.page-products {
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 顶部深色舱体 ---------- */
.page-products .dl-top {
  position: relative;
  overflow: hidden;
  padding-top: clamp(84px, 10vw, 116px);
  padding-bottom: clamp(36px, 5vw, 64px);
  color: var(--paper);
  background:
    radial-gradient(120% 100% at 86% 0%, rgba(43, 27, 94, 0.95) 0%, rgba(11, 18, 48, 0) 62%),
    var(--space);
}

.page-products .dl-top::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(57, 242, 224, 0.08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(57, 242, 224, 0.08) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 88%);
  mask-image: linear-gradient(to bottom, #000 0%, transparent 88%);
}

.page-products .breadcrumbs {
  position: relative;
  z-index: 1;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-products .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-products .breadcrumbs__link {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .breadcrumbs__link:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-products .breadcrumbs__sep {
  color: rgba(247, 244, 238, 0.34);
}

.page-products .breadcrumbs__current {
  color: var(--amber);
}

/* ---------- 首屏 ---------- */
.page-products .dl-hero {
  position: relative;
  z-index: 1;
}

.page-products .dl-hero__grid {
  display: grid;
  gap: clamp(36px, 6vw, 64px);
}

.page-products .spec-tag {
  display: inline-block;
  margin-bottom: 20px;
}

.page-products .dl-hero__title {
  margin: 0 0 20px;
  font-size: clamp(34px, 5.6vw, 64px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-products .dl-hero__title em {
  font-style: normal;
  color: var(--tiger);
}

.page-products .dl-hero__lede {
  max-width: 46ch;
  margin: 0 0 28px;
  font-size: var(--step-body);
  line-height: 1.85;
  color: rgba(247, 244, 238, 0.78);
}

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

/* ---------- 坐标环视觉 ---------- */
.page-products .orbit {
  position: relative;
  width: 100%;
  max-width: 380px;
  aspect-ratio: 1 / 1;
  margin-inline: auto;
}

.page-products .orbit::before {
  content: "";
  position: absolute;
  inset: -12%;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(255, 106, 26, 0.18), transparent 62%);
  pointer-events: none;
}

.page-products .orbit__ring {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: 1px solid var(--line-dark);
}

.page-products .orbit__ring--1 {
  width: 100%;
  height: 100%;
}

.page-products .orbit__ring--2 {
  width: 72%;
  height: 72%;
  border-color: rgba(57, 242, 224, 0.42);
}

.page-products .orbit__ring--3 {
  width: 44%;
  height: 44%;
  border-style: dashed;
  border-color: rgba(255, 194, 75, 0.55);
}

.page-products .orbit__axis {
  position: absolute;
  background: var(--line-dark-soft);
}

.page-products .orbit__axis--h {
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
}

.page-products .orbit__axis--v {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
}

.page-products .orbit__core {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-mono);
  font-size: clamp(22px, 4vw, 30px);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--tiger);
}

.page-products .orbit__label {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--mist);
  white-space: nowrap;
}

.page-products .orbit__label--a {
  top: 4%;
  right: 2%;
}

.page-products .orbit__label--b {
  bottom: 14%;
  left: 0;
}

.page-products .orbit__label--c {
  bottom: 2%;
  right: 8%;
}

/* ---------- 主布局 ---------- */
.page-products .dl-layout {
  display: grid;
  gap: clamp(28px, 4vw, 44px);
  padding-block: clamp(40px, 6vw, 76px);
}

.page-products .dl-rail__inner {
  position: relative;
  padding: 22px 20px 24px;
  background: var(--space);
  border: 1px solid var(--line-dark);
  color: var(--paper);
}

.page-products .dl-rail__inner::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--tiger), var(--amber), transparent);
}

.page-products .dl-rail__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-products .dl-rail__stats {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
}

.page-products .dl-rail__stats > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-dark-soft);
}

.page-products .dl-rail__stats dt {
  font-size: 12px;
  color: var(--mist);
}

.page-products .dl-rail__stats dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--paper);
  text-align: right;
}

.page-products .dl-rail__stats dd.is-live {
  color: var(--signal);
}

.page-products .dl-rail__checks {
  display: grid;
  gap: 10px;
  margin: 20px 0 18px;
  padding: 0;
  list-style: none;
}

.page-products .dl-rail__checks li {
  display: flex;
  gap: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(247, 244, 238, 0.82);
}

.page-products .dl-rail__checks li::before {
  content: "▸";
  flex: none;
  color: var(--cyan);
}

.page-products .dl-main {
  min-width: 0;
}

/* ---------- 区块骨架 ---------- */
.page-products .dl-sec {
  padding-block: clamp(30px, 4vw, 46px);
  border-top: 1px solid var(--line-light);
  scroll-margin-top: clamp(92px, 12vh, 120px);
}

.page-products .dl-sec:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .dl-sec__head {
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-products .dl-sec__index {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--tiger);
}

