/* CSS Variables & Reset */
:root {
    --primary: #2a6df4;
    --primary-light: #e8edfd;
    --success: #34c759;
    --danger: #ff3b30;
    --warning: #ff9500;
    --gray-1: #f7f8fc;
    --gray-2: #e9ecf0;
    --gray-3: #d1d5db;
    --gray-4: #9ca3af;
    --gray-5: #6b7280;
    --gray-6: #374151;
    --shadow: 0 2px 8px rgba(0,0,0,0.06);
    --radius: 8px;
    --transition: 0.2s ease;
    --sidebar-width: 148px;
    --sidebar-collapsed-width: 52px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--gray-1);
    color: var(--gray-6);
    height: 100vh;
    overflow: hidden;
}
a { text-decoration: none; color: inherit; }

/* Layout */
#app { display: flex; height: 100vh; }

/* ==================== Sidebar ==================== */
.sidebar {
    width: var(--sidebar-width);
    background: #fff;
    border-right: 1px solid var(--gray-2);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    overflow-y: auto;
    overflow-x: hidden;
    transition: width var(--transition);
}
.sidebar::-webkit-scrollbar { width: 6px; }
.sidebar::-webkit-scrollbar-thumb { background: var(--gray-3); border-radius: 3px; }

/* 收起状态 */
.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}
.sidebar.collapsed .brand-text,
.sidebar.collapsed .menu-item .label {
    opacity: 0;
    visibility: hidden;
    width: 0;
}
.sidebar.collapsed .brand {
    justify-content: center;
    padding: 20px 8px;
}
.sidebar.collapsed .brand-logo { margin-right: 0; }
.sidebar.collapsed .menu-item {
    justify-content: center;
    padding: 10px 0;
}
.sidebar.collapsed .menu-item .icon { margin-right: 0; }

/* Brand —— 与 topbar 同高，并排对齐；点击即收起 / 展开侧边栏 */
.sidebar .brand {
    height: 58px;
    padding: 0 10px;
    font-weight: 700;
    font-size: 15px;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
    cursor: pointer;
    user-select: none;
    transition: var(--transition);
}
.sidebar .brand:hover { background: var(--primary-light); }
.sidebar .brand-logo { flex-shrink: 0; transition: margin var(--transition); }
.sidebar .brand-text { white-space: nowrap; transition: opacity var(--transition); }

/* Menu */
.sidebar .menu {
    flex: 1;
    padding: 12px 0;
    overflow-y: auto;
    overflow-x: hidden;
}
.sidebar .menu-item {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    cursor: pointer;
    transition: var(--transition);
    border-left: 3px solid transparent;
    font-size: 13px;
    white-space: nowrap;
}
.sidebar .menu-item:hover { background: var(--primary-light); }
.sidebar .menu-item.active {
    border-left-color: var(--primary);
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 500;
}
.sidebar .menu-item .icon,
.card-title > i,
.brand-logo > i {
    margin-right: 8px;
    width: 16px;
    text-align: center;
    flex-shrink: 0;
    font-size: 14px;
    transition: margin var(--transition);
    font-style: normal;
}
.card-title > i {
    margin-right: 6px;
    color: var(--primary);
}

/* 缓慢自转的图标（当前用在侧边栏「系统配置」的齿轮上）
   转一圈的时长只由这一处数字控制：调大更含蓄、调小更活跃。
   想改成"鼠标悬停才转"，把选择器换成 .menu-item:hover .menu-icon-spin 即可。 */
@keyframes icon-spin {
    to { transform: rotate(360deg); }
}
.menu-icon-spin {
    display: inline-block; /* 内联元素不参与 transform，必须转成 inline-block */
    animation: icon-spin 4s linear infinite;
    will-change: transform; /* 提到独立图层，长时间动画不逐帧重绘文字 */
}

/* Main area */
.main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 0;
}

/* Top bar —— 与 brand 同高 58px */
.topbar {
    background: #fff;
    height: 58px;
    padding: 0 24px;
    border-bottom: 1px solid var(--gray-2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}
/* 顶栏右侧只放一个头像按钮（原「昵称 + 角色 + 退出登录」一排文字已收进资料卡） */
.topbar .user-area {
    position: relative;      /* 资料卡的定位锚点 */
    margin-left: auto;
    display: flex;
    align-items: center;
}
/* 必须用 inline-flex 包住头像：若保持默认的行内盒，
   头像按基线对齐会让行盒在底部多出文字下伸部（约 3px），
   按钮盒子变成 34×37 的长方形，hover 光环画上去就成了椭圆。 */
.topbar .avatar-btn {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    padding: 3px 5px 3px 3px;
    border: none;
    background: transparent;
    border-radius: 999px;
    cursor: pointer;
    line-height: 1;
    transition: background var(--transition);
}
.topbar .avatar-btn:hover { background: var(--gray-1); }
.topbar .avatar-btn .avatar-caret {
    font-size: 11px;
    color: var(--gray-4);
    transition: transform var(--transition), color var(--transition);
}
/* 卡片展开时按钮保持高亮，箭头翻转 —— 一眼看出卡片是它弹出来的 */
.topbar .avatar-btn[aria-expanded="true"] { background: var(--primary-light); }
.topbar .avatar-btn[aria-expanded="true"] .avatar-caret {
    transform: rotate(180deg);
    color: var(--primary);
}
/* 光环直接画在正圆头像上，而不是外层按钮盒子上，保证永远是正圆 */
.topbar .avatar-btn:hover .avatar,
.topbar .avatar-btn[aria-expanded="true"] .avatar { box-shadow: 0 0 0 2px var(--primary); }

