/* 自定义样式 - UI专家配色方案 */ :root {
  /* 主色调 - 深蓝灰色，专业稳重 */
  --primary-color: #1a365d;
  --primary-light: #2c5282;
  --primary-dark: #1a365d;
  /* 辅助色调 - 蓝绿色，现代活力 */
  --accent-color: #319795;
  --accent-light: #38b2ac;
  --accent-dark: #285e61;
  /* 中性色系统 */
  --gray-50: #f7fafc;
  --gray-100: #edf2f7;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e0;
  --gray-400: #a0aec0;
  --gray-500: #718096;
  --gray-600: #4a5568;
  --gray-700: #2d3748;
  --gray-800: #1a202c;
  --gray-900: #171923;
  /* 功能色 */
  --success-color: #48bb78;
  --warning-color: #ed8936;
  --error-color: #f56565;
  --info-color: #4299e1;
  /* 文字颜色 */
  --text-primary: #1a202c;
  --text-secondary: #4a5568;
  --text-muted: #718096;
  --text-light: #a0aec0;
  /* 背景颜色 */
  --bg-primary: #ffffff;
  --bg-secondary: #f7fafc;
  --bg-tertiary: #edf2f7;
  --bg-dark: #1a202c;
  /* 边框颜色 */
  --border-color: #e2e8f0;
  --border-light: #edf2f7;
  /* 阴影系统 */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  line-height: 1.8;
  background: var(--gray-50);
  color: var(--text-primary);
  /* 中文优化：字间距微调 */
  letter-spacing: 0.01em;
  /* 中文优化：避免连字 */
  font-feature-settings: "tnum", "lnum";
}
/* 导航栏样式 */
.navbar {
  transition: all 0.3s ease;
}
.navbar-brand img {
  max-height: 45px;
}
.nav-link {
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  transition: color 0.3s ease;
}
.nav-link:hover {
  color: var(--accent-light) !important;
}
.nav-link.active {
  color: var(--accent-light) !important;
}
.dropdown-menu {
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-lg);
  border-radius: 8px;
  padding: 0.5rem;
}
.dropdown-item {
  border-radius: 6px;
  padding: 0.5rem 1rem;
  color: var(--text-secondary);
}
.dropdown-item:hover {
  background: var(--gray-100);
  color: var(--accent-light);
}
.dropdown-item.active {
  background: var(--accent-light);
  color: white;
}
/* 面包屑导航 */
.breadcrumb {
  background: var(--bg-primary);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-light);
}
.breadcrumb-item a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.3s ease;
}
.breadcrumb-item a:hover {
  color: var(--accent-light);
}
.breadcrumb-item.active {
  color: var(--text-primary);
  font-weight: 500;
}
/* 页面标题区域 - Hero区 */
.page-header {
  background-image: url('../images/qimo01.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  position: relative;
  color: white;
  padding: 100px 0;
  margin-bottom: 40px;
  min-height: 500px;
  display: flex;
  align-items: flex-end;
}
.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(26, 54, 93, 0.85) 0%, rgba(49, 151, 149, 0.75) 100%);
  z-index: 1;
}
.page-header .container {
  position: relative;
  z-index: 2;
  padding-bottom: 20px;
}
.page-header h1 {
  font-size: 2.5rem;
  font-weight: 700;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  animation: fadeInDown 0.8s ease-out;
  /* 中文优化：标题不换行 */
  word-wrap: break-word;
  overflow-wrap: break-word;
}
.page-header .lead {
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 0.8s ease-out 0.2s both;
}
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
/* 内容卡片 */
.content-card {
  background: var(--bg-primary);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.content-card img {
  border-top-left-radius: 12px;
  border-top-right-radius: 12px;
}
/* 文章内容样式 */
.article-content {
  line-height: 1.8;
  color: var(--text-secondary);
  /* 中文优化：段落间距 */
}
.article-content h2 {
  color: var(--primary-dark);
  font-weight: 600;
  font-size: 1.75rem;
  margin-top: 2.5rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--accent-light);
  position: relative;
  width: 50%;
}
.article-content h2::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 80px;
  height: 2px;
  background: var(--primary-dark);
}
.article-content h3 {
  color: var(--primary-light);
  font-weight: 600;
  font-size: 1.4rem;
  padding: 1rem 0;
}
.article-content p {
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
  /* 中文优化：段落首行不缩进 */
  text-indent: 0;
  /* 中文优化：单词断行 */
  word-wrap: break-word;
  overflow-wrap: break-word;
  /* 中文优化：避免标点符号在行首 */
  text-align: justify;
  text-justify: inter-ideograph;
}
.article-content ul, .article-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}
.article-content li {
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  /* 中文优化：列表项对齐 */
  text-align: left;
}
.article-content strong {
  color: var(--primary-dark);
  font-weight: 600;
}
/* 图片容器 - 固定宽度,图片在容器内放大 */
.article-content .img-container {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  margin: 1.5rem 0;
  width: 100%;
}
.article-content .img-container img {
  max-width: 100%;
  height: auto;
  display: block;
  cursor: pointer;
  transition: transform 0.3s ease;
  will-change: transform;
}
.article-content .img-container:hover img {
  transform: scale(1.05);
}
.article-content blockquote {
  border-left: 4px solid var(--accent-light);
  background: var(--gray-50);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  font-style: italic;
  color: var(--text-secondary);
  border-radius: 0 8px 8px 0;
  box-shadow: var(--shadow-sm);
}
/* 特点卡片 */
.feature-card {
  background: var(--bg-primary);
  padding: 2.5rem 2rem;
  border-radius: 16px;
  text-align: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  height: 100%;
  border: 2px solid var(--border-light);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-light), var(--accent-dark));
  transform: scaleX(0);
