diff --git a/.github/scripts/generate_core_patches.sh b/.github/scripts/generate_core_patches.sh
new file mode 100755
index 0000000..6ec973e
--- /dev/null
+++ b/.github/scripts/generate_core_patches.sh
@@ -0,0 +1,315 @@
+#!/bin/bash
+set -euo pipefail
+
+# Script to generate Git patch series for synchronizing changes from parent repository
+# core/ directory to a Git submodule's themes/nc-ionos-theme/core/ directory.
+#
+# Usage:
+#   ./generate_core_patches.sh                    # Default: exclude l10n files
+#   INCLUDE_L10N=true ./generate_core_patches.sh  # Include l10n files in patches
+#
+# Options (set as environment variables):
+#   INCLUDE_L10N=true/false  - Whether to include localization files (default: false)
+
+# Configuration
+SOURCE_DIR="core"
+SUBMODULE_DIR="themes/nc-ionos-theme"
+TARGET_DIR="$SUBMODULE_DIR/core"
+PATCHES_DIR="$SUBMODULE_DIR/patches"
+START_COMMIT="7142ea922729615a2e8c4ff6d6d76d33c96dafa5"
+
+REPO_URL="https://github.com/nextcloud/server"
+INCLUDE_L10N="${INCLUDE_L10N:-false}"  # Set to true to include l10n files
+
+# Files to always skip (relative to core/)
+SKIP_FILES=(
+    "css/*.css"
+    "templates/legacy/fileexists.html"
+    "templates/print_exception.php"
+    "templates/print_xml_exception.php"
+    "templates/xml_exception.php"
+)
+
+# Add l10n files to skip list if INCLUDE_L10N is false
+if [[ "$INCLUDE_L10N" == "false" ]]; then
+    SKIP_FILES+=("l10n/*")
+fi
+
+# Clean up and prepare patches directory
+echo "Cleaning patches directory: $PATCHES_DIR"
+rm -rf "$PATCHES_DIR"
+mkdir -p "$PATCHES_DIR"
+
+# Show configuration
+echo "Configuration:"
+echo "  Include l10n files: $INCLUDE_L10N"
+echo "  Include template files: only existing in target + newly created after $START_COMMIT"
+echo "  Skip files: ${#SKIP_FILES[@]} files (${SKIP_FILES[*]})"
+echo ""
+
+# Get list of files currently in the target directory (relative to core/)
+echo "Scanning target directory: $TARGET_DIR"
+cd "$TARGET_DIR"
+TARGET_FILES=$(find . -type f | sed 's|^\./||')
+TARGET_FILE_COUNT=$(echo "$TARGET_FILES" | wc -l)
+echo "Found $TARGET_FILE_COUNT files in target directory"
+cd - > /dev/null
+
+# Track newly added template files during processing
+NEWLY_ADDED_TEMPLATES=()
+
+# Get list of commits after START_COMMIT affecting core/
+echo "Finding commits after $START_COMMIT that affect $SOURCE_DIR"
+COMMITS=$(git log --format="%H" --reverse "$START_COMMIT"..HEAD -- "$SOURCE_DIR")
+COMMIT_COUNT=$(echo "$COMMITS" | wc -l)
+echo "Found $COMMIT_COUNT commits to process"
+
+PATCH_NUM=1
+COMMIT_NUM=1
+
+for COMMIT in $COMMITS; do
+    echo ""
+    echo "Processing commit $COMMIT_NUM/$COMMIT_COUNT: $COMMIT"
+
+    # Get commit info for display with error handling
+    if ! COMMIT_SUBJECT=$(git log -1 --format="%s" "$COMMIT" 2>/dev/null); then
+        echo "  ERROR: Could not get commit subject for $COMMIT"
+        COMMIT_NUM=$((COMMIT_NUM + 1))
+        continue
+    fi
+    if ! COMMIT_AUTHOR=$(git log -1 --format="%an" "$COMMIT" 2>/dev/null); then
+        echo "  ERROR: Could not get commit author for $COMMIT"
+        COMMIT_NUM=$((COMMIT_NUM + 1))
+        continue
+    fi
+    echo "  Subject: $COMMIT_SUBJECT"
+    echo "  Author: $COMMIT_AUTHOR"
+
+    # Get files changed in this commit (relative to core/)
