/* 全球连接管理系统：滚轮分镜叙事（背景图 + 分块文案） */
.cmp-story-page {
  position: relative;
  width: 100%;
  max-width: 100%;
  background: transparent;
  overflow-x: hidden;
}

/* 翻页改为「淡出渐入」：滚轮翻页触发时，分镜区整体明显淡出再淡入 */
html.cmp-story-page-fade .cmp-story-page {
  animation: cmpPageFadeOutIn 0.68s cubic-bezier(0.22, 0.61, 0.36, 1) both;
}

@keyframes cmpPageFadeOutIn {
  0% {
    opacity: 1;
  }
  38% {
    opacity: 0.16;
  }
  100% {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  html.cmp-story-page-fade .cmp-story-page {
    animation: none;
    opacity: 1;
  }
  .cmp-story-page .cmp-screen[data-cmp-core-root].cmp-core-bg--float::after {
    animation: none;
    opacity: 0;
    transform: none;
  }
}

/* 整页滚动的吸附感（与首页一致时关闭：main[data-cmp-natural-scroll]） */
html:has(main.cmp-story-page:not([data-cmp-natural-scroll])) {
  scroll-snap-type: y proximity;
}

/* 新分镜 .cmp-screen 存在时，整节吸附为一屏 */
html:has(main.cmp-story-page:not([data-cmp-natural-scroll]) .cmp-screen) {
  scroll-snap-type: y mandatory;
}

main.cmp-story-page:not([data-cmp-natural-scroll]) .biz-hero,
main.cmp-story-page:not([data-cmp-natural-scroll]) .cmp-story-preamble,
main.cmp-story-page:not([data-cmp-natural-scroll]) .cmp-beat--page,
main.cmp-story-page:not([data-cmp-natural-scroll]) .cmp-screen {
  scroll-snap-align: start;
  scroll-snap-stop: normal;
}

.cmp-story-page.biz-detail {
  background: transparent;
}

.cmp-story-preamble {
  position: relative;
  z-index: 2;
  background: #fff;
  padding: 0 0 8px;
  margin-bottom: 0;
  /* 与 VPDN 产品页一致：突出文案卡片，不集中大块投影在整节上 */
  box-shadow: none;
}

.cmp-story-page .cmp-story-preamble .vpdn-lead {
  margin-top: 0;
}

/* 覆盖宽版 .biz-block 的 56px 底边距，避免概述与分镜之间「断层」过大 */
.cmp-story-page .cmp-story-preamble.biz-block {
  margin-bottom: clamp(12px, 2.5vh, 28px);
}

.cmp-story-page .cmp-story-preamble .vpdn-lead {
  animation: cmpPreambleIn 0.7s 0.1s ease both;
}

@media (prefers-reduced-motion: reduce) {
  .cmp-story-page .cmp-story-preamble .vpdn-lead {
    animation: none;
  }
}

@keyframes cmpPreambleIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.cmp-story-page .biz-hero {
  position: relative;
  z-index: 2;
}

.cmp-story-bgstack {
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.cmp-story-bg-layer {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: 50% 60%;
  background-repeat: no-repeat;
  opacity: 0;
  transform: scale(1.04);
  transition:
    opacity 0.85s ease,
    transform 1.1s ease;
}

.cmp-story-bg-layer.is-visible {
  opacity: 1;
  transform: scale(1);
}

.cmp-story-bg-dim {
  position: absolute;
  inset: 0;
  /* 全屏固定层不用 backdrop-filter，滚动时该属性极易掉帧，只加深色叠化即可 */
  background: rgba(4, 10, 22, 0);
  transition: background 0.4s ease;
}

.cmp-story-bgstack.has-text-focus .cmp-story-bg-dim {
  /* 减弱压暗，避免读详情时整页像被蒙层「挡住」 */
  background: rgba(4, 10, 22, 0.42);
}

.cmp-story-bgstack.has-text-focus .cmp-story-bg-layer.is-visible {
  filter: brightness(0.72);
  transition:
    opacity 0.85s ease,
    transform 1.1s ease,
    filter 0.45s ease;
}

.cmp-story-bgstack:not(.cmp-story-bgstack--live) .cmp-story-bg-layer {
  opacity: 0 !important;
  visibility: hidden;
  filter: none !important;
}

.cmp-story-bgstack:not(.cmp-story-bgstack--live) .cmp-story-bg-dim {
  opacity: 0;
  pointer-events: none;
}

.cmp-story-bgstack.cmp-story-bgstack--live .cmp-story-bg-layer.is-visible {
  visibility: visible;
}

.cmp-story-orbs {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

.cmp-story-orb {
  position: absolute;
  border-radius: 50%;
  opacity: 0;
  filter: blur(56px);
  transition: opacity 0.9s ease;
}

.cmp-story-bgstack--live .cmp-story-orb {
  opacity: 0.38;
}

.cmp-story-orb:nth-child(1) {
  width: min(42vw, 360px);
  height: min(42vw, 360px);
  left: -8%;
  top: 22%;
  background: radial-gradient(
    circle,
    rgba(0, 180, 216, 0.55) 0%,
    transparent 72%
  );
  animation: cmpOrbDrift 22s ease-in-out infinite;
}

.cmp-story-orb:nth-child(2) {
  width: min(36vw, 300px);
  height: min(36vw, 300px);
  right: -5%;
  bottom: 18%;
  background: radial-gradient(
    circle,
    rgba(0, 102, 255, 0.45) 0%,
    transparent 70%
  );
  animation: cmpOrbDrift 26s ease-in-out infinite reverse;
}

.cmp-story-orb:nth-child(3) {
  width: min(28vw, 240px);
  height: min(28vw, 240px);
  left: 35%;
  bottom: 8%;
  background: radial-gradient(
    circle,
    rgba(0, 210, 255, 0.35) 0%,
    transparent 68%
  );
  animation: cmpOrbDrift 19s ease-in-out infinite;
  animation-delay: -4s;
}

/* 分镜全宽：背景图铺满视口，避免两侧露白；正文仍由 .cmp-beat-inner / .cmp-landing__inner 控宽 */
.cmp-story-page .biz-wrap.cmp-story-wrap {
  position: relative;
  z-index: 1;
  max-width: none;
  width: 100%;
  margin: 0;
  padding: 56px 0 80px;
  background: transparent;
  box-sizing: border-box;
}

/* —— 平台概述 ↓ 分镜：柔化过渡 + 启动区（大）+ 粒子 + 下沿与首屏分镜无断层衔接 #0a1628 */
.cmp-preamble-bridge {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  min-height: clamp(220px, 40vh, 520px);
  margin: 0 0 0;
  padding: 0 16px min(3.2vh, 32px);
}

.cmp-preamble-bridge__fill {
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: 0 0 24px 24px;
  background: linear-gradient(
    180deg,
    #ffffff 0%,
    #e8edf5 12%,
    #c5d2e5 32%,
    #7a8ca8 55%,
    #2d3d52 78%,
    #0d1829 94%,
    #0a1628 100%
  );
  opacity: 0.95;
  pointer-events: none;
}

.cmp-preamble-bridge__fill::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 50%;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(5, 15, 30, 0.22) 35%,
    #0a1628 100%
  );
  border-radius: inherit;
  pointer-events: none;
}

.cmp-preamble-bridge__particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
  overflow: hidden;
  pointer-events: none;
}

.cmp-bridge-particle {
  position: absolute;
  left: calc(var(--d) * 1% - 1px);
  top: calc(var(--t) * 1% + 8px);
  width: 2.5px;
  height: 2.5px;
  border-radius: 50%;
  background: rgba(180, 230, 255, 0.9);
  box-shadow: 0 0 6px rgba(0, 200, 255, 0.7);
  opacity: 0.5;
  animation: cmpBridgeDust 5.2s ease-in-out infinite;
  animation-delay: calc(var(--d) * 0.04s);
}

.cmp-bridge-particle:nth-child(2n) {
  width: 1.8px;
  height: 1.8px;
  opacity: 0.4;
  animation-duration: 7.2s;
}

@keyframes cmpBridgeDust {
  0%,
  100% {
    transform: translate(0, 0) scale(calc(0.6 + var(--s)));
    opacity: 0.2;
  }
  30% {
    opacity: 0.85;
  }
  50% {
    transform: translate(6px, 14px) scale(1.05);
    opacity: 0.55;
  }
  70% {
    opacity: 0.7;
  }
}

.cmp-preamble-bridge__hint {
  position: relative;
  z-index: 1;
  margin: 12px 0 0;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.78);
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.45);
  pointer-events: none;
}

.cmp-launch-btn {
  --launch-ring: rgba(0, 200, 255, 0.55);
  --launch-mid: #1a2f4a;
  --launch-ink: #070d18;
  position: relative;
  z-index: 2;
  width: 64px;
  height: 64px;
  border: none;
  border-radius: 50%;
  padding: 0;
  cursor: pointer;
  background: transparent;
  box-shadow: 0 8px 28px rgba(0, 10, 30, 0.55);
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease,
    filter 0.25s ease;
  animation: cmpLaunchPulse 3.2s ease-in-out infinite;
}

.cmp-launch-btn:hover,
.cmp-launch-btn:focus-visible {
  transform: scale(1.05);
  box-shadow: 0 12px 36px rgba(0, 40, 90, 0.65);
  filter: brightness(1.05);
  outline: none;
}

.cmp-launch-btn__glow {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(0, 200, 255, 0.35) 0%,
    rgba(0, 100, 180, 0.12) 45%,
    transparent 70%
  );
  pointer-events: none;
  animation: cmpLaunchGlow 2.6s ease-in-out infinite;
}

.cmp-launch-btn__ring {
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  border: 1px solid rgba(0, 200, 255, 0.5);
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.35) inset,
    0 0 20px rgba(0, 200, 255, 0.25);
  pointer-events: none;
}

.cmp-launch-btn__metal {
  position: absolute;
  inset: 8px;
  border-radius: 50%;
  background:
    conic-gradient(
      from 200deg,
      rgba(255, 255, 255, 0.1),
      transparent 40%,
      rgba(0, 0, 0, 0.35)
    ),
    radial-gradient(
      ellipse 90% 80% at 30% 25%,
      #4a5f78 0%,
      #1e3048 45%,
      #0b1520 100%
    );
  box-shadow:
    0 2px 0 rgba(255, 255, 255, 0.14) inset,
    0 -3px 8px rgba(0, 0, 0, 0.45) inset;
  pointer-events: none;
}

.cmp-launch-btn__icon {
  position: relative;
  z-index: 3;
  display: block;
  margin: 0 auto;
  color: #e8f4ff;
  filter: drop-shadow(0 0 6px rgba(0, 200, 255, 0.7));
  pointer-events: none;
}

/* 星链能力谱系：立体中枢 + 虚线向能力点发散（装饰层不拦截点击） */
.cmp-beat--starfield .cmp-beat-inner--fx {
  position: relative;
  overflow: visible;
}

.cmp-starfield {
  position: relative;
  margin: 0;
  min-height: 200px;
}

.cmp-starfield-deco {
  position: absolute;
  left: 50%;
  top: 0;
  width: 100%;
  max-width: 640px;
  height: 100%;
  min-height: 420px;
  transform: translateX(-50%);
  z-index: 0;
  pointer-events: none;
  opacity: 0.5;
  transition: opacity 0.6s ease 0.1s;
}

.cmp-beat--starfield.is-active .cmp-starfield-deco {
  opacity: 0.9;
}

.cmp-starfield-rays {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 420px;
  filter: drop-shadow(0 0 1px rgba(0, 200, 255, 0.3));
}

.cmp-accordion--starfield {
  position: relative;
  z-index: 1;
  padding-left: 0;
}

.cmp-accordion--starfield::before {
  display: none !important;
}

.cmp-beat--starfield .cmp-acc-item::after {
  display: none;
}

.cmp-accordion--starfield .cmp-acc-iconbtn {
  transform: perspective(420px) rotateX(10deg);
  background: linear-gradient(
    165deg,
    rgba(32, 58, 92, 0.95) 0%,
    rgba(6, 18, 36, 0.98) 100%
  );
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.1) inset,
    0 -2px 6px rgba(0, 0, 0, 0.4) inset,
    0 8px 18px rgba(0, 20, 50, 0.5);
  border: 1px solid rgba(0, 200, 255, 0.12);
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    background 0.25s ease;
}

.cmp-accordion--starfield .cmp-acc-iconbtn:hover,
.cmp-accordion--starfield .cmp-acc-iconbtn:focus-visible {
  transform: perspective(420px) rotateX(6deg) scale(1.04);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.14) inset,
    0 10px 24px rgba(0, 80, 160, 0.4);
}

.cmp-accordion--starfield .cmp-beat-ico--btn {
  filter: drop-shadow(0 2px 2px rgba(0, 0, 0, 0.35));
}

.cmp-beat--starfield .cmp-beat-sechead--hub .cmp-beat-hub {
  box-shadow:
    0 0 0 1px rgba(0, 200, 255, 0.28) inset,
    0 10px 32px rgba(0, 30, 80, 0.55);
  transform: perspective(500px) rotateX(-4deg) translateZ(0);
}

@keyframes cmpLaunchPulse {
  0%,
  100% {
    box-shadow: 0 8px 28px rgba(0, 10, 30, 0.55);
  }
  50% {
    box-shadow: 0 10px 40px rgba(0, 60, 120, 0.45);
  }
}

@keyframes cmpLaunchGlow {
  0%,
  100% {
    opacity: 0.8;
  }
  50% {
    opacity: 1;
  }
}

