/* ============================================================
 * 告警工单系统 - 统一样式表（纯白 + 深蓝黑侧栏，完全本地化）
 * 架构：左侧固定菜单（可折叠 / 手机抽屉） + 右侧内容
 * 所有色值走 CSS 变量，便于统一调整
 * ============================================================ */

:root {
    /* 主色 / 强调色（沉稳深蓝黑靛蓝） */
    --wo-accent: #4f46e5;
    --wo-accent-hover: #4338ca;
    --wo-accent-soft: #eef2ff;

    /* 侧栏 */
    --wo-side-bg: #1e2939;
    --wo-side-bg-deep: #172032;
    --wo-side-text: #cbd5e1;
    --wo-side-text-dim: #8b98ad;
    --wo-side-active-bg: #2b3850;
    --wo-side-hover-bg: #263143;
    --wo-side-divider: #2c3a4f;

    /* 内容区 */
    --wo-bg: #f6f7f9;
    --wo-card: #ffffff;
    --wo-border: #e5e7eb;
    --wo-border-soft: #eef0f2;

    /* 文本 */
    --wo-text: #1f2733;
    --wo-text-sub: #5b6472;
    --wo-text-dim: #9aa3b0;
    --wo-text-disabled: #c0c4cc;

    /* 语义色（状态/告警业务色，保持原语义） */
    --wo-success: #22a06b;
    --wo-success-soft: #e9f7f0;
    --wo-warning: #e6922c;
    --wo-warning-soft: #fdf3e6;
    --wo-danger: #e5484d;
    --wo-danger-soft: #fdecec;
    --wo-info: #6b7686;
    --wo-info-soft: #f2f4f6;

    /* 尺寸 */
    --wo-side-w: 220px;
    --wo-side-w-collapsed: 64px;
    --wo-header-h: 56px;
    --wo-radius: 8px;
    --wo-radius-sm: 5px;
    --wo-shadow: 0 1px 3px rgba(16, 24, 40, 0.06), 0 1px 2px rgba(16, 24, 40, 0.04);
    --wo-shadow-lg: 0 10px 30px rgba(16, 24, 40, 0.12);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    background: var(--wo-bg);
    color: var(--wo-text);
    line-height: 1.6;
    font-size: 14px;
}

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

a:hover {
    color: var(--wo-accent-hover);
}

/* ============================================================
 * 布局骨架：侧栏 + 顶栏 + 内容
 * ============================================================ */
.layout {
    min-height: 100vh;
}

/* ---------- 侧栏 ---------- */
.wo-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--wo-side-w);
    background: var(--wo-side-bg);
    display: flex;
    flex-direction: column;
    z-index: 1200;
    transition: width 0.22s ease, transform 0.22s ease;
    overflow: hidden;
}

.wo-sidebar__brand {
    height: var(--wo-header-h);
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 18px;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    white-space: nowrap;
    background: var(--wo-side-bg-deep);
    flex-shrink: 0;
}

.wo-sidebar__brand .wo-brand-logo {
    width: 26px;
    height: 26px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--wo-accent);
    border-radius: 6px;
    color: #fff;
}

.wo-sidebar__brand .wo-brand-logo svg {
    width: 16px;
    height: 16px;
}

.wo-sidebar__brand .wo-brand-text {
    overflow: hidden;
    text-overflow: ellipsis;
}

.wo-sidebar__nav {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 10px 0 20px;
}

.wo-sidebar__nav::-webkit-scrollbar {
    width: 6px;
}

.wo-sidebar__nav::-webkit-scrollbar-thumb {
    background: #3a4763;
    border-radius: 3px;
}

.wo-nav-group {
    padding: 14px 20px 6px;
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--wo-side-text-dim);
    white-space: nowrap;
}

.wo-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    color: var(--wo-side-text);
    font-size: 14px;
    white-space: nowrap;
    border-left: 3px solid transparent;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    cursor: pointer;
}

