/*
 * OpenAI 注册系统 - 主样式表
 * 现代化、响应式设计，支持暗色模式
 */

/* CSS 变量 - 亮色主题 */
:root {
    /* 主色调 */
    --primary-color: #10a37f;
    --primary-hover: #0d8a6a;
    --primary-light: rgba(16, 163, 127, 0.1);
    --primary-dark: #0a7d5e;

    /* 语义色 */
    --danger-color: #ef4444;
    --danger-hover: #dc2626;
    --danger-light: rgba(239, 68, 68, 0.1);
    --warning-color: #f59e0b;
    --warning-light: rgba(245, 158, 11, 0.1);
    --success-color: #22c55e;
    --success-light: rgba(34, 197, 94, 0.1);
    --info-color: #3b82f6;
    --info-light: rgba(59, 130, 246, 0.1);

    /* 中性色 */
    --secondary-color: #6b7280;
    --background: #f8fafc;
    --surface: #ffffff;
    --surface-hover: #f1f5f9;
    --border: #e2e8f0;
    --border-light: #f1f5f9;

    /* 文字色 */
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;

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

    /* 圆角 */
    --radius-sm: 4px;
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* 动画 */
    --transition-fast: 150ms ease;
    --transition: 200ms ease;
    --transition-slow: 300ms ease;

    /* 字体 */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Code', 'Droid Sans Mono', monospace;

    /* 间距 */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
}

/* 暗色主题 */
[data-theme="dark"] {
    --primary-color: #34d399;
    --primary-hover: #6ee7b7;
    --primary-light: rgba(52, 211, 153, 0.15);
    --primary-dark: #10b981;

    --danger-color: #f87171;
    --danger-hover: #fca5a5;
    --danger-light: rgba(248, 113, 113, 0.15);
    --warning-color: #fbbf24;
    --warning-light: rgba(251, 191, 36, 0.15);
    --success-color: #4ade80;
    --success-light: rgba(74, 222, 128, 0.15);
    --info-color: #60a5fa;
    --info-light: rgba(96, 165, 250, 0.15);

    --secondary-color: #94a3b8;
    --background: #0f172a;
    --surface: #1e293b;
    --surface-hover: #334155;
    --border: #334155;
    --border-light: #1e293b;

    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.4), 0 1px 2px -1px rgb(0 0 0 / 0.4);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4), 0 2px 4px -2px rgb(0 0 0 / 0.4);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.4), 0 4px 6px -4px rgb(0 0 0 / 0.4);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   布局
   ============================================ */

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ============================================
   导航栏
   ============================================ */

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    margin-bottom: var(--spacing-xl);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(8px);
}

.nav-brand h1 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.nav-brand h1::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.nav-links {
    display: flex;
    gap: var(--spacing-xs);
    background: var(--border-light);
    padding: var(--spacing-xs);
    border-radius: var(--radius-lg);
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition);
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--surface);
}

.nav-link.active {
    color: var(--primary-color);
    background: var(--surface);
    box-shadow: var(--shadow-sm);
}

/* 主题切换按钮 */
.theme-toggle {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--spacing-sm);
    cursor: pointer;
    color: var(--text-secondary);
    transition: all var(--transition);
    margin-left: var(--spacing-md);
}

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

/* ============================================
   主内容区
   ============================================ */

.main-content {
    padding-bottom: 60px;
}

.page-header {
    margin-bottom: var(--spacing-xl);
}

.page-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.025em;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* ============================================
   卡片
   ============================================ */

.card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: box-shadow var(--transition);
}

.card:hover {
    box-shadow: var(--shadow);
}

.card-header {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--surface);
}

.card-header h3 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: var(--spacing-lg);
}

/* 工具栏卡片允许下拉菜单溢出 */
.card.toolbar-card {
    overflow: visible;
}

.card-body.toolbar {
    overflow: visible;
}

/* ============================================
   表单元素
   ============================================ */

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-family: inherit;
    background: var(--surface);
    color: var(--text-primary);
    transition: all var(--transition);
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
    border-color: var(--text-muted);
}

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

.form-group input:disabled,
.form-group select:disabled,
.form-group textarea:disabled {
    background: var(--surface-hover);
    color: var(--text-muted);
    cursor: not-allowed;
}

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

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

.form-group small {
    display: block;
    margin-top: 6px;
    font-size: 0.8125rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.form-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
}

