@charset "UTF-8";
/*----------------------------------------
 01.特集一覧・詳細ページ共通
-----------------------------------------*/
.global-contents__inner {
  width: 100%;
  padding-bottom: 0;
}
.feature-contents {
  --product-image-ratio: 1;
  --product-image-object-fit: contain;

  --feature-thumbnail-ratio: 1;
  --feature-thumbnail-object-fit: contain;
}
:where(.feature-contents) a {
  text-decoration: none;
}
:is(.feature-container__category-list, .feature-body__category) a {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  height: 3.1rem;
  padding: 0 1.5rem;
  font-family: var(--font-ja), sans-serif;
  font-size: 1.4rem;
  text-align: center;
  text-decoration: none;
  letter-spacing: 0.03em;
  background-color: var(--color-white);
  border: 1px solid var(--color-secondary);
  border-radius: 100vh;
}
:is(.feature-container__category-list, .feature-body__category) a::before {
  content: "#";
  font-family: var(--font-en), sans-serif;
  font-size: 1.2rem;
}
/* --- for small viewport --- */
@media screen and (max-width: 767px) {
  .feature-contents {
    --padding-horizontal-global: 1rem;
  }
}
/* --- for large viewport --- */
@media screen and (min-width: 768px) {
  .feature-contents {
    --padding-horizontal-global: min(40 *(100vw / 1400), 40px);
  }
}

/*----------------------------------------
 02.特集一覧ページ
-----------------------------------------*/
.feature-contents--list {
  padding-bottom: 2rem;
}
.common-section + .common-section {
  border-top: 3px solid var(--color-white);
}
.feature-container .c-page-title {
  gap: 0;
}
.feature-container__upper {
  display: grid;
}
.feature-container__upper .c-pager__totalcount {
  display: block;
}
.feature-container__upper :is(.c-pager__showrange, .c-pager__wrapper) {
  display: none;
}
.feature-container__upper .c-pager {
  margin-top: 0;
  padding: 0 var(--padding-horizontal-global, 0px);
}
.feature-container__upper .c-pager__totalcount {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  font-family: var(--font-en), sans-serif;
  font-size: 2.4rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.feature-container__upper .c-pager__totalcount-unit {
  font-family: var(--font-ja), sans-serif;
  font-size: 1.4rem;
  font-weight: 400;
}
.feature-container__category-name,
.feature-container__category-outline {
  display: none !important;
}
.feature-container__category-list-wrap {
  overflow-x: auto;
  overscroll-behavior-x: contain;
}
.feature-container__category-list {
  display: flex;
  align-items: center;
  gap: 1rem;
  width: max-content;
}
.feature-container__list {
  display: grid;
  grid-template-columns: repeat(var(--column-count, 1), minmax(0, 1fr));
}
.feature-container__link {
  text-decoration: none;
}
.feature-container__thumbnail img {
  aspect-ratio: var(--feature-thumbnail-ratio);
  object-fit: var(--feature-thumbnail-object-fit);
}
.feature-container__published {
  font-family: var(--font-en), sans-serif;
  letter-spacing: 0.03em;
}
.feature-container__title {
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  margin-top: 1rem;
  font-family: var(--font-ja), sans-serif;
  line-height: 1.71;
  letter-spacing: 0.03em;
}
.feature-container__bottom {
  margin-top: 4rem;
  padding: 0 var(--padding-horizontal-global, 0px);
}
.feature-container__bottom .c-pager {
  margin-top: 0;
}
.serialization-slider-wrap {
  width: 100%;
}
.serialization-slider {
  --swiper-navigation-size: 5rem;
  opacity: 0;
  transition: opacity var(--transition-default);
}
.serialization-slider.swiper-initialized {
  opacity: 1;
}
.serialization-slider .swiper-slide {
  position: relative;
}
.serialization-slider [class*="swiper-button"] {
