/*
 * カード：インタビュー（interview-cards.php）、
 * 事業領域（business-grid.php）、領域への小さなリンク（templates/business-detail.php）。
 * ホバー時：枠線が紺色になり、矢印が右へ動き、写真が少し拡大する（effects.css）。
 */

/* 事業領域：暗い写真のカード。最初の2枚は大きめ。 */
.business-grid {
  display: grid;
  gap: 1.25rem;
}

.business-card {
  position: relative;
  display: block;
  height: 100%;
  overflow: hidden;
  border-radius: 1.5rem 4rem 1.5rem 1.5rem; /* 右上だけ大きく丸める */
  background: var(--color-navy-800);
  aspect-ratio: 4 / 3;
}

.business-card__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.95;
}

.business-card__shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top in oklab, rgb(76 79 105 / 0.9), rgb(76 79 105 / 0.45) 50%, transparent 85%);
}

.business-card__bar {
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 0.25rem;
  background: var(--area-on-dark); /* 写真の上なので淡い色 */
}

.business-card__number {
  position: absolute;
  top: 1.25rem;
  left: 1.5rem;
  color: rgb(255 255 255 / 0.7);
  font-family: var(--font-en);
  font-size: 0.875rem;
  font-weight: 700;
  line-height: 1.4286;
}

.business-card__body {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  padding: 1.5rem;
}

.business-card__en {
  color: var(--area-on-dark);
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.3333;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

.business-card__title {
  margin-top: 0.5rem;
  color: var(--color-white);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.4;
}

.business-card__text {
  margin-top: 0.75rem;
  padding-right: 3rem;
  color: rgb(255 255 255 / 0.75);
  font-size: 0.875rem;
  line-height: 1.625;
}

.business-card .circle-arrow {
  position: absolute;
  right: 1.5rem;
  bottom: 1.5rem;
  width: 2.75rem;
  height: 2.75rem;
  overflow: hidden;
  isolation: isolate; /* 塗りの層を矢印の後ろに置くため */
  color: var(--color-white);
  transition: color 0.45s var(--ease);
}

/* 丸の線。塗りと線のあいだに隙間ができないよう、枠線ではなく塗りの上に重ねて描く */
.business-card .circle-arrow::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgb(255 255 255 / 0.4);
  border-radius: inherit;
  transition: border-color 0.45s var(--ease);
}

/*
 * ホバーすると、分野の色の塗りが左からスッと入り、矢印は右へ抜けて左から戻ってくる（矢印は紺になる）。
 */
.business-card .circle-arrow::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background: var(--area-on-dark);
  transform: translateX(-101%);
  transition: transform 0.45s var(--ease);
}

.business-card:hover .circle-arrow {
  color: var(--color-navy-900);
}

.business-card:hover .circle-arrow::after {
  border-color: var(--area-on-dark);
}

.business-card:hover .circle-arrow::before {
  transform: translateX(0);
}

.business-card .circle-arrow__icon {
  position: relative;
  z-index: 1;
  display: inline-block;
}

.business-card:hover .circle-arrow__icon {
  animation: circle-arrow-through 0.5s var(--ease);
}

@keyframes circle-arrow-through {
  0% {
    transform: translateX(0);
  }
  45% {
    transform: translateX(2.5rem);
  }
  46% {
    transform: translateX(-2.5rem);
  }
  100% {
    transform: translateX(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .business-card .circle-arrow::before {
    transition: none;
  }

  .business-card:hover .circle-arrow__icon {
    animation: none;
  }
}

@media (min-width: 640px) {
  .business-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .business-card--large {
    aspect-ratio: 16 / 10;
  }

  .business-card__number {
    left: 2rem;
  }

  .business-card__body {
    padding: 2rem;
  }

  .business-card__title {
    font-size: 1.5rem;
    line-height: 1.3333;
  }

  .business-card .circle-arrow {
    right: 2rem;
    bottom: 2rem;
  }
}

/* 1024px 以上：3列。大きいカード（business-grid.php が決める）は2列分の幅 */
@media (min-width: 1024px) {
  .business-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .business-grid > li {
    grid-column: span 4 / span 4;
  }

  .business-grid > li.business-grid__large {
    grid-column: span 6 / span 6;
  }
}

/* ほかの事業領域への小さなリンク（領域ページの下部） */
.area-links {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.area-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-large);
  padding: 1rem;
  transition: border-color 0.3s var(--ease);
}

.area-link:hover {
  border-color: var(--color-navy-900);
}

.area-link__image {
  position: relative;
  flex-shrink: 0;
  width: 4rem;
  height: 4rem;
  overflow: hidden;
  border-radius: var(--radius-small);
  background: var(--color-surface);
}

.area-link__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.area-link__text {
  flex: 1;
}

.area-link__en {
  display: block;
  color: var(--area-text);
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.area-link__title {
  display: block;
  color: var(--color-navy-900);
  font-weight: 700;
}

.area-link .arrow {
  color: var(--color-navy-900);
}

@media (min-width: 640px) {
  .area-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .area-links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/*
 * 社員インタビュー（interview-cards.php）：角に小さな矢印がある縦長の写真と、
 * その下の部署と入社年（カードの枠はなし）。スマホでは1行に2つ、1024px 以上では4つ。
 */
.people-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2.5rem 1.25rem;
}

.person-card {
  display: block;
}

.person-card__photo {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: 1.5rem 5rem 1.5rem 1.5rem; /* 右上だけ大きく丸める */
  background: var(--color-surface);
  aspect-ratio: 4 / 5;
}

.person-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.person-card .circle-arrow {
  position: absolute;
  right: 0.75rem;
  bottom: 0.75rem;
  width: 2rem;
  height: 2rem;
  background: var(--color-navy-900);
  color: var(--color-white);
  font-size: 0.875rem;
  line-height: 1;
}

.person-card:hover .circle-arrow {
  transform: translateX(0.25rem);
}

.person-card__dept {
  display: block;
  margin-top: 1rem;
}

.person-card__name {
  display: block;
  margin-top: 0.25rem;
  color: var(--color-navy-900);
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.5556;
}

@media (min-width: 768px) {
  .people-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .people-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* 紺色の帯の上（トップページの採用情報）：文字を白にし、常に2列で並べる */
.people-grid--dark {
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
}

.people-grid--dark .person-card__dept {
  color: rgb(255 255 255 / 0.6);
}

.people-grid--dark .person-card__name {
  color: var(--color-white);
}

.people-grid--dark .circle-arrow {
  background: var(--color-white);
  color: var(--color-navy-900);
}