/* ========================================
   AgentFlow — 原生 CSS 样式
   双主题（日/夜）· 响应式 · 组件化
   ======================================== */

/* --- 主题色板 --- */
[data-theme="light"] {
    --bg-base: #ffffff;
    --bg-surface: #f3f4f6;
    --bg-surface-hover: #e5e7eb;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --border: #e5e7eb;
    --color-primary: #3b82f6;
    --color-primary-hover: #2563eb;
    --color-primary-text: #ffffff;
    --color-secondary: #8b5cf6;
    --color-accent: #f59e0b;
    --color-success: #10b981;
    --color-success-bg: #d1fae5;
    --color-error: #ef4444;
    --color-error-hover: #dc2626;
    --color-error-bg: #fee2e2;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] {
    --bg-base: #1a1a2e;
    --bg-surface: #16213e;
    --bg-surface-hover: #1e2d4a;
    --text-primary: #e5e7eb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --border: #2d3748;
    --color-primary: #60a5fa;
    --color-primary-hover: #93bbfc;
    --color-primary-text: #1a1a2e;
    --color-secondary: #a78bfa;
    --color-accent: #fbbf24;
    --color-success: #34d399;
    --color-success-bg: #064e3b;
    --color-error: #f87171;
    --color-error-hover: #fca5a5;
    --color-error-bg: #7f1d1d;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
}

/* --- 基础重置 --- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-base);
    color: var(--text-primary);
}

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

a:hover {
    text-decoration: underline;
}

/* --- 布局 --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.main-content {
    flex: 1;
    padding: 1.5rem 0;
}

/* --- 导航栏 --- */
.navbar {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1.5rem;
    background-color: var(--bg-surface);
    box-shadow: var(--shadow);
}

.navbar-brand {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.navbar-brand:hover {
    text-decoration: none;
    color: var(--color-primary);
}

.nav-links {
    display: flex;
    gap: 0.25rem;
    list-style: none;
}

.nav-link {
    display: inline-block;
    padding: 0.4rem 0.75rem;
    border-radius: 0.375rem;
    color: var(--text-primary);
    font-size: 0.875rem;
    text-decoration: none;
    transition: background-color 0.2s;
}

.nav-link:hover {
    background-color: var(--bg-surface-hover);
    text-decoration: none;
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.4rem;
    border-radius: 0.375rem;
    color: var(--text-primary);
}

.mobile-menu-btn:hover {
    background-color: var(--bg-surface-hover);
}

.mobile-menu-btn svg {
    width: 1.25rem;
    height: 1.25rem;
}

/* 移动端下拉菜单 */
.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 1rem;
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    box-shadow: var(--shadow-md);
    padding: 0.5rem;
    min-width: 12rem;
    z-index: 100;
}

.mobile-menu.open {
    display: block;
}

.mobile-menu a {
    display: block;
    padding: 0.5rem 0.75rem;
    border-radius: 0.375rem;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.875rem;
}

.mobile-menu a:hover {
    background-color: var(--bg-surface-hover);
    text-decoration: none;
}

/* --- 主题切换按钮 --- */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border: none;
    border-radius: 50%;
    background: none;
    cursor: pointer;
    color: var(--text-primary);
    transition: background-color 0.2s;
}

.theme-toggle:hover {
    background-color: var(--bg-surface-hover);
}

.theme-toggle svg {
    width: 1.25rem;
    height: 1.25rem;
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
    display: none;
}

[data-theme="light"] .theme-toggle .icon-moon { display: block; }
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }

/* --- 按钮 --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.5;
    border: 1px solid transparent;
    border-radius: 0.5rem;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
    white-space: nowrap;
}

.btn:hover { text-decoration: none; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

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

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

.btn-outline {
    background: transparent;
    border-color: var(--color-primary);
    color: var(--color-primary);
}

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

.btn-ghost {
    background: transparent;
    color: var(--text-primary);
}

.btn-ghost:hover:not(:disabled) {
    background-color: var(--bg-surface-hover);
}

.btn-error {
    background-color: var(--color-error);
    color: #ffffff;
}

.btn-error:hover:not(:disabled) {
    background-color: var(--color-error-hover);
}

.btn-sm {
    padding: 0.3rem 0.75rem;
    font-size: 0.8rem;
}

.btn-xs {
    padding: 0.2rem 0.5rem;
    font-size: 0.75rem;
}

/* --- 卡片 --- */
.card {
    background-color: var(--bg-surface);
    border-radius: 0.75rem;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.card-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.5rem;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
}

