/* ============================================================
   商品管理后台（列表 / 编辑抽屉 / 类目管理）
   Element Plus 风格 + 现有 admin.html 融合
   ============================================================ */
:root {
  --el-primary: #409EFF;
  --el-success: #67C23A;
  --el-warning: #E6A23C;
  --el-danger:  #F56C6C;
  --el-info:    #909399;
  --el-text:    #303133;
  --el-text-2:  #606266;
  --el-text-3:  #909399;
  --el-border:  #DCDFE6;
  --el-border-l:#E4E7ED;
  --el-bg:      #F5F7FA;
  --el-bg-page:#F2F3F5;
}
.ap * { box-sizing: border-box; }
.ap button { font-family: inherit; cursor: pointer; }

/* ---------------- 顶部工具条 ---------------- */
.ap-page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; flex-wrap: wrap; gap: 10px; }
.ap-page-title { font-size: 20px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.ap-toolbar-right { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* ---------------- 概览卡片 ---------------- */
.ap-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 16px; }
.ap-stat { background: #fff; border: 1px solid var(--el-border-l); border-radius: 8px; padding: 16px 18px; }
.ap-stat .num { font-size: 24px; font-weight: 700; color: var(--el-text); margin: 4px 0; }
.ap-stat .lbl { color: var(--el-text-3); font-size: 12px; }
.ap-stat .delta { font-size: 12px; }
.ap-stat .delta.up { color: var(--el-success); }
.ap-stat .delta.down { color: var(--el-danger); }
.ap-stat.warn .num { color: var(--el-warning); }
.ap-stat.danger .num { color: var(--el-danger); }

/* ---------------- 卡片 ---------------- */
.ap-card { background: #fff; border-radius: 8px; border: 1px solid var(--el-border-l); margin-bottom: 16px; overflow: hidden; }
.ap-card-head { padding: 14px 20px; border-bottom: 1px solid var(--el-border-l); display: flex; align-items: center; justify-content: space-between; }
.ap-card-title { font-size: 15px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.ap-card-body { padding: 20px; }

/* ---------------- 按钮 ---------------- */
.ap-btn { display: inline-flex; align-items: center; gap: 4px; padding: 7px 16px; border-radius: 4px; font-size: 13px; border: 1px solid var(--el-border); background: #fff; color: var(--el-text); transition: all .15s; white-space: nowrap; }
.ap-btn:hover { color: var(--el-primary); border-color: #b3d8ff; background: #ecf5ff; }
.ap-btn.primary { background: var(--el-primary); border-color: var(--el-primary); color: #fff; }
.ap-btn.primary:hover { background: #66b1ff; color: #fff; border-color: #66b1ff; }
.ap-btn.success { background: var(--el-success); border-color: var(--el-success); color: #fff; }
.ap-btn.danger { background: var(--el-danger); border-color: var(--el-danger); color: #fff; }
.ap-btn.danger:hover { background: #f78989; color: #fff; border-color: #f78989; }
.ap-btn.text { border: none; background: transparent; color: var(--el-primary); padding: 4px 8px; }
.ap-btn.text:hover { background: #ecf5ff; }
.ap-btn.text.danger { color: var(--el-danger); }
.ap-btn.text.danger:hover { background: #fef0f0; }
.ap-btn.sm { padding: 4px 10px; font-size: 12px; }

/* ---------------- 表单 ---------------- */
.ap-form-row { display: grid; grid-template-columns: 130px 1fr; align-items: start; margin-bottom: 18px; gap: 12px; }
.ap-form-row.compact { margin-bottom: 12px; }
.ap-form-row .label { text-align: right; color: var(--el-text-2); font-size: 13px; padding-top: 7px; }
.ap-form-row .label.required::before { content: "*"; color: var(--el-danger); margin-right: 4px; }
.ap-form-row .field { width: 100%; }
.ap-form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 24px; }
.ap-input, .ap-select, .ap-textarea {
  width: 100%; max-width: 360px; height: 32px; padding: 4px 11px; font-size: 13px;
  border: 1px solid var(--el-border); border-radius: 4px; background: #fff; color: var(--el-text); font-family: inherit;
}
.ap-input:focus, .ap-select:focus, .ap-textarea:focus { outline: none; border-color: var(--el-primary); }
.ap-textarea { height: 70px; padding: 8px 11px; resize: vertical; }
.ap-input.wide { max-width: 100%; }
.ap-input.full, .ap-textarea.full { max-width: 100%; }
.ap-input.code { font-family: ui-monospace, Menlo, Consolas, monospace; }
.ap-help { color: var(--el-text-3); font-size: 12px; margin-top: 4px; }
.radio-group, .check-group { display: flex; flex-wrap: wrap; gap: 14px; padding-top: 5px; }
.radio, .check { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; font-size: 13px; }
.radio input, .check input { accent-color: var(--el-primary); }

