.detail-page {
  padding: 0;
  min-height: 100vh;
  min-height: 100dvh;
  height: auto;
  overflow-x: hidden;
  overflow-y: auto;
  scroll-snap-type: y mandatory;
  scroll-behavior: smooth;
  background: #000000;
}

.detail-content {
  width: 100%;
}

.detail-section {
  height: 100vh;
  height: 100dvh;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  box-sizing: border-box;
  padding: 48px 0;
  /* 只留上下 padding，左右交给 inner */
}

.detail-section--auto {
  min-height: 100vh;
  min-height: 100dvh;
  height: auto;
}

.detail-section--split {
  display: flex;
  justify-content: center;
  gap: clamp(32px, 6vw, 196px);
  align-items: center;
}

.detail-inner {
  width: min(100%, 1200px);
  margin: 0 auto;
  padding: 0 24px;
  /* 把原来写在 section 的左右 padding 移到这里 */
  box-sizing: border-box;
  color: #ffffff;
  align-items: center;
}

.detail-section--split .detail-inner {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: clamp(32px, 6vw, 196px);
}

.detail-section--split .detail-left,
.detail-section--split .detail-right {
  width: min(100%, 520px);
  margin: 0;
  border-radius: 15px;
  margin-left: auto;
}

.detail-right{
  background-color: #ffffff27;
}

.detail-hero,
.airtrack-hero {
  height: 100vh;
  height: 100dvh;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  display: flex;
  align-items: center;
  padding: 48px 24px;
  box-sizing: border-box;
}

.airtrack-hero {
  position: relative;
  overflow: hidden;
  color: #ffffff;
  background:
    radial-gradient(circle at top right, rgba(82, 130, 226, 0.42), transparent 32%),
    linear-gradient(160deg, #02040f 12%, #10285f 52%, #193fb9 100%);
}

.airtrack-hero__inner {
  width: min(100%, 720px);
  padding: clamp(32px, 6vw, 72px);
  box-sizing: border-box;
  color: #ffffff;
}

.airtrack-hero__inner p {
  margin: 0;
  font-size: clamp(13px, 1.4vw, 16px);
  line-height: 1.5;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.airtrack-hero__inner p:last-child {
  margin-top: 12px;
}

.airtrack-hero h1 {
  margin: 8px 0 0;
  font-size: clamp(48px, 10vw, 124px);
  line-height: 0.92;
}

.detail-hero {
  background: linear-gradient(180deg, #000000 10%, #3844C6 100%);
}

.detail-kicker {
  margin: 0 0 16px;
  font-size: 14px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.7;
}


.detail-left {
  position: relative;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  font-size: 20px;
}

.detail-right {
  position: relative;
  background-color: #ffffff27;
  color: #ffffff;
  padding: 12px;
  border-radius: 8px;
  width: 100%;
  max-width: 500px;
  box-sizing: border-box;
  height: min(78vh, 820px);
  max-height: calc(100dvh - 96px);
  min-height: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  align-self: center;
  overflow: hidden;
}

.right-gallery {
  flex: 1;
  min-height: 0;
  display: flex;
  gap: 12px;
  padding: 0 12px 14px;
  margin-top: 8px;
  align-items: stretch;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: auto;
}

.right-gallery::-webkit-scrollbar {
  display: block;
  height: 6px;
}

.right-gallery::-webkit-scrollbar-thumb {
  background-color: rgba(255, 255, 255, 0.3);
  /* 滑块颜色，这里用半透明白色适应你的暗色背景 */
  border-radius: 3px;
  /* 滑块圆角 */
}

.right-gallery::-webkit-scrollbar-track {
  background: transparent;
  /* 轨道透明，不破坏整体视觉 */
}

.right-slide {
  flex: 0 0 auto;
  min-width: 0;
  height: 100%;
  aspect-ratio: 540 / 1172;
  scroll-snap-align: start;
}

