.page-products {
  --dl-border: 2px solid var(--ink-700);
  --dl-border-ink: 2px solid var(--ink-900);
}

/* 面包屑间距 */
.page-products .breadcrumb {
  padding: 16px 0 4px;
}

/* 首屏 */
.page-products .dl-hero {
  padding: 24px 0 56px;
  border-bottom: var(--dl-border);
}

.page-products .dl-hero-grid {
  display: grid;
  gap: 32px;
}

.page-products .dl-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 8vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-products .dl-title span {
  display: block;
  margin-top: 14px;
  font-family: var(--font-body);
  font-size: clamp(17px, 3.4vw, 24px);
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: 0;
  color: var(--mist-300);
}

.page-products .dl-lead {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: 17px;
  line-height: 1.85;
  color: var(--mist-300);
}

.page-products .dl-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-products .dl-hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 32px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: var(--dl-border);
}

.page-products .dl-hero-meta li {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-products .dl-meta-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 5vw, 32px);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--white);
}

.page-products .dl-meta-label {
  font-size: 12px;
  line-height: 1.4;
  color: var(--mist-300);
}

.page-products .dl-hero-panel {
  padding: 22px;
  background: var(--ink-800);
  border: var(--dl-border);
  box-shadow: var(--shadow-hard);
}

.page-products .dl-status {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 10px 0 20px;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  color: var(--celadon-400);
}

.page-products .dl-facts {
  margin: 0;
  border-top: var(--dl-border);
}

.page-products .dl-facts > div {
  display: grid;
  grid-template-columns: 5.5em minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: var(--dl-border);
}

.page-products .dl-facts dt {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist-300);
  padding-top: 3px;
}

.page-products .dl-facts dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--white);
}

.page-products .dl-hero-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist-300);
}

/* 区块通用 */
.page-products .section {
  padding: 56px 0;
}

.page-products .dl-head {
  display: grid;
  gap: 10px;
  margin-bottom: 32px;
}

.page-products .dl-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 5vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-products .dl-head p {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist-300);
}

.page-products .section--paper .dl-head h2 {
  color: var(--ink-900);
}

.page-products .section--paper .dl-head p {
  color: var(--ink-700);
}

.page-products .section--paper .label {
  color: var(--celadon-700);
}

/* 形态切换 */
.page-products .dl-picker-grid {
  position: relative;
  display: grid;
  gap: 20px;
}

.page-products .dl-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .dl-cmd {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-products .dl-cmd-item {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 56px;
  padding: 14px 16px;
  background: var(--ink-800);
  border: var(--dl-border);
  border-left: 4px solid transparent;
  color: var(--mist-300);
  cursor: pointer;
  transition: background 180ms var(--ease), border-color 180ms var(--ease);
}

.page-products .dl-cmd-item:hover {
  background: var(--ink-700);
}

.page-products .dl-cmd-num {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--ink-700);
  transition: color 180ms var(--ease);
}

.page-products .dl-cmd-body {
  display: grid;
  gap: 4px;
}

.page-products .dl-cmd-name {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--white);
}

.page-products .dl-cmd-note {
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist-300);
}

.page-products #ver-win:focus-visible ~ .dl-cmd label[for="ver-win"],
.page-products #ver-mac:focus-visible ~ .dl-cmd label[for="ver-mac"],
.page-products #ver-port:focus-visible ~ .dl-cmd label[for="ver-port"] {
  outline: 2px solid var(--signal-500);
  outline-offset: 2px;
}

.page-products #ver-win:checked ~ .dl-cmd label[for="ver-win"],
.page-products #ver-mac:checked ~ .dl-cmd label[for="ver-mac"],
.page-products #ver-port:checked ~ .dl-cmd label[for="ver-port"] {
  background: var(--ink-800);
  border-left: 4px solid var(--signal-500);
  box-shadow: var(--shadow-hard);
}

.page-products #ver-win:checked ~ .dl-cmd label[for="ver-win"] .dl-cmd-num,
.page-products #ver-mac:checked ~ .dl-cmd label[for="ver-mac"] .dl-cmd-num,
.page-products #ver-port:checked ~ .dl-cmd label[for="ver-port"] .dl-cmd-num {
  color: var(--signal-500);
}

