.page-products {
  --page-bg: #F5F5F5;
  --page-deep: #1C1C3A;
  --page-deep-light: #2A2A5A;
  --page-green: #2E8B57;
  --page-green-hover: #3CB371;
  --page-accent: #FF8C00;
  --page-gold: #FFD700;
  --page-gold-dim: #D4A800;
  --page-text-light: #AAAAAA;
  --page-text-white: #FFFFFF;
  --page-border-subtle: rgba(255,255,255,0.12);
  --page-shadow-card: 0 4px 20px rgba(0,0,0,0.10);
  --page-shadow-hover: 0 8px 32px rgba(0,0,0,0.18);
  --page-radius: 4px;
  --page-transition: 0.3s ease;
  --page-font-heading: 'Oswald', 'Impact', 'Arial Black', sans-serif;
  --page-font-body: 'Inter', 'Segoe UI', 'Helvetica Neue', sans-serif;
  --page-font-mono: 'Courier New', 'Consolas', monospace;

  background: var(--page-bg);
  padding: 0 var(--spacing-md) var(--spacing-xl);
  max-width: var(--max-width);
  margin: 0 auto;
}

/* ── 面包屑 ── */
.page-products .breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-lg) 0 var(--spacing-sm);
  font-family: var(--page-font-body);
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}
.page-products .breadcrumb a {
  color: var(--color-text-secondary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast);
}
.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  border-bottom-color: var(--page-gold);
  color: var(--page-deep);
}
.page-products .breadcrumb-separator {
  color: var(--color-text-light);
  font-size: 1.1rem;
  line-height: 1;
}
.page-products .breadcrumb [aria-current="page"] {
  color: var(--page-gold-dim);
  font-weight: 600;
}

/* ── 页面标题 ── */
.page-products .page-header {
  padding: var(--spacing-md) 0 var(--spacing-xl);
  border-bottom: 2px solid var(--color-border-light);
  margin-bottom: var(--spacing-xl);
}
.page-products .page-title {
  font-family: var(--page-font-heading);
  font-size: clamp(2.4rem, 8vw, 5rem);
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--page-deep);
  margin: 0 0 var(--spacing-sm);
  position: relative;
  display: inline-block;
}
.page-products .page-title::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--page-green), var(--page-accent));
}
.page-products .page-desc {
  font-family: var(--page-font-body);
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  max-width: 580px;
  line-height: 1.6;
  margin: var(--spacing-sm) 0 0;
}

/* ── 辅助 ── */
.page-products .sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}
.page-products .section-title {
  font-family: var(--page-font-heading);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--page-deep);
  margin: 0 0 var(--spacing-xs);
}
.page-products .section-desc {
  font-family: var(--page-font-body);
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin: 0 0 var(--spacing-lg);
  max-width: 480px;
}

