--- scribus/ui/stylemanager.cpp
+++ scribus/ui/stylemanager.cpp
@@ -5,11 +5,21 @@
 for which a new license (GPL+exception) is in place.
 */
 
+#include <QAbstractItemView>
 #include <QDebug>
+#include <QDialog>
+#include <QDialogButtonBox>
 #include <QEvent>
+#include <QHeaderView>
+#include <QLabel>
 #include <QMenu>
-#include <QToolTip>
 #include <QMessageBox>
+#include <QPushButton>
+#include <QScreen>
+#include <QSizePolicy>
+#include <QToolTip>
+#include <QTreeWidget>
+#include <QVBoxLayout>
 
 #include "commonstrings.h"
 #include "fileloader.h"
@@ -537,7 +547,13 @@
 		slotOk();
 
 	int totalUnused = 0;
-	QStringList unusedSummary;
+
+	struct UnusedStyleEntry
+	{
+		QString typeName;
+		QString styleName;
+	};
+	QList<UnusedStyleEntry> unusedStyles;
 
 	struct ItemDeletion
 	{
@@ -579,7 +595,7 @@
 			if (!usedMap->contains(styleName))
 			{
 				removeList.append(RemoveItem(styleName, QString()));
-				unusedSummary << QString("  %1: %2").arg(styleitem->typeName(), styleName);
+				unusedStyles.append({styleitem->typeName(), styleName});
 			}
 		}
 
@@ -592,20 +608,70 @@
 
 	if (totalUnused == 0)
 	{
-		ScMessageBox::information(this, tr("Remove Unused Styles"),
-			tr("All styles in this document are in use. Nothing to remove."));
+		ScMessageBox::information(this, tr("Delete Unused Styles"),
+			tr("All styles in this document are in use. Nothing to delete."));
 		return;
 	}
 
-	// Confirmation dialog
-	QString message = tr("Found %1 unused style(s):\n\n").arg(totalUnused);
-	message += unusedSummary.join("\n");
-	message += "\n\n";
-	message += tr("Remove all unused styles?");
-
-	int result = ScMessageBox::question(this, tr("Remove Unused Styles"), message, QMessageBox::Yes | QMessageBox::No, QMessageBox::No);
+	QDialog dialog(this);
+	dialog.setWindowTitle(tr("Delete Unused Styles"));
+	dialog.setSizeGripEnabled(true);
+
+	QVBoxLayout* layout = new QVBoxLayout(&dialog);
+
+	QLabel* summaryLabel = new QLabel(tr("%n unused style(s) found.", nullptr, totalUnused), &dialog);
+	layout->addWidget(summaryLabel);
+
+	QLabel* detailLabel = new QLabel(tr("The following styles are not used by any object in the document:"), &dialog);
+	detailLabel->setWordWrap(true);
+	layout->addWidget(detailLabel);
+
+	QTreeWidget* unusedStyleList = new QTreeWidget(&dialog);
+	unusedStyleList->setHeaderLabels(QStringList() << tr("Type") << tr("Style"));
+	unusedStyleList->setRootIsDecorated(false);
+	unusedStyleList->setAlternatingRowColors(true);
+	unusedStyleList->setSelectionMode(QAbstractItemView::NoSelection);
+	unusedStyleList->setUniformRowHeights(true);
+	unusedStyleList->setMinimumHeight(180);
+	unusedStyleList->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+
+	for (int i = 0; i < unusedStyles.count(); ++i)
+	{
+		QTreeWidgetItem* row = new QTreeWidgetItem(unusedStyleList);
+		row->setText(0, unusedStyles.at(i).typeName);
+		row->setText(1, unusedStyles.at(i).styleName);
+	}
+
+	QHeaderView* unusedStyleListHeader = unusedStyleList->header();
+	unusedStyleListHeader->setSectionResizeMode(QHeaderView::Interactive);
+	unusedStyleListHeader->setStretchLastSection(false);
+	unusedStyleList->resizeColumnToContents(0);
+	unusedStyleList->setColumnWidth(0, qMax(120, unusedStyleList->columnWidth(0)));
+	unusedStyleList->setColumnWidth(1, qMax(320, unusedStyleList->columnWidth(1)));
+	layout->addWidget(unusedStyleList);
+
+	QLabel* warningLabel = new QLabel(tr("Delete all listed styles?"), &dialog);
+	warningLabel->setWordWrap(true);
+	layout->addWidget(warningLabel);
+
+	QDialogButtonBox* buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel, &dialog);
+	buttonBox->button(QDialogButtonBox::Ok)->setText(tr("Delete Styles"));
+	connect(buttonBox, SIGNAL(accepted()), &dialog, SLOT(accept()));
+	connect(buttonBox, SIGNAL(rejected()), &dialog, SLOT(reject()));
+	layout->addWidget(buttonBox);
+
+	const QScreen* dialogScreen = screen();
+	if (dialogScreen)
+	{
+		const QRect availableGeometry = dialogScreen->availableGeometry();
+		const int dialogWidth = qMin(qMax(560, availableGeometry.width() / 2), qMax(320, availableGeometry.width() - 80));
+		const int dialogHeight = qMin(520, qMax(280, availableGeometry.height() - 120));
+		dialog.resize(dialogWidth, dialogHeight);
+	}
+	else
+		dialog.resize(560, 520);
 