/* —— 星座式：左右略宽、上下收紧，并留内边距，保证节点落在半透明卡片内 */
.cmp-beat--constellation .cmp-beat-inner--const {
  max-width: min(1240px, 99vw);
  /* 轨道区域上下需要额外余地，避免「顶/底」点溢出圆角卡；不整卡 overflow:hidden，避免侧旁详裁切 */
  padding-top: max(28px, 2.2vh);
  padding-bottom: max(32px, 2.5vh);
  padding-left: max(20px, 1.2vw);
  padding-right: max(20px, 1.2vw);
  box-sizing: border-box;
  overflow: visible;
  border-radius: 16px;
}

.cmp-story-preamble + .cmp-beat.cmp-beat--constellation#cmp-starfield-anchor {
  margin-top: 0;
  min-height: min(100vh, 1200px);
  background: #0a1628;
  /* 上沿与桥接区底色同频，避免「一条亮缝」感 */
  box-shadow:
    0 1px 0 #0a1628,
    0 12px 32px rgba(0, 0, 0, 0.2);
}

#cmp-starfield-anchor .cmp-beat-inner--const {
  margin-top: min(30vh, 360px);
}

.cmp-const {
  position: relative;
  width: 100%;
  margin: 0;
  padding: 0;
}

.cmp-const__stage {
  position: relative;
  width: 100%;
  min-height: 440px;
  margin: 0;
  box-sizing: border-box;
  /* 绝对子项相对舞台内容区，避免点贴到卡片圆角上 */
  padding: clamp(16px, 2.2vh, 32px) clamp(12px, 1.5vw, 20px);
}

.cmp-const--n4 .cmp-const__stage {
  min-height: min(44vh, 420px);
  --const-Rx: min(9rem, 30vw, 20vh, calc(0.28 * 100dvh), calc(28vh));
  --const-Ry: min(6.5rem, 12vh, calc(0.18 * 100dvh), calc(18vh));
}
.cmp-const--n5 .cmp-const__stage {
  min-height: min(46vh, 450px);
  --const-Rx: min(9.5rem, 31vw, 21vh, calc(0.29 * 100dvh), calc(29vh));
  --const-Ry: min(6.8rem, 12.5vh, calc(0.18 * 100dvh), calc(18vh));
}
.cmp-const--n7 .cmp-const__stage {
  min-height: min(48vh, 500px);
  /* 与 gen 中 LINK7_SY / LINK_SX 的 0.62 比一致，小点更贴「大标题 + 星链」环 */
  --const-Rx: min(9.2rem, 30vw, 20vh, calc(0.26 * 100dvh), calc(26vh));
  --const-Ry: min(5.7rem, 10.6vh, calc(0.15 * 100dvh), calc(15vh));
}

.cmp-const__core {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 4;
  width: 86%;
  max-width: 420px;
  margin: 0;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  transform: translate(-50%, -52%);
  transform-origin: 50% 50%;
  pointer-events: auto;
  opacity: 0;
}

.cmp-beat--constellation .cmp-const__core .cmp-beat-sechead {
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 100%;
  border-left: 0;
  margin: 0 0 6px;
  padding: 0;
  gap: 8px;
}

.cmp-beat--constellation .cmp-const__core .cmp-beat-sechead h2,
.cmp-beat--constellation .cmp-const__core .cmp-beat-sechead .cmp-beat-h2-core {
  border-left: 0;
  padding-left: 0;
  text-align: center;
}

.cmp-const__links {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.55s ease 0.45s;
}

.cmp-const__linksvg {
  width: 100%;
  height: 100%;
  min-height: 0;
  max-height: 100%;
  display: block;
  margin: 0 auto;
  opacity: 0.5;
  filter: drop-shadow(0 0 1px rgba(0, 200, 255, 0.35));
  /* 与节点椭圆同比例，避免非等比 scale 致「线不碰点」 */
  transform: none;
  transform-origin: center;
}

/* 星链路径：自中心向端点「生长」 */
.cmp-const__linkline {
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  opacity: 0;
}

.cmp-beat--constellation.is-active [data-cmp-const] .cmp-const__linkline {
  animation: cmpLinkPath 0.95s cubic-bezier(0.33, 1, 0.38, 1)
    calc(0.42s + var(--link-i, 0) * 0.06s) forwards;
}

@keyframes cmpLinkPath {
  0% {
    stroke-dashoffset: 100;
    opacity: 0;
  }
  12% {
    opacity: 1;
  }
  100% {
    stroke-dashoffset: 0;
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cmp-beat--constellation.is-active [data-cmp-const] .cmp-const__linkline {
    animation: none;
    stroke-dashoffset: 0;
    opacity: 0.85;
  }
}

.cmp-const__orbit {
  position: absolute;
  inset: 0;
  z-index: 2;
  list-style: none;
  margin: 0;
  padding: 0;
  display: block;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.55s ease 0.45s;
}

.cmp-const__orbit .cmp-const__node.cmp-acc-item,
.cmp-const__orbit .cmp-const__node.cmp-acc-item:last-of-type {
  position: absolute;
  left: 50%;
  top: 50%;
  width: auto;
  min-width: 88px;
  max-width: 14vw;
  border: 0;
  margin: 0;
  padding: 0;
  z-index: 2;
  pointer-events: auto;
  opacity: 1;
  transform: translate(-50%, -50%);
  transform-style: preserve-3d;
}

.cmp-const--n7 .cmp-const__orbit .cmp-const__node:nth-child(1) {
  transform: translate(-50%, -50%) translate(0, calc(-0.88 * var(--const-Ry)));
}
.cmp-const--n7 .cmp-const__orbit .cmp-const__node:nth-child(2) {
  transform: translate(-50%, -50%)
    translate(calc(0.96 * var(--const-Rx)), calc(-0.32 * var(--const-Ry)));
}
.cmp-const--n7 .cmp-const__orbit .cmp-const__node:nth-child(3) {
  transform: translate(-50%, -50%)
    translate(calc(0.9 * var(--const-Rx)), calc(0.4 * var(--const-Ry)));
}
.cmp-const--n7 .cmp-const__orbit .cmp-const__node:nth-child(4) {
  transform: translate(-50%, -50%)
    translate(calc(0.4 * var(--const-Rx)), calc(0.7 * var(--const-Ry)));
}
.cmp-const--n7 .cmp-const__orbit .cmp-const__node:nth-child(5) {
  transform: translate(-50%, -50%)
    translate(calc(-0.4 * var(--const-Rx)), calc(0.7 * var(--const-Ry)));
}
.cmp-const--n7 .cmp-const__orbit .cmp-const__node:nth-child(6) {
  transform: translate(-50%, -50%)
    translate(calc(-0.9 * var(--const-Rx)), calc(0.4 * var(--const-Ry)));
}
.cmp-const--n7 .cmp-const__orbit .cmp-const__node:nth-child(7) {
  transform: translate(-50%, -50%)
    translate(calc(-0.96 * var(--const-Rx)), calc(-0.32 * var(--const-Ry)));
}

.cmp-const--n5 .cmp-const__orbit .cmp-const__node:nth-child(1) {
  transform: translate(-50%, -50%) translate(0, calc(-0.9 * var(--const-Ry)));
}
.cmp-const--n5 .cmp-const__orbit .cmp-const__node:nth-child(2) {
  transform: translate(-50%, -50%)
    translate(calc(0.9 * var(--const-Rx)), calc(-0.25 * var(--const-Ry)));
}
.cmp-const--n5 .cmp-const__orbit .cmp-const__node:nth-child(3) {
  transform: translate(-50%, -50%)
    translate(calc(0.5 * var(--const-Rx)), calc(0.7 * var(--const-Ry)));
}
.cmp-const--n5 .cmp-const__orbit .cmp-const__node:nth-child(4) {
  transform: translate(-50%, -50%)
    translate(calc(-0.5 * var(--const-Rx)), calc(0.7 * var(--const-Ry)));
}
.cmp-const--n5 .cmp-const__orbit .cmp-const__node:nth-child(5) {
  transform: translate(-50%, -50%)
    translate(calc(-0.9 * var(--const-Rx)), calc(-0.25 * var(--const-Ry)));
}

.cmp-const--n4 .cmp-const__orbit .cmp-const__node:nth-child(1) {
  transform: translate(-50%, -50%) translate(0, calc(-0.9 * var(--const-Ry)));
}
.cmp-const--n4 .cmp-const__orbit .cmp-const__node:nth-child(2) {
  transform: translate(-50%, -50%) translate(calc(0.95 * var(--const-Rx)), 0);
}
.cmp-const--n4 .cmp-const__orbit .cmp-const__node:nth-child(3) {
  transform: translate(-50%, -50%) translate(0, calc(0.9 * var(--const-Ry)));
}
.cmp-const--n4 .cmp-const__orbit .cmp-const__node:nth-child(4) {
  transform: translate(-50%, -50%) translate(calc(-0.95 * var(--const-Rx)), 0);
}

.cmp-const__nodebreathe {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: max-content;
  max-width: min(7.5em, 28vw);
  transform-origin: 50% 50%;
  opacity: 0;
}
.cmp-const__nodebreathe > .cmp-const__panel[aria-hidden="true"] {
  visibility: hidden;
}
.cmp-const__nodebreathe > .cmp-const__panel[aria-hidden="false"] {
  visibility: visible;
}

.cmp-beat--constellation.is-active [data-cmp-const] .cmp-const__nodebreathe {
  animation: cmpNodeSnapIn 0.65s var(--snap-d, 0.5s)
    cubic-bezier(0.22, 1, 0.36, 1) both;
}

.cmp-const__nodefloat {
  display: flex;
  flex-direction: column;
  align-items: center;
  transform-origin: 50% 50%;
  will-change: transform;
  animation-name: cmpNodeDrift;
  animation-duration: calc(var(--drift-sec, 4.2) * 1s);
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  animation-play-state: paused;
}

.cmp-beat--constellation.is-active [data-cmp-const] .cmp-const__nodefloat {
  animation-play-state: running;
  animation-delay: calc(var(--snap-d, 0.5s) + 0.55s + var(--drift-d, 0s));
}

@keyframes cmpNodeSnapIn {
  0% {
    opacity: 0;
    filter: blur(2px);
    transform: scale(0.15);
  }
  100% {
    opacity: 1;
    filter: none;
    transform: scale(1);
  }
}

@keyframes cmpNodeDrift {
  0%,
  100% {
    transform: translate(0, 0);
  }
  25% {
    transform: translate(3px, -4px);
  }
  50% {
    transform: translate(-2px, 3px);
  }
  75% {
    transform: translate(2px, 2px);
  }
}

.cmp-const__nodecol {
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-align: center;
}

.cmp-const__nodecol .cmp-acc-iconbtn {
  width: 40px;
  height: 40px;
  border-radius: 11px;
}

.cmp-const__orbit .cmp-beat-ico--btn {
  width: 26px;
  height: 26px;
}

.cmp-const__nodecol .cmp-acc-title {
  line-height: 1.2;
  font-size: clamp(0.72rem, 1.3vw, 0.86rem);
  max-width: 7.2em;
  margin: 0;
}

.cmp-const__titlebtn {
  display: block;
  width: 100%;
  margin: 0;
  padding: 2px 0 0;
  border: 0;
  background: none;
  color: rgba(255, 255, 255, 0.96);
  font: inherit;
  font-size: inherit;
  font-weight: 700;
  text-align: center;
  cursor: pointer;
  line-height: 1.2;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.45);
  text-decoration: none;
  border-radius: 4px;
  transition:
    color 0.2s ease,
    text-shadow 0.2s ease;
}

.cmp-const__titlebtn:hover,
.cmp-const__titlebtn:focus-visible {
  color: #e0f6ff;
  text-shadow: 0 0 10px rgba(0, 200, 255, 0.5);
  outline: none;
}

.cmp-const__orbit .cmp-const__node {
  z-index: 2;
}
.cmp-const__orbit .cmp-const__node.is-open {
  z-index: 7;
}
.cmp-const__orbit .cmp-const__node .cmp-const__panel[aria-hidden="true"] {
  max-height: 0;
  margin: 0;
  padding: 0;
  opacity: 0;
  overflow: hidden;
  pointer-events: none;
  border: 0 !important;
  position: absolute;
  width: min(280px, 32vw);
  min-width: 11.5rem;
  left: 0;
  top: 0;
  right: auto;
  bottom: auto;
  background: rgba(0, 12, 28, 0.35) !important;
  box-shadow: none;
  transform: none;
  transition:
    max-height 0.45s ease,
    opacity 0.4s ease,
    padding 0.35s ease;
}

.cmp-const__orbit .cmp-const__node .cmp-const__panel[aria-hidden="false"] {
  max-height: min(44vh, 360px);
  margin: 0;
  padding: 9px 10px 11px 12px;
  opacity: 1;
  pointer-events: auto;
  overflow: auto;
  overflow-x: hidden;
  border: 1px solid rgba(0, 200, 255, 0.3) !important;
  background: rgba(0, 14, 32, 0.78) !important;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.38);
  border-radius: 10px !important;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  z-index: 8;
  position: absolute;
  width: min(280px, 32vw);
  min-width: 11.5rem;
  left: 0;
  top: 0;
  right: auto;
  bottom: auto;
  text-align: left;
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.8rem;
  line-height: 1.5;
  transform: none;
  transition:
    max-height 0.45s ease,
    opacity 0.4s ease 0.04s,
    padding 0.35s ease;
}

.cmp-const__orbit .cmp-const__panel .cmp-acc-list,
.cmp-const__orbit .cmp-const__panel .cmp-acc-txt {
  font-size: 0.82rem;
  line-height: 1.48;
  color: rgba(240, 248, 255, 0.9);
}

.cmp-const__orbit .cmp-const__panel .cmp-acc-list {
  margin: 0;
  padding-left: 1.05em;
}

