/* ===== 产品服务页面专属样式 ===== */
.page-products {
  --products-bg-dark: var(--primary-dark, #0A1D3F);
  --products-bg-mid: var(--primary-mid, #1B3A6B);
  --products-gold: var(--accent-gold, #D4A843);
  --products-orange: var(--accent-orange, #F26C4F);
  --products-light: var(--bg-light, #F5F5F5);
  --products-text-light: var(--text-primary, #E0E0E0);
  --products-text-dark: var(--text-dark, #333333);
  --products-font-heading: var(--font-heading, 'Oswald', sans-serif);
  --products-font-body: var(--font-body, 'Open Sans', sans-serif);
  --products-font-accent: var(--font-accent, 'Playfair Display', serif);
  --products-space-sm: var(--space-sm, 8px);
  --products-space-md: var(--space-md, 16px);
  --products-space-lg: var(--space-lg, 24px);
  --products-space-xl: var(--space-xl, 40px);

  background-color: var(--products-bg-dark);
  color: var(--products-text-light);
  font-family: var(--products-font-body);
  line-height: 1.8;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.products-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: var(--products-space-md) var(--products-space-lg) 0;
  font-size: 0.85rem;
  color: rgba(224, 224, 224, 0.65);
  letter-spacing: 0.3px;
}

.products-breadcrumb .breadcrumb-link {
  color: var(--products-gold);
  text-decoration: none;
  transition: color 0.2s ease;
  position: relative;
}

.products-breadcrumb .breadcrumb-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 0;
  height: 1px;
  background-color: var(--products-gold);
  transition: width 0.25s ease;
}

.products-breadcrumb .breadcrumb-link:hover::after {
  width: 100%;
}

.products-breadcrumb .breadcrumb-link:hover {
  color: var(--products-orange);
}

.products-breadcrumb .breadcrumb-sep {
  color: rgba(224, 224, 224, 0.4);
  font-size: 1.1rem;
}

.products-breadcrumb .breadcrumb-current {
  color: var(--products-text-light);
  font-weight: 600;
}

/* ---------- 页面标题区 ---------- */
.products-header {
  text-align: center;
  padding: var(--products-space-lg) var(--products-space-lg) var(--products-space-xl);
  position: relative;
}

.products-headline {
  font-family: var(--products-font-heading);
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--products-gold);
  margin: 0 0 var(--products-space-sm);
  text-transform: uppercase;
  line-height: 1.1;
}

.products-subtitle {
  font-family: var(--products-font-accent);
  font-size: 1.05rem;
  color: rgba(224, 224, 224, 0.8);
  margin: 0 auto var(--products-space-md);
  max-width: 720px;
  font-style: italic;
  line-height: 1.6;
}

.header-accent-line {
  width: 80px;
  height: 2px;
  background: linear-gradient(90deg, var(--products-gold), var(--products-orange));
  margin: 0 auto;
  border-radius: 1px;
}

/* ---------- 网格容器 ---------- */
.products-grid {
  display: flex;
  flex-direction: column;
  gap: var(--products-space-xl);
  padding: 0 var(--products-space-lg) var(--products-space-xl);
  max-width: 1200px;
  margin: 0 auto;
}

/* ---------- 单个服务模块 ---------- */
.product-module {
  background-color: var(--products-bg-mid);
  border: 1px solid rgba(212, 168, 67, 0.25);
  border-radius: 0;
  position: relative;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
}

.product-module::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--products-gold), var(--products-orange));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.product-module:hover {
  border-color: rgba(212, 168, 67, 0.6);
  box-shadow: 0 8px 32px rgba(10, 29, 63, 0.5);
}

.product-module:hover::before {
  opacity: 1;
}

/* ---------- 展览标签 ---------- */
.module-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--products-bg-dark);
  border: 1px solid var(--products-gold);
  border-top: none;
  padding: 6px 16px 6px 12px;
  margin-left: 0;
  position: relative;
  z-index: 1;
  border-radius: 0 0 4px 0;
}

