/* ==========================================================================
   企業情報ページ（company/index.html）
   Breakpoint: SP ~375px / PC 768px+
   ========================================================================== */

/* エラーページも company-section を使うため、同じ変数を共有する */
.company-page,
.error-page {
  --company-pad-sp: 24px;
  --company-content-max: 1280px;
  --company-pad-inline: max(var(--company-pad-sp), calc((100vw - var(--company-content-max)) / 2));
  --company-pad-pc: var(--company-pad-inline);
  --company-header-pad-pc: clamp(24px, 6.04vw, 116px);
}

/* --- Page Header --- */
.page-header {
  background: var(--color-gray-50);
}

.page-header__inner {
  display: flex;
  flex-direction: column;
  gap: 40px;
  padding: 0 var(--company-pad-sp) 40px;
}

.page-header__title-block {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.page-header__title-block .section-label {
  margin-bottom: 0;
}

.page-header__title {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: var(--fw-heading);
  line-height: 1.125;
  color: var(--color-gray-700);
}

.page-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 30px;
}

.page-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 0;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1;
  color: var(--color-gray-700);
  white-space: nowrap;
}

.page-nav__icon {
  display: block;
  width: 28px;
  height: 17px;
  flex-shrink: 0;
}

.breadcrumb {
  padding: 8px var(--company-pad-sp);
  background: var(--color-gray-50);
  border-top: 1px solid var(--color-gray-300);
}

.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.04em;
  line-height: calc(25.84 / 12);
  color: var(--color-gray-700);
}

.breadcrumb__item:not(:last-child)::after {
  content: "";
  display: block;
  width: 5px;
  height: 8px;
  background: url(/assets/images/icon-breadcrumb-arrow.svg) center / contain no-repeat;
  flex-shrink: 0;
}

.breadcrumb__item a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* --- KV --- */
.company-kv {
  padding: 64px 0 20px var(--company-pad-sp);
  background: var(--color-gray-50);
}

.company-kv__inner {
  position: relative;
  width: calc(100vw - var(--company-pad-sp));
  max-width: none;
}

.company-kv__visual {
  position: relative;
  height: 205px;
  margin-bottom: -83px;
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  overflow: hidden;
}

.company-kv__image {
  position: absolute;
  left: -35.5%;
  top: -23.9%;
  width: 139%;
  height: 126%;
  max-width: none;
  object-fit: cover;
}

.company-kv__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
}

.company-kv__copy {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-left: 8px;
}

.company-kv__line {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  max-width: 100%;
  padding: 14px 10px;
  background: var(--color-white);
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0.04em;
  color: var(--color-gray-700);
}

/* --- Section Common --- */
.company-section {
  padding: 48px var(--company-pad-inline);
  background: var(--color-gray-50);
}

.company-section--gray {
  background: var(--color-gray-100);
}

.company-section__inner {
  width: 100%;
  max-width: var(--company-content-max);
  margin-inline: auto;
}

.company-section__head {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}

.company-section__title {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-gray-700);
}

.company-section__title-line {
  display: block;
  width: 34px;
  height: 1px;
  background: var(--color-gray-700);
}

.company-section__lead {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--color-gray-700);
}

/* --- Message --- */
.company-message__body {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.company-message__profile {
  order: 2;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.company-message__content {
  order: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.company-message__photo {
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.company-message__photo img {
  display: block;
  width: 100%;
  height: 240px;
  object-fit: cover;
  object-position: 45% center;
}

.company-message__role {
  font-size: 14px;
  font-weight: var(--fw-md);
  line-height: 1;
  color: var(--color-gray-700);
}

.company-message__name {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.75;
  color: var(--color-gray-700);
}

.company-message__heading {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--color-gray-700);
}

.company-message__text {
  font-size: 16px;
  font-weight: var(--fw-md);
  line-height: 1.75;
  color: var(--color-gray-700);
}

.company-message__text p + p {
  margin-top: 1em;
}

/* --- Philosophy --- */
.company-philosophy__intro {
  margin-bottom: 40px;
}

.company-philosophy__grid {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.company-philosophy__list {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.philosophy-item {
  display: flex;
  gap: 24px;
  align-items: stretch;
}

