.page-products {
  display: block;
  background: var(--ink-900);
  color: var(--body-ink);
  font-family: var(--sans);
}

.page-products .ps-crumb {
  padding-top: 1.5rem;
}

/* ---------- 首屏 ---------- */

.page-products .ps-hero {
  position: relative;
  padding: 1.5rem 0 3.25rem;
}

.page-products .ps-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2.25rem;
}

.page-products .ps-hero::after {
  content: "";
  position: absolute;
  top: 8%;
  right: -12%;
  width: 60%;
  height: 78%;
  background: radial-gradient(58% 58% at 62% 42%, rgba(198, 255, 61, 0.12), transparent 72%);
  pointer-events: none;
  z-index: 0;
}

.page-products .ps-hero h1 {
  margin: 0.65rem 0 1rem;
  font-family: var(--sans);
  font-weight: 900;
  font-size: clamp(1.75rem, 6.4vw, 3.15rem);
  line-height: 1.16;
  letter-spacing: -0.025em;
  color: var(--chalk);
  max-width: 16ch;
}

.page-products .ps-hero .lede {
  max-width: 40ch;
  color: var(--body-ink);
}

.page-products .ps-hero__facts {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 1.15rem 0 0;
  border-top: 1px solid var(--line-green);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.page-products .ps-hero__num {
  display: block;
  font-family: var(--mono);
  font-weight: 700;
  font-size: clamp(1.35rem, 4.6vw, 1.9rem);
  line-height: 1.1;
  color: var(--signal);
  font-variant-numeric: tabular-nums;
}

.page-products .ps-hero__factLab {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--chalk-dim);
}

.page-products .ps-hero__index {
  align-self: end;
  padding: 1.25rem 1.15rem;
  background: var(--ink-800);
  border-left: 2px solid var(--signal);
}

.page-products .ps-hero__indexTitle {
  margin: 0 0 0.85rem;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-products .ps-hero__indexList {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: psidx;
}

.page-products .ps-hero__indexList li {
  counter-increment: psidx;
  border-bottom: 1px solid rgba(28, 81, 64, 0.6);
}

.page-products .ps-hero__indexList li:last-child {
  border-bottom: 0;
}

.page-products .ps-hero__indexList a {
  display: block;
  padding: 0.6rem 0;
  color: var(--chalk);
  text-decoration: none;
  font-size: 0.95rem;
  background-image: linear-gradient(var(--signal), var(--signal));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0% 2px;
  transition: background-size 180ms ease, color 180ms ease;
}

.page-products .ps-hero__indexList a::before {
  content: counter(psidx, decimal-leading-zero);
  margin-right: 0.7rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--gold);
}

.page-products .ps-hero__indexList a:hover,
.page-products .ps-hero__indexList a:focus-visible {
  color: var(--signal);
  background-size: 100% 2px;
}

/* ---------- 四入口状态条 ---------- */

.page-products .ps-status {
  padding: 0 0 1rem;
}

.page-products .ps-status__list {
  display: flex;
  gap: 0.75rem;
  margin: 0;
  padding: 0 0 0.85rem;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  border-bottom: 1px solid var(--line-green);
}

.page-products .ps-status__item {
  flex: 0 0 78%;
  scroll-snap-align: start;
}

.page-products .ps-status__link {
  display: block;
  height: 100%;
  padding: 1rem 1rem 1.05rem;
  background: var(--ink-800);
  border: 1px solid var(--line-green);
  border-bottom: 2px solid var(--line-green);
  text-decoration: none;
  transition: background-color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.page-products .ps-status__link:hover,
.page-products .ps-status__link:focus-visible {
  background: var(--ink-700);
  border-color: var(--signal);
  transform: translateY(-2px);
}

.page-products .ps-status__num {
  display: block;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-products .ps-status__name {
  display: block;
  margin-top: 0.4rem;
  font-weight: 900;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
  color: var(--chalk);
}

.page-products .ps-status__desc {
  display: block;
  margin-top: 0.4rem;
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--chalk-dim);
}

.page-products .ps-status__meta {
  display: inline-block;
  margin-top: 0.7rem;
  padding: 0.18rem 0.5rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--ink-900);
  background: var(--signal);
}

/* ---------- 区块外壳 ---------- */

.page-products .ps-block {
  position: relative;
  padding: 3rem 0;
}

.page-products .ps-block::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-green) 12%, var(--line-green) 88%, transparent);
  transform: rotate(-2deg);
  transform-origin: left center;
}

.page-products .ps-block__head {
  max-width: 62ch;
  margin-bottom: 2rem;
}

.page-products .ps-block__head h2 {
  margin: 0.6rem 0 0.85rem;
  font-family: var(--sans);
  font-weight: 900;
  font-size: clamp(1.35rem, 4.6vw, 2.1rem);
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--chalk);
}

.page-products .ps-block__head .lede {
  color: var(--body-ink);
}

/* ---------- 分栏 ---------- */

.page-products .ps-split {
  display: grid;
  gap: 2rem;
}

.page-products .ps-split__main {
  min-width: 0;
}

.page-products .ps-split__side {
  min-width: 0;
}

.page-products .ps-media {
  margin: 0 0 1.75rem;
}

.page-products .ps-media img,
.page-products .ps-review__fig img,
.page-products .ps-install__fig img,
.page-products .ps-cta__fig img,
.page-products .ps-gauge__fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 正文列表 ---------- */

