.page-products {
  --pf-card-bg: rgba(10, 27, 43, .88);
  --pf-card-bg-hover: rgba(16, 43, 66, .92);
  --pf-band: linear-gradient(90deg, rgba(56, 242, 224, .55), rgba(56, 242, 224, 0) 72%);
  --pf-glow: radial-gradient(60% 70% at 78% 12%, rgba(56, 242, 224, .16), rgba(5, 13, 23, 0) 70%);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
  color: var(--ink);
  background-image: var(--pf-glow);
  background-repeat: no-repeat;
}

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

.page-products .pf-top {
  padding-top: clamp(1.15rem, 3vw, 1.9rem);
}

.page-products .breadcrumbs {
  margin-bottom: clamp(1.2rem, 3vw, 2rem);
}

/* 首屏 */
.page-products .pf-hero {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: end;
  padding-bottom: clamp(2rem, 5vw, 3.4rem);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pf-hero__copy {
  display: grid;
  gap: clamp(.85rem, 2vw, 1.1rem);
  align-content: start;
}

.page-products .pf-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 7.4vw, 3.5rem);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -.02em;
}

.page-products .pf-hero__lead {
  margin: 0;
  max-width: 48ch;
  color: var(--ink-mute);
  font-size: clamp(.95rem, 2.4vw, 1.05rem);
  line-height: 1.78;
}

.page-products .pf-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
}

.page-products .pf-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .75rem;
  margin: .4rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line-soft);
}

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

.page-products .pf-stats dt {
  color: var(--ink-mute);
  font-size: .72rem;
  letter-spacing: .04em;
}

.page-products .pf-stats dd {
  margin: .25rem 0 0;
  font-size: .95rem;
  color: var(--ink);
}

.page-products .pf-stats .mono {
  color: var(--cyan);
  font-size: clamp(1.05rem, 3.2vw, 1.35rem);
}

.page-products .pf-hero__fig {
  margin: 0;
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, rgba(16, 43, 66, .9), rgba(5, 13, 23, .95));
  box-shadow: var(--shadow-panel);
}

.page-products .pf-hero__fig img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  opacity: .92;
}

.page-products .pf-hero__fig figcaption {
  padding: .7rem 1rem;
  color: var(--ink-mute);
  font-size: .7rem;
  letter-spacing: .06em;
  border-top: 1px solid var(--line-soft);
}

/* 章节通用 */
.page-products .section {
  padding-top: clamp(2.4rem, 6vw, 4rem);
}

.page-products .section-head {
  display: grid;
  gap: .55rem;
  margin-bottom: clamp(1.2rem, 3vw, 1.8rem);
}

.page-products .section-head h2 {
  margin: 0;
  font-size: clamp(1.45rem, 4.6vw, 2.15rem);
  font-weight: 300;
  letter-spacing: -.01em;
  line-height: 1.2;
}

.page-products .section-index {
  margin: 0;
  color: var(--cyan);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.page-products .pf-library__note,
.page-products .pf-compare__note,
.page-products .pf-legacy__note {
  margin: 0;
  max-width: 62ch;
  color: var(--ink-mute);
  line-height: 1.75;
  font-size: .92rem;
}

/* 筛选条 */
.page-products .pf-filter {
  display: grid;
  gap: .6rem;
  padding: clamp(.9rem, 2.6vw, 1.25rem);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(10, 27, 43, .97), rgba(5, 13, 23, .95));
  box-shadow: var(--shadow-panel);
  margin-bottom: clamp(1.4rem, 3.5vw, 2rem);
}

.page-products .pf-filter__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .4rem;
}

.page-products .pf-filter__label {
  flex: 0 0 auto;
  margin-right: .2rem;
  color: var(--ink-mute);
  font-size: .68rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.page-products .pf-chip {
  appearance: none;
  border: 1px solid var(--line-soft);
  background: var(--archive);
  color: var(--ink-mute);
  font: inherit;
  font-size: .79rem;
  line-height: 1.2;
  padding: .42rem .82rem;
  border-radius: var(--capsule);
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .pf-chip:hover {
  color: var(--cyan-soft);
  border-color: var(--line-hard);
}

.page-products .pf-chip:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .pf-chip[aria-pressed="true"],
.page-products .pf-chip.is-active {
  background: rgba(56, 242, 224, .14);
  border-color: var(--line-hard);
  color: var(--cyan);
}

.page-products .pf-filter__status {
  margin: .15rem 0 0;
  color: var(--ink-mute);
  font-size: .72rem;
  letter-spacing: .04em;
}

/* 批次分组与卡片 */
.page-products .pf-group {
  margin-top: clamp(1.5rem, 4vw, 2.4rem);
}

.page-products .pf-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: .5rem;
  padding-top: .8rem;
  margin-bottom: clamp(.9rem, 2.4vw, 1.2rem);
  border-top: 1px solid var(--line-soft);
  position: relative;
}

.page-products .pf-group__head::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 78px;
  height: 2px;
  background: var(--pf-band);
}

