/* ============================================
   移动端 & 响应式适配 (Mobile & Responsive)
   断点: 992px(平板), 768px(手机横屏), 576px(手机竖屏)
   ============================================ */

/* ---------- 992px 平板 ---------- */
@media (max-width: 992px) {
  html, body {
    overflow-x: hidden;
  }
  /* 全局关闭移动端点按蓝色高亮方框 */
  *, *::before, *::after {
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
  }
  a, button, input, select, textarea, [role="button"], [onclick] {
    -webkit-tap-highlight-color: transparent;
    outline: none;
  }
  .navbar {
    z-index: 1600; /* 确保在遮罩层 1500 之上 */
    transition: background 0.3s;
  }
  /* 导航栏：显示 hamburger 菜单按钮，隐藏主菜单 */
  .navbar.is-open {
    background: #fff !important; /* 菜单打开时保持白色背景 */
    border-bottom: 1px solid #f0f0f0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 2100 !important; /* 强行提升层级 */
  }
  .navbar.is-open .nav-brand,
  .navbar.is-open .mobile-toggle {
    position: relative;
    z-index: 2101;
  }
  .navbar.is-open .logo-text,
  .navbar.is-open .mobile-toggle {
    color: var(--color-primary) !important; /* 确保颜色不被覆盖 */
  }
  .navbar.is-open .brand-logo {
    filter: none; /* 菜单打开时 Logo 保持原色 */
  }
  .nav-brand .logo {
    gap: 7px;
  }
  .nav-brand .brand-logo,
  .nav-brand .yz-uploaded-logo {
    height: 28px;
    max-width: 158px;
  }
  .nav-brand .yz-logo-mark {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    font-size: 13px;
  }
  .nav-brand .logo-text {
    font-size: 17px;
    line-height: 1;
  }
  .nav-menu {
    display: none !important; /* PC menu hidden unconditionally on mobile */
  }
  .nav-primary {
    flex-direction: column;
    height: auto;
    gap: 0;
  }
  .nav-item {
    height: auto;
    border-bottom: 1px solid #f0f0f0;
  }
  .nav-item > a {
    padding: 16px 0 !important;
    font-size: 17px;
    width: 100%;
    justify-content: space-between;
  }
  .nav-actions {
    display: flex;
    align-items: center;
    margin-left: auto;
    margin-right: 12px;
    min-width: 0;
  }
  .yz-nav-phone span {
    display: inline-block;
    max-width: 125px;
    overflow: hidden;
    color: #0f2f63;
    font-size: 16px;
    font-weight: 800;
    line-height: 1;
    text-overflow: ellipsis;
    vertical-align: middle;
    white-space: nowrap;
  }
  .yz-nav-phone {
    max-width: 164px;
    min-width: 0;
    gap: 7px;
    padding: 8px 4px;
    background: transparent;
  }
  .yz-nav-phone .yz-nav-phone-icon {
    width: 29px;
    height: 29px;
  }
  /* 移动端菜单切换 */
  .mobile-toggle {
    display: flex;
  }
  .hidden-desktop {
    display: block;
  }
  .hidden-mobile {
    display: none !important;
  }
  .hidden-lg {
    display: none !important;
  }
  .nav-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 1500;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
  }
  .nav-backdrop.is-visible {
    opacity: 1;
    visibility: visible;
  }
  /* 移动端下拉菜单 */
  .nav-item.has-dropdown .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding: 0 0 8px 16px;
    background: transparent;
    min-width: auto;
    display: none;
  }
  .nav-item.has-dropdown.is-open .dropdown-menu {
    display: block;
  }
  .nav-item.has-megamenu.is-open .megamenu {
    display: block !important;
  }
  .nav-item.has-megamenu .megamenu {
      display: none !important;
  }
  .nav-item.has-megamenu.is-open > .megamenu {
      display: block !important;
  }
  .nav-item.is-open > a::after {
    content: "\f078" !important; /* fa-chevron-down 强制展开时为向下箭头 */
    transform: none !important;
  }
  .nav-item > a::after {
    content: "\f054" !important; /* fa-chevron-right 默认强制为向右箭头 */
    font-family: "Font Awesome 6 Free" !important;
    font-weight: 900 !important;
    font-size: 12px !important;
    color: #999 !important;
    display: inline-block !important;
    margin-left: auto !important; /* 将箭头推向最右侧 */
    transition: transform 0.3s ease;
  }
  .nav-item > a {
      display: flex !important;
      align-items: center !important;
      justify-content: space-between !important;
      width: 100% !important;
  }
  .nav-item:not(.has-dropdown):not(.has-megamenu) > a::after {
    display: none !important;
  }

  /* 彻底重构移动端下拉容器 */
  .megamenu, .dropdown-menu {
      display: none !important;
      background: transparent !important; /* 移除深色背景 */
      padding: 0 0 0 16px !important; /* 子菜单缩进 */
      border: none !important;
      box-shadow: none !important;
      position: static !important;
      width: 100% !important;
      opacity: 1 !important;
      visibility: visible !important;
      height: auto !important;
      pointer-events: auto !important;
      transform: none !important;
  }
  .nav-item.has-megamenu.is-open > .megamenu,
  .nav-item.has-dropdown.is-open > .dropdown-menu {
      display: block !important;
  }

  /* 移除 .megamenu-sidebar 引起的限制 */
  .megamenu-sidebar, .sol-menu-sidebar {
      display: block !important;
  }

  /* 强制子项为简单的文字行 */
  .megamenu-tabs, .megamenu-grid, .sol-menu-nav, .insights-grid {
      display: flex !important;
      flex-direction: column !important;
      padding: 0 !important;
      margin: 0 !important;
      list-style: none !important;
  }
  .megamenu-tab, .megamenu-item, .sol-menu-nav-item, .sol-menu-link, .insight-card {
      display: flex !important;
      padding: 14px 16px 14px 0 !important;
      border-bottom: 1px solid #eee !important;
      color: #666 !important;
      font-size: 15px !important;
      justify-content: space-between !important;
      align-items: center !important;
      background: transparent !important;
      width: 100% !important;
  }
  .megamenu-tab::after, .megamenu-item::after, .sol-menu-nav-item::after, .insight-card::after {
      content: "\f054" !important;
      font-family: "Font Awesome 6 Free" !important;
      font-weight: 900 !important;
      font-size: 11px !important;
      color: #ccc !important;
      margin-left: 8px !important;
  }
  .megamenu-tab.active,
  .sol-menu-nav-item.active {
      background-color: transparent !important;
      border-left: none !important;
  }
  .megamenu-tab.active .megamenu-tab-title,
  .sol-menu-nav-item.active .sol-menu-nav-title {
      color: var(--color-primary) !important;
      font-weight: 700 !important;
  }

  /* 为了支持像参考图2那样的缩进和完全展示，我们要把 content 也展示出来，并去掉 tab 的点击行为（纯展示）*/
  .megamenu-content, .sol-menu-content-area {
      display: block !important;
      padding-left: 16px !important; /* 子菜单再次缩进 */
  }

  .megamenu-pane, .sol-menu-panel {
      display: block !important; /* 强制全部显示 */
      opacity: 1 !important;
      visibility: visible !important;
      position: static !important;
      height: auto !important;
      transform: none !important;
      padding: 0 !important;
  }

  /* 如果同时显示 tab 和 pane，我们需要把它们组合起来显示，因为原来的 HTML 结构中，tabs 和 content 是分离的。
     由于 HTML 结构分离，为了达到参考图的效果，我们必须隐藏 tabs，只显示 content（因为 content 包含了完整的层级结构），
     并重设 content 内部的标题为列表项。*/

  /* 隐藏左侧 tabs */
  .megamenu-tabs, .sol-menu-nav {
      display: none !important;
  }

  /* 把原本右侧 pane 转换为列表项 */
  .megamenu-pane, .sol-menu-panel {
      margin-bottom: 0 !important;
  }

  .megamenu-item, .sol-menu-link {
      display: flex !important;
      padding: 14px 0 14px 16px !important;
      border-bottom: 1px solid #eee !important;
      color: #666 !important;
      font-size: 15px !important;
      justify-content: space-between !important;
      align-items: center !important;
      background: transparent !important;
      width: 100% !important;
  }

  /* 去掉 pane 上的装饰线 */
  .megamenu-pane, .sol-menu-panel {
      border: none !important;
  }

  /* 彻底清理 PC 端特有的复杂容器嵌套干扰 */
  .megamenu-container, .sol-menu-container, .insights-menu-container,
  .megamenu-sidebar, .sol-menu-sidebar,
  .megamenu-content, .sol-menu-content-area, .insights-container, .insights-header, .insights-grid {
      display: block !important;
      padding: 0 !important;
      margin: 0 !important;
      width: 100% !important;
      height: auto !important;
      opacity: 1 !important;
      visibility: visible !important;
      position: static !important;
  }

  /* 隐藏干扰元素 */
  .megamenu-tab-icon, .megamenu-tab-arrow, .megamenu-item-icon, .megamenu-item-desc,
  .sol-menu-nav-icon, .sol-menu-nav-arrow, .sol-menu-desc, .sol-menu-panel-image,
  .insight-icon, .insight-desc, .insight-arrow, .featured-label,
  .megamenu-banner, .insights-header, .solution-link, .megamenu-pane:not(.active) {
      display: none !important;
  }
  .megamenu-tab-text, .megamenu-tab-title, .sol-menu-title, .insight-title, .megamenu-item-title {
      display: block !important;
      margin: 0 !important;
      padding: 0 !important;
      font-size: 15px !important;
      font-weight: 400 !important;
      color: #666 !important;
  }

  /* 列表项视觉回归：简单的文字行 + 箭头 */
  .megamenu-tab,
  .sol-menu-nav-item,
  .megamenu-item,
  .sol-menu-link,
  .insight-card {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 14px 0 !important;
    border-bottom: 1px solid #f5f5f5 !important;
    background: transparent !important;
    text-decoration: none !important;
    width: 100% !important;
  }
  .megamenu-tab:last-child,
  .sol-menu-nav-item:last-child,
  .megamenu-item:last-child,
  .sol-menu-link:last-child,
  .insight-card:last-child {
    border-bottom: none !important;
  }

  .megamenu-tab.active,
  .sol-menu-nav-item.active {
      background-color: transparent !important;
      border-left: none !important;
  }
  .megamenu-tab.active .megamenu-tab-title,
  .sol-menu-nav-item.active .sol-menu-nav-title {
      color: var(--color-primary) !important;
      font-weight: 700 !important;
  }

  /* 隐藏 PC 端特有的复杂装饰元素 */
  .megamenu-tab-icon,
  .megamenu-tab-arrow,
  .sol-menu-nav-icon,
  .sol-menu-nav-arrow,
  .megamenu-item-icon,
  .megamenu-item-desc,
  .sol-menu-panel-image,
  .sol-menu-desc,
  .insight-icon,
  .insight-desc,
  .insight-arrow,
  .featured-label,
  .megamenu-banner,
  .insights-header,
  .solution-link {
    display: none !important;
  }

  /* .insights-content 不应该隐藏，否则连带着内容都不见了 */
  /* 去掉从隐藏列表里的 .insights-content */

  .sol-menu-nav-text {
      display: block !important;
  }

  /* 隐藏 PC 端的左侧标签栏 */
  .megamenu-tabs, .sol-menu-nav, .insights-tabs {
      display: none !important;
  }

  /* 移动端专属导航样式 — 全屏面板 */
  .mobile-nav-menu {
      display: flex !important;
      position: fixed;
      top: 72px;
      left: 0;
      right: 0;
      width: 100vw;
      height: calc(100dvh - 72px);
      min-height: 0;
      background: #fff;
      z-index: 2000;
      flex-direction: column;
      justify-content: flex-start;
      padding: 0 24px 40px;
      overflow-y: auto;
      overscroll-behavior: contain;
      -webkit-overflow-scrolling: touch;
      box-sizing: border-box;
      transform: translateX(100%);
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
      transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                  opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                  visibility 0s linear 0.35s;
  }
  .mobile-nav-menu.is-open {
      transform: translateX(0);
      opacity: 1;
      visibility: visible;
      pointer-events: auto;
      transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                  opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .mobile-nav-primary {
      display: flex;
      flex-direction: column;
      height: auto;
      gap: 0;
      padding: 0;
      margin: 0;
      list-style: none;
  }

  .mobile-nav-item {
      height: auto;
      border-bottom: 1px solid #f0f0f0;
  }

  .mobile-nav-link {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
      padding: 16px 0;
      font-size: 17px;
      color: var(--text-primary);
      text-decoration: none;
      cursor: pointer;
      font-weight: 500;
  }

  .mobile-nav-arrow {
      font-size: 12px;
      color: #999;
      transition: transform 0.3s ease;
      float: right;
  }

  .mobile-nav-item.is-open .mobile-nav-link {
      color: var(--color-primary);
      font-weight: 700;
  }

  .mobile-nav-item.is-open .mobile-nav-arrow {
      transform: rotate(90deg); /* 展开时箭头向下 */
  }

  .mobile-submenu {
      display: none;
      list-style: none;
      padding: 0;
      margin: 0;
      background-color: #fafafa; /* 子菜单加个轻微的底色区分 */
  }

  .mobile-nav-item.is-open .mobile-submenu {
      display: block;
  }

  /* Submenu LI border handled on 'a' tag */

  .mobile-submenu a {
      display: flex !important;
      align-items: center;
      justify-content: space-between;
      padding: 14px 16px 14px 24px;
      color: #666;
      font-size: 15px;
      text-decoration: none;
      border-bottom: 1px solid #eee;
  }
  .mobile-submenu a::after {
      content: "\f054"; /* fa-chevron-right */
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      font-size: 10px;
      color: #ccc;
  }
  .mobile-submenu li:last-child a {
      border-bottom: none;
  }
  .mobile-submenu a:hover {
      color: var(--color-primary);
  }

  /* 三级展开：行业/场景解决方案下的子方案 */
  .mobile-sub-expand {
      border-bottom: 1px solid #e8e8e8;
  }
  .mobile-sub-expand:last-child {
      border-bottom: none;
  }
  .mobile-sub-link {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 14px 16px 14px 24px;
      font-size: 15px;
      color: #666;
      cursor: pointer;
      font-weight: 500;
      transition: color 0.2s;
  }
  .mobile-sub-link:hover {
      color: var(--color-primary);
  }
  .mobile-sub-link .fa-chevron-right {
      font-size: 10px;
      color: #ccc;
      transition: transform 0.3s ease;
  }
  .mobile-sub-expand.is-open > .mobile-sub-link {
      color: var(--color-primary);
      font-weight: 700;
  }
  .mobile-sub-expand.is-open > .mobile-sub-link .fa-chevron-right {
      transform: rotate(90deg);
  }
  .mobile-sub-submenu {
      display: none;
      list-style: none;
      padding: 0;
      margin: 0;
      background-color: #f2f4f7;
  }
  .mobile-sub-expand.is-open > .mobile-sub-submenu {
      display: block;
  }
  .mobile-sub-submenu a {
      display: flex !important;
      align-items: center;
      padding: 12px 16px 12px 40px;
      color: #666;
      font-size: 14px;
      text-decoration: none;
      border-bottom: 1px solid #e8e8e8;
  }
  .mobile-sub-submenu li:last-child a {
      border-bottom: none;
  }
  .mobile-sub-submenu a:hover {
      color: var(--color-primary);
  }

  .nav-item.has-megamenu .megamenu {
      display: none !important;
  }
  .nav-item.has-megamenu.is-open > .megamenu {
      display: block !important;
  }

  /* 确保文字显示正常 */
  .megamenu-tab-text,
  .megamenu-tab-title,
  .sol-menu-nav-title,
  .sol-menu-nav-text,
  .megamenu-item-title,
  .sol-menu-title,
  .insight-title {
    display: block !important;
    font-size: 15px !important;
    font-weight: 400 !important;
    color: #666 !important;
    margin: 0 !important;
    padding: 0 !important;
    background: transparent !important;
  }