/* ── 设备展示区 ── */
.page-products .device-showcase {
  background: linear-gradient(145deg, var(--page-deep) 0%, var(--page-deep-light) 100%);
  border-radius: var(--page-radius);
  padding: var(--spacing-lg) var(--spacing-md);
  margin-bottom: var(--spacing-2xl);
  position: relative;
  overflow: hidden;
}
.page-products .device-showcase::before {
  content: '';
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 28px, rgba(255,255,255,0.03) 28px, rgba(255,255,255,0.03) 29px),
    repeating-linear-gradient(90deg, transparent, transparent 28px, rgba(255,255,255,0.03) 28px, rgba(255,255,255,0.03) 29px);
  pointer-events: none;
}
.page-products .device-showcase-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}
.page-products .device-mobile,
.page-products .device-desktop {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}
.page-products .device-img-wrapper {
  width: 100%;
  max-width: 220px;
  border: 1px solid var(--page-border-subtle);
  border-radius: var(--page-radius);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
  transition: transform var(--page-transition), box-shadow var(--page-transition);
}
.page-products .device-img-wrapper:hover,
.page-products .device-img-wrapper:focus-within {
  transform: scale(1.02);
  box-shadow: 0 12px 40px rgba(0,0,0,0.45);
}
.page-products .device-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .device-info {
  text-align: center;
  color: var(--page-text-white);
}
.page-products .device-title {
  font-family: var(--page-font-heading);
  font-size: 1.4rem;
  font-weight: 400;
  letter-spacing: 0.03em;
  margin: 0 0 var(--spacing-sm);
  color: var(--page-gold);
}
.page-products .device-features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}
.page-products .feature-item {
  font-family: var(--page-font-body);
  font-size: 0.9rem;
  color: var(--page-text-light);
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--page-border-subtle);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
  cursor: default;
}
.page-products .feature-item:hover,
.page-products .feature-item:focus-within {
  color: var(--page-text-white);
  padding-left: var(--spacing-sm);
}
.page-products .feature-item[data-feature="scorer"]::before {
  content: '⚽ ';
  color: var(--page-gold);
}
.page-products .feature-item[data-feature="match"]::before {
  content: '📅 ';
  color: var(--page-accent);
}
.page-products .feature-item[data-feature="card"]::before {
  content: '📊 ';
  color: var(--page-green);
}
.page-products .feature-item[data-feature="homeaway"]::before {
  content: '🏟️ ';
  color: var(--page-gold);
}
.page-products .feature-item[data-feature="help"]::before {
  content: '📖 ';
  color: var(--page-accent);
}
.page-products .feature-item[data-feature="history"]::before {
  content: '📜 ';
  color: var(--page-green);
}
.page-products .device-tag {
  display: none;
}

/* ── 倾斜分割 ── */
.page-products .device-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--page-gold), var(--page-accent));
  border-radius: 2px;
  margin: var(--spacing-sm) auto;
  align-self: center;
  flex-shrink: 0;
}

/* ── 功能索引网格 ── */
.page-products .feature-grid {
  margin-bottom: var(--spacing-2xl);
}
.page-products .feature-grid .grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}
.page-products .feature-card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--page-radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--page-transition), transform var(--page-transition), border-color var(--page-transition);
  position: relative;
  cursor: default;
}
.page-products .feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 24px, rgba(0,0,0,0.02) 24px, rgba(0,0,0,0.02) 25px),
    repeating-linear-gradient(90deg, transparent, transparent 24px, rgba(0,0,0,0.02) 24px, rgba(0,0,0,0.02) 25px);
  border-radius: var(--page-radius);
  pointer-events: none;
}
.page-products .feature-card:hover,
.page-products .feature-card:focus-within {
  box-shadow: var(--page-shadow-hover);
  transform: translateY(-3px);
  border-color: var(--page-green);
}
.page-products .feature-card .index-label {
  font-family: var(--page-font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--page-text-white);
  background: var(--page-green);
  padding: 2px 10px;
  border-radius: 2px;
  display: inline-block;
  margin-bottom: var(--spacing-sm);
  letter-spacing: 0.05em;
}
.page-products .feature-card .card-title {
  font-family: var(--page-font-heading);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--page-deep);
  margin: 0 0 var(--spacing-xs);
  letter-spacing: 0.01em;
}
.page-products .feature-card .card-text {
  font-family: var(--page-font-body);
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0 0 var(--spacing-sm);
}
.page-products .card-coord {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}
.page-products .coord-axis {
  font-family: var(--page-font-mono);
  font-size: 0.7rem;
  color: var(--color-text-light);
  padding: 2px 8px;
  border: 1px solid var(--color-border-light);
  border-radius: 2px;
  background: var(--color-bg-light);
}
.page-products .coord-axis[data-axis="x"] {
  border-left: 2px solid var(--page-green);
}
.page-products .coord-axis[data-axis="y"] {
  border-left: 2px solid var(--page-accent);
}

