.page-products {
  --local-radius: 6px;
  --local-gap: 32px;
  --local-heading-line: 2.4;
  position: relative;
  color: var(--color-text);
}

.page-products .section-tag {
  margin-bottom: 14px;
}

.page-products .section-title {
  line-height: var(--local-heading-line);
  margin-bottom: 16px;
}

.page-products__section-head {
  max-width: 720px;
}

.page-products__section-head--left {
  margin-left: 0;
}

.page-products__section-desc {
  color: var(--color-text-secondary);
  font-size: 1.0625rem;
  line-height: 1.8;
  margin-bottom: 28px;
}

/* ===== Hero ===== */
.page-products__hero {
  position: relative;
  overflow: hidden;
  padding: 2.25rem 0 3.25rem;
}

.page-products__hero::before {
  content: "";
  position: absolute;
  top: -10%;
  right: -18%;
  width: 52%;
  height: 130%;
  background: linear-gradient(135deg, rgba(183, 255, 0, 0.08), rgba(0, 229, 255, 0.04));
  clip-path: polygon(28% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-products__hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  opacity: 0.7;
}

.page-products__hero-inner {
  display: grid;
  gap: 2rem;
  position: relative;
  z-index: 1;
}

.page-products__hero-copy {
  max-width: 640px;
}

.page-products__hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.75rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0 0 20px;
}

.page-products__hero-desc {
  color: var(--color-text-secondary);
  font-size: 1.0625rem;
  line-height: 1.85;
  margin-bottom: 30px;
}

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

.page-products__hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 0;
}

.page-products__skilltree {
  width: 100%;
  max-width: 560px;
  height: auto;
  display: block;
  filter: drop-shadow(0 18px 40px rgba(0, 0, 0, 0.35));
}

/* ===== 数据带 ===== */
.page-products__stats {
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  background: var(--color-surface);
  margin: 0 0 3rem;
}

.page-products__stats-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 16px;
  padding-top: 24px;
  padding-bottom: 24px;
}

.page-products__stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-products__stat-num {
  font-family: var(--font-mono);
  font-size: clamp(1.375rem, 2.4vw, 2rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.1;
}

.page-products__stat-label {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

/* ===== 图与说明 ===== */
.page-products__figure {
  margin: 0;
  position: relative;
}

.page-products__figure figcaption {
  margin-top: 10px;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
  border-left: 2px solid var(--color-accent);
  padding-left: 10px;
}

.page-products__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--local-radius);
  background: var(--color-surface);
  border: 1px solid var(--color-line);
}

.page-products__img--tall {
  aspect-ratio: 3 / 4;
  object-fit: cover;
  max-height: 640px;
}

.page-products__img--live {
  aspect-ratio: 2 / 1;
  object-fit: cover;
  width: 100%;
}

/* ===== 核心导航功能 ===== */
.page-products__core {
  padding: 1rem 0 4.5rem;
}

.page-products__core-grid {
  display: grid;
  gap: var(--local-gap);
  align-items: center;
  margin-top: 8px;
}

.page-products__core-grid .page-products__figure {
  box-shadow: 12px 12px 0 -2px rgba(183, 255, 0, 0.12);
}

.page-products__feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products__feature-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-line);
}

.page-products__feature-item:last-child {
  border-bottom: 0;
}

.page-products__feature-num {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  background: rgba(183, 255, 0, 0.08);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  clip-path: polygon(0 0, 100% 0, 92% 100%, 0 100%);
}

.page-products__feature-body h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  line-height: 1.4;
  margin: 0 0 8px;
}

.page-products__feature-body p {
  color: var(--color-text-secondary);
  line-height: 1.75;
  font-size: 0.95rem;
  margin: 0;
}

/* ===== v4 筛选 ===== */
.page-products__filter {
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  padding: 3.5rem 0;
  position: relative;
}

.page-products__filter::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 120px;
  height: 3px;
  background: var(--color-accent);
}

.page-products__filter-grid {
  display: grid;
  gap: var(--local-gap);
  align-items: center;
}

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

.page-products__filter-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  border-left: 3px solid var(--color-accent);
}

.page-products__filter-item p {
  margin: 0;
  color: var(--color-text-secondary);
  line-height: 1.6;
  font-size: 0.9375rem;
}

.page-products__filter-item p strong {
  color: var(--color-text);
}

.filter-item .tag {
  flex-shrink: 0;
}

/* ===== 跨设备同步 ===== */
.page-products__sync {
  padding: 4.5rem 0;
}

.page-products__sync-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.page-products__sync-info .section-title {
  font-size: clamp(1.5rem, 2.8vw, 2.375rem);
}

.page-products__sync-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: sync-step;
}

.page-products__sync-step {
  position: relative;
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  padding: 18px 0;
}

.page-products__sync-step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 22px;
  top: 66px;
  width: 1px;
  height: 38px;
  background: var(--color-line);
}