/* --- 表格 --- */
.table-wrapper {
    overflow-x: auto;
    border-radius: 0.5rem;
    border: 1px solid var(--border);
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.table th {
    padding: 0.75rem 1rem;
    text-align: left;
    font-weight: 600;
    background-color: var(--bg-surface);
    border-bottom: 2px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
}

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

.table tbody tr:nth-child(even) {
    background-color: var(--bg-surface);
}

.table tbody tr:nth-child(even):hover {
    background-color: var(--bg-surface-hover);
}

/* --- 表单 --- */
.form-control {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    margin-bottom: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.input,
.select {
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-base);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    font-family: inherit;
}

.input:focus,
.select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.input:read-only {
    background-color: var(--bg-surface);
    cursor: not-allowed;
}

.select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

/* --- 徽章 --- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.15rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 9999px;
    line-height: 1.4;
}

.badge-primary {
    background-color: var(--color-primary);
    color: var(--color-primary-text);
}

.badge-success {
    background-color: var(--color-success-bg);
    color: var(--color-success);
}

.badge-error {
    background-color: var(--color-error-bg);
    color: var(--color-error);
}

.badge-ghost {
    background-color: var(--bg-surface-hover);
    color: var(--text-secondary);
}

/* --- 分页 --- */
.pagination {
    display: flex;
    gap: 0.25rem;
    justify-content: center;
    margin-top: 1.5rem;
}

.page-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2rem;
    padding: 0.3rem 0.6rem;
    font-size: 0.8rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    background: var(--bg-base);
    color: var(--text-primary);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
}

.page-btn:hover {
    background-color: var(--bg-surface);
    text-decoration: none;
}

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

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

/* --- 登录页 --- */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    padding: 3rem 1rem;
}

.login-card {
    width: 100%;
    max-width: 26rem;
    padding: 2.5rem;
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    box-shadow: var(--shadow-md);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    display: flex;
    justify-content: center;
    margin-bottom: 0.75rem;
}

.login-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.login-header p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.login-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.login-footer p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.input-lg {
    padding: 0.625rem 0.875rem;
    font-size: 0.9375rem;
}

.btn-lg {
    padding: 0.625rem 1.25rem;
    font-size: 0.9375rem;
}

.mt-2 { margin-top: 0.5rem; }

/* --- 验证码 --- */
.captcha-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.captcha-img {
    flex-shrink: 0;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    padding: 0.25rem 0.5rem;
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 0;
    user-select: none;
}

.captcha-img svg {
    display: block;
}

.captcha-refresh {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    background: var(--bg-base);
    color: var(--text-secondary);
    cursor: pointer;
    flex-shrink: 0;
    transition: all 0.2s;
}

.captcha-refresh:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.captcha-refresh svg {
    width: 1.125rem;
    height: 1.125rem;
}

/* --- Hero 区域 --- */
.hero {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    text-align: center;
    padding: 2rem 0;
}

.hero-content {
    max-width: 42rem;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
}

.hero .subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-top: 1rem;
}

/* --- 统计块 --- */
.stat {
    background-color: var(--bg-surface);
    border-radius: 0.75rem;
    padding: 1rem;
    text-align: center;
}

.stat-title {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: 1.1rem;
    font-weight: 700;
    margin-top: 0.25rem;
}

/* --- 页脚 --- */
.footer {
    text-align: center;
    padding: 1rem;
    background-color: var(--bg-surface);
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: auto;
}

/* --- 网格系统 --- */
.grid {
    display: grid;
    gap: 1rem;
}

.grid-cols-1 { grid-template-columns: 1fr; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* --- 工具类 --- */
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mb-6 { margin-bottom: 1.5rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.pt-4 { padding-top: 1rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.max-w-lg { max-width: 32rem; }
.text-center { text-align: center; }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-5xl { font-size: 3rem; }
.text-8xl { font-size: 6rem; }
.font-bold { font-weight: 700; }
.font-medium { font-weight: 500; }
.opacity-20 { opacity: 0.2; }
.opacity-50 { opacity: 0.5; }
.opacity-70 { opacity: 0.7; }
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-accent { color: var(--color-accent); }
.text-muted { color: var(--text-secondary); }
.w-full { width: 100%; }
.space-y-4 > * + * { margin-top: 1rem; }