/* ==================== 头像 ==================== */
/* 圆形头像：底图是「昵称首字」占位，加载失败时隐藏 <img> 即露出占位，不出现破图 */
.avatar {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    vertical-align: middle;
    aspect-ratio: 1 / 1;   /* 保险：即便某处改了宽或高，也强制保持正方形 → 正圆 */
    border-radius: 50%;
    overflow: hidden;
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
    line-height: 1;
    user-select: none;
}
.avatar .avatar-fallback {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.avatar .avatar-img {
    position: relative;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
/* 系统管理员固定头像：FA 图标 + 金色渐变底，一眼区别于普通管理员（不受上传头像影响） */
.avatar-sys {
    background: linear-gradient(135deg, #ffd75e 0%, #e8a600 58%, #c98a00 100%);
    color: #fff;
    box-shadow: 0 0 0 2px rgba(232, 166, 0, 0.22);
}
.avatar-sys i {
    position: relative;
    line-height: 1;
    /* 金色底偏亮，给白色图标加一点投影保证清晰 */
    text-shadow: 0 1px 2px rgba(122, 82, 0, 0.4);
}
/* 表单内的头像编辑控件 */
.avatar-field {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}
.avatar-field-left { position: relative; flex-shrink: 0; }
.avatar-field .avatar-edit {
    width: 76px;
    height: 76px;
    font-size: 32px;
    border: 2px dashed var(--gray-2);
    background: var(--gray-1);
    color: var(--gray-4);
    cursor: pointer;
    transition: border-color var(--transition), background var(--transition);
}
.avatar-field .avatar-edit:hover { border-color: var(--primary); }
.avatar-field .avatar-edit.is-dragover { border-color: var(--primary); background: var(--primary-light); }
.avatar-field-del {
    display: none;
    position: absolute;
    top: -6px;
    right: -6px;
    z-index: 2;
    width: 20px;
    height: 20px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: var(--danger);
    color: #fff;
    font-size: 13px;
    line-height: 20px;
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(0,0,0,.3);
}
.avatar-field-main { flex: 1; min-width: 0; }

/* ==================== 右上角个人资料卡 ==================== */
/* 点头像从顶栏下方滑出的那张卡：头像 + 账号信息在上，操作菜单在下，底部退出登录。
   z-index 300：压住页面内容（页面里的 sticky 表头最高才 50），
   又低于弹窗的 999 —— 改头像/改密码等弹窗弹起时自然盖在卡片之上。 */
.pcard {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    z-index: 300;
    width: 292px;
    padding-bottom: 8px;
    background: #fff;
    border: 1px solid var(--gray-2);
    border-radius: 14px;
    box-shadow: 0 14px 34px rgba(17, 24, 39, 0.14), 0 2px 6px rgba(17, 24, 39, 0.06);
    overflow: hidden;
    transform-origin: top right;
    animation: pcard-in 0.18s cubic-bezier(0.2, 0.8, 0.2, 1);
}
@keyframes pcard-in {
    from { opacity: 0; transform: translateY(-10px) scale(0.96); }
    to   { opacity: 1; transform: none; }
}
/* 顶部渐变条幅 + 一点高光，避免整卡一片白 */
.pcard-cover {
    height: 76px;
    background: linear-gradient(120deg, #2a6df4 0%, #5b8cff 55%, #86adff 100%);
    position: relative;
}
.pcard-cover::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 86% 16%, rgba(255, 255, 255, 0.35), transparent 46%);
}
/* 头部：负 margin 只加在头像上（压进条幅做出层次），
   文字块留在条幅下方的白底上 —— 之前整体上提导致昵称上半截压在渐变上看不清 */
.pcard-head {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 0 16px;
}
.pcard-avatar {
    display: inline-flex;
    flex: 0 0 auto;
    padding: 3px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(17, 24, 39, 0.14);
    margin-top: -34px;      /* 头像约一半压进条幅 */
}
.pcard-meta { flex: 1; min-width: 0; padding-top: 12px; }
.pcard-name {
    font-size: 16px;
    font-weight: 600;
    line-height: 1.3;
    color: var(--gray-6);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.pcard-account {
    margin-top: 2px;
    font-size: 12px;
    color: var(--gray-4);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.pcard-tags { display: flex; flex-wrap: wrap; gap: 6px; padding: 10px 16px 2px; }
.pcard-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 9px;
    border-radius: 10px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 12px;
}
.pcard-menu { padding: 6px 8px; }
.pcard-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 9px 10px;
    border: none;
    background: transparent;
    border-radius: 10px;
    cursor: pointer;
    font-family: inherit;   /* 按钮默认不继承 body 字体，中文会掉成系统默认 */
    font-size: 13px;
    color: var(--gray-6);
    text-align: left;
    transition: background var(--transition);
}
.pcard-item:hover { background: var(--gray-1); }
/* 禁用项（如系统管理员固定头像）：不可点，且不响应 hover */
.pcard-item:disabled { opacity: 0.55; cursor: not-allowed; }
.pcard-item:disabled:hover { background: transparent; }
.pcard-ico {
    flex: 0 0 auto;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    color: #fff;
    font-size: 13px;
}
.ico-blue  { background: linear-gradient(135deg, #2a6df4, #5b8cff); }
.ico-cyan  { background: linear-gradient(135deg, #0ea5a5, #2ec4c4); }
.ico-amber { background: linear-gradient(135deg, #ff9500, #ffb340); }
.pcard-label { flex: 1; }
.pcard-arrow { flex: 0 0 auto; color: var(--gray-3); font-size: 12px; }
.pcard-foot { margin-top: 2px; padding: 8px 8px 0; border-top: 1px solid var(--gray-2); }
.pcard-logout {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 100%;
    padding: 9px;
    border: none;
    border-radius: 10px;
    background: #fff5f4;
    color: var(--danger);
    font-family: inherit;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition);
}
.pcard-logout:hover { background: #ffe4e1; }

/* ==================== 图片管理页 ==================== */
/* 顶部统计条 */
.stat-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 12px 0;
}
.stat-chip {
    flex: 1 1 120px;
    min-width: 120px;
    padding: 10px 14px;
    border: 1px solid var(--gray-2);
    border-radius: var(--radius);
    background: var(--gray-1);
}
.stat-chip .num { font-size: 20px; font-weight: 700; color: var(--gray-6); }
.stat-chip .lbl { font-size: 12px; color: var(--gray-5); margin-top: 2px; }
.stat-chip.warn { border-color: #ffd591; background: #fff7e6; }
.stat-chip.warn .num { color: #ad6800; }

/* 缩略图（图片损坏时露出占位图标，不出现破图） */
.img-thumb {
    position: relative;
    width: 44px;
    height: 44px;
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid var(--gray-2);
    background: var(--gray-1);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
.img-thumb img {
    position: relative;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.img-thumb-fallback {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-4);
}
/* 文件名与引用方 */
.img-name {
    font-weight: 500;
    word-break: break-all;
}
.ref-line {
    font-size: 13px;
    color: var(--gray-6);
    line-height: 1.7;
    white-space: nowrap;
}
.ref-line i { color: var(--gray-4); margin-right: 4px; }

/* Content */
.content {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
    background: var(--gray-1);
}

