:root {
  color-scheme: light;
  --color-primary: #20468e;
  --color-text: #000;
  --color-background: #fff;
}

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}

body {
  margin: 0;
  color: #000;
  background: #fff;
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, p, figure {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

a, button {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid #cf951b;
  outline-offset: 5px;
}

.container {
  width: min(1000px, 100% - 80px);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: -100px;
  left: 20px;
  z-index: 100;
  padding: 12px 20px;
  background: #fff;
  color: #20468e;
}
.skip-link:focus {
  top: 12px;
}

.purchase-button, .bonus-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 384px;
  max-width: 100%;
  border-radius: 80px;
  gap: 12px;
  padding: 0 20px 0 30px;
  font-weight: 700;
  color: #000;
  transition: transform 0.2s ease, filter 0.2s ease;
}
.purchase-button img, .bonus-button img {
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
}
.purchase-button:hover, .bonus-button:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}
.purchase-button:active, .bonus-button:active {
  transform: translateY(1px);
}

.purchase-button {
  min-height: 64px;
  font-size: 24px;
  white-space: nowrap;
  background: linear-gradient(100deg, rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0)), #eeb02a;
  box-shadow: inset 0 -2px 2px #cb9c36, inset 0 4px 1px rgba(255, 255, 255, 0.5), 0 4px 2px rgba(0, 0, 0, 0.25);
}
.purchase-button--compact {
  width: 249px;
  min-height: 41.5px;
  padding: 0 13px 0 19px;
  font-size: 15.5625px;
}
.purchase-button--compact img {
  width: 16px;
  height: 16px;
  flex-basis: 16px;
}

.bonus-button {
  min-height: 53px;
  font-size: 14px;
  letter-spacing: 0.05em;
  background: #fff;
  box-shadow: 0 4px 2px rgba(0, 0, 0, 0.25);
  text-align: center;
}

.site-header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 32px;
  min-height: 80px;
  padding: 16px 22px 16px 30px;
  background: #fff;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}
.site-header > .purchase-button {
  flex-shrink: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-right: auto;
  white-space: nowrap;
}
.brand__name {
  font: 900 28px/1.5 "Zen Old Mincho", "Yu Mincho", serif;
  letter-spacing: 0.05em;
}
.brand__name > span {
  letter-spacing: -0.1em;
}
.brand__caption {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: #999;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  color: #333;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.site-nav a {
  padding-block: 8px;
}
.site-nav a:hover {
  color: #20468e;
}

.hero {
  position: relative;
  isolation: isolate;
  height: 918px;
}
.hero__background {
  position: absolute;
  z-index: -1;
  max-width: none;
  pointer-events: none;
  height: 918px;
}
.hero__background--blue {
  top: 0;
  right: calc(50% - 497.5px);
  width: max(1217.5px, 50% + 497.5px);
}
.hero__background--pale {
  top: 74px;
  left: calc(50% + 200px);
  width: 904px;
  transform: rotate(180deg);
}
.hero__inner {
  position: relative;
  height: 100%;
  padding-top: 88px;
}
.hero__copy {
  position: relative;
  z-index: 1;
  width: 500px;
  color: #fff;
}
.hero__eyebrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 356px;
  height: 36px;
  border-radius: 80px;
  background: rgba(255, 255, 255, 0.1);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.05em;
}
.hero__title {
  margin-top: 4px;
  font-family: "Zen Old Mincho", "Yu Mincho", serif;
  font-size: 120px;
  font-weight: 700;
  line-height: 114px;
}
.hero__title-line {
  display: block;
  margin-left: -14px;
  white-space: nowrap;
}
.hero__kana > span {
  letter-spacing: -0.27em;
}
.hero__os {
  font-size: 133px;
  font-weight: 400;
}
.hero__management {
  display: block;
  margin-top: 7px;
}
.hero__subtitle {
  width: 350px;
  margin-top: 15px;
  font: 700 28px/1.5 "Zen Old Mincho", "Yu Mincho", serif;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.hero__actions {
  display: grid;
  gap: 25px;
  margin-top: 25px;
}
.hero__lead {
  margin-top: 45px;
  font-size: 18px;
  font-weight: 700;
  line-height: 30px;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.hero__lead > span {
  padding-left: 2em;
}
.hero__description {
  width: 463px;
  margin-top: 18px;
  font-size: 13px;
  line-height: 22px;
  letter-spacing: 0.05em;
}
.hero__book {
  position: absolute;
  z-index: 2;
  top: 96px;
  left: 480px;
  width: 526px;
  height: 730px;
  overflow: hidden;
  pointer-events: none;
}
.hero__book img {
  position: absolute;
  max-width: none;
  width: 248.7%;
  height: 134.41%;
  left: -69.43%;
  top: -17.35%;
}

