.page-downloads {
  --dl-sticky-w: 168px;
}

/* ---------- 面包屑 ---------- */
.page-downloads .dl-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  margin: 0 0 var(--space-4);
  padding: 0;
  list-style: none;
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-downloads .dl-crumbs li {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.page-downloads .dl-crumbs li + li::before {
  content: "/";
  color: var(--color-line);
}

.page-downloads .dl-crumbs a {
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-line);
  padding-bottom: 1px;
}

.page-downloads .dl-crumbs a:hover,
.page-downloads .dl-crumbs a:focus-visible {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* ---------- 首屏 ---------- */
.page-downloads .dl-hero__grid {
  display: grid;
  gap: var(--space-4);
}

.page-downloads .dl-hero__title {
  margin: var(--space-3) 0 var(--space-3);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.page-downloads .dl-hero__headline .lede {
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

.page-downloads .dl-stats {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border: var(--border-thick) solid var(--color-contrast-line);
  padding: var(--space-3);
}

.page-downloads .dl-stats__label {
  margin: 0 0 var(--space-3);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  color: var(--color-contrast-accent);
}

.page-downloads .dl-stats__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3) var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-downloads .dl-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: var(--space-2);
  border-left: var(--border-thin) solid var(--color-contrast-line);
}

.page-downloads .dl-stat__value {
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  color: var(--color-contrast-ink);
}

.page-downloads .dl-stat__label {
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
  opacity: 0.74;
}

/* ---------- 满宽对比表头 ---------- */
.page-downloads .dl-ledger {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-6);
  padding-top: var(--space-3);
  border-top: var(--border-thick) solid var(--color-ink);
}

.page-downloads .dl-ledger__nums {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-downloads .dl-ledger__nums .num-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1;
}

.page-downloads .dl-ledger__splits {
  display: grid;
  gap: var(--space-2);
}

.page-downloads .dl-split {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
}

.page-downloads .dl-split--blue {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-downloads .dl-split--green {
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.page-downloads .dl-split--deep {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-downloads .dl-split__title {
  margin: 0;
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

.page-downloads .dl-split__count {
  margin: 0;
  font-size: var(--text-sm);
  opacity: 0.86;
}

.page-downloads .dl-split__count .num {
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
}

.page-downloads .dl-split__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  font-size: var(--text-base);
}

.page-downloads .dl-split__list li {
  padding-top: var(--space-1);
  border-top: var(--border-thin) solid currentColor;
  opacity: 0.94;
}

.page-downloads .dl-ledger__note {
  margin: var(--space-2) 0 0;
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

/* ---------- 通栏视觉 ---------- */
.page-downloads .dl-banner__figure {
  margin: 0;
  border: var(--border-thick) solid var(--color-ink);
  background: var(--color-surface-deep);
}

.page-downloads .dl-banner__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-downloads .dl-banner__cap {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  border-top: var(--border-thin) solid var(--color-line);
}

/* ---------- 区块标题 ---------- */
.page-downloads .dl-block-head {
  max-width: var(--measure);
  margin-bottom: var(--space-4);
}

.page-downloads .dl-block-head .title-xl {
  margin: var(--space-2) 0 var(--space-3);
  font-weight: var(--weight-heading);
}

.page-downloads .dl-block-head .prose {
  color: var(--color-ink-soft);
}

/* ---------- 对比表 ---------- */
.page-downloads .dl-tablewrap {
  overflow-x: auto;
  border: var(--border-thin) solid var(--color-line);
  background: var(--color-surface);
  -webkit-overflow-scrolling: touch;
}

.page-downloads .dl-tablewrap:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 2px;
}

.page-downloads .dl-table {
  width: 100%;
  min-width: 900px;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.page-downloads .dl-table th,
.page-downloads .dl-table td {
  padding: var(--space-2);
  text-align: left;
  vertical-align: top;
  line-height: 1.6;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-downloads .dl-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  white-space: nowrap;
}

