/* ============================================================
   翰学教育管理控制台 — 样式（对齐参考站 vue-pure-admin 风格）
   ============================================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --primary: #409eff;
    --primary-dark: #337ecc;
    --success: #67c23a;
    --warning: #e6a23c;
    --danger: #f56c6c;
    --text-main: #303133;
    --text-regular: #606266;
    --text-secondary: #909399;
    --border: #dcdfe6;
    --border-light: #e4e7ed;
    --border-lighter: #ebeef5;
    --bg-page: #f0f2f5;
    --rail-bg: #0b1b2b;
    --sidebar-bg: #ffffff;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    font-size: 14px;
    color: var(--text-main);
    background: var(--bg-page);
}

a { color: var(--primary); text-decoration: none; }

/* ============================================================
   登录页
   ============================================================ */
.login-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-page);
}
.login-card {
    width: 400px;
    max-width: calc(100vw - 32px);
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, .08);
    padding: 40px 40px 32px;
}
.login-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 32px;
}
.login-brand img { width: 42px; height: 42px; }
.login-brand h1 { font-size: 20px; font-weight: 600; color: var(--text-main); white-space: nowrap; }
.login-input {
    position: relative;
    margin-bottom: 22px;
}
.login-input .icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    display: flex;
    pointer-events: none;
}
.login-input input {
    width: 100%;
    height: 42px;
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0 12px 0 36px;
    font-size: 14px;
    color: var(--text-main);
    outline: none;
    transition: border-color .2s;
}
.login-input input:focus { border-color: var(--primary); }
.login-input input::placeholder { color: #c0c4cc; }
.login-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 22px;
    font-size: 13px;
    color: var(--text-regular);
}
.login-options label {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    user-select: none;
}
.login-options input[type="checkbox"] { width: 14px; height: 14px; accent-color: var(--primary); }
.login-options a { font-size: 13px; }
.btn-login {
    width: 100%;
    height: 42px;
    border: none;
    border-radius: 4px;
    background: var(--primary);
    color: #fff;
    font-size: 15px;
    letter-spacing: 4px;
    cursor: pointer;
    transition: background .2s;
}
.btn-login:hover { background: var(--primary-dark); }
.login-error {
    background: #fef0f0;
    color: var(--danger);
    border-radius: 4px;
    padding: 8px 12px;
    margin-bottom: 18px;
    font-size: 13px;
}

/* ============================================================
   布局：深色图标栏 + 浅色菜单栏 + 主区域
   ============================================================ */
.layout { display: flex; min-height: 100vh; }

/* 深色图标栏 */
.rail {
    width: 64px;
    background: var(--rail-bg);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 12px;
}
.rail-item {
    width: 100%;
    padding: 12px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    color: rgba(255, 255, 255, .65);
    font-size: 12px;
    cursor: pointer;
    border-left: 3px solid transparent;
    transition: all .2s;
}
.rail-item.active, .rail-item:hover {
    color: #fff;
    background: rgba(255, 255, 255, .06);
    border-left-color: var(--primary);
}

/* 浅色菜单栏 */
.sidebar {
    width: 210px;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border-lighter);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
}
.logo-head {
    height: 48px;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 16px;
    border-bottom: 1px solid #f0f0f0;
}
.logo-head img { width: 30px; height: 30px; }
.logo-head span { font-size: 16px; font-weight: 600; color: var(--text-main); }
.menu { padding: 8px 0; flex: 1; overflow-y: auto; }
.menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    height: 44px;
    padding: 0 20px;
    color: var(--text-regular);
    font-size: 14px;
    transition: all .15s;
    border-right: 3px solid transparent;
    overflow: hidden;
    white-space: nowrap;
}
.menu-item > span:not([class]) { flex: 1; overflow: hidden; text-overflow: ellipsis; }
.menu-item svg { flex-shrink: 0; }
.menu-item:hover { color: var(--primary); background: #f5f7fa; }
.menu-item.active {
    color: var(--primary);
    background: #ecf5ff;
    border-right-color: var(--primary);
    font-weight: 500;
}