+    if ! CHANGED_FILES=$(git diff-tree --no-commit-id --name-only -r "$COMMIT" -- "$SOURCE_DIR" 2>/dev/null | sed "s|^$SOURCE_DIR/||"); then
+        echo "  ERROR: Could not get changed files for $COMMIT"
+        COMMIT_NUM=$((COMMIT_NUM + 1))
+        continue
+    fi
+
+    # Handle empty CHANGED_FILES (e.g., merge commits with no direct changes)
+    if [ -z "$CHANGED_FILES" ]; then
+        echo "  → No files changed in $SOURCE_DIR (possibly a merge commit)"
+        COMMIT_NUM=$((COMMIT_NUM + 1))
+        continue
+    fi
+
+    CHANGED_FILE_COUNT=$(echo "$CHANGED_FILES" | grep -v '^$' | wc -l)
+    echo "  Changed $CHANGED_FILE_COUNT files in $SOURCE_DIR"
+
+    # Find intersection with TARGET_FILES
+    FILES_TO_PATCH=()
+    MATCHED_FILES=()
+    SKIPPED_FILES=()
+    NEW_TEMPLATE_FILES=()
+    TEMPLATE_FILES=()
+
+    # Create current target file list including newly added templates
+    CURRENT_TARGET_FILES="$TARGET_FILES"
+    for ADDED_TEMPLATE in "${NEWLY_ADDED_TEMPLATES[@]}"; do
+        CURRENT_TARGET_FILES="$CURRENT_TARGET_FILES"$'\n'"$ADDED_TEMPLATE"
+    done
+
+    for FILE in $CHANGED_FILES; do
+        # Skip files from the explicit skip list (supports glob patterns)
+        SKIP_FILE=false
+        for SKIP_PATTERN in "${SKIP_FILES[@]}"; do
+            if [[ "$FILE" == $SKIP_PATTERN ]]; then
+                SKIPPED_FILES+=("$FILE")
+                SKIP_FILE=true
+                break
+            fi
+        done
+        if [ "$SKIP_FILE" = true ]; then
+            continue
+        fi
+
+        # Handle template files
+        if [[ "$FILE" == templates/* ]]; then
+            # Check if it's a newly created template file after START_COMMIT
+            if ! git cat-file -e "$START_COMMIT:$SOURCE_DIR/$FILE" 2>/dev/null; then
+                # This is a new template file - always include it and track it
+                FILES_TO_PATCH+=("$SOURCE_DIR/$FILE")
+                NEW_TEMPLATE_FILES+=("$FILE")
+                # Add to newly added templates list for future commits
+                if ! printf '%s\n' "${NEWLY_ADDED_TEMPLATES[@]}" | grep -qx "$FILE"; then
+                    NEWLY_ADDED_TEMPLATES+=("$FILE")
+                fi
+            # Check if it exists in current target (including newly added)
+            elif echo "$CURRENT_TARGET_FILES" | grep -qx "$FILE"; then
+                FILES_TO_PATCH+=("$SOURCE_DIR/$FILE")
+                TEMPLATE_FILES+=("$FILE")
+            else
+                # Template file exists but not in target - skip it
+                SKIPPED_FILES+=("$FILE")
+            fi
+        elif echo "$CURRENT_TARGET_FILES" | grep -qx "$FILE"; then
+            FILES_TO_PATCH+=("$SOURCE_DIR/$FILE")
+            MATCHED_FILES+=("$FILE")
+        else
+            SKIPPED_FILES+=("$FILE")
+        fi
+    done
+
+    if [ ${#MATCHED_FILES[@]} -gt 0 ]; then
+        echo "  → Found ${#MATCHED_FILES[@]} matching files: ${MATCHED_FILES[*]}"
+    fi
+    if [ ${#TEMPLATE_FILES[@]} -gt 0 ]; then
+        echo "  → Found ${#TEMPLATE_FILES[@]} template files: ${TEMPLATE_FILES[*]}"
+    fi
+    if [ ${#NEW_TEMPLATE_FILES[@]} -gt 0 ]; then
+        echo "  → Found ${#NEW_TEMPLATE_FILES[@]} new template files: ${NEW_TEMPLATE_FILES[*]}"
