/* See ./product-features.md for design notes and rationale. */

.product-features-wrapper {
  padding-block: var(--ll-space-9);
}

.product-hero > .l-split-sticky__left > .product-features-wrapper {
  margin-block-start: var(--ll-space-7);
  padding-block: 0;
}

@media (width >= 1024px) {
  .product-hero > .l-split-sticky__left > .product-features-wrapper {
    margin-block-start: var(--ll-space-9);
  }
}

.product-features {
  display: flex;
  flex-direction: column;
  gap: var(--ll-space-5);

  --pf-expand-duration: var(--ds-duration-320, 320ms);
  --pf-expand-easing: var(--ds-easing-standard, cubic-bezier(0.4, 0, 0.2, 1));
}

.product-features__group {
  display: flex;
  flex-direction: column;
}

.product-features__group-header {
  display: flex;
  align-items: center;
  gap: var(--ll-space-4);
  box-sizing: border-box;
  width: 100%;
  padding: var(--ll-space-4);
  background: var(--ll-color-bg-brand-lighter);
  border-radius: var(--ll-radius-card);
  text-align: left;
}

.product-features__group-header[role='button'] {
  cursor: pointer;
}

.product-features__group-header:focus-visible {
  outline: 2px solid var(--ll-color-focus-ring);
  outline-offset: 2px;
}

.product-features__group-icon {
  flex: 0 0 auto;
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.product-features__group-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.product-features__group-heading {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--ll-text-body-base-family);
  font-size: var(--ll-text-body-base-size);
  font-weight: var(--ds-font-weight-medium, 500);
  line-height: var(--ll-text-body-base-line-height);
  letter-spacing: var(--ll-text-body-base-letter-spacing);
  color: var(--ll-color-text-secondary);
}

.product-features__group-heading p {
  margin: 0;
}

.product-features__group-chevron {
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  object-fit: contain;
  transition: transform
    var(--ll-motion-interactive-state-duration)
    var(--ll-motion-interactive-state-easing);
}

.product-features__group.is-open > .product-features__group-header > .product-features__group-chevron {
  transform: rotate(180deg);
}

.product-features__panel {
  display: grid;
  grid-template-rows: 0fr;
  visibility: hidden;
  margin-block-start: 0;
  transition:
    grid-template-rows var(--pf-expand-duration, 320ms) var(--pf-expand-easing, ease),
    margin-block-start var(--pf-expand-duration, 320ms) var(--pf-expand-easing, ease),
    visibility 0s linear var(--pf-expand-duration, 320ms);
}

.product-features__group.is-open > .product-features__panel {
  grid-template-rows: 1fr;
  visibility: visible;
  margin-block-start: var(--ll-space-5);
  transition:
    grid-template-rows var(--pf-expand-duration, 320ms) var(--pf-expand-easing, ease),
    margin-block-start var(--pf-expand-duration, 320ms) var(--pf-expand-easing, ease),
    visibility 0s;
}

.product-features__panel-inner {
  display: flex;
  flex-direction: column;
  gap: var(--ll-space-5);
  min-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: opacity var(--pf-expand-duration, 320ms) var(--pf-expand-easing, ease);
}

.product-features__group.is-open > .product-features__panel > .product-features__panel-inner {
  padding-bottom: var(--ll-space-7);
  opacity: 1;
}

.product-features__feature {
  display: flex;
  flex-direction: column;
  gap: var(--ll-space-2);
}

.product-features__feature-heading {
  margin: 0;
  font-family: var(--ll-text-body-lg-family);
  font-size: var(--ll-text-body-lg-size);
  font-weight: var(--ds-font-weight-medium, 500);
  line-height: var(--ll-text-body-lg-line-height);
  letter-spacing: var(--ll-text-body-lg-letter-spacing);
  color: var(--ll-color-text-secondary);
}

.product-features__feature-desc {
  margin: 0;
  font-family: var(--ll-text-body-base-family);
  font-size: var(--ll-text-body-base-size);
  font-weight: var(--ll-text-body-base-weight);
  line-height: var(--ll-text-body-base-line-height);
  letter-spacing: var(--ll-text-body-base-letter-spacing);
  color: var(--ll-color-text-secondary);
}

.product-features__feature-heading p,
.product-features__feature-desc p {
  margin: 0;
}

.product-features__feature-desc p + p {
  margin-block-start: var(--ll-space-2);
}

.product-features__extra,
.product-features__extra-inner {
  display: contents;
}

.product-features__more {
  display: none;
  align-self: flex-start;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ll-color-text-brand);
  font-family: var(--ll-text-body-base-family);
  font-size: var(--ll-text-body-base-size);
  line-height: var(--ll-text-body-base-line-height);
  letter-spacing: var(--ll-text-body-base-letter-spacing);
  text-decoration: underline solid;
  text-underline-position: from-font;
  cursor: pointer;
}

.product-features__more:focus-visible {
  outline: 2px solid var(--ll-color-focus-ring);
  outline-offset: 2px;
}

.product-features__more-sign::after {
  content: ' +';
}

.product-features__group.is-more .product-features__more-sign::after {
  content: ' -';
}

@media (width >= 768px) {
  .product-features {
    gap: 0;
  }

  .product-features__group-header {
    padding: var(--ll-space-3);
  }

  .product-features__group-icon {
    width: 48px;
    height: 48px;
  }

  .product-features__group-heading {
    font-size: var(--ll-text-body-xl-size);
    line-height: var(--ll-text-body-xl-line-height);
    letter-spacing: var(--ll-text-body-xl-letter-spacing);
  }

  .product-features__group-chevron {
    display: none;
  }

  .product-features__panel,
  .product-features__group.is-open > .product-features__panel {
    grid-template-rows: 1fr;
    visibility: visible;
    margin-block-start: var(--ll-space-7);
    transition: none;
  }

  .product-features__panel-inner {
    gap: 0;
    padding-bottom: var(--ll-space-7);
    opacity: 1;
    transition: none;
  }

  .product-features__panel-inner > .product-features__feature + .product-features__feature {
    margin-block-start: var(--ll-space-7);
  }

  .product-features__extra {
    display: block;
    height: 0;
    overflow: hidden;
    visibility: hidden;
    transition:
      height var(--pf-expand-duration, 320ms) var(--pf-expand-easing, ease),
      visibility 0s linear var(--pf-expand-duration, 320ms);
  }

  .product-features__group.is-more .product-features__extra {
    height: auto;
    visibility: visible;
    transition:
      height var(--pf-expand-duration, 320ms) var(--pf-expand-easing, ease),
      visibility 0s;
  }

  .product-features__extra-inner {
    display: flex;
    flex-direction: column;
    gap: var(--ll-space-7);
    padding-block-start: 0;
    transition: padding-block-start 0s linear var(--pf-expand-duration, 320ms);
  }

  .product-features__group.is-more .product-features__extra-inner {
    padding-block-start: var(--ll-space-7);
    transition: padding-block-start 0s;
  }

  .product-features__more {
    display: inline-block;
    margin-block-start: var(--ll-space-7);
  }
}

@media (prefers-reduced-motion: reduce) {
  .product-features__group-chevron,
  .product-features__panel,
  .product-features__panel-inner,
  .product-features__extra,
  .product-features__extra-inner {
    transition: none;
  }
}