.page-products {
  --products-header-offset: 132px;
  --products-card-offset: 28px;
  color: var(--text-light);
  background: var(--bg-primary);
  overflow-x: clip;
}

.page-products .container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

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

.page-products .breadcrumbs {
  margin-bottom: 24px;
}

/* ===== hero ===== */
.page-products .products-hero {
  position: relative;
  padding: var(--products-header-offset) 0 64px;
  background: var(--bg-primary);
  overflow: hidden;
}

.page-products .products-hero__decor {
  position: absolute;
  top: 0;
  right: 0;
  width: 400px;
  height: 400px;
  pointer-events: none;
  z-index: 0;
}

.page-products .products-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.page-products .products-hero__eyebrow {
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-orange);
  font-weight: 500;
  margin-bottom: 12px;
}

.page-products .products-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 7vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}

.page-products .products-hero__subtitle {
  font-size: clamp(1rem, 2.4vw, 1.35rem);
  font-weight: 500;
  color: var(--accent-green);
  margin: 0 0 20px;
}

.page-products .products-hero__lead {
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--text-dim);
  max-width: 520px;
  margin: 0 0 28px;
}

.page-products .products-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 28px;
}

.page-products .products-hero__actions .btn {
  padding: 12px 28px;
  font-size: 0.95rem;
}

.page-products .products-hero__tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .products-hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.page-products .products-hero__img {
  width: min(280px, 78vw);
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

.page-products .products-hero__badge {
  position: absolute;
  bottom: 24px;
  left: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--bg-glass-strong);
  border: 1px solid rgba(200, 240, 75, 0.4);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.page-products .products-hero__badge-num {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--accent-green);
  line-height: 1;
}

.page-products .products-hero__badge-label {
  font-size: var(--fs-micro);
  color: var(--text-dim);
  margin-top: 9px;
  text-align: center;
  line-height: 1.3;
}

/* ===== section head 通用 ===== */
.page-products .section-head {
  margin-bottom: 32px;
}

.page-products .section-head .tag {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

.page-products .section-head .section-title {
  font-family: var(--font-display);
  font-size: var(--fs-section);
  line-height: 1.15;
  margin: 14px 0 8px;
  letter-spacing: -0.02em;
}

.page-products .section-head .section-subtitle {
  color: var(--text-dim);
  font-size: 1.05rem;
  font-weight: 400;
  margin: 0;
}

/* ===== 导航分层 ===== */
.page-products .nav-layer-section {
  padding: 70px 0 80px;
  background: var(--bg-primary);
  position: relative;
}

.page-products .nav-layer-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(200, 240, 75, 0.5), rgba(255, 122, 0, 0.5), transparent);
}

.page-products .nav-layer-section__intro {
  max-width: 720px;
  margin: 0 0 24px;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--text-dim);
}

.page-products .nav-layer-section__visual {
  margin: 0 0 40px;
}

.page-products .nav-layer-section__img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  display: block;
}

.page-products .nav-layer-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-products .nav-layer-card {
  background: var(--bg-card);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  transition: border-color var(--speed) var(--ease), transform var(--speed) var(--ease);
}

.page-products .nav-layer-card:nth-child(2) {
  transform: translateX(14px);
}

.page-products .nav-layer-card:nth-child(3) {
  transform: translateX(28px);
}

.page-products .nav-layer-card:hover {
  border-color: rgba(200, 240, 75, 0.6);
}

.page-products .nav-layer-card summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 22px;
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-body);
  font-weight: 500;
  color: var(--text-light);
  user-select: none;
}

.page-products .nav-layer-card summary::-webkit-details-marker {
  display: none;
}

.page-products .nav-layer-card[open] summary {
  border-bottom: 1px solid rgba(200, 240, 75, 0.2);
}

.page-products .nav-layer-card__index {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--accent-green);
  background: rgba(200, 240, 75, 0.1);
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  line-height: 1;
}

.page-products .nav-layer-card__title {
  flex: 1;
}

.page-products .nav-layer-card__arrow {
  font-size: 1.2rem;
  color: var(--accent-orange);
  transition: transform var(--speed) var(--ease);
}

.page-products .nav-layer-card[open] .nav-layer-card__arrow {
  transform: rotate(45deg);
}

.page-products .nav-layer-card__body {
  padding: 18px 22px;
  color: var(--text-dim);
  font-size: 0.95rem;
  line-height: 1.7;
}

