.page-products {
  --pr-gap: clamp(16px, 3vw, 28px);
  --pr-muted: rgba(10, 18, 32, 0.72);
  background: var(--c-cloud);
  color: var(--c-ink);
  font-family: var(--font-body);
}

/* ===== 首屏 ===== */
.page-products .pr-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(22px, 4vw, 34px) 0 clamp(42px, 7vw, 72px);
  color: var(--c-cloud);
  background: linear-gradient(155deg, #0a2c50 0%, var(--c-blue-ink) 48%, #07182a 100%);
}

.page-products .pr-hero__cut {
  position: absolute;
  top: -30%;
  right: -20%;
  z-index: 0;
  width: min(620px, 90vw);
  height: min(620px, 90vw);
  transform: rotate(16deg);
  pointer-events: none;
  background: linear-gradient(135deg, rgba(43, 228, 208, 0.26), rgba(255, 107, 44, 0.14) 52%, rgba(43, 228, 208, 0) 74%);
}

.page-products .pr-hero__inner {
  position: relative;
  z-index: 1;
}

.page-products .pr-crumb {
  font-size: 13px;
  color: rgba(244, 247, 251, 0.62);
}

.page-products .pr-crumb a {
  color: rgba(244, 247, 251, 0.82);
  text-decoration: none;
}

.page-products .pr-crumb a:hover {
  color: var(--c-cyan);
}

.page-products .pr-hero__grid {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  margin-top: clamp(20px, 4vw, 34px);
}

.page-products .pr-hero h1 {
  margin: 10px 0 16px;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.4vw, 54px);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.page-products .pr-hero__sub {
  max-width: 34em;
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(244, 247, 251, 0.78);
}

.page-products .pr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .pr-hero__panel {
  padding: 20px 20px 14px;
  border: 1px solid var(--c-line-light);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.09);
  backdrop-filter: blur(8px);
}

.page-products .pr-hero__panel-title {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
}

.page-products .pr-stats {
  margin: 0;
}

.page-products .pr-stat {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(244, 247, 251, 0.13);
}

.page-products .pr-stat:last-child {
  border-bottom: 0;
}

.page-products .pr-stat dt {
  font-size: 14px;
  color: rgba(244, 247, 251, 0.72);
}

.page-products .pr-stat dd {
  margin: 0;
  font-size: 14px;
  color: var(--c-cloud);
}

.page-products .pr-stat__num {
  margin-right: 2px;
  font-family: var(--font-mono);
  font-size: 21px;
  font-weight: 600;
  color: var(--c-cyan);
}

.page-products .pr-stat__mono {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--c-signal);
}

/* ===== 通用章节头 ===== */
.page-products .pr-head {
  max-width: 720px;
  margin-bottom: clamp(22px, 4vw, 36px);
}

.page-products .pr-head h2 {
  margin: 8px 0 12px;
  font-family: var(--font-display);
  font-size: clamp(24px, 4.4vw, 40px);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.page-products .pr-head__lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--pr-muted);
}

.page-products .pr-figure {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--c-blue-ink);
}

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

.page-products .pr-figure__cap {
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(244, 247, 251, 0.66);
  background: rgba(6, 39, 65, 0.9);
}

.page-products .pr-inline-link {
  margin: 18px 0 0;
  font-size: 15px;
}

.page-products .pr-inline-link a {
  color: var(--c-blue-mid);
  text-decoration: none;
  border-bottom: 1px solid rgba(15, 95, 168, 0.32);
  padding-bottom: 1px;
}

.page-products .pr-inline-link a:hover {
  color: var(--c-signal);
  border-bottom-color: var(--c-signal);
}

.page-products .pr-inline-link--light a {
  color: var(--c-cyan);
  border-bottom-color: rgba(43, 228, 208, 0.42);
}

/* ===== 模块与版本 ===== */
.page-products .pr-tier {
  padding-block: clamp(42px, 7vw, 78px);
}

.page-products .pr-tier__layout {
  display: grid;
  gap: var(--pr-gap);
}

.page-products .pr-index {
  padding: 18px;
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.page-products .pr-index__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-blue-mid);
}

.page-products .pr-index__list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pr-index__link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  font-size: 14.5px;
  color: var(--c-ink);
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-products .pr-index__link:hover,
.page-products .pr-index__link:focus-visible {
  background: var(--c-cloud);
  color: var(--c-blue);
}

.page-products .pr-index__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--c-blue-mid);
  white-space: nowrap;
}

.page-products .pr-tier__main {
  display: grid;
  gap: var(--pr-gap);
  min-width: 0;
}

.page-products .pr-switch {
  position: relative;
  padding: clamp(16px, 3vw, 26px);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-soft);
  border-top: 4px solid var(--c-blue);
}

.page-products .pr-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .pr-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
  padding: 5px;
  border-radius: 999px;
  background: var(--c-mist);
}

.page-products .pr-tab {
  flex: 1 1 0;
  min-width: 84px;
  padding: 10px 8px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.01em;
  text-align: center;
  color: var(--c-blue-ink);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-products .pr-tab:hover {
  background: rgba(255, 255, 255, 0.62);
}

