/* ===== 方案中心页面专属样式 ===== */
.page-products {
  --card-radius: 0px;
  --card-shadow: 0 1px 3px rgba(10, 43, 78, 0.08);
  --card-shadow-hover: 0 8px 24px rgba(10, 43, 78, 0.14), 0 2px 6px rgba(212, 175, 55, 0.10);
  --card-border-color: rgba(212, 175, 55, 0.25);
  --card-bg: #FFFFFF;
  --hero-gap: clamp(1.5rem, 4vw, 3rem);
  --grid-gap: clamp(1rem, 2.5vw, 2rem);
  display: flex;
  flex-direction: column;
  gap: var(--hero-gap);
  padding: 0 16px 3rem;
  max-width: var(--container-max);
  margin: 0 auto;
  font-family: var(--font-body);
  color: var(--color-text-dark);
  background-color: var(--color-background-cream);
}

/* --- 面包屑 --- */
.page-products .breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 8px;
  padding: 16px 0 8px;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  color: var(--color-primary-medium);
}
.page-products .breadcrumb-link {
  color: var(--color-primary-dark);
  text-decoration: none;
  transition: color 0.25s;
  font-weight: 500;
}
.page-products .breadcrumb-link:hover,
.page-products .breadcrumb-link:focus-visible {
  color: var(--color-accent-gold);
  outline: none;
}
.page-products .breadcrumb-sep {
  color: var(--color-accent-gold);
  font-weight: 300;
  margin: 0 2px;
}
.page-products .breadcrumb-current {
  color: var(--color-text-dark);
  font-weight: 600;
}

/* --- 首屏视觉焦点 --- */
.page-products .hero-bento {
  display: flex;
  flex-direction: column;
  gap: var(--hero-gap);
  padding: 1rem 0 0.5rem;
}
.page-products .hero-text {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.page-products .hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5.5vw, 3.5rem);
  font-weight: 700;
  color: var(--color-primary-dark);
  letter-spacing: -0.01em;
  line-height: 1.12;
  margin: 0;
  position: relative;
}
.page-products .hero-title::after {
  content: '';
  display: block;
  width: 3rem;
  height: 3px;
  background: var(--color-accent-gold);
  margin-top: 0.5rem;
}
.page-products .hero-subtitle {
  font-family: var(--font-heading);
  font-size: clamp(0.9rem, 1.8vw, 1.15rem);
  font-weight: 500;
  color: var(--color-primary-medium);
  letter-spacing: 0.06em;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1rem;
}
.page-products .hero-subtitle::before {
  content: '◆';
  color: var(--color-accent-gold);
  font-size: 0.6em;
  align-self: center;
}
.page-products .hero-summary {
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  line-height: 1.7;
  color: var(--color-text-dark);
  max-width: 68ch;
  margin: 0;
}
.page-products .hero-visual {
  border: 1px solid var(--card-border-color);
  background: var(--color-primary-dark);
  overflow: hidden;
  box-shadow: var(--card-shadow);
}
.page-products .hero-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 1200 / 600;
}

/* --- Bento 网格 --- */
.page-products .bento-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--grid-gap);
}