.wo-nav-item:hover {
    background: var(--wo-side-hover-bg);
    color: #fff;
}

.wo-nav-item.active {
    background: var(--wo-side-active-bg);
    color: #fff;
    border-left-color: var(--wo-accent);
}

.wo-nav-item .wo-nav-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.wo-nav-item .wo-nav-icon svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
}

.wo-nav-item .wo-nav-text {
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ---------- 折叠态（桌面） ---------- */
body.wo-collapsed .wo-sidebar {
    width: var(--wo-side-w-collapsed);
}

body.wo-collapsed .wo-sidebar .wo-brand-text,
body.wo-collapsed .wo-sidebar .wo-nav-text,
body.wo-collapsed .wo-sidebar .wo-nav-group {
    opacity: 0;
    width: 0;
    pointer-events: none;
}

body.wo-collapsed .wo-nav-item {
    justify-content: center;
    padding: 10px 0;
    gap: 0;
}

body.wo-collapsed .wo-sidebar__brand {
    justify-content: center;
    padding: 0;
}

body.wo-collapsed .wo-main {
    margin-left: var(--wo-side-w-collapsed);
}

/* ---------- 主区域 ---------- */
.wo-main {
    margin-left: var(--wo-side-w);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left 0.22s ease;
}

/* ---------- 顶栏 ---------- */
.wo-topbar {
    height: var(--wo-header-h);
    background: var(--wo-card);
    border-bottom: 1px solid var(--wo-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    position: sticky;
    top: 0;
    z-index: 1100;
}

.wo-topbar__left {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}

.wo-topbar__toggle {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    border-radius: var(--wo-radius-sm);
    cursor: pointer;
    color: var(--wo-text-sub);
    flex-shrink: 0;
}

.wo-topbar__toggle:hover {
    background: var(--wo-bg);
    color: var(--wo-text);
}

.wo-topbar__toggle svg {
    width: 20px;
    height: 20px;
}

.wo-topbar__title {
    font-size: 16px;
    font-weight: 600;
    color: var(--wo-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.wo-topbar__right {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
}

.wo-user {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--wo-text-sub);
    font-size: 14px;
}

.wo-user__avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--wo-accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 600;
    flex-shrink: 0;
}

.wo-logout {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--wo-text-sub);
    font-size: 13px;
    padding: 6px 10px;
    border-radius: var(--wo-radius-sm);
}

.wo-logout:hover {
    background: var(--wo-danger-soft);
    color: var(--wo-danger);
}

/* ---------- 抽屉遮罩（手机） ---------- */
.wo-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 22, 34, 0.5);
    z-index: 1150;
}

.wo-backdrop.show {
    display: block;
}

/* ---------- 内容容器 ---------- */
.main-content {
    flex: 1;
    padding: 20px;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
}

/* ============================================================
 * 卡片
 * ============================================================ */
.card {
    background: var(--wo-card);
    border: 1px solid var(--wo-border);
    border-radius: var(--wo-radius);
    box-shadow: var(--wo-shadow);
    margin-bottom: 20px;
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--wo-border-soft);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.card-header h2 {
    font-size: 16px;
    font-weight: 600;
    color: var(--wo-text);
}

.card-body {
    padding: 20px;
}

/* ============================================================
 * 表单
 * ============================================================ */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: var(--wo-text-sub);
}

.form-group input,
.form-group select,
.form-group textarea,
.form-control {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--wo-border);
    border-radius: var(--wo-radius-sm);
    font-size: 14px;
    color: var(--wo-text);
    background: #fff;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus,
.form-control:focus {
    outline: none;
    border-color: var(--wo-accent);
    box-shadow: 0 0 0 3px var(--wo-accent-soft);
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.form-inline {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: flex-end;
}

.form-inline .form-group {
    margin-bottom: 0;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

/* ============================================================
 * 按钮
 * ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 18px;
    border: 1px solid transparent;
    border-radius: var(--wo-radius-sm);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.18s;
    text-align: center;
    line-height: 1.4;
    white-space: nowrap;
}

