.page-products {
  --pf-rail: 212px;
  --pf-gap: clamp(28px, 4vw, 64px);
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-products .crumbs {
  padding-top: clamp(16px, 2.4vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  overflow: hidden;
  margin-top: clamp(14px, 2vw, 24px);
  padding: clamp(30px, 5vw, 68px) 0 clamp(36px, 5.5vw, 80px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(118deg, var(--ink-2) 0%, var(--ink-2) 44%, rgba(14, 23, 48, 0) 44%),
    radial-gradient(120% 96% at 84% 6%, rgba(0, 229, 208, 0.11), transparent 60%),
    var(--ink);
}

.page-products .prod-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image: repeating-linear-gradient(0deg, rgba(195, 204, 224, 0.05) 0 1px, transparent 1px 3px);
}

.page-products .prod-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 3.6vw, 48px);
  align-items: center;
}

.page-products .prod-hero__kicker {
  margin: 0;
  color: var(--gold);
  letter-spacing: 0.14em;
}

.page-products .prod-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.05rem, 5.6vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-products .prod-hero__lede {
  margin: 20px 0 0;
  max-width: 46ch;
  color: var(--body);
  font-size: 1.02rem;
  line-height: 1.85;
}

.page-products .prod-hero__actions {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

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

/* ---------- 章节头 ---------- */
.page-products .prod-sechead {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px 20px;
  align-items: start;
  margin-bottom: clamp(22px, 3vw, 36px);
}

.page-products .prod-sechead__num {
  color: var(--gold);
  font-size: 0.92rem;
  letter-spacing: 0.14em;
  padding-top: 0.55em;
}

.page-products .prod-sechead__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.5rem, 3.2vw, 2.2rem);
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-products .prod-sechead__lede {
  margin: 12px 0 0;
  max-width: 60ch;
  color: var(--fog);
  font-size: 0.96rem;
  line-height: 1.8;
}

/* ---------- 产品地图 ---------- */
.page-products .prod-map {
  padding: clamp(38px, 5.5vw, 78px) 0 clamp(34px, 4.6vw, 62px);
  background: var(--ink);
}

.page-products .prod-map__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .prod-map__item {
  border-bottom: 1px solid var(--line);
}

.page-products .prod-map__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 4px 18px;
  align-items: center;
  padding: clamp(15px, 2vw, 22px) clamp(4px, 1.2vw, 16px);
  color: inherit;
  text-decoration: none;
  transition: background var(--t) var(--ease), padding-left var(--t) var(--ease);
}

.page-products .prod-map__no {
  color: var(--gold);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  align-self: start;
  padding-top: 0.35em;
}

.page-products .prod-map__body {
  display: block;
  min-width: 0;
}

.page-products .prod-map__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.12rem;
  letter-spacing: -0.01em;
  color: var(--white);
  transition: color var(--t) var(--ease);
}

.page-products .prod-map__desc {
  margin: 6px 0 0;
  color: var(--fog);
  font-size: 0.92rem;
  line-height: 1.7;
}

.page-products .prod-map__arrow {
  color: var(--dim);
  font-size: 1.1rem;
  transition: color var(--t) var(--ease), transform var(--t) var(--ease);
}

.page-products .prod-map__link:hover,
.page-products .prod-map__link:focus-visible {
  background: var(--panel);
  padding-left: clamp(10px, 2vw, 26px);
  outline: none;
}

.page-products .prod-map__link:hover .prod-map__title,
.page-products .prod-map__link:focus-visible .prod-map__title {
  color: var(--cyan);
}

.page-products .prod-map__link:hover .prod-map__arrow,
.page-products .prod-map__link:focus-visible .prod-map__arrow {
  color: var(--cyan);
  transform: translateX(4px);
}

/* ---------- 左侧索引 + 右侧正文 ---------- */
.page-products .prod-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pf-gap);
  padding-top: clamp(34px, 5vw, 68px);
  padding-bottom: clamp(30px, 4vw, 58px);
}

.page-products .prod-rail {
  border-bottom: 1px solid var(--line);
  padding-bottom: 14px;
}

.page-products .prod-rail__kicker {
  margin: 0 0 12px;
  color: var(--fog);
  letter-spacing: 0.14em;
}