  /* 统一增加右侧小箭头 */
  .megamenu-tab::after,
  .sol-menu-nav-item::after,
  .megamenu-item::after,
  .sol-menu-link::after,
  .insight-card::after {
    content: "\f054" !important; /* fa-chevron-right */
    font-family: "Font Awesome 6 Free" !important;
    font-weight: 900 !important;
    font-size: 11px !important;
    color: #ccc !important;
    margin-left: 8px !important;
    position: static !important;
    display: inline-block !important;
  }

  .megamenu-pane, .sol-menu-panel, .insights-content {
      display: block !important; /* 强制全部显示 */
      opacity: 1 !important;
      visibility: visible !important;
      position: static !important;
      height: auto !important;
      transform: none !important;
      padding: 0 !important;
  }

  /* 把原本右侧 pane 转换为列表项 */
  .megamenu-pane, .sol-menu-panel, .insights-content {
      margin-bottom: 0 !important;
  }

  .megamenu-item, .sol-menu-link, .insight-card {
      display: flex !important;
      padding: 14px 0 14px 0 !important; /* 取消左侧缩进，与父级对齐 */
      border-bottom: 1px solid #f5f5f5 !important;
      color: #666 !important;
      font-size: 15px !important;
      justify-content: space-between !important;
      align-items: center !important;
      background: transparent !important;
      width: 100% !important;
      text-decoration: none !important;
      box-shadow: none !important;
      border-radius: 0 !important;
      height: auto !important;
  }

  /* 移除 PC 端布局属性，确保垂直列表 */
  .megamenu-grid, .sol-menu-grid, .insights-grid {
      display: flex !important;
      flex-direction: column !important;
      padding: 0 !important;
      margin: 0 !important;
      gap: 0 !important;
  }

  /* 去掉 pane 上的装饰线 */
  .megamenu-pane, .sol-menu-panel, .insights-content {
      border: none !important;
  }

  /* 保证内容区展开时的显示 */
  .insights-grid {
      display: flex !important;
      flex-direction: column !important;
  }

  /* 为了支持像参考图2那样的缩进和完全展示，我们要把 content 也展示出来，并去掉 tab 的点击行为（纯展示）*/
  .megamenu-content, .sol-menu-content-area, .insights-container, .insights-content {
      display: block !important;
  }

  .nav-item.has-megamenu .megamenu {
    display: none !important;
  }
  .nav-item.has-megamenu.is-open .megamenu {
    display: block !important;
    position: static !important;
    visibility: visible !important;
    opacity: 1 !important;
    max-height: none !important;
    height: auto !important;
    z-index: auto !important;
    pointer-events: auto !important;
    box-shadow: none !important;
    transition: none !important;
    padding-left: 16px !important; /* 为子菜单增加整体缩进 */
  }

  /* ---------- Solutions mega menu mobile overrides ---------- */
  .yz-megamenu-sols .yz-megamenu-shell {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
    padding: 16px 12px !important;
    max-width: 100% !important;
  }
  .yz-megamenu-sols-grid {
    grid-template-columns: 1fr !important;
    gap: 14px !important;
  }
  .yz-megamenu-sols-list {
    grid-template-rows: auto !important;
    grid-auto-flow: row !important;
    grid-auto-columns: 1fr !important;
  }
  .yz-megamenu-sols-card {
    padding: 8px 10px !important;
  }

  .news-filters,
  .insight-filters,
  .case-filters {
    flex-wrap: wrap;
    gap: 8px;
  }

  /* 洞察列表卡片网格 */
  .insight-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  /* 面包屑 */
  .detail-breadcrumb-section {
    padding: 88px 0 16px 0; /* 72px navbar + 16px spacing */
  }

  /* 案例列表网格 */
  .case-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  /* 行业观察列表网格 */
  #insights-list-container,
  .page-list-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 20px !important;
  }

  /* ====== 案例列表：卡片尺寸对齐行业观察 ====== */
  #cases-list-container {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 20px !important;
    min-height: 200px !important;
  }
  .case-card-v2 {
    min-height: auto !important;
  }
  .case-card-v2 .case-image-box {
    height: 180px !important;
  }
  .case-card-v2 .case-info-box {
    padding: 16px !important;
  }
  .case-card-v2 .case-meta {
    margin-bottom: 8px !important;
    font-size: 12px !important;
  }
  .case-card-v2 h3 {
    font-size: 1.05rem !important;
    margin-bottom: 10px !important;
    white-space: normal !important;
    overflow: visible !important;
    text-overflow: clip !important;
    display: block !important;
  }
  .case-card-v2 p {
    font-size: 0.85rem !important;
    margin-bottom: 8px !important;
    line-height: 1.5 !important;
    display: block !important;
    -webkit-line-clamp: unset !important;
    overflow: visible !important;
  }
  .case-card-v2 .solution-link {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px !important;
    font-size: 13px !important;
    border-radius: 7px;
    white-space: nowrap;
  }

  /* 案例页左右布局堆叠 */
  .cases-layout {
    flex-direction: column !important;
    gap: 32px !important;
    align-items: stretch !important;
  }
  .cases-left-panel {
    flex: 0 0 auto !important;
    position: static !important;
    width: 100% !important;
  }
  .cases-right-panel {
    width: 100% !important;
  }
  #china-map-container {
    height: 400px !important;
  }
  .cases-filter .container-fluid,
  .cases-main-section .container-fluid {
    padding: 0 16px !important;
  }

  /* 子页面 Banner（覆盖行内 height 样式） */
  .sub-page-banner {
    height: 400px !important;
  }
  .sub-page-banner h1 {
    font-size: 2.6rem !important;
  }
  .sub-page-banner p {
    font-size: 1.1rem !important;
  }

  /* 筛选栏在平板端允许换行 */
  .news-filter-bar {
    flex-direction: column;
    gap: 16px;
    padding: 20px 24px !important;
  }
  .news-filter-bar .filter-left {
    flex-direction: column;
    gap: 12px;
    width: 100%;
  }
  .news-filter-bar .filter-types {
    display: grid !important;
    grid-template-columns: auto auto;
    justify-content: center;
    gap: 8px 24px;
  }
  .news-filter-bar .filter-types .news-filter-btn {
    margin-left: 0;
    margin-right: 0;
  }
  .news-filter-bar .filter-right {
    width: 100%;
  }
  .news-filter-bar .news-search-box {
    width: 100% !important;
  }
  .news-filter-btn.active::after {
    width: 65% !important;
  }

  /* ====== 产品卡片：移动端完全重写，图上文下，与最新动态卡片一致 ====== */
  .products-grid {
    grid-template-columns: 1fr !important;
    grid-template-rows: auto !important;
    gap: 16px !important;
  }
  .product-card {
    grid-column: span 1 !important;
    grid-row: auto !important;
    height: 390px !important;
    display: flex !important;
    flex-direction: column !important;
    overflow: hidden !important;
    color: var(--text-primary) !important;
    text-decoration: none !important;
    border-radius: var(--radius-xl) !important;
    box-shadow: var(--shadow-md) !important;
  }
  .product-image {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    width: 100% !important;
    height: 200px !important;
    flex-shrink: 0 !important;
    z-index: 1 !important;
    overflow: hidden;
  }
  .image-placeholder {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background-size: cover !important;
    background-position: center !important;
  }
  .product-content {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    display: flex !important;
    flex-direction: column !important;
    flex: 1 !important;
    padding: 12px 16px !important;
    background: #fff !important;
    z-index: 2 !important;
  }
  .product-title {
    font-size: var(--text-lg) !important;
    font-weight: 700 !important;
    color: var(--text-primary) !important;
    margin-top: auto !important;
    margin-bottom: 8px !important;
    -webkit-line-clamp: 2;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .product-desc {
    font-size: var(--text-sm) !important;
    color: var(--text-secondary) !important;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: auto;
  }
  .product-badge {
    position: absolute !important;
    top: 8px !important;
    right: 8px !important;
    z-index: 3 !important;
  }
  /* 按钮 */
  .product-card .solution-link {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    align-self: flex-start;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px !important;
    font-size: 13px !important;
    color: var(--color-primary) !important;
    border: 1px solid var(--color-primary) !important;
    border-radius: 7px !important;
    background: transparent !important;
    opacity: 1 !important;
    white-space: nowrap;
    margin-top: 0 !important;
  }
  /* 取消 hover */
  .product-card:hover {
    transform: none !important;
    box-shadow: var(--shadow-md) !important;
  }
  .product-card:hover .image-placeholder {
    transform: none !important;
  }
  .solutions-section .container {
    width: 100%;
    padding: 0 24px;
  }
  .solutions-grid {
    display: flex;
    flex-direction: column;
    height: auto;
    gap: 20px;
  }
  .solution-card {
    flex: none;
    height: 360px;
    width: 100%;
    filter: none !important;
    transition: none;
    box-shadow: var(--shadow-sm);
  }
  .solutions-grid:hover .solution-card {
    flex: none !important;
    filter: none !important;
  }
  .solutions-grid .solution-card:hover {
    flex: none !important;
    filter: none !important;
    box-shadow: var(--shadow-sm) !important;
  }
  .solution-card:hover .solution-image {
    transform: none;
  }

  /* 移动端修复：解除 pointer-events 限制，确保卡片可点击 */
  .product-card > *,
  .solution-card > *,
  .case-card > *,
  .news-bento-card > * {
    pointer-events: auto;
  }
  .product-card,
  .solution-card,
  .case-card,
  .news-bento-card {
    -webkit-tap-highlight-color: transparent;
  }

  /* ========== 移动端方案卡片：完全独立于 PC 端样式 ========== */

  /* 彻底消灭 PC hover 效果在移动端的残留 */
  .solution-card:hover .solution-title,
  .solution-card.is-active:hover .solution-title {
    left: auto !important;
    transform: none !important;
    font-size: 24px !important;
  }
  .solution-card:hover .solution-overlay {
    background: linear-gradient(
      to top,
      rgba(0, 0, 0, 0.9) 0%,
      rgba(0, 0, 0, 0.3) 50%,
      transparent 100%
    ) !important;
  }
  .solution-card:hover .solution-desc,
  .solution-card:hover .solution-link {
    max-height: 0 !important;
    margin-top: 0 !important;
    margin-bottom: 0 !important;
    opacity: 0 !important;
    transform: translateY(20px) !important;
  }
  .solution-card:hover .solution-ghost-title {
    opacity: 1 !important;
  }

  /* 幽灵标题：默认态居中显示，展开后消失 */
  .solution-ghost-title {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 24px;
    font-weight: 700;
    color: #fff;
    z-index: 4;
    white-space: normal;
    text-align: center;
    width: 80%;
    pointer-events: none;
    transition: opacity 0.2s ease;
  }
  .solution-card.is-active .solution-ghost-title {
    opacity: 0;
  }

  /* 内容块：默认在卡片下方不可见，展开后滑入居中 */
  .solution-content {
    position: absolute;
    top: 100% !important;
    bottom: auto !important;
    left: 0 !important;
    width: 100%;
    transform: translateY(0);
    display: flex;
    flex-direction: column;
    align-items: center !important;
    text-align: center !important;
    padding: 40px;
    z-index: 3;
    transition: 0s; /* 收起时瞬间消失 */
  }
  .solution-title {
    left: auto !important;
    transform: none !important;
    white-space: normal;
    font-size: 24px !important;
    opacity: 0;
    transition: opacity 0s; /* 收起时瞬间消失 */
    margin-bottom: 0;
  }
  .solution-overlay {
    transition: 0s; /* 收起时瞬间恢复 */
  }
  .solution-desc {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
    transition: 0s; /* 收起时瞬间消失 */
    margin-top: 0;
    margin-bottom: 0;
    padding-top: 0;
    padding-bottom: 0;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.85);
  }
  .solution-card .solution-link {
    display: inline-flex !important;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
    transition: 0s; /* 收起时瞬间消失 */
    padding: 0 20px;
    font-size: 13px;
    pointer-events: none;
  }

  /* 激活态：幽灵标题消失，内容块从下方滑入居中，蓝色渐变遮罩 */
  .solution-card.is-active .solution-content {
    top: 50% !important;
    transform: translateY(-50%);
    transition: top 0.4s cubic-bezier(0.25, 1, 0.3, 1), transform 0.4s cubic-bezier(0.25, 1, 0.3, 1);
  }
  .solution-card.is-active .solution-title {
    opacity: 1;
    transition: opacity 0.25s ease 0.15s; /* 展开时淡入，略延迟等内容滑到位 */
    margin-bottom: 20px;
  }
  .solution-card.is-active .solution-desc {
    max-height: 120px !important;
    margin-top: 0 !important;
    margin-bottom: 24px !important;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
    opacity: 1 !important;
    transform: translateY(0) !important;
    transition: max-height 0.35s ease, opacity 0.35s ease, transform 0.35s ease, margin 0.35s ease, padding 0.35s ease;
  }
  .solution-card.is-active .solution-link {
    max-height: 34px !important;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px !important;
    font-size: 13px;
    border-radius: 7px;
    opacity: 1 !important;
    transform: translateY(0) !important;
    transition: max-height 0.35s ease 0.05s, opacity 0.35s ease 0.05s, transform 0.35s ease 0.05s, margin 0.35s ease 0.05s, padding 0.35s ease 0.05s;
    pointer-events: auto !important;
  }
  .solution-card.is-active .solution-overlay {
    background: linear-gradient(
      to top,
      var(--color-primary-dark) 0%,
      rgba(0, 82, 217, 0.4) 60%,
      transparent 100%
    ) !important;
    transition: background 0.4s ease; /* 展开时渐变 */
  }
  /* 激活态下仍然抹掉 PC hover */
  .solution-card.is-active:hover .solution-overlay {
    background: linear-gradient(
      to top,
      var(--color-primary-dark) 0%,
      rgba(0, 82, 217, 0.4) 60%,
      transparent 100%
    ) !important;
  }
  .solution-card.is-active:hover .solution-desc {
    max-height: 120px !important;
    margin-bottom: 24px !important;
    opacity: 1 !important;
    transform: translateY(0) !important;
  }
  .solution-card.is-active:hover .solution-link {
    max-height: 34px !important;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px !important;
    font-size: 13px;
    border-radius: 7px;
    opacity: 1 !important;
    transform: translateY(0) !important;
    pointer-events: auto !important;
  }
  .solution-card.is-active:hover .solution-ghost-title {
    opacity: 0 !important;
  }

  .clients-logos {
    grid-template-columns: repeat(4, 1fr);
  }

  /* 案例轮播 */
  .cases-carousel-container {
    width: 100vw;
    margin-top: var(--space-8);
  }
  .cases-carousel-wrapper {
    padding: var(--space-3) 12px;
  }
  .case-card {
    width: 300px;
    height: 420px;
  }
  .case-card-image {
    height: 200px;
  }
  .case-card-content {
    padding: var(--space-5) var(--space-4);
  }
  .case-card-title {
    font-size: var(--text-lg);
  }
  .case-card-desc {
    font-size: var(--text-sm);
  }
  .case-card .solution-link {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px;
    font-size: 13px;
    border-radius: 7px;
    white-space: nowrap;
  }