.right-pic {
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 10px;
}

.detail-left h2,
.detail-right h2 {
  margin: 20px 5px 20px;
  color: inherit;
}

.detail-left p,
.detail-right p {
  margin: 0 0 12px;
}

.detail-content h1 {
  font-weight: 700;
  margin: 0;
  font-size: 72px;
  color: #000000;
}

.detail-hero h1,
.airtrack-hero h1 {
  color: #ffffff;
}

.detail-content p {
  font-size: 18px;
  line-height: 1.6;

}

.detail-image {
  display: block;
  width: 100%;
  height: auto;
  margin-bottom: 24px;
}

.flow-list {
  display: flex;
  flex-direction: row;
  gap: 32px;
  margin-top: 40px;
  overflow-x: auto;
  padding-bottom: 12px;
  align-items: stretch;
}

.flow-list::-webkit-scrollbar {
  display: none;
}

.flow-step {
  display: flex;
  flex-direction: column;
  gap: 20px;
  justify-content: flex-start;
  min-width: 320px;
  max-width: 320px;
  padding: 24px;
  border: 1px solid #000000;
  background: #ffffff;
  box-sizing: border-box;
  flex: 0 0 auto;
}

.flow-image {
  order: 1;
}

.flow-copy {
  order: 2;
}

.flow-copy h3 {
  margin: 0 0 12px;
  font-size: 24px;
  font-weight: 400;
}

.flow-copy p {
  margin: 0;
}

.flow-index {
  margin-bottom: 12px !important;
  font-size: 14px !important;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.6;
}

.flow-image-frame {
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px dashed #000000;
  background: linear-gradient(135deg, #f2f6ff 0%, #d8e5ff 100%);
  font-size: 18px;
  width: 100%;
  height: 100%;
}

.flow-image-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.user-flow-shell {
  width: 100%;
  margin: 28px auto 0;
}

.user-flow-intro {
  margin-top: 60px;
  margin-bottom: 24px;
  padding: 20px 24px;
  border-radius: 14px;
  background: #ffffff27;
}
.user-flow-intro p {
  margin: 0 0 12px;
  font-size: 18px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 400;
}   

.user-flow-kicker {
  margin: 0 0 10px;
  font-size: 23px !important;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #ffffff;
  font-weight: 500;
}

.user-flow-intro p:last-child {
  margin: 0;
  color: rgba(255, 255, 255, 0.8);
}

.user-flow-timeline {
  position: relative;
  display: flex;
  gap: 18px;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 12px 0 8px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.725) transparent;
}

.user-flow-timeline::-webkit-scrollbar {
  height: 8px;
}

.user-flow-timeline::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.4);
  border-radius: 999px;
}

.user-flow-timeline::-webkit-scrollbar-track {
  background: transparent;
}

.user-flow-node {
  position: relative;
  min-width: 240px;
  max-width: 240px;
  min-height: 210px;
  padding: 20px 22px;
  border-radius: 18px;
  background: #ffffff27;
  backdrop-filter: blur(10px);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  box-sizing: border-box;
  flex: 0 0 auto;
}

.user-flow-node:hover {
  transform: translateY(-2px);
  border-color: rgba(253, 253, 253, 0.78);
  box-shadow: 0 16px 28px rgba(0, 0, 0, 0.22);
}

.user-flow-step {
  margin: 0 0 8px;
  font-size: 12px !important;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #ffffff;
}

.user-flow-node h3 {
  margin: 0 0 10px;
  font-size: clamp(20px, 2vw, 22px);
  font-weight: 400;
  color: #ffffff;
}

.user-flow-node p {
  margin: 0;
  font-size: 18px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 400;
}

.user-flow-node p:last-child {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
}

.ia-layout {
  display: flex;
  gap: 20px;
  align-items: stretch;
  min-height: 560px;
}

.ia-card {
  display: flex;
  flex: 1 1 0;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
  min-height: 560px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  cursor: pointer;
  transition: flex 0.35s ease, transform 0.35s ease, background-color 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

.ia-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.3);
}

.ia-card:focus-visible {
  outline: 2px solid #ffffff;
  outline-offset: 3px;
}

.ia-card--active {
  flex: 1.8 1 0;
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.38);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.2);
}