.page-products .dl-sec__title {
  margin: 0 0 10px;
  font-size: clamp(21px, 2.6vw, 30px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink);
}

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

/* ---------- 01 入口卡 ---------- */
.page-products .entry-grid {
  display: grid;
  gap: 14px;
}

.page-products .entry-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px 18px;
  background: #ffffff;
  border: 1px solid var(--line-light);
  transition: border-color var(--dur) var(--ease),
              transform var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease);
}

.page-products .entry-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 2px;
  height: 38px;
  background: var(--tiger);
}

.page-products .entry-card:hover,
.page-products .entry-card:focus-within {
  border-color: var(--tiger);
  transform: translateY(-3px);
  box-shadow: 0 12px 28px -20px rgba(17, 20, 43, 0.6);
}

.page-products .entry-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-products .entry-card__size {
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-products .entry-card__title {
  margin: 2px 0 0;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--ink);
}

.page-products .entry-card__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-products .entry-card__facts {
  display: grid;
  gap: 6px;
  margin: 2px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .entry-card__facts li {
  display: flex;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--ink-soft);
}

.page-products .entry-card__facts li span {
  min-width: 3.6em;
  color: var(--mist);
}

.page-products .entry-card__link {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--line-light-soft);
  font-size: 12.5px;
  font-weight: 700;
  color: var(--tiger-deep);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-products .entry-card__link:hover {
  color: var(--tiger);
}

/* ---------- 02 安装 ---------- */
.page-products .install-grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

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

.page-products .install-body {
  min-width: 0;
}

.page-products .chk-bar {
  display: block;
  width: 100%;
  max-width: 400px;
  height: auto;
  margin-bottom: 18px;
}

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

.page-products .checklist li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 14px;
  background: #ffffff;
  border: 1px solid var(--line-light);
  transition: border-color var(--dur) var(--ease);
}

.page-products .checklist li:hover {
  border-color: var(--cyan);
}

.page-products .checklist__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.7;
  color: var(--tiger);
}

.page-products .checklist__k {
  display: block;
  margin-bottom: 2px;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .checklist__v {
  display: block;
  font-size: 13px;
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-products .install-note {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--amber);
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ---------- 03 V4 专区 ---------- */
.page-products .v4-wrap {
  overflow-x: auto;
  background: #ffffff;
  border: 1px solid var(--line-light);
}

.page-products .v4-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 13px;
}

.page-products .v4-caption {
  padding: 12px 14px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
  border-bottom: 1px solid var(--line-light-soft);
}

.page-products .v4-table th,
.page-products .v4-table td {
  padding: 11px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line-light-soft);
}

.page-products .v4-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  white-space: nowrap;
  background: var(--space);
  color: var(--paper);
  border-bottom: 0;
}

.page-products .v4-table tbody th {
  font-weight: 600;
  white-space: nowrap;
  color: var(--ink-soft);
  background: rgba(17, 20, 43, 0.03);
}

.page-products .v4-table tbody tr:last-child th,
.page-products .v4-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .v4-table td {
  color: var(--ink-soft);
}

.page-products .v4-col-live {
  background: rgba(255, 106, 26, 0.07);
}

.page-products .v4-table thead .v4-col-live {
  background: var(--tiger);
  color: var(--space);
}

.page-products .v4-table .is-live {
  font-weight: 700;
  color: var(--tiger-deep);
}

.page-products .v4-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.page-products .v4-figure {
  margin-top: clamp(20px, 3vw, 28px);
}

/* ---------- 04 资料包 ---------- */
.page-products .packname__formula {
  margin: 0 0 14px;
  padding: 10px 14px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  background: rgba(17, 20, 43, 0.04);
  border: 1px dashed var(--line-light);
}

.page-products .packname {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(20px, 3vw, 28px);
}

.page-products .packname__seg {
  padding: 12px 14px;
  background: #ffffff;
  border: 1px solid var(--line-light);
  border-left: 2px solid var(--tiger);
}

.page-products .packname__k {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-products .packname__v {
  display: block;
  font-size: 13.5px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
}

.page-products .pack-notes {
  display: grid;
  gap: 8px;
  margin: clamp(18px, 3vw, 24px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pack-notes li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-products .pack-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 8px;
  height: 2px;
  background: var(--tiger);
}

/* ---------- 05 小屏阅读 ---------- */
.page-products .reader-grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

.page-products .reader-col {
  min-width: 0;
}

.page-products .reader {
  position: relative;
  max-width: 320px;
  margin-inline: auto;
  padding: 14px 12px 18px;
  border-radius: 26px;
  background: var(--space);
  box-shadow: 0 26px 50px -34px rgba(11, 18, 48, 0.9);
}

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

.page-products .reader__bar {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
  margin-bottom: 10px;
}

.page-products .reader__size {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 28px;
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--paper);
  border: 1px solid var(--line-dark);
  cursor: pointer;
  transition: background var(--dur) var(--ease),
              color var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}

