/* =====================================================
   佐倉ミント 公式サイト - shop.css
   shop.html 専用スタイル（STEP 6）
   common.css の後に読み込む
   ※ send_mail.php / phpmailer / SMTP は一切参照しない
===================================================== */

/* =====================================================
   PAGE HEADER
===================================================== */
.shop-page-header {
  padding: 5rem 0 3.5rem;
  background: linear-gradient(160deg, var(--mint-pale) 0%, var(--sakura-pale) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.shop-page-header::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 50% 60% at 20% 50%, rgba(90,171,143,.1) 0%, transparent 60%),
    radial-gradient(ellipse 40% 50% at 80% 50%, rgba(212,95,138,.08) 0%, transparent 60%);
  pointer-events: none;
}
.shop-page-header .container { position: relative; z-index: 1; }

.shop-page-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  color: var(--text-main);
  margin-bottom: .5rem;
  line-height: 1.15;
}
.shop-page-title span { color: var(--mint-dark); }

.shop-page-catch {
  font-size: 1rem;
  color: var(--text-sub);
  margin-bottom: 1.75rem;
  line-height: 1.7;
}
.shop-header-btns {
  display: flex; gap: .75rem; justify-content: center; flex-wrap: wrap;
}

/* =====================================================
   STORE CARDS（ストア一覧）
===================================================== */
.shop-stores-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.shop-store-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s;
  display: flex; flex-direction: column;
}
.shop-store-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.shop-store-card--main  { border-color: var(--sakura-light); }
.shop-store-card--sub   { border-color: var(--mint-light); }
.shop-store-card--fanbox{ border-color: #f5c0b8; }

/* ストアバナー */
.shop-store-banner {
  aspect-ratio: 16 / 7;
  overflow: hidden;
  position: relative;
}
.shop-store-banner img {
  width: 100%; height: 100%; object-fit: cover;
}
/* [差し替えポイント] バナー画像が未設定の場合のプレースホルダー */
.shop-store-banner-placeholder {
  width: 100%; height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: .6rem;
  font-size: .85rem; font-weight: 700;
  text-align: center; padding: 1rem;
}
.shop-store-banner-placeholder svg { opacity: .35; width: 40px; height: 40px; }
.banner-bg--main   { background: linear-gradient(135deg, var(--sakura-pale), #fce4ec); color: var(--sakura); }
.banner-bg--sub    { background: linear-gradient(135deg, var(--mint-pale), #e0f4ec); color: var(--mint-dark); }
.banner-bg--fanbox { background: linear-gradient(135deg, #fff0ee, var(--sakura-pale)); color: #c0614c; }

/* ストアカード本体 */
.shop-store-body { padding: 1.4rem 1.5rem 1.2rem; flex: 1; display: flex; flex-direction: column; gap: .6rem; }

.shop-store-platform {
  font-size: .7rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: var(--text-muted);
}
.shop-store-name {
  font-size: 1.1rem; font-weight: 900; color: var(--text-main);
}
.shop-store-operator {
  font-size: .78rem; color: var(--text-muted);
  display: flex; align-items: center; gap: .3rem;
}
.shop-store-operator svg { width: 13px; height: 13px; color: var(--mint); }
.shop-store-desc {
  font-size: .87rem; color: var(--text-sub); line-height: 1.7; flex: 1;
}
.shop-store-tags {
  display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .2rem;
}
.shop-store-tag {
  font-size: .7rem; font-weight: 700;
  padding: .2rem .65rem; border-radius: 99px;
  border: 1px solid;
}
.tag--sakura { color: var(--sakura);    border-color: var(--sakura-light); background: var(--sakura-pale); }
.tag--mint   { color: var(--mint-dark); border-color: var(--mint-light);   background: var(--mint-pale); }
.tag--fanbox { color: #c0614c;          border-color: #f5c0b8;             background: #fff5f4; }

