.page-app-download-android {
  display: block;
}

/* 面包屑 */
.page-app-download-android .android-crumb {
  padding-top: var(--space-4);
}

.page-app-download-android .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-app-download-android .breadcrumb a {
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-line);
  padding-bottom: 1px;
}

.page-app-download-android .breadcrumb a:hover,
.page-app-download-android .breadcrumb a:focus-visible {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* 页首 */
.page-app-download-android .android-head {
  padding: var(--space-6) 0 var(--space-4);
}

.page-app-download-android .android-head__title {
  margin: var(--space-2) 0 var(--space-3);
  max-width: 20ch;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-app-download-android .android-head__lede {
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

.page-app-download-android .android-head__markers {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0;
}

.page-app-download-android .android-head__media {
  margin: 0 auto var(--space-8);
}

.page-app-download-android .android-head__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* 两栏骨架：左刻度 3 列，右正文 9 列 */
.page-app-download-android .android-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.page-app-download-android .android-rail__inner {
  position: relative;
}

.page-app-download-android .android-rail__label {
  margin: 0 0 var(--space-2);
  color: var(--color-ink-muted);
}

.page-app-download-android .android-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-app-download-android .android-rail__item {
  margin: 0;
}

.page-app-download-android .android-rail__link {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-2) var(--space-2) var(--space-3);
  border-left: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  line-height: var(--leading-heading);
  color: var(--color-ink-soft);
  text-decoration: none;
  transition: color 200ms ease, border-color 200ms ease, padding-left 200ms ease;
}

.page-app-download-android .android-rail__link:hover,
.page-app-download-android .android-rail__link:focus-visible {
  color: var(--color-primary);
  border-left-color: var(--color-primary);
  padding-left: var(--space-4);
}

.page-app-download-android .android-rail__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-app-download-android .android-rail__link:hover .android-rail__num,
.page-app-download-android .android-rail__link:focus-visible .android-rail__num {
  color: var(--color-primary);
}

/* 正文栏 */
.page-app-download-android .android-body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.page-app-download-android .android-step {
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-app-download-android .android-step__head {
  margin-bottom: var(--space-2);
}

.page-app-download-android .android-step__head .eyebrow {
  color: var(--color-ink-muted);
}

.page-app-download-android .android-step__head .heading-2 {
  margin: var(--space-1) 0 0;
  max-width: 26ch;
  color: var(--color-ink);
}

.page-app-download-android .android-step__lead {
  margin: var(--space-3) 0 var(--space-3);
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid var(--color-accent);
  max-width: var(--measure);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-app-download-android .android-step p {
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

.page-app-download-android .android-subhead {
  margin: var(--space-6) 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-app-download-android .android-step a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid currentColor;
}

.page-app-download-android .android-step a:hover,
.page-app-download-android .android-step a:focus-visible {
  color: var(--color-accent);
}

.page-app-download-android .android-note {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

/* 适用 / 不适用对照 */
.page-app-download-android .android-fit {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.page-app-download-android .android-fit__col {
  padding: var(--space-3) var(--space-3) var(--space-3) var(--space-4);
  background: var(--color-surface-alt);
  border-top: var(--border-thin) solid var(--color-line);
  border-right: var(--border-thin) solid var(--color-line);
  border-bottom: var(--border-thin) solid var(--color-line);
  border-left: var(--border-thick) solid var(--color-primary);
  border-radius: var(--radius-sm);
}

.page-app-download-android .android-fit__col--muted {
  background: var(--color-surface);
  border-left-color: var(--color-ink-muted);
}

.page-app-download-android .android-fit__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-app-download-android .android-fit__list {
  margin: 0;
  padding-left: 1.1em;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* 版本表 */
.page-app-download-android .android-version-table {
  margin-top: var(--space-3);
}

.page-app-download-android .android-version-table th[scope="row"] {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
  white-space: nowrap;
}

.page-app-download-android .android-version-table td {
  color: var(--color-ink-soft);
  vertical-align: top;
}

.page-app-download-android .android-version-table .num {
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--color-accent);
  white-space: nowrap;
}

/* 装前准备四项 */
.page-app-download-android .android-req {
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0;
}

.page-app-download-android .android-req__item {
  padding: var(--space-3) 0;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-app-download-android .android-req__item:last-child {
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-app-download-android .android-req__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.page-app-download-android .android-req__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-app-download-android .android-req__say {
  margin: 0;
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

.page-app-download-android .android-req__fail {
  margin: var(--space-1) 0 0;
  padding-left: var(--space-3);
  border-left: var(--border-thin) solid var(--color-line);
  max-width: var(--measure);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-app-download-android .android-setup-media {
  margin: var(--space-6) 0 0;
}

.page-app-download-android .android-setup-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* 深色刻度区 */
.page-app-download-android .android-dusk {
  margin-top: var(--space-4);
  padding: var(--space-4);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-radius: var(--radius-md);
}

.page-app-download-android .android-dusk__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--color-contrast-accent);
}

.page-app-download-android .android-scale {
  margin: var(--space-3) 0 0;
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-app-download-android .android-scale__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-app-download-android .android-scale__key {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
}

.page-app-download-android .android-scale__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--color-contrast-accent);
  white-space: nowrap;
}

/* 推送档位 */
.page-app-download-android .android-push {
  margin-top: var(--space-3);
}

.page-app-download-android .android-push .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.page-app-download-android .push-list {
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-app-download-android .push-item {
  padding: var(--space-3) var(--space-3) var(--space-3) var(--space-4);
  background: var(--color-surface-alt);
  border-left: var(--border-thick) solid var(--color-primary);
}

.page-app-download-android .push-item__title {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-app-download-android .push-item__body {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-app-download-android .android-push-media {
  margin: var(--space-6) 0 0;
}

.page-app-download-android .android-push-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* 行动出口 */
.page-app-download-android .android-exits {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.page-app-download-android .android-exits .btn {
  text-decoration: none;
  border-bottom: 0;
}

/* 动效 */
.page-app-download-android [data-reveal] {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 360ms ease, transform 360ms ease;
}

.page-app-download-android [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-app-download-android [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .page-app-download-android .android-rail__link {
    transition: none;
  }
}

/* 平板与桌面 */
@media (min-width: 640px) {
  .page-app-download-android .android-fit {
    grid-template-columns: 1fr 1fr;
    gap: var(--gutter);
  }
}

@media (min-width: 768px) {
  .page-app-download-android .android-head {
    padding: var(--space-8) 0 var(--space-4);
  }

  .page-app-download-android .android-head__title {
    font-size: var(--text-2xl);
    max-width: 24ch;
  }

  .page-app-download-android .android-step__head .heading-2 {
    font-size: var(--text-xl);
  }

  .page-app-download-android .android-dusk {
    padding: var(--space-6);
  }
}

@media (min-width: 960px) {
  .page-app-download-android .android-layout {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    gap: var(--gutter);
    align-items: start;
  }

  .page-app-download-android .android-rail__inner {
    position: sticky;
    top: 108px;
  }
}

@media (min-width: 1200px) {
  .page-app-download-android .android-body {
    gap: var(--space-8);
  }

  .page-app-download-android .android-step {
    padding-top: var(--space-6);
  }
}
<<<END>>>