diff --git a/httpdocs/README.md b/httpdocs/README.md
index 695e7fd..cc001b2 100644
--- a/httpdocs/README.md
+++ b/httpdocs/README.md
@@ -1,33 +1,54 @@
-# INSTALLATION
+# spawntree Timetracker
 
+## Installation
+
+```bash
 cd httpdocs
-ddev start => Läuft dann unter https://timetracking.ddev.site:8459
+ddev start
+# Läuft dann unter https://timetracking.ddev.site:8459
+
 ddev exec composer install
 ddev exec npm install
-sh 1-reset-and-seed.sh (Entweder mit oder ohne Testdaten)
 
-# Dann SCSS / JS bauen und beobachten:
+sh 1-reset-and-seed.sh
+# Entweder mit oder ohne Testdaten
+
 ddev exec npm run watch
+```
+
+---
+
+## Live-Setup (einmalig)
 
-# LIVE EINMALIG AUSFÜHREN:
-GRANT ALL PRIVILEGES ON \`db_%\`.* TO 'deindbuser'@'%'; FLUSH PRIVILEGES;
+```sql
+GRANT ALL PRIVILEGES ON `db_%`.* TO 'deindbuser'@'%'; FLUSH PRIVILEGES;
+```
 
-# Central Entity geändert → Migration erstellen + ausführen:
+---
+
+## Migrationen
+
+### Central Entity geändert
+
+```bash
 ddev exec php bin/console doctrine:migrations:diff --em=central --namespace=DoctrineMigrations
 ddev exec php bin/console doctrine:migrations:migrate --em=central --no-interaction
+```
+
+### Tenant Entity geändert
+
+Kein Migrations-Workflow — die Tenant-DB wird per SchemaTool neu angelegt:
 
-# Tenant Entity geändert → kein Migrations-Workflow.
+```bash
 sh reset-and-seed.sh
-# Das legt die Tenant-DB per SchemaTool neu an.
+```
 
-# Alle URLs anzeigen
-ddev describe
+---
 
-# Cache clear
-ddev exec php bin/console cache:clear
+## Webpack / Assets
 
-# WEBPACK
-# Einmalig bauen (Dev)
+```bash
+# Dev (einmalig)
 ddev exec npm run dev
 
 # Watch-Modus (bei Änderungen automatisch neu bauen)
@@ -35,3 +56,16 @@ ddev exec npm run watch
 
 # Production Build
 ddev exec npm run build
+```
+
+---
+
+## Hilfsbefehle
+
+```bash
+# Alle URLs anzeigen
+ddev describe
+
+# Cache leeren
+ddev exec php bin/console cache:clear
+```
\ No newline at end of file
diff --git a/httpdocs/templates/_nav.html.twig b/httpdocs/templates/_nav.html.twig
index a355e92..04358b1 100644
--- a/httpdocs/templates/_nav.html.twig
+++ b/httpdocs/templates/_nav.html.twig
@@ -5,37 +5,37 @@
     <div class="main-nav__left">
         <a href="{{ path('timetracking_week') }}"
            class="main-nav__item{% if currentRoute starts with 'timetracking' %} main-nav__item--active{% endif %}">
-            Zeit erfassen
+            {{ 'app.nav.time_tracking'|trans }}
         </a>
-        <span class="main-nav__item main-nav__item--disabled">Reports</span>
+        <span class="main-nav__item main-nav__item--disabled">{{ 'app.nav.reports'|trans }}</span>
     </div>
     <div class="main-nav__right">
         {% if isCurrentUserMemberOrAdmin() %}
             <a href="{{ path('client_index') }}"
                class="main-nav__item{% if currentRoute starts with 'client' %} main-nav__item--active{% endif %}">
-                Kunden
+                {{ 'app.nav.clients'|trans }}
             </a>
             <a href="{{ path('project_index') }}"
                class="main-nav__item{% if currentRoute starts with 'project' %} main-nav__item--active{% endif %}">
-                Projekte
+                {{ 'app.nav.projects'|trans }}
             </a>
             <a href="{{ path('service_index') }}"
                class="main-nav__item{% if currentRoute starts with 'service' %} main-nav__item--active{% endif %}">
-                Leistungen
+                {{ 'app.nav.services'|trans }}
             </a>
         {% endif %}
         {% if isCurrentUserAdmin() %}
             <a href="{{ path('team_index') }}"
                class="main-nav__item{% if currentRoute starts with 'team' %} main-nav__item--active{% endif %}">
-                Team
+                {{ 'app.nav.team'|trans }}
             </a>
         {% endif %}
         <a href="{{ path('account_index') }}"
            class="main-nav__item{% if currentRoute starts with 'account' %} main-nav__item--active{% endif %}">
-            Account
+            {{ 'app.nav.account'|trans }}
         </a>
         <a href="{{ path('app_logout') }}" class="main-nav__item">
-            Abmelden
+            {{ 'app.nav.logout'|trans }}
         </a>
     </div>
 </nav>
diff --git a/httpdocs/templates/email/registration_confirm.html.twig b/httpdocs/templates/email/registration_confirm.html.twig
index 781fd05..dea00c9 100644
--- a/httpdocs/templates/email/registration_confirm.html.twig
+++ b/httpdocs/templates/email/registration_confirm.html.twig
@@ -8,23 +8,22 @@
     <p style="font-size: 1.2rem; font-weight: 700; color: #1a2a3a; margin: 0 0 8px;">spawntree Timetracker</p>
     <hr style="border: none; border-top: 1px solid #d0d8e0; margin: 0 0 32px;">
 
