/* ===== 办厂易移动端统一样式覆盖 V3 — 解决底部遮挡 ===== */
/* 覆盖现有的移动端组件，统一视觉和交互 */

@media (max-width: 768px) {
  :root {
    --m-primary: #06b6d4;
    --m-primary-dark: #0891b2;
    --m-bg: #f8fafc;
    --m-card: #fff;
    --m-text: #1e293b;
    --m-text2: #64748b;
    --m-border: #e2e8f0;
    --m-safe: env(safe-area-inset-bottom, 0px);
    --m-bnav: 52px;
    /* 浏览器底部栏估算高度 */
    --m-browser-bar: 50px;
  }

  html { font-size: 16px; scroll-behavior: smooth; }
  body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--m-bg);
    -webkit-font-smoothing: antialiased;
    /* 关键修复：底部padding = 导航栏 + 浏览器底部栏 + 安全区域 + 额外缓冲 */
    padding-bottom: calc(var(--m-bnav) + var(--m-browser-bar) + var(--m-safe) + 8px) !important;
  }

  * { -webkit-tap-highlight-color: transparent; }

  /* ===== 顶部导航精简 ===== */
  nav { min-height: 48px !important; }
  nav .h-16 { height: auto !important; min-height: 48px; padding-top: 6px; padding-bottom: 6px; }
  nav img.h-12, nav img.h-10 { height: 28px !important; }
  nav .hidden.lg\:flex { display: none !important; }

  /* ===== 底部导航栏 V3 — 更紧凑 ===== */
  .bottom-nav {
    height: calc(var(--m-bnav) + var(--m-safe)) !important;
    padding-bottom: var(--m-safe) !important;
    background: rgba(255,255,255,0.98) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    border-top: 1px solid var(--m-border) !important;
    display: flex !important;
    z-index: 9999 !important; /* 确保在最上层 */
    box-shadow: 0 -2px 12px rgba(0,0,0,0.06) !important;
  }

  .bottom-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1px !important;
    font-size: 10px !important;
    font-weight: 500 !important;
    color: var(--m-text2) !important;
    padding: 2px 0 !important;
    position: relative;
    line-height: 1.2;
  }

  .bottom-nav-item i {
    font-size: 20px !important;
    margin-bottom: 0 !important;
    transition: transform .2s;
  }

  .bottom-nav-item.active {
    color: var(--m-primary) !important;
  }

  .bottom-nav-item.active i {
    transform: translateY(-2px);
  }

  .bottom-nav-item.active::after {
    content: '';
    position: absolute;
    top: 0;
    width: 32px;
    height: 3px;
    background: var(--m-primary);
    border-radius: 0 0 3px 3px;
  }

  /* ===== 汉堡菜单 ===== */
  .hamburger {
    width: 36px !important;
    height: 36px !important;
    background: rgba(6,182,212,0.08) !important;
    border-radius: 8px !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
  }

  /* ===== 抽屉菜单 ===== */
  .mobile-drawer { z-index: 10000 !important; }
  .mobile-drawer-overlay {
    background: rgba(0,0,0,0.4) !important;
    backdrop-filter: blur(4px) !important;
  }
  .mobile-drawer-panel {
    width: 85vw !important;
    max-width: 320px !important;
    background: var(--m-card) !important;
    transition: transform .3s cubic-bezier(.32,.72,0,1) !important;
  }
  .mobile-drawer-panel > div:first-child {
    padding: 14px 16px !important;
    border-bottom: 1px solid var(--m-border) !important;
  }
  .mobile-drawer-panel a {
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    padding: 11px 14px !important;
    border-radius: 10px !important;
    font-size: 15px !important;
    color: var(--m-text) !important;
    margin: 2px 0 !important;
  }
  .mobile-drawer-panel a i {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(6,182,212,0.08);
    border-radius: 6px;
    color: var(--m-primary);
    font-size: 13px;
  }