.module-number {
  font-family: var(--products-font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--products-orange);
  letter-spacing: 0.5px;
  line-height: 1;
}

.module-category {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--products-gold);
  text-transform: uppercase;
  letter-spacing: 1px;
  line-height: 1;
}

/* ---------- 模块主体 ---------- */
.module-body {
  display: flex;
  flex-direction: column;
  gap: var(--products-space-lg);
  padding: var(--products-space-lg) var(--products-space-lg) var(--products-space-xl);
}

.module-body-reverse {
  flex-direction: column;
}

/* ---------- 信息区 ---------- */
.module-info {
  flex: 1;
  min-width: 0;
}

.module-title {
  font-family: var(--products-font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--products-gold);
  margin: 0 0 var(--products-space-sm);
  letter-spacing: 1px;
  line-height: 1.1;
}

.module-excerpt {
  font-size: 1rem;
  color: var(--products-text-light);
  margin: 0 0 var(--products-space-md);
  line-height: 1.8;
}

.module-details {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, opacity 0.35s ease, margin 0.3s ease;
  margin-bottom: 0;
}

.module-details p {
  font-size: 0.95rem;
  color: rgba(224, 224, 224, 0.85);
  margin: 0 0 var(--products-space-sm);
  line-height: 1.7;
}

.detail-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--products-space-md);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
}

.detail-list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.88rem;
  color: rgba(224, 224, 224, 0.8);
  line-height: 1.6;
}

.detail-list li::before {
  content: '◆';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--products-gold);
  font-size: 0.65rem;
  line-height: 1.8;
}

/* hover 展开详情 */
.product-module:hover .module-details {
  max-height: 320px;
  opacity: 1;
  margin-bottom: var(--products-space-md);
}

/* ---------- 视觉区 ---------- */
.module-visual {
  flex: 0 0 auto;
  max-width: 100%;
  position: relative;
}

.visual-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid rgba(212, 168, 67, 0.2);
  background-color: var(--products-bg-dark);
  transition: border-color 0.3s ease;
}

.product-module:hover .visual-img {
  border-color: rgba(212, 168, 67, 0.5);
}

.visual-icon {
  max-width: 200px;
  margin: 0 auto;
  border-radius: 50%;
}

.img-label {
  font-family: var(--products-font-body);
  font-size: 0.75rem;
  color: rgba(212, 168, 67, 0.7);
  margin-top: 6px;
  letter-spacing: 0.5px;
  text-align: right;
  padding-right: 4px;
  border-bottom: 1px solid rgba(212, 168, 67, 0.15);
  padding-bottom: 4px;
}

/* ---------- 按钮覆盖 ---------- */
.page-products .btn {
  display: inline-block;
  font-family: var(--products-font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  text-decoration: none;
  padding: 10px 28px;
  border: 2px solid transparent;
  transition: all 0.25s ease;
  cursor: pointer;
  line-height: 1.2;
}

.page-products .btn-accent {
  background-color: var(--products-orange);
  color: #fff;
  border-color: var(--products-orange);
}

.page-products .btn-accent:hover {
  background-color: transparent;
  color: var(--products-orange);
  border-color: var(--products-orange);
}

.page-products .btn-outline {
  background-color: transparent;
  color: var(--products-gold);
  border-color: var(--products-gold);
}

.page-products .btn-outline:hover {
  background-color: var(--products-gold);
  color: var(--products-bg-dark);
}

/* ---------- 装饰分隔区 ---------- */
.products-divider {
  display: flex;
  justify-content: center;
  padding: var(--products-space-sm) var(--products-space-lg) var(--products-space-xl);
  max-width: 1200px;
  margin: 0 auto;
}

.divider-img {
  display: block;
  width: 100%;
  max-width: 300px;
  height: auto;
  object-fit: contain;
  opacity: 0.6;
  border-radius: 4px;
  border: 1px solid rgba(212, 168, 67, 0.12);
}