-    <p style="color: #3a4a5a; margin: 0 0 16px;">Hallo {{ token.firstName }},</p>
+    <p style="color: #3a4a5a; margin: 0 0 16px;">{{ 'app.email.confirm.greeting'|trans({'%name%': token.firstName}) }}</p>
     <p style="color: #3a4a5a; margin: 0 0 24px;">
-        bitte bestätige deine Registrierung für <strong>{{ token.companyName }}</strong>
-        mit einem Klick auf den Button.
+        {{ 'app.email.confirm.body'|trans({'%company%': token.companyName}) }}
     </p>
 
     <div style="text-align: center; margin: 32px 0;">
         <a href="{{ verifyUrl }}"
            style="display: inline-block; background: #f0a500; color: #fff; font-weight: 700;
                   text-decoration: none; padding: 14px 40px; border-radius: 100px; font-size: 1rem;">
-            E-Mail bestätigen
+            {{ 'app.email.confirm.btn'|trans }}
         </a>
     </div>
 
     <p style="color: #7a8a9a; font-size: 0.8rem; margin: 24px 0 0;">
-        Der Link ist 24 Stunden gültig (bis {{ token.expiresAt|date('d.m.Y H:i') }} Uhr).<br>
-        Falls du dich nicht registriert hast, kannst du diese E-Mail ignorieren.
+        {{ 'app.email.confirm.expiry'|trans({'%expires%': token.expiresAt|date('d.m.Y H:i')}) }}<br>
+        {{ 'app.email.confirm.ignore'|trans }}
     </p>
     <p style="color: #aab8c6; font-size: 0.75rem; margin: 8px 0 0; word-break: break-all;">
         {{ verifyUrl }}
@@ -32,4 +31,4 @@
 
 </div>
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/httpdocs/templates/email/registration_notify.html.twig b/httpdocs/templates/email/registration_notify.html.twig
index bca96f3..ae631e0 100644
--- a/httpdocs/templates/email/registration_notify.html.twig
+++ b/httpdocs/templates/email/registration_notify.html.twig
@@ -3,13 +3,13 @@
 <html lang="de">
 <head><meta charset="UTF-8"></head>
 <body style="font-family: monospace; padding: 20px; color: #1a2a3a;">
-<p><strong>Neue Registrierung im Timetracker</strong></p>
+<p><strong>{{ 'app.email.notify.title'|trans }}</strong></p>
 <table>
-    <tr><td style="padding-right: 16px; color: #7a8a9a;">Firma</td><td>{{ account.name }}</td></tr>
-    <tr><td style="padding-right: 16px; color: #7a8a9a;">Slug</td><td>{{ account.slug }}</td></tr>
-    <tr><td style="padding-right: 16px; color: #7a8a9a;">Name</td><td>{{ user.fullName }}</td></tr>
-    <tr><td style="padding-right: 16px; color: #7a8a9a;">E-Mail</td><td>{{ user.email }}</td></tr>
-    <tr><td style="padding-right: 16px; color: #7a8a9a;">Datum</td><td>{{ account.createdAt|date('d.m.Y H:i') }}</td></tr>
+    <tr><td style="padding-right: 16px; color: #7a8a9a;">{{ 'app.email.notify.col_company'|trans }}</td><td>{{ account.name }}</td></tr>
+    <tr><td style="padding-right: 16px; color: #7a8a9a;">{{ 'app.email.notify.col_slug'|trans }}</td><td>{{ account.slug }}</td></tr>
+    <tr><td style="padding-right: 16px; color: #7a8a9a;">{{ 'app.email.notify.col_name'|trans }}</td><td>{{ user.fullName }}</td></tr>
+    <tr><td style="padding-right: 16px; color: #7a8a9a;">{{ 'app.email.notify.col_email'|trans }}</td><td>{{ user.email }}</td></tr>
+    <tr><td style="padding-right: 16px; color: #7a8a9a;">{{ 'app.email.notify.col_date'|trans }}</td><td>{{ account.createdAt|date('d.m.Y H:i') }}</td></tr>
 </table>
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/httpdocs/templates/email/registration_welcome.html.twig b/httpdocs/templates/email/registration_welcome.html.twig
index a68b39a..987aaac 100644
--- a/httpdocs/templates/email/registration_welcome.html.twig
+++ b/httpdocs/templates/email/registration_welcome.html.twig
@@ -8,23 +8,23 @@
     <p style="font-size: 1.2rem; font-weight: 700; color: #1a2a3a; margin: 0 0 8px;">spawntree Timetracker</p>
     <hr style="border: none; border-top: 1px solid #d0d8e0; margin: 0 0 32px;">
 
-    <p style="color: #3a4a5a; margin: 0 0 16px;">Hallo {{ user.firstName }},</p>
+    <p style="color: #3a4a5a; margin: 0 0 16px;">{{ 'app.email.welcome.greeting'|trans({'%name%': user.firstName}) }}</p>
     <p style="color: #3a4a5a; margin: 0 0 16px;">
-        dein Konto für <strong>{{ account.name }}</strong> ist jetzt aktiv. Los geht's!
+        {{ 'app.email.welcome.body'|trans({'%company%': account.name}) }}
     </p>
 
     <div style="text-align: center; margin: 32px 0;">
         <a href="{{ loginUrl }}"
            style="display: inline-block; background: #4a90d9; color: #fff; font-weight: 700;
                   text-decoration: none; padding: 14px 40px; border-radius: 100px; font-size: 1rem;">
-            Zum Timetracker →
+            {{ 'app.email.welcome.btn'|trans }}
         </a>
     </div>
 
