/* ============================================================
   BI 看板中心 v1.0 - 样式表
   暗色主题，支持登录 + 侧栏导航 + iframe 嵌入
   ============================================================ */

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

:root {
    --bg-primary: #0f1117;
    --bg-secondary: #161822;
    --bg-card: #1c1f2e;
    --bg-hover: #252836;
    --bg-input: #1e2130;
    --bg-sidebar: #13151f;
    --border: #2a2d3d;
    --border-light: #353850;

    --text-primary: #e4e6f0;
    --text-secondary: #8b8fa8;
    --text-muted: #5a5e72;

    --accent: #4a6cf7;
    --accent-light: #6b89ff;
    --accent-bg: rgba(74, 108, 247, 0.1);
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #38bdf8;

    --radius: 8px;
    --radius-lg: 12px;
    --transition: 0.2s ease;

    --sidebar-width: 240px;
    --sidebar-collapsed: 60px;
    --header-height: 52px;
}

/* ── Light Theme Override ── */
[data-theme="light"] {
    --bg-primary: #f5f6fa;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-hover: #f0f1f5;
    --bg-input: #f0f1f5;
    --bg-sidebar: #eef0f5;
    --border: #dde0e6;
    --border-light: #e8eaf0;

    --text-primary: #1a1d2e;
    --text-secondary: #5a5e72;
    --text-muted: #9a9eb0;

    --accent: #4a6cf7;
    --accent-light: #3b5de7;
    --accent-bg: rgba(74, 108, 247, 0.08);
    --success: #16a34a;
    --warning: #d97706;
    --danger: #dc2626;
    --info: #0ea5e9;
}

html, body {
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    overflow: hidden;
}

/* ============================================================
   登录页面
   ============================================================ */

.login-container {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f1117 0%, #1a1d2e 50%, #0f1117 100%);
    position: relative;
    overflow: hidden;
}

.login-container::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(74,108,247,0.08) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    border-radius: 50%;
}

.login-container::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(34,197,94,0.06) 0%, transparent 70%);
    bottom: -80px;
    left: -80px;
    border-radius: 50%;
}

.login-card {
    position: relative;
    z-index: 1;
    width: 400px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4), 0 0 0 1px rgba(74,108,247,0.08);
    animation: cardSlideIn 0.4s ease-out;
}

@keyframes cardSlideIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--accent), #6366f1);
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
    box-shadow: 0 4px 16px rgba(74,108,247,0.3);
}

.login-header h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.login-subtitle {
    font-size: 13px;
    color: var(--text-secondary);
}

.login-form .form-group {
    margin-bottom: 18px;
}

.login-form label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    font-weight: 500;
}

.login-form input {
    width: 100%;
    padding: 11px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: border-color var(--transition);
}

.login-form input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(74,108,247,0.15);
}

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

.form-error {
    background: rgba(239,68,68,0.1);
    color: var(--danger);
    padding: 10px 14px;
    border-radius: var(--radius);
    font-size: 13px;
    margin-bottom: 16px;
    border: 1px solid rgba(239,68,68,0.2);
}

.btn-login {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--accent), #6366f1);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    box-shadow: 0 2px 8px rgba(74,108,247,0.25);
}

.btn-login:hover {
    background: linear-gradient(135deg, var(--accent-light), #818cf8);
    box-shadow: 0 4px 14px rgba(74,108,247,0.4);
    transform: translateY(-1px);
}

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

.btn-loading {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-loading::before {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

.login-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 12px;
    color: var(--text-muted);
}

/* ============================================================
   主页面布局
   ============================================================ */

.main-container {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* ---- 头部导航 ---- */
.main-header {
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
    z-index: 50;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-toggle {
    width: 32px; height: 32px;
    display: flex; align-items: center; justify-content: center;
    border: 1px solid transparent;
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition);
}

.sidebar-toggle:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--border);
}

.header-brand {
    display: flex; align-items: center; gap: 8px;
}

.brand-logo {
    width: 30px; height: 30px;
    background: linear-gradient(135deg, var(--accent), #6366f1);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; font-weight: 800; color: #fff;
}

.brand-title {
    font-size: 16px; font-weight: 700; color: var(--text-primary);
}

.header-center {
    flex: 1;
    text-align: center;
}

.current-title-text {
    font-size: 14px; color: var(--text-secondary);
}

.current-title-text.return-btn {
    display: inline-block; cursor: pointer;
    padding: 5px 14px; border: 1px solid var(--border);
    border-radius: 6px; background: var(--bg-input);
    color: var(--text-primary); font-size: 13px;
    transition: all var(--transition);
    vertical-align: middle;
}

.current-title-text.return-btn:hover {
    border-color: var(--accent); color: var(--accent-light);
}

.btn-report-inline {
    display: inline-flex; align-items: center; gap: 4px;
    margin-left: 8px; padding: 5px 12px;
    border: 1px solid var(--border); border-radius: 6px;
    background: var(--bg-input);
    font-size: 12px; color: var(--text-secondary);
    cursor: pointer; transition: all var(--transition);
    vertical-align: middle;
}

.btn-report-inline:hover {
    background: var(--accent); color: #fff; border-color: var(--accent);
}

