/* CSS 变量系统 */
        :root {
            --primary: #4A90D9;
            --primary-hover: #357ABD;
            --primary-light: rgba(74, 144, 217, 0.15);
            --success: #4CAF50;
            --success-hover: #45a049;
            --success-light: #E8F5E9;
            --warning: #FFA726;
            --warning-light: #FFF4E5;
            --danger: #FF5F57;
            --danger-border: #E24B41;
            --danger-light: #FFF0EF;
            --macos-yellow: #FEBC2E;
            --macos-yellow-border: #E1A73E;

            --bg-primary: #f8fafc;
            --bg-secondary: #ffffff;
            --bg-tertiary: #f1f5f9;
            --bg-hover: #e2e8f0;

            --text-primary: #1a2332;
            --text-secondary: #64748b;
            --text-muted: #94a3b8;

            --border-color: #e2e8f0;
            --border-light: #f1f5f9;

            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
            --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);

            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;

            --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);

            --space-1: 4px;
            --space-2: 8px;
            --space-3: 12px;
            --space-4: 16px;
            --space-5: 20px;
            --space-6: 24px;

            --font-mono: 'SF Mono', Monaco, 'Cascadia Code', monospace;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            background: var(--bg-primary);
            padding: 0 var(--space-5) var(--space-5) var(--space-5);
            max-width: 1200px;
            margin: 0 auto;
            color: var(--text-primary);
            line-height: 1.5;
        }

        h1 {
            color: var(--text-primary);
            margin-bottom: 0;
            font-weight: 600;
            font-size: 20px;
            white-space: nowrap;
        }

        h1 a {
            color: inherit;
            text-decoration: none;
        }

        h1 a:hover {
            opacity: 0.8;
        }

        /* 顶部导航栏 */
        .header {
            position: relative;
            display: flex;
            align-items: center;
            gap: var(--space-4);
            margin-bottom: var(--space-3);
            padding: 8px var(--space-4);
            padding-right: 120px;
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border-color);
        }

        .user-info {
            position: absolute;
            right: var(--space-4);
            top: 50%;
            transform: translateY(-50%);
            z-index: 9999;
        }

        .user-name {
            display: flex;
            align-items: center;
            gap: 2px;
            font-size: 12px;
            color: var(--text-secondary);
            padding: 2px 6px;
            border-radius: var(--radius-sm);
            cursor: default;
            transition: all var(--transition-fast);
        }

        .user-info:hover .user-name {
            background: var(--bg-hover);
        }

        .user-name strong {
            color: var(--text-primary);
        }

        .user-name .dropdown-arrow {
            margin-left: 2px;
            transition: transform var(--transition-fast);
        }

        .user-info:hover .user-name .dropdown-arrow {
            transform: rotate(180deg);
        }

        .user-dropdown {
            position: absolute;
            top: 100%;
            right: 0;
            min-width: 100px;
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
            opacity: 0;
            visibility: hidden;
            transform: translateY(-4px);
            transition: all var(--transition-fast);
            z-index: 9999;
        }

        .user-info:hover .user-dropdown {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .user-dropdown-item {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 6px 10px;
            font-size: 12px;
            color: var(--text-primary);
            text-decoration: none;
            cursor: pointer;
            transition: background var(--transition-fast);
        }

        .user-dropdown-item:first-child {
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }

        .user-dropdown-item:last-child {
            border-radius: 0 0 var(--radius-md) var(--radius-md);
        }

        .user-dropdown-item:hover {
            background: var(--bg-hover);
        }

        .user-dropdown-item.danger:hover {
            background: var(--danger-light);
            color: var(--danger);
        }

        .user-dropdown-item svg {
            width: 14px;
            height: 14px;
            color: var(--text-secondary);
        }

        .user-dropdown-item.danger:hover svg {
            color: var(--danger);
        }

        .user-dropdown-divider {
            height: 1px;
            background: var(--border-color);
            margin: var(--space-1) 0;
        }

        /* 日志视图 */
        .audit-logs {
            display: none;
        }

        .audit-logs.active {
            display: block;
        }

        /* Settings 用户管理视图 */
        .settings-panel {
            display: none;
        }

        .settings-panel.active {
            display: block;
        }

        .settings-section {
            background: var(--bg-secondary);
            border-radius: var(--radius-md);
            padding: var(--space-4);
        }

        .settings-section h3 {
            margin: 0 0 var(--space-4);
            font-size: 16px;
            color: var(--text-primary);
        }

        .user-form {
            display: flex;
            gap: var(--space-2);
            margin-bottom: var(--space-4);
            flex-wrap: wrap;
        }

        .user-form input,
        .user-form select {
            padding: var(--space-2) var(--space-3);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            background: var(--bg-primary);
            color: var(--text-primary);
            font-size: 13px;
        }

        .user-form input {
            flex: 1;
            min-width: 120px;
        }

        .user-form select {
            min-width: 150px;
        }

        .add-user-btn {
            padding: var(--space-2) var(--space-4);
            background: var(--primary);
            color: white;
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            font-size: 13px;
            white-space: nowrap;
        }

        .add-user-btn:hover {
            background: var(--primary-hover);
        }

        .user-list-header {
            display: flex;
            align-items: center;
            padding: var(--space-2) var(--space-3);
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-bottom: none;
            border-radius: var(--radius-sm) var(--radius-sm) 0 0;
            font-size: 12px;
            font-weight: 600;
            color: var(--text-secondary);
        }

        .user-col-name {
            flex: 1;
        }

        .user-col-role {
            width: 80px;
            margin-right: var(--space-3);
        }

        .user-col-machines {
            width: 120px;
            margin-right: var(--space-3);
        }

        .user-col-actions {
            width: 14px;
        }

        .user-list {
            border: 1px solid var(--border-color);
            border-radius: 0 0 var(--radius-sm) var(--radius-sm);
            overflow: hidden;
        }

        .user-item {
            display: flex;
            align-items: center;
            padding: var(--space-3);
            border-bottom: 1px solid var(--border-color);
            background: var(--bg-primary);
        }

        .user-item:last-child {
            border-bottom: none;
        }

        .user-item:hover {
            background: var(--bg-hover);
        }

        .user-item-name {
            flex: 1;
            font-weight: 500;
            color: var(--text-primary);
        }

        .user-role-select {
            width: 80px;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            font-size: 12px;
            margin-right: var(--space-3);
            border: 1px solid var(--border-color);
            cursor: pointer;
            background: var(--bg-primary);
            color: var(--text-primary);
        }

        .user-role-select.admin {
            background: var(--danger-light);
            color: var(--danger);
            border-color: var(--danger);
        }

        .user-role-select.editor {
            background: var(--warning-light);
            color: var(--warning);
            border-color: var(--warning);
        }

        .user-role-select.viewer {
            background: var(--success-light);
            color: var(--success);
            border-color: var(--success);
        }

        .user-item-machines {
            width: 120px;
            font-size: 12px;
            color: var(--text-secondary);
            margin-right: var(--space-3);
        }

        .user-item-actions {
            display: flex;
            gap: var(--space-2);
        }

        .user-item-actions button:not(.btn-delete-circle) {
            padding: 4px 8px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            background: var(--bg-secondary);
            color: var(--text-secondary);
            cursor: pointer;
            font-size: 12px;
        }

        .user-item-actions button:not(.btn-delete-circle):hover {
            background: var(--bg-hover);
            color: var(--text-primary);
        }

        /* 通用圆形删除按钮 */
        .btn-delete-circle {
            width: 14px;
            height: 14px;
            padding: 0;
            background: var(--danger);
            border: 0.5px solid var(--danger-border);
            border-radius: 50%;
            cursor: pointer;
            flex-shrink: 0;
            position: relative;
            font-size: 0;
            transition: transform var(--transition-fast);
        }
        .btn-delete-circle:hover {
            transform: scale(1.2);
        }
        .btn-delete-circle::before,
        .btn-delete-circle::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 7px;
            height: 1.5px;
            background: transparent;
            transition: background var(--transition-fast);
        }
        .btn-delete-circle::before {
            transform: translate(-50%, -50%) rotate(45deg);
        }
        .btn-delete-circle::after {
            transform: translate(-50%, -50%) rotate(-45deg);
        }
        .btn-delete-circle:hover::before,
        .btn-delete-circle:hover::after {
            background: #4D0000;
        }

