/**
 * responsive.css
 * 创建日期：2026-10-28
 * 作者：林小雨
 * 用途：移动端（< 900px）布局适配。桌面端样式不动。
 * 最后修改：2026-10-28
 *
 * 断点：
 *   ≤ 900px  平板
 *   ≤ 720px  手机（主要适配目标）
 *   ≤ 420px  小屏手机
 */

/* ============ 平板及以下 ============ */
@media (max-width: 900px) {
  /* ---- 导航：两行，Logo 一行，链接一行 ---- */
  .nav {
    flex-wrap: wrap;
    gap: 8px 16px;
    padding: 14px 16px;
    align-items: center;
  }
  .nav > div:first-child {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px 16px;
    flex: 1 1 100%;
  }
  .nav-logo {
    flex: 0 0 auto;
    font-size: 11px;
    letter-spacing: 1.2px;
  }
  .nav-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    flex: 1 1 100%;
    border-top: 1px solid var(--line-dark);
    margin-top: 4px;
    padding-top: 4px;
    /* 2026-10-31：不再用 overflow-x:auto —— 它会隐式生成滚动容器，
       把绝对定位的下拉菜单裁掉，导致手机上点「行政」看不到子项 */
    overflow: visible;
  }
  .nav-link {
    flex: 0 0 auto;
    padding: 10px 14px;
    font-size: 11px;
    letter-spacing: 1.2px;
    white-space: nowrap;
    border-bottom: 1px solid transparent;
  }
  .nav-link.active {
    border-bottom-color: var(--brand);
  }
  .nav > div:last-child {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: auto;
  }

  /* ---- 主体留白收紧 ---- */
  main {
    padding-left: 16px !important;
    padding-right: 16px !important;
    padding-top: 24px !important;
  }

  /* ---- 标题区 ---- */
  h1 { font-size: clamp(26px, 6vw, 34px) !important; }
  .eyebrow { font-size: 10px !important; letter-spacing: 1.6px !important; }

  /* ---- 移动端下拉：浮层弹出，不撑开导航行 ---- */
  /* 2026-10-31：不要就地展开（会把 首页/项目 挤到下一行）。
     关键点：
       1) .nav-links 不能是 overflow 裁切容器（上面已改 visible）
       2) .nav-item 保持 relative，浮层才能相对它定位
       3) 浮层 fixed 定位到按钮下方，避免任何祖先裁切 */
  .nav .nav-item.nav-has-sub {
    position: relative;
  }
  .nav .nav-sub {
    /* 位置由 nav.js 的 positionSub() 内联给出，这里不能写 !important，
       否则内联的 top/left 会被压掉，浮层会跑到屏幕顶部 */
    position: fixed;
    transform: none !important;
    min-width: 150px !important;
    width: auto !important;
    border: 1px solid var(--line-dark) !important;
    background: var(--void-2) !important;
    box-shadow: 0 12px 32px rgba(0, 0, 0, .55) !important;
    padding: 6px 0 !important;
    margin: 0 !important;
    display: none;
    z-index: 9999 !important;
  }
  .nav .nav-has-sub.open > .nav-sub {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
  }
  .nav .nav-sub-link {
    display: block !important;
    padding: 12px 18px !important;
    font-size: 13px !important;
    text-align: left;
    border-bottom: none;
    color: var(--graphite);
  }
  .nav .nav-sub-link:hover,
  .nav .nav-sub-link.active {
    color: var(--star);
    background: var(--void-3);
  }

}

/* ============ 手机 ============ */
@media (max-width: 720px) {

  /* ---- 顶部标题 + 按钮：竖排 ---- */
  main > div:first-child {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 16px !important;
  }
  main > div:first-child > button {
    width: 100%;
    justify-content: center;
  }
  main h1 + p {
    font-size: 13px !important;
    line-height: 1.7 !important;
  }

  /* ---- 统计：2×2 紧凑（表格容器单独处理，见 .grid-table） ---- */
  .grid-lines {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  /* 含表格的容器必须单列，让表格自己横滑 */
  .grid-lines.grid-table {
    grid-template-columns: 1fr !important;
  }
  .stat {
    padding: 14px 12px !important;
    border-right: none !important;
  }
  .grid-lines > .stat:nth-child(odd) {
    border-right: 1px solid var(--line-dark) !important;
  }
  .grid-lines > .stat:nth-child(-n+2) {
    border-bottom: 1px solid var(--line-dark);
  }
  .stat > div:first-child {
    gap: 8px !important;
  }
  .stat-value {
    font-size: 24px !important;
  }
  .stat-label {
    font-size: 10px !important;
    letter-spacing: 1.1px !important;
    margin-top: 4px !important;
  }

  /* ---- 视图切换 + 搜索：竖排 ---- */
  main > div:nth-of-type(2) {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 10px !important;
  }
  .viewtabs {
    width: 100%;
    display: flex !important;
  }
  .viewtab {
    flex: 1;
    padding: 10px 8px !important;
    font-size: 10px !important;
  }
  #search {
    width: 100% !important;
    max-width: none !important;
    min-width: 0 !important;
  }

