.page-products {
  --px-surface: linear-gradient(165deg, rgba(16, 31, 60, 0.88), rgba(11, 43, 38, 0.72));
  --px-surface-soft: rgba(16, 31, 60, 0.55);
  --px-glow-cyan: 0 0 0 1px rgba(53, 224, 214, 0.28), 0 12px 30px rgba(53, 224, 214, 0.12);
  --px-glow-neon: 0 0 0 1px rgba(255, 106, 43, 0.32), 0 12px 30px rgba(255, 106, 43, 0.16);
  background: linear-gradient(180deg, var(--ink-green) 0%, var(--deep-blue) 60%, var(--ink-green) 100%);
  color: var(--text-body);
  font-family: var(--font-body);
  padding-bottom: 72px;
  overflow-x: clip;
}

.page-products a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 214, 0.35);
  transition: color 160ms ease, border-color 160ms ease;
}

.page-products a:hover {
  color: var(--amber);
  border-bottom-color: rgba(255, 178, 92, 0.55);
}

/* ============ 首屏 ============ */
.page-products .px-hero {
  position: relative;
  padding: 36px 0 56px;
  overflow: hidden;
}

.page-products .px-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -18%;
  width: 70%;
  height: 110%;
  background: radial-gradient(circle at 50% 50%, rgba(53, 224, 214, 0.14), transparent 68%);
  pointer-events: none;
}

.page-products .px-hero::after {
  content: "";
  position: absolute;
  left: -12%;
  bottom: -8%;
  width: 55%;
  height: 55%;
  background: radial-gradient(circle at 50% 50%, rgba(255, 106, 43, 0.12), transparent 70%);
  pointer-events: none;
}

.page-products .px-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-products .px-hero__copy {
  max-width: 560px;
}

.page-products .px-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: 38px;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--cream);
  text-wrap: balance;
}

.page-products .px-hero__lead {
  margin: 20px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-body);
  max-width: 38ch;
}

.page-products .px-hero__facts {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
}

.page-products .px-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-dim);
  max-width: 22ch;
}

.page-products .px-hero__num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--cyan);
  flex: none;
}

.page-products .px-hero__device {
  margin: 0;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--px-surface-soft);
  box-shadow: var(--shadow-deep);
  transform: rotate(-2.2deg);
  max-width: 420px;
}

.page-products .px-hero__device img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 5;
}

.page-products .px-hero__device .figure-frame__caption {
  display: block;
  padding: 12px 18px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-dim);
  border-top: 1px dashed rgba(78, 107, 92, 0.55);
}

/* ============ 操作路径 ============ */
.page-products .px-path {
  padding-top: 40px;
}

.page-products .px-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 32px;
}

.page-products .px-step {
  position: relative;
  padding: 22px 22px 24px 30px;
  border-radius: var(--radius-md);
  background: var(--px-surface);
  border: 1px solid var(--line-soft);
  overflow: hidden;
}

.page-products .px-step::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 24px;
  bottom: 24px;
  width: 3px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--cyan), var(--neon));
  opacity: 0.85;
}

.page-products .px-step__no {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--neon);
}

.page-products .px-step__title {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-products .px-step__body {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-body);
}

/* ============ 收藏与关注 ============ */
.page-products .px-keep {
  position: relative;
}

.page-products .px-keep::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(78, 107, 92, 0.6), transparent);
}

.page-products .px-keep__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: center;
}

.page-products .px-keep__copy .prose {
  margin-top: 18px;
}

.page-products .px-keep__list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .px-keep__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: rgba(16, 31, 60, 0.42);
  border: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-body);
}

.page-products .px-keep__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--px-surface-soft);
  box-shadow: var(--shadow-deep);
}

.page-products .px-keep__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 1 / 1;
}

.page-products .px-keep__figure .figure-frame__caption {
  display: block;
  padding: 12px 18px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-dim);
  border-top: 1px dashed rgba(78, 107, 92, 0.55);
}

