/* ================================
   29. 移动端全屏菜单
================================ */
.mobile-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 998;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.mobile-overlay.active {
  display: block;
  opacity: 1;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0; right: 0;
  width: 320px;
  max-width: 85vw;
  height: 100vh;
  background: #fff;
  z-index: 999;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.mobile-menu.active {
  display: block;
  transform: translateX(0);
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--primary);
  color: #fff;
}
.mobile-menu-title {
  font-size: 1rem;
  font-weight: 600;
}
.mobile-menu-close {
  background: none;
  border: none;
  color: #fff;
  font-size: 1.3rem;
  cursor: pointer;
  padding: 5px;
  line-height: 1;
}

.mobile-nav {
  padding: 15px 0;
}
.mobile-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.mobile-nav-list li {
  border-bottom: 1px solid var(--border);
}
.mobile-nav-list a {
  display: block;
  padding: 14px 20px;
  color: var(--text-dark);
  font-size: 15px;
  font-weight: 500;
  transition: all 0.2s ease;
}
.mobile-nav-list a:hover,
.mobile-nav-list a:focus {
  background: var(--bg-light);
  color: var(--accent);
  padding-left: 28px;
}

.mobile-menu-cta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
  background: var(--bg-light);
  margin-top: 15px;
}
.mobile-track-btn,
.mobile-call-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font-cn);
  transition: all 0.2s ease;
}
.mobile-track-btn {
  background: var(--primary);
  color: #fff;
}
.mobile-track-btn:hover {
  background: var(--primary-dark);
  color: #fff;
}
.mobile-call-btn {
  background: var(--accent);
  color: #fff;
}
.mobile-call-btn:hover {
  background: var(--accent-dark);
  color: #fff;
}

/* 汉堡菜单动画 */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
}
.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}
.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ================================
   30. 移动端底部浮动栏
================================ */
.mobile-bottom-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 990;
  background: #fff;
  box-shadow: 0 -2px 12px rgba(0,0,0,0.1);
  padding: 8px 0;
  padding-bottom: env(safe-area-inset-bottom, 8px);
  transition: transform 0.3s ease;
}
.mobile-bottom-bar.hidden {
  transform: translateY(100%);
}
.mobile-bottom-bar a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  flex-direction: column;
  gap: 2px;
  font-size: 11px;
  color: var(--text-dark);
  padding: 5px 0;
  transition: color 0.2s ease;
}
.mobile-bottom-bar a i {
  font-size: 18px;
  color: var(--primary);
}
.mobile-bottom-bar .bottom-bar-track i { color: var(--primary); }
.mobile-bottom-bar .bottom-bar-call i { color: var(--success); }
.mobile-bottom-bar .bottom-bar-consult i { color: var(--accent); }
.mobile-bottom-bar a:hover {
  color: var(--accent);
}
.mobile-bottom-bar a:hover i {
  color: var(--accent);
}

/* ================================
   31. 浮动客服按钮（桌面端）
================================ */
.float-service {
  position: fixed;
  right: 20px;
  bottom: 80px;
  z-index: 980;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.float-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.float-btn i {
  font-size: 18px;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  transition: all 0.3s ease;
}
.float-btn span {
  display: none;
  white-space: nowrap;
}
.float-btn:hover {
  width: auto;
  padding: 0 18px;
  border-radius: 24px;
}
.float-btn:hover i {
  position: static;
  transform: none;
}
.float-btn:hover span {
  display: inline;
}
.float-consult { background: var(--accent); }
.float-consult:hover { background: var(--accent-dark); }
.float-call { background: var(--success); }
.float-call:hover { background: #388e3c; }
.float-track { background: var(--primary); }
.float-track:hover { background: var(--primary-dark); }

/* ================================
   32. 回到顶部按钮
================================ */
.back-to-top {
  display: none;
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 50%;
  font-size: 16px;
  cursor: pointer;
  z-index: 985;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  transition: all 0.3s ease;
  opacity: 0;
  transform: translateY(10px);
  align-items: center;
  justify-content: center;
}
.back-to-top.visible {
  display: flex;
  opacity: 1;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