.philosophy-item__num {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  font-family: var(--font-label);
  font-size: 24px;
  font-weight: var(--fw-md);
  line-height: 1;
  color: var(--color-gray-300);
}

.philosophy-item__num::after {
  content: "";
  flex: 1 1 auto;
  width: 1px;
  min-height: 0;
  background: var(--color-gray-300);
}

.philosophy-item__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.philosophy-item__label-en {
  font-family: var(--font-label);
  font-size: 14px;
  font-weight: var(--fw-md);
  line-height: 1.3;
  color: var(--color-red);
}

.philosophy-item__label-ja {
  font-size: 22px;
  font-weight: var(--fw-md);
  line-height: 1.4;
  color: var(--color-gray-700);
}

.philosophy-item__text {
  font-size: 16px;
  font-weight: var(--fw-md);
  line-height: 1.75;
  color: var(--color-gray-700);
}

.philosophy-item__values {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.philosophy-item__values li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 16px;
  font-weight: var(--fw-md);
  line-height: 1.75;
  color: var(--color-gray-700);
}

.philosophy-item__values li::before {
  content: "";
  flex-shrink: 0;
  width: 8px;
  height: 1px;
  margin-top: 14px;
  background: var(--color-gray-700);
}

.company-philosophy__diagram {
  display: flex;
  justify-content: center;
}

.company-philosophy__diagram img {
  display: block;
  width: min(100%, 400px);
  height: auto;
}

/* --- Overview --- */
.company-overview__layout {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.company-overview__content {
  display: flex;
  flex-direction: column;
}

.overview-table {
  width: 100%;
}

.overview-table__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-gray-300);
}

.overview-table__row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.overview-table__row:first-child {
  padding-top: 0;
}

.overview-table__term {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.75;
  color: var(--color-gray-700);
}

.overview-table__desc {
  font-size: 16px;
  font-weight: var(--fw-md);
  line-height: 1.75;
  color: var(--color-gray-700);
}

.overview-table__desc p + p {
  margin-top: 0;
}

/* --- Organization --- */
.company-organization__content {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.company-organization__figure {
  box-sizing: border-box;
  height: 416px;
  background: var(--color-gray-50);
  border-radius: var(--radius-sm);
  padding: 10px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.company-organization__figure img {
  display: block;
  flex-shrink: 0;
  width: 150%;
  max-width: none;
  height: auto;
}

/* --- History --- */
.company-history {
  padding-right: 0;
  overflow: hidden;
}

.company-history__head {
  margin-bottom: 32px;
}

.company-history__slider-wrap {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: calc(100% + var(--company-pad-inline));
  margin-right: calc(-1 * var(--company-pad-inline));
}

.history-slider {
  display: flex;
  gap: 4px;
  width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
  padding-bottom: 4px;
  cursor: grab;
}

.history-slider:active,
.history-slider.is-dragging {
  cursor: grabbing;
}

.history-slider.is-dragging {
  scroll-snap-type: none;
  user-select: none;
}

.history-slider::-webkit-scrollbar {
  display: none;
}

.history-card {
  flex: 0 0 min(220px, 72vw);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 32px;
  min-height: 368px;
  padding: 32px 24px;
  background: var(--color-gray-100);
}

.company-section--gray .history-card {
  background: var(--color-gray-50);
}

.history-card--wide {
  flex-basis: min(270px, 80vw);
}

.history-card--tall {
  min-height: 452px;
}

.history-card__date {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.history-card__year {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  font-family: var(--font-label);
  font-size: 24px;
  font-weight: var(--fw-md);
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--color-gray-700);
}

.history-card__year-suffix {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: var(--fw-md);
  line-height: 1;
}

.history-card__era {
  font-size: 14px;
  font-weight: var(--fw-md);
  line-height: 1;
  color: var(--color-gray-400);
}

