/* ============================================================
   下载中心 /download/  —— 页面专属样式
   作用域：.page-products
   ============================================================ */

.page-products {
  --dl-space: clamp(3.5rem, 9vw, 7.5rem);
  --dl-radius: 2px;
  position: relative;
  background:
    radial-gradient(125% 55% at 50% -8%, rgba(74, 107, 90, 0.30) 0%, rgba(74, 107, 90, 0) 62%),
    linear-gradient(180deg, #0C2621 0%, var(--felt) 42%, var(--felt) 100%);
}

.page-products .section {
  padding-block: var(--dl-space);
}

.page-products .lede {
  color: var(--chip);
}

/* ---------- 顶部版本条 ---------- */
.page-products .dl-versionbar {
  border-bottom: 1px solid rgba(74, 107, 90, 0.45);
  background: linear-gradient(90deg, rgba(74, 107, 90, 0.24), rgba(14, 42, 31, 0) 72%);
}

.page-products .dl-versionbar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 1rem;
  padding-block: 0.8rem;
}

.page-products .dl-versionbar__text {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .dl-versionbar__text .mono {
  color: var(--gold);
}

/* ---------- 面包屑留白 ---------- */
.page-products .breadcrumb {
  padding-top: 1.5rem;
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  padding-top: clamp(1.75rem, 4vw, 3rem);
}

.page-products .dl-hero__grid {
  display: grid;
  gap: clamp(2rem, 6vw, 3.25rem);
}

.page-products .dl-hero__lead h1 {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(2.05rem, 7vw, 4rem);
  line-height: 1.14;
  letter-spacing: 0.02em;
  color: var(--chip);
  margin: 0.65rem 0 1.1rem;
}

.page-products .dl-hero__lead .lede {
  max-width: 42ch;
  font-size: 1.0625rem;
  line-height: 1.85;
  margin: 0 0 1.75rem;
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-products .dl-hero__visual {
  position: relative;
}

.page-products .dl-hero__frame {
  border: 2px solid rgba(74, 107, 90, 0.55);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

/* ---------- 版本卡 ---------- */
.page-products .dl-versioncard {
  margin-top: 1.25rem;
  border: 2px solid var(--patina);
  box-shadow: 6px 6px 0 var(--ink);
  background: var(--felt-2);
}

.page-products .dl-versioncard__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.page-products .dl-versioncard__num {
  font-size: clamp(2.5rem, 9vw, 3rem);
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--gold);
  margin: 0.35rem 0 1rem;
}

.page-products .dl-versioncard__meta {
  display: grid;
  gap: 0;
  margin: 0;
  border-top: 1px solid var(--line-soft);
  padding-top: 0.6rem;
}

.page-products .dl-versioncard__meta > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.45rem;
  font-size: 0.875rem;
}

.page-products .dl-versioncard__meta dt {
  color: var(--mist);
  margin: 0;
}

.page-products .dl-versioncard__meta dd {
  margin: 0;
  color: var(--chip);
}

/* ---------- 版本更新 ---------- */
.page-products .dl-update__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
}

.page-products .dl-update__figure {
  border: 2px solid rgba(74, 107, 90, 0.5);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-products .dl-update__caption {
  margin: 1rem 0 0;
  font-size: 0.875rem;
  line-height: 1.75;
}

.page-products .dl-update__body h2 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.6rem, 5vw, 2.25rem);
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--chip);
  margin: 0.5rem 0 1rem;
}

.page-products .dl-update__body > p {
  max-width: 46ch;
  line-height: 1.85;
  color: var(--chip);
  margin: 0 0 1.75rem;
}

/* ---------- 折叠面板 ---------- */
.page-products .dl-acc {
  border: 2px solid var(--patina);
  background: var(--felt-2);
}

.page-products .dl-acc__summary {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem 1.15rem;
  cursor: pointer;
  list-style: none;
  color: var(--chip);
  font-size: 0.9375rem;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .dl-acc__summary::-webkit-details-marker {
  display: none;
}

.page-products .dl-acc__summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.125rem;
  color: var(--gold);
}

.page-products .dl-acc[open] .dl-acc__summary::after {
  content: "−";
}

.page-products .dl-acc__summary:hover {
  background: rgba(74, 107, 90, 0.18);
  color: var(--gold-lit);
}

.page-products .dl-acc__tag {
  color: var(--gold);
  letter-spacing: 0.06em;
}

.page-products .dl-acc__body {
  padding: 0 1.15rem 1.25rem;
}

.page-products .dl-bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .dl-bullets li {
  position: relative;
  padding: 0.9rem 0 0.9rem 2.1rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--chip);
}

