(function () {
  var supported = ["en", "it", "fr", "de", "es"];
  var fallback = "en";
  var aliases = {
    "en-us": "en",
    "de-ch": "de",
    "fr-ch": "fr"
  };

  var translations = {
    en: {
      pageTitle: "Bag Exchange | Swap bags and handbags",
      languageLabel: "Language",
      badge: "community beta",
      heroTitle: "Give your bags a new life.",
      heroDesc: "Swap bags and handbags in a simple, safe, and sustainable way. Upload your item, find real matches, and refresh your style without buying new every time.",
      ctaPrimary: "Start swapping",
      ctaLogin: "Login",
      ctaLogout: "Logout",
      ctaSecondary: "See how it works",
      ctaRegister: "Create account",
      howTitle: "How it works in 3 steps",
      step1: "1. List your bag with photos and condition",
      step2: "2. Receive offers from people with similar taste",
      step3: "3. Confirm the swap through chat and tracked shipping",
      card1Title: "Verified profiles only",
      card1Desc: "We reduce risk with account verification, feedback, and transparent swap history.",
      card2Title: "Save and add value",
      card2Desc: "A smart way to renew your wardrobe while avoiding waste and unnecessary spending.",
      card3Title: "Circular style",
      card3Desc: "From daily bags to elegant clutches: every piece can find a new owner.",
      communityTitle: "Videochat and grow your profile",
      communityDesc: "You can videochat with people interested in your items or simply exchange opinions and advice. You can aspire to become a fashion bag influencer.",
      footer: "© 2026 Bag Exchange · Bag and handbag exchange between individuals",
      modalTitle: "How to prepare your exchange",
      modalStep1: "Create a photo gallery of your bag.",
      modalStep2: "Describe the product.",
      modalStep3: "Add your exchange conditions.",
      subscribeTitle: "We are building Bag Exchange.",
      subscribeDesc: "Enter your email to stay updated.",
      subscribePlaceholder: "Your email",
      subscribeCta: "Keep me updated",
      subscribeThanks: "Thank you. We will keep you updated.",
      subscribeInvalidEmail: "Please enter a valid email address.",
      subscribeError: "Something went wrong. Please try again.",
      registerTitle: "Create your account",
      registerDesc: "Register to start exchanging bags and join the community.",
      registerEmailPlaceholder: "Your email",
      registerPasswordPlaceholder: "Password",
      registerConfirmPlaceholder: "Confirm password",
      registerCta: "Create account",
      registerThanks: "Registration completed. You can now log in when the auth area is live.",
      registerInvalidEmail: "Please enter a valid email address.",
      registerPasswordMismatch: "Passwords do not match.",
      registerWeakPassword: "Use at least 8 characters with letters and numbers.",
      registerEmailExists: "This email is already registered.",
      registerError: "Unable to complete registration. Please try again.",
      loginTitle: "Access your account",
      loginDesc: "Log in to continue your exchange journey.",
      loginEmailPlaceholder: "Your email",
      loginPasswordPlaceholder: "Password",
      loginCta: "Log in",
      loginForgotLink: "Forgot your password?",
      loginSuccess: "Login successful.",
      loginInvalid: "Invalid email or password.",
      loginNotVerified: "Email not verified. Check your inbox for the verification link.",
      loginError: "Unable to log in. Please try again.",
      authStatusGuest: "Not logged in.",
      authStatusUserPrefix: "Logged in as:"
    },
    it: {
      pageTitle: "Bag Exchange | Scambia borse e borsette",
      languageLabel: "Lingua",