.history-card__text {
  flex: 1;
  font-size: 16px;
  font-weight: var(--fw-md);
  line-height: 1.75;
  color: var(--color-gray-700);
}

.history-card__text p + p {
  margin-top: 0.5em;
}

.history-card__media {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  padding: 14px;
  background: var(--color-white);
  border-radius: var(--radius-sm);
}

.history-card__media img {
  display: block;
  max-width: 100%;
  max-height: 52px;
  width: auto;
  height: auto;
  object-fit: contain;
}

.history-card__media--photo {
  padding: 0;
  overflow: hidden;
}

.history-card__media--photo img {
  width: 100%;
  max-height: none;
  height: 120px;
  object-fit: cover;
}

.history-indicator {
  position: relative;
  height: 26px;
  overflow: visible;
}

.history-indicator::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 3px;
  transform: translateY(-50%);
  background: var(--color-gray-300);
  border-radius: 999px;
}

.history-indicator__bar {
  position: absolute;
  top: 0;
  left: 0;
  width: 44px;
  height: 26px;
  background: var(--color-gray-700);
  border-radius: 13px;
  transition: transform 0.15s ease;
}

.history-slider.is-dragging ~ .history-indicator .history-indicator__bar {
  transition: none;
}

.company-history .history-indicator {
  width: min(var(--company-content-max), calc(100% - var(--company-pad-inline)));
  margin-right: var(--company-pad-inline);
  margin-top: 16px;
  flex-shrink: 0;
}

/* --- Related Links --- */
.company-related {
  padding: 0;
  background: var(--color-white);
}

.company-related__list {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: none;
  margin: 0;
}

.related-card {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 24px;
  background: var(--color-white);
  border-top: 1px solid var(--color-gray-300);
  text-decoration: none;
}

.related-card__body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.related-card:nth-child(2) .related-card__body {
  gap: 4px;
}

.related-card__label {
  font-family: var(--font-label);
  font-size: 12px;
  font-weight: var(--fw-md);
  line-height: 18px;
  letter-spacing: 0.72px;
  text-transform: capitalize;
  color: var(--color-red);
}

.related-card__title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  line-height: 36px;
  color: var(--color-gray-700);
}

.related-card__icon {
  display: block;
  width: 30px;
  height: 18px;
  flex-shrink: 0;
}

/* --- Contact --- */
.company-contact {
  position: relative;
  padding: 48px var(--company-pad-inline);
  color: var(--color-white);
  overflow: hidden;
  isolation: isolate;
}

.company-contact__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.company-contact__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  mix-blend-mode: multiply;
}

.company-contact__overlay {
  position: absolute;
  inset: 0;
  background: rgba(40, 40, 40, 0.6);
}

.company-contact__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 32px;
  width: 100%;
  max-width: var(--company-content-max);
  margin-inline: auto;
  transform: translateZ(0);
}

.company-contact__copy {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.company-contact__title {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 600;
  line-height: 1.5;
}

.company-contact__lead {
  font-size: 16px;
  font-weight: var(--fw-md);
  line-height: 1.75;
}

.company-contact__cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  min-height: 220px;
  padding: 24px;
  background: var(--color-white);
  border-radius: 8px;
  color: var(--color-gray-700);
  text-decoration: none;
}

.contact-card__body {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.contact-card__badge {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.03em;
  color: var(--color-red);
}

.contact-card__title {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.45;
}

.contact-card__icon {
  align-self: flex-end;
  display: block;
  width: 40px;
  height: 24px;
}

/* ==========================================================================
   PC
   ========================================================================== */
@media (min-width: 768px) {
  /* 見出しと目次が横に並びきらない幅では目次を段落ちさせる。
     見出しを縮めて 1 文字ずつ折り返すのを防ぐのが目的。 */
  .page-header__inner {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
    padding: 0 var(--company-header-pad-pc) 40px;
  }

  .page-header__title {
    font-size: 72px;
    line-height: 1;
  }

  /* 段落ち後は 1 行を占有して右寄せを保ち、項目が多い場合は 2 段に折り返す */
  .page-nav {
    flex: 1 1 auto;
    justify-content: flex-end;
    gap: 32px;
  }