  /* 案例页筛选栏 */
  .cases-filter .container-fluid {
    padding: 0 24px !important;
  }
  .filter-wrapper {
    gap: 20px !important;
  }
  .filter-tags {
    flex-wrap: wrap;
    gap: 10px !important;
    justify-content: center !important;
  }
  .cases-main-section .container-fluid {
    padding: 0 24px !important;
  }
  .cases-filter {
    position: sticky;
    top: 60px;
    z-index: 10;
  }
  .filter-tag {
    padding: 6px 16px;
    font-size: 0.9rem;
  }
  /* 防止 filter 标签滚动时左右被截断 */
  .filter-wrapper {
    scroll-padding-inline: 12px;
    padding-left: 12px !important;
    padding-right: 12px !important;
  }
  /* 重置筛选按钮缩小匹配导航字体 */
  .filter-status-bar .btn {
    padding: 5px 14px !important;
    font-size: var(--text-sm) !important;
    border-radius: var(--radius-md) !important;
  }
  .page-btn,
  .page-arrow {
    width: 32px;
    height: 32px;
    font-size: 13px;
  }
  /* 详情页侧边栏 */
  .detail-sidebar-card {
    padding: 20px;
  }
  .detail-sidebar-title {
    font-size: 16px;
    margin-bottom: 16px;
  }
  .detail-related-item {
    padding: 10px;
    gap: 10px;
  }
  .detail-related-thumb {
    width: 70px;
    height: 52px;
  }
  .detail-related-title {
    font-size: 13px;
  }
  .detail-qr-card {
    padding: 24px 20px;
  }
  .detail-qr-text {
    font-size: 13px;
    margin-bottom: 16px;
  }
  .detail-qr-image {
    max-width: 140px;
  }

  /* 详情页 Hero 图文区 */
  .sol-hero {
    overflow: visible !important;
    height: auto !important;
  }
  .sol-hero-grid {
    grid-template-columns: 1fr !important;
    gap: 32px !important;
  }
  .sol-hero-text {
    min-width: 0;
  }
  /* 修复：PC 端二次 .sol-highlights 改为 display: grid，移动端必须强制回到 flex */
  .sol-highlights {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 16px !important;
  }
  .sol-highlight-item {
    width: 100% !important;
    max-width: 280px !important;
    padding: 16px 20px !important;
  }
  .sol-hero-content {
    max-width: 100% !important;
    padding: 0 24px;
  }
  .sol-hero-text {
    padding: 0;
    text-align: center;
  }
  .sol-hero-image {
    max-width: 400px;
    margin: 0 auto;
    box-shadow: none !important;
    border-radius: 0 !important;
    overflow: visible !important;
    background: transparent !important;
  }
  .sol-hero-image img {
    width: 100% !important;
    height: 240px !important;
    max-height: none !important;
    min-height: unset !important;
    object-fit: cover !important;
    border-radius: 12px !important;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3) !important;
  }
  .sol-category {
    font-size: 13px;
  }
  .prod-section-subtitle {
    font-size: 15px;
  }

}

/* ---------- 768px 手机横屏 / 小平板 ---------- */
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }

  /* 容器 */
  .container {
    padding: 0 16px;
  }

  /* Banner */
  .banner-section {
    height: 70vh;
  }
  .products-section {
    margin-top: 70vh;
  }
  .slide-title {
    font-size: 28px;
  }
  .slide-desc {
    font-size: 15px;
    line-height: 1.5;
  }
  .slide-content {
    padding-top: 60px;
  }
  .slider-controls {
    bottom: 60px;
  }
  .slider-dots { display: none !important; }
  .slider-arrow { display: flex !important; position: absolute; top: 50%; transform: translateY(-50%); width: 36px; height: 36px; font-size: 14px; background: rgba(109, 105, 105, 0.35); color: #fff; border: none; border-radius: 50%; align-items: center; justify-content: center; cursor: pointer; opacity: 0.8; z-index: 5; -webkit-tap-highlight-color: transparent; }
  .slider-arrow-left  { left: 12px; }
  .slider-arrow-right { right: 12px; }
  .slider-arrow:active { background: rgba(0, 0, 0, 0.34); }

  /* ====== 产品卡片：768px 断点 ====== */
  .product-card {
    height: 390px !important;
  }
  .product-image {
    height: 200px !important;
  }
  .product-content {
    padding: 12px 12px !important;
  }
  .product-title {
    font-size: var(--text-base) !important;
  }
  .product-desc {
    font-size: var(--text-xs) !important;
  }

  /* 方案卡片 */
  .solutions-section .container {
    width: 100%;
    padding: 0 16px;
  }
  .solutions-grid {
    display: flex;
    flex-direction: column;
    height: auto;
    gap: 16px;
  }
  .solution-card {
    flex: none;
    height: 300px;
    width: 100%;
  }

  /* 数据统计 */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* 客户logo */
  .clients-logos {
    grid-template-columns: repeat(3, 1fr);
  }

  /* 详情页 */
  .detail-container {
    padding: 20px 0 60px 0;
  }
  .detail-main {
    padding: 24px 20px;
    border-radius: 0;
  }
  .detail-title {
    font-size: 26px;
    margin-bottom: 16px;
  }
  .detail-meta {
    gap: 12px;
    padding-bottom: 20px;
    margin-bottom: 20px;
    font-size: 14px;
  }
  .detail-meta-item {
    font-size: 14px;
  }
  .detail-content {
    font-size: 16px;
  }
  .detail-content h2 {
    font-size: 20px;
    margin-top: 28px;
    margin-bottom: 16px;
  }
  .detail-content h3 {
    font-size: 17px;
  }
  .detail-nav {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 40px;
    padding-top: 40px;
  }
  .detail-nav-item {
    padding: 12px;
  }
  /* 移动端重构：统一上下产品导航顺序为 [icon] [标签] [产品名] */
  .detail-nav-tip {
    font-size: 13px !important;
  }
  .detail-nav-title {
    font-size: 13px !important;
  }
  .detail-nav-next {
    justify-content: flex-start !important;
  }
  .detail-nav-next i {
    order: 1 !important;
    transform: rotate(180deg) !important;
  }
  .detail-nav-next .detail-nav-tip {
    order: 2 !important;
  }
  .detail-nav-next .detail-nav-text {
    order: 3 !important;
    text-align: right;
  }
  .detail-nav-next .detail-nav-title {
    text-align: right;
  }
  .detail-featured-image {
    margin-bottom: 24px;
    border-radius: 6px;
  }
  .detail-lead {
    font-size: 16px;
    margin-bottom: 20px;
    padding-bottom: 20px;
  }
  .detail-pullquote {
    padding: 16px 20px;
    margin: 24px 0;
    font-size: 15px;
  }
  .detail-pullquote::before {
    font-size: 40px;
    top: 0;
    left: 6px;
  }
  .detail-highlight-box {
    padding: 16px 20px;
    margin: 20px 0;
  }
  .detail-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin: 24px 0;
  }
  .detail-stat-item {
    padding: 20px 12px;
  }
  .detail-stat-number {
    font-size: 26px;
  }
  .detail-inline-image {
    margin: 24px 0;
  }
  .detail-steps {
    margin: 24px 0;
  }
  .detail-step {
    gap: 14px;
    padding-bottom: 22px;
  }
  .detail-step::after {
    left: 16px;
    top: 36px;
  }
  .detail-step-number {
    width: 34px;
    height: 34px;
    font-size: 13px;
  }
  .detail-step-body {
    padding-top: 2px;
  }
  .detail-step-body h4 {
    font-size: 16px;
  }
  .detail-step-body p {
    font-size: 14px;
  }
  .detail-callout {
    padding: 14px 16px 14px 48px;
    margin: 20px 0;
  }
  .detail-callout::before {
    left: 16px;
    top: 16px;
    width: 18px;
    height: 18px;
    font-size: 11px;
  }
  .detail-callout > h4,
  .detail-callout-body h4 {
    font-size: 15px;
  }
  .detail-callout > p,
  .detail-callout-body p {
    font-size: 14px;
  }
  .detail-faq {
    margin: 22px 0;
  }
  .detail-faq-item {
    padding: 14px 16px;
    margin: 0 0 10px 52px;
  }
  .detail-faq-q {
    font-size: 15px;
  }
  .detail-faq-a {
    font-size: 14px;
  }
  .detail-tags {
    flex-wrap: wrap;
    gap: 8px;
  }

  /* 全局区域标题 */
  .section-title {
    font-size: 28px;
  }
  .section-subtitle {
    font-size: 16px;
  }
  .section-header {
    margin-bottom: 32px;
  }

  /* ====== 页脚：移动端完全重写，2列布局 ====== */
  .footer {
    padding: 32px 0 20px;
  }
  .footer-links {
    grid-template-columns: 1fr 1fr !important;
    gap: 24px 20px !important;
    margin-bottom: 20px;
  }
  .link-group {
    min-width: 0;
  }
  /* 产品中心和解决方案左右交换，其余保持原位 */
  .link-group:nth-child(1) { order: 2; }
  .link-group:nth-child(2) { order: 1; }
  .link-group:nth-child(3) { order: 3; }
  .link-group:nth-child(4) { order: 4; }
  .link-title {
    font-size: var(--text-base) !important;
    margin-bottom: 10px !important;
    color: var(--color-white) !important;
  }
  .footer-links li {
    margin-bottom: 6px !important;
    font-size: var(--text-xs) !important;
  }
  .footer-links a {
    color: var(--color-gray-400) !important;
    text-decoration: none !important;
  }
  .footer-links i {
    width: 16px;
    margin-right: 4px;
    font-size: var(--text-xs);
  }
  .yz-footer-qr {
    display: none;
  }
  .footer-bottom {
    flex-direction: column !important;
    align-items: center !important;
    gap: 6px;
    padding-top: 16px;
    font-size: var(--text-xs) !important;
  }

  /* ===== 侧边固定咨询（移动端重构） ===== */
  .sidebar-contact {
    top: auto;
    bottom: calc(18px + env(safe-area-inset-bottom, 0px));
    transform: none;
    right: 8px;
    gap: 6px;
  }
  .contact-item {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    font-size: 13px;
    /* 关闭所有 transition 避免点击时边缘闪光 */
    transition: none !important;
    /* 去掉浏览器默认矩形触摸高亮，用 is-active 替代 */
    -webkit-tap-highlight-color: transparent;
  }
  .contact-label {
    display: none;
  }
  .contact-popup {
    right: 50px;
    width: 150px;
    height: auto;
    min-height: 80px;
    padding: 12px;
  }
  /* 彻底禁用移动端 hover —— 全部走 is-active 控制 */
  .sidebar-contact .contact-item:hover {
    background: #fff;
    color: inherit;
    transform: none;
    box-shadow: var(--shadow-md);
  }
  .sidebar-contact .contact-item:hover .contact-popup {
    opacity: 0;
    visibility: hidden;
  }
  /* 电话咨询：点击变蓝 */
  .sidebar-contact .yz-contact-phone.is-active {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 4px 12px rgba(0,82,217,0.3);
  }
  /* 点击态弹出窗口（优先级需压过移动端 hover 覆盖） */
  .sidebar-contact .contact-item.is-active .contact-popup {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%) translateX(0);
    pointer-events: auto;
  }
  .qr-image {
    width: 100px;
    height: 100px;
  }
  .phone-number {
    font-size: 14px;
  }

  /* 方案Hero */
  .sol-hero {
    padding: 80px 0 60px;
  }
  .sol-hero-title {
    font-size: 24px;
  }
  .sol-hero-subtitle {
    font-size: 15px;
  }
  .sol-highlight-item {
    min-width: 120px;
    padding: 14px 20px;
  }
  .sol-highlight-number {
    font-size: 28px;
  }

  /* 产品优势 */
  .prod-advantages-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .prod-advantage-card {
    padding: 28px 20px;
  }
  .prod-section-title {
    font-size: 26px;
  }
  .prod-section-header {
    margin-bottom: 40px;
  }

  /* 架构图 */
  .sol-arch-container {
    gap: 16px;
  }
  .arch-nodes {
    flex-direction: column;
    gap: 8px;
  }
  .arch-node {
    width: 100%;
    text-align: center;
  }

  /* 列表页网格 */
  .insight-grid {
    grid-template-columns: 1fr;
  }

  .case-grid {
    grid-template-columns: 1fr;
  }

  #insights-list-container,
  .page-list-grid {
    grid-template-columns: 1fr !important;
  }

  #cases-list-container {
    grid-template-columns: 1fr !important;
  }

  /* 案例页地图缩小 */
  .sub-page-banner {
    height: 320px !important;
  }
  .sub-page-banner h1 {
    font-size: 2rem !important;
  }
  .sub-page-banner p {
    font-size: 1rem !important;
  }

  /* 筛选栏 */
  .news-filter-btn {
    padding: 8px 16px;
    font-size: 13px;
  }

  /* 洞察卡片 */
  .insight-card {
    min-height: auto;
    padding: 24px 20px;
  }
  .insight-card .insight-icon {
    font-size: 28px;
    margin-bottom: 12px;
  }

  /* 技术规格表格 */
  .tech-specs-table td {
    display: block;
    width: 100%;
    padding: 8px 0;
  }
  .tech-specs-table .spec-label {
    font-weight: 600;
    color: #1a1a1a;
  }

  /* 标题缩放 */
  h1 {
    font-size: var(--text-4xl);
  }
  h2 {
    font-size: var(--text-3xl);
  }
  .footer-content {
    grid-template-columns: 1fr;
  }

  .hidden-md {
    display: none !important;
  }
  :root {
    --space-28: 64px;
    --space-32: 80px;
  }

  /* 案例轮播 */
  .case-card {
    width: 260px;
    height: 360px;
  }
  .case-card-image {
    height: 160px;
  }
  .case-card-content {
    padding: var(--space-4) var(--space-3);
  }
  .case-card-title {
    font-size: var(--text-base);
  }
  .case-card-desc {
    font-size: var(--text-xs);
    -webkit-line-clamp: 3;
  }
  .case-card .solution-link {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px;
    font-size: 13px;
    border-radius: 7px;
    white-space: nowrap;
  }

  /* 案例页筛选栏 */
  .cases-filter .container-fluid {
    padding: 0 16px !important;
  }
  .filter-wrapper {
    flex-direction: column;
    gap: 12px !important;
  }
  .filter-status-bar {
    flex-direction: column;
    gap: 12px;
    align-items: center !important;
  }
  .cases-main-section .container-fluid {
    padding: 0 16px !important;
  }
  #cases-list-container {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }

  /* 详情页侧边栏 */
  .detail-sidebar-card {
    padding: 16px;
  }
  .detail-related-thumb {
    width: 60px;
    height: 44px;
  }
  .detail-qr-card {
    padding: 20px 16px;
  }

  /* Hero 图文区 */
  .sol-hero-content {
    padding: 0 16px;
  }
  .sol-hero-image {
    max-width: 320px;
  }
  .sol-category {
    font-size: 12px;
  }

  /* 架构图层 */
  .arch-layer {
    padding: 16px;
    border-radius: 8px;
  }
  .layer-badge {
    font-size: 12px;
    padding: 4px 10px;
  }
}

/* ---------- 576px 小手机 ---------- */
@media (max-width: 576px) {
  html {
    font-size: 14px;
  }

  .container {
    padding: 0 12px;
  }

  /* 全屏导航面板内边距微调 */
  .mobile-nav-menu {
    padding: 0 20px 40px;
  }

  /* Banner */
  .banner-section {
    height: 60vh;
  }
  .banner-slider {
    touch-action: none; /* 完全禁止浏览器默认手势，由 JS 接管滑动 */
  }
  .slide {
    background-image: var(--slide-image-mobile) !important; /* 移动端使用竖版图片 */
    background-size: 100% 100% !important; /* 移动端也强制拉伸铺满，避免裁切 */
  }
  .banner-section .btn {
    transform: scale(0.8);
    transform-origin: center center;
  }
  .products-section {
    margin-top: 60vh;
  }
  .slide-title {
    font-size: 24px;
  }
  .slide-desc {
    font-size: 14px;
  }
  .slider-controls {
    bottom: 48px;
  }