-	if (result != QMessageBox::Yes)
+	if (dialog.exec() != QDialog::Accepted)
 		return;
 
 	// Delete through each StyleItem — modifies temp copies only

--- scribus/ui/stylemanager.cpp
+++ scribus/ui/stylemanager.cpp
@@ -5,14 +5,28 @@
 for which a new license (GPL+exception) is in place.
 */
 
+#include <QAbstractItemView>
 #include <QDebug>
+#include <QDialog>
+#include <QDialogButtonBox>
 #include <QEvent>
+#include <QFont>
+#include <QHeaderView>
+#include <QHBoxLayout>
+#include <QKeyEvent>
+#include <QLabel>
 #include <QMenu>
-#include <QToolTip>
 #include <QMessageBox>
+#include <QMouseEvent>
+#include <QPushButton>
+#include <QSizePolicy>
+#include <QToolTip>
+#include <QTreeWidget>
+#include <QVBoxLayout>
 
 #include "commonstrings.h"
 #include "fileloader.h"
+#include "iconmanager.h"
 #include "prefsfile.h"
 #include "prefsmanager.h"
 #include "scraction.h"
@@ -32,6 +46,39 @@
 #include "ui/scmessagebox.h"
 #include "ui/styleview.h"
 
+namespace
+{
+class ReadOnlyTreeWidget : public QTreeWidget
+{
+public:
+	explicit ReadOnlyTreeWidget(QWidget* parent = nullptr)
+		: QTreeWidget(parent)
+	{
+	}
+
+protected:
+	void mousePressEvent(QMouseEvent* event) override
+	{
+		event->accept();
+	}
+
+	void mouseReleaseEvent(QMouseEvent* event) override
+	{
+		event->accept();
+	}
+
+	void mouseDoubleClickEvent(QMouseEvent* event) override
+	{
+		event->accept();
+	}
+
+	void keyPressEvent(QKeyEvent* event) override
+	{
+		event->accept();
+	}
+};
+}
+
 const QString StyleManager::SEPARATOR = "$$$$"; // dumb but it works
 
 StyleManager::StyleManager(QWidget *parent, const char *name)
@@ -537,7 +584,22 @@
 		slotOk();
 
 	int totalUnused = 0;
-	QStringList unusedSummary;
+
+	struct UnusedStyleEntry
+	{
+		QString typeName;
+		QString iconName;
+		QString styleName;
+	};
+	QList<UnusedStyleEntry> unusedStyles;
+
+	struct UnusedStyleType
+	{
+		QString typeName;
+		QString iconName;
+		int count;
+	};
+	QList<UnusedStyleType> unusedStyleTypes;
 
