:root {
    --backend-theme-primary: var(--backend-color-primary, #556ee6);
    --backend-theme-primary-hover: var(--backend-color-primary-dark, #4056c7);
    --backend-theme-primary-rgb: var(--backend-color-primary-rgb, 85, 110, 230);
    --backend-theme-on-primary: var(--backend-color-on-primary, #ffffff);
    --backend-theme-primary-subtle: var(--backend-color-primary-bg-subtle, rgba(var(--backend-theme-primary-rgb), 0.1));
    --backend-theme-primary-border-subtle: var(--backend-color-primary-border-subtle, rgba(var(--backend-theme-primary-rgb), 0.28));
    --backend-theme-success: var(--backend-color-success, #34c38f);
    --backend-theme-on-success: var(--backend-color-on-success, #ffffff);
    --backend-theme-success-subtle: var(--backend-color-alert-success-bg, #e8f8f2);
    --backend-theme-success-border-subtle: var(--backend-color-alert-success-border, #b9ead8);
    --backend-theme-warning: var(--backend-color-warning, #f1b44c);
    --backend-theme-on-warning: var(--backend-color-on-warning, #111827);
    --backend-theme-warning-subtle: var(--backend-color-alert-warning-bg, #fff7e6);
    --backend-theme-warning-border-subtle: var(--backend-color-alert-warning-border, #ffe2a8);
    --backend-theme-danger: var(--backend-color-danger, #f46a6a);
    --backend-theme-on-danger: var(--backend-color-on-danger, #ffffff);
    --backend-theme-danger-subtle: var(--backend-color-alert-danger-bg, #fff1f1);
    --backend-theme-danger-border-subtle: var(--backend-color-alert-danger-border, #ffd0d0);
    --backend-theme-info: var(--backend-color-info, #50a5f1);
    --backend-theme-on-info: var(--backend-color-on-info, #ffffff);
    --backend-theme-info-subtle: var(--backend-color-alert-info-bg, #eff8ff);
    --backend-theme-info-border-subtle: var(--backend-color-alert-info-border, #c7e4ff);
    --backend-theme-surface: var(--backend-color-card-bg, #ffffff);
    --backend-theme-surface-subtle: var(--backend-color-bg-secondary, #f8f9fa);
    --backend-theme-surface-muted: var(--backend-color-bg-tertiary, #eff2f7);
    --backend-theme-text: var(--backend-color-text-primary, #212529);
    --backend-theme-text-secondary: var(--backend-color-text-secondary, #74788d);
    --backend-theme-text-muted: var(--backend-color-text-tertiary, var(--backend-color-text-muted, #98a6ad));
    --backend-theme-border-width: var(--backend-border-width, 1px);
    --backend-theme-border-width-0: 0;
    --backend-theme-border-width-2: var(--backend-border-width-2, 2px);
    --backend-theme-border-style: var(--backend-border-style, solid);
    --backend-theme-border-color: var(--backend-color-card-border, var(--backend-color-border-light, #eff2f7));
    --backend-theme-border-color-subtle: var(--backend-color-border-light, #eff2f7);
    --backend-theme-border-color-strong: var(--backend-color-border-default, #ced4da);
    --backend-theme-radius-sm: var(--backend-border-radius-sm, 0.25rem);
    --backend-theme-radius-md: var(--backend-border-radius-md, 0.375rem);
    --backend-theme-radius-lg: var(--backend-border-radius-lg, 0.5rem);
    --backend-theme-radius-xl: var(--backend-border-radius-xl, 0.75rem);
    --backend-theme-radius-full: var(--backend-border-radius-pill, 999px);
    --backend-theme-shadow-sm: var(--backend-card-shadow, 0 1px 2px rgba(15, 23, 42, 0.05));
    --backend-theme-shadow-lg: var(--backend-shadow-lg, 0 14px 36px rgba(15, 23, 42, 0.12));
    --backend-theme-shadow-primary: var(--backend-shadow-primary, 0 10px 24px rgba(var(--backend-theme-primary-rgb), 0.18));
    --backend-theme-shadow-primary-hover: var(--backend-shadow-primary-hover, 0 14px 30px rgba(var(--backend-theme-primary-rgb), 0.24));
    --backend-theme-focus-ring: var(--backend-focus-ring, 0 0 0 0.18rem rgba(var(--backend-theme-primary-rgb), 0.18));
    --backend-theme-control-height: var(--backend-control-height, 40px);
    --backend-theme-loader-border-width: var(--backend-loader-border-width, 3px);
    --backend-component-control-height: var(--backend-theme-control-height);
    --backend-component-primary: var(--backend-theme-primary);
    --backend-component-primary-dark: var(--backend-theme-primary-hover);
    --backend-component-primary-rgb: var(--backend-theme-primary-rgb);
    --backend-component-success: var(--backend-theme-success);
    --backend-component-warning: var(--backend-theme-warning);
    --backend-component-danger: var(--backend-theme-danger);
    --backend-component-info: var(--backend-theme-info);
    --backend-component-card-bg: var(--backend-theme-surface);
    --backend-component-card-border: var(--backend-theme-border-color);
    --backend-component-text-primary: var(--backend-theme-text);
    --backend-component-text-secondary: var(--backend-theme-text-secondary);
    --backend-component-text-muted: var(--backend-theme-text-muted);
    --backend-component-bg-secondary: var(--backend-theme-surface-subtle);
    --backend-component-focus-ring: var(--backend-theme-focus-ring);
}

