.page-products {
  --pf-edge: 2px solid var(--line);
  --pf-gap: clamp(20px, 3vw, 40px);
  background: var(--space-900);
  color: var(--paper-white);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  position: relative;
  border-bottom: 2px solid var(--line);
  padding: clamp(18px, 3vw, 32px) 0 clamp(36px, 6vw, 72px);
  background:
    radial-gradient(90% 120% at 88% -12%, rgba(198, 255, 62, 0.16), transparent 56%),
    radial-gradient(70% 100% at -6% 104%, rgba(255, 139, 46, 0.12), transparent 60%),
    linear-gradient(180deg, #0f2347 0%, var(--space-900) 78%);
}

.page-products .pf-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(46, 74, 120, 0.32) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46, 74, 120, 0.32) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent 86%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent 86%);
}

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

.page-products .pf-crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-products .pf-crumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .pf-crumbs a:hover {
  color: var(--lime);
  border-color: var(--lime);
}

.page-products .pf-crumbs li + li::before {
  content: "/";
  margin-right: 10px;
  color: var(--line);
}

.page-products .pf-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .pf-hero__title {
  margin: 12px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 7vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--paper-white);
}

.page-products .pf-hero__lede {
  max-width: 62ch;
  margin: 0;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.85;
  color: rgba(244, 247, 255, 0.84);
}

.page-products .pf-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pf-quick {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
}

.page-products .pf-quick__item {
  border: var(--pf-edge);
  border-radius: 14px;
  background: rgba(20, 42, 76, 0.72);
  box-shadow: 4px 4px 0 rgba(13, 17, 23, 0.6);
  padding: 14px 16px;
}

.page-products .pf-quick__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-products .pf-quick__num {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1;
  color: var(--lime);
}

@media (min-width: 900px) {
  .page-products .pf-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(250px, 1fr);
    align-items: end;
  }
}

/* ---------- 主体骨架 ---------- */
.page-products .pf-body {
  position: relative;
  z-index: 1;
  padding: clamp(30px, 5vw, 60px) 0 clamp(44px, 6vw, 88px);
}

.page-products .pf-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
}

/* ---------- 锚点索引 ---------- */
.page-products .pf-anchor {
  position: sticky;
  top: 84px;
  z-index: 6;
  padding: 8px;
  border: var(--pf-edge);
  border-radius: var(--pill);
  background: rgba(13, 17, 23, 0.88);
  backdrop-filter: blur(10px);
}

.page-products .pf-anchor ul {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  scroll-snap-type: x proximity;
}

.page-products .pf-anchor ul::-webkit-scrollbar {
  display: none;
}

.page-products .pf-anchor li {
  flex: 0 0 auto;
  scroll-snap-align: start;
}

.page-products .pf-anchor a {
  display: block;
  padding: 8px 12px;
  border: 1px solid transparent;
  border-radius: var(--pill);
  font-size: 12px;
  letter-spacing: 0.12em;
  white-space: nowrap;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .pf-anchor a:hover {
  color: var(--paper-white);
  border-color: var(--line);
}

.page-products .pf-anchor a[aria-current="true"] {
  background: var(--lime);
  color: var(--graphite);
  border-color: var(--lime);
}

@media (min-width: 1024px) {
  .page-products .pf-layout {
    grid-template-columns: 214px minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pf-anchor {
    top: 104px;
    border-radius: var(--card-radius);
    padding: 14px;
  }

  .page-products .pf-anchor ul {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }

  .page-products .pf-anchor a {
    white-space: normal;
    line-height: 1.4;
  }
}

/* ---------- 分节 ---------- */
.page-products .pf-section {
  padding-bottom: clamp(54px, 8vw, 100px);
  scroll-margin-top: 140px;
}

.page-products .pf-section:last-of-type {
  padding-bottom: 0;
}

.page-products .pf-section__index {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-products .pf-section__index::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.page-products .pf-section h2 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 3.6vw, 40px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper-white);
}

.page-products .pf-lede {
  max-width: 66ch;
  margin: 0 0 22px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(244, 247, 255, 0.82);
}

.page-products .pf-note {
  margin: 22px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--amber);
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pf-note a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 255, 62, 0.5);
}

.page-products .pf-note a:hover {
  border-color: var(--lime);
}

/* ---------- 图片 ---------- */
.page-products .pf-figure {
  margin: 0 0 26px;
}

.page-products .pf-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: var(--pf-edge);
  border-radius: var(--card-radius);
  background: var(--midnight);
  box-shadow: var(--shadow-hard);
}