 	struct ItemDeletion
 	{
@@ -552,17 +614,33 @@
 
 		// Match StyleItem subclass to the right ResourceCollection map
 		const QMap<QString, QString>* usedMap = nullptr;
+		QString iconName;
 
 		if (qobject_cast<SMParagraphStyle*>(styleitem))
+		{
 			usedMap = &usedResources.styles();
+			iconName = "paragraph-style";
+		}
 		else if (qobject_cast<SMCharacterStyle*>(styleitem))
+		{
 			usedMap = &usedResources.charStyles();
+			iconName = "character-style";
+		}
 		else if (qobject_cast<SMLineStyle*>(styleitem))
+		{
 			usedMap = &usedResources.lineStyles();
+			iconName = "stroke-style";
+		}
 		else if (qobject_cast<SMTableStyle*>(styleitem))
+		{
 			usedMap = &usedResources.tableStyles();
+			iconName = "table-style";
+		}
 		else if (qobject_cast<SMCellStyle*>(styleitem))
+		{
 			usedMap = &usedResources.cellStyles();
+			iconName = "table-cell-style";
+		}
 		else
 			continue;
 
@@ -579,10 +657,12 @@
 			if (!usedMap->contains(styleName))
 			{
 				removeList.append(RemoveItem(styleName, QString()));
-				unusedSummary << QString("  %1: %2").arg(styleitem->typeName(), styleName);
+				unusedStyles.append({styleitem->typeName(), iconName, styleName});
 			}
 		}
 
+		unusedStyleTypes.append({styleitem->typeName(), iconName, removeList.count()});
+
 		if (!removeList.isEmpty())
 		{
 			deletions.append({styleitem, removeList});
@@ -592,20 +672,149 @@
 
 	if (totalUnused == 0)
 	{
-		ScMessageBox::information(this, tr("Remove Unused Styles"),
-			tr("All styles in this document are in use. Nothing to remove."));
+		ScMessageBox::information(this, tr("Delete Unused Styles"),
+			tr("All styles in this document are in use. Nothing to delete."));
 		return;
 	}
 
