/* ============================================================
   产品详情页 — 提高询盘转化
   ============================================================ */

/* ---------- 产品详情区域 ---------- */
.pd-section{padding:60px 0 40px;}
.pd-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;}

/* 图片轮播 */
.pd-gallery{position:sticky;top:88px;}
.pd-main-img{
  aspect-ratio:1;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);background:var(--bg-gray);
  display:flex;align-items:center;justify-content:center;
}
.pd-main-img img{width:100%;height:100%;object-fit:contain;}
.pd-thumbs{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap;}
.pd-thumb{
  width:72px;height:72px;border-radius:8px;overflow:hidden;
  border:2px solid transparent;cursor:pointer;
  transition:var(--transition);background:var(--bg-gray);
}
.pd-thumb:hover{border-color:#cbd5e1;}
.pd-thumb.active{border-color:var(--primary);}
.pd-thumb img{width:100%;height:100%;object-fit:contain;}

/* 产品信息 */
.pd-name{
  font-family:"Outfit","Inter",sans-serif;
  font-size:28px;font-weight:700;color:var(--ink);
  line-height:1.3;margin-bottom:10px;
}
.pd-model{
  display:inline-block;padding:6px 14px;margin-bottom:20px;
  background:var(--accent-light);color:var(--primary);
  border-radius:6px;font-size:13px;font-weight:600;
}
.pd-model strong{font-weight:800;}

/* 快速询盘按钮 */
.pd-cta-top{display:flex;gap:10px;margin-bottom:24px;flex-wrap:wrap;}
.pd-cta-top .btn-hero{padding:12px 24px;font-size:14px;border-radius:10px;}
.pd-cta-top .btn-hero-outline{background:#fff;color:var(--primary);border-color:var(--primary);}
.pd-cta-top .btn-hero-outline:hover{background:var(--accent-light);color:var(--primary-dark);}

/* 规格表 */
.pd-specs{margin-bottom:20px;}
.pd-spec{
  display:flex;justify-content:space-between;align-items:center;
  padding:10px 0;border-bottom:1px dashed var(--line);
  font-size:14px;gap:16px;
}
.pd-spec-label{color:var(--muted);font-weight:500;white-space:nowrap;}
.pd-spec-val{color:var(--ink);font-weight:600;text-align:right;}
.pd-spec--price .pd-spec-val{color:#dc2626;font-weight:700;font-size:15px;}

/* 信任标记 */
.pd-trust{
  display:grid;grid-template-columns:repeat(2,1fr);gap:8px;
  padding:14px;background:#f0fdf4;border-radius:10px;
  border:1px solid #d1fae5;
}
.pd-trust-item{
  display:flex;align-items:center;gap:6px;
  font-size:12px;color:#065f46;font-weight:500;
}
.pd-trust-item svg{flex-shrink:0;}

/* ---------- 产品详情内容 ---------- */
.pd-content-section{padding:50px 0 60px;}
.pd-content-grid{display:grid;grid-template-columns:1fr 320px;gap:32px;align-items:start;}

/* Tab */
.pd-content-tabs{
  display:flex;gap:0;border-bottom:2px solid var(--line);margin-bottom:24px;
}
.pd-tab{
  padding:12px 24px;border:none;background:transparent;
  font-size:14px;font-weight:600;color:var(--muted);cursor:pointer;
  border-bottom:2px solid transparent;margin-bottom:-2px;
  transition:var(--transition);
}
.pd-tab:hover{color:var(--ink);}
.pd-tab.active{color:var(--primary);border-bottom-color:var(--primary);}
.pd-tab-content{display:none;}
.pd-tab-content.active{display:block;}

.pd-description{font-size:14px;color:var(--ink-light);line-height:1.8;}
.pd-desc-box{
  background:#fff;border-radius:var(--radius-lg);
  padding:28px;border:1px solid var(--line);margin-bottom:20px;
}
.pd-desc-box h3{
  font-family:"Outfit","Inter",sans-serif;
  font-size:18px;font-weight:700;color:var(--ink);
  margin-bottom:14px;padding-bottom:12px;border-bottom:2px solid var(--accent-light);
}
.pd-desc-box p{margin-bottom:12px;}
.pd-desc-box p:last-child{margin-bottom:0;}
.pd-content-html img{max-width:100%;height:auto;border-radius:8px;margin:12px 0;}
.pd-content-html table{width:100% !important;max-width:100% !important;border-collapse:collapse;margin:16px 0;font-size:13px;table-layout:auto;word-break:break-word;}
.pd-content-html table th,
.pd-content-html table td{padding:10px 14px;border:1px solid var(--line);text-align:left;vertical-align:top;}
.pd-content-html table th{background:var(--bg-gray);font-weight:700;color:var(--ink);}
.pd-content-html table td{color:var(--ink-light);}
.pd-content-html table tr:hover td{background:#f8fafc;}
.pd-content-html ul,.pd-content-html ol{margin:12px 0;padding-left:24px;}
.pd-content-html li{margin-bottom:6px;line-height:1.7;}
.pd-content-html h2,.pd-content-html h3,.pd-content-html h4{margin:20px 0 10px;color:var(--ink);}
.pd-content-html hr{border:none;border-top:1px solid var(--line);margin:20px 0;}

