/* ===== 资料中心（/downloads/）===== */
.page-downloads {
  --dl-rail: 178px;
  --dl-ease: 120ms ease-out;
  --dl-row-gap: var(--space-3);
}

/* ---------- 面包屑 ---------- */
.page-downloads .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0 var(--space-1);
  margin: 0 0 var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-downloads .breadcrumb a {
  color: var(--color-ink-soft);
  text-decoration: none;
  transition: color var(--dl-ease);
}

.page-downloads .breadcrumb a:hover {
  color: var(--color-primary);
}

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

/* ---------- 首屏 ---------- */
.page-downloads .dl-hero {
  padding-top: var(--space-6);
  padding-bottom: var(--space-8);
}

.page-downloads .dl-hero__top {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  align-items: end;
  margin-bottom: var(--space-8);
}

.page-downloads .dl-hero__lead {
  max-width: var(--measure);
}

.page-downloads .dl-hero__title {
  margin: 0 0 var(--space-3);
  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-downloads .dl-hero__intro {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

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

/* 通用图片容器 */
.page-downloads .dl-figure {
  position: relative;
  margin: 0;
  overflow: hidden;
}

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

.page-downloads .dl-figure--a img { aspect-ratio: 1000 / 600; }
.page-downloads .dl-figure--b img { aspect-ratio: 800 / 1000; }
.page-downloads .dl-figure--c img { aspect-ratio: 800 / 600; }

.page-downloads .figure__tag {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: var(--space-1) var(--space-2);
  background-color: var(--color-surface-deep);
  color: var(--color-ink-soft);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
}

/* ---------- 首屏看板 ---------- */
.page-downloads .dl-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  align-items: start;
}

.page-downloads .dl-vols__label {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

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

.page-downloads .dl-vol {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-1) var(--space-2);
  background-color: var(--color-surface-alt);
  color: var(--color-ink);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-lg);
  line-height: 1.2;
  text-decoration: none;
  transition: background-color var(--dl-ease), color var(--dl-ease);
}

.page-downloads .dl-vol:hover,
.page-downloads .dl-vol:focus-visible {
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
}

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

.page-downloads .dl-vol__n {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 400;
  opacity: 0.72;
}

/* ---------- 大编号目录 ---------- */
.page-downloads .dl-index {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-downloads .dl-index__row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  column-gap: var(--dl-row-gap);
  row-gap: 0;
  padding: var(--space-2);
  border-bottom: var(--border-thin) solid var(--color-line);
  transition: background-color var(--dl-ease), color var(--dl-ease);
}

.page-downloads .dl-index__row:first-child {
  border-top: var(--border-thin) solid var(--color-line);
}

.page-downloads .dl-index__row:hover,
.page-downloads .dl-index__row:focus-within {
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-downloads .dl-index__num {
  font-family: var(--font-mono);
  font-weight: 900;
  font-size: var(--text-figure);
  line-height: 0.85;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  color: var(--color-primary);
  transition: color var(--dl-ease);
}

.page-downloads .dl-index__row:hover .dl-index__num,
.page-downloads .dl-index__row:focus-within .dl-index__num {
  color: var(--color-primary-ink);
}

.page-downloads .dl-index__body {
  display: block;
  min-width: 0;
}

.page-downloads .dl-index__name {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-lg);
  line-height: 1.2;
  color: inherit;
}

.page-downloads .dl-index__who {
  display: block;
  margin-top: 2px;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  transition: color var(--dl-ease);
}

.page-downloads .dl-index__row:hover .dl-index__who,
.page-downloads .dl-index__row:focus-within .dl-index__who {
  color: var(--color-primary-ink);
  opacity: 0.84;
}

.page-downloads .dl-index__note {
  grid-column: 1 / -1;
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dl-ease);
}

.page-downloads .dl-index__note > span {
  display: block;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-downloads .dl-index__row:hover .dl-index__note,
.page-downloads .dl-index__row:focus-within .dl-index__note {
  grid-template-rows: 1fr;
}

.page-downloads .dl-index__row:hover .dl-index__note > span,
.page-downloads .dl-index__row:focus-within .dl-index__note > span {
  margin-top: var(--space-2);
  color: var(--color-primary-ink);
  opacity: 0.86;
}

/* ---------- 分卷区块公用 ---------- */
.page-downloads .dl-group__head {
  margin-bottom: var(--space-6);
}

