/* ===========================
   整備事例ページ
=========================== */

/* 実績数字 */
.case-stats-sec {
  background: var(--off-white);
  padding: 72px 64px 80px;
}

.case-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  margin-top: 0;
}

.case-stat {
  background: var(--white);
  padding: 40px 28px;
  transition: var(--transition);
}

.case-stat:first-child { border-radius: 12px 0 0 12px; }
.case-stat:last-child  { border-radius: 0 12px 12px 0; }

.case-stat:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(37,99,235,0.1);
  position: relative; z-index: 1;
}

.case-stat-num {
  font-family: 'Yu Mincho', '游明朝', serif;
  display: block;
  font-size: 44px;
  font-weight: 400;
  color: var(--blue);
  line-height: 1;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.case-stat-num sup { font-size: 20px; font-weight: 400; vertical-align: super; }

.case-stat-label {
  display: block;
  font-size: 12px; font-weight: 400;
  color: var(--text);
  letter-spacing: 0.06em;
  margin-bottom: 14px; padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

.case-stat-desc {
  font-size: 13px; font-weight: 300;
  color: var(--text-sub);
  line-height: 1.9;
}

/* 整備事例リスト */
.case-list-sec {
  background: var(--white);
  padding: 96px 64px;
}

.case-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 80px 0;
  border-bottom: 1px solid var(--border);
}

.case-item:first-of-type { border-top: 1px solid var(--border); }

/* 偶数アイテムは左右反転 */
.case-item-rev .case-item-img  { order: 2; }
.case-item-rev .case-item-body { order: 1; }

/* 画像エリア */
.case-item-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
}

.case-item-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1.12);
  transform-origin: center;
  will-change: transform;
}

/* 画像プレースホルダー（写真未挿入時） */
.case-img-placeholder {
  width: 100%; height: 100%;
  background: var(--off-white);
  border: 2px dashed var(--border);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-light);
}

.case-img-placeholder svg {
  width: 48px; height: 48px;
  opacity: 0.35;
}

.case-img-placeholder span {
  font-size: 11px; font-weight: 300;
  letter-spacing: 0.15em;
  opacity: 0.5;
}

/* 本文エリア */
.case-eyebrow {
  font-size: 10px; font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--blue-mid);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.case-item-title {
  font-family: 'Yu Mincho', '游明朝', serif;
  font-size: 26px; font-weight: 400;
  color: var(--text);
  line-height: 1.7;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}

.case-item-desc {
  font-size: 14px; font-weight: 300;
  color: var(--text-sub);
  line-height: 2.1;
  margin-bottom: 28px;
}

.case-item-tags {
  display: flex; flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
  list-style: none; padding: 0;
}

.case-item-tags li {
  font-size: 10px; font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--blue-mid);
  border: 1px solid var(--blue-pale);
  border-radius: 20px;
  padding: 4px 14px;
  background: var(--blue-ghost);
}

.case-link {
  display: inline-block;
  font-size: 12px; font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
  transition: var(--transition);
}

.case-link:hover {
  color: var(--blue);
  border-bottom-color: var(--blue);
}

/* お客様の声 */
.voice-section {
  padding: 96px 64px;
  position: relative;
}

.voice-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 8px;
  position: relative; z-index: 1;
}

/* 10件時: 最後の1枚を中央列に配置 */
.voice-grid > .voice-card:nth-child(3n+1):last-child {
  grid-column: 2;
}

.voice-card {
  background: var(--white);
  border-radius: 20px;
  padding: 36px 28px;
  border: 1.5px solid var(--border);
  transition: var(--transition);
}

.voice-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(37,99,235,0.1);
  border-color: var(--blue-pale);
}

.voice-stars {
  font-size: 16px;
  color: var(--gold);
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.voice-text {
  font-size: 14px; font-weight: 300;
  color: var(--text);
  line-height: 2;
  margin-bottom: 20px;
}

.voice-name {
  font-size: 12px; font-weight: 300;
  color: var(--text-light);
  letter-spacing: 0.06em;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

/* CTA */
.case-cta-sec {
  background: var(--navy);
  padding: 0 64px;
}

.case-cta {
  padding: 80px 0;
  display: flex; flex-direction: column;
  align-items: flex-start;
}

.case-cta h2 {
  font-family: 'Yu Mincho', '游明朝', serif;
  font-size: 28px; font-weight: 400;
  color: var(--white);
  margin-top: 14px; margin-bottom: 12px;
}

.case-cta p {
  font-size: 14px; font-weight: 300;
  color: rgba(255,255,255,0.6);
  line-height: 1.9;
}

/* アニメーション */
.anim { opacity: 0; transform: translateY(24px); transition: opacity 0.9s ease, transform 0.9s ease; }
.anim.visible { opacity: 1; transform: translateY(0); }

/* ===========================
   レスポンシブ
=========================== */
@media (max-width: 1024px) {
  .case-stats-sec  { padding: 64px 40px 72px; }
  .case-list-sec   { padding: 80px 40px; }
  .voice-section   { padding: 80px 40px; }
  .case-cta-sec    { padding: 0 40px; }
  .case-item       { gap: 48px; }
}

@media (max-width: 900px) {
  .case-stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .case-stat:first-child { border-radius: 12px; }
  .case-stat:last-child  { border-radius: 12px; }
  .case-item       { grid-template-columns: 1fr; gap: 36px; padding: 56px 0; }
  .case-item-rev .case-item-img  { order: 0; }
  .case-item-rev .case-item-body { order: 0; }
  .case-item-img   { aspect-ratio: 16 / 9; }
  .voice-grid      { grid-template-columns: 1fr; max-width: 480px; }
}

@media (max-width: 768px) {
  .case-stats-sec  { padding: 48px 24px 56px; }
  .case-list-sec   { padding: 56px 24px; }
  .voice-section   { padding: 64px 24px; }
  .case-cta-sec    { padding: 0 24px; }
  .case-cta        { padding: 60px 0; }
  .case-stats-grid { grid-template-columns: 1fr; gap: 8px; }
  .case-stat       { border-radius: 12px !important; }
  .case-stat-num   { font-size: 36px; }
  .case-item-title { font-size: 22px; }
}