+    fi
+    if [ ${#SKIPPED_FILES[@]} -gt 0 ]; then
+        echo "  → Skipped ${#SKIPPED_FILES[@]} non-matching files: ${SKIPPED_FILES[*]}"
+    fi
+
+    # Skip if no relevant files
+    if [ ${#FILES_TO_PATCH[@]} -eq 0 ]; then
+        echo "  → Skipping: No files match target directory"
+        COMMIT_NUM=$((COMMIT_NUM + 1))
+        continue
+    fi
+
+    # Generate patch for only the relevant files
+    PATCH_NAME=$(printf "%04d" $PATCH_NUM)
+    PATCH_FILE="$PATCHES_DIR/${PATCH_NAME}-$(git log -1 --format=%s "$COMMIT" | tr ' ' '-' | tr -cd '[:alnum:]-').patch"
+    echo "  → Generating patch: $(basename "$PATCH_FILE")"
+
+    # Extract commit info
+    AUTHOR=$(git log -1 --format="%an <%ae>" "$COMMIT")
+    DATE=$(git log -1 --format="%aD" "$COMMIT")
+    SUBJECT=$(git log -1 --format="%s" "$COMMIT")
+    BODY=$(git log -1 --format="%b" "$COMMIT" | sed '/^Signed-off-by:/d')
+
+    # Generate the patch
+    echo "  → Creating initial patch from git format-patch"
+    if ! git format-patch -1 "$COMMIT" --stdout -- "$SOURCE_DIR" > "$PATCH_FILE.tmp" 2>/dev/null; then
+        echo "  ERROR: git format-patch failed for commit $COMMIT"
+        COMMIT_NUM=$((COMMIT_NUM + 1))
+        continue
+    fi
+
+    # Filter patch to only include diffs for relevant files (keep original paths)
+    echo "  → Filtering patch to include only relevant files"
+    if ! awk -v files="$(printf "%s\n" "${FILES_TO_PATCH[@]}")" '
+    BEGIN {
+        split(files, arr, "\n");
+        for (i in arr) wanted[arr[i]] = 1;
+        in_diff = 0;
+        keep = 0;
+    }
+    /^diff --git a\// {
+        in_diff = 1;
+        keep = 0;
+        for (f in wanted) {
+            if ($3 == "a/" f) {
+                keep = 1;
+                break;
+            }
+        }
+    }
+    {
+        if (!in_diff || keep) print $0;
+    }
+    ' "$PATCH_FILE.tmp" > "$PATCH_FILE"; then
+        echo "  ERROR: AWK filtering failed for commit $COMMIT"
+        rm -f "$PATCH_FILE.tmp" "$PATCH_FILE"
+        COMMIT_NUM=$((COMMIT_NUM + 1))
+        continue
+    fi
+
+    # Create a proper commit message with cherry-pick trailer
+    echo "  → Creating commit message with cherry-pick trailer"
+    CHERRY_PICK_TRAILER="(cherry picked from commit $REPO_URL/commit/$COMMIT)"
+
+    # Create temporary file with new commit message
+    TEMP_MSG=$(mktemp)
+    echo "$SUBJECT" > "$TEMP_MSG"
+    if [ -n "$BODY" ]; then
+        echo "$BODY" >> "$TEMP_MSG"
+    fi
+    echo "" >> "$TEMP_MSG"
+    echo "$CHERRY_PICK_TRAILER" >> "$TEMP_MSG"
+
+    # Replace the commit message section in the patch
+    echo "  → Updating patch headers and commit message"
+    if ! awk -v author="$AUTHOR" -v date="$DATE" -v msgfile="$TEMP_MSG" '
+    BEGIN {
+        while ((getline line < msgfile) > 0) {
+            msg = msg line "\n"
+        }
+        close(msgfile)
+        in_header = 1
+        in_body = 0
+        body_started = 0
+    }
+    /^From: / { print "From: " author; next }
+    /^Date: / { print "Date: " date; next }
+    /^Subject: / {
+        print "Subject: " substr(msg, 1, index(msg, "\n")-1)
+        in_body = 1
+        next
+    }
+    /^$/ && in_header && in_body && !body_started {
+        printf "%s", substr(msg, index(msg, "\n")+1)