        /* Cron执行日志视图 */
        .cron-logs {
            display: none;
        }

        .cron-logs.active {
            display: block;
        }

        .cron-log-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--space-3);
            padding: var(--space-2) var(--space-3);
            min-height: 48px;
            background: var(--bg-tertiary);
            border-radius: var(--radius-md);
        }

        .cron-log-source {
            font-size: 13px;
            color: var(--text-secondary);
        }

        .cron-log-source code {
            background: var(--bg-hover);
            padding: 2px var(--space-2);
            border-radius: var(--radius-sm);
            font-family: var(--font-mono);
            font-size: 12px;
        }

        .refresh-btn {
            width: 32px;
            height: 32px;
            padding: 0;
            background: var(--primary);
            color: white;
            border: none;
            border-radius: 50%;
            font-size: 18px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .refresh-btn:hover {
            background: var(--primary-hover);
            transform: scale(1.1);
        }

        .refresh-btn:active {
            transform: scale(0.95);
        }

        .refresh-btn.spinning {
            animation: spin-refresh 0.6s ease-in-out;
        }

        @keyframes spin-refresh {
            from {
                transform: rotate(0deg);
            }

            to {
                transform: rotate(360deg);
            }
        }

        .cron-log-list {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: 0 0 var(--radius-md) var(--radius-md);
        }

        .cron-log-line {
            padding: var(--space-2) var(--space-4);
            border-bottom: 1px solid var(--border-light);
            font-size: 12px;
            display: flex;
            align-items: center;
            gap: var(--space-4);
        }

        .cron-log-line:last-child {
            border-bottom: none;
        }

        .cron-log-line:hover {
            background: var(--bg-tertiary);
        }

        .cron-time {
            color: var(--text-secondary);
            font-family: var(--font-mono);
            min-width: 140px;
        }

        .cron-host {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: var(--bg-tertiary);
            border-radius: var(--radius-md);
            padding: 2px 8px 2px 4px;
            color: var(--text-secondary);
            min-width: 100px;
        }

        .cron-host svg {
            width: 14px;
            height: 14px;
            opacity: 0.6;
            flex-shrink: 0;
        }

        .cron-details {
            color: var(--text-secondary);
            font-family: var(--font-mono);
            flex: 1;
            word-break: break-all;
        }

        .cron-cmd-highlight {
            color: var(--primary);
            font-weight: 500;
        }

        .cron-raw {
            color: var(--text-secondary);
            font-family: var(--font-mono);
            flex: 1;
            word-break: break-all;
        }

        .cron-log-error {
            text-align: center;
            padding: var(--space-6);
            color: var(--danger);
        }

        .audit-search {
            width: 100%;
            padding: var(--space-2) var(--space-3);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            font-size: 13px;
            outline: none;
            margin-bottom: var(--space-2);
            box-sizing: border-box;
        }

        .audit-search:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 2px rgba(74, 144, 217, 0.1);
        }

        .log-header {
            display: flex;
            gap: var(--space-4);
            padding: var(--space-2) var(--space-4);
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-bottom: none;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
            font-size: 12px;
            font-weight: 600;
            color: var(--text-secondary);
        }

        .log-col-time { min-width: 140px; }
        .log-col-user, .log-col-action { position: relative; }
        .log-col-user { min-width: 80px; }
        .log-col-action { min-width: 160px; }
        .log-col-details { flex: 1; }

        .cron-col-time { min-width: 140px; }
        .cron-col-host { min-width: 100px; }
        .cron-col-details { flex: 1; }

        .col-filter {
            font-size: 10px;
            color: var(--text-muted);
            margin-left: 4px;
            cursor: pointer;
            transition: color var(--transition-fast);
        }

        .col-filter:hover, .col-filter.active {
            color: var(--primary);
        }

        .filter-dropdown {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            margin-top: 4px;
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            min-width: 120px;
            max-height: 320px;
            overflow-y: auto;
            z-index: 100;
        }

        .filter-dropdown.show { display: block; }

        .filter-option {
            padding: 6px 12px;
            font-size: 12px;
            font-weight: normal;
            color: var(--text-primary);
            cursor: pointer;
            transition: background var(--transition-fast);
        }

        .filter-option:hover { background: var(--bg-hover); }
        .filter-option.active { background: var(--primary); color: white; }
        .filter-option.clear { color: var(--text-muted); font-style: italic; }

        .log-list {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: 0 0 var(--radius-md) var(--radius-md);
        }

        .log-item {
            padding: var(--space-2) var(--space-4);
            border-bottom: 1px solid var(--border-light);
            font-size: 12px;
            display: flex;
            gap: var(--space-4);
        }

        .log-item:last-child {
            border-bottom: none;
        }

        .log-item:hover {
            background: var(--bg-tertiary);
        }

        .log-time {
            color: var(--text-secondary);
            font-family: var(--font-mono);
            font-size: 12px;
            min-width: 140px;
        }

        .log-user {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--primary);
            font-weight: 500;
            font-size: 11px;
            padding: 2px 8px 2px 4px;
            background: var(--bg-tertiary);
            border-radius: var(--radius-md);
        }

        .log-user svg {
            width: 12px;
            height: 12px;
            opacity: 0.7;
            flex-shrink: 0;
        }

        .log-action {
            font-weight: 500;
            min-width: 120px;
        }

        .log-action.login {
            color: var(--success);
        }

        .log-action.logout {
            color: var(--text-muted);
        }

        .log-action.add,
        .log-action.create {
            color: var(--success);
        }

        .log-action.delete {
            color: var(--danger);
        }

        .log-action.update,
        .log-action.toggle,
        .log-action.save {
            color: var(--primary);
        }

        .log-details {
            color: var(--text-secondary);
            flex: 1;
            font-family: var(--font-mono);
            font-size: 12px;
            word-break: break-all;
        }

        .log-empty {
            text-align: center;
            padding: var(--space-6);
            color: var(--text-muted);
        }

        .tabs {
            display: flex;
            gap: var(--space-1);
        }

        .tab {
            padding: 8px 18px;
            border: none;
            background: transparent;
            cursor: pointer;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.3px;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            position: relative;
        }

        .tab:hover:not(.active) {
            color: var(--text-primary);
        }

        .tab::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition-fast);
            border-radius: 1px;
        }

        .tab.active {
            color: var(--primary);
            font-weight: 600;
        }

        .tab.active::after {
            width: 100%;
        }

        .tab:hover:not(.active)::after {
            width: 50%;
            background: var(--border-color);
        }

        /* 主机选择器 */
        .host-selector {
            display: flex;
            align-items: center;
            gap: var(--space-3);
            margin-left: auto;
        }

        .host-selector .selector-group {
            display: flex;
            align-items: center;
            background: var(--bg-tertiary);
            border-radius: var(--radius-md);
            padding: 4px;
            gap: 4px;
        }

        .host-selector .selector-group label {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 6px 8px;
            color: var(--text-muted);
            border-radius: var(--radius-sm);
        }

        .host-selector .selector-group label svg {
            width: 15px;
            height: 15px;
            opacity: 0.6;
        }

        .host-selector select {
            padding: 6px 30px 6px 12px;
            border: 1px solid transparent;
            border-radius: var(--radius-sm);
            background: var(--bg-primary);
            color: var(--text-primary);
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.2s ease;
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%234a90d9' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 8px center;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
            min-width: 100px;
        }

        .host-selector select:hover {
            background-color: var(--bg-secondary);
            border-color: var(--border-color);
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
        }

        .host-selector select:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 2px var(--primary-light);
        }

        .connection-status {
            display: flex;
            align-items: center;
            gap: var(--space-1);
        }

        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--text-muted);
            transition: background var(--transition-fast);
        }

        .status-dot.connected {
            background: var(--success);
            box-shadow: 0 0 4px var(--success);
        }

        .status-dot.disconnected {
            background: var(--danger);
        }

        .status-dot.checking {
            background: var(--warning);
            animation: pulse 1s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
        }

        /* 任务列表视图 */
        .task-list {
            display: none;
        }

        .task-list.active {
            display: block;
        }

        .task-card {
            background: var(--bg-secondary);
            border-radius: var(--radius-sm);
            padding: 3px var(--space-2);
            margin-bottom: 1px;
            box-shadow: var(--shadow-sm);
            display: flex;
            align-items: center;
            gap: var(--space-1);
            transition: all var(--transition-normal);
            border: 1px solid var(--border-light);
        }