     <p style="color: #7a8a9a; font-size: 0.8rem; margin: 24px 0 0;">
-        Deine URL: <a href="{{ loginUrl }}" style="color: #4a90d9;">{{ loginUrl }}</a>
+        {{ 'app.email.welcome.url_label'|trans }} <a href="{{ loginUrl }}" style="color: #4a90d9;">{{ loginUrl }}</a>
     </p>
 
 </div>
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/httpdocs/templates/email/team_invite.html.twig b/httpdocs/templates/email/team_invite.html.twig
index bff716f..d87f50b 100644
--- a/httpdocs/templates/email/team_invite.html.twig
+++ b/httpdocs/templates/email/team_invite.html.twig
@@ -6,27 +6,28 @@
 <div style="max-width: 480px; margin: 0 auto; background: #ffffff; border-radius: 8px; padding: 32px;">
 
     <p style="font-size: 18px; font-weight: bold; margin: 0 0 8px;">
-        Du wurdest zu {{ invite.account.name }} eingeladen
+        {{ 'app.email.invite.title'|trans({'%company%': invite.account.name}) }}
     </p>
     <p style="color: #6b7a8d; margin: 0 0 24px;">
-        Hallo {{ invite.firstName }},<br>
-        du wurdest als <strong>{{ invite.role == 'admin' ? 'Administrator' : (invite.role == 'tracker' ? 'Zeiterfasser' : 'Standard-Nutzer') }}</strong>
-        zum Team von <strong>{{ invite.account.name }}</strong> hinzugefügt.
+        {{ 'app.email.invite.greeting'|trans({'%name%': invite.firstName}) }}<br>
+        {{ 'app.email.invite.role_added_pre'|trans }}
+        <strong>{{ invite.role == 'admin' ? 'app.email.invite.role_admin'|trans : (invite.role == 'tracker' ? 'app.email.invite.role_tracker'|trans : 'app.email.invite.role_member'|trans) }}</strong>
+        {{ 'app.email.invite.role_added_post'|trans({'%company%': invite.account.name}) }}
     </p>
 
     <p style="margin: 0 0 24px;">
-        Klicke auf den Button, um dein Passwort festzulegen und loszulegen. Der Link ist 7 Tage gültig.
+        {{ 'app.email.invite.cta'|trans }}
     </p>
 
     <a href="{{ inviteUrl }}"
        style="display:inline-block; background:#e8820a; color:#ffffff; padding:12px 28px;
               border-radius:24px; text-decoration:none; font-weight:bold;">
-        Passwort festlegen →
+        {{ 'app.email.invite.btn'|trans }}
     </a>
 
     <p style="margin: 24px 0 0; font-size: 12px; color: #9aa5b1;">
-        Wenn du diese Einladung nicht erwartet hast, kannst du diese E-Mail ignorieren.
+        {{ 'app.email.invite.ignore'|trans }}
     </p>
 </div>
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/httpdocs/templates/invite/error.html.twig b/httpdocs/templates/invite/error.html.twig
index d387d9f..ecc3ba3 100644
--- a/httpdocs/templates/invite/error.html.twig
+++ b/httpdocs/templates/invite/error.html.twig
@@ -4,13 +4,13 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
-    <title>Fehler – Einladungslink</title>
+    <title>{{ 'app.invite_error.page_title'|trans }}</title>
     {{ encore_entry_link_tags('app') }}
 </head>
 <body class="login-body">
 <div class="login-card">
-    <div class="login-card__title">Ungültiger Link</div>
+    <div class="login-card__title">{{ 'app.invite_error.title'|trans }}</div>
     <div class="login-card__error">{{ error }}</div>
 </div>
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/httpdocs/templates/invite/set_password.html.twig b/httpdocs/templates/invite/set_password.html.twig
index baf256b..dbbc50d 100644
--- a/httpdocs/templates/invite/set_password.html.twig
+++ b/httpdocs/templates/invite/set_password.html.twig
@@ -4,7 +4,7 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
-    <title>Passwort festlegen – {{ invite.account.name }}</title>
+    <title>{{ 'app.set_password.page_title'|trans({'%name%': invite.account.name}) }}</title>
     {{ encore_entry_link_tags('app') }}
 </head>
 <body class="login-body">
@@ -12,7 +12,7 @@
 <div class="login-card">
 
     <div class="login-card__title">{{ invite.account.name }}</div>
-    <p class="login-card__sub">Hallo {{ invite.firstName }}, lege dein Passwort fest, um loszulegen.</p>
+    <p class="login-card__sub">{{ 'app.set_password.subtitle'|trans({'%name%': invite.firstName}) }}</p>
 
     {% if error %}
         <div class="login-card__error">{{ error }}</div>
@@ -22,7 +22,7 @@
 
         <div class="login-form__grid">
 
-            <label class="login-form__label" for="password">Passwort</label>
+            <label class="login-form__label" for="password">{{ 'app.set_password.label_password'|trans }}</label>
             <div class="login-form__field">
                 <input type="password"
                        id="password"
@@ -34,7 +34,7 @@
                        minlength="8" />
             </div>
 
-            <label class="login-form__label" for="passwordRepeat">Wiederholen</label>
+            <label class="login-form__label" for="passwordRepeat">{{ 'app.set_password.label_password_repeat'|trans }}</label>
             <div class="login-form__field">
                 <input type="password"
                        id="passwordRepeat"
@@ -47,7 +47,7 @@
         </div>
 
