feat: tabbed settings dialog (pill tabs, full-bleed panel), hover color setting, title bar grab cursor (v1.9.2)

lib/l10n/app_en.arb

@@ -1,13 +1,49 @@
 {
   "@@locale": "en",
   "settingsTitle": "Settings",
+  "tabGeneral": "General",
+  "language": "Language",
   "sortBy": "Sort by",
-  "sortByTime": "By time",
-  "sortByName": "By name",
+  "hoverColor": "Hover color",
+  "sortByTime": "Time",
+  "sortByName": "Name",
   "sizeSection": "Size",
-  "appDescription": "Ultra-lightweight and fast image viewer. Open images and use arrows or keyboard keys to navigate.",
+  "appDescription": "Simple, clean, light, fast image viewer.",
   "shortcuts": "Shortcuts",
-  "shortcutsList": "• Left/Right arrow — previous/next image\n• Ctrl+O — open file\n• Ctrl+S — save visible area (JPEG 95)\n• Ctrl+R — flip horizontally (clears effects, press again to undo)\n• Ctrl+Q — close window\n• Ctrl+Shift+Q — close all windows\n• F11 — toggle fullscreen\n• Esc — exit fullscreen\n• Scroll — zoom (10% per step)\n• Ctrl+scroll — fine zoom (1% per step)\n• Left-drag — pan\n• Double click — toggle fill/fit\n• Right double click — reset effects\n• Right-drag — contrast\n• Shift+right-drag — rotate\n• Ctrl+right-drag — saturation\n• Ctrl+Shift+right-drag — brightness",
+  "scNavKey": "Left/Right arrow",
+  "scNavAction": "previous/next image",
+  "scOpenKey": "Ctrl+O",
+  "scOpenAction": "open file",
+  "scSaveKey": "Ctrl+S",
+  "scSaveAction": "save visible area (JPEG 95)",
+  "scFlipKey": "Ctrl+R",
+  "scFlipAction": "flip horizontally (clears effects, press again to undo)",
+  "scCloseKey": "Ctrl+Q",
+  "scCloseAction": "close window",
+  "scCloseAllKey": "Ctrl+Shift+Q",
+  "scCloseAllAction": "close all windows",
+  "scFullscreenKey": "F11",
+  "scFullscreenAction": "toggle fullscreen",
+  "scExitFullscreenKey": "Esc",
+  "scExitFullscreenAction": "exit fullscreen",
+  "scZoomKey": "Scroll",
+  "scZoomAction": "zoom (10% per step)",
+  "scFineZoomKey": "Ctrl+scroll",
+  "scFineZoomAction": "fine zoom (1% per step)",
+  "scPanKey": "Left-drag",
+  "scPanAction": "pan",
+  "scFillKey": "Double click",
+  "scFillAction": "toggle fill/fit",
+  "scResetKey": "Right double click",
+  "scResetAction": "reset effects",
+  "scContrastKey": "Right-drag",
+  "scContrastAction": "contrast",
+  "scRotateKey": "Shift+right-drag",
+  "scRotateAction": "rotate",
+  "scSaturationKey": "Ctrl+right-drag",
+  "scSaturationAction": "saturation",
+  "scBrightnessKey": "Ctrl+Shift+right-drag",
+  "scBrightnessAction": "brightness",
   "print": "Print",
   "fileProperties": "File properties",
   "propResolution": "Resolution",