.page-products {
  --pf-rule: rgba(200, 255, 61, 0.16);
  --pf-rule-soft: rgba(143, 163, 150, 0.22);
  background: var(--ink-950);
  color: var(--chalk);
}

.page-products .display-1 {
  font-size: clamp(36px, 7.2vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0;
  max-width: 16ch;
}

.page-products .display-2 {
  font-size: clamp(28px, 4.4vw, 52px);
  line-height: 1.08;
  margin: 0;
}

.page-products .display-3 {
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.12;
  margin: 0 0 10px;
}

.page-products .lede {
  max-width: 62ch;
  margin: 0;
  color: rgba(244, 248, 241, 0.82);
}

.page-products .muted {
  color: var(--turf);
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  display: grid;
  gap: clamp(18px, 2.6vw, 30px);
  padding-block: clamp(20px, 4vw, 40px) clamp(36px, 6vw, 72px);
  border-bottom: 1px solid var(--pf-rule);
}

.page-products .pf-scenes {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .pf-scene {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 10px 18px;
  border-radius: var(--r-pill);
  border: 1px solid var(--ink-700);
  background: var(--ink-900);
  color: var(--chalk);
  font-size: 15px;
  text-decoration: none;
  transition: border-color 200ms var(--ease), color 200ms var(--ease), background 200ms var(--ease);
}

.page-products .pf-scene span {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--turf);
}

.page-products .pf-scene:hover,
.page-products .pf-scene:focus-visible {
  border-color: var(--lime-400);
  background: var(--ink-800);
  color: var(--lime-400);
}

.page-products .pf-scene:hover span,
.page-products .pf-scene:focus-visible span {
  color: var(--lime-400);
}

/* ---------- 通用小标题 ---------- */
.page-products .pf-head {
  display: grid;
  gap: 14px;
  max-width: 70ch;
}

.page-products .pf-card-title {
  font-size: clamp(19px, 2.2vw, 24px);
  line-height: 1.3;
  margin: 0 0 8px;
  color: var(--chalk);
}

/* ---------- 大屏章节 ---------- */
.page-products .pf-screen {
  position: relative;
  overflow: hidden;
}

.page-products .pf-screen::before {
  content: "";
  position: absolute;
  inset: 0 0 auto auto;
  width: min(46vw, 520px);
  height: min(46vw, 520px);
  background: radial-gradient(circle at 100% 0%, rgba(200, 255, 61, 0.14), transparent 68%);
  pointer-events: none;
}

.page-products .pf-screen-media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-800);
}

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

.page-products .pf-specs {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--pf-rule-soft);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-products .pf-specs li {
  display: grid;
  gap: 4px;
  padding: 18px 16px;
  background: var(--ink-900);
}

.page-products .pf-spec-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(18px, 2.4vw, 24px);
  color: var(--lime-400);
  font-variant-numeric: tabular-nums;
}

.page-products .pf-spec-label {
  font-size: 14px;
  color: var(--turf);
}

.page-products .pf-shot {
  display: grid;
  gap: clamp(16px, 3vw, 32px);
}

.page-products .pf-shot-copy p {
  margin: 0;
  max-width: 52ch;
  color: rgba(244, 248, 241, 0.78);
}

.page-products .pf-shot-media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
}

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

/* ---------- 功能地图 ---------- */
.page-products .pf-map-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

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

.page-products .pf-rail-title {
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.2;
  margin: 0;
  color: var(--chalk);
}

.page-products .pf-map-rail p.muted {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
}

.page-products .pf-map-list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-products .pf-map-list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 2px;
  border-bottom: 1px solid var(--pf-rule-soft);
  color: var(--chalk);
  text-decoration: none;
  font-size: 15px;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-products .pf-map-list .mono {
  font-size: 12px;
  color: var(--lime-400);
  letter-spacing: 0.08em;
}

