.page-products {
  --pd-gap: clamp(14px, 2.4vw, 24px);
  --pd-dock-h: 72px;
  padding-bottom: calc(var(--pd-dock-h) + 28px + env(safe-area-inset-bottom, 0px));
}

.page-products [id] {
  scroll-margin-top: calc(var(--header-h) + 16px);
}

.page-products .pd-hero {
  padding-block: clamp(18px, 4vw, 36px) clamp(14px, 2.6vw, 22px);
}

.page-products .pd-kicker {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-products .pd-hero h1 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 8.4vw, 3.6rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--paper);
  max-width: 15em;
}

.page-products .pd-lead {
  margin: 0 0 8px;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--soft);
}

.page-products .pd-lead--sub {
  color: var(--paper);
  font-size: 15px;
}

.page-products .pd-facts {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.page-products .pd-facts li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 9px 12px;
  background: var(--ink-800);
  border: var(--border);
  border-radius: var(--radius);
}

.page-products .pd-facts__k {
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--mute);
}

.page-products .pd-facts__v {
  font-size: 17px;
  font-weight: 600;
  color: var(--paper);
}

@media (min-width: 760px) {
  .page-products .pd-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* 查询控制台 */
.page-products .pd-qpanel {
  margin-top: 6px;
  padding: 12px;
  background: var(--ink-800);
  border: 2px solid var(--cyan);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard), inset 0 0 0 1px var(--cyan-a12);
}

.page-products .pd-qpanel__row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-products .pd-qpanel__label {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--mute);
}

.page-products .pd-tags {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-products .pd-tags li {
  flex: 0 0 auto;
  padding: 6px 11px;
  font-size: 13px;
  white-space: nowrap;
  color: var(--soft);
  background: var(--ink-900);
  border: 2px solid var(--ink-700);
  border-radius: var(--radius);
}

.page-products .pd-tags .pd-tags__more {
  color: var(--cyan);
  border-color: var(--cyan-a22);
  background: var(--cyan-a12);
}

.page-products .pd-quick {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.page-products .pd-quick a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 13px;
  font-size: 14px;
  color: var(--paper);
  text-decoration: none;
  background: var(--ink-700);
  border: 2px solid var(--ink-700);
  border-radius: var(--radius);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .pd-quick a:hover,
.page-products .pd-quick a:focus-visible {
  border-color: var(--cyan);
  transform: translateX(2px);
}

.page-products .pd-quick__go {
  color: var(--cyan);
  font-family: var(--font-mono);
}

@media (min-width: 760px) {
  .page-products .pd-quick {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 940px) {
  .page-products .pd-qpanel {
    position: sticky;
    top: calc(var(--header-h) + 10px);
    z-index: 30;
  }
  .page-products [id] {
    scroll-margin-top: calc(var(--header-h) + 150px);
  }
}

/* 章节骨架 */
.page-products .pd-sec {
  padding-block: clamp(26px, 4.6vw, 52px);
  border-top: 2px solid var(--ink-800);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .pd-sec__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 12px;
  margin-bottom: 20px;
}

.page-products .pd-sec__no {
  font-size: 13px;
  color: var(--cyan);
  padding-top: 6px;
  letter-spacing: 0.08em;
}

.page-products .pd-sec h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 5vw, 2.35rem);
  line-height: 1.04;
  letter-spacing: -0.01em;
  color: var(--paper);
  grid-column: 2;
}

.page-products .pd-sec__lead {
  margin: 0;
  grid-column: 2;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--soft);
}

.page-products .pd-sec h3 {
  margin: 0 0 8px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--paper);
}

.page-products .pd-sec p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--soft);
}

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

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

/* 三种查法卡片 */
.page-products .pd-card {
  position: relative;
  padding: 18px 16px 16px;
  display: flex;
  flex-direction: column;
}

.page-products .pd-card__no {
  display: inline-block;
  width: 26px;
  height: 26px;
  line-height: 22px;
  text-align: center;
  margin-bottom: 10px;
  font-size: 12px;
  color: var(--cyan);
  border: 2px solid var(--cyan-a22);
  background: var(--cyan-a12);
  border-radius: var(--radius);
}

.page-products .pd-fig {
  margin: 20px 0 0;
}

.page-products .pd-fig figcaption {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mute);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-products .pd-fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
}

/* 库内容 */
.page-products .pd-libgrid {
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-libcard {
  padding: 16px;
  background: var(--ink-800);
  border: var(--border);
  border-radius: var(--radius);
  border-left: 4px solid var(--cyan);
}

.page-products .pd-note {
  margin-top: 18px;
  display: block;
  max-width: 52em;
  font-size: 14px;
}

@media (min-width: 760px) {
  .page-products .pd-libgrid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .pd-libcard:first-child {
    grid-column: span 2;
  }
}

@media (min-width: 1060px) {
  .page-products .pd-libgrid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
  .page-products .pd-libcard:first-child {
    grid-column: span 1;
  }
}

/* 配置表 */
.page-products .pd-tablewrap {
  margin-top: 4px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  background: var(--ink-800);
}

.page-products .pd-tablewrap table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pd-caption {
  caption-side: top;
  text-align: left;
  padding: 0 0 10px;
  font-size: 12.5px;
  color: var(--mute);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-products .pd-tablewrap thead th {
  padding: 11px 12px;
  text-align: left;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--cyan);
  background: var(--ink-700);
  border-bottom: 2px solid var(--cyan-a22);
  white-space: nowrap;
}

.page-products .pd-tablewrap tbody th {
  position: sticky;
  left: 0;
  z-index: 2;
  padding: 12px;
  text-align: left;
  font-size: 14px;
  font-weight: 600;
  color: var(--paper);
  background: var(--ink-700);
  border-bottom: 1px solid var(--ink-900);
  white-space: nowrap;
}

