.page-products {
  --pp-cut: 8px;
  --pp-gap-lg: clamp(38px, 6vw, 78px);
  --pp-gap-md: clamp(18px, 2.6vw, 30px);
  background: var(--paper);
  color: var(--brown);
}

.page-products .prod-crumbs {
  padding-top: clamp(16px, 2.6vw, 28px);
}

/* ---------- 页头 ---------- */
.page-products .prod-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pp-gap-md);
  padding-block: clamp(22px, 3.6vw, 44px) clamp(26px, 4.4vw, 52px);
  border-bottom: 2px solid var(--brown);
}

.page-products .prod-eyebrow {
  margin: 0 0 12px;
  font-size: 12.5px;
  letter-spacing: 0.16em;
  color: var(--copper-deep);
}

.page-products .prod-h1 {
  margin: 0;
  font-size: clamp(30px, 5.6vw, 62px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  max-width: 22ch;
}

.page-products .prod-lede {
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.75;
  max-width: 62ch;
  color: var(--brown);
}

.page-products .prod-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-quick a {
  display: inline-block;
  padding: 6px 0;
  color: var(--copper-deep);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  border-bottom: 1px solid var(--copper);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .prod-quick a:hover,
.page-products .prod-quick a:focus-visible {
  color: var(--brown);
  border-bottom-color: var(--brown);
}

.page-products .prod-head-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(16px, 2.4vw, 26px);
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--ink);
  color: var(--paper);
  border-top: 3px solid var(--copper);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pp-cut)), calc(100% - var(--pp-cut)) 100%, 0 100%);
}

.page-products .prod-head-stats .stat {
  display: grid;
  gap: 4px;
}

.page-products .prod-head-stats .stat__num {
  font-size: clamp(30px, 4.4vw, 46px);
  font-weight: 900;
  line-height: 1;
  color: var(--paper);
}

.page-products .prod-head-stats .stat__num--copper {
  color: var(--copper-soft);
}

.page-products .prod-head-stats .stat__cap {
  font-size: 12.5px;
  line-height: 1.55;
  letter-spacing: 0.02em;
  color: rgba(242, 237, 228, 0.72);
}

@media (min-width: 960px) {
  .page-products .prod-head {
    grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.75fr);
    align-items: start;
  }
}

/* ---------- 双栏骨架 ---------- */
.page-products .prod-layout {
  padding-block: clamp(28px, 4.4vw, 58px) clamp(46px, 7vw, 92px);
  align-items: start;
}

.page-products .prod-rail {
  position: sticky;
  top: calc(var(--nav-h) + 22px);
  align-self: start;
  border-left: 2px solid var(--copper);
  padding-left: 16px;
}

.page-products .prod-rail .rail__stamp {
  margin-top: 18px;
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--gray);
}

.page-products .prod-body {
  display: grid;
  gap: var(--pp-gap-lg);
  min-width: 0;
}

/* ---------- 章节头 ---------- */
.page-products .prod-sec-head {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  column-gap: clamp(8px, 1.4vw, 18px);
  padding-bottom: 14px;
  border-bottom: 2px solid var(--brown);
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-products .prod-sec-no {
  margin: 4px 0 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--copper);
}

.page-products .prod-sec-headtext {
  min-width: 0;
}

.page-products .prod-sec-title {
  margin: 0;
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.page-products .prod-sec-note {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--gray);
  max-width: 68ch;
}

.page-products .prod-h3 {
  margin: 0 0 14px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

/* ---------- 表格 ---------- */
.page-products .prod-table-scroll {
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--rule);
  background: var(--paper);
}

.page-products .data-table {
  width: 100%;
  min-width: 700px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .data-table th,
.page-products .data-table td {
  padding: 11px 14px;
  text-align: left;
  vertical-align: top;
  line-height: 1.6;
  border-bottom: 1px solid var(--rule);
}

.page-products .data-table thead th {
  background: var(--paper-2);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.page-products .data-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .prod-cat-table th:first-child,
.page-products .prod-cat-table td:first-child {
  position: sticky;
  left: 0;
  z-index: 2;
  background: var(--paper-2);
  font-weight: 700;
  white-space: nowrap;
}

/* ---------- 系列卡片 ---------- */
.page-products .prod-series-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.2vw, 24px);
  margin-top: clamp(24px, 3.4vw, 38px);
}