  transition: transform 0.4s ease;
}
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 35px rgba(49, 151, 149, 0.15);
  border-color: var(--accent-light);
}
.feature-card:hover::before {
  transform: scaleX(1);
}
.feature-icon {
  width: 90px;
  height: 90px;
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent-dark) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: white;
  font-size: 2.25rem;
  box-shadow: 0 8px 20px rgba(49, 151, 149, 0.3);
  transition: all 0.4s ease;
}
.feature-card:hover .feature-icon {
  transform: scale(1.15) rotate(5deg);
  box-shadow: 0 12px 30px rgba(49, 151, 149, 0.4);
}
.feature-card h4 {
  color: var(--primary-dark);
  font-weight: 700;
  margin-bottom: 0.8rem;
  font-size: 1.5rem;
  letter-spacing: 0.5px;
  text-align: center;
}
.feature-card p {
  color: var(--text-secondary);
  margin-bottom: 0;
  font-size: 1rem;
  line-height: 1.6;
  text-align: center;
}
/* 侧边栏样式 */
.sidebar {
  position: relative;
}
.sidebar-card {
  background: var(--bg-primary);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
}
.sidebar-title {
  color: var(--primary-dark);
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--accent-light);
  position: relative;
}
.sidebar-title::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--primary-dark);
}
.sidebar-nav {
  list-style: none;
  padding: 0;
  margin: 0;
}
.sidebar-nav li {
  margin-bottom: 0.5rem;
}
.sidebar-nav a {
  color: var(--text-muted);
  text-decoration: none;
  display: block;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
}
.sidebar-nav a:hover, .sidebar-nav a.active {
  background: var(--accent-light);
  color: white;
}
/* 目录导航 */
.toc-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  display: block;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  margin-bottom: 0.25rem;
}
.toc-nav a:hover {
  background: var(--gray-100);
  color: var(--accent-light);
}
.toc-level-2 {
  padding-left: 0;
}
.toc-level-3 {
  padding-left: 1.5rem;
  font-size: 0.9rem;
}
/* 相关文章样式优化 */
.related-articles {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}
.related-article {
  padding: 0;
  margin: 0;
  list-style: none;
}
.related-article li {
  margin-bottom: 0;
}
.related-article a {
  color: var(--text-secondary);
  text-decoration: none;
  display: flex;
  align-items: flex-start;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  background: var(--gray-50);
  transition: all 0.2s ease;
  font-size: 0.875rem;
  line-height: 1.6;
}
.related-article a:hover {
  background: var(--accent-light);
  color: white;
  padding-left: 1rem;
  box-shadow: 0 2px 4px rgba(56, 178, 172, 0.2);
}
.related-article a i {
  margin-top: 0.15rem;
  margin-right: 0.5rem;
  color: var(--accent-light);
  transition: color 0.2s ease;
}
.related-article a:hover i {
  color: white;
}
/* 数据表格 */
.data-table {
  border: none;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.data-table thead th {
  background: var(--gray-200);
  color: var(--text-primary);
  border: none;
  font-weight: 600;
  padding: 1rem;
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.5px;
}
.data-table tbody tr {
  transition: all 0.3s ease;
  border-bottom: 1px solid var(--border-light);
}
.data-table tbody tr:hover {
  background-color: var(--gray-50);
  transform: scale(1.01);
}
.data-table tbody td {
  padding: 1rem;
  color: var(--text-secondary);
}
.data-table tbody tr:hover td {
  color: var(--accent-light);
  font-weight: 500;
}
/* 文章内容中的所有表格统一样式 */
.article-content table thead th {
  background: var(--gray-200);
  color: var(--text-primary);
  border: none;
  font-weight: 600;
  padding: 1rem;
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.5px;
}
.article-content table tbody tr {
  transition: all 0.3s ease;
  border-bottom: 1px solid var(--border-light);
}
.article-content table tbody tr:hover {
  background-color: var(--gray-50);
  transform: scale(1.01);
}
.article-content table tbody td {
  padding: 1rem;
  color: var(--text-secondary);
}
.article-content table tbody tr:hover td {
  color: var(--accent-light);
  font-weight: 500;
}
/* 常见问题 */
.accordion-button:not(.collapsed) {
  background: var(--accent-light);
  color: white;
}
.accordion-button {
  padding: 0.75rem 1rem;
}
.accordion-button:focus {
  box-shadow: 0 0 0 0.25rem rgba(49, 151, 149, 0.25);
}
.accordion-button:not(.collapsed)::after {
  filter: brightness(0) invert(1);
}
.accordion-body {
  padding: 0.75rem 1rem;
}
/* 联系卡片 */
.contact-info-item {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
  padding: 1rem;
  background: var(--gray-50);
  border-radius: 8px;
  transition: all 0.3s ease;
  border: 1px solid var(--border-light);
}
.contact-info-item:hover {
  background: var(--gray-100);
  border-color: var(--accent-light);
}
.contact-info-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent-dark) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
  margin-right: 1rem;
  flex-shrink: 0;
  box-shadow: var(--shadow-md);
}
/* 返回顶部 */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent-dark) 100%);
  color: white;
  border: none;
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-lg);
  z-index: 999;
}
.back-to-top:hover {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-dark) 100%);
  transform: translateY(-5px) scale(1.1);
  box-shadow: var(--shadow-xl);
}
.back-to-top.show {
  display: flex;
  animation: bounceIn 0.5s ease;
