/* =========================================
   Case Study
   ========================================= */

.case {
  padding: 80px 16px;
  font-weight: 500;
}

.case__inner {
  max-width: 1100px;
  margin: 0 auto;
}

/* カード枠 */
.case-card {
  border: 3px solid #0b2b8f;
  border-radius: 20px;
  background: #fff;
  padding: clamp(18px, 2.6vw, 28px);
}

/* ラベル（ピル） */
.case-card__label {
  display: inline-block;
  margin: 0 0 10px;
  padding: 8px 16px;
  background: #0b2b8f;
  color: #fff;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
}

/* タイトル */
.case-card__title {
  margin: 0 0 14px;
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 800;
  color: #0b2b8f;
  letter-spacing: 0.02em;
  padding-bottom: 12px;
  border-bottom: 2px solid rgba(11, 43, 143, 0.25);
}

/* 上段スクショ */
.case-card__shots {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin: 14px 0 16px;
}

.case-card__shot {
  margin: 0;
  background: #f3f5fb;
  border-radius: 8px;
  overflow: hidden;
}

.case-card__shot img {
  width: 100%;
  height: auto;
  display: block;
}

/* ブルーバー */
.case-card__bar {
  margin: 16px 0 10px;
  padding: 14px 16px;
  background: #0b2b8f;
  color: #fff;
  font-weight: 800;
  border-radius: 6px;
  letter-spacing: 0.02em;
}

/* 困っていたこと（オレンジ丸） */
.case-card__point {
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: 2px solid rgba(11, 43, 143, 0.2);
}

.case-card__pointText {
  margin: 0;
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 16px;
  line-height: 1.7;
}

.case-card__pointText::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #f39a1f;
  margin-top: 6px;
  flex-shrink: 0;
}

/* 説明（グレーボックス） */
.case-card__desc {
  background: #eef1f8;
  border-radius: 6px;
  padding: 16px;
  margin: 0 0 16px;
}

.case-card__desc p {
  margin: 0;
  font-size: 16px;
  line-height: 1.9;
  color: #333;
}

/* 数値 */
.case-card__metrics {
  margin: 12px 0 18px;
  font-size: 16px;
  line-height: 1.8;
  color: #333;
}

.case-card__metrics strong {
  font-size: 32px;
  font-weight: 900;
  color: #f39a1f;
  margin: 0 2px;
}

/* サムネ */
.case-card__thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.case-card__thumb {
  display: block;
  border-radius: 12px;
  overflow: hidden;
  background: #f3f5fb;
}

.case-card__thumb img {
  width: 100%;
  height: auto;
  display: block;
}

.case-card__thumb {
  border-radius: 12px;
  overflow: hidden;
  background: #f3f5fb;
  margin: 0;
}

.case-card__thumb img {
  width: 100%;
  height: auto;
  display: block;
}


/* =========================================
   Responsive
   ========================================= */

@media (max-width: 900px) {
  .case-card__shots {
    grid-template-columns: repeat(2, 1fr);
  }
  .case-card__thumbs {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .case-card__shots {
    grid-template-columns: 1fr;
  }
  .case-card__thumbs {
    grid-template-columns: 1fr;
  }
}