escapeHtml(item.channel) +
                    '</div>' +
                    '</div>' +
                    actionButton +
                    '</div>' +
                    '</div>';
                });

                if (visibleYtCount < ytCount) {
                  ytLoadMoreHtml =
                    '<div style="text-align: center; margin: 20px 0 10px 0;">' +
                    '<button id="yaktube-load-more-btn" class="yaktube-load-more-btn" style="background: #1e293b; color: #ff8f37; border: 1px solid #ff8f37; padding: 10px 24px; border-radius: 8px; font-weight: 700; font-size: 14px; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; transition: all 0.2s ease; box-shadow: 0 4px 12px rgba(0,0,0,0.3);" aria-label="Daha fazla video yükle">' +
                    '➕ Daha Fazla Video Göster (' +
                    visibleYtCount +
                    ' / ' +
                    ytCount +
                    ')' +
                    '</button>' +
                    '</div>';
                }
              }

              // 2. Local Videos Shelf
              var localShelfHtml = '';
              if (localResults.length > 0) {
                var localCardsHtml = '';
                localResults.forEach(function (lItem) {
                  var lThumb = lItem.thumbnailPath || (lItem.thumbnails && lItem.thumbnails[0] ? lItem.thumbnails[0].fileUrl : '/client/assets/images/default-thumbnail.jpg');
                  var lDuration = formatClockTime(lItem.duration);
                  var lChannel = (lItem.channel && (lItem.channel.displayName || lItem.channel.name)) ||
                                 (lItem.account && (lItem.account.displayName || lItem.account.name)) ||
                                 getInstanceName();
                  var lWatchUrl = lItem.url || ('/videos/watch/' + (lItem.shortUUID || lItem.uuid));
                  var lViews = (lItem.views || 0) + ' görüntüleme';
                  var lLabel = lItem.name + ', ' + lChannel + ', ' + getInstanceName() + ' yerel sunucusunda mevcut, Süre: ' + lDuration;

                  localCardsHtml +=
                    '<div class="yaktube-card yaktube-local-card" role="article" tabindex="0" aria-label="' +
                    escapeHtml(lLabel) +
                    '">' +
                    '<a href="' + escapeHtml(lWatchUrl) + '" style="text-decoration:none; color:inherit; display:flex; flex-direction:column; height:100%;">' +
                    '<div class="yaktube-thumb-wrap">' +
                    '<img class="yaktube-thumb-img" src="' +
                    escapeHtml(lThumb) +
                    '" alt="' +
                    escapeHtml(lItem.name) +
                    '" loading="lazy" onerror="this.src=\'/client/assets/images/default-thumbnail.jpg\'" />' +
                    '<span class="yaktube-duration-badge" aria-label="Süre">' +
                    escapeHtml(lDuration) +
                    '</span>' +
                    '</div>' +
                    '<div class="yaktube-info">' +
                    '<div>' +
                    '<span class="yaktube-badge" style="background: linear-gradient(135deg, #10b981 0%, #059669 100%); margin-bottom: 6px; display: inline-block;">✅ ' + escapeHtml(getInstanceName()) + '\'da Mevcut</span>' +
                    '<h3 class="yaktube-video-name" title="' +
                    escapeHtml(lItem.name) +
                    '" style="margin:0; font-size:13px; font-weight:600; line-height:1.35;">' +
                    escapeHtml(lItem.name) +
                    '</h3>' +
                    '<div class="yaktube-channel-name">' +
                    escapeHtml(lChannel) + ' • ' + escapeHtml(lViews) +
                    '</div>' +
                    '</div>' +
                    '<div class="yaktube-play-btn" style="margin-top:8px;">▶️ ' + escapeHtml(getInstanceName()) + '\'dan Hemen İzle</div>' +
                    '</div>' +
                    '</a>' +
                    '</div>';
                });

                localShelfHtml =
                  '<div id="yaktube-local-shelf" class="yaktube-local-shelf" role="region" aria-label="' + escapeHtml(getInstanceName()) + ' Yerel Kütüphanesi">' +
                  '<div class="yaktube-header" style="margin-top: 24px; border-bottom-color: rgba(16, 185, 129, 0.3);">' +
                  '<div class="yaktube-header-left">' +
                  '<span class="yaktube-badge" style="background: linear-gradient(135deg, #10b981 0%, #059669 100%);">✅ Yerel Kütüphane</span>' +
                  '<h2 class="yaktube-title-h3" style="margin:0; font-size:1.15rem;">"' +
                  escapeHtml(query) +
                  '" için ' + escapeHtml(getInstanceName()) + ' Sunucusunda ' + localTotal + ' Video Bulundu</h2>' +
                  '</div>' +
                  '<span class="yaktube-local-shelf-sub">Doğrudan sunucumuzda barındırılan, yüksek hızlı ve anında izlenebilen videolar</span>' +
                  '</div>' +
                  '<div class="yaktube-grid">' +
                  localCardsHtml +
                  '</div>' +
                  '</div>';
              }

              container.innerHTML =
                ytHeaderHtml +
                (ytCount > 0 ? '<div class="yaktube-grid">' + ytCardsHtml + '</div>' : '') +
                ytLoadMoreHtml +
                localShelfHtml;

              var sBtn = document.getElementById('yaktube-open-shortcuts');
              if (sBtn) {
                sBtn.addEventListener('click', toggleShortcutsModal);
              }

              var loadMoreBtn = document.getElementById('yaktube-load-more-btn');
              if (loadMoreBtn) {
                loadMoreBtn.addEventListener('click', function () {
                  visibleYtCount = Math.min(visibleYtCount + 6, ytCount);
                  renderAll();
                  announce(visibleYtCount + ' adet video gösteriliyor.');
                });
              }

              container.querySelectorAll('.yaktube-live-btn').forEach(function (btn) {
                btn.addEventListener('click', function (e) {
                  var liveUrl = e.currentTarget.getAttribute('data-url');
                  var liveTitle = e.currentTarget.getAttribute('data-title');
                  handleLiveStream(liveUrl, liveTitle);
                });
              });

              container.querySelectorAll('.yaktube-import-btn').forEach(function (btn) {
                btn.addEventListener('click', function (e) {
                  var videoUrl = e.currentTarget.getAttribute('data-url');
                  var videoTitle = e.currentTarget.getAttribute('data-title');
                  handleImport(videoUrl, e.currentTarget, videoTitle);
                });
              });
            }

            renderAll();

            var announceMsg = '"' + query + '" için arama sonuçları listelendi: ';
            if (localTotal > 0) {
              announceMsg += localTotal + ' adet yerel ' + getInstanceName() + ' videosu, ';
            }
            if (ytCount > 0) {
              announceMsg += ytCount + ' adet YouTube sonucu ve ';
            }
            announceMsg += 'Fediverse sonuçları hazır.';
            announce(announceMsg);
          }
        })
        .catch(function (err) {
          console.error('[YakTube] Search fetch error:', err);
          container.innerHTML =
            '<div class="yaktube-header">' +
            '<div class="yaktube-header-left">' +
            '<span class="yaktube-badge">⚡ Canlı YouTube & Web Arama</span>' +
            '<h2 class="yaktube-title-h3" style="margin:0; font-size:1.15rem;">Arama sırasında bir bağlantı sorunu oluştu.</h2>' +
            '</div>' +
            '</div>';
          announce('Arama sırasında bir bağlantı sorunu oluştu.');
        })
        .finally(function () {
          isSearching = false;
          ensureFediverseBridge(query, currentSearchTarget);
        });
    }

    // --------------------------------------------------------------------------
    // --------------------------------------------------------------------------
    // --------------------------------------------------------------------------
    // --------------------------------------------------------------------------
    // --------------------------------------------------------------------------
    // --------------------------------------------------------------------------
    // --------------------------------------------------------------------------
    // --------------------------------------------------------------------------
    // --------------------------------------------------------------------------
    // --------------------------------------------------------------------------
    // 8. FULL YOUTUBE SEARCH & VOICE MODAL ENGINE (v1.3.3 - Guaranteed Close Fix)
    // --------------------------------------------------------------------------
    var activeVoiceRec = null;
    var isVoiceListening = false;

