.page-products {
  --pp-shift: clamp(0px, 2.4vw, 32px);
  --pp-pad: clamp(20px, 3vw, 36px);
  background: var(--ink-900);
  color: var(--paper);
}

.page-products .pp-wrap {
  max-width: var(--rail);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

/* 首屏 */
.page-products .pp-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 88% 6%, rgba(0, 229, 255, .12), transparent 62%),
    radial-gradient(80% 70% at 4% 96%, rgba(255, 122, 26, .07), transparent 60%),
    var(--ink-900);
}

.page-products .pp-hero__ghost {
  position: absolute;
  right: -0.06em;
  bottom: -0.16em;
  font-family: var(--font-mono);
  font-size: clamp(140px, 30vw, 340px);
  font-weight: 800;
  line-height: .78;
  letter-spacing: -.06em;
  color: rgba(143, 163, 184, .07);
  pointer-events: none;
  user-select: none;
}

.page-products .pp-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: clamp(28px, 4vw, 48px);
  padding-bottom: clamp(40px, 6vw, 84px);
}

.page-products .pp-eyebrow {
  margin: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-products .pp-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(30px, 6vw, 66px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -.01em;
  max-width: 15em;
}

.page-products .pp-hero__lede {
  margin: 20px 0 0;
  max-width: 36em;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pp-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  overflow: hidden;
}

.page-products .pp-hero__facts li {
  background: rgba(14, 26, 43, .86);
  padding: 16px 18px;
  display: grid;
  gap: 6px;
}

.page-products .pp-hero__facts .aoa-num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
}

.page-products .pp-hero__facts em {
  font-style: normal;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
}

/* 主体骨架 */
.page-products .pp-shell {
  max-width: var(--rail);
  margin: 0 auto;
  padding: clamp(32px, 5vw, 64px) var(--gutter) clamp(56px, 8vw, 110px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 56px);
}

/* 竖向索引 */
.page-products .pp-index {
  border-left: 1px solid var(--line);
  padding-left: 14px;
}

.page-products .pp-index__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-products .pp-index__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  scrollbar-width: thin;
}

.page-products .pp-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 13px;
  white-space: nowrap;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--mist);
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-products .pp-index__link:hover,
.page-products .pp-index__link:focus-visible {
  color: var(--ink-900);
  background: var(--cyan);
  border-color: var(--cyan);
  outline: none;
}

.page-products .pp-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-products .pp-index__link:hover .pp-index__num,
.page-products .pp-index__link:focus-visible .pp-index__num {
  color: var(--ink-900);
}

/* 服务模块 */
.page-products .pp-services {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  min-width: 0;
}

.page-products .pp-service {
  scroll-margin-top: 96px;
  padding: var(--pp-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--ink-800), rgba(7, 11, 20, .92));
  min-width: 0;
}

.page-products .pp-service__head {
  display: grid;
  gap: 10px;
}

.page-products .pp-service__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-products .pp-service__title {
  margin: 0;
  font-size: clamp(21px, 3.1vw, 30px);
  font-weight: 900;
  line-height: 1.26;
  letter-spacing: -.01em;
}

.page-products .pp-service__lead {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pp-service__note {
  margin: 18px 0 0;
  max-width: 42em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
  padding-left: 14px;
  border-left: 2px solid var(--line);
}

.page-products .pp-service a,
.page-products .pp-start a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, .35);
  transition: border-color .2s var(--ease);
}

.page-products .pp-service a:hover,
.page-products .pp-start a:hover {
  border-bottom-color: var(--cyan);
}

/* 参数行 */
.page-products .pp-params {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 22px 0 0;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  overflow: hidden;
}

.page-products .pp-params > div {
  background: var(--ink-700);
  padding: 13px 16px;
  display: grid;
  gap: 5px;
}

.page-products .pp-params dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-products .pp-params dd {
  margin: 0;
  font-size: 14px;
  color: var(--paper);
}

.page-products .pp-em {
  font-family: var(--font-mono);
  font-size: 1.2em;
  font-weight: 700;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
}

/* 小标题 */
.page-products .pp-mini-title {
  margin: 24px 0 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: .02em;
}

.page-products .pp-mini-title:first-child {
  margin-top: 0;
}

/* 图片 */
.page-products .pp-figure {
  margin: 22px 0 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--ink-700);
}

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

.page-products .pp-figure__cap {
  padding: 9px 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--mist);
}

/* 客户端双栏 */
.page-products .pp-client {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 32px);
  margin-top: 24px;
}

.page-products .pp-client__text p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .pp-figure--phone {
  margin: 0;
  max-width: 340px;
}