.page-products .reader__size:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-products #rf-s:checked ~ .reader__bar label[for="rf-s"],
.page-products #rf-m:checked ~ .reader__bar label[for="rf-m"],
.page-products #rf-l:checked ~ .reader__bar label[for="rf-l"] {
  background: var(--tiger);
  border-color: var(--tiger);
  color: var(--space);
}

.page-products .reader__screen {
  padding: 14px 12px;
  border-radius: 4px;
  background: var(--paper);
  color: var(--ink);
  font-size: 13px;
  line-height: 1.75;
  transition: font-size var(--dur) var(--ease);
}

.page-products #rf-m:checked ~ .reader__screen {
  font-size: 15px;
}

.page-products #rf-l:checked ~ .reader__screen {
  font-size: 17px;
}

.page-products .reader__head {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--tiger);
}

.page-products .reader__lead {
  margin: 0;
  font-weight: 700;
}

.page-products .reader__screen details {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--line-light-soft);
}

.page-products .reader__screen summary {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  list-style: none;
  cursor: pointer;
  font-size: 0.95em;
  font-weight: 700;
}

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

.page-products .reader__screen summary::after {
  content: "+";
  font-family: var(--font-mono);
  color: var(--tiger);
}

.page-products .reader__screen details[open] summary::after {
  content: "−";
}

.page-products .reader__screen details p {
  margin: 6px 0 0;
  font-size: 0.92em;
  color: var(--ink-soft);
}

.page-products .reader-hint {
  max-width: 320px;
  margin: 14px auto 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
  text-align: center;
}

.page-products .reader-figure {
  max-width: 340px;
  margin-inline: auto;
}

/* ---------- 06 版本号 ---------- */
.page-products .ver-cards {
  display: grid;
  gap: 12px;
}

.page-products .ver-card {
  padding: 16px 16px 18px;
  background: #ffffff;
  border: 1px solid var(--line-light);
  border-top: 2px solid var(--space);
  transition: border-top-color var(--dur) var(--ease);
}

.page-products .ver-card:hover {
  border-top-color: var(--tiger);
}

.page-products .ver-card__k {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-products .ver-card__title {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 800;
  color: var(--ink);
}

.page-products .ver-card__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-products .vernum {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 6px;
  margin: clamp(20px, 3vw, 28px) 0 12px;
  padding: 20px;
  background: var(--space);
  color: var(--paper);
}

.page-products .vernum__part {
  display: grid;
  gap: 6px;
}

.page-products .vernum__part b {
  font-family: var(--font-mono);
  font-size: clamp(24px, 4vw, 34px);
  font-weight: 700;
  line-height: 1;
  color: var(--amber);
}

.page-products .vernum__part i {
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-products .vernum__sep {
  font-family: var(--font-mono);
  font-size: clamp(24px, 4vw, 34px);
  line-height: 1;
  color: var(--mist);
}

.page-products .vernum-note {
  margin: 0 0 clamp(18px, 3vw, 24px);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 07 排查 ---------- */
.page-products .triage {
  display: grid;
  gap: 12px;
}

.page-products .triage__item {
  padding: 16px;
  background: #ffffff;
  border: 1px solid var(--line-light);
  border-left: 2px solid var(--cyan);
  transition: border-left-color var(--dur) var(--ease);
}

.page-products .triage__item:hover {
  border-left-color: var(--tiger);
}

.page-products .triage__title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 800;
  color: var(--ink);
}

.page-products .triage__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-products .triage-note {
  margin: 18px 0 0;
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-soft);
  background: rgba(17, 20, 43, 0.04);
  border-left: 2px solid var(--amber);
}

.page-products .dl-footnav {
  display: grid;
  gap: 10px;
  margin-top: clamp(24px, 3vw, 32px);
  padding-top: clamp(20px, 3vw, 28px);
  border-top: 1px solid var(--line-light);
}

.page-products .dl-footnav a {
  padding-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line-light);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .dl-footnav a:hover {
  color: var(--tiger);
  border-bottom-color: var(--tiger);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .packname {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 720px) {
  .page-products .entry-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

@media (min-width: 760px) {
  .page-products .install-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: start;
  }

  .page-products .packname {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
    align-items: center;
  }

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

@media (min-width: 1000px) {
  .page-products .dl-layout {
    grid-template-columns: 272px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 56px);
    align-items: start;
  }

  .page-products .dl-rail__inner {
    position: sticky;
    top: clamp(96px, 12vh, 120px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .entry-card,
  .page-products .entry-card__link,
  .page-products .checklist li,
  .page-products .dl-rail__checks li::before,
  .page-products .reader__screen,
  .page-products .reader__size,
  .page-products .ver-card,
  .page-products .triage__item,
  .page-products .dl-footnav a,
  .page-products .breadcrumbs__link {
    transition: none;
  }

  .page-products .entry-card:hover,
  .page-products .entry-card:focus-within {
    transform: none;
  }
}
<<<END>>>