diff --git a/src/app/PanelHeader.cpp b/src/app/PanelHeader.cpp
index e953b8c..1969565 100644
--- a/src/app/PanelHeader.cpp
+++ b/src/app/PanelHeader.cpp
@@ -2,6 +2,7 @@
 
 #include "Theme.hpp"
 
+#include <ElaDef.h>
 #include <ElaIconButton.h>
 #include <ElaToolButton.h>
 
@@ -58,12 +59,23 @@ QLabel* makeBadge(QWidget* parent)
     return badge;
 }
 
-// 表头操作按钮（Fluent ElaIconButton；图标沿用项目 glyph 像素图）。
+// 表头操作 Glyph → Ela 字体图标（Fluent，清晰且随主题；不再用位图 makeGlyph 以免发糊）。
+ElaIconType::IconName actionElaIcon(Glyph g)
+{
+    switch (g) {
+        case Glyph::Filter:   return ElaIconType::Filter;
+        case Glyph::Upload:   return ElaIconType::Upload;
+        case Glyph::Plus:     return ElaIconType::Plus;
+        case Glyph::Download: return ElaIconType::Download;
+        case Glyph::Collapse: return ElaIconType::ChevronUp;
+        default:              return ElaIconType::Ellipsis;
+    }
+}
+
+// 表头操作按钮（Fluent ElaIconButton 字体图标，固定 28×28，与顶栏图标按钮一致）。
 QWidget* makeActionButton(QWidget* parent, const HeaderAction& a)
 {
-    auto* btn = new ElaIconButton(
-        makeGlyph(a.first, QColor("#5A6B85"), kActionIcon).pixmap(kActionIcon, kActionIcon), parent);
-    btn->setFixedSize(30, 30);  // QPixmap 构造不设尺寸，显式固定防变形
+    auto* btn = new ElaIconButton(actionElaIcon(a.first), 16, 28, 28, parent);
     btn->setCursor(Qt::PointingHandCursor);
     btn->setToolTip(a.second + QStringLiteral("（占位）"));
     return btn;