.cmp-const__node--pl .cmp-const__panel[aria-hidden="false"] {
  right: 100%;
  left: auto;
  top: 50%;
  bottom: auto;
  transform: translate(0, -50%);
  margin-right: 10px;
  margin-top: 0;
  animation: cmpPanelFromL 0.38s ease both;
}
.cmp-const__node--pr .cmp-const__panel[aria-hidden="false"] {
  left: 100%;
  right: auto;
  top: 50%;
  transform: translate(0, -50%);
  margin-left: 10px;
  margin-top: 0;
  animation: cmpPanelFromR 0.38s ease both;
}
.cmp-const__node--pa .cmp-const__panel[aria-hidden="false"] {
  left: 50%;
  right: auto;
  bottom: 100%;
  top: auto;
  transform: translate(-50%, 0);
  margin-bottom: 10px;
  margin-top: 0;
  animation: cmpPanelFromT 0.38s ease both;
}
.cmp-const__node--pb .cmp-const__panel[aria-hidden="false"] {
  left: 50%;
  right: auto;
  top: 100%;
  bottom: auto;
  transform: translate(-50%, 0);
  margin-top: 10px;
  animation: cmpPanelFromB 0.38s ease both;
}
@keyframes cmpPanelFromL {
  from {
    transform: translate(10px, -50%);
  }
  to {
    transform: translate(0, -50%);
  }
}
@keyframes cmpPanelFromR {
  from {
    transform: translate(-10px, -50%);
  }
  to {
    transform: translate(0, -50%);
  }
}
@keyframes cmpPanelFromT {
  from {
    transform: translate(-50%, 8px);
  }
  to {
    transform: translate(-50%, 0);
  }
}
@keyframes cmpPanelFromB {
  from {
    transform: translate(-50%, -8px);
  }
  to {
    transform: translate(-50%, 0);
  }
}

.cmp-const__orbit .cmp-acc-item::after {
  display: none;
}

.cmp-beat--constellation .cmp-accordion {
  padding-left: 0;
}
.cmp-beat--constellation .cmp-accordion::before {
  display: none;
}

/* 分镜进入：中央 → 星线 → 各节点在 nodebreathe 中依次弹出 */
.cmp-beat--constellation.is-active [data-cmp-const] .cmp-const__core {
  animation: cmpConstCoreIn 0.6s 0.08s ease both;
}

.cmp-beat--constellation.is-active [data-cmp-const] .cmp-const__links,
.cmp-beat--constellation.is-active [data-cmp-const] .cmp-const__orbit {
  opacity: 1;
}

@keyframes cmpConstCoreIn {
  from {
    opacity: 0;
    transform: translate(-50%, -52%) scale(0.92) translate3d(0, 8px, 0);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -52%) scale(1) translate3d(0, 0, 0);
  }
}

@media (max-width: 720px) {
  #cmp-starfield-anchor .cmp-beat-inner--const {
    margin-top: min(20vh, 200px);
  }
  .cmp-const__stage {
    min-height: 0;
  }
  .cmp-const__links {
    display: none;
  }
  .cmp-const__core {
    position: relative;
    left: auto;
    top: auto;
    transform: none;
    width: 100%;
    max-width: none;
    margin: 0 auto 18px;
    opacity: 1;
  }
  .cmp-const--n7 .cmp-const__stage,
  .cmp-const--n5 .cmp-const__stage,
  .cmp-const--n4 .cmp-const__stage {
    min-height: 0;
  }
  .cmp-const__orbit {
    position: relative;
    inset: auto;
    min-height: 0;
    padding: 0;
    margin: 0;
    opacity: 1 !important;
  }
  .cmp-const__orbit .cmp-acc-item,
  .cmp-const--n7 .cmp-const__orbit .cmp-acc-item,
  .cmp-const--n5 .cmp-const__orbit .cmp-acc-item,
  .cmp-const--n4 .cmp-const__orbit .cmp-acc-item {
    position: relative;
    left: auto;
    top: auto;
    width: 100%;
    max-width: none;
    margin: 0 0 8px;
    padding: 0 0 6px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08) !important;
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
  }
  .cmp-const__nodecol {
    flex-direction: row;
    justify-content: flex-start;
  }
  .cmp-const__nodecol .cmp-acc-title {
    text-align: left;
    max-width: none;
  }
  .cmp-const__titlebtn {
    text-align: left;
  }
  .cmp-const__nodebreathe {
    max-width: 100%;
  }
  .cmp-const__orbit .cmp-const__node .cmp-const__panel[aria-hidden="true"],
  .cmp-const__orbit .cmp-const__node .cmp-const__panel[aria-hidden="false"] {
    position: static;
    left: auto;
    right: auto;
    top: auto;
    bottom: auto;
    width: 100% !important;
    min-width: 0;
    max-width: none;
    max-height: none;
    margin: 10px 0 0 !important;
    padding: 8px 10px 10px !important;
    transform: none !important;
    animation: none !important;
  }
}

/* 核心能力：两卡一屏，余数单独一屏；与页脚衔接时页脚仍用原站样式 */
.cmp-beat--pair .cmp-beat-inner {
  max-width: 860px;
}

.cmp-beat--pair h2,
.cmp-beat-h2-core {
  margin-bottom: 18px;
}

.cmp-beat-card + .cmp-beat-card {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.cmp-beat--pair {
  min-height: min(115vh, 1280px);
  padding: 7vh 0 11vh;
}

.cmp-beat--single {
  min-height: min(96vh, 920px);
}

main.cmp-story-page ~ footer.footer {
  position: relative;
  z-index: 4;
}

.cmp-beat-card-head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 4px;
}

.cmp-beat .cmp-beat-card-head h3 {
  margin: 0;
  flex: 1;
  min-width: 0;
}

.cmp-beat-ico {
  flex-shrink: 0;
  color: #7dd3fc;
  filter: drop-shadow(0 0 10px rgba(0, 200, 255, 0.35));
  transition:
    transform 0.35s ease,
    color 0.25s ease;
}

.cmp-beat-ico--sec {
  color: #5ec9ff;
}

.cmp-beat.is-active .cmp-beat-ico {
  animation: cmpIcoGlow 2.6s ease-in-out infinite;
}

.cmp-beat-h2-core {
  position: relative;
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
  font-weight: 700;
  margin: 0 0 16px;
  color: #fff;
  letter-spacing: 0.04em;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.45);
  border-left: 4px solid var(--accent);
  padding-left: 14px;
}

.cmp-beat-h2-glow {
  display: block;
  position: absolute;
  left: 14px;
  bottom: -6px;
  height: 2px;
  width: 0;
  max-width: 40%;
  background: linear-gradient(90deg, var(--accent), rgba(0, 180, 216, 0.15));
  border-radius: 2px;
}

.cmp-beat.is-active .cmp-beat-h2-glow {
  animation: cmpH2Shine 0.85s ease-out forwards;
}

.cmp-beat-sechead {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 12px;
}

.cmp-beat-sechead h2 {
  margin: 0;
  flex: 1;
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.04em;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.45);
  border-left: 4px solid var(--accent);
  padding-left: 14px;
}

.cmp-beat .cmp-beat-card {
  transform: translate3d(0, 14px, 0);
  opacity: 0.92;
  transition:
    transform 0.5s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.45s ease;
}

.cmp-beat.is-active .cmp-beat-card {
  transform: translate3d(0, 0, 0);
  opacity: 1;
}

.cmp-beat.is-active .cmp-beat-card ~ .cmp-beat-card {
  transition-delay: 0.1s;
}

.cmp-beat-bulk h3 {
  position: relative;
  margin-top: 1.1em;
  padding-left: 14px;
}

.cmp-beat-bulk h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px rgba(0, 180, 216, 0.65);
}

.cmp-beat-bulk h3:first-child {
  margin-top: 0;
}

.cmp-beat-bulk p {
  margin-bottom: 0.35em;
}

.cmp-beat {
  min-height: min(96vh, 900px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10vh 0 14vh;
  scroll-margin-top: var(--nav-h);
}

/* 叙事分镜：顶对齐。居中会导致上一屏已能看到「下一块」卡片上沿（核心能力露出一角） */
.cmp-beat.cmp-beat--page {
  align-items: flex-start;
  justify-content: center;
  padding-top: max(10vh, 3.5rem);
  padding-bottom: 12vh;
}

/* 平台概述 下方第一块：加大顶部留空，滚动尚未离开概述时尽量不露出下一块表头/卡片 */
.cmp-story-preamble + .cmp-beat.cmp-beat--page {
  padding-top: min(28vh, 280px);
  min-height: min(105vh, 1120px);
}

.cmp-beat-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 760px;
  padding: 28px 28px 32px;
  border-radius: 16px;
  background: rgba(8, 18, 36, 0.38);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.22);
  color: rgba(255, 255, 255, 0.94);
  opacity: 0;
  transform: translate3d(0, 40px, 0);
  transition:
    opacity 0.5s ease,
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
  overflow: visible;
}

.cmp-beat.is-active .cmp-beat-inner {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

/* 分镜切换：仅透明度 + transform（避免 filter:blur 触发大面积重绘） */
.cmp-beat:not(.is-active) .cmp-beat-inner--fx {
  opacity: 0.2;
  transform: translate3d(0, 16px, 0) scale(0.992);
  transition:
    opacity 0.38s ease,
    transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.cmp-beat.is-active .cmp-beat-inner--fx {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
  transition:
    opacity 0.32s ease,
    transform 0.38s cubic-bezier(0.22, 1, 0.36, 1);
}

/* —— 传统白卡片 2 列网格（替代星座/星联布局） */
.cmp-beat--cardgrid {
  min-height: auto;
  padding: clamp(2.5rem, 7vh, 4rem) 0 clamp(3rem, 8vh, 4.5rem);
  background: #f4f6f9;
}

.cmp-beat--cardgrid .cmp-beat-inner,
.cmp-beat--cardgrid .cmp-beat-inner--cardgrid {
  max-width: min(1200px, 96vw);
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding: clamp(1.25rem, 2.5vw, 2rem) clamp(0.9rem, 1.5vw, 1.5rem)
    clamp(1.5rem, 2.2vw, 2.25rem);
  background: transparent;
  border: none;
  box-shadow: none;
  color: #1a1d24;
  border-radius: 0;
}

.cmp-beat--cardgrid:not(.is-active) .cmp-beat-inner--fx,
.cmp-beat--cardgrid:not(.is-active)
  .cmp-beat-inner--cardgrid.cmp-beat-inner--fx {
  opacity: 0.32;
  transform: translate3d(0, 16px, 0) scale(0.996);
}

.cmp-beat--cardgrid.is-active .cmp-beat-inner--fx,
.cmp-beat--cardgrid.is-active .cmp-beat-inner--cardgrid.cmp-beat-inner--fx {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
}

.cmp-story-preamble + .cmp-beat.cmp-beat--page.cmp-beat--cardgrid {
  padding-top: max(3rem, 6vh);
  min-height: auto;
}

.cmp-beat--cardgrid .cmp-beat-sechead--line {
  margin: 0 0 1.25rem;
  padding: 0;
  border: 0;
}

.cmp-beat--cardgrid .cmp-beat-sechead--line h2 {
  margin: 0;
  color: #111;
  text-shadow: none;
  font-size: clamp(1.2rem, 2.1vw, 1.5rem);
  font-weight: 800;
  letter-spacing: 0.02em;
  border-left: 4px solid #1e6feb;
  padding-left: 0.7rem;
  background: none;
}

.cmp-beat--cardgrid .cmp-accordion,
.cmp-beat--cardgrid .cmp-card-grid.cmp-accordion {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem 1.35rem;
  margin: 0;
  padding: 0;
  position: relative;
}

.cmp-beat--cardgrid .cmp-accordion::before,
.cmp-beat--cardgrid .cmp-accordion::after {
  display: none !important;
  content: none !important;
  animation: none !important;
}

.cmp-beat--cardgrid .cmp-card.cmp-acc-item {
  border: 0;
  padding: 0;
  background: #fff;
  border-radius: 12px;
  box-shadow:
    0 4px 22px rgba(0, 0, 0, 0.07),
    0 1px 3px rgba(0, 0, 0, 0.04);
  z-index: 0;
  animation: none !important;
}

.cmp-beat--cardgrid.is-active .cmp-card.cmp-acc-item {
  animation: none !important;
  animation-delay: 0s !important;
}

.cmp-beat--cardgrid .cmp-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1.1rem 1.15rem 0.4rem 1.2rem;
}

.cmp-beat--cardgrid .cmp-card__head-text {
  flex: 1;
  min-width: 0;
}

.cmp-beat--cardgrid .cmp-card__title,
.cmp-beat--cardgrid h3.cmp-card__title {
  margin: 0 0 0.4rem;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.35;
  color: #111;
  text-shadow: none;
}

.cmp-beat--cardgrid .cmp-card__title .cmp-const__titlebtn {
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
  text-align: left;
  color: #111;
  font: inherit;
  font-weight: 800;
  font-size: inherit;
  line-height: inherit;
  text-shadow: none;
  background: none;
  border: 0;
  border-radius: 4px;
  cursor: pointer;
  transition: color 0.15s ease;
}

.cmp-beat--cardgrid .cmp-card__title .cmp-const__titlebtn:hover,
.cmp-beat--cardgrid .cmp-card__title .cmp-const__titlebtn:focus-visible {
  color: #1e6feb;
  text-shadow: none;
  outline: none;
}

.cmp-beat--cardgrid .cmp-card__lede {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.55;
  color: #5a616d;
  font-weight: 400;
}

.cmp-beat--cardgrid .cmp-card__toggle.cmp-acc-iconbtn,
.cmp-beat--cardgrid .cmp-card__toggle {
  width: 40px;
  height: 40px;
  min-width: 40px;
  min-height: 40px;
  border-radius: 10px;
  background: #f0f2f5;
  color: #333;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.07) inset;
  border: 0;
}

