/* ===== 页面专属：服务项目 (page-products) ===== */
.page-products {
  --card-border-width: 4px;
  --card-radius: var(--radius-lg);
  --card-metric-gap: var(--spacing-md);
}

/* 面包屑 */
.page-products .breadcrumb {
  font-size: var(--fs-small);
  color: var(--color-text-dark);
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  gap: var(--spacing-xs);
  align-items: center;
}
.page-products .breadcrumb a {
  color: var(--color-deep-green);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus {
  color: var(--color-gold);
  text-decoration: underline;
}
.page-products .breadcrumb span[aria-current="page"] {
  color: var(--color-text-black);
  font-weight: 600;
}

/* 页面头部 */
.page-products .page-header {
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 2px solid var(--color-gold);
}
.page-products .page-header .section-title {
  font-size: var(--fs-h1);
  color: var(--color-deep-green);
  margin: 0 0 var(--spacing-xs);
  letter-spacing: 0.02em;
}
.page-products .page-description {
  max-width: 720px;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  margin: 0;
}

/* 服务卡片网格 */
.page-products .services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

/* 通用卡片样式 */
.page-products .service-card {
  position: relative;
  background: var(--color-bg-white);
  border-radius: var(--card-radius);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-med), box-shadow var(--transition-med);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border-left: var(--card-border-width) solid var(--color-deep-green);
}
.page-products .service-card:hover,
.page-products .service-card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

/* 卡片编号 (装饰) */
.page-products .card-number {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  font-family: var(--font-headings);
  font-size: clamp(40px, 8vw, 72px);
  line-height: 1;
  color: var(--color-deep-green);
  opacity: 0.10;
  pointer-events: none;
  user-select: none;
  font-weight: 700;
}

/* 卡片头部 */
.page-products .card-header {
  padding: var(--spacing-md) var(--spacing-md) 0;
}
.page-products .card-header h2 {
  font-size: var(--fs-h3);
  color: var(--color-text-black);
  margin: 0;
  text-align: center;
  letter-spacing: 0.01em;
}

/* 卡片内容区 */
.page-products .card-body {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  flex: 1;
}
.page-products .card-summary {
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--color-text-dark);
  margin: 0;
  text-align: center;
}

/* 卡片图片 */
.page-products .card-img {
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--radius-sm);
  object-fit: cover;
  display: block;
  background: var(--color-surface-light);
  aspect-ratio: 300 / 200;
}

/* 数据指标 */
.page-products .card-metrics {
  display: flex;
  gap: var(--card-metric-gap);
  justify-content: center;
  flex-wrap: wrap;
  margin: var(--spacing-xs) 0;
}
.page-products .card-metrics .metric {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 80px;
}
.page-products .card-metrics .metric-value {
  font-family: var(--font-headings);
  font-size: var(--fs-h3);
  color: var(--color-gold);
  line-height: 1.2;
  font-weight: 700;
}
.page-products .card-metrics .metric-label {
  font-size: var(--fs-tiny);
  color: var(--color-text-dark);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* details 展开区 */
.page-products .card-details {
  margin: var(--spacing-xs) 0;
  border-top: 1px solid var(--color-border);
  padding-top: var(--spacing-xs);
}
.page-products .card-details summary {
  cursor: pointer;
  color: var(--color-deep-green);
  font-weight: 600;
  transition: color var(--transition-fast);
  user-select: none;
}
.page-products .card-details summary:hover,
.page-products .card-details summary:focus {
  color: var(--color-gold);
}
.page-products .card-details summary::marker {
  color: var(--color-deep-green);
}
.page-products .details-list {
  margin: var(--spacing-xs) 0 0;
  padding-left: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  font-size: var(--fs-small);
  color: var(--color-text-dark);
  line-height: 1.5;
}
.page-products .details-list li {
  list-style-type: disc;
}

/* 卡片内按钮 */
.page-products .card-body .btn {
  align-self: center;
  margin-top: auto;
}

/* 不同卡片的边框强调色 */
.page-products .card-login {
  border-left-color: var(--color-deep-green);
}
.page-products .card-login .card-number {
  color: var(--color-deep-green);
}

.page-products .card-goals {
  border-left-color: var(--color-gold);
}
.page-products .card-goals .card-number {
  color: var(--color-gold);
}
.page-products .card-goals .card-metrics .metric-value {
  color: var(--color-deep-green);
}