/* ==================== 仪表盘底部固定栏（版权 + 开发者模块 + APP 下载） ==================== */
/* 由 dashboard.js 挂到 .main 末尾（仅仪表盘页）：作为 flex 子节点天然占位，
   永远贴在视口底部、侧边栏右侧，既不随内容滚走，也不会遮住 .content 的滚动条 */
.dash-footer {
    flex-shrink: 0;
    height: 48px;
    padding: 0 24px;
    background: #fff;
    border-top: 1px solid var(--gray-2);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12.5px;
    color: var(--gray-5);
    gap: 16px;
    box-shadow: 0 -2px 12px rgba(17, 24, 39, 0.05);
    z-index: 5;
}
.dash-footer-left, .dash-footer-right {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}
.dash-footer-logo {
    width: 26px; height: 26px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 8px;
    font-size: 14px;
    flex-shrink: 0;
}
.dash-footer-title { font-weight: 600; color: var(--gray-6); white-space: nowrap; }
.dash-footer-sep { color: var(--gray-3); }
.dash-footer-copy { color: var(--gray-4); white-space: nowrap; }

/* 开发者模块：轻量胶囊 */
.dash-footer-dev {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    background: var(--gray-1);
    border-radius: 999px;
    color: var(--gray-5);
    font-size: 12px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.dash-footer-dev i { color: var(--primary); }

/* 下载安卓 APP —— 默认只显示按钮，悬浮才弹出二维码 */
.dash-app { position: relative; }
.dash-app-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: 1px solid var(--gray-3);
    background: #fff;
    color: var(--gray-6);
    font-size: 12.5px;
    padding: 6px 13px;
    border-radius: 999px;
    cursor: pointer;
    transition: var(--transition);
}
.dash-app-btn:hover {
    border-color: var(--primary);
    color: #fff;
    background: var(--primary);
}
.dash-app-btn .fa-qrcode { color: var(--primary); transition: color var(--transition); }
.dash-app-btn:hover .fa-qrcode { color: #fff; }

.dash-app-pop {
    position: absolute;
    bottom: calc(100% + 10px);
    right: 0;
    width: 224px;
    background: #fff;
    border: 1px solid var(--gray-2);
    border-radius: 14px;
    box-shadow: 0 10px 34px rgba(17, 24, 39, 0.18);
    padding: 18px;
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(6px);
    transition: opacity 0.16s ease, transform 0.16s ease, visibility 0.16s;
    z-index: 50;
}
.dash-app:hover .dash-app-pop,
.dash-app-btn:focus + .dash-app-pop {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.dash-app-pop::after {
    content: '';
    position: absolute;
    top: 100%;
    right: 26px;
    border: 7px solid transparent;
    border-top-color: #fff;
}
.dash-app-pop-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-6);
    margin-bottom: 12px;
}
.dash-app-qr {
    width: 140px;
    height: 140px;
    margin: 0 auto 12px;
    background: #fff;
    border: 1px solid var(--gray-2);
    border-radius: 10px;
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.dash-app-qr img, .dash-app-qr canvas { display: block; }
.dash-app-meta { font-size: 12px; color: var(--gray-5); margin-bottom: 12px; line-height: 1.5; }
.dash-app-hint { color: var(--gray-4); font-size: 11px; }

/* 窄屏：隐藏中间的开发者胶囊，避免挤压版权与下载按钮 */
@media (max-width: 720px) {
    .dash-footer-dev { display: none; }
    .dash-footer-copy { display: none; }
}

/* ==================== 实用工具（侧边栏底部入口 + 工具箱卡片） ==================== */
/* .menu 是 flex:1，所以这块永远贴在侧边栏最底部，不随菜单滚动 */
.sidebar-tools {
    flex-shrink: 0;
    height: 48px;               /* 与右侧 .dash-footer 高度保持一致，视觉上对齐 */
    padding: 0;
    border-top: 1px solid var(--gray-2);
    cursor: pointer;
    display: flex;
    align-items: stretch;       /* 让内层「实用工具」项撑满整个容器高度 */
}
.sidebar-tools .menu-item {
    flex: 1;
    padding: 0 12px;            /* 去掉上下内边距，仅保留左右，配合 flex:1 垂直居中 */
    border-left: 3px solid transparent;
}
.sidebar-tools .menu-item:hover {
    background: var(--primary-light);
}
.sidebar-tools .menu-item.active {
    border-left-color: var(--primary);
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 500;
}
.sidebar-tools .menu-item .icon {
    margin-right: 8px;
    width: 16px;
    text-align: center;
    flex-shrink: 0;
}

.tool-card { padding-top: 18px; }
.tool-head {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--gray-2);
    margin-bottom: 16px;
}
.tool-ico {
    flex: 0 0 auto;
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 16px;
}
.tool-meta { min-width: 0; }
.tool-title { font-size: 15px; font-weight: 600; color: var(--gray-6); }
.tool-desc { font-size: 12.5px; color: var(--gray-5); line-height: 1.6; margin-top: 4px; }

/* 工具内的步骤行 */
.tz-step { display: flex; gap: 10px; margin-bottom: 16px; }
.tz-step-no {
    flex: 0 0 auto;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    font-size: 12.5px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.tz-step-body { flex: 1; min-width: 0; }

/* 拖拽上传区 */
.tz-drop {
    border: 2px dashed var(--gray-3);
    border-radius: var(--radius);
    padding: 22px;
    text-align: center;
    cursor: pointer;
    background: var(--gray-1);
    transition: border-color var(--transition), background var(--transition);
}
.tz-drop:hover { border-color: var(--primary); }
.tz-drop.is-over {
    border-color: var(--primary);
    background: var(--primary-light);
}
.tz-drop-main { color: var(--gray-6); font-size: 14px; }
.tz-drop-main .fa { color: var(--primary); margin-right: 6px; }
.tz-drop .hint { margin-top: 6px; }

/* 选项行 */
.tz-opts {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.tz-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 160px;
}
.tz-field > span { font-size: 12.5px; color: var(--gray-5); }
.tz-field-btn { justify-content: flex-end; }

/* 统计小卡片 */
.tz-stat {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin: 4px 0 12px;
}
.tz-stat:empty { display: none; }
.tz-chip {
    flex: 1;
    min-width: 92px;
    background: var(--gray-1);
    border-radius: var(--radius);
    padding: 10px 14px;
    text-align: center;
}
.tz-chip .num { font-size: 22px; font-weight: 700; color: var(--primary); }
.tz-chip .lbl { font-size: 12px; color: var(--gray-5); margin-top: 2px; }

/* Cards */
.card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    margin-bottom: 20px;
}
.card-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
}