.cmp-beat--cardgrid .cmp-card__toggle.cmp-acc-iconbtn:hover,
.cmp-beat--cardgrid .cmp-card__toggle:hover,
.cmp-beat--cardgrid .cmp-card__toggle.cmp-acc-iconbtn:focus-visible,
.cmp-beat--cardgrid .cmp-card__toggle:focus-visible {
  background: #e4e7ec;
  color: #111;
  box-shadow: 0 0 0 1px rgba(30, 111, 235, 0.22) inset;
}

.cmp-beat--cardgrid .cmp-card__toggle.cmp-acc-iconbtn.is-open,
.cmp-beat--cardgrid .cmp-acc-item.is-open .cmp-card__toggle.cmp-acc-iconbtn,
.cmp-beat--cardgrid .cmp-card__toggle.is-open {
  background: #e7eefc;
  color: #1e6feb;
  box-shadow: 0 0 0 1px rgba(30, 111, 235, 0.3) inset;
}

.cmp-beat--cardgrid .cmp-card__chev {
  display: block;
  width: 8px;
  height: 8px;
  margin: 0 auto;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.25s ease;
}

.cmp-beat--cardgrid .cmp-card__toggle.is-open .cmp-card__chev,
.cmp-beat--cardgrid .cmp-acc-item.is-open .cmp-card__chev {
  transform: rotate(225deg);
}

.cmp-beat--cardgrid .cmp-acc-item::after {
  display: none !important;
  content: none !important;
  animation: none !important;
}

.cmp-beat--cardgrid .cmp-beat-sechead h2,
.cmp-beat--cardgrid .cmp-beat-sechead--line h2 {
  animation: none !important;
}

.cmp-beat--cardgrid .cmp-card__panel.cmp-acc-panel,
.cmp-beat--cardgrid .cmp-acc-panel {
  max-height: 0;
  margin: 0 0 0 0 !important;
  padding: 0 1.1rem 0 1.2rem;
  border: none;
  border-radius: 0 0 10px 10px;
  background: transparent;
  box-shadow: none;
  border-left: 0;
}

.cmp-beat--cardgrid
  .cmp-card.is-open
  .cmp-card__panel.cmp-acc-panel[aria-hidden="false"],
.cmp-beat--cardgrid .cmp-acc-item.is-open .cmp-card__panel[aria-hidden="false"],
.cmp-beat--cardgrid .cmp-acc-item.is-open .cmp-acc-panel[aria-hidden="false"] {
  max-height: 100rem;
  margin: 0 0 0.4rem 0 !important;
  margin-left: 0 !important;
  margin-top: 0 !important;
  padding: 0 1.1rem 1.05rem 1.2rem;
  background: #f6f7f9;
  border: 0 solid #e6e8ec;
  border-top-width: 1px;
  border-radius: 0 0 10px 10px;
  box-shadow: none;
  opacity: 1;
  pointer-events: auto;
  color: #2b3038;
  position: relative;
  z-index: 1;
}

.cmp-beat--cardgrid .cmp-card__ul.cmp-acc-list li,
.cmp-beat--cardgrid .cmp-acc-list li {
  color: #3a3f4a;
  text-shadow: none;
  border-left-color: rgba(30, 111, 235, 0.35);
}

.cmp-beat--cardgrid .cmp-card__txt.cmp-acc-txt,
.cmp-beat--cardgrid .cmp-acc-txt {
  color: #3a3f4a;
  text-shadow: none;
  margin: 0;
  padding: 0.35rem 0 0.15rem;
}

@media (max-width: 800px) {
  .cmp-beat--cardgrid .cmp-accordion,
  .cmp-beat--cardgrid .cmp-card-grid.cmp-accordion {
    grid-template-columns: 1fr;
  }
}

.cmp-accordion {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 0;
  padding: 0 0 0 8px;
}

/* 从板块中枢向下的「主链」光柱，星链感纵向主干 */
.cmp-beat .cmp-accordion::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 0;
  width: 1px;
  height: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 200, 255, 0.55),
    rgba(0, 200, 255, 0.08) 60%,
    rgba(0, 200, 255, 0)
  );
  border-radius: 1px;
  opacity: 0;
  pointer-events: none;
  z-index: 0;
}

.cmp-beat.is-active .cmp-accordion::before {
  animation: cmpTrunkBeam 0.7s 0.4s cubic-bezier(0.25, 0.88, 0.35, 1) forwards;
}

.cmp-beat:not(.is-active) .cmp-accordion::before {
  height: 0;
  opacity: 0;
  animation: none;
}

.cmp-beat-sechead--hub {
  align-items: center;
  gap: 16px;
  margin-bottom: 4px;
}

.cmp-beat-hub {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(
    145deg,
    rgba(0, 50, 100, 0.45) 0%,
    rgba(0, 20, 50, 0.55) 100%
  );
  box-shadow:
    0 0 0 1px rgba(0, 200, 255, 0.22) inset,
    0 8px 26px rgba(0, 30, 80, 0.45);
}

.cmp-beat-ico--hub {
  display: block;
  width: 32px;
  height: 32px;
  color: #7dd3fc;
  filter: drop-shadow(0 0 8px rgba(0, 200, 255, 0.45));
}

.cmp-beat-sechead--hub .cmp-beat-h2-core {
  border-left: 0;
  padding-left: 0;
  margin: 0;
  flex: 1;
  min-width: 0;
}

.cmp-beat .cmp-beat-sechead .cmp-beat-ico--sec,
.cmp-beat .cmp-beat-sechead--hub .cmp-beat-hub {
  opacity: 1;
  transform: none;
  transform-origin: 50% 60%;
}

.cmp-beat.is-active .cmp-beat-sechead .cmp-beat-ico--sec,
.cmp-beat.is-active .cmp-beat-sechead--hub .cmp-beat-hub {
  animation: cmpHeadIcon 0.58s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.cmp-beat .cmp-beat-sechead h2,
.cmp-beat .cmp-beat-sechead--hub .cmp-beat-h2-core {
  opacity: 1;
  transform: none;
}

.cmp-beat.is-active .cmp-beat-sechead h2,
.cmp-beat.is-active .cmp-beat-sechead--hub .cmp-beat-h2-core {
  animation: cmpHeadTitle 0.52s 0.1s ease both;
}

.cmp-beat .cmp-acc-item {
  position: relative;
  z-index: 1;
}

.cmp-beat.is-active .cmp-acc-item {
  animation: cmpNodeOrbit 0.48s cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* 大标题/中枢先出现，子节点后依次亮出 */
.cmp-beat.is-active .cmp-acc-item:nth-child(1) {
  animation-delay: 0.62s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(2) {
  animation-delay: 0.69s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(3) {
  animation-delay: 0.76s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(4) {
  animation-delay: 0.83s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(5) {
  animation-delay: 0.9s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(6) {
  animation-delay: 0.97s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(7) {
  animation-delay: 1.04s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(8) {
  animation-delay: 1.11s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(9) {
  animation-delay: 1.18s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(10) {
  animation-delay: 1.25s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(11) {
  animation-delay: 1.32s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(12) {
  animation-delay: 1.39s;
}

.cmp-beat .cmp-acc-item::after {
  content: "";
  position: absolute;
  left: 0;
  top: 31px;
  width: 0;
  max-width: 20px;
  height: 1px;
  background: linear-gradient(
    90deg,
    rgba(0, 200, 255, 0.38),
    rgba(0, 200, 255, 0)
  );
  pointer-events: none;
  z-index: 0;
  border-radius: 1px;
}

.cmp-beat.is-active .cmp-acc-item::after {
  animation: cmpBranchOut 0.4s ease both;
}

.cmp-beat:not(.is-active) .cmp-acc-item::after {
  width: 0;
  animation: none;
}

.cmp-beat.is-active .cmp-acc-item:nth-child(1)::after {
  animation-delay: 0.62s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(2)::after {
  animation-delay: 0.69s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(3)::after {
  animation-delay: 0.76s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(4)::after {
  animation-delay: 0.83s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(5)::after {
  animation-delay: 0.9s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(6)::after {
  animation-delay: 0.97s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(7)::after {
  animation-delay: 1.04s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(8)::after {
  animation-delay: 1.11s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(9)::after {
  animation-delay: 1.18s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(10)::after {
  animation-delay: 1.25s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(11)::after {
  animation-delay: 1.32s;
}
.cmp-beat.is-active .cmp-acc-item:nth-child(12)::after {
  animation-delay: 1.39s;
}

@keyframes cmpTrunkBeam {
  0% {
    height: 0;
    opacity: 0;
  }
  20% {
    opacity: 1;
  }
  100% {
    height: 100%;
    opacity: 0.9;
  }
}

@keyframes cmpHeadIcon {
  from {
    opacity: 0;
    transform: scale(0.5) translate3d(0, 16px, 0);
  }
  to {
    opacity: 1;
    transform: scale(1) translate3d(0, 0, 0);
  }
}

@keyframes cmpHeadTitle {
  from {
    opacity: 0;
    transform: translate3d(0, 12px, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes cmpNodeOrbit {
  0% {
    opacity: 0;
    transform: translate3d(-18px, 12px, 0) scale(0.98);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@keyframes cmpBranchOut {
  0% {
    width: 0;
  }
  100% {
    width: 20px;
  }
}

.cmp-acc-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 6px 0 10px;
}

.cmp-acc-item:last-of-type {
  border-bottom: none;
}

.cmp-acc-row {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.cmp-acc-iconbtn {
  position: relative;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  margin: 0;
  padding: 0;
  border: 0;
  background: rgba(0, 40, 80, 0.35);
  border-radius: 14px;
  cursor: pointer;
  color: #7dd3fc;
  transition:
    background 0.25s ease,
    color 0.2s,
    box-shadow 0.3s,
    transform 0.2s;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12) inset;
}

.cmp-acc-iconbtn:hover,
.cmp-acc-iconbtn:focus-visible {
  background: rgba(0, 90, 160, 0.45);
  color: #bfe7ff;
  box-shadow: 0 0 0 1px rgba(0, 200, 255, 0.28) inset;
  outline: none;
}

.cmp-acc-iconbtn.is-open,
.cmp-acc-item.is-open .cmp-acc-iconbtn {
  background: rgba(0, 100, 200, 0.55);
  color: #e0f6ff;
  box-shadow:
    0 0 0 1px rgba(0, 210, 255, 0.45) inset,
    0 6px 20px rgba(0, 80, 180, 0.35);
}

.cmp-acc-ring {
  position: absolute;
  inset: 4px;
  border-radius: 12px;
  border: 1px solid rgba(0, 200, 255, 0.2);
  pointer-events: none;
  transition:
    box-shadow 0.35s ease,
    border-color 0.3s,
    opacity 0.3s;
  opacity: 0.5;
}

.cmp-acc-item.is-open .cmp-acc-ring {
  border-color: rgba(0, 220, 255, 0.5);
  box-shadow: 0 0 0 1px rgba(0, 200, 255, 0.2);
  opacity: 1;
}

.cmp-accordion .cmp-beat-ico--btn {
  display: block;
  width: 32px;
  height: 32px;
}

.cmp-beat .cmp-acc-title {
  flex: 1;
  margin: 0;
  min-width: 0;
  font-size: clamp(1.02rem, 2vw, 1.2rem);
  font-weight: 700;
  color: #fff;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
}

.cmp-accordion .cmp-beat-num {
  display: none;
}

.cmp-acc-panel {
  max-height: 0;
  overflow: hidden;
  margin: 0 0 0 62px;
  padding: 0 0 0 4px;
  opacity: 0;
  pointer-events: none;
  border: 0 solid transparent;
  border-left-width: 2px;
  border-left-color: transparent;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
  transition:
    max-height 0.5s ease,
    opacity 0.35s ease 0.05s,
    margin 0.35s ease,
    border-color 0.35s ease,
    padding 0.35s ease,
    background 0.3s ease,
    box-shadow 0.3s ease;
}

.cmp-acc-item.is-open .cmp-acc-panel[aria-hidden="false"] {
  max-height: 100rem;
  opacity: 1;
  margin-top: 8px;
  margin-left: 62px;
  margin-right: 0;
  margin-bottom: 0;
  padding: 10px 12px 12px 14px;
  pointer-events: auto;
  border: 0 solid rgba(0, 200, 255, 0.22);
  border-left-width: 1px;
  border-radius: 0 10px 10px 10px;
  background: rgba(0, 14, 32, 0.48);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.18);
  z-index: 0;
  position: relative;
}

.cmp-acc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.cmp-acc-list li {
  position: relative;
  margin: 0 0 0.4em 0;
  padding-left: 0.65em;
  border-left: 2px solid rgba(0, 180, 220, 0.22);
  font-size: clamp(15px, 1.9vw, 17px);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.9);
  text-align: left;
}

.cmp-acc-txt {
  margin: 0;
  text-align: justify;
  font-size: clamp(15px, 1.9vw, 17px);
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.35);
}

.cmp-beat h2:not(.cmp-beat-h2-core) {
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
  font-weight: 700;
  margin: 0 0 14px;
  color: #fff;
  letter-spacing: 0.04em;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.45);
  border-left: 4px solid var(--accent);
  padding-left: 14px;
}

.cmp-beat h3 {
  font-size: clamp(1.05rem, 2.1vw, 1.25rem);
  font-weight: 700;
  margin: 0 0 12px;
  color: #fff;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.4);
}

.cmp-beat .cmp-beat-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin-right: 10px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    var(--primary-dark) 100%
  );
  vertical-align: middle;
}

.cmp-beat p,
.cmp-beat li {
  font-size: clamp(15px, 1.9vw, 17px);
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.35);
}

.cmp-beat p {
  margin: 0;
  text-align: justify;
}

.cmp-beat ul {
  margin: 0;
  padding-left: 1.15em;
}

.cmp-beat li {
  margin-bottom: 0.35em;
}

.cmp-beat .cmp-beat-lead {
  font-size: clamp(14px, 1.75vw, 16px);
  color: rgba(255, 255, 255, 0.88);
}