html[data-theme-mode="dark"],
html[data-layout-mode="dark"],
html[data-bs-theme="dark"],
body[data-theme-mode="dark"],
body[data-layout-mode="dark"],
body[data-bs-theme="dark"] {
    --backend-color-bg-primary: #111827;
    --backend-color-bg-secondary: #172033;
    --backend-color-bg-tertiary: #1f2a3d;
    --backend-color-bg-body: #0b1220;
    --backend-color-card-bg: rgba(15, 23, 42, 0.92);
    --backend-color-card-border: rgba(148, 163, 184, 0.14);
    --backend-color-card-header-bg: rgba(23, 32, 51, 0.92);
    --backend-color-text-primary: #e6eef8;
    --backend-color-text-secondary: #a7b4c8;
    --backend-color-text-tertiary: #708099;
    --backend-topbar-bg: #0b1220;
    --backend-topbar-surface: #111827;
    --backend-topbar-surface-hover: #172033;
    --backend-topbar-border: rgba(148, 163, 184, 0.14);
    --backend-topbar-text: var(--backend-color-text-primary);
    --backend-topbar-muted: var(--backend-color-text-secondary);
    --backend-color-header-bg: var(--backend-topbar-bg);
    --backend-color-header-border: var(--backend-topbar-border);
    --backend-theme-surface: var(--backend-color-card-bg);
    --backend-theme-surface-subtle: var(--backend-color-bg-secondary);
    --backend-theme-surface-muted: var(--backend-color-bg-tertiary);
    --backend-theme-text: var(--backend-color-text-primary);
    --backend-theme-text-secondary: var(--backend-color-text-secondary);
    --backend-theme-text-muted: var(--backend-color-text-tertiary);
    --backend-theme-border-color: var(--backend-color-card-border);
    --backend-theme-border-color-subtle: rgba(148, 163, 184, 0.14);
    --backend-theme-border-color-strong: rgba(148, 163, 184, 0.28);
    --backend-component-card-bg: var(--backend-theme-surface);
    --backend-component-card-border: var(--backend-theme-border-color);
    --backend-component-text-primary: var(--backend-theme-text);
    --backend-component-text-secondary: var(--backend-theme-text-secondary);
    --backend-component-text-muted: var(--backend-theme-text-muted);
    --backend-component-bg-secondary: var(--backend-theme-surface-subtle);
    --bs-card-bg: var(--backend-theme-surface);
    --bs-card-color: var(--backend-theme-text);
    --bs-card-border-color: var(--backend-theme-border-color);
}

/**
 * Weline Backend Theme - 后端主题样式
 * 
 * 后端管理界面的主题样式文件
 * 
 * 颜色必须使用主题变量（--backend-color-*），禁止硬编码！
 * 变量参考：Weline_Admin/doc/主题配色变量文档.md
 */

/* 后端布局基础样式 */
.backend-layout {
    display: flex;
    min-height: 100vh;
}

.backend-sidebar {
    width: 250px;
    background-color: var(--backend-color-sidebar-bg);
    border-right: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-color-border-primary);
    transition: width 0.3s ease;
}

.backend-sidebar.collapsed {
    width: 60px;
}

.backend-main-content {
    flex: 1;
    padding: var(--backend-spacing-md);
    background-color: var(--backend-color-bg-primary);
}

.backend-dashboard {
    display: flex;
    min-height: calc(100vh - 60px);
}

/* =============================================
   表格主题兼容样式 - Bootstrap 变量桥接
   ============================================= */

/* 表格使用主题变量 */
.table {
    --bs-table-color: var(--backend-color-text-primary);
    --bs-table-bg: var(--backend-color-table-bg);
    --bs-table-border-color: var(--backend-color-table-border);
    --bs-table-striped-bg: var(--backend-color-table-bg-striped);
    --bs-table-striped-color: var(--backend-color-text-primary);
    --bs-table-hover-bg: var(--backend-color-table-bg-hover);
    --bs-table-hover-color: var(--backend-color-text-primary);
    color: var(--backend-color-text-primary);
}

.table > thead {
    color: var(--backend-color-text-primary);
}

.table > thead > tr > th {
    background-color: var(--backend-color-bg-secondary);
    color: var(--backend-color-text-primary);
    border-bottom-color: var(--backend-color-border-default);
}

.table > tbody > tr > td {
    color: var(--backend-color-text-primary);
    border-bottom-color: var(--backend-color-border-light);
}

.table > tbody > tr:hover > td {
    background-color: var(--backend-color-table-bg-hover);
}

/* 卡片内表格 */
.card .table {
    margin-bottom: 0;
}

.card .table > thead > tr > th {
    background-color: var(--backend-color-bg-tertiary);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .backend-sidebar {
        width: 60px;
    }
}

/* =============================================
   极细滚动条样式 - 全局应用
   ============================================= */

/* Webkit 浏览器（Chrome, Safari, Edge） */
::-webkit-scrollbar {
    width: var(--backend-scrollbar-width, 4px);
    height: var(--backend-scrollbar-width, 4px);
}

::-webkit-scrollbar-track {
    background: var(--backend-scrollbar-track);
    border-radius: var(--backend-theme-radius-md);
}

::-webkit-scrollbar-thumb {
    background: var(--backend-scrollbar-thumb);
    border-radius: var(--backend-theme-radius-md);
    transition: background 0.2s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--backend-scrollbar-thumb-hover);
}

::-webkit-scrollbar-corner {
    background: transparent;
}

/* Firefox 浏览器 */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--backend-scrollbar-thumb) var(--backend-scrollbar-track);
}

/* =============================================
   Alert 提示框主题适配（亮/暗色下文字可读）
   ============================================= */
.alert-warning,
.alert.alert-warning {
    color: var(--backend-color-alert-warning-text) !important;
    background-color: var(--backend-color-alert-warning-bg) !important;
    border-color: var(--backend-color-alert-warning-border) !important;
}
.alert-warning .alert-link,
.alert.alert-warning .alert-link {
    color: var(--backend-color-alert-warning-text) !important;
}