.btn-primary {
    background: var(--wo-accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--wo-accent-hover);
    color: #fff;
}

.btn-outline {
    background: #fff;
    color: var(--wo-accent);
    border-color: var(--wo-accent);
}

.btn-outline:hover {
    background: var(--wo-accent-soft);
    color: var(--wo-accent);
}

.btn-success {
    background: var(--wo-success);
    color: #fff;
}

.btn-success:hover {
    background: #1c8a5a;
    color: #fff;
}

.btn-info {
    background: var(--wo-info);
    color: #fff;
}

.btn-info:hover {
    background: #59626f;
    color: #fff;
}

.btn-warning {
    background: var(--wo-warning);
    color: #fff;
}

.btn-warning:hover {
    background: #cf8020;
    color: #fff;
}

.btn-danger {
    background: var(--wo-danger);
    color: #fff;
}

.btn-danger:hover {
    background: #cf3b40;
    color: #fff;
}

.btn-secondary {
    background: #fff;
    color: var(--wo-text-sub);
    border-color: var(--wo-border);
}

.btn-secondary:hover {
    background: var(--wo-bg);
    color: var(--wo-text);
}

.btn-sm {
    padding: 5px 10px;
    font-size: 12px;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* ============================================================
 * 提示框
 * ============================================================ */
.alert {
    padding: 12px 15px;
    border-radius: var(--wo-radius-sm);
    margin-bottom: 20px;
    border: 1px solid transparent;
}

.alert-error {
    background: var(--wo-danger-soft);
    color: var(--wo-danger);
    border-color: #f7c9cb;
}

.alert-success {
    background: var(--wo-success-soft);
    color: var(--wo-success);
    border-color: #c2e9d7;
}

.alert-warning {
    background: var(--wo-warning-soft);
    color: var(--wo-warning);
    border-color: #f5dcbb;
}

.alert-info {
    background: var(--wo-info-soft);
    color: var(--wo-info);
    border-color: #e2e6ea;
}

/* ============================================================
 * 表格
 * ============================================================ */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--wo-border-soft);
}

.table th {
    background: var(--wo-bg);
    font-weight: 600;
    color: var(--wo-text-sub);
    font-size: 13px;
}

.table tbody tr:hover {
    background: var(--wo-bg);
}

.table .actions {
    white-space: nowrap;
}

.table .actions a,
.table .actions button {
    margin-right: 5px;
}

.table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* ============================================================
 * 状态标签
 * ============================================================ */
.status-badge {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 20px;
    font-size: 12px;
    white-space: nowrap;
    line-height: 1.5;
    font-weight: 500;
}

.status-pending {
    background: var(--wo-warning-soft);
    color: var(--wo-warning);
}

.status-processing {
    background: var(--wo-accent-soft);
    color: var(--wo-accent);
}

.status-resolved {
    background: var(--wo-success-soft);
    color: var(--wo-success);
}

.status-closed {
    background: var(--wo-info-soft);
    color: var(--wo-info);
}

/* ============================================================
 * 剩余时间标签
 * ============================================================ */
.remain-tag {
    display: inline-block;
    padding: 1px 6px;
    border-radius: 3px;
    font-size: 12px;
    margin-left: 8px;
    white-space: nowrap;
}

.remain-normal {
    background: var(--wo-success-soft);
    color: var(--wo-success);
}

.remain-warning {
    background: var(--wo-warning-soft);
    color: var(--wo-warning);
}

.remain-danger {
    background: var(--wo-danger-soft);
    color: var(--wo-danger);
}

.remain-timeout {
    background: var(--wo-danger);
    color: #fff;
}

/* ============================================================
 * 工单列表标题单元格
 * ============================================================ */
.wo-cell {
    padding: 8px 12px !important;
}

.wo-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 4px;
}

.wo-tag {
    display: inline-block;
    padding: 1px 6px;
    border-radius: 3px;
    font-size: 11px;
    white-space: nowrap;
    background: var(--wo-bg);
    color: var(--wo-text-dim);
    border: 1px solid var(--wo-border);
}

