diff --git a/src/slic3r/GUI/AmsMappingPopup.cpp b/src/slic3r/GUI/AmsMappingPopup.cpp
index d0cf3719d0..4da664a175 100644
--- a/src/slic3r/GUI/AmsMappingPopup.cpp
+++ b/src/slic3r/GUI/AmsMappingPopup.cpp
@@ -1278,7 +1278,7 @@ bool AmsMapingPopup::ProcessLeftDown(wxMouseEvent &event)
 void AmsMapingPopup::paintEvent(wxPaintEvent &evt)
 {
     wxPaintDC dc(this);
-    dc.SetPen(wxColour(0xAC, 0xAC, 0xAC));
+    dc.SetPen(wxPen(StateColor::darkModeColorFor(wxColour("#009688")), FromDIP(2))); // Orca: colorful accent border for separation (dark-mode aware)
     dc.SetBrush(*wxTRANSPARENT_BRUSH);
     dc.DrawRoundedRectangle(0, 0, GetSize().x, GetSize().y, 0);
 }
@@ -1593,7 +1593,7 @@ AmsMapingTipPopup::AmsMapingTipPopup(wxWindow *parent)
     m_title_enable_ams->Wrap(-1);
     sizer_enable_ams->Add(m_title_enable_ams, 0, 0, 0);
 
-    m_tip_enable_ams = new wxStaticText(m_panel_enable_ams, wxID_ANY, _L("Print with filaments in the AMS"), wxDefaultPosition, wxDefaultSize, 0);
+    m_tip_enable_ams = new wxStaticText(m_panel_enable_ams, wxID_ANY, _L("Print with filament in the AMS"), wxDefaultPosition, wxDefaultSize, 0); // Orca: kept string (existing translation)
     m_tip_enable_ams->SetMinSize(wxSize(FromDIP(200), FromDIP(50)));
     m_tip_enable_ams->Wrap(FromDIP(200));
     m_tip_enable_ams->SetForegroundColour(*wxBLACK);
@@ -1629,7 +1629,7 @@ AmsMapingTipPopup::AmsMapingTipPopup(wxWindow *parent)
     m_title_disable_ams->Wrap(-1);
     sizer_disable_ams->Add(m_title_disable_ams, 0, 0, 0);
 
-    m_tip_disable_ams = new wxStaticText(m_panel_disable_ams, wxID_ANY, _L("Print with the filament mounted on the back of chassis"), wxDefaultPosition, wxDefaultSize, 0);
+    m_tip_disable_ams = new wxStaticText(m_panel_disable_ams, wxID_ANY, _L("Print with filament on external spool"), wxDefaultPosition, wxDefaultSize, 0); // Orca: kept string (existing translation)
     m_tip_disable_ams->SetMinSize(wxSize(FromDIP(200), FromDIP(50)));
     m_tip_disable_ams->Wrap(FromDIP(200));
     m_tip_disable_ams->SetForegroundColour(*wxBLACK);
@@ -1690,7 +1690,8 @@ AmsHumidityTipPopup::AmsHumidityTipPopup(wxWindow* parent)
     humidity_level_list = new AmsHumidityLevelList(this);
     curr_humidity_img = new wxStaticBitmap(this, wxID_ANY, create_scaled_bitmap("hum_level1_light", this, 132), wxDefaultPosition, wxSize(FromDIP(132), FromDIP(132)), 0);
 
-    m_staticText_note = new Label(this, _L("Please change the desiccant when it is too wet. The indicator may not represent accurately in following cases : when the lid is open or the desiccant pack is changed. it take hours to absorb the moisture, low temperatures also slow down the process."));
+    // Orca: kept the grammatically-corrected desiccant note (existing translation)
+    m_staticText_note = new Label(this, _L("Please change the desiccant when it is too wet. The indicator may not represent accurately in following cases: when the lid is open or the desiccant pack is changed. It takes a few hours to absorb the moisture, and low temperatures also slow down the process."));
     m_staticText_note->SetMinSize(wxSize(FromDIP(680), -1));
     m_staticText_note->SetMaxSize(wxSize(FromDIP(680), -1));
     m_staticText_note->Wrap(FromDIP(680));
@@ -1815,7 +1816,7 @@ AmsTutorialPopup::AmsTutorialPopup(wxWindow* parent)
     wxBoxSizer* sizer_main;
     sizer_main = new wxBoxSizer(wxVERTICAL);
 
-    text_title = new Label(this, Label::Head_14, _L("Config which AMS slot should be used for a filament used in the print job"));
+    text_title = new Label(this, Label::Head_14, _L("Configure which AMS slot should be used for a filament used in the print job.")); // Orca: kept string (existing translation)
     text_title->SetSize(wxSize(FromDIP(350), -1));
     text_title->Wrap(FromDIP(350));
     sizer_main->Add(text_title, 0, wxALIGN_CENTER | wxTOP, 18);
@@ -1926,7 +1927,7 @@ AmsIntroducePopup::AmsIntroducePopup(wxWindow* parent)
     m_staticText_top->Wrap(-1);
     bSizer4->Add(m_staticText_top, 0, wxALL, 5);
 