/* --- 提示/警告框 --- */
.alert-error {
    padding: 0.75rem 1rem;
    background-color: var(--color-error-bg);
    color: var(--color-error);
    border: 1px solid var(--color-error);
    border-radius: 0.5rem;
    font-size: 0.875rem;
    text-align: center;
}

/* --- 用户信息（导航栏） --- */
.user-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.user-info .username {
    font-weight: 500;
    color: var(--text-primary);
}

/* --- 下拉菜单 --- */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    border: none;
    border-radius: 0.375rem;
    background: none;
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    transition: background-color 0.2s;
}

.dropdown-toggle:hover {
    background-color: var(--bg-surface-hover);
}

.dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + 0.25rem);
    min-width: 10rem;
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    box-shadow: var(--shadow-md);
    padding: 0.375rem;
    z-index: 100;
}

.dropdown.open .dropdown-menu {
    display: block;
}

.dropdown-item {
    display: block;
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 0.25rem;
    transition: background-color 0.15s;
}

.dropdown-item:hover {
    background-color: var(--bg-surface-hover);
    text-decoration: none;
}

.dropdown-header {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.75rem;
    cursor: default;
}

.dropdown-header:hover {
    background: none;
}

.dropdown-danger {
    color: var(--color-error);
}

.dropdown-divider {
    height: 1px;
    background-color: var(--border);
    margin: 0.25rem 0;
}

/* --- 成功提示框 --- */
.alert-success {
    padding: 0.75rem 1rem;
    background-color: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid var(--color-success);
    border-radius: 0.5rem;
    font-size: 0.875rem;
    text-align: center;
}

/* --- 管理后台布局 --- */
.admin-layout {
    display: flex;
    flex: 1;
    min-height: calc(100vh - 3.5rem);
}

.sidebar {
    width: 14rem;
    background-color: var(--bg-surface);
    border-right: 1px solid var(--border);
    padding: 1rem 0;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
}

.sidebar nav {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
    padding: 0 0.5rem;
    flex: 1;
}

.sidebar-version {
    padding: 0.75rem 0.75rem 0.5rem;
    text-align: center;
}

.sidebar-version .version-badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    font-size: 0.7rem;
    color: var(--text-muted);
    background: var(--bg-base);
    border: 1px solid var(--border);
    border-radius: 1rem;
    letter-spacing: 0.02em;
}

.sidebar-divider {
    height: 1px;
    background-color: var(--border);
    margin: 0.5rem 0.75rem;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.5rem 0.75rem;
    border-radius: 0.375rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: all 0.2s;
}

.sidebar-link svg {
    width: 1.125rem;
    height: 1.125rem;
    flex-shrink: 0;
}

.sidebar-link:hover {
    background-color: var(--bg-surface-hover);
    color: var(--text-primary);
    text-decoration: none;
}

.sidebar-active {
    background-color: var(--color-primary);
    color: var(--color-primary-text) !important;
}

.sidebar-active:hover {
    background-color: var(--color-primary-hover);
}

.admin-content {
    flex: 1;
    padding: 1.5rem 2rem;
    overflow-x: auto;
}

/* --- 统计卡片（管理面板） --- */
.stat-card {
    background-color: var(--bg-surface);
    border-radius: 0.75rem;
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow);
}

.stat-card-value {
    font-size: 2rem;
    font-weight: 700;
}

.stat-card-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* --- 行删除动画 --- */
.fade-out {
    opacity: 0;
    transition: opacity 0.3s ease-out;
}

/* --- 响应式 --- */
@media (max-width: 768px) {
    .mobile-menu-btn { display: block; }
    .nav-links { display: none; }
    .hero h1 { font-size: 2rem; }
    .grid-cols-3 { grid-template-columns: 1fr; }
    .grid-cols-4 { grid-template-columns: repeat(2, 1fr); }

    .table th,
    .table td {
        padding: 0.5rem;
        font-size: 0.8rem;
    }

    .sidebar {
        position: fixed;
        top: 0;
        left: -16rem;
        width: 15rem;
        height: 100vh;
        z-index: 200;
        border-right: 1px solid var(--border);
        box-shadow: var(--shadow-md);
        transition: left 0.25s ease;
        padding-top: 1rem;
    }
    .sidebar.sidebar-open { left: 0; }
    .sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.3);
        z-index: 199;
    }
    .sidebar-overlay.active { display: block; }
    .admin-content { padding: 1rem; }
}