    // Dynamic Search History & Trending Helpers with YakNet Cloud Sync
    function isUserLoggedIn() {
      try {
        var token = localStorage.getItem('access_token');
        var username = localStorage.getItem('username');
        return Boolean(token || username);
      } catch (e) {
        return false;
      }
    }

    function isAccountSyncEnabled() {
      try {
        var userPref = localStorage.getItem('yaktube_sync_search_history');
        if (userPref === 'false') return false;
        return isUserLoggedIn();
      } catch (e) {
        return false;
      }
    }

    function getRecentSearches() {
      try {
        var data = localStorage.getItem('yaktube_recent_searches');
        if (data) {
          var parsed = JSON.parse(data);
          if (Array.isArray(parsed) && parsed.length > 0) return parsed;
        }
      } catch (e) {}
      // Default initial recent searches for first-time visitors
      var defaults = ['Tarkan', 'Barış Manço', 'Yapay Zeka', 'Canlı Haber'];
      if (!isUserLoggedIn()) {
        try {
          localStorage.setItem('yaktube_recent_searches', JSON.stringify(defaults));
        } catch (e) {}
      }
      return defaults;
    }

    function callCloudSearchHistory(method, queryParams, body, onSuccess, onError) {
      var token = localStorage.getItem('access_token');
      var email = localStorage.getItem('email');
      var username = localStorage.getItem('username');
      var headers = {};
      if (body) headers['Content-Type'] = 'application/json';
      if (token) headers['Authorization'] = 'Bearer ' + token;
      if (email) headers['X-User-Email'] = email;
      if (username) headers['X-User-Username'] = username;

      var authUrl = 'https://auth.yakhub.com.tr/api/yaktube/search-history' + (queryParams || '');
      var bridgeUrl = '/api-custom/search-history' + (queryParams || '');

      var options = {
        method: method,
        headers: headers,
        credentials: 'include'
      };
      if (body) options.body = JSON.stringify(body);

      fetch(authUrl, options)
        .then(function (res) {
          if (!res.ok) throw new Error('Auth server status ' + res.status);
          return res.json();
        })
        .then(function (data) {
          if (typeof onSuccess === 'function') onSuccess(data);
        })
        .catch(function () {
          // Fallback to local PeerTube bridge proxy
          fetch(bridgeUrl, options)
            .then(function (res) {
              return res.json();
            })
            .then(function (data) {
              if (typeof onSuccess === 'function') onSuccess(data);
            })
            .catch(function (e) {
              if (typeof onError === 'function') onError(e);
            });
        });
    }

    var isSyncingHistory = false;
    function syncCloudSearchHistory(callback) {
      if (!isAccountSyncEnabled() || isSyncingHistory) return;
      isSyncingHistory = true;

      callCloudSearchHistory(
        'GET',
        '',
        null,
        function (data) {
          isSyncingHistory = false;
          if (data && data.status === 'success' && Array.isArray(data.history)) {
            if (data.history.length > 0) {
              localStorage.setItem('yaktube_recent_searches', JSON.stringify(data.history));
            }
            if (typeof callback === 'function') callback();
          }
        },
        function () {
          isSyncingHistory = false;
        }
      );
    }

    function saveRecentSearch(query) {
      if (!query || query.trim().length < 2) return;
      var q = query.trim();
      try {
        var list = getRecentSearches();
        list = list.filter(function (item) {
          return item.toLowerCase() !== q.toLowerCase();
        });
        list.unshift(q);
        if (list.length > 12) list = list.slice(0, 12);
        localStorage.setItem('yaktube_recent_searches', JSON.stringify(list));
      } catch (e) {}

      // If user is logged in and sync is active, sync with YakNet account
      if (isAccountSyncEnabled()) {
        callCloudSearchHistory('POST', '', { query: q, device_name: 'YakTube Web' });
      }
    }

    function clearRecentSearches() {
      try {
        localStorage.removeItem('yaktube_recent_searches');
      } catch (e) {}

      if (isAccountSyncEnabled()) {
        callCloudSearchHistory('DELETE', '', null);
      }

      renderDynamicSearchChips();
      announce('Arama geçmişi temizlendi.');
    }

    var popularTrendingQueries = [
      { title: '🎵 Türkçe Pop', q: 'Türkçe Pop' },
      { title: '🎸 Anadolu Rock', q: 'Anadolu Rock' },
      { title: '🤖 Yapay Zeka', q: 'Yapay Zeka' },
      { title: '💻 Yazılım Dersleri', q: 'Yazılım Dersleri' },
      { title: '🎧 Sesli Kitap & Radyo Tiyatrosu', q: 'Sesli Kitap' },
      { title: '📺 Canlı Haber', q: 'Canlı Haber' },
      { title: '🌍 Bilim & Belgesel', q: 'Bilim Belgeseli' },
      { title: '🎼 Akustik Canlı Performans', q: 'Akustik Canlı' },
      { title: '🎙️ Podcast & Söyleşi', q: 'Podcast Türkçe' }
    ];

    // Auto capture search query from URL into recent searches
    function captureUrlSearchQuery() {
      try {
        var params = new URLSearchParams(window.location.search);
        var q = params.get('search') || params.get('q');
        if (q && q.trim().length >= 2) {
          saveRecentSearch(q.trim());
        }
      } catch (e) {}
    }
    captureUrlSearchQuery();
    window.addEventListener('popstate', captureUrlSearchQuery);

    function renderDynamicSearchChips() {
      var modal = document.getElementById('yaktube-full-search-modal');
      if (!modal) return;

      var container = modal.querySelector('#yaktube-modal-dynamic-chips-section');
      if (!container) return;

      var recent = getRecentSearches();
      var loggedIn = isUserLoggedIn();
      var syncEnabled = isAccountSyncEnabled();
      var html = '';

      // 1. Recent searches section
      html +=
        '<div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; flex-wrap: wrap; gap: 8px;">' +
        '<div class="yaktube-modal-section-title" style="margin-bottom: 0;">🕒 Son Aramalarınız</div>' +
        '<div style="display: flex; align-items: center; gap: 8px;">';

      if (loggedIn) {
        var syncTitle = syncEnabled
          ? 'YakNet Bulut Eşitlemesi Aktif (Tüm cihazlarınızda senkronize edilir. Kapatmak için tıklayın.)'
          : 'Eşitleme Kapalı (Aramalar sadece bu cihazda saklanır. Açmak için tıklayın.)';
        var syncText = syncEnabled ? '☁️ Eşitleme: Açık' : '☁️ Eşitleme: Kapalı';
        var syncBg = syncEnabled ? '#0f766e' : '#334155';
        var syncColor = syncEnabled ? '#5eead4' : '#94a3b8';
        html +=
          '<button id="yaktube-sync-toggle-btn" style="background: ' +
          syncBg +
          '; border: 1px solid rgba(255,255,255,0.15); border-radius: 6px; padding: 2px 8px; color: ' +
          syncColor +
          '; font-size: 11px; font-weight: 600; cursor: pointer; transition: all 0.2s ease;" title="' +
          syncTitle +
          '" aria-label="' +
          syncTitle +
          '">' +
          syncText +
          '</button>';
      } else {
        html +=
          '<span style="font-size: 11px; color: #94a3b8; background: #1e293b; border-radius: 6px; padding: 2px 8px;" title="Misafir modundasınız, aramalar sadece bu cihazda saklanır">🔒 Bu Cihazda</span>';
      }

      if (recent.length > 0) {
        html +=
          '<button id="yaktube-clear-recent-btn" style="background: transparent; border: none; color: #ff8f37; font-size: 12px; font-weight: 600; cursor: pointer; text-decoration: underline;" aria-label="Arama geçmişini temizle">Geçmişi Temizle</button>';
      }

      html += '</div></div>';

      if (recent.length > 0) {
        html += '<div class="yaktube-modal-chips-grid" style="margin-bottom: 18px;">';
        recent.forEach(function (term) {
          var safeTerm = term.replace(/"/g, '&quot;');
          html +=
            '<button class="yaktube-modal-chip yaktube-recent-chip" data-query="' +
            safeTerm +
            '" aria-label="Son arama: ' +
            safeTerm +
            '">🕒 ' +
            safeTerm +
            '</button>';
        });
        html += '</div>';
      }

