/* ===== 客户端下载 · 页面样式（作用域：.page-products） ===== */
.page-products {
  --prod-hairline: rgba(20, 24, 26, .16);
}

/* 首屏 */
.page-products .prod-hero {
  padding-block: clamp(20px, 3vw, 36px) clamp(40px, 6vw, 84px);
}
.page-products .prod-hero .breadcrumbs {
  margin-bottom: clamp(20px, 3vw, 34px);
}
.page-products .prod-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
}
.page-products .prod-hero__copy {
  min-width: 0;
}
.page-products .prod-kicker {
  display: inline-block;
  margin: 0 0 18px;
  padding: 5px 10px;
  border: 2px solid var(--acid-400);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--acid-400);
}
.page-products .prod-hero h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(2.05rem, 6.6vw, 4.2rem);
  line-height: 1.04;
  letter-spacing: -.01em;
  color: var(--chalk-50);
}
.page-products .prod-hero h1 .hl {
  background: var(--acid-400);
  color: var(--ink-950);
  padding: 0 .1em;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}
.page-products .prod-lede {
  max-width: 46ch;
  margin: 0 0 26px;
  font-size: clamp(1rem, 1.5vw, 1.08rem);
  line-height: 1.8;
  color: rgba(253, 253, 249, .84);
}
.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 34px;
}
.page-products .prod-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
  margin: 0;
  padding: 20px 0 0;
  border-top: 3px solid var(--acid-400);
}
.page-products .prod-stat {
  min-width: 0;
}
.page-products .prod-stat dt {
  margin-bottom: 6px;
  font-size: .74rem;
  letter-spacing: .1em;
  color: rgba(253, 253, 249, .66);
}
.page-products .prod-stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(1.3rem, 3vw, 1.85rem);
  color: var(--acid-400);
}

/* 首屏设备框 */
.page-products .dev-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  width: 100%;
  max-width: 460px;
  margin-inline: auto;
}
.page-products .dev-frame {
  border: 3px solid var(--paper-50);
  border-radius: 22px;
  background: var(--ink-800);
  box-shadow: var(--shadow-acid);
  overflow: hidden;
}
.page-products .dev-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .dev-mock {
  display: grid;
  gap: 10px;
  padding: 14px;
}
.page-products .dev-mock__cap {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .12em;
  color: var(--acid-400);
}
.page-products .dev-mock__line {
  display: block;
  height: 9px;
  border-radius: 2px;
  background: rgba(253, 253, 249, .22);
}
.page-products .dev-mock__line--acid {
  width: 58%;
  height: 12px;
  background: var(--acid-400);
}
.page-products .dev-mock__line--mid {
  width: 76%;
}
.page-products .dev-mock__line--short {
  width: 42%;
}
.page-products .dev-mock__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}
.page-products .dev-mock__cell {
  display: block;
  height: 26px;
  border: 2px solid rgba(253, 253, 249, .3);
  border-radius: 3px;
}
.page-products .dev-mock__cell--on {
  border-color: var(--acid-400);
  background: rgba(216, 245, 49, .14);
}

/* 安装步骤 */
.page-products .prod-h2 {
  margin: 12px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4.4vw, 2.9rem);
  line-height: 1.1;
  color: var(--ink-900);
}
.page-products .prod-sub {
  max-width: 62ch;
  margin: 0 0 6px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink-900);
}
.page-products .prod-steps {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}
.page-products .prod-step {
  position: relative;
  z-index: 1;
  padding: 20px 20px 22px;
  border: 3px solid var(--ink-900);
  background: var(--paper-50);
  box-shadow: var(--shadow-1);
}
.page-products .prod-step__num {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: 16px;
  border: 3px solid var(--ink-900);
  background: var(--acid-400);
  color: var(--ink-950);
  font-family: var(--font-mono);
  font-size: 1.25rem;
}
.page-products .prod-step h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--ink-900);
}
.page-products .prod-step p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.75;
  color: var(--ink-900);
}
.page-products .prod-note {
  margin-top: 24px;
  padding: 14px 18px;
  border-left: 6px solid var(--ember-500);
  background: rgba(242, 116, 58, .1);
  font-size: .92rem;
  line-height: 1.7;
  color: var(--ink-900);
}

