.page-products {
  --prod-gap: clamp(20px, 2.6vw, 44px);
  --row-bg: var(--mist);
  background: var(--mist);
  color: var(--ink);
  overflow-x: hidden;
}

/* ---------- 首屏刊头 ---------- */
.page-products .prod-masthead {
  padding-top: clamp(30px, 5vw, 76px);
  padding-bottom: clamp(26px, 3.4vw, 48px);
  border-bottom: 1px solid var(--line);
}

.page-products .prod-masthead__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(32px, 6.4vw, 84px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: clamp(16px, 2.2vw, 28px) 0 0;
  max-width: 16em;
}

.page-products .prod-masthead__lede {
  max-width: 36em;
  margin-top: clamp(18px, 2.2vw, 30px);
  font-size: clamp(16px, 1.4vw, 18px);
  line-height: 1.95;
}

.page-products .masthead-jump {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(14px, 2.4vw, 36px);
  list-style: none;
  margin: clamp(24px, 3.2vw, 44px) 0 0;
  padding: 0;
  font-size: 14px;
  font-family: var(--font-mono);
}

.page-products .masthead-jump .link {
  color: var(--ink);
}

.page-products .masthead-jump .link:hover {
  color: var(--pink);
}

/* ---------- 通用章节节奏 ---------- */
.page-products .prod-section {
  padding-block: clamp(48px, 7vw, 104px);
}

.page-products .section-head .prose {
  margin-top: clamp(14px, 1.6vw, 22px);
  max-width: 36em;
}

.page-products .prod-section + .prod-section {
  border-top: 1px solid var(--line);
}

.page-products .link {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--pink);
  padding-bottom: 1px;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-products .link:hover {
  color: var(--pink);
}

.page-products .link--on-dark {
  color: var(--mist);
  border-bottom-color: var(--gold);
}

.page-products .link--on-dark:hover {
  color: var(--gold);
}

/* ---------- 01 尺码矩阵 ---------- */
.page-products .size-scroll {
  margin-top: clamp(22px, 3vw, 38px);
  border: 1px solid var(--line);
  background: var(--mist);
}

.page-products .size-matrix {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.01em;
}

.page-products .size-matrix caption {
  caption-side: bottom;
  text-align: left;
  padding: 16px 18px;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.75;
  color: var(--gray);
}

.page-products .size-matrix thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--ink);
  color: var(--mist);
  font-weight: 500;
  text-align: left;
  padding: 15px 18px;
  white-space: nowrap;
  border-right: 1px solid rgba(250, 247, 244, 0.14);
}

.page-products .size-matrix thead th:first-child {
  left: 0;
  z-index: 3;
  border-right: 1px solid var(--gold);
}

.page-products .size-matrix tbody tr {
  --row-bg: var(--mist);
  background: var(--row-bg);
  transition: background-color 0.16s ease;
}

.page-products .size-matrix tbody tr:nth-child(even) {
  --row-bg: #FBEBF3;
}

.page-products .size-matrix tbody tr:hover,
.page-products .size-matrix tbody tr:focus {
  --row-bg: var(--blush);
}

.page-products .size-matrix tbody tr:focus {
  outline: none;
}

.page-products .size-matrix tbody tr:focus-visible {
  outline: 2px solid var(--pink);
  outline-offset: -3px;
}

.page-products .size-matrix tbody th {
  position: sticky;
  left: 0;
  z-index: 1;
  background: var(--row-bg);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--gold);
  text-align: left;
  font-weight: 500;
  white-space: nowrap;
  padding: 14px 18px;
}

.page-products .size-matrix tbody tr:hover th:first-child,
.page-products .size-matrix tbody tr:focus th:first-child {
  box-shadow: inset 3px 0 0 var(--pink);
}

.page-products .size-matrix tbody td {
  padding: 14px 18px;
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  white-space: nowrap;
}