/* ============ 资料面板 ============ */
.page-products .px-roster__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  align-items: end;
}

.page-products .px-roster__head .section__note {
  max-width: 48ch;
}

.page-products .px-roster__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 32px;
}

.page-products .px-roster__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--px-surface-soft);
  box-shadow: var(--shadow-deep);
}

.page-products .px-roster__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 7 / 5;
}

.page-products .px-roster__body .prose {
  margin-top: 0;
}

.page-products .px-roster__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 26px;
}

.page-products .px-roster__stats .stat {
  padding: 16px 12px;
  border-radius: var(--radius-sm);
  background: rgba(11, 43, 38, 0.55);
  border: 1px solid var(--line-soft);
  text-align: left;
}

.page-products .px-roster__stats .stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-products .px-roster__stats .stat__label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-dim);
}

/* ============ 跨设备续看 ============ */
.page-products .px-sync {
  position: relative;
}

.page-products .px-sync__steps {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  position: relative;
}

.page-products .px-sync__steps::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 18px;
  bottom: 18px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan), rgba(255, 106, 43, 0.7), transparent);
}

.page-products .px-sync__step {
  position: relative;
  padding: 0 0 26px 58px;
}

.page-products .px-sync__step:last-child {
  padding-bottom: 0;
}

.page-products .px-sync__no {
  position: absolute;
  left: 0;
  top: 0;
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--ink-green);
  border: 1px solid rgba(53, 224, 214, 0.5);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--cyan);
  box-shadow: var(--px-glow-cyan);
}

.page-products .px-sync__title {
  margin: 6px 0 0;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--cream);
}

.page-products .px-sync__body {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-body);
}

.page-products .px-sync__figure {
  margin: 36px 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--px-surface-soft);
  box-shadow: var(--shadow-deep);
}

.page-products .px-sync__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 10;
}

.page-products .px-sync__figure .figure-frame__caption {
  display: block;
  padding: 12px 18px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-dim);
  border-top: 1px dashed rgba(78, 107, 92, 0.55);
}

.page-products .px-sync__note {
  margin: 22px 0 0;
  padding: 16px 18px;
  border-left: 3px solid var(--neon);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 106, 43, 0.08);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-body);
}

/* ============ 旧版入口 ============ */
.page-products .px-legacy__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}

.page-products .px-legacy__copy .prose {
  margin-top: 18px;
}

.page-products .px-legacy__hint {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--amber);
}

.page-products .px-legacy__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--px-surface-soft);
  box-shadow: var(--shadow-deep);
  transform: rotate(1.4deg);
}

.page-products .px-legacy__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 14 / 9;
}

.page-products .px-legacy__figure .figure-frame__caption {
  display: block;
  padding: 12px 18px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-dim);
  border-top: 1px dashed rgba(78, 107, 92, 0.55);
}

/* ============ 使用场景 ============ */
.page-products .px-uses__filter {
  margin-top: 26px;
  margin-bottom: 26px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .px-uses__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .px-use-card {
  position: relative;
  padding: 22px 20px 24px;
  border-radius: var(--radius-md);
  background: var(--px-surface);
  border: 1px solid var(--line-soft);
  overflow: hidden;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.page-products .px-use-card:nth-child(2n) {
  transform: translateY(0);
}

.page-products .px-use-card::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 4px;
  width: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--neon));
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 220ms ease;
}

.page-products .px-use-card:hover {
  border-color: rgba(53, 224, 214, 0.45);
  box-shadow: var(--shadow-deep);
}

.page-products .px-use-card:hover::after {
  transform: scaleX(1);
}

.page-products .px-use-card__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  color: rgba(53, 224, 214, 0.22);
  margin-bottom: 10px;
}

.page-products .px-use-card .tag {
  margin-bottom: 12px;
  display: inline-block;
}