.page-products .dl-panel {
  display: none;
  gap: 16px;
  padding: 22px;
  background: var(--ink-800);
  border: var(--dl-border);
  box-shadow: var(--shadow-hard);
}

.page-products .dl-panel h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 4vw, 30px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--white);
}

.page-products .dl-panel > p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist-300);
}

.page-products #ver-win:checked ~ .dl-detail #panel-win,
.page-products #ver-mac:checked ~ .dl-detail #panel-mac,
.page-products #ver-port:checked ~ .dl-detail #panel-port {
  display: grid;
}

.page-products .dl-figure {
  margin: 4px 0;
}

.page-products .dl-figure .figure-media {
  border: var(--dl-border);
  background: var(--ink-900);
}

.page-products .dl-figure--square .figure-media {
  max-width: 320px;
}

.page-products .dl-figure img,
.page-products .dl-flow-figure img,
.page-products .dl-version-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-products .figure-caption {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--mist-300);
}

.page-products .dl-points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  border-top: var(--dl-border);
  padding-top: 14px;
}

.page-products .dl-points li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist-300);
}

.page-products .dl-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 8px;
  height: 8px;
  background: var(--celadon-400);
}

/* 对照表 */
.page-products .dl-compare {
  margin-top: 40px;
}

.page-products .dl-table-wrap {
  margin-top: 12px;
  overflow-x: auto;
  border: var(--dl-border);
  box-shadow: var(--shadow-hard);
  background: var(--ink-800);
}

.page-products .dl-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-products .dl-table th {
  padding: 14px 16px;
  text-align: left;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist-300);
  border-bottom: var(--dl-border);
  white-space: nowrap;
}

.page-products .dl-table td {
  padding: 16px;
  vertical-align: top;
  line-height: 1.7;
  color: var(--mist-300);
  border-bottom: var(--dl-border);
}

.page-products .dl-table tr:last-child td {
  border-bottom: 0;
}

.page-products .dl-table td:first-child {
  color: var(--white);
  font-weight: 600;
}

/* 系统要求（纸面区） */
.page-products .dl-requirements {
  position: relative;
}

.page-products .dl-check {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .dl-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.page-products .dl-filter label {
  padding: 8px 16px;
  background: var(--paper-200);
  border: var(--dl-border-ink);
  font-size: 14px;
  line-height: 1.4;
  color: var(--ink-900);
  cursor: pointer;
  transition: background 180ms var(--ease), color 180ms var(--ease);
}

.page-products .dl-filter label:hover {
  background: var(--white);
}

.page-products #f-win:checked ~ .dl-filter label[for="f-win"],
.page-products #f-mac:checked ~ .dl-filter label[for="f-mac"],
.page-products #f-port:checked ~ .dl-filter label[for="f-port"] {
  background: var(--ink-900);
  color: var(--paper-50);
}

.page-products #f-win:focus-visible ~ .dl-filter label[for="f-win"],
.page-products #f-mac:focus-visible ~ .dl-filter label[for="f-mac"],
.page-products #f-port:focus-visible ~ .dl-filter label[for="f-port"] {
  outline: 2px solid var(--signal-700);
  outline-offset: 2px;
}

.page-products #f-win:not(:checked) ~ .dl-table-wrap .row-win,
.page-products #f-mac:not(:checked) ~ .dl-table-wrap .row-mac,
.page-products #f-port:not(:checked) ~ .dl-table-wrap .row-port {
  display: none;
}

.page-products .dl-table-wrap--paper {
  border: var(--dl-border-ink);
  box-shadow: var(--shadow-hard-paper);
  background: var(--paper-50);
}

.page-products .dl-table--paper th {
  color: var(--ink-900);
  border-bottom: var(--dl-border-ink);
  background: var(--paper-200);
}

.page-products .dl-table--paper td {
  color: var(--ink-700);
  border-bottom: 2px solid var(--paper-200);
}

.page-products .dl-table--paper td:first-child {
  color: var(--ink-900);
}

.page-products .dl-caption {
  padding: 12px 16px;
  text-align: left;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--celadon-700);
}

/* 三步 */
.page-products .dl-flow {
  display: grid;
  gap: 28px;
}

.page-products .dl-path {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-products .dl-path a {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 92px;
  padding: 14px;
  background: var(--ink-800);
  border: var(--dl-border);
  color: var(--mist-300);
  text-decoration: none;
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease);
}

