.page-products {
  --pp-rail: 92px;
  display: block;
  background: var(--bg-deep);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

.page-products .pp-wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding-inline: var(--pad-x);
}

.page-products a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 208, 0.35);
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-products a:hover {
  color: var(--flame);
  border-bottom-color: var(--flame);
}

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

/* ---------- 首屏 ---------- */

.page-products .page-lead {
  padding: clamp(28px, 5vw, 64px) 0 clamp(26px, 4vw, 48px);
  border-bottom: 1px solid var(--line);
}

.page-products .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: clamp(20px, 3vw, 36px);
}

.page-products .breadcrumb a {
  color: var(--muted);
  border-bottom: 0;
}

.page-products .breadcrumb a:hover {
  color: var(--cyan);
}

.page-products .lead-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
}

.page-products .lead-kicker {
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--cyan);
  margin: 0 0 14px;
  text-transform: uppercase;
}

.page-products .lead-main h1 {
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: clamp(26px, 5.4vw, 46px);
  line-height: 1.12;
  letter-spacing: -0.005em;
  color: var(--white);
  margin: 0 0 20px;
  max-width: 20em;
}

.page-products .lead-text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0 0 12px;
  max-width: 62ch;
}

.page-products .lead-text--strong {
  color: var(--white);
  font-size: clamp(15px, 1.6vw, 17px);
}

.page-products .lead-side {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-products .lead-stat {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 14px 16px 14px 20px;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  overflow: hidden;
}

.page-products .lead-stat::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--cyan);
}

.page-products .lead-stat:nth-child(2)::before {
  background: var(--flame);
}

.page-products .lead-stat:nth-child(3)::before {
  background: var(--amber);
}

.page-products .stat-num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.2vw, 32px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-products .stat-unit {
  font-size: 0.42em;
  font-weight: 500;
  color: var(--muted);
  margin-left: 5px;
  letter-spacing: 0.04em;
}

.page-products .stat-cap {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--muted);
}

/* ---------- 章节骨架 ---------- */

.page-products .section {
  padding: clamp(40px, 7vw, 84px) 0;
  border-bottom: 1px solid var(--line);
}

.page-products .sec-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 36px);
}

.page-products .sec-rail {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-products .sec-no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-products .sec-tick {
  display: block;
  width: 44px;
  height: 1px;
  background: var(--line);
}

.page-products .sec-body {
  min-width: 0;
}

.page-products .sec-h2 {
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: clamp(22px, 3.6vw, 36px);
  line-height: 1.16;
  color: var(--white);
  margin: 0 0 14px;
  max-width: 22ch;
}

.page-products .sec-lede {
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0 0 clamp(22px, 3vw, 32px);
  max-width: 62ch;
}

.page-products .sub-h3 {
  font-family: var(--font-narrow);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--cyan);
  margin: 0 0 14px;
}

.page-products .panel-h3 {
  font-family: var(--font-narrow);
  font-size: 19px;
  font-weight: 700;
  color: var(--white);
  margin: 0 0 10px;
}

.page-products .panel-p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0 0 14px;
  max-width: 60ch;
}

.page-products .panel-p:last-child {
  margin-bottom: 0;
}

/* ---------- 平台切换 ---------- */

.page-products .plat {
  position: relative;
}

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

.page-products .plat-labels {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-products .plat-labels::-webkit-scrollbar {
  display: none;
}

.page-products .plat-label {
  flex: 0 0 auto;
  padding: 10px 20px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 14px;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease), background-color 0.16s var(--ease);
}

.page-products .plat-label:hover {
  color: var(--white);
  border-color: var(--cyan);
}

.page-products #plat-web:checked ~ .plat-labels label[for="plat-web"],
.page-products #plat-ios:checked ~ .plat-labels label[for="plat-ios"],
.page-products #plat-mobile:checked ~ .plat-labels label[for="plat-mobile"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--bg-deep);
  font-weight: 600;
}

.page-products .plat-radio:focus-visible ~ .plat-labels .plat-label {
  outline: 2px solid var(--flame);
  outline-offset: 3px;
}

.page-products .plat-panels {
  margin-top: 16px;
}

.page-products .plat-panel {
  display: none;
  padding: clamp(18px, 3vw, 28px);
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--r-sm);
}

.page-products #plat-web:checked ~ .plat-panels .plat-panel--web,
.page-products #plat-ios:checked ~ .plat-panels .plat-panel--ios,
.page-products #plat-mobile:checked ~ .plat-panels .plat-panel--mobile {
  display: block;
}

/* ---------- 列表 ---------- */

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

.page-products .fi-list li {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr);
  gap: 10px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--white);
}

.page-products .fi-list li::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-top: 10px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-products .fi-list li strong {
  color: var(--cyan);
  font-weight: 600;
}

.page-products .fi-list--lg {
  gap: 12px;
}

.page-products .fi-list--lg li {
  font-size: 14px;
}

/* ---------- 图文分栏 ---------- */

.page-products .split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.5vw, 44px);
}