/* 主区域 */
.main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}
.topbar {
    height: 48px;
    background: #fff;
    border-bottom: 1px solid var(--border-lighter);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 16px;
    flex-shrink: 0;
}
.topbar .fold {
    color: var(--text-regular);
    cursor: pointer;
    display: flex;
    padding: 4px;
}
.topbar .fold:hover { color: var(--primary); }
.breadcrumb { font-size: 14px; color: var(--text-regular); display: flex; align-items: center; gap: 8px; }
.breadcrumb a { color: var(--text-regular); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: #c0c4cc; }
.breadcrumb .current { color: var(--text-secondary); }
.topbar-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 16px;
}
.topbar-icon {
    color: var(--text-regular);
    cursor: pointer;
    display: flex;
    padding: 4px;
    background: none;
    border: none;
}
.topbar-icon:hover { color: var(--primary); }
.user-box { position: relative; }
.user-trigger {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: var(--text-regular);
    background: none;
    border: none;
    font-size: 14px;
}
.avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #c0c4cc;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
}
.user-menu {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    background: #fff;
    border-radius: 4px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, .12);
    min-width: 120px;
    padding: 6px 0;
    z-index: 100;
}
.user-box:hover .user-menu { display: block; }
.user-menu button {
    display: block;
    width: 100%;
    text-align: left;
    padding: 9px 16px;
    background: none;
    border: none;
    font-size: 14px;
    color: var(--text-regular);
    cursor: pointer;
}
.user-menu button:hover { background: #f5f7fa; color: var(--primary); }

.content {
    flex: 1;
    padding: 16px;
}
.footer {
    text-align: center;
    color: var(--text-secondary);
    font-size: 13px;
    padding: 16px 0 20px;
}

/* ============================================================
   卡片 / 标签页
   ============================================================ */
.card {
    background: #fff;
    border-radius: 4px;
    box-shadow: 0 1px 4px rgba(0, 21, 41, .06);
    padding: 16px 20px 20px;
}
.tabs {
    display: flex;
    border-bottom: 1px solid var(--border-light);
    margin-bottom: 16px;
}
.tab {
    padding: 10px 4px;
    margin-right: 32px;
    font-size: 14px;
    color: var(--text-regular);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}
.tab.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 500; }

/* ============================================================
   筛选表单
   ============================================================ */
.filter-form {
    display: flex;
    flex-wrap: wrap;
    gap: 14px 24px;
    align-items: center;
}
.filter-item {
    display: flex;
    align-items: center;
    gap: 8px;
}
.filter-item label {
    color: var(--text-regular);
    font-size: 14px;
    white-space: nowrap;
}
.input {
    height: 32px;
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0 10px;
    font-size: 13px;
    color: var(--text-main);
    outline: none;
    width: 180px;
    transition: border-color .2s;
    background: #fff;
}
.input:focus { border-color: var(--primary); }
.input::placeholder { color: #c0c4cc; }
select.input { cursor: pointer; }
.filter-actions { display: flex; gap: 10px; }

/* ============================================================
   按钮
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    height: 32px;
    padding: 0 15px;
    border-radius: 4px;
    font-size: 13px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all .15s;
    white-space: nowrap;
    background: #fff;
    color: var(--text-regular);
}
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }
.btn-warning { background: var(--warning); border-color: var(--warning); color: #fff; }
.btn-warning:hover { background: #cf9236; border-color: #cf9236; }
.btn-success { background: var(--success); border-color: var(--success); color: #fff; }
.btn-success:hover { background: #5daf34; border-color: #5daf34; }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { background: #dd6161; border-color: #dd6161; }
.btn-default { border-color: var(--border); }
.btn-default:hover { color: var(--primary); border-color: #c6e2ff; background: #ecf5ff; }
.btn-sm { height: 26px; padding: 0 10px; font-size: 12px; }
.btn-link {
    background: none;
    border: none;
    color: var(--primary);
    padding: 0 6px;
    height: auto;
    font-size: 13px;
}
.btn-link:hover { color: var(--primary-dark); }
.btn-link.danger { color: var(--danger); }
.btn-link.danger:hover { color: #dd6161; }