  /* 客户logo */
  .clients-logos {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  /* 详情页 */
  .detail-main {
    padding: 20px 16px;
  }
  .detail-title {
    font-size: 22px;
  }
  .detail-content h2 {
    font-size: 18px;
  }
  .detail-stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  /* 侧边咨询(太小屏幕) */
  .contact-popup {
    right: 48px;
    width: 140px;
    height: auto;
    min-height: 80px;
    padding: 10px;
  }
  .qr-image {
    width: 90px;
    height: 90px;
  }
  .phone-number {
    font-size: 13px;
  }
  /* 确保小屏幕弹出框不溢出左侧 */
  .sidebar-contact {
    z-index: 2000;
  }

  /* 方案Hero */
  .sol-hero {
    padding: 72px 0 50px;
  }
  .sol-hero-title {
    font-size: 20px;
  }
  .sol-hero-image {
    max-width: 260px;
    margin: 0 auto;
  }
  .sol-highlights {
    flex-direction: column;
    align-items: center;
  }
  .sol-highlight-item {
    width: 100%;
    max-width: 280px;
  }

  /* 全局区域标题 */
  .section-title {
    font-size: 24px;
  }

  /* 产品section标题 */
  .prod-section-title {
    font-size: 22px;
  }

  /* 页脚：768px 断点微调 */
  .footer-links {
    gap: 20px 16px !important;
  }

  /* 子页面 Banner */
  .sub-page-banner {
    height: 260px !important;
  }
  .sub-page-banner h1 {
    font-size: 26px !important;
  }
  .sub-page-banner p {
    font-size: 16px !important;
  }

  /* 面包屑 */
  .detail-breadcrumb {
    font-size: 13px;
    flex-wrap: wrap;
  }

  .yz-detail-breadcrumb .container {
    flex-wrap: nowrap;
  }

  .yz-detail-breadcrumb a,
  .yz-detail-breadcrumb i {
    flex-shrink: 0;
  }

  .yz-detail-breadcrumb span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    min-width: 0;
  }
  .sidebar-contact .contact-item.is-active .contact-popup {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%) translateX(0);
    pointer-events: auto;
  }

  .hidden-sm {
    display: none !important;
  }
  html {
    font-size: 14px;
  }

  /* 案例轮播 */
  .case-card {
    width: 280px;
    height: 340px;
  }
  .case-card-image {
    height: 150px;
  }
  .case-card-content {
    padding: var(--space-4) var(--space-3);
  }
  .case-card-title {
    font-size: var(--text-base);
  }
  .case-card-desc {
    font-size: var(--text-xs);
    -webkit-line-clamp: 2;
  }
  .cases-carousel-wrapper {
    padding: var(--space-2) 8px;
  }

  /* 案例页筛选栏 */
  .cases-filter .container-fluid {
    padding: 0 12px !important;
  }
  .filter-wrapper {
    gap: 8px !important;
  }
  .filter-tags {
    gap: 8px !important;
  }
  .cases-main-section .container-fluid {
    padding: 0 12px !important;
  }
  .filter-status-bar {
    padding: 12px 16px !important;
  }

  /* 详情页侧边栏 */
  .detail-sidebar-card {
    padding: 14px;
  }
  .detail-sidebar-title {
    font-size: 15px;
  }
  .detail-related-item {
    padding: 8px;
  }
  .detail-qr-card {
    padding: 16px 12px;
  }
  .detail-qr-text {
    font-size: 12px;
  }

  /* Hero 图文区 */
  .sol-hero-content {
    padding: 0 12px;
  }
  .sol-hero-image {
    max-width: 280px;
  }
}

/* ============================================ */
/* 各板块响应式适配 (从 styles.css 归拢) */
/* ============================================ */


@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }
}

@media (max-width: 992px) {
  /* 最新动态：移动端统一卡片尺寸，与产品卡片一致 */
  .news-bento-grid {
    grid-template-columns: 1fr !important;
    gap: 16px;
  }
  .large-card,
  .small-card {
    grid-column: span 1 !important;
    height: 390px !important;
    flex: none !important;
    flex-direction: column !important;
  }
  .small-card {
    flex-direction: column-reverse !important;
  }
  .news-bento-small-column {
    grid-column: span 1 !important;
    display: flex;
    flex-direction: column;
    gap: 16px;
    height: auto !important;
  }
  /* 所有卡片图片统一顶部显示 */
  .large-card .news-bento-image,
  .small-card .news-bento-image {
    width: 100% !important;
    height: 180px !important;
    flex-shrink: 0;
  }
  .news-bento-content {
    flex: 1;
    padding: var(--space-5) var(--space-4);
  }
  .news-bento-title {
    font-size: var(--text-lg) !important;
    -webkit-line-clamp: 2;
  }
  .news-bento-desc {
    font-size: var(--text-sm) !important;
    -webkit-line-clamp: 2;
    margin-bottom: var(--space-4);
  }
  /* 按钮可见 */
  .news-bento-card .solution-link {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px;
    font-size: 13px;
    border-radius: 7px;
    white-space: nowrap;
  }
  /* 取消 PC 端 hover 效果 */
  .news-bento-card:hover {
    transform: none !important;
    box-shadow: 0 4px 16px rgba(0,0,0,0.06), 0 0 0 1px rgba(0,0,0,0.04) !important;
  }
  .news-bento-card:hover .news-bento-image img {
    transform: none !important;
  }
  .news-bento-card:hover .news-bento-title {
    color: var(--text-primary) !important;
  }
}

/* ---------- 行业观察列表页 ---------- */
/* 平板：2 列 */
@media (max-width: 992px) and (min-width: 641px) {
  #insights-list-container,
  .page-list-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 20px !important;
  }
}

/* 手机：1 列 */
@media (max-width: 640px) {
  #insights-list-container,
  .page-list-grid {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
  /* 案例列表容器宽度对齐行业观察卡片 */
  #cases-list-container {
    padding-left: 19px !important;
    padding-right: 19px !important;
    min-height: 200px !important;
  }
  #no-data-hint {
    padding: 80px 0 !important;
    font-size: var(--text-sm) !important;
  }
}

/* 移动端卡片通用样式 */
@media (max-width: 992px) {
  .insight-list-item {
    min-height: auto !important;
  }
  .insight-list-item .solution-link {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px;
    font-size: 13px;
    border-radius: 7px;
    white-space: nowrap;
  }
}

@media (max-width: 768px) {
  .large-card,
  .small-card {
    height: 390px !important;
  }
  .large-card .news-bento-image,
  .small-card .news-bento-image {
    height: 200px !important;
  }
  .news-bento-title {
    font-size: var(--text-base) !important;
  }
  .news-bento-desc {
    font-size: var(--text-xs) !important;
    -webkit-line-clamp: 2;
  }
  .news-bento-card .solution-link {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px;
    font-size: 13px;
    border-radius: 7px;
    white-space: nowrap;
  }
}




@media (max-width: 992px) {
  .article-layout {
    flex-direction: column;
  }

  .article-sidebar {
    width: 100% !important;
  }

  .article-main {
    padding: 30px !important;
  }
}

@media (max-width: 992px) {
  .news-mag-card {
    gap: 25px;
    padding: 20px;
  }
  .news-mag-img-box {
    width: 320px;
    height: 200px;
  }
  .news-mag-title {
    font-size: 20px;
  }
}

@media (max-width: 768px) {
  .news-magazine-wrapper {
    width: 100%;
  }
  .news-mag-card {
    flex-direction: column;
    padding: 0;
    min-height: auto;
  }
  .news-mag-img-box {
    width: 100%;
    height: 150px;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    min-height: auto;
  }
  .news-mag-content {
    padding: 14px 16px;
  }
  .news-mag-meta {
    margin-bottom: 6px;
    font-size: 12px;
  }
  .news-mag-title {
    font-size: 15px;
    margin-bottom: 6px;
  }
  .news-mag-desc {
    font-size: 12px;
    margin-bottom: 12px;
    -webkit-line-clamp: 2;
  }
  .news-mag-card .solution-link {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px;
    font-size: 13px;
    border-radius: 7px;
    white-space: nowrap;
  }
}

@media (max-width: 992px) {
  .detail-layout {
    grid-template-columns: 1fr;
  }

  .detail-sidebar {
    position: static;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    display: grid;
  }

  .detail-featured-image {
    border-radius: 8px;
    margin-bottom: 32px;
  }

  .detail-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* 移动端重构：统一上下产品导航顺序为 [icon] [标签] [产品名] */
  .detail-nav-tip {
    font-size: 13px !important;
  }
  .detail-nav-title {
    font-size: 13px !important;
  }
  .detail-nav-next {
    justify-content: flex-start !important;
  }
  .detail-nav-next i {
    order: 1 !important;
    transform: rotate(180deg) !important;
  }
  .detail-nav-next .detail-nav-tip {
    order: 2 !important;
  }
  .detail-nav-next .detail-nav-text {
    order: 3 !important;
    text-align: right;
  }
  .detail-nav-next .detail-nav-title {
    text-align: right;
  }
}

@media (max-width: 768px) {
  .detail-container {
    padding: 24px 0 80px 0;
  }

  .detail-main {
    padding: 32px 24px;
    border-radius: 0;
  }

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

  .detail-title {
    font-size: 28px;
    margin-bottom: 20px;
  }

  .detail-meta {
    gap: 16px;
    padding-bottom: 24px;
    margin-bottom: 24px;
  }

  .detail-content h2 {
    font-size: 20px;
  }

  .detail-content h3 {
    font-size: 18px;
  }

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

  .detail-featured-image {
    border-radius: 6px;
    margin-bottom: 28px;
  }

  .detail-lead {
    font-size: 17px;
    margin-bottom: 22px;
    padding-bottom: 22px;
  }

  .detail-pullquote {
    padding: 20px 24px;
    margin: 28px 0;
    font-size: 16px;
  }

  .detail-pullquote::before {
    font-size: 48px;
    top: 2px;
    left: 8px;
  }

  .detail-highlight-box {
    padding: 18px 22px;
    margin: 24px 0;
  }

  .detail-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 28px 0;
  }

  .detail-stat-item {
    padding: 24px 16px;
  }

  .detail-stat-number {
    font-size: 28px;
  }

  .detail-inline-image {
    margin: 28px 0;
  }
  .detail-steps {
    margin: 28px 0;
  }
  .detail-step {
    gap: 16px;
    padding-bottom: 26px;
  }
  .detail-step::after {
    left: 18px;
    top: 40px;
  }
  .detail-step-number {
    width: 38px;
    height: 38px;
    font-size: 14px;
  }
  .detail-step-body h4 {
    font-size: 16px;
  }
  .detail-step-body p {
    font-size: 14px;
  }
  .detail-callout {
    padding: 16px 18px 16px 52px;
    margin: 22px 0;
  }
  .detail-callout::before {
    left: 18px;
    top: 18px;
    width: 20px;
    height: 20px;
    font-size: 12px;
  }
  .detail-callout > h4,
  .detail-callout-body h4 {
    font-size: 15px;
  }
  .detail-callout > p,
  .detail-callout-body p {
    font-size: 14px;
  }
  .detail-faq {
    margin: 22px 0;
  }
  .detail-faq-item {
    padding: 14px 16px;
    margin: 0 0 10px 52px;
  }
  .detail-faq-q {
    font-size: 15px;
  }
  .detail-faq-a {
    font-size: 14px;
  }
}

@media (min-width: 1200px) {
  .prod-advantages-grid {
    /* 移除之前的 3 列锁定，让 auto-fit 发挥作用 */
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 992px) {
  .sol-hero-grid {
    grid-template-columns: 1fr !important;
  }

  .prod-advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================
   英智云创移动端适配
   ============================================ */
@media (max-width: 992px) {
  .yz-main {
    padding-top: 72px;
  }

  .yz-nav-actions .yz-nav-cta {
    display: none;
  }

  .yz-page-hero {
    padding: 72px 0 52px;
  }

  .yz-page-hero h1 {
    font-size: 34px;
  }

  .yz-page-hero p {
    font-size: 16px;
  }

  .yz-hero-grid,
  .yz-two-col,
  .yz-contact-grid,
  .yz-detail-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .yz-hero-actions,
  .yz-cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .yz-cta-band .yz-cta-inner {
    align-items: center;
    text-align: center;
  }

  .yz-cta-band h2 {
    font-size: 29px;
  }

  .yz-cta-band .btn-primary {
    font-size: 13px;
    padding: 10px 22px;
  }

  .yz-hero-actions .btn,
  .yz-cta-inner .btn {
    width: 100%;
  }

  .yz-cta-band .yz-cta-inner .btn {
    width: auto;
  }

  .yz-section {
    padding: 56px 0;
  }

  .yz-section-head h2 {
    font-size: 28px;
  }

  .yz-pd-page .yz-section-head .yz-kicker {
    font-size: 28px;
  }

  .yz-service-list {
    gap: 48px;
  }

  .yz-service-art {
    display: none;
  }

  .yz-service-row,
  .yz-service-row.is-reverse {
    grid-template-columns: 1fr;
    gap: 20px;
    background: #fff;
    border: 1px solid #e8ecf2;
    border-radius: 16px;
    padding: 16px 16px 20px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
    cursor: pointer;
  }

  .yz-service-visual img {
    cursor: zoom-in;
  }

  /* 移动端始终图片在上、内容在下，忽略交替反转 */
  .yz-service-row.is-reverse .yz-service-content {
    order: 1;
  }

  .yz-service-row.is-reverse .yz-service-visual {
    order: 0;
    margin-left: 0;
    max-width: 100%;
  }

  .yz-service-content {
    order: 1;
    padding: 0;
  }

  .yz-service-index {
    top: -8px;
    right: 0;
    font-size: 38px;
    color: rgba(0, 82, 217, 0.04);
  }

  .yz-service-title-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
  }

  .yz-service-title-row .yz-service-icon {
    margin-bottom: 0;
    flex-shrink: 0;
  }

  .yz-service-title-row h3 {
    margin-bottom: 0;
    word-break: break-word;
  }

  .yz-service-content h3 {
    font-size: 20px;
  }

  .yz-service-content .yz-service-title-row .yz-service-icon,
  .yz-service-content .yz-service-title-row h3 {
    margin-bottom: 0;
  }

  .yz-service-subtitle {
    font-size: 15px;
    line-height: 1.65;
    margin-bottom: 14px;
  }

  .yz-service-desc {
    font-size: 14px;
    line-height: 1.9;
    margin-bottom: 18px;
  }

  .yz-service-content .yz-meta-line {
    gap: 18px;
    margin-bottom: 20px;
    font-size: 13px;
    line-height: 1.6;
  }

  .yz-service-content .yz-service-icon {
    width: 40px;
    height: 40px;
    font-size: 17px;
    margin-bottom: 12px;
  }
  .yz-service-content .yz-service-icon::before,
  .yz-service-content .yz-service-icon::after {
    inset: 5px;
    border-radius: 5px;
  }
  .yz-service-content .yz-service-icon::after {
    inset: 9px;
    transform: translate(10px, -2px) rotate(45deg);
  }

  .yz-service-visual {
    min-height: 220px;
    order: 0;
    background: transparent;
  }

  .yz-service-visual::before,
  .yz-service-visual::after {
    display: none;
  }

  .yz-service-visual img {
    position: static;
    inset: auto;
    width: 100%;
    height: auto;
    max-height: none;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: 14px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
    z-index: 0;
  }

  .yz-service-visual-placeholder {
    font-size: 48px;
    width: 100%;
    height: auto;
    max-height: none;
    aspect-ratio: 4 / 3;
    border-radius: 14px;
    background: #f5f7fb;
  }

  /* 图片灯箱（移动端） */
  .yz-img-lightbox {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(0, 0, 0, 0.88);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.24s ease, visibility 0.24s ease;
  }

  .yz-img-lightbox.is-open {
    opacity: 1;
    visibility: visible;
  }

  .yz-img-lightbox img {
    max-width: 92vw;
    max-height: 85vh;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
  }

  .yz-img-lightbox-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(255, 255, 255, 0.16);
    color: #fff;
    font-size: 28px;
    line-height: 1;
    border-radius: 50%;
    cursor: pointer;
    backdrop-filter: blur(8px);
  }

