/* ============================================================
   product-detail.css - 商品詳細ページ共通スタイル
   ============================================================ */


/* ================================================================
   商品詳細ページ固有CSS
   ================================================================ */
@keyframes imgFadeIn{to{opacity:1;transform:scale(1)}}

/* ヒーロー */
.pd-hero{background:var(--primary);padding-top:64px;min-height:calc(100vh);display:grid;grid-template-columns:1fr 1fr;position:relative;overflow:hidden}
.pd-hero::before{content:'';position:absolute;width:800px;height:800px;border-radius:50%;border:1px solid rgba(165,124,55,0.07);top:-200px;right:-200px;pointer-events:none}

/* 左：画像パネル */
.pd-img-panel{position:relative;display:flex;align-items:center;justify-content:center;padding:var(--sp-4) var(--sp-4) var(--sp-4);padding-top:calc(var(--sp-4) + 32px);background:var(--cr)}
.pd-img-wrap{position:relative;width:100%;max-width:480px}
.pd-img-main{width:100%;height:auto;display:block;opacity:0;transform:scale(0.96);animation:imgFadeIn 0.9s 0.3s cubic-bezier(0.16,1,0.3,1) forwards}
.pd-img-badge{position:absolute;top:24px;left:24px;background:var(--primary);color:var(--gold3);font-size:10px;letter-spacing:0.2em;text-transform:uppercase;padding:8px 16px;border:1px solid rgba(165,124,55,0.3)}
.pd-img-tags{display:flex;gap:8px;flex-wrap:wrap;position:absolute;bottom:24px;left:24px;right:24px}
.pd-img-tag{background:rgba(18,29,39,0.7);color:rgba(255,255,255,0.7);font-size:10px;letter-spacing:0.14em;padding:5px 10px;backdrop-filter:blur(8px)}

/* 右：情報パネル */
.pd-info-panel{display:flex;flex-direction:column;justify-content:center;padding:var(--sp-4) var(--sp-5) var(--sp-4) var(--sp-4);padding-top:calc(var(--sp-4) + 32px);position:relative;z-index:1}
.pd-eyebrow{display:flex;align-items:center;gap:12px;font-size:11px;letter-spacing:0.22em;color:var(--gold3);text-transform:uppercase;margin-bottom:var(--sp-1);opacity:0;animation:fadeUp 0.6s 0.4s forwards}
.pd-eyebrow-line{height:1px;width:24px;background:var(--gold3)}
.pd-name-ja{font-family:'Playfair Display',serif;font-size:clamp(32px,3.5vw,48px);color:#fff;font-weight:700;line-height:1.1;margin-bottom:8px;opacity:0;animation:fadeUp 0.7s 0.5s forwards}
.pd-name-ja em{font-style:italic;color:var(--gold3)}
.pd-name-en{font-size:14px;color:rgba(255,255,255,0.4);letter-spacing:0.1em;margin-bottom:var(--sp-2);opacity:0;animation:fadeUp 0.7s 0.55s forwards}
.pd-desc{font-size:var(--fs-base);color:rgba(255,255,255,0.6);line-height:1.875;margin-bottom:var(--sp-2);max-width:480px;opacity:0;animation:fadeUp 0.7s 0.6s forwards}
.pd-highlights{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:var(--sp-2);opacity:0;animation:fadeUp 0.7s 0.65s forwards}
.pd-hl{font-size:11px;padding:5px 12px;border:1px solid rgba(165,124,55,0.35);color:var(--gold3);letter-spacing:0.1em}
.pd-specs{display:flex;gap:0;border:1px solid rgba(255,255,255,0.08);margin-bottom:var(--sp-3);opacity:0;animation:fadeUp 0.7s 0.68s forwards}
.pd-spec{flex:1;padding:16px;border-right:1px solid rgba(255,255,255,0.08);text-align:center}
.pd-spec:last-child{border-right:none}
.pd-spec-label{font-size:10px;letter-spacing:0.16em;color:rgba(255,255,255,0.35);text-transform:uppercase;margin-bottom:6px}
.pd-spec-val{font-size:var(--fs-base);color:#fff;font-weight:500}
.pd-spec-val em{font-size:11px;color:var(--gold3);font-style:normal;margin-left:2px}
.pd-cta{display:flex;flex-direction:column;gap:12px;opacity:0;animation:fadeUp 0.7s 0.7s forwards}
.pd-btn-primary{display:flex;align-items:center;justify-content:center;gap:10px;background:var(--gold);color:#fff;padding:18px var(--sp-2);font-size:var(--fs-base);font-weight:500;letter-spacing:0.1em;text-decoration:none;text-transform:uppercase;transition:all 0.25s;position:relative;overflow:hidden}
.pd-btn-primary::after{content:'';position:absolute;inset:0;background:rgba(255,255,255,0.15);transform:translateX(-110%) skewX(-18deg);transition:transform 0.4s}
.pd-btn-primary:hover::after{transform:translateX(110%) skewX(-18deg)}
.pd-btn-primary:hover{background:var(--gold2);transform:translateY(-2px)}
.pd-btn-secondary{display:flex;align-items:center;justify-content:center;gap:10px;border:1.5px solid rgba(255,255,255,0.2);color:rgba(255,255,255,0.7);padding:16px var(--sp-2);font-size:var(--fs-base);letter-spacing:0.08em;text-decoration:none;transition:all 0.25s}
.pd-btn-secondary:hover{border-color:rgba(255,255,255,0.5);color:#fff}

