.page-downloads {
  --dl-hair: 1px;
  --dl-rail-w: 208px;
}

/* ---------- 首屏 ---------- */
.page-downloads .dl-hero {
  padding-block: calc(var(--section-y) + var(--space-6)) var(--section-y);
  border-bottom: var(--dl-hair) dotted var(--color-line);
}

.page-downloads .dl-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-4);
}

.page-downloads .dl-hero__kicker {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
  margin: 0 0 var(--space-3);
}

.page-downloads .dl-hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: 1.08;
  letter-spacing: 0.06em;
  color: var(--color-ink);
  margin: 0;
}

.page-downloads .dl-hero__lede {
  margin: var(--space-4) 0 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-downloads .dl-hero__panel {
  position: relative;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border: var(--dl-hair) solid var(--color-contrast-line);
  border-radius: var(--radius-md);
  padding: calc(var(--space-6) + var(--space-2)) var(--space-4) var(--space-4);
  display: grid;
  gap: var(--space-4);
  align-content: start;
}

.page-downloads .dl-corner {
  position: absolute;
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-contrast-accent);
  line-height: 1;
}
.page-downloads .dl-corner--tl { top: var(--space-1); left: var(--space-1); }
.page-downloads .dl-corner--tr { top: var(--space-1); right: var(--space-1); }
.page-downloads .dl-corner--bl { bottom: var(--space-1); left: var(--space-1); }
.page-downloads .dl-corner--br { bottom: var(--space-1); right: var(--space-1); }

.page-downloads .dl-hero__panel-title {
  margin: 0;
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-contrast-accent);
}

.page-downloads .dl-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--dl-hair);
  background: var(--color-contrast-line);
  border: var(--dl-hair) solid var(--color-contrast-line);
}

.page-downloads .dl-stat {
  background: var(--color-contrast-surface);
  padding: var(--space-3) var(--space-2);
  display: grid;
  gap: var(--space-1);
  align-content: start;
}

.page-downloads .dl-stat__num {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--color-contrast-ink);
}

.page-downloads .dl-stat__label {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-contrast-accent);
}

.page-downloads .dl-stat__note {
  font-size: var(--text-xs);
  line-height: 1.5;
  color: var(--color-ink-muted);
}

.page-downloads .dl-hero__panel-foot {
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--dl-hair) dotted var(--color-contrast-line);
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--color-contrast-ink);
  opacity: 0.72;
}

/* ---------- 区块骨架 ---------- */
.page-downloads .dl-sec {
  padding-block: var(--section-y);
  border-top: var(--dl-hair) dotted var(--color-line);
}

.page-downloads .dl-sec--legend {
  padding-bottom: var(--section-y-lg);
}

.page-downloads .dl-sec .sec-head {
  margin-bottom: var(--space-6);
}

/* ---------- 六分组 ---------- */
.page-downloads .dl-groups__lead {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.page-downloads .dl-groups__fig {
  max-width: 360px;
}

.page-downloads .dl-groups__intro {
  align-self: end;
}

.page-downloads .dl-groups__intro p {
  margin: 0 0 var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
  max-width: var(--measure);
}

.page-downloads .dl-groups__link {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-downloads .dl-groups__link a,
.page-downloads .dl-records__note a,
.page-downloads .dl-docs__lead a,
.page-downloads .dl-spec__list a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--dl-hair) dotted var(--color-primary);
}

.page-downloads .dl-groups__link a:hover,
.page-downloads .dl-records__note a:hover,
.page-downloads .dl-docs__lead a:hover,
.page-downloads .dl-spec__list a:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

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

.page-downloads .dl-group-card {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-3);
  border: var(--dl-hair) solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  text-decoration: none;
  color: var(--color-ink);
  min-height: 100%;
  align-content: start;
  transition: background-color 160ms linear, border-color 160ms linear;
}

.page-downloads .dl-group-card:hover,
.page-downloads .dl-group-card:focus-visible {
  background: var(--color-highlight);
  border-color: var(--color-primary);
}

.page-downloads .dl-group-card__num {
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-accent);
}

.page-downloads .dl-group-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: 0.04em;
  line-height: var(--leading-heading);
}

.page-downloads .dl-group-card__type {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-downloads .dl-group-card__for {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

