@custom-media --breakpoint-not-small screen and (min-width: 30em);
@custom-media --breakpoint-medium screen and (min-width: 30em) and (max-width: 60em);
@custom-media --breakpoint-large screen and (min-width: 60em);

/*

   LETTER SPACING

*/

.tracked       { letter-spacing:  .1em; }
.tracked-tight { letter-spacing: -.05em; }
.tracked-mega  { letter-spacing:  .25em; }

@media (--breakpoint-not-small) {
  .tracked-ns       { letter-spacing:  .1em; }
  .tracked-tight-ns { letter-spacing: -.05em; }
  .tracked-mega-ns  { letter-spacing:  .25em; }
}

@media (--breakpoint-medium) {
  .tracked-m       { letter-spacing:  .1em; }
  .tracked-tight-m { letter-spacing: -.05em; }
  .tracked-mega-m  { letter-spacing:  .25em; }
}

@media (--breakpoint-large) {
  .tracked-l       { letter-spacing:  .1em; }
  .tracked-tight-l { letter-spacing: -.05em; }
  .tracked-mega-l  { letter-spacing:  .25em; }
}