/* 操作按钮行 */
.action-bar {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 14px 0;
    border-top: 1px solid #f0f0f0;
    margin-top: 14px;
}

/* ============================================================
   表格
   ============================================================ */
.table-wrap { overflow-x: auto; }
.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
.table th {
    background: #fafafa;
    color: var(--text-secondary);
    font-weight: 500;
    text-align: left;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-lighter);
    white-space: nowrap;
    font-size: 13px;
}
.table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-lighter);
    color: var(--text-regular);
    vertical-align: middle;
}
.table tbody tr:hover { background: #f5f7fa; }
.table .empty {
    text-align: center;
    color: var(--text-secondary);
    padding: 60px 0;
}
.table input[type="checkbox"] { width: 14px; height: 14px; accent-color: var(--primary); cursor: pointer; }
.cell-main { color: var(--text-main); white-space: nowrap; }
.cell-sub { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }
.thumb-avatar { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; border: 1px solid var(--border, #ebeef5); display: block; }
.row-actions { display: flex; align-items: center; }

/* 标签 */
.tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 12px;
    line-height: 18px;
}
.tag-blue { background: #ecf5ff; color: var(--primary); }
.tag-green { background: #f0f9eb; color: var(--success); }
.tag-orange { background: #fdf6ec; color: var(--warning); }
.tag-red { background: #fef0f0; color: var(--danger); }
.tag-gray { background: #f4f4f5; color: var(--text-secondary); }

/* ============================================================
   分页
   ============================================================ */
.pagination-wrap {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 12px;
    padding-top: 16px;
    font-size: 13px;
    color: var(--text-regular);
}
.pagination { display: flex; list-style: none; gap: 6px; align-items: center; }
.pagination li a, .pagination li span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
    height: 30px;
    padding: 0 6px;
    border: 1px solid var(--border);
    border-radius: 3px;
    color: var(--text-regular);
    font-size: 13px;
    background: #fff;
}
.pagination li.active span {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}
.pagination li.disabled span { color: #c0c4cc; background: #f5f7fa; }
.pagination li a:hover { color: var(--primary); border-color: var(--primary); }

/* ============================================================
   面板（仪表盘等复用）
   ============================================================ */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}
.stat-card {
    background: #fff;
    border-radius: 4px;
    box-shadow: 0 1px 4px rgba(0, 21, 41, .06);
    padding: 20px;
}
.stat-label { color: var(--text-secondary); font-size: 13px; }
.stat-value { font-size: 30px; font-weight: 600; color: var(--text-main); margin: 8px 0 6px; }
.stat-tip { color: #c0c4cc; font-size: 12px; }
.panel {
    background: #fff;
    border-radius: 4px;
    box-shadow: 0 1px 4px rgba(0, 21, 41, .06);
    padding: 16px 20px;
    margin-bottom: 16px;
}
.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}
.panel-head h3 { font-size: 15px; font-weight: 600; color: var(--text-main); }
.link-more { font-size: 13px; }
.panel-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
@media (max-width: 1100px) { .panel-grid { grid-template-columns: 1fr; } }

/* 图表 */
.chart { display: flex; align-items: flex-end; gap: 12px; height: 200px; padding: 10px 4px 0; }
.chart-col { flex: 1; display: flex; flex-direction: column; align-items: center; height: 100%; }
.chart-bar-wrap { flex: 1; width: 100%; display: flex; align-items: flex-end; justify-content: center; }
.chart-bar {
    width: 60%;
    max-width: 42px;
    background: linear-gradient(180deg, #79bbff, var(--primary));
    border-radius: 3px 3px 0 0;
    position: relative;
    min-height: 4px;
}
.chart-num {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
    color: var(--text-secondary);
}
.chart-label { margin-top: 8px; font-size: 12px; color: var(--text-secondary); }

/* 排名 */
.rank {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #f4f4f5;
    color: var(--text-secondary);
    font-size: 12px;
}
.rank-top { background: var(--primary); color: #fff; }