/* 侧边栏 */
.pd-sidebar{position:sticky;top:88px;}
.pd-sidebar-card{
  background:#fff;border-radius:var(--radius-lg);
  padding:24px;border:1px solid var(--line);margin-bottom:20px;
}
.pd-sidebar-cta{
  background:linear-gradient(135deg,var(--primary),#0a3560);
  color:#fff;text-align:center;border:none;
}
.pd-sidebar-cta h4{font-size:18px;font-weight:700;margin-bottom:8px;color:#fff;}
.pd-sidebar-cta p{font-size:13px;opacity:.85;margin-bottom:16px;line-height:1.5;}
.pd-sidebar-cta .btn-hero-primary{background:#fff;color:var(--primary);border:2px solid transparent;}
.pd-sidebar-cta .btn-hero-primary:hover{background:#eef2ff;}
.pd-sidebar-title{
  font-family:"Outfit","Inter",sans-serif;
  font-size:16px;font-weight:700;color:var(--ink);
  margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid var(--accent-light);
}
.pd-sidebar-products{display:flex;flex-direction:column;gap:10px;}
.pd-sidebar-item{
  display:flex;align-items:center;gap:12px;padding:10px;
  border-radius:8px;text-decoration:none;transition:var(--transition);
}
.pd-sidebar-item:hover{background:var(--bg-gray);}
.pd-sidebar-item img{
  width:60px;height:60px;border-radius:8px;object-fit:contain;
  background:var(--bg-gray);flex-shrink:0;
}
.pd-sidebar-item-info{flex:1;min-width:0;}
.pd-sidebar-item-name{
  display:block;font-size:13px;font-weight:600;color:var(--ink);
  line-height:1.3;overflow:hidden;text-overflow:ellipsis;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
  margin-bottom:4px;
}
.pd-sidebar-item-code{
  font-size:11px;color:var(--primary);font-weight:600;
}

/* ========== 响应式 ========== */
@media(max-width:1024px){
  .pd-grid{grid-template-columns:1fr;gap:32px;}
  .pd-gallery{position:static;}
  .pd-content-grid{grid-template-columns:1fr;}
  .pd-sidebar{position:static;}
}
@media(max-width:768px){
  .pd-section{padding:40px 0 30px;}
  .pd-grid{gap:24px;}
  .pd-name{font-size:22px;}
  .pd-cta-top{flex-direction:column;}
  .pd-cta-top .btn-hero{width:100%;justify-content:center;}
  .pd-trust{grid-template-columns:1fr;}
  .pd-thumb{width:56px;height:56px;}
  .pd-tab{padding:10px 16px;font-size:13px;}
  .pd-desc-box{padding:18px;}
  .pd-content-section{padding:30px 0 40px;}
  .pd-content-grid{overflow:hidden;}
  .pd-desc-box{overflow:hidden;}
  .pd-content-html{word-break:break-word;overflow-wrap:break-word;}
  .pd-content-html table{font-size:11px;}
  .pd-content-html table th,
  .pd-content-html table td{padding:6px 8px;}
  .pd-content-html img{max-width:100% !important;height:auto !important;}
  .pd-spec{font-size:13px;}
  .pd-spec-val{word-break:break-word;text-align:right;max-width:55%;}
}
@media(max-width:480px){
  .pd-name{font-size:19px;}
  .pd-model{font-size:12px;}
  .pd-spec{font-size:12px;}
  .pd-content-tabs{overflow-x:auto;}
  .pd-tab{padding:10px 14px;font-size:12px;white-space:nowrap;}
  .pd-main-img{border-radius:12px;}
  .pd-thumb{width:48px;height:48px;}
  .pd-content-html table{font-size:10px;}
  .pd-content-html table th,
  .pd-content-html table td{padding:5px 6px;}
  .pd-spec-val{max-width:50%;}
}