.page-products .prod-rail .index-rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  scrollbar-width: none;
}

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

.page-products .prod-rail .index-rail__item {
  flex: 0 0 auto;
  white-space: nowrap;
}

.page-products .prod-stream {
  display: grid;
  gap: clamp(40px, 5.4vw, 76px);
  min-width: 0;
}

/* ---------- 内容区块 ---------- */
.page-products .prod-block {
  min-width: 0;
  scroll-margin-top: 120px;
}

.page-products .prod-block__head {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

.page-products .prod-block__num {
  color: var(--gold);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
}

.page-products .prod-block__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.42rem, 2.9vw, 2.05rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-products .prod-block__lede {
  margin: 0;
  max-width: 56ch;
  color: var(--fog);
  font-size: 0.95rem;
  line-height: 1.8;
}

.page-products .prod-copy {
  margin: 0 0 1.15em;
  color: var(--body);
  font-size: 1rem;
  line-height: 1.85;
}

.page-products .prod-copy--note {
  margin-top: 20px;
  padding-left: 15px;
  border-left: 2px solid var(--line);
  color: var(--fog);
  font-size: 0.93rem;
}

/* ---------- 规格列表 ---------- */
.page-products .spec-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .spec-list__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 16px;
  align-items: baseline;
  padding: 13px 2px;
  border-bottom: 1px solid var(--line);
}

.page-products .spec-list__key {
  color: var(--fog);
  font-size: 0.86rem;
  letter-spacing: 0.03em;
}

.page-products .spec-list__val {
  color: var(--white);
  font-size: 0.95rem;
  text-align: right;
}

/* ---------- 存档库 ---------- */
.page-products .archive-chips {
  margin-top: 22px;
}

.page-products .prod-figure {
  margin: clamp(22px, 3vw, 34px) 0;
}

.page-products .archive-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .archive-list__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 18px;
  padding: 15px 2px;
  border-bottom: 1px solid var(--line);
}

.page-products .archive-list__no {
  color: var(--gold);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  padding-top: 0.35em;
}

.page-products .archive-list__text {
  min-width: 0;
}

.page-products .archive-list__name {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--white);
}

.page-products .archive-list__desc {
  margin: 6px 0 0;
  color: var(--fog);
  font-size: 0.91rem;
  line-height: 1.72;
}

/* ---------- 下载包 ---------- */
.page-products .pack {
  margin-top: 24px;
  padding: clamp(18px, 2.6vw, 28px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--red);
  background: var(--panel);
}

.page-products .pack__label {
  margin: 0 0 16px;
  color: var(--gold);
  letter-spacing: 0.14em;
}

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

.page-products .pack__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
}

.page-products .pack__name {
  color: var(--cyan);
  font-size: 0.92rem;
  letter-spacing: 0.02em;
}

.page-products .pack__note {
  color: var(--body);
  font-size: 0.88rem;
  line-height: 1.65;
}

.page-products .pack__bar {
  display: block;
  height: 3px;
  margin-top: 4px;
  background: var(--line);
  overflow: hidden;
}

.page-products .pack__bar i {
  display: block;
  height: 100%;
  transform-origin: left center;
  background: linear-gradient(90deg, var(--cyan), var(--red));
  animation: pf-packfill 1.1s var(--ease) both;
}

.page-products .pack__row:nth-child(1) .pack__bar i { width: 82%; }
.page-products .pack__row:nth-child(2) .pack__bar i { width: 56%; }
.page-products .pack__row:nth-child(3) .pack__bar i { width: 96%; }

@keyframes pf-packfill {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

/* ---------- iOS 端 ---------- */
.page-products .prod-ios {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 36px);
  margin-top: 22px;
  align-items: start;
}

.page-products .prod-figure--phone {
  margin: 0 auto;
  max-width: 300px;
}

.page-products .spec-list--ios {
  margin-top: 0;
}

/* ---------- 更新节奏 ---------- */
.page-products .cadence {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-products .cadence__item {
  display: grid;
  grid-template-columns: minmax(76px, auto) minmax(0, 1fr);
  gap: 4px 20px;
  align-items: start;
  padding: 18px 2px;
  border-bottom: 1px solid var(--line);
}