.btn-report-inline.active {
    background: var(--accent); color: #fff; border-color: var(--accent);
}

.header-right {
    display: flex; align-items: center; gap: 12px;
}

.user-info {
    display: flex; align-items: center; gap: 8px;
}

.user-avatar {
    width: 30px; height: 30px;
    background: rgba(74,108,247,0.2);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 600; color: var(--accent);
}

.user-name {
    font-size: 13px; color: var(--text-primary); font-weight: 500;
}

.user-role {
    font-size: 11px;
    background: rgba(74,108,247,0.15);
    color: var(--accent-light);
    padding: 2px 8px; border-radius: 10px;
}

.btn-logout {
    width: 32px; height: 32px;
    display: flex; align-items: center; justify-content: center;
    border: 1px solid transparent;
    border-radius: 6px;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition);
}

.btn-logout:hover {
    background: rgba(239,68,68,0.1);
    color: var(--danger);
    border-color: rgba(239,68,68,0.2);
}

.btn-theme {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 10px; border-radius: var(--radius);
    background: transparent; border: 1px solid var(--border);
    color: var(--text-secondary); font-size: 13px;
    cursor: pointer; transition: all var(--transition);
}
.btn-theme:hover {
    background: var(--accent-bg);
    color: var(--accent);
    border-color: var(--accent);
}

/* ---- 主体区域 ---- */
.main-body {
    flex: 1;
    display: flex;
    overflow: hidden;
}

/* ---- 侧边栏 ---- */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    transition: width var(--transition);
    flex-shrink: 0;
    overflow: hidden;
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed);
}

.sidebar-section {
    flex: 1;
    overflow-y: auto;
    padding: 12px 0;
}

.sidebar-section::-webkit-scrollbar {
    width: 3px;
}
.sidebar-section::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 2px;
}

.sidebar-section-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 16px 10px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.btn-add-dashboard {
    width: 24px; height: 24px;
    display: flex; align-items: center; justify-content: center;
    border: 1px solid transparent;
    border-radius: 4px;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition);
}

.btn-add-dashboard:hover {
    background: var(--bg-hover);
    color: var(--accent);
    border-color: var(--border);
}

/* ---- 看板列表 ---- */
.dashboard-list {
    list-style: none;
    padding: 0 8px;
}

.dashboard-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    margin-bottom: 2px;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
    color: var(--text-secondary);
    font-size: 13px;
    position: relative;
}

.dashboard-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.dashboard-item.active {
    background: var(--accent-bg);
    color: var(--accent-light);
    font-weight: 500;
}

.dashboard-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 20px;
    background: var(--accent);
    border-radius: 0 3px 3px 0;
}

.dashboard-item .db-icon {
    width: 32px; height: 32px;
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    color: var(--text-secondary);
    background: rgba(74,108,247,0.1);
}

.dashboard-item.active .db-icon {
    background: rgba(74,108,247,0.2);
    color: var(--accent-light);
}

.dashboard-item .db-info {
    flex: 1;
    min-width: 0;
}

.dashboard-item .db-name {
    font-size: 13px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dashboard-item .db-id {
    font-size: 11px;
    color: var(--text-muted);
    margin-left: 6px;
    font-family: Consolas, monospace;
}

.dashboard-item .db-url {
    font-size: 11px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dashboard-item .db-actions {
    display: none;
    gap: 2px;
}

.dashboard-item:hover .db-actions {
    display: flex;
}

.dashboard-item .db-edit,
.dashboard-item .db-delete {
    width: 24px; height: 24px;
    display: flex; align-items: center; justify-content: center;
    border: none; border-radius: 4px;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition);
    font-size: 14px;
}

.dashboard-item .db-edit:hover {
    background: var(--bg-hover);
    color: var(--accent);
}

.dashboard-item .db-delete:hover {
    background: rgba(239,68,68,0.1);
    color: var(--danger);
}

.skeleton {
    color: var(--text-muted) !important;
    cursor: default !important;
}

/* ---- 侧栏分组标题 ---- */
.sidebar-group {
    margin-bottom: 4px;
}

.sidebar-group-header {
    display: flex; align-items: center; gap: 6px;
    padding: 6px 14px 4px;
    font-size: 11px; font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    cursor: pointer;
    user-select: none;
    transition: color var(--transition);
}

.sidebar-group-header:hover {
    color: var(--text-secondary);
}

.sidebar-group-header .group-arrow {
    width: 14px; height: 14px;
    display: flex; align-items: center; justify-content: center;
    transition: transform 0.2s;
    font-size: 10px;
}

.sidebar-group-header.collapsed .group-arrow {
    transform: rotate(-90deg);
}

.sidebar-group-items {
    overflow: hidden;
    transition: max-height 0.25s ease;
}

.sidebar-group-items .dashboard-item {
    padding-left: 20px;
}

/* ---- 折叠侧栏中的分组 ---- */
.sidebar.collapsed .sidebar-group-header {
    justify-content: center; padding: 8px 0 4px;
    font-size: 10px; letter-spacing: 0;
}

.sidebar.collapsed .sidebar-group-header .group-label,
.sidebar.collapsed .sidebar-group-header .group-arrow,
.sidebar.collapsed .sidebar-group-items {
    display: none;
}