        .task-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }



        .task-card .toggle {
            width: 32px;
            height: 18px;
            background: var(--text-muted);
            border-radius: 9px;
            position: relative;
            cursor: pointer;
            flex-shrink: 0;
            transition: background var(--transition-normal);
        }

        .task-card .toggle.on {
            background: var(--success);
        }

        .task-card .toggle::after {
            content: '';
            width: 14px;
            height: 14px;
            background: white;
            border-radius: 50%;
            position: absolute;
            top: 2px;
            left: 2px;
            transition: left var(--transition-normal);
            box-shadow: var(--shadow-sm);
        }

        .task-card .toggle.on::after {
            left: 16px;
        }

        .task-info {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            overflow: visible;
        }

        .task-comment {
            color: var(--text-secondary);
            font-size: 11px;
            margin-bottom: 2px;
        }

        .task-schedule {
            font-weight: 600;
            font-size: 11px;
            color: var(--text-primary);
            font-family: var(--font-mono);
        }

        .task-name-row {
            display: flex;
            align-items: center;
            margin-bottom: 2px;
        }

        .task-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }

        .task-name.editable {
            font-family: inherit;
            font-size: 14px;
            cursor: pointer;
        }

        .task-name:hover {
            opacity: 0.8;
        }

        .task-name-empty {
            color: #c8d1da;
            font-style: italic;
            font-weight: 400;
        }

        .task-name-empty:hover {
            color: var(--primary);
        }

        .task-group-label {
            color: var(--text-secondary);
            font-size: 12px;
            font-weight: 500;
            margin-left: var(--space-2);
            display: none;
            cursor: pointer;
        }

        .task-group-label:hover {
            color: var(--primary);
        }

        /* Active/Paused 模式下显示 group label */
        .task-list.flat-view .task-group-label {
            display: inline;
            font-size: 14px;
            color: #81C784;
        }
        .task-list.flat-view .task-group-label:hover {
            color: var(--success);
        }

        .task-command {
            font-family: var(--font-mono);
            font-size: 10px;
            color: var(--text-secondary);
            background: var(--bg-tertiary);
            padding: 2px var(--space-1);
            border-radius: var(--radius-sm);
            word-break: break-all;
            margin-top: 2px;
            border: 1px solid var(--border-light);
        }

        /* 原始编辑区域（在 History 内） */
        .raw-editor-section {
            margin-bottom: var(--space-5);
        }

        .code-editor {
            position: relative;
            height: 50vh;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-tertiary);
        }

        .code-editor.editing {
            background: var(--bg-secondary);
        }

        .code-editor.editing:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(74, 144, 217, 0.15);
        }

        .code-highlight,
        .code-editor textarea {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            margin: 0;
            padding: var(--space-3);
            font-family: var(--font-mono);
            font-size: 11px;
            line-height: 1.5;
            white-space: pre-wrap;
            word-wrap: break-word;
            overflow: auto;
            box-sizing: border-box;
        }

        .code-highlight {
            color: var(--text-primary);
            pointer-events: none;
            z-index: 1;
        }

        .code-editor textarea {
            background: transparent;
            color: transparent;
            caret-color: var(--text-primary);
            border: none;
            outline: none;
            resize: none;
            z-index: 2;
        }

        /* 语法高亮颜色 */
        .hl-comment {
            color: #6a9955;
        }

        .hl-schedule {
            color: #b8860b;
        }

        .hl-command {
            color: #000;
        }

        .hl-env-key {
            color: #9cdcfe;
        }

        .hl-env-value {
            color: #ce9178;
        }

        .hl-disabled {
            color: #6a9955;
            font-style: italic;
        }

        .save-btn {
            margin-top: var(--space-4);
            padding: var(--space-3) var(--space-6);
            background: var(--success);
            color: white;
            border: none;
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }

        .save-btn:hover {
            background: var(--success-hover);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        .save-btn:active {
            transform: translateY(0);
        }

        .save-btn:disabled {
            background: var(--text-muted);
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }

        /* 历史版本视图 */
        .history-view {
            display: none;
        }

        .history-view.active {
            display: block;
        }

        .history-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--space-2);
            font-weight: 600;
            font-size: 14px;
            color: var(--text-primary);
        }

        .history-header-btns {
            display: flex;
            gap: var(--space-2);
        }

        .history-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-1);
        }

        .history-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: var(--space-1) var(--space-2);
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .history-item.expanded {
            flex-direction: column;
            align-items: stretch;
        }

        .history-item-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
            cursor: pointer;
        }

        .history-item:not(.expanded):hover {
            background: var(--bg-hover);
        }

        .history-time {
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--text-secondary);
        }

        .history-user {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-left: var(--space-2);
            padding: 2px 8px 2px 4px;
            background: var(--bg-tertiary);
            border-radius: var(--radius-md);
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
            font-size: 11px;
            font-weight: 500;
            color: var(--primary);
        }

        .history-user svg {
            width: 12px;
            height: 12px;
            opacity: 0.7;
            flex-shrink: 0;
        }

        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: var(--space-1);
            margin-top: var(--space-3);
            padding: var(--space-2) 0;
        }

        .pagination:empty {
            display: none;
        }

        .page-btn {
            min-width: 32px;
            height: 32px;
            padding: 0 var(--space-2);
            border: 1px solid var(--border-color);
            background: var(--bg-secondary);
            color: var(--text-secondary);
            font-size: 13px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .page-btn:hover:not(:disabled) {
            background: var(--bg-hover);
            color: var(--text-primary);
        }

        .page-btn.active {
            background: var(--primary);
            color: white;
            border-color: var(--primary);
        }

        .page-btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }

        .page-btn.page-ellipsis {
            border-style: dashed;
            color: var(--text-muted);
        }

        .page-btn.page-ellipsis:hover {
            border-style: solid;
            color: var(--primary);
            border-color: var(--primary);
        }

        .page-info {
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0 var(--space-2);
        }

        .view-icon {
            color: var(--text-muted);
            font-size: 12px;
        }

        .history-content {
            margin-top: var(--space-2);
            font-family: var(--font-mono);
            font-size: 11px;
            white-space: pre-wrap;
            background: var(--bg-tertiary);
            padding: var(--space-2);
            border-radius: var(--radius-sm);
            max-height: 400px;
            overflow: auto;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* 消息提示 */
        .message {
            position: fixed;
            top: var(--space-5);
            right: var(--space-5);
            padding: var(--space-3) var(--space-5);
            border-radius: var(--radius-md);
            color: white;
            display: none;
            z-index: 1000;
            font-weight: 500;
            box-shadow: var(--shadow-lg);
            animation: slideIn var(--transition-normal) ease-out;
        }

        @keyframes slideIn {
            from {
                transform: translateX(100%);
                opacity: 0;
            }

            to {
                transform: translateX(0);
                opacity: 1;
            }
        }

        .message.success {
            background: var(--success);
            display: block;
        }

        .message.error {
            background: #ef4444;
            display: block;
        }

        /* 内联编辑样式 */
        .task-schedule {
            display: flex;
            gap: var(--space-2);
            align-items: center;
        }

        .editable {
            padding: 2px var(--space-1);
            border-radius: var(--radius-sm);
            cursor: pointer;
            font-family: var(--font-mono);
            font-size: 11px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
        }

        .editable:hover {
            background: rgba(74, 144, 217, 0.1);
            border-color: var(--primary);
        }

        .editable.time-field {
            min-width: 30px;
            text-align: center;
        }

        .editable.cmd-field {
            flex: 1;
            word-break: break-all;
        }

        .editable input {
            font-family: var(--font-mono);
            font-size: 12px;
            padding: 2px var(--space-1);
            border: 1px solid var(--primary);
            border-radius: var(--radius-sm);
            outline: none;
            background: var(--bg-secondary);
            box-shadow: 0 0 0 3px rgba(74, 144, 217, 0.15);
        }

        .editable input.time-input {
            width: 45px;
            text-align: center;
        }

        .editable input.cmd-input {
            width: 100%;
            min-width: 200px;
        }

        .task-actions {
            display: flex;
            flex-direction: column;
            gap: 4px;
            flex-shrink: 0;
        }