/* ================================================================
   タブセクション
   ================================================================ */
.pd-tabs-section{background:var(--cr);padding:var(--sp-5) var(--sp-5)}
.pd-tabs-nav{display:flex;border-bottom:2px solid var(--be3);margin-bottom:var(--sp-3);gap:0}
.pd-tab-btn{padding:16px 28px;font-size:var(--fs-base);font-family:inherit;background:none;border:none;cursor:pointer;color:var(--tl);letter-spacing:0.06em;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all 0.22s;white-space:nowrap}
.pd-tab-btn.active{color:var(--primary);border-bottom-color:var(--gold);font-weight:500}
.pd-tab-btn:hover{color:var(--primary)}
.pd-tab-content{display:none}
.pd-tab-content.active{display:block}

/* 注目原材料 */
.pd-feat-ing{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-3);margin-bottom:var(--sp-3)}
.pd-feat-ing-tags{display:flex;flex-wrap:wrap;gap:10px;align-content:flex-start}
.pd-feat-tag{padding:10px 18px;border:1.5px solid var(--be3);font-size:12px;font-weight:500;letter-spacing:0.1em;cursor:pointer;transition:all 0.22s;background:#fff;color:var(--tm);text-transform:uppercase}
.pd-feat-tag.active{background:var(--gold);border-color:var(--gold);color:#fff}
.pd-feat-tag:hover:not(.active){border-color:var(--gold);color:var(--gold)}
.pd-feat-detail{background:#fff;border:1px solid var(--be3);padding:var(--sp-2);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:200px}
.pd-feat-detail-icon{width:80px;height:80px;border-radius:50%;border:2px solid var(--gold);display:flex;align-items:center;justify-content:center;margin-bottom:var(--sp-1);font-size:36px}
.pd-feat-detail-name{font-family:'Playfair Display',serif;font-size:var(--fs-lg);color:var(--primary);font-weight:700;margin-bottom:8px}
.pd-feat-detail-text{font-size:var(--fs-base);color:var(--tm);line-height:1.75;max-width:260px}
.pd-all-ing{margin-top:var(--sp-2)}
.pd-all-ing-toggle{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px var(--sp-2);
  background:var(--cr);border:1px solid var(--be3);border-left:4px solid var(--gold);
  color:var(--primary);font-size:var(--fs-base);font-weight:500;letter-spacing:0.04em;
  cursor:pointer;font-family:inherit;width:100%;text-align:left;
  transition:background 0.22s,border-color 0.22s;
}
.pd-all-ing-toggle:hover{background:var(--be);border-color:var(--gold)}
.pd-all-ing-toggle-left{display:flex;align-items:center;gap:10px;color:var(--primary)}
.pd-all-ing-toggle-left svg{width:16px;height:16px;stroke:var(--gold);flex-shrink:0}
.pd-all-ing-toggle-right{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--tl);flex-shrink:0}
.pd-all-ing-toggle-right svg{width:16px;height:16px;stroke:var(--gold);transition:transform 0.25s}
.pd-all-ing-toggle.open .pd-all-ing-toggle-right svg{transform:rotate(90deg)}
.pd-ingredients-text{font-size:var(--fs-base);color:var(--tm);line-height:2;display:none;margin-top:0;padding:var(--sp-2);background:var(--cr);border:1px solid var(--be3);border-top:none}
.pd-ingredients-text.open{display:block}
.pd-ing-note{font-size:12px;color:var(--tl);line-height:1.875;padding:var(--sp-1) var(--sp-2);background:var(--be);border-left:3px solid var(--gold);margin-top:var(--sp-1)}

