.page-products {
  --apps-gap: clamp(24px, 4vw, 48px);
  --apps-gap-sm: clamp(16px, 2.4vw, 24px);
}

/* ---------- 首屏 ---------- */
.page-products .apps-hero {
  position: relative;
  padding-block: clamp(22px, 3.6vw, 40px) clamp(38px, 6vw, 76px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(53, 242, 224, 0.10), transparent 62%),
    radial-gradient(90% 70% at 0% 100%, rgba(255, 176, 32, 0.06), transparent 60%),
    var(--bg);
  overflow: hidden;
}

.page-products .apps-hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 20px);
  opacity: 0.85;
  pointer-events: none;
}

.page-products .apps-hero__grid {
  display: grid;
  gap: var(--apps-gap);
  margin-top: clamp(18px, 3vw, 34px);
}

.page-products .apps-hero__lead h1,
.page-products .apps-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 8vw, 74px);
  line-height: 0.98;
  letter-spacing: -0.03em;
  margin: 14px 0 0;
  color: var(--ink);
  max-width: 16ch;
}

.page-products .apps-hero__lede {
  margin: 20px 0 0;
  max-width: 46ch;
  color: var(--muted);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
}

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

.page-products .apps-hero__panel {
  position: relative;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: clamp(18px, 2.4vw, 28px);
}

.page-products .apps-hero__panel::before,
.page-products .apps-hero__panel::after {
  content: "";
  position: absolute;
  width: 12px;
  height: 12px;
  border: 1px solid var(--cyan);
  pointer-events: none;
}

.page-products .apps-hero__panel::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
}

.page-products .apps-hero__panel::after {
  bottom: -1px;
  right: -1px;
  border-left: 0;
  border-top: 0;
}

.page-products .apps-hero__panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
}

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

.page-products .apps-hero__facts li {
  display: grid;
  grid-template-columns: minmax(58px, auto) 1fr;
  gap: 16px;
  align-items: baseline;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .apps-hero__facts li:last-child {
  border-bottom: 0;
  padding-bottom: 4px;
}

.page-products .apps-hero__num {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-products .apps-hero__label {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.62;
}

/* ---------- 章节头 ---------- */
.page-products .section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  margin-bottom: clamp(24px, 3.4vw, 42px);
}

.page-products .section-index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  padding-top: 7px;
}

.page-products .section-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-products .section-note {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.72;
  max-width: 54ch;
}

/* ---------- 标签页 ---------- */
.page-products .tabs__list {
  display: flex;
  gap: 0;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
  scrollbar-width: none;
}

.page-products .tabs__list::-webkit-scrollbar {
  display: none;
}

.page-products .tabs__tab {
  flex: 0 0 auto;
  appearance: none;
  background: none;
  border: 0;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .tabs__tab:hover {
  color: var(--ink);
}

.page-products .tabs__tab[aria-selected="true"] {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-products .tabs__tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -3px;
}

.page-products .tabs__panel {
  padding-top: clamp(24px, 3.6vw, 44px);
}

.page-products .tabs__panel[hidden] {
  display: none;
}

/* ---------- 模块内容 ---------- */
.page-products .module-grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
}

.page-products .module-grid > * {
  min-width: 0;
}

.page-products .module-copy .prose,
.page-products .prose {
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.78;
  max-width: 42ch;
}

.page-products .module-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 2.8vw, 30px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--ink);
}

/* ---------- 参数表 ---------- */
.page-products .spec {
  margin: 0 0 24px;
  border-top: 1px solid var(--line);
}

.page-products .spec__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .spec__key {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.page-products .spec__val {
  margin: 0;
  text-align: right;
  color: var(--ink);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  line-height: 1.5;
}

.page-products .spec__val--cyan {
  color: var(--cyan);
}

.page-products .spec__val--amber {
  color: var(--amber);
}

/* ---------- 图片容器 ---------- */
.page-products .media-frame {
  margin: 0;
}

.page-products .media-frame__inner {
  overflow: hidden;
}

.page-products .media-frame--schedule .media-frame__inner {
  aspect-ratio: 14 / 9;
}

.page-products .media-frame--land .media-frame__inner {
  aspect-ratio: 7 / 5;
}

.page-products .media-frame--port .media-frame__inner {
  aspect-ratio: 3 / 4;
}

.page-products .media-frame--venue .media-frame__inner {
  aspect-ratio: 4 / 3;
}

.page-products .media-frame--layers .media-frame__inner {
  aspect-ratio: 3 / 2;
}

.page-products .media-frame__inner img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 平板双图 ---------- */
.page-products .device-duo {
  display: grid;
  gap: var(--apps-gap-sm);
  margin-top: clamp(24px, 3.4vw, 40px);
}

/* ---------- 关注容量 ---------- */
.page-products .capacity {
  border: 1px solid var(--line);
  background: var(--bg-alt);
  padding: clamp(20px, 2.8vw, 32px);
}

.page-products .capacity__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  font-size: 13px;
  color: var(--muted);
}