-	// Confirmation dialog
-	QString message = tr("Found %1 unused style(s):\n\n").arg(totalUnused);
-	message += unusedSummary.join("\n");
-	message += "\n\n";
-	message += tr("Remove all unused styles?");
+	QDialog dialog(this);
+	dialog.setWindowTitle(tr("Delete Unused Styles"));
+	dialog.setSizeGripEnabled(false);
+
+	QVBoxLayout* layout = new QVBoxLayout(&dialog);
+	layout->setSpacing(10);
+	layout->setSizeConstraint(QLayout::SetFixedSize);
+
+	const int paneSpacing = 24;
+	const QSize overviewPaneSize(220, 300);
+	const QSize listPaneSize(540, 300);
+	const int listHeight = 230;
+
+	QWidget* contentWidget = new QWidget(&dialog);
+	QHBoxLayout* contentLayout = new QHBoxLayout(contentWidget);
+	contentLayout->setContentsMargins(0, 0, 0, 0);
+	contentLayout->setSpacing(paneSpacing);
+
+	QWidget* overviewPane = new QWidget(contentWidget);
+	overviewPane->setFixedSize(overviewPaneSize);
+	QVBoxLayout* overviewLayout = new QVBoxLayout(overviewPane);
+	overviewLayout->setContentsMargins(0, 0, 0, 0);
+	overviewLayout->setSpacing(8);
+
+	QLabel* overviewTitle = new QLabel(tr("Styles by Type"), overviewPane);
+	QFont overviewTitleFont = overviewTitle->font();
+	overviewTitleFont.setBold(true);
+	overviewTitle->setFont(overviewTitleFont);
+	overviewLayout->addWidget(overviewTitle);
+
+	QLabel* summaryLabel = new QLabel(tr("Total unused styles found: %1").arg(totalUnused), overviewPane);
+	summaryLabel->setWordWrap(true);
+	overviewLayout->addWidget(summaryLabel);
+
+	const QSize typeIconSize(16, 16);
+	for (int i = 0; i < unusedStyleTypes.count(); ++i)
+	{
+		const UnusedStyleType& styleType = unusedStyleTypes.at(i);
+		QHBoxLayout* typeRow = new QHBoxLayout;
+		typeRow->setContentsMargins(0, 0, 0, 0);
+
+		QLabel* typeIcon = new QLabel(overviewPane);
+		typeIcon->setFixedSize(typeIconSize);
+		typeIcon->setAlignment(Qt::AlignCenter);
+		typeIcon->setPixmap(IconManager::instance().loadIcon(styleType.iconName).pixmap(typeIconSize));
+		typeIcon->setToolTip(styleType.typeName);
+		typeRow->addWidget(typeIcon);
+
+		QLabel* typeName = new QLabel(styleType.typeName, overviewPane);
+		typeRow->addWidget(typeName, 1);
+
+		QLabel* typeCount = new QLabel(QString::number(styleType.count), overviewPane);
+		typeCount->setMinimumWidth(24);
+		typeCount->setAlignment(Qt::AlignRight | Qt::AlignVCenter);
+		typeRow->addWidget(typeCount);
+
+		overviewLayout->addLayout(typeRow);
+	}
+	overviewLayout->addStretch();
+
+	QWidget* listPane = new QWidget(contentWidget);
+	listPane->setFixedSize(listPaneSize);
+	QVBoxLayout* listLayout = new QVBoxLayout(listPane);
+	listLayout->setContentsMargins(0, 0, 0, 0);
+	listLayout->setSpacing(8);
+
+	QLabel* listTitle = new QLabel(tr("Unused Styles"), listPane);
+	QFont listTitleFont = listTitle->font();
+	listTitleFont.setBold(true);
+	listTitle->setFont(listTitleFont);
+	listLayout->addWidget(listTitle);
+
+	QLabel* detailLabel = new QLabel(tr("The following styles are not used by any object in the document:"), listPane);
+	detailLabel->setWordWrap(true);
+	listLayout->addWidget(detailLabel);
+
+	QTreeWidget* unusedStyleList = new ReadOnlyTreeWidget(listPane);
+	unusedStyleList->setHeaderLabels(QStringList() << tr("Type") << tr("Style Name"));
+	unusedStyleList->headerItem()->setTextAlignment(0, Qt::AlignCenter);
+	unusedStyleList->setRootIsDecorated(false);
+	unusedStyleList->setAlternatingRowColors(true);
+	unusedStyleList->setSelectionMode(QAbstractItemView::NoSelection);
+	unusedStyleList->setFocusPolicy(Qt::NoFocus);
+	unusedStyleList->setEditTriggers(QAbstractItemView::NoEditTriggers);
+	unusedStyleList->setContextMenuPolicy(Qt::NoContextMenu);
+	unusedStyleList->setUniformRowHeights(true);
+	unusedStyleList->setFixedHeight(listHeight);
+	unusedStyleList->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
+
+	for (int i = 0; i < unusedStyles.count(); ++i)
+	{
+		const UnusedStyleEntry& style = unusedStyles.at(i);
+		QTreeWidgetItem* row = new QTreeWidgetItem(unusedStyleList);
+		row->setData(0, Qt::AccessibleTextRole, style.typeName);
+		row->setText(1, style.styleName);
+
+		QLabel* typeIcon = new QLabel(unusedStyleList);
+		typeIcon->setAlignment(Qt::AlignCenter);
+		typeIcon->setPixmap(IconManager::instance().loadIcon(style.iconName).pixmap(typeIconSize));
+		typeIcon->setToolTip(style.typeName);
+		typeIcon->setAccessibleName(style.typeName);
+		typeIcon->setAttribute(Qt::WA_TransparentForMouseEvents);
+		unusedStyleList->setItemWidget(row, 0, typeIcon);
+	}
+
+	QHeaderView* unusedStyleListHeader = unusedStyleList->header();
+	unusedStyleListHeader->setSectionResizeMode(QHeaderView::Interactive);
+	unusedStyleListHeader->setStretchLastSection(false);
+	unusedStyleList->setColumnWidth(0, 64);
+	unusedStyleList->resizeColumnToContents(1);
+	unusedStyleList->setColumnWidth(1, qMax(320, unusedStyleList->columnWidth(1)));
+	listLayout->addWidget(unusedStyleList);
+
+	contentLayout->addWidget(overviewPane);
+	contentLayout->addWidget(listPane);
+	layout->addWidget(contentWidget);
+
+	const QString warningText = (totalUnused == 1)
+		? tr("This style will be permanently deleted.")
+		: tr("These styles will be permanently deleted.");
+	QLabel* warningLabel = new QLabel(warningText, &dialog);
+	warningLabel->setWordWrap(true);
+	QHBoxLayout* warningLayout = new QHBoxLayout;
+	warningLayout->setContentsMargins(0, 0, 0, 0);
+	warningLayout->setSpacing(0);
+	warningLayout->addSpacing(overviewPaneSize.width() + paneSpacing);
+	warningLayout->addWidget(warningLabel, 1);
+	layout->addLayout(warningLayout);
+
+	QDialogButtonBox* buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel, &dialog);
+	QPushButton* deleteStylesButton = buttonBox->button(QDialogButtonBox::Ok);
+	deleteStylesButton->setText(tr("Delete Styles"));
+	deleteStylesButton->setIcon(IconManager::instance().loadIcon("edit-delete"));
+	connect(buttonBox, SIGNAL(accepted()), &dialog, SLOT(accept()));
+	connect(buttonBox, SIGNAL(rejected()), &dialog, SLOT(reject()));
+	layout->addWidget(buttonBox);
 