      badge: "community beta",
      heroTitle: "Dai nuova vita alle tue borse.",
      heroDesc: "Scambia borse e borsette in modo semplice, sicuro e sostenibile. Carica il tuo articolo, trova match reali e rinnova il tuo stile senza comprare ogni volta da zero.",
      ctaPrimary: "Inizia a scambiare",
      ctaLogin: "Login",
      ctaLogout: "Logout",
      ctaSecondary: "Guarda come funziona",
      ctaRegister: "Crea account",
      howTitle: "Come funziona in 3 step",
      step1: "1. Pubblica la tua borsa con foto e condizioni",
      step2: "2. Ricevi proposte da persone con gusti simili",
      step3: "3. Conferma lo scambio con chat e spedizione tracciata",
      card1Title: "Solo profili verificati",
      card1Desc: "Riduciamo i rischi grazie a verifica account, feedback e storico scambi trasparente.",
      card2Title: "Risparmia e valorizza",
      card2Desc: "Un modo intelligente per rinnovare il guardaroba evitando sprechi e spese inutili.",
      card3Title: "Stile circolare",
      card3Desc: "Dalle borse da giorno alle pochette eleganti: ogni pezzo trova una nuova proprietaria.",
      communityTitle: "Videochat e crescita del tuo profilo",
      communityDesc: "Hai la possibilita di videochattare con gli interessati ai tuoi prodotti o semplicemente per scambiarsi opinioni e consigli. Puoi aspirare a diventare una fashion bag influencer.",
      footer: "© 2026 Bag Exchange · Scambio borse e borsette tra privati",
      modalTitle: "Come preparare il tuo scambio",
      modalStep1: "Crea una galleria di foto della tua borsa.",
      modalStep2: "Descrivi il prodotto.",
      modalStep3: "Inserisci le condizioni di scambio.",
      subscribeTitle: "Stiamo sviluppando Bag Exchange.",
      subscribeDesc: "Inserisci la tua email per rimanere aggiornato.",
      subscribePlaceholder: "La tua email",
      subscribeCta: "Tienimi aggiornato",
      subscribeThanks: "Grazie. Ti terremo aggiornato.",
      subscribeInvalidEmail: "Inserisci un indirizzo email valido.",
      subscribeError: "Si e verificato un errore. Riprova.",
      registerTitle: "Crea il tuo account",
      registerDesc: "Registrati per iniziare a scambiare borse ed entrare nella community.",
      registerEmailPlaceholder: "La tua email",
      registerPasswordPlaceholder: "Password",
      registerConfirmPlaceholder: "Conferma password",
      registerCta: "Crea account",
      registerThanks: "Registrazione completata. Potrai fare login quando l'area auth sara disponibile.",
      registerInvalidEmail: "Inserisci un indirizzo email valido.",
      registerPasswordMismatch: "Le password non coincidono.",
      registerWeakPassword: "Usa almeno 8 caratteri con lettere e numeri.",
      registerEmailExists: "Questa email e gia registrata.",
      registerError: "Impossibile completare la registrazione. Riprova.",
      loginTitle: "Accedi al tuo account",
      loginDesc: "Effettua il login per continuare il tuo percorso di scambio.",
      loginEmailPlaceholder: "La tua email",
      loginPasswordPlaceholder: "Password",
      loginCta: "Accedi",
      loginForgotLink: "Hai dimenticato la password?",
      loginSuccess: "Login effettuato con successo.",
      loginInvalid: "Email o password non validi.",
      loginNotVerified: "Email non verificata. Controlla la tua casella per il link di verifica.",
      loginError: "Impossibile effettuare il login. Riprova.",
      authStatusGuest: "Non autenticato.",
      authStatusUserPrefix: "Connesso come:"
    },
    fr: {
      pageTitle: "Bag Exchange | Echange de sacs et pochettes",
      languageLabel: "Langue",
      badge: "communaute beta",
      heroTitle: "Donnez une nouvelle vie a vos sacs.",
