/* ============================================
   Headline Cards Component
   横スクロール型FEATUREカード
   ============================================ */

.headline-cards {
  padding: 60px 0 40px;
  background: var(--color-white);
}
@media (min-width: 768px) {
  .headline-cards {
    padding: 80px 0 50px;
  }
}
@media (min-width: 1024px) {
  .headline-cards {
    padding: 100px 0 60px;
  }
}

.headline-cards__inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* スクロールコンテナ */
.headline-cards__scroll-container {
  margin-top: 40px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  /* 右側のパディングを確保してカードが見切れるようにする */
  margin-right: calc(-1 * var(--container-padding));
  padding-right: var(--container-padding);
  padding-bottom: 15px;
  cursor: grab;
}
.headline-cards__scroll-container.is-dragging {
  cursor: grabbing;
  user-select: none;
}
/* スクロールバーのスタイル */
.headline-cards__scroll-container::-webkit-scrollbar {
  height: 6px;
}
.headline-cards__scroll-container::-webkit-scrollbar-track {
  background: var(--color-bg-light-gray);
  border-radius: 3px;
}
.headline-cards__scroll-container::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: 3px;
}
.headline-cards__scroll-container::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary-dark);
}
@media (min-width: 768px) {
  .headline-cards__scroll-container {
    margin-top: 60px;
  }
}

/* カードリスト */
.headline-cards__list {
  display: flex;
  gap: 20px;
  padding-bottom: 20px;
}
@media (min-width: 768px) {
  .headline-cards__list {
    gap: 30px;
  }
}

/* カード */
.headline-cards__card {
  flex: 0 0 300px;
  min-height: 480px;
  background: var(--color-bg-light);
  border-radius: 10px;
  overflow: hidden;
  position: relative;
}
@media (min-width: 768px) {
  .headline-cards__card {
    flex: 0 0 380px;
    min-height: 540px;
  }
}
@media (min-width: 1024px) {
  .headline-cards__card {
    flex: 0 0 433px;
    min-height: 578px;
  }
}

/* カード画像 */
.headline-cards__card-image {
  width: calc(100% - 52px);
  height: 220px;
  margin: 40px auto 0;
  overflow: hidden;
}
@media (min-width: 768px) {
  .headline-cards__card-image {
    height: 250px;
    margin-top: 45px;
  }
}
@media (min-width: 1024px) {
  .headline-cards__card-image {
    width: 329px;
    height: 275px;
    margin: 47px auto 0;
  }
}
.headline-cards__card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* FEATURE番号 */
.headline-cards__card-number {
  display: block;
  font-family: var(--font-family-heading);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 20px 20px 0;
  line-height: 1.25;
}
@media (min-width: 768px) {
  .headline-cards__card-number {
    font-size: 14px;
    padding: 25px 25px 0;
  }
}
@media (min-width: 1024px) {
  .headline-cards__card-number {
    font-size: 15px;
    padding: 17px 28px 0;
  }
}

/* カードタイトル */
.headline-cards__card-title {
  font-family: var(--font-family-accent);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-secondary);
  line-height: 1.4;
  padding: 8px 20px 0;
  min-height: 56px;
}
@media (min-width: 768px) {
  .headline-cards__card-title {
    font-size: 22px;
    padding: 8px 25px 0;
    min-height: 62px;
  }
}
@media (min-width: 1024px) {
  .headline-cards__card-title {
    font-size: 24px;
    padding: 8px 28px 0;
    min-height: 67px;
  }
}

/* カード説明文 */
.headline-cards__card-text {
  font-family: var(--font-family-accent);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-secondary);
  line-height: 1.75;
  padding: 15px 20px 25px;
}
@media (min-width: 768px) {
  .headline-cards__card-text {
    font-size: 15px;
    padding: 15px 25px 30px;
  }
}
@media (min-width: 1024px) {
  .headline-cards__card-text {
    font-size: 16px;
    line-height: 1.75;
    padding: 15px 28px 30px;
  }
}

/* ============================================
   GSAP ScrollTrigger 横スクロール用
   PC (1024px〜) のみ適用
   ============================================ */
@media (min-width: 1024px) {
  /* PC: GSAP横スクロールが制御するためoverflowを非表示 */
  .headline-cards__scroll-container {
    overflow: hidden;
  }

  /* GSAPピン固定時のスタイル */
  .headline-cards.pin-spacer {
    padding: 0 !important;
  }

  /* 横スクロールモード時 */
  .headline-cards--horizontal .headline-cards__scroll-container {
    overflow: visible;
    margin-right: 0;
    padding-right: 0;
  }

  .headline-cards--horizontal .headline-cards__list {
    will-change: transform;
  }
}