.page-downloads .dl-group__lead {
  max-width: var(--measure);
  margin: var(--space-2) 0 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-downloads .dl-group__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
  align-items: start;
}

/* 主色底上的文字 */
.page-downloads .band--primary .section-kicker,
.page-downloads .band--primary .section-title,
.page-downloads .band--primary .dl-group__lead,
.page-downloads .band--primary .dl-card__title {
  color: var(--color-primary-ink);
}

.page-downloads .band--primary .dl-group__lead {
  opacity: 0.9;
}

/* 深色底上的文字 */
.page-downloads .band--contrast .section-kicker,
.page-downloads .band--contrast .section-title,
.page-downloads .band--contrast .dl-group__lead,
.page-downloads .band--contrast .dl-card__title {
  color: var(--color-contrast-ink);
}

.page-downloads .band--contrast .dl-group__lead {
  opacity: 0.86;
}

/* ---------- 项目卡片 ---------- */
.page-downloads .dl-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
}

.page-downloads .dl-card {
  display: grid;
  gap: var(--space-3);
  align-content: start;
}

.page-downloads .dl-card__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-lg);
  line-height: 1.25;
  color: var(--color-ink);
}

.page-downloads .dl-card__title::before {
  content: "";
  display: block;
  width: 32px;
  height: var(--border-thick);
  margin-bottom: var(--space-2);
  background-color: var(--color-accent);
}

.page-downloads .band--primary .dl-card__title::before {
  background-color: var(--color-primary-ink);
}

.page-downloads .band--contrast .dl-card__title::before {
  background-color: var(--color-contrast-accent);
}

.page-downloads .dl-card__facts {
  display: grid;
  gap: var(--space-2);
  margin: 0;
}

.page-downloads .dl-card__fact {
  display: grid;
  gap: 2px;
}

.page-downloads .dl-card__fact dt {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

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

.page-downloads .band--primary .dl-card__fact dt {
  color: var(--color-primary-soft);
}

.page-downloads .band--primary .dl-card__fact dd {
  color: var(--color-primary-ink);
  opacity: 0.92;
}

.page-downloads .band--contrast .dl-card__fact dt {
  color: var(--color-contrast-accent);
}

.page-downloads .band--contrast .dl-card__fact dd {
  color: var(--color-contrast-ink);
  opacity: 0.9;
}

/* 正文内联链接 */
.page-downloads .inline-link {
  color: inherit;
  font-weight: 700;
  text-decoration: none;
  border-bottom: var(--border-thick) solid currentColor;
  transition: color var(--dl-ease), border-color var(--dl-ease);
}

.page-downloads .inline-link:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.page-downloads .band--primary .inline-link:hover,
.page-downloads .band--contrast .inline-link:hover {
  color: var(--color-contrast-accent);
  border-color: var(--color-contrast-accent);
}

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

/* ---------- 获取方式 ---------- */
.page-downloads .dl-get__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.page-downloads .dl-get__col h3 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-lg);
  line-height: 1.25;
  color: var(--color-ink);
}

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

.page-downloads .dl-get__line {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  padding: var(--space-1) 0;
}

.page-downloads .dl-get__line + .dl-get__line {
  border-top: var(--border-thin) solid var(--color-line);
}

.page-downloads .dl-get__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.page-downloads .dl-get__value {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink);
  word-break: break-word;
}

.page-downloads .dl-get__exit {
  margin: var(--space-6) 0 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-downloads .dl-hero__top {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: var(--space-6);
  }

  .page-downloads .dl-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: var(--space-6);
  }

  .page-downloads .dl-index__row:nth-child(2) {
    border-top: var(--border-thin) solid var(--color-line);
  }

  .page-downloads .dl-cards--2,
  .page-downloads .dl-cards--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .page-downloads .dl-get__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-6);
  }
}

@media (min-width: 960px) {
  .page-downloads .dl-board {
    grid-template-columns: var(--dl-rail) minmax(0, 1fr);
    gap: var(--space-6);
  }

  .page-downloads .dl-vols__list {
    flex-direction: column;
    flex-wrap: nowrap;
  }

  .page-downloads .dl-hero {
    padding-top: var(--space-8);
    padding-bottom: var(--section-y-lg);
  }

  .page-downloads .dl-group__body--fig-left {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.7fr);
    gap: var(--space-6);
  }

  .page-downloads .dl-group__body--fig-right {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 0.85fr);
    gap: var(--space-6);
  }

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