         <div class="login-form__actions">
-            <button type="submit" class="btn btn-primary login-form__submit">Passwort speichern & anmelden</button>
+            <button type="submit" class="btn btn-primary login-form__submit">{{ 'app.set_password.btn_submit'|trans }}</button>
         </div>
 
     </form>
@@ -55,4 +55,4 @@
 </div>
 
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/httpdocs/templates/registration/confirm_error.html.twig b/httpdocs/templates/registration/confirm_error.html.twig
index 78c7118..21cd9d9 100644
--- a/httpdocs/templates/registration/confirm_error.html.twig
+++ b/httpdocs/templates/registration/confirm_error.html.twig
@@ -4,7 +4,7 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
-    <title>Fehler – spawntree Timetracker</title>
+    <title>{{ 'app.confirm_error.page_title'|trans }}</title>
     {{ encore_entry_link_tags('app') }}
 </head>
 <body class="register-body">
@@ -13,14 +13,14 @@
     <div class="register-card">
         <div class="register-success">
             <div class="register-success__icon register-success__icon--error">✕</div>
-            <h1 class="register-success__title">Link ungültig</h1>
+            <h1 class="register-success__title">{{ 'app.confirm_error.title'|trans }}</h1>
             <p class="register-success__text">{{ error }}</p>
             <a href="{{ path('app_register') }}" class="btn btn-primary" style="margin-top: 1.5rem;">
-                Erneut registrieren
+                {{ 'app.confirm_error.btn_retry'|trans }}
             </a>
         </div>
     </div>
 </div>
 
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/httpdocs/templates/registration/confirmed.html.twig b/httpdocs/templates/registration/confirmed.html.twig
index e556113..c44b986 100644
--- a/httpdocs/templates/registration/confirmed.html.twig
+++ b/httpdocs/templates/registration/confirmed.html.twig
@@ -4,7 +4,7 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
-    <title>Konto aktiviert – spawntree Timetracker</title>
+    <title>{{ 'app.confirmed.page_title'|trans }}</title>
     {{ encore_entry_link_tags('app') }}
     <meta http-equiv="refresh" content="4; url={{ redirectUrl }}">
 </head>
@@ -14,17 +14,17 @@
     <div class="register-card">
         <div class="register-success">
             <div class="register-success__icon">✓</div>
-            <h1 class="register-success__title">Konto aktiviert!</h1>
+            <h1 class="register-success__title">{{ 'app.confirmed.title'|trans }}</h1>
             <p class="register-success__text">
-                Willkommen, <strong>{{ account.name }}</strong>.<br>
-                Du wirst gleich weitergeleitet …
+                {{ 'app.confirmed.welcome'|trans({'%name%': account.name}) }}<br>
+                {{ 'app.confirmed.redirect'|trans }}
             </p>
             <a href="{{ redirectUrl }}" class="btn btn-primary" style="margin-top: 1.5rem;">
-                Jetzt anmelden →
+                {{ 'app.confirmed.btn_login'|trans }}
             </a>
         </div>
     </div>
 </div>
 
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/httpdocs/templates/registration/register.html.twig b/httpdocs/templates/registration/register.html.twig
index 218a7ab..d6204bd 100644
--- a/httpdocs/templates/registration/register.html.twig
+++ b/httpdocs/templates/registration/register.html.twig
@@ -4,7 +4,7 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
-    <title>Registrieren – spawntree Timetracker</title>
+    <title>{{ 'app.register.page_title'|trans }}</title>
     {{ encore_entry_link_tags('app') }}
 </head>
 <body class="register-body">
@@ -15,61 +15,61 @@
         <div class="register-card__brand">
             <a href="{{ path('app_home') }}">spawntree Timetracker</a>
         </div>
-        <h1 class="register-card__title">Konto erstellen</h1>
-        <p class="register-card__sub">Kostenlos starten, keine Kreditkarte nötig.</p>
+        <h1 class="register-card__title">{{ 'app.register.title'|trans }}</h1>
+        <p class="register-card__sub">{{ 'app.register.subtitle'|trans }}</p>
 
         <div id="register-errors" class="register-errors" role="alert"></div>
 
         <form id="register-form" novalidate>
 
             <fieldset class="register-fieldset">
-                <legend class="register-fieldset__legend">Dein Unternehmen</legend>
+                <legend class="register-fieldset__legend">{{ 'app.register.section_company'|trans }}</legend>
 
                 <div class="register-field">
-                    <label class="register-field__label" for="companyName">Firmenname</label>
+                    <label class="register-field__label" for="companyName">{{ 'app.register.label_company_name'|trans }}</label>
                     <input class="input"
                            type="text"
                            id="companyName"
                            name="companyName"
-                           placeholder="Muster GmbH"
+                           placeholder="{{ 'app.register.placeholder_company_name'|trans }}"
                            autocomplete="organization"
                            required />
                     <div class="register-field__hint">
-                        Deine voraussichtliche URL: <strong id="slug-preview" class="register-field__slug">…</strong>
+                        {{ 'app.register.url_preview_label'|trans }} <strong id="slug-preview" class="register-field__slug">…</strong>
                     </div>
                 </div>
             </fieldset>
 
             <fieldset class="register-fieldset">
-                <legend class="register-fieldset__legend">Dein Konto</legend>
+                <legend class="register-fieldset__legend">{{ 'app.register.section_account'|trans }}</legend>
 
