.page-app-download .ad-hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: 0.96;
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: var(--space-3) 0 0;
}

.page-app-download .ad-hero__lead {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

.page-app-download .breadcrumb {
  margin-bottom: var(--space-3);
}

/* 首屏四块：靠色差分区，桌面端做阶梯错位 */
.page-app-download .ad-hero__board {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: var(--space-6);
}

.page-app-download .ad-end {
  display: flex;
  flex-direction: column;
  min-height: 300px;
  padding: var(--space-4) var(--space-3);
}

.page-app-download .ad-end--primary {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-app-download .ad-end--deep {
  background: var(--color-surface-deep);
  color: var(--color-ink);
}

.page-app-download .ad-end--dark {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-app-download .ad-end--accent {
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.page-app-download .ad-end__num {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: 700;
  line-height: 0.86;
  letter-spacing: -0.02em;
  margin: 0;
}

.page-app-download .ad-end__unit {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  margin: var(--space-1) 0 0;
  opacity: 0.8;
}

.page-app-download .ad-end__name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  margin: auto 0 0;
  padding-top: var(--space-4);
}

.page-app-download .ad-end__scene {
  font-size: var(--text-sm);
  line-height: 1.55;
  margin: var(--space-1) 0 0;
  opacity: 0.88;
}

.page-app-download .ad-end__media {
  margin: var(--space-3) 0 0;
}

.page-app-download .ad-end__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: var(--border-thin) solid var(--color-contrast-surface);
}

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

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

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

  .page-app-download .ad-end:nth-child(3) {
    margin-top: var(--space-4);
  }

  .page-app-download .ad-end:nth-child(4) {
    margin-top: var(--space-6);
  }
}

/* 八项对照：紫底分区，白色表格衬在其中 */
.page-app-download .ad-compare .section-title,
.page-app-download .ad-compare .lead,
.page-app-download .ad-compare__note {
  color: var(--color-primary-ink);
}

.page-app-download .ad-compare .eyebrow {
  color: var(--color-primary-ink);
  opacity: 0.75;
}

.page-app-download .ad-compare__lead {
  max-width: var(--measure);
  margin-top: var(--space-3);
  opacity: 0.9;
}

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

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

.page-app-download .ad-compare__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--border-thin) solid var(--color-contrast-surface);
}

.page-app-download .ad-table__scroll {
  overflow-x: auto;
  background: var(--color-surface);
  color: var(--color-ink);
}

.page-app-download .ad-table__scroll:focus-visible {
  outline: 2px solid var(--color-contrast-accent);
  outline-offset: 2px;
}

.page-app-download .ad-table {
  width: 100%;
  min-width: 820px;
  border-collapse: collapse;
  font-size: var(--text-sm);
  line-height: 1.55;
}

.page-app-download .ad-table th,
.page-app-download .ad-table td {
  padding: var(--space-2);
  text-align: left;
  vertical-align: top;
  border: 0;
}

.page-app-download .ad-table thead th {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.page-app-download .ad-table tbody th[scope="row"] {
  width: 22%;
  min-width: 170px;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
}

.page-app-download .ad-table__no {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  opacity: 0.6;
  margin-bottom: 0.15em;
}

.page-app-download .ad-table tbody tr {
  transition: background-color 120ms linear, color 120ms linear;
}

.page-app-download .ad-table tbody tr:nth-of-type(odd) {
  background: var(--color-surface);
}

.page-app-download .ad-table tbody tr:nth-of-type(even) {
  background: var(--color-surface-alt);
}

.page-app-download .ad-table tbody tr.ad-table__group th {
  background: var(--color-accent);
  color: var(--color-accent-ink);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--weight-heading);
  letter-spacing: 0.14em;
  padding: var(--space-1) var(--space-2);
}

.page-app-download .ad-table tbody tr:not(.ad-table__group):hover {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-app-download .ad-compare__note {
  margin: var(--space-4) 0 0;
  opacity: 0.82;
}

/* 集锦呈现 */
.page-app-download .ad-reel__grid {
  display: grid;
  gap: var(--space-6);
}

.page-app-download .ad-reel__figure {
  margin: 0;
}

.page-app-download .ad-reel__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--border-thin) solid var(--color-contrast-surface);
}

.page-app-download .ad-reel__body .section-title {
  color: var(--color-ink);
  margin-bottom: var(--space-4);
}

.page-app-download .ad-reel__body > p {
  margin: 0 0 var(--space-3);
  font-size: var(--text-base);
  color: var(--color-ink-soft);
}

.page-app-download .ad-reel__list {
  list-style: none;
  padding: 0;
  margin: var(--space-4) 0 0;
}

.page-app-download .ad-reel__list li {
  padding: var(--space-2) var(--space-3);
  margin-bottom: var(--space-1);
  background: var(--color-surface-alt);
  font-size: var(--text-sm);
  color: var(--color-ink);
}

.page-app-download .ad-reel__list li:nth-child(even) {
  background: var(--color-surface-deep);
}