/* 权限模式标签 */
.perm-mode-tabs {
    display: flex; gap: 4px;
    background: var(--bg-input); border-radius: 6px;
    padding: 3px; margin-bottom: 8px;
}

.perm-mode-tab {
    padding: 5px 14px; border-radius: 5px;
    font-size: 12px; color: var(--text-secondary);
    cursor: pointer; transition: all var(--transition);
    user-select: none;
}

.perm-mode-tab:hover { color: var(--text-primary); }

.perm-mode-tab.active {
    background: var(--accent); color: #fff; font-weight: 600;
}

.perm-groups-section {
    margin-bottom: 6px;
}

/* 分组输入行 */
.group-input-row input {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: border-color var(--transition);
}

.group-input-row input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(74,108,247,0.15);
}

/* 折叠态侧边栏 */
.sidebar.collapsed .sidebar-section-title span,
.sidebar.collapsed .db-info,
.sidebar.collapsed .db-actions,
.sidebar.collapsed .sidebar-footer .conn-text {
    display: none;
}
.sidebar.collapsed .db-id {
    display: inline;
}

.sidebar.collapsed .dashboard-item {
    justify-content: center;
    padding: 12px 0;
}

.sidebar.collapsed .sidebar-section-title {
    justify-content: center;
    padding: 6px 0 10px;
}

.sidebar.collapsed .sidebar-footer {
    justify-content: center;
}

/* 侧栏底部 */
.sidebar-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border);
}

.connection-status {
    display: flex; align-items: center; gap: 6px;
    font-size: 11px;
}

.conn-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--text-muted);
}

.conn-dot.online {
    background: var(--success);
}

.conn-dot.offline {
    background: var(--danger);
}

.conn-text {
    color: var(--text-muted);
}

/* ---- 主内容区 ---- */
.content {
    flex: 1;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.empty-state {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

.empty-icon {
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-text {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.empty-hint {
    font-size: 13px;
}

/* ---- iframe 容器 ---- */
.iframe-container {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    background: #fff;
}

.iframe-status-bar {
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 12px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.iframe-url {
    font-size: 12px;
    color: var(--text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-right: 8px;
}

.iframe-actions {
    display: flex; gap: 4px; flex-shrink: 0;
}

.btn-iframe-action {
    width: 28px; height: 28px;
    display: flex; align-items: center; justify-content: center;
    border: 1px solid transparent;
    border-radius: 4px;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition);
}

.btn-iframe-action:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--border);
}

.iframe-loading {
    position: absolute;
    inset: 36px 0 0 0;
    background: var(--bg-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 14px;
    color: var(--text-secondary);
    z-index: 2;
    transition: opacity 0.3s;
}

.loading-spinner {
    width: 32px; height: 32px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

#dashboardIframe {
    flex: 1;
    border: none;
    width: 100%;
    opacity: 0;
    transition: opacity 0.3s;
}

#dashboardIframe.loaded {
    opacity: 1;
}

/* ============================================================
   弹窗
   ============================================================ */

.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.15s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-dialog {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 480px;
    box-shadow: 0 12px 48px rgba(0,0,0,0.5);
    overflow: hidden;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}

.modal-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close-btn {
    width: 28px; height: 28px;
    display: flex; align-items: center; justify-content: center;
    border: none; border-radius: 4px;
    background: transparent;
    color: var(--text-muted);
    font-size: 20px;
    cursor: pointer;
    transition: all var(--transition);
}

.modal-close-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.modal-body {
    padding: 20px;
}

.modal-body .form-group {
    margin-bottom: 16px;
}

.modal-body label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    font-weight: 500;
}

.modal-body .form-row-2 {
    display: flex; gap: 10px;
}

.modal-body .form-group-sm {
    flex: 1; margin-bottom: 10px;
}

.modal-body .form-group-sm label {
    font-size: 12px; color: var(--text-muted); margin-bottom: 3px;
}

.modal-body .form-group-sm input {
    padding: 7px 10px; font-size: 13px;
}

.form-fieldset {
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px 14px 6px;
    margin-top: 14px;
}

.form-fieldset legend {
    font-size: 12px; color: var(--text-muted);
    padding: 0 6px;
}

.btn-fill-last {
    font-size: 11px; padding: 2px 8px;
    border: 1px solid var(--border); border-radius: 4px;
    background: var(--bg-input); color: var(--accent-light);
    cursor: pointer; margin-left: 8px; transition: all var(--transition);
}
.btn-fill-last:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

.form-remember {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 12px;
}

.checkbox-label {
    display: flex !important; align-items: center; gap: 6px;
    cursor: pointer; font-size: 13px; color: var(--text-muted);
}

.checkbox-label input[type="checkbox"] {
    accent-color: var(--accent); width: 15px; height: 15px; cursor: pointer;
}

.clear-remember {
    font-size: 12px; color: var(--text-muted); cursor: pointer;
    display: none; transition: color var(--transition);
}
.clear-remember:hover { color: var(--danger); }

.modal-body .required {
    color: var(--danger);
}

.modal-body input[type="text"],
.modal-body input[type="url"],
.modal-body textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: border-color var(--transition);
    font-family: inherit;
    resize: vertical;
}