        .detail-btn {
            width: 14px;
            height: 14px;
            background: var(--primary);
            border: 0.5px solid var(--primary-hover);
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            transition: transform var(--transition-fast);
        }

        .detail-btn:hover {
            transform: scale(1.2);
            background: var(--primary-hover);
        }

        .run-btn {
            width: 14px;
            height: 14px;
            background: var(--success);
            border: 0.5px solid var(--success-hover);
            border-radius: 50%;
            cursor: pointer;
            flex-shrink: 0;
            font-size: 7px;
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            padding-left: 1px;
            transition: transform var(--transition-fast);
        }

        .run-btn:hover {
            transform: scale(1.2);
            background: var(--success-hover);
        }

        /* 无权限元素样式 */
        .no-permission {
            opacity: 0.3 !important;
            pointer-events: none !important;
            cursor: not-allowed !important;
        }
        .no-permission .toggle,
        .no-permission .group-toggle-switch {
            pointer-events: none !important;
        }

        /* 任务分组卡片 */
        .task-group {
            background: var(--bg-secondary);
            border-radius: var(--radius-sm);
            margin-bottom: var(--space-2);
            border: 1px solid var(--border-color);
            overflow: hidden;
        }

        .task-group .group-header {
            background: #f0f3f5;
            padding: 2px var(--space-2);
            min-height: 22px;
            box-sizing: border-box;
            display: flex;
            align-items: center;
            cursor: pointer;
            border-bottom: 1px solid var(--border-color);
            user-select: none;
            transition: background var(--transition-fast);
        }

        .task-group .group-header:hover {
            background: var(--bg-hover);
        }

        .group-delete-btn {
            margin-left: auto;
        }

        .task-group .group-title {
            font-weight: 600;
            font-size: 16px;
            color: var(--text-primary);
            padding: 1px var(--space-1);
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            transition: font-size var(--transition-normal), color var(--transition-normal);
        }

        .task-group.collapsed .group-title {
            font-size: 14px;
        }

        .task-group.disabled .group-title {
            color: var(--text-muted);
        }

        .task-group .group-title:hover {
            background: rgba(74, 144, 217, 0.1);
            border-color: var(--primary);
            cursor: text;
        }

        .task-group .group-title input {
            font-weight: 600;
            font-size: 13px;
            padding: 2px var(--space-1);
            border: 1px solid var(--primary);
            border-radius: var(--radius-sm);
            outline: none;
            background: var(--bg-secondary);
            width: 200px;
            box-shadow: 0 0 0 3px rgba(74, 144, 217, 0.15);
        }

        .task-group .group-count {
            font-size: 11px;
            color: var(--text-secondary);
            background: var(--border-color);
            padding: 2px var(--space-2);
            border-radius: 10px;
            font-weight: 500;
        }

        .task-group .group-toggle-switch {
            width: 36px;
            height: 20px;
            background: var(--text-muted);
            border-radius: 10px;
            position: relative;
            cursor: pointer;
            margin-right: var(--space-2);
            flex-shrink: 0;
            transition: background var(--transition-normal);
        }

        .task-group .group-toggle-switch.on {
            background: var(--success);
        }

        .task-group .group-toggle-switch.partial {
            background: var(--warning);
        }

        .task-group .group-toggle-switch::after {
            content: '';
            width: 16px;
            height: 16px;
            background: white;
            border-radius: 50%;
            position: absolute;
            top: 2px;
            left: 2px;
            transition: left var(--transition-normal);
            box-shadow: var(--shadow-sm);
        }

        .task-group .group-toggle-switch.on::after {
            left: 18px;
        }

        .task-group .group-toggle-switch.partial::after {
            left: 9px;
        }

        .task-group .group-tasks {
            padding: 3px 4px;
            max-height: 2000px;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow), opacity var(--transition-slow);
            opacity: 1;
        }

        .task-group.collapsed .group-tasks {
            max-height: 0;
            padding: 0 4px;
            opacity: 0;
        }

        .task-group .group-header {
            transition: border-bottom var(--transition-slow);
        }

        .task-group.collapsed .group-header {
            border-bottom: none;
        }

        .task-group .task-card {
            margin-bottom: var(--space-1);
            box-shadow: none;
            border: 1px solid var(--border-light);
        }

        .task-group .task-card:hover {
            background: #f1f5f9;
        }

        .task-group .task-card:last-child {
            margin-bottom: 0;
        }

        /* Flat View Mode */
        .task-list.flat-view {
            padding-top: var(--space-2);
        }

        .task-list.flat-view .task-group {
            background: transparent;
            border: none;
            box-shadow: none;
            margin-bottom: 0;
            border-radius: 0;
            overflow: visible;
        }

        .task-list.flat-view .group-header {
            display: none !important;
        }

        .task-list.flat-view .group-tasks {
            padding: 0;
            max-height: none !important;
            opacity: 1 !important;
            margin-top: 0;
            display: block !important;
        }

        .task-list.flat-view .task-card {
            margin-bottom: var(--space-1);
            box-shadow: none;
            border: 1px solid var(--border-color);
        }

        .task-list.flat-view .group-add-task-btn,
        .task-list.flat-view .group-add-form {
            display: none !important;
        }

        /* 折叠控制按钮 */
        .collapse-controls {
            display: flex;
            align-items: center;
            gap: var(--space-2);
            margin-bottom: var(--space-2);
            position: sticky;
            top: 0;
            background: linear-gradient(to bottom, var(--bg-primary), var(--bg-primary) 90%, transparent);
            padding: var(--space-1) 0 var(--space-2) 0;
            z-index: 100;
            backdrop-filter: blur(8px);
        }

        .collapse-toggle-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            height: 32px;
            width: 32px;
            padding: 0;
            background: var(--primary);
            border: 1px solid var(--primary);
            border-radius: var(--radius-sm);
            cursor: pointer;
            color: white;
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }

        .collapse-toggle-btn:hover {
            background: #2563eb;
            border-color: #2563eb;
        }

        .collapse-toggle-btn.all-collapsed {
            background: var(--success);
            border-color: var(--success);
        }

        .collapse-toggle-btn.all-collapsed:hover {
            background: #16a34a;
            border-color: #16a34a;
        }

        .collapse-toggle-btn .expand-icon {
            display: none;
        }

        .collapse-toggle-btn .collapse-icon {
            display: block;
        }

        .collapse-toggle-btn.all-collapsed .expand-icon {
            display: block;
        }

        .collapse-toggle-btn.all-collapsed .collapse-icon {
            display: none;
        }

        /* Active/Paused 模式下隐藏折叠按钮和 New Group */
        .collapse-controls.flat-mode .collapse-toggle-btn,
        .collapse-controls.flat-mode .new-group-btn {
            width: 0;
            padding: 0;
            margin: 0 calc(var(--space-2) * -0.5);
            border-color: transparent;
            opacity: 0;
            pointer-events: none;
            white-space: nowrap;
        }

        /* 搜索框 */
        .search-wrapper {
            flex: 1;
            position: relative;
            display: flex;
            align-items: center;
        }

        .search-box {
            flex: 1;
            height: 32px;
            padding: 0 36px 0 var(--space-3);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            font-size: 13px;
            outline: none;
            background: var(--bg-secondary);
            color: var(--text-primary);
            transition: all var(--transition-fast);
        }

        .search-box::placeholder {
            color: var(--text-muted);
        }

        .search-box:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(74, 144, 217, 0.15);
        }

        .case-toggle {
            position: absolute;
            right: 4px;
            height: 24px;
            padding: 0 6px;
            border: none;
            background: transparent;
            color: var(--text-muted);
            font-size: 12px;
            font-weight: 600;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .case-toggle:hover {
            background: var(--bg-hover);
            color: var(--text-secondary);
        }

        .case-toggle.active {
            background: var(--primary);
            color: white;
        }

        /* Filter Controls */
        .filter-controls {
            display: flex;
            align-items: center;
            height: 32px;
            background: var(--bg-tertiary);
            padding: 2px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            flex-shrink: 0;
        }

        .filter-btn {
            height: 100%;
            padding: 0 var(--space-3);
            border: none;
            background: transparent;
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
        }

        .filter-btn:hover {
            color: var(--text-primary);
            background: #d9dce1;
        }

        .filter-btn.active {
            background: var(--primary);
            color: white;
            box-shadow: var(--shadow-sm);
        }

