:root {
  --text-font-family: "Noto Sans JP", Helvetica;
  --text-big-line-height: 180%;
  --text-line-height: 150%;
  --text-thin-font-weight: 400;
  --text-thick-font-weight: 700;
  --text-heading-h2-font-size: 32px;
  --text-heading-h3-font-size: 24px;
  --text-heading-h4-font-size: 20px;
  --text-defaultbig-font-size: 16px;
  --text-main-default-font-size: 14px;
  --text-small-font-size: 12px;
  --1-back-blue-02: rgba(223, 240, 252, 1);
  --1-secondary-01: rgba(70, 149, 212, 1);
  --1-primary-01: rgba(15, 88, 164, 1);
  --1-primary-02: rgba(33, 42, 103, 1);
  --1-txt-01: rgba(51, 51, 51, 1);
  --1-txt-02: rgba(85, 85, 85, 1);
  --1-txt-03: rgba(112, 112, 112, 1);
  --1-gray-02: rgba(170, 170, 170, 1);
  --1-gray-03: rgba(217, 217, 217, 1);
  --1-gray-04: rgba(255, 255, 255, 1);
  --1-OR-1: rgba(242, 140, 40, 1);
}

html {
  line-height: var(--text-line-height);
  color: var(--1-txt-01);
}

/* 全体css */
.mainContents__wrapper a {
  cursor: pointer;
  text-decoration: none;
}

.moreLink__wrapper {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  align-self: flex-end;
}

/* fv */
.fv__area {
  display: flex;
  align-items: center;
  padding: 80px 0px;
  width: 100%;
  flex: 0 0 auto;
  background-color: var(--1-primary-02);
}

.fv__wrapper {
  display: flex;
  align-items: center;
  gap: 80px;
}

.fv__img {
  aspect-ratio: 1.76;
}

.fv__textarea {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
  width: 552px;
}

.fv__titleWrapper {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  padding: 8px 16px;
  width: 100%;
  flex: 0 0 auto;
  background-color: #fdd765;
  border-radius: 8px 0px 8px 0px;
}

.fv__title {
  font-weight: 400;
  color: var(--1-primary-02);
  font-size: 24px;
  line-height: 36px;
}

.fv__txt {
  font-weight: var(--text-thin-font-weight);
  color: var(--1-gray-04);
  font-size: var(--text-main-default-font-size);
  line-height: var(--text-big-line-height);
}

/* メインコンテンツ */
.mainContents__wrapper {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 80px;
  padding: 80px 0px;
  width: 100%;
  flex: 0 0 auto;
}

.qbook-summary__wrapper {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  width: 100%;
  flex: 0 0 auto;
}

.qbook-summary__header {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  width: 100%;
  flex: 0 0 auto;
}

.element__titleWrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0px 24px;
  flex: 0 0 auto;
  border-left-width: 5px;
  border-left-style: solid;
  border-color: var(--1-primary-01);
}

.element__title {
  flex: 1;
  margin-top: -5.00px;
  font-weight: var(--text-thick-font-weight);
  color: var(--1-txt-01);
  font-size: var(--text-heading-h2-font-size);
  line-height: var(--text-line-height);
}

.element__description {
  font-weight: var(--text-thin-font-weight);
  color: var(--1-txt-01);
  font-size: var(--text-defaultbig-font-size);
  line-height: var(--text-big-line-height);
}

.content__wrapper {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
  width: 100%;
  flex: 0 0 auto;
}

/* お役立ち情報 */
.useful__wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 24px;
  width: 100%;
  flex: 0 0 auto;
  background-color: var(--1-back-blue-02);
  border-radius: 8px;
}

.useful__textarea {
  align-items: flex-end;
  justify-content: flex-end;
  gap: 8px;
  width: 100%;
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
}

.eachContent__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  flex: 0 0 auto;
}

.eachContent__title {
  width: fit-content;
  font-weight: var(--text-thick-font-weight);
  color: var(--1-primary-01);
  font-size: var(--text-heading-h4-font-size);
  line-height: var(--text-line-height);
  white-space: nowrap;
}

.eachContent__description {
  font-weight: var(--text-thin-font-weight);
  color: var(--1-txt-01);
  font-size: var(--text-main-default-font-size);
  line-height: var(--text-big-line-height);
}

.useful__linksWrapper {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  width: 100%;
  flex: 0 0 auto;
}

.useful__link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 20px 28px;
  flex: 1;
  flex-grow: 1;
  background-color: #ffffff;
  border-radius: 4px;
  box-shadow: 0px 1px 4px #0000004c;
  border-color: var(--1-primary-01);
}

.text__middle--blue {
  width: fit-content;
  font-weight: var(--text-thick-font-weight);
  color: var(--1-primary-01);
  font-size: var(--text-defaultbig-font-size);
  line-height: var(--text-big-line-height);
  white-space: nowrap;
}

/* 教育サービス */
.educationService__wrapper {
  display: flex;
  flex-direction: column;
  width: 100%;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 24px;
  flex: 0 0 auto;
  background-color: var(--1-back-blue-02);
  border-radius: 8px;
}