-	int result = ScMessageBox::question(this, tr("Remove Unused Styles"), message, QMessageBox::Yes | QMessageBox::No, QMessageBox::No);
-
-	if (result != QMessageBox::Yes)
+	if (dialog.exec() != QDialog::Accepted)
 		return;
 
 	// Delete through each StyleItem — modifies temp copies only
@@ -619,7 +828,6 @@
 	slotOk();
 }
 
-
 void StyleManager::slotImport()
 {
 	if (!m_doc)

--- scribus/ui/stylemanager.cpp
+++ scribus/ui/stylemanager.cpp
@@ -5,14 +5,29 @@
 for which a new license (GPL+exception) is in place.
 */
 
+#include <QAbstractItemView>
 #include <QDebug>
+#include <QDialog>
+#include <QDialogButtonBox>
 #include <QEvent>
+#include <QFont>
+#include <QHeaderView>
+#include <QHBoxLayout>
+#include <QKeyEvent>
+#include <QLabel>
 #include <QMenu>
-#include <QToolTip>
 #include <QMessageBox>
+#include <QMouseEvent>
+#include <QPushButton>
+#include <QSizePolicy>
+#include <QStyle>
+#include <QToolTip>
+#include <QTreeWidget>
+#include <QVBoxLayout>
 
 #include "commonstrings.h"
 #include "fileloader.h"
+#include "iconmanager.h"
 #include "prefsfile.h"
 #include "prefsmanager.h"
 #include "scraction.h"
@@ -32,6 +47,39 @@
 #include "ui/scmessagebox.h"
 #include "ui/styleview.h"
 
+namespace
+{
+class ReadOnlyTreeWidget : public QTreeWidget
+{
+public:
+	explicit ReadOnlyTreeWidget(QWidget* parent = nullptr)
+		: QTreeWidget(parent)
+	{
+	}
+
+protected:
+	void mousePressEvent(QMouseEvent* event) override
+	{
+		event->accept();
+	}
+
+	void mouseReleaseEvent(QMouseEvent* event) override
+	{
+		event->accept();
+	}
+
+	void mouseDoubleClickEvent(QMouseEvent* event) override
+	{
+		event->accept();
+	}
+
+	void keyPressEvent(QKeyEvent* event) override
+	{
+		event->accept();
+	}
+};
+}
+
 const QString StyleManager::SEPARATOR = "$$$$"; // dumb but it works
 