.modal-body input:focus,
.modal-body textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(74,108,247,0.15);
}

.modal-body input::placeholder,
.modal-body textarea::placeholder {
    color: var(--text-muted);
}

/* 图标选择器 */
.icon-selector {
    display: flex; gap: 10px; flex-wrap: wrap;
}

.icon-option {
    width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
    color: var(--text-muted);
    background: var(--bg-input);
}

.icon-option:hover {
    border-color: var(--accent-light);
    color: var(--text-secondary);
    background: var(--bg-hover);
}

.icon-option.selected {
    border-color: var(--accent);
    color: var(--accent-light);
    background: var(--accent-bg);
    box-shadow: 0 0 0 2px rgba(74,108,247,0.2);
}

.modal-actions {
    display: flex; gap: 10px; justify-content: flex-end;
    margin-top: 20px;
}

.btn-cancel {
    padding: 9px 20px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: transparent;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-cancel:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.btn-save {
    padding: 9px 24px;
    background: linear-gradient(135deg, var(--accent), #6366f1);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-save:hover {
    background: linear-gradient(135deg, var(--accent-light), #818cf8);
    box-shadow: 0 2px 10px rgba(74,108,247,0.3);
}

/* ============================================================
   Toast 提示
   ============================================================ */

.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 12px 18px;
    border-radius: var(--radius);
    font-size: 13px;
    color: #fff;
    animation: toastIn 0.3s ease-out;
    box-shadow: 0 4px 16px rgba(0,0,0,0.3);
    max-width: 360px;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

.toast-success {
    background: var(--success);
}

.toast-error {
    background: var(--danger);
}

.toast-info {
    background: var(--accent);
}

/* ============================================================
   管理中心（管理员专属）
   ============================================================ */

.btn-admin {
    display: flex; align-items: center; gap: 6px;
    padding: 6px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: transparent;
    color: var(--accent-light);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-admin:hover {
    background: var(--accent-bg);
    border-color: var(--accent);
}

.modal-admin {
    max-width: 640px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
}

.modal-admin .modal-body {
    overflow-y: auto;
    flex: 1;
}

/* Admin Tabs */
.admin-tabs {
    display: flex; gap: 4px;
    background: var(--bg-input); border-radius: 8px;
    padding: 3px; margin-bottom: 16px;
}

.admin-tab {
    padding: 6px 16px; border-radius: 6px;
    font-size: 13px; color: var(--text-secondary);
    cursor: pointer; transition: all var(--transition);
    user-select: none;
}

.admin-tab:hover { color: var(--text-primary); }

.admin-tab.active {
    background: var(--accent); color: #fff; font-weight: 600;
}

/* Admin Table */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.admin-table th {
    background: var(--bg-secondary); color: var(--text-secondary);
    font-weight: 500; padding: 10px 12px; text-align: left;
    border-bottom: 2px solid var(--border); white-space: nowrap;
}

.admin-table td {
    padding: 10px 12px; border-bottom: 1px solid var(--border);
    color: var(--text-primary); white-space: nowrap;
}

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

.admin-table .perm-badge {
    display: inline-block;
    padding: 2px 10px; border-radius: 12px;
    font-size: 12px; font-weight: 500;
}

.perm-badge.all {
    background: rgba(34,197,94,0.15);
    color: var(--success);
}

.perm-badge.limited {
    background: rgba(245,158,11,0.15);
    color: var(--warning);
}

.perm-badge.none {
    background: rgba(239,68,68,0.1);
    color: var(--danger);
}

.admin-table .btn-sm {
    padding: 4px 10px; border: 1px solid var(--border);
    border-radius: 4px; background: transparent;
    color: var(--text-secondary); font-size: 12px;
    cursor: pointer; transition: all var(--transition);
    margin-right: 4px;
}

.admin-table .btn-sm:hover {
    background: var(--bg-hover); color: var(--text-primary);
    border-color: var(--accent);
}

.admin-table .btn-sm.danger:hover {
    border-color: var(--danger); color: var(--danger);
    background: rgba(239,68,68,0.1);
}

/* Checkbox Group */
.checkbox-group {
    display: flex; flex-direction: column; gap: 4px;
    max-height: 200px; overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 8px;
    background: var(--bg-input);
}

.checkbox-item {
    display: flex; align-items: center; gap: 8px;
    padding: 6px 8px; border-radius: 4px;
    font-size: 13px; color: var(--text-secondary);
    cursor: pointer; transition: background var(--transition);
}

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

.checkbox-item input[type="checkbox"] {
    accent-color: var(--accent);
    width: 15px; height: 15px;
    cursor: pointer;
}

.form-hint {
    font-size: 12px; color: var(--text-muted);
    margin-top: 6px;
}

/* ── 报表模式 v2 ── */
.report-toolbar {
    display: flex; align-items: center; gap: 10px; flex-shrink: 0;
    padding: 8px 16px; background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.report-toolbar-title {
    font-size: 13px; font-weight: 600; color: var(--text-primary);
    white-space: nowrap;
}

.report-toolbar .sep {
    width: 1px; height: 18px; background: var(--border);
}

.report-toolbar label {
    font-size: 11px; color: var(--text-muted); white-space: nowrap;
}