}
@keyframes bounceIn {
  0% {
    opacity: 0;
    transform: translateY(20px) scale(0.8);
  }
  60% {
    opacity: 1;
    transform: translateY(-5px) scale(1.05);
  }
  100% {
    transform: translateY(0) scale(1);
  }
}
/* 页脚样式 */
.footer {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--gray-800) 100%);
  color: white;
  padding: 60px 0 30px;
  margin-top: 60px;
}
.footer h5 {
  color: var(--accent-color);
  font-weight: 600;
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--accent-dark);
  position: relative;
  width: 50%;
}
.footer h5::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background: rgba(255, 255, 255, 0.8);
}
.footer a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-block;
}
.footer a:hover {
  color: var(--accent-light);
  transform: translateX(5px);
}
.footer-links {
  list-style: none;
  padding: 0;
}
.footer-links li {
  margin-bottom: 0.5rem;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  margin-top: 20px;
}
.footer-bottom {
  font-size: .875em;
  color: rgba(255, 255, 255, 0.5);
}
.footer-bottom a {
  font-size: .875em;
  color: rgba(255, 255, 255, 0.5);
}
/* 页脚联系卡片半透明背景 */
.footer .contact-info-item {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  color: white;
}
.footer .contact-info-item small {
  color: rgba(255, 255, 255, 0.7) !important;
}
.footer .contact-info-item strong {
  color: white;
}
.footer .contact-info-item:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--accent-light);
}
.footer .contact-info-icon {
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent-dark) 100%);
}
/* 响应式调整 */
@media (max-width: 768px) {
  .page-header h1 {
    font-size: 1.8rem;
  }
  /* 移动端内容卡片内边距调整 */
  .content-card {
    padding: 1rem !important;
  }
  /* 移动端文章内h2标题宽度调整 */
  .article-content h2 {
    font-size: 1.5rem;
    width: 50%;
  }
  .feature-card {
    padding: 1.5rem;
  }
  .sidebar {
    position: static;
  }
}
/* 辅助类 */
.text-accent {
  color: var(--accent-color);
}
.text-primary {
  color: var(--accent-light) !important;
}
/* 首页专属样式 */
/* 英雄区全屏设计 - 背景图片形式 */
.hero-section {
  position: relative;
  height: 100vh;
  min-height: 600px;
  background-image:
    linear-gradient(135deg, rgba(26, 54, 93, 0.85) 0%, rgba(44, 82, 130, 0.75) 50%, rgba(49, 151, 149, 0.7) 100%), url('../images/qimo02.jpg');
  background-size: cover;
  background-position: center center;
  background-attachment: fixed;
  overflow: hidden;
  display: flex;
  align-items: center;
  color: white;
}
.hero-bg-pattern {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%), radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
  animation: float 20s ease-in-out infinite;
  pointer-events: none;
}
@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}
.hero-content {
  position: relative;
  z-index: 2;
  animation: fadeInUp 1s ease-out;
  max-width: 650px;
}
.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}
.hero-subtitle {
  font-size: 1.5rem;
  font-weight: 300;
  margin-bottom: 2rem;
  opacity: 0.9;
}
/* 波浪分隔 */
.wave-divider {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  overflow: hidden;
  line-height: 0;
  opacity: 0.7;
}
.wave-divider svg {
  display: block;
  width: calc(150% + 1.3px);
  height: 100px;
}
.wave-divider .shape-fill {
  fill: #f7fafc;
}
/* 服务卡片悬浮 */
.service-card {
  background: white;
  padding: 2.5rem 2rem;
  border-radius: 16px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  height: 100%;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #319795, #38b2ac);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}
.service-card:hover::before {
  transform: scaleX(1);
}
.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}
.service-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #319795 0%, #285e61 100%);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
  color: white;
  transition: all 0.4s ease;
}
.service-card:hover .service-icon {
  transform: rotate(10deg) scale(1.1);
}
/* 数据统计区 */
.stats-section {
  background: linear-gradient(135deg, #319795 0%, #285e61 100%);
  color: white;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.stats-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.stat-item {
  text-align: center;
  position: relative;
  z-index: 2;
}
.stat-number {
  font-size: 4rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, #fff 0%, rgba(255, 255, 255, 0.8) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label {
  font-size: 1.1rem;
  opacity: 0.9;
  font-weight: 500;
}
/* 产品展示区 */
.product-section {
  padding: 100px 0;
  background: #f7fafc;
}
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}
.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: #1a365d;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}
.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #319795, #38b2ac);
  border-radius: 2px;
}
.section-header p {
  font-size: 1.1rem;
  color: #718096;
  max-width: 600px;
  margin: 2rem auto 0;
}
.product-card {
  background: white;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  height: 100%;
}
.product-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}
.product-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.product-card:hover img {
  transform: scale(1.1);
}
.product-card-body {
  padding: 1.5rem;
}
.product-card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: #1a365d;
  margin-bottom: 0.75rem;
}
.product-card-text {
