/* =========================================
   移动客户端 · page-app-download
   包豪斯原色构成 / 高原竞技档案室
   ========================================= */

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

/* ---------- 首屏 ---------- */

.page-app-download .app-hero {
  background: var(--color-surface);
  padding: var(--space-6) 0 var(--space-8);
}

.page-app-download .app-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
  align-items: center;
  margin-top: var(--space-4);
}

.page-app-download .app-hero__title {
  margin: var(--space-3) 0 var(--space-4);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

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

/* ---------- 数字墙 ---------- */

.page-app-download .num-wall {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: var(--space-6);
  border-top: var(--border-thick) solid var(--color-contrast-surface);
  border-left: var(--border-thin) solid var(--color-line);
}

.page-app-download .num-wall__cell {
  position: relative;
  padding: var(--space-3);
  border-right: var(--border-thin) solid var(--color-line);
  border-bottom: var(--border-thin) solid var(--color-line);
  outline-offset: 2px;
}

.page-app-download .num-wall__cell:nth-child(2n) {
  background: var(--color-surface-alt);
}

.page-app-download .num-wall__value {
  display: block;
  font-family: var(--font-mono);
  font-weight: var(--weight-heading);
  font-size: var(--text-figure);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}

.page-app-download .num-wall__cell:nth-child(3) .num-wall__value,
.page-app-download .num-wall__cell:nth-child(4) .num-wall__value {
  color: var(--color-accent);
}

.page-app-download .num-wall__label {
  display: block;
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-ink-soft);
}

.page-app-download .num-wall__note {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-ink-muted);
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease-flat);
}

.page-app-download .num-wall__cell:hover .num-wall__note,
.page-app-download .num-wall__cell:focus-within .num-wall__note {
  opacity: 1;
}

@media (hover: none) {
  .page-app-download .num-wall__note {
    opacity: 1;
  }
}

/* ---------- 首屏几何视觉 ---------- */

.page-app-download .app-hero__visual {
  position: relative;
  min-height: 300px;
}

.page-app-download .hero-viz {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-app-download .hero-viz__orb {
  position: absolute;
  top: 0;
  right: 0;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background: var(--color-accent);
}

.page-app-download .hero-viz__block {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 140px;
  height: 140px;
  background: var(--color-primary);
}

.page-app-download .hero-viz__device {
  position: relative;
  z-index: 1;
  width: 148px;
  height: 284px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  background: var(--color-surface);
  border: var(--border-thick) solid var(--color-contrast-surface);
}

.page-app-download .hero-viz__bar {
  height: 12px;
  background: var(--color-contrast-surface);
}

.page-app-download .hero-viz__bar--short {
  width: 56%;
}

.page-app-download .hero-viz__bar--muted {
  height: 8px;
  background: var(--color-line);
}

.page-app-download .hero-viz__disc {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: var(--color-primary-soft);
  border: var(--border-thin) solid var(--color-primary);
}

/* ---------- 虚线分隔 ---------- */

.page-app-download .app-rule {
  display: block;
  margin: var(--space-2) 0 0;
}

/* ---------- 介绍带 ---------- */

.page-app-download .intro-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
  align-items: start;
}

.page-app-download .intro-band__text h2 {
  margin: var(--space-2) 0 var(--space-3);
  color: var(--color-ink);
}

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

.page-app-download .intro-band__text p + p {
  margin-top: var(--space-3);
}

.page-app-download .intro-band__media {
  margin: 0;
}

/* ---------- 能力区 ---------- */

.page-app-download .cap-head {
  max-width: 62ch;
  margin-bottom: var(--space-6);
}

.page-app-download .cap-head h2 {
  margin: var(--space-2) 0 var(--space-3);
  color: var(--color-ink);
}

.page-app-download .cap-head .lede {
  color: var(--color-ink-soft);
}

.page-app-download .cap-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
  align-items: start;
}

.page-app-download .cap-toc {
  border-top: var(--border-thick) solid var(--color-accent);
  padding-top: var(--space-3);
}

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

.page-app-download .cap-toc .toc__link {
  display: inline-block;
  padding: 4px 12px;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-ink-soft);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: background-color var(--dur-fast) var(--ease-flat),
              color var(--dur-fast) var(--ease-flat),
              border-color var(--dur-fast) var(--ease-flat);
}

.page-app-download .cap-toc .toc__link:hover,
.page-app-download .cap-toc .toc__link[aria-current="true"] {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-accent-ink);
}

/* 能力条目 */

.page-app-download .cap-list {
  display: flex;
  flex-direction: column;
}

.page-app-download .cap-item {
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
  border-top: 0;
}

.page-app-download .cap-item:first-of-type {
  border-top: var(--border-thin) solid var(--color-line);
}