.page-downloads .dl-table__corner {
  left: 0;
  z-index: 3;
}

.page-downloads .dl-colnum {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  margin-right: var(--space-1);
  border-radius: var(--radius-pill);
  background: var(--color-contrast-accent);
  color: var(--color-contrast-surface);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
}

.page-downloads .dl-table tbody th {
  position: sticky;
  left: 0;
  z-index: 1;
  min-width: var(--dl-sticky-w);
  background: var(--color-surface-deep);
  color: var(--color-ink);
  font-weight: var(--weight-heading);
}

.page-downloads .dl-table tbody tr:nth-child(even) td {
  background: var(--color-surface-alt);
}

.page-downloads .dl-table tbody tr:hover td,
.page-downloads .dl-table tbody tr:hover th {
  background: var(--color-highlight);
}

.page-downloads .dl-table td {
  transition: background-color 0.18s ease;
}

.page-downloads .dl-table__hint {
  margin: var(--space-2) 0 0;
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-downloads .dl-table__hint a {
  color: var(--color-focus);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 双图错位 ---------- */
.page-downloads .dl-figs {
  display: grid;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.page-downloads .dl-fig {
  margin: 0;
  border: var(--border-thick) solid var(--color-ink);
  background: var(--color-surface);
}

.page-downloads .dl-fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-downloads .dl-fig__cap {
  padding: var(--space-2) var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  border-top: var(--border-thin) solid var(--color-line);
}

/* ---------- 版本卡片 ---------- */
.page-downloads .dl-versions {
  display: grid;
  gap: var(--space-3);
}

.page-downloads .dl-version {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
  transition: transform 0.22s ease, border-color 0.22s ease;
}

.page-downloads .dl-version:hover,
.page-downloads .dl-version:focus-within {
  transform: translateY(-6px);
  border-color: var(--color-accent);
}

.page-downloads .dl-version__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  margin: 0;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  color: var(--color-accent-ink);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1;
}

.page-downloads .dl-version .title-lg {
  margin: 0;
  font-weight: var(--weight-heading);
}

.page-downloads .dl-version__desc {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-downloads .dl-version__points {
  margin: auto 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-downloads .dl-version__points li {
  padding-left: var(--space-2);
  border-left: var(--border-thin) solid var(--color-accent);
}

/* ---------- 资料类型清单 ---------- */
.page-downloads .dl-types-section .filter-bar {
  margin-bottom: var(--space-4);
}

.page-downloads .dl-types {
  display: grid;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-downloads .dl-type {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-downloads .dl-type:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
}

.page-downloads .dl-type[hidden] {
  display: none;
}

.page-downloads .dl-type__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-pill);
  background: var(--color-surface-deep);
  color: var(--color-ink);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  line-height: 1;
}

.page-downloads .dl-type__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-width: 0;
}

.page-downloads .dl-type__name {
  margin: 0 0 2px;
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

.page-downloads .dl-type__row {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--color-ink-soft);
}

.page-downloads .dl-type__key {
  display: inline-block;
  min-width: 5em;
  margin-right: var(--space-1);
  color: var(--color-ink-muted);
}

.page-downloads .dl-type__row a {
  color: var(--color-focus);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 选择建议 ---------- */
.page-downloads .dl-advice {
  display: grid;
  gap: var(--space-4);
}

.page-downloads .dl-advice__item {
  padding-top: var(--space-3);
  border-top: var(--border-thick) solid var(--color-primary);
}

.page-downloads .dl-advice__num {
  display: inline-block;
  margin: 0 0 var(--space-2);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  color: var(--color-primary);
}

.page-downloads .dl-advice__item .title-lg {
  margin: 0 0 var(--space-2);
  font-weight: var(--weight-heading);
}

.page-downloads .dl-advice__item p:last-child {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-downloads .dl-advice__item a {
  color: var(--color-focus);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: var(--weight-heading);
}