/* 版本条 */
.page-products .pp-timeline {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 0 10px;
  scrollbar-width: thin;
}

.page-products .pp-ver {
  flex: 0 0 auto;
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--mist);
  background: var(--ink-800);
}

.page-products .pp-ver--now {
  border-color: var(--orange);
  color: var(--orange);
}

/* 版本日志折叠 */
.page-products .pp-log {
  margin-top: 10px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--ink-800);
}

.page-products .pp-log summary {
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 0;
  font-size: 13px;
  color: var(--paper);
  list-style: none;
}

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

.page-products .pp-log summary::after {
  content: "展开";
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-products .pp-log[open] summary::after {
  content: "收起";
}

.page-products .pp-log summary:hover {
  color: var(--cyan);
}

.page-products .pp-log ul {
  margin: 0 0 14px;
  padding-left: 18px;
  font-size: 13px;
  line-height: 1.9;
  color: var(--mist);
}

/* 射门图 */
.page-products .pp-shot {
  margin: 22px 0 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background:
    repeating-linear-gradient(180deg, rgba(43, 63, 87, .18) 0 1px, transparent 1px 44px),
    var(--ink-800);
}

.page-products .pp-shot__svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.page-products .pp-shot__svg .pp-bar rect {
  fill: var(--cyan-soft);
  stroke: var(--cyan);
  stroke-width: 1;
  transition: fill .18s var(--ease), stroke .18s var(--ease);
}

.page-products .pp-shot__svg .pp-bar:hover rect {
  fill: var(--orange);
  stroke: var(--orange);
}

.page-products .pp-shot__svg text {
  font-family: var(--font-mono);
  font-size: 13px;
  fill: var(--mist);
}

.page-products .pp-shot__base {
  stroke: var(--line);
  stroke-width: 1;
}

.page-products .pp-shot__legend {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 14px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-products .pp-shot__legend span {
  display: block;
  color: var(--cyan);
  font-size: 12px;
}

/* 派生指标 */
.page-products .pp-metrics {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 0;
}

.page-products .pp-metrics > div {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  border-radius: 10px;
  background: var(--ink-800);
}

.page-products .pp-metrics dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-products .pp-metrics dd {
  margin: 6px 0 0;
  display: grid;
  gap: 4px;
}

.page-products .pp-metrics dd em {
  font-style: normal;
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

/* 收尾区块 */
.page-products .pp-start {
  border-color: var(--line);
  background:
    linear-gradient(135deg, rgba(0, 229, 255, .09), rgba(255, 122, 26, .05) 55%, transparent 78%),
    var(--ink-800);
}

.page-products .pp-start__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 32px);
  margin-top: 22px;
  align-items: start;
}

.page-products .pp-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
}

.page-products .pp-table {
  width: 100%;
  min-width: 320px;
  border-collapse: collapse;
  font-size: 13px;
}

.page-products .pp-table caption {
  caption-side: top;
  text-align: left;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--mist);
  border-bottom: 1px solid var(--line);
}

.page-products .pp-table th,
.page-products .pp-table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--line-soft);
  text-align: left;
  vertical-align: top;
}

.page-products .pp-table thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-products .pp-table tbody th {
  font-weight: 500;
  color: var(--paper);
}

.page-products .pp-table tbody td {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  text-align: right;
}

.page-products .pp-table tbody tr:last-child th,
.page-products .pp-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pp-start__hint {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .pp-figure--square {
  margin: 0;
}

.page-products .pp-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 26px;
  padding: 20px;
  border: 1px solid var(--cyan);
  border-radius: 12px;
  background: rgba(0, 229, 255, .06);
}

.page-products .pp-cta__title {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--paper);
}

.page-products .pp-cta__sub {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pp-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* 响应式 */
@media (min-width: 620px) {
  .page-products .pp-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

  .page-products .pp-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

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

@media (min-width: 900px) {
  .page-products .pp-shell {
    grid-template-columns: 200px minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pp-index {
    position: sticky;
    top: 110px;
  }

  .page-products .pp-index__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-products .pp-index__link {
    border-radius: 10px;
    justify-content: flex-start;
  }

  .page-products .pp-service--shift {
    margin-left: var(--pp-shift);
  }

  .page-products .pp-client {
    grid-template-columns: 300px minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pp-start__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  }
}

@media (min-width: 1080px) {
  .page-products .pp-shot__legend {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-index__link,
  .page-products .pp-shot__svg .pp-bar rect,
  .page-products .pp-service a {
    transition: none;
  }
}
<<<END>>>