.page-app-download .cap-item__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  padding: var(--space-3);
  cursor: pointer;
  list-style: none;
}

.page-app-download .cap-item__head::-webkit-details-marker {
  display: none;
}

.page-app-download .cap-item__mark {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
}

.page-app-download .cap-item__label {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

.page-app-download .cap-item__title {
  flex: 1 1 220px;
  min-width: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-ink);
  transition: color var(--dur-fast) var(--ease-flat);
}

.page-app-download .cap-item__head:hover .cap-item__title {
  color: var(--color-primary);
}

.page-app-download .cap-item__toggle {
  position: relative;
  flex: none;
  width: 20px;
  height: 20px;
  margin-left: auto;
}

.page-app-download .cap-item__toggle::before,
.page-app-download .cap-item__toggle::after {
  content: "";
  position: absolute;
  background: var(--color-accent);
  transition: transform var(--dur-fast) var(--ease-flat),
              opacity var(--dur-fast) var(--ease-flat);
}

.page-app-download .cap-item__toggle::before {
  left: 0;
  top: 9px;
  width: 20px;
  height: 2px;
}

.page-app-download .cap-item__toggle::after {
  left: 9px;
  top: 0;
  width: 2px;
  height: 20px;
}

.page-app-download .cap-item[open] .cap-item__toggle::after {
  transform: rotate(90deg);
  opacity: 0;
}

.page-app-download .cap-item__body {
  padding: 0 var(--space-3) var(--space-4);
}

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

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

.page-app-download .cap-spec__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-1);
  padding: var(--space-2) 0;
  border-bottom: var(--border-thin) dashed var(--color-line);
}

.page-app-download .cap-spec__row:last-child {
  border-bottom: 0;
}

.page-app-download .cap-spec__k {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
}

.page-app-download .cap-spec__v {
  margin: 0;
  color: var(--color-ink-soft);
}

/* 穿插图 */

.page-app-download .cap-figure {
  margin: var(--space-4) 0;
}

.page-app-download .cap-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: var(--border-thin) solid var(--color-line);
  background: var(--color-surface-alt);
}

/* ---------- 版本对照（深色） ---------- */

.page-app-download .ver-panel {
  padding: var(--space-6) var(--space-4);
}

.page-app-download .ver-head {
  max-width: 66ch;
}

.page-app-download .ver-head h2 {
  margin: var(--space-2) 0 var(--space-3);
  color: var(--color-contrast-ink);
}

.page-app-download .ver-head p {
  color: var(--color-contrast-ink);
  opacity: 0.78;
}

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

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

.page-app-download .ver-table-wrap {
  margin-top: var(--space-6);
  overflow-x: auto;
  border: var(--border-thin) solid var(--color-contrast-line);
}

.page-app-download .ver-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.page-app-download .ver-col--k { width: 22%; }
.page-app-download .ver-col--a { width: 30%; }
.page-app-download .ver-col--b { width: 26%; }
.page-app-download .ver-col--c { width: 22%; }

.page-app-download .ver-table th,
.page-app-download .ver-table td {
  padding: var(--space-2) var(--space-3);
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--color-contrast-line);
}

.page-app-download .ver-table thead th {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-contrast-ink);
  border-bottom: var(--border-thin) solid var(--color-contrast-accent);
}

.page-app-download .ver-table tbody th {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--weight-body);
  letter-spacing: 0.04em;
  color: var(--color-contrast-ink);
  opacity: 0.68;
}

.page-app-download .ver-table tbody td {
  color: var(--color-contrast-ink);
}

.page-app-download .ver-table tbody tr {
  transition: background-color var(--dur-fast) var(--ease-flat);
}

@media (hover: hover) {
  .page-app-download .ver-table tbody tr:hover {
    background-color: var(--color-contrast-accent);
  }
}

/* ---------- 安装准备 ---------- */

.page-app-download .prep-head {
  max-width: 62ch;
  margin-bottom: var(--space-6);
}

.page-app-download .prep-head h2 {
  margin: var(--space-2) 0 var(--space-3);
  color: var(--color-ink);
}

.page-app-download .prep-head p {
  color: var(--color-ink-soft);
}

.page-app-download .prep-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-app-download .prep-item {
  padding: var(--space-3);
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
}

.page-app-download .prep-item__top {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.page-app-download .prep-item__check {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: var(--color-accent);
}

.page-app-download .prep-item__check::after {
  content: "";
  width: 6px;
  height: 11px;
  border-right: 2px solid var(--color-accent-ink);
  border-bottom: 2px solid var(--color-accent-ink);
  transform: rotate(45deg) translate(-1px, -1px);
}

.page-app-download .prep-item__name {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  color: var(--color-ink);
}

