v1.6.0

• Added :focus-visible for better accessibility.
• Improved alignment of the thumb across browsers.
• Added hover effects for the thumb for better user experience.
• Enhanced active track visibility during interaction.
• Applied opacity to disabled states for better visual feedback.
• Replaced darken and lighten with color.adjust.
• Ensured compatibility with Dart Sass 3.0.0 by avoiding deprecated global functions.