/* ================================
   33. 滚动触发动画
================================ */
.service-card,
.stat-item,
.network-card,
.news-card,
.advantage-item {
  opacity: 0;
  transform: translateY(25px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.service-card.animate-in,
.stat-item.animate-in,
.network-card.animate-in,
.news-card.animate-in,
.advantage-item.animate-in {
  opacity: 1;
  transform: translateY(0);
}
/* 延迟 stagger 效果 */
.service-card:nth-child(1), .service-card:nth-child(5) { transition-delay: 0s; }
.service-card:nth-child(2), .service-card:nth-child(6) { transition-delay: 0.1s; }
.service-card:nth-child(3) { transition-delay: 0.2s; }
.service-card:nth-child(4) { transition-delay: 0.3s; }

.stat-item:nth-child(1) { transition-delay: 0s; }
.stat-item:nth-child(2) { transition-delay: 0.1s; }
.stat-item:nth-child(3) { transition-delay: 0.2s; }
.stat-item:nth-child(4) { transition-delay: 0.3s; }

.network-card:nth-child(1) { transition-delay: 0s; }
.network-card:nth-child(2) { transition-delay: 0.1s; }
.network-card:nth-child(3) { transition-delay: 0.2s; }
.network-card:nth-child(4) { transition-delay: 0.3s; }
.network-card:nth-child(5) { transition-delay: 0.4s; }
.network-card:nth-child(6) { transition-delay: 0.5s; }

/* ================================
   34. 追踪结果样式增强
================================ */
.track-error {
  padding: 15px;
  background: #fff3f3;
  border-radius: 8px;
  color: #e53935;
  font-size: 14px;
  border-left: 3px solid #e53935;
}
.track-empty {
  padding: 15px;
  background: #fff8e1;
  border-radius: 8px;
  color: #f57c00;
  font-size: 14px;
  border-left: 3px solid #f57c00;
}
.track-detail {
  background: #fff;
  border-radius: 8px;
  padding: 20px;
  box-shadow: var(--shadow);
}
.track-detail h4 {
  color: var(--primary);
  font-size: 15px;
  margin-bottom: 15px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.track-step-content i {
  color: var(--accent);
  margin-right: 6px;
}
.track-step-time i {
  color: var(--text-light);
  margin-right: 4px;
}

/* ================================
   35. 导航栏滚动增强
================================ */
.navbar.scrolled {
  box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}
.navbar.scrolled .site-logo img {
  height: 38px;
}

/* ================================
   36. 图片错误占位
================================ */
img.img-error {
  background: var(--bg-light);
  min-height: 60px;
}

/* ================================
   37. 表单增强
================================ */
.form-group.focused input,
.form-group.focused textarea,
.form-group.focused select {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,58,92,0.1);
}

/* ================================
   38. 响应式增强（平板 1024px）
================================ */
@media (max-width: 1024px) {
  .services-grid,
  .stats-grid,
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .network-grid,
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-top .container {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero .container {
    flex-direction: column;
    padding-top: 40px;
    padding-bottom: 60px;
  }
  .hero-content {
    text-align: center;
  }
  .hero-desc {
    margin: 0 auto 25px;
  }
  .hero-btns {
    justify-content: center;
  }
  .hero-track {
    width: 100%;
    max-width: 500px;
  }
  .content-area {
    grid-template-columns: 1fr;
  }
  .sidebar {
    padding-left: 0;
  }
}

/* ================================
   39. 移动端全面适配（768px）
================================ */
@media (max-width: 768px) {
  :root {
    --section-gap: 45px;
  }
  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.5rem; }

  /* 隐藏桌面端，显示移动端元素 */
  .desktop-only { display: none !important; }
  .mobile-only { display: block !important; }

