.page-downloads {
  --dl-hero-min: calc(var(--space-8) * 6);
  --dl-aside: calc(var(--space-8) * 4);
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-downloads .dl-hero {
  position: relative;
  isolation: isolate;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding-block: var(--space-8) var(--space-6);
  min-height: var(--dl-hero-min);
  display: flex;
  align-items: flex-end;
}

.page-downloads .dl-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.page-downloads .dl-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 64% 42%;
}

.page-downloads .dl-hero__scrim {
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
}

.page-downloads .dl-hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  width: 100%;
}

.page-downloads .dl-hero__crumb {
  color: color-mix(in srgb, var(--color-contrast-ink) 70%, transparent);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.page-downloads .dl-hero__crumb a {
  color: inherit;
  text-decoration: none;
}

.page-downloads .dl-hero__crumb a:hover {
  color: var(--color-contrast-accent);
}

.page-downloads .dl-hero__title {
  margin: 0;
  max-width: 22ch;
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: 0.95;
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-downloads .dl-hero__lede {
  margin: 0;
  max-width: 52ch;
  font-size: var(--text-lg);
  color: color-mix(in srgb, var(--color-contrast-ink) 84%, transparent);
}

/* 四栏概览 */
.page-downloads .dl-tour {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4) var(--space-3);
}

.page-downloads .dl-tour__item {
  display: grid;
  gap: var(--space-1);
  align-content: start;
}

.page-downloads .dl-tour__tag {
  justify-self: start;
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  padding: 3px var(--space-1);
  border-radius: var(--radius-sm);
  color: var(--color-contrast-accent);
  background: color-mix(in srgb, var(--color-contrast-accent) 18%, transparent);
}

.page-downloads .dl-tour__num {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  color: var(--color-contrast-accent);
  transition: color 0.2s ease, transform 0.2s ease;
}

.page-downloads .dl-tour__label {
  font-size: var(--text-sm);
  line-height: 1.5;
  color: color-mix(in srgb, var(--color-contrast-ink) 76%, transparent);
}

/* ---------- 分类画布 ---------- */
.page-downloads .dl-cat {
  padding-block: var(--section-y);
  background: var(--color-surface);
}

.page-downloads .dl-cat--alt {
  background: var(--color-surface-alt);
}

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

.page-downloads .dl-cat__head {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
}

.page-downloads .dl-cat__vmark {
  writing-mode: vertical-rl;
  text-orientation: upright;
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  letter-spacing: 0.24em;
  color: var(--color-ink-muted);
  line-height: 1;
  padding-block: var(--space-1);
}

.page-downloads .dl-cat__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-downloads .dl-cat__lede {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

.page-downloads .dl-cat__for {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  color: var(--color-ink-soft);
}

.page-downloads .dl-cat__for-key {
  display: inline-block;
  margin-right: var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-accent);
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-accent) 45%, transparent);
  padding-bottom: 2px;
}

/* 图片横条 */
.page-downloads .dl-band {
  margin: var(--space-2) 0 0;
}

.page-downloads .dl-band img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 5;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.page-downloads .dl-band__cap {
  margin-top: var(--space-2);
  max-width: var(--measure);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

/* 项目清单 */
.page-downloads .dl-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-6);
}

.page-downloads .dl-list--tight {
  gap: var(--space-4);
}

.page-downloads .dl-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-2);
  transition: transform 0.18s ease;
}

.page-downloads .dl-item__head {
  display: grid;
  gap: var(--space-1);
}

.page-downloads .dl-item__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: 1.3;
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  transition: color 0.2s ease;
}

.page-downloads .dl-item__meta {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
}

.page-downloads .dl-item__num {
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  color: var(--color-accent);
  transition: color 0.2s ease;
}

.page-downloads .dl-item__body p {
  margin: 0;
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

/* 复盘分区的图文错位 */
.page-downloads .dl-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

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

.page-downloads .dl-split__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.page-downloads .dl-split__cap {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  max-width: 34ch;
}

/* ---------- 组合使用 ---------- */
.page-downloads .dl-use {
  padding-block: var(--section-y);
  background: var(--color-surface);
}