/* 表单页 */
.form-panel { max-width: 720px; }
.form-row { margin-bottom: 18px; }
.form-row label,
.form-group > label {
    display: block;
    margin-bottom: 6px;
    color: var(--text-regular);
    font-size: 14px;
}
.form-row label .req,
.form-group > label .req { color: var(--danger); margin-right: 2px; }
.form-row .input,
.form-row textarea.input,
.form-group .input,
.form-group textarea.input { width: 100%; }
.form-row textarea.input,
.form-group textarea.input { height: auto; padding: 8px 10px; resize: vertical; }
.form-row .radio-group { display: flex; gap: 18px; align-items: center; height: 32px; }
.form-row .radio-group label {
    display: flex;
    align-items: center;
    gap: 5px;
    margin: 0;
    cursor: pointer;
}
.form-row input[type="radio"] { accent-color: var(--primary); }
.form-actions { display: flex; gap: 10px; margin-top: 24px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; }
@media (max-width: 768px) { .form-grid { grid-template-columns: 1fr; } }

/* 分组卡片表单 */
.form-card { max-width: 880px; }
.form-section {
    border: 1px solid var(--border, #ebeef5);
    border-radius: 8px;
    padding: 18px 20px 6px;
    margin-bottom: 18px;
    background: #fff;
}
.form-section-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-main);
    margin: 0 0 18px;
}
.form-section-title::before {
    content: "";
    width: 3px;
    height: 14px;
    border-radius: 2px;
    background: var(--primary);
}
.form-section .form-grid { row-gap: 18px; }
.form-group.full { grid-column: 1 / -1; margin-bottom: 14px; }
/* 性别分段单选 */
.seg { display: inline-flex; border: 1px solid var(--border, #dcdfe6); border-radius: 6px; overflow: hidden; }
.seg label {
    display: flex; align-items: center; justify-content: center;
    min-width: 64px; height: 32px; padding: 0 14px;
    font-size: 14px; color: var(--text-regular); cursor: pointer;
    border-right: 1px solid var(--border, #dcdfe6); user-select: none;
}
.seg label:last-child { border-right: none; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg label.active { background: var(--primary); color: #fff; }
.form-hint { font-size: 12px; color: var(--text-secondary); margin: -6px 0 18px; }
.field-error { color: var(--danger); font-size: 12px; margin-top: 4px; }

/* 提示 */
.alert {
    border-radius: 4px;
    padding: 10px 14px;
    margin-bottom: 14px;
    font-size: 13px;
}
.alert-success { background: #f0f9eb; color: var(--success); }
.alert-danger { background: #fef0f0; color: var(--danger); }

/* 二维码页 */
.qr-box { text-align: center; padding: 20px 0; }
.qr-box img { max-width: 280px; border: 1px solid var(--border-lighter); border-radius: 6px; }
.qr-url {
    margin: 14px auto;
    max-width: 480px;
    word-break: break-all;
    background: #f5f7fa;
    border-radius: 4px;
    padding: 10px 14px;
    font-size: 13px;
    color: var(--text-regular);
}

/* 响应式 */
@media (max-width: 900px) {
    .rail { display: none; }
    .sidebar { position: fixed; left: 0; top: 0; bottom: 0; z-index: 200; transform: translateX(-100%); transition: transform .25s; }
    body.sidebar-open .sidebar { transform: translateX(0); box-shadow: 2px 0 12px rgba(0, 0, 0, .15); }
}
.sidebar-mask {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .35);
    z-index: 150;
}
body.sidebar-open .sidebar-mask { display: block; }
@media (min-width: 901px) { .sidebar-mask { display: none !important; } }

/* ============================================================
   筛选区单选（是/否）
   ============================================================ */
.filter-radio {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--text-regular);
    font-size: 14px;
    cursor: pointer;
    margin-right: 10px;
    user-select: none;
}
.filter-radio input { width: 14px; height: 14px; accent-color: var(--primary); cursor: pointer; }