  width: var(--swiper-navigation-size);
}
.serialization-slider [class*="swiper-button"]::after {
  content: none;
}
.serialization-slider .swiper-button-prev {
  left: var(--swiper-button-position, 20%);
}
.serialization-slider .swiper-button-next {
  right: var(--swiper-button-position, 20%);
}
/* --- for small viewport --- */
@media screen and (max-width: 767px) {
  .common-section {
    padding-bottom: 6rem;
  }
  .common-section + .common-section {
    padding-top: 3rem;
  }
  .feature-container .c-page-title {
    margin-bottom: 1rem;
  }
  .feature-container__upper {
    grid-template-columns: 100%;
    gap: 2rem;
  }
  .feature-container__upper .c-pager__totalcount {
    justify-content: center;
    text-align: center;
  }
  .feature-container__category-list-wrap {
    width: 100vw;
  }
  .feature-container__category-list {
    justify-content: flex-start;
    padding: 0 var(--padding-horizontal-global, 0px);
  }
  .feature-container__category-list li {
    flex-shrink: 0;
  }
  .feature-container .c-noitem {
    margin-top: 3rem;
  }
  .feature-container__list {
    --column-count: 2;
    gap: 3rem 1.1rem;
    margin-top: 3rem;
    padding: 0 var(--padding-horizontal-global, 0px);
  }
  .feature-container__published {
    margin-top: 1.6rem;
    font-size: 1.5rem;
  }
  .feature-container__title {
    font-size: 1.4rem;
    -webkit-line-clamp: 5;
  }
  .serialization-slider {
    --swiper-button-position: var(--padding-horizontal-global, 0px);

    width: 100vw;
    padding: 0 var(--padding-horizontal-global, 0px);
  }
  .serialization-slider .swiper-slide {
    width: 16rem;
  }
}
/* --- for large viewport --- */
@media screen and (min-width: 768px) {
  .common-section {
    padding-bottom: 8rem;
  }
  .common-section + .common-section {
    padding-top: 5rem;
  }
  .feature-container .c-page-title {
    margin-top: 4rem;
  }
  .feature-container__upper {
    grid-template-columns: 15rem minmax(0, 1fr) 15rem;
    align-items: end;
    gap: 2rem;
    padding: 0 var(--padding-horizontal-global, 0px);
  }
  .feature-container__category-list {
    justify-content: center;
    flex-wrap: wrap;
    margin: 0 auto;
  }
  .feature-container .c-noitem {
    margin-top: 4rem;
  }
  .feature-container__list {
    --column-count: 4;
    gap: 40px;
    width: calc(1320 *(100vw / 1400));
    margin: 4rem auto 0;
  }
  .feature-container__published {
    margin-top: 1.4rem;
  }
  .feature-container__title {
    -webkit-line-clamp: 3;
  }
  .serialization-slider-wrap {
    padding: 0 var(--padding-horizontal-global, 0px);
  }
  .serialization-slider {
    --swiper-button-position: min(calc(15 / 1400 * 100%), 1.5rem);

    width: calc(1320 *(100vw / 1400));
  }
}


/*----------------------------------------
 02.特集詳細ページ
-----------------------------------------*/
.feature-contents--detail {
  margin: 0 auto;
}
:where(.feature-contents--detail) .u-text-underline {
  text-decoration: underline;
}
:where(.feature-contents--detail) .u-text-red {
  color: var(--color-emphasis, red);
}
:where(.feature-contents--detail) .u-text-bold {
  font-weight: var(--fw-semibold, 600);
}
.feature-detail__title {
  font-family: var(--font-ja), sans-serif;
  font-size: 2.2rem;
  font-weight: 500;
  word-break: break-all;
  line-height: 1.63;
  letter-spacing: 0.05em;
}
.feature-detail__thumbnail {
  margin-top: 1rem;
}
.feature-detail__thumbnail img {
  aspect-ratio: var(--feature-thumbnail-ratio);
  object-fit: var(--feature-thumbnail-object-fit);
}
.feature-body {
  margin-top: 2rem;
  font-family: var(--font-ja), sans-serif;
  font-size: 1.4rem;
  line-height: 1.71;