  .yz-scenario-grid,
  .yz-scenario-grid-compact,
  .yz-process-line,
  .yz-benefit-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .yz-detail-side {
    position: static;
  }

  .yz-contact-form {
    grid-template-columns: 1fr;
  }

  .yz-home-hero {
    min-height: 500px;
    padding: 0;
    background: #080d21;
  }
  .yz-hero-backdrop,
  .yz-hero-grid-overlay,
  .yz-hero-ambient {
    display: none;
  }

  .yz-home-hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    min-width: 0;
  }

  .yz-home-case-viewport {
    height: auto;
    min-height: auto;
  }

  .yz-home-case-viewport::before,
  .yz-home-case-viewport::after {
    display: none;
  }

  .yz-home-case-slide {
    grid-template-columns: 1fr;
    height: auto;
    -webkit-mask-image: none;
    mask-image: none;
  }

  .yz-home-case-slide::before,
  .yz-home-case-slide::after {
    display: none;
  }

  .yz-home-case-slide-copy {
    margin-right: 0;
    padding: 30px;
    clip-path: none;
  }

  .yz-home-case-slide-copy::before,
  .yz-home-case-slide-copy::after {
    display: none;
  }

  .yz-home-case-slide-visual {
    order: -1;
    height: auto;
    min-height: 280px;
  }

  .yz-home-case-slide-visual img,
  .yz-home-case-slide-fallback {
    height: 100%;
    min-height: 280px;
  }

  .yz-home-case-prev {
    display: none;
  }

  .yz-home-case-next {
    display: none;
  }

  .yz-home-case-mobile-nav {
    display: flex !important;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin: 0 auto 18px;
    pointer-events: auto;
  }

  .yz-home-case-mobile-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #fff;
    border: 1px solid rgba(22, 42, 72, 0.16);
    color: #243244;
    box-shadow: 0 4px 14px rgba(20, 46, 86, 0.10);
    cursor: pointer;
    font-size: 13px;
    transition: background .2s ease, color .2s ease, border-color .2s ease;
  }

  .yz-home-case-mobile-btn:hover,
  .yz-home-case-mobile-btn:active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
  }

  .yz-home-case-slide h3 {
    font-size: 28px;
  }

  .yz-home-case-slide-copy > p {
    margin-bottom: 26px;
  }

  .yz-home-hero-copy,
  .yz-home-hero-board {
    min-width: 0;
    max-width: 100%;
  }

  .yz-kicker-hero {
    font-size: 13px;
    margin-bottom: 12px;
    padding: 5px 12px;
    white-space: nowrap;
  }

  .yz-hero-badges {
    margin-bottom: 18px;
    gap: 6px;
  }
  .yz-badge-tag {
    font-size: 11px;
    padding: 4px 10px;
  }

  .yz-home-hero-copy h1 {
    font-size: 34px;
    line-height: 1.15;
    margin-bottom: 16px;
    overflow-wrap: anywhere;
  }

  .yz-home-hero-copy p {
    font-size: 15px;
    line-height: 1.75;
    margin-bottom: 24px;
    color: #111827;
  }

  .yz-hero-actions {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 10px;
    align-items: flex-start;
    margin-bottom: 28px;
  }
  .yz-hero-actions .yz-hero-btn,
  .yz-hero-actions .yz-hero-btn-outline {
    flex: 0 0 auto;
    width: auto;
    min-width: 142px;
    max-width: 100%;
    text-align: center;
    padding: 14px 20px;
    font-size: 15px;
  }

  .yz-hero-proof {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
  }
  .yz-proof-item {
    min-width: 0;
    padding: 12px 8px;
  }
  .yz-proof-num {
    font-size: 24px;
  }
  .yz-proof-label {
    font-size: 11px;
  }

  .yz-home-hero-board {
    display: block;
    padding: 16px;
  }
  .yz-board-header small {
    display: none;
  }
  .yz-board-metrics-row {
    gap: 8px;
  }
  .yz-board-metric-card {
    padding: 12px;
  }
  .yz-metric-val {
    font-size: 20px;
  }
  .yz-board-flow-viz {
    gap: 3px;
    padding: 8px 4px;
    overflow: hidden;
  }
  .yz-flow-step span {
    font-size: 9px;
  }
  .yz-board-cards {
    gap: 8px;
  }
  .yz-board-card {
    min-height: 74px;
    padding: 12px;
  }

  .yz-home-service-grid,
  .yz-home-scenario-strip {
    grid-template-columns: repeat(2, 1fr);
  }

}

@media (max-width: 640px) {
  .yz-page-hero h1 {
    font-size: 27px;
  }

  .yz-hero-panel,
  .yz-contact-info,
  .yz-contact-form,
  .yz-detail-content {
    padding: 22px;
  }

  .yz-scenario-grid,
  .yz-scenario-grid-compact,
  .yz-process-line,
  .yz-benefit-grid {
    grid-template-columns: 1fr;
  }

  .yz-contact-card {
    grid-template-columns: 24px 1fr;
  }

  .yz-contact-card strong {
    grid-column: 2;
  }

  .yz-contact-qrs {
    flex-direction: column;
  }

  .yz-contact-qr-item {
    min-height: 196px;
  }

  .yz-table-wrap {
    margin: 0 -12px;
    padding: 0 12px;
  }

  .yz-compare-table th,
  .yz-compare-table td {
    padding: 14px 12px;
    font-size: 13px;
    min-width: 130px;
  }

  .yz-compare-table {
    min-width: 560px;
    table-layout: fixed;
  }

  .yz-compare-table th:nth-child(1),
  .yz-compare-table td:nth-child(1) {
    width: 94px;
    min-width: 94px;
    white-space: normal;
    word-break: break-all;
  }

  .yz-compare-table th:nth-child(2),
  .yz-compare-table td:nth-child(2) {
    width: 244px;
    min-width: 244px;
  }

  .yz-compare-table th:nth-child(3),
  .yz-compare-table td:nth-child(3) {
    width: 92px;
    min-width: 92px;
    white-space: normal;
    word-break: break-all;
  }

  .yz-compare-table th:nth-child(4),
  .yz-compare-table td:nth-child(4) {
    width: 84px;
    min-width: 84px;
    padding-left: 8px;
    padding-right: 8px;
    text-align: center;
  }

  .yz-compare-table td:first-child,
  .yz-compare-table td:last-child {
    white-space: normal;
  }

  .yz-compare-table td:first-child .yz-service-icon {
    display: none;
  }

  .yz-compare-table .yz-compare-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    max-width: 100%;
    min-height: 26px;
    padding: 4px 6px;
    border-radius: 999px;
    font-size: 12px;
    line-height: 1;
    white-space: nowrap;
  }

  .yz-home-hero-copy h1 {
    font-size: 29px;
  }

  .yz-hero-badges {
    gap: 5px;
  }
  .yz-badge-tag {
    font-size: 10px;
    padding: 3px 8px;
  }

  .yz-hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }
  .yz-hero-actions .yz-hero-btn,
  .yz-hero-actions .yz-hero-btn-outline {
    width: auto;
    min-width: 142px;
    max-width: 100%;
    padding: 14px 20px;
    font-size: 15px;
  }

  .yz-hero-proof {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }
  .yz-proof-item {
    padding: 10px 8px;
  }
  .yz-proof-num {
    font-size: 22px;
  }
  .yz-proof-unit {
    font-size: 14px;
  }

  .yz-board-metrics-row {
    grid-template-columns: 1fr 1fr;
  }
  .yz-board-flow-viz {
    flex-wrap: nowrap;
    gap: 2px;
    padding: 8px 3px;
  }
  .yz-flow-step span {
    font-size: 8px;
  }
  .yz-flow-connector {
    flex-shrink: 0;
  }

  .yz-board-cards {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .yz-board-card {
    min-height: 64px;
    padding: 10px;
  }

  .yz-home-service-grid,
  .yz-home-scenario-strip {
    grid-template-columns: 1fr;
  }

  .yz-home-service-card,
  .yz-home-scenario-card,
  .yz-home-case-empty {
    padding: 22px;
  }

  .yz-home-case-top {
    margin-bottom: 24px;
  }

  .yz-home-case-top h2 {
    font-size: 28px;
  }

  .yz-home-case-arrow {
    display: none;
  }

  .yz-home-case-mobile-btn {
    width: 32px;
    height: 32px;
    font-size: 12px;
  }

  .yz-home-case-mobile-nav {
    gap: 10px;
    margin-bottom: 16px;
  }

  .yz-home-case-slide-copy {
    padding: 24px;
  }

  .yz-home-case-slide-visual,
  .yz-home-case-slide-visual img,
  .yz-home-case-slide-fallback {
    min-height: 220px;
  }

  .yz-home-case-slide h3 {
    font-size: 24px;
  }

  .yz-home-case-slide-copy > p {
    font-size: 15px;
  }

  .yz-home-case-pill-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: stretch;
    gap: 10px;
    width: 100%;
    margin-bottom: 22px;
  }

  .yz-home-case-pill-row .yz-home-case-pill {
    display: flex;
    flex: none;
    min-width: 0;
    width: 100%;
    max-width: 100%;
    min-height: 34px;
    padding: 7px 4px;
    justify-content: center;
    text-align: center;
    font-size: 12px;
    line-height: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .yz-home-case-pill-row .yz-home-case-pill-product span,
  .yz-home-case-pill-row .yz-home-case-pill-scene {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .yz-home-case-pill-row .yz-home-case-pill-product i {
    flex: 0 0 auto;
    margin-left: 4px;
    font-size: 10px;
    line-height: 1;
  }

  .yz-home-case-progress {
    width: 100%;
  }

  .yz-home-case-carousel:hover .yz-home-case-slide.active .yz-home-case-progress span {
    animation-play-state: running !important;
  }

  .yz-home-service-card {
    min-height: auto;
  }

  /* 产品中心手风琴 → 移动端垂直列表 */
  .yz-product-section-container {
    max-width: 100%;
    width: 100%;
  }

  .yz-product-accordion {
    flex-direction: column;
    height: auto;
    gap: 12px;
  }

  .yz-product-accordion-panel {
    flex: none !important;
    overflow: visible;
    height: auto;
    cursor: default;
    transition: none;
    /* Mobile: show product image behind a light overlay for readability */
    background-color: #fff !important;
    background-image:
      linear-gradient(to bottom, rgba(255, 255, 255, 0.96) 0%, rgba(255, 255, 255, 0.92) 100%),
      var(--product-image, none),
      linear-gradient(160deg, #f0f4fa 0%, #e0e8f5 100%) !important;
    background-size: auto, cover, auto !important;
    background-position: center, center, center !important;
  }

  .yz-product-accordion-panel:nth-child(1),
  .yz-product-accordion-panel:nth-child(4) {
    background-image:
      linear-gradient(to bottom, rgba(242, 245, 255, 0.96) 0%, rgba(226, 233, 252, 0.92) 100%),
      var(--product-image, none),
      linear-gradient(160deg, #eef2ff 0%, #dfe7fb 100%) !important;
  }

  .yz-product-accordion-panel:nth-child(2),
  .yz-product-accordion-panel:nth-child(5) {
    background-image:
      linear-gradient(to bottom, rgba(244, 248, 255, 0.96) 0%, rgba(231, 240, 255, 0.92) 100%),
      var(--product-image, none),
      linear-gradient(160deg, #edf5ff 0%, #dbeaff 100%) !important;
  }

  .yz-product-accordion-panel:nth-child(3),
  .yz-product-accordion-panel:nth-child(6) {
    background-image:
      linear-gradient(to bottom, rgba(240, 253, 253, 0.96) 0%, rgba(222, 247, 247, 0.92) 100%),
      var(--product-image, none),
      linear-gradient(160deg, #e7fbfb 0%, #d5f3f4 100%) !important;
  }

  /* Override desktop white-text on expanded panel for mobile readability */
  .yz-product-accordion-panel.is-expanded .yz-pa-item {
    color: var(--text-primary) !important;
  }
  .yz-product-accordion-panel.is-expanded .yz-pa-icon {
    /* diamond badge keeps its own styling */
  }
  .yz-product-accordion-panel.is-expanded .yz-pa-body h3 {
    color: var(--color-primary) !important;
  }
  .yz-product-accordion-panel.is-expanded .yz-pa-body p {
    color: var(--color-primary) !important;
  }

  .yz-product-accordion-panel.is-expanded {
    border-color: #e8edf5;
  }

  .yz-product-accordion-panel::after {
    display: none;
  }

  .yz-product-accordion:hover > .yz-product-accordion-panel {
    flex: none !important;
  }

  .yz-product-accordion:hover > .yz-product-accordion-panel:hover {
    flex: none !important;
    transform: none;
    box-shadow: none;
    border-color: #e8edf5;
  }

  .yz-pa-item {
    display: grid;
    grid-template-columns: 38px minmax(0, 1fr);
    column-gap: 12px;
    row-gap: 14px;
    align-items: start;
    padding: 22px;
    color: var(--text-primary);
  }

  .yz-pa-icon {
    grid-column: 1;
    grid-row: 1;
    align-self: center;
    margin-bottom: 0;
    color: #fff;
  }
  .yz-pa-icon::before,
  .yz-pa-icon::after {
    background: linear-gradient(135deg, var(--color-primary), #7dd3fc);
  }

  /* Bug fix: prevent sticky :hover tap colour shifts on mobile */
  .yz-product-accordion:hover > .yz-product-accordion-panel .yz-pa-item,
  .yz-product-accordion:not(.is-interacting):has(> .yz-product-accordion-panel:hover) > .yz-product-accordion-panel .yz-pa-item,
  .yz-product-accordion:hover > .yz-product-accordion-panel:hover .yz-pa-item {
    color: var(--text-primary) !important;
  }
  .yz-product-accordion:hover > .yz-product-accordion-panel .yz-pa-body h3,
  .yz-product-accordion:not(.is-interacting):has(> .yz-product-accordion-panel:hover) > .yz-product-accordion-panel .yz-pa-body h3,
  .yz-product-accordion:hover > .yz-product-accordion-panel:hover .yz-pa-body h3,
  .yz-product-accordion:hover > .yz-product-accordion-panel .yz-pa-body p,
  .yz-product-accordion:not(.is-interacting):has(> .yz-product-accordion-panel:hover) > .yz-product-accordion-panel .yz-pa-body p,
  .yz-product-accordion:hover > .yz-product-accordion-panel:hover .yz-pa-body p {
    color: var(--color-primary) !important;
  }
  .yz-product-accordion:hover > .yz-product-accordion-panel .yz-pa-icon,
  .yz-product-accordion:not(.is-interacting):has(> .yz-product-accordion-panel:hover) > .yz-product-accordion-panel .yz-pa-icon,
  .yz-product-accordion:hover > .yz-product-accordion-panel:hover .yz-pa-icon {
    /* diamond badge keeps its own styling */
  }

  .yz-pa-body {
    display: contents;
    opacity: 1;
  }

  .yz-pa-body h3 {
    grid-column: 2;
    grid-row: 1;
    align-self: center;
    margin: 0;
    max-width: 100%;
    transform: none;
  }

  .yz-pa-body h3,
  .yz-pa-body p {
    color: var(--color-primary);
  }

  .yz-pa-body p {
    grid-column: 1 / -1;
    margin-top: 0;
    -webkit-line-clamp: unset;
  }

  .yz-pa-meta {
    opacity: 1;
    max-height: none;
  }

  .yz-pa-extra {
    grid-column: 1 / -1;
    margin-top: 0;
    opacity: 1;
    max-height: none;
  }

  .yz-pa-detail,
  .yz-pa-detail span {
    color: var(--text-secondary);
  }

  .yz-pa-detail strong,
  .yz-pa-feature-list i {
    color: var(--text-primary);
  }