.page-products .pf-figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

/* ---------- 卡片读法 ---------- */
.page-products .pf-steps {
  display: grid;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pf-steps li {
  border: var(--pf-edge);
  border-radius: var(--card-radius);
  background: var(--midnight);
  padding: 18px;
  box-shadow: var(--shadow-hard);
}

.page-products .pf-steps b {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-products .pf-steps span {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 247, 255, 0.8);
}

@media (min-width: 720px) {
  .page-products .pf-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pf-steps li:nth-child(2) {
    transform: translateY(14px);
  }
}

/* ---------- 条形图 ---------- */
.page-products .pf-bars {
  display: grid;
  gap: 14px;
  margin: 6px 0 30px;
  padding: 20px;
  border: var(--pf-edge);
  border-radius: var(--card-radius);
  background: rgba(20, 42, 76, 0.6);
}

.page-products .pf-bar {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr) 32px;
  align-items: center;
  gap: 12px;
}

.page-products .pf-bar__name {
  font-size: 13px;
  color: var(--paper-white);
}

.page-products .pf-bar__track {
  display: block;
  height: 12px;
  border-radius: var(--pill);
  background: rgba(46, 74, 120, 0.5);
  overflow: hidden;
}

.page-products .pf-bar__fill {
  display: block;
  height: 100%;
  width: 40%;
  border-radius: var(--pill);
  background: linear-gradient(90deg, var(--line), var(--lime));
}

.page-products .pf-bar:nth-child(1) .pf-bar__fill { width: 100%; }
.page-products .pf-bar:nth-child(2) .pf-bar__fill { width: 84%; }
.page-products .pf-bar:nth-child(3) .pf-bar__fill { width: 84%; }
.page-products .pf-bar:nth-child(4) .pf-bar__fill { width: 84%; }
.page-products .pf-bar:nth-child(5) .pf-bar__fill { width: 66%; }
.page-products .pf-bar:nth-child(6) .pf-bar__fill { width: 66%; }
.page-products .pf-bar:nth-child(7) .pf-bar__fill { width: 48%; }

.page-products .pf-bar__num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  text-align: right;
  color: var(--amber);
}

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

.page-products .pf-index li {
  padding: 12px 0 12px 18px;
  border-left: 2px solid var(--line);
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 247, 255, 0.82);
}

.page-products .pf-index b {
  display: inline-block;
  min-width: 6.5em;
  color: var(--paper-white);
  font-weight: 700;
}

@media (min-width: 720px) {
  .page-products .pf-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 26px;
  }
}

/* ---------- 位移对照 ---------- */
.page-products .pf-shift {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pf-shift li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 13px 16px;
  border: var(--pf-edge);
  border-radius: 14px;
  background: rgba(20, 42, 76, 0.62);
}

.page-products .pf-shift__id {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-products .pf-shift__pos {
  font-size: 14px;
  color: var(--paper-white);
}

.page-products .pf-shift__pos em {
  margin-right: 8px;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist);
}

.page-products .pf-shift__arrow {
  color: var(--line);
}

.page-products .pf-shift__delta {
  margin-left: auto;
  padding: 4px 11px;
  border-radius: var(--pill);
  font-family: var(--font-mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.page-products .pf-shift__delta--up {
  color: var(--lime);
  border: 1px solid rgba(198, 255, 62, 0.45);
}

.page-products .pf-shift__delta--down {
  color: var(--signal);
  border: 1px solid rgba(255, 84, 104, 0.45);
}

.page-products .pf-shift__delta--flat {
  color: var(--mist);
  border: 1px solid rgba(143, 174, 220, 0.4);
}

.page-products .pf-use {
  margin-top: 26px;
  padding: 20px;
  border: var(--pf-edge);
  border-radius: var(--card-radius);
  background: linear-gradient(135deg, rgba(198, 255, 62, 0.08), rgba(20, 42, 76, 0.7) 62%);
}

.page-products .pf-use__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-products .pf-use ul {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}

.page-products .pf-use li {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 247, 255, 0.82);
}

/* ---------- 横向长卡 ---------- */
.page-products .pf-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  padding-bottom: clamp(54px, 8vw, 100px);
  scroll-margin-top: 140px;
}

.page-products .pf-row__name h2 {
  margin: 0;
}

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

.page-products .pf-row__detail .pf-lede {
  margin-top: 0;
}

@media (min-width: 920px) {
  .page-products .pf-row {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: clamp(24px, 4vw, 56px);
  }

  .page-products .pf-row__name {
    position: sticky;
    top: 132px;
    align-self: start;
  }

