.page-products {
  --dl-line: rgba(55, 240, 192, .18);
  --dl-grid: rgba(55, 240, 192, .07);
  --dl-ink-on-cyan: #04140F;
}

.page-products .dl-crumb {
  padding-top: 18px;
  padding-bottom: 2px;
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 100% at 88% 0%, rgba(23, 69, 54, .92) 0%, rgba(8, 13, 11, 0) 62%),
    var(--ink);
}

.page-products .dl-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--dl-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--dl-grid) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 78%);
  mask-image: linear-gradient(to bottom, #000 0%, transparent 78%);
}

.page-products .dl-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 26px;
  grid-template-areas:
    "copy"
    "badge"
    "device";
}

.page-products .dl-hero__copy {
  grid-area: copy;
}

.page-products .dl-hero h1 {
  margin: 8px 0 18px;
  font-size: clamp(2rem, 7vw, 3.5rem);
  line-height: 1.06;
  letter-spacing: -.03em;
  color: var(--paper);
}

.page-products .dl-hero .lede {
  max-width: 62ch;
  color: var(--cyan-soft);
}

.page-products .dl-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0 14px;
}

.page-products .dl-meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.page-products .dl-badge {
  grid-area: badge;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--glass);
  padding: 20px;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow);
}

.page-products .dl-badge__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-products .dl-badge__num {
  margin: 6px 0 18px;
  font-family: var(--font-mono);
  font-size: clamp(46px, 12vw, 64px);
  line-height: 1;
  letter-spacing: -.04em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-products .dl-badge__rows {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .dl-badge__rows li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--dl-line);
  font-size: 13px;
}

.page-products .dl-badge__rows span {
  color: var(--muted);
  flex: 0 0 auto;
}

.page-products .dl-badge__rows strong {
  color: var(--paper);
  font-weight: 500;
  text-align: right;
}

.page-products .dl-device {
  grid-area: device;
  max-width: 290px;
  padding: 10px;
  border: 1px solid var(--line-strong);
  border-radius: 26px;
  background: linear-gradient(160deg, rgba(55, 240, 192, .16), rgba(8, 13, 11, .94));
  box-shadow: var(--shadow);
}

.page-products .dl-device img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-products .dl-hero__grid {
    grid-template-columns: 300px minmax(0, 1fr);
    grid-template-areas:
      "badge copy"
      "badge device";
    column-gap: 48px;
    row-gap: 32px;
    align-items: start;
  }

  .page-products .dl-badge {
    position: sticky;
    top: 96px;
  }
}

/* ---------- 章节通用 ---------- */
.page-products .dl-feature,
.page-products .dl-install,
.page-products .dl-version,
.page-products .dl-help {
  position: relative;
}

.page-products .dl-feature {
  background: linear-gradient(180deg, rgba(12, 36, 28, .55), rgba(8, 13, 11, 0) 70%);
}

.page-products .dl-panel {
  display: grid;
  gap: 24px;
  margin-top: 26px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-products .dl-panel + .dl-panel,
.page-products .dl-panel + .dl-panel {
  margin-top: 16px;
}

.page-products .dl-panel h3 {
  margin: 12px 0 10px;
  font-size: 1.12rem;
  line-height: 1.4;
  color: var(--paper);
}

.page-products .dl-panel p {
  margin: 0 0 14px;
  color: var(--cyan-soft);
  font-size: 15px;
  line-height: 1.75;
}

.page-products .dl-panel__text--alt {
  border-top: 1px dashed var(--dl-line);
  padding-top: 20px;
}

.page-products .dl-list {
  margin: 0 0 14px;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  color: var(--cyan-soft);
  font-size: 15px;
  line-height: 1.7;
}

.page-products .dl-list li::marker {
  color: var(--cyan);
}

.page-products .dl-aside {
  font-size: 14px;
  color: var(--muted);
}

.page-products .dl-aside a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

@media (min-width: 860px) {
  .page-products .dl-panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
    padding: 30px;
    gap: 32px;
  }

  .page-products .dl-panel .dl-panel__text--alt {
    grid-column: 1 / -1;
    border-top: 1px dashed var(--dl-line);
    padding-top: 22px;
  }
}

/* ---------- 分段按钮 ---------- */
.page-products .dl-tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-products .dl-tabs .tabs__tab {
  padding: 10px 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgba(12, 36, 28, .85);
  color: var(--cyan-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  cursor: pointer;
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-products .dl-tabs .tabs__tab:hover {
  border-color: var(--cyan);
  color: var(--paper);
}

.page-products .dl-tabs .tabs__tab[aria-selected="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--dl-ink-on-cyan);
  font-weight: 700;
}