  .page-nav__link {
    gap: 12px;
    padding: 16px 0;
  }

  .breadcrumb {
    padding: 8px var(--company-header-pad-pc);
  }

  .breadcrumb__list {
    gap: 12px;
  }

  .breadcrumb__item {
    gap: 12px;
  }

  .company-kv {
    padding: 80px 0 80px var(--company-header-pad-pc);
  }

  .company-kv__inner {
    width: calc(100vw - var(--company-header-pad-pc));
  }

  .company-kv__visual {
    height: 360px;
    margin-bottom: 0;
  }

  .company-kv__image {
    position: static;
    left: auto;
    top: auto;
    width: 100%;
    height: 100%;
    max-width: none;
    object-fit: cover;
  }

  .company-kv__copy {
    margin-top: -124px;
    padding-left: 40px;
  }

  .company-kv__line {
    font-size: 36px;
    line-height: 1.33;
    padding: 14px 10px;
  }

  .company-section {
    padding: 80px var(--company-pad-pc);
  }

  .company-section__head {
    margin-bottom: 40px;
  }

  .company-section__title {
    font-size: 24px;
    line-height: 1.33;
  }

  .company-section__lead {
    font-size: 36px;
    line-height: 1.55;
  }

  .company-message__body {
    flex-direction: row;
    gap: 80px;
    align-items: flex-start;
  }

  .company-message__profile {
    order: 0;
    flex: 0 0 422px;
  }

  .company-message__content {
    order: 0;
  }

  .company-message__photo img {
    height: auto;
    aspect-ratio: 400 / 267;
    object-position: center;
  }

  .company-message__heading {
    font-size: 36px;
    line-height: 1.55;
  }

  .company-philosophy__grid {
    flex-direction: row;
    gap: 80px;
    align-items: flex-start;
  }

  .company-philosophy__list {
    flex: 1;
    gap: 32px;
  }

  .philosophy-item {
    gap: 48px;
  }

  .philosophy-item__num {
    font-size: 24px;
  }

  .philosophy-item__label-ja {
    font-size: 28px;
    line-height: 1.4;
  }

  .company-philosophy__diagram {
    flex: 0 0 auto;
  }

  .company-philosophy__diagram img {
    width: 400px;
  }

  .company-overview__layout {
    flex-direction: row;
    justify-content: space-between;
    gap: 80px;
  }

  .company-overview__layout .company-section__head {
    flex: 0 0 240px;
    margin-bottom: 0;
  }

  .company-overview__content {
    flex: 1;
    max-width: 844px;
  }

  .overview-table {
    width: 100%;
  }

  .overview-table__row {
    grid-template-columns: 200px 1fr;
    gap: 0 40px;
    padding: 24px 0;
  }

  .company-organization__layout {
    display: flex;
    justify-content: space-between;
    gap: 80px;
  }

  .company-organization__layout .company-section__head {
    flex: 0 0 240px;
    margin-bottom: 0;
  }

  .company-organization__content {
    flex: 1;
    max-width: 844px;
    gap: 40px;
  }

  .company-organization__figure {
    height: auto;
    overflow: visible;
    display: block;
  }

  .company-organization__figure img {
    width: 100%;
    height: auto;
    object-fit: contain;
  }

  .company-history__head {
    max-width: var(--company-content-max);
    margin-inline: auto;
    margin-bottom: 32px;
  }

  .company-history {
    padding-right: 0;
    padding-bottom: 48px;
  }

  .company-history__slider-wrap {
    width: calc(100% + var(--company-pad-pc));
    margin-right: calc(-1 * var(--company-pad-pc));
  }

  .history-card {
    flex: 0 0 220px;
  }

  .history-card--wide {
    flex: 0 0 270px;
  }

  .company-history .history-indicator {
    width: min(var(--company-content-max), calc(100% - var(--company-pad-pc)));
    margin-right: var(--company-pad-pc);
    margin-top: 16px;
    height: 25px;
  }

  .company-history .history-indicator__bar {
    height: 25px;
    border-radius: 12.5px;
  }