.page-products .px-use-card .card__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-products .px-use-card .card__body {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-body);
}

/* ============ 收尾 ============ */
.page-products .px-tail {
  padding: 64px 0 32px;
}

.page-products .px-tail__inner {
  position: relative;
  padding: 40px 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(255, 106, 43, 0.14), rgba(53, 224, 214, 0.08));
  border: 1px solid rgba(255, 106, 43, 0.28);
}

.page-products .px-tail__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--cream);
  max-width: 22ch;
}

.page-products .px-tail__text {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-body);
  max-width: 46ch;
}

/* ============ 响应式 ============ */
@media (min-width: 720px) {
  .page-products {
    padding-bottom: 96px;
  }

  .page-products .px-hero {
    padding: 56px 0 72px;
  }

  .page-products .px-hero__title {
    font-size: 54px;
    max-width: 16ch;
  }

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

  .page-products .px-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-products .px-keep__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    gap: 40px;
  }

  .page-products .px-roster__head {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 32px;
  }

  .page-products .px-roster__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 36px;
    align-items: center;
  }

  .page-products .px-uses__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-products .px-use-card:nth-child(2) {
    transform: translateY(24px);
  }

  .page-products .px-use-card:nth-child(3) {
    transform: translateY(-12px);
  }

  .page-products .px-use-card:nth-child(2):hover,
  .page-products .px-use-card:nth-child(3):hover {
    transform: translateY(20px);
  }

  .page-products .px-use-card:nth-child(3):hover {
    transform: translateY(-16px);
  }

  .page-products .px-uses__grid {
    padding-bottom: 24px;
  }
}

@media (min-width: 1000px) {
  .page-products .px-hero {
    padding: 72px 0 96px;
  }

  .page-products .px-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 56px;
    align-items: center;
  }

  .page-products .px-hero__title {
    font-size: 68px;
    max-width: 15ch;
  }

  .page-products .px-hero__lead {
    font-size: 17px;
    max-width: 40ch;
  }

  .page-products .px-hero__device {
    max-width: none;
    transform: rotate(-3deg) translateY(-8px);
  }

  .page-products .px-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }

  .page-products .px-step {
    padding: 24px 20px 26px 26px;
  }

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

  .page-products .px-keep__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 56px;
  }

  .page-products .px-roster__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 56px;
  }

  .page-products .px-sync__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
    padding-top: 8px;
  }

  .page-products .px-sync__steps::before {
    left: 22px;
    right: 22px;
    top: 30px;
    bottom: auto;
    width: auto;
    height: 1px;
    background: linear-gradient(90deg, var(--cyan), rgba(255, 106, 43, 0.7));
  }

  .page-products .px-sync__step {
    padding: 0;
    padding-top: 62px;
  }

  .page-products .px-sync__no {
    top: 8px;
  }

  .page-products .px-legacy__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 56px;
  }

  .page-products .px-uses__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }

  .page-products .px-use-card {
    padding: 24px 18px 26px;
  }

  .page-products .px-use-card:nth-child(2) {
    transform: translateY(28px);
  }

  .page-products .px-use-card:nth-child(3) {
    transform: translateY(-8px);
  }

  .page-products .px-use-card:nth-child(4) {
    transform: translateY(20px);
  }

  .page-products .px-use-card:nth-child(2):hover {
    transform: translateY(24px);
  }

  .page-products .px-use-card:nth-child(3):hover {
    transform: translateY(-12px);
  }

  .page-products .px-use-card:nth-child(4):hover {
    transform: translateY(16px);
  }

  .page-products .px-tail {
    padding: 88px 0 40px;
  }

  .page-products .px-tail__inner {
    padding: 56px 48px;
  }

  .page-products .px-tail__title {
    font-size: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .px-use-card,
  .page-products .px-use-card::after,
  .page-products .px-hero__device,
  .page-products .px-legacy__figure {
    transition: none;
    transform: none;
  }
}
<<<END>>>