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

.page-downloads .dl-use__title {
  margin: var(--space-2) 0 0;
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-downloads .dl-use__lede {
  margin: var(--space-3) 0 0;
  font-size: var(--text-lg);
  color: var(--color-ink-soft);
}

.page-downloads .dl-use__list {
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

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

.page-downloads .dl-use__item + .dl-use__item {
  padding-top: var(--space-6);
}

.page-downloads .dl-use__pair {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  letter-spacing: 0.02em;
  color: var(--color-primary);
}

.page-downloads .dl-use__body p {
  margin: 0;
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

.page-downloads .dl-use__link {
  display: inline-block;
  margin-top: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-accent) 50%, transparent);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-downloads .dl-use__link:hover {
  color: var(--color-focus);
  border-color: var(--color-focus);
}

/* ---------- 咨询入口 ---------- */
.page-downloads .dl-reach {
  padding-block: var(--section-y);
  background: var(--color-surface-alt);
}

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

.page-downloads .dl-reach__panel {
  background: var(--color-highlight);
  border-radius: var(--radius-md);
  padding: var(--space-6) var(--space-4);
}

.page-downloads .dl-reach__title {
  margin: var(--space-2) 0 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-downloads .dl-reach__text {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
  color: var(--color-ink);
}

.page-downloads .dl-reach__note {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

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

.page-downloads .dl-reach__sub {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  letter-spacing: 0.08em;
  color: var(--color-ink-soft);
}

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

.page-downloads .dl-contact dt {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
}

.page-downloads .dl-contact dd {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink);
}

.page-downloads .dl-contact__hint {
  display: block;
  margin-top: 2px;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-downloads .dl-reach__btn {
  align-self: flex-start;
}

/* ---------- 悬停与焦点 ---------- */
@media (hover: hover) {
  .page-downloads .dl-tour__item:hover .dl-tour__num {
    color: var(--color-contrast-ink);
  }

  .page-downloads .dl-item:hover {
    transform: translateX(-2px);
  }

  .page-downloads .dl-item:hover .dl-item__title {
    color: var(--color-primary);
  }

  .page-downloads .dl-item:hover .dl-item__num {
    color: var(--color-focus);
  }
}

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

/* ---------- 栅格与响应式 ---------- */
@media (min-width: 600px) {
  .page-downloads .dl-tour {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-downloads .dl-reach__panel {
    padding: var(--space-8) var(--space-6);
  }
}

@media (min-width: 880px) {
  .page-downloads .dl-hero {
    padding-block: var(--space-8) var(--space-6);
  }

  .page-downloads .dl-hero__media {
    inset: 0 0 0 46%;
  }

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

  .page-downloads .dl-cat__grid {
    grid-template-columns: var(--dl-aside) minmax(0, 1fr);
    gap: var(--space-3) var(--space-8);
  }

  .page-downloads .dl-cat__head {
    grid-column: 1 / -1;
  }

  .page-downloads .dl-cat__lede,
  .page-downloads .dl-cat__for,
  .page-downloads .dl-list,
  .page-downloads .dl-band,
  .page-downloads .dl-split {
    grid-column: 2 / -1;
  }

  .page-downloads .dl-item {
    grid-template-columns: minmax(0, calc(var(--space-8) * 4)) minmax(0, 1fr);
    gap: var(--space-6);
    align-items: start;
  }

  .page-downloads .dl-split {
    grid-template-columns: minmax(0, 1fr) calc(var(--space-8) * 3.5);
    align-items: start;
    gap: var(--space-6);
  }

  .page-downloads .dl-use__item {
    grid-template-columns: minmax(0, calc(var(--space-8) * 3.5)) minmax(0, 1fr);
    gap: var(--space-6);
    align-items: start;
  }

  .page-downloads .dl-reach__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-8);
    align-items: start;
  }

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

  .page-downloads .dl-contact dt {
    padding-top: 3px;
  }

  .page-downloads .dl-contact dd {
    margin-bottom: var(--space-2);
  }
}

@media (min-width: 1100px) {
  .page-downloads .dl-cat {
    padding-block: var(--section-y-lg);
  }
}