/* 页面专属CSS —— 产品中心 */
.page-products {
  --card-gap: 1.5rem;
  --card-border-radius: 4px; /* 锐利直角接近值，但保持微妙 */
  --card-hover-translate: -4px;
  --card-hover-shadow: 0 0 20px rgba(240, 192, 64, 0.25);
  --card-border-color: #2E4A6A;
  --card-bg: #1A2F4A;

  max-width: var(--container-max, 1280px);
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
  color: var(--color-text-primary, #fff);
}

/* 面包屑 */
.page-products .breadcrumb {
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  color: var(--color-text-secondary, #B0C4DE);
}
.page-products .breadcrumb-link {
  color: var(--color-accent-gold, #F0C040);
  text-decoration: none;
  transition: color var(--transition-base, 0.25s);
}
.page-products .breadcrumb-link:hover,
.page-products .breadcrumb-link:focus {
  color: var(--color-accent-green, #00FF88);
  outline: none;
  text-decoration: underline;
}
.page-products .breadcrumb-item {
  color: var(--color-text-secondary, #B0C4DE);
}
.page-products .breadcrumb-link::after {
  content: " / ";
  color: var(--color-text-secondary, #B0C4DE);
  padding: 0 0.4em;
}

/* 页面标题 */
.page-products .section-title {
  font-family: var(--font-heading, "Impact", "Arial Black", "Heiti SC", "Microsoft YaHei", sans-serif);
  font-size: 2.5rem;
  line-height: 1.1;
  color: var(--color-accent-gold, #F0C040);
  text-shadow: 0 0 10px rgba(240, 192, 64, 0.5);
  margin: 0 0 0.75rem;
  letter-spacing: 0.05em;
}
.page-products .page-intro {
  font-family: var(--font-body, -apple-system, "Helvetica Neue", "Heiti SC", "Microsoft YaHei", sans-serif);
  font-size: 1.125rem;
  color: var(--color-text-secondary, #B0C4DE);
  margin-bottom: 2.5rem;
  max-width: 700px;
  line-height: 1.6;
}

/* 工具总览图 */
.page-products .tool-overview {
  margin-bottom: 3rem;
}
.page-products .overview-image {
  width: 100%;
  max-width: 800px;
  height: auto;
  border-radius: var(--card-border-radius);
  border: 1px solid var(--color-border-subtle, #2E4A6A);
  display: block;
}

/* 工具卡片网格 */
.page-products .tools-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--card-gap);
  margin-bottom: 4rem;
}

/* 卡片样式 */
.page-products .tool-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border-color);
  border-radius: var(--card-border-radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base, 0.25s), box-shadow var(--transition-base, 0.25s), border-color var(--transition-base, 0.25s);
  cursor: default;
  position: relative;
}
.page-products .tool-card:hover,
.page-products .tool-card:focus-within {
  transform: translateY(var(--card-hover-translate));
  box-shadow: var(--card-hover-shadow);
  border-color: var(--color-accent-gold, #F0C040);
}
.page-products .tool-card:focus-visible {
  outline: 2px solid var(--color-accent-green, #00FF88);
  outline-offset: 2px;
}

/* 卡片内SVG图标 */
.page-products .card-visual {
  text-align: center;
  margin-bottom: 1rem;
}
.page-products .card-icon {
  width: 64px;
  height: 64px;
  display: inline-block;
  vertical-align: middle;
}

/* 卡片标题 */
.page-products .card-title {
  font-family: var(--font-heading, "Impact", "Arial Black", "Heiti SC", "Microsoft YaHei", sans-serif);
  font-size: 1.5rem;
  color: var(--color-accent-gold, #F0C040);
  text-shadow: 0 0 6px rgba(240, 192, 64, 0.3);
  margin: 0 0 0.75rem;
  line-height: 1.2;
}

/* 卡片描述 */
.page-products .card-desc {
  font-family: var(--font-body, -apple-system, "Helvetica Neue", "Heiti SC", "Microsoft YaHei", sans-serif);
  font-size: 1rem;
  color: var(--color-text-secondary, #B0C4DE);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex: 1;
}

/* 卡片内图片 */
.page-products .card-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--card-border-radius);
  border: 1px solid var(--color-border-subtle, #2E4A6A);
  margin-bottom: 1rem;
  display: block;
  object-fit: cover;
}

/* 卡片按钮 */
.page-products .btn {
  display: inline-block;
  padding: 0.6rem 1.5rem;
  font-size: 0.95rem;
  font-family: var(--font-body);
  border-radius: 2px;
  text-align: center;
  text-decoration: none;
  transition: background var(--transition-base, 0.25s), color var(--transition-base, 0.25s), box-shadow var(--transition-base, 0.25s);
  cursor: pointer;
  align-self: flex-start;
}
.page-products .btn-primary {
  background: var(--color-accent-gold, #F0C040);
  color: var(--color-primary-dark, #0B1D3A);
  border: 1px solid var(--color-accent-gold, #F0C040);
}
.page-products .btn-primary:hover,
.page-products .btn-primary:focus {
  background: var(--color-accent-green, #00FF88);
  border-color: var(--color-accent-green, #00FF88);
  box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
  color: #0B1D3A;
}
.page-products .btn-secondary {
  background: transparent;
  color: var(--color-accent-gold, #F0C040);
  border: 1px solid var(--color-accent-gold, #F0C040);
}
.page-products .btn-secondary:hover,
.page-products .btn-secondary:focus {
  background: var(--color-hover-glow, rgba(240, 192, 64, 0.3));
  box-shadow: 0 0 10px rgba(240, 192, 64, 0.3);
}

/* 注册与会员区 */
.page-products .register-section {
  background: var(--card-bg);
  border: 1px solid var(--color-border-subtle, #2E4A6A);
  border-radius: var(--card-border-radius);
  padding: 2rem 1.5rem;
  margin-bottom: 2rem;
}
.page-products .register-content {
  max-width: 700px;
  margin: 0 auto;
}
.page-products .register-title {
  font-size: 2rem;
  margin-bottom: 1rem;
}
.page-products .register-desc {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text-secondary, #B0C4DE);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}
.page-products .register-steps {
  list-style: decimal;
  padding-left: 1.5rem;
  color: var(--color-text-primary, #fff);
  font-family: var(--font-body);
  line-height: 2;
  margin-bottom: 1.5rem;
}
.page-products .register-steps li {
  font-size: 1rem;
}
.page-products .register-img {
  width: 100%;
  max-width: 500px;
  height: auto;
  border-radius: var(--card-border-radius);
  border: 1px solid var(--color-border-subtle, #2E4A6A);
  display: block;
  margin-bottom: 1.5rem;
}
.page-products .register-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* 信任声明 */
.page-products .trust-statement {
  border-top: 1px solid var(--color-border-subtle, #2E4A6A);
  padding-top: 1.5rem;
  margin-top: 2rem;
  font-size: 0.875rem;
  color: var(--color-text-secondary, #B0C4DE);
  text-align: center;
  font-style: italic;
}

/* 平板及以上（≥768px） */
@media (min-width: 768px) {
  .page-products {
    padding: 2.5rem 2rem 4rem;
  }
  .page-products .tools-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-products .section-title {
    font-size: 3rem;
  }
  .page-products .register-section {
    padding: 2.5rem 2rem;
  }
}

/* 桌面（≥1024px）三列 */
@media (min-width: 1024px) {
  .page-products .tools-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-products .section-title {
    font-size: 3.5rem;
  }
  .page-products .page-intro {
    font-size: 1.25rem;
  }
}