  /* 顶部栏简化 */
  .top-bar-left span:last-child { display: none; }
  .top-bar-left span { font-size: 12px; margin-right: 12px; }

  .services-grid,
  .stats-grid,
  .network-grid,
  .news-grid,
  .advantages-grid,
  .service-detail-grid,
  .footer-top .container {
    grid-template-columns: 1fr;
  }

  /* 服务Tab横向滚动 */
  .tab-nav {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    flex-wrap: nowrap;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding-bottom: 5px;
  }
  .tab-nav::-webkit-scrollbar { display: none; }
  .tab-nav button {
    flex-shrink: 0;
    padding: 10px 16px;
    font-size: 14px;
  }

  /* Hero */
  .hero {
    padding: 40px 0 50px;
  }
  .hero h1 { font-size: 1.8rem; }
  .hero-desc { font-size: 14px; }
  .hero-track { padding: 20px; }
  .hero-btns {
    flex-direction: column;
    align-items: center;
  }
  .hero-btns a {
    width: 100%;
    max-width: 280px;
    text-align: center;
  }

  /* 服务Tab内容 */
  .tab-content > div {
    grid-template-columns: 1fr !important;
  }
  .tab-content > div > div:last-child {
    height: 200px;
  }

  /* 统计 */
  .stats-section { padding: 40px 0; }
  .stat-item h3 { font-size: 2.2rem; }

  /* CTA */
  .cta-section { padding: 40px 0; }
  .cta-section h2 { font-size: 1.5rem; }
  .cta-btns {
    flex-direction: column;
    align-items: center;
  }
  .cta-btns a {
    width: 100%;
    max-width: 280px;
    text-align: center;
  }

  /* 页面头部 */
  .page-hero,
  .article-header {
    padding: 40px 0;
  }
  .page-hero h1,
  .article-header h1 {
    font-size: 1.6rem;
  }

  /* 文章内容 */
  .article-content { padding: 30px 15px; }

  /* 联系表单 */
  .contact-form { padding: 25px 20px; }
  .form-row { grid-template-columns: 1fr; }

  /* 浮动客服 */
  .float-service {
    right: 12px;
    bottom: 90px;
  }

  /* 底部留白（浮动栏空间） */
  .site-footer {
    padding-bottom: env(safe-area-inset-bottom, 70px);
  }
}

/* ================================
   40. 超小屏（375px）
================================ */
@media (max-width: 375px) {
  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.3rem; }
  .hero h1 { font-size: 1.5rem; }
  .section-header h2 { font-size: 1.3rem; }
  .stat-item h3 { font-size: 1.8rem; }
  .footer-top .container { grid-template-columns: 1fr; }
}

/* ================================
   41. 打印样式
================================ */
@media print {
  .navbar, .top-bar, .footer-top, .mobile-bottom-bar,
  .back-to-top, .float-service, .breadcrumb, .sidebar,
  .cta-section, .pagination { display: none !important; }
  .site-footer { border-top: 1px solid #ddd; }
  .article-content { max-width: 100%; }
  a[href]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    color: #666;
  }
}

/* ================================
   42. 减少动画（无障碍）
================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .service-card, .stat-item, .network-card,
  .news-card, .advantage-item {
    opacity: 1;
    transform: none;
  }
}

/* ================================
   43. 小工具增强
================================ */
.widget-contact .contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 14px;
  color: var(--text-gray);
}
.widget-contact .contact-item i {
  color: var(--accent);
  width: 16px;
}

.recent-posts-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.recent-posts-list li:last-child { border-bottom: none; }
.recent-posts-list a {
  display: flex;
  flex-direction: column;
  color: var(--text-dark);
  font-size: 14px;
}
.recent-posts-list a:hover { color: var(--accent); }
.rp-date {
  font-size: 12px;
  color: var(--text-light);
  margin-top: 3px;
}

/* ================================
   45. ͨ��ҳ���� + �����
================================ */
.content-area-with-sidebar {
  grid-template-columns: 1fr 300px;
}