.page-products #tier-std:checked ~ .pr-tabs [for="tier-std"],
.page-products #tier-pro:checked ~ .pr-tabs [for="tier-pro"],
.page-products #tier-max:checked ~ .pr-tabs [for="tier-max"] {
  background: var(--c-blue);
  color: var(--c-cloud);
}

.page-products #tier-std:focus-visible ~ .pr-tabs [for="tier-std"],
.page-products #tier-pro:focus-visible ~ .pr-tabs [for="tier-pro"],
.page-products #tier-max:focus-visible ~ .pr-tabs [for="tier-max"] {
  outline: 2px solid var(--c-signal);
  outline-offset: 2px;
}

.page-products .pr-panel {
  display: none;
}

.page-products #tier-std:checked ~ .pr-panels #tier-panel-std,
.page-products #tier-pro:checked ~ .pr-panels #tier-panel-pro,
.page-products #tier-max:checked ~ .pr-panels #tier-panel-max {
  display: block;
}

.page-products .pr-panel__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--c-blue);
}

.page-products .pr-panel__meta span:first-child {
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(11, 58, 110, 0.09);
  font-weight: 600;
}

.page-products .pr-panel__meta span:last-child {
  color: var(--pr-muted);
  align-self: center;
}

.page-products .pr-modules {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pr-module {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: baseline;
  padding: 9px 12px;
  border-left: 3px solid var(--c-blue-mid);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--c-cloud);
  font-size: 14.5px;
  line-height: 1.6;
}

.page-products .pr-module__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--c-blue-mid);
}

.page-products .pr-panel__note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--c-line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--pr-muted);
}

/* ===== 电脑端入口 ===== */
.page-products .pr-desktop {
  padding-block: clamp(42px, 7vw, 78px);
  background: #e9eff7;
}

.page-products .pr-split {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
}

.page-products .pr-split__body {
  min-width: 0;
}

.page-products .pr-split__body h2 {
  margin: 8px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(24px, 4.4vw, 38px);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.page-products .pr-split__lede {
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--pr-muted);
}

.page-products .pr-facts {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--c-line);
}

.page-products .pr-fact {
  padding: 14px 16px;
  background: #fff;
}

.page-products .pr-fact h3 {
  margin: 0 0 5px;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--c-blue);
}

.page-products .pr-fact p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pr-muted);
}

.page-products .pr-path {
  display: block;
  width: 100%;
  max-width: 420px;
  height: auto;
  margin-top: 20px;
  padding: 10px 12px;
  border-radius: var(--radius);
  background: var(--c-blue-ink);
}

.page-products .pr-path text {
  font-family: var(--font-mono);
}

.page-products .pr-figure--side {
  align-self: stretch;
}

/* ===== 移动端面板 ===== */
.page-products .pr-mobile {
  padding-block: clamp(42px, 7vw, 78px);
}

.page-products .pr-figure--tall img {
  max-height: 620px;
}

.page-products .pr-accordion {
  display: grid;
  gap: 8px;
}

.page-products .pr-acc {
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 2px 0 rgba(11, 58, 110, 0.08);
  overflow: hidden;
}

.page-products .pr-acc[open] {
  box-shadow: 0 10px 26px rgba(7, 32, 61, 0.1);
}

.page-products .pr-acc__sum {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--c-blue-ink);
  cursor: pointer;
  list-style: none;
}

.page-products .pr-acc__sum::-webkit-details-marker {
  display: none;
}

.page-products .pr-acc__sum::before {
  content: "";
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--c-cyan);
  border-bottom: 2px solid var(--c-cyan);
  transform: rotate(-45deg);
  transition: transform var(--dur) var(--ease);
}

.page-products .pr-acc[open] .pr-acc__sum::before {
  transform: rotate(45deg);
}

.page-products .pr-acc__body {
  padding: 0 16px 16px 34px;
}

.page-products .pr-acc__body ul {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 10px;
  padding: 0;
  list-style: none;
}

.page-products .pr-acc__body li {
  padding: 5px 11px;
  border-radius: 999px;
  background: rgba(43, 228, 208, 0.16);
  font-size: 13.5px;
  color: #075f57;
}

.page-products .pr-acc__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pr-muted);
}

/* ===== 中国专区 ===== */
.page-products .pr-china {
  padding-block: clamp(42px, 7vw, 78px);
  background: var(--c-teal);
  color: var(--c-cloud);
}

.page-products .pr-china__inner {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-products .pr-china h2 {
  margin: 8px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(24px, 4.4vw, 38px);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.page-products .pr-china__lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(244, 247, 251, 0.78);
}

.page-products .pr-china__list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(244, 247, 251, 0.16);
}

.page-products .pr-china__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 14px 16px;
  background: rgba(6, 59, 58, 0.92);
  font-size: 15px;
  line-height: 1.65;
  color: rgba(244, 247, 251, 0.9);
}

.page-products .pr-china__no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-cyan);
}