main {
  overflow: clip;
}

@media (max-width: 1350px) {
  .brand__caption {
    display: none;
  }
  .site-header {
    gap: 24px;
  }
  .site-nav {
    gap: 24px;
  }
}
@media (max-width: 1100px) {
  .site-header {
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    padding-inline: 30px;
  }
  .brand {
    margin-right: 0;
  }
  .site-nav {
    order: 3;
    width: 100%;
    justify-content: center;
    gap: 28px;
    font-size: 14px;
  }
  .hero__copy {
    width: 50%;
  }
  .hero__book {
    left: 48%;
    width: 52.6%;
    height: auto;
    aspect-ratio: 526/730;
    top: 130px;
  }
  .hero__lead {
    font-size: 16px;
    letter-spacing: 0;
  }
  .hero__description {
    width: 100%;
  }
}
@media (max-width: 767px) {
  .container {
    width: calc(100% - 40px);
  }
  .site-header {
    gap: 12px;
    padding: 14px 20px 10px;
  }
  .brand__name {
    font-size: 22px;
  }
  .site-header > .purchase-button {
    width: 176px;
    min-height: 36px;
    padding-inline: 10px;
    font-size: 11px;
    gap: 4px;
  }
  .site-header > .purchase-button img {
    width: 14px;
    height: 14px;
    flex-basis: 14px;
  }
  .site-nav {
    justify-content: space-between;
    gap: 12px;
    overflow-x: auto;
    font-size: 11px;
    letter-spacing: 0;
  }
  .hero {
    height: auto;
    padding-bottom: 56px;
    background: #20468e;
  }
  .hero__background {
    display: none;
  }
  .hero__inner {
    display: flex;
    flex-direction: column;
    padding-top: 34px;
  }
  .hero__copy {
    display: contents;
  }
  .hero__eyebrow {
    align-self: center;
    max-width: 100%;
    width: 330px;
    font-size: 12px;
  }
  .hero__title {
    align-self: center;
    margin-top: 18px;
    width: 310px;
    font-size: 82px;
    line-height: 0.97;
  }
  .hero__title-line {
    margin-left: -8px;
  }
  .hero__os {
    font-size: 91px;
  }
  .hero__management {
    margin-top: 8px;
  }
  .hero__subtitle {
    width: auto;
    align-self: center;
    font-size: 21px;
    margin-top: 14px;
  }
  .hero__book {
    position: relative;
    top: auto;
    left: auto;
    order: 1;
    width: min(340px, 100%);
    height: auto;
    aspect-ratio: 526/730;
    align-self: center;
    margin-block: 12px 0;
  }
  .hero__actions {
    order: 2;
    margin-top: 12px;
    gap: 18px;
    align-self: center;
    width: min(384px, 100%);
  }
  .hero__lead {
    order: 3;
    white-space: normal;
    margin-top: 32px;
    font-size: 15px;
    line-height: 1.9;
  }
  .hero__lead br:first-of-type {
    display: none;
  }
  .hero__lead > span {
    padding-left: 0;
  }
  .hero__description {
    order: 4;
    font-size: 13px;
    line-height: 1.9;
    margin-top: 16px;
  }
  .purchase-button {
    width: 100%;
    min-height: 60px;
    font-size: clamp(18px, 5.2vw, 24px);
    padding-inline: 24px 18px;
  }
  .bonus-button {
    width: 100%;
    font-size: 12px;
    letter-spacing: 0;
    padding-inline: 18px;
    text-align: center;
  }
}
@media (max-width: 380px) {
  .brand__name {
    font-size: 19px;
  }
  .site-header > .purchase-button {
    width: 158px;
    font-size: 10px;
  }
  .site-header {
    padding-inline: 14px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    transition: none !important;
  }
}
.section-heading > p {
  font: 600 16px/19px "Barlow", "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  letter-spacing: 0.1em;
  color: #999;
}
.section-heading > h2 {
  margin-top: 6px;
  font: 700 28px/1.5 "Zen Old Mincho", "Yu Mincho", serif;
}