.page-products__sync-step-num {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-accent);
  background: rgba(0, 229, 255, 0.08);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  clip-path: polygon(0 0, 100% 0, 88% 100%, 0 100%);
}

.page-products__sync-step h3 {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  line-height: 1.4;
  margin: 0 0 6px;
}

.page-products__sync-step p {
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-size: 0.9375rem;
  margin: 0;
}

.page-products__figure--tall {
  max-width: 360px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== 赛事订阅 ===== */
.page-products__live {
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  padding: 3.75rem 0;
}

.page-products__live-head {
  max-width: 720px;
  margin-bottom: 2rem;
}

.page-products__live-grid {
  display: grid;
  gap: var(--local-gap);
  align-items: center;
}

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

.page-products__live-item {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 18px;
  align-items: center;
  padding: 22px 0;
  border-bottom: 1px solid var(--color-line);
}

.page-products__live-item:last-child {
  border-bottom: 0;
}

.page-products__live-score {
  font-family: var(--font-mono);
  font-size: 1.625rem;
  font-weight: 700;
  color: var(--color-primary);
  background: rgba(183, 255, 0, 0.08);
  text-align: center;
  line-height: 1.2;
  padding: 12px 6px;
  clip-path: polygon(0 0, 100% 0, 92% 100%, 0 100%);
}

.page-products__live-score--alt {
  color: var(--color-accent);
  background: rgba(0, 229, 255, 0.08);
}

.page-products__live-score--ghost {
  color: var(--color-warning);
  background: rgba(255, 184, 0, 0.08);
}

.page-products__live-item h3 {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  margin: 0 0 6px;
}

.page-products__live-item p {
  color: var(--color-text-secondary);
  line-height: 1.65;
  font-size: 0.9375rem;
  margin: 0;
}

/* ===== 下载与使用 ===== */
.page-products__download {
  padding: 4rem 0 0;
}

.page-products__download-content {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}

.page-products__download-content .section-tag {
  display: inline-block;
}

.page-products__download-content .section-desc {
  margin-left: auto;
  margin-right: auto;
}

.page-products__devices {
  display: grid;
  gap: 14px;
  margin: 2rem 0;
}

.page-products__device-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-left: 3px solid var(--color-accent);
  padding: 20px;
  text-align: left;
  transition: border-color var(--transition), transform var(--transition);
}

.page-products__device-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-3px);
}

.page-products__device-tag {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1rem;
  display: block;
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}

.page-products__device-card p {
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-size: 0.9375rem;
  margin: 0;
}

.page-products__trust {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  line-height: 1.85;
  max-width: 640px;
  margin: 0 auto 2rem;
  padding: 18px 20px;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}

.page-products__download-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-bottom: 2.25rem;
}

.page-products__download-banner {
  margin: 0;
  width: 100%;
  overflow: hidden;
  border-top: 1px solid var(--color-line);
}

.page-products__download-banner-img {
  display: block;
  width: 100%;
  height: clamp(80px, 12vw, 180px);
  object-fit: cover;
}

/* ===== 相关链接 ===== */
.page-products__related {
  padding: 3.75rem 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
}

.page-products__related .section-title {
  margin-bottom: 2rem;
}

.page-products__related-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.page-products__related-card {
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  padding: 20px 18px;
  min-height: 112px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-decoration: none;
  color: var(--color-text);
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition);
}

.page-products__related-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--color-primary);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform var(--transition);
}

.page-products__related-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

.page-products__related-card:hover::after {
  transform: scaleY(1);
}

.page-products__related-card-title {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  line-height: 1.4;
  color: var(--color-primary);
}

.page-products__related-card p {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
  margin: 0;
}

/* ===== 响应式 ===== */
@media (min-width: 768px) {
  .page-products__stats-inner {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }

  .page-products__devices {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products__related-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products__hero-inner {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: center;
  }

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

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

  .page-products__sync-grid {
    grid-template-columns: 0.85fr 1.15fr;
    gap: 2.5rem;
  }

  .page-products__live-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2.5rem;
  }

  .page-products__live-head {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
  }
}

@media (min-width: 1024px) {
  .page-products {
    --local-gap: 48px;
  }

  .page-products__hero {
    padding: 3.5rem 0 5rem;
  }

  .page-products__hero-copy {
    max-width: 620px;
  }

  .page-products__hero-title {
    font-size: var(--font-scale-hero);
  }

  .page-products__stats-inner {
    gap: 40px;
  }

  .page-products__core-grid {
    gap: 3rem;
  }

  .page-products__filter-grid {
    gap: 3rem;
  }

  .page-products__sync-grid {
    gap: 3rem;
  }

  .page-products__live-grid {
    gap: 3rem;
  }

  .page-products__related-grid {
    grid-template-columns: repeat(5, 1fr);
  }

  .page-products__feature-item {
    grid-template-columns: 54px 1fr;
    gap: 18px;
    padding: 22px 0;
  }

  .page-products__feature-num {
    width: 54px;
    height: 54px;
  }

  .page-products__device-card {
    padding: 24px;
  }
}