.page-app-download {
  --ad-radius-card: var(--radius-sm);
  --ad-media-radius: var(--radius-md);
}

.page-app-download .ad-breadcrumb {
  padding-block: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-app-download .ad-breadcrumb a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) dotted currentColor;
}

/* ---------- 首屏 ---------- */

.page-app-download .ad-hero {
  position: relative;
  isolation: isolate;
  overflow: clip;
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding-block: var(--section-y);
}

.page-app-download .ad-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-app-download .ad-hero-bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
}

.page-app-download .ad-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
}

.page-app-download .ad-hero-inner {
  position: relative;
  z-index: 1;
}

.page-app-download .ad-hero .kicker {
  color: var(--color-contrast-accent);
}

.page-app-download .ad-hero-title {
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  margin: var(--space-3) 0 0;
  max-width: 22ch;
}

.page-app-download .ad-hero-lede {
  margin-top: var(--space-4);
  max-width: var(--measure);
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.88;
}

.page-app-download .ad-hero-body {
  margin-top: var(--space-8);
  display: grid;
  gap: var(--space-6);
}

.page-app-download .ad-tiers {
  display: grid;
  gap: var(--space-3);
}

.page-app-download .ad-tier {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
  border-radius: var(--ad-radius-card);
  border: var(--border-thin) solid var(--color-contrast-line);
  background-color: color-mix(in srgb, var(--color-surface) 10%, transparent);
  overflow: hidden;
  transition: border-color 220ms ease, background-color 220ms ease, transform 220ms ease;
}

.page-app-download .ad-tier::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 32%, color-mix(in srgb, var(--color-surface) 24%, transparent) 50%, transparent 68%);
  opacity: 0;
  transform: translateX(-35%);
  transition: opacity 240ms ease, transform 240ms ease;
  pointer-events: none;
}

.page-app-download .ad-tier:hover,
.page-app-download .ad-tier:focus-within {
  border-color: var(--color-contrast-accent);
  background-color: color-mix(in srgb, var(--color-surface) 17%, transparent);
  transform: translateY(calc(var(--space-1) * -1));
}

.page-app-download .ad-tier:hover::before,
.page-app-download .ad-tier:focus-within::before {
  opacity: 1;
  transform: translateX(35%);
}

.page-app-download .ad-tier-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.page-app-download .ad-tier-no {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  line-height: 1;
  letter-spacing: 0.12em;
  color: var(--color-contrast-accent);
}

.page-app-download .ad-tier-tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-pill);
  border: var(--border-thin) solid var(--color-contrast-line);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-contrast-ink);
  white-space: nowrap;
}

.page-app-download .ad-tier-name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
}

.page-app-download .ad-tier-text {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  opacity: 0.82;
}

.page-app-download .ad-tier-figure {
  margin: 0 0 var(--space-2);
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: var(--border-thin) solid var(--color-contrast-line);
}

.page-app-download .ad-tier-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-app-download .ad-tier-link {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-contrast-accent);
  text-decoration: none;
  border-bottom: var(--border-thin) dotted currentColor;
  padding-bottom: 2px;
}

.page-app-download .ad-tier-link:hover {
  color: var(--color-contrast-ink);
}

.page-app-download .ad-figures {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  border-top: var(--border-thin) dotted var(--color-contrast-line);
  padding-top: var(--space-4);
}

.page-app-download .ad-figure {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-app-download .ad-figure-num {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  line-height: 1;
  color: var(--color-contrast-accent);
}

.page-app-download .ad-figure-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-contrast-ink);
  opacity: 0.76;
}

/* ---------- 通用分节 ---------- */

.page-app-download .ad-section {
  padding-block: var(--section-y);
}

.page-app-download .ad-section-head {
  margin-bottom: var(--space-6);
}

.page-app-download .ad-section-head .lede {
  margin-top: var(--space-3);
  max-width: var(--measure);
  color: var(--color-ink-soft);
  line-height: var(--leading-body);
}

/* ---------- 档位差异 ---------- */

.page-app-download .ad-detail-list {
  display: grid;
  gap: 0;
}

.page-app-download .ad-detail {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-4);
  padding-block: var(--space-6);
  border-top: var(--border-thin) dotted var(--color-line);
}

.page-app-download .ad-detail:last-child {
  border-bottom: var(--border-thin) dotted var(--color-line);
}

.page-app-download .ad-detail-no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

.page-app-download .ad-detail-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.page-app-download .ad-detail-name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-app-download .ad-detail-block {
  margin: 0;
  display: grid;
  gap: var(--space-1);
}

.page-app-download .ad-detail-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-1);
  padding-block: var(--space-2);
  border-bottom: var(--border-thin) dotted var(--color-line);
}

.page-app-download .ad-detail-row dd {
  margin: 0;
  color: var(--color-ink);
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-app-download .ad-detail-key {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-app-download .ad-detail-pick {
  margin: 0;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-pill);
  background-color: var(--color-primary-soft);
  color: var(--color-ink);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
}

/* ---------- 准备条件 ---------- */

.page-app-download .ad-ready {
  display: grid;
  gap: var(--space-6);
}

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

.page-app-download .ad-ready-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--ad-radius-card);
  border: var(--border-thin) solid var(--color-line);
  background-color: var(--color-surface);
}