/* Checkbox 样式优化 */
.form-group input[type="checkbox"] {
    width: auto;
    margin-right: var(--spacing-sm);
    accent-color: var(--primary-color);
}

/* ============================================
   按钮
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 10px 20px;
    font-size: 0.875rem;
    font-weight: 500;
    font-family: inherit;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

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

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

.btn-primary:hover:not(:disabled) {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--secondary-color);
    color: white;
    border: 1px solid var(--secondary-color);
}

.btn-secondary:hover:not(:disabled) {
    background: #4b5563;
    border-color: #4b5563;
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background: var(--danger-hover);
    transform: translateY(-1px);
}

.btn-warning {
    background: var(--warning-color);
    color: white;
}

.btn-warning:hover:not(:disabled) {
    background: #d97706;
}

.btn-info {
    background: var(--info-color);
    color: white;
}

.btn-info:hover:not(:disabled) {
    background: #2563eb;
    transform: translateY(-1px);
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-success:hover:not(:disabled) {
    background: #16a34a;
    transform: translateY(-1px);
}

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

.btn-copy-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    padding: 0;
    font-size: 11px;
    line-height: 1;
    background: var(--surface-hover);
    border: 1px solid var(--border);
    border-radius: 50%;
    cursor: pointer;
    color: var(--text-muted);
    flex-shrink: 0;
    transition: all 0.15s ease;
}

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

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

.btn-sm {
    padding: 6px 12px;
    font-size: 0.75rem;
    height: auto;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1rem;
}

.btn-icon {
    padding: var(--spacing-sm);
    width: 36px;
    height: 36px;
}

/* 加载状态 */
.btn.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 0.75s linear infinite;
    color: white;
}

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

/* ============================================
   控制台日志
   ============================================ */

.console-log {
    background: linear-gradient(180deg, #1a1b26 0%, #16161e 100%);
    color: #a9b1d6;
    padding: var(--spacing-md);
    border-radius: var(--radius);
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    height: 320px;
    overflow-y: auto;
    line-height: 1.7;
    position: relative;
}

.console-log::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: linear-gradient(180deg, #1a1b26 0%, transparent 100%);
    pointer-events: none;
    z-index: 1;
}

.log-line {
    margin-bottom: 2px;
    white-space: pre-wrap;
    word-break: break-all;
    padding: 2px 0;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

.log-line.info { color: #7aa2f7; }
.log-line.success { color: #9ece6a; }
.log-line.error { color: #f7768e; }
.log-line.warning { color: #e0af68; }
.log-line.debug { color: #565f89; }

/* 时间戳样式 */
.log-line .timestamp {
    color: #565f89;
    margin-right: var(--spacing-sm);
}

/* ============================================
   状态徽章
   ============================================ */

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.025em;
}

.status-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

.status-badge.active,
.status-badge.running {
    background: var(--success-light);
    color: var(--success-color);
}

.status-badge.completed {
    background: var(--success-light);
    color: var(--success-color);
}

.status-badge.pending,
.status-badge.waiting {
    background: var(--info-light);
    color: var(--info-color);
}

.status-badge.failed,
.status-badge.error {
    background: var(--danger-light);
    color: var(--danger-color);
}

.status-badge.expired,
.status-badge.warning {
    background: var(--warning-light);
    color: var(--warning-color);
}

.status-badge.banned {
    background: var(--danger-light);
    color: var(--danger-color);
}

.status-badge.disabled {
    background: var(--border);
    color: var(--text-muted);
}

/* ============================================
   统计卡片
   ============================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.stat-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    transition: all var(--transition);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--border);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-card.success::before { background: var(--success-color); }
.stat-card.warning::before { background: var(--warning-color); }
.stat-card.danger::before { background: var(--danger-color); }
.stat-card.info::before { background: var(--info-color); }

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.8125rem;
    margin-top: var(--spacing-xs);
}

.stat-card.success .stat-value { color: var(--success-color); }
.stat-card.warning .stat-value { color: var(--warning-color); }
.stat-card.danger .stat-value { color: var(--danger-color); }
.stat-card.info .stat-value { color: var(--info-color); }

/* ============================================
   数据表格
   ============================================ */

.table-container {
    overflow-x: auto;
    border-radius: var(--radius);
}

/* 表格容器 */
.table-wrapper {
    height: calc(100vh - 480px);
    min-height: 400px;
    max-height: 600px;
    position: relative;
    overflow: hidden;
}

.table-scroll-container {
    height: 100%;
    overflow-y: auto;
    overflow-x: hidden;
    position: relative;
}

