.page-products {
  --prod-radius: 2px;
  --prod-line: 1px solid var(--paper-line);
  --prod-zebra: #EDE7DA;
  display: block;
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 20px 20px 14px;
  font-size: 13px;
  color: var(--steel);
}
.page-products .breadcrumb ul {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .breadcrumb li {
  display: inline-flex;
  align-items: center;
}
.page-products .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--steel-soft);
}
.page-products .breadcrumb a {
  color: var(--steel);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}
.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  color: var(--brand);
  border-bottom-color: var(--brand);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  overflow: hidden;
}
.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(127, 178, 255, 0.13) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(127, 178, 255, 0.13) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.page-products .prod-hero::after {
  content: "";
  position: absolute;
  right: -110px;
  top: -140px;
  width: 340px;
  height: 340px;
  border: 1px solid rgba(232, 121, 43, 0.4);
  border-radius: 50%;
  pointer-events: none;
}
.page-products .prod-hero > .wrap {
  position: relative;
  z-index: 1;
  padding-top: 36px;
  padding-bottom: 46px;
}
.page-products .prod-hero__eyebrow {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--blue-soft);
}
.page-products .prod-hero__title {
  margin: 0;
  font-size: clamp(30px, 7.2vw, 74px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 800;
}
.page-products .prod-hero__lede {
  margin: 22px 0 0;
  max-width: 42em;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.75;
  color: rgba(243, 238, 228, 0.86);
}
.page-products .prod-hero__facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 34px;
}
.page-products .prod-hero__facts .stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 14px;
  border-top: 2px solid rgba(232, 121, 43, 0.62);
}
.page-products .prod-hero__facts .stat__value {
  font-size: clamp(38px, 6vw, 58px);
  line-height: 1;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: #fff;
}
.page-products .prod-hero__facts .stat__value--amber {
  color: var(--amber-soft);
}
.page-products .prod-hero__facts .stat__label {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(243, 238, 228, 0.72);
}

/* ---------- 章节骨架 ---------- */
.page-products .section {
  padding: 52px 0;
  border-bottom: var(--prod-line);
}
.page-products .section--ink {
  background: var(--ink);
  color: var(--paper);
  border-bottom-color: rgba(243, 238, 228, 0.16);
}
.page-products .section-head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}
.page-products .section-head__num {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--brand);
}
.page-products .section--ink .section-head__num {
  color: var(--amber-soft);
}
.page-products .section-head__title {
  margin: 0;
  font-size: clamp(26px, 4vw, 46px);
  line-height: 1.16;
  letter-spacing: -0.03em;
  font-weight: 800;
}
.page-products .lede {
  max-width: 42em;
  margin: 0 0 4px;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--ink-2);
}
.page-products .section--ink .lede,
.page-products .section--ink .prose p {
  color: rgba(243, 238, 228, 0.84);
}
.page-products .prose p {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-2);
}
.page-products .prose p:last-child {
  margin-bottom: 0;
}
.page-products .prod-note {
  margin: 22px 0 0;
  max-width: 44em;
  font-size: 14px;
  line-height: 1.8;
  color: var(--steel);
}
.page-products .section--ink .prod-note {
  color: rgba(243, 238, 228, 0.7);
}
.page-products .prod-note a {
  color: var(--brand);
  text-decoration: none;
  border-bottom: 1px solid var(--blue-soft);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}
.page-products .prod-note a:hover,
.page-products .prod-note a:focus-visible {
  color: var(--signal);
  border-bottom-color: var(--signal);
}
.page-products .section--ink .prod-note a {
  color: var(--amber-soft);
  border-bottom-color: rgba(245, 166, 91, 0.5);
}

/* ---------- 筛选标签 ---------- */
.page-products .prod-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0;
}
.page-products .prod-chip {
  display: inline-flex;
  align-items: center;
  padding: 9px 14px;
  border: 1px solid var(--paper-line);
  border-radius: var(--prod-radius);
  background: var(--paper-card);
  color: var(--ink);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background-color 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease);
}
.page-products .prod-chip:hover,
.page-products .prod-chip:focus-visible {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}
.page-products .prod-chip--on {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}
.page-products .prod-chip--warranty {
  border-color: var(--amber-soft);
  color: var(--amber);
}
.page-products .prod-chip--warranty:hover,
.page-products .prod-chip--warranty:focus-visible {
  background: var(--amber);
  border-color: var(--amber);
  color: #fff;
}