.page-products .dl-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.35rem;
  width: 0.7rem;
  height: 0.7rem;
  border: 2px solid var(--gold);
  box-shadow: 3px 3px 0 rgba(201, 162, 39, 0.22);
}

/* ---------- 包体对比 ---------- */
.page-products .dl-packs__head h2,
.page-products .dl-catalog__intro h2,
.page-products .dl-install__body h2,
.page-products .dl-specs h2,
.page-products .dl-trouble h2 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.6rem, 5vw, 2.25rem);
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--chip);
  margin: 0.5rem 0 1rem;
}

.page-products .dl-packs__intro {
  max-width: 52ch;
  line-height: 1.85;
  color: var(--mist);
  margin: 0;
}

.page-products .dl-packs__grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 2.25rem;
}

.page-products .dl-pack {
  border: 2px solid var(--line-soft);
  box-shadow: 6px 6px 0 var(--ink);
  background: var(--felt-2);
}

.page-products .dl-pack.panel--patina {
  border-color: var(--patina);
}

.page-products .dl-pack__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.page-products .dl-pack__head h3 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.375rem;
  letter-spacing: 0.03em;
  color: var(--chip);
  margin: 0;
}

.page-products .dl-pack__pitch {
  margin: 0 0 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .dl-pack__specs {
  margin: 0;
  display: grid;
}

.page-products .dl-pack__specs > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.7rem;
  border-top: 1px dashed rgba(242, 239, 230, 0.16);
  font-size: 0.875rem;
}

.page-products .dl-pack__specs dt {
  margin: 0;
  color: var(--mist);
}

.page-products .dl-pack__specs dd {
  margin: 0;
  color: var(--chip);
  text-align: right;
}

/* ---------- 资源分类目录 ---------- */
.page-products .dl-catalog__head {
  display: grid;
  gap: 2rem;
}

.page-products .dl-catalog__intro p {
  max-width: 54ch;
  line-height: 1.85;
  color: var(--mist);
  margin: 0;
}

.page-products .dl-catalog__thumb {
  border: 2px solid rgba(74, 107, 90, 0.5);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  max-width: 220px;
}

.page-products .dl-catalog__filter {
  margin-top: 2rem;
}

.page-products .dl-cat-list {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-products .dl-cat {
  border: 2px solid var(--line-soft);
  background: var(--felt-2);
  padding: 1.25rem 1.25rem 1.35rem;
  box-shadow: 4px 4px 0 var(--ink);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .dl-cat:hover {
  transform: translateY(-4px);
  border-color: var(--line-gold-hi);
}

.page-products .dl-cat__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: 0.75rem;
}

.page-products .dl-cat__head h3 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  color: var(--chip);
  margin: 0;
}

.page-products .dl-cat__count {
  font-size: 1.5rem;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-products .dl-cat__desc {
  margin: 0.9rem 0 1rem;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .dl-cat__tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.page-products .dl-catalog__more {
  margin: 2rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 内联链接 ---------- */
.page-products .dl-link {
  color: var(--gold);
  text-decoration: underline;
  text-decoration-color: var(--line-gold);
  text-underline-offset: 4px;
  transition: color var(--dur) var(--ease), text-decoration-color var(--dur) var(--ease);
}

.page-products .dl-link:hover,
.page-products .dl-link:focus-visible {
  color: var(--gold-lit);
  text-decoration-color: var(--line-gold-hi);
}

/* ---------- 安装步骤 ---------- */
.page-products .dl-install__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
}

.page-products .dl-install__intro {
  max-width: 46ch;
  line-height: 1.85;
  color: var(--mist);
  margin: 0 0 2rem;
}

.page-products .dl-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: dlstep;
}

.page-products .dl-step {
  position: relative;
  padding: 0 0 1.75rem 3.5rem;
}

.page-products .dl-step::before {
  content: "";
  position: absolute;
  left: 1.125rem;
  top: 2.5rem;
  bottom: 0.25rem;
  width: 2px;
  background: var(--patina);
}

.page-products .dl-step:last-child {
  padding-bottom: 0;
}

.page-products .dl-step:last-child::before {
  display: none;
}

.page-products .dl-step__mark {
  position: absolute;
  left: 0;
  top: 0;
  width: 2.25rem;
  height: 2.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
  border: 2px solid var(--patina);
  background: var(--felt-2);
  color: var(--gold);
  box-shadow: 3px 3px 0 var(--ink);
}