.cmp-beat.is-active .cmp-beat-bulk h3::before {
  animation: cmpDotPulse 2.1s ease-in-out infinite;
}

@keyframes cmpOrbDrift {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(18px, -14px) scale(1.05);
  }
}

@keyframes cmpIcoGlow {
  0%,
  100% {
    filter: drop-shadow(0 0 8px rgba(0, 200, 255, 0.4));
  }
  50% {
    filter: drop-shadow(0 0 16px rgba(120, 220, 255, 0.75));
  }
}

@keyframes cmpH2Shine {
  to {
    width: 40%;
  }
}

@keyframes cmpDotPulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.25);
    opacity: 0.9;
  }
}

@media (prefers-reduced-motion: reduce) {
  html:has(main.cmp-story-page) {
    scroll-snap-type: none;
  }
  .cmp-story-orb,
  .cmp-beat-ico,
  .cmp-beat-h2-glow,
  .cmp-beat-bulk h3::before,
  .cmp-beat .cmp-accordion::before,
  .cmp-beat .cmp-acc-item::after {
    animation: none !important;
  }
  .cmp-beat .cmp-accordion::before {
    display: none;
  }
  .cmp-beat.is-active .cmp-beat-sechead .cmp-beat-ico--sec,
  .cmp-beat.is-active .cmp-beat-sechead--hub .cmp-beat-hub,
  .cmp-beat.is-active .cmp-beat-sechead h2,
  .cmp-beat.is-active .cmp-beat-sechead--hub .cmp-beat-h2-core,
  .cmp-beat.is-active .cmp-acc-item {
    animation: none !important;
  }
  .cmp-launch-btn,
  .cmp-launch-btn__glow {
    animation: none !important;
  }
  .cmp-beat.is-active .cmp-beat-h2-glow {
    width: 40%;
  }
  .cmp-beat-ico {
    filter: none;
  }
  .cmp-bridge-particle,
  .cmp-preamble-bridge__particles {
    animation: none !important;
  }
  [data-cmp-const] .cmp-const__links,
  [data-cmp-const] .cmp-const__orbit,
  [data-cmp-const] .cmp-const__orbit .cmp-acc-item {
    animation: none !important;
    opacity: 1 !important;
  }
  .cmp-const__nodebreathe,
  .cmp-const__nodefloat {
    animation: none !important;
    opacity: 1 !important;
    filter: none !important;
    transform: none !important;
  }
  .cmp-beat--constellation [data-cmp-const] .cmp-const__core {
    animation: none !important;
    opacity: 1;
  }
  .cmp-beat .cmp-beat-card {
    transform: none;
    opacity: 1;
    transition: none;
  }
  .cmp-beat:not(.is-active) .cmp-beat-inner--fx,
  .cmp-beat.is-active .cmp-beat-inner--fx,
  .cmp-beat-inner--fx,
  .cmp-beat-inner,
  .cmp-acc-panel,
  .cmp-acc-item.is-open .cmp-acc-panel[aria-hidden="false"] {
    transition: none !important;
  }
  .cmp-beat:not(.is-active) .cmp-beat-inner--fx {
    transform: none;
  }
  .cmp-beat.is-active .cmp-beat-inner--fx {
    transform: none;
  }
}

@media (max-width: 640px) {
  .cmp-beat-inner {
    padding: 20px 18px 24px;
  }
  .cmp-beat {
    min-height: 100vh;
    padding: 8vh 0 10vh;
  }
  .cmp-beat.cmp-beat--cardgrid {
    min-height: auto;
  }
  .cmp-beat.cmp-beat--page {
    padding-top: max(8vh, 2rem);
  }
  .cmp-story-preamble + .cmp-beat.cmp-beat--page {
    padding-top: min(18vh, 140px);
    min-height: min(100vh, 960px);
  }
  .cmp-story-preamble + .cmp-beat.cmp-beat--page.cmp-beat--cardgrid {
    padding-top: max(2.5rem, 6vh);
    min-height: auto;
  }
  .cmp-beat--pair {
    min-height: min(128vh, 1800px);
  }
}

/* —— 全屏分镜 v2：节内背景图 + 核心能力 Tab + 展示板（不再使用固定叠化层时） */
.cmp-story-bgstack--disabled {
  display: none !important;
}

.cmp-story-page .cmp-screen {
  scroll-snap-align: start;
  scroll-snap-stop: always;
  min-height: 100vh;
  min-height: 100dvh;
  box-sizing: border-box;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(4.5rem, 10vh, 6rem) clamp(1rem, 3vw, 2rem)
    clamp(2rem, 5vh, 3.5rem);
  background-image: var(--cmp-section-bg);
  background-size: cover;
  /* 再向右下锚定（cover 下仍铺满，仅改变取画中心以裁掉左上水印区） */
  background-size: cover;
  background-position: 94% 90%;
  color: rgba(255, 255, 255, 0.94);
}

.cmp-screen::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(5, 8, 16, 0.72) 0%,
    rgba(5, 10, 22, 0.55) 45%,
    rgba(4, 8, 18, 0.68) 100%
  );
  z-index: 1;
  pointer-events: none;
}

/* 非「平台概述」分镜：左上加重压暗 + 与核心能力区 ::after 浮入层不冲突 */
.cmp-screen:not(.cmp-screen--landing)::before {
  background:
    radial-gradient(
      ellipse 130% 110% at 0% 0%,
      rgba(1, 2, 10, 0.92) 0%,
      rgba(3, 6, 14, 0) 78%
    ),
    linear-gradient(
      160deg,
      rgba(5, 8, 16, 0.72) 0%,
      rgba(5, 10, 22, 0.55) 45%,
      rgba(4, 8, 18, 0.68) 100%
    );
}

/* 平台概述：左上有正文，叠层压左上 + 取画更偏右下 */
.cmp-story-page .cmp-screen.cmp-screen--landing {
  background-size: cover;
  background-position: 90% 86%;
}

.cmp-story-page .cmp-screen.cmp-screen--landing::before {
  background:
    radial-gradient(
      ellipse 125% 100% at 0% 0%,
      rgba(2, 4, 12, 0.92) 0%,
      rgba(3, 6, 14, 0) 75%
    ),
    linear-gradient(
      160deg,
      rgba(5, 8, 16, 0.72) 0%,
      rgba(5, 10, 22, 0.55) 45%,
      rgba(4, 8, 18, 0.68) 100%
    );
}

/* 核心能力：Tab 切换时新背景浮入（--cmp-wipe-in 由 JS 设置，与主背景叠化） */
.cmp-story-page .cmp-screen[data-cmp-core-root] {
  overflow: hidden;
}

.cmp-story-page .cmp-screen[data-cmp-core-root]::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: var(--cmp-wipe-in, none);
  background-size: cover;
  background-position: 94% 90%;
  background-repeat: no-repeat;
  pointer-events: none;
  opacity: 0;
  transform: translateY(1.65rem) scale(1.05);
  transform-origin: 58% 48%;
  will-change: transform, opacity;
  backface-visibility: hidden;
}

.cmp-story-page .cmp-screen[data-cmp-core-root].cmp-core-bg--float::after {
  animation: cmpCoreBgFloatIn 0.95s cubic-bezier(0.16, 0.9, 0.18, 1) forwards;
}

@keyframes cmpCoreBgFloatIn {
  0% {
    opacity: 0;
    transform: translateY(1.75rem) scale(1.07);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.cmp-screen .cmp-landing__inner,
.cmp-screen .cmp-beat-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  /* 分镜用 .cmp-screen，未加 .cmp-beat.is-active 时，勿沿用叙事卡片的 opacity:0 */
  opacity: 1;
  transform: none;
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
}

.cmp-screen--landing.cmp-screen--fig3 {
  text-align: left;
  justify-content: center;
}

.cmp-screen--fig3 .cmp-landing__inner {
  max-width: min(920px, 92vw);
  margin-right: auto;
  margin-left: max(0px, env(safe-area-inset-left, 0px));
  padding-left: clamp(0.25rem, 1.2vw, 0.5rem);
}

.cmp-landing-copy--fig3 {
  text-align: left;
}

.cmp-landing-h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.35rem, 2.1vw, 1.75rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.08em;
  line-height: 1.3;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
}

.cmp-landing-h2__en {
  font-size: 0.62em;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--accent, #00b4d8);
  margin-left: 0.35em;
  vertical-align: 0.05em;
  text-shadow: none;
}

.cmp-landing-h2__rule {
  width: 44px;
  height: 3px;
  margin: 0 0 1rem;
  background: var(--accent, #00b4d8);
  border-radius: 2px;
}

.cmp-landing-tagline {
  margin: 0;
  max-width: 44em;
  font-size: clamp(1.05rem, 1.65vw, 1.2rem);
  font-weight: 500;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.96);
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.25);
}

p.cmp-landing-body {
  margin: 0.45rem 0 0;
  max-width: 48em;
  font-size: clamp(0.82rem, 1.15vw, 0.95rem);
  font-weight: 400;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.82);
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.2);
}

.cmp-beat-inner--core {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 1.25rem;
  max-width: 1200px;
}

.cmp-core-head {
  text-align: center;
}

.cmp-core-h2 {
  margin: 0 0 0.4rem;
  font-size: clamp(1.5rem, 0.55vw + 1.1rem, 2rem);
  font-weight: 800;
  letter-spacing: 0.06em;
  color: #fff;
  line-height: 1.2;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.45);
}

.cmp-core-sub {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
}

.cmp-core-head__rule {
  width: 48px;
  height: 3px;
  margin: 0.75rem auto 0;
  background: var(--accent, #00b4d8);
  border-radius: 2px;
}

.cmp-core-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.35rem 0.2rem;
  max-width: 100%;
  margin: 0.25rem 0 0.75rem;
  padding: 0 0 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.cmp-core-tab {
  flex: 0 0 auto;
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(0.8rem, 1.1vw, 0.95rem);
  font-weight: 600;
  padding: 0.5rem 0.7rem 0.65rem;
  cursor: pointer;
  position: relative;
  white-space: nowrap;
  transition: color 0.2s ease;
}

.cmp-core-tab:hover,
.cmp-core-tab:focus-visible {
  color: rgba(129, 224, 255, 0.95);
  outline: none;
}

.cmp-core-tab.is-active {
  color: var(--accent, #00b4d8);
}

.cmp-core-tab.is-active::after {
  content: "";
  position: absolute;
  left: 0.5rem;
  right: 0.5rem;
  bottom: -0.55rem;
  height: 2px;
  background: var(--accent, #00b4d8);
  border-radius: 1px;
}

.cmp-core-panels {
  position: relative;
  min-height: min(60vh, 520px);
  overflow: hidden;
}

.cmp-core-slide {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  width: 100%;
  opacity: 0;
  transform: translate3d(-32px, 0, 0);
  transition:
    opacity 0.4s ease,
    transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
}

.cmp-core-slide.is-active {
  position: relative;
  z-index: 2;
  opacity: 1;
  transform: none;
  pointer-events: auto;
}

.cmp-core-slide__row {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(1rem, 2.5vw, 2rem);
  align-items: center;
  background: rgba(4, 10, 24, 0.38);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: clamp(0.9rem, 1.8vw, 1.25rem);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(7px);
}

.cmp-core-slide__fig {
  position: relative;
  margin: 0;
  border-radius: 10px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.25);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  aspect-ratio: 16 / 10;
  max-height: 320px;
}

.cmp-core-slide__fig::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 42%;
  height: 36%;
  background: radial-gradient(
    ellipse 100% 100% at 0% 0%,
    rgba(0, 0, 0, 0.55) 0%,
    rgba(0, 0, 0, 0) 70%
  );
  pointer-events: none;
  z-index: 1;
}

.cmp-core-slide__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 100% 100%;
  transform: scale(1.18);
  transform-origin: 100% 100%;
  backface-visibility: hidden;
}

.cmp-core-slide__h3 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.1rem, 1.5vw, 1.35rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.3;
  letter-spacing: 0.02em;
}

.cmp-core-slide__ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.cmp-core-slide__ul li {
  position: relative;
  margin: 0 0 0.4em 0;
  padding-left: 0.9em;
  font-size: 0.86rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.86);
  border-left: 2px solid rgba(0, 180, 216, 0.5);
}

@media (max-width: 820px) {
  .cmp-core-slide__row {
    grid-template-columns: 1fr;
  }
  .cmp-core-slide__fig {
    max-height: 220px;
  }
}

.cmp-beat-inner--showcase {
  text-align: center;
}

.cmp-showcase-head {
  margin-bottom: 2rem;
}

.cmp-showcase-h2 {
  margin: 0 0 0.4rem;
  font-size: clamp(1.45rem, 0.6vw + 1.1rem, 2.05rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.04em;
  line-height: 1.2;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
}

.cmp-showcase-sub {
  margin: 0 0 0.75rem;
  font-size: clamp(0.72rem, 0.35vw + 0.55rem, 0.9rem);
  font-weight: 600;
  letter-spacing: 0.22em;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
}

.cmp-showcase-rule {
  width: 48px;
  height: 3px;
  margin: 0 auto;
  background: var(--accent, #00b4d8);
  border-radius: 2px;
}

.cmp-showcase-tiles {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
  text-align: center;
}

.cmp-showcase-tile {
  flex: 1 1 12rem;
  max-width: 16.5rem;
  padding: 0 0.5rem;
}

.cmp-showcase-ico {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 0.75rem;
  width: 4rem;
  height: 4rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(0, 180, 216, 0.45);
  color: var(--accent, #00b4d8);
}

.cmp-showcase-ico__svg {
  display: block;
}

.cmp-showcase-tile__title {
  margin: 0 0 0.5rem;
  font-size: 1.02rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.35;
}