.page-app-download .prep-item__desc {
  margin: var(--space-2) 0 0;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

.page-app-download .prep-warn {
  margin-top: var(--space-4);
  padding: var(--space-4);
}

.page-app-download .prep-warn__title {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  color: var(--color-ink);
}

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

.page-app-download .prep-warn__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  color: var(--color-ink);
}

/* ---------- 能力边界 ---------- */

.page-app-download .limit-block {
  border-top: var(--border-thick) solid var(--color-contrast-surface);
  padding-top: var(--space-4);
}

.page-app-download .limit-head h2 {
  margin: var(--space-2) 0 var(--space-4);
  color: var(--color-ink);
}

.page-app-download .limit-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-app-download .limit-item {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: var(--space-3);
  align-items: baseline;
  padding: var(--space-3) 0;
  border-bottom: var(--border-thin) dashed var(--color-line);
}

.page-app-download .limit-item__mark {
  justify-self: start;
}

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

/* ---------- 版本与来源 ---------- */

.page-app-download .get-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
  align-items: start;
}

.page-app-download .get-block__main h2 {
  margin: var(--space-2) 0 var(--space-4);
  color: var(--color-ink);
}

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

.page-app-download .get-block__main p + p {
  margin-top: var(--space-3);
}

.page-app-download .get-facts {
  margin: 0;
  border-top: var(--border-thick) solid var(--color-primary);
}

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

.page-app-download .get-facts__row dt {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
}

.page-app-download .get-facts__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  color: var(--color-primary);
}

/* ---------- 行动出口 ---------- */

.page-app-download .app-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  align-items: center;
  margin-top: var(--space-8);
  padding: var(--space-6) var(--space-4);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-app-download .app-cta h2 {
  margin: 0 0 var(--space-3);
  color: var(--color-contrast-ink);
}

.page-app-download .app-cta p {
  margin: 0;
  max-width: var(--measure);
  color: var(--color-contrast-ink);
  opacity: 0.82;
}

.page-app-download .app-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ---------- 响应式 ---------- */

@media (min-width: 560px) {
  .page-app-download .num-wall {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-app-download .num-wall__cell:nth-child(2n) {
    background: var(--color-surface);
  }

  .page-app-download .num-wall__cell:nth-child(2n) .num-wall__value {
    color: var(--color-primary);
  }
}

@media (min-width: 720px) {
  .page-app-download .app-hero {
    padding: var(--space-8) 0 var(--space-8);
  }

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

  .page-app-download .limit-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: var(--space-6);
  }

  .page-app-download .cap-spec__row {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: var(--space-3);
    align-items: baseline;
  }

  .page-app-download .cap-item__body {
    padding-left: calc(40px + var(--space-3) + var(--space-3));
  }
}

@media (min-width: 900px) {
  .page-app-download .app-hero__grid {
    grid-template-columns: 1.12fr 0.88fr;
    gap: var(--space-8);
  }

  .page-app-download .intro-band {
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--space-8);
  }

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

  .page-app-download .get-block {
    grid-template-columns: 1.35fr 0.65fr;
    gap: var(--space-8);
  }

  .page-app-download .app-cta {
    grid-template-columns: 1.4fr 0.6fr;
    gap: var(--space-6);
    padding: var(--space-8) var(--space-6);
  }

  .page-app-download .hero-viz__orb {
    width: 260px;
    height: 260px;
  }

  .page-app-download .hero-viz__block {
    width: 176px;
    height: 176px;
  }

  .page-app-download .prep-list {
    grid-template-columns: 1.15fr 1fr 1.15fr 1fr;
  }

  .page-app-download .cap-figure--a img {
    width: 78%;
    margin-left: auto;
  }

  .page-app-download .cap-figure--b img {
    width: 68%;
  }
}

@media (min-width: 1024px) {
  .page-app-download .cap-layout {
    grid-template-columns: 188px minmax(0, 1fr);
    gap: var(--space-8);
  }

  .page-app-download .cap-toc {
    position: sticky;
    top: var(--space-6);
  }

  .page-app-download .cap-toc .toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
  }

  .page-app-download .cap-toc .toc__link {
    display: block;
    border-radius: 0;
    border-left: var(--border-thick) solid transparent;
    border-top: 0;
    border-right: 0;
    border-bottom: var(--border-thin) solid var(--color-line);
    padding: var(--space-2) var(--space-2);
  }

  .page-app-download .cap-toc .toc__link:hover,
  .page-app-download .cap-toc .toc__link[aria-current="true"] {
    background: var(--color-contrast-surface);
    border-color: var(--color-contrast-surface);
    border-left-color: var(--color-accent);
    color: var(--color-contrast-ink);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-app-download * {
    transition-duration: 0.01ms !important;
  }
}
<<<END>>>