  /* ===== 返回顶部 ===== */
  .back-to-top {
    bottom: calc(var(--m-bnav) + var(--m-safe) + var(--m-browser-bar) + 12px) !important;
    right: 14px !important;
    width: 44px !important;
    height: 44px !important;
    background: var(--m-primary) !important;
    color: #fff !important;
    border: none !important;
    border-radius: 50% !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
    font-size: 16px !important;
    box-shadow: 0 4px 14px rgba(6,182,212,0.35) !important;
    z-index: 9998 !important;
    opacity: 0 !important;
    transform: scale(0.8) translateY(10px) !important;
    transition: all .3s !important;
    pointer-events: none !important;
  }
  .back-to-top.show {
    opacity: 1 !important;
    transform: scale(1) translateY(0) !important;
    pointer-events: auto !important;
  }

  /* ===== 内容区 移动端适配 ===== */
  h1 { font-size: 1.35rem !important; line-height: 1.3 !important; }
  h2 { font-size: 1.15rem !important; line-height: 1.35 !important; }
  h3 { font-size: 1rem !important; }

  section.py-12, section.py-16 { padding-top: 20px !important; padding-bottom: 20px !important; }
  section.py-8 { padding-top: 16px !important; padding-bottom: 16px !important; }
  section.py-6 { padding-top: 14px !important; padding-bottom: 14px !important; }

  .gradient-primary.py-12,
  .gradient-primary.py-16 { padding-top: 24px !important; padding-bottom: 24px !important; }

  /* 按钮 */
  button.gradient-primary, a.gradient-primary {
    padding: 11px 18px !important;
    font-size: 14px !important;
    border-radius: 10px !important;
    min-height: 44px;
  }

  /* 输入框防缩放 */
  input, select, textarea { font-size: 16px !important; }

  /* 卡片圆角 */
  .card-hover, .bg-white.rounded-xl, .bg-white.rounded-2xl {
    border-radius: 12px !important;
  }

  /* 标签按钮 */
  .city-chip, .cat-btn, .cluster-filter, .time-filter, .prod-filter {
    padding: 6px 12px !important;
    font-size: 13px !important;
    border-radius: 20px !important;
  }

  /* 网格单列 */
  .grid.md\:grid-cols-2,
  .grid.md\:grid-cols-3,
  .grid.md\:grid-cols-4,
  .grid.lg\:grid-cols-3,
  .grid.lg\:grid-cols-4 { grid-template-columns: 1fr !important; }

  /* 文章卡片 */
  #article-list .md\:w-48 { width: 100% !important; height: 160px !important; }
  #article-list .flex-col.md\:flex-row { flex-direction: column !important; }

  /* 房源卡片 */
  #properties .grid,
  #properties-grid .grid { grid-template-columns: 1fr !important; }

  /* 表格 */
  table { display: block; overflow-x: auto; white-space: nowrap; -webkit-overflow-scrolling: touch; }

  /* 下拉刷新 */
  #pullIndicator {
    background: var(--m-primary) !important;
    color: #fff !important;
    height: 44px !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
    font-size: 13px !important;
    gap: 6px;
    transform: translateY(-100%);
    transition: transform .25s;
    z-index: 80;
  }
  #pullIndicator.show { transform: translateY(0); }

  /* 上拉加载 */
  #loadMoreIndicator {
    padding: 16px !important;
    font-size: 13px !important;
    color: var(--m-text2) !important;
  }

  /* 触摸反馈 */
  .touch-feedback, .card-hover, a[href], button {
    transition: transform .1s, opacity .1s;
  }
  .touch-feedback:active, .card-hover:active, a[href]:active, button:active {
    transform: scale(.96);
    opacity: .85;
  }

  /* 内容边距 */
  .max-w-7xl { padding-left: 12px !important; padding-right: 12px !important; }

  /* 页面底部最后一个元素增加间距 */
  body > *:last-child {
    margin-bottom: calc(var(--m-bnav) + var(--m-browser-bar) + var(--m-safe)) !important;
  }
}

/* 桌面端隐藏 */
@media (min-width: 769px) {
  .bottom-nav, .hamburger, .mobile-drawer, .back-to-top, #pullIndicator {
    display: none !important;
  }
}