.cmp-showcase-tile__txt {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 700px) {
  .cmp-core-tabs {
    justify-content: flex-start;
  }
  .cmp-showcase-tile {
    max-width: 100%;
  }
}

/* 过窄时隐藏展示板英文小标题，防换行错版；主标题仍随 clamp 缩放 */
@media (max-width: 400px) {
  .cmp-showcase-sub {
    display: none;
  }
}

/* 与 business-detail 768 的 .biz-wrap 侧内边距解耦，分镜区保持全宽贴边 */
@media (max-width: 768px) {
  .cmp-story-page.biz-detail--wide .biz-wrap.cmp-story-wrap {
    padding-left: 0;
    padding-right: 0;
  }
}

/* ===== 自然滚动 + 平台概述：对齐首页「客户核心解决方案」版式（index.html #business） ===== */
main.cmp-story-page[data-cmp-natural-scroll] .biz-wrap.cmp-story-wrap {
  padding-top: 0;
  /* 与分镜页解耦：去掉底部 80px，避免适用场景与页脚之间露白 */
  padding-bottom: 0;
}

main.cmp-story-page[data-cmp-natural-scroll] .product-cmp-overview-outer {
  position: relative;
  width: 100vw;
  max-width: none;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  box-sizing: border-box;
  background: var(--sub-gray);
  padding: 56px max(5%, env(safe-area-inset-left, 0px)) 48px
    max(5%, env(safe-area-inset-right, 0px));
}

/* 首段概述与「核心能力」衔接：底内边距再收 1/5（通用为 48px） */
main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-story-wrap
  > .product-cmp-overview-outer:first-child {
  padding-bottom: calc(48px * 4 / 5);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-overview-outer
  .section.inner {
  padding: 0;
  max-width: 1400px;
  margin: 0 auto;
  opacity: 1;
  transform: none;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-overview-outer
  .section-title {
  text-align: center;
  margin-bottom: 36px;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-overview-outer
  .section-title
  h2 {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-overview-outer
  .section-title
  .subtitle-en {
  font-size: 15px;
  color: var(--text-light);
  font-weight: 400;
  margin-bottom: 6px;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-overview-outer
  .section-title
  p:not(.subtitle-en) {
  font-size: 16px;
  color: var(--text-light);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.75;
}

/* 各产品/方案页首段概述：摘要行下与全站一致的蓝系装饰线（仅首块 .product-cmp-overview-outer） */
main.cmp-story-page[data-cmp-natural-scroll]
  .biz-wrap.cmp-story-wrap
  > .section-gray.product-cmp-overview-outer:first-of-type
  .section-title
  p:not(.subtitle-en)::after {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  margin: 14px auto 0;
  border-radius: 2px;
  background: linear-gradient(
    90deg,
    var(--primary, #0066ff),
    var(--accent, #00b4d8)
  );
}

main.cmp-story-page[data-cmp-natural-scroll] .product-cmp-overview-lead {
  max-width: 1120px;
  margin: 0 auto;
}

/* 平台概述：去掉卡片感，整段区域自顶向下由蓝灰过渡到页面灰底 */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-overview-outer:not(.product-cmp-biz-section) {
  background: linear-gradient(
    180deg,
    #d5dfea 0%,
    #dfe7ef 20%,
    #e9eef4 40%,
    var(--sub-gray, #f4f6f9) 72%,
    var(--sub-gray, #f4f6f9) 100%
  );
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-overview-outer:not(.product-cmp-biz-section)
  .cmp-lead.product-cmp-overview-lead {
  padding: 8px 0 0;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

/* 自然滚动 story 页：main 底 padding 会露出 body 白底，与末段灰底区之间形成白条；末段已有内边距，此处归零与页脚衔接 */
main.cmp-story-page[data-cmp-natural-scroll].biz-detail {
  padding-bottom: 0;
}

/* 适用场景：与平台价值一致的细虚线、hover 上移、聚焦减透明、图标放大与光晕；底部色阶与平台概述顶部渐变同源 */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer.product-cmp-overview-outer {
  background: linear-gradient(
    180deg,
    #f5f7fa 0%,
    #f5f7fa 40%,
    #eef1f6 55%,
    #e9eef4 68%,
    #dfe7ef 82%,
    #d5dfea 100%
  );
  /* 与上一段「平台价值」衔接：压低段首留白（通用 .product-cmp-overview-outer 为 56px） */
  padding-top: clamp(20px, 3vw, 32px);
  /* 与页脚衔接：原 72–140px 易在卡片区下形成大块空带，略收即可 */
  padding-bottom: clamp(28px, 5vw, 52px);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .product-cmp-biz-chain-wrap {
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-bottom: clamp(10px, 1.8vw, 20px);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .product-cmp-biz-chain-row--4 {
  flex-wrap: nowrap;
  justify-content: space-between;
  gap: clamp(8px, 1.2vw, 18px);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .product-cmp-biz-chain-row--4
  .biz-chain-node {
  flex: 1 1 0;
  max-width: none;
  transform: translateY(0);
  transition:
    transform 0.32s ease,
    opacity 0.22s ease;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .product-cmp-biz-chain-row--4:has(.biz-chain-node:is(:hover, :focus-within))
  .biz-chain-node:not(:is(:hover, :focus-within)) {
  opacity: 0.42;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .product-cmp-biz-chain-row--4
  .biz-chain-node:is(:hover, :focus-within) {
  transform: translateY(-6px);
}

@media (max-width: 1024px) {
  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-scenarios-outer.product-cmp-biz-section
    .biz-chain-line {
    display: none;
  }
}

/* 适用场景：5 项桌面端单行（与 CMP 平台价值一致） */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .product-cmp-biz-chain-row--5 {
  flex-wrap: nowrap;
  justify-content: space-between;
  gap: clamp(8px, 1.2vw, 18px);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .product-cmp-biz-chain-row--5
  .biz-chain-node {
  flex: 1 1 0;
  max-width: none;
  transform: translateY(0);
  transition:
    transform 0.32s ease,
    opacity 0.22s ease;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .product-cmp-biz-chain-row--5:has(.biz-chain-node:is(:hover, :focus-within))
  .biz-chain-node:not(:is(:hover, :focus-within)) {
  opacity: 0.42;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .product-cmp-biz-chain-row--5
  .biz-chain-node:is(:hover, :focus-within) {
  transform: translateY(-6px);
}

/* 适用场景：6 项桌面端两行（每行 3 个）；display/grid 见「.biz-chain-row」flex 段之后的重申规则 */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .product-cmp-biz-chain-row--6
  .biz-chain-node {
  flex: none;
  max-width: none;
  width: auto;
  transform: translateY(0);
  transition:
    transform 0.32s ease,
    opacity 0.22s ease;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .product-cmp-biz-chain-row--6:has(.biz-chain-node:is(:hover, :focus-within))
  .biz-chain-node:not(:is(:hover, :focus-within)) {
  opacity: 0.42;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .product-cmp-biz-chain-row--6
  .biz-chain-node:is(:hover, :focus-within) {
  transform: translateY(-6px);
}

/* 核心能力：无整屏分镜大背景；左侧配图 + 右侧白底卡片文案、放大字号 */
main.cmp-story-page[data-cmp-natural-scroll] .cmp-screen[data-cmp-core-no-bg] {
  background-image: none !important;
  background-color: var(--sub-gray, #f4f6f9);
  min-height: 0;
  min-height: auto;
  color: var(--dark, #0a1628);
  /* 与首段概述间距：在 clamp(2rem,5vw,3rem) 基础上再收 1/5 */
  padding-top: clamp(1.6rem, 4vw, 2.4rem);
  padding-bottom: clamp(1.25rem, 3vw, 2rem);
}

/* 分镜页为 Tab 预占位 min(60vh,520px)；自然滚动下会多出白卡下方空带，与下一节间距过大 */
main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-panels {
  min-height: 0;
}

/* 核心能力区外层与「平台概述」等灰底章节对齐；白底仅保留在 Tab 与内容卡（.cmp-core-slide__row） */
main.cmp-story-page[data-cmp-natural-scroll]
  :is(#cmp-core-anchor, #vpdn-core-anchor, #esim-core-anchor) {
  background-image: none !important;
  background-color: var(--sub-gray, #f4f6f9) !important;
}

main.cmp-story-page[data-cmp-natural-scroll]
  :is(#cmp-core-anchor, #vpdn-core-anchor, #esim-core-anchor)
  .cmp-core-tab {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(10, 22, 40, 0.12);
}

main.cmp-story-page[data-cmp-natural-scroll]
  :is(#cmp-core-anchor, #vpdn-core-anchor, #esim-core-anchor)
  .cmp-core-tab.is-active {
  background: rgba(0, 102, 255, 0.08);
  border-color: rgba(0, 102, 255, 0.35);
}

main.cmp-story-page[data-cmp-natural-scroll]
  :is(#cmp-core-anchor, #vpdn-core-anchor, #esim-core-anchor)
  .cmp-core-slide__row {
  background: #fff;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]::before,
main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]::after {
  display: none !important;
  content: none !important;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-h2 {
  color: var(--dark, #0a1628);
  text-shadow: none;
  font-size: clamp(1.65rem, 2.4vw, 2.1rem);
}

/* 与首段 .section-title .subtitle-en 一致：字号/字重/字距（六页产品·方案「核心能力」英文标题） */
main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-sub {
  margin: 0 0 6px;
  color: var(--text-light, #5c6370);
  text-shadow: none;
  font-size: 15px;
  font-weight: 400;
  letter-spacing: normal;
  line-height: 1.45;
  text-transform: uppercase;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-head__rule {
  background: var(--primary, #0066ff);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-tab {
  color: var(--dark, #0a1628);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(10, 22, 40, 0.12);
  font-size: clamp(0.9rem, 1vw + 0.55rem, 1.05rem);
  padding: 0.55rem 1rem;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-tab.is-active {
  color: var(--primary, #0066ff);
  background: rgba(0, 102, 255, 0.08);
  border-color: rgba(0, 102, 255, 0.35);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-tab.is-active::after {
  background: var(--primary, #0066ff);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-tab:hover,
main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-tab:focus-visible {
  color: var(--primary, #0066ff);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-slide__row {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1.15fr);
  gap: clamp(1.25rem, 3vw, 2.25rem);
  align-items: start;
  background: #fff;
  border: 1px solid rgba(10, 22, 40, 0.08);
  border-radius: 16px;
  padding: clamp(1rem, 2.5vw, 1.5rem);
  box-shadow: 0 10px 28px rgba(10, 22, 40, 0.06);
  backdrop-filter: none;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-slide__body {
  max-width: none;
  margin: 0;
  padding: 0.15rem 0 0;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-slide__fig {
  background: #eef2f7;
  box-shadow: inset 0 0 0 1px rgba(10, 22, 40, 0.06);
  max-height: none;
  aspect-ratio: 16 / 10;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-slide__fig::after {
  display: none;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-slide__img {
  object-fit: cover;
  /* 右下锚点 + 略放大，尽量裁掉图源左上角水印 */
  object-position: 100% 100%;
  transform: scale(1.12);
  transform-origin: 100% 100%;
}

@media (max-width: 820px) {
  main.cmp-story-page[data-cmp-natural-scroll]
    .cmp-screen[data-cmp-core-no-bg]
    .cmp-core-slide__row {
    grid-template-columns: 1fr;
  }

  main.cmp-story-page[data-cmp-natural-scroll]
    .cmp-screen[data-cmp-core-no-bg]
    .cmp-core-slide__fig {
    max-height: 240px;
  }
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-slide__h3 {
  color: var(--dark, #0a1628);
  text-shadow: none;
  font-size: clamp(1.28rem, 1.8vw, 1.55rem);
  margin-bottom: 0.85rem;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-slide__ul {
  font-size: clamp(1rem, 0.85vw + 0.82rem, 1.125rem);
  line-height: 1.75;
  color: var(--text, #1a1a1a);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .cmp-screen[data-cmp-core-no-bg]
  .cmp-core-slide__ul
  li {
  margin-bottom: 0.55em;
  color: var(--text, #1a1a1a);
  border-left-color: rgba(0, 102, 255, 0.35);
}

/* 平台价值 / 适用场景：首页客户核心解决方案式链路与节点（静态说明卡片） */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .biz-chain-wrap {
  position: relative;
  max-width: 1120px;
  margin: 0 auto;
  padding: 8px 0 48px;
  min-height: 0;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .biz-chain-line {
  position: absolute;
  left: 10%;
  right: 10%;
  top: 56px;
  height: 3px;
  z-index: 0;
  pointer-events: none;
  border-radius: 2px;
  background: repeating-linear-gradient(
    90deg,
    rgba(0, 102, 255, 0.45) 0,
    rgba(0, 102, 255, 0.45) 14px,
    transparent 14px,
    transparent 22px
  );
  opacity: 0.85;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .biz-chain-line::before,
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .biz-chain-line::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid rgba(0, 102, 255, 0.5);
  transform: translateY(-50%);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .biz-chain-line::before {
  left: 0;
  margin-left: -5px;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .biz-chain-line::after {
  right: 0;
  margin-right: -5px;
}

/* 适用场景：虚线与平台价值一致（覆盖上行 .product-cmp-biz-section 粗虚线 + 端点圆） */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer.product-cmp-biz-section
  .biz-chain-line {
  left: 7%;
  right: 7%;
  top: 56px;
  height: 0;
  border: none;
  border-radius: 0;
  background: none;
  border-top: 1px dashed rgba(224, 231, 255, 0.6);
  opacity: 1;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer.product-cmp-biz-section
  .biz-chain-line::before,
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer.product-cmp-biz-section
  .biz-chain-line::after {
  display: none;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .biz-chain-row {
  display: flex;
  justify-content: center;
  align-items: stretch;
  gap: clamp(10px, 2vw, 22px);
  position: relative;
  z-index: 1;
}