/* ---------- 对照表 ---------- */
.page-products .prod-table__head {
  display: none;
}
.page-products .prod-table__body {
  display: grid;
  gap: 12px;
}
.page-products .prod-table__row {
  display: grid;
  gap: 8px;
  padding: 14px 16px;
  border: var(--prod-line);
  border-radius: var(--prod-radius);
  background: var(--paper-card);
  transition: border-color 160ms var(--ease), transform 160ms var(--ease);
}
.page-products .prod-table__row:hover,
.page-products .prod-table__row:focus-within {
  border-color: var(--brand);
  transform: translateY(-2px);
}
.page-products .prod-table__code {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--brand);
}
.page-products .prod-table__cell {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-2);
}
.page-products .prod-cell-k {
  flex: 0 0 auto;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--steel);
}

/* ---------- 层级矩阵 ---------- */
.page-products .prod-tier {
  display: grid;
  gap: 30px;
}
.page-products .prod-tier__label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--steel);
}
.page-products .section--ink .prod-tier__label {
  color: rgba(243, 238, 228, 0.6);
}
.page-products .prod-units {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(118px, 1fr));
  gap: 10px;
  margin-bottom: 20px;
}
.page-products .prod-units:last-child {
  margin-bottom: 0;
}
.page-products .prod-unit {
  align-self: start;
  border: var(--prod-line);
  border-radius: var(--prod-radius);
  background: var(--paper-card);
  transition: border-color 160ms var(--ease), transform 160ms var(--ease);
}
.page-products .prod-unit:hover,
.page-products .prod-unit:focus-within {
  border-color: var(--brand);
  transform: translateY(-2px);
}
.page-products .prod-unit[open] {
  border-color: var(--brand);
}
.page-products .prod-unit__face {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px;
  cursor: pointer;
  list-style: none;
}
.page-products .prod-unit__face::-webkit-details-marker {
  display: none;
}
.page-products .prod-unit__num {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--brand);
}
.page-products .prod-unit__name {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--steel);
}
.page-products .prod-unit__desc {
  margin: 0;
  padding: 0 12px 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-2);
}
.page-products .section--ink .prod-unit {
  background: rgba(243, 238, 228, 0.06);
  border-color: rgba(243, 238, 228, 0.22);
}
.page-products .section--ink .prod-unit:hover,
.page-products .section--ink .prod-unit:focus-within,
.page-products .section--ink .prod-unit[open] {
  border-color: var(--amber-soft);
}
.page-products .section--ink .prod-unit__num {
  color: var(--amber-soft);
}
.page-products .section--ink .prod-unit__name {
  color: rgba(243, 238, 228, 0.6);
}
.page-products .section--ink .prod-unit__desc {
  color: rgba(243, 238, 228, 0.8);
}

/* ---------- 图片 ---------- */
.page-products .prod-figure {
  margin: 30px 0 0;
  border: var(--prod-line);
  border-radius: var(--prod-radius);
  background: var(--paper-card);
  overflow: hidden;
}
.page-products .prod-figure img {
  display: block;
  width: 100%;
  height: auto;
}
.page-products .prod-figure figcaption {
  padding: 11px 14px;
  border-top: var(--prod-line);
  font-size: 12px;
  line-height: 1.7;
  color: var(--steel);
}
.page-products .prod-figure--ink {
  border-color: rgba(243, 238, 228, 0.2);
  background: rgba(243, 238, 228, 0.05);
}
.page-products .prod-figure--ink figcaption {
  border-top-color: rgba(243, 238, 228, 0.18);
  color: rgba(243, 238, 228, 0.68);
}
.page-products .prod-figure--tight {
  margin-top: 0;
}

/* ---------- 保修刻度 ---------- */
.page-products .prod-warranty {
  display: grid;
  gap: 30px;
}
.page-products .prod-scale {
  border-top: var(--prod-line);
}
.page-products .prod-scale__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding: 15px 0;
  border-bottom: var(--prod-line);
}
.page-products .prod-scale__yr {
  flex: 0 0 56px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}
.page-products .prod-scale__track {
  flex: 1 1 130px;
  display: block;
  height: 8px;
  background: var(--paper-line);
}
.page-products .prod-scale__fill {
  display: block;
  height: 100%;
}
.page-products .prod-scale__fill--1 {
  width: 48%;
  background: var(--blue-soft);
}
.page-products .prod-scale__fill--2 {
  width: 74%;
  background: var(--signal);
}
.page-products .prod-scale__fill--3 {
  width: 100%;
  background: var(--amber);
}
.page-products .prod-scale__tier {
  flex: 0 0 100%;
  font-size: 13px;
  color: var(--steel);
}
.page-products .prod-warranty__list {
  margin: 0;
  display: grid;
  gap: 0;
}
.page-products .prod-warranty__item {
  padding: 16px 0;
  border-bottom: var(--prod-line);
}
.page-products .prod-warranty__item:first-child {
  padding-top: 0;
}
.page-products .prod-warranty__item dt {
  margin-bottom: 6px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}
.page-products .prod-warranty__item dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--steel);
}