+        body_started = 1
+        next
+    }
+    /^---$/ {
+        in_header = 0
+        in_body = 0
+        print $0
+        next
+    }
+    !in_body || !in_header { print $0 }
+    ' "$PATCH_FILE" > "$PATCH_FILE.new"; then
+        echo "  ERROR: AWK message processing failed for commit $COMMIT"
+        rm -f "$PATCH_FILE.tmp" "$PATCH_FILE" "$PATCH_FILE.new" "$TEMP_MSG"
+        COMMIT_NUM=$((COMMIT_NUM + 1))
+        continue
+    fi
+
+    mv "$PATCH_FILE.new" "$PATCH_FILE"
+    rm "$TEMP_MSG"
+
+    rm "$PATCH_FILE.tmp"
+    echo "  → Patch created successfully: $(basename "$PATCH_FILE")"
+    PATCH_NUM=$((PATCH_NUM + 1))
+    COMMIT_NUM=$((COMMIT_NUM + 1))
+done
+
+echo ""
+echo "========================================="
+echo "Patch generation complete!"
+echo "Generated $((PATCH_NUM - 1)) patches in $PATCHES_DIR"
+echo "========================================="
+cat <<EOF
+
+Patch generation complete!
+
+To apply the patches in the submodule:
+
+1. cd $SUBMODULE_DIR
+2. For each patch in the patches/ directory, run:
+     git am < patches/<patch-file>
+3. If you encounter conflicts:
+     git add .
+     git am --continue
+4. After all patches are applied:
+     cd ..
+     git add $SUBMODULE_DIR
+     git commit -m "IONOS(themes/nc-ionos-theme): submodule update core sync"
+     git push
+
+Note:
+- Files in SKIP_FILES array are always excluded (including CSS and l10n files when INCLUDE_L10N=false)
+- Template files: only existing in target + newly created after START_COMMIT
+- Newly created template files will be tracked for subsequent changes
+
+EOF
diff --git a/core/js/public/publicpage.js b/core/js/public/publicpage.js
deleted file mode 100644
index 42b4164..0000000
--- a/core/js/public/publicpage.js
+++ /dev/null
@@ -1,29 +0,0 @@
-/**
- * SPDX-FileCopyrightText: 2018 Nextcloud GmbH and Nextcloud contributors
- * SPDX-License-Identifier: AGPL-3.0-or-later
- */
-
-window.addEventListener('DOMContentLoaded', function () {
-
-	$('#body-public').find('#ionos-global-nav .menutoggle').click(function() {
-		$(this).next('.popovermenu').toggleClass('open');
-	});
-
-	$('#save-external-share').click(function () {
-		$('#external-share-menu-item').toggleClass('hidden')
-		$('#remote_address').focus();
-	});
-
-	$(document).mouseup(function(e) {
-		var toggle = $('#body-public').find('#ionos-global-nav .menutoggle');
-		var container = toggle.next('.popovermenu');
-
-		// if the target of the click isn't the menu toggle, nor a descendant of the
-		// menu toggle, nor the container nor a descendant of the container
-		if (!toggle.is(e.target) && toggle.has(e.target).length === 0 &&
-			!container.is(e.target) && container.has(e.target).length === 0) {
-			container.removeClass('open');
-		}
-	});
-
-});
diff --git a/core/templates/layout.guest.php b/core/templates/layout.guest.php
index 8adfff8..3cf852b 100644
--- a/core/templates/layout.guest.php
+++ b/core/templates/layout.guest.php
@@ -21,7 +21,10 @@
 p($theme->getTitle());
 ?>
 		</title>
-		<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0">
+		<meta name="csp-nonce" nonce="<?php p($_['cspNonce']); /* Do not pass into "content" to prevent exfiltration */ ?>">
+		<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0<?php if (isset($_['viewport_maximum_scale'])) {
