.page-products {
  --pp-rail-w: 236px;
  --pp-gap: 48px;
  --pp-cut: 14px;
  --pp-lead-w: 62ch;
}

/* ---------- 通用页内块 ---------- */
.page-products img {
  max-width: 100%;
}

.page-products .pp-head {
  margin-bottom: var(--space-s);
}

.page-products .pp-lead {
  max-width: var(--pp-lead-w);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.78;
  margin-top: 16px;
}

.page-products .pp-figure {
  margin: var(--space-s) 0;
}

.page-products .pp-note {
  color: var(--stone);
  font-size: 14px;
  line-height: 1.8;
  max-width: 68ch;
  margin-top: 16px;
}

.page-products .pp-note a {
  color: var(--moss);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  background: var(--felt);
  color: var(--paper);
  padding: calc(var(--header-h) + 28px) 0 var(--space-m);
  overflow: hidden;
}

.page-products .pp-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(560px, 72%);
  height: 340px;
  background: repeating-linear-gradient(135deg, var(--line-gold) 0 1px, transparent 1px 26px);
  opacity: 0.28;
  pointer-events: none;
}

.page-products .pp-hero .container {
  position: relative;
  z-index: 1;
}

.page-products .pp-hero .breadcrumb {
  margin-bottom: var(--space-s);
}

.page-products .pp-hero .display-xl {
  color: var(--paper);
  margin: 12px 0 0;
}

.page-products .pp-hero .lede {
  color: var(--mist);
  max-width: var(--pp-lead-w);
  margin-top: 20px;
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: var(--space-s);
}

.page-products .pp-hero__grid {
  display: grid;
  gap: var(--space-s);
}

.page-products .pp-hero__stack {
  display: grid;
  gap: 12px;
}

.page-products .pp-hero-card {
  position: relative;
  background: var(--felt-deep);
  border: 1px solid var(--line-mist);
  padding: 18px 20px 20px;
  clip-path: polygon(0 0, calc(100% - var(--pp-cut)) 0, 100% var(--pp-cut), 100% 100%, 0 100%);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease);
}

.page-products .pp-hero-card:hover {
  transform: translateY(-2px);
  border-color: var(--line-gold);
}

.page-products .pp-hero-card--gold {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--felt-deep);
}

.page-products .pp-hero-card--gold .pp-hero-card__k,
.page-products .pp-hero-card--gold .pp-hero-card__n {
  color: var(--felt-deep);
}

.page-products .pp-hero-card__k {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold-soft);
  margin: 0 0 8px;
}

.page-products .pp-hero-card__v {
  font-family: var(--font-display);
  font-size: 26px;
  line-height: 1.2;
  margin: 0;
}

.page-products .pp-hero-card__n {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .pp-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-left: 6px;
  border-radius: 50%;
  background: var(--coral);
  vertical-align: middle;
}

/* ---------- 入口位置条 ---------- */
.page-products .pp-position {
  display: grid;
  gap: 1px;
  margin-bottom: var(--space-s);
  border: 1px solid var(--line-ink);
  background: var(--line-ink);
}

.page-products .pp-position__bay {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 18px;
  background: var(--paper);
}

.page-products .pp-position__k {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-products .pp-position__d {
  font-size: 15px;
  color: var(--ink);
}

.page-products .pp-position__bay--gold {
  background: var(--felt);
  border-left: 3px solid var(--gold);
}

.page-products .pp-position__bay--gold .pp-position__k {
  color: var(--gold);
}

.page-products .pp-position__bay--gold .pp-position__d {
  color: var(--gold-soft);
}

/* ---------- 入口清单 ---------- */
.page-products .pp-entry__grid {
  display: grid;
  gap: var(--space-s);
  align-items: start;
}

.page-products .pp-entry__figure {
  margin: 0;
}

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

.page-products .pp-entry__item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 20px 0;
  border-top: 1px solid var(--line-ink);
}

.page-products .pp-entry__item:first-child {
  border-top: none;
  padding-top: 0;
}