  .yz-pa-btn {
    grid-column: 1 / -1;
    justify-self: start;
    opacity: 1;
    transform: none;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px;
    font-size: 13px;
    border-radius: 7px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
  }

  .yz-service-row .yz-card-detail-btn {
    display: none;
  }

  .yz-card-detail-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px;
    font-size: 13px;
    border-radius: 7px;
    white-space: nowrap;
  }

  .yz-solution-main-cta,
  .yz-home-case-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px;
    font-size: 13px;
    border-radius: 7px;
    white-space: nowrap;
  }

}


/* ========== 英智云创关于我们 移动端 ========== */
@media (max-width: 992px) {
  .yz-about-top-banner {
    height: 240px;
  }

  .yz-about-top-banner-text {
    gap: 12px;
  }

  .yz-about-top-banner-text h2 {
    font-size: 34px;
    letter-spacing: 2px;
  }

  .yz-about-top-banner-text p {
    font-size: 17px;
    letter-spacing: 1px;
  }

  .yz-about-hero-grid,
  .yz-about-contrast-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    align-items: start;
  }

  .yz-about-hero-visual {
    min-height: 0;
  }

  .yz-about-hero-banner {
    height: auto;
    min-height: 0;
  }

  .yz-about-page .yz-about-hero .yz-hero-actions {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }

  .yz-about-page .yz-about-hero .yz-hero-actions .yz-hero-btn,
  .yz-about-page .yz-about-hero .yz-hero-actions .yz-hero-btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: auto;
    min-width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px;
    border-radius: 7px;
    font-size: 13px;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
  }

  .yz-about-belief-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .yz-about-mv-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .yz-about-mv-card {
    padding: 38px 28px 34px;
  }

  .yz-about-mv-label {
    margin-bottom: 24px;
    font-size: 28px;
  }

  .yz-about-mv-card h3 {
    margin-bottom: 18px;
    font-size: 24px;
  }

  .yz-about-mv-card p {
    font-size: 17px;
  }

  .yz-about-mv-strip {
    grid-template-columns: 1fr;
    margin-top: 24px;
  }

  .yz-about-mv-point {
    padding: 24px 26px;
  }

  .yz-about-mv-point + .yz-about-mv-point {
    border-left: 0;
    border-top: 1px solid rgba(148, 163, 184, 0.45);
  }

  /* 流程 → 竖向 */
  .yz-about-method-flow {
    flex-direction: column;
    gap: 24px;
    padding: 0;
  }
  .yz-about-method-item {
    flex: none;
    width: 100%;
    max-width: none;
    min-width: 0;
  }
  .yz-about-method-step {
    text-align: left;
    padding: 68px 20px 22px;
    position: relative;
    flex: none;
  }
  .yz-about-method-circle {
    position: absolute;
    left: 20px;
    top: 16px;
    margin: 0;
    width: 44px;
    height: 44px;
    border-width: 2px;
  }
  .yz-about-method-circle span {
    font-size: 16px;
  }
  .yz-about-method-illust {
    width: 130px;
    height: 101px;
    margin: 28px auto 16px;
  }
  .yz-about-method-step p {
    text-align: left;
  }
  .yz-about-method-arrow {
    margin-top: 10px;
    padding: 13px 24px;
    font-size: 17px;
    clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 50%, calc(100% - 18px) 100%, 0 100%, 14px 50%);
  }
  .yz-about-method .yz-section-head h2,
  .yz-about-beliefs .yz-section-head h2,
  .yz-about-mission-vision .yz-section-head h2,
  .yz-about-contrast .yz-section-head h2 {
    font-size: 28px;
  }

  .yz-about-page .yz-about-hero .yz-about-hero-title {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: none;
    margin: 0 auto 22px;
    font-size: 28px;
    text-align: center;
  }

  .yz-about-page .yz-about-hero .yz-about-hero-title::after {
    display: none;
  }

  .yz-about-contact-head {
    margin-bottom: 36px;
  }

  .yz-about-contact-head h2 {
    font-size: 28px;
  }

  .yz-about-contact-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }

  .yz-about-contact-card {
    min-height: 260px;
    padding: 36px 22px 30px;
  }

}

@media (max-width: 640px) {
  .yz-about-top-banner {
    height: 190px;
  }

  .yz-about-top-banner-text {
    gap: 8px;
  }

  .yz-about-top-banner-text h2 {
    font-size: 26px;
    line-height: 1.35;
    letter-spacing: 1px;
  }

  .yz-about-top-banner-text p {
    font-size: 17px;
    line-height: 1.5;
  }

  .yz-about-hero h1 {
    font-size: 1.6rem;
  }

  .yz-about-page .yz-about-hero .yz-about-hero-title {
    font-size: 24px;
  }

  .yz-about-page .yz-about-hero .yz-hero-actions {
    justify-content: space-between;
    width: 100%;
  }

  .yz-about-page .yz-about-hero .yz-hero-actions .yz-hero-btn,
  .yz-about-page .yz-about-hero .yz-hero-actions .yz-hero-btn-outline {
    height: 34px;
    min-height: 34px;
    padding: 8px 14px;
    font-size: 13px;
  }

  .yz-about-method .yz-section-head h2,
  .yz-about-beliefs .yz-section-head h2,
  .yz-about-mission-vision .yz-section-head h2,
  .yz-about-contrast .yz-section-head h2 {
    font-size: 24px;
  }

  .yz-about-belief-grid article,
  .yz-about-contrast article {
    padding: 22px 18px;
  }

  .yz-about-method-step {
    padding: 64px 16px 18px;
  }

  .yz-about-method-circle {
    top: 14px;
    left: 16px;
  }
  .yz-about-method-step p {
    font-size: 13px;
  }
  .yz-about-method-illust {
    width: 120px;
    height: 93px;
    margin: 28px auto 14px;
  }

  .yz-about-belief-grid {
    grid-template-columns: 1fr;
  }

  .yz-about-mv-grid {
    gap: 16px;
  }

  .yz-about-mv-card {
    padding: 28px 20px 26px;
  }

  .yz-about-mv-label {
    gap: 12px;
    margin-bottom: 20px;
    font-size: 24px;
  }

  .yz-about-mv-label .yz-about-mv-icon {
    width: 38px;
    height: 38px;
    font-size: 15px;
  }
  .yz-about-mv-label .yz-about-mv-icon::before,
  .yz-about-mv-label .yz-about-mv-icon::after {
    inset: 5px;
    border-radius: 5px;
  }
  .yz-about-mv-label .yz-about-mv-icon::after {
    inset: 9px;
    transform: translate(10px, -2px) rotate(45deg);
  }

  .yz-about-mv-card h3 {
    margin-bottom: 14px;
    font-size: 20px;
  }

  .yz-about-mv-card p {
    font-size: 14px;
    line-height: 1.7;
  }

  .yz-about-mv-point {
    grid-template-columns: 34px 1fr;
    gap: 12px;
    padding: 20px 104px 20px 18px;
  }

  .yz-about-mv-point i {
    width: 28px;
    height: 28px;
    font-size: 16px;
  }

  .yz-about-mv-point strong {
    font-size: 18px;
  }

  .yz-about-mv-point span {
    font-size: 14px;
  }

  .yz-about-mission-vision .yz-section-head h2 {
    font-size: 24px;
  }

  .yz-about-contrast-label {
    font-size: 19px;
  }
  .yz-about-contrast li {
    grid-template-columns: 30px 1fr;
    gap: 12px;
    font-size: 14px;
  }
  .yz-about-contrast li > i {
    width: 30px;
    height: 30px;
  }
  .yz-about-contrast-note {
    font-size: 16px;
    line-height: 1.7;
  }

  .yz-about-contact-grid {
    grid-template-columns: 1fr;
  }

  .yz-about-contact-card {
    min-height: auto;
  }

  .yz-about-contact-card h3 {
    font-size: 20px;
  }

  .yz-about-contact-card strong {
    font-size: 18px;
  }
}

/* ========== YZYC Cases & Case Detail 移动端 ========== */
@media (max-width: 992px) {
  .yz-case-featured-body {
    grid-template-columns: 1fr;
  }

  .yz-case-featured-img {
    min-height: 220px;
  }

  .yz-case-featured-info {
    padding: 24px;
  }

  .yz-case-featured-title {
    font-size: 20px;
  }

  .yz-case-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .yz-case-detail-layout {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 32px 0;
  }

  .yz-case-detail-sidebar {
    position: static;
  }

  .yz-case-detail-cta-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .yz-case-detail-cta-card .yz-btn {
    align-self: center;
  }

  .yz-case-detail-title {
    font-size: 26px;
  }

  .yz-case-detail-nav {
    grid-template-columns: 1fr;
  }

  .yz-case-detail-nav-item {
    padding: 14px 16px;
    justify-content: flex-start;
  }

  .yz-case-detail-nav-next {
    flex-direction: row;
    justify-content: flex-end;
    text-align: left;
  }

  .yz-case-detail-nav-next i {
    transform: none;
  }

  .yz-case-detail-nav-item > div {
    display: flex;
    align-items: baseline;
    gap: 8px;
    overflow: hidden;
    min-width: 0;
    flex: 1;
  }

  .yz-case-detail-nav-label {
    display: inline;
    flex-shrink: 0;
    white-space: nowrap;
    margin-bottom: 0;
    color: var(--color-primary);
    font-size: 15px;
  }

  .yz-case-detail-nav-title {
    max-width: 18em;
    display: inline;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    min-width: 0;
    flex: 0 1 auto;
    font-size: 13px;
  }

  .yz-case-detail-nav-next .yz-case-detail-nav-title {
    flex: 0 1 auto;
    max-width: 18em;
  }

  .yz-case-detail-nav-next > div {
    flex: 0 1 auto;
    justify-content: flex-end;
  }

  .yz-case-detail-gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
}

@media (max-width: 640px) {
  .yz-case-grid {
    grid-template-columns: 1fr;
  }

  .yz-case-card-img {
    height: 180px;
  }

  .yz-case-featured-meta {
    gap: 10px;
  }

  .yz-case-detail-title {
    font-size: 22px;
  }

  .yz-case-detail-meta {
    gap: 12px;
    font-size: 13px;
  }

  .yz-case-detail-gallery-grid {
    grid-template-columns: 1fr;
  }

  .yz-case-detail-nav-title {
    max-width: 18em;
  }
}

/* YZYC — Homepage image carousel banner layering (mobile) */
@media (max-width: 992px) {
  /* Ensure hero has dark background (not blank white) */
  .yz-home-hero {
    min-height: auto;
    display: block;
    background: #f6f8fc !important;
    padding: 0 0 22px;
    overflow: visible;
  }
  /* Grid and copy sit above slider & overlay */
  .yz-home-hero-grid {
    position: relative;
    z-index: 2;
    padding-top: 22px;
    padding-bottom: 0;
  }
  .yz-home-hero-copy {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    text-align: center;
  }
  /* Mobile scheme A: image first, content below */
  .yz-home-banner-slider {
    position: relative;
    inset: auto;
    z-index: 0;
    width: 100%;
    max-width: 430px;
    margin: 0 auto;
    height: 292px;
    overflow: hidden;
    background: #eaf3ff;
  }
  .yz-home-banner-slider::after {
    content: "";
    position: absolute;
    inset: 0;
    display: block;
    z-index: 2;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(255,255,255,0) 58%, rgba(246,248,252,0.86) 100%);
  }
  .yz-home-banner-slide {
    position: absolute;
    inset: 0;
    background-size: 100% 100%;
    background-position: center;
    background-repeat: no-repeat;
    /* Mobile-first uses --banner-mobile-image, fallback to --banner-image */
    background-image: var(--banner-mobile-image, var(--banner-image));
    opacity: 0;
    transition: opacity 0.8s ease;
    z-index: 0;
  }
  .yz-home-banner-slide.active {
    opacity: 1;
    z-index: 1;
  }
  /* Dots above the mobile hero kicker, sized for touch */
  .yz-home-banner-dots {
    position: relative;
    bottom: auto;
    left: auto;
    transform: none;
    order: -1;
    z-index: 3;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin-top: 0;
    margin-bottom: 12px;
  }
  .yz-home-banner-dot {
    width: 24px;
    height: 3px;
    padding: 0;
    border: none;
    border-radius: 999px;
    background: #dbe8ff;
    cursor: pointer;
    transition: all 0.25s ease;
  }
  .yz-home-banner-dot.active,
  .yz-home-banner-dot:hover {
    background: #0052d9;
  }

  /* Arrow buttons — smaller, closer to edge, lowered toward CTA on mobile */
  .yz-home-banner-arrow {
    width: 36px;
    height: 36px;
    font-size: 14px;
    background: rgba(0, 0, 0, 0.3);
    top: 146px;
    transform: translateY(-50%);
  }
  .yz-home-banner-arrow--left {
    left: 8px;
  }
  .yz-home-banner-arrow--right {
    right: 8px;
  }

  /* Mobile homepage hero: keep CTA buttons in one balanced row */
  .yz-home-hero-copy .yz-hero-actions {
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: space-between;
    align-items: center;
    width: min(100%, 420px);
    max-width: calc(100vw - 48px);
    margin-left: auto;
    margin-right: auto;
    gap: 12px;
  }
  .yz-home-hero-copy .yz-hero-actions .yz-hero-btn,
  .yz-home-hero-copy .yz-hero-actions .yz-hero-btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 1 1 0;
    width: auto;
    height: 40px;
    min-height: 40px;
    min-width: 0;
    max-width: none;
    padding: 8px 14px;
    font-size: 15px;
    text-align: center;
    white-space: nowrap;
  }

  .yz-home-hero-copy .yz-hero-actions .yz-hero-btn-outline,
  .yz-home-hero-copy .yz-hero-actions .yz-hero-btn-outline:visited,
  .yz-home-hero-copy .yz-hero-actions .yz-hero-btn-outline:hover,
  .yz-home-hero-copy .yz-hero-actions .yz-hero-btn-outline:focus,
  .yz-home-hero-copy .yz-hero-actions .yz-hero-btn-outline:active {
    border-color: #0052d9;
    background: #fff;
    color: #0052d9;
    box-shadow: none;
    transform: none;
  }

  .yz-home-hero-copy .yz-hero-actions .yz-hero-btn:only-child,
  .yz-home-hero-copy .yz-hero-actions .yz-hero-btn-outline:only-child {
    flex: 0 0 auto;
    padding-left: 22px;
    padding-right: 22px;
  }

  /* Banner 底部功能卡片（移动端） */
  .yz-banner-card-strip {
    position: relative;
    z-index: 3;
    margin-top: 0;
    margin-bottom: 0;
    padding: 0 16px;
    background: #f6f8fc;
  }

  .yz-banner-card-strip .container {
    max-width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 120px;
    align-items: start;
    gap: 12px;
    overflow: visible;
  }

  .yz-banner-card {
    position: relative;
    align-self: start;
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr);
    grid-template-areas:
      "icon title"
      "desc desc";
    column-gap: 14px;
    row-gap: 4px;
    min-height: 120px;
    padding: 16px 14px;
    overflow: hidden;
    background: #fff;
    border-radius: 8px;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    text-decoration: none;
    color: #333;
    transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease, min-height 0.25s ease, padding 0.25s ease;
  }

  .yz-banner-card:hover {
    background: #fff;
    color: #333;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    min-height: 120px;
    padding: 16px 14px;
    transform: none;
    z-index: auto;
  }

  .yz-banner-card:hover h3 {
    color: #1a1a1a;
  }

  .yz-banner-card:hover p {
    color: #666;
  }

  .yz-banner-card .yz-banner-card-icon {
    width: 26px;
    height: 26px;
    font-size: 11px;
  }
  .yz-banner-card .yz-banner-card-icon::before,
  .yz-banner-card .yz-banner-card-icon::after {
    inset: 3px;
    border-radius: 4px;
  }
  .yz-banner-card .yz-banner-card-icon::after {
    inset: 6px;
    transform: translate(6px, -1px) rotate(45deg);
  }

