@charset "UTF-8";
*, *::before, *::after {
  box-sizing: border-box;
}

html, body, h1, h2, h3, p, figure, dl, dt, dd, ul, ol, li {
  margin: 0;
  padding: 0;
}

ul, ol {
  list-style: none;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 0;
}

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

h1, h2, h3 {
  font-size: inherit;
  font-weight: inherit;
}

html {
  font-size: max(5.2px, 100vw / 75);
}

@media (min-width: 768px) {
  html {
    font-size: 6.5066666667px;
  }
}
body {
  font-family: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "メイリオ", Meiryo, sans-serif;
  color: #1a1a1a;
  line-height: 1.8;
  background: #ffffff;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
}

.l-bg {
  display: none;
}
@media (min-width: 768px) {
  .l-bg {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 0;
    background: #ffffff url("../img/pc-bg.png") center center/cover no-repeat;
  }
}
.l-bg__logo {
  display: none;
}
@media (min-width: 1280px) {
  .l-bg__logo {
    display: block;
    position: fixed;
    top: clamp(22px, 5vh, 69px);
    left: clamp(20px, 3.7vw, 71px);
  }
  .l-bg__logo img {
    display: block;
    width: clamp(130px, 10vw, 192px);
  }
}
.l-bg__side {
  display: none;
}
@media (min-width: 1280px) {
  .l-bg__side {
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: fixed;
    top: clamp(108px, 15vh, 200px);
    bottom: 24px;
    left: clamp(20px, 3.7vw, 71px);
    font-size: min(100px, (85vh - 132px) / 10.56);
  }
}
.l-bg__title {
  margin-left: 1.21em;
}
.l-bg__title img {
  display: block;
  width: 5.92em;
}
.l-bg__lead {
  margin: 0.27em 0 0 1.21em;
}
.l-bg__lead img {
  display: block;
  width: 5.92em;
}
.l-bg__book {
  margin: 0.56em 0 0 1.39em;
}
.l-bg__book img {
  display: block;
  width: 5.84em;
}
.l-bg__social {
  margin: 0.27em 0 0 1.39em;
  width: 5.84em;
  display: flex;
  justify-content: center;
  gap: 0.51em;
}
.l-bg__social a {
  transition: transform 0.2s ease;
}
.l-bg__social a:hover {
  transform: scale(1.12);
}
.l-bg__social img {
  display: block;
  height: 0.84em;
  width: auto;
}

.l-container {
  width: 75rem;
  margin-inline: auto;
  background: #ffffff;
  overflow: hidden;
  position: relative;
  z-index: 1;
}
@media (min-width: 1280px) {
  .l-container {
    margin-left: calc(50% + 60px);
    margin-right: auto;
  }
}

.l-footer {
  background: #ea4d0b;
  color: #ffffff;
  padding: 6rem 0 6.4rem;
  text-align: center;
}
.l-footer__nav {
  display: flex;
  justify-content: center;
  gap: 4rem;
  font-size: 2.2rem;
  font-weight: bold;
}
.l-footer__link {
  position: relative;
  display: inline-block;
  line-height: 1;
  width: 42%;
  padding: 0 4.4rem 1.6rem 4.4rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.55);
}
.l-footer__link::before {
  content: "";
  position: absolute;
  top: 0.5em;
  right: 1.1rem;
  transform: translateY(-50%);
  width: 1.8rem;
  height: 0.2rem;
  background: #ffffff;
}
.l-footer__link::after {
  content: "";
  position: absolute;
  top: 0.5em;
  right: 0.2rem;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-top: 0.6rem solid transparent;
  border-bottom: 0.6rem solid transparent;
  border-left: 1.1rem solid #ffffff;
}
.l-footer__logo {
  width: 19.2rem;
  margin: 10.6rem auto 0rem;
}
.l-footer__copyright {
  margin-top: 5.4rem;
  font-size: 1.6rem;
  letter-spacing: 0.02em;
  color: #ffffff;
}

.c-button {
  display: block;
  width: 63rem;
  margin: 0 auto;
}
.c-button__img {
  width: 100%;
  transition: transform 0.25s ease;
}
.c-button:hover .c-button__img {
  transform: scale(1.04);
}
.c-button--first {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: -9rem;
}
.c-button--second {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: -9rem;
}

.c-cta__note {
  color: #ff0000;
  font-size: 1.6rem;
  font-feature-settings: "palt";
  letter-spacing: -0.02em;
  line-height: 1.6;
  font-weight: bold;
  text-align: center;
}
.c-cta__note--bookinfo, .c-cta__note--present {
  margin-bottom: 1rem;
}

.c-section-title {
  font-family: "游明朝", "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", serif;
  font-weight: 700;
  font-size: 6rem;
  line-height: 1.2;
  text-align: center;
  color: #1a1a1a;
}
.c-section-title::after {
  content: "";
  display: block;
  width: 5.6rem;
  height: 0.4rem;
  margin: 2.4rem auto 0;
  background: #1a1a1a;
}

.c-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 63.1rem;
  margin: 0 auto;
  padding: 1.2rem 2rem;
  background: #ea4d0b;
  border-radius: 5rem;
  color: #ffffff;
  font-family: "游明朝", "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", serif;
  font-weight: bold;
  font-size: 3rem;
  font-feature-settings: "palt";
  letter-spacing: -0.03em;
  text-align: center;
}