.report-toolbar select {
    padding: 4px 22px 4px 8px; border-radius: 4px;
    border: 1px solid var(--border); background: var(--bg-input);
    color: var(--text-primary); font-size: 12px; cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10'%3E%3Cpath fill='%2386909c' d='M2 3.5l3 3 3-3'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 6px center;
}

.report-toolbar select:hover { border-color: var(--accent); }

.btn-mode {
    padding: 4px 12px; border: 1px solid var(--accent);
    border-radius: 14px; background: transparent;
    color: var(--accent-light); font-size: 12px;
    cursor: pointer; transition: all var(--transition);
}

.btn-mode:hover, .btn-mode.active {
    background: var(--accent); color: #fff;
}

.mode-toggle {
    display: flex; background: var(--bg-input);
    border-radius: 6px; border: 1px solid var(--border); overflow: hidden;
}
.mode-toggle button {
    padding: 5px 12px; border: none; background: transparent;
    color: var(--text-muted); font-size: 12px; cursor: pointer; white-space: nowrap;
}
.mode-toggle button.active { background: var(--accent); color: #fff; }
.mode-toggle button:hover:not(.active) { color: var(--text-primary); }

.month-nav { display: flex; align-items: center; gap: 2px; }
.month-nav button {
    width: 26px; height: 26px; border: 1px solid var(--border);
    border-radius: 4px; background: var(--bg-input); color: var(--text-secondary);
    cursor: pointer; font-size: 12px;
    display: flex; align-items: center; justify-content: center;
}
.month-nav button:hover { border-color: var(--accent); color: var(--accent); }

.sku-selector { display: flex; align-items: center; gap: 4px; }
.sku-selector input {
    width: 140px; padding: 4px 8px; border-radius: 4px;
    border: 1px solid var(--border); background: var(--bg-input);
    color: var(--text-primary); font-size: 12px;
    font-family: "Consolas", "SF Mono", monospace;
}
.sku-selector input:focus { outline: none; border-color: var(--accent); }

.sku-nav { display: flex; gap: 2px; }
.sku-nav button {
    width: 24px; height: 24px; border: 1px solid var(--border);
    border-radius: 4px; background: var(--bg-input); color: var(--text-secondary);
    cursor: pointer; font-size: 12px; display: flex; align-items: center; justify-content: center;
}
.sku-nav button:hover { border-color: var(--accent); color: var(--accent); }
.sku-nav button:disabled { opacity: 0.3; cursor: default; }

.report-toolbar-right {
    margin-left: auto; font-size: 12px; color: var(--text-muted);
}

/* AG Grid 暗色主题覆盖 */
.ag-theme-alpine-dark {
    --ag-background-color: #0f1117;
    --ag-header-background-color: #161822;
    --ag-odd-row-background-color: #0f1117;
    --ag-row-hover-color: #1c1f2e;
    --ag-border-color: #2a2d3e;
    --ag-font-size: 12px;
    --ag-font-family: inherit;
    --ag-foreground-color: #c9cdd4;
    --ag-header-foreground-color: #a8acd8;
    --ag-header-font-size: 12px;
    --ag-header-height: 36px;
    --ag-row-height: 34px;
}

.cell-profit-up { color: #22c55e !important; font-weight: 600; }
.cell-profit-down { color: #ef4444 !important; font-weight: 600; }
.date-cell { color: var(--accent-light) !important; font-weight: 500; }

/* ── 模板编辑器 ── */
.modal-overlay {
    display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.55); z-index: 1000;
    justify-content: center; align-items: center;
}
.modal-overlay.active { display: flex; }

.modal-header-bar {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 6px;
}
.modal-header-bar h2 { margin: 0; }
.modal-close {
    font-size: 22px; color: var(--text-muted); cursor: pointer;
    line-height: 1; padding: 0 4px; transition: color var(--transition);
}
.modal-close:hover { color: var(--danger); }

.modal .hint {
    font-size: 12px; color: var(--text-muted); margin-bottom: 16px; line-height: 1.5;
}

.tpl-editor-modal {
    width: 640px; max-height: 80vh;
    overflow-y: auto; background: var(--bg-secondary);
    border: 1px solid var(--border); border-radius: 10px;
    padding: 20px 24px; box-shadow: 0 16px 48px rgba(0,0,0,0.5);
}

.tpl-section { margin-bottom: 14px; }
.tpl-section h3 {
    font-size: 11px; color: var(--text-muted); margin: 0 0 6px;
    text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600;
}

.tpl-list { display: flex; flex-wrap: wrap; gap: 6px; }
.tpl-empty { font-size: 12px; color: var(--text-muted); }
.tpl-item {
    font-size: 12px; padding: 4px 10px; border: 1px solid var(--border);
    border-radius: 4px; background: var(--bg-input); color: var(--text-secondary);
    cursor: pointer; display: inline-flex; align-items: center; gap: 6px;
    transition: all var(--transition);
}
.tpl-item:hover { border-color: var(--accent); color: var(--text-primary); }
.tpl-item .tpl-del {
    font-size: 14px; line-height: 1; color: var(--text-muted);
    padding: 0 2px; cursor: pointer; border-radius: 2px;
}
.tpl-item .tpl-del:hover { color: var(--danger); }