/* 保証成分テーブル */
.pd-ga-table{width:100%;border-collapse:collapse;margin-bottom:var(--sp-1)}
.pd-ga-table tr:nth-child(odd){background:var(--cr)}
.pd-ga-table tr:nth-child(even){background:#fff}
.pd-ga-table td{padding:14px 20px;font-size:var(--fs-base);color:var(--tm);border-bottom:1px solid var(--be3)}
.pd-ga-table td:first-child{color:var(--td);font-weight:500}
.pd-ga-table td:last-child{text-align:right;color:var(--ac);font-weight:500}
.pd-ga-table tr:last-child td{border-bottom:none}
.pd-ga-note{font-size:11px;color:var(--tl);font-style:italic;margin-top:var(--sp-1)}

/* カロリー */
.pd-calorie-val{font-family:'Playfair Display',serif;font-size:clamp(40px,5vw,64px);color:var(--primary);font-weight:700;line-height:1;margin-bottom:8px}
.pd-calorie-sub{font-size:var(--fs-base);color:var(--tl);margin-bottom:var(--sp-2)}

/* 給餌量テーブル */
.pd-feed-wrap{overflow-x:auto}
.pd-feed-table{width:100%;border-collapse:collapse;min-width:560px}
.pd-feed-table th{background:var(--ac);color:#fff;font-size:12px;letter-spacing:0.1em;padding:14px 16px;text-align:center;font-weight:500}
.pd-feed-table th:first-child{text-align:left}
.pd-feed-table td{padding:12px 16px;font-size:var(--fs-base);color:var(--tm);border-bottom:1px solid var(--be3);text-align:center}
.pd-feed-table td:first-child{text-align:left;font-weight:500;color:var(--td)}
.pd-feed-table tr:nth-child(even) td{background:var(--cr)}
.pd-feed-table tr:last-child td{border-bottom:none}
.pd-feed-dash{color:var(--be3)}
.pd-feed-notes{margin-top:var(--sp-2);display:flex;flex-direction:column;gap:8px}
.pd-feed-note{font-size:12px;color:var(--tm);line-height:1.75;padding-left:12px;border-left:2px solid var(--gold);}

