.page-app-download {
  overflow-x: clip;
}

/* 面包屑 */
.page-app-download .breadcrumb {
  padding-top: var(--space-4);
  padding-bottom: var(--space-2);
}
.page-app-download .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}
.page-app-download .breadcrumb li + li::before {
  content: "/";
  margin-right: var(--space-1);
  color: var(--color-line);
}
.page-app-download .breadcrumb a {
  color: var(--color-accent);
  text-decoration: none;
}
.page-app-download .breadcrumb a:hover {
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

/* 首屏 */
.page-app-download .hero {
  padding-top: var(--space-4);
  padding-bottom: var(--space-8);
}
.page-app-download .hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  align-items: start;
}
.page-app-download .hero__stamp {
  display: inline-block;
  margin: 0 0 var(--space-3);
  padding: 3px var(--space-2);
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: var(--color-primary-ink);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  line-height: 1.6;
}
.page-app-download .hero__title {
  margin: 0 0 var(--space-3);
  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-ink);
}
.page-app-download .hero__lede {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}
.page-app-download .hero__board {
  padding: var(--space-4) var(--space-3);
  border-radius: var(--radius-sm);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}
.page-app-download .hero__board-cap {
  margin: 0 0 var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-contrast-line);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-contrast-accent);
}
.page-app-download .figs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3) var(--space-2);
  margin: 0;
}
.page-app-download .fig {
  min-width: 0;
}
.page-app-download .fig dt {
  margin-bottom: var(--space-1);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-contrast-ink);
  opacity: 0.72;
}
.page-app-download .fig dd {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px;
  margin: 0;
}
.page-app-download .hero__board .figure-num {
  margin-right: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  line-height: 1;
  color: var(--color-contrast-ink);
}
.page-app-download .fig__unit {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-contrast-accent);
}
.page-app-download .hero__foot {
  margin-top: var(--space-4);
}
.page-app-download .hero__entries {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: 0;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-line);
}
.page-app-download .text-entry {
  display: inline-block;
  padding-left: var(--space-2);
  border-left: 3px solid var(--color-primary);
  color: var(--color-accent);
  font-size: var(--text-base);
  line-height: 1.6;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  transition: text-decoration-thickness 120ms ease, border-left-color 120ms ease;
}
.page-app-download .text-entry:hover {
  text-decoration-thickness: 2px;
  border-left-color: var(--color-accent);
}

/* 图片通用 */
.page-app-download .shot {
  margin-top: var(--space-6);
}
.page-app-download .shot img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-sm);
}
.page-app-download .shot figcaption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  line-height: 1.65;
  color: var(--color-ink-muted);
}
.page-app-download .hero__shot {
  margin-top: var(--space-6);
}

/* 通用导语 */
.page-app-download .lede {
  margin: var(--space-2) 0 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* 横向轨道 */
.page-app-download .track-shell {
  max-width: var(--container);
  margin: var(--space-6) auto 0;
  padding: 0 var(--space-3);
}
.page-app-download .fit-track {
  display: flex;
  gap: var(--gutter);
  margin: 0;
  padding: 0 0 var(--space-3);
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}
.page-app-download .fit-track:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: -2px;
}
.page-app-download .fit-card {
  flex: 0 0 min(78%, 300px);
  scroll-snap-align: start;
  padding: var(--space-3) 0;
  border-top: 2px solid var(--color-primary);
  border-bottom: 1px dotted var(--color-line);
}
.page-app-download .fit-card__size {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-primary);
}
.page-app-download .fit-card__body {
  margin: 0 0 var(--space-2);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-ink);
}
.page-app-download .fit-card__note {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--color-ink-soft);
}
.page-app-download .track-scale {
  display: flex;
  gap: 2px;
  margin-top: var(--space-2);
}
.page-app-download .track-scale span {
  flex: 1 1 0;
  height: 2px;
  background: var(--color-line);
}
.page-app-download .track-scale span:first-child {
  background: var(--color-accent);
}

/* 能力清单 */
.page-app-download .cap-intro {
  margin-top: var(--space-4);
}
.page-app-download .cap-figure {
  margin-top: var(--space-6);
}
.page-app-download .cap-group {
  margin-top: var(--space-8);
}
.page-app-download .cap-group__title {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin: 0 0 var(--space-2);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-primary);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}
.page-app-download .cap-group__no {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-primary);
}
.page-app-download .caps {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-app-download .cap {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  padding: var(--space-4) 0;
  border-bottom: 1px dotted var(--color-line);
}
.page-app-download .cap__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2);
}
.page-app-download .cap__no {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-primary);
}
.page-app-download .cap__name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.35;
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}
.page-app-download .cap__tag {
  padding: 1px var(--space-1);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  line-height: 1.6;
  color: var(--color-primary);
}
.page-app-download .cap__body {
  display: grid;
  gap: var(--space-1);
}
.page-app-download .cap__body p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}
.page-app-download .cap__k {
  display: inline-block;
  min-width: 5em;
  margin-right: var(--space-1);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink);
}

