/* =========================================
   Download Modal Component
   - CTAボタン押下で表示されるダウンロードモーダル
   - PCユーザー向け（スマホはOS判定で直接ストアへ）
   - QRコード + iOS/Android ストアバッジを表示
   ========================================= */

/* ── オーバーレイ全体 ── */
.download-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2000;
  pointer-events: none;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.25s ease, visibility 0s linear 0.25s;
}

.download-modal.is-open {
  pointer-events: auto;
  visibility: visible;
  opacity: 1;
  transition: opacity 0.25s ease, visibility 0s linear 0s;
}

/* ── 背景オーバーレイ ── */
.download-modal__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  cursor: pointer;
}

/* ── ダイアログ本体 ── */
.download-modal__dialog {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  width: calc(100% - 32px);
  max-width: 420px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 48px 32px 36px;
  box-shadow: var(--shadow-card);
  opacity: 0;
  transition: opacity 0.3s ease 0.05s,
              transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) 0.05s;
}

.download-modal.is-open .download-modal__dialog {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

/* ── 閉じるボタン ── */
.download-modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-circle);
  transition: background-color var(--transition-fast);
  -webkit-tap-highlight-color: transparent;
}

.download-modal__close:hover {
  background-color: #f5f5f5;
}

.download-modal__close:focus-visible {
  outline: 2px solid var(--color-primary-blue);
  outline-offset: 2px;
}

.download-modal__close svg {
  width: 18px;
  height: 18px;
  stroke: var(--color-text-primary);
  stroke-width: 2.5;
  stroke-linecap: round;
}

/* ── ヘッダー（ポチカメ + タイトル） ── */
.download-modal__header {
  text-align: center;
  margin-bottom: 24px;
}

.download-modal__char {
  width: 70px;
  height: auto;
  margin: 0 auto 8px;
  display: block;
}

.download-modal__title {
  font-family: var(--font-main);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.4;
}

/* ── QRコード ── */
.download-modal__qr {
  text-align: center;
  margin-bottom: 24px;
}

.download-modal__qr-image {
  width: 180px;
  height: 180px;
  margin: 0 auto 12px;
  background: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  padding: 8px;
  box-sizing: border-box;
  /* QRコード描画領域 */
  display: flex;
  align-items: center;
  justify-content: center;
}

.download-modal__qr-image svg {
  width: 100%;
  height: 100%;
  display: block;
}

.download-modal__qr-note {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text-secondary);
}

/* ── 区切り線 ── */
.download-modal__divider {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: 700;
}

.download-modal__divider::before,
.download-modal__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background-color: var(--color-border-light);
}

.download-modal__divider-text {
  padding: 0 12px;
}

/* ── ストアバッジ ── */
.download-modal__stores {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  gap: 12px;
}

.download-modal__stores a {
  display: block;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.download-modal__stores a:hover {
  transform: translateY(-2px);
  opacity: 0.9;
}

.download-modal__stores img {
  height: 48px;
  width: auto;
  display: block;
}

/* ── body スクロールロック ── */
body.is-modal-open {
  overflow: hidden;
}

/* ── SP対応 ── */
@media (max-width: 500px) {
  .download-modal__dialog {
    padding: 40px 24px 28px;
  }

  .download-modal__char {
    width: 60px;
  }

  .download-modal__title {
    font-size: 18px;
  }

  .download-modal__qr-image {
    width: 160px;
    height: 160px;
  }

  .download-modal__stores img {
    height: 44px;
  }
  .download-modal__stores {
    flex-direction: column;
    gap: 10px;
  }

  .download-modal__stores img {
    height: 44px;
  }
}

/* ── prefers-reduced-motion 対応 ── */
@media (prefers-reduced-motion: reduce) {
  .download-modal,
  .download-modal__dialog {
    transition: opacity 0.1s linear !important;
  }

  .download-modal__dialog {
    transform: translate(-50%, -50%) !important;
  }
}