.page-products {
  --pf-gap: 20px;
  --pf-line: 1px solid var(--edge);
  padding-bottom: 64px;
  color: var(--ivory);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
}

.page-products .breadcrumb {
  padding-top: 18px;
  font-size: 13px;
  color: var(--silver);
}

.page-products .breadcrumb a {
  color: var(--silver);
  text-decoration: none;
}

.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  color: var(--gold);
}

.page-products .breadcrumb__sep {
  margin: 0 8px;
  color: var(--edge);
}

.page-products .breadcrumb [aria-current="page"] {
  color: var(--ivory);
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  position: relative;
  overflow: hidden;
  padding: 24px 0 44px;
}

.page-products .pf-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(112deg, rgba(23, 165, 124, 0.22) 0 44%, transparent 44.4%),
    linear-gradient(112deg, transparent 55.6%, rgba(198, 43, 76, 0.2) 56%),
    radial-gradient(120% 90% at 88% -20%, rgba(75, 36, 130, 0.75), transparent 62%);
  pointer-events: none;
}

.page-products .pf-hero__inner {
  position: relative;
}

.page-products .pf-hero__title {
  margin: 14px 0 0;
  font-family: var(--serif);
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: 32px;
  line-height: 1.2;
  background: linear-gradient(100deg, var(--gold-hi), var(--gold) 58%, var(--gold-deep));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--gold);
}

.page-products .pf-hero__lead {
  margin-top: 16px;
  max-width: 680px;
  color: var(--ivory);
}

.page-products .pf-hero__split {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.page-products .pf-gate {
  position: relative;
  display: block;
  padding: 18px 20px 20px 26px;
  background: var(--panel);
  border: 1px solid var(--edge);
  border-radius: var(--radius);
  box-shadow: var(--shadow-panel);
  color: var(--ivory);
  text-decoration: none;
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.page-products .pf-gate::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  border-radius: var(--radius) 0 0 var(--radius);
}

.page-products .pf-gate--jade::before {
  background: linear-gradient(180deg, var(--jade-text), var(--jade));
}

.page-products .pf-gate--ruby::before {
  background: linear-gradient(180deg, var(--ruby-text), var(--ruby));
}

.page-products .pf-gate:hover,
.page-products .pf-gate:focus-visible {
  transform: translateY(-3px);
  border-color: var(--gold);
  box-shadow: var(--shadow-gold);
}

.page-products .pf-gate__label {
  display: block;
  font-family: var(--num);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.page-products .pf-gate--jade .pf-gate__label {
  color: var(--jade-text);
}

.page-products .pf-gate--ruby .pf-gate__label {
  color: var(--ruby-text);
}

.page-products .pf-gate__name {
  display: block;
  margin-top: 4px;
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-products .pf-gate__note {
  display: block;
  margin-top: 4px;
  font-size: 14px;
  color: var(--silver);
}

/* ---------- 双路径对照 ---------- */
.page-products .pf-routes {
  padding: 10px 0 40px;
}

.page-products .pf-routes__sub {
  margin-top: 6px;
  max-width: 640px;
}

.page-products .pf-routes__grid {
  position: relative;
  display: grid;
  gap: 22px;
  margin-top: 26px;
}

.page-products .pf-route {
  position: relative;
  padding: 0 20px 24px;
  background: var(--panel);
  border: 1px solid var(--edge);
  border-radius: var(--radius);
  box-shadow: var(--shadow-panel);
}

.page-products .pf-route::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 6px;
  border-radius: var(--radius) var(--radius) 0 0;
}

.page-products .pf-route--jade::after {
  background: linear-gradient(90deg, var(--jade), var(--jade-text));
}

.page-products .pf-route--ruby::after {
  background: linear-gradient(90deg, var(--ruby), var(--ruby-text));
}

.page-products .pf-route__head {
  z-index: 3;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 22px 0 10px;
}

.page-products .pf-route__title {
  margin: 0;
  font-family: var(--serif);
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ivory);
}

.page-products .pf-route__media {
  margin: 8px 0 18px;
  border: 1px solid var(--edge);
  border-radius: var(--radius-sm);
}

.page-products .pf-route p {
  margin: 0 0 12px;
  color: var(--ivory);
}

.page-products .pf-route__hint {
  padding: 10px 14px;
  border-left: 3px solid var(--jade);
  background: rgba(23, 165, 124, 0.12);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 15px;
}

.page-products .pf-route__sub {
  margin: 20px 0 10px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-products .pf-fields {
  list-style: none;
  margin: 0;
  padding: 1px;
  display: grid;
  gap: 1px;
  background: var(--edge);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-products .pf-fields > li {
  display: grid;
  gap: 2px;
  padding: 11px 14px;
  background: var(--night);
}

.page-products .pf-fields__k {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--jade-text);
}

.page-products .pf-fields__v {
  font-size: 15px;
  color: var(--ivory);
}

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

.page-products .pf-marks__item {
  display: grid;
  grid-template-columns: 12px 1fr;
  gap: 12px;
  padding: 12px 14px;
  background: var(--night);
  border: 1px solid var(--edge);
  border-radius: var(--radius-sm);
}