.alert-success,
.alert.alert-success {
    color: var(--backend-color-alert-success-text) !important;
    background-color: var(--backend-color-alert-success-bg) !important;
    border-color: var(--backend-color-alert-success-border) !important;
}
.alert-success .alert-link,
.alert.alert-success .alert-link {
    color: var(--backend-color-alert-success-text) !important;
}

.alert-danger,
.alert.alert-danger {
    color: var(--backend-color-alert-danger-text) !important;
    background-color: var(--backend-color-alert-danger-bg) !important;
    border-color: var(--backend-color-alert-danger-border) !important;
}
.alert-danger .alert-link,
.alert.alert-danger .alert-link {
    color: var(--backend-color-alert-danger-text) !important;
}

.alert-info,
.alert.alert-info {
    color: var(--backend-color-alert-info-text) !important;
    background-color: var(--backend-color-alert-info-bg) !important;
    border-color: var(--backend-color-alert-info-border) !important;
}
.alert-info .alert-link,
.alert.alert-info .alert-link {
    color: var(--backend-color-alert-info-text) !important;
}

/* =============================================
   主渐变背景（适配主题，可配合 overflow: hidden）
   ============================================= */
.backend-gradient-primary {
    background: linear-gradient(135deg, var(--backend-color-gradient-start) 0%, var(--backend-color-gradient-end) 100%) !important;
    overflow: hidden;
}

/* =============================================
   Global backend polish
   ============================================= */

body {
    background:
        radial-gradient(circle at top left, var(--backend-color-primary-bg-light) 0, transparent 28%),
        linear-gradient(180deg, rgba(var(--backend-color-primary-rgb), 0.02) 0%, transparent 22%),
        var(--backend-color-bg-body);
    color: var(--backend-color-text-primary);
}

#layout-wrapper,
.main-content,
.page-content,
.backend-main-content {
    background: transparent;
}

.page-content {
    padding-top: 1.35rem;
    padding-bottom: 1.5rem;
}

/* 必须高于 .rightbar-overlay，否则右侧设置打开时遮罩会挡住顶栏全部交互（语言/用户下拉等） */
#page-topbar {
    position: sticky;
    top: 0;
    z-index: 10050;
}

/* 与 Admin app.css 对齐；在仅加载 app*.min.css 时也由本文件覆盖，避免顶栏 z-index 提级后压在右侧抽屉之下 */
.rightbar-overlay {
    z-index: 10040 !important;
}

.right-bar {
    z-index: 10060 !important;
}

#page-topbar .navbar-header {
    min-height: 72px;
    padding: 0 1rem;
    background: var(--backend-color-header-bg);
    border-bottom: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-color-header-border);
    box-shadow: var(--backend-header-shadow);
    backdrop-filter: blur(16px);
}

#page-topbar .navbar-brand-box {
    background: transparent;
    border-right: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-color-sidebar-border);
}

#page-topbar .header-item,
#page-topbar .navbar-header .header-item,
#page-topbar .navbar-header .dropdown .header-item,
#page-topbar .navbar-header .dropdown .show.header-item {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    min-width: 44px !important;
    height: 44px !important;
    margin: 0 3px !important;
    padding: 0 14px !important;
    border-radius: var(--backend-border-radius-lg) !important;
    color: var(--backend-color-text-secondary);
    line-height: 1 !important;
    transition: all 0.2s ease;
}

#page-topbar .header-item i,
#page-topbar .navbar-header .header-item i {
    line-height: 1 !important;
}

#page-topbar #vertical-menu-btn,
#page-topbar #theme-mode-toggle,
#page-topbar .navbar-header .noti-icon,
#page-topbar .navbar-header .weline-notif-btn {
    width: 44px !important;
    min-width: 44px !important;
    padding: 0 !important;
}

#page-topbar .navbar-brand-box .logo img,
#page-topbar .navbar-brand-box .logo .logo-sm img,
#page-topbar .navbar-brand-box .logo .logo-lg img {
    object-fit: contain !important;
    box-sizing: border-box;
}

#page-topbar .weline-notif-btn.header-item {
    width: 44px;
    min-width: 44px;
    height: 44px;
}

#page-topbar .header-item:hover,
#page-topbar .header-item:focus {
    color: var(--backend-color-primary);
    background: var(--backend-color-primary-bg-subtle);
}

#page-topbar .header-profile-user {
    box-shadow:
        0 0 0 2px var(--backend-color-card-bg),
        0 0 0 5px var(--backend-color-primary-bg-subtle);
}

body[data-theme-mode="dark"] #page-topbar,
body[data-layout-mode="dark"] #page-topbar,
body[data-bs-theme="dark"] #page-topbar,
body[data-topbar="dark"] #page-topbar,
body[data-sidebar="dark"] #page-topbar {
    background: var(--backend-topbar-bg);
    border-bottom: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-topbar-border);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.22);
}

body[data-theme-mode="dark"] #page-topbar .navbar-header,
body[data-layout-mode="dark"] #page-topbar .navbar-header,
body[data-bs-theme="dark"] #page-topbar .navbar-header,
body[data-topbar="dark"] #page-topbar .navbar-header,
body[data-sidebar="dark"] #page-topbar .navbar-header {
    background: var(--backend-topbar-bg);
    border-bottom-color: var(--backend-topbar-border);
    box-shadow: none;
}

body[data-theme-mode="dark"] #page-topbar .navbar-brand-box,
body[data-layout-mode="dark"] #page-topbar .navbar-brand-box,
body[data-bs-theme="dark"] #page-topbar .navbar-brand-box,
body[data-topbar="dark"] #page-topbar .navbar-brand-box,
body[data-sidebar="dark"] #page-topbar .navbar-brand-box,
body[data-sidebar="dark"] #page-topbar .navbar-brand-box.text-center {
    background: transparent !important;
    border-right-color: var(--backend-topbar-border);
}