.col-list { list-style: none; display: flex; flex-direction: column; gap: 3px; }
.col-item {
    display: flex; align-items: center; padding: 6px 8px;
    background: var(--bg-input); border: 1px solid var(--border);
    border-radius: 6px; cursor: grab; gap: 8px; transition: all 0.12s;
}
.col-item:hover { border-color: var(--accent); background: rgba(108,114,203,0.05); }
.sortable-ghost { opacity: 0.25; }
.sortable-chosen { background: rgba(108,114,203,0.08) !important; border-color: var(--accent) !important; }

.col-item .grip { color: var(--text-muted); font-size: 14px; user-select: none; line-height: 1; }
.col-item .name { flex: 1; font-size: 13px; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.col-item .color-dot {
    width: 22px; height: 22px; border-radius: 4px; border: 2px solid var(--border);
    cursor: pointer; position: relative; flex-shrink: 0; transition: border-color 0.12s;
}
.col-item .color-dot:hover { border-color: var(--accent); }
.col-item .color-dot.none { background: repeating-linear-gradient(45deg, transparent, transparent 3px, #555 3px, #555 4px); }

.color-palette {
    display: none; position: absolute; top: 100%; right: 0; margin-top: 6px;
    background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: 8px; padding: 8px; z-index: 50;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
    grid-template-columns: repeat(6, 26px); gap: 6px; width: 208px;
}
.color-palette.active { display: grid; }
.color-palette .swatch {
    width: 26px; height: 26px; border-radius: 5px; cursor: pointer;
    border: 2px solid transparent; transition: border-color 0.1s;
}
.color-palette .swatch:hover { border-color: #fff; }
.color-palette .swatch.selected { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.color-palette .swatch.none { background: repeating-linear-gradient(45deg, transparent, transparent 2px, #555 2px, #555 3px); }

.calc-field {
    display: flex; align-items: center; gap: 8px; padding: 6px 8px;
    background: var(--bg-input); border: 1px solid var(--border);
    border-radius: 6px; margin-top: 6px;
}
.calc-field input[type="text"] {
    padding: 5px 8px; border-radius: 5px; border: 1px solid var(--border);
    background: var(--bg-primary); color: var(--text-primary); font-size: 12px;
}
.calc-field input:focus { outline: none; border-color: var(--accent); }
.calc-field .fname { width: 100px; }
.calc-field .fformula { flex: 1; font-family: "SF Mono","Consolas",monospace; }
.calc-field .fnote { font-size: 10px; color: var(--text-muted); }
.calc-field button.del {
    padding: 3px 8px; font-size: 11px; border: 1px solid var(--border);
    border-radius: 5px; cursor: pointer; background: transparent; color: var(--text-muted);
}
.calc-field button.del:hover { color: var(--danger); border-color: var(--danger); }

.add-calc {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 4px 12px; margin-top: 6px;
    border: 1px dashed var(--border); border-radius: 6px;
    background: transparent; color: var(--text-muted); font-size: 12px;
    cursor: pointer; transition: all 0.12s;
}
.add-calc:hover { border-color: var(--accent); color: var(--accent); }

.modal-footer {
    display: flex; gap: 8px; margin-top: 20px;
}
.modal-footer input[type="text"] {
    flex: 1; padding: 8px 12px; border-radius: 6px;
    border: 1px solid var(--border); background: var(--bg-input);
    color: var(--text-primary); font-size: 13px;
}
.modal-footer input:focus { outline: none; border-color: var(--accent); }
.modal-footer button {
    padding: 8px 16px; border-radius: 6px; border: 1px solid var(--border);
    font-size: 13px; cursor: pointer; background: var(--bg-input); color: var(--text-primary);
    transition: all var(--transition);
}
.modal-footer button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.modal-footer button.primary:hover { background: var(--accent-hover); }

.btn-template-editor {
    padding: 4px 10px; border: 1px solid var(--border);
    border-radius: 4px; background: transparent;
    color: var(--text-muted); font-size: 12px;
    cursor: pointer; transition: all var(--transition);
}
.btn-template-editor:hover { border-color: var(--accent); color: var(--accent); }

.admin-back-row {
    margin-bottom: 16px;
}

.btn-back {
    padding: 5px 12px; border: 1px solid var(--border);
    border-radius: var(--radius); background: transparent;
    color: var(--text-secondary); font-size: 13px;
    cursor: pointer; transition: all var(--transition);
}

.btn-back:hover {
    background: var(--bg-hover); color: var(--accent-light);
    border-color: var(--accent);
}

/* 报表模式面板 */
/* 报表全屏覆盖 */
.report-overlay {
    position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    z-index: 10;
    display: flex; flex-direction: column;
    background: var(--bg-primary);
}

.report-overlay-toolbar {
    display: flex; align-items: center; gap: 14px;
    padding: 8px 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.report-overlay-title {
    font-size: 14px; font-weight: 600; color: var(--text-primary);
}

.report-overlay-db {
    font-size: 12px; color: var(--text-muted);
    margin-left: auto;
}

/* 无数据库配置提示 */
.report-no-db {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    flex: 1; gap: 12px;
}

