:root {
  --btn-size: 2.65em;
}

.btn {
  --transition: 300ms ease;
  --hover-color: var(--color-text);

  align-items: center;
  background-color: var(--btn-background, transparent);
  border-radius: var(--btn-border-radius, 0);
  border: var(--btn-border-size, 2px) solid
    var(--btn-border-color, var(--color-text));
  color: var(--btn-color, var(--color-text));
  cursor: pointer;
  display: inline-flex;
  font-weight: 600;
  justify-content: center;
  padding: var(--btn-padding, 0.5em 1.1em);

  /* Default icon styles */
  &:where(:has(img, svg)) {
    text-align: start;

    img,
    svg {
      block-size: var(--btn-icon-size, 1.3em);
      inline-size: var(--btn-icon-size, 1.3em);
      max-inline-size: unset;
    }

    img:not([class]) {
      filter: invert(0);

      @media (prefers-color-scheme: dark) {
        filter: invert(1);
      }
    }
  }

  /* Circle buttons */
  &.btn--circle,
  &:where(:has(.for-screen-reader):has(img, svg)) {
    --btn-border-radius: 50%;
    --btn-padding: 0;
    --btn-border-size: 0;

    aspect-ratio: 1;
    block-size: var(--btn-size);
    display: grid;
    inline-size: var(--btn-size);
    place-items: center;

    > * {
      grid-area: 1/1;
    }
  }

  &[disabled],
  &:has([disabled]),
  [disabled] &[type="submit"],
  &[type="submit"]:disabled {
    cursor: not-allowed;
    opacity: 0.3;
    pointer-events: none;
  }
}

.btn {
  &:where(summary) {
    list-style: none;

    &::marker,
    &::-webkit-details-marker {
      display: none;
    }
  }
}

/* Variants */
.btn--plain {
  --btn-border-radius: 0;
  --btn-border-size: 0;
  --btn-icon-size: 100%;
  --btn-padding: 0;
  --hover-size: 0;
  /*--hover-color: var(--color-negative);*/

  &:before {
    content: "[";
  }

  &:after {
    content: "]";
  }
}

.btn--positive {
  --btn-background: transparent;
  --btn-border-color: var(--color-positive);
  --hover-color: var(--color-positive);
  --btn-color: var(--color-positive);
  --outline-color: var(--color-positive);
}

.btn--negative {
  --btn-background: transparent;
  --btn-border-color: var(--color-negative);
  --hover-color: var(--color-negative);
  --btn-color: var(--color-negative);
  --outline-color: var(--color-negative);
}

button {
  @media (any-hover: hover) {
    cursor: pointer;
  }
}