/* ========================================
   尘盈电子 - 产品页面共享样式
   ======================================== */

/* ===== 页面布局 ===== */
.page-banner {
  background: linear-gradient(135deg, #0a1628 0%, #0d3b9e 100%);
  padding: 100px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.page-banner .container {
  position: relative;
  z-index: 1;
}

.page-banner .brand-badge {
  display: inline-block;
  font-family: var(--font-en, 'Inter', sans-serif);
  font-size: 28px;
  font-weight: 900;
  color: var(--color-accent, #f59e0b);
  margin-bottom: 12px;
  letter-spacing: 0.03em;
}

.page-banner h1 {
  font-size: 36px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}

.page-banner .banner-subtitle {
  font-size: 15px;
  color: rgba(255,255,255,0.6);
}

.breadcrumb {
  padding: 16px 0;
  background: var(--color-gray-50, #f8fafc);
  border-bottom: 1px solid var(--color-gray-200, #e2e8f0);
  font-size: 13px;
  color: var(--color-gray-500, #64748b);
}

.breadcrumb a {
  color: var(--color-primary, #1a56db);
  transition: color 0.2s;
}

.breadcrumb a:hover {
  color: var(--color-primary-dark, #0d3b9e);
}

.breadcrumb span {
  color: var(--color-gray-500, #64748b);
}

/* ===== 产品网格 ===== */
.product-section {
  padding: 60px 0;
  background: var(--color-gray-50, #f8fafc);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-item {
  background: #fff;
  border-radius: var(--radius-lg, 16px);
  overflow: hidden;
  border: 1px solid var(--color-gray-200, #e2e8f0);
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm, 0 1px 2px rgba(0,0,0,0.05));
}

.product-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl, 0 20px 25px rgba(0,0,0,0.1));
  border-color: var(--color-primary, #1a56db);
}

.product-thumb {
  height: 200px;
  background: linear-gradient(135deg, #eff6ff, #f8fafc);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 20px;
}

.product-thumb img {
  max-width: 100%;
  max-height: 160px;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.product-item:hover .product-thumb img {
  transform: scale(1.08);
}

.product-meta {
  padding: 20px 24px;
}

.product-meta h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-dark, #0f172a);
  margin-bottom: 10px;
}

.product-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}

.product-specs .spec-item {
  font-size: 12px;
  color: var(--color-gray-500, #64748b);
  background: var(--color-gray-50, #f8fafc);
  padding: 4px 10px;
  border-radius: 4px;
  font-weight: 500;
}

.product-meta .btn-sm {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary, #1a56db);
  transition: gap 0.2s ease;
}

.product-meta .btn-sm:hover {
  gap: 10px;
}

.product-meta .btn-sm svg {
  width: 16px;
  height: 16px;
}

/* ===== 产品详情页 ===== */
.detail-page {
  padding: 40px 0 80px;
  background: #fff;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.detail-gallery {
  background: var(--color-gray-50, #f8fafc);
  border-radius: var(--radius-lg, 16px);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 360px;
}

.detail-gallery img {
  max-width: 100%;
  max-height: 300px;
  object-fit: contain;
}

.detail-info h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-dark, #0f172a);
  margin-bottom: 20px;
}

.detail-params {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}

.param-box {
  background: var(--color-gray-50, #f8fafc);
  padding: 14px 16px;
  border-radius: var(--radius-md, 10px);
  border: 1px solid var(--color-gray-200, #e2e8f0);
}

.param-box .param-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-gray-500, #64748b);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.param-box .param-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-dark, #0f172a);
}

.detail-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.detail-actions .btn-outline-dark {
  background: transparent;
  color: var(--color-dark, #0f172a);
  border: 2px solid var(--color-gray-300, #cbd5e1);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 24px;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.detail-actions .btn-outline-dark:hover {
  border-color: var(--color-primary, #1a56db);
  color: var(--color-primary, #1a56db);
}

/* 产品线表格 */
.product-table-wrap {
  margin-top: 40px;
}

.product-table-wrap h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-dark, #0f172a);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary, #1a56db);
  display: inline-block;
}

.table-scroll {
  overflow-x: auto;
  border-radius: var(--radius-md, 10px);
  border: 1px solid var(--color-gray-200, #e2e8f0);
}

.product-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 600px;
}

.product-table thead {
  background: var(--color-primary, #1a56db);
  color: #fff;
}

.product-table th {
  padding: 14px 16px;
  font-weight: 600;
  font-size: 13px;
  text-align: left;
  white-space: nowrap;
}

.product-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-gray-100, #f1f5f9);
  color: var(--color-gray-700, #334155);
}

.product-table tbody tr {
  transition: background 0.15s ease;
}

.product-table tbody tr:hover {
  background: var(--color-primary-bg, #eff6ff);
}

.product-table .color-dot {
  display: inline-block;
  width: 16px;
  height: 16px;
  border-radius: 4px;
  margin-right: 10px;
  vertical-align: middle;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.08);
  flex-shrink: 0;
}

.product-table .color-label {
  display: inline-flex;
  align-items: center;
  color: var(--color-gray-700, #334155);
  font-size: 13px;
}

/* ========== 相关文件区域 ========== */
.related-files-section {
  padding: 60px 0;
  background: var(--color-gray-50, #f8fafc);
}

.related-files-content {
  max-width: 800px;
  margin: 0 auto;
}

.related-files-content .section-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-gray-900, #0f172a);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--color-primary, #1a56db);
}

.related-files-content a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  margin-bottom: 10px;
  background: #fff;
  border: 1px solid var(--color-gray-200, #e2e8f0);
  border-radius: 8px;
  color: var(--color-gray-700, #334155);
  font-size: 14px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.related-files-content a:hover {
  background: var(--color-primary, #1a56db);
  color: #fff;
  border-color: var(--color-primary, #1a56db);
}

.related-files-content a img {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .related-files-section {
    padding: 40px 20px;
  }
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .product-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .detail-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .detail-params {
    grid-template-columns: 1fr 1fr;
  }

  .page-banner h1 {
    font-size: 26px;
  }
}

@media (max-width: 480px) {
  .detail-params {
    grid-template-columns: 1fr;
  }
}