.page-products .ps-prose h3 {
  margin: 1.6rem 0 0.7rem;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--glow);
  letter-spacing: 0.01em;
}

.page-products .ps-prose h3:first-child {
  margin-top: 0;
}

.page-products .ps-prose p {
  margin: 0 0 0.9rem;
  line-height: 1.78;
  color: var(--body-ink);
}

.page-products .ps-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .ps-list li {
  position: relative;
  padding: 0.7rem 0 0.7rem 1.35rem;
  border-bottom: 1px solid rgba(28, 81, 64, 0.55);
  line-height: 1.72;
  font-size: 0.95rem;
  color: var(--body-ink);
}

.page-products .ps-list li:last-child {
  border-bottom: 0;
}

.page-products .ps-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.32rem;
  width: 8px;
  height: 2px;
  background: var(--signal);
}

.page-products .ps-list strong {
  color: var(--chalk);
  font-weight: 700;
}

/* ---------- 数据指标窄卡 ---------- */

.page-products .ps-gauge {
  background: var(--ink-800);
  border: 1px solid var(--line-green);
  padding: 1.15rem;
}

.page-products .ps-gauge__fig {
  margin: 0 0 1.15rem;
  position: relative;
  overflow: hidden;
}

.page-products .ps-gauge__fig::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 26, 20, 0.15), rgba(6, 26, 20, 0.75));
}

.page-products .ps-gauge__fig img {
  aspect-ratio: 1 / 1;
}

.page-products .ps-gauge__stats {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .ps-gauge__stats li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.62rem 0;
  border-bottom: 1px solid rgba(28, 81, 64, 0.6);
}

.page-products .ps-gauge__stats li:last-child {
  border-bottom: 0;
}

.page-products .ps-gauge__num {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1.28rem;
  color: var(--signal);
  font-variant-numeric: tabular-nums;
}

.page-products .ps-gauge__lab {
  font-size: 0.84rem;
  color: var(--chalk-dim);
  text-align: right;
}

/* ---------- 复盘 ---------- */

.page-products .ps-review {
  display: grid;
  gap: 1.75rem;
}

.page-products .ps-review__fig {
  margin: 0;
}

.page-products .ps-chapters {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .ps-chapters__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid rgba(28, 81, 64, 0.6);
}

.page-products .ps-chapters__item:first-child {
  padding-top: 0;
}

.page-products .ps-chapters__idx {
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ink-900);
  background: var(--glow);
  padding: 0.2rem 0.42rem;
  align-self: start;
}

.page-products .ps-chapters__item h3 {
  margin: 0 0 0.4rem;
  font-family: var(--sans);
  font-weight: 900;
  font-size: 1.02rem;
  color: var(--chalk);
}

.page-products .ps-chapters__item p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.72;
  color: var(--body-ink);
}

.page-products .ps-review__note {
  margin: 1.25rem 0 0;
  padding: 0.85rem 1rem;
  background: var(--ink-800);
  border-left: 2px solid var(--amber);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--chalk);
}

/* ---------- 安装 ---------- */

.page-products .ps-install {
  display: grid;
  gap: 1.75rem;
}

.page-products .ps-install__fig {
  margin: 0;
  background: var(--ink-800);
  border: 1px solid var(--line-green);
  padding: 0.85rem;
}

.page-products .ps-install__fig img {
  aspect-ratio: 4 / 5;
}

.page-products .ps-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: psstep;
}

.page-products .ps-steps__item {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.2rem 1rem 1.2rem 1rem;
  background: var(--ink-700);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
  --cut: 14px;
  transition: background-color 180ms ease;
}

.page-products .ps-steps__item + .ps-steps__item {
  margin-top: 0.85rem;
}

.page-products .ps-steps__item:hover {
  background: var(--charcoal);
}

.page-products .ps-steps__num {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1;
  color: var(--signal);
  padding-top: 0.15rem;
  font-variant-numeric: tabular-nums;
}

.page-products .ps-steps__content h3 {
  margin: 0 0 0.45rem;
  font-family: var(--sans);
  font-weight: 900;
  font-size: 1rem;
  color: var(--chalk);
}

.page-products .ps-steps__content p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--body-ink);
}

.page-products .ps-copyrow {
  margin-top: 1.35rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem;
}

.page-products .ps-copyrow__note {
  margin: 0;
  font-size: 0.83rem;
  color: var(--chalk-dim);
}

/* ---------- 更新节奏 ---------- */

.page-products .ps-rhythm {
  display: grid;
  gap: 1.75rem;
}

.page-products .ps-rhythm__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-green);
  border: 1px solid var(--line-green);
}

.page-products .ps-rhythm__stat {
  background: var(--ink-800);
  padding: 1.1rem 0.95rem;
}

