.page-products {
  --apps-hair: rgba(196, 203, 216, .28);
  --apps-mesh: rgba(196, 203, 216, .12);
  --apps-track: var(--lt-concrete);
  --apps-card-w: 82%;
  background: #fff;
  color: var(--lt-black);
}

.page-products p {
  margin: 0;
}

.page-products h2,
.page-products h3 {
  margin: 0;
}

.page-products .crumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .crumb__sep {
  color: var(--lt-slate);
}

/* ---------- 首屏 ---------- */

.page-products .apps-hero {
  position: relative;
  overflow: hidden;
  background: var(--lt-black);
  color: #fff;
  padding: 26px 0 44px;
}

.page-products .apps-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--apps-mesh) 1px, transparent 1px),
    linear-gradient(90deg, var(--apps-mesh) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
}

.page-products .apps-hero__inner {
  position: relative;
  z-index: 1;
}

.page-products .apps-hero .crumb__link,
.page-products .apps-hero .crumb__item {
  color: var(--lt-silver);
  font-size: 13px;
}

.page-products .apps-hero .crumb__link:hover,
.page-products .apps-hero .crumb__link:focus-visible {
  color: var(--lt-yellow);
}

.page-products .apps-hero__grid {
  display: grid;
  gap: 32px;
  margin-top: 26px;
}

.page-products .apps-hero__round {
  display: inline-block;
  font-family: var(--lt-font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--lt-yellow);
  border: 1px solid rgba(255, 232, 26, .5);
  padding: 6px 12px;
}

.page-products .apps-hero h1 {
  font-family: var(--lt-font-display);
  font-weight: 900;
  font-size: clamp(38px, 9.5vw, 68px);
  line-height: 1.05;
  letter-spacing: -.01em;
  margin: 16px 0 0;
  color: #fff;
}

.page-products .apps-hero .lede {
  color: var(--lt-silver);
  margin-top: 18px;
  max-width: 38em;
}

.page-products .apps-hero__cta,
.page-products .apps-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-products .apps-hero .btn--line {
  color: #fff;
  border-color: rgba(244, 247, 255, .45);
}

.page-products .apps-hero .btn--line:hover,
.page-products .apps-hero .btn--line:focus-visible {
  background: var(--lt-yellow);
  border-color: var(--lt-yellow);
  color: var(--lt-black);
}

.page-products .apps-hero__facts {
  border: 1px solid var(--apps-hair);
  border-top: 2px solid var(--lt-yellow);
  background: rgba(10, 27, 77, .6);
  padding: 20px;
}

.page-products .apps-hero__facts-title {
  font-family: var(--lt-font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--lt-silver);
}

.page-products .apps-facts {
  margin: 14px 0 0;
}

.page-products .apps-facts__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--apps-hair);
}

.page-products .apps-facts dt {
  font-size: 14px;
  color: var(--lt-silver);
}

.page-products .apps-facts dd {
  margin: 0;
  font-family: var(--lt-font-mono);
  font-size: 24px;
  line-height: 1;
  color: var(--lt-yellow);
}

.page-products .apps-hero__note {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--lt-silver);
}

/* ---------- 章节骨架 ---------- */

.page-products .apps-section {
  padding: 48px 0;
}

.page-products .apps-section__head {
  margin-top: 20px;
}

.page-products .apps-section__head h2 {
  font-family: var(--lt-font-serif);
  font-weight: 600;
  font-size: clamp(26px, 5.4vw, 34px);
  line-height: 1.25;
  color: var(--lt-black);
  margin-bottom: 14px;
  max-width: 22em;
}

.page-products .apps-section__head .lede {
  color: var(--lt-slate);
  max-width: 38em;
}

.page-products .apps-section__head .lede a {
  color: var(--lt-blue);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-products .apps-section__head .lede a:hover,
.page-products .apps-section__head .lede a:focus-visible {
  background: var(--lt-yellow);
  color: var(--lt-black);
}

/* ---------- 设备卡组 ---------- */

.page-products .apps-scroller {
  margin-top: 28px;
}

.page-products .apps-cards {
  display: flex;
  gap: 16px;
  margin: 0;
  padding: 0 0 20px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-products .apps-card {
  position: relative;
  flex: 0 0 var(--apps-card-w);
  display: flex;
  flex-direction: column;
  scroll-snap-align: start;
  background: #fff;
  border: 1px solid var(--lt-concrete);
  padding: 22px 20px 24px;
  transition: border-color 160ms var(--lt-ease), box-shadow 160ms var(--lt-ease), background-color 160ms var(--lt-ease);
}

.page-products .apps-card:hover,
.page-products .apps-card:focus-within {
  border-color: var(--lt-yellow);
  box-shadow: inset 0 0 0 1px var(--lt-yellow);
  background: var(--lt-ice);
}

.page-products .apps-card__num {
  position: absolute;
  top: 0;
  left: 0;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  background: var(--lt-blue);
  color: #fff;
  font-size: 14px;
}

.page-products .apps-card__media {
  margin: 22px 0 18px;
  background: var(--lt-ice);
  border: 1px solid var(--lt-concrete);
  overflow: hidden;
}