.pagination-container {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    background: var(--surface);
}

.data-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    table-layout: auto;
}

.data-table th,
.data-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

/* 列宽优化 */
.data-table th:nth-child(1),
.data-table td:nth-child(1) {
    width: 40px;
    padding: 10px 8px;
}

.data-table th:nth-child(2),
.data-table td:nth-child(2) {
    width: 50px;
}

.data-table th:nth-child(3),
.data-table td:nth-child(3) {
    min-width: 180px;
    max-width: 260px;
}

.data-table th:nth-child(4),
.data-table td:nth-child(4) {
    min-width: 180px;
    max-width: 260px;
}

.data-table th:nth-child(5),
.data-table td:nth-child(5) {
    width: 110px;
}

.data-table th:nth-child(6),
.data-table td:nth-child(6) {
    width: 90px;
}

.data-table th:nth-child(7),
.data-table td:nth-child(7) {
    width: 50px;
    text-align: center;
}

.data-table th:nth-child(8),
.data-table td:nth-child(8) {
    width: 60px;
    text-align: center;
}

.data-table th:nth-child(9),
.data-table td:nth-child(9) {
    width: 120px;
}

.data-table th:nth-child(10),
.data-table td:nth-child(10) {
    width: 120px;
}

.data-table th:nth-child(11),
.data-table td:nth-child(11) {
    width: 200px;
    min-width: 200px;
}

.data-table th {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--surface-hover);
    position: sticky;
    top: 0;
    z-index: 10;
    white-space: nowrap;
}

/* 邮箱列文本截断 */
.data-table .email-cell {
    display: inline-block;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: middle;
}

.data-table .remark-cell {
    display: inline-block;
    max-width: 220px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: middle;
}

/* 密码列样式 */
.data-table .password-cell {
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

.account-status-cell {
    display: flex;
    align-items: center;
    justify-content: center;
}

.account-remark-display {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 10px 12px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    background: var(--surface-hover);
}

.account-remark-display .remark-value {
    white-space: pre-wrap;
    word-break: break-word;
    font-weight: 500;
}

.account-remark-display .remark-hint {
    color: var(--text-secondary);
    font-size: 0.75rem;
    line-height: 1.5;
}

.data-table tbody tr {
    transition: background var(--transition-fast);
}

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

.data-table tbody tr:last-child td {
    border-bottom: none;
}

.data-table input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary-color);
    cursor: pointer;
}

/* 表格操作按钮组 */
.table-actions {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 6px;
    flex-wrap: wrap;
}

.table-actions .btn {
    padding: 4px 10px;
    font-size: 0.75rem;
    min-width: auto;
}

.table-actions .btn-icon {
    padding: 4px;
    width: 28px;
    height: 28px;
    font-size: 0.875rem;
}

/* ============================================
   工具栏
   ============================================ */

.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    overflow: visible;
    padding: 16px 24px;
}

.toolbar-section {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.toolbar-section:first-child {
    flex: 1;
    min-width: 0;
}

.toolbar-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* 筛选区表单元素统一高度 */
.toolbar .form-select,
.toolbar .form-input {
    height: 36px;
    padding: 6px 12px;
    font-size: 0.875rem;
}

.toolbar .btn-sm {
    height: 36px;
    padding: 6px 16px;
    font-size: 0.875rem;
}

.toolbar-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    white-space: nowrap;
}

.batch-toolbar {
    background: var(--surface-hover);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    padding: 16px 24px;
}

.batch-toolbar .toolbar-section {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.batch-toolbar .toolbar-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    white-space: nowrap;
    margin-right: 4px;
}

.batch-toolbar .btn-sm {
    height: 32px;
    padding: 5px 12px;
    font-size: 0.8125rem;
}

.toolbar-left,
.toolbar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.toolbar-right {
    justify-content: flex-end;
    flex-wrap: wrap;
    min-width: 0;
}

.account-operation-log-card {
    margin-bottom: var(--spacing-md);
}

.account-console-log {
    height: 220px;
}


.form-select,
.form-input {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.875rem;
    background: var(--surface);
    color: var(--text-primary);
    transition: all var(--transition);
    width: 100%;
    box-sizing: border-box;
}

.form-select:hover,
.form-input:hover {
    border-color: var(--text-muted);
}

.form-select:focus,
.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

/* ============================================
   分页
   ============================================ */

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
}

#page-info {
    color: var(--text-secondary);
    font-size: 0.875rem;
    min-width: 100px;
    text-align: center;
}

