.page-products {
  position: relative;
  overflow-x: hidden;
  color: var(--ar-fog);
  font-family: var(--ar-font-sans);
  background:
    radial-gradient(110% 70% at 82% -8%, rgba(42, 74, 103, 0.55), transparent 62%),
    radial-gradient(90% 60% at 6% 30%, rgba(181, 71, 54, 0.10), transparent 60%),
    linear-gradient(180deg, var(--ar-ink-900) 0%, var(--ar-ink-800) 42%, var(--ar-ink-900) 100%);
}

.page-products h1,
.page-products h2,
.page-products h3 {
  margin: 0;
  font-family: var(--ar-font-serif);
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.32;
  color: var(--ar-fog);
}

.page-products p {
  margin: 0;
}

.page-products a {
  color: var(--ar-gold-200);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 161, 91, 0.35);
  transition: color 0.2s var(--ar-ease), border-color 0.2s var(--ar-ease);
}

.page-products a:hover,
.page-products a:focus-visible {
  color: var(--ar-gold-500);
  border-bottom-color: var(--ar-gold-500);
}

.page-products :focus-visible {
  outline: 2px solid var(--ar-gold-500);
  outline-offset: 3px;
}

.page-products .ar-btn,
.page-products .ar-breadcrumb a {
  border-bottom: 0;
}

.page-products .ar-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(22px, 4vw, 40px);
  font-family: var(--ar-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ar-celadon);
}

.page-products .ar-breadcrumb a {
  color: var(--ar-celadon);
}

.page-products .ar-breadcrumb a:hover {
  color: var(--ar-gold-200);
}

.page-products .ar-breadcrumb__sep {
  color: rgba(145, 166, 174, 0.5);
}

/* ---------- 首屏 ---------- */

.page-products .pd-hero {
  padding: clamp(28px, 6vw, 76px) 0 clamp(30px, 5vw, 56px);
}

.page-products .pd-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-products .pd-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(32px, 8vw, 62px);
  line-height: 1.18;
  letter-spacing: 0.01em;
}

.page-products .ar-eyebrow {
  font-family: var(--ar-font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--ar-gold-500);
  text-transform: uppercase;
}

.page-products .ar-lede {
  margin-top: 20px;
  max-width: 46em;
  font-size: clamp(15px, 2.4vw, 18px);
  line-height: 1.85;
  color: rgba(245, 242, 234, 0.82);
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pd-hero__hint {
  margin-top: 18px;
  font-size: 13px;
  color: var(--ar-celadon);
}

.page-products .pd-hero__stamp {
  padding: 20px 20px 18px;
  border: 1px solid var(--ar-line);
  border-left: 2px solid var(--ar-gold-500);
  border-radius: var(--ar-radius);
  background: linear-gradient(160deg, rgba(42, 74, 103, 0.34), rgba(7, 17, 28, 0.62));
  backdrop-filter: blur(6px);
}

.page-products .pd-stamp__no {
  font-family: var(--ar-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ar-gold-200);
}

.page-products .pd-stamp__list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-stamp__list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--ar-line-soft);
  font-size: 13px;
  color: var(--ar-celadon);
}

.page-products .pd-stamp__list b {
  font-family: var(--ar-font-mono);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--ar-fog);
}

.page-products .pd-stamp__note {
  margin-top: 14px;
  font-size: 12px;
  line-height: 1.7;
  color: rgba(145, 166, 174, 0.85);
}

/* ---------- 通用区块 ---------- */

.page-products .pd-section {
  padding: clamp(38px, 6vw, 78px) 0;
}

.page-products .pd-head {
  margin-bottom: clamp(24px, 4vw, 40px);
  max-width: 62em;
}

.page-products .ar-section-head__title,
.page-products .pd-section h2 {
  margin-top: 12px;
  font-size: clamp(24px, 4.4vw, 40px);
}

.page-products .ar-section-head__note {
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(145, 166, 174, 0.95);
}

/* ---------- 图 ---------- */

.page-products .pd-figure {
  margin: clamp(26px, 4vw, 40px) 0 0;
  border: 1px solid var(--ar-line);
  border-radius: var(--ar-radius);
  background: linear-gradient(150deg, var(--ar-ink-700), var(--ar-glass-600));
  overflow: hidden;
}

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

.page-products .pd-figure__cap {
  padding: 12px 16px 14px;
  border-top: 1px solid var(--ar-line-soft);
  font-family: var(--ar-font-mono);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--ar-celadon);
}