                 <div class="register-field-row">
                     <div class="register-field">
-                        <label class="register-field__label" for="firstName">Vorname</label>
+                        <label class="register-field__label" for="firstName">{{ 'app.register.label_first_name'|trans }}</label>
                         <input class="input" type="text" id="firstName" name="firstName"
                                autocomplete="given-name" required />
                     </div>
                     <div class="register-field">
-                        <label class="register-field__label" for="lastName">Nachname</label>
+                        <label class="register-field__label" for="lastName">{{ 'app.register.label_last_name'|trans }}</label>
                         <input class="input" type="text" id="lastName" name="lastName"
                                autocomplete="family-name" required />
                     </div>
                 </div>
 
                 <div class="register-field">
-                    <label class="register-field__label" for="email">E-Mail</label>
+                    <label class="register-field__label" for="email">{{ 'app.register.label_email'|trans }}</label>
                     <input class="input" type="email" id="email" name="email"
                            autocomplete="email" required />
                 </div>
 
                 <div class="register-field-row">
                     <div class="register-field">
-                        <label class="register-field__label" for="password">Passwort</label>
+                        <label class="register-field__label" for="password">{{ 'app.register.label_password'|trans }}</label>
                         <input class="input" type="password" id="password" name="password"
                                autocomplete="new-password" minlength="8" required />
                     </div>
                     <div class="register-field">
-                        <label class="register-field__label" for="passwordRepeat">Wiederholen</label>
+                        <label class="register-field__label" for="passwordRepeat">{{ 'app.register.label_password_repeat'|trans }}</label>
                         <input class="input" type="password" id="passwordRepeat" name="passwordRepeat"
                                autocomplete="new-password" required />
                     </div>
@@ -78,10 +78,10 @@
 
             <div class="register-actions">
                 <button type="submit" id="submit-btn" class="btn btn-primary register-actions__submit">
-                    Konto erstellen
+                    {{ 'app.register.btn_submit'|trans }}
                 </button>
                 <p class="register-actions__login">
-                    Bereits registriert? <a href="{{ path('app_home') }}">Zur Anmeldung</a>
+                    {{ 'app.register.already_registered'|trans }} <a href="{{ path('app_home') }}">{{ 'app.register.link_login'|trans }}</a>
                 </p>
             </div>
 
@@ -93,4 +93,4 @@
 {{ encore_entry_script_tags('registration') }}
 
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/httpdocs/templates/security/login.html.twig b/httpdocs/templates/security/login.html.twig
index 2a5b937..e44dbc2 100644
--- a/httpdocs/templates/security/login.html.twig
+++ b/httpdocs/templates/security/login.html.twig
@@ -4,7 +4,7 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
-    <title>Anmelden – spawntree</title>
+    <title>{{ 'app.login.page_title'|trans }}</title>
     {{ encore_entry_link_tags('app') }}
 </head>
 <body class="login-body">
@@ -23,7 +23,7 @@
 
         <div class="login-form__grid">
 
-            <label class="login-form__label" for="email">E-Mail</label>
+            <label class="login-form__label" for="email">{{ 'app.login.label_email'|trans }}</label>
             <div class="login-form__field">
                 <input type="email"
                        id="email"
@@ -35,7 +35,7 @@
                        required />
             </div>
 
-            <label class="login-form__label" for="password">Passwort</label>
+            <label class="login-form__label" for="password">{{ 'app.login.label_password'|trans }}</label>
             <div class="login-form__field login-form__field--password">
                 <input type="password"
                        id="password"
@@ -50,16 +50,16 @@
         <div class="login-form__remember">
             <label class="login-form__remember-label">
                 <input type="checkbox" name="_remember_me" />
-                <span>Angemeldet bleiben</span>
+                <span>{{ 'app.login.remember_me'|trans }}</span>
             </label>
         </div>
 
         <div class="login-form__actions">
-            <button type="submit" class="btn btn-primary login-form__submit">Anmelden</button>
+            <button type="submit" class="btn btn-primary login-form__submit">{{ 'app.login.btn_submit'|trans }}</button>
         </div>
 
     </form>
 </div>
 
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/httpdocs/templates/service/index.html.twig b/httpdocs/templates/service/index.html.twig
index 88e398c..c04405f 100644
--- a/httpdocs/templates/service/index.html.twig
+++ b/httpdocs/templates/service/index.html.twig
@@ -1,65 +1,65 @@
 {# templates/service/index.html.twig #}
 {% extends 'base.html.twig' %}
 
-{% block title %}Leistungen{% endblock %}
+{% block title %}{{ 'app.service.page_title'|trans }}{% endblock %}
 
 {% block body %}
-<script>
-window.CRUD = { apiBase: '/api/services' };
-</script>
+  <script>
+    window.CRUD = { apiBase: '/api/services' };
+  </script>
 
-<div class="crud-page">
+  <div class="crud-page">
 
-  <div class="crud-page__header">
-    <h1 class="crud-page__title">Leistungen</h1>
-    <button class="btn btn-primary" id="btn-new">Neue Leistung</button>
-  </div>
+    <div class="crud-page__header">
+      <h1 class="crud-page__title">{{ 'app.service.page_title'|trans }}</h1>
+      <button class="btn btn-primary" id="btn-new">{{ 'app.service.btn_new'|trans }}</button>
+    </div>
 
-  <div class="crud-create" id="crud-create">
-    <div class="entry-form__grid">
+    <div class="crud-create" id="crud-create">
+      <div class="entry-form__grid">
 