/* ---------------- 过滤栏 ---------------- */
.ap-filter { display: flex; flex-wrap: wrap; gap: 8px; padding: 16px 20px; background: #fafbfc; border-bottom: 1px solid var(--el-border-l); align-items: center; }
.ap-filter .item { display: flex; align-items: center; gap: 6px; }
.ap-filter .item label { color: var(--el-text-2); font-size: 13px; white-space: nowrap; }
.ap-filter .item .ap-select, .ap-filter .item .ap-input { width: 160px; max-width: 100%; }
.ap-filter .item .ap-search { width: 220px; max-width: 100%; }
.ap-selected-tip { margin-left: auto; font-size: 12px; color: var(--el-text-3); }

/* ---------------- 表格 ---------------- */
.ap-tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.ap-tbl thead th { background: #fafbfc; color: var(--el-text-2); font-weight: 600; padding: 11px 12px; text-align: left; border-bottom: 1px solid var(--el-border-l); white-space: nowrap; }
.ap-tbl tbody td { padding: 12px; border-bottom: 1px solid var(--el-border-l); color: var(--el-text); vertical-align: middle; }
.ap-tbl tbody tr:hover { background: #fafbfc; }
.ap-tbl .row-low-stock { background: #fef0f0 !important; }
.ap-tbl .row-low-stock td { color: var(--el-danger); }
.ap-tbl .img-cell { display: flex; align-items: center; gap: 8px; }
.ap-tbl .thumb { width: 36px; height: 36px; border-radius: 4px; background: #f5f7fa center/cover; border: 1px solid var(--el-border-l); flex-shrink: 0; }
.ap-tbl .num { text-align: right; font-variant-numeric: tabular-nums; }
.ap-tbl .center { text-align: center; }

/* ---------------- 标签 ---------------- */
.ap-tag { display: inline-flex; align-items: center; padding: 2px 8px; border-radius: 10px; font-size: 12px; line-height: 16px; }
.ap-tag.primary { background: #ecf5ff; color: var(--el-primary); }
.ap-tag.success { background: #f0f9eb; color: var(--el-success); }
.ap-tag.warning { background: #fdf6ec; color: var(--el-warning); }
.ap-tag.danger  { background: #fef0f0; color: var(--el-danger); }
.ap-tag.info    { background: #f4f4f5; color: var(--el-info); }
.ap-tag.dot::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: currentColor; margin-right: 5px; }
/* 危化品子标签（后台管制类面板） */
.reg-subtabs { display: flex; gap: 6px; margin-bottom: 12px; border-bottom: 1px solid var(--el-border-l); }
.reg-subtab { padding: 8px 14px; cursor: pointer; color: var(--el-text-2); font-weight: 600; border-bottom: 2px solid transparent; }
.reg-subtab.active { color: var(--el-primary); border-bottom-color: var(--el-primary); }
.hz-badge { color: #e02e2e; font-weight: 700; }

/* ---------------- 状态点 ---------------- */
.ap-swatch { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; }
.ap-swatch.on { background: var(--el-success); }
.ap-swatch.off { background: var(--el-text-3); }

/* ---------------- 树（类目） ---------------- */
.ap-tree { font-size: 13px; border: 1px solid var(--el-border-l); border-radius: 6px; padding: 12px; max-height: 560px; overflow: auto; }
.ap-tree-node { padding: 6px 8px; border-radius: 4px; cursor: pointer; display: flex; align-items: center; gap: 6px; }
.ap-tree-node:hover { background: var(--el-bg); }
.ap-tree-node.active { background: #ecf5ff; color: var(--el-primary); font-weight: 600; }
.ap-tree-children { margin-left: 20px; border-left: 1px dashed var(--el-border); padding-left: 12px; }
.ap-tree-toggle { display: inline-flex; width: 14px; color: var(--el-text-3); cursor: pointer; user-select: none; }
.ap-tree-count { color: var(--el-text-3); font-size: 11px; }
.ap-tree-action { margin-left: auto; opacity: 0; transition: opacity .15s; display: flex; gap: 4px; }
.ap-tree-node:hover .ap-tree-action { opacity: 1; }
.ap-tree-action button { background: transparent; border: none; color: var(--el-text-3); font-size: 11px; padding: 2px 6px; cursor: pointer; }
.ap-tree-action button:hover { color: var(--el-primary); }
.ap-tree-action button.danger:hover { color: var(--el-danger); }

