/* Product Detail — ported verbatim from Claude Design "Product Detail.html". */

.pdp { max-width: 1400px; margin: 0 auto; padding: 24px 32px 56px; display: grid; grid-template-columns: 1.2fr 1fr 360px; gap: 40px; }

/* Gallery */
.gallery { display: flex; flex-direction: column; gap: 12px; }
.gallery-main {
  aspect-ratio: 1;
  background: linear-gradient(180deg, #fafaf8, #f4f3ef);
  border: 1px solid var(--line);
  border-radius: var(--r);
  display: flex; align-items: center; justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 0;
}
.gallery-main .vial-big { width: 60%; height: 80%; display: flex; align-items: center; justify-content: center; filter: drop-shadow(0 20px 32px rgba(0,0,0,0.12)); }
.gallery-main svg { width: 100%; height: 100%; }
.gallery-main .gp-pdp-main-image {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: cover;
  display: block;
}
.gallery-zoom {
  position: absolute; bottom: 16px; right: 16px;
  width: 40px; height: 40px;
  background: #fff; border: 1px solid var(--line);
  border-radius: 999px;
  display: flex; align-items: center; justify-content: center;
  color: var(--ink-2);
  cursor: pointer;
}
.gallery-tags { position: absolute; top: 16px; left: 16px; display: flex; gap: 6px; }
.gallery-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.thumb {
  aspect-ratio: 1;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
}
.thumb.active { border-color: var(--ink); }
.thumb svg { width: 50%; height: 80%; }

/* Info column */
.info h1 { font-family: var(--display); font-weight: 400; font-size: 44px; line-height: 1; letter-spacing: -0.02em; margin: 12px 0 6px; }
.info h1 em { font-style: italic; color: var(--accent); }
.info-cas { font-family: var(--mono); font-size: 12px; color: var(--ink-3); letter-spacing: 0.04em; }
.rating { display: flex; align-items: center; gap: 8px; margin: 14px 0 24px; font-size: 13px; color: var(--ink-2); }
.stars { color: #c69f3a; letter-spacing: 1px; }
.description { font-size: 15px; color: var(--ink-2); line-height: 1.6; margin-bottom: 24px; }
.description strong { color: var(--ink); font-weight: 600; }

.spec-table {
  border: 1px solid var(--line);
  border-radius: var(--r);
  margin-bottom: 20px;
  overflow: hidden;
}
.spec-table h4 {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  margin: 0; padding: 12px 16px;
  background: var(--paper-2);
  border-bottom: 1px solid var(--line);
  color: var(--ink-2);
  display: flex; justify-content: space-between; align-items: center;
}
.spec-row { display: flex; justify-content: space-between; padding: 10px 16px; border-bottom: 1px solid var(--line); font-size: 13px; }
.spec-row:last-child { border-bottom: 0; }
.spec-row .k { font-family: var(--mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); }
.spec-row .v { font-family: var(--sans); color: var(--ink); font-weight: 500; }
.spec-row .v.mono { font-family: var(--mono); font-size: 12px; }

/* COA card */
.coa-card {
  border: 1.5px solid var(--accent);
  background: var(--accent-tint);
  border-radius: var(--r);
  padding: 16px;
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 20px;
}
.coa-icon {
  width: 44px; height: 44px;
  border-radius: var(--r);
  background: var(--accent);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--display);
  font-size: 18px;
  flex-shrink: 0;
}
.coa-card h5 { margin: 0 0 2px; font-size: 14px; }
.coa-card .meta { font-family: var(--mono); font-size: 10px; color: var(--accent); letter-spacing: 0.06em; text-transform: uppercase; }
.coa-card .download {
  margin-left: auto;
  font-family: var(--mono); font-size: 11px;
  padding: 8px 14px;
  border: 1px solid var(--accent);
  border-radius: 999px;
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
}
.coa-card .download:hover { background: var(--accent); color: #fff; }

