/* =========================================================
   下载中心 / page-products
   ========================================================= */

.page-products {
  --dl-line: 1px solid var(--grid);
  --dl-soft: rgba(30, 61, 51, .62);
  --dl-body: rgba(234, 246, 241, .86);
  display: block;
  padding-bottom: clamp(56px, 8vw, 112px);
}

/* ---------- 面包屑留白 ---------- */
.page-products .breadcrumb {
  padding-top: clamp(14px, 2.4vw, 26px);
  padding-bottom: clamp(14px, 2.4vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  padding-bottom: clamp(28px, 4.5vw, 56px);
  background:
    radial-gradient(130% 92% at 6% 0%, var(--signal-06) 0%, transparent 58%),
    radial-gradient(78% 70% at 100% 6%, var(--amber-18) 0%, transparent 52%);
}

.page-products .dl-hero__frame {
  display: grid;
  grid-template-columns: 1fr;
  border: var(--dl-line);
  background: var(--panel);
}

.page-products .dl-hero__rail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 18px;
  padding: 13px 18px;
  border-bottom: var(--dl-line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-products .dl-rail__mark {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--signal);
  font-weight: 700;
}

.page-products .dl-rail__mark::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--signal);
  box-shadow: 0 0 10px var(--signal-35);
}

.page-products .dl-hero__body {
  padding: clamp(24px, 4vw, 48px) clamp(20px, 3.4vw, 46px);
}

.page-products .dl-hero__body .eyebrow {
  margin-bottom: 14px;
  color: var(--signal);
}

.page-products .dl-hero h1 {
  margin: 0 0 18px;
  max-width: 20ch;
  font-family: var(--font-condensed);
  font-size: clamp(27px, 4.6vw, 50px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-products .dl-lede {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--dl-body);
}

.page-products .dl-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-products .dl-hero__aside {
  display: grid;
  gap: 18px;
  align-content: start;
  padding: clamp(20px, 3.2vw, 32px);
  border-top: var(--dl-line);
  background: linear-gradient(180deg, var(--signal-06), transparent 72%);
}

.page-products .dl-qr {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 15px;
  border: 1px dashed var(--signal-35);
  background: var(--ink);
}

.page-products .dl-qr__code {
  width: 86px;
  height: 86px;
  flex: none;
  color: var(--signal);
}

.page-products .dl-qr__note {
  margin: 0;
  font-size: 12px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .dl-qr__note strong {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--white);
}

.page-products .dl-factlist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .dl-fact {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px solid var(--dl-soft);
  font-size: 13px;
}

.page-products .dl-fact:last-child { border-bottom: 0; }

.page-products .dl-fact__k { color: var(--muted); }

.page-products .dl-fact__v {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--white);
  letter-spacing: .02em;
}

.page-products .dl-hero__visual {
  margin: clamp(20px, 3.4vw, 36px) 0 0;
}

/* ---------- 章节通用 ---------- */
.page-products .dl-sec {
  padding-top: clamp(22px, 3.4vw, 38px);
  border-top: var(--dl-line);
}

.page-products .dl-sec__title {
  margin-bottom: clamp(14px, 2vw, 22px);
}

.page-products .dl-intro {
  margin: 0 0 clamp(18px, 2.6vw, 26px);
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--dl-body);
}

.page-products .dl-note {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 68ch;
  padding-left: 14px;
  border-left: 2px solid var(--grid);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .dl-link {
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid var(--signal-35);
}

.page-products .dl-link:hover {
  border-bottom-color: var(--signal);
}

/* ---------- 适配条件对照表 ---------- */
.page-products .dl-compare {
  border: var(--dl-line);
  background: var(--panel);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .dl-compare table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 13.5px;
}

.page-products .dl-compare th,
.page-products .dl-compare td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  color: var(--white);
  border-bottom: 1px solid var(--dl-soft);
}

.page-products .dl-compare thead th {
  background: var(--ink);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-products .dl-compare tbody th { font-weight: 600; white-space: nowrap; }

.page-products .dl-compare tbody tr:last-child th,
.page-products .dl-compare tbody tr:last-child td { border-bottom: 0; }

.page-products .dl-entry {
  display: block;
  font-size: 15px;
  color: var(--white);
}

.page-products .dl-entry__ver {
  display: inline-block;
  margin-top: 5px;
  padding: 1px 7px;
  border: 1px solid var(--signal-35);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--signal);
}

/* ---------- 三步安装 ---------- */
.page-products .dl-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .dl-step {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  column-gap: 16px;
  row-gap: 6px;
  align-items: start;
  padding: 20px 0 24px;
  border-bottom: 1px solid var(--dl-soft);
}

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

.page-products .dl-step__num {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--signal);
}

.page-products .dl-step__title {
  grid-column: 2;
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
}

.page-products .dl-step__text {
  grid-column: 2;
  margin: 0;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--dl-body);
}