/* Tables */
.table-wrap { overflow-x: auto; position: relative; }
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
table th {
    background: var(--gray-1);
    text-align: left;
    padding: 10px 12px;
    border-bottom: 2px solid var(--gray-2);
    font-weight: 600;
}
table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--gray-2);
}
table tr:hover td { background: var(--gray-1); }

/* ==================== 表格平滑刷新 ==================== */
/* 主列表表格保持最小高度：查询结果为空 / 尾页行数变少时避免表格塌陷，
   导致下方分页条与页面内容跳动 */
.card .table-wrap { min-height: 200px; }

/* 表格 loading 遮罩：盖在 .table-wrap 上，请求期间保留旧内容不闪空 */
.table-loading-mask {
    position: absolute;
    inset: 0;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.55);
}
.table-loading-mask[hidden] { display: none; }
.loading-spinner {
    width: 22px;
    height: 22px;
    border: 2px solid var(--gray-2);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: btn-spin 0.8s linear infinite;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 6px 14px;
    border: none;
    border-radius: 4px;
    font-size: 13px;
    cursor: pointer;
    transition: var(--transition);
    background: var(--gray-2);
    color: var(--gray-6);
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { opacity: 0.85; }
.link { color: var(--primary); cursor: pointer; text-decoration: none; }
.link:hover { text-decoration: underline; }
.btn-success { background: var(--success); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-warning { background: var(--warning); color: #fff; }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-link { background: transparent; color: var(--primary); padding: 2px 8px; font-weight: 600; border: 1px dashed transparent; }
.btn-link:hover { border-color: var(--primary); }
.btn + .btn { margin-left: 6px; }
.btn:disabled { cursor: not-allowed; opacity: 0.6; }

/* 表格操作列：多个按钮横向排列、不折行 */
.row-actions { display: inline-flex; gap: 6px; flex-wrap: nowrap; white-space: nowrap; align-items: center; }

/* 按钮内加载图标 */
.btn-spinner {
    display: none;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(0,0,0,.15);
    border-top-color: currentColor;
    border-radius: 50%;
    animation: btn-spin .8s linear infinite;
    margin-right: 6px;
    vertical-align: middle;
}
@keyframes btn-spin {
    to { transform: rotate(360deg); }
}

/* ==================== 上传进度条（APK 发布等大文件上传） ==================== */
.upload-progress { margin-top: 12px; }
/* [hidden] 必须显式声明：作者样式的 display 会盖掉浏览器默认的 [hidden] */
.upload-progress[hidden] { display: none; }
.upload-bar {
    height: 8px;
    border-radius: 4px;
    background: var(--gray-2);
    overflow: hidden;
}
.upload-bar-fill {
    height: 100%;
    width: 0;
    border-radius: 4px;
    background: var(--primary);
    transition: width .15s linear;
}
.upload-bar-fill.is-error { background: var(--danger); }
.upload-progress-text {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    margin-top: 6px;
    font-size: 12px;
    color: var(--gray-4);
}
.upload-progress-text .is-error { color: var(--danger); }

/* ==================== 属性值标签（抄 Vue 版 el-tag 风格） ==================== */
.tag {
    display: inline-flex;
    align-items: center;
    padding: 0 8px;
    margin: 2px 6px 2px 0;
    font-size: 12px;
    line-height: 22px;
    border-radius: 4px;
    background: var(--primary-light);
    color: var(--primary);
    border: 1px solid #cfd9f9;
}

/* 盘点单：范围选择 chips */
.chip {
    display: inline-flex; align-items: center; gap: 4px;
    background: var(--gray-1, #f2f4f7); border: 1px solid var(--gray-2, #e2e6ea);
    border-radius: 12px; padding: 2px 8px; margin: 2px 4px 2px 0; font-size: 12px;
}
.chip-x {
    border: none; background: transparent; cursor: pointer; color: var(--gray-4, #9aa3af);
    font-size: 14px; line-height: 1; padding: 0 2px;
}
.chip-x:hover { color: var(--danger, #ff3b30); }

/* 盘点单：分配账号复选列表 */
.checkbox-list { display: flex; flex-direction: column; gap: 4px; }
.cb-line { display: flex; align-items: center; gap: 6px; font-size: 13px; }
.cb-line input { width: auto; }

.st-head { border-bottom: 1px solid var(--gray-2, #e2e6ea); padding-bottom: 8px; margin-bottom: 4px; }

/* 连续货位/整合：高亮下一个落点货位行 */
.wb-row-cursor { background: rgba(33, 150, 243, 0.10); }
.wb-row-cursor td:first-child { box-shadow: inset 3px 0 0 var(--primary); }

/* Forms */
.form-group {
    margin-bottom: 14px;
}
.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 4px;
    font-size: 13px;
}
.form-control {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--gray-3);
    border-radius: 4px;
    font-size: 14px;
    transition: var(--transition);
}
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(42,109,244,0.15);
}
select.form-control { appearance: auto; }

/* ==================== 数值步进器（el-input-number 风格） ==================== */
.number-stepper {
    display: inline-flex;
    align-items: stretch;
    border: 1px solid var(--gray-3);
    border-radius: 4px;
    overflow: hidden;
    background: #fff;
    height: 36px;
    width: 160px;
}
.number-stepper button {
    width: 34px;
    border: none;
    background: var(--gray-1);
    color: var(--gray-5);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: background .15s, color .15s;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.number-stepper button:hover:not(:disabled) {
    background: var(--primary-light);
    color: var(--primary);
}
.number-stepper button:active:not(:disabled) {
    background: var(--primary);
    color: #fff;
}
.number-stepper button:disabled {
    cursor: not-allowed;
    opacity: .5;
}
.number-stepper input {
    flex: 1;
    min-width: 0;
    border: none;
    border-left: 1px solid var(--gray-3);
    border-right: 1px solid var(--gray-3);
    text-align: center;
    font-size: 14px;
    color: var(--primary);
    font-weight: 600;
    background: #fff;
}
.number-stepper input:focus { outline: none; }
/* 隐藏原生 number 输入框的上下箭头（步进器自己有） */
.number-stepper input::-webkit-outer-spin-button,
.number-stepper input::-webkit-inner-spin-button {
    -webkit-appearance: none; margin: 0;
}
.number-stepper input { -moz-appearance: textfield; }

/* Grid */
.row {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}
.col { flex: 1; min-width: 200px; }

/* Pagination */
.pagination-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 16px;
    gap: 16px;
}
.pagination-bar .page-size-wrap {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--gray-5);
    font-size: 13px;
}
.pagination-bar .page-size-select {
    width: auto;
    min-width: 80px;
    padding: 4px 8px;
    font-size: 13px;
}