  .yz-banner-card .yz-banner-card-icon i {
    font-size: 11px;
  }

  .yz-banner-card h3 {
    grid-area: title;
    font-size: 15px;
    font-weight: 700;
    margin: 3px 0 0 0;
    line-height: 1.35;
    color: #1a1a1a;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .yz-banner-card p {
    grid-area: desc;
    font-size: 15px;
    line-height: 1.5;
    color: #666;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .yz-banner-card .yz-banner-card-action {
    position: absolute;
    left: 50%;
    bottom: 14px;
    transform: translate(-50%, 10px);
    font-size: 0.8rem;
    font-weight: 600;
    color: #fff;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease, visibility 0.25s ease, transform 0.25s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    white-space: nowrap;
  }


  .yz-banner-card:hover .yz-banner-card-action {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translate(-50%, 10px);
  }
  /* 窄屏单列 */
  @media (max-width: 480px) {
    .yz-banner-card-strip .container {
      grid-template-columns: 1fr;
      gap: 12px;
    }
  }
}

/* ============================================
   首页解决方案 Tab 式布局 - 移动端适配
   ============================================ */
@media (max-width: 992px) {
  .yz-solution-main {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .yz-solution-main-left {
    padding: 32px 26px;
  }

  .yz-solution-main-right {
    padding: 20px 18px 28px;
    min-height: 340px;
  }

  .yz-solution-visual,
  .yz-solution-capability {
    max-width: 320px;
  }

  .yz-solution-visual[data-template="2"] {
    max-width: 320px;
  }

  .yz-solution-visual[data-template="3"] {
    max-width: 320px;
  }

  .yz-flow-stack {
    max-width: 100%;
    gap: 10px;
  }

  .yz-flow-layer {
    grid-template-columns: 112px minmax(0, 1fr);
    gap: 12px;
    min-height: 70px;
    padding: 12px 14px;
  }

  .yz-flow-layer-chips {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .yz-flow-layer-head {
    font-size: 15px;
  }

  .yz-flow-chip {
    min-height: 32px;
    padding: 0 9px;
    font-size: 12px;
  }

  .yz-solution-main-title {
    font-size: 24px;
  }

  .yz-solution-bottom {
    grid-template-columns: 1fr;
  }

  /* 平台能力模板 - 平板适配 */
  .yz-platform-cards {
    gap: 10px;
  }
  .yz-platform-card {
    padding: 16px 11px 14px;
    border-radius: 14px;
  }
  .yz-platform-card-icon {
    width: 36px;
    height: 36px;
    font-size: 17px;
  }
  .yz-platform-card-heading {
    font-size: 14px;
  }
  .yz-platform-chips {
    justify-content: space-between;
    gap: 6px;
  }
  .yz-platform-chip {
    flex: 0 0 calc(50% - 3px);
    padding: 5px 11px;
    font-size: 11px;
  }
  .yz-platform-pill-text {
    font-size: 12px;
    padding: 6px 18px;
  }

  /* 解决方案页卡片 CTA 统一尺寸 */
  .yz-sols-ind-card .yz-sols-ind-card-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px;
    font-size: 13px;
    border-radius: 7px;
    white-space: nowrap;
  }

  .yz-sols-sc-card .yz-sols-sc-card-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px;
    font-size: 13px;
    border-radius: 7px;
    white-space: nowrap;
  }
}

@media (max-width: 640px) {
  .yz-solution-tabs {
    display: grid;
    grid-template-columns: repeat(2, max-content);
    justify-content: center;
    justify-items: start;
    gap: 10px 8px;
    margin-bottom: 20px;
  }

  .yz-solution-tab {
    padding: 8px 16px;
    font-size: 13px;
    max-width: 168px;
    width: auto;
    justify-self: start;
  }

  .yz-solution-main-left {
    padding: 24px 18px;
  }

  .yz-solution-main-right {
    padding: 16px 12px 24px;
    min-height: 280px;
  }

  .yz-solution-visual,
  .yz-solution-capability {
    max-width: 280px;
  }

  .yz-solution-visual[data-template="2"] {
    max-width: 280px;
  }

  .yz-solution-visual[data-template="3"] {
    max-width: 280px;
  }

  .yz-flow-stack {
    max-width: 100%;
    gap: 8px;
  }

  .yz-flow-layer {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 10px;
  }

  .yz-flow-layer-head {
    justify-content: center;
    font-size: 15px;
  }

  .yz-flow-layer-chips {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 5px;
  }

  .yz-flow-chip {
    min-height: 28px;
    padding: 0 3px;
    font-size: 10px;
  }

  .yz-flow-support {
    height: 34px;
    margin: -5px auto;
  }

  .yz-solution-main-title {
    font-size: 21px;
    margin-bottom: 10px;
  }

  .yz-solution-main-desc {
    font-size: 14px;
    min-height: 75.6px;
    margin-bottom: 16px;
  }

  .yz-solution-main-left .yz-solution-main-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 104px;
    width: 104px;
    height: 34px;
    min-height: 34px;
    padding: 8px 18px;
    border-radius: 7px;
    font-size: 13px;
    line-height: 1.2;
    white-space: nowrap;
  }

  .yz-solution-sub {
    padding: 20px 16px;
  }

  .yz-solution-sub-header h4 {
    font-size: 16px;
  }
  .yz-solution-sub-header .yz-solution-sub-icon {
    width: 34px;
    height: 34px;
    font-size: 14px;
  }

  .yz-solution-sub-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 12px;
  }

  .yz-solution-sub-list li {
    display: flex;
    min-width: 0;
  }

  .yz-solution-sub-label {
    width: 100%;
    min-height: 34px;
    justify-content: center;
    text-align: center;
    font-size: 12px;
    padding: 5px 10px;
    line-height: 1.25;
    white-space: normal;
  }

  /* 平台能力模板紧凑布局 */
  .yz-platform-cards {
    grid-template-columns: 1fr;
    gap: 12px;
    max-width: 260px;
    margin: 0 auto;
    width: 100%;
  }
  .yz-platform-card {
    padding: 18px 16px;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 14px;
    border-radius: 14px;
  }
  .yz-platform-card-icon {
    width: 36px;
    height: 36px;
    border-radius: 12px;
    font-size: 16px;
    flex-shrink: 0;
  }
  .yz-platform-card-heading {
    font-size: 14px;
    flex-shrink: 0;
  }
  .yz-platform-chips {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 7px;
    width: 100%;
  }
  .yz-platform-chip {
    flex: 0 0 calc(50% - 3.5px);
    font-size: 12px;
    padding: 5px 11px;
    white-space: nowrap;
  }
  .yz-platform-pill-text {
    font-size: 13px;
    padding: 6px 18px;
  }
}

/* ============================================
   产品中心 Hero 移动端适配
   ============================================ */
@media (max-width: 992px) {
  .yz-product-hero {
    min-height: 420px;
    padding: 0;
  }

  .yz-product-hero-inner {
    max-width: 100%;
  }

  .yz-product-hero h1 {
    font-size: 30px;
    line-height: 1.32;
    max-width: 100%;
    white-space: normal;
  }

  .yz-product-hero p {
    font-size: 15px;
    line-height: 1.7;
    max-width: 100%;
  }
}

@media (max-width: 640px) {
  .yz-product-hero {
    min-height: 320px;
    padding: 0;
  }

  .yz-product-hero h1 {
    font-size: 26px;
    line-height: 1.35;
    white-space: normal;
  }

  .yz-product-hero p {
    font-size: 16px;
    line-height: 1.65;
  }

}

/* 产品详情页最终版移动适配 */
@media (max-width: 992px) {
  .yz-pd-hero {
    min-height: auto;
    padding: 56px 0 64px;
  }

  .yz-pd-hero-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .yz-pd-hero-copy {
    text-align: left;
  }

  .yz-pd-hero-title {
    font-size: 40px;
  }

  .yz-pd-hero-actions {
    justify-content: flex-start;
  }

  .yz-pd-hero-actions .yz-pd-hero-btn {
    flex: 0 0 auto;
    padding: 11px 24px;
  }

  .yz-pd-visual-shell {
    min-height: 360px;
  }

  .yz-pd-tabs,
  .yz-pd-tab-panel {
    grid-template-columns: 1fr;
  }

  .yz-pd-tab-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .yz-pd-tab-btn {
    min-height: 54px;
    padding: 0 14px;
    gap: 8px;
    font-size: 14px;
  }

  .yz-pd-tab-btn .yz-pd-tab-icon {
    width: 30px;
    height: 30px;
    font-size: 14px;
  }

  .yz-pd-tab-panel {
    min-height: 0;
    padding: 26px;
  }

  .yz-pd-tab-visual {
    min-height: 0;
  }

  .yz-pd-arch-row,
  .yz-pd-arch-core,
  .yz-pd-card-grid {
    grid-template-columns: 1fr;
  }

  .yz-pd-advantage-map {
    grid-template-columns: 1fr;
    gap: 22px;
    margin-top: 34px;
    padding: 0;
  }

  .yz-pd-advantage-center {
    order: -1;
    min-height: 300px;
  }

  .yz-pd-advantage-center::before {
    inset: 8px 9%;
  }

  .yz-pd-advantage-center::after {
    width: calc(100% + 36px);
    height: 1px;
    left: 50%;
    top: 50%;
    right: auto;
    bottom: auto;
    transform: translate(-50%, -50%);
  }

  .yz-pd-advantage-core {
    width: min(100%, 286px);
    min-height: 318px;
    padding: 34px 26px 30px;
    border-radius: 26px;
  }

  .yz-pd-advantage-core::before {
    inset: 12px;
    border-radius: 18px;
  }

  .yz-pd-advantage-core-mark {
    width: 48px;
    height: 48px;
    margin-bottom: 18px;
    border-radius: 14px;
    font-size: 20px;
  }

  .yz-pd-advantage-core strong {
    font-size: 31px;
  }

  .yz-pd-advantage-core span {
    font-size: 15px;
  }

  .yz-pd-advantage-core-flow {
    width: 150px;
    margin-top: 18px;
  }

  .yz-pd-advantage-core em {
    max-width: 210px;
    padding: 6px 12px;
    font-size: 15px;
  }

  .yz-pd-advantage-node {
    display: none;
  }

  .yz-pd-advantage-column {
    gap: 16px;
  }

  .yz-pd-advantage-column-left .yz-pd-advantage-card:nth-child(1),
  .yz-pd-advantage-column-left .yz-pd-advantage-card:nth-child(2),
  .yz-pd-advantage-column-left .yz-pd-advantage-card:nth-child(3),
  .yz-pd-advantage-column-right .yz-pd-advantage-card:nth-child(1),
  .yz-pd-advantage-column-right .yz-pd-advantage-card:nth-child(2),
  .yz-pd-advantage-column-right .yz-pd-advantage-card:nth-child(3) {
    margin: 0;
  }

  .yz-pd-advantage-card {
    min-height: 0;
    padding: 22px 24px;
    clip-path: none;
    border-radius: 8px;
    text-align: left;
    filter: none;
  }

  .yz-pd-advantage-card::before {
    clip-path: none;
    border-radius: 7px;
  }

  .yz-pd-advantage-card::after {
    display: none;
  }

  .yz-pd-advantage-card:hover {
    transform: translateY(-2px);
    filter: none;
  }

  .yz-pd-page.yz-pd-reveal-ready .yz-pd-advantage-card.yz-pd-reveal-piece.is-visible:hover {
    transform: translateY(-2px) scale(1);
  }

  .yz-pd-advantage-title {
    justify-content: flex-start;
  }

  .yz-pd-advantage-title .yz-pd-advantage-icon {
    width: 30px;
    height: 30px;
    font-size: 14px;
  }
  .yz-pd-advantage-title h3 {
    font-size: 19px;
  }

  .yz-pd-advantage-card p {
    width: 100%;
    margin: 0;
    max-width: none;
    font-size: 14px;
    line-height: 1.7;
  }

  .yz-pd-arch-core div {
    min-height: 150px;
  }

  .yz-pd-intro-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .yz-pd-intro-image {
    aspect-ratio: 16 / 9;
    max-width: 100%;
  }

  .yz-pd-pain-btn-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    max-width: 100%;
  }

  .yz-pd-pain-btn {
    width: 100%;
    text-align: center;
    justify-content: center;
  }

  .yz-pd-pain-panel.is-active {
    display: block;
  }

  .yz-pd-pain-board {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .yz-pd-pain-question-card {
    min-height: 360px;
    padding: 42px 34px 34px;
    border-right: 0;
    border-bottom: 1px solid #e2e8f0;
  }

  .yz-pd-pain-question-copy h3 {
    font-size: 30px;
  }

  .yz-pd-pain-question-copy p {
    margin-top: 26px;
    font-size: 17px;
  }

  .yz-pd-pain-brand-mark {
    grid-template-columns: auto 78px;
    gap: 12px;
  }

  .yz-pd-pain-brand-text {
    font-size: 28px;
  }

  .yz-pd-pain-brand-line {
    width: 78px;
  }

  .yz-pd-pain-geo {
    right: -70px;
    bottom: -42px;
    width: 270px;
    height: 210px;
    opacity: 0.58;
  }

  .yz-pd-pain-list-card {
    gap: 28px;
    padding: 34px 32px 40px;
  }

  .yz-pd-pain-list-item {
    gap: 16px;
  }

  .yz-pd-pain-list-copy h4 {
    font-size: 19px;
  }

  .yz-pd-pain-list-copy p {
    font-size: 15px;
  }

  .yz-pd-value-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }
}

@media (max-width: 640px) {
  .yz-pd-hero-title {
    font-size: 26px;
  }

  .yz-pd-hero-sub {
    font-size: 17px;
  }

  .yz-pd-hero-actions {
    width: auto;
  }

  .yz-pd-hero-actions {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
  }

  .yz-pd-hero-btn-outline {
    display: none;
  }

  .yz-pd-visual-main {
    grid-template-columns: 1fr;
  }

  .yz-pd-tab-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .yz-pd-tab-btn {
    min-height: 52px;
    padding: 0 12px;
    gap: 8px;
    font-size: 13px;
  }

  .yz-pd-tab-btn .yz-pd-tab-icon {
    width: 28px;
    height: 28px;
    font-size: 13px;
  }

  .yz-pd-visual-shell {
    min-height: 0;
    padding: 18px;
  }

  .yz-pd-visual-shell::before {
    inset: 48px 18px 18px;
  }

  .yz-pd-visual-radar {
    --orbit-radius: 86px;
    width: min(100%, 220px);
    max-width: 220px;
    margin: 0 auto;
  }

  .yz-pd-tabs-section,
  .yz-pd-architecture-section,
  .yz-pd-advantages-section,
  .yz-pd-applications-section,
  .yz-pd-delivery-section,
  .yz-pd-intro-section,
  .yz-pd-pain-section,
  .yz-pd-value-section {
    padding: 68px 0;
  }

  .yz-pd-pain-board {
    border-radius: 16px;
  }

  .yz-pd-pain-question-card {
    min-height: 320px;
    padding: 32px 22px 26px;
  }

  .yz-pd-pain-question-copy h3 {
    font-size: 26px;
  }

  .yz-pd-pain-question-copy p {
    font-size: 15px;
  }

  .yz-pd-pain-brand-mark {
    grid-template-columns: auto 56px;
    gap: 9px;
  }

  .yz-pd-pain-brand-text {
    font-size: 22px;
  }

  .yz-pd-pain-brand-line {
    width: 56px;
  }

  .yz-pd-pain-geo {
    right: 0;
    bottom: -52px;
    width: 220px;
    height: 170px;
    opacity: 0.38;
  }

  .yz-pd-pain-list-card {
    gap: 24px;
    padding: 28px 22px 32px;
  }

  .yz-pd-pain-list-item {
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 12px;
  }