.page-downloads .dl-group-card__go {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: var(--dl-hair) dotted var(--color-line);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-primary);
}

/* ---------- 额度对照 ---------- */
.page-downloads .dl-compare__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
}

.page-downloads .dl-table-wrap {
  overflow-x: auto;
  border: var(--dl-hair) solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

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

.page-downloads .dl-table caption {
  caption-side: top;
  text-align: left;
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
  border-bottom: var(--dl-hair) dotted var(--color-line);
}

.page-downloads .dl-table th,
.page-downloads .dl-table td {
  text-align: left;
  vertical-align: top;
  padding: var(--space-2) var(--space-3);
  border-bottom: var(--dl-hair) dotted var(--color-line);
  line-height: 1.6;
}

.page-downloads .dl-table thead th {
  background: var(--color-surface-deep);
  font-family: var(--font-mono);
  font-weight: var(--weight-body);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink-soft);
  border-bottom: var(--dl-hair) solid var(--color-line);
  white-space: nowrap;
}

.page-downloads .dl-table tbody th {
  font-family: var(--font-mono);
  font-weight: var(--weight-body);
  font-size: var(--text-sm);
  color: var(--color-ink);
  white-space: nowrap;
}

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

.page-downloads .dl-compare__fig {
  margin: 0;
}

.page-downloads .dl-compare__note {
  margin: var(--space-4) 0 0;
  padding-left: var(--space-3);
  border-left: var(--dl-hair) solid var(--color-primary);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
  max-width: var(--measure);
}

/* ---------- 时间轴 ---------- */
.page-downloads .dl-records__banner {
  margin: 0 0 var(--space-6);
}

.page-downloads .dl-timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 var(--space-6);
  position: relative;
}

.page-downloads .dl-timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: var(--space-1);
  bottom: var(--space-2);
  border-left: var(--dl-hair) dotted var(--color-line);
}

.page-downloads .dl-tl-item {
  position: relative;
  margin-bottom: var(--space-3);
}

.page-downloads .dl-tl-item::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--space-6));
  top: var(--space-3);
  width: 9px;
  height: 9px;
  background: var(--color-contrast-accent);
  border: var(--dl-hair) solid var(--color-surface);
}

.page-downloads .dl-tl-item__mark {
  margin: 0 0 var(--space-1);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
}

.page-downloads .dl-tl-item .fold {
  border: var(--dl-hair) solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
}

.page-downloads .dl-tl-item .fold__sum {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-ink);
  cursor: pointer;
}

.page-downloads .dl-tl-item .fold__body {
  padding: 0 var(--space-3) var(--space-3);
}

.page-downloads .dl-tl-item .kv {
  border-top: var(--dl-hair) dotted var(--color-line);
}

.page-downloads .dl-records__note {
  margin: var(--space-6) 0 0;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
  max-width: var(--measure);
}

/* ---------- 字段规范 ---------- */
.page-downloads .dl-spec__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
}

.page-downloads .dl-spec__list {
  border-top: var(--dl-hair) solid var(--color-line);
}

.page-downloads .dl-spec__list .kv__key {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-primary);
}

.page-downloads .dl-spec__list .kv__val {
  font-size: var(--text-sm);
  line-height: 1.7;
}

.page-downloads .dl-spec__side {
  border: var(--dl-hair) solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  background: var(--color-surface-alt);
  align-self: start;
}

.page-downloads .dl-spec__side-title {
  margin: 0 0 var(--space-3);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-ink-muted);
}

.page-downloads .dl-spec__mono-sample {
  margin: 0 0 var(--space-3);
  font-size: var(--text-3xl);
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

.page-downloads .dl-spec__breakdown {
  list-style: none;
  margin: 0 0 var(--space-3);
  padding: 0;
  display: grid;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-downloads .dl-spec__breakdown li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: var(--space-2);
  padding-bottom: var(--space-1);
  border-bottom: var(--dl-hair) dotted var(--color-line);
}

.page-downloads .dl-spec__breakdown span {
  color: var(--color-primary);
}

.page-downloads .dl-spec__side-note {
  margin: 0;
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--color-ink-muted);
}