/* ===== 帮助文档 ===== */
.page-products .pr-docs {
  padding-block: clamp(42px, 7vw, 78px);
  background:
    radial-gradient(circle at 12px 12px, rgba(11, 58, 110, 0.09) 1.4px, transparent 1.4px) 0 0 / 26px 26px,
    var(--c-cloud);
}

.page-products .pr-docs__grid {
  display: grid;
  gap: var(--pr-gap);
  align-items: start;
}

.page-products .pr-dims {
  display: grid;
  gap: 1px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--c-line);
}

.page-products .pr-dim {
  padding: 16px 18px;
  background: #fff;
}

.page-products .pr-dim h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--c-blue);
}

.page-products .pr-dim p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--pr-muted);
}

/* ===== 行业场景 ===== */
.page-products .pr-industries {
  padding-block: clamp(42px, 7vw, 78px);
  background: #f0eef8;
}

.page-products .pr-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.page-products .pr-chip {
  padding: 8px 16px;
  border: 1px solid var(--c-mist);
  border-radius: 999px;
  background: var(--c-cloud);
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.01em;
  color: var(--c-blue-ink);
}

.page-products .pr-chip:nth-child(1) {
  background: rgba(11, 58, 110, 0.1);
  border-color: rgba(11, 58, 110, 0.3);
  color: var(--c-blue);
}

.page-products .pr-chip:nth-child(2) {
  background: rgba(255, 107, 44, 0.13);
  border-color: rgba(255, 107, 44, 0.36);
  color: #a63c0c;
}

.page-products .pr-chip:nth-child(3) {
  background: rgba(43, 228, 208, 0.18);
  border-color: rgba(43, 228, 208, 0.52);
  color: #0a6e64;
}

.page-products .pr-chip:nth-child(4) {
  background: rgba(43, 30, 90, 0.1);
  border-color: rgba(43, 30, 90, 0.28);
  color: var(--c-indigo);
}

.page-products .pr-chip:nth-child(5) {
  background: rgba(6, 59, 58, 0.1);
  border-color: rgba(6, 59, 58, 0.3);
  color: var(--c-teal);
}

.page-products .pr-chip--more {
  background: transparent;
  border-style: dashed;
  border-color: rgba(15, 95, 168, 0.44);
  color: var(--c-blue-mid);
  font-size: 15px;
}

.page-products .pr-combos {
  display: grid;
  gap: 12px;
}

.page-products .pr-combo {
  padding: 18px 20px;
  border-radius: var(--radius);
  background: #fff;
  border-left: 4px solid var(--c-indigo);
}

.page-products .pr-combo:nth-child(2) {
  border-left-color: var(--c-signal);
}

.page-products .pr-combo:nth-child(3) {
  border-left-color: var(--c-teal);
}

.page-products .pr-combo h3 {
  margin: 0 0 7px;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--c-ink);
}

.page-products .pr-combo p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pr-muted);
}

/* ===== 上线流程 ===== */
.page-products .pr-onboarding {
  padding-block: clamp(42px, 7vw, 78px);
}

.page-products .pr-onboarding__grid {
  display: grid;
  gap: var(--pr-gap);
}

.page-products .pr-steps {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pr-step {
  position: relative;
  padding: 16px 18px 16px 22px;
  border-radius: 0 var(--radius) var(--radius) 0;
  border-left: 3px solid var(--c-blue-mid);
  background: #fff;
}

.page-products .pr-step:nth-child(2n) {
  border-left-color: var(--c-cyan);
}

.page-products .pr-step:nth-child(3n) {
  border-left-color: var(--c-wine);
}

.page-products .pr-step__no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-blue-mid);
}

.page-products .pr-step h3 {
  margin: 4px 0 6px;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: -0.01em;
}

.page-products .pr-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pr-muted);
}

.page-products .pr-onboarding__aside {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.page-products .pr-proof {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pr-proof li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: rgba(11, 58, 110, 0.06);
  font-size: 14px;
  line-height: 1.65;
  color: var(--pr-muted);
}

.page-products .pr-proof__num {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--c-blue);
  white-space: nowrap;
}

/* ===== 收尾 ===== */
.page-products .pr-next {
  padding-block: clamp(38px, 6vw, 64px);
  background: var(--c-blue);
  color: var(--c-cloud);
}

.page-products .pr-next__inner {
  display: grid;
  gap: 20px;
  align-items: center;
}

.page-products .pr-next h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.page-products .pr-next p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: rgba(244, 247, 251, 0.76);
}

.page-products .pr-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ===== 响应式 ===== */
@media (min-width: 620px) {
  .page-products .pr-modules {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 760px) {
  .page-products .pr-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-products .pr-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-products .pr-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .pr-split--flip {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }

  .page-products .pr-docs__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-products .pr-china__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-products .pr-next__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (min-width: 960px) {
  .page-products .pr-tier__layout {
    grid-template-columns: 248px minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pr-index {
    position: sticky;
    top: 20px;
  }

  .page-products .pr-onboarding__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }
}

@media (min-width: 1200px) {
  .page-products .pr-split {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }

  .page-products .pr-split--flip {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pr-index__link,
  .page-products .pr-tab,
  .page-products .pr-acc__sum::before {
    transition: none;
  }
}
<<<END>>>