        .filter-count {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 18px;
            height: 18px;
            margin-left: 6px;
            padding: 0 5px;
            font-size: 11px;
            font-weight: 600;
            border-radius: 9px;
            background: rgba(0, 0, 0, 0.12);
            color: inherit;
        }

        .filter-btn.active .filter-count {
            background: rgba(255, 255, 255, 0.25);
        }

        .filter-count:empty {
            display: none;
        }

        /* 按钮之间的分割线 */
        .filter-btn+.filter-btn {
            position: relative;
        }

        .filter-btn+.filter-btn::before {
            content: '';
            position: absolute;
            left: 0;
            top: 20%;
            height: 60%;
            width: 1px;
            background: var(--border-color);
        }

        /* active/hover 按钮旁边不显示分割线 */
        .filter-btn.active+.filter-btn::before,
        .filter-btn+.filter-btn.active::before,
        .filter-btn:hover+.filter-btn::before,
        .filter-btn+.filter-btn:hover::before {
            display: none;
        }

        /* 新建任务组按钮 */
        .new-group-btn {
            height: 32px;
            padding: 0 var(--space-3);
            background: var(--success);
            color: white;
            border: none;
            border-radius: var(--radius-md);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: var(--space-1);
            flex-shrink: 0;
            white-space: nowrap;
            overflow: hidden;
        }

        .new-group-btn:hover {
            background: var(--success-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .new-group-btn:active {
            transform: scale(0.95);
        }

        .plus-icon {
            font-size: 1.2em;
            font-weight: 700;
            line-height: 1;
        }

        /* 组内添加任务按钮 */
        .group-add-task-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 2px var(--space-2);
            margin-top: 2px;
            margin-bottom: var(--space-1);
            background: var(--bg-tertiary);
            border: 1px dashed var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-muted);
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-normal);
        }

        .group-add-task-btn:hover {
            background: rgba(76, 175, 80, 0.1);
            border-color: var(--success);
            color: var(--success);
            transform: translateY(-1px);
        }

        .group-add-task-btn:active {
            transform: scale(0.98);
        }

        /* 组内添加任务表单 */
        .group-add-form {
            display: none;
            padding: var(--space-3);
            margin-top: var(--space-2);
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            animation: fadeIn var(--transition-fast) ease-out;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(-4px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .group-add-form.active {
            display: block;
        }

        .group-add-form .mini-name-input {
            width: 100%;
            padding: var(--space-2);
            margin-bottom: var(--space-2);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 12px;
            background: var(--bg-secondary);
            color: var(--text-primary);
            transition: all var(--transition-fast);
        }

        .group-add-form .mini-name-input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 2px rgba(74, 144, 217, 0.15);
        }

        .group-add-form .mini-cron-inputs {
            display: flex;
            gap: var(--space-1);
            margin-bottom: var(--space-2);
        }

        .group-add-form .mini-cron-inputs input {
            width: 42px;
            padding: var(--space-1);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            text-align: center;
            font-family: var(--font-mono);
            font-size: 11px;
            background: var(--bg-secondary);
            color: var(--text-primary);
            transition: all var(--transition-fast);
        }

        .group-add-form .mini-cron-inputs input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 2px rgba(74, 144, 217, 0.15);
        }

        .group-add-form .mini-command-row {
            display: flex;
            gap: var(--space-2);
        }

        .group-add-form .mini-command-row input {
            flex: 1;
            padding: var(--space-2);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-family: var(--font-mono);
            font-size: 11px;
            background: var(--bg-secondary);
            color: var(--text-primary);
            transition: all var(--transition-fast);
        }

        .group-add-form .mini-command-row input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 2px rgba(74, 144, 217, 0.15);
        }

        .group-add-form .mini-add-btn {
            padding: var(--space-2) var(--space-3);
            background: var(--success);
            color: white;
            border: none;
            border-radius: var(--radius-sm);
            font-size: 11px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .group-add-form .mini-add-btn:hover {
            background: var(--success-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .group-add-form .mini-add-btn:active {
            transform: scale(0.95);
        }

        .group-add-form .mini-cancel-btn {
            height: 32px;
            padding: 0 var(--space-3);
            background: var(--bg-tertiary);
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .group-add-form .mini-cancel-btn:hover {
            background: var(--bg-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .group-add-form .mini-cancel-btn:active {
            transform: scale(0.95);
        }

        /* 新建任务组表单 */
        .new-group-form {
            display: none;
            padding: var(--space-2);
            background: var(--bg-secondary);
            border-radius: var(--radius-md);
            margin-bottom: var(--space-2);
            border: 1px solid var(--border-color);
            animation: fadeIn var(--transition-fast) ease-out;
        }

        .new-group-form.active {
            display: flex;
            gap: var(--space-2);
            align-items: center;
        }

        .new-group-form input {
            flex: 1;
            padding: var(--space-2);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 13px;
            background: var(--bg-secondary);
            color: var(--text-primary);
            transition: all var(--transition-fast);
        }

        .new-group-form input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(74, 144, 217, 0.15);
        }

        .new-group-form input::placeholder {
            color: var(--text-muted);
        }

        .new-group-form button {
            padding: var(--space-2) var(--space-3);
            border: none;
            border-radius: var(--radius-sm);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .new-group-form .create-btn {
            background: var(--success);
            color: white;
            box-shadow: var(--shadow-sm);
        }

        .new-group-form .create-btn:hover {
            background: var(--success-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .new-group-form .create-btn:active {
            transform: scale(0.95);
        }

        .new-group-form .cancel-btn {
            background: var(--bg-tertiary);
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
        }

        .new-group-form .cancel-btn:hover {
            background: var(--bg-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .new-group-form .cancel-btn:active {
            transform: scale(0.95);
        }

        /* 响应式设计 */
        /* 平板适配 */
        @media (max-width: 768px) {
            body {
                padding: var(--space-3);
            }

            h1 {
                font-size: 22px;
            }

            .header {
                flex-wrap: wrap;
                gap: var(--space-2);
            }

            .header .tabs {
                order: 3;
                width: 100%;
            }

            .host-selector {
                order: 2;
                width: 100%;
                margin-left: 0;
                padding-top: var(--space-2);
                border-top: 1px solid var(--border-color);
            }

            .collapse-controls {
                flex-wrap: wrap;
                gap: var(--space-2);
            }

            .collapse-toggle-btn {
                flex: 1;
                justify-content: center;
            }

            .search-box {
                order: -1;
                flex: 1 1 100%;
                max-width: none;
            }

            .new-group-btn {
                flex: 1;
                justify-content: center;
            }

            .task-card {
                flex-wrap: wrap;
                padding: var(--space-3);
            }

            .task-info {
                min-width: 100%;
                order: 1;
                margin-top: var(--space-2);
            }

            .new-group-form {
                flex-wrap: wrap;
            }

            .new-group-form input {
                flex: 1 1 100%;
            }

            .new-group-form button {
                flex: 1;
            }

            .group-add-form .mini-cron-inputs {
                flex-wrap: wrap;
            }

            .group-add-form .mini-cron-inputs input {
                flex: 1;
                min-width: 36px;
            }

            .group-add-form .mini-command-row {
                flex-wrap: wrap;
            }

            .group-add-form .mini-command-row input {
                flex: 1 1 100%;
                margin-bottom: var(--space-2);
            }

            .task-group .group-header {
                padding: var(--space-3);
                min-height: 50px;
            }
        }

        /* 手机适配 */
        @media (max-width: 480px) {
            body {
                padding: var(--space-2);
            }

            h1 {
                font-size: 20px;
            }

            .header {
                flex-wrap: wrap;
                gap: var(--space-2);
            }

            .header h1 {
                order: 1;
            }

            .header .user-info {
                order: 2;
            }

            .header .tabs {
                order: 3;
                width: 100%;
                flex-wrap: wrap;
            }

            .tab {
                font-size: 13px;
            }

            .collapse-controls {
                gap: var(--space-1);
            }

            .collapse-toggle-btn {
                padding: var(--space-2) var(--space-3);
                font-size: 12px;
            }

            .search-box {
                padding: var(--space-3);
                font-size: 14px;
            }

            .new-group-btn {
                padding: var(--space-2) var(--space-3);
                font-size: 12px;
            }