.wo-tag-danger {
    background: var(--wo-danger);
    color: #fff;
    border-color: var(--wo-danger);
}

.wo-tag-warning {
    background: var(--wo-warning);
    color: #fff;
    border-color: var(--wo-warning);
}

.wo-tag-time {
    background: var(--wo-bg);
    color: var(--wo-text-dim);
    font-size: 10px;
}

.wo-tag.remain-normal {
    background: var(--wo-success-soft);
    color: var(--wo-success);
    border-color: var(--wo-success-soft);
}

.wo-tag.remain-warning {
    background: var(--wo-warning-soft);
    color: var(--wo-warning);
    border-color: var(--wo-warning-soft);
}

.wo-tag.remain-danger {
    background: var(--wo-danger-soft);
    color: var(--wo-danger);
    border-color: var(--wo-danger-soft);
}

.wo-tag.remain-timeout {
    background: var(--wo-danger);
    color: #fff;
    border-color: var(--wo-danger);
}

.wo-title {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.wo-title a {
    color: var(--wo-accent);
}

/* 中断/恢复时间标签 */
.time-tag {
    display: inline-flex;
    flex-direction: column;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 11px;
    margin-left: 8px;
    background: var(--wo-bg);
    border: 1px solid var(--wo-border);
    line-height: 1.4;
    vertical-align: middle;
}

.time-tag span {
    white-space: nowrap;
    color: var(--wo-text-dim);
}

/* ============================================================
 * 优先级标签
 * ============================================================ */
.priority-low {
    color: var(--wo-text-dim);
}

.priority-normal {
    color: var(--wo-accent);
}

.priority-high {
    color: var(--wo-warning);
}

.priority-urgent {
    color: var(--wo-danger);
    font-weight: bold;
}

/* ============================================================
 * 分页（旧）
 * ============================================================ */
.pagination {
    display: flex;
    justify-content: center;
    gap: 5px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.pagination a,
.pagination span {
    padding: 8px 12px;
    border: 1px solid var(--wo-border);
    border-radius: var(--wo-radius-sm);
    color: var(--wo-text-sub);
}

.pagination a:hover {
    color: var(--wo-accent);
    border-color: var(--wo-accent);
}

.pagination .active {
    background: var(--wo-accent);
    color: #fff;
    border-color: var(--wo-accent);
}

/* ============================================================
 * 分页（新）
 * ============================================================ */
.pagination-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    padding: 10px 0;
    font-size: 14px;
    color: var(--wo-text-sub);
    flex-wrap: wrap;
}

.pagination-bar .page-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: 1px solid var(--wo-border);
    border-radius: var(--wo-radius-sm);
    color: var(--wo-text-sub);
    background: #fff;
    cursor: pointer;
}

.pagination-bar .page-btn:hover:not(.disabled) {
    color: var(--wo-accent);
    border-color: var(--wo-accent);
}

.pagination-bar .page-btn.disabled {
    color: var(--wo-text-disabled);
    cursor: not-allowed;
    pointer-events: none;
}

.pagination-bar .page-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    padding: 0 6px;
    border: 1px solid var(--wo-border);
    border-radius: var(--wo-radius-sm);
    color: var(--wo-text-sub);
    background: #fff;
}

.pagination-bar .page-num.active {
    background: var(--wo-accent);
    color: #fff;
    border-color: var(--wo-accent);
}

.pagination-bar .page-size-select {
    padding: 4px 8px;
    border: 1px solid var(--wo-border);
    border-radius: var(--wo-radius-sm);
    outline: none;
    cursor: pointer;
}

.pagination-bar .page-size-select:focus {
    border-color: var(--wo-accent);
}

.pagination-bar .page-total {
    color: var(--wo-text-dim);
}

.pagination-bar .page-goto-input {
    width: 50px;
    padding: 4px 8px;
    border: 1px solid var(--wo-border);
    border-radius: var(--wo-radius-sm);
    text-align: center;
    outline: none;
}

