feat: remove MDCSS

_sparkle-settings.scss

@@ -1,8 +1,3 @@
-// Print Documentation Settings
-// Set this to true in user settings
-// to enable docs comment generation
-$sparkle-show-docs: false !default;
-
 // Sparkle User Settings
 $settings: (
   'prefix': 'sparkle',

_systems.scss

@@ -2,21 +2,18 @@
 @use 'sass:math';
 
 // Color System
-@import "systems/color/docs";
 @import "systems/color/foreground/utility";
 @import "systems/color/background/utility";
 @import "systems/color/border/utility";
 @import "systems/color/outline/utility";
 @import "systems/color/text-decoration/utility";
 
 // Spacing System
-@import "systems/spacing/docs";
 @import "systems/spacing/margin/utility";
 @import "systems/spacing/padding/utility";
 @import "systems/spacing/position/utility";
 
 // Font System
-@import "systems/font/docs";
 @import "systems/font/family/utility";
 @import "systems/font/size/utility";
 @import "systems/font/weight/utility";