.pagination {
    display: flex;
    gap: 6px;
    align-items: center;
    justify-content: flex-end;
}
.table-wrap + .pagination {
    margin-top: 16px;
}
.pagination button {
    padding: 4px 10px;
    border: 1px solid var(--gray-3);
    background: #fff;
    border-radius: 4px;
    cursor: pointer;
}
.pagination button.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.pagination button:disabled { opacity: 0.5; cursor: not-allowed; }

/* Modal (simple overlay) */
.modal-overlay {
    position: fixed;
    top:0; left:0; width:100%; height:100%;
    background: rgba(0,0,0,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
}
.modal-box {
    background: #fff;
    border-radius: var(--radius);
    padding: 24px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}
.modal-box .modal-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
}
.modal-box .modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
}

/* Misc */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-16 { margin-top: 16px; }
.mb-16 { margin-bottom: 16px; }
.flex { display: flex; gap: 8px; align-items: center; }

/* ==================== 筛选栏 ==================== */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 16px;
    align-items: flex-end;
    padding: 14px 16px;
    margin-bottom: 16px;
    background: var(--gray-1);
    border: 1px solid var(--gray-2);
    border-radius: var(--radius);
}
.filter-item { display: flex; flex-direction: column; min-width: 160px; }
.filter-item label {
    font-size: 12px;
    color: var(--gray-5);
    margin-bottom: 4px;
    font-weight: 500;
}
.filter-item .form-control { min-width: 160px; }
.filter-actions { display: flex; gap: 8px; align-items: flex-end; }
.filter-bar #btn-pick-products {
    height: 34px;
    display: inline-flex;
    align-items: center;
}
.filter-bar textarea.form-control {
    min-height: 34px;
    height: 34px;
    resize: vertical;
    padding-top: 6px;
    line-height: 20px;
    box-sizing: border-box;
}

/* 账号搜索选择器（令牌管理） */
.apicker { position: relative; min-width: 180px; }
.apicker input { padding-right: 26px; }
.apicker-clear {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    line-height: 15px;
    text-align: center;
    border-radius: 50%;
    background: var(--gray-2);
    color: var(--gray-5);
    font-size: 13px;
    cursor: pointer;
    display: none;
}
.apicker-clear:hover { background: var(--gray-3); color: var(--gray-6); }
.apicker-panel {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    z-index: 50;
    background: #fff;
    border: 1px solid var(--gray-3);
    border-radius: 4px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.12);
    max-height: 260px;
    overflow-y: auto;
    display: none;
}
.apicker-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    font-size: 13px;
    cursor: pointer;
}
.apicker-option:hover,
.apicker-option.active { background: var(--primary-light); }
.apicker-option .ap-account { font-weight: 600; color: var(--gray-6); }
.apicker-option .ap-name { color: var(--gray-5); font-size: 12px; }
.apicker-empty { padding: 12px; text-align: center; color: var(--gray-4); font-size: 13px; }

/* 多选下拉（库存流水 - 变动类型） */
.ms-wrap { position: relative; min-width: 160px; }
.ms-toggle {
    text-align: left;
    background: #fff;
    cursor: pointer;
    color: var(--gray-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.ms-toggle::after {
    content: "▾";
    margin-left: 8px;
    color: var(--gray-4);
    font-size: 12px;
}
.ms-panel {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    z-index: 50;
    width: 200px;
    background: #fff;
    border: 1px solid var(--gray-3);
    border-radius: 6px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.12);
    padding: 8px;
}
.ms-all {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    padding: 4px 4px 8px;
    border-bottom: 1px solid var(--gray-2);
    margin-bottom: 4px;
    cursor: pointer;
}
.ms-options {
    display: flex;
    flex-direction: column;
    max-height: 240px;
    overflow-y: auto;
}
.ms-opt {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    padding: 5px 4px;
    cursor: pointer;
    border-radius: 4px;
}
.ms-opt:hover { background: var(--gray-1); }
.ms-foot {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid var(--gray-2);
}

/* ==================== 徽标 ==================== */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
    line-height: 18px;
    white-space: nowrap;
}
.badge-success { background: #e6f9ed; color: #1a9c4b; }
.badge-danger  { background: #ffeceb; color: #d9291c; }
.badge-warning { background: #fff4e5; color: #c77700; }
.badge-info    { background: var(--primary-light); color: var(--primary); }
.badge-gray    { background: var(--gray-2); color: var(--gray-5); }

/* ==================== 表单排版 ==================== */
.form-row { display: flex; gap: 16px; flex-wrap: wrap; }
.form-row > .form-group { flex: 1; min-width: 200px; }
.required { color: var(--danger); }
.hint {
    font-size: 12px;
    color: var(--gray-4);
    margin: 4px 0 12px;
    line-height: 1.6;
}
.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--gray-2);
}
.op-form { max-width: 860px; }

/* 输入框 + 按钮组合（选择器） */
.input-with-btn { display: flex; gap: 8px; }
.input-with-btn .form-control { flex: 1; background: #fff; }
.input-with-btn .btn { flex-shrink: 0; }
input.form-control[readonly] { background: var(--gray-1); cursor: default; }

/* ==================== 选择器弹窗 ==================== */
#picker-top { margin-bottom: 12px; }
.lf-row { display: flex; flex-wrap: wrap; gap: 8px; }
.lf-row .form-control { flex: 1 1 120px; min-width: 100px; }
.picker-search { display: flex; gap: 8px; margin-bottom: 12px; }
.picker-search .form-control { flex: 1; }
.picker-table { max-height: 360px; overflow-y: auto; }
.picker-row { cursor: pointer; }
.picker-row:hover td { background: var(--primary-light); }
.picker-row.row-active td { background: var(--primary-light); font-weight: 500; }

/* ==================== 权限树 ==================== */
.perm-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--gray-2);
    margin-bottom: 12px;
}
.perm-tree { max-height: 420px; overflow-y: auto; }
.perm-group { margin-bottom: 14px; }
.perm-group-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    border-bottom: 1px dashed var(--gray-2);
    margin-bottom: 8px;
}
.perm-group-title { font-weight: 600; font-size: 13px; cursor: pointer; }
.perm-items { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.perm-item {
    display: flex;
    align-items: center;
    gap: 6px;
    min-width: 240px;
    font-size: 13px;
    cursor: pointer;
}
.perm-code { color: var(--gray-4); font-family: Consolas, Monaco, monospace; font-size: 12px; }
.perm-name { color: var(--gray-6); }