-      <label class="entry-form__label">Name</label>
-      <div class="entry-form__field">
-        <input type="text" id="create-name" class="input" placeholder="Leistungsname" />
-      </div>
+        <label class="entry-form__label">{{ 'app.crud.label_name'|trans }}</label>
+        <div class="entry-form__field">
+          <input type="text" id="create-name" class="input" placeholder="{{ 'app.service.placeholder_name'|trans }}" />
+        </div>
 
-      <label class="entry-form__label">Verrechenbar</label>
-      <div class="entry-form__field">
-        <label class="crud-checkbox-label">
-          <input type="checkbox" id="create-billable" checked />
-          <span>Ja, diese Leistung ist verrechenbar</span>
-        </label>
-      </div>
+        <label class="entry-form__label">{{ 'app.service.label_billable'|trans }}</label>
+        <div class="entry-form__field">
+          <label class="crud-checkbox-label">
+            <input type="checkbox" id="create-billable" checked />
+            <span>{{ 'app.service.billable_checkbox'|trans }}</span>
+          </label>
+        </div>
 
-      <label class="entry-form__label">Bemerkung</label>
-      <div class="entry-form__field">
-        <textarea id="create-note" class="textarea" rows="2"></textarea>
-      </div>
+        <label class="entry-form__label">{{ 'app.crud.label_note'|trans }}</label>
+        <div class="entry-form__field">
+          <textarea id="create-note" class="textarea" rows="2"></textarea>
+        </div>
 
-      <div class="entry-form__actions">
-        <button type="button" class="btn btn-primary" id="btn-create-save">Erstellen</button>
-        <button type="button" class="btn btn-secondary" id="btn-create-cancel">Abbrechen</button>
-      </div>
+        <div class="entry-form__actions">
+          <button type="button" class="btn btn-primary" id="btn-create-save">{{ 'app.entry.btn_create'|trans }}</button>
+          <button type="button" class="btn btn-secondary" id="btn-create-cancel">{{ 'app.entry.btn_cancel'|trans }}</button>
+        </div>
 
+      </div>
     </div>
-  </div>
 
-  <div class="crud-tabs">
-    <button class="crud-tab crud-tab--active" data-tab="active">Aktiv</button>
-    <button class="crud-tab" data-tab="archived">Archiviert</button>
-  </div>
+    <div class="crud-tabs">
+      <button class="crud-tab crud-tab--active" data-tab="active">{{ 'app.crud.tab_active'|trans }}</button>
+      <button class="crud-tab" data-tab="archived">{{ 'app.crud.tab_archived'|trans }}</button>
+    </div>
 
-  <div class="crud-list" id="crud-list">
+    <div class="crud-list" id="crud-list">
 
-    {% set currentGroup = null %}
-    {% for service in services %}
+      {% set currentGroup = null %}
+      {% for service in services %}
 
-      {% set group = service.billable ? 'Verrechenbar' : 'Nicht-verrechenbar' %}
+      {% set group = service.billable ? 'app.service.billable'|trans : 'app.service.not_billable'|trans %}
       {% if group != currentGroup %}
-        {% if currentGroup is not null %}</div>{% endif %}
-        <div class="crud-list__group">
-          <div class="crud-list__group-label">{{ group }}</div>
-        {% set currentGroup = group %}
+      {% if currentGroup is not null %}</div>{% endif %}
+    <div class="crud-list__group">
+      <div class="crud-list__group-label">{{ group }}</div>
+      {% set currentGroup = group %}
       {% endif %}
 
       <div class="crud-row{% if service.isArchived() %} crud-row--archived{% endif %}"
@@ -76,14 +76,14 @@ window.CRUD = { apiBase: '/api/services' };
           </div>
           <div class="crud-row__actions">
             {% if service.isArchived() %}
-              <button class="crud-row__btn crud-row__btn--restore" data-action="unarchive" title="Wiederherstellen">
+              <button class="crud-row__btn crud-row__btn--restore" data-action="unarchive" title="{{ 'app.crud.btn_restore'|trans }}">
                 <svg viewBox="0 0 16 16" fill="none"><path d="M2 8a6 6 0 1 1 1.5 3.5" stroke="currentColor" stroke-width="1.3" stroke-linecap="round"/><path d="M2 13V9h4" stroke="currentColor" stroke-width="1.3" stroke-linecap="round" stroke-linejoin="round"/></svg>
               </button>
             {% else %}
-              <button class="crud-row__btn crud-row__btn--edit" data-action="edit" title="Bearbeiten">
+              <button class="crud-row__btn crud-row__btn--edit" data-action="edit" title="{{ 'app.entry.btn_edit'|trans }}">
                 <svg viewBox="0 0 16 16" fill="none"><path d="M11 2l3 3L5 14H2v-3L11 2z" stroke="currentColor" stroke-width="1.3" stroke-linecap="round" stroke-linejoin="round"/></svg>
               </button>
-              <button class="crud-row__btn crud-row__btn--delete" data-action="delete" title="Löschen">
+              <button class="crud-row__btn crud-row__btn--delete" data-action="delete" title="{{ 'app.entry.btn_delete'|trans }}">
                 <svg viewBox="0 0 16 16" fill="none"><path d="M3 4h10M6 4V2h4v2M5 4l.5 9h5l.5-9" stroke="currentColor" stroke-width="1.3" stroke-linecap="round" stroke-linejoin="round"/></svg>
               </button>
             {% endif %}
@@ -91,47 +91,47 @@ window.CRUD = { apiBase: '/api/services' };
         </div>
 