.page-products .pf-map-list a:hover,
.page-products .pf-map-list a:focus-visible {
  color: var(--lime-400);
  border-color: var(--lime-400);
}

.page-products .pf-map-panels {
  display: grid;
  gap: 14px;
}

.page-products .pf-card {
  background: var(--ink-900);
  border-left: 3px solid var(--ink-700);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  padding: 20px 20px 22px;
  transition: border-color 220ms var(--ease), background 220ms var(--ease);
}

.page-products .pf-card p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(244, 248, 241, 0.78);
}

.page-products .pf-card:hover {
  background: var(--ink-800);
  border-left-color: var(--lime-400);
}

.page-products .pf-inline-link {
  display: inline-block;
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(111, 227, 210, 0.4);
  padding-bottom: 2px;
}

.page-products .pf-inline-link:hover,
.page-products .pf-inline-link:focus-visible {
  color: var(--lime-400);
  border-color: var(--lime-400);
}

/* ---------- 版本对照 ---------- */
.page-products .pf-version {
  display: grid;
  gap: 14px;
}

.page-products .pf-version-card {
  background: var(--ink-950);
  border: 1px solid var(--ink-700);
  border-radius: var(--r-lg);
  padding: clamp(20px, 3vw, 30px);
}

.page-products .pf-version-card--alt {
  background: var(--ink-950);
  border-color: rgba(255, 106, 43, 0.42);
}

.page-products .pf-version-card .pill {
  display: inline-block;
  margin: 0 0 14px;
}

.page-products .pf-version-card p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(244, 248, 241, 0.8);
}

.page-products .pf-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-products .pf-points li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--turf);
}

.page-products .pf-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 2px;
  background: var(--lime-400);
}

.page-products .pf-version-card--alt .pf-points li::before {
  background: var(--orange-500);
}

.page-products .pf-version-media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-800);
}

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

/* ---------- 订阅 ---------- */
.page-products .pf-subscribe-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-products .pf-subscribe-copy {
  display: grid;
  gap: 16px;
}

.page-products .pf-subscribe-copy h2 {
  margin: 0;
}

.page-products .pf-subscribe-copy > p {
  margin: 0;
  max-width: 56ch;
  color: rgba(244, 248, 241, 0.8);
  line-height: 1.75;
}

.page-products .pf-msg-list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pf-msg-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  padding-top: 14px;
  border-top: 1px solid var(--pf-rule-soft);
}

.page-products .pf-msg-list .pill {
  margin-top: 2px;
  white-space: nowrap;
}

.page-products .pf-msg-list strong {
  display: block;
  font-size: 16px;
  margin-bottom: 4px;
  color: var(--chalk);
}

.page-products .pf-msg-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--turf);
}

.page-products .pf-phone {
  margin: 0 auto;
  max-width: 320px;
  width: 100%;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-800);
  border: 1px solid var(--ink-700);
}

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

/* ---------- 快捷栏 ---------- */
.page-products .pf-bar-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pf-bar-stats li {
  background: var(--ink-800);
  border-radius: var(--r-md);
  padding: 22px 20px;
  display: grid;
  grid-template-columns: auto auto;
  align-items: baseline;
  gap: 4px 10px;
}

.page-products .pf-bar-num {
  font-size: clamp(34px, 5vw, 48px);
  font-weight: 700;
  line-height: 1;
  color: var(--lime-400);
}

.page-products .pf-bar-unit {
  font-size: 15px;
  color: var(--chalk);
}

.page-products .pf-bar-stats p {
  grid-column: 1 / -1;
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--turf);
}

.page-products .pf-bar-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--turf);
  max-width: 68ch;
}

/* ---------- 下载 ---------- */
.page-products .pf-dl {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

.page-products .pf-dl-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pf-dl-table th,
.page-products .pf-dl-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--pf-rule-soft);
  vertical-align: top;
  line-height: 1.6;
}

.page-products .pf-dl-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--turf);
  border-bottom-color: var(--ink-700);
  white-space: nowrap;
}