      // 2. Popular & Trending searches section
      html +=
        '<div class="yaktube-modal-section-title">🔥 Hızlı ve Popüler Aramalar</div>' +
        '<div class="yaktube-modal-chips-grid">';

      popularTrendingQueries.forEach(function (item) {
        var safeQ = item.q.replace(/"/g, '&quot;');
        html +=
          '<button class="yaktube-modal-chip" data-query="' +
          safeQ +
          '" aria-label="Popüler arama: ' +
          safeQ +
          '">' +
          item.title +
          '</button>';
      });
      html += '</div>';

      container.innerHTML = html;

      // Attach click events
      container.querySelectorAll('.yaktube-modal-chip').forEach(function (chip) {
        chip.addEventListener('click', function () {
          var query = chip.getAttribute('data-query');
          var inp = modal.querySelector('#yaktube-modal-input');
          if (inp) inp.value = query;
          if (typeof window.__yaktube_execute_search__ === 'function') {
            window.__yaktube_execute_search__(query);
          }
        });
      });

      var clearBtn = container.querySelector('#yaktube-clear-recent-btn');
      if (clearBtn) {
        clearBtn.addEventListener('click', function (e) {
          e.preventDefault();
          e.stopPropagation();
          clearRecentSearches();
        });
      }

      var syncToggleBtn = container.querySelector('#yaktube-sync-toggle-btn');
      if (syncToggleBtn) {
        syncToggleBtn.addEventListener('click', function (e) {
          e.preventDefault();
          e.stopPropagation();
          var current = localStorage.getItem('yaktube_sync_search_history') !== 'false';
          var next = !current;
          localStorage.setItem('yaktube_sync_search_history', next ? 'true' : 'false');
          if (next) {
            announce('YakNet arama geçmişi eşitlemesi açıldı.');
            syncCloudSearchHistory(renderDynamicSearchChips);
          } else {
            announce('Arama geçmişi eşitlemesi kapatıldı. Aramalar sadece bu cihazda saklanacak.');
          }
          renderDynamicSearchChips();
        });
      }
    }

    function createFullSearchModal() {
      var existingModal = document.getElementById('yaktube-full-search-modal');
      if (existingModal) return existingModal;

      var modal = document.createElement('div');
      modal.id = 'yaktube-full-search-modal';
      modal.className = 'yaktube-full-search-modal';
      modal.setAttribute('role', 'dialog');
      modal.setAttribute('aria-modal', 'true');
      modal.setAttribute('aria-labelledby', 'yaktube-modal-search-title');

      modal.innerHTML =
        '<div class="yaktube-modal-search-card">' +
        '<div class="yaktube-modal-search-bar">' +
        '<button id="yaktube-modal-back-btn" class="yaktube-modal-back-btn" aria-label="Aramadan Çık (Escape)" title="Aramadan Çık (Escape)">←</button>' +
        '<div class="yaktube-modal-input-wrap">' +
        '<input id="yaktube-modal-input" type="search" placeholder="Video veya kanal ara..." aria-label="Arama Metni">' +
        '<button id="yaktube-modal-clear-btn" class="yaktube-modal-clear-btn" aria-label="Metni Temizle">✕</button>' +
        '</div>' +
        '<button id="yaktube-modal-submit-btn" class="yaktube-modal-search-action-btn" aria-label="Ara">🔍 Ara</button>' +
        '<button id="yaktube-modal-voice-btn" class="yaktube-modal-voice-btn" aria-label="Sesle Ara (Shift+V)" title="Sesle Ara">🎙️</button>' +
        '</div>' +
        '<div class="yaktube-modal-body">' +
        '<div id="yaktube-modal-voice-section" class="yaktube-modal-voice-section">' +
        '<div id="yaktube-modal-voice-status" class="yaktube-modal-voice-status">🎙️ Dinleniyor...</div>' +
        '<div id="yaktube-modal-voice-transcript" class="yaktube-modal-voice-transcript">Lütfen aramak istediğiniz videoyu söyleyin...</div>' +
        '<button id="yaktube-modal-mic-pulse" class="yaktube-modal-mic-pulse-btn" aria-label="Mikrofonu durdur">🎙️</button>' +
        '</div>' +
        '<div id="yaktube-modal-dynamic-chips-section"></div>' +
        '<div class="yaktube-modal-hint-footer">' +
        '<span>💡 <b>Enter</b> ile ara, <b>Shift+V</b> ile sesli ara</span>' +
        '<span><b>Escape</b> ile kapat</span>' +
        '</div>' +
        '</div>' +
        '</div>';

      document.body.appendChild(modal);

      var inp = modal.querySelector('#yaktube-modal-input');
      var clearBtn = modal.querySelector('#yaktube-modal-clear-btn');
      var backBtn = modal.querySelector('#yaktube-modal-back-btn');
      var submitBtn = modal.querySelector('#yaktube-modal-submit-btn');
      var voiceBtn = modal.querySelector('#yaktube-modal-voice-btn');
      var micPulseBtn = modal.querySelector('#yaktube-modal-mic-pulse');

      // Input typing & clear
      inp.addEventListener('input', function () {
        if (inp.value && inp.value.trim().length > 0) {
          clearBtn.style.display = 'inline-flex';
        } else {
          clearBtn.style.display = 'none';
        }
      });

      clearBtn.addEventListener('click', function () {
        inp.value = '';
        clearBtn.style.display = 'none';
        inp.focus();
        announce('Arama metni temizlendi.');
      });

      // Close on Back button or Escape
      backBtn.addEventListener('click', function (e) {
        e.preventDefault();
        e.stopPropagation();
        closeFullSearchModal();
      });

      modal.addEventListener('click', function (e) {
        if (e.target === modal) {
          closeFullSearchModal();
        }
      });

      // Search execute
      function executeSearch(query) {
        var q = (query || inp.value || '').trim();
        if (q) {
          saveRecentSearch(q);
          announce('"' + q + '" için arama yapılıyor...', true);
          closeFullSearchModal();
          window.location.href = '/search?search=' + encodeURIComponent(q) + '&searchTarget=search-index';
        }
      }
      window.__yaktube_execute_search__ = executeSearch;
      renderDynamicSearchChips();

      submitBtn.addEventListener('click', function () {
        executeSearch();
      });

      inp.addEventListener('keydown', function (e) {
        if (e.key === 'Enter') {
          e.preventDefault();
          executeSearch();
        } else if (e.key === 'Escape') {
          e.preventDefault();
          closeFullSearchModal();
        }
      });

      // Chips click
      modal.querySelectorAll('.yaktube-modal-chip').forEach(function (chip) {
        chip.addEventListener('click', function () {
          var query = chip.getAttribute('data-query');
          executeSearch(query);
        });
      });

      // Voice button click
      voiceBtn.addEventListener('click', function () {
        toggleVoiceInsideModal();
      });

      micPulseBtn.addEventListener('click', function () {
        toggleVoiceInsideModal();
      });

      return modal;
    }

    function openFullSearchModal(initialQuery, autoStartVoice) {
      var modal = createFullSearchModal();
      modal.classList.add('yaktube-modal-open');
      modal.style.display = 'flex';
      renderDynamicSearchChips();
      syncCloudSearchHistory(renderDynamicSearchChips);

      var inp = modal.querySelector('#yaktube-modal-input');
      var clearBtn = modal.querySelector('#yaktube-modal-clear-btn');
      if (inp) {
        inp.value = initialQuery || '';
        if (inp.value) clearBtn.style.display = 'inline-flex';
        setTimeout(function () {
          inp.focus();
          inp.select();
        }, 50);
      }

      announce('Arama penceresi açıldı. Arayacağınız konuyu yazın veya sesle arayın.', true);

      if (autoStartVoice) {
        startVoiceInsideModal();
      }
    }

    function closeFullSearchModal() {
      var modal = document.getElementById('yaktube-full-search-modal');
      if (modal) {
        modal.classList.remove('yaktube-modal-open');
        modal.style.display = 'none';
      }
      stopVoiceInsideModal();
      announce('Arama penceresi kapatıldı.');

      var trigger = document.querySelector('.yaktube-search-trigger-pill');
      if (trigger) {
        try {
          trigger.focus();
        } catch (e) {}
      }
    }

    function toggleVoiceInsideModal() {
      if (isVoiceListening) {
        stopVoiceInsideModal();
      } else {
        startVoiceInsideModal();
      }
    }

    function startVoiceInsideModal() {
      var SpeechRec = window.SpeechRecognition || window.webkitSpeechRecognition;
      var modal = document.getElementById('yaktube-full-search-modal');
      if (!modal) return;