.page-products .prod-series {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--paper-2);
  border-top: 3px solid var(--brown);
  clip-path: polygon(var(--pp-cut) 0, 100% 0, 100% calc(100% - var(--pp-cut)), calc(100% - var(--pp-cut)) 100%, 0 100%, 0 var(--pp-cut));
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-products .prod-series:hover {
  border-top-color: var(--copper);
}

.page-products .prod-series-no {
  margin: 0;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--copper-deep);
}

.page-products .prod-series-name {
  margin: 6px 0 12px;
  font-size: clamp(19px, 2.2vw, 24px);
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-products .prod-series-desc {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.75;
}

.page-products .prod-series-spec {
  margin: 0;
  display: grid;
  gap: 8px;
  border-top: 1px solid var(--rule);
  padding-top: 14px;
}

.page-products .prod-series-spec > div {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
}

.page-products .prod-series-spec dt {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--gray);
}

.page-products .prod-series-spec dd {
  margin: 0;
  font-size: 14px;
  color: var(--brown);
}

.page-products .prod-series-list {
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--rule);
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-products .prod-series-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.65;
}

.page-products .prod-series-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 1px;
  background: var(--copper);
}

.page-products .prod-series-list--loose li {
  font-size: 15px;
  padding-left: 18px;
}

@media (min-width: 760px) {
  .page-products .prod-series-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 图片 ---------- */
.page-products .prod-figure {
  margin: clamp(20px, 3vw, 32px) 0 0;
  position: relative;
}

.page-products .prod-figure .media-frame__cap {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gray);
}

.page-products .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .prod-figure--wide {
  margin-top: clamp(26px, 3.6vw, 42px);
}

/* ---------- 参数抽屉 ---------- */
.page-products .prod-drawers {
  display: grid;
  gap: 10px;
}

.page-products .prod-drawers .drawer {
  border: 1px solid var(--rule);
  background: var(--paper);
  transition: border-color var(--dur) var(--ease);
}

.page-products .prod-drawers .drawer[data-open] {
  border-color: var(--copper);
}

.page-products .prod-drawers .drawer__head {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto 18px;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  background: transparent;
  border: 0;
  text-align: left;
  color: var(--brown);
  cursor: pointer;
}

.page-products .prod-drawers .drawer__title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-products .prod-drawers .drawer__meta {
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--copper-deep);
}

.page-products .prod-drawers .drawer__body {
  padding: 0 16px 16px;
}

.page-products .prod-params {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed var(--rule);
  display: grid;
  gap: 9px;
}

.page-products .prod-params > div {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
}

.page-products .prod-params dt {
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--gray);
}

.page-products .prod-params dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
}

/* ---------- 比价看板 ---------- */
.page-products .prod-price-panel {
  margin-top: clamp(20px, 3vw, 30px);
  background: var(--ink);
  color: var(--paper);
  padding: clamp(18px, 2.6vw, 30px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pp-cut)), calc(100% - var(--pp-cut)) 100%, 0 100%);
}

.page-products .prod-data-bar {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 16px;
  padding-bottom: clamp(18px, 2.4vw, 26px);
  border-bottom: 1px solid var(--rule-dark);
}

.page-products .prod-data-bar__item {
  display: grid;
  gap: 5px;
}

.page-products .prod-data-bar__num {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 900;
  line-height: 1;
  color: var(--paper);
}

.page-products .prod-data-bar__num--cyan {
  color: var(--cyan);
}

.page-products .prod-data-bar__unit {
  font-size: 0.42em;
  font-weight: 500;
  margin-left: 3px;
  letter-spacing: 0.02em;
  color: rgba(242, 237, 228, 0.78);
}

.page-products .prod-data-bar__cap {
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: rgba(242, 237, 228, 0.72);
}

.page-products .prod-table-scroll--dark {
  margin-top: clamp(18px, 2.4vw, 26px);
  border-color: var(--rule-dark);
  background: var(--ink);
}

.page-products .prod-price-table {
  min-width: 780px;
}

.page-products .prod-price-table th,
.page-products .prod-price-table td {
  border-bottom-color: var(--rule-dark);
  color: var(--paper);
}

.page-products .prod-price-table thead th {
  background: var(--ink-2);
  color: rgba(242, 237, 228, 0.8);
}

.page-products .prod-price-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .prod-price-table th:first-child,
.page-products .prod-price-table td:first-child {
  position: sticky;
  left: 0;
  z-index: 2;
  background: var(--ink);
  font-weight: 700;
  white-space: nowrap;
}

