/* ======================================================================
   price-v2.css — マトリクス・Sticky・ライトテーマ追加スタイル
   ====================================================================== */

/* ---------- 変数 ---------- */
:root {
  --pv2-accent: #d4a0a0;
  --pv2-cta: #e67e22;
  --pv2-cta-hover: #d35400;
  --pv2-bg: #fafafa;
  --pv2-card-bg: #ffffff;
  --pv2-border: #e0e0e0;
  --pv2-text: #333333;
  --pv2-text-muted: #777777;
  --pv2-selected-bg: #fff5f0;
  --pv2-selected-border: #e67e22;
}

/* ---------- レイアウト ---------- */
.pv2-main-content {
  overflow-x: hidden;
  min-width: 0;
}
.pv2-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 24px;
  align-items: start;
}
@media (max-width: 991px) {
  .pv2-layout {
    grid-template-columns: 1fr;
  }
}

/* ---------- Sticky合計カード ---------- */
.pv2-sticky-card {
  position: sticky;
  top: 80px;
  background: var(--pv2-card-bg);
  border: 1px solid var(--pv2-border);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.pv2-sticky-card .total-label {
  font-size: 0.85rem;
  color: var(--pv2-text-muted);
  margin-bottom: 4px;
}
.pv2-sticky-card .total-amount {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--pv2-text);
}
.pv2-sticky-card .total-detail {
  font-size: 0.8rem;
  color: var(--pv2-text-muted);
  margin: 8px 0 16px;
  line-height: 1.6;
}
.pv2-sticky-card .total-detail .detail-row {
  display: flex;
  justify-content: space-between;
  padding: 3px 0;
  border-bottom: 1px dotted #eee;
}
.pv2-sticky-card .cta-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.pv2-btn-order {
  display: block;
  width: 100%;
  padding: 14px;
  background: var(--pv2-cta);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 700;
  text-align: center;
  cursor: pointer;
  transition: background 0.2s;
}
.pv2-btn-order:hover {
  background: var(--pv2-cta-hover);
}
.pv2-btn-order--disabled,
.pv2-btn-order:disabled {
  background: #bbb;
  cursor: not-allowed;
  opacity: .7;
}
.pv2-btn-order--disabled:hover,
.pv2-btn-order:disabled:hover {
  background: #bbb;
}
.pv2-btn-pdf {
  display: block;
  width: 100%;
  padding: 12px;
  background: #fff;
  color: var(--pv2-accent);
  border: 2px solid var(--pv2-accent);
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
}
.pv2-btn-pdf:hover {
  background: #fdf0f0;
}

/* ---------- モバイル下部固定バー ---------- */
@media (max-width: 991px) {
  .pv2-sticky-card {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    top: auto;
    z-index: 1000;
    border-radius: 12px 12px 0 0;
    padding: 12px 16px;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.12);
  }
  .pv2-sticky-card .total-detail {
    display: none;
  }
  .pv2-sticky-card .cta-group {
    flex-direction: row;
  }
  .pv2-btn-order,
  .pv2-btn-pdf {
    flex: 1;
  }
  .pv2-main-content {
    padding-bottom: 120px;
  }
}

/* ---------- マトリクス価格表 ---------- */
.matrix-section {
  margin: 32px 0;
}
.matrix-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-height: 620px;
  overflow-y: auto;
  border: 1px solid var(--pv2-border);
  border-radius: 8px;
}
.price-matrix-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.82rem;
}
.price-matrix-table th,
.price-matrix-table td {
  padding: 7px 6px;
  text-align: center;
  border-bottom: 1px solid var(--pv2-border);
  border-right: 1px solid var(--pv2-border);
  white-space: nowrap;
}
.matrix-corner {
  background: #eef1f5;
  font-weight: 700;
  min-width: 72px;
  position: sticky;
  left: 0;
  top: 0;
  z-index: 3;
  font-size: 0.75rem;
}
.matrix-lt-header {
  background: #eef1f5;
  font-weight: 600;
  min-width: 80px;
  position: sticky;
  top: 0;
  z-index: 2;
  padding: 8px 4px;
}
.matrix-lt-label {
  display: block;
  font-size: 0.78rem;
}
.matrix-lt-date {
  display: block;
  font-size: 0.68rem;
  color: #e74c3c;
  font-weight: 700;
  margin-top: 2px;
}
.matrix-lt-header.is-active {
  background: var(--pv2-selected-bg);
  color: var(--pv2-cta);
}
.matrix-lt-header.is-active .matrix-lt-date {
  color: var(--pv2-cta);
}
.matrix-qty-header {
  background: #f8f9fa;
  font-weight: 600;
  text-align: right;
  position: sticky;
  left: 0;
  z-index: 1;
  font-size: 0.8rem;
}
.matrix-row-alt .matrix-qty-header {
  background: #f1f3f5;
}
.is-active-row .matrix-qty-header {
  background: var(--pv2-selected-bg);
  color: var(--pv2-cta);
  font-weight: 700;
}
.matrix-row-alt td {
  background: #fafbfc;
}
.matrix-cell {
  cursor: pointer;
  transition: all 0.15s;
  position: relative;
}
.matrix-cell:hover {
  background: #ffe8d6 !important;
  transform: scale(1.02);
  box-shadow: inset 0 0 0 2px var(--pv2-cta);
  z-index: 1;
}
.matrix-cell.is-selected {
  background: var(--pv2-selected-bg) !important;
  box-shadow: inset 0 0 0 2px var(--pv2-selected-border);
  font-weight: 700;
}
.matrix-price {
  display: block;
  color: #c0392b;
  font-weight: 600;
  font-size: 0.82rem;
}
.matrix-cell:hover .matrix-price {
  color: #a0301f;
  font-weight: 700;
}
.matrix-na {
  color: #ccc;
}
/* モバイルのみ横スクロール */
@media (max-width: 991px) {
  .price-matrix-table {
    min-width: 580px;
  }
}

/* ---------- 商品画像セレクター ---------- */
.pv2-image-selector {
  text-align: center;
  margin: 16px 0;
}
.pv2-image-selector .product-image {
  max-width: 100%;
  max-height: 200px;
  border-radius: 8px;
  object-fit: contain;
}

/* ---------- セクション見出し ---------- */
.pv2-section-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--pv2-text);
  padding: 12px 0;
  margin: 24px 0 12px;
  border-bottom: 2px solid var(--pv2-cta);
}

/* ---------- noscript fallback ---------- */
.pv2-noscript {
  background: #fff3cd;
  border: 1px solid #ffc107;
  border-radius: 8px;
  padding: 16px;
  margin: 16px 0;
  text-align: center;
}