body[data-theme-mode="dark"] #page-topbar .header-item,
body[data-layout-mode="dark"] #page-topbar .header-item,
body[data-bs-theme="dark"] #page-topbar .header-item,
body[data-topbar="dark"] #page-topbar .header-item,
body[data-sidebar="dark"] #page-topbar .header-item {
    background: color-mix(in srgb, var(--backend-topbar-surface) 62%, transparent);
    color: var(--backend-topbar-muted, #cbd5e1);
    border-color: transparent;
    box-shadow: none;
}

body[data-theme-mode="dark"] #page-topbar .header-item:hover,
body[data-theme-mode="dark"] #page-topbar .header-item:focus,
body[data-layout-mode="dark"] #page-topbar .header-item:hover,
body[data-layout-mode="dark"] #page-topbar .header-item:focus,
body[data-bs-theme="dark"] #page-topbar .header-item:hover,
body[data-bs-theme="dark"] #page-topbar .header-item:focus,
body[data-topbar="dark"] #page-topbar .header-item:hover,
body[data-topbar="dark"] #page-topbar .header-item:focus,
body[data-topbar="dark"] #page-topbar .navbar-header .dropdown .show.header-item,
body[data-sidebar="dark"] #page-topbar .header-item:hover,
body[data-sidebar="dark"] #page-topbar .header-item:focus,
body[data-sidebar="dark"] #page-topbar .navbar-header .dropdown .show.header-item {
    background: var(--backend-topbar-surface-hover);
    color: var(--backend-topbar-text);
}

body[data-theme-mode="dark"] #page-topbar .navbar-brand-box .logo img,
body[data-layout-mode="dark"] #page-topbar .navbar-brand-box .logo img,
body[data-bs-theme="dark"] #page-topbar .navbar-brand-box .logo img,
body[data-topbar="dark"] #page-topbar .navbar-brand-box .logo img,
body[data-sidebar="dark"] #page-topbar .navbar-brand-box .logo img,
body[data-theme-mode="dark"] #page-topbar .navbar-brand-box .logo .logo-sm img,
body[data-layout-mode="dark"] #page-topbar .navbar-brand-box .logo .logo-sm img,
body[data-bs-theme="dark"] #page-topbar .navbar-brand-box .logo .logo-sm img,
body[data-topbar="dark"] #page-topbar .navbar-brand-box .logo .logo-sm img,
body[data-sidebar="dark"] #page-topbar .navbar-brand-box .logo .logo-sm img {
    padding: 4px !important;
    border-radius: var(--backend-border-radius-lg) !important;
    background: rgba(255, 255, 255, 0.92) !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18) !important;
}

body[data-theme-mode="dark"] #page-topbar .noti-icon i,
body[data-layout-mode="dark"] #page-topbar .noti-icon i,
body[data-bs-theme="dark"] #page-topbar .noti-icon i,
body[data-topbar="dark"] #page-topbar .noti-icon i,
body[data-sidebar="dark"] #page-topbar .noti-icon i,
body[data-theme-mode="dark"] #page-topbar .weline-notif-btn > i,
body[data-layout-mode="dark"] #page-topbar .weline-notif-btn > i,
body[data-bs-theme="dark"] #page-topbar .weline-notif-btn > i,
body[data-topbar="dark"] #page-topbar .weline-notif-btn > i,
body[data-sidebar="dark"] #page-topbar .weline-notif-btn > i {
    color: inherit;
}

body[data-theme-mode="dark"] #page-topbar .header-profile-user,
body[data-layout-mode="dark"] #page-topbar .header-profile-user,
body[data-bs-theme="dark"] #page-topbar .header-profile-user,
body[data-topbar="dark"] #page-topbar .header-profile-user,
body[data-sidebar="dark"] #page-topbar .header-profile-user {
    background: rgba(255, 255, 255, 0.18);
    box-shadow:
        0 0 0 2px var(--backend-topbar-bg),
        0 0 0 5px rgba(var(--backend-theme-primary-rgb), 0.22);
}

.app-search .form-control {
    min-height: 36px;
    height: 36px;
    padding: 0.45rem 1rem 0.45rem 2.35rem;
    color: var(--backend-color-text-primary);
    background: var(--backend-color-bg-secondary);
    border: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-color-input-border);
    border-radius: var(--backend-border-radius-pill);
    box-shadow: none;
}

.app-search {
    margin-left: 0.35rem;
}

.app-search .position-relative {
    min-width: 220px;
}

.app-search .form-control::placeholder {
    color: var(--backend-color-text-placeholder);
}

.app-search .form-control:focus {
    border-color: var(--backend-color-input-focus-border);
    box-shadow: var(--backend-focus-ring);
    background: var(--backend-color-bg-primary);
}

.app-search span {
    left: 0.85rem;
    right: auto;
    color: var(--backend-color-text-tertiary);
    transform: translateY(-50%);
    font-size: 1rem;
    line-height: 1;
    pointer-events: none;
}

.w-card,
.w-admin-card,
.w-panel,
.w-box,
.w-widget,
.w-report-card,
.w-summary-card,
.w-total-card,
.w-stat-card,
.w-stats-card,
.w-metric-card,
.card,
.admin-card,
.panel,
.box,
.widget,
.report-card,
.summary-card,
.total-card,
.stat-card,
.stats-card,
.metric-card {
    min-width: 0;
    border: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-theme-border-color);
    border-radius: var(--backend-theme-radius-xl);
    background: var(--backend-theme-surface);
    color: var(--backend-component-text-primary);
    box-shadow: var(--backend-card-shadow);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.w-card:hover,
.w-admin-card:hover,
.w-panel:hover,
.w-box:hover,
.w-widget:hover,
.w-report-card:hover,
.w-summary-card:hover,
.w-total-card:hover,
.w-stat-card:hover,
.w-stats-card:hover,
.w-metric-card:hover,
.card:hover,
.admin-card:hover,
.panel:hover,
.box:hover,
.widget:hover,
.report-card:hover,
.summary-card:hover,
.total-card:hover,
.stat-card:hover,
.stats-card:hover,
.metric-card:hover {
    transform: translateY(-1px);
    box-shadow: var(--backend-shadow-lg);
}

