.page-products {
  --pf-gap: clamp(18px, 3.4vw, 34px);
  --pf-pad-y: clamp(30px, 5.4vw, 68px);
  display: block;
}

.page-products .breadcrumbs {
  margin-top: clamp(14px, 2.4vw, 26px);
}

/* ---------------- 首屏 ---------------- */
.page-products .pf-hero {
  position: relative;
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  padding-block: clamp(18px, 3.6vw, 40px) var(--pf-pad-y);
}

.page-products .pf-hero::before {
  content: "";
  position: absolute;
  top: -8%;
  right: -8%;
  width: min(56vw, 520px);
  aspect-ratio: 1;
  background: radial-gradient(circle at 72% 28%, rgba(47, 243, 208, 0.16), rgba(47, 243, 208, 0) 64%);
  clip-path: polygon(28% 0, 100% 0, 100% 100%);
  pointer-events: none;
  z-index: 0;
}

.page-products .pf-hero > * {
  position: relative;
  z-index: 1;
}

.page-products .pf-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 7.4vw, 58px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--paper);
  margin: 14px 0 18px;
  max-width: 15em;
}

.page-products .pf-lead {
  margin: 0 0 26px;
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 16.5px);
  line-height: 1.85;
  color: var(--mist);
}

.page-products .pf-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pf-readout {
  list-style: none;
  margin: 0;
  padding: 6px 18px;
  background: var(--stand);
  border: 1px solid var(--rule);
  border-top: 2px solid var(--amber);
  box-shadow: 8px 8px 0 rgba(44, 90, 78, 0.45);
}

.page-products .pf-readout__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
}

.page-products .pf-readout__row:last-child {
  border-bottom: 0;
}

.page-products .pf-readout__key {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-products .pf-readout__val {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--cyan);
  white-space: nowrap;
}

/* ---------------- 工具索引条 ---------------- */
.page-products .pf-console {
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding-block: clamp(22px, 3.6vw, 38px);
}

.page-products .pf-console__head {
  max-width: 44em;
  margin-bottom: 22px;
}

.page-products .pf-console__title {
  margin: 0 0 10px;
  font-size: clamp(19px, 2.6vw, 24px);
  color: var(--paper);
  letter-spacing: 0.01em;
}

.page-products .pf-console__note {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
}

.page-products .pf-tabs {
  display: grid;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.page-products .pf-tab {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "no label"
    "no meta";
  align-items: start;
  column-gap: 12px;
  row-gap: 3px;
  padding: 14px 16px;
  background: var(--stand);
  color: var(--paper);
  text-decoration: none;
  transition: background 0.18s ease, box-shadow 0.18s ease;
}

.page-products .pf-tab__no {
  grid-area: no;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
  padding-top: 3px;
}

.page-products .pf-tab__label {
  grid-area: label;
  font-size: 15px;
  font-weight: 700;
}

.page-products .pf-tab__meta {
  grid-area: meta;
  font-size: 12.5px;
  color: var(--mist);
}

.page-products .pf-tab:hover,
.page-products .pf-tab:focus-visible {
  background: var(--pitch);
  box-shadow: inset 3px 0 0 var(--cyan);
}

/* ---------------- 章节通用 ---------------- */
.page-products .pf-section {
  padding-block: var(--pf-pad-y);
  border-top: 1px solid var(--rule);
}

.page-products .pf-section__head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(24px, 4vw, 42px);
  max-width: 48em;
}

.page-products .pf-section__head .section-index {
  font-size: clamp(34px, 6vw, 60px);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--rule);
}

.page-products .pf-section__title {
  margin: 0;
  font-size: clamp(22px, 3.8vw, 34px);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.005em;
  color: var(--paper);
}

.page-products .pf-section__lead {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------------- 图文栅格 ---------------- */
.page-products .pf-grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 38px);
}

.page-products .pf-side {
  display: grid;
  gap: 18px;
  align-content: start;
  min-width: 0;
}

.page-products .pf-figure {
  margin: 0;
  min-width: 0;
}

.page-products .pf-figure .media-frame {
  border: 1px solid var(--rule);
  background: var(--stand);
  aspect-ratio: 14 / 9;
  box-shadow: 9px 9px 0 rgba(44, 90, 78, 0.4);
}

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

.page-products .pf-figure--tall .media-frame {
  aspect-ratio: 3 / 4;
  max-width: 340px;
}

.page-products .pf-figure__caption {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--mist-dim);
}

/* ---------------- 指标表 ---------------- */
.page-products .pf-metrics {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pf-metrics caption {
  text-align: left;
  padding-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan-soft);
}

.page-products .pf-metrics th,
.page-products .pf-metrics td {
  text-align: left;
  vertical-align: top;
  padding: 11px 8px;
  border-bottom: 1px solid var(--rule);
}

.page-products .pf-metrics thead th {
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--mist-dim);
}

.page-products .pf-metrics tbody th {
  font-weight: 500;
  color: var(--paper);
}

.page-products .pf-metrics td {
  color: var(--mist);
  font-size: 13.5px;
  line-height: 1.6;
}

.page-products .pf-metrics tbody td:last-child {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--amber);
  white-space: nowrap;
}

/* ---------------- 手风琴 ---------------- */
.page-products .pf-acc {
  border: 1px solid var(--rule);
  background: var(--stand);
  border-radius: var(--radius);
}

.page-products .pf-acc summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  color: var(--paper);
}

