.page-products {
  --pp-frame-shadow: 10px 10px 0 rgba(0, 0, 0, .5);
  --pp-frame-shadow-sm: 6px 6px 0 rgba(0, 0, 0, .5);
  --pp-rail: 168px;
}

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

.page-products .apps-crumb {
  padding-top: clamp(18px, 3vw, 32px);
}

/* ---------- 首屏 ---------- */

.page-products .apps-hero {
  padding: clamp(16px, 3vw, 32px) 0 clamp(28px, 4vw, 48px);
}

.page-products .apps-hero__frame {
  padding: clamp(20px, 3.4vw, 46px);
  background:
    linear-gradient(155deg, rgba(255, 90, 31, .12), rgba(14, 17, 20, 0) 52%),
    var(--panel);
}

.page-products .apps-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
}

.page-products .apps-hero__kicker {
  margin: 0 0 14px;
  color: var(--orange);
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.page-products .apps-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(30px, 5.4vw, 52px);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-products .apps-hero__lead {
  margin: 0 0 24px;
  max-width: 46ch;
  color: var(--muted);
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.8;
}

.page-products .apps-hero__facts {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .apps-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 0;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--text);
}

.page-products .apps-hero__facts li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .apps-hero__factnum {
  min-width: 3.4em;
  color: var(--orange);
  font-size: 20px;
  letter-spacing: .02em;
}

.page-products .apps-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

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

/* ---------- 速览目录 ---------- */

.page-products .apps-toc-wrap {
  padding-bottom: clamp(12px, 2vw, 24px);
}

.page-products .apps-toc__list {
  display: grid;
  gap: 2px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .apps-toc .index-list__link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border: 2px solid var(--line);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: border-color .12s ease, transform .12s ease;
}

.page-products .apps-toc .index-list__link:hover,
.page-products .apps-toc .index-list__link:focus-visible {
  border-color: var(--orange);
  transform: translateX(3px);
}

.page-products .apps-toc .index-list__num {
  font-family: var(--font-num);
  color: var(--orange);
  font-size: 14px;
}

.page-products .apps-toc .index-list__time {
  margin-left: auto;
  color: var(--muted);
  font-size: 12px;
}

/* ---------- 通用内容块 ---------- */

.page-products .apps-block {
  display: grid;
  gap: clamp(18px, 2.4vw, 26px);
}

.page-products .apps-block__lead {
  margin: 0;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.8;
  color: var(--text);
}

.page-products .apps-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .apps-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

.page-products .apps-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 2px;
  background: var(--orange);
}

.page-products .apps-list strong {
  color: var(--lime);
  font-weight: 600;
}

.page-products .apps-list--tight li {
  font-size: 14.5px;
}

.page-products .apps-note {
  margin: 0;
}

.page-products .apps-cross {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

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

.page-products .chapter {
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.page-products .chapter--wide {
  border-bottom: 2px solid var(--line);
  padding-bottom: clamp(14px, 2vw, 22px);
}

/* ---------- 设备走廊 ---------- */

.page-products .device-lane {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.page-products .device-lane__rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
}

.page-products .device-tab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border: 2px solid var(--orange);
  background: rgba(255, 90, 31, .1);
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  transition: background .12s ease, color .12s ease;
}

.page-products .device-tab:hover,
.page-products .device-tab:focus-visible {
  background: var(--orange);
  color: var(--ink);
}

.page-products .device-tab__tag {
  color: var(--lime);
  font-size: 12px;
}

.page-products .device-tab:hover .device-tab__tag,
.page-products .device-tab:focus-visible .device-tab__tag {
  color: var(--ink);
}

.page-products .device-lane__stage {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-products .device-panel {
  border: 2px solid var(--line);
  background: linear-gradient(180deg, rgba(34, 22, 15, .55), rgba(20, 24, 28, .9));
  padding: clamp(18px, 2.6vw, 34px);
  scroll-margin-top: 96px;
}

.page-products .device-panel__head {
  margin-bottom: clamp(16px, 2.4vw, 26px);
}

.page-products .device-panel__title {
  margin: 12px 0 10px;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.6vw, 28px);
  line-height: 1.28;
  color: var(--text);
}

.page-products .device-panel__intro {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .device-panel__grid {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
}

.page-products .device-panel__figure {
  margin: 0;
}

/* 设备外框 */

.page-products .device-frame {
  position: relative;
  border: 2px solid var(--line);
  background: var(--ink);
  box-shadow: var(--pp-frame-shadow);
}

.page-products .device-frame--phone {
  width: min(100%, 272px);
  margin-inline: auto;
  padding: 22px 10px 16px;
  border-radius: 34px;
}

.page-products .device-frame--phone::before {
  content: "";
  position: absolute;
  top: 9px;
  left: 50%;
  transform: translateX(-50%);
  width: 74px;
  height: 6px;
  border-radius: 99px;
  background: var(--line);
}

.page-products .device-frame--phone .device-frame__img {
  border-radius: 22px;
}

.page-products .device-frame--tablet {
  display: block;
  margin: 0;
  padding: 16px 14px 12px;
  border-radius: 16px;
  box-shadow: var(--pp-frame-shadow-sm);
}

.page-products .device-frame--tablet::before {
  content: "";
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
}

