/* レスポンシブ対応スタイル */

/* デスクトップ向けスタイル (1025px以上) */
@media (min-width: 1025px) {
  /* ヘッダー調整 */
  .header {
    padding: 16px 40px;
  }

  .header__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .header__buttons {
    display: flex;
    gap: 12px;
  }

  .header__buttons .btn {
    padding: 12px 16px;
    min-width: 140px;
  }
}

/* タブレット向けスタイル (768px以上1024px未満) */
@media (max-width: 1024px) {
  /* ヘッダー調整 */
  .header {
    padding: 24px 40px;
  }

  .header__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .header__buttons {
    display: none; /* タブレット以下で非表示 */
  }

  .header__buttons .btn {
    padding: 6px 12px;
    min-width: 120px;
  }

  /* セクション調整 */
  .vaton-section__features {
    flex-direction: column;
    align-items: center;
  }

  .vaton-section__feature-item {
    width: 100%;
  }

  .gift-section__partners,
  .gift-section__points {
    padding: 56px 32px;
  }
}

/* モバイル向けスタイル (768px未満) */
@media (max-width: 767px) {
  /* 共通スタイル調整 */
  h1 {
    font-size: 1.8rem;
  }
  h2 {
    font-size: 1.2rem;
  }
  section {
    padding: 40px 0;
  }

  .btn {
    min-width: 160px;
  }

  /* ヘッダー調整 */
  .header {
    padding: 12px 0;
  }
  .header__container {
    flex-direction: column;
    gap: 12px;
  }

  .hero__title {
    margin-bottom: 24px;
  }

  .header__logo-vaton img {
    height: 17px;
  }

  .header__logo-gift img {
    height: 24px;
  }

  .header__logo-area {
    gap: 32px;
  }

  .header__buttons {
    display: none;
  }

  /* メインビジュアル調整 */
  .hero {
    padding: 30px 0 0;
  }

  .hero__service-title {
    margin-bottom: 0;
  }

  .hero__services {
    flex-direction: column;
    width: 100%;
  }

  .hero__service-item {
    padding: 24px 16px 0;
    width: 100%;
    max-width: 100%;
    margin-bottom: 0;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
  }

  .hero__service-item > div:first-of-type {
    flex: 1;
  }

  .hero__service-item:nth-child(even) {
    flex-direction: row-reverse;
  }

  .hero__service-content {
    width: 50%;
  }

  /* rewardとwalletのボタンサイズ調整 */
  .hero__service-content a {
    padding: 8px 12px;
    font-size: 1.2rem;
    width: auto;
  }

  .hero__service-logo {
    margin-bottom: 16px;
  }

  .hero__service-image {
    flex-shrink: 0;
    width: 45%;
    margin-top: 0;
  }

  /* vaton rewardセクション調整 */
  .vaton-section {
    padding: 40px 16px 0;
  }

  .vaton-section__container {
    padding: 40px 16px;
  }

  .vaton-section__logo {
    margin-bottom: 24px;
  }

  .vaton-section__features {
    margin-bottom: 24px;
  }

  /* gift walletセクション調整 */
  .gift-section {
    padding: 24px 16px;
  }

  .gift-section__container {
    padding: 40px 16px;
  }

  .gift-section__logo {
    margin-bottom: 30px;
  }

  .gift-section__description {
    padding: 32px 32px 0;
  }

  .gift-section__features {
    padding: 32px 32px 0;
    margin-bottom: 40px;
  }

  .gift-section__partners,
  .gift-section__points {
    padding: 32px 24px;
  }

  .gift-section__partners-logos {
    gap: 20px;
  }

  .gift-section__partner-logo {
    width: 56px;
    height: 56px;
  }

  .gift-section__points-items {
    flex-direction: column;
    align-items: center;
    gap: 16px;
  }

  .gift-section__points-item {
    width: 100%;
  }

  /* フッター調整 */
  .footer {
    padding: 40px 0 20px;
  }

  .footer__services {
    flex-direction: column;
    align-items: center;
  }

  .footer__service-item {
    width: 100%;
    padding: 40px 16px;
  }

  .footer__bottom {
    align-items: flex-start;
    padding: 32px 16px;
  }

  .footer__bottom-content {
    flex-direction: column-reverse;
    align-items: flex-start;
    gap: 40px;
  }

  .footer__links-list {
    flex-direction: column;
    gap: 10px;
  }

  .vaton-section__feature-item {
    padding: 32px 24px;
  }

  .disclaimer {
    padding: 0 16px;
  }
}

/* 小さいモバイル向けスタイル (480px未満) */
@media (max-width: 479px) {
  .gift-section__partners-logos {
    gap: 15px;
  }

  .sticky-bottom__container a {
    font-size: 12px;
  }
}