@media (min-width: 769px) {
    .mobile-menu-btn { display: none; }
    .mobile-menu { display: none !important; }
}

@media (min-width: 768px) {
    .md-grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
    .md-grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
    .md-grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
}

/* --- Tab 组件 --- */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--border);
    overflow-x: auto;
}
.tab-btn {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    white-space: nowrap;
    transition: color 0.2s, border-color 0.2s;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.tab-active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}
.tab-pane { display: none; }
.tab-pane.tab-pane-active { display: block; }

/* --- Tab 导航（Segment 风格，用于表单内 Tab） --- */
.tab-nav {
    display: inline-flex;
    gap: 0.25rem;
    padding: 0.25rem;
    background-color: var(--bg-surface);
    border-radius: 0.75rem;
    overflow-x: auto;
}
.tab-nav-btn {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s ease;
}
.tab-nav-btn:hover {
    color: var(--text-primary);
    background-color: var(--bg-surface-hover);
}
.tab-nav-btn.tab-active {
    color: var(--color-primary);
    background-color: var(--bg-base);
    box-shadow: var(--shadow);
    font-weight: 600;
}

/* --- Checkbox 组 --- */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-height: 300px;
    overflow-y: auto;
    padding: 0.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius, 0.375rem);
}
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    cursor: pointer;
}
.checkbox-label input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    cursor: pointer;
}

/* --- 成员配置行 --- */
.member-config {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius, 0.375rem);
    max-height: 400px;
    overflow-y: auto;
}
.member-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* --- 面包屑下划线 --- */
.hover-underline:hover { text-decoration: underline; }

/* --- max-w-3xl --- */
.max-w-3xl { max-width: 48rem; }

/* --- Markdown 渲染样式 --- */
.wb-md-content { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; font-size: 0.9rem; line-height: 1.7; white-space: normal; word-break: break-word; color: var(--text-primary); }
.wb-md-content h1, .wb-md-content h2, .wb-md-content h3, .wb-md-content h4, .wb-md-content h5, .wb-md-content h6 { margin: 1.25rem 0 0.5rem; font-weight: 600; line-height: 1.3; color: var(--text-primary); }
.wb-md-content h1 { font-size: 1.5rem; padding-bottom: 0.3rem; border-bottom: 1px solid var(--border); }
.wb-md-content h2 { font-size: 1.25rem; padding-bottom: 0.25rem; border-bottom: 1px solid var(--border); }
.wb-md-content h3 { font-size: 1.1rem; }
.wb-md-content h4 { font-size: 1rem; }
.wb-md-content h5 { font-size: 0.9rem; }
.wb-md-content h6 { font-size: 0.85rem; color: var(--text-secondary); }
.wb-md-content p { margin: 0.5rem 0; }
.wb-md-content code { background: var(--bg-surface-hover); padding: 0.15rem 0.35rem; border-radius: 0.25rem; font-size: 0.85em; font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace; }
.wb-md-content pre { background: var(--bg-base); border: 1px solid var(--border); border-radius: 0.5rem; padding: 0.75rem; overflow-x: auto; margin: 0.75rem 0; }
.wb-md-content pre code { background: none; padding: 0; border-radius: 0; font-size: 0.85rem; line-height: 1.5; }
.wb-md-content blockquote { margin: 0.75rem 0; padding: 0.5rem 1rem; border-left: 3px solid var(--color-primary); background: var(--bg-surface-hover); border-radius: 0 0.25rem 0.25rem 0; }
.wb-md-content blockquote p { margin: 0.25rem 0; }
.wb-md-content ul, .wb-md-content ol { margin: 0.5rem 0; padding-left: 1.5rem; }
.wb-md-content li { margin: 0.25rem 0; }
.wb-md-content table { border-collapse: collapse; width: 100%; margin: 0.75rem 0; font-size: 0.85rem; }
.wb-md-content th, .wb-md-content td { border: 1px solid var(--border); padding: 0.4rem 0.6rem; text-align: left; }
.wb-md-content th { background: var(--bg-surface-hover); font-weight: 600; }
.wb-md-content tr:nth-child(even) { background: var(--bg-surface-hover); }
.wb-md-content a { color: var(--color-primary); text-decoration: none; }
.wb-md-content a:hover { text-decoration: underline; }
.wb-md-content img { max-width: 100%; border-radius: 0.375rem; }
.wb-md-content hr { border: none; border-top: 1px solid var(--border); margin: 1rem 0; }