      heroDesc: "Echangez sacs et pochettes de facon simple, sure et durable. Publiez votre article, trouvez de vrais matchs et renouvelez votre style sans acheter neuf a chaque fois.",
      ctaPrimary: "Commencer l'echange",
      ctaLogin: "Connexion",
      ctaLogout: "Deconnexion",
      ctaSecondary: "Voir comment ca marche",
      ctaRegister: "Creer un compte",
      howTitle: "Comment ca marche en 3 etapes",
      step1: "1. Publiez votre sac avec photos et etat",
      step2: "2. Recevez des propositions de personnes au style proche",
      step3: "3. Confirmez l'echange via chat et livraison suivie",
      card1Title: "Profils verifies uniquement",
      card1Desc: "Nous reduisons les risques avec verification des comptes, avis et historique d'echange transparent.",
      card2Title: "Economisez et valorisez",
      card2Desc: "Une facon intelligente de renouveler votre dressing en evitant le gaspillage et les depenses inutiles.",
      card3Title: "Style circulaire",
      card3Desc: "Du sac quotidien a la pochette elegante: chaque piece peut trouver une nouvelle proprietaire.",
      communityTitle: "Videochat et visibilite mode",
      communityDesc: "Vous pouvez faire une videochat avec les personnes interessees par vos articles ou simplement echanger des avis et des conseils. Vous pouvez aspirer a devenir une influenceuse mode des sacs.",
      footer: "© 2026 Bag Exchange · Echange de sacs et pochettes entre particuliers",
      modalTitle: "Comment preparer votre echange",
      modalStep1: "Creez une galerie photo de votre sac.",
      modalStep2: "Decrivez le produit.",
      modalStep3: "Ajoutez vos conditions d'echange.",
      subscribeTitle: "Nous developpons Bag Exchange.",
      subscribeDesc: "Entrez votre email pour rester informe.",
      subscribePlaceholder: "Votre email",
      subscribeCta: "Me tenir informe",
      subscribeThanks: "Merci. Nous vous tiendrons informe.",
      subscribeInvalidEmail: "Veuillez entrer une adresse email valide.",
      subscribeError: "Une erreur est survenue. Veuillez reessayer.",
      registerTitle: "Creez votre compte",
      registerDesc: "Inscrivez-vous pour commencer les echanges et rejoindre la communaute.",
      registerEmailPlaceholder: "Votre email",
      registerPasswordPlaceholder: "Mot de passe",
      registerConfirmPlaceholder: "Confirmer le mot de passe",
      registerCta: "Creer un compte",
      registerThanks: "Inscription terminee. Vous pourrez vous connecter quand l'espace auth sera disponible.",
      registerInvalidEmail: "Veuillez entrer une adresse email valide.",
      registerPasswordMismatch: "Les mots de passe ne correspondent pas.",
      registerWeakPassword: "Utilisez au moins 8 caracteres avec lettres et chiffres.",
      registerEmailExists: "Cet email est deja enregistre.",
      registerError: "Impossible de finaliser l'inscription. Veuillez reessayer.",
      loginTitle: "Accedez a votre compte",
      loginDesc: "Connectez-vous pour poursuivre votre parcours d'echange.",
      loginEmailPlaceholder: "Votre email",
      loginPasswordPlaceholder: "Mot de passe",
      loginCta: "Connexion",
      loginForgotLink: "Mot de passe oublie ?",
      loginSuccess: "Connexion reussie.",
      loginInvalid: "Email ou mot de passe invalide.",
      loginNotVerified: "Email non verifiee. Verifiez votre boite de reception pour le lien de verification.",
      loginError: "Impossible de se connecter. Veuillez reessayer.",
      authStatusGuest: "Non connecte.",
      authStatusUserPrefix: "Connecte en tant que :"
    },
    de: {
      pageTitle: "Bag Exchange | Tausche Taschen und Handtaschen",
      languageLabel: "Sprache",
      badge: "community beta",