  .yz-pd-pain-status-icon {
    width: 26px;
    height: 26px;
    font-size: 12px;
  }

  .yz-pd-pain-list-copy h4 {
    font-size: 18px;
  }

  .yz-pd-tab-panel,
  .yz-pd-architecture-board,
  .yz-pd-info-card {
    border-radius: 14px;
  }

  .yz-pd-tab-copy h3 {
    font-size: 24px;
  }

  .yz-pd-tab-visual {
    min-height: 0;
    border-radius: 12px;
  }

  .yz-pd-dashboard {
    padding: 14px;
    min-height: 0;
  }

  .yz-pd-dash-stat-row {
    gap: 6px;
  }

  .yz-pd-dash-stat {
    padding: 8px 10px;
  }

  .yz-pd-dash-stat-val {
    font-size: 18px;
  }

  .yz-pd-dash-bars {
    height: 56px;
    gap: 4px;
  }

  .yz-pd-dash-chart {
    padding: 10px 12px 8px;
  }

  .yz-pd-dash-log {
    padding: 10px 12px;
  }

  .yz-pd-dash-log-row {
    font-size: 10px;
  }

  .yz-pd-dash-log-row small {
    font-size: 9px;
  }

  .yz-pd-architecture-board {
    padding: 20px;
  }

  .yz-pd-info-card {
    min-height: 0;
    padding: 24px;
  }

  .yz-pd-pain-btn-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    border-radius: 12px;
    padding: 4px;
  }

  .yz-pd-pain-btn {
    width: 100%;
    text-align: center;
    justify-content: center;
    padding: 8px 6px;
    font-size: 13px;
  }

  /* Delivery Form & Deployment mobile */
  .yz-pd-delivery-board {
    margin-top: 32px;
    padding: 18px;
    border-radius: 18px;
    gap: 22px;
  }

  .yz-pd-delivery-lane {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .yz-pd-delivery-top,
  .yz-pd-delivery-bottom,
  .yz-pd-delivery-core-row {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .yz-pd-delivery-row-label {
    min-height: 0;
    flex-direction: row;
    justify-content: flex-start;
    margin: 0;
    padding: 10px 12px;
    border-radius: 14px;
    font-size: 19px;
  }

  .yz-pd-delivery-row-label::after {
    top: auto;
    right: auto;
    bottom: -10px;
    left: 24px;
    border-top: 12px solid #2563eb;
    border-right: 10px solid transparent;
    border-bottom: 0;
    border-left: 10px solid transparent;
    transform: none;
  }

  .yz-pd-delivery-row-label span {
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    letter-spacing: 2px;
  }

  .yz-pd-delivery-core-row {
    margin: 0;
  }

  .yz-pd-delivery-chip {
    min-height: 68px;
    justify-content: flex-start;
    padding: 14px 16px;
    border-radius: 14px;
    font-size: 16px;
    text-align: left;
  }
  .yz-pd-delivery-chip .yz-pd-delivery-chip-icon {
    width: 28px;
    height: 28px;
    font-size: 13px;
  }

  .yz-pd-delivery-mode {
    grid-template-columns: minmax(0, 1fr) 72px;
    column-gap: 12px;
  }

  .yz-pd-delivery-mode-art {
    width: 72px;
    height: 58px;
    border-radius: 14px;
  }

  .yz-pd-delivery-mode-art svg {
    width: 62px;
    height: 50px;
  }

  .yz-pd-delivery-mode-art svg path,
  .yz-pd-delivery-mode-art svg rect,
  .yz-pd-delivery-mode-art svg circle {
    stroke-width: 7;
  }

  .yz-pd-delivery-core-card {
    min-height: auto;
    padding: 24px 20px;
    border-radius: 16px;
  }

  .yz-pd-delivery-core-head {
    gap: 12px;
    margin-bottom: 14px;
  }

  .yz-pd-delivery-core-head .yz-pd-delivery-core-icon {
    width: 36px;
    height: 36px;
    font-size: 17px;
  }

  .yz-pd-delivery-core-card h3 {
    font-size: 21px;
  }

  .yz-pd-delivery-core-card p,
  .yz-pd-delivery-mode small {
    font-size: 14px;
  }

  .yz-pd-value-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .yz-pd-value-card {
    min-height: 390px;
    padding: 24px;
    border-radius: 18px;
  }

  .yz-pd-value-card-head {
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 10px;
  }

  .yz-pd-value-icon {
    width: 34px;
    height: 34px;
    font-size: 14px;
  }

  .yz-pd-value-card-head h3 {
    font-size: 21px;
  }

  .yz-pd-value-desc {
    margin-top: 22px;
    font-size: 14px;
    line-height: 1.75;
  }

  .yz-pd-value-illustration {
    left: 18px;
    right: 16px;
    bottom: 12px;
    height: 128px;
  }
}

@media (max-width: 992px) and (prefers-reduced-motion: no-preference) {
  .yz-about-page.yz-about-reveal-ready .yz-about-method-item.yz-about-reveal-item {
    transform: translateY(18px);
    transition:
      opacity .50s ease,
      transform .50s cubic-bezier(.22, .61, .36, 1),
      box-shadow var(--transition-normal),
      border-color var(--transition-normal);
  }

  .yz-about-page.yz-about-reveal-ready .yz-about-method-item.yz-about-reveal-item.is-visible {
    transform: translateY(0);
  }

  .yz-about-page.yz-about-reveal-ready .yz-about-method-flow .yz-about-method-item.yz-about-reveal-item:nth-child(1) {
    transition-delay: .14s;
  }

  .yz-about-page.yz-about-reveal-ready .yz-about-method-flow .yz-about-method-item.yz-about-reveal-item:nth-child(2) {
    transition-delay: .22s;
  }

  .yz-about-page.yz-about-reveal-ready .yz-about-method-flow .yz-about-method-item.yz-about-reveal-item:nth-child(3) {
    transition-delay: .30s;
  }

  .yz-about-page.yz-about-reveal-ready .yz-about-method-flow .yz-about-method-item.yz-about-reveal-item:nth-child(4) {
    transition-delay: .38s;
  }

  .yz-about-page.yz-about-reveal-ready .yz-about-method-flow .yz-about-method-item.yz-about-reveal-item:nth-child(5) {
    transition-delay: .46s;
  }

  .yz-about-page.yz-about-reveal-ready .yz-about-method-flow .yz-about-method-item.yz-about-reveal-item:nth-child(6) {
    transition-delay: .54s;
  }
}

/* ========== 2026-07-20 全局 Mobile Reveal 速度统一 ========== */
@media (max-width: 992px) and (prefers-reduced-motion: no-preference) {
  /* 首页滚动揭示 */
  .yz-home-page .yz-scroll-reveal .yz-scroll-title,
  .yz-home-page .yz-scroll-reveal .yz-scroll-content {
    transform: translateY(18px);
    transition:
      opacity .50s ease,
      transform .50s cubic-bezier(.22, .61, .36, 1);
  }

  /* 产品列表页揭示 */
  .yz-product-page.yz-product-reveal-ready .yz-product-reveal-item {
    transform: translateY(18px);
    transition:
      opacity .50s ease,
      transform .50s cubic-bezier(.22, .61, .36, 1),
      box-shadow var(--transition-normal),
      border-color var(--transition-normal);
  }

  /* 关于我们页揭示（非 method-item 的通用卡） */
  .yz-about-page.yz-about-reveal-ready .yz-about-reveal-item {
    transform: translateY(18px);
    transition:
      opacity .50s ease,
      transform .50s cubic-bezier(.22, .61, .36, 1),
      box-shadow var(--transition-normal),
      border-color var(--transition-normal);
  }

  /* 合作流程页揭示 */
  .yz-process-page.yz-process-reveal-ready .yz-process-reveal-item {
    transform: translateY(18px);
    transition:
      opacity .50s ease,
      transform .50s cubic-bezier(.22, .61, .36, 1),
      box-shadow var(--transition-normal),
      border-color var(--transition-normal);
  }

  /* 解决方案列表页揭示 */
  .yz-sols-page.yz-sols-reveal-ready .yz-sols-reveal-item {
    transform: translateY(34px);
    transition:
      opacity .68s ease,
      transform .68s cubic-bezier(.22, .61, .36, 1),
      box-shadow var(--transition-normal),
      border-color var(--transition-normal);
    transition-delay: var(--reveal-delay, 0s);
  }

  /* 产品详情页揭示 */
  .yz-pd-page.yz-pd-reveal-ready .yz-pd-reveal-piece {
    transform: translateY(18px);
    transition:
      opacity .50s ease,
      transform .50s cubic-bezier(.22, .61, .36, 1);
  }

  .yz-pd-page.yz-pd-reveal-ready .yz-pd-advantage-card.yz-pd-reveal-piece {
    transform: translateY(14px) scale(.96);
    transition:
      opacity .50s ease,
      transform .50s cubic-bezier(.22, .61, .36, 1),
      filter .24s ease;
  }
}

/* Mobile non-home banner typography standard */
@media (max-width: 992px) {
  .sub-page-banner h1,
  .page-banner-title,
  .yz-about-top-banner-text h2,
  .yz-product-hero h1,
  .yz-pd-hero-title,
  .yz-sols-hero h1,
  .yz-sd-hero h1,
  .yz-process-hero h1,
  .yz-cases-hero h1 {
    font-size: 26px !important;
  }

  /* 联系页 — 预约免费诊断 / 关注我们 标题勿超过banner字体 */
  .yz-contact-info h2,
  .yz-contact-follow-title {
    font-size: 22px;
  }

  .sub-page-banner p,
  .page-banner-subtitle,
  .yz-product-hero p,
  .yz-pd-hero-sub,
  .yz-sols-hero p,
  .yz-sd-hero p,
  .yz-process-hero p,
  .yz-cases-hero p {
    font-size: 17px !important;
  }

  .yz-about-top-banner-text p {
    color: rgba(255, 255, 255, 0.86) !important;
    font-size: 17px !important;
    font-weight: 500 !important;
    letter-spacing: 0 !important;
    text-shadow: 0 4px 14px rgba(0, 0, 0, 0.24) !important;
  }
}

/* 移动端合作流程：描述始终可见，点击无变化 */
@media (max-width: 992px) {
  .yz-process-wave-popup {
    position: static;
    transform: none;
    width: 100%;
    opacity: 1;
    visibility: visible;
    padding: 12px 0 0;
    border: none;
    border-radius: 0;
    box-shadow: none;
    background: transparent;
  }

  .yz-process-wave-popup::before {
    display: none;
  }

  .yz-process-wave-item {
    border: 1px solid #e8ecf2;
    border-radius: 12px;
    padding: 16px;
    background: #fff;
  }

  .yz-process-wave-trigger {
    -webkit-tap-highlight-color: transparent;
  }

  .yz-process-wave-item:hover .yz-process-wave-popup {
    opacity: 1;
    visibility: visible;
    transform: none;
  }
}

/* Mobile: keep DeepSeek-updated badges aligned with the approved product-value icon */
.yz-banner-card .yz-banner-card-icon,
.yz-pa-icon,
.yz-solution-sub-header .yz-solution-sub-icon,
.yz-about-mv-label .yz-about-mv-icon,
.yz-service-content .yz-service-icon,
.yz-pd-tab-btn .yz-pd-tab-icon,
.yz-pd-advantage-title .yz-pd-advantage-icon,
.yz-pd-delivery-chip .yz-pd-delivery-chip-icon,
.yz-pd-delivery-core-head .yz-pd-delivery-core-icon,
.yz-contact-card-icon {
  --badge-normalized-accent: #2563eb;
  position: relative;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  min-width: 38px;
  flex-shrink: 0;
  background: transparent;
  color: #fff;
  font-size: 15px;
  isolation: isolate;
  overflow: visible;
}
.yz-process-wave-icon {
  --badge-normalized-accent: #2563eb;
  position: relative;
  display: grid;
  place-items: center;
  width: 57px;
  height: 57px;
  min-width: 57px;
  flex-shrink: 0;
  background: transparent;
  color: #fff;
  font-size: 22px;
  isolation: isolate;
  overflow: visible;
}

.yz-pd-advantage-title .yz-pd-advantage-icon {
  --badge-normalized-accent: var(--adv-accent);
}

.yz-banner-card .yz-banner-card-icon::before,
.yz-banner-card .yz-banner-card-icon::after,
.yz-pa-icon::before,
.yz-pa-icon::after,
.yz-solution-sub-header .yz-solution-sub-icon::before,
.yz-solution-sub-header .yz-solution-sub-icon::after,
.yz-about-mv-label .yz-about-mv-icon::before,
.yz-about-mv-label .yz-about-mv-icon::after,
.yz-service-content .yz-service-icon::before,
.yz-service-content .yz-service-icon::after,
.yz-pd-tab-btn .yz-pd-tab-icon::before,
.yz-pd-tab-btn .yz-pd-tab-icon::after,
.yz-pd-advantage-title .yz-pd-advantage-icon::before,
.yz-pd-advantage-title .yz-pd-advantage-icon::after,
.yz-pd-delivery-chip .yz-pd-delivery-chip-icon::before,
.yz-pd-delivery-chip .yz-pd-delivery-chip-icon::after,
.yz-pd-delivery-core-head .yz-pd-delivery-core-icon::before,
.yz-pd-delivery-core-head .yz-pd-delivery-core-icon::after,
.yz-process-wave-icon::before,
.yz-process-wave-icon::after,
.yz-contact-card-icon::before,
.yz-contact-card-icon::after {
  content: "";
  position: absolute;
  inset: 7px;
  width: auto;
  height: auto;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--badge-accent, var(--badge-normalized-accent)), #7dd3fc);
  box-shadow: none;
  filter: none;
  opacity: 1;
  transform: rotate(45deg);
}

.yz-banner-card .yz-banner-card-icon::before,
.yz-pa-icon::before,
.yz-solution-sub-header .yz-solution-sub-icon::before,
.yz-about-mv-label .yz-about-mv-icon::before,
.yz-service-content .yz-service-icon::before,
.yz-pd-tab-btn .yz-pd-tab-icon::before,
.yz-pd-advantage-title .yz-pd-advantage-icon::before,
.yz-pd-delivery-chip .yz-pd-delivery-chip-icon::before,
.yz-pd-delivery-core-head .yz-pd-delivery-core-icon::before,
.yz-process-wave-icon::before,
.yz-contact-card-icon::before {
  z-index: 0;
}

.yz-banner-card .yz-banner-card-icon::after,
.yz-pa-icon::after,
.yz-solution-sub-header .yz-solution-sub-icon::after,
.yz-about-mv-label .yz-about-mv-icon::after,
.yz-service-content .yz-service-icon::after,
.yz-pd-tab-btn .yz-pd-tab-icon::after,
.yz-pd-advantage-title .yz-pd-advantage-icon::after,
.yz-pd-delivery-chip .yz-pd-delivery-chip-icon::after,
.yz-pd-delivery-core-head .yz-pd-delivery-core-icon::after,
.yz-process-wave-icon::after,
.yz-contact-card-icon::after {
  inset: 12px;
  z-index: 1;
  opacity: 0.42;
  transform: translate(12px, -2px) rotate(45deg);
}

.yz-banner-card .yz-banner-card-icon i,
.yz-pa-icon i,
.yz-solution-sub-header .yz-solution-sub-icon i,
.yz-about-mv-label .yz-about-mv-icon i,
.yz-service-content .yz-service-icon i,
.yz-pd-tab-btn .yz-pd-tab-icon i,
.yz-pd-advantage-title .yz-pd-advantage-icon i,
.yz-pd-delivery-chip .yz-pd-delivery-chip-icon i,
.yz-pd-delivery-core-head .yz-pd-delivery-core-icon i,
.yz-process-wave-icon i,
.yz-contact-card-icon i {
  position: relative;
  z-index: 2;
  color: #fff;
  font-size: inherit;
  transform: none;
}