/* 可视化全屏编辑打开时：后台主布局内卡片不再位移，避免 transform 层叠上下文与底层误触 */
body.visual-config-editor-open #layout-wrapper .card:hover {
    transform: none;
    box-shadow: var(--backend-card-shadow);
}

.w-card-header,
.w-card-footer,
.w-admin-card-header,
.w-admin-card-footer,
.w-panel-heading,
.w-panel-header,
.w-panel-footer,
.w-box-header,
.w-box-footer,
.w-widget-header,
.w-widget-footer,
.card-header,
.card-footer,
.admin-card-header,
.admin-card-footer,
.panel-heading,
.panel-header,
.panel-footer,
.box-header,
.box-footer,
.widget-header,
.widget-footer {
    background: linear-gradient(180deg, var(--backend-color-card-header-bg) 0%, var(--backend-color-card-bg) 100%);
    border-color: var(--backend-color-card-border);
}

.w-card-header,
.w-admin-card-header,
.w-panel-heading,
.w-panel-header,
.w-box-header,
.w-widget-header,
.card-header,
.admin-card-header,
.panel-heading,
.panel-header,
.box-header,
.widget-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-bottom: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-component-card-border);
}

.w-card-body,
.w-admin-card-body,
.w-panel-body,
.w-box-body,
.w-widget-body,
.card-body,
.admin-card-body,
.panel-body,
.box-body,
.widget-body {
    padding: 1.25rem;
}

.w-card-footer,
.w-admin-card-footer,
.w-panel-footer,
.w-box-footer,
.w-widget-footer,
.card-footer,
.admin-card-footer,
.panel-footer,
.box-footer,
.widget-footer {
    padding: 1rem 1.25rem;
    border-top: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-component-card-border);
}

.w-card-title,
.w-admin-card-title,
.w-panel-title,
.w-box-title,
.w-widget-title,
.w-report-title,
.card-title,
.admin-card-title,
.panel-title,
.box-title,
.widget-title,
.report-title {
    margin: 0;
    color: var(--backend-component-text-primary);
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.25;
}

.w-card-text,
.w-card-description,
.w-admin-card-description,
.w-panel-description,
.w-widget-description,
.w-report-description,
.card-text,
.card-description,
.admin-card-description,
.panel-description,
.widget-description,
.report-description {
    margin: 0.35rem 0 0;
    color: var(--backend-component-text-secondary);
    font-size: 0.875rem;
}

.dropdown-menu {
    padding: 0.5rem;
    background: var(--backend-color-card-bg);
    border: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-color-card-border);
    border-radius: var(--backend-border-radius-xl);
    box-shadow: var(--backend-dropdown-shadow);
}

.dropdown-item,
.dropdown-icon-item {
    border-radius: var(--backend-border-radius-md);
    color: var(--backend-color-text-secondary);
    transition: all 0.18s ease;
}

.dropdown-item:hover,
.dropdown-item:focus,
.dropdown-icon-item:hover,
.dropdown-icon-item:focus {
    color: var(--backend-color-text-primary);
    background: var(--backend-color-bg-secondary);
}

.w-table,
.table,
.admin-table {
    --bs-table-color: var(--backend-color-text-primary);
    --bs-table-bg: var(--backend-color-table-bg);
    --bs-table-border-color: var(--backend-color-table-border);
    --bs-table-striped-bg: var(--backend-color-table-bg-striped);
    --bs-table-hover-bg: var(--backend-color-table-bg-hover);
    width: 100%;
    border-collapse: collapse;
}

.w-table th,
.w-table td,
.table > :not(caption) > * > *,
.admin-table th,
.admin-table td {
    padding: 0.95rem 1rem;
    border-bottom-color: var(--backend-color-table-border);
    border-bottom: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-color-table-border);
    color: var(--backend-component-text-primary);
    vertical-align: middle;
}

.w-table > thead > tr > th,
.table > thead > tr > th,
.admin-table > thead > tr > th {
    color: var(--backend-color-text-secondary);
    background: var(--backend-color-card-header-bg);
    font-size: 0.77rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.w-table tbody tr:hover,
.table tbody tr:hover,
.admin-table tbody tr:hover {
    background: var(--backend-color-table-bg-hover);
}

.table-responsive {
    border-radius: var(--backend-border-radius-lg);
}

.w-form-control,
.w-form-select,
.w-admin-form-control,
.w-input-text,
.w-input-control,
.form-control,
.form-select,
.admin-form-control,
.input-text,
.input-control,
textarea.form-control {
    display: block;
    width: 100%;
    min-height: 44px;
    color: var(--backend-color-text-primary);
    background: var(--backend-color-input-bg);
    border: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-color-input-border);
    border-radius: var(--backend-theme-radius-md);
    box-shadow: none;
}

textarea.form-control,
textarea.w-form-control {
    min-height: 120px;
}

.w-form-control::placeholder,
.w-form-select::placeholder,
.w-admin-form-control::placeholder,
.w-input-text::placeholder,
.w-input-control::placeholder,
.form-control::placeholder,
.form-select::placeholder,
.admin-form-control::placeholder,
.input-text::placeholder,
.input-control::placeholder {
    color: var(--backend-color-text-placeholder);
}

