/* PDP Alibaba-parity additions — strict white + light grey monochrome.
   Loaded after style.css; uses the pm-* theme variables. */

/* Key attributes table */
.pdp-attrs{margin:12px 0;border:1px solid var(--pm-line);border-radius:12px;overflow:hidden;background:var(--pm-card)}
.pdp-attrs h3,.pdp-attrs h2{margin:0;padding:12px 16px;font-size:14px;border-bottom:1px solid var(--pm-line);background:var(--pm-bg)}
.pdp-attrs dl{margin:0;display:grid;grid-template-columns:1fr 1fr}
.pdp-attrs .pdp-attr{padding:8px 16px;border-bottom:1px solid var(--pm-line);font-size:13.5px;display:flex;gap:10px}
.pdp-attrs .pdp-attr:nth-child(odd){border-right:1px solid var(--pm-line)}
.pdp-attrs .pdp-attr dt{color:var(--pm-muted);min-width:110px;flex:none}
.pdp-attrs .pdp-attr dd{margin:0;color:var(--pm-ink);font-weight:500}
@media (max-width:640px){.pdp-attrs dl{grid-template-columns:1fr}.pdp-attrs .pdp-attr:nth-child(odd){border-right:0}}

/* Sample price line */
.pdp-sample{margin:8px 0;padding:8px 12px;border:1px dashed var(--pm-line);border-radius:10px;font-size:14px;background:var(--pm-bg)}
.pdp-sample b{font-size:16px}
.pdp-sample .muted{color:var(--pm-muted)}

/* Highlights */
.pdp-highlights{margin:0 0 16px;padding:12px 16px;background:var(--pm-card);border:1px solid var(--pm-line);border-radius:12px}
.pdp-highlights h3{margin:0 0 8px;font-size:14px}
.pdp-highlights ul{margin:0;padding-left:20px;font-size:14.5px;line-height:1.7}

/* Supplier FAQ accordion */
.pdp-faq{margin-top:40px}
.pdp-faq details{border:1px solid var(--pm-line);border-radius:10px;margin-bottom:8px;background:var(--pm-card)}
.pdp-faq summary{padding:12px 16px;cursor:pointer;font-weight:600;font-size:14.5px;list-style:none}
.pdp-faq summary::-webkit-details-marker{display:none}
.pdp-faq summary::before{content:"+";display:inline-block;width:18px;color:var(--pm-muted);font-weight:400}
.pdp-faq details[open] summary::before{content:"–"}
.pdp-faq .pdp-faq-a{padding:0 16px 12px 32px;font-size:14px;color:var(--pm-muted);line-height:1.65}

/* Packaging specs */
.pdp-pack{margin-top:40px}
.pdp-pack table{width:100%;border-collapse:collapse;font-size:14px;background:var(--pm-card);border:1px solid var(--pm-line);border-radius:12px;overflow:hidden}
.pdp-pack th,.pdp-pack td{padding:8px 16px;border-bottom:1px solid var(--pm-line);text-align:left;vertical-align:top}
.pdp-pack th{color:var(--pm-muted);font-weight:500;width:220px;background:var(--pm-bg)}
.pdp-pack tr:last-child th,.pdp-pack tr:last-child td{border-bottom:0}

/* Supplier performance metrics strip */
.pdp-metrics{display:flex;gap:0;margin-top:12px;border:1px solid var(--pm-line);border-radius:10px;overflow:hidden;background:var(--pm-card);font-size:13px}
.pdp-metrics div{flex:1;padding:8px 12px;text-align:center;border-right:1px solid var(--pm-line)}
.pdp-metrics div:last-child{border-right:0}
.pdp-metrics b{display:block;font-size:15px;color:var(--pm-ink)}
.pdp-metrics span{color:var(--pm-muted);font-size:12px}

/* Gallery find-similar + freight links */
.pdp-gal-links{display:flex;gap:12px;margin-top:8px;font-size:13px}
.pdp-gal-links a{color:var(--pm-muted);text-decoration:none}
.pdp-gal-links a:hover{color:var(--pm-ink);text-decoration:underline}

/* Delivery date estimate */
.pdp-delivery{font-size:13px;color:var(--pm-muted);margin-top:6px}
.pdp-delivery b{color:var(--pm-ink)}

/* RFQ-for-product button row */
.pdp-rfq-row{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.pdp-note{font-size:12.5px;color:var(--pm-muted);margin-top:8px;line-height:1.5}

/* Review photos */
.pdp-review-photos{display:flex;gap:8px;margin:8px 0;flex-wrap:wrap}
.pdp-review-photos img{width:72px;height:72px;object-fit:cover;border-radius:8px;border:1px solid var(--pm-line);cursor:zoom-in}

/* Supplier reply under review */
.pdp-supreply{margin-top:8px;padding:8px 12px;background:var(--pm-bg);border-left:3px solid var(--pm-line);border-radius:0 8px 8px 0;font-size:13.5px}
.pdp-supreply .pdp-supreply-head{font-size:12px;color:var(--pm-muted);margin-bottom:4px;font-weight:600}
.pdp-replyform{margin-top:10px}
.pdp-replyform textarea{width:100%;box-sizing:border-box;border:1px solid var(--pm-line);border-radius:8px;padding:8px 8px;font:inherit;font-size:13.5px;background:var(--pm-card);color:var(--pm-ink)}
.pdp-replyform .btn{margin-top:6px}

/* Gallery thumbs (multi-image) */
.pm-thumbs{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap}
.pm-thumbs img{width:64px;height:64px;object-fit:cover;border-radius:8px;border:2px solid transparent;cursor:pointer;background:#f5f5f4}
.pm-thumbs img.on{border-color:var(--pm-ink)}

/* ---- added 2026-09-29: product Q&A (feature 28) ---- */
.qa-section{margin:28px 0}
.qa-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px 16px;margin-bottom:10px}
.qa-item.is-hidden-q{opacity:.62;border-style:dashed}
.qa-hidebadge{display:inline-block;font-size:11px;font-weight:700;color:#8a6d00;background:#fdf6e3;border:1px solid #ecd27a;border-radius:20px;padding:2px 10px}
.qa-mods{display:flex;gap:8px;margin-top:8px}
.qa-askform{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 20px;margin:16px 0;max-width:640px}
.qa-askform h3{margin:0 0 6px}
.qa-askform textarea{width:100%;box-sizing:border-box;border:1px solid var(--pm-line);border-radius:8px;padding:8px 8px;font:inherit;font-size:13.5px;background:var(--pm-card);color:var(--pm-ink)}
.qa-askform .btn{margin-top:8px}
.qa-answered-label{color:#0e7c74;font-weight:700;font-size:12px}