.page-products .nav-layer-card__body p {
  margin: 0;
}

/* ===== 下载与多端适配 ===== */
.page-products .download-section {
  padding: 70px 0 80px;
  background: var(--bg-card);
  border-top: 1px solid rgba(200, 240, 75, 0.15);
  border-bottom: 1px solid rgba(255, 122, 0, 0.15);
}

.page-products .download-section .section-head .section-title {
  color: var(--text-light);
}

.page-products .download-section__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-products .download-section__lead {
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--text-dim);
  max-width: 560px;
}

.page-products .download-devices {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 24px 0;
}

.page-products .device-card {
  flex: 1 1 160px;
  min-width: 160px;
  background: var(--bg-glass);
  border: 1px solid rgba(200, 240, 75, 0.18);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: border-color var(--speed) var(--ease), transform var(--speed) var(--ease);
}

.page-products .device-card:hover {
  border-color: rgba(200, 240, 75, 0.6);
  transform: translateY(-4px);
}

.page-products .device-card--android {
  transform: translateY(18px);
}

.page-products .device-card--android:hover {
  transform: translateY(14px);
}

.page-products .device-card--web {
  transform: translateY(36px);
}

.page-products .device-card--web:hover {
  transform: translateY(32px);
}

.page-products .device-card__icon {
  display: block;
  margin-bottom: 14px;
}

.page-products .device-card__name {
  font-family: var(--font-display);
  font-size: 1rem;
  margin: 0 0 8px;
  color: var(--text-light);
}

.page-products .device-card__desc {
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--text-dim);
  margin: 0;
}

.page-products .download-qr {
  border: 1px dashed rgba(255, 122, 0, 0.5);
  border-radius: var(--radius-md);
  background: rgba(255, 122, 0, 0.05);
  margin-top: 48px;
}

.page-products .download-qr summary {
  cursor: pointer;
  padding: 16px 20px;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--accent-orange);
  list-style: none;
  user-select: none;
}

.page-products .download-qr summary::-webkit-details-marker {
  display: none;
}

.page-products .download-qr__content {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px 20px 20px;
  flex-wrap: wrap;
}

.page-products .qr-pattern {
  display: grid;
  grid-template-columns: repeat(6, 6px);
  grid-template-rows: repeat(6, 6px);
  gap: 2px;
  padding: 8px;
  background: var(--bg-primary);
  border-radius: var(--radius-sm);
  flex: 0 0 auto;
}

.page-products .qr-pattern span {
  width: 6px;
  height: 6px;
  background: var(--text-light);
  border-radius: 1px;
}

.page-products .qr-pattern span:nth-child(3n+1) {
  background: var(--accent-green);
}

.page-products .qr-pattern span:nth-child(4n+2) {
  background: var(--accent-orange);
}

.page-products .download-qr__text {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-dim);
  flex: 1 1 200px;
  margin: 0;
}

.page-products .download-qr__text a {
  color: var(--accent-green);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-products .download-section__visual {
  display: flex;
  align-items: center;
}

.page-products .download-section__img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  display: block;
}

/* ===== 数据引擎 ===== */
.page-products .data-engine-section {
  padding: 80px 0;
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.page-products .data-engine-section::after {
  content: "";
  position: absolute;
  top: 20%;
  right: -60px;
  width: 180px;
  height: 280px;
  background: linear-gradient(160deg, rgba(200, 240, 75, 0.2), transparent 55%);
  filter: blur(30px);
  pointer-events: none;
  z-index: 0;
}

.page-products .data-engine-section .container {
  position: relative;
  z-index: 1;
}

.page-products .data-engine-section__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.page-products .data-engine-section__lead {
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--text-dim);
  margin: 0 0 24px;
}

.page-products .data-engine-points {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
}

.page-products .data-engine-points__item {
  position: relative;
  padding: 10px 0 10px 32px;
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-light);
  border-bottom: 1px solid rgba(184, 217, 212, 0.12);
}

.page-products .data-engine-points__item:last-child {
  border-bottom: none;
}

.page-products .data-engine-points__dot {
  position: absolute;
  left: 8px;
  top: 20px;
  width: 8px;
  height: 8px;
  background: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(200, 240, 75, 0.8);
}

.page-products .data-engine-points__item:nth-child(2) .data-engine-points__dot {
  background: var(--accent-orange);
  box-shadow: 0 0 10px rgba(255, 122, 0, 0.8);
}