         {% if not service.isArchived() %}
-        <div class="crud-row__edit" hidden>
-          <div class="entry-form__grid entry-form__grid--inline">
-
-            <label class="entry-form__label">Name</label>
-            <div class="entry-form__field">
-              <input type="text" class="input edit-name" value="{{ service.name }}" />
-            </div>
-
-            <label class="entry-form__label">Verrechenbar</label>
-            <div class="entry-form__field">
-              <label class="crud-checkbox-label">
-                <input type="checkbox" class="edit-billable" {{ service.billable ? 'checked' : '' }} />
-                <span>Ja, diese Leistung ist verrechenbar</span>
-              </label>
-            </div>
-
-            <label class="entry-form__label">Bemerkung</label>
-            <div class="entry-form__field">
-              <textarea class="textarea edit-note" rows="2">{{ service.note|default('') }}</textarea>
-            </div>
+          <div class="crud-row__edit" hidden>
+            <div class="entry-form__grid entry-form__grid--inline">
+
+              <label class="entry-form__label">{{ 'app.crud.label_name'|trans }}</label>
+              <div class="entry-form__field">
+                <input type="text" class="input edit-name" value="{{ service.name }}" />
+              </div>
+
+              <label class="entry-form__label">{{ 'app.service.label_billable'|trans }}</label>
+              <div class="entry-form__field">
+                <label class="crud-checkbox-label">
+                  <input type="checkbox" class="edit-billable" {{ service.billable ? 'checked' : '' }} />
+                  <span>{{ 'app.service.billable_checkbox'|trans }}</span>
+                </label>
+              </div>
+
+              <label class="entry-form__label">{{ 'app.crud.label_note'|trans }}</label>
+              <div class="entry-form__field">
+                <textarea class="textarea edit-note" rows="2">{{ service.note|default('') }}</textarea>
+              </div>
+
+              <div class="entry-form__actions">
+                <button type="button" class="btn btn-primary" data-action="save">{{ 'app.entry.btn_save'|trans }}</button>
+                <button type="button" class="btn btn-secondary" data-action="cancel">{{ 'app.entry.btn_cancel'|trans }}</button>
+              </div>
 
-            <div class="entry-form__actions">
-              <button type="button" class="btn btn-primary" data-action="save">Sichern</button>
-              <button type="button" class="btn btn-secondary" data-action="cancel">Abbrechen</button>
             </div>
-
           </div>
-        </div>
         {% endif %}
 
       </div>
 
-    {% else %}
-      <div class="empty-state">
-        <p class="empty-state__title">Noch keine Leistungen angelegt.</p>
-      </div>
-    {% endfor %}
-    {% if currentGroup is not null %}</div>{% endif %}
+      {% else %}
+        <div class="empty-state">
+          <p class="empty-state__title">{{ 'app.service.empty'|trans }}</p>
+        </div>
+      {% endfor %}
+      {% if currentGroup is not null %}</div>{% endif %}
 
   </div>
-</div>
+  </div>
 
 {% endblock %}
 
diff --git a/httpdocs/translations/messages.de.yaml b/httpdocs/translations/messages.de.yaml
index d948f81..2f76b1a 100644
--- a/httpdocs/translations/messages.de.yaml
+++ b/httpdocs/translations/messages.de.yaml
@@ -2,42 +2,145 @@
 
 app:
   date:
-    today: "Heute"
-    tomorrow: "Morgen"
-    yesterday: "Gestern"
-    week_label: "Kalenderwoche"
+    today:       "Heute"
+    tomorrow:    "Morgen"
+    yesterday:   "Gestern"
+    week_label:  "Kalenderwoche"
 
   nav:
-    prev_week: "Vorherige Woche"
-    next_week: "Nächste Woche"
-    month_view: "Monatsansicht öffnen/schließen"
-    prev_month: "Vorheriger Monat"
-    next_month: "Nächster Monat"
-    close_month: "Monatsansicht schließen"
+    prev_week:    "Vorherige Woche"
+    next_week:    "Nächste Woche"
+    month_view:   "Monatsansicht öffnen/schließen"
+    prev_month:   "Vorheriger Monat"
+    next_month:   "Nächster Monat"
+    close_month:  "Monatsansicht schließen"
+    time_tracking: "Zeit erfassen"
+    reports:      "Reports"
+    clients:      "Kunden"
+    projects:     "Projekte"
+    services:     "Leistungen"
+    team:         "Team"
+    account:      "Account"
+    logout:       "Abmelden"
 