.w-form-control:focus,
.w-form-select:focus,
.w-admin-form-control:focus,
.w-input-text:focus,
.w-input-control:focus,
.form-control:focus,
.form-select:focus,
.admin-form-control:focus,
.input-text:focus,
.input-control:focus {
    outline: 0;
    color: var(--backend-color-text-primary);
    background: var(--backend-color-bg-primary);
    border-color: var(--backend-color-input-focus-border);
    box-shadow: var(--backend-focus-ring);
}

.w-form-group,
.w-admin-form-group,
.w-field,
.w-control-group,
.form-group,
.admin-form-group,
.field,
.control-group {
    display: grid;
    gap: 0.4rem;
    margin-bottom: 1rem;
}

.w-form-label,
.w-admin-form-label,
.w-field-label,
.form-label,
.admin-form-label,
.field-label,
label.control-label {
    color: var(--backend-component-text-primary);
    font-size: 0.875rem;
    font-weight: 700;
}

.input-group-text {
    color: var(--backend-color-text-secondary);
    background: var(--backend-color-bg-secondary);
    border-color: var(--backend-color-input-border);
}

.w-btn,
.w-admin-btn,
.w-button,
.btn,
.admin-btn,
.button,
button.btn,
a.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    min-height: var(--backend-component-control-height);
    padding: 0.5rem 1rem;
    border: var(--backend-theme-border-width) var(--backend-theme-border-style) transparent;
    border-radius: var(--backend-theme-radius-md);
    background: var(--backend-component-bg-secondary);
    color: var(--backend-component-text-primary);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.25;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    box-shadow: none;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}

.w-btn:hover,
.w-admin-btn:hover,
.w-button:hover,
.btn:hover,
.admin-btn:hover,
.button:hover {
    color: var(--backend-component-text-primary);
    text-decoration: none;
    transform: translateY(-1px);
}

.w-btn:focus-visible,
.w-admin-btn:focus-visible,
.w-button:focus-visible,
.btn:focus-visible,
.admin-btn:focus-visible,
.button:focus-visible {
    outline: 0;
    box-shadow: var(--backend-component-focus-ring);
}

.w-btn:disabled,
.w-btn.w-disabled,
.w-admin-btn:disabled,
.w-admin-btn.w-disabled,
.w-button:disabled,
.w-button.w-disabled,
.btn:disabled,
.btn.disabled,
.admin-btn:disabled,
.admin-btn.disabled,
.button:disabled,
.button.disabled {
    opacity: 0.65;
    cursor: not-allowed;
    pointer-events: none;
    transform: none;
    box-shadow: none;
}

.w-btn-primary,
.w-admin-btn-primary,
.w-button-primary,
.btn-primary,
.admin-btn-primary,
.button-primary {
    border-color: transparent;
    background: linear-gradient(135deg, var(--backend-color-primary) 0%, var(--backend-color-primary-dark) 100%);
    color: var(--backend-theme-on-primary);
    box-shadow: var(--backend-theme-shadow-primary);
}

.w-btn-primary:hover,
.w-btn-primary:focus,
.w-admin-btn-primary:hover,
.w-admin-btn-primary:focus,
.w-button-primary:hover,
.w-button-primary:focus,
.btn-primary:hover,
.btn-primary:focus,
.admin-btn-primary:hover,
.admin-btn-primary:focus,
.button-primary:hover,
.button-primary:focus {
    color: var(--backend-theme-on-primary);
    border-color: transparent;
    box-shadow: var(--backend-theme-shadow-primary-hover);
}

.w-btn-success,
.w-admin-btn-success,
.btn-success,
.admin-btn-success {
    background: var(--backend-component-success);
    color: var(--backend-theme-on-success);
}

.w-btn-warning,
.w-admin-btn-warning,
.btn-warning,
.admin-btn-warning {
    background: var(--backend-component-warning);
    color: var(--backend-theme-on-warning);
}

.w-btn-danger,
.w-admin-btn-danger,
.btn-danger,
.admin-btn-danger {
    background: var(--backend-component-danger);
    color: var(--backend-theme-on-danger);
}

.w-btn-info,
.w-admin-btn-info,
.btn-info,
.admin-btn-info {
    background: var(--backend-component-info);
    color: var(--backend-theme-on-info);
}

.w-btn-light,
.w-btn-secondary,
.w-admin-btn-secondary,
.btn-light,
.btn-secondary,
.admin-btn-secondary {
    color: var(--backend-color-text-primary);
    background: var(--backend-color-bg-secondary);
    border-color: var(--backend-color-border-light);
}

.w-btn-light:hover,
.w-btn-secondary:hover,
.w-admin-btn-secondary:hover,
.btn-light:hover,
.btn-secondary:hover,
.admin-btn-secondary:hover {
    color: var(--backend-color-text-primary);
    background: var(--backend-color-bg-tertiary);
    border-color: var(--backend-color-border-default);
}

.w-btn-outline,
.w-btn-outline-primary,
.w-admin-btn-outline,
.btn-outline,
.btn-outline-primary,
.admin-btn-outline {
    color: var(--backend-component-primary);
    background: transparent;
    border-color: var(--backend-component-primary);
}

.w-btn-outline:hover,
.w-btn-outline-primary:hover,
.w-admin-btn-outline:hover,
.btn-outline:hover,
.btn-outline-primary:hover,
.admin-btn-outline:hover {
    color: var(--backend-theme-on-primary);
    background: var(--backend-component-primary);
    border-color: var(--backend-component-primary);
}

.w-btn-link,
.w-admin-btn-link,
.btn-link,
.admin-btn-link {
    min-height: auto;
    padding: 0;
    border-color: transparent;
    background: transparent;
    color: var(--backend-component-primary);
}

.w-btn-link:hover,
.w-admin-btn-link:hover,
.btn-link:hover,
.admin-btn-link:hover {
    background: transparent;
    color: var(--backend-component-primary-dark);
    transform: none;
    box-shadow: none;
    text-decoration: underline;
}