/* 青训横屏 */
.page-app-download .split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-top: var(--space-4);
}
.page-app-download .split__text p {
  margin: 0 0 var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}
.page-app-download .youth-list {
  margin: 0 0 var(--space-3);
  padding: 0;
  list-style: none;
}
.page-app-download .youth-list li {
  padding: var(--space-2) 0;
  border-top: 1px dotted var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
}
.page-app-download .youth-list li:last-child {
  border-bottom: 1px dotted var(--color-line);
}
.page-app-download .youth-list__k {
  display: inline-block;
  min-width: 5em;
  margin-right: var(--space-1);
  color: var(--color-ink);
}
.page-app-download .youth-link {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}
.page-app-download .split__shot {
  margin-top: 0;
}

/* 版本对照 */
.page-app-download .ver-jump {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}
.page-app-download .ver-jump__link {
  padding: var(--space-1) var(--space-2);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink);
  text-decoration: none;
  transition: background-color 120ms ease, color 120ms ease, border-color 120ms ease;
}
.page-app-download .ver-jump__link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-primary-ink);
}
.page-app-download .ver-panels {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-top: var(--space-4);
}
.page-app-download .ver-panel {
  padding: var(--space-4) var(--space-3);
  border: 1px solid var(--color-line);
  border-left: 3px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  scroll-margin-top: var(--space-8);
  transition: border-left-color 120ms ease, background-color 120ms ease;
}
.page-app-download .ver-panel:target {
  border-left-color: var(--color-primary);
  background: var(--color-highlight);
}
.page-app-download .ver-panel__title {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}
.page-app-download .ver-list {
  margin: 0;
  padding: 0;
}
.page-app-download .ver-list > div {
  display: grid;
  grid-template-columns: 6.5em 1fr;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  border-top: 1px dotted var(--color-line);
}
.page-app-download .ver-list dt {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}
.page-app-download .ver-list dd {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}
.page-app-download .ver-panel__foot {
  margin: var(--space-3) 0 0;
  font-size: var(--text-sm);
  line-height: 1.7;
}
.page-app-download .ver-note {
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-ink-soft);
}

/* 安装准备 */
.page-app-download .prep {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-top: var(--space-4);
}
.page-app-download .prep__folds {
  min-width: 0;
}
.page-app-download .fold {
  border-bottom: 1px dotted var(--color-line);
}
.page-app-download .fold summary {
  padding: var(--space-3) 0;
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-ink);
  cursor: pointer;
}
.page-app-download .fold__body p {
  margin: 0 0 var(--space-3);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-ink-soft);
}
.page-app-download .prep__foot {
  margin: var(--space-3) 0 0;
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--color-ink-muted);
}
.page-app-download .prep__shot {
  margin-top: 0;
}

/* 隐私提示 */
.page-app-download .prose p {
  margin: 0 0 var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}
.page-app-download .privacy-list {
  margin: var(--space-3) 0;
  padding: 0;
  list-style: none;
}
.page-app-download .privacy-list li {
  padding: var(--space-2) 0;
  border-top: 1px dotted var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-ink-soft);
}
.page-app-download .privacy-list li:last-child {
  border-bottom: 1px dotted var(--color-line);
}
.page-app-download .privacy-list__k {
  display: inline-block;
  min-width: 6em;
  margin-right: var(--space-1);
  color: var(--color-ink);
}

/* 下一步 */
.page-app-download .next-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-top: var(--space-4);
}
.page-app-download .next-card {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-3);
  border: 1px solid var(--color-line);
  border-top: 3px solid var(--color-primary);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  text-decoration: none;
  transition: background-color 120ms ease, border-color 120ms ease;
}
.page-app-download .next-card:hover {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
}
.page-app-download .next-card__tag {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-primary);
}
.page-app-download .next-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.4;
  color: var(--color-ink);
}
.page-app-download .next-card__desc {
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}
.page-app-download .outro {
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-line);
}
.page-app-download .outro p {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* 焦点态 */
.page-app-download a:focus-visible,
.page-app-download summary:focus-visible,
.page-app-download [tabindex]:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

/* 响应式 */
@media (min-width: 700px) {
  .page-app-download .fit-card {
    flex-basis: 42%;
  }
}

@media (min-width: 780px) {
  .page-app-download .next-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 820px) {
  .page-app-download .cap {
    grid-template-columns: 5fr 7fr;
    gap: var(--space-4);
  }
}

@media (min-width: 860px) {
  .page-app-download .split {
    grid-template-columns: 7fr 5fr;
    gap: var(--space-6);
    align-items: start;
  }
  .page-app-download .ver-panels {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-app-download .hero__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: var(--gutter);
  }
  .page-app-download .hero__lead {
    grid-column: 1 / span 6;
  }
  .page-app-download .hero__board {
    grid-column: 7 / span 6;
  }
  .page-app-download .hero__shot {
    margin-right: calc(var(--space-3) * -1);
  }
  .page-app-download .prep {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-app-download .fit-card {
    flex-basis: 300px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-app-download .text-entry,
  .page-app-download .ver-jump__link,
  .page-app-download .ver-panel,
  .page-app-download .next-card {
    transition: none;
  }
}