.page-products .pd-tablewrap tbody td {
  padding: 12px;
  color: var(--soft);
  background: var(--ink-800);
  border-bottom: 1px solid var(--ink-700);
  vertical-align: top;
}

.page-products .pd-tablewrap tbody tr:nth-child(even) td {
  background: var(--ink-700);
}

.page-products .pd-tablewrap .mono {
  color: var(--paper);
}

.page-products .pd-tablewrap .dot {
  display: inline-block;
  margin-right: 5px;
  vertical-align: middle;
}

/* 区间条 */
.page-products .pd-bars {
  margin-top: 18px;
  padding: 14px;
  background: var(--ink-800);
  border: var(--border);
  border-radius: var(--radius);
}

.page-products .pd-bar {
  display: grid;
  grid-template-columns: 3.6em minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  margin-bottom: 9px;
}

.page-products .pd-bar__label {
  font-size: 12px;
  color: var(--mute);
}

.page-products .pd-bar__track {
  display: grid;
  grid-template-columns: 1fr 1.35fr 1.85fr;
  gap: 4px;
  height: 12px;
}

.page-products .pd-bar__seg {
  border-radius: 2px;
}

.page-products .pd-bar__seg--low {
  background: var(--mute);
}

.page-products .pd-bar__seg--mid {
  background: var(--cyan);
}

.page-products .pd-bar__seg--high {
  background: var(--violet);
}

.page-products .pd-legend {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 12px 0 0;
  padding: 0;
  font-size: 12.5px;
  color: var(--soft);
}

.page-products .pd-legend li {
  display: flex;
  align-items: center;
  gap: 6px;
}

.page-products .pd-legend__sw {
  width: 14px;
  height: 8px;
  border-radius: 2px;
}

.page-products .pd-legend__sw--low {
  background: var(--mute);
}

.page-products .pd-legend__sw--mid {
  background: var(--cyan);
}

.page-products .pd-legend__sw--high {
  background: var(--violet);
}

/* 客户端 */
.page-products .pd-clients {
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-os {
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-os__card {
  padding: 16px;
  background: var(--ink-800);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
}

.page-products .pd-os__card header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.page-products .pd-os__card header h3 {
  margin: 0;
}

.page-products .pd-os__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-products .pd-os__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--soft);
}

.page-products .pd-os__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 7px;
  height: 7px;
  background: currentColor;
  color: var(--cyan);
  box-shadow: 0 0 6px var(--cyan-a22);
}

.page-products .pd-steps__title {
  margin: 22px 0 12px;
}

.page-products .pd-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: none;
}

.page-products .pd-steps li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 12px;
  background: var(--ink-800);
  border-left: 2px solid var(--ink-700);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-products .pd-steps__no {
  display: block;
  text-align: center;
  font-size: 12px;
  line-height: 22px;
  height: 22px;
  color: var(--ink-900);
  background: var(--cyan);
  border-radius: 2px;
}

.page-products .pd-steps p {
  margin: 0;
  font-size: 14.5px;
}

.page-products .pd-clients__side {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-products .pd-fig--side {
  margin-top: 0;
}

@media (min-width: 900px) {
  .page-products .pd-clients {
    grid-template-columns: 1.08fr 0.92fr;
    align-items: start;
  }
  .page-products .pd-os {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .pd-clients__side {
    position: sticky;
    top: calc(var(--header-h) + 160px);
  }
}

/* 版本对照读法 */
.page-products .pd-ver {
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-ver__list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pd-ver__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px;
  background: var(--ink-800);
  border: var(--border);
  border-radius: var(--radius);
}

.page-products .pd-ver__list .dot {
  margin-top: 6px;
  width: 9px;
  height: 9px;
}

.page-products .pd-ver__list .tag {
  margin-top: 2px;
  white-space: nowrap;
}

.page-products .pd-ver__list h3 {
  font-size: 15px;
  margin-bottom: 5px;
}

.page-products .pd-ver__foot {
  padding: 12px 14px;
  font-size: 14px;
  background: var(--violet-a08);
  border-left: 4px solid var(--violet);
  border-radius: 0 var(--radius) var(--radius) 0;
}

@media (min-width: 900px) {
  .page-products .pd-ver {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
  .page-products .pd-ver .pd-fig {
    margin-top: 0;
  }
}

/* 下一步 */
.page-products .next-step h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 4vw, 1.9rem);
  line-height: 1.1;
  color: var(--paper);
}

.page-products .next-step p {
  margin: 0 0 14px;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--soft);
}

.page-products .next-step a {
  text-decoration: none;
}

/* 底部常驻下载条 */
.page-products .pd-dock {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px clamp(16px, 4vw, 48px) calc(10px + env(safe-area-inset-bottom, 0px));
  background: var(--ink-800);
  border-top: 2px solid var(--cyan);
  box-shadow: 0 -4px 0 0 rgba(5, 9, 15, 0.55);
}

.page-products .pd-dock__meta {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.02em;
  color: var(--soft);
  line-height: 1.4;
}

.page-products .pd-dock .btn {
  flex: 0 0 auto;
  text-decoration: none;
  white-space: nowrap;
}

@media (max-width: 560px) {
  .page-products .pd-dock__meta {
    font-size: 10.5px;
  }
  .page-products .pd-dock .btn {
    padding-inline: 12px;
    font-size: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-quick a {
    transition: none;
  }
  .page-products .pd-quick a:hover,
  .page-products .pd-quick a:focus-visible {
    transform: none;
  }
}
<<<END>>>