:root {
  --theme-color: #EBFD5F;
  --cursor-color: #D1E916;
}

/* sections */
.preview {
  height: 46.458vw;
  padding: 0 4.844vw;
  position: relative;
  background: url("../../assets/img/cases/teachable/preview-bg.avif") no-repeat center/cover;
  background-color: var(--black);
  color: var(--white);
}

.preview__content {
  max-width: 48.646vw;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.preview__tags {
  display: flex;
  gap: .833vw;
}

.preview__title {
  margin-top: 3.333vw;
}

.preview__subtitle {
  margin-top: 2.5vw;
  padding-right: 10.365vw;
}

.preview__img {
  position: absolute;
  right: 0;
  top: 0;
  height: 100%;
  width: fit-content;

  img {
    height: 100%;
    width: auto;
  }
}

.context {
  display: grid;
  grid-template-columns: 41.771vw 27.708vw;
  gap: 3.333vw 21.042vw;
}

.context, .more-cases {
  padding-top: 4.167vw;
}

.context__left {
  display: flex;
  flex-direction: column;
  gap: 1.25vw;
}

.context__list {
  display: flex;
  flex-direction: column;
  gap: .417vw;
}

.context__right {
  grid-row: span 3;
  height: fit-content;
  position: sticky;
  top: calc(max(var(--header-height), 80px) + 2.083vw);
}

.solutions .solution-card__check-icon {
  background: url("../../assets/img/cases/teachable/check-icon.avif") no-repeat center/contain;
}

.solutions__subtitle {
  margin-top: 1.25vw;
  max-width: 45.26vw;
}

.solutions__cards {
  margin-top: 4.167vw;
  display: flex;
  flex-wrap: wrap;
  justify-content: stretch;
  gap: 1.563vw;
}

.solutions__card {
  flex: 1 1 28vw;
}

.approach {
  display: flex;
  align-items: center;
  gap: 10.417vw;
}

.approach__description {
  margin-top: 2.5vw;
}

.approach__img {
  width: 41.771vw;
  flex-shrink: 0;

  img {
    width: 100%;
    height: auto;
  }
}

.contact-banner {
  padding: 6.25vw 28.802vw;
  background: url("../../assets/img/cases/teachable/contact-banner-bg.avif") no-repeat center/cover;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.contact-banner__subtitle {
  margin-top: 1.25vw;
  padding: 0 4.661vw;
}

.contact-banner__btn {
  margin-top: 1.875vw;
  padding: 0 2.448vw 0 2.865vw;
}

.impact__content {
  margin-top: 3.333vw;
  display: flex;
  align-items: stretch;
  justify-content: space-between;
}

.impact__img {
  flex: 0 0 41.823vw;
  border-radius: var(--card-radius-32);
  overflow: hidden;
  display: block;
  position: relative;

  img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: all var(--normal);
  }
}

.impact__cards-container {
  display: flex;
  flex-direction: column;
  flex: 0 0 41.927vw;
  gap: 1.25vw;
}

.impact__card {
  padding: 2.031vw;
  border-radius: var(--card-radius-32);
  overflow: hidden;
  transition: border-color var(--normal), background-color var(--normal);

  &.expanded {
    border-color: #F6F6F6;
    background-color: #F6F6F6;

    .impact__card-details {
      flex-grow: 1;
      height: auto;
      margin-top: 1.25vw;
    }

    .impact__card-btn {
      top: 0;
      transform: translateY(0);

      &::after {
        background-image: url("../../assets/img/icons/minus.svg");
      }
    }
  }
}

.impact__card-details {
  height: 0;
  margin-top: 0;
  overflow: hidden;
  transition: height var(--normal), margin var(--normal);
}

.impact__card-title {
  position: relative;
  padding-right: 2.5vw;
  display: flex;
  align-items: center;
}

.impact__card-btn {
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  transition: top var(--normal), transform var(--normal);
  width: 2.5vw;
  height: 2.5vw;
  cursor: pointer;

  &::after {
    content: "";
    width: 5vw;
    height: 5vw;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate3d(-50%, -50%, 0);
    background: url("../../assets/img/icons/plus.svg") center/1.042vw 1.042vw no-repeat;
    z-index: 3;
  }
}

.result {
  width: 90.521vw;
  margin: 0 auto;
  background-color: var(--theme-color);
  position: relative;
  overflow: hidden;
}

.result__content {
  max-width: 38.333vw;
  display: flex;
  flex-direction: column;
  gap: 1.25vw;
}

.result__list li {
  display: flex;
  flex-direction: column;
  gap: .208vw;

  & + li {
    margin-top: .521vw;
  }
}

.result__img {
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: fit-content;

  img {
    height: 100%;
    width: auto;
  }
}

.review {
  width: 90.521vw;
  margin: 2.083vw auto;
  background: url("../../assets/img/cases/teachable/review-bg.avif") center/100% 100%;
  color: var(--white);
}