/* ── 数据流转区 ── */
.page-products .data-flow {
  margin-bottom: var(--spacing-2xl);
}
.page-products .data-flow-inner {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  background: var(--color-bg-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--page-radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}
.page-products .data-flow-media {
  position: relative;
}
.page-products .data-flow-img-wrapper {
  position: relative;
  border-radius: var(--page-radius);
  overflow: hidden;
}
.page-products .data-flow-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .flow-connector {
  display: none;
}
.page-products .data-flow-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}
.page-products .flow-text {
  font-family: var(--page-font-body);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin: 0;
}
.page-products .flow-metrics {
  display: flex;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}
.page-products .metric {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.page-products .metric-value {
  font-family: var(--page-font-heading);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--page-deep);
  letter-spacing: 0.02em;
}
.page-products .metric-label {
  font-family: var(--page-font-body);
  font-size: 0.75rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ── 帮助文档区 ── */
.page-products .help-section {
  margin-bottom: var(--spacing-2xl);
}
.page-products .help-inner {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  background: linear-gradient(135deg, var(--page-deep) 0%, var(--page-deep-light) 100%);
  border-radius: var(--page-radius);
  padding: var(--spacing-lg);
  color: var(--page-text-white);
  align-items: center;
}
.page-products .help-media {
  flex-shrink: 0;
  border-radius: var(--page-radius);
  overflow: hidden;
  border: 1px solid var(--page-border-subtle);
  max-width: 240px;
}
.page-products .help-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .help-content {
  text-align: center;
}
.page-products .help-text {
  font-family: var(--page-font-body);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--page-text-light);
  margin: 0 0 var(--spacing-md);
}
.page-products .help-content .btn-outline {
  font-family: var(--page-font-body);
  font-size: 0.85rem;
  padding: 0.6rem 1.6rem;
  border: 1px solid var(--page-gold);
  color: var(--page-gold);
  background: transparent;
  border-radius: var(--page-radius);
  text-decoration: none;
  display: inline-block;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  cursor: pointer;
}
.page-products .help-content .btn-outline:hover,
.page-products .help-content .btn-outline:focus-visible {
  background: var(--page-gold);
  color: var(--page-deep);
  border-color: var(--page-gold);
}

/* ── 下载区 ── */
.page-products .download-section {
  margin-bottom: var(--spacing-xl);
}
.page-products .download-inner {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  background: var(--color-bg-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--page-radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  align-items: center;
}
.page-products .download-icon-wrapper {
  max-width: 160px;
  border-radius: var(--page-radius);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
}
.page-products .download-icon {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .download-info {
  text-align: center;
  max-width: 520px;
}
.page-products .download-intro {
  font-family: var(--page-font-body);
  font-size: 0.95rem;
  color: var(--color-text-primary);
  margin: 0 0 var(--spacing-md);
}
.page-products .contact-channels {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}
.page-products .channel {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-left: 3px solid var(--page-green);
  background: var(--color-bg-light);
  border-radius: 2px;
}
.page-products .channel-label {
  font-family: var(--page-font-body);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.page-products .channel-value {
  font-family: var(--page-font-mono);
  font-size: 0.9rem;
  color: var(--page-deep);
  word-break: break-all;
}
.page-products .download-note {
  font-family: var(--page-font-body);
  font-size: 0.85rem;
  color: var(--color-text-light);
  font-style: italic;
  margin: 0;
}

/* ── 桌面端 (≥768px) ── */
@media (min-width: 768px) {
  .page-products {
    padding: 0 var(--spacing-xl) var(--spacing-2xl);
  }

