.page-products {
  --dl-soft: 14px;
  --dl-radius-card: 18px;
  background: var(--paper);
  color: var(--text-ink);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.85;
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.3;
  color: var(--ink-navy);
  margin: 0;
}

.page-products p {
  margin: 0 0 1em;
}

.page-products p:last-child {
  margin-bottom: 0;
}

/* ---------- 面包屑 ---------- */

.page-products .dl-crumb {
  padding-top: 22px;
  padding-bottom: 6px;
}

.page-products .dl-crumb .breadcrumb {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.page-products .dl-crumb .breadcrumb__link {
  color: var(--navy-link);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-products .dl-crumb .breadcrumb__link:hover,
.page-products .dl-crumb .breadcrumb__link:focus-visible {
  border-bottom-color: var(--sand-gold);
}

.page-products .dl-crumb .breadcrumb__sep {
  margin: 0 10px;
  color: var(--line);
}

/* ---------- 首屏框景 ---------- */

.page-products .dl-hero {
  padding: 18px 0 0;
}

.page-products .dl-hero__frame {
  position: relative;
  padding: 40px 20px 30px;
  border: 1px solid var(--line);
  border-radius: var(--dl-radius-card);
  background: linear-gradient(180deg, #ffffff 0%, var(--paper) 78%);
  overflow: hidden;
}

.page-products .dl-hero__frame::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 12px;
  background-image: repeating-linear-gradient(90deg, rgba(200, 162, 92, 0.85) 0 1px, transparent 1px 16px);
}

.page-products .dl-hero__frame::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -70px;
  width: 200px;
  height: 200px;
  border: 1px dashed rgba(200, 162, 92, 0.45);
  border-radius: 50%;
  pointer-events: none;
}

.page-products .dl-hero__grid {
  position: relative;
  display: grid;
  gap: 26px;
}

.page-products .dl-hero h1 {
  font-size: 30px;
  margin-bottom: 16px;
}

.page-products .dl-hero__lede {
  max-width: 34em;
  color: var(--text-ink);
  font-size: 16px;
}

.page-products .dl-hero__facts {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  margin: 26px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .dl-hero__facts li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
}

.page-products .dl-hero__facts li + li {
  border-top: 1px dashed var(--line);
}

.page-products .dl-hero__facts b {
  font-family: var(--font-serif);
  font-variant-numeric: tabular-nums;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--ink-navy);
}

.page-products .dl-hero__facts span {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  white-space: nowrap;
}

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

/* ---------- 通用媒体 ---------- */

.page-products .media {
  margin: 0;
  display: block;
}

.page-products .media img,
.page-products .media__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--dl-radius-card);
}

.page-products .media__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

/* ---------- 区块头 ---------- */

.page-products .dl-head {
  max-width: 820px;
  margin-bottom: 34px;
}

.page-products .dl-head .section__note {
  margin-top: 12px;
}

.page-products .dl-aside-link {
  margin-top: 16px;
}

.page-products .dl-link {
  display: inline-block;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--navy-link);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--sand-gold);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-products .dl-link:hover,
.page-products .dl-link:focus-visible {
  color: var(--ink-navy);
  border-bottom-color: var(--ink-navy);
}

/* ---------- 下载清单 ---------- */

.page-products .dl-systems {
  display: grid;
  gap: 38px;
}

.page-products .dl-sys__head {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-products .dl-sys__icon {
  display: inline-flex;
  color: var(--ink-navy);
}

.page-products .dl-sys__name {
  font-size: 21px;
}

.page-products .dl-sys__req {
  margin: 8px 0 18px;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

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

.page-products .dl-item {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  column-gap: 16px;
  align-items: start;
  padding: 16px 12px 16px 0;
  border-top: 1px solid var(--line);
  transition: background-color 0.18s var(--ease);
}

.page-products .dl-item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .dl-item:hover {
  background: var(--sand-light);
}

.page-products .dl-item__v {
  margin: 0;
  font-family: var(--font-serif);
  font-variant-numeric: tabular-nums;
  font-size: 24px;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: 0.01em;
  text-align: right;
  color: var(--ink-navy);
}

.page-products .dl-item__body p {
  margin: 0;
}

.page-products .dl-item__meta {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.page-products .dl-item__desc {
  margin-top: 6px !important;
  font-size: 15px;
  line-height: 1.75;
}

.page-products .dl-item__badge {
  display: inline-block;
  margin-top: 9px;
  padding: 1px 10px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--signal-cyan);
  border: 1px solid currentColor;
  border-radius: 999px;
}

/* ---------- 折叠面板 ---------- */

.page-products .fold {
  border-top: 1px solid var(--line);
}

.page-products .fold:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-products .fold__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 16px;
  padding: 18px 0;
  cursor: pointer;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 17px;
  color: var(--ink-navy);
  list-style: none;
}

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

.page-products .fold__summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 20px;
  line-height: 1;
  color: var(--sand-gold);
}

.page-products .fold[open] .fold__summary::after {
  content: "\2212";
}

.page-products .fold__v {
  font-variant-numeric: tabular-nums;
  font-size: 19px;
  color: var(--sand-gold);
}

.page-products .fold__meta {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.page-products .fold__body {
  padding: 2px 0 24px;
}