/* ============================================================
   表格右侧固定列
   ============================================================ */
.table thead th.stick,
.table tbody td.stick {
    position: sticky;
    background: #fff;
    z-index: 2;
}
.table thead th.stick { background: #fafafa; z-index: 3; }
.table tbody tr:hover td.stick { background: #f5f7fa; }
.table th.stick, .table td.stick { width: 100px; min-width: 100px; box-sizing: border-box; }
.stick-4 { right: 0; }
.stick-3 { right: 100px; }
.stick-2 { right: 200px; }
.stick-1 { right: 300px; }
.stick-4::before {
    content: "";
    position: absolute;
    left: -8px;
    top: 0;
    bottom: 0;
    width: 8px;
    background: linear-gradient(to left, rgba(0, 0, 0, .06), transparent);
    pointer-events: none;
}

/* ============================================================
   弹窗（创建/编辑学生）
   ============================================================ */
.modal-mask {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .45);
    z-index: 300;
    align-items: flex-start;
    justify-content: center;
    overflow-y: auto;
    padding: 40px 16px;
}
.modal-mask.open { display: flex; }
.modal {
    width: 720px;
    max-width: 100%;
    background: #fff;
    border-radius: 6px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, .18);
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 80px);
}
.modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-lighter);
}
.modal-head h3 { font-size: 16px; font-weight: 600; color: var(--text-main); }
.modal-close {
    background: none;
    border: none;
    font-size: 20px;
    line-height: 1;
    color: var(--text-secondary);
    cursor: pointer;
}
.modal-close:hover { color: var(--text-main); }
.modal-body {
    padding: 8px 24px;
    overflow-y: auto;
    flex: 1;
}
.modal-foot {
    padding: 14px 20px;
    border-top: 1px solid var(--border-lighter);
    display: flex;
    justify-content: center;
    gap: 12px;
}

/* 可折叠分区 */
.collapse-section { border-bottom: 1px solid var(--border-lighter); }
.collapse-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-main);
    cursor: pointer;
    user-select: none;
}
.collapse-title .arr { transition: transform .2s; color: var(--text-secondary); }
.collapse-section.closed .collapse-title .arr { transform: rotate(-90deg); }
.collapse-body { padding: 0 0 16px; }
.collapse-section.closed .collapse-body { display: none; }

/* 上传框 */
.upload-box {
    width: 148px;
    height: 92px;
    border: 1px dashed var(--border);
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    color: var(--text-secondary);
    font-size: 12px;
    cursor: pointer;
    background: #fbfdff;
    overflow: hidden;
}
.upload-box:hover { border-color: var(--primary); color: var(--primary); }
.upload-box img { width: 100%; height: 100%; object-fit: cover; }
.upload-row { display: flex; gap: 16px; margin-bottom: 14px; }
.upload-item label { display: block; font-size: 13px; color: var(--text-regular); margin-bottom: 6px; }

/* ============================================================
   侧边栏深色（对齐参考站）
   ============================================================ */
.sidebar { background: #001529; border-right-color: #001529; }
.logo-head { border-bottom: 1px solid rgba(255, 255, 255, .08); }
.logo-head span { color: #fff; }
.menu-item { color: rgba(255, 255, 255, .65); border-right: none; }
.menu-item:hover { color: #fff; background: rgba(255, 255, 255, .06); }
.menu-item.active { color: #fff; background: var(--primary); font-weight: 500; }

/* ============================================================
   用户菜单（右上角）
   ============================================================ */
.user-box { position: relative; }
.user-trigger {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: var(--text-regular);
    background: none;
    border: none;
    font-size: 14px;
    padding: 4px 8px;
    border-radius: 4px;
}
.user-trigger:hover { background: var(--bg-page); }
.user-menu {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    background: #fff;
    border-radius: 4px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, .12);
    min-width: 120px;
    padding: 6px 0;
    z-index: 100;
}
.user-box.active .user-menu { display: block; }
.user-menu button {
    display: block;
    width: 100%;
    padding: 8px 16px;
    border: none;
    background: none;
    text-align: left;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-regular);
}
.user-menu button:hover { background: var(--bg-page); color: var(--primary); }