/* ==================== 详情展示 ==================== */
.detail-list { display: flex; flex-direction: column; }
.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--gray-2);
    font-size: 14px;
}
.detail-row:last-child { border-bottom: none; }
.detail-row span { color: var(--gray-5); }
.code-block {
    background: var(--gray-1);
    border: 1px solid var(--gray-2);
    border-radius: 4px;
    padding: 12px;
    font-family: Consolas, Monaco, monospace;
    font-size: 12px;
    white-space: pre-wrap;
    word-break: break-all;
    max-height: 260px;
    overflow-y: auto;
}

/* ==================== 表格排序 ==================== */
table th.sortable {
    cursor: pointer;
    user-select: none;
    transition: background var(--transition);
}
table th.sortable:hover { background: var(--gray-2); }
table th.sorted { color: var(--primary); }
table th .sort-indicator {
    display: inline-block;
    margin-left: 4px;
    font-size: 12px;
    min-width: 12px;
    text-align: center;
}

/* ==================== 表格细节 ==================== */
table code {
    font-family: Consolas, Monaco, monospace;
    font-size: 12px;
    background: var(--gray-1);
    padding: 1px 5px;
    border-radius: 3px;
}
td.empty { color: var(--gray-4); padding: 32px 12px; }
.ua-cell {
    max-width: 240px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--gray-5);
    font-size: 12px;
}

/* 操作日志「详情」列：超长截断 + 悬浮显示全文 */
.det-cell {
    max-width: 260px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 12px;
}

/* ==================== 弹窗补充 ==================== */
.modal-box .confirm-text { font-size: 14px; line-height: 1.7; margin-bottom: 8px; white-space: pre-line; }
.pagination .ellipsis { border: none; background: transparent; }
.pagination .page-info {
    margin-left: 6px;
    font-size: 12px;
    color: var(--gray-4);
}

/* Login page —— 恢复原样 */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    /* 窗口很矮时（加了验证码行后卡片更高）仍能滚动，不会把登录按钮顶出屏幕 */
    padding: 24px 16px;
    overflow-y: auto;
    background: linear-gradient(135deg, #e8edfd 0%, #f0f4ff 100%);
}
.login-card {
    background: #fff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
    width: 360px;
}
.login-card h1 {
    text-align: center;
    margin-bottom: 24px;
    color: var(--primary);
}
.login-card .form-group { margin-bottom: 18px; }
.login-card .btn { width: 100%; padding: 10px; font-size: 16px; }

/* 输入框：图标内嵌在框内（左图标 + 无边框输入区），聚焦时整框高亮 */
.login-field {
    position: relative;
    display: flex;
    align-items: center;
    border: 1px solid var(--gray-3);
    border-radius: 6px;
    background: #fff;
    transition: var(--transition);
}
.login-field:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(42,109,244,0.15);
}
.login-field > i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    text-align: center;
    font-size: 15px;
    color: var(--gray-4);
    pointer-events: none;
    transition: var(--transition);
}
.login-field:focus-within > i { color: var(--primary); }
.login-field input {
    flex: 1;
    min-width: 0;
    border: 0;
    outline: none;
    background: transparent;
    padding: 10px 12px 10px 36px;
    font-size: 14px;
    font-family: inherit;
    color: var(--gray-6);
}
.login-field input::placeholder { color: var(--gray-4); }
/* 浏览器自动填充会强行涂上底色，这里用内阴影盖掉，保持「图标 + 无边框」的整体观感 */
.login-field input:-webkit-autofill,
.login-field input:-webkit-autofill:hover,
.login-field input:-webkit-autofill:focus {
    -webkit-box-shadow: 0 0 0 1000px #fff inset;
    -webkit-text-fill-color: var(--gray-6);
    transition: background-color 5000s ease-in-out 0s;
}

/* 验证码行：输入框自适应宽度，图片固定尺寸 */
.login-field-row { display: flex; gap: 10px; align-items: stretch; }
/* 行内输入框不能带下外边距，否则会被 flex 拉伸规则算进去，导致框比图片矮一截。
   选择器写到三段是为了权重高于下方的 `.login-card .login-field`，不能依赖书写顺序 */
.login-card .login-field-row .login-field { flex: 1; min-width: 0; margin-bottom: 0; }
/* [hidden] 必须显式声明，否则会被上面的 display:flex 覆盖掉（作者样式优先级高于浏览器默认样式） */
.login-field-row[hidden] { display: none; }
.captcha-img {
    display: block;
    flex-shrink: 0;
    width: 120px;
    height: 40px;
    border: 1px solid var(--gray-3);
    border-radius: 6px;
    background: var(--gray-1);
    cursor: pointer;
    transition: var(--transition);
}
.captcha-img:hover { border-color: var(--primary); }

/* 登录卡片内的字段间距 */
.login-card .login-field,
.login-card .login-field-row { margin-bottom: 16px; }

/* ==================== 打印货架位标签 ==================== */
.no-print { display: block; }
.print-only { display: none !important; }

/* 打印模式：隐藏所有非打印元素 */
@media print {
    html, body { background: #fff !important; height: auto !important; overflow: visible !important; }
    /* 标签里的底色 / 渐变要如实打印，不能被浏览器省略 */
    * { -webkit-print-color-adjust: exact !important; print-color-adjust: exact !important; }
    .no-print, .no-print * { display: none !important; }
    /* 仪表盘底栏属于界面装饰，打印时同样隐藏（不能给它加 .no-print：
       屏幕规则 .no-print{display:block} 会覆盖 .dash-footer 的 flex 布局） */
    .dash-footer { display: none !important; }
    /* 打印容器回到正常文档流：屏幕上的负定位仅用于把它移出视口，
       若保留 position:fixed/absolute，打印时会连同负坐标一起被裁掉而得到空白页 */
    .print-only {
        display: block !important;
        position: static !important;
        left: auto !important;
        top: auto !important;
        width: auto !important;
    }
    /* 去掉可能影响打印的滚动容器 */
    #app, body > * { overflow: visible !important; height: auto !important; }
    .label-page {
        page-break-after: always;
        page-break-inside: avoid;
    }
    .label-page:last-child { page-break-after: auto; }
    /* 打印时不压缩 margin */
    @page { margin: 0.3cm; size: auto; }
}