.page-products .pp-entry__num {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--moss);
  padding-top: 6px;
}

.page-products .pp-entry__body h3 {
  margin: 0 0 6px;
}

.page-products .pp-entry__body p {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
}

/* ---------- 双栏主体 ---------- */
.page-products .pp-body {
  padding-top: 0;
}

.page-products .pp-layout {
  display: grid;
  gap: var(--space-s);
  align-items: start;
}

.page-products .pp-rail__title {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--stone);
  margin: 0 0 12px;
}

.page-products .pp-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .pp-rail__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line-ink);
  color: var(--ink);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-products .pp-rail__link .mono {
  font-size: 11px;
  color: var(--moss);
}

.page-products .pp-rail__link:hover {
  border-color: var(--gold);
  color: var(--felt);
}

.page-products .pp-body__main {
  display: grid;
  gap: var(--space-m);
  min-width: 0;
}

.page-products .pp-block {
  padding-top: var(--space-s);
  border-top: 1px solid var(--line-ink);
}

.page-products .pp-block h2 {
  margin: 12px 0 0;
}

.page-products .pp-block > .eyebrow {
  margin: 0;
}

/* ---------- 分类清单 ---------- */
.page-products .pp-cats {
  margin-top: var(--space-s);
  border-top: 1px solid var(--line-ink);
}

.page-products .pp-cats .accordion__summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 4px;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 19px;
  border-bottom: 1px solid var(--line-ink);
  transition: color 180ms var(--ease);
}

.page-products .pp-cats .accordion__summary:hover {
  color: var(--moss);
}

.page-products .pp-cats .accordion__summary .mono {
  font-size: 12px;
  color: var(--stone);
  letter-spacing: 0.1em;
}

.page-products .pp-cat-count {
  margin-left: auto;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--stone);
}

.page-products .pp-cats .accordion__body {
  padding: 4px 4px 18px;
  border-bottom: 1px solid var(--line-ink);
}

.page-products .pp-cat-list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0 0 0 14px;
  display: grid;
  gap: 8px;
  border-left: 1px solid var(--line-gold);
}

.page-products .pp-cat-list li {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
}

/* ---------- 收藏 ---------- */
.page-products .pp-collect__grid {
  display: grid;
  gap: var(--space-s);
  margin-top: var(--space-s);
  align-items: start;
}

.page-products .pp-collect__text h3 {
  margin: 0 0 12px;
}

.page-products .pp-collect__text p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
}

.page-products .pp-facts {
  list-style: none;
  margin: var(--space-s) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-ink);
  border: 1px solid var(--line-ink);
}

.page-products .pp-facts li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 16px;
  background: var(--paper-2);
}

.page-products .pp-facts__n {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--moss);
}

.page-products .pp-facts__l {
  font-size: 14px;
  color: var(--ink);
}

.page-products .pp-collect__figure {
  margin: 0;
}

/* ---------- 版本 ---------- */
.page-products .pp-block--dark {
  background: var(--felt);
  color: var(--paper);
  border-top: none;
  padding: clamp(24px, 4vw, 48px);
}

.page-products .pp-block--dark .eyebrow {
  color: var(--gold);
}

.page-products .pp-dark-title {
  color: var(--paper);
}

.page-products .pp-lead--light {
  color: var(--mist);
}

.page-products .pp-figure--dark .media-frame__caption {
  color: var(--stone);
}

.page-products .pp-ver-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 16px;
}

.page-products .pp-ver-table th,
.page-products .pp-ver-table td {
  text-align: left;
  padding: 14px 8px;
  border-bottom: 1px solid var(--line-mist);
  font-size: 15px;
  line-height: 1.6;
  vertical-align: top;
}

.page-products .pp-ver-table th {
  width: 34%;
  font-weight: 400;
  color: var(--stone);
}

.page-products .pp-ver-table td {
  color: var(--paper);
}

.page-products .pp-ver-table td.mono {
  color: var(--gold-soft);
  letter-spacing: 0.08em;
}