/* ---------- 资料条目 ---------- */
.page-downloads .dl-docs__lead {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
  max-width: var(--measure);
  margin: 0 0 var(--space-6);
}

.page-downloads .dl-doc-groups {
  display: grid;
  gap: var(--space-6);
}

.page-downloads .dl-doc-group__title {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: 0.04em;
  color: var(--color-ink);
}

.page-downloads .dl-doc-group__title .mono {
  color: var(--color-accent);
  margin-right: var(--space-2);
  font-size: var(--text-sm);
}

.page-downloads .dl-doc-group__note {
  margin: 0 0 var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: var(--dl-hair) dotted var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
  max-width: var(--measure);
}

.page-downloads .dl-docs {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--dl-hair);
  background: var(--color-line);
  border: var(--dl-hair) solid var(--color-line);
}

.page-downloads .dl-doc {
  background: var(--color-surface);
  padding: var(--space-3);
  display: grid;
  gap: var(--space-2);
  align-content: start;
}

.page-downloads .dl-doc__num {
  margin: 0;
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-primary);
}

.page-downloads .dl-doc__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  letter-spacing: 0.03em;
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-downloads .dl-doc__desc {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.page-downloads .dl-doc__meta {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

.page-downloads .dl-doc__meta .mono {
  display: inline-block;
  min-width: 62px;
  margin-right: var(--space-1);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink-muted);
}

.page-downloads .dl-doc__status {
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--dl-hair) dotted var(--color-line);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink-muted);
}

.page-downloads .dl-copy {
  margin-top: var(--space-6);
  padding: var(--space-3);
  border: var(--dl-hair) solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.page-downloads .dl-copy__text {
  margin: 0;
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-ink);
}

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

.page-downloads .dl-legend__item {
  padding: var(--space-3);
  border: var(--dl-hair) solid var(--color-line);
  border-top: 3px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  display: grid;
  gap: var(--space-2);
  align-content: start;
  transition: background-color 160ms linear;
}

.page-downloads .dl-legend__item:hover {
  background: var(--color-highlight);
}

.page-downloads .dl-legend__item[data-state="on"] { border-top-color: var(--color-accent); }
.page-downloads .dl-legend__item[data-state="collect"] { border-top-color: var(--color-primary); }
.page-downloads .dl-legend__item[data-state="review"] { border-top-color: var(--color-ink-muted); }

.page-downloads .dl-legend__name {
  font-size: var(--text-sm);
  letter-spacing: 0.12em;
  color: var(--color-ink);
}

.page-downloads .dl-legend__desc {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.page-downloads .dl-legend__note {
  margin: var(--space-6) 0 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
  padding-top: var(--space-3);
  border-top: var(--dl-hair) dotted var(--color-line);
}

/* ---------- 状态点页面变体 ---------- */
.page-downloads .status-dot[data-state="collect"] {
  background: var(--color-primary);
}

.page-downloads .status-dot[data-state="review"] {
  background: var(--color-ink-muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-downloads .dl-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

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

  .page-downloads .dl-groups__lead {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    gap: var(--space-6);
    align-items: end;
  }

  .page-downloads .dl-groups__fig {
    max-width: none;
  }
}

@media (min-width: 1080px) {
  .page-downloads .dl-hero__inner {
    grid-template-columns: minmax(160px, var(--dl-rail-w)) minmax(0, 1fr);
    gap: var(--space-8);
    align-items: stretch;
  }

  .page-downloads .dl-hero__title {
    writing-mode: vertical-rl;
    line-height: 1;
    letter-spacing: 0.1em;
    max-height: 62vh;
  }

  .page-downloads .dl-hero__rail {
    display: flex;
    flex-direction: column;
  }

  .page-downloads .dl-hero__lede {
    font-size: var(--text-sm);
    margin-top: auto;
    padding-top: var(--space-4);
    border-top: var(--dl-hair) dotted var(--color-line);
  }

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

  .page-downloads .dl-compare__grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-downloads .dl-spec__grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-downloads .dl-spec__list {
    margin: 0;
  }

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

  .page-downloads .dl-sec .sec-head {
    margin-bottom: var(--space-8);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-downloads .dl-group-card,
  .page-downloads .dl-legend__item {
    transition: none;
  }
}
<<<END>>>