/* AAFCO */
.pd-aafco-wrap{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
.pd-aafco-statement{border-left:4px solid var(--gold);padding:var(--sp-2);background:var(--cr)}
.pd-aafco-label{font-size:11px;letter-spacing:0.22em;color:var(--gold);font-weight:500;text-transform:uppercase;margin-bottom:10px}
.pd-aafco-statement p{font-size:var(--fs-base);color:var(--tm);line-height:1.875}
.pd-size-card{display:flex;align-items:center;gap:var(--sp-2);padding:var(--sp-2);border:1px solid var(--be3);background:#fff}
.pd-size-card img{width:88px;height:88px;object-fit:contain;flex-shrink:0}
.pd-size-card-label{font-size:11px;letter-spacing:0.18em;color:var(--tl);text-transform:uppercase;margin-bottom:4px}
.pd-size-card-val{font-family:'Playfair Display',serif;font-size:var(--fs-2xl);color:var(--primary);font-weight:700;line-height:1}
.pd-size-card-sub{font-size:12px;color:var(--tl);margin-top:4px}
.pd-size-note{font-size:12px;color:var(--tl);line-height:1.875;margin-top:12px;padding-top:12px;border-top:1px solid var(--be3)}

/* ベネフィット */
.pd-benefits{background:var(--ww);padding:var(--sp-7) var(--sp-5)}
.pd-benefits-header{text-align:center;margin-bottom:var(--sp-4)}
.pd-benefits-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pd-benefit-card{padding:var(--sp-3) var(--sp-2);border:1px solid var(--be3);transition:all 0.3s}
.pd-benefit-card:hover{border-color:var(--gold);transform:translateY(-4px);box-shadow:0 12px 32px rgba(18,29,39,0.08)}
.pd-benefit-icon{width:48px;height:48px;margin-bottom:var(--sp-1)}
.pd-benefit-icon svg{width:100%;height:100%;stroke:var(--ac);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.pd-benefit-title{font-family:'Playfair Display',serif;font-size:var(--fs-lg);color:var(--primary);font-weight:700;margin-bottom:8px}
.pd-benefit-text{font-size:var(--fs-base);color:var(--tm);line-height:1.875}

/* 関連商品 */
.pd-related{background:var(--be);padding:var(--sp-7) var(--sp-5)}
.pd-related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:var(--sp-4)}
.pd-related-card{background:#fff;border:1px solid var(--be3);overflow:hidden;text-decoration:none;transition:all 0.3s;display:block}
.pd-related-card:hover{box-shadow:0 16px 40px rgba(18,29,39,0.1);transform:translateY(-4px);border-color:var(--gold)}
.pd-related-img{background:var(--cr);padding:var(--sp-2);display:flex;align-items:center;justify-content:center;min-height:180px}
.pd-related-img img{max-height:160px;width:100%;object-fit:contain}
.pd-related-info{padding:var(--sp-1) var(--sp-2) var(--sp-2)}
.pd-related-type{font-size:10px;letter-spacing:0.2em;color:var(--gold);text-transform:uppercase;margin-bottom:6px}
.pd-related-name{font-family:'Playfair Display',serif;font-size:var(--fs-lg);color:var(--primary);font-weight:700;margin-bottom:6px;line-height:1.2}
.pd-related-sub{font-size:12px;color:var(--tl)}
.pd-related-link{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--ac);margin-top:12px;font-weight:500}

/* SP */
@media(max-width:768px){
  .pd-hero{grid-template-columns:1fr;min-height:auto}
  .pd-img-panel,.pd-info-panel{padding:var(--sp-3) var(--sp-2)}
  .pd-specs{flex-wrap:wrap}
  .pd-spec{min-width:50%;border-bottom:1px solid rgba(255,255,255,0.08)}
  .pd-tabs-section{padding:var(--sp-3) var(--sp-2)}
  .pd-tab-btn{padding:12px 14px;font-size:11px}
  .pd-aafco-wrap{grid-template-columns:1fr}
  .pd-ga-table{font-size:11px}
  .pd-ga-table td{padding:10px 12px}
  .pd-feat-ing{grid-template-columns:1fr}
  .pd-benefits{padding:var(--sp-4) var(--sp-2)}.pd-benefits-grid{grid-template-columns:1fr}
  .pd-related{padding:var(--sp-4) var(--sp-2)}.pd-related-grid{grid-template-columns:1fr}
}