/* ---------- 版本铭牌 ---------- */

.page-products .pd-versions__grid {
  display: grid;
  gap: 16px;
}

.page-products .pd-plate {
  position: relative;
  padding: 24px 20px 26px;
  border: 1px solid var(--ar-line);
  border-radius: var(--ar-radius);
  background: linear-gradient(180deg, rgba(22, 47, 74, 0.94), rgba(13, 29, 48, 0.94));
  transition: transform 0.25s var(--ar-ease), border-color 0.25s var(--ar-ease),
    box-shadow 0.25s var(--ar-ease);
}

.page-products .pd-plate::before {
  content: "";
  position: absolute;
  top: 0;
  left: 20px;
  width: 46px;
  height: 2px;
  background: var(--ar-gold-500);
}

.page-products .pd-plate:hover {
  transform: translateY(-2px);
  border-color: var(--ar-gold-500);
  box-shadow: 0 20px 44px -28px rgba(0, 0, 0, 0.95);
}

.page-products .ar-card__no {
  font-family: var(--ar-font-mono);
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--ar-gold-500);
}

.page-products .pd-plate__title {
  margin-top: 10px;
  font-size: 22px;
}

.page-products .pd-plate__text {
  margin-top: 12px;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(245, 242, 234, 0.78);
}

.page-products .pd-plate__list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-plate__list li {
  position: relative;
  padding-left: 16px;
  margin-top: 8px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ar-sand);
}

.page-products .pd-plate__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 1px;
  background: var(--ar-gold-500);
}

.page-products .pd-plate__foot {
  margin-top: 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ar-celadon);
}

/* ---------- 四步路径 ---------- */

.page-products .pd-steps__grid {
  position: relative;
  display: grid;
  gap: 6px;
}

.page-products .pd-steps__grid::before {
  content: "";
  position: absolute;
  left: 27px;
  top: 16px;
  bottom: 16px;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(198, 161, 91, 0.6), transparent);
}

.page-products .pd-step {
  position: relative;
  padding: 6px 0 20px 78px;
}

.page-products .pd-step__node {
  position: absolute;
  left: 0;
  top: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border: 1px solid var(--ar-gold-500);
  border-radius: 50%;
  background: var(--ar-ink-900);
  color: var(--ar-gold-200);
  font-family: var(--ar-font-mono);
  font-size: 16px;
  letter-spacing: 0.08em;
  z-index: 1;
  transition: background-color 0.25s var(--ar-ease), color 0.25s var(--ar-ease);
}

.page-products .pd-step:hover .pd-step__node,
.page-products .pd-step:focus-visible .pd-step__node {
  background: var(--ar-gold-500);
  color: var(--ar-ink-900);
}

.page-products .pd-step__title {
  font-size: 19px;
  padding-top: 6px;
}

.page-products .pd-step__text {
  margin-top: 10px;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(245, 242, 234, 0.8);
}

.page-products .pd-step__more {
  margin-top: 8px;
  font-family: var(--ar-font-mono);
  font-size: 12px;
  line-height: 1.75;
  letter-spacing: 0.02em;
  color: rgba(145, 166, 174, 0.9);
}

/* ---------- 设备适配 ---------- */

.page-products .pd-device__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

.page-products .pd-device h2 {
  margin-top: 12px;
}

.page-products .pd-device__lede {
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(245, 242, 234, 0.8);
}

.page-products .pd-checks {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ar-line-soft);
}

.page-products .pd-checks li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--ar-line-soft);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245, 242, 234, 0.86);
}

.page-products .pd-checks__tag {
  flex: none;
  padding: 2px 8px;
  border: 1px solid rgba(216, 198, 166, 0.42);
  border-radius: var(--ar-radius);
  font-family: var(--ar-font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ar-sand);
  background: rgba(216, 198, 166, 0.08);
}

.page-products .pd-device__figure {
  margin-top: 0;
  justify-self: center;
  width: 100%;
  max-width: 420px;
}

/* ---------- 开通后 ---------- */

.page-products .pd-after__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

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

.page-products .pd-after h2 {
  margin-top: 12px;
}

.page-products .pd-after__lede {
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(245, 242, 234, 0.8);
}

.page-products .pd-after__list {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-products .pd-after__list li {
  padding: 16px 0 16px 18px;
  border-left: 1px solid var(--ar-line-soft);
  transition: border-color 0.25s var(--ar-ease);
}

.page-products .pd-after__list li:hover {
  border-left-color: var(--ar-gold-500);
}

.page-products .pd-after__list h3 {
  font-size: 17px;
  color: var(--ar-fog);
}

.page-products .pd-after__list p {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(145, 166, 174, 0.95);
}