/* 标签网格容器（屏幕预览 & 打印共用） */
.label-grid {
    display: grid;
    gap: 4mm;
    padding: 4mm;
    background: #fff;
}
.label-grid .label-cell {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    /* 用 outline 画虚线边框：不占用布局空间，保证预览与打印的定位基准一致 */
    outline: 1px dashed #bbb;
    outline-offset: -1px;
    border-radius: 2px;
    /* 预览时允许元素/手柄露出，便于调整；打印时才裁剪，避免溢出影响相邻标签 */
    overflow: visible;
    page-break-inside: avoid;
    break-inside: avoid;
}
@media print {
    .label-grid .label-cell { padding: 0; outline: none; overflow: hidden; }
}
.label-cell .label-code {
    font-family: "Courier New", Consolas, monospace;
    font-weight: 700;
    letter-spacing: 0.5px;
    line-height: 1.15;
    word-break: break-all;
}
.label-cell .label-sub {
    font-family: -apple-system, "Segoe UI", sans-serif;
    font-size: 9px;
    color: #555;
    margin-top: 2px;
    opacity: 0.75;
}

/* ---- 标签内元素：绝对定位 + 可拖放（预览与打印共用同一套位置） ---- */
.label-cell { position: relative; }
.label-cell .lb-el {
    position: absolute;
    margin: 0;
    line-height: 1.1;
}
/* 文字＝文本框：宽高由手柄拖动决定，字号始终由左侧「主字号」独立控制。
   文字在框内自动换行并水平/垂直居中，效果等同 Word 文本框。 */
.label-cell .lb-main,
.label-cell .lb-sub,
.label-cell .lb-line {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    white-space: normal;
    overflow-wrap: anywhere;
}
/* 屏幕预览时可拖动。辅助虚线只在鼠标悬停时出现，避免「预览有、打印没有」的错觉 */
.label-grid .label-cell .lb-el {
    cursor: move;
    touch-action: none;
    user-select: none;
}
.label-grid .label-cell .lb-el:hover,
.label-grid .label-cell .lb-el.lb-editing {
    outline: 1px dashed #3b82f6;
    outline-offset: 1px;
    background: rgba(59, 130, 246, 0.04);
}
.label-grid .label-cell .lb-el.lb-dragging {
    outline: 1px solid #3b82f6;
    background: rgba(59, 130, 246, 0.06);
}
.label-cell .lb-barcode svg { display: block; width: 100%; height: 100%; }

/* ---- 拉伸手柄：边框上拖动＝缩放，元素内部拖动＝移动 ---- */
.lb-el .lb-handle {
    position: absolute;
    width: 10px;
    height: 10px;
    background: #fff;
    border: 1px solid #3b82f6;
    border-radius: 2px;
    box-shadow: 0 0 2px rgba(0, 0, 0, 0.3);
    display: none;
    z-index: 7;
    box-sizing: border-box;
}
.label-grid .label-cell .lb-el:hover > .lb-handle,
.label-grid .label-cell .lb-el.lb-editing > .lb-handle { display: block; }
/* 手柄全部置于元素矩形“外侧”，元素内部完全留给拖动，避免误触缩放 */
.lb-el .lb-handle[data-dir="nw"] { left: 0;    top: 0;    transform: translate(-100%, -100%); cursor: nwse-resize; }
.lb-el .lb-handle[data-dir="n"]  { left: 50%;  top: 0;    transform: translate(-50%, -100%);  cursor: ns-resize; }
.lb-el .lb-handle[data-dir="ne"] { left: 100%; top: 0;    transform: translate(0, -100%);     cursor: nesw-resize; }
.lb-el .lb-handle[data-dir="e"]  { left: 100%; top: 50%;  transform: translate(0, -50%);      cursor: ew-resize; }
.lb-el .lb-handle[data-dir="se"] { left: 100%; top: 100%; transform: translate(0, 0);         cursor: nwse-resize; }
.lb-el .lb-handle[data-dir="s"]  { left: 50%;  top: 100%; transform: translate(-50%, 0);      cursor: ns-resize; }
.lb-el .lb-handle[data-dir="sw"] { left: 0;    top: 100%; transform: translate(-100%, 0);     cursor: nesw-resize; }
.lb-el .lb-handle[data-dir="w"]  { left: 0;    top: 50%;  transform: translate(-100%, -50%);  cursor: ew-resize; }

@media print {
    .label-grid .label-cell .lb-el,
    .label-grid .label-cell .lb-el:hover,
    .label-grid .label-cell .lb-el.lb-dragging { outline: none; background: none; }
    .lb-el .lb-handle { display: none !important; }
}

/* ==================== 产品搜索选择器 ==================== */
.ppicker { position: relative; }
.ppicker .ppicker-input { padding-right: 26px; }
/* fixed 而非 absolute：产品选择器主要用在弹窗内，
   而 .modal-box 是 overflow:auto 的滚动容器，absolute 会被裁掉 */
.ppicker-panel {
    position: fixed;
    z-index: 1200;
    background: #fff;
    border: 1px solid var(--gray-3);
    border-radius: 4px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.12);
    max-height: 240px;
    overflow-y: auto;
}
.ppicker-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    font-size: 13px;
    cursor: pointer;
}
.ppicker-option:hover,
.ppicker-option.active { background: var(--primary-light); }
.ppicker-option .pp-code { font-weight: 600; color: var(--gray-6); flex-shrink: 0; }
.ppicker-option .pp-name {
    color: var(--gray-5);
    font-size: 12px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    text-align: right;
}
.ppicker-empty { padding: 12px; text-align: center; color: var(--gray-4); font-size: 13px; }
.ppicker-clear {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    line-height: 15px;
    text-align: center;
    border-radius: 50%;
    background: var(--gray-2);
    color: var(--gray-5);
    font-size: 13px;
    cursor: pointer;
    display: none;
}
.ppicker-clear:hover { background: var(--gray-3); color: var(--gray-6); }

/* ==================== 子SKU批量编辑 ==================== */
.sku-batch-box {
    border: 1px solid var(--gray-2);
    border-radius: var(--radius);
    padding: 12px;
    background: var(--gray-1);
}
.sku-batch-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    gap: 8px;
}
.sku-batch-title { font-size: 13px; font-weight: 600; }
.sku-batch-table { width: 100%; border-collapse: collapse; background: #fff; font-size: 13px; }
.sku-batch-table th {
    background: var(--gray-1);
    padding: 6px 8px;
    text-align: left;
    font-weight: 600;
    font-size: 12px;
    border-bottom: 1px solid var(--gray-2);
    white-space: nowrap;
}
.sku-batch-table td { padding: 4px 6px; border-bottom: 1px solid var(--gray-2); }
.sku-batch-table td .form-control { padding: 5px 8px; font-size: 13px; }
.sku-batch-table .col-suffix { width: 24%; }
.sku-batch-table .col-spec   { width: 22%; }
.sku-batch-table .col-unit   { width: 10%; }
.sku-batch-table .col-img    { width: 32%; }
.sku-batch-table .col-op     { width: 12%; text-align: center; }
.sku-batch-empty { padding: 16px; text-align: center; color: var(--gray-4); font-size: 13px; }
.prefix-tag {
    display: inline-block;
    padding: 1px 6px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 3px;
    font-family: Consolas, Monaco, monospace;
    font-size: 12px;
    font-weight: 600;
}
.code-preview { font-family: Consolas, Monaco, monospace; font-size: 12px; color: var(--primary); }