+			p(', maximum-scale=' . $_['viewport_maximum_scale']);
+		} ?>">
 		<?php $iosAppId = \OC::$server->get(\OC\SystemConfig::class)->getValue("ionos_customclient_ios_appid"); ?>
 		<?php if ($iosAppId !== '') { ?>
 			<meta name="apple-itunes-app" content="app-id=<?php p($iosAppId); ?>">
@@ -35,11 +38,11 @@
 		<?php emit_script_loading_tags($_); ?>
 		<?php print_unescaped($_['headers']); ?>
 	</head>
-	<body id="<?php p($_['bodyid']);?>">
+	<body id="<?php p($_['bodyid']);?>" <?php foreach ($_['enabledThemes'] as $themeId) {
+		p("data-theme-$themeId ");
+	}?> data-themes="<?php p(join(',', $_['enabledThemes'])) ?>">
 		<?php include 'layout.noscript.warning.php'; ?>
-		<?php foreach ($_['initialStates'] as $app => $initialState) { ?>
-			<input type="hidden" id="initial-state-<?php p($app); ?>" value="<?php p(base64_encode($initialState)); ?>">
-		<?php }?>
+		<?php include 'layout.initial-state.php'; ?>
 
 		<header id="ionos-global-nav">
 			<ionos-global-nav
@@ -56,12 +59,12 @@
 						</div>
 					</header>
 				<?php endif; ?>
-				<main>
+				<div>
 					<h1 class="hidden-visually">
 						<?php p($theme->getName()); ?>
 					</h1>
 					<?php print_unescaped($_['content']); ?>
-				</main>
+				</div>
 			</div>
 		</div>
 		<?php
diff --git a/core/templates/layout.initial-state.php b/core/templates/layout.initial-state.php
new file mode 100644
index 0000000..f238799
--- /dev/null
+++ b/core/templates/layout.initial-state.php
@@ -0,0 +1,11 @@
+<?php
+/**
+ * SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+?>
+<div id="initial-state-container" style="display: none;">
+	<?php foreach ($_['initialStates'] as $app => $initialState) { ?>
+		<input type="hidden" id="initial-state-<?php p($app); ?>" value="<?php p(base64_encode($initialState)); ?>">
+	<?php }?>
+</div>
diff --git a/core/templates/layout.public.php b/core/templates/layout.public.php
index 730ccbb..1cf5dc8 100644
--- a/core/templates/layout.public.php
+++ b/core/templates/layout.public.php
@@ -11,12 +11,16 @@
 <head data-requesttoken="<?php p($_['requesttoken']); ?>">
 	<meta charset="utf-8">
 	<title>
-		<?php
-			p(!empty($_['application']) ? $_['application'].' - ' : '');
+	<?php
+				p(!empty($_['pageTitle']) && (empty($_['application']) || $_['pageTitle'] !== $_['application']) ? $_['pageTitle'] . ' - ' : '');
+p(!empty($_['application']) ? $_['application'] . ' - ' : '');
 p($theme->getTitle());
 ?>
 	</title>
-	<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0">
+	<meta name="csp-nonce" nonce="<?php p($_['cspNonce']); /* Do not pass into "content" to prevent exfiltration */ ?>">
+	<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0<?php if (isset($_['viewport_maximum_scale'])) {
+		p(', maximum-scale=' . $_['viewport_maximum_scale']);
+	} ?>">
 	<?php $iosAppId = \OC::$server->get(\OC\SystemConfig::class)->getValue("ionos_customclient_ios_appid"); ?>
 	<?php if ($iosAppId !== '') { ?>
 		<meta name="apple-itunes-app" content="app-id=<?php p($iosAppId); ?>">
@@ -35,11 +39,11 @@
 	<?php emit_script_loading_tags($_); ?>
 	<?php print_unescaped($_['headers']); ?>
 </head>
-<body id="<?php p($_['bodyid']);?>">
-<?php include('layout.noscript.warning.php'); ?>
-<?php foreach ($_['initialStates'] as $app => $initialState) { ?>