.page-app-download .ad-reel__list strong {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
}

.page-app-download .ad-reel__body .note {
  margin-top: var(--space-3);
}

@media (min-width: 900px) {
  .page-app-download .ad-reel__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: var(--space-8);
    align-items: start;
  }
}

/* 三步准备：可逐条展开 */
.page-app-download .ad-prep__list {
  list-style: none;
  padding: 0;
  margin: var(--space-6) 0 0;
  display: grid;
  gap: var(--space-2);
}

.page-app-download .ad-prep__item {
  background: var(--color-surface);
}

.page-app-download .ad-prep__item summary {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  cursor: pointer;
  list-style: none;
  padding: var(--space-3);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  font-family: var(--font-heading);
  transition: background-color 120ms linear, color 120ms linear;
}

.page-app-download .ad-prep__item summary::-webkit-details-marker {
  display: none;
}

.page-app-download .ad-prep__item summary:hover {
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.page-app-download .ad-prep__item[open] summary {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-app-download .ad-prep__item summary:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: -2px;
}

.page-app-download .ad-prep__no {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.08em;
  opacity: 0.85;
}

.page-app-download .ad-prep__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
}

.page-app-download .ad-prep__body {
  padding: var(--space-3);
}

.page-app-download .ad-prep__body p {
  margin: 0;
  font-size: var(--text-base);
  color: var(--color-ink-soft);
}

.page-app-download .ad-prep__body a {
  color: var(--color-primary);
}

@media (min-width: 900px) {
  .page-app-download .ad-prep__list {
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
  }
}

/* 对号入座：深底分区 */
.page-app-download .ad-picks .section-title {
  color: var(--color-contrast-ink);
}

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

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

.page-app-download .ad-picks__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}

.page-app-download .ad-pill {
  font: inherit;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  padding: var(--space-1) var(--space-3);
  background: transparent;
  color: var(--color-contrast-ink);
  border: var(--border-thin) solid var(--color-contrast-line);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color 120ms linear, color 120ms linear, transform 120ms linear;
}

.page-app-download .ad-pill:hover {
  background: var(--color-contrast-line);
}

.page-app-download .ad-pill[aria-pressed="true"] {
  background: var(--color-focus);
  color: var(--color-accent-ink);
  border-color: var(--color-focus);
  transform: translateY(-1px);
}

.page-app-download .ad-pill:focus-visible {
  outline: 2px solid var(--color-contrast-accent);
  outline-offset: 2px;
}

.page-app-download .ad-picks__status {
  margin: 0 0 0 auto;
  font-size: var(--text-xs);
  color: var(--color-contrast-ink);
  opacity: 0.72;
}

.page-app-download .ad-picks__list {
  display: grid;
  gap: var(--space-1);
}

.page-app-download .ad-pick {
  background: var(--color-surface);
  color: var(--color-ink);
  padding: var(--space-3);
  transition: background-color 120ms linear, color 120ms linear;
}

.page-app-download .ad-pick:hover {
  background: var(--color-primary-soft);
}

.page-app-download .ad-pick.is-hidden {
  display: none;
}

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

.page-app-download .ad-pick__main {
  margin: var(--space-1) 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-accent);
}

.page-app-download .ad-pick p:last-child {
  margin: 0;
  font-size: var(--text-base);
  color: var(--color-ink-soft);
}

.page-app-download .ad-picks__callout {
  margin: var(--space-4) 0 0;
  padding: var(--space-3);
  background: var(--color-highlight);
  color: var(--color-ink);
}

.page-app-download .ad-picks__callout-label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-accent);
  margin-bottom: var(--space-1);
}

.page-app-download .ad-picks__callout p {
  margin: 0;
  font-size: var(--text-base);
}

.page-app-download .ad-picks__figure {
  margin: 0;
}

.page-app-download .ad-picks__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--border-thin) solid var(--color-contrast-line);
}

@media (min-width: 1000px) {
  .page-app-download .ad-picks__grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: var(--space-8);
    align-items: start;
  }
}

/* 结束出口 */
.page-app-download .ad-help__grid {
  display: grid;
  gap: var(--space-6);
}

.page-app-download .ad-help__main .section-title {
  margin-bottom: var(--space-3);
}

.page-app-download .ad-help__main > p {
  margin: 0 0 var(--space-2);
  font-size: var(--text-base);
  color: var(--color-ink-soft);
  max-width: var(--measure);
}

.page-app-download .ad-help__cta {
  margin-top: var(--space-4);
}

.page-app-download .ad-help__aside {
  background: var(--color-surface-deep);
  padding: var(--space-4);
}

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

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

.page-app-download .ad-help__list li {
  position: relative;
  padding: var(--space-1) 0 var(--space-1) var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-app-download .ad-help__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: calc(var(--space-1) + 0.55em);
  width: var(--space-1);
  height: var(--space-1);
  background: var(--color-accent);
}

@media (min-width: 900px) {
  .page-app-download .ad-help__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 4fr);
    gap: var(--space-8);
    align-items: start;
  }
}