.page-products .crumbs {
  padding-top: clamp(14px, 2vw, 22px);
}

.page-products .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-2);
}

.page-products .crumbs ol li + li::before {
  content: "/";
  margin-right: 0.4rem;
  color: var(--line-strong);
}

.page-products .crumbs a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-products .crumbs a:hover,
.page-products .crumbs a:focus-visible {
  color: var(--accent);
}

.page-products .crumbs__current {
  color: var(--accent);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  padding-top: clamp(16px, 3vw, 30px);
  padding-bottom: clamp(10px, 2vw, 18px);
  background:
    radial-gradient(120% 90% at 94% -12%, rgba(111, 247, 210, 0.15), transparent 58%),
    radial-gradient(90% 80% at -12% 112%, rgba(255, 107, 44, 0.12), transparent 62%);
}

.page-products .prod-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: end;
}

.page-products .prod-hero h1 {
  margin: 0.3em 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 6.2vw, 64px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.page-products .prod-hero__lead {
  margin: 18px 0 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: var(--text-2);
}

.page-products .prod-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px dashed var(--line-strong);
}

.page-products .prod-fact {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-products .prod-fact__k {
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.02em;
}

.page-products .prod-fact__l {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-2);
}

.page-products .prod-hero__fig {
  margin: 0;
}

/* ---------- 版本轨道 ---------- */
.page-products .ver-rail {
  display: flex;
  gap: 10px;
  margin-top: clamp(22px, 3vw, 34px);
  padding: 12px 2px;
  overflow-x: auto;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  scrollbar-width: none;
}

.page-products .ver-rail::-webkit-scrollbar {
  display: none;
}

.page-products .ver-rail a {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-size: 13px;
  color: var(--text);
  text-decoration: none;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(111, 247, 210, 0.1), rgba(111, 247, 210, 0) 72%);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-products .ver-rail a:hover,
.page-products .ver-rail a:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.page-products .ver-rail .mono {
  font-size: 11px;
  color: var(--warm);
  letter-spacing: 0.1em;
}

/* ---------- 区块标题 ---------- */
.page-products .sec-head {
  max-width: 62ch;
}

.page-products .sec-head h2 {
  margin: 0.3em 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.page-products .sec-head__lead {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--text-2);
}

.page-products .sec-head__note {
  margin: 0;
  max-width: 36ch;
  font-size: 13px;
  line-height: 1.8;
  color: var(--text-2);
}

/* ---------- 版本卡 ---------- */
.page-products .ver-grid {
  display: grid;
  gap: var(--gap);
  margin-top: clamp(26px, 4vw, 40px);
}

.page-products .ver-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(20px, 3vw, 28px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid var(--line-strong);
  border-radius: var(--radius);
  scroll-margin-top: 96px;
  transition: border-color 0.24s ease, background 0.24s ease, box-shadow 0.24s ease;
}

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

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

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

.page-products .ver-card:hover {
  border-color: var(--line-strong);
  box-shadow: 0 24px 48px -34px rgba(0, 0, 0, 0.9);
}

.page-products .ver-card:target {
  background: var(--panel-2);
  border-color: var(--line-strong);
}

.page-products .ver-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-products .ver-card__no {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--text-2);
}

.page-products .ver-card__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  line-height: 1.2;
}

.page-products .ver-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-2);
}

.page-products .ver-card__list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 14px;
  line-height: 1.7;
}

.page-products .ver-card__list li {
  position: relative;
  padding-left: 18px;
  color: var(--text);
}

.page-products .ver-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.64em;
  width: 8px;
  height: 2px;
  background: var(--accent);
}

.page-products .ver-card__list + .btn {
  margin-top: auto;
}

.page-products .matrix-fig {
  margin: clamp(28px, 4vw, 44px) 0 0;
}

/* ---------- 能力对照表 ---------- */
.page-products .compare-scroll {
  margin-top: clamp(24px, 3vw, 36px);
  overflow-x: auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-products .compare {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .compare thead th {
  padding: 14px 16px;
  text-align: left;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-2);
  white-space: nowrap;
  border-bottom: 1px solid var(--line-strong);
}