/* Buy box (sticky) */
.buybox {
  position: sticky;
  top: 100px;
  align-self: start;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 24px;
  box-shadow: 0 1px 0 rgba(0,0,0,0.02);
}
.buybox-tags { display: flex; gap: 6px; margin-bottom: 14px; }
.price-block { display: flex; align-items: end; gap: 10px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.price-main { font-family: var(--display); font-size: 44px; line-height: 0.95; letter-spacing: -0.02em; }
.price-old { font-size: 14px; color: var(--ink-4); text-decoration: line-through; padding-bottom: 6px; }
.price-save { font-family: var(--mono); font-size: 10px; color: var(--ok); padding-bottom: 7px; letter-spacing: 0.06em; text-transform: uppercase; }
.sub-save { font-size: 12px; color: var(--ink-3); margin-top: 4px; }

.field-label { font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); margin: 18px 0 8px; display: flex; justify-content: space-between; }
.size-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.size-opt {
  padding: 10px 8px;
  border: 1px solid var(--line-2);
  border-radius: var(--r);
  text-align: center;
  cursor: pointer;
  background: #fff;
}
.size-opt:hover { border-color: var(--ink-2); }
.size-opt.active { border-color: var(--ink); background: var(--ink); color: #fff; }
.size-opt .s-name { font-weight: 600; font-size: 14px; }
.size-opt .s-price { font-family: var(--mono); font-size: 11px; opacity: 0.7; margin-top: 2px; }
.size-opt.disabled { opacity: 0.45; cursor: not-allowed; text-decoration: line-through; }

.qty-row { display: grid; grid-template-columns: 110px 1fr; gap: 10px; align-items: center; }
.qty {
  display: flex; align-items: center; justify-content: space-between;
  border: 1px solid var(--line-2);
  border-radius: var(--r);
  padding: 4px 8px;
  font-family: var(--mono);
  font-size: 14px;
  background: #fff;
}
.qty button { color: var(--ink-2); padding: 0 6px; font-size: 16px; background: none; border: 0; cursor: pointer; line-height: 1; }
.qty button:hover { color: var(--ink); }
.qty input.qty-input {
  width: 100%; max-width: 60px; text-align: center;
  border: 0; outline: 0; background: transparent;
  font: inherit; color: var(--ink);
  padding: 6px 4px; -moz-appearance: textfield;
}
.qty input.qty-input::-webkit-outer-spin-button,
.qty input.qty-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.tab-pane { display: none; }
.tab-pane.active { display: grid; grid-template-columns: 2fr 1fr; gap: 64px; padding: 40px 0; }
.pdp-tabs .tab-content { display: none; }
.pdp-tabs .tab-content.active { display: grid; grid-template-columns: 2fr 1fr; gap: 64px; padding: 40px 0; }
.pdp-description-bar { font-size: 16px; line-height: 1.7; color: var(--ink-2); }
.pdp-description-bar h2, .pdp-description-bar h3 { font-family: var(--display); font-weight: 400; letter-spacing: -0.01em; }
.pdp-description-bar p { margin: 0 0 16px; }
.gp-pdp-desc-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 48px; align-items: start; }
.gp-pdp-desc-grid .keyfacts { background: #fff; }
@media (max-width: 880px) { .gp-pdp-desc-grid { grid-template-columns: 1fr; gap: 32px; } }
@media (max-width: 880px) {
  .pdp-tabs .tab-content.active { grid-template-columns: 1fr; gap: 32px; }
}
.stock-line { font-size: 12px; color: var(--ok); display: flex; align-items: center; gap: 6px; }
.stock-line::before { content: ''; width: 8px; height: 8px; border-radius: 999px; background: var(--ok); }

.subscribe {
  margin-top: 14px;
  border: 1px dashed var(--line-2);
  border-radius: var(--r);
  padding: 12px;
  display: flex; align-items: center; gap: 10px;
  font-size: 12px;
}
.subscribe input[type=checkbox] { width: 14px; height: 14px; accent-color: var(--accent); }
.subscribe .save-pill { margin-left: auto; font-family: var(--mono); font-size: 10px; color: var(--accent); background: var(--accent-tint); padding: 3px 8px; border-radius: 999px; letter-spacing: 0.06em; text-transform: uppercase; }

