.page-products {
  --pp-radius: 14px;
  --pp-radius-sm: 10px;
  --pp-pad: clamp(16px, 4vw, 32px);
  --pp-gap: clamp(14px, 3vw, 24px);
  --pp-edge: clamp(20px, 5vw, 56px);
  padding-bottom: clamp(40px, 7vw, 88px);
  overflow-x: clip;
}

.page-products .pp-head {
  max-width: 62ch;
}

.page-products .pp-head__text {
  margin: 12px 0 0;
  color: var(--fb-muted);
  font-size: 15px;
  line-height: 1.7;
  max-width: 46ch;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  padding-block: clamp(18px, 4vw, 40px) clamp(44px, 8vw, 92px);
}

.page-products .pp-hero__grid {
  display: grid;
  gap: clamp(28px, 6vw, 48px);
  align-items: start;
}

.page-products .pp-hero__title {
  margin: 10px 0 0;
  letter-spacing: -0.02em;
  max-width: 18ch;
}

.page-products .pp-hero__lede {
  margin: 18px 0 0;
  max-width: 40ch;
}

.page-products .pp-devices {
  margin-top: clamp(24px, 5vw, 40px);
}

.page-products .pp-devices__cap {
  display: block;
  font-family: var(--fb-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--fb-muted);
  text-transform: uppercase;
}

.page-products .pp-devices__row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.page-products .pp-device {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding: 12px 14px;
  border: 1px solid var(--fb-line);
  border-radius: var(--pp-radius-sm);
  background: var(--fb-glass);
  color: var(--fb-paper);
  text-decoration: none;
  transition: border-color var(--fb-dur) var(--fb-ease), background-color var(--fb-dur) var(--fb-ease);
}

.page-products .pp-device:hover,
.page-products .pp-device:focus-visible {
  border-color: var(--fb-neon);
  background: rgba(200, 241, 53, 0.08);
}

.page-products .pp-device__os {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-products .pp-device__ver {
  font-size: 12px;
  color: var(--fb-neon);
}

.page-products .pp-stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(78px, 30%);
  gap: 10px;
  align-items: end;
}

.page-products .pp-window {
  margin: 0;
  border: 1px solid var(--fb-line);
  border-radius: var(--pp-radius);
  background: linear-gradient(158deg, var(--fb-moss), var(--fb-ink) 78%);
  overflow: hidden;
  box-shadow: 0 26px 60px -34px rgba(0, 0, 0, 0.95);
}

.page-products .pp-window__bar {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--fb-line);
  background: rgba(237, 231, 217, 0.05);
}

.page-products .pp-window__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--fb-faint);
  flex: none;
}

.page-products .pp-window__addr {
  margin-left: 8px;
  font-family: var(--fb-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--fb-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.page-products .pp-window__body {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--fb-ink);
}

.page-products .pp-window__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.7) contrast(1.05);
}

.page-products .pp-window__cap {
  padding: 10px 14px 12px;
  font-size: 11px;
  line-height: 1.5;
  color: var(--fb-muted);
  border-top: 1px solid var(--fb-line);
}

.page-products .pp-phone {
  margin: 0;
  border: 1px solid var(--fb-line);
  border-radius: 12px;
  background: var(--fb-moss);
  overflow: hidden;
  box-shadow: 0 20px 48px -28px rgba(0, 0, 0, 0.9);
}

.page-products .pp-phone__img {
  display: block;
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  filter: saturate(0.7);
}

.page-products .pp-phone__cap {
  padding: 8px 10px;
  font-size: 10px;
  line-height: 1.4;
  color: var(--fb-muted);
}

/* ---------- 下载矩阵 ---------- */
.page-products .pp-dl__panel {
  position: relative;
  margin-top: clamp(22px, 4vw, 34px);
  padding: var(--pp-pad);
  border: 1px solid var(--fb-line);
  border-radius: var(--pp-radius);
  background: var(--fb-moss);
  overflow: hidden;
}

.page-products .pp-dl__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-products .pp-dl__bgimg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.14;
  filter: saturate(0.5);
}

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

.page-products .pp-dl__table {
  min-width: 620px;
  width: 100%;
}

.page-products .pp-dl__table th,
.page-products .pp-dl__table td {
  font-size: 13px;
  line-height: 1.5;
  padding: 13px 14px;
  border-bottom: 1px solid var(--fb-line);
  vertical-align: top;
  text-align: left;
}

.page-products .pp-dl__table thead th {
  font-family: var(--fb-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fb-muted);
  border-bottom-color: var(--fb-neon);
  white-space: nowrap;
}

.page-products .pp-dl__table tbody th {
  color: var(--fb-paper);
  font-size: 14px;
  white-space: nowrap;
}

.page-products .pp-dl__table tbody tr {
  transition: background-color var(--fb-dur) var(--fb-ease);
  scroll-margin-top: calc(var(--fb-ticker-h) + 96px);
}

.page-products .pp-dl__table tbody tr:hover {
  background: rgba(200, 241, 53, 0.06);
}