/* ---------- 底部引导区 ---------- */
.products-cta {
  background-color: var(--products-bg-dark);
  border-top: 1px solid rgba(212, 168, 67, 0.2);
  padding: var(--products-space-xl) var(--products-space-lg);
  text-align: center;
}

.cta-inner {
  max-width: 720px;
  margin: 0 auto;
}

.cta-heading {
  font-family: var(--products-font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--products-gold);
  margin: 0 0 var(--products-space-sm);
  letter-spacing: 1.5px;
  line-height: 1.1;
}

.cta-text {
  font-size: 1rem;
  color: rgba(224, 224, 224, 0.8);
  margin: 0 auto var(--products-space-lg);
  max-width: 560px;
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--products-space-md);
  justify-content: center;
}

.cta-btn {
  min-width: 160px;
  text-align: center;
}

/* ========== 桌面端媒体查询 ========== */
@media (min-width: 768px) {
  .products-breadcrumb {
    padding-left: calc(var(--products-space-xl) + 20px);
    padding-right: calc(var(--products-space-xl) + 20px);
  }

  .products-header {
    padding: var(--products-space-xl) calc(var(--products-space-xl) + 20px) 48px;
  }

  .products-headline {
    font-size: 3.8rem;
    letter-spacing: 3px;
  }

  .products-subtitle {
    font-size: 1.15rem;
  }

  .products-grid {
    padding: 0 calc(var(--products-space-xl) + 20px) var(--products-space-xl);
    gap: 48px;
  }

  .module-body {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--products-space-xl);
    padding: var(--products-space-xl) var(--products-space-xl) 48px;
  }

  .module-body-reverse {
    flex-direction: row-reverse;
  }

  .module-info {
    flex: 1 1 50%;
  }

  .module-visual {
    flex: 1 1 45%;
    max-width: 50%;
  }

  .module-title {
    font-size: 2.2rem;
  }

  .module-excerpt {
    font-size: 1.05rem;
  }

  .module-details p {
    font-size: 0.98rem;
  }

  .visual-icon {
    max-width: 220px;
  }

  .products-divider {
    padding: var(--products-space-sm) calc(var(--products-space-xl) + 20px) 48px;
  }

  .divider-img {
    max-width: 340px;
  }

  .products-cta {
    padding: 56px calc(var(--products-space-xl) + 20px);
  }

  .cta-heading {
    font-size: 2.4rem;
  }

  .cta-text {
    font-size: 1.05rem;
  }

  .cta-actions {
    gap: var(--products-space-lg);
  }
}

@media (min-width: 1024px) {
  .products-headline {
    font-size: 4.4rem;
  }

  .module-title {
    font-size: 2.5rem;
  }

  .module-body {
    gap: 56px;
  }

  .products-grid {
    gap: 56px;
  }

  .detail-list li {
    font-size: 0.92rem;
  }
}

/* ========== 确保窄屏不横向溢出 ========== */
@media (max-width: 380px) {
  .page-products {
    overflow-x: hidden;
  }

  .products-headline {
    font-size: 2rem;
    word-break: break-word;
  }

  .products-breadcrumb {
    flex-wrap: wrap;
    font-size: 0.78rem;
  }

  .module-title {
    font-size: 1.4rem;
  }

  .module-excerpt {
    font-size: 0.92rem;
  }

  .products-grid {
    padding-left: var(--products-space-sm);
    padding-right: var(--products-space-sm);
  }

  .module-body {
    padding: var(--products-space-md) var(--products-space-sm) var(--products-space-lg);
  }

  .cta-heading {
    font-size: 1.5rem;
  }

  .cta-btn {
    min-width: 130px;
    font-size: 0.82rem;
    padding: 8px 18px;
  }
}

/* ========== 打印优化 ========== */
@media print {
  .page-products {
    background: #fff;
    color: #222;
  }
  .product-module {
    break-inside: avoid;
    border-color: #ccc;
    box-shadow: none;
  }
  .module-details {
    max-height: none;
    opacity: 1;
  }
  .products-breadcrumb, .products-cta, .products-divider {
    display: none;
  }
}