            .task-group {
                margin-bottom: var(--space-3);
                border-radius: var(--radius-md);
            }

            .task-group .group-header {
                gap: var(--space-2);
                padding: var(--space-2) var(--space-3);
                min-height: 44px;
            }

            .task-group .group-title {
                font-size: 14px;
                flex: 1;
                min-width: 0;
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
            }

            .task-group .group-count {
                font-size: 10px;
                flex-shrink: 0;
            }

            .task-card {
                padding: var(--space-2);
                gap: var(--space-2);
                border-radius: var(--radius-sm);
            }

            .task-name {
                font-size: 14px;
            }

            .task-schedule {
                gap: var(--space-1);
            }

            .editable.time-field {
                min-width: 28px;
                font-size: 11px;
                padding: 4px 2px;
            }

            .task-command {
                font-size: 10px;
                padding: var(--space-1);
            }

            .message {
                left: var(--space-2);
                right: var(--space-2);
                top: auto;
                bottom: var(--space-5);
                text-align: center;
            }

            .log-entry {
                flex-wrap: wrap;
                gap: var(--space-1);
                padding: var(--space-2);
            }

            .log-time,
            .log-user,
            .log-action {
                min-width: auto;
                font-size: 11px;
            }

            .log-details {
                flex: 1 1 100%;
                font-size: 11px;
                margin-top: var(--space-1);
            }

            .group-add-form {
                padding: var(--space-2) !important;
            }

            .group-add-form .mini-cron-inputs input {
                min-width: 30px;
                padding: var(--space-2);
                font-size: 12px;
            }

            .group-add-task-btn {
                padding: var(--space-2) var(--space-3);
                font-size: 12px;
            }

            .cron-tooltip {
                font-size: 11px;
                padding: var(--space-1) var(--space-2);
            }

            /* 拖拽手柄增大触摸区域 */
            .drag-handle {
                padding: var(--space-3) var(--space-2);
                font-size: 16px;
                min-width: 32px;
                min-height: 32px;
                display: flex;
                align-items: center;
                justify-content: center;
            }
        }

        /* 拖拽排序样式 - 拖影生成时的临时样式 */
        .task-group.dragging,
        .task-card.dragging {
            opacity: 0.2;
        }

        /* 拖影生成后隐藏原位置（占位符已在原位） */
        .task-group.dragging-collapsed,
        .task-card.dragging-collapsed {
            display: none !important;
        }

        /* 组拖拽目标指示器 */
        .task-group.drag-over {
            border: 2px dashed var(--primary);
            background: rgba(74, 144, 217, 0.08);
            box-shadow: inset 0 0 0 2px rgba(74, 144, 217, 0.1);
        }

        /* 任务拖拽占位符 - 真实 DOM 元素，会推开其他任务 */
        .drag-placeholder {
            border: 2px dashed var(--primary);
            border-radius: var(--radius-sm);
            background: rgba(74, 144, 217, 0.06);
            margin-bottom: var(--space-1);
            box-sizing: border-box;
            transition: height 0.15s ease-out;
            overflow: hidden;
        }

        /* 组拖拽占位符 */
        .drag-placeholder-group {
            border: 2px dashed var(--primary);
            border-radius: var(--radius-md);
            background: rgba(74, 144, 217, 0.06);
            margin-bottom: var(--space-3);
            box-sizing: border-box;
            transition: height 0.15s ease-out;
            overflow: hidden;
        }

        /* 组末尾放置区 - 与任务卡片等大 */
        .group-drop-end {
            height: 0;
            overflow: hidden;
            transition: all var(--transition-fast);
            border-radius: var(--radius-sm);
        }

        .group-drop-end.visible {
            height: 52px;
            border: 2px dashed var(--primary);
            background: rgba(74, 144, 217, 0.06);
            margin-top: var(--space-1);
        }

        .drag-handle {
            cursor: -webkit-grab;
            cursor: grab;
            padding: var(--space-2) var(--space-1);
            color: var(--text-muted);
            font-size: 14px;
            transition: color var(--transition-fast), background var(--transition-fast);
            user-select: none;
            border-radius: var(--radius-sm);
        }

        .drag-handle:hover {
            color: var(--text-secondary);
            background: var(--bg-hover);
        }

        .drag-handle:active {
            cursor: -webkit-grabbing;
            cursor: grabbing;
        }

        .task-card:not([draggable="true"]),
        .task-group:not([draggable="true"]) {
            cursor: default;
        }

        .group-drag-handle {
            margin-right: var(--space-2);
            overflow: hidden;
            transition: width 0.2s ease, opacity 0.2s ease, margin 0.2s ease;
        }

        /* 展开状态隐藏拖拽图标 */
        .task-group:not(.collapsed) .group-drag-handle {
            width: 0;
            margin-right: 0;
            opacity: 0;
        }

        /* Active/Paused 过滤视图下隐藏所有拖拽图标 */
        .flat-view .drag-handle {
            display: none;
        }

        /* Cron 时间预览 Tooltip */
        .cron-tooltip {
            position: absolute;
            bottom: calc(100% + 8px);
            left: 0;
            background: var(--text-primary);
            color: white;
            padding: var(--space-2) var(--space-3);
            border-radius: var(--radius-sm);
            font-size: 12px;
            white-space: nowrap;
            z-index: 9999;
            pointer-events: none;
            opacity: 0;
            transition: opacity var(--transition-fast);
            box-shadow: var(--shadow-lg);
        }

        .cron-tooltip::after {
            content: '';
            position: absolute;
            top: 100%;
            left: 16px;
            border: 6px solid transparent;
            border-top-color: var(--text-primary);
        }

        .task-schedule-wrapper {
            position: relative;
            display: inline-block;
            width: fit-content;
        }

        .task-schedule-wrapper:hover .cron-tooltip {
            opacity: 1;
        }

        /* :has() 选择器 + fallback 类 */
        .task-card:has(.task-schedule-wrapper:hover),
        .task-card.has-tooltip-hover {
            overflow: visible;
            z-index: 100;
        }

        .task-group:has(.task-schedule-wrapper:hover),
        .task-group.has-tooltip-hover {
            overflow: visible;
        }

        .group-tasks:has(.task-schedule-wrapper:hover),
        .group-tasks.has-tooltip-hover {
            overflow: visible;
        }

        /* 搜索高亮 */
        .search-highlight {
            background: var(--warning);
            color: var(--text-primary);
            padding: 0 2px;
            border-radius: 2px;
        }

        /* Undo 撤销提示条 */
        .undo-toast {
            position: fixed;
            bottom: var(--space-5);
            left: 50%;
            transform: translateX(-50%) translateY(100px);
            background: var(--text-primary);
            color: white;
            padding: var(--space-3) var(--space-4);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            gap: var(--space-3);
            box-shadow: var(--shadow-lg);
            z-index: 1001;
            opacity: 0;
            transition: transform var(--transition-normal), opacity var(--transition-normal);
        }

        .undo-toast.show {
            transform: translateX(-50%) translateY(0);
            opacity: 1;
        }

        .undo-toast .undo-text {
            font-size: 14px;
        }

        .undo-toast .undo-btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: var(--space-1) var(--space-3);
            border-radius: var(--radius-sm);
            cursor: pointer;
            font-weight: 500;
            font-size: 13px;
            transition: background var(--transition-fast);
        }

        .undo-toast .undo-btn:hover {
            background: var(--primary-hover);
        }

        .undo-toast .undo-timer {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-top-color: white;
            animation: spin 1s linear infinite;
        }

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

        .undo-toast .undo-countdown {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.7);
        }

        /* 版本对比弹窗 */
        .diff-modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 2000;
            justify-content: center;
            align-items: center;
        }

        .diff-modal.show {
            display: flex;
        }

        .diff-modal-content {
            background: var(--bg-primary);
            border-radius: var(--radius-lg);
            width: 90%;
            max-width: 1200px;
            max-height: 85vh;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-lg);
        }

        .diff-modal-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: var(--space-4);
            border-bottom: 1px solid var(--border-color);
            font-weight: 600;
            font-size: 16px;
        }

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

        .diff-close-btn:hover {
            color: var(--danger);
        }

        .diff-modal-body {
            display: flex;
            flex: 1;
            overflow: hidden;
            gap: var(--space-2);
            padding: var(--space-4);
        }