.shop-store-footer { padding: 0 1.5rem 1.4rem; }
/* 外部リンクボタン（BOOTH誘導 = shop-external-btn） */
.shop-external-btn {
  display: flex; align-items: center; justify-content: center; gap: .5rem;
  width: 100%; padding: .7rem 1rem;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: .88rem; font-weight: 700;
  transition: all .2s;
  text-decoration: none;
}
.shop-external-btn--sakura {
  background: var(--sakura); color: #fff;
  box-shadow: 0 3px 12px rgba(212,95,138,.3);
}
.shop-external-btn--sakura:hover { background: var(--sakura-dark); }
.shop-external-btn--mint {
  background: var(--mint); color: #fff;
  box-shadow: 0 3px 12px rgba(90,171,143,.3);
}
.shop-external-btn--mint:hover { background: var(--mint-dark); }
.shop-external-btn--fanbox {
  background: #e8705c; color: #fff;
  box-shadow: 0 3px 12px rgba(232,112,92,.25);
}
.shop-external-btn--fanbox:hover { background: #c0614c; }
.shop-external-btn svg { width: 15px; height: 15px; }

/* =====================================================
   CATEGORY SECTION（商品カテゴリ）
===================================================== */
.shop-categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}
.shop-cat-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.3rem 1.4rem;
  display: flex; flex-direction: column; gap: .6rem;
  transition: all .2s;
  text-decoration: none; color: inherit;
}
.shop-cat-card:hover {
  border-color: var(--mint-light);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.shop-cat-icon {
  width: 42px; height: 42px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
}
.shop-cat-icon svg { width: 22px; height: 22px; }
.shop-cat-name { font-size: .95rem; font-weight: 700; color: var(--text-main); }
.shop-cat-desc { font-size: .81rem; color: var(--text-sub); line-height: 1.6; }
.shop-cat-link {
  font-size: .78rem; font-weight: 700; color: var(--mint-dark);
  display: inline-flex; align-items: center; gap: .25rem;
  margin-top: auto;
}
.shop-cat-link svg { width: 13px; height: 13px; }

/* =====================================================
   PICKUP PRODUCTS（注目商品カード）
===================================================== */
.shop-pickup-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
}

.shop-product-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s;
  display: flex; flex-direction: column;
}
.shop-product-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

/* [差し替えポイント] 商品画像: images/shop/products/product_001.png など */
.shop-product-img {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  position: relative;
  background: var(--sakura-pale);
}
.shop-product-img img {
  width: 100%; height: 100%; object-fit: cover;
}
.shop-product-img-placeholder {
  width: 100%; height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: .5rem; color: var(--sakura);
  font-size: .78rem; font-weight: 700; text-align: center; padding: 1rem;
}
.shop-product-img-placeholder svg { opacity: .3; width: 36px; height: 36px; }

.shop-product-badge {
  position: absolute; top: .65rem; left: .65rem;
  font-size: .66rem; font-weight: 700;
  padding: .2rem .6rem; border-radius: 99px;
}
.badge--digital  { background: var(--mint-pale);   color: var(--mint-dark); }
.badge--physical { background: var(--sakura-pale);  color: var(--sakura); }
.badge--vroid    { background: #eef0ff;              color: #4040c0; }
.badge--new      { background: var(--sakura); color: #fff; }

.shop-product-body { padding: 1rem 1.2rem; flex: 1; display: flex; flex-direction: column; gap: .4rem; }
.shop-product-cat  { font-size: .7rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: .05em; }
.shop-product-name { font-size: .95rem; font-weight: 700; color: var(--text-main); line-height: 1.4; }
.shop-product-desc { font-size: .8rem; color: var(--text-sub); line-height: 1.6; flex: 1; }
.shop-product-price {
  font-size: 1.1rem; font-weight: 900; color: var(--sakura);
  margin-top: .35rem;
}
.shop-product-price small { font-size: .72rem; font-weight: 500; color: var(--text-muted); margin-left: .25rem; }