.page-products .stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.page-products .stat-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 18px 14px;
  text-align: center;
  border: 1px solid rgba(200, 240, 75, 0.12);
  transition: border-color var(--speed) var(--ease);
}

.page-products .stat-item:hover {
  border-color: rgba(200, 240, 75, 0.4);
}

.page-products .stat-item__value {
  display: block;
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--accent-green);
  line-height: 1.1;
}

.page-products .stat-item:nth-child(2) .stat-item__value {
  color: var(--accent-orange);
}

.page-products .stat-item__label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-top: 8px;
}

.page-products .data-engine-section__visual {
  position: relative;
}

.page-products .data-engine-section__img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  display: block;
}

.page-products .data-engine-section__beam {
  position: absolute;
  bottom: -20px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-orange), transparent);
  animation: beam-pulse 2.4s ease-in-out infinite alternate;
}

@keyframes beam-pulse {
  from { opacity: 0.3; }
  to { opacity: 0.9; }
}

/* ===== 登录回访 ===== */
.page-products .account-section {
  padding: 80px 0;
  background: var(--bg-card);
  border-top: 1px solid rgba(255, 122, 0, 0.15);
}

.page-products .account-section__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.page-products .account-section__visual {
  display: flex;
  justify-content: center;
}

.page-products .account-section__img {
  width: 100%;
  max-width: 560px;
  height: auto;
  border-radius: var(--radius-lg);
  display: block;
}

.page-products .account-section__lead {
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--text-dim);
  margin: 0 0 28px;
}

.page-products .account-steps {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  counter-reset: step;
}

.page-products .account-steps__item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(184, 217, 212, 0.12);
}

.page-products .account-steps__item:last-child {
  border-bottom: none;
}

.page-products .account-steps__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: var(--accent-orange);
  color: var(--bg-primary);
  font-family: var(--font-display);
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
  flex: 0 0 auto;
}

.page-products .account-steps__text {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-light);
  padding-top: 4px;
}

.page-products .account-section__note {
  font-size: 0.9rem;
  color: var(--text-dim);
  line-height: 1.6;
}

.page-products .account-section__note a {
  color: var(--accent-green);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ===== CTA ===== */
.page-products .products-cta {
  padding: 60px 0;
  background: var(--bg-primary);
  border-top: 2px solid transparent;
  border-image: linear-gradient(90deg, var(--accent-green), var(--accent-orange)) 1;
}

.page-products .products-cta__inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}

.page-products .products-cta__title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  margin: 0 0 8px;
  color: var(--text-light);
}

.page-products .products-cta__desc {
  font-size: var(--fs-body);
  color: var(--text-dim);
  margin: 0;
  line-height: 1.7;
}

.page-products .products-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-products .products-cta__actions .btn {
  padding: 12px 26px;
  font-size: 0.92rem;
}

/* ===== 响应式 ===== */
@media (min-width: 768px) {
  .page-products .products-hero {
    padding: var(--products-header-offset) 0 96px;
  }

  .page-products .products-hero__inner {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
  }

  .page-products .products-hero__visual {
    justify-content: flex-end;
    padding-right: 12px;
  }

  .page-products .nav-layer-section {
    padding: 90px 0 100px;
  }

  .page-products .nav-layer-cards {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    align-items: start;
    gap: 18px;
  }

  .page-products .nav-layer-card:nth-child(2) {
    transform: translateY(24px);
  }

  .page-products .nav-layer-card:nth-child(3) {
    transform: translateY(48px);
  }

  .page-products .nav-layer-card:nth-child(2):hover {
    transform: translateY(20px);
  }

  .page-products .nav-layer-card:nth-child(3):hover {
    transform: translateY(44px);
  }

  .page-products .download-section {
    padding: 90px 0 100px;
  }

  .page-products .download-section__grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
    align-items: center;
  }

  .page-products .data-engine-section {
    padding: 100px 0;
  }

  .page-products .data-engine-section__layout {
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
  }

  .page-products .account-section {
    padding: 100px 0;
  }

  .page-products .account-section__layout {
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
  }

  .page-products .account-section__visual {
    justify-content: flex-start;
  }

  .page-products .products-cta {
    padding: 80px 0;
  }

  .page-products .products-cta__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .data-engine-section__beam {
    animation: none;
  }

  .page-products .device-card,
  .page-products .nav-layer-card {
    transition: none;
  }
}