.chapter-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 180px;
  min-height: 32px;
  border-radius: 80px;
  color: #20468e;
  background: rgba(32, 70, 142, 0.2);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
}

.points {
  padding: 87px 0 59px;
}

.theme-grid, .outcome-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 42px;
}

.theme-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 20px 19px;
  min-height: 218px;
  border: 1px solid rgba(32, 70, 142, 0.2);
  border-radius: 8px;
}
.theme-card h3 {
  font-size: 16px;
  line-height: 24px;
  font-weight: 700;
  text-align: center;
}
.theme-card__description {
  width: 100%;
  color: #333;
  font-size: 13px;
  line-height: 22px;
  letter-spacing: 0.05em;
}

.outcomes {
  min-height: 583px;
  padding: 62px 0 38px;
  background: #f7f7f7;
}

.outcome-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 20px;
  border-radius: 8px;
  background: #fff;
  text-align: center;
}
.outcome-card > img {
  width: 48px;
  height: 48px;
}
.outcome-card > h3 {
  font-size: 16px;
  line-height: 24px;
  font-weight: 700;
}
.outcome-card > p {
  width: 100%;
  font-size: 13px;
  line-height: 22px;
  letter-spacing: 0.05em;
  color: #333;
}

.author {
  position: relative;
  min-height: 840px;
  border-bottom: 1px solid #eee;
}
.author__inner {
  padding-top: 62px;
  padding-bottom: 65px;
}
.author__copy {
  width: 50%;
  padding-right: 54px;
}
.author__bio {
  margin-top: 132px;
}
.author__role {
  font: 700 16px/25px "Zen Old Mincho", "Yu Mincho", serif;
  color: #20468e;
  white-space: nowrap;
}
.author__name {
  font: 700 40px/58px "Zen Old Mincho", "Yu Mincho", serif;
}
.author__english-name {
  font: 700 20px/30px "Zen Old Mincho", "Yu Mincho", serif;
}
.author__description {
  margin-top: 26px;
  font-size: 16px;
  line-height: 27px;
  color: #333;
}
.author__banners {
  display: none;
  gap: 27px;
  width: 358px;
  max-width: 100%;
  margin-top: 18px;
  margin-left: 2px;
}
.author__banners > span {
  display: block;
  height: 84px;
  background: #d9d9d9;
}
.author__photo {
  position: absolute;
  inset: 0 0 0 50%;
  width: 50%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.split-section {
  display: grid;
  grid-template-columns: 286px minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

.contents {
  padding: 85px 0 61px;
  border-bottom: 1px solid #eee;
}
.contents .section-heading {
  padding-top: 4px;
}

.chapter-list {
  list-style: none;
  margin: 0;
  padding: 3px 0 6px;
  border: 1px solid rgba(32, 70, 142, 0.2);
  border-radius: 8px;
}

.chapter {
  display: flex;
  align-items: flex-start;
  gap: 27px;
  padding: 17px 36px;
  min-height: 88px;
}
.chapter + .chapter {
  border-top: 1px solid rgba(32, 70, 142, 0.2);
}
.chapter__number {
  flex-shrink: 0;
  color: #20468e;
  font-size: 18px;
  font-weight: 700;
  line-height: 27px;
}
.chapter h3 {
  font-size: 18px;
  line-height: 27px;
  font-weight: 700;
}
.chapter p {
  margin-top: 6px;
  font-size: 13px;
  line-height: 19px;
  color: #666;
}