/* ---------- 协作伙伴 ---------- */

.page-products .pd-partner__grid {
  display: grid;
  gap: 14px;
}

.page-products .pd-partner__card {
  padding: 22px 20px;
  border: 1px solid var(--ar-line-soft);
  border-radius: var(--ar-radius);
  background: rgba(22, 47, 74, 0.36);
  transition: border-color 0.25s var(--ar-ease), transform 0.25s var(--ar-ease);
}

.page-products .pd-partner__card:hover {
  transform: translateY(-2px);
  border-color: rgba(198, 161, 91, 0.7);
}

.page-products .pd-partner__card h3 {
  margin-top: 10px;
  font-size: 18px;
}

.page-products .pd-partner__card p {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(245, 242, 234, 0.76);
}

.page-products .pd-partner__cta {
  margin-top: 24px;
  font-size: 14px;
  color: var(--ar-celadon);
}

/* ---------- 下载前检查 ---------- */

.page-products .pd-check__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

.page-products .pd-check h2 {
  margin-top: 12px;
}

.page-products .pd-check__lede {
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(245, 242, 234, 0.8);
}

.page-products .pd-todo {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ar-line-soft);
}

.page-products .pd-todo li {
  border-bottom: 1px solid var(--ar-line-soft);
}

.page-products .pd-todo__item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 0;
  cursor: pointer;
}

.page-products .pd-todo__item input {
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  accent-color: var(--ar-gold-500);
  cursor: pointer;
}

.page-products .pd-todo__label {
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(245, 242, 234, 0.88);
}

.page-products .pd-todo__item input:checked + .pd-todo__label {
  color: var(--ar-celadon);
  text-decoration: line-through;
  text-decoration-color: rgba(145, 166, 174, 0.5);
}

.page-products .pd-check__more {
  margin-top: 20px;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ar-celadon);
}

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

/* ---------- 悬浮入口 ---------- */

.page-products .pd-fab {
  display: none;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-products .pd-versions__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .pd-partner__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pd-plate--b {
    margin-top: 30px;
  }
}

@media (min-width: 900px) {
  .page-products .pd-hero__grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: end;
  }

  .page-products .pd-device__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
    align-items: start;
  }

  .page-products .pd-after__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }

  .page-products .pd-check__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 420px);
    align-items: start;
  }

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

  .page-products .pd-steps__grid::before {
    left: 12.5%;
    right: 12.5%;
    top: 27px;
    bottom: auto;
    width: auto;
    height: 1px;
    background: linear-gradient(
      90deg,
      transparent,
      rgba(198, 161, 91, 0.65) 10%,
      rgba(198, 161, 91, 0.65) 90%,
      transparent
    );
  }

  .page-products .pd-step {
    padding: 0 16px 0 0;
  }

  .page-products .pd-step__node {
    position: relative;
    left: auto;
    top: auto;
    margin-bottom: 16px;
  }

  .page-products .pd-step__title {
    padding-top: 0;
  }

  .page-products .pd-device__figure {
    justify-self: end;
    max-width: 400px;
  }
}

@media (min-width: 1024px) {
  .page-products .pd-versions__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr) minmax(0, 1fr);
  }

  .page-products .pd-plate--a {
    margin-top: 0;
  }

  .page-products .pd-plate--b {
    margin-top: 34px;
  }

  .page-products .pd-plate--c {
    margin-top: 14px;
  }

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

  .page-products .pd-fab {
    display: inline-flex;
    align-items: center;
    position: fixed;
    right: 26px;
    bottom: 34px;
    z-index: 40;
    padding: 12px 20px;
    border-radius: 999px;
    border: 1px solid rgba(234, 217, 174, 0.7);
    background: linear-gradient(180deg, var(--ar-gold-200), var(--ar-gold-500));
    color: var(--ar-ink-900);
    font-family: var(--ar-font-mono);
    font-size: 13px;
    letter-spacing: 0.1em;
    text-decoration: none;
    box-shadow: 0 16px 34px -16px rgba(0, 0, 0, 0.9);
    transition: transform 0.2s var(--ar-ease), box-shadow 0.2s var(--ar-ease);
  }

  .page-products .pd-fab:hover,
  .page-products .pd-fab:focus-visible {
    transform: translateY(-2px);
    color: var(--ar-ink-900);
    border-bottom-color: rgba(234, 217, 174, 0.7);
    box-shadow: 0 20px 40px -16px rgba(0, 0, 0, 0.95);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-plate:hover,
  .page-products .pd-partner__card:hover,
  .page-products .pd-fab:hover {
    transform: none;
  }
}
<<<END>>>