/* ---------- 子页入口 ---------- */
.page-downloads .dl-docs-entry {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-3);
  align-items: start;
  padding: var(--space-4);
  background: var(--color-surface-alt);
  border: var(--border-thick) solid var(--color-ink);
  text-decoration: none;
  color: var(--color-ink);
  transition: transform 0.22s ease, background-color 0.22s ease;
}

.page-downloads .dl-docs-entry:hover,
.page-downloads .dl-docs-entry:focus-visible {
  transform: translateX(6px);
  background: var(--color-primary-soft);
}

.page-downloads .dl-docs-entry__ring {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  border-radius: var(--radius-pill);
  background: var(--color-primary);
  color: var(--color-primary-ink);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: 1;
}

.page-downloads .dl-docs-entry__text {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-width: 0;
}

.page-downloads .dl-docs-entry__kicker {
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-downloads .dl-docs-entry__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

.page-downloads .dl-docs-entry__desc {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-downloads .dl-docs-entry__go {
  grid-column: 2;
  justify-self: start;
  margin-top: var(--space-1);
  padding: 6px var(--space-3);
  background: var(--color-primary);
  color: var(--color-primary-ink);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
}

/* ---------- 使用边界 ---------- */
.page-downloads .dl-scope__kicker {
  color: var(--color-contrast-accent);
}

.page-downloads .dl-scope .title-xl {
  margin: var(--space-2) 0 var(--space-6);
  font-weight: var(--weight-heading);
  color: var(--color-contrast-ink);
}

.page-downloads .dl-scope__grid {
  display: grid;
  gap: var(--space-4);
}

.page-downloads .dl-scope__lead {
  margin: 0;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  max-width: 42ch;
}

.page-downloads .dl-scope__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.page-downloads .dl-scope__list li {
  position: relative;
  padding-left: var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
  border-left: var(--border-thin) solid var(--color-contrast-line);
}

.page-downloads .dl-scope__list li::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 0.62em;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--color-contrast-accent);
}

.page-downloads .dl-ruler {
  height: 20px;
  margin: var(--space-6) 0 var(--space-2);
  background-image: repeating-linear-gradient(
    to right,
    var(--color-contrast-accent) 0 2px,
    transparent 2px 18px
  );
  opacity: 0.75;
}

.page-downloads .dl-scope__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
  opacity: 0.78;
}

/* ================= 响应式 ================= */
@media (min-width: 640px) {
  .page-downloads .dl-ledger__nums .num-badge {
    width: 42px;
    height: 42px;
  }

  .page-downloads .dl-docs-entry {
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-downloads .dl-docs-entry__go {
    grid-column: 3;
    justify-self: end;
    margin-top: 0;
  }
}

@media (min-width: 860px) {
  .page-downloads .dl-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(250px, 0.8fr);
    gap: var(--space-6);
    align-items: end;
  }

  .page-downloads .dl-ledger {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: var(--space-4);
  }

  .page-downloads .dl-ledger__nums {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 6px;
    justify-content: space-between;
  }

  .page-downloads .dl-ledger__nums .num-badge {
    width: 40px;
    height: 40px;
  }

  .page-downloads .dl-ledger__splits {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-3);
  }

  .page-downloads .dl-figs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .page-downloads .dl-fig--offset {
    margin-top: var(--space-8);
  }

  .page-downloads .dl-versions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .page-downloads .dl-types {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-downloads .dl-advice {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .page-downloads .dl-scope__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: var(--space-6);
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .page-downloads {
    --dl-sticky-w: 180px;
  }

  .page-downloads .dl-versions {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-downloads .dl-version:nth-child(even) {
    margin-top: var(--space-6);
  }

  .page-downloads .dl-types {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-downloads .dl-docs-entry {
    padding: var(--space-6);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-downloads .dl-version,
  .page-downloads .dl-type,
  .page-downloads .dl-docs-entry,
  .page-downloads .dl-table td {
    transition: none;
  }

  .page-downloads .dl-version:hover,
  .page-downloads .dl-type:hover,
  .page-downloads .dl-docs-entry:hover {
    transform: none;
  }
}