.page-app-download {
  --pd-gap-bar: 5px;
}

/* ---------- 首屏 ---------- */

.page-app-download .client-hero {
  padding-top: var(--space-4);
  padding-bottom: var(--space-8);
}

.page-app-download .breadcrumb {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-app-download .breadcrumb a {
  color: var(--color-ink-soft);
  text-decoration: none;
}

.page-app-download .breadcrumb a:hover,
.page-app-download .breadcrumb a:focus-visible {
  color: var(--color-primary);
  text-decoration: underline;
}

.page-app-download .client-hero__head {
  max-width: 62ch;
  margin-top: var(--space-6);
}

.page-app-download .client-hero__title {
  margin: var(--space-2) 0 var(--space-3);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--color-ink);
}

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

.page-app-download .client-hero__figures {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  margin: var(--space-6) 0 0;
  padding: var(--space-4) 0 0;
  list-style: none;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-app-download .hero-figure {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-width: 0;
}

.page-app-download .hero-figure__num {
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}

.page-app-download .hero-figure__label {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  letter-spacing: 0.02em;
}

/* 三列呈现方式板 */

.page-app-download .client-hero__board {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.page-app-download .board-col {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-height: 190px;
  padding: var(--space-4) var(--space-3) var(--space-3) calc(var(--space-4) + var(--space-2));
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-lg);
}

.page-app-download .board-col__bar {
  position: absolute;
  left: var(--space-3);
  top: var(--space-4);
  width: var(--pd-gap-bar);
  height: 42%;
  border-radius: var(--radius-pill);
  background: var(--color-primary);
}

.page-app-download .board-col--tablet .board-col__bar {
  height: 68%;
  background: var(--color-accent);
}

.page-app-download .board-col--desktop .board-col__bar {
  height: 92%;
  background: var(--color-surface-deep);
  box-shadow: inset 0 0 0 1px var(--color-line);
}

.page-app-download .board-col__name {
  margin: 0;
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
  letter-spacing: var(--tracking-heading);
}

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

.page-app-download .board-col__foot {
  margin: auto 0 0;
  padding-top: var(--space-3);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.page-app-download .client-hero__figure {
  margin: var(--space-6) 0 0;
}

.page-app-download .client-hero__figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

/* ---------- 通用图片 ---------- */

.page-app-download .figure {
  margin: 0;
}

.page-app-download .figure__caption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  line-height: 1.5;
  color: var(--color-ink-muted);
}

/* ---------- 对照表 ---------- */

.page-app-download .client-matrix .section-head {
  max-width: 62ch;
}

.page-app-download .compare-scroll {
  margin-top: var(--space-6);
  overflow-x: auto;
  border-top: var(--border-thin) solid var(--color-line);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-app-download .client-compare {
  width: 100%;
  min-width: 780px;
  border-collapse: collapse;
  font-size: var(--text-base);
  line-height: 1.6;
}

.page-app-download .client-compare th,
.page-app-download .client-compare td {
  padding: var(--space-2);
  text-align: left;
  vertical-align: top;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-app-download .client-compare thead th {
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-app-download .client-compare thead th:first-child {
  width: 21%;
  color: var(--color-ink-muted);
  font-weight: 600;
}

.page-app-download .client-compare tbody th {
  font-weight: 600;
  color: var(--color-ink);
}

.page-app-download .client-compare tbody td {
  color: var(--color-ink-soft);
}

.page-app-download .client-compare tbody tr:nth-child(even) th,
.page-app-download .client-compare tbody tr:nth-child(even) td {
  background: var(--color-surface-alt);
}

.page-app-download .client-compare tbody tr:last-child th,
.page-app-download .client-compare tbody tr:last-child td {
  border-bottom: 0;
}

.page-app-download .platform-chip {
  display: inline-block;
  padding: 5px var(--space-1);
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  color: var(--color-ink);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
}

.page-app-download .platform-chip--tablet {
  background: var(--color-highlight);
}

.page-app-download .platform-chip--desktop {
  background: var(--color-surface-deep);
}

/* ---------- 获取与安装 ---------- */

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

.page-app-download .acquire-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.page-app-download .acquire-title,
.page-app-download .sync-title,
.page-app-download .outlet__title {
  margin: var(--space-2) 0 var(--space-3);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-app-download .acquire-lede,
.page-app-download .sync-lede {
  margin: 0;
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