.page-products .card-homeaway {
  border-left-color: var(--color-dark-red);
}
.page-products .card-homeaway .card-number {
  color: var(--color-dark-red);
}
.page-products .card-homeaway .card-metrics .metric-value {
  color: var(--color-chart-green);
}

.page-products .card-cases {
  border-left-color: var(--color-deep-green);
}
.page-products .card-cases .card-number {
  color: var(--color-deep-green);
}
.page-products .card-cases .card-metrics .metric-value {
  color: var(--color-dark-red);
}

/* 底部横幅 */
.page-products .banner-mobile {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  border-radius: var(--card-radius);
  padding: var(--spacing-lg);
  background: var(--color-glass);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid var(--color-border-gold);
  margin-bottom: var(--spacing-xl);
  align-items: center;
  text-align: center;
}
.page-products .banner-content {
  max-width: 600px;
}
.page-products .banner-content h3 {
  font-size: var(--fs-h2);
  color: var(--color-deep-green);
  margin: 0 0 var(--spacing-xs);
}
.page-products .banner-content p {
  margin: 0 0 var(--spacing-sm);
}
.page-products .banner-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  object-fit: cover;
  display: block;
  background: var(--color-surface-light);
  aspect-ratio: 800 / 200;
}

/* 相关资源 */
.page-products .related-links {
  margin-bottom: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 2px solid var(--color-border);
}
.page-products .related-links .section-title {
  font-size: var(--fs-h3);
  color: var(--color-deep-green);
  margin: 0 0 var(--spacing-md);
  text-align: center;
}
.page-products .related-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
}
.page-products .related-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  background: var(--color-surface-light);
  text-decoration: none;
  transition: background var(--transition-fast), transform var(--transition-fast);
  text-align: center;
}
.page-products .related-item:hover,
.page-products .related-item:focus {
  background: var(--color-bg-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}
.page-products .related-icon {
  font-size: 24px;
  line-height: 1;
}
.page-products .related-label {
  font-weight: 600;
  color: var(--color-deep-green);
  font-size: var(--fs-small);
}
.page-products .related-desc {
  line-height: 1.4;
}

/* ===== 桌面端增强 (768px 及以上) ===== */
@media (min-width: 768px) {
  .page-products .services-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
  }

  /* 卡片1 和 卡片4 跨两列 */
  .page-products .card-login,
  .page-products .card-cases {
    grid-column: 1 / -1;
  }

  /* 卡片2 和 卡片3 各占一列 */
  .page-products .card-goals,
  .page-products .card-homeaway {
    grid-column: span 1;
  }

  .page-products .card-header h2 {
    text-align: left;
  }
  .page-products .card-summary {
    text-align: left;
  }
  .page-products .card-metrics {
    justify-content: flex-start;
  }
  .page-products .card-body .btn {
    align-self: flex-start;
  }

  /* 横幅横排 */
  .page-products .banner-mobile {
    flex-direction: row;
    text-align: left;
    padding: var(--spacing-lg) var(--spacing-xl);
  }
  .page-products .banner-content {
    flex: 1;
  }
  .page-products .banner-img {
    width: 50%;
    max-width: 400px;
  }

  /* 相关资源四列 */
  .page-products .related-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
  }
  .page-products .related-item {
    padding: var(--spacing-md) var(--spacing-sm);
  }
}

/* ===== 较大桌面端 (1024px 及以上) ===== */
@media (min-width: 1024px) {
  .page-products .services-grid {
    gap: var(--spacing-xl);
  }
  .page-products .card-body {
    padding: var(--spacing-lg);
  }
  .page-products .card-header {
    padding: var(--spacing-lg) var(--spacing-lg) 0;
  }
  .page-products .banner-mobile {
    padding: var(--spacing-xl) var(--spacing-2xl);
  }
}

/* ===== 确保图片不溢出 ===== */
.page-products img {
  max-width: 100%;
  height: auto;
}

/* ===== 小屏点击友好 ===== */
@media (max-width: 480px) {
  .page-products .card-metrics {
    gap: var(--spacing-sm);
  }
  .page-products .card-metrics .metric {
    min-width: 64px;
  }
  .page-products .card-body {
    padding: var(--spacing-sm);
  }
  .page-products .card-header {
    padding: var(--spacing-sm) var(--spacing-sm) 0;
  }
  .page-products .banner-mobile {
    padding: var(--spacing-md);
  }
  .page-products .related-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xs);
  }
}

.page-products {
  --spacing-2xl: 1rem;
}