.report-no-db-icon {
    opacity: 0.5; margin-bottom: 4px;
}

.report-no-db-title {
    font-size: 16px; font-weight: 600; color: var(--text-secondary);
}

.report-no-db-hint {
    font-size: 13px; color: var(--text-muted);
}

.report-body {
    display: flex; flex: 1; overflow: hidden;
}

.report-db-list {
    width: 240px; min-width: 240px;
    border-right: 1px solid var(--border);
    overflow-y: auto; padding: 8px 0;
}

.report-loading {
    padding: 20px; text-align: center;
    color: var(--text-muted); font-size: 13px;
}

.db-group {
    padding: 8px 14px 4px;
    font-size: 11px; font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.db-table-item {
    display: flex; align-items: center; gap: 8px;
    padding: 7px 14px 7px 22px;
    font-size: 13px; color: var(--text-secondary);
    cursor: pointer; transition: all var(--transition);
    border-left: 2px solid transparent;
}

.db-table-item:hover {
    background: var(--bg-hover); color: var(--text-primary);
}

.db-table-item.active {
    background: var(--accent-bg); color: var(--accent-light);
    border-left-color: var(--accent);
}

.db-table-icon {
    font-size: 14px; opacity: 0.6;
}

.report-data-area {
    flex: 1; display: flex; flex-direction: column; overflow: hidden;
}

.report-data-header {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 14px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    font-size: 13px; font-weight: 600; color: var(--text-primary);
}

.report-row-count {
    font-size: 12px; color: var(--text-muted);
    margin-left: auto;
}

.report-table-wrap {
    flex: 1; overflow: auto; padding: 4px;
}

.report-data-table {
    width: 100%; border-collapse: collapse;
    font-size: 12px;
}

.report-data-table th {
    position: sticky; top: 0; z-index: 2;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 600; padding: 8px 12px;
    text-align: left; white-space: nowrap;
    border-bottom: 2px solid var(--border);
}

.report-data-table td {
    padding: 6px 12px;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-primary);
    max-width: 300px; overflow: hidden;
    text-overflow: ellipsis; white-space: nowrap;
}

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

.report-pagination {
    display: flex; align-items: center; justify-content: center; gap: 6px;
    padding: 10px; border-top: 1px solid var(--border);
    background: var(--bg-secondary);
}

.report-pagination button {
    padding: 4px 12px; border: 1px solid var(--border);
    border-radius: 4px; background: var(--bg-input);
    color: var(--text-secondary); font-size: 12px;
    cursor: pointer; transition: all var(--transition);
}

.report-pagination button:hover:not(:disabled) {
    background: var(--accent); color: #fff; border-color: var(--accent);
}

.report-pagination button:disabled {
    opacity: 0.4; cursor: default;
}

.report-pagination .page-info {
    font-size: 12px; color: var(--text-muted); padding: 0 8px;
}

.btn-report-mode.active {
    background: var(--accent); color: #fff !important;
}

/* ============================================================
   响应式
   ============================================================ */

@media (max-width: 768px) {
    .login-card {
        width: 90%;
        padding: 28px;
    }
}

/* ─── 密码修改 & 重置 ─── */
.btn-reset-pwd {
    padding: 8px 18px;
    background: #ff9800;
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: background 0.2s;
}
.btn-reset-pwd:hover {
    background: #e68900;
}
.btn-reset-pwd:disabled {
    background: #666;
    cursor: not-allowed;
}
.btn-cancel {
    padding: 10px 20px;
    background: #2a2d3d;
    color: #c8cbe0;
    border: 1px solid #3a3d4d;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.2s;
}
.btn-cancel:hover {
    background: #3a3d4d;
}

/* ─── 用户创建弹窗 ─── */
.uc-warn {
    color: #8b8fa8;
    font-size: 13px;
    margin-bottom: 16px;
}
.uc-warn::before { content: "⚠ "; color: #ff6d00; }
.uc-info {
    background: #1a1a2e;
    border: 1px solid #333;
    border-radius: 8px;
    padding: 14px 16px;
    margin-bottom: 14px;
}
.uc-row {
    display: flex;
    align-items: center;
    padding: 6px 0;
}
.uc-row + .uc-row {
    border-top: 1px solid #2a2a3e;
    margin-top: 2px;
    padding-top: 8px;
}
.uc-label {
    width: 70px;
    font-size: 12px;
    color: #8b8fa8;
    flex-shrink: 0;
}
.uc-val {
    flex: 1;
    font-family: Consolas, "Courier New", monospace;
    font-size: 15px;
    color: #4caf50;
    user-select: all;
}
.btn-copy-all {
    width: 100%;
    padding: 10px 0;
    background: #4a6cf7;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}
.btn-copy-all:hover { background: #3b5de7; }
.btn-copy-all.copied { background: #4caf50; }