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

.page-products .pf-acc summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--cyan);
}

.page-products .pf-acc[open] summary::after {
  content: "–";
}

.page-products .pf-acc summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .pf-acc__body {
  padding: 0 16px 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------------- 片段列表与路径 ---------------- */
.page-products .pf-clips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-products .pf-clips li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--rule);
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--paper);
}

.page-products .pf-clips__no {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--amber);
  padding-top: 4px;
}

.page-products .pf-path {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-products .pf-path__step {
  padding: 8px 12px;
  border: 1px solid var(--rule);
  background: var(--pitch);
  color: var(--paper);
  font-size: 13px;
}

.page-products .pf-path__arrow {
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-products .pf-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 36em;
}

/* ---------------- 筛选控件示意 ---------------- */
.page-products .pf-filters {
  display: grid;
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--rule);
  background: var(--stand);
}

.page-products .pf-filter {
  display: grid;
  gap: 9px;
}

.page-products .pf-filter__label {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--mist-dim);
}

.page-products .pf-filter__opts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .pf-opt {
  padding: 6px 12px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  font-size: 13px;
  color: var(--mist);
}

.page-products .pf-opt--on {
  background: var(--pitch);
  border-color: var(--cyan);
  color: var(--cyan);
}

/* ---------------- 订阅方案 ---------------- */
.page-products .pf-plans {
  display: grid;
  gap: 16px;
  margin-bottom: clamp(26px, 4vw, 42px);
}

.page-products .pf-plan {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 22px 20px;
  background: var(--stand);
  border: 1px solid var(--rule);
  border-top: 2px solid var(--pitch);
}

.page-products .pf-plan--pick {
  border-top-color: var(--amber);
  background: var(--pitch);
}

.page-products .pf-plan__name {
  margin: 0;
  font-size: clamp(18px, 2.2vw, 21px);
  color: var(--paper);
}

.page-products .pf-plan__for {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--cyan-soft);
}

.page-products .pf-plan ul {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-products .pf-plan li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .pf-plan li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 1px;
  background: var(--amber);
}

/* ---------------- 资料与流程 ---------------- */
.page-products .pf-grid--files {
  align-items: start;
}

.page-products .pf-files {
  display: grid;
  gap: 10px;
}

.page-products .pf-file {
  padding: 14px;
  border: 1px solid var(--rule);
  background: var(--stand);
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--mist);
}

.page-products .pf-file strong {
  display: block;
  margin-bottom: 5px;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--paper);
}

.page-products .pf-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
}

.page-products .pf-inline-link:hover,
.page-products .pf-inline-link:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-products .pf-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.page-products .pf-steps li {
  background: var(--stand);
  padding: 14px 14px 16px;
  font-size: 14px;
  color: var(--paper);
}

.page-products .pf-steps__no {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--amber);
}

/* ---------------- 场景组合 ---------------- */
.page-products .pf-scene-wrap {
  display: grid;
  gap: clamp(24px, 3.4vw, 36px);
}

.page-products .pf-scenes {
  display: grid;
  gap: 16px;
}

.page-products .pf-scene {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 22px 20px;
  background: var(--stand);
  border-top: 3px solid var(--cyan);
}

.page-products .pf-scene--amber {
  border-top-color: var(--amber);
}

.page-products .pf-scene__title {
  margin: 0;
  font-size: 18px;
  color: var(--paper);
}

.page-products .pf-scene__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .pf-scene__combo {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-products .pf-scene__combo span {
  padding: 4px 9px;
  border: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--cyan-soft);
}

.page-products .pf-scene__start {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--rule);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--paper);
}

/* ---------------- 尾部召唤 ---------------- */
.page-products .pf-cta {
  margin-top: clamp(30px, 5vw, 56px);
  padding: clamp(24px, 4vw, 44px);
  display: grid;
  gap: 20px;
  border: 1px solid var(--rule);
  background:
    radial-gradient(circle at 88% 12%, rgba(47, 243, 208, 0.14), rgba(47, 243, 208, 0) 58%),
    linear-gradient(160deg, var(--stand) 0%, var(--pitch) 100%);
}

.page-products .pf-cta__title {
  margin: 0 0 10px;
  font-size: clamp(20px, 3vw, 27px);
  color: var(--paper);
}

.page-products .pf-cta__text {
  margin: 0;
  max-width: 40em;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------------- 响应式 ---------------- */
@media (min-width: 640px) {
  .page-products .pf-tabs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pf-plans {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pf-files {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pf-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-products .pf-hero {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.8fr);
    align-items: end;
  }

  .page-products .pf-hero__aside {
    padding-bottom: 12px;
  }

  .page-products .pf-section__head {
    grid-template-columns: 96px minmax(0, 1fr);
    column-gap: 26px;
    align-items: start;
  }

  .page-products .pf-section__head .section-index {
    grid-row: span 2;
    font-size: clamp(46px, 5vw, 64px);
  }

  .page-products .pf-tabs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-products .pf-files {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 940px) {
  .page-products .pf-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr);
    align-items: start;
  }

  .page-products .pf-grid--flip {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
  }

  .page-products .pf-grid--flip .pf-figure {
    order: 2;
  }

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

  .page-products .pf-scene-wrap {
    grid-template-columns: minmax(0, 288px) minmax(0, 1fr);
    align-items: start;
  }

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

  .page-products .pf-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pf-tab {
    transition: none;
  }
}
<<<END>>>