      var voiceSec = modal.querySelector('#yaktube-modal-voice-section');
      var statusText = modal.querySelector('#yaktube-modal-voice-status');
      var transcriptEl = modal.querySelector('#yaktube-modal-voice-transcript');
      var inp = modal.querySelector('#yaktube-modal-input');

      if (voiceSec) voiceSec.style.display = 'block';
      if (statusText) statusText.textContent = '🎙️ Dinleniyor...';
      if (transcriptEl) transcriptEl.textContent = 'Lütfen aramak istediğiniz videoyu söyleyin...';

      if (!SpeechRec) {
        if (statusText) statusText.textContent = 'Tarayıcıda Ses Tanıma Desteklenmiyor';
        if (transcriptEl) transcriptEl.textContent = 'Lütfen Google Chrome veya Microsoft Edge kullanın.';
        announce('Tarayıcınız ses tanımayı desteklemiyor. Lütfen Chrome veya Edge kullanın.');
        return;
      }

      announce('Sesli arama dinleniyor, lütfen aramak istediğiniz videoyu söyleyin.', true);

      try {
        activeVoiceRec = new SpeechRec();
        activeVoiceRec.lang = navigator.language || 'tr-TR';
        activeVoiceRec.continuous = false;
        activeVoiceRec.interimResults = true;
        activeVoiceRec.maxAlternatives = 1;

        isVoiceListening = true;

        activeVoiceRec.onresult = function (ev) {
          if (ev.results && ev.results[0]) {
            var transcript = ev.results[0][0].transcript.trim();
            if (transcriptEl) transcriptEl.textContent = '"' + transcript + '"';
            if (inp) inp.value = transcript;

            if (ev.results[0].isFinal) {
              announce('"' + transcript + '" için arama başlatılıyor...', true);
              setTimeout(function () {
                closeFullSearchModal();
                window.location.href = '/search?search=' + encodeURIComponent(transcript) + '&searchTarget=search-index';
              }, 500);
            }
          }
        };

        activeVoiceRec.onerror = function (ev) {
          if (statusText) statusText.textContent = 'Ses Algılanamadı';
          if (transcriptEl) transcriptEl.textContent = 'Tekrar denemek için mikrofona dokunun.';
          stopVoiceInsideModal();
        };

        activeVoiceRec.onend = function () {
          stopVoiceInsideModal();
        };

        activeVoiceRec.start();
      } catch (err) {
        stopVoiceInsideModal();
      }
    }

    function stopVoiceInsideModal() {
      isVoiceListening = false;
      if (activeVoiceRec) {
        try {
          activeVoiceRec.stop();
        } catch (e) {}
        activeVoiceRec = null;
      }
      var modal = document.getElementById('yaktube-full-search-modal');
      if (modal) {
        var voiceSec = modal.querySelector('#yaktube-modal-voice-section');
        if (voiceSec) voiceSec.style.display = 'none';
      }
    }

    function transformToYouTubeSearchBar(searchInp, searchContainer) {
      if (searchContainer.hasAttribute('data-yaktube-trigger-styled')) return;
      searchContainer.setAttribute('data-yaktube-trigger-styled', 'true');

      // Hide original native inputs
      searchInp.style.display = 'none';
      searchInp.setAttribute('tabindex', '-1');
      searchInp.setAttribute('aria-hidden', 'true');

      var nativeInputs = searchContainer.querySelectorAll('input, button');
      nativeInputs.forEach(function (el) {
        if (
          !el.classList.contains('yaktube-search-trigger-pill') &&
          !el.classList.contains('yaktube-voice-search-btn')
        ) {
          el.style.display = 'none';
          el.setAttribute('tabindex', '-1');
          el.setAttribute('aria-hidden', 'true');
        }
      });

      // 1. Create Outer Wrapper
      var outerWrap = searchContainer.querySelector('.yaktube-search-outer-wrap');
      if (!outerWrap) {
        outerWrap = document.createElement('div');
        outerWrap.className = 'yaktube-search-outer-wrap';
        searchContainer.appendChild(outerWrap);
      }

      // 2. Create Single Sleek Pill Trigger
      var triggerPill = outerWrap.querySelector('.yaktube-search-trigger-pill');
      if (!triggerPill) {
        triggerPill = document.createElement('button');
        triggerPill.type = 'button';
        triggerPill.className = 'yaktube-search-trigger-pill';
        triggerPill.setAttribute('aria-label', 'Ara');
        triggerPill.setAttribute('title', 'Arama Yap (/)');

        triggerPill.innerHTML =
          '<span class="yaktube-search-trigger-icon">🔍</span>' +
          '<span class="yaktube-search-trigger-text">Ara...</span>' +
          '<span class="yaktube-search-trigger-shortcut">/</span>';

        outerWrap.appendChild(triggerPill);

        triggerPill.addEventListener('click', function (e) {
          e.preventDefault();
          openFullSearchModal('', false);
        });
      }

      // 3. YouTube Circular Voice Button (🎙️) Beside the Pill Box
      var voiceBtn = outerWrap.querySelector('.yaktube-voice-search-btn');
      if (!voiceBtn) {
        voiceBtn = document.createElement('button');
        voiceBtn.type = 'button';
        voiceBtn.className = 'yaktube-voice-search-btn';
        voiceBtn.setAttribute('aria-label', 'Sesle Ara (Shift+V)');
        voiceBtn.setAttribute('title', 'Sesle Ara (Shift+V)');
        voiceBtn.innerHTML = '🎙️';

        outerWrap.appendChild(voiceBtn);

        voiceBtn.addEventListener('click', function (e) {
          e.preventDefault();
          e.stopPropagation();
          openFullSearchModal('', true);
        });
      }
    }

    function injectSearchEnhancements() {
      var searchContainers = document.querySelectorAll(
        'my-search-typeahead, .search-container, .header-search, my-header .search'
      );
      searchContainers.forEach(function (container) {
        var searchInp = container.querySelector('input[type="search"], input[type="text"], input');
        if (searchInp) {
          transformToYouTubeSearchBar(searchInp, container);
        }
      });

      // Clean up repetitive card titles and strange relative date buttons
      document.querySelectorAll('my-video-miniature, .video-miniature').forEach(function (card) {
        var thumbLink = card.querySelector('a.thumbnail-link, .video-thumbnail a, a.thumbnail');
        if (thumbLink && !thumbLink.hasAttribute('aria-hidden')) {
          thumbLink.setAttribute('aria-hidden', 'true');
          thumbLink.setAttribute('tabindex', '-1');
        }

        var dateBtn = card.querySelector('.video-date-line button, .video-date button, button[title*="tarih"]');
        if (dateBtn && !dateBtn.hasAttribute('data-cleaned')) {
          dateBtn.setAttribute('data-cleaned', 'true');
          var dateText = dateBtn.textContent.trim();
          dateBtn.setAttribute('aria-label', dateText);
        }
      });
    }

    // Global Keyboard Shortcuts
    document.addEventListener('keydown', function (e) {
      var activeTag = document.activeElement ? document.activeElement.tagName.toLowerCase() : '';
      var isInputActive = activeTag === 'input' || activeTag === 'textarea';

      // Shift + V: Open YouTube Voice Search Modal
      if (e.shiftKey && (e.key === 'V' || e.key === 'v') && !isInputActive) {
        e.preventDefault();
        openFullSearchModal('', true);
      }
      // Escape: Close Full Search Modal
      else if (e.key === 'Escape' || e.keyCode === 27) {
        var modal = document.getElementById('yaktube-full-search-modal');
        if (modal && modal.classList.contains('yaktube-modal-open')) {
          e.preventDefault();
          closeFullSearchModal();
        }
      }
      // / or S: Open Search Modal
      else if ((e.key === '/' || e.key === 's' || e.key === 'S') && !isInputActive && !e.ctrlKey && !e.metaKey) {
        e.preventDefault();
        openFullSearchModal('', false);
      }
    });

    // Automatically trigger cloud search history pull on startup if logged in
    try {
      if (isAccountSyncEnabled()) {
        syncCloudSearchHistory();
      }
    } catch (e) {}