.page-products .pp-dl__table tbody tr:target {
  background: rgba(200, 241, 53, 0.12);
  box-shadow: inset 3px 0 0 var(--fb-neon);
}

.page-products .pp-dl__caption {
  caption-side: top;
  text-align: left;
  padding-bottom: 10px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--fb-muted);
}

.page-products .pp-verify {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--fb-line);
}

.page-products .pp-verify__text {
  margin: 0;
  flex: 1 1 260px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--fb-muted);
}

.page-products .pp-verify__btn {
  flex: none;
  font-size: 12px;
  padding: 9px 16px;
  border: 1px solid var(--fb-line);
  border-radius: 999px;
  background: transparent;
  color: var(--fb-paper);
  cursor: pointer;
  transition: border-color var(--fb-dur) var(--fb-ease), color var(--fb-dur) var(--fb-ease);
}

.page-products .pp-verify__btn:hover,
.page-products .pp-verify__btn:focus-visible {
  border-color: var(--fb-neon);
  color: var(--fb-neon);
}

.page-products .pp-verify__btn[data-copied] {
  border-color: var(--fb-neon);
  color: var(--fb-neon);
}

/* ---------- 当季主页 ---------- */
.page-products .pp-season__grid {
  display: grid;
  gap: clamp(26px, 5vw, 44px);
}

.page-products .pp-season__text {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.75;
  max-width: 44ch;
}

.page-products .pp-season__list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--fb-line);
}

.page-products .pp-season__list li {
  display: grid;
  grid-template-columns: minmax(88px, 30%) minmax(0, 1fr);
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--fb-line);
}

.page-products .pp-season__k {
  font-family: var(--fb-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--fb-neon);
}

.page-products .pp-season__v {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--fb-paper);
}

.page-products .pp-season__aside {
  align-self: start;
  padding: var(--pp-pad);
  border: 1px solid var(--fb-line);
  border-left: 3px solid var(--fb-clay);
  border-radius: var(--pp-radius-sm);
  background: var(--fb-glass);
}

.page-products .pp-season__tag {
  display: inline-block;
  margin: 0;
}

.page-products .pp-season__quote {
  margin: 16px 0 0;
  font-size: clamp(17px, 2.6vw, 21px);
  line-height: 1.5;
  font-weight: 700;
  color: var(--fb-paper);
}

.page-products .pp-season__quoteNote {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--fb-muted);
}

/* ---------- 服务范围对照 ---------- */
.page-products .pp-scope__wrap {
  margin-top: clamp(22px, 4vw, 32px);
  border: 1px solid var(--fb-line);
  border-radius: var(--pp-radius);
  background: var(--fb-card);
  overflow-x: auto;
}

.page-products .pp-scope__table {
  min-width: 640px;
  width: 100%;
  border-collapse: collapse;
}

.page-products .pp-scope__table caption {
  caption-side: top;
  text-align: left;
  padding: 16px 18px 0;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--fb-muted);
}

.page-products .pp-scope__table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  padding: 14px 18px;
  font-family: var(--fb-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fb-paper);
  background: var(--fb-moss);
  border-bottom: 1px solid var(--fb-neon);
  text-align: left;
  white-space: nowrap;
}

.page-products .pp-scope__table tbody th {
  padding: 16px 18px;
  font-size: 14px;
  font-weight: 700;
  color: var(--fb-paper);
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--fb-line);
}

.page-products .pp-scope__table tbody td {
  padding: 16px 18px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--fb-muted);
  border-bottom: 1px solid var(--fb-line);
  vertical-align: top;
  min-width: 150px;
}

.page-products .pp-scope__table tbody tr:last-child th,
.page-products .pp-scope__table tbody tr:last-child td {
  border-bottom: none;
}

.page-products .pp-scope__table tbody tr {
  transition: background-color var(--fb-dur) var(--fb-ease);
}

.page-products .pp-scope__table tbody tr:hover,
.page-products .pp-scope__table tbody tr:focus-within {
  background: rgba(200, 241, 53, 0.07);
}

.page-products .pp-scope__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 24px;
  margin-top: 20px;
}

.page-products .pp-scope__note {
  margin: 0;
  flex: 1 1 220px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--fb-muted);
}

.page-products .pp-scope__cta {
  flex: none;
  text-decoration: none;
}

/* ---------- 多联赛固定 ---------- */
.page-products .pp-pin__grid {
  display: grid;
  gap: clamp(26px, 5vw, 46px);
  align-items: center;
}

.page-products .pp-pin__figure {
  margin: 0;
  border: 1px solid var(--fb-line);
  border-radius: var(--pp-radius);
  overflow: hidden;
  background: var(--fb-moss);
}

.page-products .pp-pin__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.55) contrast(1.08);
}

.page-products .pp-pin__cap {
  padding: 11px 16px;
  font-family: var(--fb-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--fb-neon);
  border-top: 1px solid var(--fb-line);
}