 StyleManager::StyleManager(QWidget *parent, const char *name)
@@ -537,7 +585,22 @@
 		slotOk();
 
 	int totalUnused = 0;
-	QStringList unusedSummary;
+
+	struct UnusedStyleEntry
+	{
+		QString typeName;
+		QString iconName;
+		QString styleName;
+	};
+	QList<UnusedStyleEntry> unusedStyles;
+
+	struct UnusedStyleType
+	{
+		QString typeName;
+		QString iconName;
+		int count;
+	};
+	QList<UnusedStyleType> unusedStyleTypes;
 
 	struct ItemDeletion
 	{
@@ -552,17 +615,33 @@
 
 		// Match StyleItem subclass to the right ResourceCollection map
 		const QMap<QString, QString>* usedMap = nullptr;
+		QString iconName;
 
 		if (qobject_cast<SMParagraphStyle*>(styleitem))
+		{
 			usedMap = &usedResources.styles();
+			iconName = "paragraph-style";
+		}
 		else if (qobject_cast<SMCharacterStyle*>(styleitem))
+		{
 			usedMap = &usedResources.charStyles();
+			iconName = "character-style";
+		}
 		else if (qobject_cast<SMLineStyle*>(styleitem))
+		{
 			usedMap = &usedResources.lineStyles();
+			iconName = "stroke-style";
+		}
 		else if (qobject_cast<SMTableStyle*>(styleitem))
+		{
 			usedMap = &usedResources.tableStyles();
+			iconName = "table-style";
+		}
 		else if (qobject_cast<SMCellStyle*>(styleitem))
+		{
 			usedMap = &usedResources.cellStyles();
+			iconName = "table-cell-style";
+		}
 		else
 			continue;
 
@@ -579,10 +658,12 @@
 			if (!usedMap->contains(styleName))
 			{
 				removeList.append(RemoveItem(styleName, QString()));
-				unusedSummary << QString("  %1: %2").arg(styleitem->typeName(), styleName);
+				unusedStyles.append({styleitem->typeName(), iconName, styleName});
 			}
 		}
 
+		unusedStyleTypes.append({styleitem->typeName(), iconName, removeList.count()});
+
 		if (!removeList.isEmpty())
 		{
 			deletions.append({styleitem, removeList});
@@ -592,20 +673,173 @@
 
 	if (totalUnused == 0)
 	{
-		ScMessageBox::information(this, tr("Remove Unused Styles"),
-			tr("All styles in this document are in use. Nothing to remove."));
+		ScMessageBox::information(this, tr("Delete Unused Styles"),
+			tr("All styles in this document are in use. Nothing to delete."));
 		return;
 	}
 