.page-products .split-main {
  min-width: 0;
}

.page-products .pp-media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--bg-panel);
  overflow: hidden;
}

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

.page-products .pp-media--wide img {
  aspect-ratio: 900 / 560;
}

.page-products .pp-media--square img {
  aspect-ratio: 800 / 500;
}

.page-products .pp-media--tall img {
  aspect-ratio: 900 / 1200;
}

.page-products .pp-media--band img {
  aspect-ratio: 1200 / 600;
}

.page-products .pp-cap {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 步骤列表 ---------- */

.page-products .step-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .step-list li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-products .step-no {
  display: block;
  padding-top: 1px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--flame);
  border-top: 2px solid var(--flame);
}

.page-products .step-list strong {
  display: block;
  font-size: 14.5px;
  color: var(--white);
  margin-bottom: 4px;
}

.page-products .step-list p {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
}

/* ---------- 订阅卡片 ---------- */

.page-products .sub-cards {
  display: grid;
  gap: 12px;
}

.page-products .sub-card {
  position: relative;
  padding: 18px 20px;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  overflow: hidden;
}

.page-products .sub-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 26px;
  height: 26px;
  background: var(--bg-deep);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

.page-products .sub-num {
  display: block;
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 700;
  line-height: 1;
  color: var(--flame);
  margin-bottom: 8px;
}

.page-products .sub-card h3 {
  font-family: var(--font-narrow);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--white);
  margin: 0 0 6px;
}

.page-products .sub-card p {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
}

/* ---------- 下载 ---------- */

.page-products .dl-block {
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.page-products .dl-block:first-child {
  border-top: 0;
  padding-top: 0;
}

/* ---------- 版本日志 ---------- */

.page-products .section--vlog .pp-media--band {
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-products .vlog {
  list-style: none;
  margin: 0;
  padding: 0 0 0 24px;
  position: relative;
}

.page-products .vlog::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan), var(--line) 75%);
}

.page-products .vlog-item {
  position: relative;
  padding-bottom: 26px;
}

.page-products .vlog-item:last-child {
  padding-bottom: 0;
}

.page-products .vlog-node {
  position: absolute;
  left: -24px;
  top: 5px;
  width: 11px;
  height: 11px;
  background: var(--bg-deep);
  border: 1px solid var(--cyan);
  border-radius: 50%;
}

.page-products .vlog-item--current .vlog-node {
  background: var(--flame);
  border-color: var(--flame);
  box-shadow: 0 0 0 4px rgba(255, 90, 45, 0.16);
}

.page-products .vlog-ver {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--bg-deep);
  background: var(--cyan);
  padding: 3px 9px;
  margin-bottom: 9px;
  font-weight: 700;
}

.page-products .vlog-item--current .vlog-ver {
  background: var(--flame);
  color: var(--white);
}

.page-products .vlog-body h3 {
  font-family: var(--font-narrow);
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
  margin: 0 0 6px;
}

.page-products .vlog-body p {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
  max-width: 58ch;
}

/* ---------- 指标 ---------- */

.page-products .metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-products .metric {
  background: var(--bg-panel);
  padding: 18px 16px;
  min-width: 0;
}

.page-products .metric-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(22px, 3.2vw, 30px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--white);
  letter-spacing: -0.02em;
}

.page-products .metric-num--hot {
  color: var(--flame);
}

.page-products .metric-u {
  font-size: 0.5em;
  color: var(--muted);
  margin-left: 4px;
  letter-spacing: 0.02em;
}

.page-products .metric-cap {
  display: block;
  margin-top: 7px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 收尾 ---------- */

.page-products .next-steps {
  padding: clamp(34px, 5vw, 60px) 0 clamp(12px, 2vw, 20px);
}

.page-products .next-h2 {
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: clamp(22px, 3.4vw, 32px);
  color: var(--white);
  margin: 0 0 12px;
}

.page-products .next-p {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0 0 22px;
  max-width: 62ch;
}

.page-products .next-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 中屏 ---------- */

@media (min-width: 640px) {
  .page-products .sub-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .sub-card:first-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 860px) {
  .page-products .split {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: start;
  }

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

/* ---------- 桌面 ---------- */

@media (min-width: 960px) {
  .page-products .lead-grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(240px, 0.75fr);
    align-items: end;
  }

  .page-products .lead-side {
    padding-bottom: 6px;
  }

  .page-products .sec-grid {
    grid-template-columns: var(--pp-rail) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-products .sec-rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    position: sticky;
    top: calc(var(--bar-h) + 28px);
    align-self: start;
  }

  .page-products .sec-tick {
    width: 1px;
    height: clamp(48px, 9vw, 96px);
    background: linear-gradient(180deg, var(--cyan), transparent);
  }

  .page-products .sub-cards {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-products .sub-card:first-child {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}
</br>