    // 7.5. Reactive Hybrid Related Videos Engine (Watch Page)
    var currentActiveVideoKey = null;
    var isFetchingRelated = false;
    var relatedShowAll = false;
    var cachedRelatedResults = [];
    var cachedRelatedQuery = '';

    function renderRelatedCards(container, results, query) {
      var count = results ? results.length : 0;
      if (count === 0) {
        container.style.display = 'none';
        return;
      }

      container.style.display = 'block';
      var limit = relatedShowAll ? count : Math.min(count, 12);
      var displayed = results.slice(0, limit);

      var cardsHtml = '';
      displayed.forEach(function (item) {
        var isLocal = !!item.isDownloaded;
        var statusBadge = isLocal
          ? '<span class="yaktube-badge" style="background: linear-gradient(135deg, #10b981 0%, #059669 100%); margin-bottom: 4px; display: inline-block; font-size:10px; padding:2px 8px;">✅ ' +
            getInstanceName() +
            "'da İzle</span>"
          : '<span class="yaktube-badge" style="background: linear-gradient(135deg, #ff8f37 0%, #ff5e3a 100%); margin-bottom: 4px; display: inline-block; font-size:10px; padding:2px 8px;">⚡ Canlı Keşif</span>';

        var actionButton = isLocal
          ? '<a href="' +
            item.localVideo.url +
            '" class="yaktube-play-btn yaktube-related-play-link" style="font-size:11px; padding:6px 10px;" aria-label="' +
            item.title.replace(/"/g, '&quot;') +
            ' videosunu ' +
            escapeHtml(getInstanceName()) +
            '\'dan hemen izle">▶️ Hemen İzle</a>'
          : '<button class="yaktube-import-btn yaktube-related-import" data-url="' +
            item.url +
            '" data-title="' +
            item.title.replace(/"/g, '&quot;') +
            '" style="font-size:11px; padding:6px 10px;" aria-label="' +
            item.title.replace(/"/g, '&quot;') +
            ' videosunu ' +
            getInstanceName() +
            '\'a indir ve izle">📥 İndir ve İzle</button>';

        var cardLabel =
          item.title +
          (isLocal ? ' (' + getInstanceName() + ' kütüphanenizde mevcut)' : ' (Canlı YouTube keşfi)') +
          ', ' +
          item.channel +
          ' kanalı, Süre: ' +
          item.durationFormatted;
        cardsHtml +=
          '<div class="yaktube-card" role="article" tabindex="0" style="margin-bottom:10px;" aria-label="' +
          cardLabel.replace(/"/g, '&quot;') +
          '">' +
          '<div class="yaktube-thumb-wrap">' +
          '<img class="yaktube-thumb-img" src="' +
          item.thumbnail +
          '" alt="' +
          item.title.replace(/"/g, '&quot;') +
          '" loading="lazy" />' +
          '<span class="yaktube-duration-badge" aria-label="Süre">' +
          item.durationFormatted +
          '</span>' +
          '</div>' +
          '<div class="yaktube-info">' +
          '<div>' +
          statusBadge +
          '<h4 class="yaktube-video-name" title="' +
          item.title +
          '" style="margin:0; font-size:12px; font-weight:600; line-height:1.35;">' +
          item.title +
          '</h4>' +
          '<div class="yaktube-channel-name" style="font-size:10px;">' +
          item.channel +
          '</div>' +
          '</div>' +
          actionButton +
          '</div>' +
          '</div>';
      });

      var loadMoreBtn = '';
      if (count > 12) {
        if (!relatedShowAll) {
          loadMoreBtn =
            '<button id="yaktube-related-toggle-more" class="yaktube-shortcuts-btn" style="width:100%; margin-top:12px; padding:10px; justify-content:center; font-weight:700; background:rgba(255,143,55,0.15); border-color:#ff8f37; color:#fff;" aria-label="Daha fazla önerilen video göster">' +
            '➕ Daha Fazla Öneri Göster (' +
            (count - 12) +
            ' video daha)' +
            '</button>';
        } else {
          loadMoreBtn =
            '<button id="yaktube-related-toggle-more" class="yaktube-shortcuts-btn" style="width:100%; margin-top:12px; padding:8px; justify-content:center; font-size:11px;" aria-label="Daha az öneri göster">' +
            '🔼 Daha Az Göster' +
            '</button>';
        }
      }

      var headerCountText = count > 12 && !relatedShowAll ? displayed.length + ' / ' + count : count;

      container.innerHTML =
        '<div class="yaktube-header">' +
        '<div class="yaktube-header-left">' +
        '<span class="yaktube-badge">🔥 ' +
        getInstanceName() +
        ' Akıllı Önerilenler</span>' +
        '<h3 class="yaktube-title-h3" style="margin:0; font-size:1.05rem;">"' +
        query +
        '" ile İlgili Öneriler (' +
        headerCountText +
        ')</h3>' +
        '</div>' +
        '<button id="yaktube-related-refresh-btn" class="yaktube-shortcuts-btn" aria-label="Önerileri Yenile">' +
        '🔄 Yenile' +
        '</button>' +
        '</div>' +
        '<div class="yaktube-grid" style="grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap:12px;">' +
        cardsHtml +
        '</div>' +
        loadMoreBtn;

      var toggleBtn = document.getElementById('yaktube-related-toggle-more');
      if (toggleBtn) {
        toggleBtn.addEventListener('click', function () {
          relatedShowAll = !relatedShowAll;
          renderRelatedCards(container, cachedRelatedResults, cachedRelatedQuery);
          announce(
            relatedShowAll ? 'Tüm ' + cachedRelatedResults.length + ' önerilen video açıldı.' : 'Öneriler daraltıldı.'
          );
        });
      }

      var refreshBtn = document.getElementById('yaktube-related-refresh-btn');
      if (refreshBtn) {
        refreshBtn.addEventListener('click', function () {
          currentActiveVideoKey = null;
          checkAndInjectRelatedVideos(true);
        });
      }

      container.querySelectorAll('.yaktube-related-import').forEach(function (btn) {
        btn.addEventListener('click', function (e) {
          var videoUrl = e.currentTarget.getAttribute('data-url');
          var videoTitle = e.currentTarget.getAttribute('data-title');
          handleImport(videoUrl, e.currentTarget, videoTitle);
        });
      });

      container.querySelectorAll('.yaktube-related-play-link').forEach(function (link) {
        link.addEventListener('click', function () {
          currentActiveVideoKey = null;
        });
      });
    }

    function checkAndInjectRelatedVideos(forceReload) {
      var isWatchPage =
        window.location.pathname.includes('/videos/watch/') || window.location.pathname.startsWith('/w/');
      if (!isWatchPage) {
        var existing = document.getElementById('yaktube-hybrid-related-container');
        if (existing) existing.remove();
        currentActiveVideoKey = null;
        return;
      }

      var titleElem =
        document.querySelector('h1.video-name') ||
        document.querySelector('.video-info h1') ||
        document.querySelector('.video-watch-heading h1') ||
        document.querySelector('h1') ||
        document.querySelector('.title');

      var rawTitle = titleElem ? (titleElem.textContent || titleElem.innerText || '').trim() : '';
      if (!rawTitle || rawTitle.length < 3) {
        return;
      }

      var currentPath = window.location.pathname;
      var thisVideoKey = currentPath + '::' + rawTitle.toLowerCase();

      if (
        !forceReload &&
        thisVideoKey === currentActiveVideoKey &&
        document.getElementById('yaktube-hybrid-related-container')
      ) {
        return;
      }

      if (isFetchingRelated) return;
      isFetchingRelated = true;

      var cleanTopic = rawTitle
        .replace(/YakTube/gi, '')
        .replace(/[\(\[].*?[\)\]]/g, '')
        .replace(/official video|video klip|klip|hd|4k|lyric video|audio|remix|feat\.?|ft\.?/gi, '')
        .trim();

      var words = cleanTopic.split(/\s+/).filter(function (w) {
        return w.length > 2;
      });
      var searchQuery = words.slice(0, 3).join(' ') || cleanTopic;

      var container = document.getElementById('yaktube-hybrid-related-container');
      if (!container) {
        container = document.createElement('div');
        container.id = 'yaktube-hybrid-related-container';
        container.className = 'yaktube-ondemand-section';
        container.setAttribute('role', 'region');
        container.setAttribute('aria-label', 'YakTube Akıllı Önerilen Videolar');
      }

