/**
 * 鑫达网站 - 手机版专用样式表 (Mobile Dedicated Stylesheet)
 * 作用：专门用于手机端/移动端（<= 768px 及 <= 991px）的排版与细节优化
 * 独立隔离，避免修改干扰 PC 端
 */

/* 移动端主媒体查询 (Mobile Screens <= 768px) */
@media screen and (max-width: 768px) {

  /* 首页数字信任栏 (Proofbar) 手机端纯净无边框适配 */
  .xd-proofbar {
    padding-top: 36px !important;   /* 增加顶部内边距，拉开与上方 Hero 的距离 */
    padding-bottom: 24px !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
    border: none !important;
    border-top: none !important;
    border-bottom: none !important;
    background: transparent !important;
  }

  .xd-proof-grid {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 16px 12px !important;
    padding: 0 15px !important;
    border: none !important;
  }

  .xd-proof-grid div,
  .xd-proof-grid div:first-child,
  .xd-proof-grid div:last-child,
  .xd-proof-grid > div {
    min-height: auto !important;
    padding: 10px 6px !important;
    border: none !important;
    border-left: none !important;
    border-right: none !important;
    border-top: none !important;
    border-bottom: none !important;
    box-shadow: none !important;
    background: transparent !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    text-align: center !important;
  }

  .xd-proof-grid strong {
    color: var(--brand-navy, #0b2545) !important;
    font-size: 22px !important;
    font-weight: 700 !important;
    line-height: 1.2 !important;
  }

  .xd-proof-grid span {
    color: var(--text-muted, #555555) !important;
    font-size: 12px !important;
    line-height: 1.35 !important;
    margin-top: 4px !important;
    text-align: center !important;
  }

  /* 垂直服务手风琴卡片按钮 - 手机端最小高度设为 32px */
  .xd-v-body .xd-button,
  .xd-v-body .xd-button-gold {
    min-height: 32px !important;
    height: 32px !important;
    line-height: 32px !important;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 13px !important;
  }

  /* 首页行业展示轮播 - 手机端隐藏左右操作箭头 */
  .xd-industry-slider-wrap .xd-slider-btn-side,
  #ind-prev,
  #ind-next {
    display: none !important;
  }

  /* ========== 手机端服务落地页“可加工材料”模块单列列表模式 ========== */

  /* 1. 隐藏顶部的布局切换图标组和轮播翻页左右箭头 */
  .xd-process-materials .xd-mat-switch-buttons,
  .xd-process-materials .xd-mat-nav-btn,
  .xd-mat-switch-buttons,
  .xd-mat-nav-btn {
    display: none !important;
  }

  /* 2. 取消横向滚动与轮播包装限制，全屏列表平铺 */
  .xd-process-materials .xd-material-group-block.mode-carousel .xd-material-view-scroll-wrapper,
  .xd-process-materials .xd-material-group-block.mode-static .xd-material-view-scroll-wrapper,
  .xd-material-group-block.mode-carousel .xd-material-view-scroll-wrapper,
  .xd-material-group-block.mode-static .xd-material-view-scroll-wrapper,
  .xd-material-view-scroll-wrapper {
    overflow-x: visible !important;
    overflow-y: visible !important;
    white-space: normal !important;
    padding: 0 !important;
    margin: 0 !important;
    width: 100% !important;
  }

  .xd-process-materials .xd-material-group-block.mode-carousel .xd-material-grid,
  .xd-process-materials .xd-material-group-block.mode-static .xd-material-grid,
  .xd-material-group-block.mode-carousel .xd-material-grid,
  .xd-material-group-block.mode-static .xd-material-grid,
  .xd-material-group-block .xd-material-grid,
  .xd-material-grid {
    display: flex !important;
    flex-direction: column !important;
    grid-auto-flow: unset !important;
    grid-auto-columns: unset !important;
    gap: 12px !important;
    width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  /* 3. 材料单项卡片：左边图片，右边文字 (一行一个材料) */
  .xd-process-materials .xd-material-group-block.mode-carousel .xd-material-card,
  .xd-process-materials .xd-material-group-block.mode-static .xd-material-card,
  .xd-material-group-block.mode-carousel .xd-material-card,
  .xd-material-group-block.mode-static .xd-material-card,
  .xd-material-card {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding: 12px 14px !important;
    background: #ffffff !important;
    border-radius: 8px !important;
    border: 1px solid rgba(0, 0, 0, 0.08) !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05) !important;
    margin: 0 !important;
  }

