.page-products {
  --products-index-w: 280px;
  --products-gap: clamp(24px, 4vw, 56px);
  --products-grid-color: rgba(0, 229, 255, 0.045);
  background: var(--c-space);
  color: var(--c-star);
}

/* ===== Hero 首屏 ===== */
.page-products__hero {
  position: relative;
  padding: clamp(28px, 5vw, 64px) 0 40px;
  background:
    radial-gradient(ellipse at 82% 18%, rgba(0, 229, 255, 0.09) 0%, transparent 52%),
    linear-gradient(180deg, var(--c-void) 0%, var(--c-space) 100%);
  overflow: hidden;
}

.page-products__hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(var(--products-grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--products-grid-color) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}

.page-products__hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  position: relative;
  z-index: 1;
  align-items: center;
}

.page-products__hero-copy {
  max-width: 760px;
}

.page-products__lead {
  color: var(--c-cyan);
  font-family: var(--f-mono);
  font-size: 1rem;
  letter-spacing: 0.08em;
  margin: 10px 0 18px;
  line-height: 1.5;
}

.page-products__desc {
  color: var(--c-dust);
  font-size: 1.06rem;
  line-height: 1.75;
  margin-bottom: 24px;
  max-width: 660px;
}

.page-products__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 20px;
}

.page-products__access-note {
  color: var(--c-dust);
  font-size: 0.92rem;
  line-height: 1.6;
  border-left: 2px solid var(--c-meteor);
  padding-left: 14px;
  max-width: 600px;
}

.page-products__hero-visual {
  display: none;
}

.page-products__hero-board {
  position: relative;
  border-radius: var(--r-lg);
  background: linear-gradient(145deg, rgba(15, 45, 92, 0.85), rgba(2, 8, 20, 0.9));
  border: 1px solid rgba(0, 229, 255, 0.18);
  padding: 22px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.35);
}

.page-products__hero-board::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px dashed rgba(0, 229, 255, 0.1);
  border-radius: calc(var(--r-lg) - 8px);
  pointer-events: none;
}

.page-products__board-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.page-products__board-live {
  font-family: var(--f-mono);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--c-meteor);
  background: rgba(255, 107, 53, 0.1);
  border: 1px solid rgba(255, 107, 53, 0.3);
  border-radius: var(--r-pill);
  padding: 4px 12px;
}

.page-products__board-signal {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-cyan);
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.7);
}

.page-products__board-chart {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  height: 150px;
  padding: 10px 4px;
}

.page-products__chart-bar {
  flex: 1;
  border-radius: 8px 8px 4px 4px;
  background: linear-gradient(180deg, rgba(0, 229, 255, 0.75), rgba(0, 229, 255, 0.15));
  min-width: 12px;
  transition: transform var(--dur-fast) var(--ease);
}

.page-products__chart-bar:nth-child(1) { height: 42%; }
.page-products__chart-bar:nth-child(2) { height: 68%; }
.page-products__chart-bar:nth-child(3) { height: 55%; }
.page-products__chart-bar:nth-child(4) { height: 82%; }
.page-products__chart-bar:nth-child(5) { height: 64%; }

.page-products__board-footer {
  display: flex;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--c-dust);
  font-family: var(--f-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.page-products__hero-coord {
  position: absolute;
  right: -8px;
  bottom: 26px;
}

/* ===== 服务主体布局 ===== */
.page-products__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--products-gap);
  padding-top: clamp(24px, 5vw, 56px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ===== 左侧索引 ===== */
.page-products__index-inner {
  padding: 24px 18px;
  background: rgba(6, 18, 40, 0.55);
  border: 1px solid rgba(0, 229, 255, 0.1);
  border-radius: var(--r-lg);
}

.page-products__index-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products__index-link {
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  padding: 10px 16px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(0, 229, 255, 0.16);
  background: rgba(15, 45, 92, 0.4);
  color: var(--c-star);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition:
    background var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    transform var(--dur-fast) var(--ease);
}

.page-products__index-link:hover,
.page-products__index-link:focus-visible {
  background: rgba(0, 229, 255, 0.08);
  border-color: rgba(0, 229, 255, 0.4);
  transform: translateY(-2px);
}

.page-products__index-num {
  color: var(--c-cyan);
  font-family: var(--f-mono);
  font-size: 0.82rem;
}

.page-products__content {
  min-width: 0;
}

/* ===== 服务区块通用 ===== */
.page-products__service {
  position: relative;
  padding: clamp(24px, 4vw, 44px);
  border-radius: var(--r-lg);
  background: var(--c-nebula);
  border: 1px solid rgba(0, 229, 255, 0.12);
  margin-bottom: clamp(20px, 3vw, 32px);
  scroll-margin-top: calc(var(--hdr-h) + 20px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
}

.page-products__service::before {
  content: "";
  display: block;
  width: 64px;
  height: 3px;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--c-cyan), transparent);
  margin-bottom: 18px;
}

.page-products__service--alt {
  background: linear-gradient(165deg, var(--c-night), rgba(2, 8, 20, 0.9));
  border-color: rgba(255, 107, 53, 0.16);
}

.page-products__service--alt::before {
  background: linear-gradient(90deg, var(--c-meteor), transparent);
}