/* 适用场景：本段须在「.biz-chain-row」flex 声明之后，否则同等特异性下 flex 会覆盖 grid，文案按单行撑开列宽 */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .biz-chain-row.product-cmp-biz-chain-row--6 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: clamp(10px, 2vw, 22px);
  row-gap: 36px;
  justify-content: stretch;
  align-items: start;
}

@media (max-width: 1024px) {
  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-scenarios-outer
    .biz-chain-row.product-cmp-biz-chain-row--4 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px clamp(12px, 3vw, 20px);
  }

  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-scenarios-outer
    .biz-chain-row.product-cmp-biz-chain-row--4
    .biz-chain-node {
    flex: none;
    width: auto;
  }

  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-scenarios-outer
    .biz-chain-row.product-cmp-biz-chain-row--5 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px clamp(12px, 3vw, 20px);
  }

  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-scenarios-outer
    .biz-chain-row.product-cmp-biz-chain-row--5
    .biz-chain-node {
    flex: none;
    width: auto;
  }

  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-scenarios-outer
    .biz-chain-row.product-cmp-biz-chain-row--5
    .biz-chain-node:nth-child(5) {
    grid-column: 1 / -1;
    justify-self: center;
    max-width: min(440px, 88vw);
  }

  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-scenarios-outer
    .biz-chain-row.product-cmp-biz-chain-row--6 {
    grid-template-columns: 1fr 1fr;
  }
}

/* 仅非「适用场景」、非「平台价值」尾段：旧版双列 wrap；平台价值由 .product-cmp-value-outer 专用规则单行控制 */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section:not(.product-cmp-scenarios-outer):not(
    .product-cmp-value-outer
  )
  .product-cmp-biz-chain-row--5,
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section:not(.product-cmp-scenarios-outer):not(
    .product-cmp-value-outer
  )
  .product-cmp-biz-chain-row--4 {
  flex-wrap: wrap;
  row-gap: 28px;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section:not(.product-cmp-scenarios-outer):not(
    .product-cmp-value-outer
  )
  .product-cmp-biz-chain-row--5
  .biz-chain-node {
  flex: 1 1 min(220px, 46%);
  max-width: 340px;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section:not(.product-cmp-scenarios-outer):not(
    .product-cmp-value-outer
  )
  .product-cmp-biz-chain-row--4
  .biz-chain-node {
  flex: 1 1 min(220px, 46%);
  max-width: 280px;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .biz-chain-node {
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  height: auto;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .biz-chain-hit {
  width: 112px;
  height: 112px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 44px;
  line-height: 1;
  background: linear-gradient(155deg, #152a45 0%, #1e4a7a 55%, #2563b8 100%);
  color: #fff;
  box-shadow:
    0 0 0 5px #fff,
    0 12px 32px rgba(10, 22, 40, 0.18);
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .biz-chain-node:hover
  .biz-chain-hit,
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .biz-chain-node:focus-within
  .biz-chain-hit {
  transform: translateY(-4px) scale(1.03);
  box-shadow:
    0 0 0 5px #fff,
    0 18px 40px rgba(0, 102, 255, 0.28);
}

/* 适用场景：图标默认阴影与 hover 与平台价值一致（覆盖上行通用链规则） */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .biz-chain-hit {
  box-shadow: 0 6px 20px rgba(10, 22, 40, 0.1);
  transition:
    transform 0.32s ease,
    box-shadow 0.32s ease;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .biz-chain-node:hover
  .biz-chain-hit,
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .biz-chain-node:focus-within
  .biz-chain-hit {
  transform: scale(1.05);
  box-shadow:
    0 6px 22px rgba(10, 22, 40, 0.12),
    0 0 0 1px rgba(0, 102, 255, 0.15),
    0 0 28px rgba(0, 102, 255, 0.22);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .biz-chain-label {
  margin-top: 16px;
  font-size: clamp(15px, 1.6vw, 18px);
  font-weight: 600;
  color: var(--dark, #0a1628);
  line-height: 1.35;
  padding: 0 4px;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-biz-panel-static {
  position: static;
  opacity: 1;
  visibility: visible;
  transform: none;
  align-self: stretch;
  width: 100%;
  max-width: 100%;
  flex: 1 1 auto;
  margin-top: 14px;
  pointer-events: auto;
  padding: 14px 16px 16px;
  background: #fff;
  border: 1px solid rgba(0, 102, 255, 0.14);
  border-radius: 10px;
  box-shadow: 0 12px 32px rgba(10, 22, 40, 0.08);
  text-align: left;
  min-height: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-biz-panel-static
  .biz-chain-iot-sub {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-light, #5c6370);
  overflow-wrap: break-word;
  word-break: break-word;
}

/* 适用场景：说明区无白底卡片（覆盖上行 .product-cmp-biz-section 默认卡片） */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .product-cmp-biz-panel-static {
  background: transparent;
  border: none;
  box-shadow: none;
  border-radius: 0;
  padding: 10px 8px 0;
  margin-top: 6px;
  flex: 0 1 auto;
  align-self: stretch;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  text-align: center;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-scenarios-outer
  .product-cmp-biz-panel-static
  .biz-chain-iot-sub {
  text-align: center;
  max-width: 100%;
  white-space: normal;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .biz-chain-node[tabindex="0"]:focus-visible {
  outline: 2px solid var(--primary, #0066ff);
  outline-offset: 6px;
  border-radius: 16px;
}

@media (max-width: 900px) {
  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-biz-section
    .biz-chain-line {
    display: none;
  }
}

/* ===== 平台价值：#f5f7fa、5 列、细虚线、hover 上移与聚焦（标题与副标题样式同全页 .product-cmp-overview-outer） ===== */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer.product-cmp-overview-outer {
  background: #f5f7fa;
  /* 压低与「适用场景」之间的段尾留白（通用 overview 底为 48px） */
  padding-bottom: clamp(16px, 2.5vw, 28px);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .product-cmp-value-chain {
  max-width: 1240px;
  padding-top: 4px;
  padding-bottom: clamp(12px, 2vw, 22px);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .biz-chain-line {
  left: 7%;
  right: 7%;
  top: 56px;
  height: 0;
  border: none;
  border-radius: 0;
  background: none;
  border-top: 1px dashed rgba(224, 231, 255, 0.6);
  opacity: 1;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .biz-chain-line::before,
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .biz-chain-line::after {
  display: none;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .product-cmp-value-row {
  flex-wrap: nowrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: clamp(8px, 1.2vw, 18px);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .product-cmp-value-row
  .product-cmp-value-node {
  flex: 1 1 0;
  max-width: none;
  min-width: 0;
  transform: translateY(0);
  transition:
    transform 0.32s ease,
    opacity 0.22s ease;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .product-cmp-value-row:has(.product-cmp-value-node:is(:hover, :focus-within))
  .product-cmp-value-node:not(:is(:hover, :focus-within)) {
  opacity: 0.42;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .product-cmp-value-node:is(:hover, :focus-within) {
  transform: translateY(-6px);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .biz-chain-hit {
  box-shadow: 0 6px 20px rgba(10, 22, 40, 0.1);
  transition:
    transform 0.32s ease,
    box-shadow 0.32s ease;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .product-cmp-value-node:hover
  .biz-chain-hit,
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .product-cmp-value-node:focus-within
  .biz-chain-hit {
  transform: scale(1.05);
  box-shadow:
    0 6px 22px rgba(10, 22, 40, 0.12),
    0 0 0 1px rgba(0, 102, 255, 0.15),
    0 0 28px rgba(0, 102, 255, 0.22);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .product-cmp-biz-panel-static {
  position: static;
  opacity: 1;
  visibility: visible;
  transform: none;
  align-self: stretch;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  flex: 0 1 auto;
  margin-top: 6px;
  pointer-events: auto;
  padding: 10px 6px 0;
  background: transparent;
  border: none;
  border-radius: 0;
  box-shadow: none;
  text-align: center;
  min-height: 0;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .product-cmp-biz-panel-static
  .biz-chain-iot-sub {
  margin: 0;
  text-align: center;
  max-width: 100%;
  white-space: normal;
  overflow-wrap: break-word;
  word-break: break-word;
}

@media (max-width: 1024px) {
  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-value-outer
    .biz-chain-line {
    display: none;
  }
}

/* 平台价值 / 6 点价值：仅真正窄屏再折行，避免 1024 级笔记本被误判为多行 */
@media (max-width: 768px) {
  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-value-outer
    .product-cmp-value-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px clamp(12px, 3vw, 20px);
  }

  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-value-outer
    .product-cmp-value-row
    .product-cmp-value-node {
    flex: none;
    width: auto;
  }

  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-value-outer
    .product-cmp-value-row
    .product-cmp-value-node:nth-child(5) {
    grid-column: 1 / -1;
    justify-self: center;
    max-width: min(440px, 88vw);
  }

  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-value-outer
    .product-cmp-value-row.product-cmp-biz-chain-row--6 {
    grid-template-columns: 1fr 1fr;
  }
}

/* 平台价值：6 项桌面端两行（每行 3 个） */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .product-cmp-value-row.product-cmp-biz-chain-row--6 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: clamp(8px, 1.2vw, 18px);
  row-gap: 36px;
  flex-wrap: wrap;
  justify-content: stretch;
  align-items: start;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-value-outer
  .product-cmp-value-row.product-cmp-biz-chain-row--6
  .product-cmp-value-node {
  flex: none;
  max-width: none;
  width: auto;
}

/* 与 CMP 同模板的产品/方案页：尾段卡片（平台价值式灰底）+ 小点≥6 时双列 */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-detail-showcase-block {
  max-width: 1240px;
  margin: 0 auto;
  padding-top: 4px;
}

main[data-cmp-natural-scroll][data-tail-showcase-2col="1"]
  .product-cmp-biz-section
  .cmp-showcase-tiles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(16px, 2.2vw, 28px);
  justify-content: stretch;
}

main[data-cmp-natural-scroll][data-tail-showcase-2col="1"]
  .product-cmp-biz-section
  .cmp-showcase-tile {
  flex: none;
  max-width: none;
  width: auto;
  margin: 0;
  padding: clamp(14px, 2vw, 20px);
  text-align: left;
  background: #fff;
  border-radius: 14px;
  border: 1px solid rgba(15, 34, 58, 0.06);
  box-shadow: 0 8px 28px rgba(10, 22, 40, 0.06);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .cmp-showcase-tile__title {
  color: var(--dark, #0f223a);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .cmp-showcase-tile__txt {
  color: var(--text-light, #5c6578);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .cmp-showcase-ico {
  background: rgba(0, 180, 216, 0.12);
  border-color: rgba(0, 180, 216, 0.38);
  margin-left: 0;
  margin-right: auto;
}

@media (max-width: 640px) {
  main[data-cmp-natural-scroll][data-tail-showcase-2col="1"]
    .product-cmp-biz-section
    .cmp-showcase-tiles {
    grid-template-columns: 1fr;
  }
}

/* ===== product-cmp 价值 / 场景链：背景图卡片、无圆圈图标，标题与说明垂直水平居中 ===== */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .biz-chain-line {
  display: none;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .biz-chain-row {
  align-items: stretch;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .biz-chain-node {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  min-height: clamp(220px, 28vw, 320px);
  padding: clamp(20px, 3.5vw, 36px) clamp(14px, 2.2vw, 22px);
  border-radius: 16px;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  box-shadow: 0 14px 40px rgba(10, 22, 40, 0.14);
  transition:
    transform 0.2s ease,
    opacity 0.2s ease;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .biz-chain-node::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    145deg,
    rgba(7, 24, 48, 0.52) 0%,
    rgba(7, 24, 48, 0.8) 100%
  );
  z-index: 0;
  pointer-events: none;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .biz-chain-label,
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .product-cmp-biz-panel-static {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 22em;
  margin-left: auto;
  margin-right: auto;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .biz-chain-label {
  color: #fff;
  font-weight: 700;
  margin: 0 0 12px;
  font-size: clamp(16px, 1.1vw + 0.55rem, 19px);
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .product-cmp-biz-panel-static {
  margin-top: 0;
  padding: 0;
  background: transparent;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .product-cmp-biz-panel-static
  .biz-chain-iot-sub {
  color: rgba(255, 255, 255, 0.92);
  font-weight: 500;
}

/* CMP「平台价值」五卡：与 icon/product_cmp 中文资源命名对齐 */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .product-cmp-value-node--v1 {
  background-size: 130% 100%;
  background-image: url("../icon/product_cmp/全球链接-平台价值-全球一张网.png");
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .product-cmp-value-node--v2 {
  background-size: 130% 100%;
  background-image: url("../icon/product_cmp/全球链接-平台价值-全生命周期自动化.png");
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .product-cmp-value-node--v3 {
  background-size: 130% 100%;
  background-image: url("../icon/product_cmp/全球链接-平台价值-运营商业化.png");
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .product-cmp-value-node--v4 {
  background-size: 130% 100%;
  background-image: url("../icon/product_cmp/全球链接-平台价值-数据驱动决策.png");
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .product-cmp-value-node--v5 {
  background-size: 130% 100%;
  background-image: url("../icon/product_cmp/平台价值-安全合规.png");
}