  letter-spacing: 0.05em;
  word-break: break-all;
}
.feature-body > * + * {
  margin-top: 3rem;
  margin-bottom: 3rem;
}
.feature-body :is(iframe, video) {
  width: 100%;
  height: auto;
}
.feature-body__info {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.feature-body__category {
  overflow-x: auto;
  overscroll-behavior-x: contain;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 1rem;
  flex-grow: 1;
}
.feature-body__category li {
  flex-shrink: 0;
}
.feature-body__published {
  flex-shrink: 0;
  font-family: var(--font-en), sans-serif;
  font-size: 1.5rem;
  letter-spacing: 0.03em;
}
.feature-body__heading-3,
.feature-body__heading-4,
.feature-body__heading-5,
.feature-body__heading-6 {
  font-weight: 500;
  letter-spacing: 0.02em;
}
.feature-body__heading-3 {
  font-size: 2rem;
  line-height: 1.7;
  letter-spacing: 0.05em;
}
.feature-body__heading-4 {
  font-size: 1.8rem;
  line-height: 1.77;
}
.feature-body__heading-5 {
  font-size: 1.6rem;
  line-height: 1.875;
}
.feature-body__heading-6 {
  font-size: 1.5rem;
  line-height: 1.93;
}
.feature-body__horizon {
  height: 2px;
  margin: 3rem 0;
  background-color: var(--color-white);
  border: none;
}
.feature-body__unorder-list,
.feature-body__order-list {
  list-style-type: none;
}
:is(.feature-body__unorder-list, .feature-body__order-list) :is(.feature-body__unorder-list, .feature-body__order-list) {
  margin-top: 2rem;
}
.feature-body__unorder-list > li::before {
  content: "・";
}
.feature-body__order-list {
  counter-reset: orderNumber;
}
.feature-body__order-list > li::before {
  content: counter(orderNumber) ".";
  counter-increment: orderNumber;
}
.feature-body__text-box {
  padding: 3rem 3rem 2.4rem;
  border-radius: 1rem;
}
.feature-body__text-box[data-type="fill"] {
  background-color: var(--color-white);
}
.feature-body__text-box[data-type="outline"] {
  border: 1px solid var(--color-secondary);
}
.feature-body__table-row {
  font-size: 1.4rem;
  line-height: 1.75;
  letter-spacing: 0.02em;
  border-bottom: 1px solid var(--color-secondary);
}
.feature-body__table-row:first-of-type {
  border-top: 1px solid var(--color-secondary);
}
.feature-body__embed {
  margin: 5.5rem 0;
}
.feature-body__image {
  display: block;
}
.feature-body__col2-image {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.feature-body__image figcaption,
.feature-body__col2-image figcaption {
  margin-top: 1rem;
}
.feature-body__author {
  border-bottom: 1px solid currentColor;
}
.feature-body__author-heading {
  font-size: 1.8rem;
  letter-spacing: 0.03em;
  border-bottom: 2px solid currentColor;
}
.feature-body__author-inner {
  display: grid;
}
.feature-body__author-name,
.feature-body__author-info {
  font-size: 1.3rem;
}
.feature-body__author-name {
  font-weight: 500;
}
.feature-body__author-info {
  margin-top: 1.3rem;
  line-height: 1.84;
}
.feature-body__author-button {
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
}
.feature-body__button {
  display: flex;
  justify-content: center;
  align-items: center;
  padding-inline: 1rem;
  font-family: var(--font-ja), sans-serif;
  font-size: 1.3rem;
  text-align: center;
  text-decoration: none;
  letter-spacing: 0.05em;
  border: 1px solid var(--color-primary);
  opacity: 1 !important;
}
.feature-body__button--primary {
  width: 11rem;
  padding-block: 0.59rem;
  background-color: var(--color-primary);
  color: var(--color-white);
}
.feature-body__button--secondary {
  width: 22rem;
  padding-block: 1.19rem;
  background-color: var(--color-white);
  border-color: var(--color-secondary);
  color: var(--color-primary);
}
.feature-body__button--books {