      var recVideosMount = document.querySelector('my-recommended-videos, .other-videos');
      var commentsMount = document.querySelector('#yaktube-watch-comments-panel, my-video-comments, .video-comments');
      var videoBottomMount = document.querySelector('.video-bottom, .video-info');
      var watchMount = document.querySelector('my-video-watch') || document.querySelector('main');

      if (recVideosMount) {
        if (container.parentElement !== recVideosMount) {
          recVideosMount.prepend(container);
        }
      } else if (commentsMount) {
        if (container.previousElementSibling !== commentsMount) {
          commentsMount.insertAdjacentElement('afterend', container);
        }
      } else if (videoBottomMount) {
        if (container.previousElementSibling !== videoBottomMount) {
          videoBottomMount.insertAdjacentElement('afterend', container);
        }
      } else if (watchMount) {
        if (container.parentElement !== watchMount) {
          watchMount.appendChild(container);
        }
      } else {
        isFetchingRelated = false;
        return;
      }

      container.innerHTML =
        '<div class="yaktube-header">' +
        '<div class="yaktube-header-left">' +
        '<span class="yaktube-badge">🔥 ' +
        getInstanceName() +
        ' Akıllı Önerilenler</span>' +
        '<h3 class="yaktube-title-h3" style="margin:0; font-size:1.05rem;">"' +
        searchQuery +
        '" için Öneriler Taranıyor...</h3>' +
        '</div>' +
        '</div>' +
        '<div style="padding: 18px; text-align: center; color: #ff8f37;">' +
        '<div class="yaktube-spinner" style="width: 30px; height: 30px; border-width: 3px;" aria-hidden="true"></div>' +
        '<div style="margin-top: 10px; font-size: 13px;">YouTube ve Fediverse\'deki en alakalı videolar getiriliyor...</div>' +
        '</div>';

      announce(searchQuery + ' için ilgili video önerileri yükleniyor.');

      fetch('/api-custom/youtube-search?q=' + encodeURIComponent(searchQuery))
        .then(function (res) {
          return res.json();
        })
        .then(function (data) {
          var rawResults = data.results || [];
          var normalizedCurrentTitle = rawTitle.toLowerCase().trim();

          var uniqueResults = [];
          var seenIds = {};

          rawResults.forEach(function (item) {
            if (item && item.id && !seenIds[item.id] && item.title) {
              var itemTitle = item.title.toLowerCase().trim();
              if (itemTitle !== normalizedCurrentTitle && !itemTitle.includes(normalizedCurrentTitle)) {
                seenIds[item.id] = true;
                uniqueResults.push(item);
              }
            }
          });

          cachedRelatedResults = uniqueResults;
          cachedRelatedQuery = searchQuery;
          currentActiveVideoKey = thisVideoKey;
          relatedShowAll = false;

          renderRelatedCards(container, uniqueResults, searchQuery);

          var initialCount = Math.min(uniqueResults.length, 12);
          if (uniqueResults.length === 0) {
            announce(searchQuery + ' için ilgili öneri bulunamadı.');
          } else {
            announce(
              searchQuery +
                ' için ' +
                initialCount +
                ' öneri gösteriliyor' +
                (uniqueResults.length > 12 ? ', toplam ' + uniqueResults.length + ' video bulundu' : '') +
                '.'
            );
          }
        })
        .catch(function (err) {
          console.error('[YakTube] Related fetch error:', err);
          container.style.display = 'none';
        })
        .finally(function () {
          isFetchingRelated = false;
        });
    }

    var lastWatchUuid = null;

    function checkAndInjectWatchPageComments() {
      var pathname = window.location.pathname;
      var match = pathname.match(/\/videos\/watch\/([a-zA-Z0-9_-]+)/) || pathname.match(/\/w\/([a-zA-Z0-9_-]+)/);
      if (!match) {
        lastWatchUuid = null;
        var existingWatchComments = document.getElementById('yaktube-watch-comments-panel');
        if (existingWatchComments) existingWatchComments.remove();
        return;
      }

      var uuid = match[1];
      var existingPanel = document.getElementById('yaktube-watch-comments-panel');
      if (uuid === lastWatchUuid && existingPanel) {
        var nativeComments = document.querySelector('my-video-comments, .video-comments, .comments-block, #comments');
        if (nativeComments && existingPanel.previousElementSibling !== nativeComments) {
          nativeComments.insertAdjacentElement('afterend', existingPanel);
        }
        return;
      }
      lastWatchUuid = uuid;

      var mountTarget =
        document.querySelector('my-video-comments, .video-comments, my-video-watch, .video-bottom') || document.body;
      if (!mountTarget) return;

      fetch('/api-custom/video-origin/' + encodeURIComponent(uuid))
        .then(function (r) {
          return r.json();
        })
        .then(function (originData) {
          if (!originData || !originData.ok || !originData.hasYouTubeOrigin || !originData.youtubeId) {
            var old = document.getElementById('yaktube-watch-comments-panel');
            if (old) old.remove();
            return;
          }

          var youtubeId = originData.youtubeId;
          var existing = document.getElementById('yaktube-watch-comments-panel');
          if (existing) existing.remove();

          var panel = document.createElement('div');
          panel.id = 'yaktube-watch-comments-panel';
          panel.className = 'yaktube-comments-panel';
          panel.setAttribute('role', 'region');
          panel.setAttribute('aria-label', 'YouTube Orijinal Yorumlar\u0131');
          panel.style.cssText =
            'margin-top: 24px; margin-bottom: 24px; background: #0f172a; border-radius: 12px; padding: 20px; border: 1px solid rgba(255,255,255,0.08); box-shadow: 0 8px 24px rgba(0,0,0,0.4);';

          panel.innerHTML =
            '<div style="display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;">' +
            '<div>' +
            '<h2 style="margin: 0; font-size: 16px; font-weight: 700; color: #fff; display: flex; align-items: center; gap: 8px;">' +
            "\ud83d\udcac YouTube'daki Orijinal Yorumlar" +
            '</h2>' +
            '<div style="color: #94a3b8; font-size: 12px; margin-top: 4px;">Bu video YouTube\'dan aktar\u0131lm\u0131\u015ft\u0131r. Orijinal topluluk yorumlar\u0131n\u0131 a\u015fa\u011f\u0131dan anl\u0131k olarak y\u00fckleyebilirsiniz.</div>' +
            '</div>' +
            '<button id="yaktube-watch-toggle-comments-btn" style="background: #ff8f37; color: #000; border: none; padding: 8px 18px; border-radius: 8px; font-weight: 700; cursor: pointer; font-size: 13px; display: inline-flex; align-items: center; gap: 6px; box-shadow: 0 4px 12px rgba(255,143,55,0.3);" aria-label="YouTube yorumlar\u0131n\u0131 y\u00fckle ve g\u00f6ster">' +
            '\ud83d\udcac Yorumlar\u0131 G\u00f6ster (20 Yorum)' +
            '</button>' +
            '</div>' +
            '<div id="yaktube-watch-comments-list" style="display: none; margin-top: 16px; flex-direction: column; gap: 12px;"></div>' +
            '<div id="yaktube-watch-more-comments-wrap" style="text-align: center; margin-top: 18px; display: none;">' +
            '<button id="yaktube-watch-more-comments-btn" style="background: #1e293b; color: #ff8f37; border: 1px solid #ff8f37; padding: 10px 24px; border-radius: 8px; font-weight: 700; cursor: pointer; font-size: 13px; display: inline-flex; align-items: center; gap: 6px; transition: all 0.2s ease;" aria-label="Daha fazla YouTube yorumu y\u00fckle">' +
            '\u2795 Daha Fazla Yorum G\u00f6ster (+20 Yorum)' +
            '</button>' +
            '</div>';

          var nativeComments = document.querySelector('my-video-comments, .video-comments, .comments-block, #comments');
          if (nativeComments && nativeComments.parentElement) {
            nativeComments.insertAdjacentElement('afterend', panel);
          } else {
            var watchCol = document.querySelector('.video-info, .video-bottom, my-video-watch, .main-col');
            if (watchCol) {
              watchCol.appendChild(panel);
            } else {
              mountTarget.appendChild(panel);
            }
          }

          var watchCommentToken = null;
          var listContainer = document.getElementById('yaktube-watch-comments-list');
          var toggleBtn = document.getElementById('yaktube-watch-toggle-comments-btn');
          var moreWrap = document.getElementById('yaktube-watch-more-comments-wrap');
          var moreBtn = document.getElementById('yaktube-watch-more-comments-btn');