.educationService__textarea {
  align-items: flex-end;
  justify-content: center;
  gap: 8px;
  width: 100%;
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
}

.educationService__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
  flex: 0 0 auto;
}

.educationService__itemWrapper {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  width: 100%;
}

.educationService__item {
  display: flex;
  justify-content: center;
  width: 100%;
  height: 92px;
  background-color: #4695d4;
  border-radius: 8px;
  overflow: hidden;
}

.educationService__item--bg {
  display: flex;
  align-items: center;
  position: absolute;
  top: -30px;
  right: 0;
  height: 333px;
}

.educationService__item--img {
  margin-top: -180px;
}

.educationService__item--body {
  display: flex;
  width: 250px;
  align-items: center;
  justify-content: space-between;
  padding: 0px 16px;
}

.educationService__item--textarea {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  flex: 0 0 auto;
}

.educationService__item--kind {
  width: fit-content;
  font-family: "Noto Sans JP", Helvetica;
  font-weight: 500;
  color: #ffffff;
  font-size: 14px;
  text-align: center;
  line-height: 21px;
  white-space: nowrap;
}

.educationService__item--name {
  width: fit-content;
  font-family: "Noto Sans JP", Helvetica;
  font-weight: 700;
  color: #ffffff;
  font-size: 20px;
  text-align: center;
  line-height: 30px;
  white-space: nowrap;
}

.educationService__arrowWrapper {
  width: 24px;
  height: 24px;
  background-color: var(--1-OR-1);
  border-radius: 120px;
  position: relative;
}

.educationService__arrow {
  position: absolute;
  top: 2px;
  left: 3px;
  width: 19px;
  height: 19px;
  aspect-ratio: 1;
}

/* イベント、テストツール、お役立ち資料、テスト資格対策アプリ */
.linksWrapper {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 24px 24px;
  width: 100%;
  flex: 0 0 auto;
}

.link__item {
  display: flex;
  width: calc((100% - 24px) / 2);
  align-items: center;
  gap: 20px;
  padding: 20px;
  background-color: var(--1-back-blue-02);
  border-radius: 8px;
}

.link__imgWrapper {
  width: 185px;
  height: 105px;
}

.link__textarea {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 2px;
  flex: 1;
  flex-grow: 1;
}

.link__uppertxt {
  font-weight: var(--text-thick-font-weight);
  color: var(--1-primary-01);
  font-size: var(--text-small-font-size);
  line-height: var(--text-big-line-height);
}

/* 監修者 */
.supervisorWrapper {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 80px;
  width: 100%;
  flex: 0 0 auto;
  overflow: hidden;
  position: relative;
}

.supervisor__header {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  justify-content: space-between;
  width: 100%;
  flex: 0 0 auto;
}

.supervisor__carousel {
  display: block;
  align-items: flex-start;
  width: 100%;
  padding: 0 calc((100% - 1280px) / 2);
}

.supervisor__carousel .slick-list {
  overflow: visible !important;
}

.carousel__item {
  display: flex;
  flex-direction: column;
  width: auto;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 20px 16px 24px;
  margin: 0 8px;
  background-color: var(--1-gray-04);
  border-radius: 8px;
  border: 1px solid;
  border-color: var(--1-gray-03);
}

.supervisor__img {
  width: 162px;
  height: 162px;
  border-radius: 216px;
  aspect-ratio: 1;
}

.supervisor__textarea {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 100%;
  flex: 0 0 auto;
}

.supervisor__name {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  width: 100%;
  flex: 0 0 auto;
}

.supervisor__name--jp {
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--text-thick-font-weight);
  color: var(--1-txt-01);
  font-size: var(--text-heading-h4-font-size);
  line-height: var(--text-line-height);
  width: fit-content;
  white-space: nowrap;
}

.supervisor__name--en {
  display: flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  font-weight: var(--text-thick-font-weight);
  color: var(--1-txt-01);
  font-size: var(--text-small-font-size);
  line-height: var(--text-big-line-height);
  white-space: nowrap;
}

.supervisor__status {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  width: 204px;
  font-weight: var(--text-thin-font-weight);
  color: var(--1-txt-03);
  font-size: var(--text-small-font-size);
  line-height: var(--text-big-line-height);
}

.arrowWrapper {
  display:flex;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: space-around;
  border-radius: 72px;
  background-color: var(--1-primary-01);
  cursor: pointer;
}

.position-left {
  position: absolute;
  top: 50%;
  left: calc(50% - 620px);
}

.arrow-left {
  width: 24px;
  height: 24px;
  aspect-ratio: 1;
  transform: rotate(180deg);
}

.position-right {
  position: absolute;
  top: 50%;
  right: calc(50% - 620px);
}

.arrow-right {
  width: 24px;
  height: 24px;
  aspect-ratio: 1;
}

/* QA業務の底上げ */
.qa__area {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  padding: 64px 0px;
  width: 100%;
  flex: 0 0 auto;
  background-color: var(--1-back-blue-02);
}

.qaWrapper {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 32px;
  width: 100%;
  flex: 0 0 auto;
  border-radius: 20px;
}

.qa__header {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  width: 100%;
  flex: 0 0 auto;
}

