/* ========== H5移动端公共样式 ========== */
@media (max-width: 767px) {
  body {
    font-size: 14px;
    -webkit-tap-highlight-color: transparent;
  }

  .closeBtn {
      border-radius: 50px;
      font-size: 0.8rem;
      font-weight: bold;
      background: #f0f0f0;
      color: #333;
      position: absolute;
      top: 20px;
      right: 20px;
      z-index: 200;
      width: 25px;
      height: 25px;
      text-align: center;
      display: flex;
      align-items: center;
      justify-content: center;
  }
  .container {
    padding: 0 16px;
  }

  /* 顶部栏 */
  .topbar-inner {
    height: 32px;
  }

  .topbar-phone {
    font-size: 11px;
  }

  /* 导航栏 */
  .nav-inner {
    height: 60px;
  }

  .logo-icon {
    width: 34px;
    height: 34px;
    font-size: 12px;
  }

  .logo-text {
    display: none;
  }

  .nav-menu {
    display: none;
  }

  .nav-cta {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  /* 移动端菜单遮罩 */
  .mobile-menu-mask {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 98;
    opacity: 0;
    transition: opacity 0.3s ease;
  }

  .mobile-menu-mask.open {
    display: block;
    opacity: 1;
  }

  /* 移动端菜单 */
  .mobile-menu {
    display: block;
    position: fixed;
    top: 92px;
    right: 0;
    bottom: 0;
    width: 260px;
    background-color: #fff;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.08);
    z-index: 99;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    visibility: hidden;
  }

  .mobile-menu.open {
    transform: translateX(0);
    visibility: visible;
  }

  .mobile-menu ul {
    padding: 16px 0;
  }

  .mobile-menu ul li a {
    display: block;
    padding: 14px 24px;
    font-size: 15px;
    font-weight: 500;
    color: hsl(215, 28%, 17%);
    border-bottom: 1px solid hsla(214, 15%, 88%, 0.3);
  }

  .mobile-menu ul li a.active {
    color: hsl(213, 75%, 32%);
    background-color: hsla(213, 75%, 32%, 0.05);
  }

  .mobile-lang {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 20px;
  }

  .mobile-lang .lang-btn {
    font-size: 14px;
    padding: 6px 12px;
  }

  /* 页面头部 */
  .page-header {
    height: 180px;
  }

  .page-header h1 {
    font-size: 24px;
  }

  .page-header p {
    font-size: 13px;
  }

  /* 区块 */
  .section {
    padding: 48px 0;
  }

  .section-header {
    margin-bottom: 32px;
  }

  .section-header h2 {
    font-size: 22px;
  }

  .section-header p {
    font-size: 13px;
  }

  /* 筛选栏 */
  .filter-bar {
    padding: 16px 0;
  }

  .filter-bar-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .filter-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    margin: 0 -16px;
    padding: 0 16px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .filter-tabs::-webkit-scrollbar {
    display: none;
  }

  .filter-tab {
    flex-shrink: 0;
    padding: 6px 14px;
    font-size: 12px;
  }

  .filter-search {
    width: 100%;
  }

  /* 页脚 */
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    padding: 40px 16px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-col h4 {
    font-size: 14px;
    margin-bottom: 14px;
  }

  .footer-col ul {
    gap: 8px;
  }

  .footer-col ul li a {
    font-size: 13px;
  }

  .footer-desc {
    font-size: 13px;
  }

  .footer-bottom-inner {
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    height: auto;
    padding: 12px 16px;
    text-align: center;
  }

  .footer-tech {
    display: none;
  }

  /* 按钮 */
  .btn {
    padding: 8px 16px;
    font-size: 13px;
  }

  .btn-lg {
    padding: 12px 24px;
    font-size: 14px;
  }

  /* 空状态 */
  .empty-state {
    padding: 48px 0;
    font-size: 14px;
  }

  /* 分页 */
  .pagination {
    margin-top: 32px;
    flex-wrap: wrap;
  }

  .pagination button {
    min-width: 32px;
    height: 32px;
    padding: 0 10px;
    font-size: 12px;
  }
}

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



/* 移动端导航菜单基础样式 */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%; /* 默认隐藏在右侧外部 */
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background: #ffffff;
  z-index: 999;
  padding: 80px 20px 30px;
  overflow-y: auto;
  transition: right 0.3s ease;
}
/* 打开状态 */
.mobile-menu.open {
  right: 0;
}
/* 遮罩层 */
.mobile-menu-mask {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}
.mobile-menu-mask.open {
  opacity: 1;
  visibility: visible;
}
/* 移动端菜单列表 */
.mobile-menu ul {
  list-style: none;
  padding: 0;
  margin: 0 0 30px;
}
.mobile-menu li {
  border-bottom: 1px solid #eee;
}
.mobile-menu li a {
  display: block;
  padding: 14px 0;
  font-size: 16px;
  color: #333;
}
.mobile-lang {
  display: flex;
  align-items: center;
  gap: 8px;
}
.mobile-lang .lang-btn {
  padding: 6px 12px;
  border: 1px solid #ddd;
  background: #fff;
  border-radius: 4px;
}
.mobile-lang .lang-btn.active {
  background: #245899;
  color: #fff;
  border-color: #245899;
}
/* 移动端菜单按钮 */
.mobile-menu-btn {
  display: none;
  background: transparent;
  border: none;
  font-size: 24px;
  cursor: pointer;
}
/* 移动端显示菜单按钮 */
@media (max-width:767px) {
  .mobile-menu-btn {
    display: block;
  }
  .nav-menu, .nav-cta.desktop-only {
    display: none !important;
  }
}