.page-products .size-alt {
  color: var(--gray);
}

.page-products .matrix-foot {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 46px);
  margin-top: clamp(30px, 4vw, 58px);
  padding-top: clamp(24px, 3vw, 40px);
  border-top: 1px solid var(--line);
}

.page-products .matrix-foot__media {
  border: 1px solid var(--line);
  background: var(--blush);
  overflow: hidden;
}

.page-products .matrix-foot__media img {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .matrix-foot__text h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(20px, 2.4vw, 28px);
  letter-spacing: -0.01em;
  margin: 0 0 14px;
}

.page-products .matrix-foot__text p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
  margin: 0 0 12px;
  max-width: 34em;
}

.page-products .matrix-foot__link {
  margin-top: 18px;
  font-size: 15px;
}

/* ---------- 02 四条产品线 ---------- */
.page-products .lines-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(38px, 5vw, 78px);
  margin-top: clamp(28px, 4vw, 52px);
}

.page-products .line-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-products .line-figure {
  border: 1px solid var(--line);
  background: var(--blush);
  overflow: hidden;
  margin-bottom: 6px;
}

.page-products .line-figure img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform 0.4s ease;
}

.page-products .line-card:hover .line-figure img {
  transform: scale(1.02);
}

.page-products .line-card__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
  margin: 0;
}

.page-products .line-card__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(24px, 3.2vw, 40px);
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0;
}

.page-products .line-card__body {
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
  margin: 0;
  max-width: 34em;
}

.page-products .line-meta {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 18px;
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.75;
}

.page-products .line-meta dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gray);
  padding-top: 2px;
  white-space: nowrap;
}

.page-products .line-meta dd {
  margin: 0;
  color: var(--ink);
}

/* ---------- 03 三步量体 ---------- */
.page-products .measure-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 4vw, 62px);
  margin-top: clamp(28px, 4vw, 52px);
}

.page-products .measure-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: mstep;
}

.page-products .measure-steps li {
  position: relative;
  padding: 20px 0 20px 26px;
  border-top: 1px solid var(--line);
}

.page-products .measure-steps li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .measure-steps li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  width: 2px;
  height: 22px;
  background: var(--pink);
}

.page-products .measure-steps__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
  margin-bottom: 6px;
}

.page-products .measure-steps h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(19px, 2.2vw, 24px);
  margin: 0 0 8px;
}

.page-products .measure-steps p {
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink);
  margin: 0;
  max-width: 32em;
}

.page-products .measure-viz {
  border: 1px solid var(--line);
  background: #FDF8F2;
  padding: clamp(20px, 3vw, 40px);
}

.page-products .cup-ruler {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .ruler-axis {
  stroke: var(--gold);
  stroke-width: 1;
}

.page-products .ruler-ticks line {
  stroke: var(--line);
  stroke-width: 1;
}

.page-products .ruler-vals text {
  font-family: var(--font-mono);
  font-size: 17px;
  fill: var(--ink);
}

.page-products .ruler-cups text {
  font-family: var(--font-display);
  font-size: 26px;
  fill: var(--pink);
  letter-spacing: 0.04em;
}

.page-products .ruler-cap text {
  font-family: var(--font-body);
  font-size: 12px;
  fill: var(--gray);
}

.page-products .measure-note {
  margin: clamp(18px, 2.4vw, 28px) 0 0;
  padding-top: clamp(16px, 2vw, 24px);
  border-top: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.9;
  color: var(--gray);
  max-width: 36em;
}

/* ---------- 04 库存与价格 ---------- */
.page-products .data-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--prod-gap);
  margin-top: clamp(28px, 4vw, 52px);
}

.page-products .data-panel {
  padding: clamp(24px, 3.2vw, 44px);
  border: none;
}

.page-products .data-panel__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(22px, 2.6vw, 30px);
  letter-spacing: -0.01em;
  margin: 0 0 10px;
  color: var(--mist);
}