.page-products .capacity__count {
  font-size: clamp(30px, 4.6vw, 44px);
  font-weight: 700;
  line-height: 1;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}

.page-products .capacity__track {
  position: relative;
  height: 10px;
  margin-top: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-products .capacity__fill {
  display: block;
  height: 100%;
  width: 64%;
  background: linear-gradient(90deg, var(--cyan-dim), var(--cyan));
}

.page-products .capacity__scale {
  display: flex;
  justify-content: space-between;
  margin-top: 9px;
  font-size: 11.5px;
  color: var(--muted);
}

.page-products .capacity__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-products .capacity__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 数据图层 ---------- */
.page-products .layers-grid {
  display: grid;
  gap: var(--apps-gap);
}

.page-products .layers-grid > * {
  min-width: 0;
}

.page-products .layers-copy .prose {
  max-width: 46ch;
}

.page-products .layer-list {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.page-products .layer-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14.5px;
  color: var(--ink);
  transition: color var(--dur) var(--ease);
}

.page-products .layer-item:hover {
  color: var(--cyan);
}

.page-products .layer-item__idx {
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

/* ---------- 版本刻度尺 ---------- */
.page-products .ruler {
  list-style: none;
  margin: 0 0 clamp(28px, 4vw, 46px);
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .ruler__node {
  position: relative;
  padding: 0 0 26px 28px;
  border-left: 1px solid var(--line);
}

.page-products .ruler__node:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-products .ruler__dot {
  position: absolute;
  left: -4.5px;
  top: 6px;
  width: 8px;
  height: 8px;
  background: var(--bg);
  border: 1px solid var(--cyan-dim);
  transform: rotate(45deg);
}

.page-products .ruler__node--current .ruler__dot {
  background: var(--amber);
  border-color: var(--amber);
}

.page-products .ruler__ver {
  display: block;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--cyan);
}

.page-products .ruler__node--current .ruler__ver {
  color: var(--amber);
}

.page-products .ruler__year {
  display: block;
  margin-top: 5px;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-products .ruler__text {
  display: block;
  margin-top: 9px;
  font-size: 14px;
  line-height: 1.66;
  color: var(--ink);
  max-width: 26ch;
}

/* ---------- 版本日志折叠 ---------- */
.page-products .version-log {
  border-top: 1px solid var(--line);
}

.page-products .version-log .accordion__item {
  border-bottom: 1px solid var(--line);
}

.page-products .version-log .accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  background: none;
  border: 0;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: color var(--dur) var(--ease);
}

.page-products .version-log .accordion__trigger:hover {
  color: var(--cyan);
}

.page-products .version-log .accordion__trigger::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}

.page-products .version-log .accordion__trigger[aria-expanded="true"]::after {
  content: "–";
}

.page-products .version-log .accordion__trigger:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .version-log .accordion__panel {
  padding: 0 0 20px;
}

.page-products .version-log .accordion__panel[hidden] {
  display: none;
}

.page-products .version-log .accordion__panel p {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.76;
  max-width: 64ch;
}

/* ---------- 适用人群 ---------- */
.page-products .audience-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .audience-card {
  background: var(--bg);
  padding: clamp(20px, 2.6vw, 30px);
  transition: background var(--dur) var(--ease);
}

.page-products .audience-card:hover {
  background: var(--panel);
}

.page-products .audience-card__key {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-products .audience-card h3 {
  margin: 14px 0 10px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink);
}

.page-products .audience-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--muted);
}

/* ---------- 下一步 ---------- */
.page-products .next-band {
  position: relative;
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  border: 1px solid var(--line);
  background: var(--panel);
  padding: clamp(24px, 4vw, 52px);
  overflow: hidden;
}

.page-products .next-band::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--amber), var(--cyan));
}

.page-products .next-band__copy h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.2vw, 34px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-products .next-band__copy p {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.78;
  max-width: 52ch;
}

.page-products .next-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-self: center;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .device-duo {
    grid-template-columns: 1.55fr 1fr;
    align-items: end;
  }

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

@media (min-width: 900px) {
  .page-products .apps-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: end;
  }

  .page-products .module-grid--5-7 {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-products .module-grid--6-6 {
    grid-template-columns: 6fr 6fr;
    align-items: start;
  }

  .page-products .layers-grid {
    grid-template-columns: 6fr 6fr;
    align-items: center;
  }

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

  .page-products .spec--inline {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(24px, 4vw, 48px);
  }

  .page-products .next-band {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

@media (min-width: 860px) {
  .page-products .ruler {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-top: 1px solid var(--line);
    padding-top: 26px;
  }

  .page-products .ruler__node {
    padding: 0 24px 0 0;
    border-left: 0;
  }

  .page-products .ruler__node:last-child {
    padding-right: 0;
  }

  .page-products .ruler__dot {
    left: 0;
    top: -30px;
  }

  .page-products .ruler__text {
    max-width: 22ch;
  }
}

@media (min-width: 1040px) {
  .page-products .audience-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
  }
}