/* 各页通用背景序号（最多六卡） */
main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v1 {
  background-image: url("../icon/product_cmp/全球连接管理%20.png");
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v2 {
  background-image: url("../icon/product_cmp/设备全生命周期管理.png");
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v3 {
  background-image: url("../icon/product_cmp/套餐运营与管理.png");
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v4 {
  background-image: url("../icon/product_cmp/智能计费与结算.png");
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v5 {
  background-image: url("../icon/product_cmp/渠道管理与分润.png");
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v6 {
  background-image: url("../icon/product_cmp/数据可视化与监控大屏.png");
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .biz-chain-row:has(.biz-chain-node:is(:hover, :focus-within))
  .biz-chain-node:not(:is(:hover, :focus-within)) {
  opacity: 0.88;
}

main.cmp-story-page[data-cmp-natural-scroll]
  .product-cmp-biz-section
  .product-cmp-value-chain--bgimg
  .biz-chain-node:is(:hover, :focus-within) {
  transform: translateY(-4px);
}

@media (max-width: 768px) {
  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-biz-section
    .product-cmp-value-chain--bgimg
    .biz-chain-row {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }

  main.cmp-story-page[data-cmp-natural-scroll]
    .product-cmp-biz-section
    .product-cmp-value-chain--bgimg
    .biz-chain-row
    .biz-chain-node:nth-child(5) {
    grid-column: auto;
    justify-self: stretch;
    max-width: none;
  }
}

/* EN fallback：仅 CMP 产品页 #cmp-value / #cmp-scenarios，避免 eSIM、VPDN 等子页复用同类名时英文样式跑偏 */
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-value
  .product-cmp-value-chain
  .biz-chain-line,
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .biz-chain-line {
  display: none;
}

html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-value
  .product-cmp-value-chain
  .biz-chain-node,
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .biz-chain-node {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  min-height: clamp(220px, 28vw, 320px);
  padding: clamp(20px, 3.5vw, 36px) clamp(14px, 2.2vw, 22px);
  border-radius: 16px;
  overflow: hidden;
  background-size: cover;
  background-position: 50% 60%;
  background-repeat: no-repeat;
  box-shadow: 0 14px 40px rgba(10, 22, 40, 0.14);
  transition:
    transform 0.2s ease,
    opacity 0.2s ease;
}

html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-value
  .product-cmp-value-chain
  .biz-chain-node::before,
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .biz-chain-node::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    145deg,
    rgba(7, 24, 48, 0.52) 0%,
    rgba(7, 24, 48, 0.8) 100%
  );
  z-index: 0;
  pointer-events: none;
}

html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-value
  .product-cmp-value-chain
  .biz-chain-hit,
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .biz-chain-hit {
  display: none;
}

html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-value
  .product-cmp-value-chain
  .biz-chain-label,
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .biz-chain-label,
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-value
  .product-cmp-value-chain
  .product-cmp-biz-panel-static,
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .product-cmp-biz-panel-static {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 22em;
  margin-left: auto;
  margin-right: auto;
}

html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-value
  .product-cmp-value-chain
  .biz-chain-label,
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .biz-chain-label {
  color: #fff;
  font-weight: 700;
  margin: 0 0 12px;
  font-size: clamp(16px, 1.1vw + 0.55rem, 19px);
}

html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-value
  .product-cmp-value-chain
  .product-cmp-biz-panel-static,
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .product-cmp-biz-panel-static {
  margin-top: 0;
  padding: 0;
  background: transparent;
}

html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-value
  .product-cmp-value-chain
  .biz-chain-iot-sub,
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .biz-chain-iot-sub {
  color: rgba(255, 255, 255, 0.92);
  font-weight: 500;
}

html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-value
  .product-cmp-value-chain
  .biz-chain-node:nth-child(1) {
  background-image: url("../icon/product_cmp/全球连接管理%20.png");
}
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-value
  .product-cmp-value-chain
  .biz-chain-node:nth-child(2) {
  background-image: url("../icon/product_cmp/设备全生命周期管理.png");
}
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-value
  .product-cmp-value-chain
  .biz-chain-node:nth-child(3) {
  background-image: url("../icon/product_cmp/套餐运营与管理.png");
}
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-value
  .product-cmp-value-chain
  .biz-chain-node:nth-child(4) {
  background-image: url("../icon/product_cmp/智能计费与结算.png");
}
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-value
  .product-cmp-value-chain
  .biz-chain-node:nth-child(5) {
  background-image: url("../icon/product_cmp/渠道管理与分润.png");
}
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .biz-chain-node:nth-child(1) {
  background-image: url("../icon/product_cmp/全球连接管理%20.png");
}
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .biz-chain-node:nth-child(2) {
  background-image: url("../icon/product_cmp/设备全生命周期管理.png");
}
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .biz-chain-node:nth-child(3) {
  background-image: url("../icon/product_cmp/套餐运营与管理.png");
}
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .biz-chain-node:nth-child(4) {
  background-image: url("../icon/product_cmp/智能计费与结算.png");
}
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .biz-chain-node:nth-child(5) {
  background-image: url("../icon/product_cmp/渠道管理与分润.png");
}
html[lang="en"]
  main.cmp-story-page[data-cmp-natural-scroll]
  #cmp-scenarios
  .product-cmp-biz-chain-wrap
  .biz-chain-node:nth-child(6) {
  background-image: url("../icon/product_cmp/数据可视化与监控大屏.png");
}

/* 各页链式卡片背景：按 section id 覆盖通用 .product-cmp-bgcard，对应 icon/ 下中文文件名 */

#cmp-scenarios .product-cmp-value-chain--bgimg .product-cmp-bgcard--v1 {
  background-size: 130% 100%;
  background-image: url("../icon/product_cmp/适用场景-全球物联网设备出海部署.png");
}
#cmp-scenarios .product-cmp-value-chain--bgimg .product-cmp-bgcard--v2 {
  background-size: 130% 100%;
  background-image: url("../icon/product_cmp/适用场景-运营商物联网业务管理.png");
}
#cmp-scenarios .product-cmp-value-chain--bgimg .product-cmp-bgcard--v3 {
  background-size: 130% 100%;
  background-image: url("../icon/product_cmp/适用场景-物联网渠道商分销与分润.png");
}
#cmp-scenarios .product-cmp-value-chain--bgimg .product-cmp-bgcard--v4 {
  background-size: 130% 100%;
  background-image: url("../icon/product_cmp/适用场景-企业级物联网连接统一运营.png");
}

/* eSIM 空中写号：最后两个大板块「产品价值」「适用场景」内全部链式卡片背景 */
#esim-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v1 {
  background-size: 130% 100%;
  background-image: url("../icon/product_esim_ota/产品价值-出厂即联网.png");
}
#esim-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v2 {
  background-size: 130% 100%;
  background-image: url("../icon/product_esim_ota/产品价值-全球快速部署.png");
}
#esim-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v3 {
  background-size: 130% 100%;
  background-image: url("../icon/product_esim_ota/产品价值-运维成本更低.png");
}
#esim-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v4 {
  background-size: 130% 100%;
  background-image: url("../icon/product_esim_ota/产品价值-管理更高效.png");
}
#esim-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v5 {
  background-size: 130% 100%;
  background-image: url("../icon/product_esim_ota/产品价值-高度兼容.png");
}

#esim-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v1 {
  background-size: 130% 100%;
  background-image: url("../icon/product_esim_ota/适用场景-定位终端与追踪器.png");
}
#esim-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v2 {
  background-size: 130% 100%;
  background-image: url("../icon/product_esim_ota/适用场景-车载设备.png");
}
#esim-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v3 {
  background-size: 130% 100%;
  background-image: url("../icon/product_esim_ota/适用场景-工业与无人设备.png");
}
#esim-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v4 {
  background-size: 130% 100%;
  background-image: url("../icon/product_esim_ota/适用场景-出海智能硬件.png");
}
#esim-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v5 {
  background-size: 130% 100%;
  background-image: url("../icon/product_esim_ota/适用场景-消费电子.png");
}
#esim-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v6 {
  background-size: 130% 100%;
  background-image: url("../icon/product_esim_ota/适用场景-安防与共享设备.png");
}

/* VPDN 专网：最后两个大板块「核心技术」「核心优势」内全部链式卡片背景 */
#vpdn-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v1 {
  background-size: 130% 100%;
  background-image: url("../icon/product_vpdn/核心技术-GRE 隧道.png");
}
#vpdn-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v2 {
  background-size: 130% 100%;
  background-image: url("../icon/product_vpdn/核心技术-L2TP 隧道.png");
}
#vpdn-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v3 {
  background-size: 130% 100%;
  background-image: url("../icon/product_vpdn/核心技术-专网运营管理系统.png");
}
#vpdn-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v4 {
  background-size: 130% 100%;
  background-image: url("../icon/product_vpdn/核心技术-运维监控系统.png");
}

#vpdn-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v1 {
  background-size: 130% 100%;
  background-image: url("../icon/product_vpdn/核心优势-安全隔离.png");
}
#vpdn-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v2 {
  background-size: 130% 100%;
  background-image: url("../icon/product_vpdn/核心优势-稳定可靠.png");
}
#vpdn-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v3 {
  background-size: 130% 100%;
  background-image: url("../icon/product_vpdn/核心优势-集中管控.png");
}
#vpdn-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v4 {
  background-size: 130% 100%;
  background-image: url("../icon/product_vpdn/核心优势-降本增效.png");
}

#nopt-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v1 {
  background-size: 130% 100%;
  background-image: url("../icon/service_network/方案优势-永远在线.png");
}
#nopt-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v2 {
  background-size: 130% 100%;
  background-image: url("../icon/service_network/方案优势-智能省心.png");
}
#nopt-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v3 {
  background-size: 130% 100%;
  background-image: url("../icon/service_network/方案优势-覆盖更广.png");
}
#nopt-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v4 {
  background-size: 130% 100%;
  background-image: url("../icon/service_network/方案优势-成本更低.png");
}
#nopt-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v5 {
  background-size: 130% 100%;
  background-image: url("../icon/service_network/方案优势-高度兼容.png");
}

#nopt-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v1 {
  background-size: 130% 100%;
  background-image: url("../icon/service_network/适用场景-户外安防与野外监控.png");
}
#nopt-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v2 {
  background-size: 130% 100%;
  background-image: url("../icon/service_network/适用场景-能源设备.png");
}
#nopt-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v3 {
  background-size: 130% 100%;
  background-image: url("../icon/service_network/适用场景-共享设备.png");
}
#nopt-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v4 {
  background-size: 130% 100%;
  background-image: url("../icon/service_network/适用场景-移动与车载终端.png");
}
#nopt-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v5 {
  background-size: 130% 100%;
  background-image: url("../icon/service_network/适用场景-环境监测设备.png");
}
#nopt-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v6 {
  background-size: 130% 100%;
  background-image: url("../icon/service_network/适用场景-工业与偏远终端.png");
}

#b2b2-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v1 {
  background-size: 130% 100%;
  background-image: url("../icon/service_b2b2c/方案价值-快速商业化.png");
}
#b2b2-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v2 {
  background-size: 130% 100%;
  background-image: url("../icon/service_b2b2c/方案价值-提升营收.png");
}
#b2b2-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v3 {
  background-size: 130% 100%;
  background-image: url("../icon/service_b2b2c/方案价值-降低运维成本.png");
}
#b2b2-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v4 {
  background-size: 130% 100%;
  background-image: url("../icon/service_b2b2c/方案价值-渠道高效裂变.png");
}
#b2b2-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v5 {
  background-size: 130% 100%;
  background-image: url("../icon/service_b2b2c/方案价值-数据驱动运营.png");
}
#b2b2-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v6 {
  background-size: 130% 100%;
  background-image: url("../icon/service_b2b2c/方案价值-体验更优.png");
}

#b2b2-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v1 {
  background-size: 130% 100%;
  background-image: url("../icon/service_b2b2c/适用场景-智能安防与家用监控.png");
}
#b2b2-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v2 {
  background-size: 130% 100%;
  background-image: url("../icon/service_b2b2c/适用场景-共享与车载终端.png");
}
#b2b2-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v3 {
  background-size: 130% 100%;
  background-image: url("../icon/service_b2b2c/适用场景-可穿戴设备.png");
}
#b2b2-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v4 {
  background-size: 130% 100%;
  background-image: url("../icon/service_b2b2c/适用场景-出海智能硬件.png");
}
#b2b2-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v5 {
  background-size: 130% 100%;
  background-image: url("../icon/service_b2b2c/适用场景-工业与租赁设备.png");
}
#b2b2-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v6 {
  background-size: 130% 100%;
  background-image: url("../icon/service_b2b2c/适用场景-品牌方自营服务.png");
}

#simp-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v1 {
  background-size: 130% 100%;
  background-image: url("../icon/service_sim/方案优势-生产极简.png");
}
#simp-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v2 {
  background-size: 130% 100%;
  background-image: url("../icon/service_sim/方案优势-发货极快.png");
}
#simp-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v3 {
  background-size: 130% 100%;
  background-image: url("../icon/service_sim/方案优势-成本极低.png");
}
#simp-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v4 {
  background-size: 130% 100%;
  background-image: url("../icon/service_sim/方案优势-覆盖极广.png");
}
#simp-product-value .product-cmp-value-chain--bgimg .product-cmp-bgcard--v5 {
  background-size: 130% 100%;
  background-image: url("../icon/service_sim/方案优势-管理极稳.png");
}

#simp-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v1 {
  background-size: 130% 100%;
  background-image: url("../icon/service_sim/适用场景-全球出海 IoT 终端.png");
}
#simp-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v2 {
  background-size: 130% 100%;
  background-image: url("../icon/service_sim/适用场景-海外商用与工业设备.png");
}
#simp-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v3 {
  background-size: 130% 100%;
  background-image: url("../icon/service_sim/适用场景-跨境电商智能硬件.png");
}
#simp-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v4 {
  background-size: 130% 100%;
  background-image: url("../icon/service_sim/适用场景-全球分销品牌厂商.png");
}
#simp-product-scenarios
  .product-cmp-value-chain--bgimg
  .product-cmp-bgcard--v5 {
  background-size: 130% 100%;
  background-image: url("../icon/service_sim/适用场景-大规模出海设备企业.png");
}