/* ---------- 随机配件 ---------- */
.page-products .prod-bundle {
  display: grid;
  gap: 26px;
}
.page-products .prod-bundle__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}
.page-products .prod-bundle__item {
  display: grid;
  gap: 8px;
  padding: 16px 0;
  border-bottom: var(--prod-line);
}
.page-products .prod-bundle__item:first-child {
  padding-top: 0;
}
.page-products .prod-bundle__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-2);
}

/* ---------- 三步选型 ---------- */
.page-products .prod-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  border-top: var(--prod-line);
}
.page-products .prod-steps__item {
  padding: 22px 0;
  border-bottom: var(--prod-line);
}
.page-products .prod-steps__num {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--brand);
}
.page-products .prod-steps__item h3 {
  margin: 0 0 10px;
  font-size: clamp(19px, 2.4vw, 24px);
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--ink);
}
.page-products .prod-steps__item p {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-2);
}

/* ---------- 咨询引导 ---------- */
.page-products .prod-cta {
  display: grid;
  gap: 22px;
  margin-top: 30px;
  padding: 26px 22px;
  border-radius: var(--prod-radius);
  background: var(--brand);
  color: #fff;
}
.page-products .prod-cta__text h3 {
  margin: 0 0 10px;
  font-size: clamp(19px, 2.6vw, 26px);
  line-height: 1.3;
  letter-spacing: -0.02em;
  font-weight: 800;
}
.page-products .prod-cta__text p {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.86);
}
.page-products .prod-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-products .prod-cta .btn {
  text-decoration: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .prod-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
  .page-products .prod-figure--tight {
    margin-top: 0;
  }
}

@media (min-width: 900px) {
  .page-products .section {
    padding: 72px 0;
  }
  .page-products .prod-hero > .wrap {
    padding-top: 66px;
    padding-bottom: 72px;
  }
  .page-products .prod-hero__lede {
    margin-top: 26px;
  }
  .page-products .prod-tier {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 52px;
    align-items: start;
  }
  .page-products .prod-warranty {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 52px;
    align-items: start;
  }
  .page-products .prod-bundle {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 52px;
    align-items: start;
  }
  .page-products .prod-scale__tier {
    flex: 0 0 190px;
    text-align: right;
  }
  .page-products .prod-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 0;
    gap: 0 32px;
  }
  .page-products .prod-steps__item {
    border-top: var(--prod-line);
    padding: 24px 0 4px;
  }
  .page-products .prod-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 34px 36px;
    gap: 32px;
  }
  .page-products .prod-cta__actions {
    flex-wrap: nowrap;
  }

  /* 表格：桌面端转为真正的行列表格 */
  .page-products .prod-table__head {
    display: grid;
    grid-template-columns: 92px 104px 190px 116px minmax(0, 1fr);
    align-items: center;
    padding: 13px 18px;
    background: var(--brand);
    color: #fff;
    font-size: 12px;
    letter-spacing: 0.1em;
    border-radius: var(--prod-radius) var(--prod-radius) 0 0;
  }
  .page-products .prod-table__body {
    gap: 0;
    border: var(--prod-line);
    border-top: 0;
    border-radius: 0 0 var(--prod-radius) var(--prod-radius);
    overflow: hidden;
  }
  .page-products .prod-table__row {
    grid-template-columns: 92px 104px 190px 116px minmax(0, 1fr);
    align-items: center;
    gap: 0;
    padding: 14px 18px;
    border: 0;
    border-bottom: var(--prod-line);
    border-radius: 0;
    background: var(--paper-card);
  }
  .page-products .prod-table__row:nth-child(even) {
    background: var(--prod-zebra);
  }
  .page-products .prod-table__row:last-child {
    border-bottom: 0;
  }
  .page-products .prod-table__row:hover,
  .page-products .prod-table__row:focus-within {
    transform: none;
    border-color: transparent;
    box-shadow: inset 4px 0 0 var(--brand);
    background: #E6EFFB;
  }
  .page-products .prod-table__code {
    font-size: 17px;
  }
  .page-products .prod-table__cell {
    display: block;
    font-size: 14px;
  }
  .page-products .prod-cell-k {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-table__row,
  .page-products .prod-unit,
  .page-products .prod-chip,
  .page-products .breadcrumb a,
  .page-products .prod-note a {
    transition: none;
  }
  .page-products .prod-table__row:hover,
  .page-products .prod-table__row:focus-within,
  .page-products .prod-unit:hover,
  .page-products .prod-unit:focus-within {
    transform: none;
  }
}
</style>