.page-featured-img {
  margin-bottom: 25px;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.page-featured-img img {
  width: 100%;
  height: auto;
  display: block;
}

.page-article {
  line-height: 2;
  font-size: 15px;
  color: var(--text-dark);
}
.page-article h2 {
  color: var(--primary);
  margin: 30px 0 15px;
  font-size: 1.4rem;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border);
}
.page-article h3 {
  color: var(--primary);
  margin: 25px 0 12px;
}
.page-article p {
  margin-bottom: 1rem;
}
.page-article ul, .page-article ol {
  padding-left: 25px;
  margin-bottom: 1rem;
}
.page-article ul li { list-style: disc; }
.page-article ol li { list-style: decimal; }
.page-article li { margin-bottom: 5px; }

.page-links {
  margin-top: 25px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 14px;
  color: var(--text-gray);
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.page-links a {
  padding: 5px 12px;
  background: var(--bg-light);
  border-radius: 20px;
  color: var(--text-dark);
  font-size: 13px;
}
.page-links a:hover {
  background: var(--primary);
  color: #fff;
}

/* ================================
   46. �������ʽ
================================ */
.widget-contact-box {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff;
  border-radius: 12px;
  padding: 25px;
  margin-bottom: 20px;
}
.widget-contact-box .widget-title {
  color: #fff;
  border-bottom-color: rgba(255,255,255,0.3);
}
.contact-quick {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 15px 0;
}
.hotline-quick,
.phone-quick,
.email-quick {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  padding: 8px 0;
}
.hotline-quick i,
.phone-quick i,
.email-quick i {
  font-size: 1.2rem;
  color: var(--accent-light);
  width: 20px;
  text-align: center;
}
.contact-quick small {
  display: block;
  font-size: 11px;
  opacity: 0.7;
}
.contact-quick strong {
  font-size: 14px;
  font-family: var(--font-en);
}
.sidebar-cta-btn,
.sidebar-track-btn {
  width: 100%;
  display: block;
  text-align: center;
  padding: 12px;
  border-radius: 25px;
  font-weight: 600;
  font-size: 14px;
  margin-top: 5px;
}
.sidebar-cta-btn {
  background: var(--accent);
  color: #fff;
}
.sidebar-track-btn {
  background: rgba(255,255,255,0.2);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.3);
}
.sidebar-cta-btn:hover, .sidebar-track-btn:hover {
  opacity: 0.9;
  color: #fff;
}

.service-list li a,
.news-list li a {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-dark);
  font-size: 14px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.service-list li:last-child a,
.news-list li:last-child a {
  border-bottom: none;
}
.service-list li a:hover,
.news-list li a:hover {
  color: var(--accent);
}
.service-list li a i {
  color: var(--accent);
  font-size: 10px;
}

.news-list-item { border-bottom: 1px solid var(--border); }
.news-list-item:last-child { border-bottom: none; }
.news-list-link {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  color: var(--text-dark);
  align-items: center;
}
.news-list-thumb {
  flex: 0 0 60px;
  height: 60px;
  border-radius: 6px;
  overflow: hidden;
  background: var(--bg-light);
}
.news-list-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.news-list-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.news-list-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-list-date {
  font-size: 12px;
  color: var(--text-light);
}

.widget-track-box {
  background: var(--bg-light);
  border-radius: 12px;
  padding: 20px;
  text-align: center;
}
.widget-track-box .widget-title {
  text-align: left;
  margin-bottom: 10px;
}