.page-products .pf-marks__dot {
  width: 12px;
  height: 12px;
  margin-top: 8px;
  border-radius: 50%;
}

.page-products .pf-marks__dot--ruby {
  background: var(--ruby-text);
}

.page-products .pf-marks__dot--gold {
  background: var(--gold);
}

.page-products .pf-marks__dot--jade {
  background: var(--jade-text);
}

.page-products .pf-marks__item strong {
  font-size: 15px;
  color: var(--ivory);
}

.page-products .pf-marks__item p {
  margin: 2px 0 0;
  font-size: 15px;
  color: var(--silver);
}

.page-products .pf-route__foot {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px dashed var(--edge);
  font-size: 15px;
  color: var(--silver);
}

/* ---------- 通用章节 ---------- */
.page-products .pf-block {
  padding: 40px 0;
}

.page-products .pf-block__lead {
  margin-top: 12px;
  max-width: 700px;
}

/* ---------- 分类体系 ---------- */
.page-products .pf-cat {
  display: grid;
  gap: 22px;
  margin-top: 26px;
}

.page-products .pf-cat__fig {
  margin: 0;
  border: 1px solid var(--edge);
  border-radius: var(--radius);
}

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

.page-products .pf-levels__item {
  position: relative;
  padding: 16px 18px 16px 20px;
  background: var(--panel);
  border: 1px solid var(--edge);
  border-left: 4px solid var(--gold);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-products .pf-levels__lv {
  font-family: var(--num);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .pf-levels__item h3 {
  margin: 2px 0 4px;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 800;
  color: var(--ivory);
}

.page-products .pf-levels__item p {
  margin: 0;
  font-size: 15px;
  color: var(--silver);
}

.page-products .pf-who {
  margin-top: 26px;
  padding: 20px;
  background: var(--sand);
  border-radius: var(--radius);
  color: var(--night);
}

.page-products .pf-who__title {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 900;
  color: var(--night);
}

.page-products .pf-who__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pf-who__list li {
  padding-left: 16px;
  border-left: 3px solid var(--edge);
  font-size: 15px;
  line-height: 1.7;
  color: #3a2a4d;
}

.page-products .pf-who__list strong {
  display: block;
  color: var(--night);
}

/* ---------- 四步设置 ---------- */
.page-products .pf-steps-wrap {
  display: grid;
  gap: 22px;
  margin-top: 26px;
}

.page-products .pf-steps__fig {
  margin: 0;
  border: 1px solid var(--edge);
  border-radius: var(--radius);
}

.page-products .pf-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pf-steps__item {
  background: var(--night);
  border: 1px solid var(--edge);
  border-radius: var(--radius-sm);
}

.page-products .pf-steps__det > summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  cursor: pointer;
  list-style: none;
}

.page-products .pf-steps__det > summary::-webkit-details-marker {
  display: none;
}

.page-products .pf-steps__det > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--num);
  font-size: 20px;
  color: var(--gold);
}

.page-products .pf-steps__det[open] > summary::after {
  content: "−";
}

.page-products .pf-steps__det[open] > summary {
  background: linear-gradient(90deg, rgba(227, 176, 75, 0.16), transparent 70%);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.page-products .pf-steps__det[open] {
  border-color: var(--gold);
}

.page-products .pf-steps__num {
  font-family: var(--num);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  color: var(--gold);
  letter-spacing: -0.03em;
}

.page-products .pf-steps__name {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 800;
  color: var(--ivory);
}

.page-products .pf-steps__body {
  margin: 0;
  padding: 0 16px 16px 64px;
  font-size: 15px;
  color: var(--silver);
}

.page-products .pf-steps__tip {
  margin-top: 18px;
  font-size: 14px;
  color: var(--silver);
}

.page-products .pf-steps__tip a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(227, 176, 75, 0.45);
}

.page-products .pf-steps__tip a:hover,
.page-products .pf-steps__tip a:focus-visible {
  color: var(--gold-hi);
}

/* ---------- 版本 ---------- */
.page-products .pf-version {
  display: grid;
  gap: 22px;
  margin-top: 24px;
}

.page-products .pf-version__copy p {
  margin: 0 0 14px;
  max-width: 680px;
}

.page-products .pf-version__link a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(227, 176, 75, 0.45);
}

.page-products .pf-version__link a:hover,
.page-products .pf-version__link a:focus-visible {
  color: var(--gold-hi);
}

.page-products .pf-version__fig {
  margin: 0;
  border: 1px solid var(--edge);
  border-radius: var(--radius);
}

.page-products .pf-diff {
  margin-top: 26px;
  background: var(--night);
  border: 1px solid var(--edge);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .pf-diff__head {
  display: none;
}

.page-products .pf-diff__row {
  border-top: 1px solid var(--edge);
}

.page-products .pf-diff__row > summary {
  display: grid;
  gap: 4px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
}

.page-products .pf-diff__row > summary::-webkit-details-marker {
  display: none;
}

.page-products .pf-diff__row > summary:hover {
  background: rgba(75, 36, 130, 0.35);
}