  color: #718096;
  font-size: 0.95rem;
  margin-bottom: 1rem;
  line-height: 1.6;
}
.product-card .btn {
  background: linear-gradient(135deg, #319795 0%, #285e61 100%);
  border: none;
  border-radius: 25px;
  padding: 0.5rem 1.5rem;
  font-weight: 500;
  transition: all 0.3s ease;
  color: white;
}
.product-card .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(49, 151, 149, 0.3);
}
/* 政策支持区 */
.policy-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #1a365d 0%, #2c5282 100%);
  color: white;
  position: relative;
  overflow: hidden;
}
.policy-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 16px;
  padding: 2rem;
  height: 100%;
  transition: all 0.4s ease;
}
.policy-card:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-5px);
}
.policy-card i {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: #38b2ac;
}
.policy-card h5 {
  font-weight: 600;
  margin-bottom: 1rem;
  font-size: 1.2rem;
}
.policy-card p {
  font-size: 0.95rem;
  opacity: 0.9;
  margin-bottom: 0;
}
/* 关于我们区 */
.about-section {
  padding: 100px 0;
  background: white;
}
.about-content h3 {
  color: #1a365d;
  font-weight: 600;
  margin-bottom: 1.5rem;
  font-size: 1.8rem;
}
.about-content p {
  color: #718096;
  line-height: 1.8;
  margin-bottom: 1rem;
}
.about-highlight {
  background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
  border-radius: 12px;
  padding: 1.5rem;
  border-left: 4px solid #319795;
  margin: 1.5rem 0;
}
/* 新闻资讯区 */
.news-section {
  padding: 100px 0;
  background: #f7fafc;
}
.news-card {
  background: white;
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  border-left: 4px solid #319795;
  height: 100%;
}
.news-card:hover {
  transform: translateX(5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}
.news-card h6 {
  color: #1a365d;
  font-weight: 600;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}
.news-card p {
  color: #718096;
  font-size: 0.9rem;
  margin-bottom: 1rem;
  line-height: 1.6;
}
/* CTA区域 */
.cta-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #319795 0%, #285e61 100%);
  color: white;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-content {
  position: relative;
  z-index: 2;
}
.cta-section h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
.cta-section p {
  font-size: 1.2rem;
  opacity: 0.9;
  margin-bottom: 3rem;
}
.cta-phone-card {
  background: white;
  color: #1a365d;
  border-radius: 16px;
  padding: 2rem;
  height: 100%;
  transition: all 0.3s ease;
}
.cta-phone-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}
.cta-phone-card i {
  font-size: 2rem;
  color: #319795;
  margin-bottom: 1rem;
}
.cta-phone-card h5 {
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.cta-phone-card .phone-number {
  font-size: 1.8rem;
  font-weight: 700;
  color: #319795;
  margin-bottom: 1rem;
}
.cta-phone-card .btn {
  background: linear-gradient(135deg, #319795 0%, #285e61 100%);
  border: none;
  border-radius: 25px;
  width: 50%;
  font-weight: 500;
  color: white;
}
.cta-phone-card .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(49, 151, 149, 0.4);
}
/* 响应式设计 */
@media (max-width: 992px) {
  .hero-title {
    font-size: 2.5rem;
  }
  .hero-subtitle {
    font-size: 1.2rem;
  }
  .stat-number {
    font-size: 3rem;
  }
}
@media (max-width: 768px) {
  .hero-title {
    font-size: 2rem;
  }
  .hero-subtitle {
    font-size: 1rem;
  }
  .section-header h2 {
    font-size: 2rem;
  }
  .cta-section h2 {
    font-size: 1.8rem;
  }
  .cta-section p {
    font-size: 1rem;
  }
  .gund1 {
    padding: 4em 0;
  }
  .gund2 h2 {
    font-size: 1.8rem;
  }
  .gund2 h3 {
    font-size: 1.4rem;
  }
}
/* 通栏背景固定视差区域 - 现代化设计 */
.parallax-section {
  position: relative;
  background-image: url('../images/bg01.jpg');
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center center;
  background-attachment: fixed;
  padding: 120px 0;
  overflow: hidden;
}
.parallax-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(49, 151, 149, 0.3) 0%, rgba(26, 54, 93, 0.85) 100%);
  z-index: 1;
}
.parallax-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: white;
}
.parallax-content h2 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.3;
  animation: fadeInUp 0.8s ease-out;
}
.parallax-content h3 {
  font-size: 1.5rem;
  font-weight: 300;
  margin-bottom: 2rem;
  opacity: 0.95;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}
.parallax-btn {
  background: white;
  color: #319795;
  border: none;
  padding: 0.8rem 2.5rem;
  border-radius: 30px;
  font-size: 1.1rem;
  font-weight: 600;
  transition: all 0.3s ease;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}
.parallax-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  color: #285e61;
}
.parallax-features {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-top: 3rem;
  flex-wrap: wrap;
}
.parallax-feature-item {
  text-align: center;
  animation: fadeInUp 0.8s ease-out 0.6s both;
}
.parallax-feature-item i {
  font-size: 2.5rem;
  margin-bottom: 0.8rem;
  color: #38b2ac;
}
.parallax-feature-item span {
  font-size: 1.1rem;
  font-weight: 500;
}
@media (max-width: 768px) {
  .parallax-section {
    padding: 80px 0;
  }
  .parallax-content h2 {
    font-size: 2rem;
  }
  .parallax-content h3 {
    font-size: 1.2rem;
  }
  .parallax-features {
    gap: 2rem;
  }
  .parallax-feature-item i {
    font-size: 2rem;
  }
  .parallax-feature-item span {
    font-size: 0.95rem;
  }
}