      heroTitle: "Gib deinen Taschen ein neues Leben.",
      heroDesc: "Tausche Taschen und Handtaschen einfach, sicher und nachhaltig. Lade dein Teil hoch, finde echte Matches und erneuere deinen Stil ohne standig neu zu kaufen.",
      ctaPrimary: "Jetzt tauschen",
      ctaLogin: "Login",
      ctaLogout: "Logout",
      ctaSecondary: "So funktioniert es",
      ctaRegister: "Konto erstellen",
      howTitle: "So funktioniert es in 3 Schritten",
      step1: "1. Stelle deine Tasche mit Fotos und Zustand ein",
      step2: "2. Erhalte Angebote von Menschen mit ahnlichem Geschmack",
      step3: "3. Bestatige den Tausch per Chat und Sendungsverfolgung",
      card1Title: "Nur verifizierte Profile",
      card1Desc: "Wir reduzieren Risiken durch Kontoverifizierung, Bewertungen und transparente Tauschhistorie.",
      card2Title: "Spare und schaffe Wert",
      card2Desc: "Eine smarte Art, deine Garderobe zu erneuern und gleichzeitig Verschwendung und unnotige Ausgaben zu vermeiden.",
      card3Title: "Kreislauf-Stil",
      card3Desc: "Von Alltagstaschen bis zur eleganten Clutch: Jedes Stuck kann eine neue Besitzerin finden.",
      communityTitle: "Videochat und Profilaufbau",
      communityDesc: "Du kannst per Videochat mit Interessierten an deinen Produkten sprechen oder einfach Meinungen und Tipps austauschen. Du kannst darauf hinarbeiten, Fashion-Bag-Influencerin zu werden.",
      footer: "© 2026 Bag Exchange · Taschen- und Handtaschentausch zwischen Privatpersonen",
      modalTitle: "So bereitest du deinen Tausch vor",
      modalStep1: "Erstelle eine Fotogalerie deiner Tasche.",
      modalStep2: "Beschreibe das Produkt.",
      modalStep3: "Hinterlege die Tauschbedingungen.",
      subscribeTitle: "Wir entwickeln Bag Exchange.",
      subscribeDesc: "Gib deine E-Mail ein, um auf dem Laufenden zu bleiben.",
      subscribePlaceholder: "Deine E-Mail",
      subscribeCta: "Auf dem Laufenden halten",
      subscribeThanks: "Danke. Wir halten dich auf dem Laufenden.",
      subscribeInvalidEmail: "Bitte gib eine gueltige E-Mail-Adresse ein.",
      subscribeError: "Etwas ist schiefgelaufen. Bitte versuche es erneut.",
      registerTitle: "Erstelle dein Konto",
      registerDesc: "Registriere dich, um mit dem Tauschen zu starten und der Community beizutreten.",
      registerEmailPlaceholder: "Deine E-Mail",
      registerPasswordPlaceholder: "Passwort",
      registerConfirmPlaceholder: "Passwort bestaetigen",
      registerCta: "Konto erstellen",
      registerThanks: "Registrierung abgeschlossen. Du kannst dich einloggen, sobald der Auth-Bereich live ist.",
      registerInvalidEmail: "Bitte gib eine gueltige E-Mail-Adresse ein.",
      registerPasswordMismatch: "Die Passwoerter stimmen nicht ueberein.",
      registerWeakPassword: "Mindestens 8 Zeichen mit Buchstaben und Zahlen verwenden.",
      registerEmailExists: "Diese E-Mail ist bereits registriert.",
      registerError: "Registrierung konnte nicht abgeschlossen werden. Bitte erneut versuchen.",
      loginTitle: "Zugang zu deinem Konto",
      loginDesc: "Melde dich an, um deine Austauschreise fortzusetzen.",
      loginEmailPlaceholder: "Deine E-Mail",
      loginPasswordPlaceholder: "Passwort",
      loginCta: "Anmelden",
      loginForgotLink: "Passwort vergessen?",
      loginSuccess: "Login erfolgreich.",
      loginInvalid: "Ungueltige E-Mail oder Passwort.",
      loginNotVerified: "E-Mail nicht verifiziert. Bitte pruefe dein Postfach auf den Verifizierungslink.",
      loginError: "Anmeldung nicht moeglich. Bitte erneut versuchen.",
      authStatusGuest: "Nicht angemeldet.",
      authStatusUserPrefix: "Angemeldet als:"
    },
    es: {