/* ─── 密码输入框 + 可视按钮 ─── */
.pwd-input-wrap {
    display: flex;
    align-items: center;
    background: #12141c;
    border: 1px solid #2a2d3d;
    border-radius: 8px;
    overflow: hidden;
    transition: border-color 0.2s;
}
.pwd-input-wrap:focus-within {
    border-color: #4a6cf7;
}
.pwd-input-wrap input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    color: #e4e6f0;
    font-size: 14px;
    padding: 10px 14px;
    min-width: 0;
}
.pwd-eye {
    background: transparent;
    border: none;
    color: #5a5e7a;
    font-size: 16px;
    padding: 10px 14px;
    cursor: pointer;
    transition: color 0.2s;
    line-height: 1;
    flex-shrink: 0;
}
.pwd-eye:hover {
    color: #4a6cf7;
}

/* ============================================================
   移动端适配 — 弹性布局 + 关键断点
   ============================================================ */

/* ─── 宽屏 = 默认无需改动 ─── */

/* ─── 平板 (≤1024px) ─── */
@media (max-width: 1024px) {
    :root {
        --sidebar-width: 220px;
    }
    .header-center .current-title-text {
        font-size: 13px;
    }
    .brand-title {
        font-size: 15px;
    }
}

/* ─── 手机 (≤768px) ─── */
@media (max-width: 768px) {
    /* -- 全局触控优化 -- */
    button, .btn-login, .btn-save, .btn-cancel, .btn-reset-pwd, .btn-copy-all {
        min-height: 44px;
    }
    input, select, textarea {
        font-size: 16px !important;  /* 防 iOS 缩放 */
    }

    /* -- 头部紧凑 -- */
    .main-header {
        height: 52px;
        padding: 0 10px;
    }
    .header-center {
        display: none;               /* 768px以下隐藏看板标题 */
    }
    .brand-title { display: none; }
    .header-left { gap: 6px; }
    .header-right { gap: 6px; }

    .btn-admin svg, .btn-report-inline svg,
    .btn-logout svg { width: 18px; height: 18px; }

    .user-name { display: none; }
    .user-role { display: none; }

    /* -- 侧栏改为悬浮层 -- */
    .main-body {
        position: relative;
    }
    .sidebar {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 280px;
        max-width: 85vw;
        height: calc(100vh - var(--header-height));
        z-index: 200;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        box-shadow: 4px 0 24px rgba(0,0,0,0.5);
    }
    .sidebar.mobile-open {
        transform: translateX(0);
    }
    .sidebar-backdrop {
        display: none;
        position: fixed; inset: 0;
        background: rgba(0,0,0,0.45);
        z-index: 199;
    }
    .sidebar-backdrop.active {
        display: block;
    }
    .sidebar-toggle {
        width: 36px; height: 36px;
    }

    /* -- 内容区全宽 -- */
    main.content {
        width: 100%;
        padding: 8px;
    }

    /* -- 登录页 -- */
    .login-card {
        width: 92vw;
        max-width: 400px;
        padding: 24px 20px;
    }

    /* -- 弹窗全宽 -- */
    .modal-dialog {
        width: 95vw;
        max-width: 95vw;
        margin: 0 auto;
        border-radius: 12px 12px 0 0;
    }
    .modal-overlay {
        align-items: flex-end;   /* 底部弹出 */
    }
    .modal-header { padding: 14px 16px; }
    .modal-body  { padding: 16px; }
    .modal-actions { gap: 8px; }
    .modal-actions .btn-save,
    .modal-actions .btn-cancel {
        padding: 12px 16px;
        font-size: 15px;
    }

    /* -- 管理中心面板 — 表格横向滚动 -- */
    .admin-panel {
        padding: 12px;
    }
    .admin-panel table,
    .ag-theme-alpine {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* -- iframe 全屏 -- */
    .iframe-container {
        border-radius: 6px;
    }
    .iframe-status-bar {
        padding: 6px 10px;
        font-size: 11px;
    }
    .iframe-url {
        max-width: 160px;
    }

    /* -- 创建用户弹窗信息 -- */
    .uc-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 2px;
    }
    .uc-label {
        width: auto;
    }
}

/* ============================================================
   任务过期提醒条（首页右下角悬浮）
   ============================================================ */
.task-expiry-tip {
    position: fixed; right: 20px; bottom: 24px; z-index: 999;
    max-width: 440px; padding: 12px 40px 12px 16px; border-radius: 8px;
    background: #1e1f2e; border: 1px solid #f59e0b;
    box-shadow: 0 4px 24px rgba(0,0,0,0.4);
    display: none; align-items: center; gap: 10px;
    animation: slideUp 0.3s ease-out; font-size: 13px;
    color: #d4d6e2; line-height: 1.5;
}
.task-expiry-tip.show { display: flex; }
.task-expiry-tip .tip-close {
    position: absolute; top: 6px; right: 10px;
    background: none; border: none; color: #6b6f85; font-size: 16px;
    cursor: pointer; padding: 0; line-height: 1;
}
.task-expiry-tip .tip-close:hover { color: #d4d6e2; }
.task-expiry-tip .tip-text strong { color: #f59e0b; }
.task-expiry-tip .tip-dismiss {
    margin-left: auto; flex-shrink: 0;
    background: none; border: 1px solid #3a3d50;
    color: #8689a3; padding: 4px 12px; border-radius: 4px;
    cursor: pointer; font-size: 12px; transition: all 0.2s;
}
.task-expiry-tip .tip-dismiss:hover {
    border-color: #f59e0b; color: #f59e0b;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}