.page-products .apps-card__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page-products .apps-card__media--icon {
  display: grid;
  place-items: center;
  min-height: 240px;
  color: var(--lt-blue);
}

.page-products .apps-card__glyph {
  max-width: 100%;
  height: auto;
}

.page-products .apps-card__body {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
}

.page-products .apps-card__title {
  font-family: var(--lt-font-display);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.3;
  color: var(--lt-black);
}

.page-products .apps-card__text {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--lt-slate);
}

.page-products .apps-card__list {
  margin: 16px 0 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px solid var(--lt-concrete);
}

.page-products .apps-card__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--lt-black);
}

.page-products .apps-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 1px;
  background: var(--lt-blue);
}

.page-products .apps-banner {
  margin: 28px 0 0;
  border-top: 1px solid var(--lt-concrete);
  padding-top: 20px;
}

.page-products .apps-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page-products .apps-banner figcaption,
.page-products .apps-sidefigure figcaption,
.page-products .apps-version__media figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--lt-slate);
}

/* ---------- 能力技能树 ---------- */

.page-products .apps-ability__layout {
  display: grid;
  gap: 36px;
  margin-top: 30px;
}

.page-products .apps-tree {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .apps-tree__item {
  position: relative;
  padding-left: 54px;
  padding-bottom: 8px;
}

.page-products .apps-tree__item::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 40px;
  bottom: 0;
  width: 1px;
  background: var(--apps-track);
}

.page-products .apps-tree__item:last-child::before {
  background: linear-gradient(var(--apps-track), transparent);
}

.page-products .apps-tree__num {
  position: absolute;
  left: 0;
  top: 14px;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  background: var(--lt-black);
  color: var(--lt-yellow);
  font-size: 13px;
  z-index: 1;
}

.page-products .apps-tree__node {
  border-bottom: 1px solid var(--lt-concrete);
}

.page-products .apps-tree__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  padding: 14px 0;
  cursor: pointer;
  list-style: none;
}

.page-products .apps-tree__summary::-webkit-details-marker {
  display: none;
}

.page-products .apps-tree__summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--lt-font-mono);
  font-size: 15px;
  color: var(--lt-blue);
}

.page-products .apps-tree__node[open] .apps-tree__summary::after {
  content: "－";
  color: var(--lt-slate);
}

.page-products .apps-tree__title {
  font-family: var(--lt-font-display);
  font-weight: 800;
  font-size: 18px;
  color: var(--lt-black);
}

.page-products .apps-tree__meta {
  font-family: var(--lt-font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--lt-slate);
  border: 1px solid var(--lt-concrete);
  padding: 2px 8px;
}

.page-products .apps-tree__body {
  padding: 0 0 18px;
}

.page-products .apps-tree__body p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--lt-slate);
  max-width: 34em;
}

.page-products .apps-sidefigure {
  margin: 0;
  border: 1px solid var(--lt-concrete);
  background: var(--lt-ice);
  padding: 16px;
}

.page-products .apps-sidefigure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page-products .apps-ability__note {
  margin-top: 14px;
  padding-left: 14px;
  border-left: 3px solid var(--lt-yellow);
  font-size: 14px;
  line-height: 1.75;
  color: var(--lt-slate);
}

/* ---------- 场景 ---------- */

.page-products .apps-scenes-section {
  background: var(--lt-ice);
  border-top: 1px solid var(--lt-concrete);
  border-bottom: 1px solid var(--lt-concrete);
}

.page-products .apps-scenes {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

.page-products .apps-scene {
  background: #fff;
  border: 1px solid var(--lt-concrete);
  padding: 22px 20px;
}

.page-products .apps-scene__num {
  display: inline-block;
  font-family: var(--lt-font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--lt-blue);
  border-bottom: 2px solid var(--lt-yellow);
  padding-bottom: 2px;
}

.page-products .apps-scene__title {
  margin-top: 12px;
  font-family: var(--lt-font-display);
  font-weight: 800;
  font-size: 18px;
  color: var(--lt-black);
}

.page-products .apps-scene__text {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--lt-slate);
}

.page-products .apps-scene--media {
  margin: 0;
  padding: 0;
  border: none;
  background: var(--lt-black);
}

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

.page-products .apps-scene--media figcaption {
  padding: 14px 20px 18px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--lt-silver);
}

/* ---------- 版本时间线 ---------- */

.page-products .apps-version__layout {
  display: grid;
  gap: 36px;
  margin-top: 30px;
}

.page-products .apps-timeline {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .apps-timeline__item {
  position: relative;
  padding: 0 0 28px 62px;
}

.page-products .apps-timeline__item::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 34px;
  bottom: 0;
  width: 1px;
  background: var(--apps-track);
}

.page-products .apps-timeline__item:last-child::before {
  background: linear-gradient(var(--apps-track), transparent);
}

.page-products .apps-timeline__ver {
  position: absolute;
  left: 0;
  top: 0;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  background: var(--lt-black);
  color: var(--lt-yellow);
  font-size: 12px;
  z-index: 1;
}

.page-products .apps-timeline__item.is-current .apps-timeline__ver {
  background: var(--lt-yellow);
  color: var(--lt-black);
}