      pageTitle: "Bag Exchange | Intercambio de bolsos y carteras",
      languageLabel: "Idioma",
      badge: "comunidad beta",
      heroTitle: "Dale nueva vida a tus bolsos.",
      heroDesc: "Intercambia bolsos y carteras de forma simple, segura y sostenible. Sube tu articulo, encuentra matches reales y renueva tu estilo sin comprar nuevo cada vez.",
      ctaPrimary: "Empezar a intercambiar",
      ctaLogin: "Iniciar sesion",
      ctaLogout: "Cerrar sesion",
      ctaSecondary: "Ver como funciona",
      ctaRegister: "Crear cuenta",
      howTitle: "Como funciona en 3 pasos",
      step1: "1. Publica tu bolso con fotos y estado",
      step2: "2. Recibe propuestas de personas con gustos similares",
      step3: "3. Confirma el intercambio con chat y envio con seguimiento",
      card1Title: "Solo perfiles verificados",
      card1Desc: "Reducimos riesgos con verificacion de cuenta, valoraciones e historial de intercambios transparente.",
      card2Title: "Ahorra y revaloriza",
      card2Desc: "Una forma inteligente de renovar tu armario evitando desperdicios y gastos innecesarios.",
      card3Title: "Estilo circular",
      card3Desc: "Desde bolsos de diario hasta clutch elegante: cada pieza puede encontrar nueva duena.",
      communityTitle: "Videochat y crecimiento de perfil",
      communityDesc: "Puedes hacer videochat con personas interesadas en tus productos o simplemente intercambiar opiniones y consejos. Puedes aspirar a convertirte en una influencer de bolsos de moda.",
      footer: "© 2026 Bag Exchange · Intercambio de bolsos y carteras entre particulares",
      modalTitle: "Como preparar tu intercambio",
      modalStep1: "Crea una galeria de fotos de tu bolso.",
      modalStep2: "Describe el producto.",
      modalStep3: "Indica las condiciones de intercambio.",
      subscribeTitle: "Estamos desarrollando Bag Exchange.",
      subscribeDesc: "Ingresa tu email para mantenerte al dia.",
      subscribePlaceholder: "Tu email",
      subscribeCta: "Mantenerme informado",
      subscribeThanks: "Gracias. Te mantendremos informado.",
      subscribeInvalidEmail: "Introduce un correo electronico valido.",
      subscribeError: "Algo salio mal. Intentalo de nuevo.",
      registerTitle: "Crea tu cuenta",
      registerDesc: "Registrate para empezar a intercambiar y unirte a la comunidad.",
      registerEmailPlaceholder: "Tu email",
      registerPasswordPlaceholder: "Contrasena",
      registerConfirmPlaceholder: "Confirmar contrasena",
      registerCta: "Crear cuenta",
      registerThanks: "Registro completado. Podras iniciar sesion cuando el area auth este disponible.",
      registerInvalidEmail: "Introduce un correo electronico valido.",
      registerPasswordMismatch: "Las contrasenas no coinciden.",
      registerWeakPassword: "Usa al menos 8 caracteres con letras y numeros.",
      registerEmailExists: "Este email ya esta registrado.",
      registerError: "No se pudo completar el registro. Intentalo de nuevo.",
      loginTitle: "Accede a tu cuenta",
      loginDesc: "Inicia sesion para continuar tu recorrido de intercambio.",
      loginEmailPlaceholder: "Tu email",
      loginPasswordPlaceholder: "Contrasena",
      loginCta: "Iniciar sesion",
      loginForgotLink: "Has olvidado tu contrasena?",
      loginSuccess: "Sesion iniciada correctamente.",
      loginInvalid: "Email o contrasena no validos.",
      loginNotVerified: "Email no verificado. Revisa tu bandeja de entrada para el enlace de verificacion.",
      loginError: "No se pudo iniciar sesion. Intentalo de nuevo.",
      authStatusGuest: "No autenticado.",
      authStatusUserPrefix: "Conectado como:"
    }
  };
  var currentLanguage = fallback;
  var currentAuthEmail = "";

