.page-products {
  --pf-gap: clamp(18px, 2.6vw, 34px);
  --pf-cut: 16px;
}

.page-products h1 {
  font-size: clamp(2.1rem, 5.6vw, 4rem);
  line-height: 1.04;
  letter-spacing: -0.04em;
  margin: 10px 0 16px;
  max-width: 20ch;
}

.page-products h2 {
  font-size: clamp(1.5rem, 3.2vw, 2.5rem);
  line-height: 1.16;
  letter-spacing: -0.03em;
  margin: 8px 0 14px;
}

.page-products h3 {
  font-size: clamp(1.02rem, 1.6vw, 1.2rem);
  letter-spacing: -0.01em;
  margin: 0 0 8px;
}

.page-products p {
  color: var(--cool-200);
  line-height: 1.75;
}

.page-products .media {
  margin: 0;
}

.page-products .media img {
  display: block;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  display: grid;
  gap: clamp(28px, 4vw, 54px);
  margin-top: clamp(18px, 3vw, 32px);
  padding-bottom: clamp(30px, 5vw, 60px);
  border-bottom: 1px solid var(--line-strong);
}

.page-products .pf-lede {
  font-size: clamp(1rem, 1.35vw, 1.14rem);
  line-height: 1.8;
  color: var(--cool-200);
  max-width: 58ch;
  margin: 0 0 clamp(22px, 3vw, 32px);
}

.page-products .pf-summary {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.page-products .pf-summary__card {
  position: relative;
  padding: 16px 18px 16px 20px;
  background: var(--ink-700);
  border-left: 2px solid var(--lime);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pf-cut)), calc(100% - var(--pf-cut)) 100%, 0 100%);
}

.page-products .pf-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--lime);
  display: block;
  margin-bottom: 4px;
}

.page-products .pf-summary__title {
  color: var(--white);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  margin: 0 0 4px;
}

.page-products .pf-summary__text {
  font-size: 0.9rem;
  line-height: 1.68;
  margin: 0;
  color: var(--cool-200);
}

.page-products .pf-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-products .pf-hero__aside {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
  align-content: start;
}

.page-products .pf-index {
  border-top: 1px solid var(--line-strong);
  padding-top: 14px;
}

.page-products .pf-index__title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--lime);
  margin: 0 0 6px;
  text-transform: none;
}

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

.page-products .pf-index__list li {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 2px 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .pf-index__no {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--orange);
  letter-spacing: 0.06em;
  grid-row: 1 / span 2;
  padding-top: 3px;
}

.page-products .pf-index__label {
  color: var(--white);
  font-weight: 700;
  font-size: 0.98rem;
}

.page-products .pf-index__desc {
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--cool-500);
}

/* ---------- 双栏内容带 ---------- */
.page-products .pf-duo {
  display: grid;
  gap: clamp(24px, 3.4vw, 46px);
  align-items: start;
}

.page-products .pf-duo__body p {
  margin: 0 0 14px;
  max-width: 62ch;
}

.page-products .pf-points {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .pf-points li {
  padding: 11px 0 11px 18px;
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
  line-height: 1.68;
  color: var(--cool-200);
  position: relative;
}

.page-products .pf-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 8px;
  height: 2px;
  background: var(--lime);
}

.page-products .pf-points strong {
  color: var(--white);
  margin-right: 4px;
}

.page-products .pf-copy {
  margin-top: 20px;
}

/* ---------- 内容中心栏目 ---------- */
.page-products .pf-channels {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 20px 0 0;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pf-channels li {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--ink-800);
  padding: 12px 14px;
  font-size: 0.94rem;
  color: var(--white);
  font-weight: 600;
}

.page-products .pf-channels__no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--cyan);
  letter-spacing: 0.08em;
}

.page-products .pf-archive {
  margin-top: clamp(22px, 3vw, 32px);
  padding: 18px 18px 16px;
  background: var(--ink-700);
  border-top: 2px solid var(--orange);
  clip-path: polygon(var(--pf-cut) 0, 100% 0, 100% 100%, 0 100%, 0 var(--pf-cut));
}

.page-products .pf-archive__title {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--orange);
  margin: 0 0 12px;
}

.page-products .pf-archive__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 12px;
  padding: 0;
}

.page-products .pf-archive__item {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid var(--line-strong);
  font-size: 0.82rem;
  color: var(--cool-200);
}

.page-products .pf-archive__season {
  font-family: var(--font-mono);
  color: var(--lime);
  letter-spacing: 0.04em;
}

.page-products .pf-archive__note {
  font-size: 0.82rem;
  line-height: 1.66;
  color: var(--cool-500);
  margin: 0;
}

/* ---------- 功能矩阵 ---------- */
.page-products .pf-section-head {
  max-width: 64ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-products .pf-section-head p {
  margin: 0;
}