.p-hero {
  background: #ea4d0b;
  text-align: center;
  padding-top: 8rem;
}
.p-hero__title {
  width: 59rem;
  margin-inline: auto;
}
.p-hero__lead {
  width: 59rem;
  margin: 2.7rem auto 0;
}
.p-hero__visual {
  position: relative;
  z-index: 3;
  width: 58.3rem;
  margin: 5.7rem auto 0;
}

.p-present {
  position: relative;
  z-index: 2;
  margin-top: -31rem;
  text-align: center;
  background: url("../img/bg_gray-sharp.png") top center/100% 100% no-repeat;
  padding: 28rem 0 8rem;
}
.p-present__head {
  width: 61.5rem;
  margin-inline: auto;
}
.p-present__period {
  margin-top: 2.5rem;
}
.p-present__cta {
  margin-top: 5rem;
}

.p-intro {
  position: relative;
  background: #ea4d0b;
  color: #ffffff;
  padding: 12rem 6.1rem 11rem;
  overflow: hidden;
}
.p-intro__text {
  position: relative;
  z-index: 1;
  font-size: 2.6rem;
  line-height: 2;
  font-weight: 500;
}
.p-intro__text p + p {
  margin-top: 3.6rem;
}
.p-intro__thinker {
  position: absolute;
  right: 2rem;
  bottom: 0;
  width: 40.2rem;
  z-index: 0;
}

.p-toc {
  background: #ffffff;
  padding: 7.5rem 6.1rem 4rem;
}
.p-toc__intro {
  margin-top: 6rem;
  font-family: "游明朝", "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", serif;
  font-weight: 700;
  text-align: left;
  line-height: 1.5;
  font-size: 3.8rem;
  color: #1a1a1a;
}
.p-toc__intro span {
  display: block;
  color: #fa6e2d;
  font-size: 4rem;
  margin-bottom: 0.8rem;
}
.p-toc__list {
  margin-top: 4rem;
  border-top: 1px solid #dcdcdc;
}
.p-toc__item {
  display: flex;
  align-items: baseline;
  padding: 2.4rem 0;
  border-bottom: 1px solid #dcdcdc;
}
.p-toc__no {
  flex: 0 0 12rem;
  font-family: "游明朝", "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", serif;
  font-weight: 700;
  color: #fa6e2d;
  font-size: 3.4rem;
  line-height: 1;
}
.p-toc__num {
  font-size: 5.4rem;
}
.p-toc__name {
  font-family: "游明朝", "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", serif;
  font-weight: 700;
  color: #1a1a1a;
  font-size: 5rem;
  line-height: 1;
}
.p-toc__suf {
  font-size: 4rem;
}

.p-feature {
  background: #ffffff;
  padding: 4rem 4rem 12rem;
}
.p-feature__text {
  font-size: 2.6rem;
  line-height: 2;
  color: #888888;
  font-weight: bold;
}
.p-feature__text p + p,
.p-feature__text p + ul,
.p-feature__text ul + p {
  margin-top: 3.4rem;
}
.p-feature__text .em {
  color: #ea4d0b;
  font-weight: 700;
}
.p-feature__list li {
  position: relative;
  padding-left: 2.8rem;
}
.p-feature__list li::before {
  content: "・";
  position: absolute;
  left: 0;
}
.p-feature__cta {
  margin-top: 6rem;
}

.p-voice {
  background: #ebeaea;
  padding: 12rem 0 9.6rem;
  position: relative;
}
.p-voice .c-section-title {
  margin-inline: 6.1rem;
}
.p-voice__list {
  margin-top: 6rem;
  display: flex;
  flex-direction: column;
  gap: 12rem;
}
.p-voice__card {
  position: relative;
  min-height: 36.8rem;
  display: flex;
  align-items: center;
}
.p-voice__photo {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}
.p-voice__photo img {
  display: block;
  width: 27rem;
  aspect-ratio: 530/731;
}
.p-voice__card--right .p-voice__photo {
  left: auto;
  right: 0;
}
.p-voice__body {
  margin: 0 3rem 0 29rem;
}
.p-voice__card--right .p-voice__body {
  margin: 0 29rem 0 3rem;
}
.p-voice__head {
  font-weight: 700;
  color: #ea4d0b;
  font-size: 2.8rem;
  line-height: 1.45;
}
.p-voice__text {
  margin-top: 2rem;
  font-size: 2rem;
  line-height: 1.6;
  font-weight: bold;
}
.p-voice__sign {
  font-size: 1.6rem;
}

.p-bookinfo {
  background: #ffffff;
  padding: 8rem 4rem 10.2rem;
}
.p-bookinfo__visual {
  width: 51.1rem;
  margin: 0 auto 4rem;
}
.p-bookinfo__row {
  display: flex;
  align-items: baseline;
  padding: 2rem 3rem;
  border-bottom: 1px solid #dcdcdc;
  font-size: 2.2rem;
}
.p-bookinfo__dt {
  width: 30%;
  color: #6a6a6a;
  font-weight: bold;
}
.p-bookinfo__dd {
  flex: 1 1 auto;
  font-weight: 700;
  color: #1a1a1a;
}
.p-bookinfo__cta {
  margin-top: 7.2rem;
}

@media (min-width: 768px) {
  .u-sp-only {
    display: none !important;
  }
}

.u-pc-only {
  display: none !important;
}
@media (min-width: 768px) {
  .u-pc-only {
    display: block !important;
  }
}