/* ================================
   47. �б�ɸѡ��
================================ */
.archive-filter-bar,
.case-filter-bar {
  grid-column: 1 / -1;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.archive-filter-bar + .archive-grid,
.case-filter-bar + .archive-grid {
  grid-column: 1 / -1;
}
.filter-tabs,
.case-filter-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.filter-btn,
.case-filter-bar .filter-btn {
  padding: 8px 20px;
  border: 1px solid var(--border);
  background: var(--bg-white);
  border-radius: 25px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  color: var(--text-dark);
  font-family: var(--font-cn);
}
.filter-btn:hover,
.filter-btn.active,
.case-filter-bar .filter-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.archive-empty {
  text-align: center;
  padding: 60px 0;
  color: var(--text-gray);
  grid-column: 1 / -1;
}
.archive-empty i {
  font-size: 3rem;
  opacity: 0.3;
  display: block;
  margin-bottom: 15px;
}
.archive-empty h3 {
  color: var(--text-dark);
  margin-bottom: 8px;
}

/* ================================
   48. ����/������Ƭ
================================ */
.service-case-card {
  background: var(--bg-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}
.service-case-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.sc-card-thumb {
  height: 200px;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
}
.sc-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.service-case-card:hover .sc-card-thumb img {
  transform: scale(1.05);
}
.sc-card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(26,58,92,0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.service-case-card:hover .sc-card-overlay {
  opacity: 1;
}
.sc-card-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 25px;
  background: var(--accent);
  color: #fff;
  border-radius: 25px;
  font-weight: 600;
  font-size: 14px;
}
.sc-card-body {
  padding: 20px;
}
.sc-card-body h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}
.sc-card-body h3 a {
  color: var(--text-dark);
}
.sc-card-body h3 a:hover {
  color: var(--accent);
}
.sc-card-body p {
  color: var(--text-gray);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.sc-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--text-light);
}
.sc-read-more {
  color: var(--accent);
  font-weight: 600;
  font-size: 13px;
}
.sc-read-more:hover {
  color: var(--accent-dark);
}

/* ================================
   49. ��������ҳ
================================ */
.case-info-card {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  color: #fff;
  border-radius: 12px;
  padding: 25px;
  margin: 25px 0;
}
.case-info-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.case-info-item {
  display: flex;
  align-items: center;
  gap: 12px;
}
.case-info-item i {
  font-size: 1.5rem;
  opacity: 0.7;
}
.case-info-item small {
  display: block;
  font-size: 11px;
  opacity: 0.8;
}
.case-info-item strong {
  font-size: 14px;
  font-family: var(--font-en);
}

.case-testimonial {
  background: var(--bg-light);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  padding: 25px 30px;
  margin: 30px 0;
}

/* ================================
   50. ��������ҳ
================================ */
.service-detail-hero {
  border-radius: var(--border-radius);
  overflow: hidden;
  margin-bottom: 25px;
  box-shadow: var(--shadow);
}
.service-detail-hero img {
  width: 100%;
  height: auto;
  display: block;
}

.service-features {
  margin: 35px 0;
  padding: 25px;
  background: var(--bg-light);
  border-radius: var(--border-radius);
}
.service-features h3 {
  font-size: 1.1rem;
  color: var(--primary);
  margin-bottom: 15px;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-dark);
  padding: 8px 0;
}
.feature-item i {
  flex-shrink: 0;
}

.service-process {
  margin: 35px 0;
}
.service-process h3 {
  font-size: 1.1rem;
  color: var(--primary);
  margin-bottom: 20px;
}
.process-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.process-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 20px 0;
  border-left: 2px solid var(--border);
  margin-left: 20px;
  position: relative;
  padding-left: 40px;
}
.process-step::before {
  content: '';
  position: absolute;
  left: -7px;
  top: 25px;
  width: 12px;
  height: 12px;
  background: var(--accent);
  border-radius: 50%;
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px var(--accent);
}
.process-step-num {
  position: absolute;
  left: -44px;
  top: 18px;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--accent);
  font-family: var(--font-en);
}
.process-step h4 {
  font-size: 1rem;
  color: var(--primary);
  margin-bottom: 5px;
}
.process-step p {
  color: var(--text-gray);
  font-size: 14px;
  margin: 0;
  line-height: 1.6;
}

.service-cta {
  margin-top: 35px;
  padding-top: 25px;
  border-top: 1px solid var(--border);
}