/* ==================== 规格编辑器（属性名 + 属性值，动态增行） ==================== */
.spec-editor { width: 100%; }
.spec-rows { display: flex; flex-direction: column; gap: 6px; }
.spec-row {
    display: flex;
    align-items: center;
    gap: 6px;
}
.spec-row .spec-k { flex: 0 0 34%; min-width: 0; }
.spec-row .spec-v { flex: 1 1 auto; min-width: 0; }
.spec-row .spec-del {
    flex: 0 0 auto;
    padding: 4px 9px;
    line-height: 1;
    font-size: 15px;
}
.spec-sep { flex: 0 0 auto; color: var(--gray-4); font-weight: 600; }
.spec-editor-foot {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
    flex-wrap: wrap;
}
.spec-editor-tip { font-size: 12px; color: var(--gray-4); line-height: 1.5; }

/* 批量子SKU表格里的规格单元格：摘要 + 编辑按钮 */
.spec-cell { display: flex; align-items: center; gap: 4px; min-width: 0; }
.spec-cell-text {
    flex: 1 1 auto;
    min-width: 0;
    font-size: 12px;
    color: var(--gray-6);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.spec-cell-text.is-empty { color: var(--gray-4); }
.spec-cell-btn {
    flex: 0 0 auto;
    padding: 3px 7px;
    font-size: 12px;
    line-height: 1.2;
}

/* 分隔符推荐符号标签（自由输入旁的快速填入按钮） */
.spec-sep-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.spec-sep-chip {
    padding: 3px 10px;
    font-size: 12px;
    background: var(--gray-1);
    border: 1px solid var(--gray-2);
    color: var(--gray-6);
}
.spec-sep-chip:hover { background: var(--gray-2); border-color: var(--primary); color: var(--primary); }

/* 规格列头的齿轮：本机显示偏好（不改数据） */
.spec-pref-btn {
    border: none;
    background: transparent;
    color: var(--gray-4);
    cursor: pointer;
    padding: 0 2px;
    font-size: 12px;
    line-height: 1;
    vertical-align: middle;
}
.spec-pref-btn:hover { color: var(--primary); }

/* ==================== 扫码工作台（收货/上架、批量移货） ==================== */
.wb-tabs {
    display: flex;
    gap: 8px;
    border-bottom: 1px solid var(--gray-2);
    margin-bottom: 16px;
}
.wb-tab {
    padding: 10px 18px;
    border: none;
    background: transparent;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    font-size: 14px;
    color: var(--gray-5);
    transition: var(--transition);
}
.wb-tab:hover { color: var(--primary); }
.wb-tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    font-weight: 600;
}
.wb-panel.hidden { display: none; }

.wb-context {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding: 12px;
    background: var(--gray-1);
    border-radius: var(--radius);
    margin-bottom: 14px;
}
.wb-context-item {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1 1 260px;
    min-width: 0;
}
.wb-context-label { font-size: 12px; color: var(--gray-5); white-space: nowrap; }
.wb-context-value {
    font-size: 15px;
    font-weight: 600;
    font-family: Consolas, Monaco, monospace;
}
.wb-context-value-active { color: var(--primary); }

.scan-box {
    border: 1px dashed var(--primary);
    border-radius: var(--radius);
    padding: 12px;
    margin-bottom: 12px;
    background: var(--primary-light);
}
.scan-box > label {
    display: block;
    font-size: 12px;
    color: var(--gray-5);
    margin-bottom: 6px;
}
.scan-input { font-size: 16px; height: 44px; }
.scan-actions {
    display: flex;
    gap: 8px;
    margin-top: 10px;
    flex-wrap: wrap;
    align-items: center;
}

.wb-split { display: flex; gap: 16px; align-items: flex-start; }
.wb-col { flex: 1 1 0; min-width: 0; }
.wb-col-title {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--gray-5);
}
.wb-scroll { max-height: 420px; overflow: auto; }

.wb-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid var(--gray-2);
}
.wb-footer > span:last-child { display: flex; gap: 8px; }
.wb-summary { font-size: 14px; font-weight: 600; }

.wb-tag {
    display: inline-block;
    padding: 1px 6px;
    font-size: 12px;
    border-radius: 3px;
    background: var(--gray-2);
    color: var(--gray-5);
}

/* 扫码上架：SKU / 目标库位信息卡 */
.hidden { display: none !important; }
.pa-card {
    border: 1px solid var(--gray-2);
    border-radius: var(--radius);
    padding: 12px;
    min-height: 96px;
    background: #fff;
}
.pa-empty { font-size: 13px; color: var(--gray-5); text-align: center; padding: 24px 0; }
.pa-sku { display: flex; align-items: center; gap: 12px; }
.pa-sku > img {
    width: 64px; height: 64px; flex: none;
    object-fit: cover; border-radius: 6px;
    background: var(--gray-2); cursor: zoom-in;
}
.pa-sku-main { flex: 1 1 auto; min-width: 0; }
.pa-sku-code { font-size: 15px; font-weight: 600; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.pa-sku-name { font-size: 13px; color: var(--gray-5); margin-top: 2px; }
.pa-sku-meta { font-size: 12px; color: var(--gray-5); margin-top: 4px; }
.pa-loc-head { display: flex; align-items: center; gap: 8px; }
.pa-loc-meta { font-size: 12px; color: var(--gray-5); margin-top: 4px; }
.pa-loc-skus {
    margin-top: 8px; padding-top: 6px;
    border-top: 1px dashed var(--gray-2);
    max-height: 130px; overflow: auto;
}
.pa-loc-sku-row {
    display: flex; justify-content: space-between; gap: 8px;
    font-size: 12px; padding: 2px 0;
}
.pa-loc-sku-row b { font-family: Consolas, Monaco, monospace; }

@media (max-width: 900px) {
    .wb-s