.page-app-download .acquire-steps {
  counter-reset: pd-acquire;
  display: grid;
  gap: var(--space-3);
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
}

.page-app-download .acquire-steps li {
  position: relative;
  padding-left: var(--space-6);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-app-download .acquire-steps li::before {
  counter-increment: pd-acquire;
  content: counter(pd-acquire, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-primary);
}

.page-app-download .acquire-steps strong {
  color: var(--color-ink);
  font-weight: 600;
}

.page-app-download .acquire-steps a,
.page-app-download .acquire-note a,
.page-app-download .sync-step__desc a,
.page-app-download .picker-card__desc a,
.page-app-download .disclosure__panel a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-app-download .acquire-note {
  margin: var(--space-6) 0 0;
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
}

/* ---------- 同步 ---------- */

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

.page-app-download .sync-steps {
  display: grid;
  gap: var(--space-4);
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
}

.page-app-download .sync-step {
  position: relative;
  padding-left: var(--space-8);
}

.page-app-download .sync-step::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 38px;
  bottom: calc(var(--space-4) * -1);
  width: var(--border-thin);
  background: var(--color-line);
}

.page-app-download .sync-step:last-child::before {
  display: none;
}

.page-app-download .sync-step__num {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 33px;
  height: 33px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 700;
}

.page-app-download .sync-step__title {
  margin: 0 0 var(--space-1);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

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

.page-app-download .sync-note {
  margin: var(--space-6) 0 0;
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-line);
  color: var(--color-ink-muted);
}

.page-app-download .sync-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 25 / 14;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

/* ---------- 选择建议 ---------- */

.page-app-download .picker-grid {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-6);
}

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

.page-app-download .picker-card {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--color-primary-soft);
}

.page-app-download .picker-card--lineup {
  background: var(--color-highlight);
}

.page-app-download .picker-card--cross {
  background: var(--color-surface-deep);
}

.page-app-download .picker-card__kind {
  margin: 0 0 var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.page-app-download .picker-card__title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-app-download .picker-card__desc {
  margin: 0 0 var(--space-2);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-app-download .picker-card__why {
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
  font-size: var(--text-xs);
  line-height: 1.6;
  color: var(--color-ink-muted);
}

.page-app-download .picker-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

/* ---------- 常见顾虑 ---------- */

.page-app-download .faq-list {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-6);
}

.page-app-download .faq-item {
  border-top: var(--border-thin) solid var(--color-line);
}

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

.page-app-download .faq-item .disclosure__panel {
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-app-download .faq-item .disclosure__panel p {
  margin: 0 0 var(--space-2);
  max-width: 66ch;
}

.page-app-download .faq-item .disclosure__panel p:last-child {
  margin-bottom: 0;
}

/* ---------- 行动出口 ---------- */

.page-app-download .client-outlet {
  padding-top: var(--space-6);
  padding-bottom: var(--space-8);
}

.page-app-download .outlet {
  padding: var(--space-6) var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-app-download .outlet__title {
  margin: 0 0 var(--space-3);
  color: var(--color-primary-ink);
}

.page-app-download .outlet__text {
  margin: 0 0 var(--space-4);
  max-width: 58ch;
  color: var(--color-primary-ink);
  opacity: 0.92;
}

.page-app-download .outlet .btn--contrast {
  background: var(--color-primary-ink);
  color: var(--color-primary);
  border-color: var(--color-primary-ink);
}

/* ---------- 栅格与响应式 ---------- */

@media (min-width: 720px) {
  .page-app-download .client-hero__board {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-app-download .board-col {
    min-height: 230px;
  }
}

@media (min-width: 900px) {
  .page-app-download .acquire-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
    gap: var(--space-8);
  }

  .page-app-download .sync-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: var(--space-8);
  }

  .page-app-download .picker-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: var(--space-8);
  }
}

@media (max-width: 719px) {
  .page-app-download .client-hero__figures {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-2);
  }

  .page-app-download .hero-figure__num {
    font-size: var(--text-2xl);
  }

  .page-app-download .board-col {
    min-height: 0;
  }

  .page-app-download .board-col__bar {
    height: 56%;
  }

  .page-app-download .client-compare {
    min-width: 680px;
    font-size: var(--text-sm);
  }
}

@media (min-width: 1100px) {
  .page-app-download .client-hero {
    padding-top: var(--space-6);
  }

  .page-app-download .client-hero__head {
    max-width: 66ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-app-download * {
    transition: none !important;
    animation: none !important;
  }
}