/* ---------------- 分页 ---------------- */
.ap-pager { display: flex; align-items: center; justify-content: flex-end; padding: 16px 20px; gap: 12px; font-size: 13px; color: var(--el-text-2); flex-wrap: wrap; }
.ap-pager .pages { display: flex; gap: 4px; flex-wrap: wrap; }
.ap-pager .pages button { min-width: 30px; height: 30px; border: 1px solid var(--el-border); background: #fff; color: var(--el-text-2); border-radius: 4px; font-size: 13px; padding: 0 6px; }
.ap-pager .pages button:hover { color: var(--el-primary); }
.ap-pager .pages button.active { background: var(--el-primary); border-color: var(--el-primary); color: #fff; }
.ap-pager .pages button:disabled { opacity: .4; cursor: not-allowed; }
.ap-pager select { height: 30px; padding: 0 8px; border: 1px solid var(--el-border); border-radius: 4px; background: #fff; font-size: 13px; }
.ap-pager .total { color: var(--el-text-3); }
.ap-pager .goto { width: 60px; height: 30px; padding: 2px 6px; border: 1px solid var(--el-border); border-radius: 4px; text-align: center; }

/* ---------------- 抽屉 Drawer ---------------- */
.ap-mask { position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 1000; }
.ap-drawer { position: fixed; top: 0; right: 0; bottom: 0; width: 920px; max-width: 96vw; background: #fff; z-index: 1001; display: flex; flex-direction: column; box-shadow: -4px 0 16px rgba(0,0,0,.1); }
.ap-drawer-head { padding: 16px 24px; border-bottom: 1px solid var(--el-border-l); display: flex; align-items: center; justify-content: space-between; }
.ap-drawer-head h2 { font-size: 16px; font-weight: 600; }
.ap-drawer-close { background: transparent; border: none; font-size: 22px; color: var(--el-text-3); cursor: pointer; padding: 0 6px; line-height: 1; }
.ap-drawer-tabs { padding: 0 24px; border-bottom: 1px solid var(--el-border-l); display: flex; gap: 18px; background: #fafbfc; overflow-x: auto; }
.ap-drawer-tabs .tab { padding: 12px 2px; cursor: pointer; color: var(--el-text-2); border-bottom: 2px solid transparent; font-size: 13px; white-space: nowrap; }
.ap-drawer-tabs .tab.active { color: var(--el-primary); border-bottom-color: var(--el-primary); font-weight: 600; }
.ap-drawer-body { flex: 1; overflow-y: auto; padding: 24px; }
.ap-drawer-foot { padding: 14px 24px; border-top: 1px solid var(--el-border-l); display: flex; justify-content: flex-end; gap: 10px; align-items: center; }
.ap-drawer-foot .left { margin-right: auto; color: var(--el-text-3); font-size: 12px; }
.ap-sec-title { font-size: 14px; color: var(--el-primary); margin: 24px 0 14px; padding-bottom: 8px; border-bottom: 1px solid var(--el-border-l); }
.ap-sec-title:first-child { margin-top: 0; }

/* ---------------- 上传 ---------------- */
.ap-upload { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.ap-upload .preview { position: relative; width: 78px; height: 78px; border-radius: 4px; background: #f5f7fa center/cover; border: 1px solid var(--el-border-l); display: flex; align-items: center; justify-content: center; color: var(--el-text-3); font-size: 10px; overflow: hidden; }
.ap-upload .preview .mask-act { position: absolute; inset: 0; background: rgba(0,0,0,.5); color: #fff; display: none; align-items: center; justify-content: center; gap: 8px; font-size: 12px; }
.ap-upload .preview:hover .mask-act { display: flex; }
.ap-upload .mask-act span { cursor: pointer; }
.ap-upload .picker { width: 78px; height: 78px; border: 1px dashed var(--el-border); border-radius: 4px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; color: var(--el-text-3); font-size: 11px; cursor: pointer; }
.ap-upload .picker:hover { border-color: var(--el-primary); color: var(--el-primary); }