.ia-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  min-height: 320px;
  margin: 24px 24px 0;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(186, 213, 255, 0.95) 0%, rgba(118, 162, 255, 0.88) 100%);
  color: #10285f;
  font-size: 18px;
  box-sizing: border-box;
  transition: min-height 0.35s ease, margin 0.35s ease, border-radius 0.35s ease;
}

.ia-copy {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 12px;
  padding: 24px;
  box-sizing: border-box;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.ia-copy h3 {
  font-size: 24px;
  font-weight: 400;
  color: #ffffff;
}

.ia-label {
  margin: 0;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.6;
}

.ia-copy h3 {
  margin: 0;
  font-size: 28px;
  font-weight: 400;
}

.ia-copy p {
  margin: 0;
}

.ia-card:not(.ia-card--active) .ia-visual {
  min-height: 220px;
}

.ia-card:not(.ia-card--active) .ia-copy {
  opacity: 0.72;
}

.back-link {
  color: #000000;
  text-decoration: none;
  border-bottom: 1px solid #000000;
}

@media (max-width: 768px) {
  .detail-inner {
    padding: 0 8px;
  }

  .airtrack-hero {
    min-height: 100svh;
    height: auto;
    scroll-snap-align: none;
    scroll-snap-stop: normal;
    align-items: flex-end;
    padding: max(20px, env(safe-area-inset-top)) 20px max(28px, env(safe-area-inset-bottom));
  }

  .airtrack-hero__inner {
    width: 100%;
    max-width: 100%;
    padding: 28px 22px;
  }

  .airtrack-hero__inner p {
    font-size: 12px;
    letter-spacing: 0.14em;
  }

  .airtrack-hero__inner p:last-child {
    margin-top: 10px;
  }

  .airtrack-hero h1 {
    margin-top: 6px;
    font-size: clamp(34px, 13vw, 52px);
    line-height: 0.96;
    overflow-wrap: anywhere;
  }

  .airtrack-hero__tools {
    margin-top: 18px;
  }

  .detail-section {
    padding: 32px 12px;
    min-height: 100svh;
    height: auto;
    scroll-snap-align: none;
    scroll-snap-stop: normal;
  }

  .detail-page {
    min-height: 100svh;
    scroll-snap-type: none;
    scroll-behavior: auto;
  }

  .detail-section--split {
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    width: 100%;
  }

  .detail-section--split .detail-inner,
  .detail-section--split .detail-left,
  .detail-section--split .detail-right {
    width: 100%;
    color: #ffffff;
  }

  .detail-section--split .detail-inner {
    flex-direction: column;
    justify-content: flex-start;
    gap: 24px;
  }

  .detail-right {
    height: auto;
    max-height: none;
  }

  .right-gallery {
    flex: none;
    height: min(58svh, 640px);
    padding: 0 4px 14px;
  }

  .right-slide {
    flex-basis: auto;
  }

  .flow-copy h3 {
    font-size: 22px;
  }

  .flow-image-frame {
    min-height: 200px;
  }

  .user-flow-shell {
    width: 100%;
    margin-top: 24px;
  }

  .user-flow-intro {
    padding: 20px;
    border-radius: 16px;
  }

  .user-flow-timeline {
    gap: 14px;
    padding: 8px 0 8px;
  }

  .user-flow-node {
    min-width: 220px;
    max-width: 220px;
    min-height: 196px;
    padding: 18px 18px 18px 20px;
    border-radius: 16px;
  }

  .user-flow-node h3 {
    font-size: 18px;
  }

  .ia-layout {
    flex-direction: column;
    min-height: auto;
  }

  .ia-card,
  .ia-card--active {
    flex: auto;
    min-height: auto;
  }

  .ia-visual {
    min-height: 240px;
    margin: 20px 20px 0;
  }

  .ia-copy {
    padding: 20px;
  }

  .ia-copy h3 {
    font-size: 22px;
  }

}