.shop-product-footer { padding: 0 1.2rem 1.2rem; }
/* BOOTH誘導ボタン（現在の購入ボタン） */
.shop-buy-external {
  display: flex; align-items: center; justify-content: center; gap: .4rem;
  width: 100%;
  padding: .6rem;
  border-radius: var(--radius-sm);
  background: var(--sakura);
  color: #fff;
  font-family: var(--font);
  font-size: .85rem; font-weight: 700;
  text-decoration: none;
  transition: background .2s;
}
.shop-buy-external:hover { background: var(--sakura-dark); }
.shop-buy-external svg { width: 14px; height: 14px; }

/*
 * [将来実装] Stripe Checkout ボタン
 * 現在はコメントアウト。Workers接続後に .shop-buy-external を差し替える。
 * .shop-buy-btn {
 *   display: flex; align-items: center; justify-content: center; gap: .4rem;
 *   width: 100%; padding: .6rem; border-radius: var(--radius-sm);
 *   background: var(--sakura); color: #fff;
 *   font-family: var(--font); font-size: .85rem; font-weight: 700;
 *   border: none; cursor: pointer; transition: background .2s;
 * }
 * .shop-buy-btn:hover { background: var(--sakura-dark); }
 */

/* =====================================================
   BUY vs ORDER（販売と依頼の違い）
===================================================== */
.shop-vs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto;
}
.shop-vs-card {
  border-radius: var(--radius);
  padding: 2rem 1.8rem;
  display: flex; flex-direction: column; gap: 1rem;
}
.shop-vs-card--buy {
  background: var(--mint-pale);
  border: 2px solid var(--mint-light);
}
.shop-vs-card--order {
  background: var(--sakura-pale);
  border: 2px solid var(--sakura-light);
}
.shop-vs-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
}
.shop-vs-icon svg { width: 26px; height: 26px; }
.vs-icon--buy   { background: var(--mint-pale);   border: 2px solid var(--mint-light);   color: var(--mint-dark); }
.vs-icon--order { background: var(--sakura-pale);  border: 2px solid var(--sakura-light); color: var(--sakura); }
.shop-vs-title { font-size: 1.2rem; font-weight: 900; color: var(--text-main); }
.shop-vs-subtitle { font-size: .82rem; font-weight: 700; color: var(--text-muted); margin-top: -.5rem; }
.shop-vs-list { display: flex; flex-direction: column; gap: .5rem; flex: 1; }
.shop-vs-item {
  display: flex; align-items: flex-start; gap: .6rem;
  font-size: .87rem; color: var(--text-sub); line-height: 1.5;
}
.shop-vs-item svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: .15rem; }
.vs-check--buy   { color: var(--mint); }
.vs-check--order { color: var(--sakura); }

/* =====================================================
   STRIPE PLACEHOLDER（将来実装）
===================================================== */
/*
 * [将来実装] Stripe Checkout セクション
 * Cloudflare Workers + Stripe 接続後にコメントを外す
 *
 * .shop-stripe-section { ... }
 * .shop-stripe-notice  { ... }
 *
 * 実装時の参照: shop.js の stripeCheckout() 関数スタブ
 */

/* =====================================================
   RESPONSIVE
===================================================== */
@media (max-width: 768px) {
  .shop-page-header { padding: 4rem 0 2.5rem; }
  .shop-stores-grid { grid-template-columns: 1fr; }
  .shop-categories-grid { grid-template-columns: repeat(2, 1fr); }
  .shop-pickup-grid { grid-template-columns: repeat(2, 1fr); gap: .75rem; }
  .shop-vs-grid { grid-template-columns: 1fr; gap: 1rem; }
}

@media (max-width: 480px) {
  .shop-categories-grid { grid-template-columns: 1fr; }
  .shop-pickup-grid { grid-template-columns: 1fr; }
  .shop-vs-card { padding: 1.5rem 1.3rem; }
  .shop-header-btns { flex-direction: column; align-items: center; }
}