```scss
// Property(ies): titleAttributes: shadow, color, blurRadius, offset - iOS Only
// Component(s): Ti.UI.TabGroup, Ti.UI.Window
'.title-attributes-shadow-xs[platform=ios]': { titleAttributes: { shadow: { color: '#80000000', blurRadius: 1, offset: { width: 0, height: 0 } } } }
'.title-attributes-shadow-sm[platform=ios]': { titleAttributes: { shadow: { color: '#80000000', blurRadius: 2, offset: { width: 0, height: 1 } } } }
'.title-attributes-shadow[platform=ios]': { titleAttributes: { shadow: { color: '#80000000', blurRadius: 4, offset: { width: 0, height: 2 } } } }
'.title-attributes-shadow-md[platform=ios]': { titleAttributes: { shadow: { color: '#80000000', blurRadius: 6, offset: { width: 0, height: 3 } } } }
'.title-attributes-shadow-lg[platform=ios]': { titleAttributes: { shadow: { color: '#80000000', blurRadius: 8, offset: { width: 0, height: 4 } } } }
'.title-attributes-shadow-xl[platform=ios]': { titleAttributes: { shadow: { color: '#80000000', blurRadius: 12, offset: { width: 0, height: 6 } } } }
'.title-attributes-shadow-2xl[platform=ios]': { titleAttributes: { shadow: { color: '#80000000', blurRadius: 14, offset: { width: 0, height: 8 } } } }
'.title-attributes-shadow-none[platform=ios]': { titleAttributes: { shadow: { color: null, blurRadius: null, offset: { width: 0, height: 0 } } } }
```