.faq {
  padding: 64px 0 60px;
}
.faq__description {
  margin-top: 30px;
  color: #666;
  font-size: 14px;
  line-height: 23px;
}

.faq-list {
  border: 1px solid rgba(32, 70, 142, 0.2);
  border-radius: 8px;
  overflow: hidden;
}

.faq-item {
  min-height: 159px;
  padding: 31px 36px 29px;
}
.faq-item + .faq-item {
  border-top: 1px solid rgba(32, 70, 142, 0.2);
  padding-top: 22px;
  padding-bottom: 23px;
}
.faq-item:nth-child(2) {
  min-height: 151px;
}
.faq-item:last-child {
  min-height: 184px;
}
.faq-item h3 {
  font-size: 18px;
  font-weight: 700;
  line-height: 27px;
}
.faq-item p {
  margin-top: 8px;
  font-size: 13px;
  line-height: 21px;
  color: #333;
}

.benefits {
  padding: 67px 0 66px;
  background: #20468e;
}
.benefits__panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 63px 40px 51px;
  border-radius: 16px;
  background: #fff;
}
.benefits__badge {
  width: 232px;
  min-height: 33px;
  font-weight: 500;
}
.benefits h2 {
  margin-top: 19px;
  font: 700 28px/42px "Zen Old Mincho", "Yu Mincho", serif;
  text-align: center;
}
.benefits .purchase-button {
  margin-top: 31px;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, 222px);
  gap: 25px;
  margin-top: 45px;
}

.benefit-card {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 222px;
  height: 163px;
  border-radius: 8px;
  overflow: hidden;
  background: #20468e;
  color: #fff;
  text-align: center;
}
.benefit-card::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background-image: url("./img/imgRectangle15.png");
  background-size: 437.84% 298.16%;
  background-position: 9.64% 44.58%;
  mix-blend-mode: luminosity;
}
.benefit-card--fde {
  background-color: #64208e;
}
.benefit-card--fde::before {
  background-position-x: 42.78%;
}
.benefit-card--ai {
  background-color: #cd0003;
}
.benefit-card--ai::before {
  background-position-x: 75.73%;
}
.benefit-card--ai .benefit-card__label {
  margin-top: 17px;
}
.benefit-card__icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  margin-top: 25px;
}
.benefit-card__label {
  width: 100%;
  margin-top: 5px;
  font-size: 20px;
  font-weight: 700;
  line-height: 29px;
}
.benefit-card__fde {
  display: block;
  font: 700 38px/38px "Barlow", "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
}
.benefit-card__english {
  display: block;
  font: 700 12px/20px "Barlow", "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
}

a.benefit-card {
  transition: filter 0.2s ease;
}
a.benefit-card:hover {
  filter: brightness(1.15);
}

.site-footer {
  padding: 27px 20px 30px;
  text-align: center;
}
.site-footer small {
  font-size: 13px;
  line-height: 27px;
}