.article-content h2 {
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: #212529;
  font-weight: 700;
}
.article-content h3 {
  color: #343a40;
  font-weight: 600;
}
.article-content p {
  line-height: 1.8;
  margin-bottom: 1rem;
}
.article-content ul {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}
.article-content li {
  line-height: 1.7;
  margin-bottom: 0.5rem;
}
.article-img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}
blockquote {
  background-color: #f8f9fa;
  border-left: 4px solid #0d6efd;
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  border-radius: 0 4px 4px 0;
}
/* 相关文章列表样式 - 单行紧凑布局 */
.related-articles {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.related-article-item {
  padding: 0.4rem 0.6rem;
  border-bottom: 1px solid #e2e8f0;
  background: transparent;
}
.related-article-item:last-child {
  border-bottom: none;
}
.related-article-item h6 {
  color: #4a5568;
  font-weight: 400;
  margin: 0;
  line-height: 1.5;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 公司优势区域 */
.advantage-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
  position: relative;
  overflow: hidden;
}

.advantage-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23319795' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.advantage-card {
  background: white;
  border-radius: 12px;
  padding: 1.5rem 1.25rem;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.06);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid var(--border-light);
  position: relative;
  overflow: hidden;
  height: 100%;
}

.advantage-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-light) 0%, var(--accent-dark) 100%);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.advantage-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(49, 151, 149, 0.15);
  border-color: var(--accent-light);
}