.page-products .pp-note--light {
  color: var(--mist);
}

.page-products .pp-note--light a {
  color: var(--gold-soft);
}

/* ---------- 步骤 ---------- */
.page-products .pp-steps {
  list-style: none;
  margin: var(--space-s) 0 0;
  padding: 0;
  display: grid;
}

.page-products .pp-step {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 14px;
  padding: 20px 0;
  border-top: 1px solid var(--line-ink);
}

.page-products .pp-step:first-child {
  border-top: 2px solid var(--moss);
}

.page-products .pp-step__num {
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 1;
  color: var(--moss);
}

.page-products .pp-step__body h3 {
  margin: 0 0 6px;
}

.page-products .pp-step__body p {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
}

.page-products .pp-tips-title {
  margin: var(--space-m) 0 12px;
}

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

.page-products .pp-tips li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

.page-products .pp-tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  background: var(--coral);
}

.page-products .pp-tips a {
  color: var(--moss);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 预览 ---------- */
.page-products .pp-preview__grid {
  display: grid;
  gap: var(--space-s);
  margin-top: var(--space-s);
  align-items: start;
}

.page-products .pp-preview__text p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
  max-width: var(--pp-lead-w);
}

.page-products .pp-path {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pp-path li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 10px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.page-products .pp-path .mono {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--line-gold);
  color: var(--moss);
  font-size: 12px;
}

.page-products .pp-preview__figure {
  margin: 0;
}

/* ---------- 收口 ---------- */
.page-products .pp-next {
  background: var(--felt-deep);
  color: var(--paper);
  padding: var(--space-m) 0;
}

.page-products .pp-next__inner {
  display: grid;
  gap: var(--space-s);
  align-items: start;
}

.page-products .pp-next__title {
  color: var(--paper);
  margin: 0 0 12px;
}

.page-products .pp-next__text {
  margin: 0;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}

.page-products .pp-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.page-products .pp-next__minor {
  flex-basis: 100%;
  font-size: 13px;
  color: var(--stone);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pp-next__minor:hover {
  color: var(--gold-soft);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-products .pp-position {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 900px) {
  .page-products .pp-hero {
    padding-top: calc(var(--header-h) + 56px);
  }

  .page-products .pp-hero__grid {
    grid-template-columns: 7fr 5fr;
    gap: 56px;
  }

  .page-products .pp-hero-card:nth-child(1) {
    margin-right: 34px;
  }

  .page-products .pp-hero-card:nth-child(2) {
    margin-left: 20px;
    margin-right: 12px;
  }

  .page-products .pp-hero-card:nth-child(3) {
    margin-left: 46px;
  }

  .page-products .pp-entry__grid {
    grid-template-columns: 1.05fr 1fr;
    gap: 48px;
  }

  .page-products .pp-collect__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 48px;
  }

  .page-products .pp-preview__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 48px;
  }

  .page-products .pp-step {
    grid-template-columns: 84px 1fr;
    gap: 24px;
    padding: 26px 0;
  }

  .page-products .pp-step__num {
    font-size: 44px;
  }

  .page-products .pp-next__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 48px;
  }

  .page-products .pp-next__links {
    justify-content: flex-end;
    max-width: 420px;
  }
}

@media (min-width: 1000px) {
  .page-products .pp-layout {
    grid-template-columns: var(--pp-rail-w) minmax(0, 1fr);
    gap: var(--pp-gap);
  }

  .page-products .pp-rail {
    align-self: start;
    position: sticky;
    top: calc(var(--header-h) + 24px);
    border-left: 1px solid var(--line-ink);
    padding-left: 18px;
  }

  .page-products .pp-rail__list {
    display: grid;
    gap: 2px;
  }

  .page-products .pp-rail__link {
    border: none;
    padding: 8px 0;
    font-size: 14px;
  }

  .page-products .pp-rail__link:hover {
    color: var(--moss);
  }

  .page-products .pp-cat-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 28px;
  }
}
<<<END>>>