  width: 20rem;
  padding-block: 0.59rem;
  color: var(--color-primary);
  border-color: currentColor;
  background-color: var(--color-white);
}
.feature-body__button-wrap {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  flex-wrap: wrap;
  gap: 3rem 5rem;
}
.feature-body__item-group-heading {
  font-size: 1.8rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.03em;
  border-bottom: 2px solid currentColor;
}
.feature-body__item-group ul {
  display: grid;
  grid-template-columns: repeat(var(--column-count, 1), minmax(0, 1fr));
  margin-top: 2rem;
}
.feature-body__item-group figcaption {
  margin-top: 1.6rem;
  font-size: 1.4rem;
  line-height: 1.75;
  letter-spacing: 0.02em;
}
.product-item .product-item__image {
  position: relative;
  aspect-ratio: var(--product-image-ratio);
}
.product-item .product-item__image img {
  width: 100%;
  height: 100%;
  object-fit: var(--product-image-object-fit);
}
.product-item .product-item__soldout {
  position: absolute;
  top: 0;
  left: 0;
  z-index: var(--zindex-soldout);
  display: grid;
  place-content: center;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, .4);
  color: var(--color-white);
  font-size: 2.4rem;
  font-weight: var(--fw-medium);
  letter-spacing: .03em;
  pointer-events: none;
}
.product-item .product-item__name {
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
}
.product-item .product-item__price-wrap {
  margin-top: 0.4rem;
}
.product-item .product-item__price-wrap:has(.product-item__price--fixedpurchase) {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.2rem 1rem;
}
.product-item .product-item__price--memberrank,
.product-item .product-item__price--sale,
.product-item .product-item__price--special {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .2rem .6rem;
}
.product-item .product-item__price-inner--proper .product-item__price-numeric {
  text-decoration: line-through;
  font-weight: var(--fw-light);
}
.product-item .product-item__price--fixedpurchase {
  display: grid;
  gap: 0.2rem 1rem;
  width: 100%;
}
.product-item .product-item__price-inner {
  display: flex;
  align-items: baseline;
  column-gap: 0.4rem;
  line-height: 1.3;
}
.product-item .product-item__price-inner--fixed-firsttime,
.product-item .product-item__price-inner--fixed,
.product-item .product-item__price-inner--discount {
  color: var(--color-emphasis);
}
.product-item .product-item__price-icon {
  padding-right: 0.4rem;
  align-self: baseline;
  font-size: 1rem;
}
.product-item .product-item__price-numeric {
  display: flex;
  align-items: baseline;
  gap: 0.2rem;
  font-family: var(--font-en);
  font-size: 1.5rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0;
}
.product-item .product-item__price-tax {
  font-size: 1rem;
  font-weight: var(--fw-regular);
  letter-spacing: 0.03em;
}
.feature-body__item-group-button-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 3rem;
}
.feature-body__item-group ~ :where(#pagination) > .c-pager {
  margin-top: 0;
}
.feature-share {
  border-top: 3px solid var(--color-white);
}
.feature-share__inner {
  margin: 0 auto;
  padding: 0 var(--padding-horizontal-global, 0px);
}
.feature-share__heading {
  font-family: var(--font-en), sans-serif;
  font-size: 2.4rem;
  text-align: center;
  font-weight: var(--fw-regular);
  letter-spacing: 0.03em;
}
.feature-share__link-list {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem 3.1rem;
  margin-top: 2rem;
}
.feature-share__link-list li {
  width: 3.7rem;
}
.feature-share__link-list a {
  overflow: hidden;
  border-radius: 50%;
}
/* --- for small viewport --- */
@media screen and (max-width: 767px) {
  .feature-contents--detail {