.page-products .apps-timeline__body h3 {
  font-family: var(--lt-font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.4;
  color: var(--lt-black);
}

.page-products .apps-timeline__body p {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--lt-slate);
  max-width: 36em;
}

.page-products .apps-version__media {
  margin: 0;
  border-top: 2px solid var(--lt-blue);
  padding-top: 18px;
}

.page-products .apps-version__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

/* ---------- 安装步骤 ---------- */

.page-products .apps-steps {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .apps-step__box {
  border: 1px solid var(--lt-concrete);
  border-left: 4px solid var(--lt-blue);
  background: #fff;
}

.page-products .apps-step__box[open] {
  border-left-color: var(--lt-yellow);
  background: var(--lt-ice);
}

.page-products .apps-step__summary {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

.page-products .apps-step__summary::-webkit-details-marker {
  display: none;
}

.page-products .apps-step__num {
  font-family: var(--lt-font-mono);
  font-size: 15px;
  color: var(--lt-blue);
}

.page-products .apps-step__title {
  font-family: var(--lt-font-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--lt-black);
}

.page-products .apps-step__summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--lt-font-mono);
  color: var(--lt-slate);
}

.page-products .apps-step__box[open] .apps-step__summary::after {
  content: "－";
}

.page-products .apps-step__body {
  padding: 0 18px 18px 46px;
}

.page-products .apps-step__body p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--lt-slate);
  max-width: 38em;
}

/* ---------- 兼容与性能 ---------- */

.page-products .apps-compat {
  background: var(--lt-ice);
  border-top: 1px solid var(--lt-concrete);
  border-bottom: 1px solid var(--lt-concrete);
}

.page-products .apps-compat__grid {
  display: grid;
  gap: 28px;
  margin-top: 28px;
}

.page-products .apps-compat__aside {
  border: 1px solid var(--lt-concrete);
  border-top: 3px solid var(--lt-blue);
  background: #fff;
  padding: 22px 20px;
}

.page-products .apps-compat__aside h3 {
  font-family: var(--lt-font-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--lt-black);
}

.page-products .apps-compat__aside p {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--lt-slate);
}

.page-products .apps-compat__aside .copy-btn {
  margin-top: 18px;
}

.page-products .apps-compat__note {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--lt-concrete);
  font-size: 13px;
  color: var(--lt-slate);
}

/* ---------- 导出 ---------- */

.page-products .apps-export__grid {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

.page-products .apps-export__item {
  border: 1px solid var(--lt-concrete);
  background: var(--lt-black);
  color: var(--lt-silver);
  padding: 24px 20px;
  transition: box-shadow 160ms var(--lt-ease);
}

.page-products .apps-export__item:hover {
  box-shadow: inset 0 0 0 1px var(--lt-yellow);
}

.page-products .apps-export__item h3 {
  font-family: var(--lt-font-display);
  font-weight: 800;
  font-size: 17px;
  color: #fff;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--apps-hair);
}

.page-products .apps-export__item p {
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--lt-silver);
}

/* ---------- 结尾 ---------- */

.page-products .apps-cta {
  background: var(--lt-yellow);
  color: var(--lt-black);
  padding: 44px 0;
}

.page-products .apps-cta__inner {
  display: grid;
  gap: 8px;
}

.page-products .apps-cta h2 {
  font-family: var(--lt-font-display);
  font-weight: 900;
  font-size: clamp(26px, 5.4vw, 36px);
  line-height: 1.15;
  color: var(--lt-black);
}

.page-products .apps-cta__text p {
  margin-top: 14px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--lt-black);
  max-width: 40em;
}

.page-products .apps-cta__text a {
  color: var(--lt-blue);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-products .apps-cta__text a:hover,
.page-products .apps-cta__text a:focus-visible {
  background: var(--lt-black);
  color: var(--lt-yellow);
}

.page-products .apps-cta .btn--line {
  border-color: var(--lt-black);
  color: var(--lt-black);
}

.page-products .apps-cta .btn--line:hover,
.page-products .apps-cta .btn--line:focus-visible {
  background: var(--lt-black);
  border-color: var(--lt-black);
  color: var(--lt-yellow);
}

/* ---------- 断点 ---------- */

@media (min-width: 720px) {
  .page-products {
    --apps-card-w: 46%;
  }

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

  .page-products .apps-scene--media {
    grid-column: 1 / -1;
  }

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

  .page-products .apps-cta__inner {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: end;
    gap: 32px;
  }

  .page-products .apps-cta__actions {
    justify-content: flex-end;
    margin-top: 0;
  }
}

@media (min-width: 960px) {
  .page-products {
    --apps-card-w: 320px;
  }

  .page-products .apps-hero {
    padding: 34px 0 64px;
  }

  .page-products .apps-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: end;
  }

  .page-products .apps-section {
    padding: 76px 0;
  }

  .page-products .apps-ability__layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: start;
  }

  .page-products .apps-version__layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 56px;
    align-items: start;
  }

  .page-products .apps-compat__grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: 40px;
    align-items: start;
  }

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

  .page-products .apps-scenes {
    gap: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition: none !important;
  }
}