-	<input type="hidden" id="initial-state-<?php p($app); ?>" value="<?php p(base64_encode($initialState)); ?>">
-<?php }?>
+<body id="<?php p($_['bodyid']);?>" <?php foreach ($_['enabledThemes'] as $themeId) {
+	p("data-theme-$themeId ");
+}?> data-themes="<?php p(join(',', $_['enabledThemes'])) ?>">
+	<?php include('layout.noscript.warning.php'); ?>
+	<?php include('layout.initial-state.php'); ?>
 	<div id="skip-actions">
 		<?php if ($_['id-app-content'] !== null) { ?><a href="<?php p($_['id-app-content']); ?>" class="button primary skip-navigation skip-content"><?php p($l->t('Skip to main content')); ?></a><?php } ?>
 		<?php if ($_['id-app-navigation'] !== null) { ?><a href="<?php p($_['id-app-navigation']); ?>" class="button primary skip-navigation"><?php p($l->t('Skip to navigation of app')); ?></a><?php } ?>
@@ -47,42 +51,13 @@
 	<header id="ionos-global-nav">
 		<ionos-global-nav
 		home_src="<?php p(\OC::$server->get(\OCP\IURLGenerator::class)->linkTo('', 'index.php'))?>">
-			<?php
-			/** @var \OCP\AppFramework\Http\Template\PublicTemplateResponse $template */
-			if (isset($template) && $template->getActionCount() !== 0) {
-				$primary = $template->getPrimaryAction();
-				$others = $template->getOtherActions(); ?>
-						<span id="header-primary-action" data-qa="IONOS-DOWNLOAD-SHARE-TARGET" class="<?php if ($template->getActionCount() === 1) {
-							p($primary->getIcon());
-						} ?>">
-							<a href="<?php p($primary->getLink()); ?>" class="primary button">
-							<ionos-icons <?php p($primary->getId()) ?> class="download"></ionos-icons>
-								<span><?php p($primary->getLabel()) ?></span>
-							</a>
-						</span>
-						<?php if ($template->getActionCount() > 1) { ?>
-						<div id="header-secondary-action" data-qa="IONOS-DOWNLOAD-MENU-TARGET">
-							<ionos-icons id="header-actions-toggle" class="menutoggle" moremenu></ionos-icons>
-							<div id="header-actions-menu" class="popovermenu menu">
-								<ul>
-									<?php
-										/** @var \OCP\AppFramework\Http\Template\IMenuAction $action */
-										foreach ($others as $action) {
-											print_unescaped($action->render());
-										}
-							?>
-								</ul>
-							</div>
-						</div>
-						<?php } ?>
-					<?php
-			} ?>
+			<div id="public-page-menu"></div>
 		</ionos-global-nav>
 	</header>
 
 	<div class="header-info">
 		<span class="header-title">
-		<?php if (isset($template) && $template->getHeaderTitle() !== '') { ?>
+			<?php if (isset($template) && $template->getHeaderTitle() !== '') { ?>
 				<?php p($template->getHeaderTitle()); ?>
 			<?php } else { ?>
 				<?php	p($theme->getName()); ?>
@@ -96,23 +71,25 @@
 	</div>
 
 
-	<main id="content" class="app-<?php p($_['appid']) ?>">
+	<div id="content" class="app-<?php p($_['appid']) ?>">
 		<h1 class="hidden-visually">
-			<?php if (isset($template) && $template->getHeaderTitle() !== '') { ?>
-				<?php p($template->getHeaderTitle()); ?>
-			<?php } else { ?>
-				<?php	p($theme->getName()); ?>
-			<?php } ?>
+			<?php
+		if (isset($template) && $template->getHeaderTitle() !== '') {
+			p($template->getHeaderTitle());
+		} else {
+			p($theme->getName());
+		} ?>
 		</h1>
 		<?php print_unescaped($_['content']); ?>
-	</main>
+	</div>
+