.advantage-card:hover::before {
  transform: scaleX(1);
}

.advantage-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent-dark) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  font-size: 1.3rem;
  color: white;
  box-shadow: 0 4px 12px rgba(49, 151, 149, 0.25);
  transition: all 0.3s ease;
}

.advantage-card:hover .advantage-icon {
  transform: scale(1.1);
  box-shadow: 0 6px 18px rgba(49, 151, 149, 0.35);
}

.advantage-card h5 {
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.advantage-card p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

.advantage-badge {
  display: flex;
  justify-content: flex-start;
  margin-top: auto;
}

.badge-item {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: linear-gradient(135deg, rgba(49, 151, 149, 0.08) 0%, rgba(49, 151, 149, 0.12) 100%);
  color: var(--accent-dark);
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid rgba(49, 151, 149, 0.15);
  transition: all 0.3s ease;
}

.advantage-card:hover .badge-item {
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent-dark) 100%);
  color: white;
  border-color: transparent;
  box-shadow: 0 3px 8px rgba(49, 151, 149, 0.25);
}

@media (max-width: 768px) {
  .advantage-section {
    padding: 60px 0;
  }

  .advantage-card {
    padding: 1.25rem 1rem;
  }

  .advantage-icon {
    width: 45px;
    height: 45px;
    font-size: 1.15rem;
  }

  .advantage-card h5 {
    font-size: 0.95rem;
  }

  .advantage-card p {
    font-size: 0.825rem;
  }
}