/* ================================
   51. �����б�ҳ
================================ */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.case-card {
  background: var(--bg-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}
.case-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}
.case-card-thumb {
  height: 180px;
  position: relative;
  overflow: hidden;
}
.case-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.case-card:hover .case-card-thumb img {
  transform: scale(1.05);
}
.case-card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.case-card:hover .case-card-overlay {
  opacity: 1;
}
.case-overlay-btn {
  padding: 10px 25px;
  background: var(--accent);
  color: #fff;
  border-radius: 25px;
  font-size: 14px;
  font-weight: 600;
}
.case-card-body {
  padding: 18px;
}
.case-card-tags {
  margin-bottom: 8px;
}
.case-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  color: #fff;
}
.case-tag-air { background: var(--primary); }
.case-tag-sea { background: #1565c0; }
.case-tag-customs { background: var(--accent); }
.case-tag-ecommerce { background: #7b1fa2; }

.case-card-body h3 {
  font-size: 1rem;
  margin-bottom: 8px;
  line-height: 1.4;
}
.case-card-body h3 a {
  color: var(--text-dark);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.case-card-body h3 a:hover { color: var(--accent); }
.case-card-body p {
  color: var(--text-gray);
  font-size: 13px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 10px;
}
.case-card-meta {
  display: flex;
  gap: 15px;
  font-size: 12px;
  color: var(--text-light);
}
.case-card-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ================================
   52. �ͻ�����
================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}
.testimonial-card {
  background: var(--bg-white);
  border-radius: 12px;
  padding: 30px 25px;
  box-shadow: var(--shadow);
}
.testimonial-stars {
  margin-bottom: 15px;
}
.testimonial-quote {
  font-size: 14px;
  line-height: 1.9;
  color: var(--text-dark);
  margin-bottom: 20px;
  font-style: italic;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-avatar {
  width: 45px;
  height: 45px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1rem;
}
.testimonial-author strong {
  display: block;
  font-size: 14px;
  color: var(--text-dark);
}
.testimonial-author small {
  font-size: 12px;
  color: var(--text-light);
}

/* ================================
   53. FAQ�ַ���
================================ */
.faq-list { }
.faq-item {
  margin-bottom: 10px;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--bg-white);
}
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  cursor: pointer;
  font-weight: 600;
  font-size: 15px;
  color: var(--text-dark);
  background: var(--bg-white);
  transition: all 0.2s ease;
  gap: 15px;
}
.faq-question:hover {
  color: var(--accent);
}
.faq-question i {
  color: var(--accent);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.faq-question.active i {
  transform: rotate(180deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-answer.active {
  max-height: 300px;
}
.faq-answer p {
  padding: 0 20px 16px;
  color: var(--text-gray);
  font-size: 14px;
  line-height: 1.8;
  margin: 0;
}

/* ================================
   54. ��������
================================ */
.process-flow {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  justify-content: center;
  flex-wrap: wrap;
}
.process-flow-item {
  flex: 1;
  min-width: 180px;
  max-width: 240px;
  text-align: center;
  position: relative;
  padding: 0 10px;
}
.pfi-num {
  width: 60px;
  height: 60px;
  margin: 0 auto 15px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 800;
  font-family: var(--font-en);
  box-shadow: 0 4px 12px rgba(245,124,0,0.3);
}
.pfi-content h4 {
  font-size: 1rem;
  color: var(--primary);
  margin-bottom: 8px;
}
.pfi-content p {
  font-size: 13px;
  color: var(--text-gray);
  line-height: 1.6;
  margin: 0;
}
.pfi-arrow {
  position: absolute;
  right: -25px;
  top: 20px;
  color: var(--accent);
  font-size: 1.2rem;
}

/* ================================
   55. ��������ҳ��ǿ
================================ */
.article-type-badge {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(255,255,255,0.15);
  border-radius: 20px;
  font-size: 13px;
  margin-bottom: 10px;
  color: rgba(255,255,255,0.9);
}
.article-type-badge i {
  margin-right: 6px;
}