.page-products .pf-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 18px;
  padding: 12px 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-products .pf-filter__count {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--cool-500);
  letter-spacing: 0.05em;
  margin: 0;
}

.page-products .pf-filter__count span {
  color: var(--lime);
}

.page-products .pf-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-products .pf-feature {
  padding: 18px 18px 16px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pf-cut)), calc(100% - var(--pf-cut)) 100%, 0 100%);
  transition: border-color var(--dur) ease, background-color var(--dur) ease;
}

.page-products .pf-feature:hover {
  border-color: var(--line-strong);
  background: var(--ink-700);
}

.page-products .pf-feature__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  margin-bottom: 12px;
  color: var(--lime);
  border: 1px solid var(--line-strong);
}

.page-products .pf-feature__title {
  color: var(--white);
}

.page-products .pf-feature__text {
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 0 0 14px;
}

.page-products .pf-feature__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 0.76rem;
  color: var(--cool-500);
  margin: 0;
}

.page-products [data-filtered-out] {
  display: none;
}

/* ---------- 场景路径 ---------- */
.page-products .pf-scenes {
  background: linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .pf-scenes__layout {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.page-products .pf-scene-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: scene;
}

.page-products .pf-scene {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 12px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.page-products .pf-scene:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .pf-scene__no {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--ink-700);
  letter-spacing: -0.02em;
  -webkit-text-stroke: 1px var(--lime);
}

.page-products .pf-scene__role {
  color: var(--white);
}

.page-products .pf-scene__text {
  font-size: 0.9rem;
  line-height: 1.72;
  margin: 0 0 8px;
}

.page-products .pf-scene__fit {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--orange);
  margin: 0;
}

/* ---------- 版本记录 ---------- */
.page-products .pf-versions {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 0;
  padding: 0;
}

.page-products .pf-version {
  padding: 16px 18px;
  border-left: 2px solid var(--cyan);
  background: var(--ink-700);
}

.page-products .pf-version__no {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.3rem, 2.4vw, 1.7rem);
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 6px;
}

.page-products .pf-version__meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
  margin: 0 0 8px;
}

.page-products .pf-version__text {
  font-size: 0.88rem;
  line-height: 1.68;
  margin: 0;
}

/* ---------- 五步流程 ---------- */
.page-products .pf-flow__inner {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
  align-items: start;
}

.page-products .pf-flow__head p {
  max-width: 46ch;
  margin: 0 0 18px;
}

.page-products .pf-flow__media {
  margin-top: 6px;
}

.page-products .pf-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-products .pf-flow__step {
  position: relative;
  padding: 16px 0 16px 22px;
  border-left: 1px solid var(--line-strong);
}

.page-products .pf-flow__step::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 22px;
  width: 7px;
  height: 7px;
  background: var(--lime);
}

.page-products .pf-flow__no {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--lime);
}

.page-products .pf-flow__step h3 {
  color: var(--white);
  margin: 4px 0 6px;
}

.page-products .pf-flow__step p {
  font-size: 0.88rem;
  line-height: 1.68;
  margin: 0;
}

/* ---------- 交付与支持 ---------- */
.page-products .pf-support {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  padding: clamp(22px, 3.4vw, 40px);
  background: var(--ink-700);
  border-left: 3px solid var(--lime);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.page-products .pf-support__body p {
  margin: 0 0 14px;
  max-width: 60ch;
}

.page-products .pf-support__body .btn {
  margin-top: 6px;
}

.page-products .pf-support__stats {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-products .pf-support__stat {
  padding: 16px 18px;
  background: var(--ink-900);
  border-top: 2px solid var(--orange);
}

.page-products .pf-support__num {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4.4vw, 3rem);
  line-height: 1;
  color: var(--lime);
  letter-spacing: -0.03em;
  display: block;
}

.page-products .pf-support__unit {
  font-size: 0.86rem;
  color: var(--white);
  font-weight: 700;
  margin: 6px 0 4px;
}

.page-products .pf-support__desc {
  font-size: 0.8rem;
  line-height: 1.62;
  color: var(--cool-500);
  margin: 0;
}

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

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

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

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

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

@media (min-width: 900px) {
  .page-products .pf-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }

  .page-products .pf-duo {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  }

  .page-products .pf-duo--rev {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  }

  .page-products .pf-duo--rev .pf-duo__body {
    order: 1;
  }

  .page-products .pf-duo--rev .pf-duo__media {
    order: 2;
  }

  .page-products .pf-scenes__layout {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  }

  .page-products .pf-scenes__media {
    position: sticky;
    top: 96px;
  }

  .page-products .pf-flow__inner {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: clamp(32px, 4vw, 60px);
  }

  .page-products .pf-support {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: center;
  }
}

@media (min-width: 1100px) {
  .page-products .pf-features {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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