/* 索引 + 内容 */
.page-products .workspace {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
}
.page-products .workspace__main {
  min-width: 0;
}
.page-products .index {
  min-width: 0;
}
.page-products .index__cap {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  color: var(--blue-400);
}
.page-products .index__list {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 2px 2px 10px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.page-products .index__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border: 2px solid var(--ink-900);
  background: var(--paper-50);
  color: var(--ink-900);
  font-size: .88rem;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color .2s var(--ease), transform .2s var(--ease);
}
.page-products .index__num {
  font-family: var(--font-mono);
  font-size: .76rem;
  color: var(--blue-400);
}
.page-products .index__light {
  flex: none;
  width: 9px;
  height: 9px;
  border: 2px solid var(--ink-900);
  border-radius: 50%;
  background: var(--paper-200);
}
.page-products .index__item:hover,
.page-products .index__item:focus-visible {
  background: var(--acid-200);
  transform: translateX(2px);
}
.page-products .workspace:has(#replays:target) .index__item[href="#replays"],
.page-products .workspace:has(#workbench:target) .index__item[href="#workbench"],
.page-products .workspace:has(#family:target) .index__item[href="#family"],
.page-products .workspace:has(#offline:target) .index__item[href="#offline"],
.page-products .workspace:has(#devices:target) .index__item[href="#devices"],
.page-products .workspace:has(#support:target) .index__item[href="#support"] {
  background: var(--acid-400);
}

/* 内容块 */
.page-products .work-block {
  padding-block: clamp(26px, 4vw, 46px);
  border-top: 3px solid var(--ink-900);
  scroll-margin-top: calc(var(--bar-h) + 18px);
}
.page-products .work-block:first-child {
  border-top: 0;
  padding-top: 0;
}
.page-products .work-block__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  margin-bottom: 14px;
}
.page-products .work-block h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3.4vw, 2.2rem);
  line-height: 1.12;
  color: var(--ink-900);
}
.page-products .work-block p {
  max-width: 66ch;
  margin: 0 0 18px;
  line-height: 1.8;
  color: var(--ink-900);
}
.page-products .tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

/* 图像 */
.page-products .shot {
  margin: 0 0 22px;
  border: 3px solid var(--ink-900);
  background: var(--paper-50);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}
.page-products .shot img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}
.page-products .shot__cap {
  padding: 9px 12px;
  background: var(--ink-950);
  color: var(--acid-400);
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
}

/* 对照表 */
.page-products .table-scroll {
  border: 3px solid var(--ink-900);
  background: var(--paper-50);
  box-shadow: var(--shadow-1);
  overflow-x: auto;
}
.page-products .cmp {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: .9rem;
}
.page-products .cmp caption {
  caption-side: top;
  padding: 12px 14px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--blue-400);
}
.page-products .cmp th,
.page-products .cmp td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--prod-hairline);
}
.page-products .cmp thead th {
  border-bottom: 3px solid var(--ink-900);
  background: var(--ink-950);
  color: var(--acid-400);
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 500;
  letter-spacing: .14em;
}
.page-products .cmp tbody tr:nth-child(even) {
  background: rgba(227, 217, 196, .5);
}
.page-products .cmp tbody th {
  font-weight: 600;
  white-space: nowrap;
}

/* 视图切换 */
.page-products .view-toggle {
  margin-top: 20px;
  border: 3px solid var(--ink-900);
  background: var(--paper-50);
}
.page-products .view-toggle summary {
  padding: 12px 16px;
  background: var(--ink-950);
  color: var(--acid-400);
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  cursor: pointer;
}
.page-products .view-toggle__body {
  padding: 16px;
}
.page-products .view-toggle__body p {
  margin: 0;
  max-width: 66ch;
  font-size: .92rem;
  line-height: 1.75;
}

/* 家庭共享 */
.page-products .fam-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.page-products .fam-card {
  padding: 18px;
  border: 3px solid var(--ink-900);
  background: var(--paper-50);
  box-shadow: var(--shadow-1);
}
.page-products .fam-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.02rem;
  color: var(--ink-900);
}
.page-products .fam-card p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.7;
}