.page-products .ps-rhythm__num {
  display: block;
  font-family: var(--mono);
  font-weight: 700;
  font-size: clamp(1.4rem, 5vw, 1.85rem);
  line-height: 1.1;
  color: var(--signal);
  font-variant-numeric: tabular-nums;
}

.page-products .ps-rhythm__lab {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.8rem;
  line-height: 1.55;
  color: var(--chalk-dim);
}

.page-products .ps-rhythm__notes {
  display: grid;
  gap: 1rem;
}

.page-products .ps-card--flat {
  padding: 1.15rem 1.15rem 1.25rem;
  background: var(--ink-700);
  border-left: 2px solid var(--gold);
}

.page-products .ps-card--flat h3 {
  margin: 0 0 0.55rem;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--glow);
}

.page-products .ps-card--flat p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--body-ink);
}

/* ---------- 适合谁用 ---------- */

.page-products .ps-who {
  display: grid;
  gap: 1rem;
}

.page-products .ps-who__card {
  padding: 1.35rem 1.2rem 1.45rem;
  background: var(--ink-800);
  border-top: 2px solid var(--line-green);
  transition: border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.page-products .ps-who__card:hover {
  border-top-color: var(--signal);
  background: var(--ink-700);
  transform: translateY(-2px);
}

.page-products .ps-who__no {
  margin: 0 0 0.6rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .ps-who__card h3 {
  margin: 0 0 0.7rem;
  font-family: var(--sans);
  font-weight: 900;
  font-size: 1.06rem;
  line-height: 1.4;
  color: var(--chalk);
}

.page-products .ps-who__card p {
  margin: 0 0 0.85rem;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--body-ink);
}

.page-products .ps-who__path {
  margin: 0;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--line-green);
  font-family: var(--mono);
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--signal);
}

/* ---------- 页尾行动区 ---------- */

.page-products .ps-cta {
  padding: 1rem 0 4rem;
}

.page-products .ps-cta__card {
  position: relative;
  overflow: hidden;
  background: var(--ink-800);
  border: 1px solid var(--line-green);
  padding: 3.5rem 1.4rem 1.75rem;
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px));
}

.page-products .ps-cta__fig {
  position: absolute;
  inset: 0;
  margin: 0;
  z-index: 0;
}

.page-products .ps-cta__fig img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.24;
}

.page-products .ps-cta__fig::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(6, 26, 20, 0.95) 22%, rgba(6, 26, 20, 0.55) 62%, rgba(198, 255, 61, 0.14) 100%);
}

.page-products .ps-cta__body {
  position: relative;
  z-index: 1;
  max-width: 46ch;
}

.page-products .ps-cta__body h2 {
  margin: 0 0 0.75rem;
  font-family: var(--sans);
  font-weight: 900;
  font-size: clamp(1.4rem, 4.8vw, 2.05rem);
  letter-spacing: -0.02em;
  color: var(--chalk);
}

.page-products .ps-cta__body p {
  margin: 0 0 1.35rem;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--body-ink);
}

.page-products .ps-cta__links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.35rem;
  margin: 1.35rem 0 0;
  padding: 0;
}

.page-products .ps-cta__links a {
  font-size: 0.88rem;
  color: var(--chalk-dim);
  text-decoration: none;
  background-image: linear-gradient(var(--signal), var(--signal));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0% 1px;
  transition: background-size 180ms ease, color 180ms ease;
}

.page-products .ps-cta__links a:hover,
.page-products .ps-cta__links a:focus-visible {
  color: var(--signal);
  background-size: 100% 1px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-products .ps-status__item {
    flex: 0 0 46%;
  }

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

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

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

  .page-products .ps-install {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.5fr);
    align-items: start;
    gap: 2rem;
  }

  .page-products .ps-review {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1.35fr);
    align-items: start;
    gap: 2rem;
  }
}

@media (min-width: 1000px) {
  .page-products .ps-hero {
    padding: 2rem 0 4rem;
  }

  .page-products .ps-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.95fr);
    gap: 3.5rem;
    align-items: end;
  }

  .page-products .ps-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .page-products .ps-status__list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    overflow: visible;
    padding-bottom: 0;
    background: var(--line-green);
    border: 1px solid var(--line-green);
    border-bottom: 0;
  }

  .page-products .ps-status__item {
    flex: none;
  }

  .page-products .ps-status__link {
    border: 0;
    border-bottom: 2px solid var(--line-green);
    height: 100%;
  }

  .page-products .ps-block {
    padding: 4rem 0;
  }

  .page-products .ps-split {
    grid-template-columns: minmax(0, 1.72fr) minmax(0, 0.95fr);
    gap: 3rem;
    align-items: start;
  }

  .page-products .ps-gauge {
    position: sticky;
    top: 7rem;
  }

  .page-products .ps-who {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .page-products .ps-cta__card {
    padding: 4.5rem 3rem 2.5rem;
  }

  .page-products .ps-cta__body {
    max-width: 52ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ps-status__link,
  .page-products .ps-who__card,
  .page-products .ps-steps__item,
  .page-products .ps-hero__indexList a,
  .page-products .ps-cta__links a {
    transition: none;
  }

  .page-products .ps-status__link:hover,
  .page-products .ps-who__card:hover {
    transform: none;
  }
}