  function normalizeLanguage(lang) {
    if (!lang) return fallback;
    var normalized = String(lang).toLowerCase().replace("_", "-");
    if (aliases[normalized]) return aliases[normalized];
    var base = normalized.split("-")[0];
    if (supported.indexOf(base) !== -1) return base;
    return fallback;
  }

  function getInitialLanguage() {
    var params = new URLSearchParams(window.location.search);
    var queryLang = params.get("lang");
    if (queryLang) return normalizeLanguage(queryLang);

    var saved = window.localStorage.getItem("preferredLang");
    if (saved) return normalizeLanguage(saved);

    var browserLang = navigator.language || (navigator.languages && navigator.languages[0]) || fallback;
    return normalizeLanguage(browserLang);
  }

  function applyLanguage(lang) {
    var active = translations[lang] || translations[fallback];
    currentLanguage = lang;

    document.documentElement.lang = lang;
    document.title = active.pageTitle;

    var nodes = document.querySelectorAll("[data-i18n]");
    for (var i = 0; i < nodes.length; i++) {
      var key = nodes[i].getAttribute("data-i18n");
      if (active[key]) nodes[i].textContent = active[key];
    }

    var placeholders = document.querySelectorAll("[data-i18n-placeholder]");
    for (var j = 0; j < placeholders.length; j++) {
      var placeholderKey = placeholders[j].getAttribute("data-i18n-placeholder");
      if (active[placeholderKey]) placeholders[j].setAttribute("placeholder", active[placeholderKey]);
    }

    var selector = document.getElementById("language-select");
    if (selector) selector.value = lang;

    var authStatusNode = document.getElementById("auth-status");
    if (authStatusNode) {
      if (currentAuthEmail) {
        authStatusNode.textContent = currentAuthEmail;
        authStatusNode.classList.remove("is-hidden");
      } else {
        authStatusNode.textContent = "";
        authStatusNode.classList.add("is-hidden");
      }
    }

    var url = new URL(window.location.href);
    url.searchParams.set("lang", lang);
    window.history.replaceState({}, "", url.toString());
  }

  var initialLanguage = getInitialLanguage();
  applyLanguage(initialLanguage);

  var select = document.getElementById("language-select");
  if (select) {
    select.addEventListener("change", function (event) {
      var chosen = normalizeLanguage(event.target.value);
      window.localStorage.setItem("preferredLang", chosen);
      applyLanguage(chosen);
    });
  }

  function closeModal(modal) {
    if (!modal) return;
    modal.classList.remove("is-open");
    modal.setAttribute("aria-hidden", "true");
  }

  function openModal(modal) {
    if (!modal) return;
    modal.classList.add("is-open");
    modal.setAttribute("aria-hidden", "false");
  }

  function bindModal(openButtonId, modalId, closeButtonId) {
    var modal = document.getElementById(modalId);
    var openButton = document.getElementById(openButtonId);
    var closeButton = document.getElementById(closeButtonId);
    if (!modal || !openButton || !closeButton) return null;

    openButton.addEventListener("click", function () {
      openModal(modal);
    });

    closeButton.addEventListener("click", function () {
      closeModal(modal);
    });

    modal.addEventListener("click", function (event) {
      if (event.target === modal) {
        closeModal(modal);
      }
    });

    return modal;
  }

  var modals = [];
  var subscribeModal = bindModal("start-swapping-btn", "subscribe-modal", "subscribe-close-btn");
  if (subscribeModal) modals.push(subscribeModal);

  var subscribeForm = document.getElementById("subscribe-form");
  var subscribeEmailInput = document.getElementById("subscribe-email");
  var subscribeSubmitButton = document.getElementById("subscribe-submit-btn");
  var subscribeFeedback = document.getElementById("subscribe-feedback");
  var subscribeError = document.getElementById("subscribe-error");
  var loginButton = document.getElementById("login-btn");
  var registerButton = document.getElementById("register-btn");
  var logoutButton = document.getElementById("logout-btn");

  function getActiveTranslation(key) {
    var active = translations[currentLanguage] || translations[fallback];
    return active[key] || "";
  }