.page-products .pf-diff__row[open] > summary {
  background: rgba(227, 176, 75, 0.1);
}

.page-products .pf-diff__k {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 800;
  color: var(--ivory);
}

.page-products .pf-diff__old,
.page-products .pf-diff__new {
  font-size: 14px;
  color: var(--silver);
}

.page-products .pf-diff__new {
  color: var(--gold);
}

.page-products .pf-diff__old::before {
  content: "上一版本周期 · ";
  color: var(--edge);
  filter: brightness(1.6);
}

.page-products .pf-diff__new::before {
  content: "本季度 · ";
  color: var(--edge);
  filter: brightness(1.6);
}

.page-products .pf-diff__row > p {
  margin: 0;
  padding: 0 18px 16px;
  font-size: 14px;
  color: var(--silver);
  max-width: 680px;
}

/* ---------- 搜索 ---------- */
.page-products .pf-search {
  position: relative;
  overflow: hidden;
  padding: 26px 20px 28px;
  background:
    linear-gradient(135deg, rgba(75, 36, 130, 0.85), rgba(18, 10, 31, 0.95)),
    var(--panel);
  border: 1px solid var(--edge);
  border-radius: var(--radius);
}

.page-products .pf-search::before {
  content: "";
  position: absolute;
  right: -40px;
  top: -60px;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(227, 176, 75, 0.28);
  border-radius: 50%;
  pointer-events: none;
}

.page-products .pf-search .section-title {
  margin-top: 10px;
}

.page-products .pf-search__lead {
  margin: 12px 0 0;
  max-width: 660px;
  color: var(--ivory);
}

.page-products .pf-search__stats {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pf-search__stats li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(18, 10, 31, 0.7);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-products .pf-search__n {
  font-family: var(--num);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: var(--gold);
  letter-spacing: -0.03em;
}

.page-products .pf-search__t {
  font-size: 15px;
  color: var(--silver);
}

.page-products .pf-search__note {
  margin: 18px 0 0;
  font-size: 15px;
  color: var(--silver);
}

/* ---------- 收尾 ---------- */
.page-products .pf-block--end {
  padding-top: 10px;
}

.page-products .pf-end {
  padding-top: 26px;
  border-top: 1px solid var(--edge);
}

.page-products .pf-end__copy p {
  margin: 10px 0 0;
  max-width: 660px;
  color: var(--silver);
}

.page-products .pf-end__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-products .pf-end__note {
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--silver);
}

.page-products .pf-end__note a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(227, 176, 75, 0.45);
}

.page-products .pf-end__note a:hover,
.page-products .pf-end__note a:focus-visible {
  color: var(--gold-hi);
}

/* ---------- 图片容器补充 ---------- */
.page-products .media--10x7 {
  aspect-ratio: 10 / 7;
}

.page-products .media--3x2 {
  aspect-ratio: 3 / 2;
}

.page-products .media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-products .pf-hero__title {
    font-size: 46px;
  }

  .page-products .pf-hero__split {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .page-products .pf-search__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pf-search__stats li {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-products .pf-steps__num {
    font-size: 46px;
  }
}

@media (min-width: 900px) {
  .page-products .pf-hero__title {
    font-size: 58px;
  }

  .page-products .pf-hero__lead {
    font-size: 17px;
  }

  .page-products .pf-routes__grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
    align-items: start;
  }

  .page-products .pf-routes__grid::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 6px;
    bottom: 6px;
    width: 3px;
    margin-left: -1.5px;
    border-radius: 3px;
    background: linear-gradient(180deg, var(--jade), var(--edge) 50%, var(--ruby));
  }

  .page-products .pf-route__head {
    position: sticky;
    top: 0;
    background: linear-gradient(180deg, var(--panel) 76%, rgba(35, 16, 61, 0));
    padding-top: 24px;
  }

  .page-products .pf-cat {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: start;
    gap: 30px;
  }

  .page-products .pf-steps-wrap {
    grid-template-columns: 0.88fr 1.12fr;
    align-items: start;
    gap: 32px;
  }

  .page-products .pf-version {
    grid-template-columns: 0.95fr 1.05fr;
    align-items: start;
    gap: 32px;
  }

  .page-products .pf-diff__head {
    display: grid;
    grid-template-columns: 1.05fr 1fr 1fr;
    gap: 16px;
    padding: 13px 18px;
    font-family: var(--num);
    font-size: 12px;
    letter-spacing: 0.12em;
    color: var(--gold);
  }

  .page-products .pf-diff__row > summary {
    grid-template-columns: 1.05fr 1fr 1fr;
    gap: 16px;
    align-items: center;
  }

  .page-products .pf-diff__old::before,
  .page-products .pf-diff__new::before {
    content: none;
  }

  .page-products .pf-diff__row > p {
    padding-left: 18px;
  }

  .page-products .pf-search {
    padding: 36px 40px 40px;
  }

  .page-products .pf-end__actions {
    gap: 14px;
  }
}

@media (min-width: 1180px) {
  .page-products .pf-hero {
    padding-top: 34px;
  }

  .page-products .pf-route {
    padding: 0 26px 28px;
  }
}
<<<END>>>