.page-products .compare thead th:first-child {
  color: var(--warm);
}

.page-products .compare tbody th {
  padding: 15px 16px;
  text-align: left;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  border-bottom: 1px dashed var(--line);
}

.page-products .compare tbody td {
  padding: 15px 16px;
  vertical-align: top;
  line-height: 1.7;
  color: var(--text-2);
  border-bottom: 1px dashed var(--line);
}

.page-products .compare tbody tr {
  transition: background 0.18s ease;
}

.page-products .compare tbody tr:hover,
.page-products .compare tbody tr:focus-within {
  background: var(--hl);
}

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

/* ---------- 下载步骤 ---------- */
.page-products .dl-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-products .steps {
  display: grid;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-products .step {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line-strong);
  border-radius: var(--radius);
  transition: border-color 0.2s ease;
}

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

.page-products .step > summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

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

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

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

.page-products .step > summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.page-products .step__no {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--warm);
}

.page-products .step__body {
  padding: 0 18px 18px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--text-2);
}

.page-products .step__body p {
  margin: 0 0 10px;
}

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

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

/* ---------- 能力升级 ---------- */
.page-products .up-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
  margin-top: clamp(24px, 4vw, 40px);
}

.page-products .up-fig {
  margin: 0;
}

.page-products .up-list {
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .up-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding-top: 18px;
  border-top: 1px dashed var(--line-strong);
}

.page-products .up-item:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-products .up-item__k {
  padding-top: 4px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.page-products .up-item h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
}

.page-products .up-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-2);
}

.page-products .up-foot {
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-2);
  border-left: 2px solid var(--hot);
}

.page-products .up-foot a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.page-products .up-foot a:hover {
  border-bottom-color: var(--accent);
}

/* ---------- 兼容与切换 ---------- */
.page-products .compat-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
  margin-top: clamp(24px, 3vw, 36px);
}

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

.page-products .device {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 16px;
  padding: 16px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-products .device__k {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--warm);
  align-self: center;
}

.page-products .device__t {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
}

.page-products .device__d {
  grid-column: 2;
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-2);
}

.page-products .switch-note {
  margin: 18px 0 0;
  padding: 16px 18px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text);
  border-left: 3px solid var(--hot);
  background: linear-gradient(100deg, rgba(255, 107, 44, 0.14), rgba(255, 107, 44, 0) 72%);
}

.page-products .compat-fig {
  margin: 0;
}

/* ---------- 更新日志 ---------- */
.page-products .log {
  display: grid;
  gap: 14px;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0 0 0 18px;
  list-style: none;
  border-left: 1px dashed var(--line-strong);
}

.page-products .log__item {
  display: grid;
  gap: 6px;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-products .log__stage {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.page-products .log__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-2);
}

/* ---------- 使用支持 ---------- */
.page-products .support-grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-products .support-card {
  display: block;
  padding: 20px;
  text-decoration: none;
  color: inherit;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-products .support-card:hover,
.page-products .support-card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--line-strong);
}

.page-products .support-card__t {
  display: block;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
}

.page-products .support-card__d {
  display: block;
  margin-top: 8px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-2);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .log__item {
    grid-template-columns: 132px 1fr;
    align-items: baseline;
  }

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

@media (min-width: 900px) {
  .page-products .prod-hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .page-products .ver-grid {
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
  }

  .page-products .ver-card:nth-child(2) {
    margin-top: 40px;
  }

  .page-products .ver-card:nth-child(3) {
    margin-top: 80px;
  }

  .page-products .sec-head--split {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: end;
    gap: 24px;
    max-width: none;
  }

  .page-products .dl-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }

  .page-products .up-grid {
    grid-template-columns: 0.95fr 1.05fr;
  }

  .page-products .compat-grid {
    grid-template-columns: 1.05fr 0.95fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ver-card,
  .page-products .step,
  .page-products .support-card,
  .page-products .compare tbody tr,
  .page-products .ver-rail a {
    transition: none;
  }

  .page-products .support-card:hover,
  .page-products .support-card:focus-visible {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>