.page-products .pf-dl-table tbody th {
  font-weight: 500;
  white-space: nowrap;
}

.page-products .pf-dl-table td {
  color: rgba(244, 248, 241, 0.8);
}

.page-products .pf-dl-media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-800);
}

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

.page-products .pf-dl-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--turf);
  max-width: 68ch;
}

/* ---------- 三步 ---------- */
.page-products .pf-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pf-steps li {
  position: relative;
  background: var(--ink-950);
  border-radius: var(--r-md);
  padding: 22px 20px;
  border-left: 3px solid var(--lime-400);
}

.page-products .pf-step-num {
  display: block;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  margin-bottom: 8px;
}

.page-products .pf-steps h3 {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.4;
  color: var(--chalk);
}

.page-products .pf-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--turf);
}

.page-products .pf-steps-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--turf);
  max-width: 68ch;
}

/* ---------- 维护 ---------- */
.page-products .pf-maint {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-products .pf-maint-copy {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .pf-maint-copy h2 {
  margin: 0;
}

.page-products .pf-maint-copy p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(244, 248, 241, 0.8);
  max-width: 56ch;
}

.page-products .pf-maint-copy .btn {
  justify-self: start;
  margin-top: 6px;
}

.page-products .pf-maint-qa {
  display: grid;
  gap: 2px;
  align-content: start;
}

.page-products .qa {
  border-bottom: 1px solid var(--pf-rule-soft);
}

.page-products .qa-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 2px;
  background: none;
  border: 0;
  color: var(--chalk);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
}

.page-products .qa-trigger:hover,
.page-products .qa-trigger:focus-visible {
  color: var(--lime-400);
}

.page-products .qa-icon {
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  position: relative;
  transition: transform 260ms var(--ease);
}

.page-products .qa-icon::before,
.page-products .qa-icon::after {
  content: "";
  position: absolute;
  background: var(--lime-400);
  border-radius: 2px;
}

.page-products .qa-icon::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-products .qa-icon::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
  transition: opacity 200ms var(--ease);
}

.page-products .qa-trigger[aria-expanded="true"] .qa-icon {
  transform: rotate(90deg);
}

.page-products .qa-trigger[aria-expanded="true"] .qa-icon::after {
  opacity: 0;
}

.page-products .qa-panel {
  overflow: hidden;
}

.page-products .qa-panel-inner {
  padding: 0 2px 20px;
}

.page-products .qa-panel-inner p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--turf);
  max-width: 62ch;
}

/* ---------- 收尾 ---------- */
.page-products .pf-close-inner {
  display: grid;
  gap: 22px;
  align-items: center;
}

.page-products .pf-close-inner p {
  margin: 0;
  max-width: 52ch;
  line-height: 1.7;
}

.page-products .pf-close-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-products .pf-specs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

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

@media (min-width: 900px) {
  .page-products .pf-shot {
    grid-template-columns: 5fr 7fr;
    align-items: center;
  }

  .page-products .pf-map-grid {
    grid-template-columns: 4fr 8fr;
    align-items: start;
  }

  .page-products .pf-map-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

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

  .page-products .pf-card--tall {
    transform: translateY(26px);
  }

  .page-products .pf-version {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-products .pf-subscribe-grid {
    grid-template-columns: 7fr 4fr;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-products .pf-phone {
    margin: 0;
    max-width: none;
  }

  .page-products .pf-dl {
    grid-template-columns: 8fr 4fr;
    align-items: start;
  }

  .page-products .pf-maint {
    grid-template-columns: 5fr 7fr;
  }

  .page-products .pf-close-inner {
    grid-template-columns: 7fr 4fr;
  }

  .page-products .pf-close-actions {
    justify-content: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pf-card--tall {
    transform: none;
  }

  .page-products * {
    transition-duration: 0.01ms !important;
  }
}
<<<END>>>