.page-products .pp-pin__text {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.75;
  max-width: 42ch;
}

.page-products .pp-pin__list {
  margin: 24px 0 0;
  display: grid;
  gap: 14px;
}

.page-products .pp-pin__item {
  padding-left: 16px;
  border-left: 2px solid var(--fb-line);
}

.page-products .pp-pin__item dt {
  font-size: 13px;
  font-weight: 700;
  color: var(--fb-neon);
  letter-spacing: 0.04em;
}

.page-products .pp-pin__item dd {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--fb-paper);
}

/* ---------- 三步上手 ---------- */
.page-products .pp-steps {
  list-style: none;
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
  counter-reset: ppstep;
}

.page-products .pp-steps__item {
  position: relative;
  padding: 22px 20px 22px 62px;
  border: 1px solid var(--fb-line);
  border-radius: var(--pp-radius-sm);
  background: var(--fb-glass);
}

.page-products .pp-steps__num {
  position: absolute;
  left: 18px;
  top: 20px;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--fb-neon);
  color: var(--fb-neon);
  font-size: 13px;
  line-height: 1;
}

.page-products .pp-steps__item:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 32px;
  top: 56px;
  bottom: -18px;
  width: 1px;
  background: linear-gradient(var(--fb-line), transparent);
}

.page-products .pp-steps__title {
  margin: 0;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--fb-paper);
}

.page-products .pp-steps__text {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--fb-muted);
}

.page-products .pp-flow__figure {
  margin: clamp(24px, 4vw, 36px) 0 0;
  border-radius: var(--pp-radius);
  overflow: hidden;
  border: 1px solid var(--fb-line);
}

.page-products .pp-flow__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  max-height: 260px;
  object-fit: cover;
  filter: saturate(0.5) brightness(0.8);
}

/* ---------- 兼容性 ---------- */
.page-products .pp-compat__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-products .pp-compat__text {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--fb-muted);
  max-width: 40ch;
}

.page-products .pp-compat__link {
  display: inline-block;
  margin-top: 16px;
  font-size: 13px;
  color: var(--fb-neon);
  text-decoration: none;
  border-bottom: 1px solid var(--fb-neon);
  padding-bottom: 2px;
}

.page-products .pp-compat__link:hover,
.page-products .pp-compat__link:focus-visible {
  color: var(--fb-paper);
  border-bottom-color: var(--fb-paper);
}

.page-products .pp-fold {
  border: 1px solid var(--fb-line);
  border-radius: var(--pp-radius-sm);
  background: var(--fb-card);
  overflow: hidden;
}

.page-products .pp-fold + .pp-fold {
  margin-top: 10px;
}

.page-products .pp-fold__sum {
  position: relative;
  padding: 15px 44px 15px 18px;
  font-size: 14px;
  font-weight: 700;
  color: var(--fb-paper);
  cursor: pointer;
  list-style: none;
  transition: background-color var(--fb-dur) var(--fb-ease);
}

.page-products .pp-fold__sum::-webkit-details-marker {
  display: none;
}

.page-products .pp-fold__sum::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--fb-mono);
  font-size: 16px;
  color: var(--fb-neon);
  transition: transform var(--fb-dur) var(--fb-ease);
}

.page-products .pp-fold[open] .pp-fold__sum {
  background: rgba(200, 241, 53, 0.07);
}

.page-products .pp-fold[open] .pp-fold__sum::after {
  content: "−";
}

.page-products .pp-fold__body {
  padding: 0 18px 16px;
}

.page-products .pp-fold__body p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--fb-muted);
}

/* ---------- 收尾 ---------- */
.page-products .pp-end__inner {
  padding: clamp(28px, 5vw, 48px) var(--pp-pad);
  border: 1px solid var(--fb-line);
  border-radius: var(--pp-radius);
  background:
    radial-gradient(circle at 88% 12%, rgba(200, 241, 53, 0.12), transparent 58%),
    var(--fb-moss);
}

.page-products .pp-end__title {
  margin: 0;
  font-size: clamp(22px, 4vw, 32px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--fb-paper);
  max-width: 18ch;
}

.page-products .pp-end__text {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--fb-muted);
  max-width: 42ch;
}

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

.page-products .pp-end__btn {
  text-decoration: none;
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-products .pp-devices__row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pp-hero__grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    align-items: center;
  }

  .page-products .pp-season__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
  }

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

  .page-products .pp-pin__figure {
    order: 2;
  }

  .page-products .pp-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

  .page-products .pp-steps__item:not(:last-child)::after {
    left: auto;
    right: -18px;
    top: 36px;
    bottom: auto;
    width: 18px;
    height: 1px;
    background: linear-gradient(90deg, var(--fb-line), transparent);
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-device,
  .page-products .pp-verify__btn,
  .page-products .pp-dl__table tbody tr,
  .page-products .pp-scope__table tbody tr,
  .page-products .pp-fold__sum,
  .page-products .pp-fold__sum::after {
    transition: none;
  }
}
<<<END>>>