  function setSubscribeState(subscribed) {
    if (!subscribeForm || !subscribeFeedback) return;
    subscribeForm.classList.toggle("is-hidden", subscribed);
    subscribeFeedback.classList.toggle("is-hidden", !subscribed);
    if (subscribed && subscribeError) {
      subscribeError.classList.add("is-hidden");
      subscribeError.textContent = "";
    }
  }

  function setSubscribeError(message) {
    if (!subscribeError) return;
    subscribeError.textContent = message;
    subscribeError.classList.remove("is-hidden");
  }

  function setAuthStatus(email) {
    currentAuthEmail = email || "";
    var authStatusNode = document.getElementById("auth-status");
    if (!authStatusNode) return;
    if (currentAuthEmail) {
      authStatusNode.textContent = currentAuthEmail;
      authStatusNode.classList.remove("is-hidden");
      if (loginButton) loginButton.classList.add("is-hidden");
      if (registerButton) registerButton.classList.add("is-hidden");
      if (logoutButton) logoutButton.classList.remove("is-hidden");
    } else {
      authStatusNode.textContent = "";
      authStatusNode.classList.add("is-hidden");
      if (loginButton) loginButton.classList.remove("is-hidden");
      if (registerButton) registerButton.classList.remove("is-hidden");
      if (logoutButton) logoutButton.classList.add("is-hidden");
    }
  }

  async function refreshAuthStatus() {
    try {
      var response = await fetch("/api/auth/me", { method: "GET" });
      if (!response.ok) {
        setAuthStatus("");
        return;
      }
      var payload = await response.json();
      if (payload && payload.authenticated && payload.email) {
        setAuthStatus(payload.email);
      } else {
        setAuthStatus("");
      }
    } catch (error) {
      setAuthStatus("");
    }
  }

  function collectBrowserData() {
    return {
      userAgent: navigator.userAgent || "",
      language: navigator.language || "",
      languages: navigator.languages || [],
      platform: navigator.platform || "",
      timezone: Intl.DateTimeFormat().resolvedOptions().timeZone || "",
      screen: {
        width: window.screen && window.screen.width ? window.screen.width : 0,
        height: window.screen && window.screen.height ? window.screen.height : 0
      }
    };
  }

  if (subscribeForm) {
    subscribeForm.addEventListener("submit", async function (event) {
      event.preventDefault();
      if (!subscribeEmailInput) return;

      var email = subscribeEmailInput.value.trim();
      if (!email || !subscribeEmailInput.checkValidity()) {
        setSubscribeError(getActiveTranslation("subscribeInvalidEmail"));
        return;
      }

      if (subscribeError) {
        subscribeError.classList.add("is-hidden");
        subscribeError.textContent = "";
      }

      if (subscribeSubmitButton) subscribeSubmitButton.disabled = true;

      try {
        var response = await fetch("/api/subscribe", {
          method: "POST",
          headers: { "Content-Type": "application/json" },
          body: JSON.stringify({
            email: email,
            browserData: collectBrowserData()
          })
        });

        if (response.ok || response.status === 409) {
          setSubscribeState(true);
          subscribeForm.reset();
          if (subscribeFeedback) {
            subscribeFeedback.textContent = getActiveTranslation("subscribeThanks");
          }
        } else if (response.status === 400) {
          setSubscribeError(getActiveTranslation("subscribeInvalidEmail"));
        } else {
          setSubscribeError(getActiveTranslation("subscribeError"));
        }
      } catch (error) {
        setSubscribeError(getActiveTranslation("subscribeError"));
      } finally {
        if (subscribeSubmitButton) subscribeSubmitButton.disabled = false;
      }
    });
  }

  if (logoutButton) {
    logoutButton.addEventListener("click", async function () {
      try {
        await fetch("/api/auth/logout", { method: "POST" });
      } catch (error) {
      }
      setAuthStatus("");
    });
  }

  refreshAuthStatus();

  document.addEventListener("keydown", function (event) {
    if (event.key === "Escape") {
      for (var i = 0; i < modals.length; i++) {
        closeModal(modals[i]);
      }
    }
  });
})();