  .page-products .pf-row__name h2 {
    font-size: clamp(24px, 2.4vw, 32px);
  }

  .page-products .pf-row__name .pf-section__index::after {
    display: none;
  }
}

/* ---------- 球队资料卡 ---------- */
.page-products .pf-clubgrid {
  display: grid;
  gap: 14px;
  margin-top: 6px;
}

.page-products .pf-clubcard {
  border: var(--pf-edge);
  border-radius: var(--card-radius);
  background: var(--midnight);
  padding: 20px;
  box-shadow: var(--shadow-hard);
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-products .pf-clubcard:hover {
  transform: translateY(-4px);
  border-color: var(--lime);
}

.page-products .pf-clubcard h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--lime);
}

.page-products .pf-clubcard p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 247, 255, 0.78);
}

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

/* ---------- 订阅流程与复制块 ---------- */
.page-products .pf-flow {
  display: grid;
  gap: 10px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-products .pf-flow li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 247, 255, 0.82);
}

.page-products .pf-flow span {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber);
  padding-top: 3px;
}

.page-products .pf-copy {
  border: var(--pf-edge);
  border-radius: var(--card-radius);
  background: var(--graphite);
  overflow: hidden;
}

.page-products .pf-copy__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 2px solid var(--line);
}

.page-products .pf-copy__tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-products .pf-copy__btn {
  border: 2px solid var(--lime);
  border-radius: var(--pill);
  background: transparent;
  color: var(--lime);
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.14em;
  padding: 7px 16px;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-products .pf-copy__btn:hover,
.page-products .pf-copy__btn.is-copied {
  background: var(--lime);
  color: var(--graphite);
}

.page-products .pf-copy__code {
  margin: 0;
  padding: 16px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--lime);
}

/* ---------- 双端 ---------- */
.page-products .pf-device {
  display: grid;
  gap: 22px;
  grid-template-columns: minmax(0, 1fr);
}

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

.page-products .pf-device__text p {
  margin: 0 0 18px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(244, 247, 255, 0.82);
}

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

.page-products .pf-ticks li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 247, 255, 0.8);
}

.page-products .pf-ticks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 10px;
  border: 2px solid var(--lime);
  border-radius: 3px;
}

@media (min-width: 760px) {
  .page-products .pf-device {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    align-items: start;
    gap: clamp(24px, 4vw, 48px);
  }
}

/* ---------- 版本对照表 ---------- */
.page-products .pf-vtable-wrap {
  margin-top: 22px;
  border: var(--pf-edge);
  border-radius: var(--card-radius);
  background: var(--midnight);
  box-shadow: var(--shadow-hard);
  overflow-x: auto;
}

.page-products .pf-vtable {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pf-vtable__cap {
  padding: 16px 18px 0;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist);
  caption-side: top;
}

.page-products .pf-vtable th,
.page-products .pf-vtable td {
  padding: 14px 18px;
  text-align: left;
  vertical-align: top;
  line-height: 1.7;
  border-bottom: 1px solid rgba(46, 74, 120, 0.55);
}

.page-products .pf-vtable thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist);
  background: rgba(13, 17, 23, 0.6);
}

.page-products .pf-vtable tbody th {
  font-weight: 600;
  white-space: nowrap;
  color: var(--mist);
}

.page-products .pf-vtable tbody tr:last-child th,
.page-products .pf-vtable tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pf-vtable .pf-v3 {
  color: rgba(244, 247, 255, 0.6);
}

.page-products .pf-vtable .pf-v4 {
  color: var(--lime);
  font-weight: 600;
}

/* ---------- 尾部导航 ---------- */
.page-products .pf-next-section h2 {
  margin-bottom: 22px;
}

.page-products .pf-next {
  display: grid;
  gap: 12px;
}

.page-products .pf-next a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  border: var(--pf-edge);
  border-radius: var(--card-radius);
  background: var(--midnight);
  color: var(--paper-white);
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-products .pf-next a:hover {
  transform: translateY(-4px);
  border-color: var(--lime);
  box-shadow: var(--shadow-hard-lg);
}

.page-products .pf-next__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

@media (min-width: 760px) {
  .page-products .pf-next {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 入场 ---------- */
.js-ready .page-products [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}

.js-ready .page-products [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .js-ready .page-products [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-products .pf-clubcard,
  .page-products .pf-next a,
  .page-products .pf-steps li:nth-child(2) {
    transition: none;
    transform: none;
  }
}

/* ---------- 焦点可见 ---------- */
.page-products a:focus-visible,
.page-products button:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}
<<<END>>>