/* ---------------- 批量操作条 ---------------- */
.ap-batchbar { position: sticky; bottom: 16px; background: #fff; border: 1px solid var(--el-primary); border-radius: 8px; padding: 10px 16px; display: flex; align-items: center; gap: 12px; box-shadow: 0 6px 24px rgba(64,158,255,.18); flex-wrap: wrap; }
.ap-batchbar .spacer { margin-left: auto; color: var(--el-text-3); font-size: 12px; }

/* ---------------- 提示/空态 ---------------- */
.ap-loading, .ap-empty { padding: 40px; text-align: center; color: var(--el-text-3); }
.ap-hint { border: 1px solid var(--el-border-l); background: #fafbfc; border-radius: 6px; padding: 10px 14px; font-size: 12px; color: var(--el-text-3); margin: 12px 0; }
.ap-hint b { color: var(--el-text-2); }

/* ---------------- 时间线 ---------------- */
.ap-timeline { padding-left: 12px; border-left: 2px solid var(--el-border-l); }
.ap-tl-item { padding: 0 0 14px 14px; position: relative; font-size: 13px; }
.ap-tl-item::before { content: ""; position: absolute; left: -7px; top: 4px; width: 10px; height: 10px; border-radius: 50%; background: var(--el-primary); border: 2px solid #fff; box-shadow: 0 0 0 1px var(--el-primary); }
.ap-tl-item .ts { font-size: 12px; color: var(--el-text-3); margin-left: 8px; }
.ap-tl-item .who { color: var(--el-text-2); font-weight: 600; margin-right: 4px; }

/* ---------------- 两栏布局（类目管理 / 详情） ---------------- */
.ap-2col { display: grid; grid-template-columns: 320px 1fr; gap: 24px; }
.ap-img-main { width: 100%; max-width: 300px; height: 300px; background: #f5f7fa center/cover; border-radius: 8px; border: 1px solid var(--el-border-l); }
.ap-img-thumbs { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; }
.ap-img-thumbs .t { width: 60px; height: 60px; background: #f5f7fa center/cover; border: 1px solid var(--el-border-l); border-radius: 4px; cursor: pointer; }
.ap-img-thumbs .t.active { border-color: var(--el-primary); border-width: 2px; }
.ap-meta-tbl { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 14px; }
.ap-meta-tbl th { background: #fafbfc; text-align: left; padding: 9px 12px; width: 130px; color: var(--el-text-2); font-weight: 600; border-bottom: 1px solid var(--el-border-l); }
.ap-meta-tbl td { padding: 9px 12px; border-bottom: 1px solid var(--el-border-l); }

/* ---------------- 响应式 ---------------- */
@media (max-width: 1100px) {
  .ap-stats { grid-template-columns: repeat(2, 1fr); }
  .ap-2col { grid-template-columns: 1fr; }
  .ap-drawer { width: 100%; }
  .ap-form-grid { grid-template-columns: 1fr; }
}

/* ---------------- 标签 chip ---------------- */
.ap-tag-chips { display: inline-flex; flex-wrap: wrap; gap: 4px; align-items: center; max-width: 220px; }
.ap-tag-chip { display: inline-flex; align-items: center; gap: 2px; padding: 2px 8px; border-radius: 10px; font-size: 11px; line-height: 16px; border: 1px solid; white-space: nowrap; user-select: none; }
.ap-tag-chip[data-tag] { cursor: pointer; transition: opacity .15s; }
.ap-tag-chip[data-tag]:hover { opacity: .75; }
.ap-tag-add { width: 22px; height: 20px; line-height: 18px; padding: 0; border: 1px dashed #c0c4cc; background: #fff; color: #909399; border-radius: 10px; font-size: 14px; cursor: pointer; }
.ap-tag-add:hover { border-color: var(--el-primary); color: var(--el-primary); }
.ap-tag-empty { font-size: 12px; color: #c0c4cc; }
.ap-tag-editor-cur { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-bottom: 10px; padding: 8px; background: #fafbfc; border-radius: 6px; min-height: 38px; }
.ap-tag-editor-pool { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; padding: 8px; background: #fff; border: 1px dashed #ebeef5; border-radius: 6px; }
.ap-tag-picker { padding: 8px; }
.ap-tag-picker-cur { margin-bottom: 12px; }
.ap-tag-picker-pool { display: flex; flex-wrap: wrap; gap: 6px; max-height: 200px; overflow-y: auto; }
#ap-tag-dlg .ap-drawer-body { padding: 16px; }