  /* ---- 筛选条：可横向滚动 ---- */
  .filterbar {
    flex-wrap: nowrap !important;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding: 10px 12px !important;
    gap: 8px !important;
    scrollbar-width: none;
  }
  .filterbar::-webkit-scrollbar { display: none; }
  .filterbar > .label {
    flex: 0 0 auto;
    font-size: 10px;
  }
  .chip {
    flex: 0 0 auto;
    padding: 8px 12px !important;
    font-size: 10px !important;
    min-height: 32px;
    white-space: nowrap;
  }
  #ownerFilter {
    flex: 0 0 auto !important;
    min-width: 110px !important;
    width: auto !important;
    margin-left: 0 !important;
  }

  /* ---- 待办卡片 ---- */
  .todo-head {
    grid-template-columns: auto 1fr !important;
    gap: 10px !important;
    padding: 14px 14px !important;
  }
  .todo-head > div:last-child {
    grid-column: 2;
    justify-self: end;
    position: absolute;
    top: 14px;
    right: 14px;
  }
  .todo { position: relative; }
  .todo-title {
    font-size: 14px !important;
    line-height: 1.5 !important;
    padding-right: 20px;
  }
  .todo-meta {
    gap: 4px 12px !important;
    font-size: 11px !important;
    margin-top: 6px !important;
  }
  .todo-code {
    font-size: 10px !important;
  }
  .light-tag {
    font-size: 10px !important;
    padding: 2px 8px !important;
    letter-spacing: 0.9px !important;
  }
  .todo-body {
    padding: 0 14px 18px 14px !important;
  }
  .desc-box, .note-box {
    font-size: 12px !important;
    padding: 12px !important;
  }
  .dep-pill {
    font-size: 11px !important;
    padding: 5px 10px !important;
    max-width: 100%;
  }
  .dep-pill > span:nth-child(2) {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 130px;
  }
  .todo-body .btn-sm {
    flex: 1 1 auto;
    min-width: calc(50% - 4px);
    justify-content: center;
  }

  /* ---- 甘特：横向滚动，左侧栏收窄 ---- */
  .gantt-row {
    grid-template-columns: 110px 1fr !important;
  }
  .gantt-head {
    grid-template-columns: 110px 1fr !important;
  }
  .gantt-name {
    padding: 10px 8px !important;
    font-size: 11px !important;
    gap: 5px !important;
  }
  .gantt-name > span:last-child {
    display: none;
  }
  .gantt-head-name {
    padding: 10px 8px !important;
    font-size: 10px !important;
  }
  .legend {
    gap: 10px !important;
  }
  .legend-item {
    font-size: 9px !important;
    letter-spacing: 0.8px !important;
  }
  .legend-swatch {
    width: 14px !important;
    height: 6px !important;
  }
  main > div:nth-of-type(3) > div:first-child,
  #viewGantt > div:first-child {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 10px !important;
  }
  #viewGantt > div:first-child > div:last-child {
    display: flex;
    gap: 6px;
  }
  #viewGantt > div:first-child > div:last-child .chip {
    flex: 1;
    justify-content: center;
  }

  /* ---- 侧滑面板：全屏 ---- */
  .panel {
    max-width: 100% !important;
  }
  .panel-head {
    padding: 16px 18px !important;
  }
  .panel-body {
    padding: 18px !important;
  }

  /* ---- 弹窗 ---- */
  .modal {
    padding: 12px !important;
  }
  .modal-box {
    max-height: 90vh !important;
  }

  /* ---- 表格：可横滑 ---- */
  table {
    font-size: 12px !important;
    min-width: 560px;
  }
  th, td {
    padding: 10px 10px !important;
    white-space: nowrap;
  }
  /* 表格外层容器必须撑满且可横滑 */
  .grid-lines > div[style*="overflow-x"] {
    width: 100% !important;
    max-width: 100% !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
  }

  /* ---- 通知条 ---- */
  .notice {
    font-size: 12px !important;
    padding: 12px 14px !important;
    line-height: 1.65 !important;
  }

  /* ---- 组织树：横向可滑 ---- */
  .org-canvas {
    padding: 16px !important;
  }
  .org-node {
    min-width: 150px !important;
    padding: 10px 12px !important;
  }
  .org-node .nm { font-size: 13px !important; }
}

/* ============ 小屏手机 ============ */
@media (max-width: 420px) {
  .nav-logo { font-size: 10px !important; letter-spacing: 1px !important; }
  .nav-logo .dot { display: none; }
  .stat-value { font-size: 21px !important; }
  .todo-title { font-size: 13px !important; }
  .dep-pill > span:nth-child(2) { max-width: 96px; }
  .gantt-row { grid-template-columns: 92px 1fr !important; }
  .gantt-head { grid-template-columns: 92px 1fr !important; }
}

/* ============ 全局：禁止横向滚动（2026-11-01） ============
   抽屉/浮层用 translateX(100%) 收起时会超出右边界，
   若不封住 body 会撑出横向滚动条，用户能滑到屏幕外的空白区。 */
html, body { overflow-x: hidden; }