  /* 左边图 */
  .xd-process-materials .xd-material-group-block .xd-material-card-img,
  .xd-material-group-block .xd-material-card-img,
  .xd-material-card-img {
    width: 80px !important;
    height: 80px !important;
    min-width: 80px !important;
    flex-shrink: 0 !important;
    margin-right: 14px !important;
    margin-bottom: 0 !important;
    border-radius: 6px !important;
    overflow: hidden !important;
    background: #f4f6f8 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .xd-process-materials .xd-material-card-img img,
  .xd-material-card-img img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    max-width: 100% !important;
    max-height: 100% !important;
  }

  /* 右边文字 (名称 + 描述) */
  .xd-process-materials .xd-material-group-block .xd-material-card-body,
  .xd-material-group-block .xd-material-card-body,
  .xd-material-card-body {
    flex: 1 !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    text-align: left !important;
    min-width: 0 !important;
    padding: 0 !important;
  }

  .xd-process-materials .xd-material-card-body strong,
  .xd-material-card-body strong {
    font-size: 15px !important;
    font-weight: 700 !important;
    color: #0b2545 !important;
    margin-bottom: 4px !important;
    line-height: 1.3 !important;
    display: block !important;
  }

  .xd-process-materials .xd-material-card-body span,
  .xd-material-card-body span {
    font-size: 12.5px !important;
    color: #4a5568 !important;
    line-height: 1.45 !important;
    display: block !important;
  }

}

/* 平板与手机过渡层媒体查询 (Tablet/Mobile Bridges <= 991px) */
@media screen and (max-width: 991px) {
  .xd-v-body .xd-button,
  .xd-v-body .xd-button-gold {
    min-height: 32px !important;
  }

  .xd-industry-slider-wrap .xd-slider-btn-side,
  #ind-prev,
  #ind-next {
    display: none !important;
  }
}

/* 汉堡菜单展开时全局锁定背景页面滚动 (Mobile & Tablet <= 991px) */
@media screen and (max-width: 991px) {
  body.menu-open,
  html.menu-open {
    overflow: hidden !important;
    height: 100vh !important;
    touch-action: none !important;
  }

  /* ========== 手机端汉堡菜单结构重塑（左对齐 + 三级字体层次） ========== */

  /* 汉堡菜单全屏独立抽屉排版（极紧凑一屏放齐） */
  .nav-list.open {
    position: fixed !important;
    top: 60px !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: calc(100vh - 60px) !important;
    background: #ffffff !important;
    z-index: 999999 !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
    overscroll-behavior: contain !important;
    padding: 12px 18px 40px 18px !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    text-align: left !important;
  }

  /* 全局强制靠左对齐 */
  .nav-list.open,
  .nav-list.open > li,
  .nav-list.open > li > a,
  .nav-list.open .mega-menu,
  .nav-list.open .dropdown-menu {
    text-align: left !important;
    align-items: flex-start !important;
    justify-content: flex-start !important;
    width: 100% !important;
  }

  /* 手机端语言栏靠最左与菜单文本左边缘齐平 */
  .nav-list .nav-mobile-lang,
  .nav-list .mobile-lang-wrap {
    padding-left: 0 !important;
    margin-left: 0 !important;
    width: 100% !important;
    display: flex !important;
    justify-content: flex-start !important;
    align-items: center !important;
    margin-bottom: 10px !important;
  }

  .nav-list .mobile-lang-wrap .trp-language-switcher,
  .nav-list .mobile-lang-wrap .xinda-lang-pill,
  .nav-list .mobile-lang-wrap div {
    margin-left: 0 !important;
    padding-left: 0 !important;
  }