/* ===== 老师端 数据概览卡片 ===== */
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin: 0 0 16px 0;
}
.stat-card {
    position: relative;
    overflow: hidden;
    background: #fff;
    border-radius: 8px;
    padding: 18px 20px;
    box-shadow: 0 1px 4px rgba(0, 21, 41, .06);
    display: flex;
    align-items: center;
    gap: 16px;
    transition: box-shadow .2s, transform .2s;
}
.stat-card:hover {
    box-shadow: 0 4px 12px rgba(0, 21, 41, .10);
    transform: translateY(-1px);
}
.stat-card::before {
    content: "";
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: var(--accent, #c0c4cc);
}
.stat-icon {
    flex: 0 0 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}
.stat-icon svg { width: 22px; height: 22px; }
.stat-body { flex: 1; min-width: 0; }
.stat-label { font-size: 13px; color: #909399; line-height: 1.2; margin-bottom: 6px; }
.stat-value { font-size: 26px; font-weight: 600; color: #303133; line-height: 1.1; letter-spacing: 0.5px; }
.stat-sub   { font-size: 12px; color: #909399; margin-top: 6px; }

/* 配色：与表格中的"已入学"绿、"导出"橙呼应 */
.stat-total  { --accent: #409eff; }
.stat-total  .stat-icon { background: #409eff; }
.stat-admit  { --accent: #67c23a; }
.stat-admit  .stat-icon { background: #67c23a; }
.stat-enroll { --accent: #e6a23c; }
.stat-enroll .stat-icon { background: #e6a23c; }
.stat-pay    { --accent: #8b5cf6; }
.stat-pay    .stat-icon { background: #8b5cf6; }

@media (max-width: 1100px) {
    .stats-row { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .stats-row { grid-template-columns: 1fr; }
}

/* ===== 表格横向滚动 ===== */
.table-scroll { overflow-x: auto; overflow-y: hidden; }
.table-scroll .el-table__body-wrapper { overflow: visible; }

/* ===== 招生考试院报名信息核对表（学员查看弹窗）1:1 还原 ===== */
.exam-viewer .el-dialog__body { padding: 12px 32px 22px; }
.exam-sheet { font-family: "Microsoft YaHei", "微软雅黑", Arial, sans-serif; color: #222; }
.exam-title {
    text-align: center;
    font-size: 22px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 8px 0 6px;
    letter-spacing: 2px;
}
.exam-subtitle {
    text-align: center;
    font-size: 16px;
    color: #333;
    margin: 0 0 14px;
    font-weight: 500;
}
.exam-table {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid #888;
    background: #fff;
    table-layout: fixed;
}
.exam-table td {
    border: 1px solid #888;
    padding: 8px 12px;
    font-size: 14px;
    line-height: 1.6;
    vertical-align: middle;
    word-break: break-all;
}
.exam-table td.k {
    background: #fafafa;
    width: 22%;
    text-align: right;
    color: #333;
    font-weight: 400;
    padding-right: 12px;
}
.exam-table td.v {
    width: 28%;
    color: #1a1a1a;
    font-weight: 500;
}
.exam-table td.v.highlight {
    color: #d32f2f;
    font-weight: 600;
}
.exam-table td.v-tip {
    text-align: left;
    padding-left: 12px;
    font-size: 14px;
    color: #d32f2f;
    font-weight: 500;
}
.exam-meta {
    display: flex;
    justify-content: flex-end;
    padding: 10px 4px 0;
    font-size: 13px;
    color: #555;
}
.exam-notes { margin-top: 14px; }
.exam-notes-title {
    color: #d32f2f;
    font-weight: 700;
    font-size: 15px;
    margin: 0 0 6px;
}
.exam-notes ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}
.exam-notes ul li {
    position: relative;
    padding-left: 18px;
    margin: 4px 0;
    font-size: 13px;
    color: #333;
    line-height: 1.7;
}
.exam-notes ul li::before {
    content: "•";
    color: #d32f2f;
    font-size: 18px;
    position: absolute;
    left: 4px;
    top: -2px;
    line-height: 1;
}
.exam-notes .red {
    color: #d32f2f;
    font-weight: 600;
}