.page-products .pf-group__title {
  margin: 0;
  font-size: clamp(1rem, 2.8vw, 1.15rem);
  font-weight: 500;
  letter-spacing: .01em;
}

.page-products .pf-cards {
  display: grid;
  gap: clamp(.9rem, 2.4vw, 1.35rem);
}

.page-products .pf-shot {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: rgba(5, 13, 23, .7);
}

.page-products .pf-shot img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-products .pf-shot figcaption {
  padding: .6rem .9rem;
  color: var(--ink-mute);
  font-size: .68rem;
  letter-spacing: .05em;
}

.page-products .pf-card {
  display: flex;
  flex-direction: column;
  gap: .6rem;
  padding: clamp(1rem, 2.6vw, 1.3rem);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: var(--pf-card-bg);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .pf-card:hover {
  border-color: var(--line-hard);
  background: var(--pf-card-bg-hover);
  transform: translateY(-2px);
}

.page-products .pf-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
}

.page-products .pf-card__batch {
  color: var(--ink-mute);
  font-size: .72rem;
  letter-spacing: .08em;
}

.page-products .pf-card__title {
  margin: 0;
  font-size: clamp(1.02rem, 2.7vw, 1.15rem);
  font-weight: 500;
}

.page-products .pf-card__summary {
  margin: 0;
  color: var(--ink-mute);
  font-size: .88rem;
  line-height: 1.72;
}

.page-products .pf-card__meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .3rem .6rem;
  margin: 0;
  padding: .6rem .7rem;
  list-style: none;
  border-radius: var(--radius-sm);
  background: rgba(16, 43, 66, .55);
  color: var(--ink);
  font-size: .72rem;
}

.page-products .pf-card__details {
  border-top: 1px dashed var(--line-soft);
  padding-top: .55rem;
}

.page-products .pf-card__details summary {
  cursor: pointer;
  color: var(--cyan);
  font-size: .78rem;
  letter-spacing: .03em;
  list-style: none;
}

.page-products .pf-card__details summary::-webkit-details-marker {
  display: none;
}

.page-products .pf-card__details summary::before {
  content: "+ ";
  font-family: var(--font-mono);
}

.page-products .pf-card__details[open] summary::before {
  content: "– ";
}

.page-products .pf-card__details summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.page-products .pf-card__checks {
  display: grid;
  gap: .4rem;
  margin: .65rem 0 0;
  font-size: .78rem;
}

.page-products .pf-card__checks div {
  display: grid;
  grid-template-columns: 4.6em minmax(0, 1fr);
  gap: .5rem;
  align-items: baseline;
}

.page-products .pf-card__checks dt {
  color: var(--ink-mute);
  font-size: .72rem;
}

.page-products .pf-card__checks dd {
  margin: 0;
  color: var(--ink);
  line-height: 1.6;
  word-break: break-word;
}

.page-products .pf-card__checks .mono {
  color: var(--cyan-soft);
  font-size: .74rem;
}

/* 版本对照板 */
.page-products .pf-compare__grid {
  display: grid;
  gap: clamp(1rem, 3vw, 1.6rem);
}

.page-products .pf-compare__scroll {
  overflow-x: auto;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: rgba(10, 27, 43, .85);
  box-shadow: var(--shadow-panel);
  -webkit-overflow-scrolling: touch;
}

.page-products .pf-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: .84rem;
}

.page-products .pf-table caption {
  padding: .85rem 1rem;
  text-align: left;
  color: var(--ink-mute);
  font-size: .72rem;
  letter-spacing: .06em;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pf-table th,
.page-products .pf-table td {
  padding: .75rem .9rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid rgba(27, 74, 99, .38);
  line-height: 1.6;
}

.page-products .pf-table thead th {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 400;
  letter-spacing: .08em;
  text-transform: uppercase;
  background: rgba(16, 43, 66, .75);
  white-space: nowrap;
}

.page-products .pf-table tbody th {
  color: var(--ink);
  font-weight: 500;
  white-space: nowrap;
}

.page-products .pf-table tbody th.mono,
.page-products .pf-table tbody td.mono {
  font-family: var(--font-mono);
  color: var(--cyan-soft);
  font-size: .8rem;
}

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

.page-products .pf-compare__fig {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: rgba(5, 13, 23, .75);
}

.page-products .pf-compare__fig img {
  width: 100%;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

.page-products .pf-compare__fig figcaption {
  padding: .6rem .9rem;
  color: var(--ink-mute);
  font-size: .68rem;
  letter-spacing: .05em;
}

.page-products .pf-compare__tips {
  display: grid;
  gap: .55rem;
  margin: clamp(1.1rem, 3vw, 1.6rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pf-compare__tips li {
  position: relative;
  padding-left: 1.15rem;
  color: var(--ink-mute);
  font-size: .88rem;
  line-height: 1.72;
}

.page-products .pf-compare__tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(56, 242, 224, .6);
}

.page-products .pf-compare__tips strong {
  color: var(--ink);
  font-weight: 500;
}

