/* ===== CASE PAGE ===== */

.case-breadcrumb {
  padding: 14px 0;
  background: #f8f6f3;
  border-bottom: 1px solid #e8e0d8;
  font-size: 13px;
  color: #8b7f77;
}

.case-breadcrumb nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.case-breadcrumb a {
  color: #8b6f5a;
  text-decoration: none;
}

.case-breadcrumb a:hover { text-decoration: underline; }

/* Hero */
.case-hero {
  position: relative;
  height: 480px;
  overflow: hidden;
}

.case-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.case-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(42,36,32,.75) 0%, rgba(42,36,32,.2) 60%, transparent 100%);
  display: flex;
  align-items: flex-end;
  padding-bottom: 48px;
}

.case-hero__cat {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .1em;
  color: rgba(255,255,255,.8);
  border: 1px solid rgba(255,255,255,.4);
  padding: 4px 12px;
  margin-bottom: 12px;
}

.case-hero__title {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
}

/* Meta：スペック表（ラベル左・値右の行積み）。項目数が変わっても貧相にならない */
.case-meta { padding: 48px 0 40px; }
.case-meta__grid {
  display: block;
  max-width: 720px;
  margin: 0 auto;
  border: 1px solid #e8e0d8;
  border-radius: 8px;
  background: #fff;
  overflow: hidden;
}

/* 旧モディファイア（HTMLに残っていても無害化） */
.case-meta__grid--3col,
.case-meta__grid--4col { }

.case-meta__item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 15px 24px;
  border-bottom: 1px solid #f0ebe5;
}

.case-meta__item:last-child { border-bottom: none; }

.case-meta__item dt {
  font-size: 13px;
  color: #8b7f77;
  letter-spacing: .04em;
  flex-shrink: 0;
}

.case-meta__item dd {
  font-size: 15px;
  font-weight: 700;
  color: #2a2420;
  line-height: 1.5;
  text-align: right;
}

/* Body */
.case-body { padding-top: 32px; }
.case-body__inner {
  display: flex;
  flex-direction: column;
  gap: 64px;
}

.case-body__text {
  max-width: 760px;
  margin: 0 auto;
  width: 100%;
}

.case-body__text h2 {
  font-size: 18px;
  font-weight: 700;
  color: #2a2420;
  margin: 40px 0 12px;
  padding-left: 12px;
  border-left: 3px solid #8b6f5a;
}

.case-body__text h2:first-child { margin-top: 0; }

.case-body__text p {
  font-size: 15px;
  line-height: 1.9;
  color: #5a4f47;
  margin-bottom: 16px;
  text-wrap: pretty;
}

/* Gallery */
.case-gallery h2 {
  font-size: 18px;
  font-weight: 700;
  color: #2a2420;
  margin-bottom: 24px;
  padding-left: 12px;
  border-left: 3px solid #8b6f5a;
}

.case-gallery__ba {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px;
}

.case-gallery__col {
  min-width: 0;
  overflow: hidden;
}

.case-gallery__label {
  font-size: 11px;
  letter-spacing: .15em;
  font-weight: 700;
  color: #8b7f77;
  margin-bottom: 12px;
}

.case-gallery__label--after { color: #8b6f5a; }

.case-gallery__imgs {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 8px;
}

.case-gallery__imgs img:first-child {
  grid-column: 1 / -1;
}

.case-gallery__imgs img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: 2px;
}

/* Related */
.case-related__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.case-related__item {
  text-decoration: none;
  color: #2a2420;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: opacity .2s;
}

.case-related__item:hover { opacity: .8; }

.case-related__item img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: 2px;
}

.case-related__item span {
  font-size: 13px;
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 768px) {
  .case-hero { height: 300px; }

  /* メタ：スマホでもスペック表のまま（行積み） */
  .case-meta__item { padding: 13px 18px; gap: 16px; }
  .case-meta__item dt { font-size: 12px; }
  .case-meta__item dd { font-size: 14px; }

  .case-gallery__ba { grid-template-columns: minmax(0, 1fr); }

  .case-related__grid { grid-template-columns: minmax(0, 1fr); }
}