/* --- 卡片通用 --- */
.page-products .bento-card {
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  border: 1px solid var(--card-border-color);
  box-shadow: var(--card-shadow);
  transition: box-shadow 0.35s ease, transform 0.35s ease;
  transform: translateY(0);
}
.page-products .bento-card:hover {
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
}
.page-products .card-img-wrap {
  border-bottom: 1px solid var(--card-border-color);
  overflow: hidden;
  background: #f0ede4;
  line-height: 0;
}
.page-products .card-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 400 / 250;
  transition: transform 0.4s ease;
}
.page-products .bento-card:hover .card-img {
  transform: scale(1.02);
}
.page-products .card-body {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: 1.25rem 1.25rem 1.5rem;
}
.page-products .card-label {
  align-self: flex-start;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--color-accent-gold);
  color: var(--color-primary-dark);
  background: rgba(212, 175, 55, 0.08);
}
.page-products .card-title {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 2.5vw, 1.65rem);
  font-weight: 700;
  color: var(--color-primary-dark);
  margin: 0;
  line-height: 1.25;
}
.page-products .card-summary {
  font-size: clamp(0.9rem, 1.1vw, 1rem);
  line-height: 1.7;
  color: var(--color-text-dark);
  margin: 0;
}
.page-products .card-summary .inline-link {
  color: var(--color-primary-medium);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: var(--color-accent-gold);
  font-weight: 500;
  transition: color 0.2s;
}
.page-products .card-summary .inline-link:hover {
  color: var(--color-accent-gold);
}
.page-products .card-detail {
  display: block;
  margin-top: 0.25rem;
}
.page-products .card-detail p {
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--color-text-dark);
  margin: 0 0 0.6rem;
}
.page-products .card-detail .inline-link {
  color: var(--color-primary-medium);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: var(--color-accent-gold);
  font-weight: 500;
  transition: color 0.2s;
}
.page-products .card-detail .inline-link:hover {
  color: var(--color-accent-gold);
}
.page-products .card-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-primary-medium);
  background: none;
  border: none;
  padding: 0.3rem 0;
  cursor: pointer;
  transition: color 0.25s;
  margin-top: auto;
  align-self: flex-start;
}
.page-products .card-toggle:hover,
.page-products .card-toggle:focus-visible {
  color: var(--color-accent-gold);
  outline: none;
}
.page-products .accordion-icon {
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.page-products .card-toggle[aria-expanded="true"] .accordion-icon {
  transform: rotate(180deg);
}

/* --- 表格预览 --- */
.page-products .table-preview-wrap {
  overflow-x: auto;
  margin: 0.75rem 0 0.4rem;
  border: 1px solid rgba(10, 43, 78, 0.08);
  background: #faf9f5;
}
.page-products .preview-table {
  width: 100%;
  min-width: 500px;
  border-collapse: collapse;
  font-size: 0.8rem;
  font-family: var(--font-heading);
}
.page-products .preview-table caption {
  margin-bottom: 0.25rem;
}
.page-products .preview-table th {
  background: var(--color-primary-dark);
  color: var(--color-text-light);
  font-weight: 600;
  padding: 0.6rem 0.75rem;
  text-align: left;
  white-space: nowrap;
  letter-spacing: 0.03em;
}
.page-products .preview-table td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid rgba(10, 43, 78, 0.06);
  white-space: nowrap;
}
.page-products .preview-table tbody tr:nth-child(even) {
  background: rgba(212, 175, 55, 0.04);
}
.page-products .preview-table tbody tr:hover {
  background: rgba(212, 175, 55, 0.10);
}
.page-products .table-note {
  font-size: 0.75rem;
  color: var(--color-primary-medium);
  font-style: italic;
  margin-top: 0.3rem;
}

/* --- 底部关联链接 --- */
.page-products .related-links {
  padding: 1.5rem 0 0.5rem;
}
.page-products .related-heading {
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 700;
  color: var(--color-primary-dark);
  margin: 1.5rem 0 1rem;
  letter-spacing: 0.02em;
}
.page-products .related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}
.page-products .related-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.2rem;
  background: #FFFFFF;
  border: 1px solid var(--card-border-color);
  text-decoration: none;
  color: var(--color-text-dark);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  transition: box-shadow 0.3s, border-color 0.3s, transform 0.3s;
  transform: translateY(0);
}
.page-products .related-card:hover,
.page-products .related-card:focus-visible {
  box-shadow: var(--card-shadow-hover);
  border-color: var(--color-accent-gold);
  transform: translateY(-1px);
  outline: none;
}
.page-products .related-icon {
  font-size: 1.3rem;
  color: var(--color-accent-gold);
  flex-shrink: 0;
  width: 1.6rem;
  text-align: center;
  font-weight: 300;
}
.page-products .related-text {
  line-height: 1.4;
}