/* ---------- 图文功能段 ---------- */
.page-products .dl-feature {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
}

.page-products .dl-feature__media {
  margin: 0;
  padding: 10px;
  border: var(--dl-line);
  background: var(--panel);
}

.page-products .dl-feature__media img {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .dl-feature--tight .dl-feature__media img {
  max-height: 520px;
  object-fit: cover;
  object-position: 50% 22%;
}

.page-products .dl-feature__copy > p {
  margin: 0 0 16px;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--dl-body);
}

.page-products .dl-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-products .dl-points li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--dl-body);
}

.page-products .dl-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 9px;
  height: 1px;
  background: var(--signal);
}

/* ---------- 导出格式 ---------- */
.page-products .dl-formats {
  list-style: none;
  margin: 0 0 clamp(22px, 3vw, 32px);
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .dl-format {
  padding: 18px;
  border: var(--dl-line);
  border-top: 2px solid var(--amber);
  background: var(--panel);
}

.page-products .dl-format__code {
  display: block;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--amber-soft);
}

.page-products .dl-format__scene {
  margin: 9px 0 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--dl-body);
}

.page-products .dl-export__shot {
  margin: 0;
}

/* ---------- 版本时间轴 ---------- */
.page-products .dl-versions {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-products .dl-versions::before {
  content: "";
  position: absolute;
  left: 27px;
  top: 10px;
  bottom: 18px;
  width: 1px;
  background: linear-gradient(180deg, var(--signal-35) 0%, var(--grid) 62%, transparent 100%);
}

.page-products .dl-version {
  position: relative;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  column-gap: 18px;
  padding-bottom: 24px;
}

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

.page-products .dl-version__num {
  position: relative;
  z-index: 1;
  justify-self: start;
  padding: 1px 0;
  background: var(--ink);
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--signal);
}

.page-products .dl-version__title {
  margin: 0 0 6px;
  font-size: 16.5px;
  font-weight: 700;
  color: var(--white);
}

.page-products .dl-version__text {
  margin: 0;
  max-width: 66ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--dl-body);
}

/* ---------- 常见问题 ---------- */
.page-products .dl-qa {
  border-top: var(--dl-line);
}

.page-products .dl-qa__item {
  border-bottom: var(--dl-line);
}

.page-products .dl-qa__q {
  position: relative;
  padding: 16px 36px 16px 0;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--white);
}

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

.page-products .dl-qa__q::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--signal);
}

.page-products .dl-qa__item[open] .dl-qa__q::after { content: "–"; }

.page-products .dl-qa__a {
  margin: 0;
  padding: 0 0 18px;
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.82;
  color: var(--dl-body);
}

/* ---------- 批量部署 ---------- */
.page-products .dl-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 36px);
  padding: clamp(22px, 3.4vw, 40px);
  border: var(--dl-line);
  border-left: 2px solid var(--signal);
  background:
    linear-gradient(140deg, var(--signal-06) 0%, transparent 58%),
    var(--panel);
}

.page-products .dl-band__copy > p {
  margin: 0 0 14px;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--dl-body);
}

.page-products .dl-metrics {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .dl-metric {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--dl-soft);
}

.page-products .dl-metric__v {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--signal);
}

.page-products .dl-metric__k {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.page-products .dl-band__media {
  margin: 0;
  align-self: center;
}

/* ---------- 延伸阅读 ---------- */
.page-products .dl-more {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: clamp(28px, 4vw, 44px);
}

.page-products .dl-more__item {
  display: block;
  padding: 14px 16px;
  border: var(--dl-line);
  border-left: 2px solid var(--grid);
  background: var(--panel);
  font-size: 13.5px;
  color: var(--white);
  text-decoration: none;
  transition: border-color .22s var(--ease), color .22s var(--ease);
}

.page-products .dl-more__item:hover {
  border-left-color: var(--signal);
  color: var(--signal);
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 760px) {
  .page-products .dl-formats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

  .page-products .dl-metric {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

@media (min-width: 900px) {
  .page-products .dl-hero__frame {
    grid-template-columns: 88px minmax(0, 1fr) 320px;
  }

  .page-products .dl-hero__rail {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 18px;
    padding: 30px 14px;
    border-bottom: 0;
    border-right: var(--dl-line);
  }

  .page-products .dl-hero__aside {
    border-top: 0;
    border-left: var(--dl-line);
  }

  .page-products .dl-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-products .dl-step {
    grid-template-columns: 1fr;
    align-content: start;
    padding: 22px;
    border: var(--dl-line);
    border-left: 2px solid var(--signal);
    background: var(--panel);
  }

  .page-products .dl-step__num { grid-column: 1; grid-row: auto; }

  .page-products .dl-step__title,
  .page-products .dl-step__text { grid-column: 1; }

  .page-products .dl-feature {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-products .dl-feature--media-first {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  }

  .page-products .dl-band {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: center;
  }
}
<<<END>>>