-	// Confirmation dialog
-	QString message = tr("Found %1 unused style(s):\n\n").arg(totalUnused);
-	message += unusedSummary.join("\n");
-	message += "\n\n";
-	message += tr("Remove all unused styles?");
+	QDialog dialog(this);
+	dialog.setWindowTitle(tr("Delete Unused Styles"));
+	dialog.setSizeGripEnabled(false);
+
+	QVBoxLayout* layout = new QVBoxLayout(&dialog);
+	layout->setSpacing(10);
+	layout->setSizeConstraint(QLayout::SetFixedSize);
+
+	const int paneSpacing = 24;
+	const QSize overviewPaneSize(220, 300);
+	const int listPaneHeight = 300;
+	const int listHeight = 230;
+
+	QWidget* contentWidget = new QWidget(&dialog);
+	QHBoxLayout* contentLayout = new QHBoxLayout(contentWidget);
+	contentLayout->setContentsMargins(0, 0, 0, 0);
+	contentLayout->setSpacing(paneSpacing);
+
+	QWidget* overviewPane = new QWidget(contentWidget);
+	overviewPane->setFixedSize(overviewPaneSize);
+	QVBoxLayout* overviewLayout = new QVBoxLayout(overviewPane);
+	overviewLayout->setContentsMargins(0, 0, 0, 0);
+	overviewLayout->setSpacing(8);
+
+	QLabel* overviewTitle = new QLabel(tr("Summary"), overviewPane);
+	QFont overviewTitleFont = overviewTitle->font();
+	overviewTitleFont.setBold(true);
+	overviewTitle->setFont(overviewTitleFont);
+	overviewLayout->addWidget(overviewTitle);
+
+	const QSize typeIconSize(16, 16);
+	for (int i = 0; i < unusedStyleTypes.count(); ++i)
+	{
+		const UnusedStyleType& styleType = unusedStyleTypes.at(i);
+		QHBoxLayout* typeRow = new QHBoxLayout;
+		typeRow->setContentsMargins(0, 0, 0, 0);
+
+		QLabel* typeIcon = new QLabel(overviewPane);
+		typeIcon->setFixedSize(typeIconSize);
+		typeIcon->setAlignment(Qt::AlignCenter);
+		typeIcon->setPixmap(IconManager::instance().loadIcon(styleType.iconName).pixmap(typeIconSize));
+		typeIcon->setToolTip(styleType.typeName);
+		typeRow->addWidget(typeIcon);
+
+		QLabel* typeName = new QLabel(styleType.typeName, overviewPane);
+		typeRow->addWidget(typeName, 1);
+
+		QLabel* typeCount = new QLabel(QString::number(styleType.count), overviewPane);
+		typeCount->setMinimumWidth(24);
+		typeCount->setAlignment(Qt::AlignRight | Qt::AlignVCenter);
+		typeRow->addWidget(typeCount);
+
+		overviewLayout->addLayout(typeRow);
+	}
+
+	overviewLayout->addSpacing(8);
+	QHBoxLayout* totalRow = new QHBoxLayout;
+	totalRow->setContentsMargins(0, 0, 0, 0);
+
+	QLabel* totalIconSpacer = new QLabel(overviewPane);
+	totalIconSpacer->setFixedSize(typeIconSize);
+	totalRow->addWidget(totalIconSpacer);
+
+	QLabel* totalLabel = new QLabel(tr("Total unused styles:"), overviewPane);
+	QFont totalFont = totalLabel->font();
+	totalFont.setBold(true);
+	totalLabel->setFont(totalFont);
+	totalRow->addWidget(totalLabel, 1);
+
+	QLabel* totalCount = new QLabel(QString::number(totalUnused), overviewPane);
+	totalCount->setFont(totalFont);
+	totalCount->setMinimumWidth(24);
+	totalCount->setAlignment(Qt::AlignRight | Qt::AlignVCenter);
+	totalRow->addWidget(totalCount);
+
+	overviewLayout->addLayout(totalRow);
+	overviewLayout->addStretch();
+
+	QWidget* listPane = new QWidget(contentWidget);
+	listPane->setFixedHeight(listPaneHeight);
+	QVBoxLayout* listLayout = new QVBoxLayout(listPane);
+	listLayout->setContentsMargins(0, 0, 0, 0);
+	listLayout->setSpacing(8);
+
+	QLabel* listTitle = new QLabel(tr("Unused Styles"), listPane);
+	QFont listTitleFont = listTitle->font();
+	listTitleFont.setBold(true);
+	listTitle->setFont(listTitleFont);
+	listLayout->addWidget(listTitle);
+
+	QLabel* detailLabel = new QLabel(tr("The following styles are not used by any object in the document:"), listPane);
+	detailLabel->setWordWrap(true);
+	listLayout->addWidget(detailLabel);
+