.buy-ctas { display: flex; flex-direction: column; gap: 8px; margin-top: 16px; }

.ship-info { margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 10px; font-size: 12px; color: var(--ink-2); }
.ship-line { display: flex; gap: 10px; align-items: center; }
.ship-line svg { color: var(--accent); flex-shrink: 0; }

/* Tabs section */
.pdp-tabs {
  max-width: 1400px;
  margin: 24px auto 0;
  padding: 0 32px;
  border-top: 1px solid var(--line);
}
.tab-bar { display: flex; gap: 0; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.tab-btn {
  padding: 18px 0;
  margin-right: 32px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  border-bottom: 2px solid transparent;
  background: none;
  border-top: 0; border-left: 0; border-right: 0;
  cursor: pointer;
}
.tab-btn.active { color: var(--ink); border-color: var(--accent); }
.tab-content { padding: 40px 0; display: grid; grid-template-columns: 2fr 1fr; gap: 64px; }
.tab-content h3 { font-family: var(--display); font-weight: 400; font-size: 28px; letter-spacing: -0.01em; margin: 0 0 16px; }
.tab-content p { font-size: 15px; line-height: 1.65; color: var(--ink-2); margin: 0 0 16px; }
.keyfacts { background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--r); padding: 24px; }
.keyfacts h4 { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; margin: 0 0 16px; color: var(--ink); }
.keyfacts ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.keyfacts li { display: flex; gap: 10px; font-size: 13px; color: var(--ink-2); }
.keyfacts li::before { content: '\25C7'; color: var(--accent); }

/* COA section */
.coa-doc {
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
}
.coa-doc-head {
  padding: 20px 24px;
  background: var(--ink);
  color: #fff;
  display: flex; justify-content: space-between; align-items: center;
}
.coa-doc-head h4 { margin: 0; font-family: var(--display); font-weight: 400; font-size: 22px; letter-spacing: -0.01em; }
.coa-doc-head .meta { font-family: var(--mono); font-size: 11px; color: rgba(255,255,255,0.6); letter-spacing: 0.06em; text-transform: uppercase; }
.coa-doc-body {
  display: grid; grid-template-columns: repeat(2, 1fr);
}
.coa-doc-body > div { padding: 16px 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.coa-doc-body > div:nth-child(2n) { border-right: 0; }
.coa-doc-body > div:nth-last-child(-n+2) { border-bottom: 0; }
.coa-doc-body .k { font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 4px; }
.coa-doc-body .v { font-family: var(--mono); font-size: 14px; color: var(--ink); font-weight: 500; }
.coa-doc-body .v.pass { color: var(--ok); }

/* Reviews */
.reviews-summary {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 32px;
  padding: 24px;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  margin-bottom: 24px;
}
.review-big { font-family: var(--display); font-size: 56px; line-height: 1; }
.bar-row { display: grid; grid-template-columns: 30px 1fr 30px; gap: 10px; align-items: center; font-family: var(--mono); font-size: 11px; padding: 4px 0; }
.bar { height: 6px; background: var(--line); border-radius: 3px; position: relative; }
.bar > span { display: block; height: 100%; background: var(--ink); border-radius: 3px; }
.review-list { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.review {
  border: 1px solid var(--line); border-radius: var(--r); padding: 18px;
}
.review-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.review-head .who { font-weight: 600; font-size: 13px; }
.review-head .when { font-family: var(--mono); font-size: 10px; color: var(--ink-3); letter-spacing: 0.06em; text-transform: uppercase; }
.review p { font-size: 13px; color: var(--ink-2); margin: 8px 0 0; line-height: 1.55; }
.review .verified { font-family: var(--mono); font-size: 9px; color: var(--ok); letter-spacing: 0.08em; text-transform: uppercase; margin-top: 8px; }

.related { max-width: 1400px; margin: 0 auto; padding: 64px 32px; }
.related .ps-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }

@media (max-width: 1100px) {
  .pdp { grid-template-columns: 1fr 1fr; }
  .buybox { grid-column: span 2; position: static; }
  .tab-content { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  .pdp { grid-template-columns: 1fr; }
  .buybox { grid-column: 1; }
  .review-list, .related .ps-grid-4 { grid-template-columns: 1fr; }
}