.article-tags {
  margin-top: 30px;
  padding: 20px 0;
  border-top: 1px solid var(--border);
  font-size: 14px;
}
.article-tags strong {
  color: var(--text-gray);
}
.tag-link {
  display: inline-block;
  padding: 3px 12px;
  background: var(--bg-light);
  color: var(--text-gray);
  border-radius: 15px;
  margin-left: 6px;
  font-size: 13px;
  transition: all 0.2s ease;
}
.tag-link:hover {
  background: var(--accent);
  color: #fff;
}

.article-share {
  margin-top: 20px;
  padding: 15px 0;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-gray);
}
.share-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-light);
  color: var(--text-dark);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: all 0.2s ease;
}
.share-btn:hover {
  background: var(--accent);
  color: #fff;
}

.article-nav-posts {
  margin-top: 30px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}
.article-nav-item {
  padding: 15px 20px;
  background: var(--bg-light);
  border-radius: var(--border-radius);
  color: var(--text-dark);
  transition: all 0.2s ease;
}
.article-nav-item:hover {
  background: var(--primary);
  color: #fff;
}
.article-nav-empty { background: transparent; }
.article-prev { text-align: left; }
.article-next { text-align: right; }
.nav-label {
  display: block;
  font-size: 12px;
  color: var(--text-light);
  margin-bottom: 5px;
}
.article-nav-item:hover .nav-label { color: rgba(255,255,255,0.7); }
.nav-title {
  display: block;
  font-size: 14px;
  font-weight: 600;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ================================
   56. ��Ӧʽ - ��ҳר��
================================ */
@media (max-width: 1024px) {
  .content-area-with-sidebar { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .case-info-grid { grid-template-columns: repeat(2, 1fr); }
  .process-flow { flex-wrap: wrap; }
  .pfi-arrow { display: none; }
}

@media (max-width: 768px) {
  .cases-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .case-info-grid { grid-template-columns: 1fr 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .article-nav-posts { grid-template-columns: 1fr; }
  .article-nav-item { text-align: left !important; }
  .filter-tabs { gap: 6px; }
  .filter-btn { padding: 6px 14px; font-size: 13px; }
  .process-flow { flex-direction: column; align-items: center; }
  .process-flow-item { max-width: 100%; width: 100%; }
}

@media (max-width: 375px) {
  .case-info-grid { grid-template-columns: 1fr; }
}

/* ================================
   侧边栏增强样式
================================ */
.category-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.category-list li {
  border-bottom: 1px solid var(--border);
}
.category-list li:last-child {
  border-bottom: none;
}
.category-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  color: var(--text-dark);
  font-size: 14px;
  transition: var(--transition);
}
.category-list a:hover {
  color: var(--accent);
}
.category-list a i {
  margin-right: 8px;
  color: var(--primary);
}
.category-list .count {
  color: var(--text-light);
  font-size: 12px;
}

.news-list-item {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.news-list-item:last-child {
  border-bottom: none;
}
.news-list-link {
  display: flex;
  gap: 10px;
  color: var(--text-dark);
}
.news-list-thumb {
  width: 50px;
  height: 50px;
  flex-shrink: 0;
  border-radius: 4px;
  overflow: hidden;
}
.news-list-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.news-list-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.news-list-title {
  font-size: 13px;
  line-height: 1.4;
  color: var(--text-dark);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-list-link:hover .news-list-title {
  color: var(--accent);
}
.news-list-date {
  font-size: 12px;
  color: var(--text-light);
}

.social-links {
  display: flex;
  gap: 12px;
}
.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #fff;
  transition: var(--transition);
}
.social-link.wechat { background: #07c160; }
.social-link.weibo { background: #e6162d; }
.social-link.qq { background: #1296db; }
.social-link:hover {
  transform: translateY(-3px);
  opacity: 0.85;
}

.widget-social-box {
  padding: 15px;
  background: var(--bg-light);
  border-radius: 8px;
}