+	QTreeWidget* unusedStyleList = new ReadOnlyTreeWidget(listPane);
+	unusedStyleList->setHeaderLabels(QStringList() << tr("Type") << tr("Style Name"));
+	unusedStyleList->headerItem()->setTextAlignment(0, Qt::AlignCenter);
+	unusedStyleList->setRootIsDecorated(false);
+	unusedStyleList->setAlternatingRowColors(true);
+	unusedStyleList->setSelectionMode(QAbstractItemView::NoSelection);
+	unusedStyleList->setFocusPolicy(Qt::NoFocus);
+	unusedStyleList->setEditTriggers(QAbstractItemView::NoEditTriggers);
+	unusedStyleList->setContextMenuPolicy(Qt::NoContextMenu);
+	unusedStyleList->setUniformRowHeights(true);
+	unusedStyleList->setFixedHeight(listHeight);
+	unusedStyleList->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
+
+	for (int i = 0; i < unusedStyles.count(); ++i)
+	{
+		const UnusedStyleEntry& style = unusedStyles.at(i);
+		QTreeWidgetItem* row = new QTreeWidgetItem(unusedStyleList);
+		row->setData(0, Qt::AccessibleTextRole, style.typeName);
+		row->setText(1, style.styleName);
+
+		QLabel* typeIcon = new QLabel(unusedStyleList);
+		typeIcon->setAlignment(Qt::AlignCenter);
+		typeIcon->setPixmap(IconManager::instance().loadIcon(style.iconName).pixmap(typeIconSize));
+		typeIcon->setToolTip(style.typeName);
+		typeIcon->setAccessibleName(style.typeName);
+		typeIcon->setAttribute(Qt::WA_TransparentForMouseEvents);
+		unusedStyleList->setItemWidget(row, 0, typeIcon);
+	}
+
+	QHeaderView* unusedStyleListHeader = unusedStyleList->header();
+	unusedStyleListHeader->setSectionResizeMode(QHeaderView::Interactive);
+	unusedStyleListHeader->setStretchLastSection(false);
+	unusedStyleList->setColumnWidth(0, 64);
+	unusedStyleList->resizeColumnToContents(1);
+	unusedStyleList->setColumnWidth(1, qMax(320, unusedStyleList->columnWidth(1)));
+	unusedStyleList->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
+	const int listPaneWidth = unusedStyleListHeader->length()
+		+ unusedStyleList->style()->pixelMetric(QStyle::PM_ScrollBarExtent, nullptr, unusedStyleList)
+		+ 2 * unusedStyleList->frameWidth();
+	unusedStyleList->setFixedWidth(listPaneWidth);
+	listPane->setFixedWidth(listPaneWidth);
+	listLayout->addWidget(unusedStyleList);
+
+	contentLayout->addWidget(overviewPane);
+	contentLayout->addWidget(listPane);
+	layout->addWidget(contentWidget);
+
+	const QString warningText = (totalUnused == 1)
+		? tr("This style will be permanently deleted.")
+		: tr("These styles will be permanently deleted.");
+	QLabel* warningLabel = new QLabel(warningText, &dialog);
+	warningLabel->setWordWrap(true);
+	QHBoxLayout* warningLayout = new QHBoxLayout;
+	warningLayout->setContentsMargins(0, 0, 0, 0);
+	warningLayout->setSpacing(0);
+	warningLayout->addSpacing(overviewPaneSize.width() + paneSpacing);
+	warningLayout->addWidget(warningLabel, 1);
+	layout->addLayout(warningLayout);
+
+	QDialogButtonBox* buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel, &dialog);
+	QPushButton* deleteStylesButton = buttonBox->button(QDialogButtonBox::Ok);
+	deleteStylesButton->setText(tr("Delete Styles"));
+	deleteStylesButton->setIcon(IconManager::instance().loadIcon("edit-delete"));
+	connect(buttonBox, SIGNAL(accepted()), &dialog, SLOT(accept()));
+	connect(buttonBox, SIGNAL(rejected()), &dialog, SLOT(reject()));
+	layout->addWidget(buttonBox);
 
-	int result = ScMessageBox::question(this, tr("Remove Unused Styles"), message, QMessageBox::Yes | QMessageBox::No, QMessageBox::No);
-
-	if (result != QMessageBox::Yes)
+	if (dialog.exec() != QDialog::Accepted)
 		return;
 
 	// Delete through each StyleItem — modifies temp copies only
@@ -619,7 +853,6 @@
 	slotOk();
 }
 
-
 void StyleManager::slotImport()
 {
 	if (!m_doc)