        .diff-panel {
            flex: 1;
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .diff-panel-header {
            display: flex;
            justify-content: space-between;
            align-items: stretch;
            background: var(--bg-tertiary);
            font-weight: 500;
            font-size: 13px;
            color: var(--text-secondary);
            overflow: hidden;
        }

        .diff-panel-header > span {
            display: flex;
            align-items: center;
            padding: var(--space-1) var(--space-2);
        }

        .diff-nav-btn {
            background: var(--primary);
            border: none;
            width: 48px;
            font-size: 16px;
            cursor: pointer;
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.15s ease;
        }

        .diff-nav-btn:hover:not(:disabled) {
            background: var(--primary-hover);
        }

        .diff-nav-btn:disabled {
            opacity: 0.4;
            cursor: not-allowed;
        }

        .diff-nav-placeholder {
            width: 48px;
        }

        /* Diff 标题切换动画 */
        .diff-title-slide {
            display: inline-block;
            transition: transform 0.2s ease, opacity 0.2s ease;
        }

        .diff-title-slide.slide-left {
            animation: slideLeft 0.3s ease;
        }

        .diff-title-slide.slide-right {
            animation: slideRight 0.3s ease;
        }

        @keyframes slideLeft {
            0% { transform: translateX(20px); opacity: 0; }
            100% { transform: translateX(0); opacity: 1; }
        }

        @keyframes slideRight {
            0% { transform: translateX(-20px); opacity: 0; }
            100% { transform: translateX(0); opacity: 1; }
        }

        .diff-content {
            flex: 1;
            margin: 0;
            padding: 0;
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-top: none;
            overflow: auto;
            overscroll-behavior: contain;
            font-family: var(--font-mono);
            font-size: 11px;
            line-height: 1.5;
            color: var(--text-primary);
        }

        .diff-line {
            padding: 0 var(--space-3);
            white-space: pre-wrap;
            word-break: break-all;
            min-height: 1.6em;
        }

        .diff-line.diff-add {
            background: rgba(46, 160, 67, 0.2);
        }

        .diff-line.diff-remove {
            background: rgba(248, 81, 73, 0.2);
        }

        .diff-line.diff-empty {
            background: var(--bg-tertiary);
        }

        /* 历史记录操作按钮 */
        .history-actions {
            display: flex;
            gap: var(--space-2);
        }

        .history-btn {
            padding: 4px 10px;
            border: none;
            border-radius: var(--radius-sm);
            font-size: 12px;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .history-btn.diff-btn {
            background: var(--primary);
            color: white;
        }

        .history-btn.diff-btn:hover {
            background: var(--primary-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .history-btn.diff-btn:active {
            transform: scale(0.95);
        }

        .history-btn.save-mode {
            background: var(--success);
        }

        .history-btn.save-mode:hover {
            background: var(--success-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .history-btn.save-mode:active {
            transform: scale(0.95);
        }

        .history-btn.cancel-edit-btn {
            background: var(--bg-tertiary);
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
        }

        .history-btn.cancel-edit-btn:hover {
            background: var(--bg-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .history-btn.cancel-edit-btn:active {
            transform: scale(0.95);
        }

        .history-btn.restore-btn {
            background: var(--warning);
            color: var(--text-primary);
        }

        .history-btn.restore-btn:hover {
            background: #e0a800;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .history-btn.restore-btn:active {
            transform: scale(0.95);
        }

        /* 帮助按钮和面板样式 */
        .help-toggle-btn {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            border: none;
            background: linear-gradient(145deg, #fff9d6, #ffe066);
            color: #cc9900;
            cursor: pointer;
            font-size: 12px;
            margin-right: 8px;
            transition: all 0.2s;
            box-shadow: 0 1px 3px rgba(204, 153, 0, 0.3);
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .help-toggle-btn:hover {
            background: linear-gradient(145deg, #ffe066, #ffd700);
            box-shadow: 0 2px 6px rgba(204, 153, 0, 0.4);
            transform: scale(1.1);
        }

        .help-toggle-btn.active {
            background: var(--primary);
            color: white;
            box-shadow: 0 2px 6px rgba(37, 99, 235, 0.4);
        }

        .edit-help-panel {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            margin: 8px 0;
            padding: 12px 16px;
            font-size: 13px;
        }

        .help-title {
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

        .help-example {
            margin-bottom: 12px;
            padding: 8px;
            background: var(--bg-secondary);
            border-radius: 4px;
        }

        .help-example:last-child {
            margin-bottom: 0;
        }

        .help-example code {
            display: block;
            font-family: var(--font-mono);
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .help-desc {
            display: block;
            margin-top: 4px;
            color: var(--text-muted);
            font-size: 12px;
        }

        /* ===== At Jobs 面板样式 ===== */
        .at-jobs-panel {
            display: none;
        }

        .at-jobs-panel.active {
            display: block;
        }

        .at-jobs-header {
            display: flex;
            align-items: center;
            gap: var(--space-3);
            padding: var(--space-3) var(--space-4);
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md) var(--radius-md) 0 0;
            font-weight: 500;
        }

        .at-jobs-header > span:first-child {
            margin-right: auto;
        }

        /* AT Jobs 筛选区域 - 分隔编辑模块与表格 */
        .at-filter-section {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--space-3) 0;
            margin-top: var(--space-3);
            background: var(--bg-primary);
        }

        /* AT Jobs 筛选按钮组 - 与 Tasks 的 filter-controls 一致 */
        .at-filter-group {
            display: inline-flex;
            align-items: center;
            height: 32px;
            background: var(--bg-tertiary);
            padding: 2px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            flex-shrink: 0;
        }

        .at-filter-btn {
            height: 100%;
            padding: 0 var(--space-3);
            border: none;
            background: transparent;
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
        }

        .at-filter-btn:hover {
            color: var(--text-primary);
            background: #d9dce1;
        }

        .at-filter-btn.active {
            background: var(--primary);
            color: white;
            box-shadow: var(--shadow-sm);
        }

        .at-filter-btn + .at-filter-btn {
            position: relative;
        }

        .at-filter-btn + .at-filter-btn::before {
            content: '';
            position: absolute;
            left: 0;
            top: 20%;
            height: 60%;
            width: 1px;
            background: var(--border-color);
        }

        .at-filter-btn.active + .at-filter-btn::before,
        .at-filter-btn + .at-filter-btn.active::before,
        .at-filter-btn:hover + .at-filter-btn::before,
        .at-filter-btn + .at-filter-btn:hover::before {
            display: none;
        }

        .at-job-form {
            padding: var(--space-4);
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-top: none;
            border-radius: 0 0 var(--radius-md) var(--radius-md);
        }

        /* 模板表单显示时，创建表单不需要底部圆角 */
        .at-job-form.template-form {
            border-radius: 0;
            padding: var(--space-2) 30px var(--space-2) var(--space-2);
        }

        .at-job-form.template-form + .at-job-form {
            border-radius: 0 0 var(--radius-md) var(--radius-md);
        }

        .at-job-form.no-permission {
            opacity: 0.6;
            pointer-events: none;
        }

        .at-job-form-row {
            display: flex;
            gap: var(--space-3);
            margin-bottom: var(--space-3);
            align-items: flex-end;
        }

        .at-job-form-row:last-child {
            margin-bottom: 0;
        }

        .at-time-group,
        .at-command-group {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: var(--space-1);
        }

        .at-time-group {
            flex-direction: row;
            align-items: center;
            gap: var(--space-2);
            flex-wrap: wrap;
        }

        .at-command-group {
            flex-direction: row;
            align-items: flex-start;
            gap: var(--space-2);
            flex-wrap: wrap;
        }

        .at-command-group label {
            padding-top: var(--space-2);
        }

        .at-job-form label {
            font-size: 12px;
            color: var(--text-secondary);
            white-space: nowrap;
        }

        .at-job-form select,
        .at-job-form input,
        .at-job-form textarea {
            padding: var(--space-2) var(--space-3);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 13px;
            background: var(--bg-secondary);
            color: var(--text-primary);
        }

        /* 时间相关输入框固定高度，避免 Time Today 行高不一致 */
        .at-job-form select,
        .at-job-form input[type="time"],
        .at-job-form input[type="datetime-local"],
        .at-job-form input[type="number"] {
            height: 32px;
            padding: 0 var(--space-3);
            box-sizing: border-box;
        }