    padding-bottom: 6rem;
  }
  .feature-detail__title {
    padding: 0 var(--padding-horizontal-global, 0px);
  }
  :where(.feature-body, .feature-body__item-group) > * {
    width: calc(355 *(100vw / 375));
    margin-left: auto;
    margin-right: auto;
  }
  .feature-body__info {
    gap: 1.5rem;
    max-width: calc(100vw - (var(--padding-horizontal-global, 0px) * 2));
  }
  .feature-body__unorder-list,
  .feature-body__order-list {
    padding-left: 2rem;
  }
  .feature-body__table-row {
    padding: 2rem 0 1.4rem;
  }
  .feature-body__table-row dd {
    margin-top: 0.8rem;
  }
  .feature-body__embed {
    width: 100vw;
  }
  .feature-body__image {
    margin: 3.4rem auto;
  }
  .feature-body__col2-image {
    gap: 2.4rem 1rem;
    margin: 4rem auto;
  }
  .feature-body__author {
    margin: 4rem auto;
  }
  .feature-body__author-inner {
    grid-template-columns: 14.5rem minmax(0, 1fr);
    gap: 2.2rem;
    padding: 1.8rem 0 2rem;
  }
  .feature-body__author-photo {
    grid-area: 1 / 1 / 2 / 2;
  }
  .feature-body__author-body {
    grid-area: 1 / 2 / 2 / 3;
  }
  .feature-body__author-button {
    grid-area: 2 / 1 / 2 / 3;
    justify-content: center;
  }
  .feature-body__button-wrap--sp-center {
    justify-content: center;
  }
  .feature-body__item-group-wrap {
    margin-bottom: 4rem;
  }
  .feature-body__item-group {
    --column-count: 2;
    margin: 4rem auto;
  }
  .feature-body__item-group ul {
    gap: 2.4em 1rem;
  }
  .product-item .product-item__name {
    -webkit-line-clamp: 4;
  }
  .feature-share {
    padding-top: 6rem;
    padding-bottom: 8rem;
  }
}
/* --- for large viewport --- */
@media screen and (min-width: 768px) {
  .feature-contents--detail {
    width: calc(100rem + (var(--padding-horizontal-global, 0px) * 2));
    padding-bottom: 8rem;
  }
  .feature-detail__thumbnail {
    width: 46.5rem;
    margin: 0 auto;
  }
  .feature-body__info {
    gap: 3rem;
  }
  .feature-body__unorder-list,
  .feature-body__order-list {
    padding-left: 3rem;
  }
  .feature-body__table-row {
    display: grid;
    grid-template-columns: 21rem minmax(0, 1fr);
    gap: 4rem;
    padding: 2.5rem 3rem 1.8rem;
  }
  .feature-body__image {
    margin: 5.4rem 0;
  }
  .feature-body__col2-image {
    gap: 2.4rem 3.2rem;
    margin: 6rem 0;
  }
  .feature-body__author {
    margin: 6rem 0;
  }
  .feature-body__author-inner {
    grid-template-columns: 17rem minmax(0, 1fr);
    gap: 0 3.4rem;
    padding: 1.8rem 0;
  }
  .feature-body__author-photo {
    grid-area: 1 / 1 / 3 / 2;
  }
  .feature-body__author-body {
    grid-area: 1 / 2 / 2 / 3;
  }
  .feature-body__author-button {
    grid-area: 2 / 2 / 3 / 3;
  }
  .feature-body__item-group-wrap {
    margin-bottom: 6rem;
  }
  .feature-body__item-group {
    --column-count: 4;
    margin: 6rem auto;
  }
  .feature-body__item-group ul {
    gap: 2.4rem 3.2rem;
  }
  .product-item .product-item__name {
    -webkit-line-clamp: 3;
  }
  .feature-share {
    padding-top: 8rem;
    padding-bottom: 10rem;
  }
  .feature-share__inner {
    width: calc(100rem + (var(--padding-horizontal-global, 0px) * 2));
    padding: 0 var(--padding-horizontal-global, 0px);
  }
}
@media (hover: hover) and (pointer: fine) {
  .feature-body__button {
    transition: background-color 150ms ease, color 150ms ease;
  }
  .feature-body__button--primary:hover {
    background-color: var(--color-white);
    color: var(--color-text-default);
  }
  .feature-body__button--secondary:hover {
    background-color: var(--color-project-bg);
  }
  .feature-body__button--books:hover {
    background-color: var(--color-project-bg);
  }
}