/* ============================================
   产品详情页 — 简约风
   ============================================ */
.breadcrumb-wrap {
  background: #F5F7FA;
  border-bottom: 1px solid #E8ECF1;
  padding: 14px 0;
}
.breadcrumb-wrap .breadcrumb {
  font-size: 14px;
  color: #999;
}
.breadcrumb-wrap .breadcrumb a {
  color: #999;
  text-decoration: none;
  transition: all 0.3s ease;
}
.breadcrumb-wrap .breadcrumb a:hover {
  color: #1B6CFF;
}
.breadcrumb-wrap .breadcrumb .sep {
  margin: 0 8px;
  color: #CCC;
}
.breadcrumb-wrap .breadcrumb #breadcrumb-title {
  color: #1A1A2E;
}
.product-section {
  padding: 60px 0 80px;
  background: #FFFFFF;
  min-height: 60vh;
}
.product-header {
  text-align: center;
  padding-bottom: 40px;
  margin-bottom: 48px;
  border-bottom: 1px solid #E8ECF1;
}
.product-title {
  font-size: 32px;
  font-weight: 700;
  color: #1A1A2E;
  line-height: 1.4;
  margin-bottom: 12px;
}
.product-slogan {
  font-size: 16px;
  color: #555;
  line-height: 1.6;
  margin-bottom: 24px;
}
.product-slogan:empty {
  display: none;
}
.product-meta {
  display: none;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 14px;
  color: #999;
}
.product-category {
  display: inline-block;
  padding: 4px 14px;
  background: #E8F1FF;
  color: #1B6CFF;
  border-radius: 999px;
  font-size: 13px;
}
.product-category:empty {
  display: none;
}
.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}
.product-tags:empty {
  display: none;
}
.product-tag {
  display: inline-block;
  padding: 3px 12px;
  background: #FFFFFF;
  border: 1px solid #E8ECF1;
  color: #555;
  font-size: 12px;
  border-radius: 6px;
}
.product-time {
  font-size: 13px;
}
.product-time::before {
  content: '';
  display: inline-block;
  width: 14px;
  height: 14px;
  margin-right: 4px;
  vertical-align: -2px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpath d='M12 6v6l4 2'/%3E%3C/svg%3E") center / contain no-repeat;
}
.product-time:empty {
  display: none;
}
.product-body {
  margin: 0 auto;
  background: #FFFFFF;
  border-radius: 10px;
  font-size: 16px;
  line-height: 1.85;
  color: #1A1A2E;
}
.product-body p {
  margin-bottom: 1.2em;
}
.product-body img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  margin: 16px 0;
}
.product-body h1,
.product-body h2,
.product-body h3,
.product-body h4,
.product-body h5,
.product-body h6 {
  color: #1A1A2E;
  margin: 1.6em 0 0.8em;
  line-height: 1.4;
}
.product-body h2 {
  font-size: 24px;
}
.product-body h3 {
  font-size: 20px;
}
.product-body h4 {
  font-size: 18px;
}
.product-body ul,
.product-body ol {
  padding-left: 1.5em;
  margin-bottom: 1.2em;
}
.product-body li {
  margin-bottom: 0.4em;
}
.product-body blockquote {
  margin: 20px 0;
  padding: 16px 24px;
  border-left: 4px solid #1B6CFF;
  background: #F8FAFD;
  border-radius: 0 8px 8px 0;
  color: #555;
}
.product-body a {
  color: #1B6CFF;
  text-decoration: none;
}
.product-body a:hover {
  text-decoration: underline;
}
.product-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
}
.product-body table th,
.product-body table td {
  border: 1px solid #E8ECF1;
  padding: 10px 14px;
  text-align: left;
}
.product-body table th {
  background: #F5F7FA;
  font-weight: 600;
}
.product-body pre,
.product-body code {
  background: #F5F7FA;
  border-radius: 6px;
  font-family: 'Menlo', 'Consolas', monospace;
  font-size: 14px;
}
.product-body pre {
  padding: 16px;
  overflow-x: auto;
  margin: 16px 0;
}
.product-body code {
  padding: 2px 6px;
}
@media (max-width: 1024px) {
  .product-section {
    padding: 36px 0 56px;
  }
  .product-title {
    font-size: 26px;
  }
  .product-body {
    padding: 32px;
    font-size: 15px;
  }
}
@media (max-width: 768px) {
  .breadcrumb-wrap {
    padding: 14px 16px;
  }
  .product-section {
    padding: 28px 0 40px;
  }
  .product-header {
    padding-bottom: 28px;
    margin-bottom: 32px;
  }
  .product-title {
    font-size: 22px;
  }
  .product-slogan {
    font-size: 14px;
  }
  .product-meta {
    gap: 10px;
    font-size: 13px;
  }
  .product-body {
    padding: 24px 16px;
    font-size: 14px;
    border-radius: 0;
  }
}