/* ============================================
   标签页
   ============================================ */

.tabs {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    background: var(--surface);
    padding: var(--spacing-xs);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.tab-btn {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    font-family: inherit;
    color: var(--text-secondary);
    border-radius: var(--radius);
    transition: all var(--transition);
}

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

.tab-btn.active {
    color: var(--primary-color);
    background: var(--primary-light);
}

.tab-content {
    display: none;
    animation: fadeIn 0.2s ease;
}

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

/* ============================================
   模态框
   ============================================ */

.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: flex-start;
    justify-content: center;
    padding: var(--spacing-lg);
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
}

.modal.active {
    display: flex;
    animation: fadeIn 0.2s ease;
}

.modal-content {
    background: var(--surface);
    border-radius: var(--radius-xl);
    max-width: 800px;
    width: 100%;
    max-height: 85vh;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease;
    display: flex;
    flex-direction: column;
    margin: auto;
}

/* ============================================
   邮箱服务模态框 - 现代化设计
   ============================================ */

/* 大型表单模态框 */
#edit-custom-modal .modal-content,
#add-custom-modal .modal-content {
    max-width: 1000px;
}

/* 表单容器 */
#edit-custom-form,
#add-custom-form {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-height: 0;
}

/* 表单内容区域 - 可滚动 */
.modal-form-content {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: var(--spacing-xl);
}

/* 表单分组 */
.form-section {
    margin-bottom: var(--spacing-xl);
}

.form-section:last-child {
    margin-bottom: 0;
}

.form-section-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--border);
}

/* 表单字段 */
#edit-custom-modal .form-group,
#add-custom-modal .form-group {
    margin-bottom: var(--spacing-md);
}

#edit-custom-modal .form-group label:not(.checkbox-field),
#add-custom-modal .form-group label:not(.checkbox-field) {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

#edit-custom-modal .form-group input,
#edit-custom-modal .form-group select,
#edit-custom-modal .form-group textarea,
#add-custom-modal .form-group input,
#add-custom-modal .form-group select,
#add-custom-modal .form-group textarea {
    width: 100%;
}

#edit-custom-modal .form-group small,
#add-custom-modal .form-group small {
    display: block;
    margin-top: 6px;
    font-size: 0.8125rem;
    color: var(--text-muted);
    line-height: 1.4;
}

/* 网格布局 */
#edit-custom-modal .form-row,
#add-custom-modal .form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

#edit-custom-modal .form-row:last-child,
#add-custom-modal .form-row:last-child {
    margin-bottom: 0;
}

/* Cloudflare 配置卡片 */
#edit-tm-cloudflare-fields,
#add-tm-cloudflare-fields {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

/* 支持 4 列布局的 form-row */
#edit-tm-cloudflare-fields .form-row[style*="grid-template-columns: repeat(4, 1fr)"],
#add-tm-cloudflare-fields .form-row[style*="grid-template-columns: repeat(4, 1fr)"] {
    grid-template-columns: repeat(4, 1fr) !important;
}

#add-custom-modal .form-row--settings,
#edit-custom-modal .form-row--settings {
    grid-template-columns: minmax(0, 200px) auto;
    align-items: end;
    gap: var(--spacing-lg);
}

#add-custom-modal .form-group--checkbox,
#edit-custom-modal .form-group--checkbox,
#add-custom-modal .form-group--action,
#edit-custom-modal .form-group--action {
    display: flex;
    align-items: flex-end;
    min-width: 0;
}

#add-custom-modal .checkbox-field,
#edit-custom-modal .checkbox-field {
    display: grid;
    grid-template-columns: 16px minmax(0, 1fr);
    column-gap: var(--spacing-sm);
    align-items: start;
    cursor: pointer;
    width: 100%;
    margin-bottom: 0;
    color: var(--text-primary);
}

#add-custom-modal .checkbox-field input[type="checkbox"],
#edit-custom-modal .checkbox-field input[type="checkbox"] {
    grid-column: 1;
    grid-row: 1 / span 2;
    margin: 2px 0 0;
    flex-shrink: 0;
}

#add-custom-modal .checkbox-field__body,
#edit-custom-modal .checkbox-field__body {
    grid-column: 2;
    min-width: 0;
}

#add-custom-modal .checkbox-field__title,
#edit-custom-modal .checkbox-field__title {
    display: block;
    color: inherit;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.45;
}