          function fetchWatchComments(token) {
            if (!token) {
              toggleBtn.disabled = true;
              toggleBtn.textContent = '⏳ Yorumlar Y\u00fckleniyor...';
            } else {
              moreBtn.disabled = true;
              moreBtn.textContent = '⏳ Y\u00fckleniyor...';
            }

            var fUrl =
              '/api-custom/youtube-comments?id=' +
              encodeURIComponent(youtubeId) +
              (token ? '&token=' + encodeURIComponent(token) : '');
            fetch(fUrl)
              .then(function (r) {
                return r.json();
              })
              .then(function (res) {
                if (!token) {
                  listContainer.innerHTML = '';
                  listContainer.style.display = 'flex';
                  toggleBtn.textContent = '🔄 Yorumlar\u0131 Yenile';
                  toggleBtn.disabled = false;
                } else {
                  moreBtn.textContent = '➕ Daha Fazla Yorum G\u00f6ster (+20 Yorum)';
                  moreBtn.disabled = false;
                }

                var cList = res.comments || [];
                if (cList.length === 0 && !token) {
                  listContainer.innerHTML =
                    '<div style="color: #94a3b8; font-size: 13px; text-align: center; padding: 12px;">Bu videoda hen\u00fcz YouTube yorumu bulunmuyor.</div>';
                  moreWrap.style.display = 'none';
                  announce('Bu videoda henüz YouTube yorumu bulunmuyor.');
                  return;
                }

                cList.forEach(function (c) {
                  var card = document.createElement('div');
                  card.className = 'yaktube-comment-item';
                  card.setAttribute('role', 'article');
                  card.setAttribute('tabindex', '0');
                  card.setAttribute(
                    'aria-label',
                    c.author + ' isimli kullan\u0131c\u0131n\u0131n yorumu: ' + c.content
                  );
                  card.style.cssText =
                    'background: #1e293b; padding: 14px 16px; border-radius: 8px; border: 1px solid rgba(255,255,255,0.05); display: flex; gap: 12px; align-items: flex-start;';

                  var avatarLetter = (c.author || 'U').replace('@', '').charAt(0).toUpperCase();
                  var avatarHtml =
                    '<div style="width: 38px; height: 38px; border-radius: 50%; background: #334155; color: #ff8f37; font-weight: 700; display: flex; align-items: center; justify-content: center; font-size: 14px; flex-shrink: 0;">' +
                    avatarLetter +
                    '</div>';
                  var safeContent = c.content
                    .replace(/&/g, '&amp;')
                    .replace(/</g, '&lt;')
                    .replace(/>/g, '&gt;')
                    .replace(/\n/g, '<br>');

                  card.innerHTML =
                    avatarHtml +
                    '<div style="flex-grow: 1; min-width: 0;">' +
                    '<div style="display: flex; align-items: center; gap: 8px; margin-bottom: 6px; flex-wrap: wrap;">' +
                    '<h3 class="yaktube-comment-author-heading" style="margin: 0; font-size: 13px; font-weight: 700; color: #f1f5f9; display: inline-block;">' +
                    c.author +
                    '</h3>' +
                    '<span style="color: #64748b; font-size: 11px;">' +
                    c.published +
                    '</span>' +
                    (c.likeCount && c.likeCount !== '0'
                      ? '<span style="background: rgba(255,255,255,0.08); color: #94a3b8; font-size: 11px; padding: 2px 6px; border-radius: 4px; display: inline-flex; align-items: center; gap: 4px;">👍 ' +
                        c.likeCount +
                        '</span>'
                      : '') +
                    '</div>' +
                    '<div style="color: #cbd5e1; font-size: 13px; line-height: 1.5; word-break: break-word;">' +
                    safeContent +
                    '</div>' +
                    '</div>';

                  listContainer.appendChild(card);
                });

                watchCommentToken = res.nextToken;
                if (watchCommentToken) {
                  moreWrap.style.display = 'block';
                } else {
                  moreWrap.style.display = 'none';
                }

                announce(cList.length + ' adet YouTube yorumu y\u00fcklendi.');
              })
              .catch(function (err) {
                if (!token) {
                  toggleBtn.disabled = false;
                  toggleBtn.textContent = '⚠️ Tekrar Dene';
                } else {
                  moreBtn.disabled = false;
                  moreBtn.textContent = '⚠️ Tekrar Dene';
                }
                alert('Yorumlar y\u00fcklenirken hata olu\u015ftu: ' + err.message);
              });
          }

          if (toggleBtn) {
            toggleBtn.addEventListener('click', function () {
              fetchWatchComments(null);
            });
          }
          if (moreBtn) {
            moreBtn.addEventListener('click', function () {
              if (watchCommentToken) fetchWatchComments(watchCommentToken);
            });
          }
        })
        .catch(function () {});
    }

    // 6. PWA Mobile App Install Engine & Standalone Detection
    var isInsideYakTubeApp =
      (navigator.userAgent && navigator.userAgent.indexOf('YakTubeMobileApp') !== -1) ||
      (typeof window.matchMedia === 'function' &&
        window.matchMedia('(display-mode: standalone)') &&
        window.matchMedia('(display-mode: standalone)').matches) ||
      (window.navigator && window.navigator.standalone === true);

    var isMobileDevice = /Android|iPhone|iPad|iPod|Mobile|Tablet/i.test(navigator.userAgent);

    var deferredInstallPrompt = null;

    window.addEventListener('beforeinstallprompt', function (e) {
      if (isInsideYakTubeApp) return;
      e.preventDefault();
      deferredInstallPrompt = e;
      injectPWAInstallButton();
    });

    function injectPWAInstallButton() {
      if (isInsideYakTubeApp) {
        var existBtn = document.getElementById('yaktube-pwa-install-btn');
        if (existBtn) {
          existBtn.setAttribute('aria-hidden', 'true');
          existBtn.remove();
        }
        return;
      }
      if (!deferredInstallPrompt || document.getElementById('yaktube-pwa-install-btn')) return;

      var headerButtons =
        document.querySelector('my-header .buttons-container') ||
        document.querySelector('.buttons-container') ||
        document.querySelector('my-header');
      if (!headerButtons) return;

      var installBtn = document.createElement('button');
      installBtn.id = 'yaktube-pwa-install-btn';
      installBtn.className = 'yaktube-pwa-btn';
      installBtn.setAttribute('type', 'button');
      installBtn.setAttribute('aria-label', 'YakTube Mobil Uygulamasını Yükle');
      installBtn.style.cssText =
        'background: linear-gradient(135deg, #ff8f37, #f97316); color: #000; border: none; padding: 6px 14px; border-radius: 20px; font-weight: 700; font-size: 12px; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; margin-right: 8px; box-shadow: 0 4px 12px rgba(255,143,55,0.4);';
      installBtn.innerHTML = '📲 Uygulamayı Yükle';

      installBtn.addEventListener('click', function () {
        if (deferredInstallPrompt) {
          deferredInstallPrompt.prompt();
          deferredInstallPrompt.userChoice.then(function (choiceResult) {
            if (choiceResult.outcome === 'accepted') {
              installBtn.remove();
              announce('YakTube uygulaması cihazınıza yükleniyor.');
            }
            deferredInstallPrompt = null;
          });
        }
      });

      headerButtons.prepend(installBtn);
    }

    function isYakTubeInstance() {
      return window.location.hostname.includes('yaktube.yakhub.com.tr') || getInstanceName() === 'YakTube';
    }

    function injectApkDownloadButton() {
      if (!isYakTubeInstance()) return;
      // 1. If inside APK: NEVER show APK button
      if (isInsideYakTubeApp) {
        var existBtnApp = document.getElementById('yaktube-apk-download-btn');
        if (existBtnApp) {
          existBtnApp.setAttribute('aria-hidden', 'true');
          existBtnApp.remove();
        }
        return;
      }

      // 2. If on Desktop: NEVER show in top header (keep header clean)
      if (!isMobileDevice) {
        var existBtnDesktop = document.getElementById('yaktube-apk-download-btn');
        if (existBtnDesktop) {
          existBtnDesktop.setAttribute('aria-hidden', 'true');
          existBtnDesktop.remove();
        }
        return;
      }