.page-products .dl-step__mark .mono {
  font-size: 0.625rem;
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-products .dl-step__body h3 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: 0.03em;
  color: var(--chip);
  margin: 0 0 0.5rem;
}

.page-products .dl-step__body p {
  margin: 0 0 0.5rem;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--chip);
}

.page-products .dl-step__hint {
  font-size: 0.8125rem !important;
  color: var(--mist) !important;
  padding-left: 0.85rem;
  border-left: 2px solid var(--red);
}

.page-products .dl-install__figure {
  border: 2px solid rgba(74, 107, 90, 0.55);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  max-width: 340px;
}

.page-products .dl-install__foot {
  margin-top: clamp(2rem, 5vw, 3.5rem);
  border: 2px solid rgba(74, 107, 90, 0.4);
  overflow: hidden;
}

/* ---------- 系统要求 ---------- */
.page-products .dl-specs__intro {
  max-width: 52ch;
  line-height: 1.85;
  color: var(--mist);
  margin: 0 0 2rem;
}

.page-products .dl-specs__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 2px solid var(--line-soft);
  box-shadow: 6px 6px 0 var(--ink);
}

.page-products .dl-specs__table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 0.875rem;
  background: var(--felt-2);
}

.page-products .dl-specs__caption {
  caption-side: top;
  text-align: left;
  padding: 0.9rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
  background: rgba(14, 42, 31, 0.6);
}

.page-products .dl-specs__table th,
.page-products .dl-specs__table td {
  text-align: left;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line-soft);
  vertical-align: top;
  line-height: 1.7;
}

.page-products .dl-specs__table thead th {
  background: rgba(74, 107, 90, 0.28);
  color: var(--chip);
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
}

.page-products .dl-specs__table tbody th {
  color: var(--mist);
  font-weight: 500;
  background: rgba(18, 58, 43, 0.5);
}

.page-products .dl-specs__table tbody td {
  color: var(--chip);
}

.page-products .dl-specs__table tbody td:last-child {
  background: rgba(74, 107, 90, 0.18);
  color: var(--gold-lit);
}

.page-products .dl-specs__note {
  margin: 1.5rem 0 0;
  max-width: 60ch;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 故障排查 ---------- */
.page-products .dl-trouble__intro {
  max-width: 52ch;
  line-height: 1.85;
  color: var(--mist);
  margin: 0 0 2.25rem;
}

.page-products .dl-trouble__grid {
  display: grid;
  gap: 1rem;
}

.page-products .dl-trouble__card {
  border: 2px solid var(--red);
  background: var(--felt-2);
  padding: 1.35rem 1.25rem 1.4rem;
  box-shadow: 5px 5px 0 var(--ink);
}

.page-products .dl-trouble__card h3 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: 0.03em;
  color: var(--chip);
  margin: 0 0 0.65rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid rgba(140, 47, 57, 0.55);
}

.page-products .dl-trouble__card p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .dl-trouble__more {
  margin: 2rem 0 0;
  max-width: 62ch;
  font-size: 0.9375rem;
  line-height: 1.9;
  color: var(--mist);
}

/* ============================================================
   断点
   ============================================================ */

@media (min-width: 720px) {
  .page-products .dl-packs__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.75rem;
  }

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

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

  .page-products .dl-catalog__head {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 2.5rem;
  }
}

@media (min-width: 900px) {
  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
    gap: clamp(2.5rem, 5vw, 4.5rem);
  }

  .page-products .dl-hero__visual {
    padding: 0 0 3.5rem 3rem;
  }

  .page-products .dl-versioncard {
    position: absolute;
    left: 0;
    bottom: 0;
    width: min(330px, 82%);
    margin-top: 0;
  }

  .page-products .dl-update__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: clamp(2.5rem, 5vw, 4.5rem);
    align-items: start;
  }

  .page-products .dl-install__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
    gap: clamp(2.5rem, 5vw, 4rem);
  }

  .page-products .dl-install__figure {
    max-width: none;
    justify-self: end;
  }

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

  .page-products .dl-catalog__thumb {
    max-width: 200px;
  }
}

@media (min-width: 1120px) {
  .page-products .dl-cat-list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-products .dl-hero__grid {
    gap: 3.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-cat,
  .page-products .dl-acc__summary,
  .page-products .dl-link {
    transition: none;
  }

  .page-products .dl-cat:hover {
    transform: none;
  }
}
<<<END>>>