   entry:
-    label_duration: "Dauer"
+    label_duration:        "Dauer"
     label_project_service: "Projekt / Leistung"
-    label_note: "Bemerkung"
-    placeholder_note: "Optionale Beschreibung …"
+    label_note:            "Bemerkung"
+    placeholder_note:      "Optionale Beschreibung …"
     placeholder_duration_hint: "Format: 1:30 oder 1.5"
-    btn_create: "Erstellen"
-    btn_save: "Sichern"
-    btn_cancel: "Abbrechen"
-    btn_edit: "Bearbeiten"
-    btn_delete: "Löschen"
-    no_entries: "Noch keine Zeiteinträge für diesen Tag"
-    select_placeholder: "..."
-    confirm_delete: "Eintrag wirklich löschen?"
-    error_no_project: "Bitte ein Projekt wählen."
-    error_save: "Fehler beim Speichern des Eintrags."
-    error_delete: "Fehler beim Löschen."
-    error_load: "Fehler beim Laden der Einträge."
-    duration_hint: "1:30 für 1 Std 30 Min · 8 12 für 8 bis 12 Uhr · 1,75 für 1 Std 45 Min · 0:00 zum Stoppen"
-    error_zero_duration: "Bitte eine Dauer größer als 0:00 eingeben."
+    btn_create:            "Erstellen"
+    btn_save:              "Sichern"
+    btn_cancel:            "Abbrechen"
+    btn_edit:              "Bearbeiten"
+    btn_delete:            "Löschen"
+    no_entries:            "Noch keine Zeiteinträge für diesen Tag"
+    select_placeholder:    "..."
+    confirm_delete:        "Eintrag wirklich löschen?"
+    error_no_project:      "Bitte ein Projekt wählen."
+    error_save:            "Fehler beim Speichern des Eintrags."
+    error_delete:          "Fehler beim Löschen."
+    error_load:            "Fehler beim Laden der Einträge."
+    duration_hint:         "1:30 für 1 Std 30 Min · 8 12 für 8 bis 12 Uhr · 1,75 für 1 Std 45 Min · 0:00 zum Stoppen"
+    error_zero_duration:   "Bitte eine Dauer größer als 0:00 eingeben."
     error_duration_too_long: "Eine Dauer von mehr als 24 Stunden ist nicht möglich."
-    warn_duration_long: "Die Dauer ist länger als 8 Stunden. Wirklich speichern?"
+    warn_duration_long:    "Die Dauer ist länger als 8 Stunden. Wirklich speichern?"
 
   service:
-    billable: "Verrechenbar"
-    not_billable: "Nicht-verrechenbar"
+    billable:         "Verrechenbar"
+    not_billable:     "Nicht-verrechenbar"
+    page_title:       "Leistungen"
+    btn_new:          "Neue Leistung"
+    label_billable:   "Verrechenbar"
+    billable_checkbox: "Ja, diese Leistung ist verrechenbar"
+    placeholder_name: "Leistungsname"
+    empty:            "Noch keine Leistungen angelegt."
+
+  crud:
+    label_name:   "Name"
+    label_note:   "Bemerkung"
+    tab_active:   "Aktiv"
+    tab_archived: "Archiviert"
+    btn_restore:  "Wiederherstellen"
+
+  login:
+    page_title:    "Anmelden – spawntree"
+    label_email:   "E-Mail"
+    label_password: "Passwort"
+    remember_me:   "Angemeldet bleiben"
+    btn_submit:    "Anmelden"
+
+  register:
+    page_title:              "Registrieren – spawntree Timetracker"
+    title:                   "Konto erstellen"
+    subtitle:                "Kostenlos starten, keine Kreditkarte nötig."
+    section_company:         "Dein Unternehmen"
+    label_company_name:      "Firmenname"
+    placeholder_company_name: "Muster GmbH"
+    url_preview_label:       "Deine voraussichtliche URL:"
+    section_account:         "Dein Konto"
+    label_first_name:        "Vorname"
+    label_last_name:         "Nachname"
+    label_email:             "E-Mail"
+    label_password:          "Passwort"
+    label_password_repeat:   "Wiederholen"
+    btn_submit:              "Konto erstellen"
+    already_registered:      "Bereits registriert?"
+    link_login:              "Zur Anmeldung"
+
+  confirm_error:
+    page_title: "Fehler – spawntree Timetracker"
+    title:      "Link ungültig"
+    btn_retry:  "Erneut registrieren"
+
+  confirmed:
+    page_title: "Konto aktiviert – spawntree Timetracker"
+    title:      "Konto aktiviert!"
+    welcome:    "Willkommen, %name%."
+    redirect:   "Du wirst gleich weitergeleitet …"
+    btn_login:  "Jetzt anmelden →"
+
+  invite_error:
+    page_title: "Fehler – Einladungslink"
+    title:      "Ungültiger Link"
+
+  set_password:
+    page_title:            "Passwort festlegen – %name%"
+    subtitle:              "Hallo %name%, lege dein Passwort fest, um loszulegen."
+    label_password:        "Passwort"
+    label_password_repeat: "Wiederholen"
+    btn_submit:            "Passwort speichern & anmelden"
+
+  email:
+    confirm:
+      greeting: "Hallo %name%,"
+      body:     "bitte bestätige deine Registrierung für %company% mit einem Klick auf den Button."
+      btn:      "E-Mail bestätigen"
+      expiry:   "Der Link ist 24 Stunden gültig (bis %expires% Uhr)."
+      ignore:   "Falls du dich nicht registriert hast, kannst du diese E-Mail ignorieren."
+
+    notify:
+      title:       "Neue Registrierung im Timetracker"
+      col_company: "Firma"
+      col_slug:    "Slug"
+      col_name:    "Name"
+      col_email:   "E-Mail"
+      col_date:    "Datum"
+
+    welcome:
+      greeting:  "Hallo %name%,"
+      body:      "dein Konto für %company% ist jetzt aktiv. Los geht's!"
+      btn:       "Zum Timetracker →"
+      url_label: "Deine URL:"
+
+    invite:
+      title:           "Du wurdest zu %company% eingeladen"
+      greeting:        "Hallo %name%,"
+      role_added_pre:  "du wurdest als"
+      role_added_post: "zum Team von %company% hinzugefügt."
+      role_admin:      "Administrator"
+      role_tracker:    "Zeiterfasser"
+      role_member:     "Standard-Nutzer"
+      cta:             "Klicke auf den Button, um dein Passwort festzulegen und loszulegen. Der Link ist 7 Tage gültig."
+      btn:             "Passwort festlegen →"
+      ignore:          "Wenn du diese Einladung nicht erwartet hast, kannst du diese E-Mail ignorieren."