/* ========== Dashboard ========== */
.dash-stat {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--bg-surface);
    border-radius: 0.75rem;
    padding: 1.25rem 1.5rem;
    border-left: 4px solid var(--border);
    box-shadow: var(--shadow);
    transition: box-shadow 0.2s, transform 0.2s;
}
.dash-stat:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.dash-stat--primary { border-left-color: var(--color-primary); }
.dash-stat--secondary { border-left-color: var(--color-secondary); }
.dash-stat--accent { border-left-color: var(--color-accent); }
.dash-stat--success { border-left-color: var(--color-success); }

.dash-stat-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 0.625rem;
    flex-shrink: 0;
    opacity: 0.85;
}
.dash-stat-icon svg { width: 1.5rem; height: 1.5rem; }
.dash-stat-icon--primary { background: color-mix(in srgb, var(--color-primary) 15%, transparent); color: var(--color-primary); }
.dash-stat-icon--secondary { background: color-mix(in srgb, var(--color-secondary) 15%, transparent); color: var(--color-secondary); }
.dash-stat-icon--accent { background: color-mix(in srgb, var(--color-accent) 15%, transparent); color: var(--color-accent); }
.dash-stat-icon--success { background: color-mix(in srgb, var(--color-success) 15%, transparent); color: var(--color-success); }

.dash-stat-info { min-width: 0; }
.dash-stat-value { font-size: 1.75rem; font-weight: 700; line-height: 1.2; color: var(--text-primary); }
.dash-stat-label { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.125rem; }

.dash-mini-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
    padding: 0.875rem 1.25rem;
    background: var(--bg-surface);
    border-radius: 0.75rem;
    box-shadow: var(--shadow);
}
.dash-mini-stat {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0 0.75rem;
    border-right: 1px solid var(--border);
    font-size: 0.8rem;
}
.dash-mini-stat:last-child { border-right: none; }
.dash-mini-stat-label { color: var(--text-muted); }
.dash-mini-stat-value { font-weight: 600; color: var(--text-primary); }

.dash-card {
    background: var(--bg-surface);
    border-radius: 0.75rem;
    box-shadow: var(--shadow);
    overflow: hidden;
}
.dash-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.875rem 1.25rem;
    border-bottom: 1px solid var(--border);
}
.dash-card-header h2 { font-size: 0.95rem; font-weight: 600; margin: 0; }
.dash-card-body { padding: 0; }
.dash-card-body .table-wrapper { border: none; border-radius: 0; }
.dash-card-body .table th:first-child, .dash-card-body .table td:first-child { padding-left: 1.25rem; }
.dash-card-body .table th:last-child, .dash-card-body .table td:last-child { padding-right: 1.25rem; }

.dash-empty {
    padding: 2rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.dash-sys-info {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    padding: 1rem 1.25rem;
}
.dash-sys-item { display: flex; align-items: center; gap: 0.5rem; font-size: 0.875rem; }
.dash-sys-label { color: var(--text-muted); }
.dash-sys-value { font-weight: 600; color: var(--text-primary); }

@media (max-width: 768px) {
    .dash-mini-stats { flex-direction: column; gap: 0.25rem; }
    .dash-mini-stat { border-right: none; border-bottom: 1px solid var(--border); padding: 0.375rem 0; }
    .dash-mini-stat:last-child { border-bottom: none; }
    .dash-sys-info { flex-direction: column; gap: 0.75rem; }
}

/* ========== Modal 弹窗 ========== */
.modal-overlay {
    position: fixed; inset: 0; z-index: 1000;
    background: rgba(0,0,0,0.5);
    display: flex; align-items: center; justify-content: center;
    padding: 1rem;
}
.modal-box {
    background: var(--bg-surface); border-radius: 0.75rem;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    width: 100%; max-width: 720px; max-height: 80vh;
    display: flex; flex-direction: column;
}
.modal-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1rem 1.5rem; border-bottom: 1px solid var(--border);
}
.modal-body {
    padding: 1rem 1.5rem; overflow-y: auto; flex: 1;
}