.page-products .data-panel__lede {
  font-size: 15px;
  line-height: 1.9;
  color: var(--on-dark);
  margin: 0 0 18px;
  max-width: 32em;
}

.page-products .data-panel__foot {
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--hair-dark);
  font-size: 14px;
  line-height: 1.85;
  color: var(--on-dark-soft);
}

.page-products .stock-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-products .stock-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 14px;
  align-items: start;
  padding: 18px 0;
  border-bottom: 1px solid var(--hair-dark);
}

.page-products .stock-chip {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border: 1px solid currentColor;
  white-space: nowrap;
  line-height: 1.5;
}

.page-products .stock-chip--in {
  color: var(--mist);
  background: var(--pink);
  border-color: var(--pink);
}

.page-products .stock-chip--low {
  color: var(--ink);
  background: var(--gold);
  border-color: var(--gold);
}

.page-products .stock-chip--out {
  color: var(--on-dark);
  background: transparent;
  border-color: var(--on-dark-soft);
}

.page-products .stock-text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .stock-note {
  grid-column: 2;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--on-dark-soft);
  transition: max-height 0.24s ease, opacity 0.24s ease;
}

.page-products .stock-row:hover .stock-note,
.page-products .stock-row:focus .stock-note {
  max-height: 6em;
  opacity: 1;
}

.page-products .stock-row:focus {
  outline: none;
}

.page-products .stock-row:focus-visible {
  outline: 1px solid var(--gold);
  outline-offset: 4px;
}

.page-products .price-tier {
  border-top: 1px solid var(--hair-dark);
  padding: 2px 0;
}

.page-products .price-tier > summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  color: var(--mist);
}

.page-products .price-tier > summary::-webkit-details-marker {
  display: none;
}

.page-products .price-tier > summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--gold);
  flex: 0 0 auto;
  transition: color 0.16s ease;
}

.page-products .price-tier[open] > summary::before {
  content: "–";
  color: var(--pink);
}

.page-products .price-tier > summary:hover::before {
  color: var(--pink);
}

.page-products .price-tier > summary:focus {
  outline: none;
}

.page-products .price-tier > summary:focus-visible {
  outline: 1px solid var(--gold);
  outline-offset: 4px;
}

.page-products .price-tier__band {
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: 0.02em;
  color: var(--gold-pale);
}

.page-products .price-tier__tag {
  margin-left: auto;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--on-dark-soft);
  white-space: nowrap;
}

.page-products .price-tier__body {
  padding: 0 0 20px 28px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--on-dark);
  max-width: 34em;
}

.page-products .price-tier__body p {
  margin: 0;
}

/* ---------- 05 面料与洗护 ---------- */
.page-products .care-scroll {
  margin-top: clamp(24px, 3vw, 40px);
  border: 1px solid var(--line);
  background: var(--mist);
}

.page-products .care-table {
  width: 100%;
  min-width: 700px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-products .care-table caption {
  caption-side: bottom;
  text-align: left;
  padding: 14px 18px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--gray);
}

.page-products .care-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--ink);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  font-weight: 500;
  text-align: left;
  padding: 14px 18px;
  white-space: nowrap;
}

.page-products .care-table tbody tr:nth-child(even) {
  background: var(--blush);
}

.page-products .care-table tbody tr:hover {
  background: #FBEBF3;
}

.page-products .care-table tbody th {
  text-align: left;
  font-weight: 500;
  padding: 16px 18px;
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--gold-pale);
  white-space: nowrap;
  vertical-align: top;
}

.page-products .care-table tbody td {
  padding: 16px 18px;
  border-top: 1px solid var(--line);
  line-height: 1.75;
  vertical-align: top;
  color: var(--ink);
}

.page-products .care-tips {
  list-style: none;
  margin: clamp(26px, 3.4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .care-tips li {
  position: relative;
  padding: 14px 0 14px 22px;
  border-top: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
}

.page-products .care-tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 8px;
  height: 1px;
  background: var(--pink);
}