@media (max-width: 1100px) {
  .author__copy {
    padding-right: 35px;
  }
  .author__role {
    white-space: normal;
  }
  .author__bio {
    margin-top: 95px;
  }
  .split-section {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 28px;
  }
  .chapter {
    padding-inline: 24px;
    gap: 20px;
  }
  .faq-item {
    padding-inline: 24px;
  }
  .theme-card h3 {
    font-size: 15px;
  }
}
@media (max-width: 767px) {
  .section-heading > p {
    font-size: 13px;
    line-height: 18px;
  }
  .section-heading > h2 {
    margin-top: 8px;
    font-size: 24px;
    line-height: 1.55;
  }
  .points {
    padding: 52px 0;
  }
  .theme-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 28px;
  }
  .theme-card {
    min-height: 0;
    padding: 24px;
  }
  .theme-card h3 {
    font-size: 17px;
  }
  .theme-card__description {
    font-size: 14px;
    line-height: 1.9;
  }
  .chapter-badge {
    font-size: 14px;
  }
  .outcomes {
    min-height: 0;
    padding: 48px 0;
  }
  .outcome-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 28px;
  }
  .outcome-card {
    padding: 20px 12px;
    gap: 12px;
  }
  .outcome-card > h3 {
    font-size: 14px;
    line-height: 1.7;
  }
  .outcome-card > p {
    font-size: 12px;
    line-height: 1.8;
    letter-spacing: 0;
  }
  .outcome-card:last-child {
    grid-column: 1/-1;
  }
  .author {
    min-height: 0;
    display: flex;
    flex-direction: column;
  }
  .author__inner {
    padding-top: 48px;
    padding-bottom: 32px;
  }
  .author__copy {
    width: 100%;
    padding: 0;
  }
  .author__bio {
    margin-top: 36px;
  }
  .author__role {
    font-size: 14px;
    line-height: 1.8;
  }
  .author__name {
    margin-top: 4px;
    font-size: 36px;
    line-height: 1.5;
  }
  .author__english-name {
    font-size: 18px;
  }
  .author__description {
    margin-top: 22px;
    font-size: 15px;
    line-height: 1.9;
  }
  .author__banners {
    width: 100%;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 24px 0 0;
  }
  .author__banners > span {
    height: 64px;
  }
  .author__photo {
    position: static;
    width: 100%;
    height: auto;
    max-height: 660px;
    aspect-ratio: 720/840;
    object-fit: cover;
    object-position: center top;
  }
  .split-section {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .contents {
    padding: 48px 0;
  }
  .chapter-list {
    padding-block: 0;
  }
  .chapter {
    min-height: 0;
    padding: 20px 18px;
    gap: 16px;
  }
  .chapter__number {
    font-size: 15px;
  }
  .chapter h3 {
    font-size: 15px;
    line-height: 1.8;
  }
  .chapter p {
    margin-top: 6px;
    font-size: 12px;
    line-height: 1.8;
  }
  .faq {
    padding: 48px 0;
  }
  .faq__description {
    margin-top: 18px;
  }
  .faq-item {
    padding: 24px 20px;
  }
  .faq-item + .faq-item {
    padding: 24px 20px;
  }
  .faq-item h3 {
    font-size: 15px;
    line-height: 1.8;
  }
  .faq-item p {
    font-size: 13px;
    line-height: 1.9;
    margin-top: 10px;
  }
  .benefits {
    padding: 40px 0;
  }
  .benefits__panel {
    padding: 32px 20px;
    border-radius: 12px;
  }
  .benefits__badge {
    width: 215px;
  }
  .benefits h2 {
    margin-top: 20px;
    font-size: 23px;
    line-height: 1.6;
  }
  .benefits .purchase-button {
    margin-top: 28px;
    font-size: clamp(16px, 4.5vw, 23px);
    padding-inline: 17px;
  }
  .benefit-grid {
    width: 100%;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin-top: 28px;
  }
  .benefit-card {
    width: 100%;
    height: 130px;
    border-radius: 6px;
  }
  .benefit-card__icon {
    margin-top: 17px;
    width: 36px;
    height: 36px;
  }
  .benefit-card__label {
    margin-top: 10px;
    font-size: 12px;
    line-height: 1.6;
  }
  .benefit-card__fde {
    font-size: 28px;
    line-height: 30px;
  }
  .benefit-card__english {
    margin-top: 3px;
    padding-inline: 3px;
    font-size: 8px;
    line-height: 1.2;
  }
  .benefit-card--ai .benefit-card__label {
    margin-top: 14px;
    padding-inline: 4px;
  }
  .site-footer {
    padding-block: 22px;
  }
  .site-footer small {
    font-size: 11px;
  }
}/*# sourceMappingURL=style.css.map */