  /* 彻底隐藏所有箭头，取消无效果的缩放箭头 */
  .nav-list .arrow,
  .nav-list span.arrow,
  .nav-list a .arrow,
  .nav-list .has-mega > a .arrow,
  .nav-list .has-dropdown > a .arrow {
    display: none !important;
    opacity: 0 !important;
    visibility: hidden !important;
    width: 0 !important;
    height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  /* 一级菜单项 (如：首页、服务、产品展示、后处理、关于我们...) */
  .nav-list.open > li {
    margin-bottom: 8px !important;
    padding: 0 !important;
    border: none !important;
    width: 100% !important;
  }

  .nav-list.open > li > a {
    font-size: 16px !important;
    font-weight: 700 !important;
    color: #0b2545 !important;
    padding: 2px 0 !important;
    display: block !important;
    text-align: left !important;
    letter-spacing: -0.01em !important;
  }

  /* 默认展平展开二级与三级菜单 */
  .nav-list > li.has-mega .mega-menu,
  .nav-list > li.has-dropdown .dropdown-menu {
    display: block !important;
    position: static !important;
    opacity: 1 !important;
    visibility: visible !important;
    box-shadow: none !important;
    border: none !important;
    padding: 4px 0 6px 0 !important;
    margin: 0 !important;
    background: transparent !important;
    transform: none !important;
    width: 100% !important;
  }

  /* 容器：垂直紧凑平铺各大分类块 */
  .nav-list .mega-menu-grid,
  .nav-list.open .mega-menu-grid {
    display: flex !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    justify-content: flex-start !important;
    gap: 10px !important;
    width: 100% !important;
    padding: 2px 0 !important;
  }

  /* 统一结构：大类独占上一行，子类在下方横向平铺 */
  .nav-list .mega-visual-col,
  .nav-list.open .mega-visual-col {
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;   /* 彻底统一：大类在上，子类在下 */
    align-items: flex-start !important;
    justify-content: flex-start !important;
    text-align: left !important;
    box-sizing: border-box !important;
    margin-bottom: 6px !important;
  }

  .nav-list .mega-visual-thumb {
    display: none !important;
  }

  /* 二级大类标题（数控加工、3D打印、钣金加工、真空复模） - 独占一行、字号加大加粗 */
  .nav-list .mega-visual-title {
    display: block !important;
    width: 100% !important;
    margin-top: 4px !important;
    margin-bottom: 4px !important;
    text-align: left !important;
  }

  .nav-list .mega-visual-title a {
    font-size: 15px !important;       /* 大类明显加大 */
    font-weight: 700 !important;       /* 大类明显加粗 */
    color: #0b2545 !important;        /* 品牌深蓝 */
    display: inline-block !important;
    padding: 0 !important;
    letter-spacing: -0.01em !important;
  }

  /* 三级小类列表：在大类下方独立一行内横向平铺自动换行 */
  .nav-list.open .mega-menu .mega-visual-list,
  .nav-list .mega-menu .mega-visual-list,
  .nav-list .mega-visual-list {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    justify-content: flex-start !important;
    gap: 4px 10px !important;
    margin: 0 !important;
    padding: 0 !important;
    list-style: none !important;
    width: 100% !important;
  }

  .nav-list.open .mega-menu .mega-visual-list li,
  .nav-list .mega-menu .mega-visual-list li,
  .nav-list .mega-visual-list li {
    display: inline-flex !important;
    width: auto !important;
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    float: none !important;
    flex: 0 0 auto !important;
  }

  .nav-list.open .mega-menu .mega-visual-list li a,
  .nav-list .mega-menu .mega-visual-list li a,
  .nav-list .mega-visual-list li a {
    display: inline-block !important;
    width: auto !important;
    font-size: 12.5px !important;    /* 小类字号稍小 */
    font-weight: 400 !important;      /* 小类常规字重 */
    color: #64748b !important;        /* 柔和灰色 */
    background: transparent !important;
    border: none !important;
    border-radius: 0 !important;
    padding: 2px 0 !important;
    line-height: 1.35 !important;
    text-decoration: none !important;
    white-space: nowrap !important;
    text-align: left !important;
    transition: color 0.15s ease !important;
  }