 	<?php if (isset($template) && $template->getFooterVisible() && ($theme->getLongFooter() !== '' || $_['showSimpleSignUpLink'])) { ?>
 	<footer>
 		<p><?php print_unescaped($theme->getLongFooter()); ?></p>
 		<?php
 if ($_['showSimpleSignUpLink']) {
 	?>
-			<p>
+			<p class="footer__simple-sign-up">
 				<a href="<?php p($_['signUpLink']); ?>" target="_blank" rel="noreferrer noopener">
 					<?php p($l->t('Get your own free account')); ?>
 				</a>
diff --git a/core/templates/layout.user.php b/core/templates/layout.user.php
index 9fe7266..7e3c470 100644
--- a/core/templates/layout.user.php
+++ b/core/templates/layout.user.php
@@ -38,12 +38,15 @@
 		<meta charset="utf-8">
 		<title>
 			<?php
-				p(!empty($_['pageTitle']) && $_['pageTitle'] !== $_['application'] ? $_['pageTitle'].' - ' : '');
-p(!empty($_['application']) ? $_['application'].' - ' : '');
+				p(!empty($_['pageTitle']) && (empty($_['application']) || $_['pageTitle'] !== $_['application']) ? $_['pageTitle'] . ' - ' : '');
+p(!empty($_['application']) ? $_['application'] . ' - ' : '');
 p($theme->getTitle());
 ?>
 		</title>
-		<meta name="viewport" content="width=device-width, initial-scale=1.0" />
+		<meta name="csp-nonce" nonce="<?php p($_['cspNonce']); /* Do not pass into "content" to prevent exfiltration */ ?>">
+		<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0<?php if (isset($_['viewport_maximum_scale'])) {
+			p(', maximum-scale=' . $_['viewport_maximum_scale']);
+		} ?>">
 
 		<?php $iosAppId = \OC::$server->get(\OC\SystemConfig::class)->getValue("ionos_customclient_ios_appid"); ?>
 		<?php if ($iosAppId !== '') { ?>
@@ -63,14 +66,11 @@
 		<?php emit_script_loading_tags($_); ?>
 		<?php print_unescaped($_['headers']); ?>
 	</head>
-	<body id="<?php p($_['bodyid']);?>" <?php foreach ($_['enabledThemes'] as $themeId) {
+	<body dir="<?php p($_['direction']); ?>" id="<?php p($_['bodyid']);?>" <?php foreach ($_['enabledThemes'] as $themeId) {
 		p("data-theme-$themeId ");
 	}?> data-themes=<?php p(join(',', $_['enabledThemes'])) ?>>
-	<?php include 'layout.noscript.warning.php'; ?>
-
-		<?php foreach ($_['initialStates'] as $app => $initialState) { ?>
-			<input type="hidden" id="initial-state-<?php p($app); ?>" value="<?php p(base64_encode($initialState)); ?>">
-		<?php }?>
+		<?php include 'layout.noscript.warning.php'; ?>
+		<?php include 'layout.initial-state.php'; ?>
 
 		<div id="skip-actions">
 			<?php if ($_['id-app-content'] !== null) { ?><a href="<?php p($_['id-app-content']); ?>" class="button primary skip-navigation skip-content"><?php p($l->t('Skip to main content')); ?></a><?php } ?>
@@ -125,15 +125,15 @@
 			</ionos-global-nav>
 		</header>
 
-		<main id="content" class="app-<?php p($_['appid']) ?>">
+		<div id="content" class="app-<?php p($_['appid']) ?>">
 			<h1 class="hidden-visually" id="page-heading-level-1">
 				<?php p((!empty($_['application']) && !empty($_['pageTitle']) && $_['application'] != $_['pageTitle'])
-					? $_['application'].': '.$_['pageTitle']
+					? $_['application'] . ': ' . $_['pageTitle']
 					: (!empty($_['pageTitle']) ? $_['pageTitle'] : $theme->getName())
 				); ?>
 			</h1>
 			<?php print_unescaped($_['content']); ?>
-		</main>
+		</div>
 		<div id="profiler-toolbar"></div>
 	</body>
 </html>