      // 3. If on Mobile Web: Show in header
      if (document.getElementById('yaktube-apk-download-btn')) return;

      var headerButtons =
        document.querySelector('my-header .buttons-container') ||
        document.querySelector('my-header .header-right') ||
        document.querySelector('.buttons-container') ||
        document.querySelector('my-header');
      if (!headerButtons) return;

      var apkBtn = document.createElement('a');
      apkBtn.id = 'yaktube-apk-download-btn';
      apkBtn.href = '/yaktube.apk';
      apkBtn.className = 'yaktube-apk-btn';
      apkBtn.setAttribute('download', 'YakTube_Mobile_v1.0.apk');
      apkBtn.setAttribute('aria-label', 'YakTube Android APK İndir (4.5 MB)');
      apkBtn.style.cssText =
        'background: #1e293b; color: #ff8f37; border: 1px solid #ff8f37; padding: 6px 12px; border-radius: 20px; font-weight: 700; font-size: 11px; text-decoration: none; display: inline-flex; align-items: center; gap: 4px; margin-right: 6px; transition: all 0.2s; box-shadow: 0 4px 12px rgba(0,0,0,0.3);';
      apkBtn.innerHTML = '🤖 APK İndir (4.5 MB)';

      headerButtons.prepend(apkBtn);
    }

    function injectSidebarApkLink() {
      if (!isYakTubeInstance()) return;
      // If inside APK: NEVER show in sidebar
      if (isInsideYakTubeApp) {
        var existLink = document.getElementById('yaktube-sidebar-apk-link');
        if (existLink) {
          existLink.setAttribute('aria-hidden', 'true');
          existLink.remove();
        }
        return;
      }

      if (document.getElementById('yaktube-sidebar-apk-link')) return;

      var menuContainer = document.querySelector('my-menu, .menu, .main-menu, .nav-list');
      if (!menuContainer) return;

      var sidebarLink = document.createElement('a');
      sidebarLink.id = 'yaktube-sidebar-apk-link';
      sidebarLink.href = '/yaktube.apk';
      sidebarLink.className = 'menu-link item-link';
      sidebarLink.setAttribute('download', 'YakTube_Mobile_v1.0.apk');
      sidebarLink.setAttribute('aria-label', 'YakTube Android Uygulamasını İndir (4.5 MB)');
      sidebarLink.style.cssText =
        'display: flex; align-items: center; gap: 10px; padding: 10px 16px; margin: 8px 12px; background: rgba(255, 143, 55, 0.1); color: #ff8f37; border: 1px solid rgba(255, 143, 55, 0.3); border-radius: 8px; font-weight: 700; font-size: 13px; text-decoration: none;';
      sidebarLink.innerHTML = '<span>🤖</span> <span>YakTube Android APK (4.5 MB)</span>';

      menuContainer.appendChild(sidebarLink);
    }

    setInterval(function () {
      checkAndInjectSearchResults();
      injectSearchEnhancements();
      checkAndInjectRelatedVideos(false);
      restoreActiveLiveStream();
      checkAndInjectWatchPageComments();
      injectPWAInstallButton();
      injectApkDownloadButton();
      injectSidebarApkLink();
    }, 800);
    restoreActiveLiveStream();
    window.addEventListener('popstate', function () {
      currentActiveVideoKey = null;
      checkAndInjectSearchResults();
      checkAndInjectRelatedVideos(true);
      checkAndInjectWatchPageComments();
    });
    checkAndInjectWatchPageComments();
  })();

  // 5. Background Play (Screen-Off / Minimize) & MediaSession Lock-Screen Controls
  (function initBackgroundPlaybackEngine() {
    var videoState = {
      hasPlayed: false,
      explicitlyPausedByClick: false,
      lastPlayTime: 0
    };

    function attachVideoListeners(video) {
      if (!video || video.hasAttribute('data-yaktube-bgplay-hooked')) return;
      video.setAttribute('data-yaktube-bgplay-hooked', 'true');

      video.addEventListener('play', function () {
        videoState.hasPlayed = true;
        videoState.explicitlyPausedByClick = false;
        videoState.lastPlayTime = Date.now();
        updateMediaSessionMetadata(video);
      });

      video.addEventListener('ended', function () {
        videoState.hasPlayed = false;
        videoState.explicitlyPausedByClick = true;
      });

      video.addEventListener('timeupdate', function () {
        updateMediaSessionPosition(video);
      });
    }

    // Hook manual play/pause buttons
    document.addEventListener(
      'click',
      function (e) {
        var target = e.target;
        if (!target) return;
        var btn = target.closest(
          '.vjs-play-control, button[title*="Duraklat"], button[aria-label*="Duraklat"], #yaktube-bar-play-btn'
        );
        if (btn) {
          var video = getVideoElement();
          if (video && !video.paused) {
            videoState.explicitlyPausedByClick = true;
          }
        }
      },
      true
    );

    function handleVisibilityChange() {
      var video = getVideoElement();
      if (!video) return;

      // When screen turns off / tab is hidden:
      if (document.hidden || document.webkitHidden) {
        if (videoState.hasPlayed && !videoState.explicitlyPausedByClick) {
          // Unconditionally keep audio stream active
          setTimeout(function () {
            if (video.paused && !videoState.explicitlyPausedByClick) {
              video.play().catch(function () {});
            }
          }, 100);
          setTimeout(function () {
            if (video.paused && !videoState.explicitlyPausedByClick) {
              video.play().catch(function () {});
            }
          }, 300);
        }
      }
    }

    document.addEventListener('visibilitychange', handleVisibilityChange, false);
    document.addEventListener('webkitvisibilitychange', handleVisibilityChange, false);
    window.addEventListener('pagehide', handleVisibilityChange, false);

    // MediaSession API Integration (Lock Screen, Bluetooth, Smart Watches)
    function updateMediaSessionMetadata(video) {
      if (!('mediaSession' in navigator)) return;

      var titleEl = document.querySelector('h1.video-title, .video-name, my-video-watch h1, .title');
      var title = titleEl ? titleEl.textContent.trim() : 'YakTube Video';
      var authorEl = document.querySelector('.actor-name, .channel-name, .video-channel-name, a.actor-link');
      var artist = authorEl ? authorEl.textContent.trim() : 'YakTube';

      var artwork = [];
      var thumbEl = document.querySelector('meta[property="og:image"]');
      if (thumbEl && thumbEl.content) {
        artwork.push({ src: thumbEl.content, sizes: '512x512', type: 'image/jpeg' });
      }

      try {
        navigator.mediaSession.metadata = new MediaMetadata({
          title: title,
          artist: artist,
          album: 'YakTube',
          artwork: artwork
        });

        navigator.mediaSession.setActionHandler('play', function () {
          video.play();
          announce('Video oynatılıyor.');
        });
        navigator.mediaSession.setActionHandler('pause', function () {
          videoState.pausedByUser = true;
          video.pause();
          announce('Video duraklatıldı.');
        });
        navigator.mediaSession.setActionHandler('seekbackward', function (details) {
          var skipTime = details.seekOffset || 10;
          video.currentTime = Math.max(0, video.currentTime - skipTime);
          announce(skipTime + ' saniye geri sarıldı.');
        });
        navigator.mediaSession.setActionHandler('seekforward', function (details) {
          var skipTime = details.seekOffset || 10;
          video.currentTime = Math.min(video.duration || 99999, video.currentTime + skipTime);
          announce(skipTime + ' saniye ileri sarıldı.');
        });
        navigator.mediaSession.setActionHandler('stop', function () {
          videoState.pausedByUser = true;
          video.pause();
        });
      } catch (e) {}
    }

    function updateMediaSessionPosition(video) {
      if (!('mediaSession' in navigator) || !navigator.mediaSession.setPositionState) return;
      if (isNaN(video.duration) || isNaN(video.currentTime) || video.duration <= 0) return;
      try {
        navigator.mediaSession.setPositionState({
          duration: video.duration,
          playbackRate: video.playbackRate || 1,
          position: Math.min(video.currentTime, video.duration)
        });
      } catch (e) {}
    }

    // Auto-hook active video elements
    setInterval(function () {
      var video = getVideoElement();
      if (video) attachVideoListeners(video);
    }, 1000);
  })();
} catch (err) {
  console.error('[YakTube] Safe catch error:', err);
}