#add-custom-modal .checkbox-field__hint,
#edit-custom-modal .checkbox-field__hint {
    display: block;
    margin-top: 6px;
    color: var(--text-muted);
    font-size: 0.8125rem;
    line-height: 1.5;
}

#add-custom-modal .checkbox-field--compact,
#edit-custom-modal .checkbox-field--compact {
    grid-template-columns: 16px auto;
    align-items: center;
    width: auto;
    max-width: 100%;
}

#add-custom-modal .checkbox-field--compact input[type="checkbox"],
#edit-custom-modal .checkbox-field--compact input[type="checkbox"] {
    grid-row: 1;
    margin-top: 0;
}

#add-custom-modal .checkbox-field--compact .checkbox-field__body,
#edit-custom-modal .checkbox-field--compact .checkbox-field__body {
    min-width: auto;
}

#add-custom-modal .form-group--checkbox .checkbox-field--compact,
#edit-custom-modal .form-group--checkbox .checkbox-field--compact {
    align-self: flex-end;
}

#add-custom-modal .form-group--action .btn,
#edit-custom-modal .form-group--action .btn {
    align-self: flex-end;
}

.email-code-schedule-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.email-code-schedule-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-sm);
}

.email-code-schedule-toolbar__label {
    color: var(--text-muted);
    font-size: 0.8125rem;
    white-space: nowrap;
}

.email-code-schedule-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.email-code-schedule-chip {
    min-width: 68px;
}

.email-code-schedule-preview {
    min-height: 38px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--background);
    color: var(--text-primary);
    font-size: 0.875rem;
    line-height: 1.5;
}

.email-code-schedule-preview.is-warning {
    border-color: var(--warning-color);
    color: var(--warning-color);
}

.email-code-schedule-preview.is-error {
    border-color: var(--error-color);
    color: var(--error-color);
}

/* 域名管理器 */
#edit-tm-domain-manager {
    background: var(--surface-hover);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

#edit-tm-domain-list {
    max-height: 240px;
    overflow-y: auto;
    margin-top: var(--spacing-md);
}

/* 类型徽章 */
#edit-custom-type-badge {
    display: inline-block;
    padding: 6px 12px;
    background: var(--primary-light);
    color: var(--primary-color);
    border-radius: var(--radius);
    font-size: 0.8125rem;
    font-weight: 600;
}

/* 表单底部操作栏 - 固定 */
.modal-form-footer {
    flex-shrink: 0;
    padding: var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid var(--border);
    background: var(--surface);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
}

#edit-custom-modal .form-actions,
#add-custom-modal .form-actions {
    margin: 0;
    padding: 0;
    border: none;
    display: flex;
    gap: var(--spacing-sm);
}

.checkbox-inline {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
}

.checkbox-inline__text {
    margin-left: 8px;
}

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

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}

.modal-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.modal-close {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    transition: all var(--transition);
}

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

.modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    max-height: calc(85vh - 140px);
}

/* ============================================
   下拉菜单
   ============================================ */

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + 4px);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    min-width: 160px;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    overflow: hidden;
    animation: fadeIn 0.15s ease;
}

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

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: background var(--transition-fast);
    cursor: pointer;
}

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

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

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

/* ============================================
   Toast 通知
   ============================================ */

.toast-container {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    font-size: 0.875rem;
    animation: slideIn 0.3s ease;
    max-width: 400px;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast.success {
    border-left: 3px solid var(--success-color);
}

.toast.error {
    border-left: 3px solid var(--danger-color);
}

.toast.warning {
    border-left: 3px solid var(--warning-color);
}

.toast.info {
    border-left: 3px solid var(--info-color);
}

/* ============================================
   进度条
   ============================================ */

.progress-bar-container {
    background: var(--border);
    border-radius: var(--radius-full);
    height: 8px;
    overflow: hidden;
    margin-bottom: var(--spacing-md);
}

.progress-bar {
    background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
    height: 100%;
    border-radius: var(--radius-full);
    transition: width 0.3s ease;
    position: relative;
}

.progress-bar.indeterminate {
    background: linear-gradient(90deg,
        transparent 0%,
        var(--primary-color) 50%,
        transparent 100%);
    animation: indeterminate 1.5s infinite linear;
}

@keyframes indeterminate {
    from { transform: translateX(-100%); }
    to { transform: translateX(100%); }
}

/* ============================================
   空状态
   ============================================ */