.page-products__service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.page-products__service-intro {
  color: var(--c-dust);
  font-size: 1.04rem;
  line-height: 1.75;
  margin-top: 12px;
  max-width: 720px;
}

.page-products__service-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 28px);
  margin-top: 24px;
}

.page-products__service-main {
  min-width: 0;
}

.page-products__feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products__feature-list li {
  position: relative;
  padding-left: 22px;
  color: var(--c-star);
  line-height: 1.65;
  font-size: 0.98rem;
}

.page-products__feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 10px;
  height: 2px;
  background: var(--c-cyan);
  border-radius: var(--r-pill);
}

.page-products__service--alt .page-products__feature-list li::before {
  background: var(--c-meteor);
}

.page-products__feature-note {
  margin-top: 18px;
}

.page-products__text-link {
  color: var(--c-cyan);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border-bottom: 1px solid transparent;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.page-products__text-link:hover {
  color: var(--c-meteor);
  border-color: var(--c-meteor);
}

/* ===== 数据统计 ===== */
.page-products__service-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  align-content: start;
}

.page-products__service-stats .stat-block {
  background: rgba(2, 8, 20, 0.55);
  border: 1px solid rgba(0, 229, 255, 0.1);
  border-radius: var(--r-md);
  padding: 14px 16px;
  min-height: 92px;
}

.page-products__service-stats .stat-block:nth-child(3) {
  grid-column: 1 / -1;
}

/* ===== 图片容器 ===== */
.page-products__img-frame {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--c-void);
  aspect-ratio: 4 / 3;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.page-products__img-frame--7-5 { aspect-ratio: 7 / 5; }
.page-products__img-frame--3-2 { aspect-ratio: 3 / 2; }
.page-products__img-frame--square { aspect-ratio: 1 / 1; }

.page-products__img-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--dur-slow) var(--ease);
}

.page-products__img-frame:hover img {
  transform: scale(1.03);
}

.page-products__img-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(0, 229, 255, 0.08);
  border-radius: var(--r-md);
  pointer-events: none;
}

/* ===== 场馆信息区 ===== */
.page-products__venue-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 28px);
  margin-top: 24px;
}

.page-products__venue-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-products__venue-list li {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(0, 229, 255, 0.08);
  border-radius: var(--r-md);
  padding: 16px;
  line-height: 1.6;
  font-size: 0.95rem;
  color: var(--c-star);
  transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.page-products__venue-list li:hover {
  background: rgba(0, 229, 255, 0.05);
  border-color: rgba(0, 229, 255, 0.25);
}

.page-products__venue-list strong {
  display: block;
  color: var(--c-cyan);
  font-size: 0.88rem;
  margin-bottom: 5px;
  letter-spacing: 0.04em;
}

/* ===== 分析工具区 ===== */
.page-products__analytics-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 28px);
  margin-top: 24px;
  align-items: center;
}

/* ===== 多端同步区 ===== */
.page-products__sync-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 28px);
  margin-top: 24px;
  align-items: center;
}

/* ===== CTA 连接条 ===== */
.page-products__connect-strip {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  padding: clamp(22px, 4vw, 32px);
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, rgba(255, 107, 53, 0.14), rgba(0, 229, 255, 0.07));
  border: 1px solid rgba(255, 107, 53, 0.2);
}

.page-products__connect-strip p {
  margin: 0;
  color: var(--c-star);
  font-weight: 600;
  font-size: 1.05rem;
  line-height: 1.5;
}

.page-products__connect-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ===== 桌面端增强 ===== */
@media (min-width: 768px) {
  .page-products__hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }

  .page-products__hero-visual {
    display: block;
    position: relative;
    padding: 10px 0 20px 10px;
  }

  .page-products__layout {
    grid-template-columns: var(--products-index-w) 1fr;
    align-items: start;
  }

  .page-products__index-inner {
    position: sticky;
    top: calc(var(--hdr-h) + 20px);
  }

  .page-products__index-list {
    display: grid;
    gap: 6px;
    overflow: visible;
  }

  .page-products__index-link {
    white-space: normal;
    padding: 12px 14px;
    border-radius: var(--r-md);
    border-color: transparent;
    background: transparent;
  }

  .page-products__index-link:hover,
  .page-products__index-link:focus-visible {
    background: rgba(0, 229, 255, 0.08);
    border-color: rgba(0, 229, 255, 0.22);
    transform: translateX(4px);
  }

  .page-products__service-body {
    grid-template-columns: 1fr 1fr;
  }

  .page-products__service-body--three {
    grid-template-columns: 1.1fr 0.8fr 1.1fr;
    align-items: center;
  }

  .page-products__service-body--rev {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  .page-products__venue-grid {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: center;
  }

  .page-products__venue-list {
    grid-template-columns: 1fr 1fr;
  }

  .page-products__analytics-row {
    grid-template-columns: 1fr 1fr;
  }

  .page-products__sync-row {
    grid-template-columns: 0.9fr 1.1fr;
  }

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

@media (min-width: 1024px) {
  .page-products__hero-board {
    padding: 30px;
  }

  .page-products__board-chart {
    height: 180px;
  }

  .page-products__service {
    padding: clamp(28px, 3vw, 48px);
  }
}