.page-products .cadence__step {
  grid-row: span 3;
  color: var(--red);
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  padding-top: 0.3em;
  white-space: nowrap;
}

.page-products .cadence__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.04rem;
  color: var(--white);
}

.page-products .cadence__desc {
  margin: 6px 0 0;
  color: var(--fog);
  font-size: 0.92rem;
  line-height: 1.75;
}

/* ---------- 对照表 ---------- */
.page-products .table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .device-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.page-products .device-table th,
.page-products .device-table td {
  text-align: left;
  vertical-align: top;
  padding: 14px 14px;
  border-bottom: 1px solid var(--line);
}

.page-products .device-table thead th {
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  white-space: nowrap;
}

.page-products .device-table tbody th {
  color: var(--white);
  font-weight: 700;
  white-space: nowrap;
}

.page-products .device-table tbody td {
  color: var(--body);
  line-height: 1.7;
}

.page-products .device-table tbody tr:last-child th,
.page-products .device-table tbody tr:last-child td {
  border-bottom: none;
}

.page-products .device-table tbody tr {
  transition: background var(--t) var(--ease);
}

.page-products .device-table tbody tr:hover {
  background: rgba(22, 36, 74, 0.6);
}

/* ---------- 延伸入口 ---------- */
.page-products .prod-more {
  min-width: 0;
  padding-top: clamp(22px, 3vw, 34px);
  border-top: 1px solid var(--line);
}

.page-products .prod-more__title {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.24rem;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-products .prod-more__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .prod-more__item {
  border-bottom: 1px solid var(--line);
}

.page-products .prod-more__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 14px 2px;
  color: var(--body);
  text-decoration: none;
  font-size: 0.94rem;
  line-height: 1.7;
  transition: color var(--t) var(--ease), padding-left var(--t) var(--ease);
}

.page-products .prod-more__tag {
  color: var(--gold);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
}

.page-products .prod-more__link:hover,
.page-products .prod-more__link:focus-visible {
  color: var(--cyan);
  padding-left: 10px;
  outline: none;
}

/* ---------- 收尾 ---------- */
.page-products .prod-cta {
  margin-top: clamp(36px, 5vw, 72px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(104deg, var(--ink-2) 0 60%, rgba(14, 23, 48, 0) 60%),
    var(--ink);
}

.page-products .prod-cta__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: center;
  padding-top: clamp(32px, 4.6vw, 60px);
  padding-bottom: clamp(32px, 4.6vw, 60px);
}

.page-products .prod-cta__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.34rem, 2.8vw, 1.95rem);
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-products .prod-cta__text {
  margin: 12px 0 0;
  max-width: 56ch;
  color: var(--body);
  font-size: 0.95rem;
  line-height: 1.82;
}

.page-products .prod-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .pack__bar i {
    animation: none;
  }
  .page-products .prod-map__link,
  .page-products .prod-map__arrow,
  .page-products .prod-more__link {
    transition: none;
  }
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 480px) {
  .page-products .spec-list__row {
    grid-template-columns: 1fr;
    gap: 3px;
  }
  .page-products .spec-list__val {
    text-align: left;
  }
  .page-products .cadence__item {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .page-products .cadence__step {
    grid-row: auto;
  }
  .page-products .prod-map__link {
    gap: 4px 12px;
  }
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-products .prod-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  }
  .page-products .prod-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 40px;
  }
}

@media (min-width: 960px) {
  .page-products .prod-layout {
    grid-template-columns: var(--pf-rail) minmax(0, 1fr);
  }

  .page-products .prod-rail {
    position: sticky;
    top: 132px;
    align-self: start;
    border-bottom: none;
    border-right: 1px solid var(--line);
    padding: 4px 22px 4px 0;
  }

  .page-products .prod-rail .index-rail {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }

  .page-products .prod-rail .index-rail__item {
    white-space: normal;
  }

  .page-products .prod-ios {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .prod-figure--phone {
    margin: 0;
  }
}

@media (min-width: 1100px) {
  .page-products .pack__row {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: center;
    gap: 6px 18px;
  }

  .page-products .pack__bar {
    grid-column: 2;
  }
}
<<<END>>>