.w-btn-sm,
.w-admin-btn-sm,
.btn-sm,
.admin-btn-sm {
    min-height: 32px;
    padding: 0.35rem 0.7rem;
    font-size: 0.75rem;
}

.w-btn-lg,
.w-admin-btn-lg,
.btn-lg,
.admin-btn-lg {
    min-height: 48px;
    padding: 0.7rem 1.25rem;
    font-size: 1rem;
}

.btn-check:focus + .btn-light,
.btn-check:focus + .btn-secondary,
.btn-light:focus,
.btn-secondary:focus,
.btn-check:active + .btn-light,
.btn-check:active + .btn-secondary,
.btn-light:active,
.btn-secondary:active,
.btn-light.active,
.btn-secondary.active,
.show > .btn-light.dropdown-toggle,
.show > .btn-secondary.dropdown-toggle,
.btn-check:checked + .btn-light,
.btn-check:checked + .btn-secondary {
    color: var(--backend-color-text-primary) !important;
    background: var(--backend-color-bg-tertiary) !important;
    border-color: var(--backend-color-border-default) !important;
}

.btn-light:disabled,
.btn-light.disabled,
.btn-secondary:disabled,
.btn-secondary.disabled {
    color: var(--backend-color-text-primary) !important;
    background: var(--backend-color-bg-tertiary) !important;
    border-color: var(--backend-color-border-default) !important;
    opacity: 1;
    transform: none;
    box-shadow: none;
}

.alert {
    border-radius: var(--backend-border-radius-lg);
}

.w-badge,
.w-tag,
.w-label,
.w-pill,
.badge,
.tag,
.label,
.pill {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    max-width: 100%;
    padding: 0.24rem 0.55rem;
    border-radius: var(--backend-theme-radius-full);
    background: var(--backend-component-bg-secondary);
    color: var(--backend-component-text-secondary);
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1.25;
    white-space: nowrap;
}

.w-badge-primary,
.w-tag-primary,
.w-label-primary,
.badge-primary,
.tag-primary,
.label-primary {
    background: var(--backend-color-primary-bg-subtle, rgba(var(--backend-component-primary-rgb), 0.1));
    color: var(--backend-component-primary);
}

.w-badge-success,
.w-tag-success,
.w-label-success,
.badge-success,
.tag-success,
.label-success {
    background: var(--backend-color-alert-success-bg, #e8f8f2);
    color: var(--backend-color-alert-success-text, #087a55);
}

.w-badge-warning,
.w-tag-warning,
.w-label-warning,
.badge-warning,
.tag-warning,
.label-warning {
    background: var(--backend-color-alert-warning-bg, #fff7e6);
    color: var(--backend-color-alert-warning-text, #946200);
}

.w-badge-danger,
.w-tag-danger,
.w-label-danger,
.badge-danger,
.tag-danger,
.label-danger {
    background: var(--backend-color-alert-danger-bg, #fff1f1);
    color: var(--backend-color-alert-danger-text, #b42318);
}

.w-badge-info,
.w-tag-info,
.w-label-info,
.badge-info,
.tag-info,
.label-info {
    background: var(--backend-theme-info-subtle);
    color: var(--backend-theme-info);
}

.w-bg-primary,
.bg-primary,
.text-bg-primary {
    background-color: var(--backend-component-primary) !important;
    color: var(--backend-theme-on-primary) !important;
}

.w-bg-success,
.bg-success,
.text-bg-success {
    background-color: var(--backend-component-success) !important;
    color: var(--backend-theme-on-success) !important;
}

.w-bg-warning,
.bg-warning,
.text-bg-warning {
    background-color: var(--backend-component-warning) !important;
    color: var(--backend-theme-on-warning) !important;
}

.w-bg-danger,
.bg-danger,
.text-bg-danger {
    background-color: var(--backend-component-danger) !important;
    color: var(--backend-theme-on-danger) !important;
}

.w-bg-info,
.bg-info,
.text-bg-info {
    background-color: var(--backend-component-info) !important;
    color: var(--backend-theme-on-info) !important;
}

.w-bg-light,
.w-bg-subtle,
.bg-light,
.text-bg-light {
    background-color: var(--backend-component-bg-secondary) !important;
    color: var(--backend-component-text-primary) !important;
}

.w-stats-grid,
.w-stat-grid,
.w-metrics-grid,
.w-total-grid,
.w-summary-grid,
.w-report-grid,
.stats-grid,
.stat-grid,
.metrics-grid,
.total-grid,
.summary-grid,
.report-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.w-stat-card,
.w-stats-card,
.w-metric-card,
.w-total-card,
.w-summary-card,
.w-report-card,
.stat-card,
.stats-card,
.metric-card,
.total-card,
.summary-card,
.report-card {
    display: grid;
    gap: 0.35rem;
    padding: 1.15rem 1.25rem;
}

.w-stat-label,
.w-stats-label,
.w-metric-label,
.w-total-label,
.w-summary-label,
.w-report-label,
.stat-label,
.stats-label,
.metric-label,
.total-label,
.summary-label,
.report-label {
    color: var(--backend-component-text-muted);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.w-stat-value,
.w-stats-value,
.w-metric-value,
.w-total-value,
.w-summary-value,
.w-report-value,
.w-total,
.stat-value,
.stats-value,
.metric-value,
.total-value,
.summary-value,
.report-value,
.total {
    margin: 0;
    color: var(--backend-component-text-primary);
    font-size: 1.65rem;
    font-weight: 800;
    line-height: 1.15;
}