.qa__header--text {
  font-weight: var(--text-thick-font-weight);
  color: var(--1-primary-01);
  font-size: var(--text-heading-h2-font-size);
  text-align: center;
  line-height: var(--text-line-height);
}

.qa__itemWrapper {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  width: 100%;
  flex: 0 0 auto;
}

.qa__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 16px 24px;
  flex: 1;
  flex-grow: 1;
  background-color: #ffffff;
  border-radius: 8px;
  border-color: var(--1-gray-02);
}

.qa__item--textarea {
  align-items: flex-start;
  justify-content: center;
  gap: 8px;
  width: 100%;
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
}

.qa__item--text {
  align-self: stretch;
  font-weight: var(--text-thick-font-weight);
  color: var(--1-txt-01);
  font-size: var(--text-defaultbig-font-size);
  text-align: center;
  line-height: var(--text-big-line-height);
}

.qa__item--img1 {
  width: 128.89px;
  height: 160px;
  aspect-ratio: 0.81;
}

.qa__item--img2 {
  width: 88.11px;
  height: 160px;
}

.qa__item--img3 {
  width: 139.6px;
  height: 160px;
  aspect-ratio: 0.87;
}

/* 提供会社 */
.provider__area {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  padding: 64px 0px;
  width: 100%;
  flex: 0 0 auto;
}

.providerWrapper {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 32px;
  width: 100%;
  flex: 0 0 auto;
}

.provider__body {
  display: flex;
  align-items: center;
  gap: 40px;
  width: 100%;
  flex: 0 0 auto;
}

.provider__body--textarea {
  display: flex;
  flex-direction: column;
  width: 620px;
  align-items: flex-start;
  gap: 24px;
}

.provider__company {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
  flex: 0 0 auto;
}

.provider__company--name {
  font-weight: var(--text-thick-font-weight);
  color: var(--1-txt-01);
  font-size: var(--text-heading-h3-font-size);
  line-height: var(--text-line-height);
}

.provider__business {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  width: 100%;
  flex: 0 0 auto;
}

.provider__business--text {
  font-weight: var(--text-thick-font-weight);
  color: var(--1-txt-01);
  font-size: var(--text-defaultbig-font-size);
  line-height: var(--text-big-line-height);
}

.provider__link {
  font-weight: var(--text-thin-font-weight);
  color: var(--1-primary-01);
  font-size: var(--text-defaultbig-font-size);
  line-height: var(--text-big-line-height);
  text-decoration: underline;
}

.VHDWrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex: 1;
  flex-grow: 1;
}

.VHD__img {
  width: 400px;
  height: 311.03px;
  aspect-ratio: 1.29;
  object-fit: cover;
}

@media screen and (max-width: 767px) {
  /* fv */
  .fv__area {
    padding: 48px 0px;
  }

  .fv__wrapper {
    flex-direction: column;
    gap: 24px;
  }

  .fv__img {
    width: 300px;
  }

  .fv__textarea {
    width: 100%;
  }

  /* メインコンテンツ */
  .mainContents__wrapper {
    padding: 56px 0px 64px;
  }

  .qbook-summary__wrapper {
    gap: 32px;
  }

  .element__title {
    font-size: var(--text-heading-h3-font-size);
  }

  .content__wrapper {
    gap: 32px;
  }

  /* お役立ち情報 */
  .useful__link {
    width: 138px;
  }

  /* 教育サービス */
  .educationService__body {
    gap: 16px;
  }

  .educationService__itemWrapper {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  .educationService__item--body {
    width: 100%;
    padding: 0px 24px;
  }

  /* イベント、テストツール、お役立ち資料、テスト資格対策アプリ */
  .linksWrapper {
    gap: 16px;
  }

  .link__item {
    flex-direction: column;
    width: 100%;
    align-items: center;
  }

  /* 監修者 */
  .supervisorWrapper {
    gap: 20px;
    margin-bottom: 56px;
  }

  .supervisor__header {
    flex-direction: column;
    gap: 10px;
  }

  .supervisor__carousel {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 0;
    max-width: 342px;
    margin: 0 auto;
  }

  .carousel__item {
    width: 100%;
    flex-direction: row;
    gap: 16px;
    justify-content: flex-start;
    margin: 0;
  }

  .supervisor__img {
    width: 113px;
    height: 113px;
  }

  .supervisor__textarea {
    width: 58%;
  }

  .supervisor__name {
    align-items: flex-start;
    gap: 0px;
  }

  .supervisor__status {
    width: 100%;
  }

  .arrowWrapper {
    display: none;
  }

  /* QA業務の底上げ */
  .qa__area {
    padding: 56px 0px;
  }

  .qa__header--text {
    font-size: var(--text-heading-h4-font-size);
  }

  .qa__itemWrapper {
    flex-direction: column;
  }

  /* 提供会社 */
  .provider__area {
    padding: 56px 0px;
  }

  .provider__body {
    flex-direction: column;
    gap: 24px;
  }

  .provider__body--textarea {
    width: auto;
  }

  .provider__company--name {
    font-size: var(--text-heading-h4-font-size);
  }

  .VHD__img {
    width: 100%;
  }
}