.page-products .dl-changes {
  margin: 0;
  padding-left: 1.15em;
}

.page-products .dl-changes li {
  margin-bottom: 10px;
  font-size: 15.5px;
  line-height: 1.8;
}

.page-products .dl-changes li:last-child {
  margin-bottom: 0;
}

.page-products .dl-changes li::marker {
  color: var(--sand-gold);
}

/* ---------- 资料分类 ---------- */

.page-products .dl-cats {
  display: grid;
  gap: 0;
}

.page-products .dl-cat {
  display: grid;
  gap: 10px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
}

.page-products .dl-cat:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-products .dl-cat__name {
  font-size: 19px;
}

.page-products .dl-cat__body p {
  font-size: 15.5px;
}

.page-products .dl-cat__facts {
  display: flex;
  flex-wrap: wrap;
  margin: 12px 0 0;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.page-products .dl-cat__facts span {
  padding: 0 14px;
  border-left: 1px solid var(--line);
}

.page-products .dl-cat__facts span:first-child {
  padding-left: 0;
  border-left: 0;
}

.page-products .dl-cats__figure {
  max-width: 820px;
  margin: 36px 0 0;
}

.page-products .dl-offline {
  display: grid;
  gap: 22px;
  margin-top: 44px;
  padding: 26px 20px;
  border-radius: var(--dl-radius-card);
  background: var(--sand-light);
}

.page-products .dl-offline__title {
  font-size: 21px;
  margin-bottom: 10px;
}

.page-products .dl-offline__copy p {
  font-size: 15.5px;
}

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

/* ---------- 运行环境 ---------- */

.page-products .ledger-wrap {
  border-radius: var(--dl-radius-card);
}

.page-products .dl-env {
  width: 100%;
  font-size: 15px;
}

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

.page-products .dl-env tbody th {
  font-weight: 600;
  color: var(--ink-navy);
  white-space: nowrap;
}

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

/* ---------- 安装步骤 ---------- */

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

.page-products .dl-step {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.page-products .dl-step:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .dl-step__n {
  font-family: var(--font-serif);
  font-variant-numeric: tabular-nums;
  font-size: 22px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--sand-gold);
}

.page-products .dl-step__body h3 {
  font-size: 17px;
  margin-bottom: 4px;
}

.page-products .dl-step__body p {
  font-size: 15px;
}

.page-products .dl-install__figure {
  max-width: 720px;
  margin: 34px 0 0;
}

/* ---------- 常见情况 ---------- */

.page-products .dl-trouble {
  display: grid;
  gap: 30px;
}

.page-products .dl-trouble__list .fold:first-child {
  border-top: 1px solid var(--line);
}

.page-products .dl-trouble__media {
  margin: 0;
  max-width: 420px;
}

/* ---------- 收尾行动 ---------- */

.page-products .dl-cta__inner {
  text-align: center;
}

.page-products .dl-cta__kicker {
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--sand-gold);
}

.page-products .dl-cta__title {
  margin-top: 12px;
  font-size: 25px;
  color: var(--paper);
}

.page-products .dl-cta__text {
  max-width: 40em;
  margin: 16px auto 0;
  font-size: 15.5px;
  color: rgba(250, 247, 240, 0.8);
}

.page-products .dl-cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
}

.page-products .dl-cta .btn--solid {
  background: var(--sand-gold);
  border-color: var(--sand-gold);
  color: var(--navy-deep);
}

.page-products .dl-cta .btn--solid:hover,
.page-products .dl-cta .btn--solid:focus-visible {
  background: #d7b476;
  border-color: #d7b476;
  color: var(--navy-deep);
}

.page-products .dl-cta .btn--ghost {
  color: var(--paper);
  border-color: rgba(250, 247, 240, 0.5);
}

.page-products .dl-cta .btn--ghost:hover,
.page-products .dl-cta .btn--ghost:focus-visible {
  border-color: var(--sand-gold);
  color: var(--sand-gold);
}

/* ---------- 自适应 ---------- */

@media (min-width: 620px) {
  .page-products .dl-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .dl-hero__facts li {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 16px 18px;
  }

  .page-products .dl-hero__facts li + li {
    border-top: 0;
    border-left: 1px dashed var(--line);
  }

  .page-products .dl-item {
    grid-template-columns: 108px minmax(0, 1fr);
    column-gap: 22px;
  }

  .page-products .dl-item__v {
    font-size: 30px;
  }
}

@media (min-width: 760px) {
  .page-products .dl-hero h1 {
    font-size: 40px;
  }

  .page-products .dl-cta__title {
    font-size: 32px;
  }
}

@media (min-width: 860px) {
  .page-products .dl-cat {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 36px;
    align-items: start;
  }

  .page-products .dl-offline {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 44px;
    align-items: center;
    padding: 34px 38px;
  }
}

@media (min-width: 900px) {
  .page-products .dl-trouble {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-products .dl-hero__frame {
    padding: 52px 46px 42px;
  }

  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    gap: 56px;
    align-items: center;
  }
}

@media (min-width: 1040px) {
  .page-products .dl-hero h1 {
    font-size: 48px;
  }

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

  .page-products .dl-sys:first-child {
    padding-right: 44px;
  }

  .page-products .dl-sys + .dl-sys {
    padding-left: 44px;
    border-left: 1px dashed var(--line);
  }

  .page-products .dl-item__v {
    font-size: 34px;
  }
}

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