.pagination-bar .page-goto-input:focus {
    border-color: var(--wo-accent);
}

.pagination-bar .page-goto-btn {
    padding: 4px 12px;
    background: var(--wo-accent);
    color: #fff;
    border: none;
    border-radius: var(--wo-radius-sm);
    cursor: pointer;
}

.pagination-bar .page-goto-btn:hover {
    background: var(--wo-accent-hover);
}

/* ============================================================
 * 统计卡片
 * ============================================================ */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--wo-card);
    border: 1px solid var(--wo-border);
    border-radius: var(--wo-radius);
    padding: 20px;
    box-shadow: var(--wo-shadow);
}

.stat-card .stat-value {
    font-size: 30px;
    font-weight: 700;
    color: var(--wo-accent);
}

.stat-card .stat-label {
    color: var(--wo-text-dim);
    margin-top: 5px;
}

.stat-card.stat-warning .stat-value {
    color: var(--wo-warning);
}

.stat-card.stat-danger .stat-value {
    color: var(--wo-danger);
}

.stat-card.stat-success .stat-value {
    color: var(--wo-success);
}

/* ============================================================
 * 告警信息框 / 详情字段
 * ============================================================ */
.alarm-info {
    background: var(--wo-bg);
    border: 1px solid var(--wo-border);
    border-radius: var(--wo-radius-sm);
    padding: 15px;
    margin-bottom: 15px;
}

.alarm-info .info-row {
    display: flex;
    margin-bottom: 8px;
}

.detail-fields .field-item {
    display: flex;
    align-items: flex-start;
    line-height: 1.6;
}

.detail-fields .field-label {
    color: var(--wo-text-dim);
    flex-shrink: 0;
    min-width: 80px;
}

.detail-fields .field-value {
    color: var(--wo-text);
    word-break: break-all;
}

.alarm-info .info-label {
    width: 100px;
    color: var(--wo-text-dim);
    flex-shrink: 0;
}

.alarm-info .info-value {
    color: var(--wo-text);
}

/* ============================================================
 * 模态框
 * ============================================================ */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 22, 34, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: #fff;
    border-radius: var(--wo-radius);
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--wo-shadow-lg);
}

.modal-header {
    padding: 15px 20px;
    border-bottom: 1px solid var(--wo-border-soft);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 16px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--wo-text-dim);
    line-height: 1;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--wo-border-soft);
    text-align: right;
}

/* ============================================================
 * 工单日志
 * ============================================================ */
.wo-logs {
    margin-top: 20px;
}

.log-item {
    display: flex;
    padding: 10px 0;
    border-bottom: 1px solid var(--wo-border-soft);
}

.log-time {
    width: 150px;
    color: var(--wo-text-dim);
    flex-shrink: 0;
}

.log-content {
    flex: 1;
}

.log-operator {
    color: var(--wo-accent);
}

/* ============================================================
 * 登录页（独立布局，共用变量）
 * ============================================================ */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1e2939 0%, #2b3850 55%, #3b3a6b 100%);
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 400px;
}

.login-box {
    background: #fff;
    border-radius: var(--wo-radius);
    padding: 40px;
    box-shadow: var(--wo-shadow-lg);
}

.login-title {
    text-align: center;
    font-size: 22px;
    font-weight: 600;
    color: var(--wo-text);
    margin-bottom: 30px;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-footer {
    text-align: center;
    margin-top: 20px;
    color: var(--wo-text-dim);
}

/* ============================================================
 * 工具类
 * ============================================================ */
.hide-mobile {
    /* 桌面显示；移动端隐藏见媒体查询 */
}

/* ============================================================
 * 响应式 - 平板
 * ============================================================ */
@media (max-width: 1024px) {
    .container {
        max-width: 100%;
    }

    .stats-row {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============================================================
 * 响应式 - 移动端（侧栏变抽屉）
 * ============================================================ */
@media (max-width: 768px) {
    html, body {
        overflow-x: hidden;
    }