        .at-job-form select {
            min-width: 120px;
        }

        .at-job-form input,
        .at-job-form textarea {
            flex: 1;
            min-width: 200px;
        }

        .at-job-form textarea {
            resize: none;
            min-height: 32px;
            font-family: inherit;
            overflow: hidden;
            line-height: 1.4;
            box-sizing: border-box;
        }

        .at-job-form input[type="datetime-local"],
        .at-job-form input[type="time"],
        .at-job-form input[type="number"] {
            flex: none;
            width: auto;
            min-width: auto;
        }

        .at-job-form select:focus,
        .at-job-form input:focus,
        .at-job-form textarea:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 2px var(--primary-light);
        }

        .at-create-btn {
            height: 32px;
            padding: 0 var(--space-3);
            background: var(--success);
            color: white;
            border: none;
            border-radius: var(--radius-md);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .at-create-btn:hover {
            background: var(--success-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .at-create-btn:active {
            transform: scale(0.95);
        }

        .at-job-list-header {
            display: grid;
            grid-template-columns: 70px 1fr 130px 130px 60px;
            gap: var(--space-3);
            padding: var(--space-2) var(--space-4);
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md) var(--radius-md) 0 0;
            font-size: 11px;
            font-weight: 600;
            color: var(--text-secondary);
            text-transform: uppercase;
        }

        .at-job-list {
            border: 1px solid var(--border-color);
            border-top: none;
            background: var(--bg-secondary);
            min-height: 100px;
            border-radius: 0 0 var(--radius-md) var(--radius-md);
        }

        /* 有分页时列表不需要底部圆角 */
        .at-job-list:has(+ .at-job-pagination:not(:empty)) {
            border-radius: 0;
        }

        .at-job-item {
            border-bottom: 1px solid var(--border-light);
        }

        .at-job-item:last-child {
            border-bottom: none;
        }

        .at-job-row {
            display: grid;
            grid-template-columns: 70px 1fr 130px 130px 60px;
            gap: var(--space-3);
            padding: var(--space-3) var(--space-4);
            align-items: center;
            cursor: pointer;
            transition: background var(--transition-fast);
        }

        .at-job-row:hover {
            background: var(--bg-hover);
        }

        /* 分页样式 */
        .at-job-pagination {
            display: flex;
            justify-content: center;
            gap: var(--space-1);
            padding: var(--space-3);
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-top: none;
            border-radius: 0 0 var(--radius-md) var(--radius-md);
        }

        .at-job-pagination:empty {
            display: none;
        }

        .at-col-expand {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .at-col-expand .expand-arrow {
            transition: transform var(--transition-fast);
            color: var(--text-muted);
        }

        .at-job-item.expanded .expand-arrow {
            transform: rotate(90deg);
        }

        /* 任务详情展开区域 */
        .at-job-detail {
            display: none;
            padding: 0 var(--space-4) var(--space-3) calc(20px + var(--space-3) + var(--space-4));
            background: var(--bg-tertiary);
        }

        .at-job-item.expanded .at-job-detail {
            display: block;
        }

        .at-job-command {
            margin: 0;
            padding: var(--space-3);
            background: var(--bg-primary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-family: var(--font-mono);
            font-size: 12px;
            white-space: pre-wrap;
            word-break: break-all;
            color: var(--text-primary);
        }

        .at-job-detail-loading,
        .at-job-detail-error {
            font-size: 12px;
            color: var(--text-muted);
            font-style: italic;
        }

        .at-job-detail-error {
            color: var(--danger);
        }

        .at-col-status {
            font-size: 12px;
            font-weight: 500;
        }

        .at-col-status.status-pending {
            color: var(--primary);
        }

        .at-col-status.status-executed {
            color: var(--success);
        }

        .at-col-status.status-cancelled {
            color: var(--text-muted);
        }

        .at-col-command {
            font-family: var(--font-mono);
            font-size: 12px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .at-col-scheduled,
        .at-col-executed {
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--text-secondary);
        }

        .at-col-actions {
            display: flex;
            gap: var(--space-2);
            justify-content: flex-end;
        }

        .at-delete-btn {
            width: 24px;
            height: 24px;
            padding: 0;
            background: transparent;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-size: 16px;
            line-height: 1;
            cursor: pointer;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .at-delete-btn:hover {
            background: var(--danger-light);
            border-color: var(--danger);
            color: var(--danger);
        }

        .at-delete-btn.no-permission {
            opacity: 0.5;
            cursor: not-allowed;
        }

        /* ===== At Job Templates 样式 ===== */
        .at-template-bar {
            display: flex;
            align-items: flex-start;
            gap: var(--space-2);
            padding: var(--space-2) var(--space-4);
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md) var(--radius-md) 0 0;
            flex-wrap: wrap;
        }

        .at-template-label {
            font-size: 12px;
            color: var(--text-secondary);
            white-space: nowrap;
            padding-top: var(--space-1);
        }

        .at-template-list {
            display: flex;
            gap: var(--space-2);
            flex: 1;
            flex-wrap: wrap;
        }

        .at-template-btn {
            padding: var(--space-1) var(--space-2);
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 12px;
            color: var(--text-primary);
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }

        .at-template-btn:hover {
            background: var(--primary-light);
            border-color: var(--primary);
            color: var(--primary);
        }

        .at-template-btn.editing {
            background: var(--success-light);
            border-color: var(--success);
            color: var(--success);
        }

        /* 编辑图标 - 在按钮内部 */
        .at-template-edit {
            margin-left: 6px;
            opacity: 0.5;
            transition: opacity var(--transition-fast);
        }

        .at-template-btn:hover .at-template-edit {
            opacity: 1;
        }

        .at-template-add-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: var(--space-1) var(--space-2);
            background: var(--bg-tertiary);
            border: 1px dashed var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-muted);
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-normal);
            white-space: nowrap;
        }

        .at-template-add-btn:hover {
            background: rgba(76, 175, 80, 0.1);
            border-color: var(--success);
            color: var(--success);
            transform: translateY(-1px);
        }

        .at-template-add-btn:active {
            transform: scale(0.98);
        }

        .at-template-add-btn.no-permission {
            opacity: 0.5;
            cursor: not-allowed;
        }

        .template-empty {
            font-size: 12px;
            color: var(--text-muted);
            font-style: italic;
        }

        /* Template edit form */
        .template-form {
            position: relative;
        }

        .template-form .template-form-content {
            background: #F1F5F9;
            border-radius: var(--radius-md);
            padding: var(--space-3);
        }

        .template-form .template-delete-btn {
            position: absolute;
            right: 9px;
            top: 0;
            bottom: 0;
            margin: auto 0;
            height: 14px;
        }

        .template-form .at-create-btn {
            height: 32px;
            padding: 0 var(--space-3);
            background: var(--success);
            color: white;
            border: none;
            border-radius: var(--radius-md);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .template-form .at-create-btn:hover {
            background: var(--success-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .template-form .at-create-btn:active {
            transform: scale(0.95);
        }

        .template-form .template-cancel-btn {
            height: 32px;
            padding: 0 var(--space-3);
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .template-form .template-cancel-btn:hover {
            background: var(--bg-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .template-form .template-cancel-btn:active {
            transform: scale(0.95);
        }

        /* ===== At Jobs Tab 切换样式 ===== */
        .at-tabs {
            display: flex;
            gap: var(--space-2);
            margin-left: auto;
            margin-right: var(--space-3);
        }

        .at-tab {
            padding: var(--space-1) var(--space-3);
            background: transparent;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 12px;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .at-tab:hover {
            background: var(--bg-hover);
            color: var(--text-primary);
        }

        .at-tab.active {
            background: var(--primary);
            border-color: var(--primary);
            color: white;
        }

        .at-tab-content {
            display: none;
        }

        .at-tab-content.active {
            display: block;
        }

        .at-cleanup-btn {
            margin-left: auto;
            padding: var(--space-1) var(--space-3);
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            font-size: 12px;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .at-cleanup-btn:hover {
            background: var(--warning-light);
            border-color: var(--warning);
            color: var(--warning);
        }

        .at-cleanup-btn.no-permission {
            opacity: 0.5;
            cursor: not-allowed;
        }

        /* 无障碍：减少动画（针对前庭敏感用户） */
        @media (prefers-reduced-motion: reduce) {
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }