/* =======================================================
支援事例・制作事例の一覧（10/11谷 案A）
4列の小さいカードで1画面に8枚。上に業種の絞り込み。
動かすのは transform・opacity だけ。
======================================================= */
.p-case-archive {
  padding: 4rem 0 7.5rem;
}

/* 業種の絞り込み */
.p-case-archive__filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}
.p-case-archive__chip {
  display: inline-flex;
  gap: 0.375rem;
  align-items: center;
  padding: 0.375rem 0.875rem 0.4375rem;
  font-size: 0.8125rem;
  line-height: 1.4;
  color: var(--color-txt);
  letter-spacing: 0.05em;
  border: 0.0625rem solid #d6d9e0;
  border-radius: 62.5rem;
  transition: color 0.2s, background-color 0.2s, border-color 0.2s;
}
.p-case-archive__chip-num {
  font-size: 0.6875rem;
  color: var(--color-gray);
  font-variant-numeric: tabular-nums;
  transition: color 0.2s;
}
@media (hover: hover) {
  .p-case-archive__chip:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
  }
}
.p-case-archive__chip.is-active {
  color: #fff;
  background: var(--color-dark-navy);
  border-color: var(--color-dark-navy);
}
.p-case-archive__chip.is-active .p-case-archive__chip-num {
  color: rgba(255, 255, 255, 0.6);
}

/* カード一覧 */
.p-archive__article-wrapper.p-case-archive__list {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 2.5rem 1.5rem;
  padding-bottom: 4rem;
}
.p-case-card[hidden] {
  display: none;
}
.p-case-card.is-case-in {
  animation: case-in 0.35s ease-out both;
}
@keyframes case-in {
  from { opacity: 0; transform: translateY(0.5rem); }
  to   { opacity: 1; transform: none; }
}
.p-case-card__link {
  display: block;
}

/* 写真：16:10。ホバー動画を後から重ねられるよう枠は relative のまま */
.p-archive__article-img-wrapper.p-case-card__media {
  aspect-ratio: 16 / 10;
  margin-bottom: 0.875rem;
  border-radius: 0.75rem;
  background: var(--color-gray03);
}
.p-case-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(.2, .7, .2, 1);
}
.p-case-card__media .p-archive__article-corp-logo {
  right: 0.5rem;
  bottom: 0.5rem;
  width: 4.5rem;
  height: 2rem;
  padding: 0.25rem 0.4375rem;
}

.p-case-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.75rem;
  margin-bottom: 0.375rem;
  font-size: 0.6875rem;
  line-height: 1.6;
  letter-spacing: 0.05em;
}
.p-case-card__ind {
  font-weight: 700;
  color: var(--color-accent);
}
.p-case-card__svc {
  color: var(--color-gray);
}
.p-case-card__ttl {
  display: -webkit-box;
  overflow: hidden;
  font-size: 0.875rem;
  font-weight: 700;
  line-height: 1.65;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  transition: color 0.2s;
}
.p-case-card__name {
  margin-top: 0.375rem;
  overflow: hidden;
  font-size: 0.6875rem;
  line-height: 1.6;
  color: var(--color-gray);
}
@media (hover: hover) {
  .p-case-card__link:hover .p-case-card__img {
    transform: scale(1.05);
  }
  .p-case-card__link:hover .p-case-card__ttl {
    color: var(--color-accent);
  }
}

/* タブレット幅：3列 */
@media screen and (min-width: 769px) and (max-width: 1080px) {
  .p-archive__article-wrapper.p-case-archive__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* SP：2列 */
@media screen and (max-width: 768px) {
  .p-case-archive {
    padding: 2.5rem 0 5rem;
  }
  .p-case-archive__filter {
    flex-wrap: nowrap;
    gap: 0.375rem;
    margin: 0 -1.25rem 1.75rem;
    padding: 0 1.25rem;
    overflow-x: auto;
    scrollbar-width: none;
  }
  .p-case-archive__filter::-webkit-scrollbar {
    display: none;
  }
  .p-case-archive__chip {
    flex-shrink: 0;
    padding: 0.3125rem 0.75rem 0.375rem;
    font-size: 0.75rem;
  }
  .p-archive__article-wrapper.p-case-archive__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.75rem 0.75rem;
    padding-bottom: 2.5rem;
  }
  .p-archive__article-img-wrapper.p-case-card__media {
    margin-bottom: 0.625rem;
    border-radius: 0.5rem;
  }
  .p-case-card__media .p-archive__article-corp-logo {
    right: 0.3125rem;
    bottom: 0.3125rem;
    width: 3.5rem;
    height: 1.5rem;
    padding: 0.1875rem 0.3125rem;
  }
  .p-case-card__meta {
    gap: 0.125rem 0.5rem;
    margin-bottom: 0.25rem;
    font-size: 0.625rem;
  }
  .p-case-card__ttl {
    font-size: 0.75rem;
    line-height: 1.6;
    -webkit-line-clamp: 3;
  }
  .p-case-card__name {
    font-size: 0.625rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .p-case-card.is-case-in { animation: none; }
  .p-case-card__img { transition: none; }
}