    /* 侧栏离屏，靠 .wo-open 滑入 */
    .wo-sidebar {
        transform: translateX(-100%);
        width: var(--wo-side-w);
        box-shadow: var(--wo-shadow-lg);
    }

    body.wo-open .wo-sidebar {
        transform: translateX(0);
    }

    /* 手机端主区不留侧栏边距 */
    .wo-main,
    body.wo-collapsed .wo-main {
        margin-left: 0;
    }

    /* 折叠态在手机端无意义：还原为完整宽度抽屉 */
    body.wo-collapsed .wo-sidebar .wo-brand-text,
    body.wo-collapsed .wo-sidebar .wo-nav-text,
    body.wo-collapsed .wo-sidebar .wo-nav-group {
        opacity: 1;
        width: auto;
        pointer-events: auto;
    }

    body.wo-collapsed .wo-nav-item {
        justify-content: flex-start;
        padding: 10px 20px;
        gap: 12px;
    }

    body.wo-collapsed .wo-sidebar__brand {
        justify-content: flex-start;
        padding: 0 18px;
    }

    .main-content {
        padding: 12px;
    }

    .card-header {
        padding: 12px 15px;
    }

    .card-header h2 {
        font-size: 15px;
    }

    .card-body {
        padding: 15px;
    }

    .table {
        min-width: 600px;
        font-size: 13px;
    }

    .table th,
    .table td {
        padding: 10px 8px;
    }

    .table th:first-child,
    .table td:first-child {
        min-width: 36px;
        width: 36px;
        text-align: center;
    }

    .btn {
        padding: 8px 12px;
        font-size: 13px;
    }

    .btn-sm {
        padding: 5px 8px;
        font-size: 11px;
    }

    .form-inline {
        flex-direction: column;
    }

    .form-inline .form-group {
        width: 100%;
        margin-bottom: 10px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .form-group input,
    .form-group select,
    .form-group textarea,
    .form-control {
        font-size: 16px; /* 防 iOS 缩放 */
    }

    .stats-row {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .stat-card {
        padding: 14px;
    }

    .stat-card .stat-value {
        font-size: 24px;
    }

    .stat-card .stat-label {
        font-size: 12px;
    }

    .pagination a,
    .pagination span {
        padding: 6px 10px;
        font-size: 13px;
    }

    .pagination-bar {
        gap: 6px;
        font-size: 13px;
        padding: 10px 5px;
    }

    .pagination-bar .page-btn,
    .pagination-bar .page-num {
        min-width: 26px;
        width: 26px;
        height: 26px;
        font-size: 12px;
    }

    .pagination-bar .page-goto-input {
        width: 40px;
    }

    .modal-content {
        width: 95%;
        max-height: 90vh;
    }

    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 12px 15px;
    }

    .log-item {
        flex-direction: column;
        gap: 5px;
    }

    .log-time {
        width: auto;
        font-size: 12px;
    }

    .alarm-info {
        padding: 10px;
    }

    .alarm-info .info-row {
        flex-direction: column;
        margin-bottom: 10px;
    }

    .alarm-info .info-label {
        width: auto;
        margin-bottom: 2px;
    }

    .time-tag {
        font-size: 10px;
        padding: 2px 4px;
        margin-left: 4px;
    }

    .hide-mobile {
        display: none !important;
    }
}

/* ============================================================
 * 响应式 - 小屏
 * ============================================================ */
@media (max-width: 480px) {
    .stats-row {
        grid-template-columns: 1fr 1fr;
    }

    .stat-card .stat-value {
        font-size: 20px;
    }

    .card-header h2 {
        font-size: 14px;
    }

    .table {
        font-size: 12px;
    }

    .btn-sm {
        padding: 4px 6px;
        font-size: 10px;
    }

    .wo-topbar__title {
        font-size: 14px;
    }

    .wo-user__name {
        display: none;
    }
}