-    m_staticText_bottom =  new Label(this, _L("Print using materials mounted on the back of the case"));
+    m_staticText_bottom =  new Label(this, _L("Print using filament on external spool.")); // Orca: kept string (existing translation)
     m_staticText_bottom->Wrap(-1);
     m_staticText_bottom->SetFont(::Label::Body_13);
     m_staticText_bottom->SetForegroundColour(wxColour("#6B6B6B"));
@@ -1962,13 +1963,13 @@ void AmsIntroducePopup::set_mode(bool enable_ams)
 {
     if (enable_ams) {
         m_staticText_top->SetLabelText(_L("Enable AMS"));
-        m_staticText_bottom->SetLabelText(_L("Print with filaments in AMS"));
+        m_staticText_bottom->SetLabelText(_L("Print with filament in AMS")); // Orca: kept string (existing translation)
         m_img_enable_ams->Show();
         m_img_disable_ams->Hide();
     }
     else {
         m_staticText_top->SetLabelText(_L("Do not Enable AMS"));
-        m_staticText_bottom->SetLabelText(_L("Print with filaments mounted on the back of the chassis"));
+        m_staticText_bottom->SetLabelText(_L("Print with filament on external spool")); // Orca: kept string (existing translation)
         m_staticText_bottom->SetMinSize(wxSize(FromDIP(180), -1));
         m_staticText_bottom->Wrap(FromDIP(180));
         m_img_enable_ams->Hide();
@@ -2111,9 +2112,9 @@ void AmsReplaceMaterialDialog::create()
     label_txt->SetMaxSize(wxSize(FromDIP(380), -1));
     label_txt->Wrap(FromDIP(380));
 
-    identical_filament = new Label(this, _L("Identical filament: same brand, type and color"));
+    identical_filament = new Label(this, _L("Identical filament: same brand, type and color.")); // Orca: kept trailing period (existing translation)
     identical_filament->SetFont(Label::Body_13);
-    identical_filament->SetForegroundColour(StateColor::darkModeColorFor(wxColour("#00AE42")));
+    identical_filament->SetForegroundColour(StateColor::darkModeColorFor(wxColour("#009688"))); // Orca: accent teal (not brand green)
 
     m_scrollview_groups = new wxScrolledWindow(this, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxHSCROLL | wxVSCROLL);
     m_scrollview_groups->SetScrollRate(5, 5);
@@ -2142,7 +2143,7 @@ void AmsReplaceMaterialDialog::create()
         std::pair<wxColour, int>(wxColour(38, 46, 48), StateColor::Enabled));
 
 
-    StateColor btn_bg_green(std::pair<wxColour, int>(wxColour(27, 136, 68), StateColor::Pressed), std::pair<wxColour, int>(wxColour(0, 174, 66), StateColor::Normal));
+    StateColor btn_bg_green(std::pair<wxColour, int>(wxColour(0, 137, 123), StateColor::Pressed), std::pair<wxColour, int>(wxColour(0, 150, 136), StateColor::Normal)); // Orca: accent teal button (not brand green)
     m_button_sizer->Add( 0, 0, 1, wxEXPAND, 0 );
 
     m_main_sizer->Add(0,0,0, wxTOP, FromDIP(12));
@@ -2197,7 +2198,7 @@ AmsRMGroup* AmsReplaceMaterialDialog::create_backup_group(wxString gname, std::m
 void AmsReplaceMaterialDialog::paintEvent(wxPaintEvent& evt)
 {
     wxPaintDC dc(this);
-    dc.SetPen(wxColour(0xAC, 0xAC, 0xAC));
+    dc.SetPen(StateColor::darkModeColorFor(wxColour("#DBDBDB"))); // Orca: popup border color fixed for dark mode
     dc.SetBrush(*wxTRANSPARENT_BRUSH);
     dc.DrawRoundedRectangle(0, 0, GetSize().x, GetSize().y, 0);
 }
@@ -2332,7 +2333,7 @@ void  AmsReplaceMaterialDialog::update_to_nozzle(int nozzle_id)
         }
         else if (!m_obj->GetFilaSystem()->IsAutoRefillEnabled())
         {
-            label_txt->SetLabelText(_L("AMS filament backup is not enabled, please enable it in the AMS settings."));
+            label_txt->SetLabelText(_L("AMS filament backup is not enabled; please enable it in the AMS settings.")); // Orca: kept semicolon (existing translation)
         }
         else
         {