.page-products .device-frame--tablet .device-frame__img {
  border-radius: 8px;
}

.page-products .device-frame--desktop {
  padding: 28px 12px 14px;
  border-radius: 10px;
  box-shadow: var(--pp-frame-shadow-sm);
}

.page-products .device-frame--desktop::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 14px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 16px 0 0 var(--green), 32px 0 0 var(--blue);
}

.page-products .device-frame--desktop .device-frame__img {
  border-radius: 6px;
}

.page-products .device-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 筛选章节 ---------- */

.page-products .filter-layout {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
}

.page-products .filter-main {
  display: grid;
  gap: clamp(18px, 2.4vw, 26px);
}

.page-products .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  counter-reset: none;
}

.page-products .steps__item {
  border: 2px solid var(--line);
  border-left: 6px solid var(--orange);
  background: var(--panel);
  padding: 16px 18px;
}

.page-products .steps__num {
  display: block;
  color: var(--lime);
  font-size: 12px;
  letter-spacing: .06em;
}

.page-products .steps__title {
  margin: 8px 0 6px;
  font-family: var(--font-display);
  font-size: 19px;
  color: var(--text);
}

.page-products .steps__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .filter-side {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-products .filter-figure {
  margin: 0;
  border: 2px solid var(--orange);
  background: var(--brown);
  padding: 12px;
  box-shadow: var(--pp-frame-shadow-sm);
}

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

/* ---------- 版本演进 ---------- */

.page-products .version-figure {
  margin: 0 0 clamp(24px, 3vw, 36px);
  border: 2px solid var(--line);
  background: var(--panel);
  padding: 14px;
}

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

.page-products .version-list {
  display: grid;
  gap: 0;
  border-top: 2px solid var(--line);
}

.page-products .version {
  display: grid;
  gap: 10px;
  padding: clamp(16px, 2.2vw, 24px) 0;
  border-bottom: 2px solid var(--line);
}

.page-products .version__num {
  display: block;
  color: var(--orange);
  font-size: clamp(34px, 6vw, 60px);
  line-height: .9;
  letter-spacing: .02em;
}

.page-products .version__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.1vw, 22px);
  color: var(--text);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-products .version--current {
  background: linear-gradient(90deg, rgba(217, 255, 61, .07), rgba(217, 255, 61, 0) 60%);
}

.page-products .version--current .version__num {
  color: var(--lime);
}

.page-products .apps-disclose {
  margin-top: clamp(20px, 3vw, 30px);
}

/* ---------- 系统要求 ---------- */

.page-products .req-grid {
  display: grid;
  gap: 12px;
}

.page-products .req-card {
  border: 2px solid var(--line);
  background: var(--panel);
}

.page-products .req-card[open] {
  border-color: var(--orange);
}

.page-products .req-card .disclose__sum {
  cursor: pointer;
  padding: 14px 16px;
  font-size: 15px;
  color: var(--text);
}

.page-products .req-card .disclose__body {
  padding: 0 16px 16px;
}

/* ---------- 上手三步 ---------- */

.page-products .start-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-products .start-steps__item {
  position: relative;
  border: 2px solid var(--line);
  background: var(--brown);
  padding: clamp(18px, 2.4vw, 26px);
  box-shadow: var(--pp-frame-shadow-sm);
}

.page-products .start-steps__num {
  display: block;
  color: var(--orange);
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1;
}

.page-products .start-steps__title {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  color: var(--text);
}

.page-products .start-steps__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 尾部 CTA ---------- */

.page-products .apps-cta {
  display: grid;
  gap: clamp(18px, 2.6vw, 30px);
  border: 2px solid var(--orange);
  background: linear-gradient(120deg, rgba(255, 90, 31, .16), rgba(20, 24, 28, .9));
  padding: clamp(22px, 3.4vw, 42px);
}

.page-products .apps-cta__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.24;
  color: var(--text);
}

.page-products .apps-cta__text-p {
  margin: 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

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

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-products .apps-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .apps-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 18px;
  }

  .page-products .apps-hero__facts li {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .page-products .device-panel__grid {
    grid-template-columns: minmax(0, 260px) minmax(0, 1fr);
  }

  .page-products .device-panel__grid--stack {
    grid-template-columns: minmax(0, 1fr);
  }

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

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

  .page-products .apps-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-products .apps-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

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

  .page-products .device-lane {
    grid-template-columns: var(--pp-rail) minmax(0, 1fr);
    gap: clamp(24px, 3vw, 44px);
  }

  .page-products .device-lane__rail {
    position: sticky;
    top: 96px;
    align-self: start;
    flex-direction: column;
    overflow: visible;
  }

  .page-products .device-tab {
    width: 100%;
    justify-content: space-between;
  }

  .page-products .version {
    grid-template-columns: 140px minmax(0, 1fr);
    align-items: start;
    gap: 24px;
  }

  .page-products .filter-layout {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .85fr);
    align-items: start;
  }
}

@media (min-width: 1200px) {
  .page-products .apps-toc__list {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-products .apps-toc .index-list__link {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    min-height: 100%;
  }

  .page-products .apps-toc .index-list__time {
    margin-left: 0;
  }

  .page-products .device-panel__grid--stack {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    align-items: start;
  }
}