/* --- 分割线 --- */
.page-products .divider-gold {
  height: 1px;
  background: linear-gradient(90deg, var(--color-accent-gold) 0%, rgba(212, 175, 55, 0.15) 100%);
  border: none;
  margin: 0;
}

/* --- 工具类 --- */
.page-products .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===== 桌面端 (≥768px) ===== */
@media (min-width: 768px) {
  .page-products {
    padding: 0 32px 4rem;
  }
  .page-products .breadcrumb {
    padding: 20px 0 12px;
    font-size: 0.9rem;
  }
  .page-products .hero-bento {
    flex-direction: row;
    align-items: center;
    padding: 1.5rem 0 1rem;
  }
  .page-products .hero-text {
    flex: 1 1 48%;
  }
  .page-products .hero-visual {
    flex: 1 1 48%;
    max-width: 52%;
  }
  .page-products .hero-title {
    font-size: clamp(2.4rem, 4vw, 3.5rem);
  }
  .page-products .hero-title::after {
    width: 4rem;
  }
  .page-products .hero-subtitle {
    font-size: clamp(0.95rem, 1.3vw, 1.15rem);
  }
  .page-products .hero-summary {
    font-size: clamp(0.95rem, 1.15vw, 1.05rem);
  }

  /* Bento 网格：2fr + 1fr 两列，大卡片跨行/跨列 */
  .page-products .bento-grid {
    grid-template-columns: 2fr 1fr;
    grid-template-rows: auto auto auto;
    gap: var(--grid-gap);
  }

  /* 规则整合：左列，跨2行 */
  .page-products .card-rules {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
  }

  /* 奖池指南：右列，第1行 */
  .page-products .card-pool {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
  }

  /* 冷热号统计：右列，第2行 */
  .page-products .card-hotcold {
    grid-column: 2 / 3;
    grid-row: 2 / 3;
  }

  /* 资料下载：第3行，跨2列 */
  .page-products .card-download {
    grid-column: 1 / 3;
    grid-row: 3 / 4;
  }

  /* 下载卡片内部水平布局 */
  .page-products .card-download .card-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem 1.5rem;
  }
  .page-products .card-download .card-label {
    grid-column: 1 / -1;
  }
  .page-products .card-download .card-title {
    grid-column: 1 / -1;
  }
  .page-products .card-download .card-summary {
    grid-column: 1 / 2;
  }
  .page-products .card-download .card-detail {
    grid-column: 1 / -1;
  }
  .page-products .card-download .card-toggle {
    grid-column: 1 / 2;
    justify-self: start;
  }
  /* 下载卡片中的表格预览可跨列 */
  .page-products .card-download .table-preview-wrap {
    grid-column: 1 / -1;
  }

  /* 底部关联链接网格 */
  .page-products .related-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-products .related-heading {
    margin-top: 0.5rem;
  }
}

/* ===== 大桌面端 (≥1024px) ===== */
@media (min-width: 1024px) {
  .page-products {
    padding: 0 40px 5rem;
  }
  .page-products .hero-bento {
    padding: 2rem 0 1.5rem;
  }
  .page-products .card-body {
    padding: 1.5rem 1.75rem 2rem;
  }
  .page-products .card-detail p {
    font-size: 0.925rem;
  }
  .page-products .preview-table {
    font-size: 0.85rem;
  }
  .page-products .preview-table th,
  .page-products .preview-table td {
    padding: 0.7rem 1rem;
  }
}

/* ===== 极窄屏安全 (≤400px) ===== */
@media (max-width: 400px) {
  .page-products {
    padding: 0 10px 2rem;
  }
  .page-products .card-body {
    padding: 1rem 0.9rem 1.25rem;
  }
  .page-products .hero-title {
    font-size: 1.6rem;
  }
  .page-products .hero-subtitle {
    font-size: 0.8rem;
    gap: 0.2rem 0.6rem;
  }
  .page-products .hero-subtitle::before {
    display: none;
  }
  .page-products .bento-grid {
    gap: 0.75rem;
  }
  .page-products .preview-table {
    min-width: 400px;
    font-size: 0.7rem;
  }
}