/* 离线缓存 */
.page-products .cache-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 4px;
}
.page-products .cache-card {
  padding: 20px;
  border: 3px solid var(--ink-900);
  background: var(--paper-50);
}
.page-products .cache-card--hi {
  border-color: var(--ink-950);
  background: var(--ink-950);
  color: var(--chalk-50);
  box-shadow: var(--shadow-acid);
}
.page-products .cache-card__num {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(1.7rem, 5vw, 2.4rem);
  color: var(--ink-900);
}
.page-products .cache-card--hi .cache-card__num {
  color: var(--acid-400);
}
.page-products .cache-bar {
  height: 14px;
  margin: 12px 0 14px;
  border: 2px solid currentColor;
}
.page-products .cache-bar__fill {
  display: block;
  height: 100%;
  background: var(--acid-400);
}
.page-products .cache-bar__fill--60 {
  width: 60%;
}
.page-products .cache-bar__fill--100 {
  width: 100%;
}
.page-products .cache-card p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.7;
}

/* 设备与版本 */
.page-products .req {
  display: grid;
  grid-template-columns: 1fr;
  margin: 22px 0 0;
  border: 3px solid var(--ink-900);
  background: var(--paper-50);
}
.page-products .req__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--prod-hairline);
}
.page-products .req__row:last-child {
  border-bottom: 0;
}
.page-products .req__key {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--blue-400);
}
.page-products .req__val {
  margin: 0;
  font-size: .95rem;
  line-height: 1.7;
  color: var(--ink-900);
}

/* 支持入口 */
.page-products .help-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.page-products .help-card {
  display: block;
  padding: 20px;
  border: 3px solid var(--ink-900);
  background: var(--paper-50);
  color: var(--ink-900);
  text-decoration: none;
  box-shadow: var(--shadow-1);
  transition: transform .18s var(--ease), box-shadow .18s var(--ease);
}
.page-products .help-card:hover,
.page-products .help-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: var(--shadow-2);
}
.page-products .help-card__cap {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .14em;
  color: var(--ember-500);
}
.page-products .help-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.08rem;
}
.page-products .help-card p {
  margin: 0 0 12px;
  font-size: .92rem;
  line-height: 1.7;
}
.page-products .help-card__go {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .06em;
  border-bottom: 2px solid var(--acid-400);
}

/* 结尾 */
.page-products .prod-cta {
  padding-block: clamp(36px, 6vw, 72px);
}
.page-products .prod-cta__box {
  display: grid;
  gap: 22px;
  padding: clamp(24px, 4vw, 44px);
  border: 3px solid var(--acid-400);
}
.page-products .prod-cta h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.8vw, 2.4rem);
  line-height: 1.1;
  color: var(--chalk-50);
}
.page-products .prod-cta p {
  max-width: 52ch;
  margin: 0;
  line-height: 1.8;
  color: rgba(253, 253, 249, .82);
}
.page-products .prod-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ===== 断点 ===== */
@media (min-width: 640px) {
  .page-products .prod-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .dev-stack {
    grid-template-columns: 1.1fr .9fr;
    align-items: start;
    max-width: 560px;
  }
  .page-products .dev-frame--main {
    grid-row: 1 / span 2;
  }
  .page-products .dev-frame--a {
    margin-top: 22px;
  }
  .page-products .dev-frame--b {
    margin-top: 12px;
  }
  .page-products .req__row {
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 760px) {
  .page-products .fam-grid,
  .page-products .cache-grid,
  .page-products .help-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .prod-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
  .page-products .prod-steps::before {
    content: "";
    position: absolute;
    left: 40px;
    right: 40px;
    top: 46px;
    border-top: 3px dashed var(--acid-400);
  }
}

@media (min-width: 980px) {
  .page-products .prod-hero__grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
  }
  .page-products .fam-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-products .workspace {
    grid-template-columns: 210px minmax(0, 1fr);
  }
  .page-products .index {
    position: sticky;
    top: calc(var(--bar-h) + 20px);
    align-self: start;
  }
  .page-products .index__list {
    flex-direction: column;
    gap: 8px;
    padding: 0;
    overflow: visible;
  }
  .page-products .index__item {
    width: 100%;
    justify-content: flex-start;
  }
  .page-products .index__light {
    margin-left: auto;
  }
}
<<<END>>>