.page-app-download .ad-ready-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--space-6);
  height: var(--space-6);
  border-radius: var(--radius-pill);
  background-color: var(--color-primary-soft);
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}

.page-app-download .ad-ready-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-app-download .ad-ready-h {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-app-download .ad-ready-body p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-app-download .ad-ready-effect {
  position: relative;
  padding-left: var(--space-3);
  color: var(--color-ink-soft) !important;
  font-size: var(--text-sm) !important;
}

.page-app-download .ad-ready-effect::before {
  content: "";
  position: absolute;
  left: 0;
  top: calc(var(--space-2) + 2px);
  width: var(--space-1);
  height: var(--space-1);
  border-radius: var(--radius-pill);
  background-color: var(--color-accent);
}

.page-app-download .ad-ready-media {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.page-app-download .ad-media {
  margin: 0;
  border-radius: var(--ad-media-radius);
  overflow: hidden;
  border: var(--border-thin) solid var(--color-line);
  background-color: var(--color-surface-deep);
}

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

.page-app-download .ad-media--wide img {
  aspect-ratio: 2 / 1;
}

.page-app-download .media-caption {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
  background-color: var(--color-surface);
}

.page-app-download .ad-ready-note {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-app-download .ad-ready-note a,
.page-app-download .ad-trial-note a,
.page-app-download .ad-next-copy a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) dotted currentColor;
}

/* ---------- 试玩记录 ---------- */

.page-app-download .ad-trial-panel {
  border-radius: var(--ad-media-radius);
  padding: var(--space-4);
}

.page-app-download .ad-trial-lead {
  margin: 0 0 var(--space-4);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
}

.page-app-download .ad-trial-params {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.page-app-download .ad-param {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  border: var(--border-thin) solid var(--color-contrast-line);
  background-color: color-mix(in srgb, var(--color-surface) 8%, transparent);
}

.page-app-download .ad-param-key {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-contrast-accent);
}

.page-app-download .ad-param-val {
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
}

.page-app-download .ad-trial-note {
  margin: var(--space-4) 0 var(--space-6);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 人工确认 ---------- */

.page-app-download .ad-ask-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

.page-app-download .ad-ask-item {
  padding-left: var(--space-4);
  border-left: calc(var(--border-thin) * 3) solid var(--color-primary);
}

.page-app-download .ad-ask-q {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-app-download .ad-ask-a {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-app-download .ad-ask-a a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) dotted currentColor;
}

.page-app-download .ad-ask-foot {
  margin-top: var(--space-6);
  padding: var(--space-4);
  border-radius: var(--ad-radius-card);
  border: var(--border-thin) dotted var(--color-line);
  background-color: var(--color-surface);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3) var(--space-4);
}

.page-app-download .ad-ask-foot p {
  margin: 0;
  flex: 1 1 24ch;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 收尾 ---------- */

.page-app-download .ad-next {
  padding-block: var(--section-y) var(--section-y-lg);
}

.page-app-download .ad-next-inner {
  display: grid;
  gap: var(--space-6);
}

.page-app-download .ad-next-copy p {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-app-download .ad-cta {
  border-radius: var(--ad-media-radius);
  border: var(--border-thin) solid var(--color-accent);
  box-shadow: var(--shadow-2);
  padding: var(--space-4);
}

.page-app-download .ad-cta .kicker {
  color: var(--color-accent);
}

.page-app-download .ad-cta-title {
  margin: var(--space-2) 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-app-download .ad-cta p {
  margin: 0 0 var(--space-3);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-app-download .ad-tiers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-app-download .ad-ask-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-app-download .ad-detail-row {
    grid-template-columns: 7em minmax(0, 1fr);
    gap: var(--space-4);
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-app-download .ad-hero {
    padding-block: var(--section-y-lg);
  }

  .page-app-download .ad-hero-body {
    grid-template-columns: minmax(0, 1fr) minmax(160px, 230px);
    align-items: start;
  }

  .page-app-download .ad-figures {
    grid-template-columns: 1fr;
    border-top: 0;
    border-left: var(--border-thin) dotted var(--color-contrast-line);
    padding-top: 0;
    padding-left: var(--space-4);
    justify-items: end;
    text-align: right;
  }

  .page-app-download .ad-next-inner {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-app-download .ad-ready {
    grid-template-columns: minmax(0, 1.6fr) minmax(240px, 340px);
    align-items: start;
  }

  .page-app-download .ad-trial-panel {
    padding: var(--space-6);
  }
}

@media (min-width: 1080px) {
  .page-app-download .ad-tiers {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-app-download .ad-tier:nth-child(1) {
    margin-top: var(--space-8);
  }

  .page-app-download .ad-tier:nth-child(2) {
    margin-top: var(--space-4);
  }

  .page-app-download .ad-tier:nth-child(3) {
    margin-top: var(--space-6);
  }

  .page-app-download .ad-tier:nth-child(4) {
    margin-top: 0;
  }

  .page-app-download .ad-detail {
    gap: var(--space-6);
  }
}
<<<END>>>