.empty-state {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-lg);
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.empty-state-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.empty-state-description {
    font-size: 0.875rem;
    max-width: 300px;
    margin: 0 auto;
}

/* ============================================
   骨架屏
   ============================================ */

.skeleton {
    background: linear-gradient(90deg,
        var(--border) 25%,
        var(--surface-hover) 50%,
        var(--border) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-sm);
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 16px;
    margin-bottom: var(--spacing-sm);
}

.skeleton-text:last-child {
    width: 60%;
}

/* ============================================
   信息网格
   ============================================ */

.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.info-item .label {
    color: var(--text-secondary);
    font-size: 0.8125rem;
}

.info-item .value {
    font-size: 1rem;
    font-weight: 500;
    word-break: break-all;
}

/* 编辑表单特殊样式 */
.info-item .value:has(.form-input, .form-select) {
    word-break: normal;
}

.info-item .value textarea.form-input {
    min-height: 80px;
    font-size: 0.8125rem;
}

/* ============================================
   导入区域
   ============================================ */

.import-info {
    background: var(--info-light);
    border: 1px solid var(--info-color);
    border-radius: var(--radius);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    font-size: 0.875rem;
}

.import-info p {
    margin-bottom: var(--spacing-sm);
}

.import-info ul {
    margin: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
}

.import-info li {
    margin-bottom: var(--spacing-xs);
}

.import-info code {
    background: var(--surface);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.8125rem;
}

.import-stats {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--success-light);
    border-radius: var(--radius);
}

.import-errors {
    background: var(--danger-light);
    border-radius: var(--radius);
    padding: var(--spacing-md);
    font-size: 0.8125rem;
    color: var(--danger-color);
}

/* ============================================
   批量统计
   ============================================ */

.batch-stats {
    display: flex;
    justify-content: space-around;
    gap: var(--spacing-lg);
    text-align: center;
}

.batch-stats span {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.batch-stats strong {
    display: block;
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-top: var(--spacing-xs);
    font-weight: 700;
}

/* ============================================
   响应式设计
   ============================================ */

@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .navbar {
        flex-direction: column;
        gap: var(--spacing-md);
        padding: var(--spacing-md) 0;
    }

    .nav-links {
        width: 100%;
        justify-content: center;
    }

    .toolbar {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    .toolbar-section {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }

    .toolbar-section:first-child {
        flex: none;
    }

    .toolbar-group {
        width: 100%;
        flex-wrap: nowrap;
        overflow-x: auto;
    }

    .toolbar .form-select,
    .toolbar .form-input {
        flex: 1;
        min-width: 0;
    }

    .toolbar .btn-sm {
        flex-shrink: 0;
    }

    .toolbar-label {
        width: 100%;
        margin-bottom: var(--spacing-xs);
    }

    .batch-toolbar .toolbar-section {
        flex-direction: column;
        align-items: stretch;
    }

    .toolbar-left,
    .toolbar-right {
        flex-direction: column;
        align-items: stretch;
    }

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

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

    .info-grid {
        grid-template-columns: 1fr;
    }

    .tabs {
        flex-wrap: wrap;
    }

    .tab-btn {
        flex: auto;
    }

    .batch-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .modal-content {
        max-width: 100%;
        margin: var(--spacing-md);
        max-height: 90vh;
    }

    /* 表格在移动端的优化 */
    .data-table {
        font-size: 0.8125rem;
    }

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

    .table-actions {
        flex-direction: column;
        gap: 4px;
    }

    .table-actions .btn {
        width: 100%;
    }

    /* 邮箱服务模态框响应式 */
    #add-custom-modal .modal-content,
    #edit-custom-modal .modal-content {
        max-width: 100%;
        margin: var(--spacing-sm);
    }

    .modal-form-content {
        padding: var(--spacing-md);
    }

    .modal-form-footer {
        padding: var(--spacing-md);
    }

    #add-custom-modal .form-row,
    #edit-custom-modal .form-row {
        grid-template-columns: 1fr;
    }

    #add-tm-cloudflare-fields,
    #edit-tm-cloudflare-fields,
    #edit-tm-domain-manager {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .stat-card {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .btn {
        width: 100%;
    }

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

/* ============================================
   滚动条样式
   ============================================ */

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

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

/* ============================================
   选择样式
   ============================================ */

::selection {
    background: var(--primary-light);
    color: var(--primary-dark);
}

/* ============================================
   打印样式
   ============================================ */

@media print {
    .navbar,
    .btn,
    .modal {
        display: none !important;
    }

    .card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}