  .company-related {
    padding: 80px var(--company-pad-pc);
    background: var(--color-gray-50);
  }

  .company-related__list {
    flex-direction: row;
    gap: 16px;
    max-width: var(--company-content-max);
    margin-inline: auto;
  }

  .related-card {
    flex: 1;
    min-height: 106px;
    border-top: none;
    border-radius: var(--radius-sm);
  }

  .related-card:nth-child(2) .related-card__body {
    gap: 4px;
  }

  .related-card__title {
    font-size: 22px;
    line-height: 1.6;
  }

  .company-contact {
    padding-block: 80px;
    padding-inline: var(--company-pad-inline);
  }

  /* カードは 320px×2 で縮まないため、横に並びきらない幅では
     カードを段落ちさせてコピーが潰れるのを防ぐ。 */
  .company-contact__inner {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: 40px;
  }

  .company-contact__copy {
    flex: 1 1 auto;
    min-width: 0;
  }

  .company-contact__title {
    font-size: 36px;
    line-height: 1.55;
  }

  .company-contact__cards {
    flex-direction: row;
    flex-shrink: 0;
    gap: 16px;
  }

  .contact-card {
    width: 320px;
    min-height: 280px;
    padding: 32px;
  }

  .contact-card__title {
    font-size: 24px;
    line-height: 1.5;
  }

  /* 統合カードは横長1枚。幅は左コピーとのバランスを保つため 656px（旧2枚分＋gap）*/
  .contact-card--merged {
    width: 656px;
    min-height: 0;
    padding: 32px 40px;
    gap: 20px;
  }

  .contact-card--merged .contact-card__title {
    font-size: 24px;
    line-height: 1.5;
  }
}

/* --- 統合CTAカード（資料請求＋来場予約を1枚に統合）--- */
.contact-card--merged {
  gap: 16px;
  min-height: 0;
}

.contact-card--merged .contact-card__title {
  font-size: 20px;
  line-height: 1.5;
}

.contact-card--merged .contact-card__text {
  font-size: 14px;
  font-weight: var(--fw-md);
  line-height: 1.71;
}

/* --- ZEH普及目標と実績（会社概要内）--- */
.zeh {
  margin-top: 40px;
}

.zeh__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-gray-700);
  margin-bottom: 16px;
}

.zeh__scroll {
  overflow-x: auto;
}

.zeh-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  line-height: 1.6;
  white-space: nowrap;
}

.zeh-table th,
.zeh-table td {
  border: 1px solid #e5e5e5;
  padding: 10px 12px;
  text-align: left;
  color: var(--color-gray-700);
}

.zeh-table thead th,
.zeh-table tbody th {
  background: var(--color-gray-50);
  font-weight: 700;
}

.zeh__note {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.8;
  color: #666;
}

/* ==========================================================================
   エラーページ（404）
   ========================================================================== */
.error-body {
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding-block: 32px 16px;
}

.error-body p {
  margin: 0;
  font-size: 16px;
  font-weight: var(--fw-md);
  line-height: 1.85;
  color: var(--color-gray-700);
}

.error-body__action {
  display: flex;
  justify-content: center;
}

@media (min-width: 768px) {
  .error-body {
    gap: 40px;
    padding-block: 56px 24px;
  }

  .error-body__action {
    justify-content: flex-start;
  }
}

/* ==========================================================================
   企業理念: 見出し列が固定幅のため、項目リストが潰れる幅では段落ちさせる
   ========================================================================== */
@media (min-width: 768px) {
  .company-philosophy__grid {
    flex-wrap: wrap;
  }

  .company-philosophy__list {
    flex: 1 1 360px;
  }
}

/* ==========================================================================
   カードUI ホバー／フォーカス（.btn:hover と同じ opacity 変化）
   ========================================================================== */
.contact-card,
.related-card {
  transition: opacity 0.2s;
}

.contact-card:hover,
.contact-card:focus-visible,
.related-card:hover,
.related-card:focus-visible {
  opacity: 0.85;
}