  .nav-list .mega-visual-list li a:active,
  .nav-list .mega-visual-list li a:hover {
    background: transparent !important;
    color: #0b2545 !important;
    text-decoration: underline !important;
  }

  /* Dropdown 下拉菜单（如产品展示）同样同行展平 */
  .nav-list > li.has-dropdown .dropdown-menu {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: wrap !important;
    gap: 4px 8px !important;
    list-style: none !important;
    padding: 4px 0 !important;
    width: 100% !important;
    justify-content: flex-start !important;
  }

  .nav-list > li.has-dropdown .dropdown-menu li {
    display: inline-flex !important;
    width: auto !important;
    flex: 0 0 auto !important;
  }

  .nav-list > li.has-dropdown .dropdown-menu li a {
    display: inline-block !important;
    width: auto !important;
    font-size: 13px !important;
    color: #475569 !important;
    background: transparent !important;
    border: none !important;
    padding: 2px 0 !important;
  }

  /* ========== 手机端 Hero & Banner 字体与按钮精致重塑 ========== */

  /* 1. 分类落地页 Process Hero (如数控铣削、3D打印等页头) */
  .xd-process-hero {
    padding-top: 40px !important;
    padding-bottom: 24px !important;
    min-height: auto !important;
  }

  .xd-process-hero-card {
    padding: 12px 10px !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    text-align: center !important;
  }

  .xd-process-hero-card h1,
  .xd-process-hero h1 {
    font-size: 23px !important;
    font-weight: 700 !important;
    line-height: 1.3 !important;
    letter-spacing: -0.01em !important;
    color: #ffffff !important;
    margin-bottom: 8px !important;
  }

  .xd-process-hero-copy,
  .xd-process-hero p {
    font-size: 12.5px !important;
    line-height: 1.55 !important;
    color: rgba(255, 255, 255, 0.88) !important;
    max-width: 95% !important;
    margin: 0 auto 14px auto !important;
  }

  /* 胶囊标签精致微缩与精美气泡收纳 */
  .xd-process-hero-meta {
    display: flex !important;
    flex-wrap: wrap !important;
    justify-content: center !important;
    gap: 6px !important;
    margin-top: 10px !important;
  }

  .xd-process-hero-meta span {
    font-size: 11.5px !important;
    line-height: 1.3 !important;
    padding: 5px 11px !important;
    background: rgba(0, 0, 0, 0.28) !important;
    border: 1px solid rgba(255, 255, 255, 0.22) !important;
    border-radius: 20px !important;
    color: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(4px) !important;
    display: inline-flex !important;
    align-items: center !important;
  }

  .xd-process-hero-meta .xd-process-hero-dot {
    display: none !important;
  }

  /* 2. 首页大 Hero 轮播 (Front Page Hero) */
  .xd-hero {
    min-height: auto !important;
    padding-top: 36px !important;
    padding-bottom: 24px !important;
  }

  .xd-hero-inner h1,
  .xd-hero h1 {
    font-size: 24px !important;
    font-weight: 700 !important;
    line-height: 1.25 !important;
    color: #ffffff !important;
    margin-bottom: 8px !important;
  }

  .xd-hero-copy,
  .xd-hero p {
    font-size: 13px !important;
    line-height: 1.5 !important;
    color: rgba(255, 255, 255, 0.9) !important;
    margin-bottom: 14px !important;
  }

  .xd-hero .xd-button,
  .xd-hero .xd-button-gold,
  .xd-hero a.button {
    font-size: 13px !important;
    height: 36px !important;
    line-height: 36px !important;
    min-height: 36px !important;
    padding: 0 18px !important;
    border-radius: 20px !important;
  }

  /* 3. 通用页面 Hero (关于我们、新闻、联系我们等) */
  .page-hero h1,
  .xd-about-hero h1,
  .xd-services-hero h1 {
    font-size: 22px !important;
    line-height: 1.3 !important;
  }

  .page-hero p,
  .xd-about-hero p,
  .xd-services-hero p {
    font-size: 12.5px !important;
    line-height: 1.5 !important;
  }
}