.progressive-blur {
  position: absolute;
  inset: 0;
  display: none;
  pointer-events: none;

  &__blur-layer {
    position: absolute;
    inset: 0;
    border-radius: 8px;
  }

  &--side-left,
  &--side-start {
    --progressive-blur-gradient-direction: to right;
    --progressive-blur-bubble-position: 0% 50%;
    --progressive-blur-overhang-inset: 0 auto 0 -28px;
    --progressive-blur-bubble-center-large: 28px;
    --progressive-blur-bubble-center-small: 28px;
  }

  &--side-right,
  &--side-end {
    --progressive-blur-gradient-direction: to left;
    --progressive-blur-bubble-position: 100% 50%;
    --progressive-blur-overhang-inset: 0 -28px 0 auto;
    --progressive-blur-bubble-center-large: 60px;
    --progressive-blur-bubble-center-small: 44px;
  }

  :global(.rtl) &--side-start,
  :global([dir='rtl']) &--side-start {
    --progressive-blur-gradient-direction: to left;
    --progressive-blur-bubble-position: 100% 50%;
    --progressive-blur-overhang-inset: 0 -28px 0 auto;
    --progressive-blur-bubble-center-large: 60px;
    --progressive-blur-bubble-center-small: 44px;
  }

  :global(.rtl) &--side-end,
  :global([dir='rtl']) &--side-end {
    --progressive-blur-gradient-direction: to right;
    --progressive-blur-bubble-position: 0% 50%;
    --progressive-blur-overhang-inset: 0 auto 0 -28px;
    --progressive-blur-bubble-center-large: 28px;
    --progressive-blur-bubble-center-small: 28px;
  }

  @supports (backdrop-filter: blur(1px)) and
    (mask-image: linear-gradient(black, transparent)) {
    display: block;

    &__blur-layer:nth-child(1) {
      backdrop-filter: blur(0.85px);
      mask-image: linear-gradient(
        var(--progressive-blur-gradient-direction),
        black
          calc(
            100% - 0.28 *
              var(--progressive-blur-width, 48px)
          ),
        transparent 100%
      );
    }

    &__blur-layer:nth-child(2) {
      backdrop-filter: blur(0.88px);
      mask-image: linear-gradient(
        var(--progressive-blur-gradient-direction),
        black
          calc(
            100% - 0.46 *
              var(--progressive-blur-width, 48px)
          ),
        transparent
          calc(
            100% - 0.28 *
              var(--progressive-blur-width, 48px)
          )
      );
    }

    &__blur-layer:nth-child(3) {
      backdrop-filter: blur(0.9px);
      mask-image: linear-gradient(
        var(--progressive-blur-gradient-direction),
        black
          calc(
            100% - 0.6 * var(--progressive-blur-width, 48px)
          ),
        transparent
          calc(
            100% - 0.46 *
              var(--progressive-blur-width, 48px)
          )
      );
    }

    &__blur-layer:nth-child(4) {
      backdrop-filter: blur(0.92px);
      mask-image: linear-gradient(
        var(--progressive-blur-gradient-direction),
        black
          calc(
            100% - 0.72 *
              var(--progressive-blur-width, 48px)
          ),
        transparent
          calc(
            100% - 0.6 * var(--progressive-blur-width, 48px)
          )
      );
    }

    &__blur-layer:nth-child(5) {
      backdrop-filter: blur(0.95px);
      mask-image: linear-gradient(
        var(--progressive-blur-gradient-direction),
        black
          calc(
            100% - 0.85 *
              var(--progressive-blur-width, 48px)
          ),
        transparent
          calc(
            100% - 0.72 *
              var(--progressive-blur-width, 48px)
          )
      );
    }

    &__blur-layer:nth-child(6) {
      backdrop-filter: blur(4px);
      mask-image: radial-gradient(
        60px 50% at var(--progressive-blur-bubble-position),
        black,
        transparent 100%
      );
    }

    &__blur-layer:nth-child(7) {
      backdrop-filter: blur(6px);
      mask-image: radial-gradient(
        44px 46% at var(--progressive-blur-bubble-position),
        black,
        transparent 100%
      );
    }

    @supports (mask-composite: intersect) {
      &__blur-layer:nth-child(6) {
        inset: var(--progressive-blur-overhang-inset);
        width: 88px;
        mask-image:
          radial-gradient(
            60px 50% at
              var(--progressive-blur-bubble-center-large) 50%,
            black,
            transparent 100%
          ),
          linear-gradient(
            var(--progressive-blur-gradient-direction),
            transparent 28px,
            black 28px
          );
        mask-composite: intersect;
      }

      &__blur-layer:nth-child(7) {
        inset: var(--progressive-blur-overhang-inset);
        width: 72px;
        mask-image:
          radial-gradient(
            44px 46% at
              var(--progressive-blur-bubble-center-small) 50%,
            black,
            transparent 100%
          ),
          linear-gradient(
            var(--progressive-blur-gradient-direction),
            transparent 28px,
            black 28px
          );
        mask-composite: intersect;
      }
    }
  }
}