.review__quote-container {
  display: flex;
  flex-direction: column;
  gap: 2.083vw;
  align-items: center;
  text-align: center;
  position: relative;
  padding: 4.167vw 20.104vw;
}

.review__quote-icon {
  width: 3.125vw;
  height: auto;
}

.review__quote-author {
  display: flex;
  align-items: center;
  gap: 1.042vw;
}

.review__quote-img {
  width: 2.5vw;
  height: auto;
}

.form-feedback-photo__content {
  border-color: var(--black);
}

.more-cases__cards {
  display: flex;
  gap: 1.563vw;
}

.more-cases__cards, .more-cases__btn {
  margin-top: 3.333vw;
}

@media (max-width: 1280px) {
  .preview {
    background-image: url("../../assets/img/cases/teachable/preview-bg-tablet.avif");
  }

  .contact-banner {
    background-image: url("../../assets/img/cases/teachable/contact-banner-bg-tablet.avif");
  }

  .review {
    background-image: url("../../assets/img/cases/teachable/review-bg-tablet.avif");
  }
}

@media (max-width: 767px) {
  .preview {
    height: auto;
    padding: 12.8vw 16px;
    background-image: url("../../assets/img/cases/teachable/preview-bg-mob.avif");
  }

  .preview__content {
    max-width: unset;
    height: auto;
  }

  .preview__tags {
    gap: 4.267vw;
    flex-wrap: wrap;
  }

  .preview__title {
    margin-top: 6.4vw;
  }

  .preview__subtitle {
    margin-top: 4.267vw;
  }

  .preview__img {
    position: static;
    width: 100%;
    height: fit-content;
    margin-top: 6.4vw;

    img {
      width: 100%;
      height: auto;
    }
  }

  .context, .more-cases {
    padding-top: 9.6vw;
  }

  .context {
    display: flex;
    flex-direction: column;
    gap: 9.6vw;
  }

  .context__left {
    gap: 4.267vw;
    order: 2;
  }

  .context__list {
    gap: 3.2vw;
  }

  .context__right {
    order: 1;
    position: static;
  }

  .solutions__subtitle {
    margin-top: 4.267vw;
    max-width: unset;
  }

  .solutions__cards {
    margin-top: 9.6vw;
    flex-direction: column;
    gap: 4.267vw;
  }

  .solutions__card {
    flex: 1;
  }

  .approach {
    flex-direction: column;
    gap: 9.6vw;
  }

  .approach__description {
    margin-top: 6.4vw;
  }

  .approach__img {
    width: 100%;
  }

  .contact-banner {
    padding: 15.467vw 16px;
    background-image: url("../../assets/img/cases/teachable/contact-banner-bg-mob.avif");
  }

  .contact-banner__subtitle {
    margin-top: 4.267vw;
  }

  .contact-banner__btn {
    margin-top: 9.6vw;
    padding: 0 12.533vw 0 14.667vw;
  }

  .impact__content {
    margin-top: 9.6vw;
    flex-direction: column;
    gap: 6.4vw;
  }

  .impact__img {
    width: 100%;
  }

  .impact__cards-container {
    gap: 6.4vw;
  }

  .impact__card {
    padding: 8vw;

    &.expanded {
      .impact__card-details {
        margin-top: 4.267vw;
      }
    }
  }

  .impact__card-title {
    padding-right: 20.8vw;
  }

  .impact__card-btn {
    width: 12.8vw;
    height: 12.8vw;

    &::after {
      background-size: contain;
      width: 5.333vw;
      height: 5.333vw;
    }
  }

  .result {
    width: calc(100% - 32px);

    .section-container {
      padding: 12.8vw 4.267vw 6.4vw;
    }
  }

  .result__content {
    max-width: unset;
    gap: 6.4vw;
  }

  .result__list li {
    gap: 1.067vw;

    & + li {
      margin-top: 4.267vw;
    }
  }

  .result__img {
    position: static;
    width: calc(100% - 8.533vw);
    margin: 0 auto;
    height: fit-content;

    img {
      width: 100%;
      height: auto;
    }
  }

  .review {
    width: calc(100% - 32px);
    margin: 6.4vw auto;
    background-image: url("../../assets/img/cases/teachable/review-bg-mob.avif");
  }

  .review__quote-container {
    gap: 6.4vw;
    padding: 12.8vw 6.4vw;
  }

  .review__quote-icon {
    width: 12.8vw;
  }

  .review__quote-author {
    max-width: 61.333vw;
    margin: 0 auto;
    gap: 2.133vw;
    text-align: left;
  }

  .review__quote-img {
    width: 9.6vw;
    flex-shrink: 0;
  }

  .more-cases__cards {
    flex-direction: column;
    gap: 6.4vw;
  }

  .more-cases__cards, .more-cases__btn {
    width: 100%;
    margin-top: 9.6vw;
  }
}