.page-products .prod-price-table tbody tr:hover td {
  background: var(--ink-2);
}

.page-products .prod-idx {
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-products .prod-idx--up {
  color: var(--cyan);
}

.page-products .prod-price-note {
  margin: clamp(16px, 2.2vw, 22px) 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(242, 237, 228, 0.76);
  max-width: 72ch;
}

.page-products .prod-price-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(87, 224, 210, 0.5);
  transition: border-color var(--dur) var(--ease);
}

.page-products .prod-price-note a:hover,
.page-products .prod-price-note a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 询价 ---------- */
.page-products .prod-quote-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 26px);
}

.page-products .prod-quote-block {
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--paper-2);
  border-top: 3px solid var(--copper);
}

.page-products .prod-quote-block--ink {
  background: var(--ink);
  color: var(--paper);
  border-top-color: var(--cyan);
}

.page-products .prod-quote-block--ink .prod-h3 {
  color: var(--paper);
}

.page-products .prod-check {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  counter-reset: none;
}

.page-products .prod-check li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  font-size: 15px;
  line-height: 1.65;
}

.page-products .prod-check__no {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--copper-deep);
}

.page-products .prod-route {
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-products .prod-route > div {
  padding-top: 14px;
  border-top: 1px solid var(--rule-dark);
}

.page-products .prod-route > div:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-products .prod-route dt {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--cyan);
  margin-bottom: 6px;
}

.page-products .prod-route dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(242, 237, 228, 0.88);
}

.page-products .prod-route a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 237, 228, 0.45);
  transition: border-color var(--dur) var(--ease);
}

.page-products .prod-route a:hover,
.page-products .prod-route a:focus-visible {
  border-bottom-color: var(--copper-soft);
}

.page-products .prod-timeline-note {
  margin: clamp(20px, 2.6vw, 28px) 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--copper);
  font-size: 14px;
  line-height: 1.8;
  color: var(--brown);
  max-width: 76ch;
}

.page-products .prod-timeline-note a {
  color: var(--copper-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--copper);
  transition: color var(--dur) var(--ease);
}

.page-products .prod-timeline-note a:hover,
.page-products .prod-timeline-note a:focus-visible {
  color: var(--brown);
}

@media (min-width: 900px) {
  .page-products .prod-quote-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

/* ---------- 定制与打样 ---------- */
.page-products .prod-custom {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.6vw, 30px);
}

.page-products .prod-custom__col {
  padding-top: 18px;
  border-top: 2px solid var(--brown);
}

.page-products .prod-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .prod-steps li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  font-size: 15px;
  line-height: 1.65;
}

.page-products .prod-steps li .mono:first-child {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--copper);
  border-left: 2px solid var(--copper);
  padding-left: 7px;
}

@media (min-width: 780px) {
  .page-products .prod-custom {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 移动端 ---------- */
@media (max-width: 999px) {
  .page-products .prod-rail {
    position: static;
    border-left: 0;
    border-bottom: 1px solid var(--rule);
    padding-left: 0;
    padding-bottom: 14px;
    margin-bottom: 4px;
  }

  .page-products .prod-rail .rail__list {
    display: flex;
    flex-wrap: nowrap;
    gap: 6px;
    overflow-x: auto;
    padding-bottom: 6px;
    -webkit-overflow-scrolling: touch;
  }

  .page-products .prod-rail .rail__link {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .page-products .prod-rail .rail__stamp {
    display: none;
  }

  .page-products .prod-head-stats {
    clip-path: none;
  }

  .page-products .prod-price-panel {
    clip-path: none;
  }
}

@media (max-width: 560px) {
  .page-products .prod-head-stats {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-products .prod-data-bar {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-products .prod-params > div,
  .page-products .prod-series-spec > div {
    grid-template-columns: minmax(0, 1fr);
    gap: 3px;
  }

  .page-products .prod-drawers .drawer__head {
    grid-template-columns: minmax(0, 1fr) auto 16px;
    gap: 8px;
    padding: 13px 13px;
  }

  .page-products .prod-drawers .drawer__body {
    padding: 0 13px 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-series,
  .page-products .prod-quick a,
  .page-products .prod-price-note a,
  .page-products .prod-route a,
  .page-products .prod-timeline-note a,
  .page-products .prod-drawers .drawer {
    transition: none;
  }
}