.page-products .dl-path a:hover,
.page-products .dl-path a:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard);
}

.page-products .dl-path-num {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--signal-500);
}

.page-products .dl-path-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--white);
}

.page-products .dl-stepcards {
  display: grid;
  gap: 14px;
}

.page-products .dl-stepcard {
  padding: 20px;
  background: var(--ink-800);
  border: var(--dl-border);
  scroll-margin-top: 80px;
}

.page-products .dl-stepcard-num {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--signal-500);
}

.page-products .dl-stepcard h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--white);
}

.page-products .dl-stepcard > p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist-300);
}

.page-products .dl-warn {
  display: flex;
  gap: 10px;
  padding: 12px;
  background: var(--ink-900);
  border-left: 4px solid var(--amber-400);
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist-300);
}

.page-products .dl-warn-tag {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.16em;
  line-height: 1.9;
  color: var(--amber-400);
}

.page-products .dl-flow-figure {
  margin: 0;
}

.page-products .dl-flow-figure .figure-media {
  border: var(--dl-border);
  background: var(--ink-800);
}

/* 版本与维护 */
.page-products .dl-version-grid {
  display: grid;
  gap: 28px;
}

.page-products .dl-version-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(20px, 3.6vw, 26px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink-900);
  border-left: 4px solid var(--signal-500);
  padding-left: 14px;
}

.page-products .dl-version-main > p {
  margin: 0 0 18px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-700);
}

.page-products .dl-version-list {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  border-top: var(--dl-border-ink);
}

.page-products .dl-version-list li {
  display: grid;
  grid-template-columns: 5.5em minmax(0, 1fr);
  gap: 14px;
  padding: 14px 0;
  border-bottom: var(--dl-border-ink);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-700);
}

.page-products .dl-version-list span {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  line-height: 2.1;
  color: var(--celadon-700);
}

.page-products .dl-version-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .dl-version-actions .btn-paper {
  border: var(--dl-border-ink);
  box-shadow: var(--shadow-hard-paper);
}

.page-products .dl-version-figure {
  margin: 0;
  align-self: start;
}

.page-products .dl-version-figure .figure-media {
  border: var(--dl-border-ink);
  background: var(--paper-200);
  box-shadow: var(--shadow-hard-paper);
}

.page-products .dl-version-figure .figure-caption {
  color: var(--ink-700);
}

/* 问答 */
.page-products .dl-faq {
  border-top: var(--dl-border);
}

.page-products .dl-faq details {
  border-bottom: var(--dl-border);
}

.page-products .dl-faq summary {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 18px 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--white);
  cursor: pointer;
  list-style: none;
}

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

.page-products .dl-faq summary::after {
  content: "+";
  flex: none;
  font-size: 24px;
  line-height: 1;
  color: var(--signal-500);
}

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

.page-products .dl-faq p {
  margin: 0;
  padding: 0 0 20px;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist-300);
}

/* 收尾行动区 */
.page-products .dl-cta {
  display: grid;
  gap: 20px;
  margin-top: 40px;
  padding: 26px;
  background: var(--ink-800);
  border: var(--dl-border);
  box-shadow: var(--shadow-hard);
}

.page-products .dl-cta h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(20px, 3.6vw, 28px);
  font-weight: 700;
  line-height: 1.25;
  color: var(--white);
}

.page-products .dl-cta p {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist-300);
}

.page-products .dl-cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 平板及以上 */
@media (min-width: 720px) {
  .page-products .dl-stepcards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .dl-stepcard {
    scroll-margin-top: 96px;
  }
}

/* 桌面双栏 */
@media (min-width: 960px) {
  .page-products .dl-hero {
    padding: 32px 0 72px;
  }

  .page-products .dl-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }

  .page-products .section {
    padding: 88px 0;
  }

  .page-products .dl-picker-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 24px;
    align-items: start;
  }

  .page-products .dl-cmd {
    position: sticky;
    top: 80px;
  }

  .page-products .dl-flow {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 32px;
    align-items: start;
  }

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

  .page-products .dl-version-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 40px;
    align-items: start;
  }

  .page-products .dl-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 32px;
  }

  .page-products .dl-cta-links {
    justify-content: flex-end;
  }
}
<<<END>>>