/* ---------- 安装步骤 ---------- */
.page-products .dl-install__grid {
  display: grid;
  gap: 28px;
  margin-top: 26px;
}

.page-products .dl-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .dl-step {
  border: 1px solid var(--line);
  border-left: 2px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-products .dl-step details[open] {
  border-left-color: var(--cyan);
}

.page-products .dl-step summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-products .dl-step summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}

.page-products .dl-step details[open] summary::after {
  content: "–";
}

.page-products .dl-step__num {
  padding: 2px 8px;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-products .dl-step__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--paper);
}

.page-products .dl-step p {
  margin: 0;
  padding: 0 18px 18px;
  color: var(--cyan-soft);
  font-size: 15px;
  line-height: 1.75;
}

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

@media (min-width: 900px) {
  .page-products .dl-install__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
    gap: 40px;
  }
}

/* ---------- 版本 ---------- */
.page-products .dl-version {
  background: linear-gradient(180deg, rgba(46, 42, 99, .22), rgba(8, 13, 11, 0) 65%);
}

.page-products .dl-version__grid {
  display: grid;
  gap: 30px;
  margin-top: 26px;
}

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

.page-products .dl-version__body {
  display: grid;
  gap: 26px;
}

.page-products .dl-track {
  list-style: none;
  margin: 0;
  padding: 0 0 0 22px;
  border-left: 1px solid var(--line-strong);
  display: grid;
  gap: 18px;
}

.page-products .dl-track li {
  position: relative;
}

.page-products .dl-track li::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(55, 240, 192, .14);
}

.page-products .dl-track li:last-child::before {
  background: var(--signal);
  box-shadow: 0 0 0 4px rgba(255, 138, 61, .18);
}

.page-products .dl-track__year {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-products .dl-track p {
  margin: 4px 0 0;
  color: var(--cyan-soft);
  font-size: 15px;
  line-height: 1.7;
}

.page-products .dl-version__table {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(12, 36, 28, .6);
}

.page-products .dl-version__table .data-table {
  width: 100%;
  font-size: 14px;
}

.page-products .dl-version__table caption {
  padding: 14px 16px 10px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--muted);
}

.page-products .dl-version__table th,
.page-products .dl-version__table td {
  padding: 12px 16px;
  text-align: left;
  border-top: 1px solid var(--dl-line);
}

.page-products .dl-version__table th[scope="row"] {
  color: var(--paper);
  font-weight: 500;
  white-space: nowrap;
}

.page-products .dl-version__table td {
  color: var(--cyan-soft);
}

.page-products .dl-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 50%;
  vertical-align: middle;
}

.page-products .dl-dot--ok {
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(55, 240, 192, .16);
}

@media (min-width: 900px) {
  .page-products .dl-version__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: start;
    gap: 40px;
  }
}

/* ---------- 帮助 ---------- */
.page-products .dl-help {
  background: linear-gradient(180deg, rgba(92, 32, 51, .3), rgba(8, 13, 11, 0) 70%);
}

.page-products .dl-help__grid {
  display: grid;
  gap: 30px;
  margin-top: 26px;
}

.page-products .dl-faq {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-products .dl-faq details {
  border-left: 2px solid var(--line-strong);
  padding: 2px 0 2px 16px;
}

.page-products .dl-faq details[open] {
  border-left-color: var(--signal);
}

.page-products .dl-faq summary {
  padding: 10px 0;
  cursor: pointer;
  list-style: none;
  color: var(--paper);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
}

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

.page-products .dl-faq summary::before {
  content: "Q";
  margin-right: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--signal);
}

.page-products .dl-faq p {
  margin: 0 0 12px;
  color: var(--cyan-soft);
  font-size: 15px;
  line-height: 1.75;
}

.page-products .dl-help__side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-products .dl-help__card {
  padding: 22px;
  border-radius: var(--radius);
}

.page-products .dl-help__card h3 {
  margin: 12px 0 10px;
  font-size: 1.05rem;
  line-height: 1.45;
  color: var(--paper);
}

.page-products .dl-help__card p {
  margin: 0 0 16px;
  color: var(--cyan-soft);
  font-size: 15px;
  line-height: 1.75;
}

.page-products .dl-help__card .btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (min-width: 900px) {
  .page-products .dl-help__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
    gap: 40px;
  }
}

/* ---------- 焦点与动效 ---------- */
.page-products .dl-tabs .tabs__tab:focus-visible,
.page-products .dl-step summary:focus-visible,
.page-products .dl-faq summary:focus-visible,
.page-products .dl-help__card a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .page-products .dl-tabs .tabs__tab {
    transition: none;
  }
}
<<<END>>>