.w-stat-meta,
.w-stats-meta,
.w-metric-meta,
.w-total-meta,
.w-summary-meta,
.w-report-meta,
.stat-meta,
.stats-meta,
.metric-meta,
.total-meta,
.summary-meta,
.report-meta {
    color: var(--backend-component-text-secondary);
    font-size: 0.8125rem;
}

.w-pagination,
.w-pager,
.w-toolbar,
.pagination,
.pager,
.toolbar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.w-pagination a,
.w-pagination span,
.w-pager a,
.w-pager span,
.pagination a,
.pagination span,
.pager a,
.pager span,
.page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    min-height: 36px;
    padding: 0.35rem 0.65rem;
    border: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-component-card-border);
    border-radius: var(--backend-theme-radius-md);
    background: var(--backend-component-card-bg);
    color: var(--backend-component-text-secondary);
    text-decoration: none;
}

.w-pagination .active,
.w-pagination a:hover,
.w-pager .active,
.w-pager a:hover,
.pagination .active,
.pagination a:hover,
.pager .active,
.pager a:hover,
.page-item.active .page-link,
.page-link:hover {
    border-color: var(--backend-component-primary);
    background: var(--backend-component-primary);
    color: var(--backend-theme-on-primary);
}

.w-loading,
.loading-component {
    position: fixed;
    inset: 0;
    z-index: calc(var(--backend-z-index-modal, 1050) + 1);
}

.w-loading-overlay,
.loading-overlay {
    position: absolute;
    inset: 0;
    background: color-mix(in srgb, var(--backend-theme-text) 35%, transparent);
}

.w-loading-content,
.loading-content {
    position: relative;
    z-index: 1;
    display: grid;
    min-height: 100%;
    place-items: center;
    gap: 1rem;
    color: var(--backend-theme-on-primary);
}

.w-loader,
.loader {
    position: relative;
    width: 48px;
    height: 48px;
}

.w-loader-outter,
.loader-outter,
.w-loader-inner,
.loader-inner {
    position: absolute;
    inset: 0;
    border-radius: var(--backend-theme-radius-full);
}

.w-loader-outter,
.loader-outter {
    border: var(--backend-theme-loader-border-width) solid color-mix(in srgb, var(--backend-component-primary) 24%, transparent);
}

.w-loader-inner,
.loader-inner {
    border: var(--backend-theme-loader-border-width) solid transparent;
    border-top-color: var(--backend-component-primary);
    animation: w-backend-spin 0.75s linear infinite;
}

.w-loading-text,
.loading-text {
    color: var(--backend-theme-surface);
    font-size: 0.875rem;
    font-weight: 500;
}

@keyframes w-backend-spin {
    to {
        transform: rotate(360deg);
    }
}

/* Weline default backend theme utilities (w-*) */
.w-text-primary { color: var(--backend-theme-primary); }
.w-text-secondary { color: var(--backend-theme-text-secondary); }
.w-text-muted { color: var(--backend-theme-text-muted); }
.w-text-success { color: var(--backend-theme-success); }
.w-text-warning { color: var(--backend-theme-warning); }
.w-text-danger { color: var(--backend-theme-danger); }
.w-text-info { color: var(--backend-theme-info); }

.w-bg-primary-subtle {
    background: var(--backend-theme-primary-subtle);
    color: var(--backend-theme-primary);
}

.w-bg-surface { background: var(--backend-theme-surface); }
.w-bg-muted { background: var(--backend-theme-surface-muted); }
.w-bg-success-subtle { background: var(--backend-theme-success-subtle); }
.w-bg-warning-subtle { background: var(--backend-theme-warning-subtle); }
.w-bg-danger-subtle { background: var(--backend-theme-danger-subtle); }
.w-bg-info-subtle { background: var(--backend-theme-info-subtle); }

.w-border {
    border: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-theme-border-color);
}

.w-border-0 { border-width: var(--backend-theme-border-width-0); }
.w-border-2 { border-width: var(--backend-theme-border-width-2); }
.w-border-top { border-top: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-theme-border-color); }
.w-border-bottom { border-bottom: var(--backend-theme-border-width) var(--backend-theme-border-style) var(--backend-theme-border-color); }
.w-border-primary { border-color: var(--backend-theme-primary); }
.w-border-primary-subtle { border-color: var(--backend-theme-primary-border-subtle); }
.w-border-success-subtle { border-color: var(--backend-theme-success-border-subtle); }
.w-border-warning-subtle { border-color: var(--backend-theme-warning-border-subtle); }
.w-border-danger-subtle { border-color: var(--backend-theme-danger-border-subtle); }
.w-border-strong { border-color: var(--backend-theme-border-color-strong); }
.w-border-subtle { border-color: var(--backend-theme-border-color-subtle); }

.w-rounded-sm { border-radius: var(--backend-theme-radius-sm); }
.w-rounded { border-radius: var(--backend-theme-radius-md); }
.w-rounded-lg { border-radius: var(--backend-theme-radius-lg); }
.w-rounded-xl { border-radius: var(--backend-theme-radius-xl); }
.w-rounded-full { border-radius: var(--backend-theme-radius-full); }

.w-shadow-sm { box-shadow: var(--backend-theme-shadow-sm); }
.w-shadow-lg { box-shadow: var(--backend-theme-shadow-lg); }

.w-focus-ring:focus-visible {
    outline: 0;
    box-shadow: var(--backend-theme-focus-ring);
}

.footer {
    color: var(--backend-color-text-secondary);
    background: transparent;
}

.footer .container-fluid {
    padding-top: 0.9rem;
    padding-bottom: 0.9rem;
    background: transparent;
}

@media (max-width: 991.98px) {
    #page-topbar .navbar-brand-box {
        border-right: 0;
    }

    .page-content {
        padding-top: 1rem;
    }

    #sidebar-menu {
        padding-left: 0.55rem;
        padding-right: 0.55rem;
    }
}