/* 兼容与校验 */
.page-products .pf-compat__inner {
  display: grid;
  gap: clamp(1.2rem, 3.4vw, 2.2rem);
  align-items: start;
}

.page-products .pf-compat__copy {
  display: grid;
  gap: .8rem;
  justify-items: start;
}

.page-products .pf-compat__copy h2 {
  margin: 0;
  font-size: clamp(1.45rem, 4.6vw, 2.1rem);
  font-weight: 300;
  line-height: 1.22;
}

.page-products .pf-compat__copy p {
  margin: 0;
  max-width: 60ch;
  color: var(--ink-mute);
  font-size: .92rem;
  line-height: 1.78;
}

.page-products .pf-hash {
  width: 100%;
  padding: .8rem .95rem;
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--cyan);
  border-radius: var(--radius-sm);
  background: rgba(16, 43, 66, .6);
}

.page-products .pf-hash__label {
  margin: 0 0 .35rem;
  color: var(--ink-mute);
  font-size: .68rem;
  letter-spacing: .08em;
}

.page-products .pf-hash__value {
  margin: 0;
  color: var(--cyan-soft);
  font-size: .8rem;
  letter-spacing: .04em;
  word-break: break-all;
}

.page-products .pf-compat__fig {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: rgba(5, 13, 23, .75);
}

.page-products .pf-compat__fig img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-products .pf-compat__fig figcaption {
  padding: .6rem .9rem;
  color: var(--ink-mute);
  font-size: .68rem;
  letter-spacing: .05em;
}

/* 旧版回溯 */
.page-products .pf-path {
  display: grid;
  gap: clamp(.8rem, 2.2vw, 1.1rem);
}

.page-products .pf-path__item {
  padding: clamp(1rem, 2.8vw, 1.4rem);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: var(--pf-card-bg);
}

.page-products .pf-path__num {
  margin: 0 0 .5rem;
  color: var(--cyan);
  font-size: .78rem;
  letter-spacing: .18em;
}

.page-products .pf-path__item h3 {
  margin: 0 0 .45rem;
  font-size: 1rem;
  font-weight: 500;
}

.page-products .pf-path__item p {
  margin: 0;
  color: var(--ink-mute);
  font-size: .88rem;
  line-height: 1.75;
}

.page-products .pf-legacy__foot {
  margin: clamp(1.1rem, 3vw, 1.5rem) 0 0;
  padding-top: .9rem;
  border-top: 1px solid var(--line-soft);
  color: var(--ink-mute);
  font-size: .85rem;
  line-height: 1.75;
  max-width: 68ch;
}

/* 礼包联动 */
.page-products .pf-gift__panel {
  display: grid;
  gap: clamp(1.1rem, 3vw, 2rem);
  align-items: center;
  padding: clamp(1.2rem, 3.6vw, 2.2rem);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 90, 54, .35);
  background:
    radial-gradient(80% 120% at 88% 0%, rgba(255, 90, 54, .28), rgba(5, 13, 23, 0) 62%),
    linear-gradient(150deg, rgba(16, 43, 66, .9), rgba(5, 13, 23, .96));
  box-shadow: var(--shadow-panel);
}

.page-products .pf-gift__copy {
  display: grid;
  gap: .7rem;
  justify-items: start;
}

.page-products .pf-gift__copy h2 {
  margin: 0;
  font-size: clamp(1.4rem, 4.4vw, 2rem);
  font-weight: 300;
  line-height: 1.22;
}

.page-products .pf-gift__copy p {
  margin: 0;
  max-width: 46ch;
  color: var(--ink-mute);
  font-size: .9rem;
  line-height: 1.76;
}

.page-products .pf-gift__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: .3rem;
}

.page-products .pf-gift__fig {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 177, 153, .28);
  background: rgba(5, 13, 23, .6);
}

.page-products .pf-gift__fig img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-products .pf-gift__foot {
  margin: clamp(1rem, 2.6vw, 1.4rem) 0 0;
  color: var(--ink-mute);
  font-size: .85rem;
  line-height: 1.75;
}

.page-products .pf-gift__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-hard);
}

.page-products .pf-gift__foot a:hover {
  color: var(--cyan-soft);
}

.page-products .pf-gift__foot a:focus-visible,
.page-products .pf-card a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

@media (min-width: 720px) {
  .page-products .pf-filter {
    position: sticky;
    top: calc(var(--header-h) + 10px);
    z-index: 20;
    backdrop-filter: blur(14px);
  }

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

  .page-products .pf-shot {
    grid-column: 1 / -1;
  }

  .page-products .pf-path {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-products .pf-hero {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  }

  .page-products .pf-compare__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
    align-items: start;
  }

  .page-products .pf-compat__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-products .pf-gift__panel {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  }
}

@media (min-width: 1080px) {
  .page-products .pf-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pf-shot {
    grid-column: span 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pf-card,
  .page-products .pf-chip {
    transition: none;
  }

  .page-products .pf-card:hover {
    transform: none;
  }
}
<<<END>>>