  /* 设备展示：左右分置 + 倾斜分割 */
  .page-products .device-showcase {
    padding: var(--spacing-xl) var(--spacing-lg);
  }
  .page-products .device-showcase-inner {
    flex-direction: row;
    gap: 0;
    align-items: stretch;
  }
  .page-products .device-mobile,
  .page-products .device-desktop {
    flex: 1;
    flex-direction: row;
    align-items: flex-start;
    gap: var(--spacing-lg);
    padding: var(--spacing-md);
  }
  .page-products .device-img-wrapper {
    max-width: 180px;
    flex-shrink: 0;
  }
  .page-products .device-info {
    text-align: left;
    flex: 1;
  }
  .page-products .device-title {
    font-size: 1.6rem;
  }
  .page-products .device-tag {
    display: inline-block;
    font-family: var(--page-font-mono);
    font-size: 0.68rem;
    color: var(--page-gold-dim);
    background: rgba(255,215,0,0.08);
    border: 1px solid var(--page-border-subtle);
    padding: 2px 10px;
    border-radius: 2px;
    margin-top: var(--spacing-sm);
    margin-right: var(--spacing-xs);
  }
  .page-products .device-tag[data-axis="x"] {
    border-left: 2px solid var(--page-green);
  }
  .page-products .device-tag[data-axis="y"] {
    border-left: 2px solid var(--page-accent);
  }

  /* 倾斜分割（桌面端改为垂直斜线） */
  .page-products .device-divider {
    width: 4px;
    height: auto;
    margin: 0 var(--spacing-sm);
    background: linear-gradient(180deg, var(--page-gold) 0%, var(--page-accent) 100%);
    align-self: stretch;
    transform: skewX(-6deg);
    flex-shrink: 0;
    border-radius: 2px;
  }

  /* 功能网格：2列 */
  .page-products .feature-grid .grid {
    grid-template-columns: 1fr 1fr;
  }

  /* 数据流转：左右布局 */
  .page-products .data-flow-inner {
    flex-direction: row;
    align-items: center;
    padding: var(--spacing-xl);
  }
  .page-products .data-flow-media {
    flex: 0 0 55%;
  }
  .page-products .data-flow-content {
    flex: 1;
    padding-left: var(--spacing-lg);
  }
  .page-products .flow-text {
    font-size: 1rem;
  }
  .page-products .flow-connector {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: var(--spacing-sm);
  }
  .page-products .connector-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    border: 2px solid var(--page-gold);
    background: var(--page-deep);
  }
  .page-products .connector-dot[data-pos="start"] {
    border-color: var(--page-green);
  }
  .page-products .connector-dot[data-pos="end"] {
    border-color: var(--page-accent);
  }
  .page-products .connector-line {
    flex: 1;
    height: 2px;
    background: linear-gradient(90deg, var(--page-green), var(--page-accent));
    max-width: 120px;
  }

  /* 帮助文档：左右布局 */
  .page-products .help-inner {
    flex-direction: row;
    padding: var(--spacing-xl);
    align-items: center;
  }
  .page-products .help-media {
    max-width: 200px;
    flex-shrink: 0;
  }
  .page-products .help-content {
    text-align: left;
    padding-left: var(--spacing-xl);
  }

  /* 下载区：左右布局 */
  .page-products .download-inner {
    flex-direction: row;
    padding: var(--spacing-xl);
    align-items: center;
  }
  .page-products .download-icon-wrapper {
    flex-shrink: 0;
    max-width: 140px;
  }
  .page-products .download-info {
    text-align: left;
    padding-left: var(--spacing-lg);
  }
  .page-products .contact-channels {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .page-products .channel {
    flex: 1;
    min-width: 180px;
  }
}

/* ── 大桌面端 (≥1024px) ── */
@media (min-width: 1024px) {
  .page-products .device-showcase {
    padding: var(--spacing-2xl) var(--spacing-xl);
  }
  .page-products .device-img-wrapper {
    max-width: 220px;
  }
  .page-products .device-title {
    font-size: 1.8rem;
  }
  .page-products .feature-grid .grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
  }
  .page-products .data-flow-media {
    flex: 0 0 50%;
  }
  .page-products .help-media {
    max-width: 240px;
  }
}