/* ---------- 06 买家反馈 ---------- */
.page-products .review-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--prod-gap);
  margin-top: clamp(26px, 3.6vw, 48px);
}

.page-products .review-card {
  padding: clamp(22px, 3vw, 38px);
  background: var(--blush);
  border-left: 2px solid var(--pink);
}

.page-products .review-card__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--rose);
  margin: 0 0 10px;
}

.page-products .review-card__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(21px, 2.4vw, 28px);
  margin: 0 0 14px;
  color: var(--ink);
}

.page-products .review-card__body {
  font-size: 15px;
  line-height: 1.95;
  color: var(--ink);
  margin: 0 0 14px;
  max-width: 34em;
}

.page-products .review-card__body:last-child {
  margin-bottom: 0;
}

.page-products .review-note {
  margin: clamp(24px, 3vw, 40px) 0 0;
  padding-top: clamp(16px, 2vw, 24px);
  border-top: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.9;
  color: var(--gray);
  max-width: 40em;
}

/* ---------- 下一步 ---------- */
.page-products .prod-next .section-title {
  margin-bottom: clamp(20px, 2.6vw, 34px);
}

.page-products .next-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .next-list a {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 24px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
  text-decoration: none;
  color: var(--ink);
  transition: color 0.16s ease, padding-left 0.16s ease;
}

.page-products .next-list li:last-child a {
  border-bottom: 1px solid var(--line);
}

.page-products .next-list a:hover,
.page-products .next-list a:focus-visible {
  color: var(--pink);
  padding-left: 4px;
  outline: none;
}

.page-products .next-list__label {
  flex: 1 1 18em;
  font-size: 16px;
  line-height: 1.8;
}

.page-products .next-list__hint {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gold);
  white-space: nowrap;
}

.page-products .next-list a:hover .next-list__hint {
  color: var(--pink);
}

/* ---------- 响应式 ---------- */
@media (min-width: 900px) {
  .page-products .matrix-foot {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-products .lines-grid {
    grid-template-columns: repeat(12, 1fr);
    gap: clamp(40px, 5vw, 84px) var(--gap);
  }

  .page-products .line-card--a {
    grid-column: 1 / span 7;
  }

  .page-products .line-card--b {
    grid-column: 8 / span 5;
    margin-top: 56px;
  }

  .page-products .line-card--c {
    grid-column: 1 / span 5;
  }

  .page-products .line-card--d {
    grid-column: 7 / span 6;
    margin-top: 72px;
  }

  .page-products .measure-grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-products .data-grid {
    grid-template-columns: 5fr 7fr;
    align-items: stretch;
  }

  .page-products .review-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .care-tips {
    grid-template-columns: 1fr 1fr;
    column-gap: var(--gap);
  }

  .page-products .care-tips li:nth-child(2) {
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 620px) {
  .page-products .size-matrix,
  .page-products .care-table {
    font-size: 13px;
  }

  .page-products .size-matrix thead th,
  .page-products .size-matrix tbody th,
  .page-products .size-matrix tbody td {
    padding: 12px 14px;
  }

  .page-products .care-table thead th,
  .page-products .care-table tbody th,
  .page-products .care-table tbody td {
    padding: 13px 14px;
  }

  .page-products .line-meta {
    grid-template-columns: 1fr;
    gap: 4px 0;
  }

  .page-products .line-meta dt {
    padding-top: 8px;
  }

  .page-products .price-tier__tag {
    margin-left: 0;
    flex-basis: 100%;
  }

  .page-products .stock-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .page-products .stock-note {
    grid-column: 1;
  }

  .page-products .stock-chip {
    justify-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .stock-note,
  .page-products .size-matrix tbody tr,
  .page-products .line-figure img,
  .page-products .next-list a,
  .page-products .link {
    transition: none;
  }

  .page-products .line-card:hover .line-figure img {
    transform: none;
  }
}